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-rw-r--r--mpvcore/player/mplayer.c5079
1 files changed, 5079 insertions, 0 deletions
diff --git a/mpvcore/player/mplayer.c b/mpvcore/player/mplayer.c
new file mode 100644
index 0000000000..b92b38e050
--- /dev/null
+++ b/mpvcore/player/mplayer.c
@@ -0,0 +1,5079 @@
+/*
+ * This file is part of MPlayer.
+ *
+ * MPlayer is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * MPlayer is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with MPlayer; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdbool.h>
+#include <math.h>
+#include <assert.h>
+#include <ctype.h>
+
+#ifdef PTW32_STATIC_LIB
+#include <pthread.h>
+#endif
+
+#include <libavutil/intreadwrite.h>
+#include <libavutil/attributes.h>
+#include <libavutil/md5.h>
+#include <libavutil/common.h>
+
+#include <libavcodec/version.h>
+
+#include "config.h"
+#include "talloc.h"
+
+#include "osdep/io.h"
+
+#if defined(__MINGW32__) || defined(__CYGWIN__)
+#include <windows.h>
+#endif
+#define WAKEUP_PERIOD 0.5
+#include <string.h>
+#include <unistd.h>
+
+// #include <sys/mman.h>
+#include <sys/types.h>
+#ifndef __MINGW32__
+#include <sys/ioctl.h>
+#include <sys/wait.h>
+#endif
+
+#include <sys/time.h>
+#include <sys/stat.h>
+
+#include <signal.h>
+#include <time.h>
+#include <fcntl.h>
+#include <limits.h>
+
+#include <errno.h>
+
+#include "mpvcore/mpv_global.h"
+#include "mpvcore/mp_msg.h"
+#include "mpvcore/av_log.h"
+
+
+#include "mpvcore/m_option.h"
+#include "mpvcore/m_config.h"
+#include "mpvcore/resolve.h"
+#include "mpvcore/m_property.h"
+
+#include "sub/find_subfiles.h"
+#include "sub/dec_sub.h"
+#include "sub/sd.h"
+
+#include "mp_osd.h"
+#include "video/out/vo.h"
+#include "screenshot.h"
+
+#include "sub/sub.h"
+#include "mpvcore/cpudetect.h"
+
+#ifdef CONFIG_X11
+#include "video/out/x11_common.h"
+#endif
+
+#ifdef CONFIG_COCOA
+#include "osdep/macosx_application.h"
+#endif
+
+#include "audio/out/ao.h"
+
+#include "mpvcore/codecs.h"
+
+#include "osdep/getch2.h"
+#include "osdep/timer.h"
+
+#include "mpvcore/input/input.h"
+#include "mpvcore/encode.h"
+
+#include "osdep/priority.h"
+
+#include "stream/tv.h"
+#include "stream/stream_radio.h"
+#ifdef CONFIG_DVBIN
+#include "stream/dvbin.h"
+#endif
+
+//**************************************************************************//
+// Playtree
+//**************************************************************************//
+#include "mpvcore/playlist.h"
+#include "mpvcore/playlist_parser.h"
+
+//**************************************************************************//
+// Config
+//**************************************************************************//
+#include "mpvcore/parser-cfg.h"
+#include "mpvcore/parser-mpcmd.h"
+
+//**************************************************************************//
+// Config file
+//**************************************************************************//
+
+#include "mpvcore/path.h"
+
+//**************************************************************************//
+//**************************************************************************//
+// Input media streaming & demultiplexer:
+//**************************************************************************//
+
+#include "stream/stream.h"
+#include "demux/demux.h"
+#include "demux/stheader.h"
+
+#include "audio/filter/af.h"
+#include "audio/decode/dec_audio.h"
+#include "video/decode/dec_video.h"
+#include "video/mp_image.h"
+#include "video/filter/vf.h"
+#include "video/decode/vd.h"
+
+#include "audio/mixer.h"
+
+#include "mp_core.h"
+#include "mpvcore/options.h"
+
+#include "mp_lua.h"
+
+const char mp_help_text[] = _(
+"Usage: mpv [options] [url|path/]filename\n"
+"\n"
+"Basic options:\n"
+" --start=<time> seek to given (percent, seconds, or hh:mm:ss) position\n"
+" --no-audio do not play sound\n"
+" --no-video do not play video\n"
+" --fs fullscreen playback\n"
+" --sub=<file> specify subtitle file to use\n"
+" --playlist=<file> specify playlist file\n"
+"\n"
+" --list-options list all mpv options\n"
+"\n");
+
+static const char av_desync_help_text[] = _(
+"\n\n"
+" *************************************************\n"
+" **** Audio/Video desynchronisation detected! ****\n"
+" *************************************************\n\n"
+"This means either the audio or the video is played too slowly.\n"
+"Possible reasons, problems, workarounds:\n"
+"- Your system is simply too slow for this file.\n"
+" Transcode it to a lower bitrate file with tools like HandBrake.\n"
+"- Broken/buggy _audio_ driver.\n"
+" Experiment with different values for --autosync, 30 is a good start.\n"
+" If you have PulseAudio, try --ao=alsa .\n"
+"- Slow video output.\n"
+" Try a different -vo driver (-vo help for a list) or try -framedrop!\n"
+"- Playing a video file with --vo=opengl with higher FPS than the monitor.\n"
+" This is due to vsync limiting the framerate.\n"
+"- Playing from a slow network source.\n"
+" Download the file instead.\n"
+"- Try to find out whether audio or video is causing this by experimenting\n"
+" with --no-video and --no-audio.\n"
+"- If you swiched audio or video tracks, try seeking to force synchronization.\n"
+"If none of this helps you, file a bug report.\n\n");
+
+
+//**************************************************************************//
+//**************************************************************************//
+
+#include "sub/ass_mp.h"
+
+
+// ---
+
+#include "mpvcore/mp_common.h"
+#include "command.h"
+
+static void reset_subtitles(struct MPContext *mpctx);
+static void reinit_subs(struct MPContext *mpctx);
+static void handle_force_window(struct MPContext *mpctx, bool reconfig);
+
+static double get_relative_time(struct MPContext *mpctx)
+{
+ int64_t new_time = mp_time_us();
+ int64_t delta = new_time - mpctx->last_time;
+ mpctx->last_time = new_time;
+ return delta * 0.000001;
+}
+
+static double rel_time_to_abs(struct MPContext *mpctx, struct m_rel_time t,
+ double fallback_time)
+{
+ double length = get_time_length(mpctx);
+ switch (t.type) {
+ case REL_TIME_ABSOLUTE:
+ return t.pos;
+ case REL_TIME_NEGATIVE:
+ if (length != 0)
+ return FFMAX(length - t.pos, 0.0);
+ break;
+ case REL_TIME_PERCENT:
+ if (length != 0)
+ return length * (t.pos / 100.0);
+ break;
+ case REL_TIME_CHAPTER:
+ if (chapter_start_time(mpctx, t.pos) >= 0)
+ return chapter_start_time(mpctx, t.pos);
+ break;
+ }
+ return fallback_time;
+}
+
+static double get_play_end_pts(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (opts->play_end.type) {
+ return rel_time_to_abs(mpctx, opts->play_end, MP_NOPTS_VALUE);
+ } else if (opts->play_length.type) {
+ double startpts = get_start_time(mpctx);
+ double start = rel_time_to_abs(mpctx, opts->play_start, startpts);
+ double length = rel_time_to_abs(mpctx, opts->play_length, -1);
+ if (start != -1 && length != -1)
+ return start + length;
+ }
+ return MP_NOPTS_VALUE;
+}
+
+static void print_stream(struct MPContext *mpctx, struct track *t)
+{
+ struct sh_stream *s = t->stream;
+ const char *tname = "?";
+ const char *selopt = "?";
+ const char *langopt = "?";
+ const char *iid = NULL;
+ switch (t->type) {
+ case STREAM_VIDEO:
+ tname = "Video"; selopt = "vid"; langopt = NULL; iid = "VID";
+ break;
+ case STREAM_AUDIO:
+ tname = "Audio"; selopt = "aid"; langopt = "alang"; iid = "AID";
+ break;
+ case STREAM_SUB:
+ tname = "Subs"; selopt = "sid"; langopt = "slang"; iid = "SID";
+ break;
+ }
+ MP_INFO(mpctx, "[stream] %-5s %3s",
+ tname, mpctx->current_track[t->type] == t ? "(+)" : "");
+ MP_INFO(mpctx, " --%s=%d", selopt, t->user_tid);
+ if (t->lang && langopt)
+ MP_INFO(mpctx, " --%s=%s", langopt, t->lang);
+ if (t->default_track)
+ MP_INFO(mpctx, " (*)");
+ if (t->attached_picture)
+ MP_INFO(mpctx, " [P]");
+ if (t->title)
+ MP_INFO(mpctx, " '%s'", t->title);
+ const char *codec = s ? s->codec : NULL;
+ MP_INFO(mpctx, " (%s)", codec ? codec : "<unknown>");
+ if (t->is_external)
+ MP_INFO(mpctx, " (external)");
+ MP_INFO(mpctx, "\n");
+ // legacy compatibility
+ if (!iid)
+ return;
+ int id = t->user_tid;
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_%s_ID=%d\n", iid, id);
+ if (t->title)
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_%s_%d_NAME=%s\n", iid, id, t->title);
+ if (t->lang)
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_%s_%d_LANG=%s\n", iid, id, t->lang);
+}
+
+static void print_file_properties(struct MPContext *mpctx, const char *filename)
+{
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_FILENAME=%s\n",
+ filename);
+ if (mpctx->sh_video) {
+ /* Assume FOURCC if all bytes >= 0x20 (' ') */
+ if (mpctx->sh_video->format >= 0x20202020)
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_FORMAT=%.4s\n", (char *)&mpctx->sh_video->format);
+ else
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_FORMAT=0x%08X\n", mpctx->sh_video->format);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_BITRATE=%d\n", mpctx->sh_video->i_bps * 8);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_WIDTH=%d\n", mpctx->sh_video->disp_w);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_HEIGHT=%d\n", mpctx->sh_video->disp_h);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_FPS=%5.3f\n", mpctx->sh_video->fps);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_VIDEO_ASPECT=%1.4f\n", mpctx->sh_video->aspect);
+ }
+ if (mpctx->sh_audio) {
+ /* Assume FOURCC if all bytes >= 0x20 (' ') */
+ if (mpctx->sh_audio->format >= 0x20202020)
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_AUDIO_FORMAT=%.4s\n", (char *)&mpctx->sh_audio->format);
+ else
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_AUDIO_FORMAT=%d\n", mpctx->sh_audio->format);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_AUDIO_BITRATE=%d\n", mpctx->sh_audio->i_bps * 8);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_AUDIO_RATE=%d\n", mpctx->sh_audio->samplerate);
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_AUDIO_NCH=%d\n", mpctx->sh_audio->channels.num);
+ }
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO,
+ "ID_LENGTH=%.2f\n", get_time_length(mpctx));
+ int chapter_count = get_chapter_count(mpctx);
+ if (chapter_count >= 0) {
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTERS=%d\n", chapter_count);
+ for (int i = 0; i < chapter_count; i++) {
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTER_ID=%d\n", i);
+ // print in milliseconds
+ double time = chapter_start_time(mpctx, i) * 1000.0;
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTER_%d_START=%"PRId64"\n",
+ i, (int64_t)(time < 0 ? -1 : time));
+ char *name = chapter_name(mpctx, i);
+ if (name) {
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_CHAPTER_%d_NAME=%s\n", i,
+ name);
+ talloc_free(name);
+ }
+ }
+ }
+ struct demuxer *demuxer = mpctx->master_demuxer;
+ if (demuxer->num_editions > 1)
+ MP_INFO(mpctx, "Playing edition %d of %d (--edition=%d).\n",
+ demuxer->edition + 1, demuxer->num_editions, demuxer->edition);
+ for (int t = 0; t < STREAM_TYPE_COUNT; t++) {
+ for (int n = 0; n < mpctx->num_tracks; n++)
+ if (mpctx->tracks[n]->type == t)
+ print_stream(mpctx, mpctx->tracks[n]);
+ }
+}
+
+// Time used to seek external tracks to.
+static double get_main_demux_pts(struct MPContext *mpctx)
+{
+ double main_new_pos = MP_NOPTS_VALUE;
+ if (mpctx->demuxer) {
+ for (int n = 0; n < mpctx->demuxer->num_streams; n++) {
+ if (main_new_pos == MP_NOPTS_VALUE)
+ main_new_pos = demux_get_next_pts(mpctx->demuxer->streams[n]);
+ }
+ }
+ return main_new_pos;
+}
+
+static void set_demux_field(struct MPContext *mpctx, enum stream_type type,
+ struct sh_stream *s)
+{
+ mpctx->sh[type] = s;
+ // redundant fields for convenience access
+ switch(type) {
+ case STREAM_VIDEO: mpctx->sh_video = s ? s->video : NULL; break;
+ case STREAM_AUDIO: mpctx->sh_audio = s ? s->audio : NULL; break;
+ case STREAM_SUB: mpctx->sh_sub = s ? s->sub : NULL; break;
+ }
+}
+
+static void init_demux_stream(struct MPContext *mpctx, enum stream_type type)
+{
+ struct track *track = mpctx->current_track[type];
+ set_demux_field(mpctx, type, track ? track->stream : NULL);
+ struct sh_stream *stream = mpctx->sh[type];
+ if (stream) {
+ demuxer_switch_track(stream->demuxer, type, stream);
+ if (track->is_external) {
+ double pts = get_main_demux_pts(mpctx);
+ demux_seek(stream->demuxer, pts, SEEK_ABSOLUTE);
+ }
+ }
+}
+
+static void cleanup_demux_stream(struct MPContext *mpctx, enum stream_type type)
+{
+ struct sh_stream *stream = mpctx->sh[type];
+ if (stream)
+ demuxer_switch_track(stream->demuxer, type, NULL);
+ set_demux_field(mpctx, type, NULL);
+}
+
+// Switch the demuxers to current track selection. This is possibly important
+// for intialization: if something reads packets from the demuxer (like at least
+// reinit_audio_chain does, or when seeking), packets from the other streams
+// should be queued instead of discarded. So all streams should be enabled
+// before the first initialization function is called.
+static void preselect_demux_streams(struct MPContext *mpctx)
+{
+ // Disable all streams, just to be sure no unwanted streams are selected.
+ for (int n = 0; n < mpctx->num_sources; n++) {
+ for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
+ struct track *track = mpctx->current_track[type];
+ if (!(track && track->demuxer == mpctx->sources[n] &&
+ demuxer_stream_is_selected(track->demuxer, track->stream)))
+ demuxer_switch_track(mpctx->sources[n], type, NULL);
+ }
+ }
+
+ for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
+ struct track *track = mpctx->current_track[type];
+ if (track && track->stream)
+ demuxer_switch_track(track->stream->demuxer, type, track->stream);
+ }
+}
+
+static void uninit_subs(struct demuxer *demuxer)
+{
+ for (int i = 0; i < demuxer->num_streams; i++) {
+ struct sh_stream *sh = demuxer->streams[i];
+ if (sh->sub) {
+ sub_destroy(sh->sub->dec_sub);
+ sh->sub->dec_sub = NULL;
+ }
+ }
+}
+
+void uninit_player(struct MPContext *mpctx, unsigned int mask)
+{
+ mask &= mpctx->initialized_flags;
+
+ MP_DBG(mpctx, "\n*** uninit(0x%X)\n", mask);
+
+ if (mask & INITIALIZED_ACODEC) {
+ mpctx->initialized_flags &= ~INITIALIZED_ACODEC;
+ mixer_uninit_audio(mpctx->mixer);
+ if (mpctx->sh_audio)
+ uninit_audio(mpctx->sh_audio);
+ cleanup_demux_stream(mpctx, STREAM_AUDIO);
+ }
+
+ if (mask & INITIALIZED_SUB) {
+ mpctx->initialized_flags &= ~INITIALIZED_SUB;
+ if (mpctx->sh_sub)
+ sub_reset(mpctx->sh_sub->dec_sub);
+ cleanup_demux_stream(mpctx, STREAM_SUB);
+ mpctx->osd->dec_sub = NULL;
+ reset_subtitles(mpctx);
+ }
+
+ if (mask & INITIALIZED_LIBASS) {
+ mpctx->initialized_flags &= ~INITIALIZED_LIBASS;
+#ifdef CONFIG_ASS
+ if (mpctx->osd->ass_renderer)
+ ass_renderer_done(mpctx->osd->ass_renderer);
+ mpctx->osd->ass_renderer = NULL;
+ ass_clear_fonts(mpctx->ass_library);
+#endif
+ }
+
+ if (mask & INITIALIZED_VCODEC) {
+ mpctx->initialized_flags &= ~INITIALIZED_VCODEC;
+ if (mpctx->sh_video)
+ uninit_video(mpctx->sh_video);
+ cleanup_demux_stream(mpctx, STREAM_VIDEO);
+ mpctx->sync_audio_to_video = false;
+ }
+
+ if (mask & INITIALIZED_DEMUXER) {
+ mpctx->initialized_flags &= ~INITIALIZED_DEMUXER;
+ for (int i = 0; i < mpctx->num_tracks; i++) {
+ talloc_free(mpctx->tracks[i]);
+ }
+ mpctx->num_tracks = 0;
+ for (int t = 0; t < STREAM_TYPE_COUNT; t++)
+ mpctx->current_track[t] = NULL;
+ assert(!mpctx->sh_video && !mpctx->sh_audio && !mpctx->sh_sub);
+ mpctx->master_demuxer = NULL;
+ for (int i = 0; i < mpctx->num_sources; i++) {
+ uninit_subs(mpctx->sources[i]);
+ struct demuxer *demuxer = mpctx->sources[i];
+ if (demuxer->stream != mpctx->stream)
+ free_stream(demuxer->stream);
+ free_demuxer(demuxer);
+ }
+ talloc_free(mpctx->sources);
+ mpctx->sources = NULL;
+ mpctx->demuxer = NULL;
+ mpctx->num_sources = 0;
+ talloc_free(mpctx->timeline);
+ mpctx->timeline = NULL;
+ mpctx->num_timeline_parts = 0;
+ talloc_free(mpctx->chapters);
+ mpctx->chapters = NULL;
+ mpctx->num_chapters = 0;
+ mpctx->video_offset = 0;
+ }
+
+ // kill the cache process:
+ if (mask & INITIALIZED_STREAM) {
+ mpctx->initialized_flags &= ~INITIALIZED_STREAM;
+ if (mpctx->stream)
+ free_stream(mpctx->stream);
+ mpctx->stream = NULL;
+ }
+
+ if (mask & INITIALIZED_VO) {
+ mpctx->initialized_flags &= ~INITIALIZED_VO;
+ vo_destroy(mpctx->video_out);
+ mpctx->video_out = NULL;
+ }
+
+ // Must be after libvo uninit, as few vo drivers (svgalib) have tty code.
+ if (mask & INITIALIZED_GETCH2) {
+ mpctx->initialized_flags &= ~INITIALIZED_GETCH2;
+ MP_DBG(mpctx, "\n[[[uninit getch2]]]\n");
+ // restore terminal:
+ getch2_disable();
+ }
+
+ if (mask & INITIALIZED_AO) {
+ mpctx->initialized_flags &= ~INITIALIZED_AO;
+ if (mpctx->ao)
+ ao_uninit(mpctx->ao, mpctx->stop_play != AT_END_OF_FILE);
+ mpctx->ao = NULL;
+ }
+
+ if (mask & INITIALIZED_PLAYBACK)
+ mpctx->initialized_flags &= ~INITIALIZED_PLAYBACK;
+}
+
+static MP_NORETURN void exit_player(struct MPContext *mpctx,
+ enum exit_reason how)
+{
+ int rc;
+ uninit_player(mpctx, INITIALIZED_ALL);
+
+#ifdef CONFIG_ENCODING
+ encode_lavc_finish(mpctx->encode_lavc_ctx);
+ encode_lavc_free(mpctx->encode_lavc_ctx);
+#endif
+
+ mpctx->encode_lavc_ctx = NULL;
+
+#ifdef CONFIG_LUA
+ mp_lua_uninit(mpctx);
+#endif
+
+#if defined(__MINGW32__) || defined(__CYGWIN__)
+ timeEndPeriod(1);
+#endif
+
+#ifdef CONFIG_COCOA
+ cocoa_set_input_context(NULL);
+#endif
+
+ command_uninit(mpctx);
+
+ mp_input_uninit(mpctx->input);
+
+ osd_free(mpctx->osd);
+
+#ifdef CONFIG_ASS
+ ass_library_done(mpctx->ass_library);
+ mpctx->ass_library = NULL;
+#endif
+
+ if (how != EXIT_NONE) {
+ const char *reason;
+ switch (how) {
+ case EXIT_SOMENOTPLAYED:
+ case EXIT_PLAYED:
+ reason = "End of file";
+ break;
+ case EXIT_NOTPLAYED:
+ reason = "No files played";
+ break;
+ case EXIT_ERROR:
+ reason = "Fatal error";
+ break;
+ default:
+ reason = "Quit";
+ }
+ MP_INFO(mpctx, "\nExiting... (%s)\n", reason);
+ }
+
+ if (mpctx->has_quit_custom_rc) {
+ rc = mpctx->quit_custom_rc;
+ } else {
+ switch (how) {
+ case EXIT_ERROR:
+ rc = 1; break;
+ case EXIT_NOTPLAYED:
+ rc = 2; break;
+ case EXIT_SOMENOTPLAYED:
+ rc = 3; break;
+ default:
+ rc = 0;
+ }
+ }
+
+ // must be last since e.g. mp_msg uses option values
+ // that will be freed by this.
+
+ mp_msg_uninit(mpctx->global);
+ talloc_free(mpctx);
+
+#ifdef CONFIG_COCOA
+ terminate_cocoa_application();
+ // never reach here:
+ // terminate calls exit itself, just silence compiler warning
+ exit(0);
+#else
+ exit(rc);
+#endif
+}
+
+static void mk_config_dir(char *subdir)
+{
+ void *tmp = talloc_new(NULL);
+ char *confdir = talloc_steal(tmp, mp_find_user_config_file(""));
+ if (confdir) {
+ if (subdir)
+ confdir = mp_path_join(tmp, bstr0(confdir), bstr0(subdir));
+ mkdir(confdir, 0777);
+ }
+ talloc_free(tmp);
+}
+
+static int cfg_include(struct m_config *conf, char *filename, int flags)
+{
+ return m_config_parse_config_file(conf, filename, flags);
+}
+
+#define DEF_CONFIG "# Write your default config options here!\n\n\n"
+
+static bool parse_cfgfiles(struct MPContext *mpctx, m_config_t *conf)
+{
+ struct MPOpts *opts = mpctx->opts;
+ char *conffile;
+ int conffile_fd;
+ if (!opts->load_config)
+ return true;
+ if (!m_config_parse_config_file(conf, MPLAYER_CONFDIR "/mpv.conf", 0) < 0)
+ return false;
+ mk_config_dir(NULL);
+ if ((conffile = mp_find_user_config_file("config")) == NULL)
+ MP_ERR(mpctx, "mp_find_user_config_file(\"config\") problem\n");
+ else {
+ if ((conffile_fd = open(conffile, O_CREAT | O_EXCL | O_WRONLY,
+ 0666)) != -1) {
+ MP_INFO(mpctx, "Creating config file: %s\n", conffile);
+ write(conffile_fd, DEF_CONFIG, sizeof(DEF_CONFIG) - 1);
+ close(conffile_fd);
+ }
+ if (m_config_parse_config_file(conf, conffile, 0) < 0)
+ return false;
+ talloc_free(conffile);
+ }
+ return true;
+}
+
+// Set options file-local, and don't set them if the user set them via the
+// command line.
+#define FILE_LOCAL_FLAGS (M_SETOPT_BACKUP | M_SETOPT_PRESERVE_CMDLINE)
+
+#define PROFILE_CFG_PROTOCOL "protocol."
+
+static void load_per_protocol_config(m_config_t *conf, const char * const file)
+{
+ char *str;
+ char protocol[strlen(PROFILE_CFG_PROTOCOL) + strlen(file) + 1];
+ m_profile_t *p;
+
+ /* does filename actually uses a protocol ? */
+ if (!mp_is_url(bstr0(file)))
+ return;
+ str = strstr(file, "://");
+ if (!str)
+ return;
+
+ sprintf(protocol, "%s%s", PROFILE_CFG_PROTOCOL, file);
+ protocol[strlen(PROFILE_CFG_PROTOCOL) + strlen(file) - strlen(str)] = '\0';
+ p = m_config_get_profile0(conf, protocol);
+ if (p) {
+ mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
+ "Loading protocol-related profile '%s'\n", protocol);
+ m_config_set_profile(conf, p, FILE_LOCAL_FLAGS);
+ }
+}
+
+#define PROFILE_CFG_EXTENSION "extension."
+
+static void load_per_extension_config(m_config_t *conf, const char * const file)
+{
+ char *str;
+ char extension[strlen(PROFILE_CFG_EXTENSION) + 8];
+ m_profile_t *p;
+
+ /* does filename actually have an extension ? */
+ str = strrchr(file, '.');
+ if (!str)
+ return;
+
+ sprintf(extension, PROFILE_CFG_EXTENSION);
+ strncat(extension, ++str, 7);
+ p = m_config_get_profile0(conf, extension);
+ if (p) {
+ mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
+ "Loading extension-related profile '%s'\n", extension);
+ m_config_set_profile(conf, p, FILE_LOCAL_FLAGS);
+ }
+}
+
+#define PROFILE_CFG_VO "vo."
+#define PROFILE_CFG_AO "ao."
+
+static void load_per_output_config(m_config_t *conf, char *cfg, char *out)
+{
+ char profile[strlen(cfg) + strlen(out) + 1];
+ m_profile_t *p;
+
+ if (!out && !out[0])
+ return;
+
+ sprintf(profile, "%s%s", cfg, out);
+ p = m_config_get_profile0(conf, profile);
+ if (p) {
+ mp_tmsg(MSGT_CPLAYER, MSGL_INFO,
+ "Loading extension-related profile '%s'\n", profile);
+ m_config_set_profile(conf, p, FILE_LOCAL_FLAGS);
+ }
+}
+
+/**
+ * Tries to load a config file (in file local mode)
+ * @return 0 if file was not found, 1 otherwise
+ */
+static int try_load_config(m_config_t *conf, const char *file, int flags)
+{
+ if (!mp_path_exists(file))
+ return 0;
+ mp_tmsg(MSGT_CPLAYER, MSGL_INFO, "Loading config '%s'\n", file);
+ m_config_parse_config_file(conf, file, flags);
+ return 1;
+}
+
+static void load_per_file_config(m_config_t *conf, const char * const file,
+ bool search_file_dir)
+{
+ char *confpath;
+ char cfg[MP_PATH_MAX];
+ const char *name;
+
+ if (strlen(file) > MP_PATH_MAX - 14) {
+ mp_msg(MSGT_CPLAYER, MSGL_WARN, "Filename is too long, "
+ "can not load file or directory specific config files\n");
+ return;
+ }
+ sprintf(cfg, "%s.conf", file);
+
+ name = mp_basename(cfg);
+ if (search_file_dir) {
+ char dircfg[MP_PATH_MAX];
+ strcpy(dircfg, cfg);
+ strcpy(dircfg + (name - cfg), "mpv.conf");
+ try_load_config(conf, dircfg, FILE_LOCAL_FLAGS);
+
+ if (try_load_config(conf, cfg, FILE_LOCAL_FLAGS))
+ return;
+ }
+
+ if ((confpath = mp_find_user_config_file(name)) != NULL) {
+ try_load_config(conf, confpath, FILE_LOCAL_FLAGS);
+
+ talloc_free(confpath);
+ }
+}
+
+#define MP_WATCH_LATER_CONF "watch_later"
+
+static char *get_playback_resume_config_filename(const char *fname,
+ struct MPOpts *opts)
+{
+ char *res = NULL;
+ void *tmp = talloc_new(NULL);
+ const char *realpath = fname;
+ bstr bfname = bstr0(fname);
+ if (!mp_is_url(bfname)) {
+ char *cwd = mp_getcwd(tmp);
+ if (!cwd)
+ goto exit;
+ realpath = mp_path_join(tmp, bstr0(cwd), bstr0(fname));
+ }
+#ifdef CONFIG_DVDREAD
+ if (bstr_startswith0(bfname, "dvd://"))
+ realpath = talloc_asprintf(tmp, "%s - %s", realpath, dvd_device);
+#endif
+#ifdef CONFIG_LIBBLURAY
+ if (bstr_startswith0(bfname, "br://") || bstr_startswith0(bfname, "bd://") ||
+ bstr_startswith0(bfname, "bluray://"))
+ realpath = talloc_asprintf(tmp, "%s - %s", realpath, bluray_device);
+#endif
+ uint8_t md5[16];
+ av_md5_sum(md5, realpath, strlen(realpath));
+ char *conf = talloc_strdup(tmp, "");
+ for (int i = 0; i < 16; i++)
+ conf = talloc_asprintf_append(conf, "%02X", md5[i]);
+
+ conf = talloc_asprintf(tmp, "%s/%s", MP_WATCH_LATER_CONF, conf);
+
+ res = mp_find_user_config_file(conf);
+
+exit:
+ talloc_free(tmp);
+ return res;
+}
+
+static const char *backup_properties[] = {
+ "osd-level",
+ //"loop",
+ "speed",
+ "edition",
+ "pause",
+ "volume-restore-data",
+ "audio-delay",
+ //"balance",
+ "fullscreen",
+ "colormatrix",
+ "colormatrix-input-range",
+ "colormatrix-output-range",
+ "ontop",
+ "border",
+ "gamma",
+ "brightness",
+ "contrast",
+ "saturation",
+ "hue",
+ "deinterlace",
+ "vf",
+ "af",
+ "panscan",
+ "aid",
+ "vid",
+ "sid",
+ "sub-delay",
+ "sub-pos",
+ "sub-visibility",
+ "sub-scale",
+ "ass-use-margins",
+ "ass-vsfilter-aspect-compat",
+ "ass-style-override",
+ 0
+};
+
+// Should follow what parser-cfg.c does/needs
+static bool needs_config_quoting(const char *s)
+{
+ for (int i = 0; s && s[i]; i++) {
+ unsigned char c = s[i];
+ if (!isprint(c) || isspace(c) || c == '#' || c == '\'' || c == '"')
+ return true;
+ }
+ return false;
+}
+
+void mp_write_watch_later_conf(struct MPContext *mpctx)
+{
+ void *tmp = talloc_new(NULL);
+ char *filename = mpctx->filename;
+ if (!filename)
+ goto exit;
+
+ double pos = get_current_time(mpctx);
+ if (pos == MP_NOPTS_VALUE)
+ goto exit;
+
+ mk_config_dir(MP_WATCH_LATER_CONF);
+
+ char *conffile = get_playback_resume_config_filename(mpctx->filename,
+ mpctx->opts);
+ talloc_steal(tmp, conffile);
+ if (!conffile)
+ goto exit;
+
+ MP_INFO(mpctx, "Saving state.\n");
+
+ FILE *file = fopen(conffile, "wb");
+ if (!file)
+ goto exit;
+ fprintf(file, "start=%f\n", pos);
+ for (int i = 0; backup_properties[i]; i++) {
+ const char *pname = backup_properties[i];
+ char *val = NULL;
+ int r = mp_property_do(pname, M_PROPERTY_GET_STRING, &val, mpctx);
+ if (r == M_PROPERTY_OK) {
+ if (needs_config_quoting(val)) {
+ // e.g. '%6%STRING'
+ fprintf(file, "%s=%%%d%%%s\n", pname, (int)strlen(val), val);
+ } else {
+ fprintf(file, "%s=%s\n", pname, val);
+ }
+ }
+ talloc_free(val);
+ }
+ fclose(file);
+
+exit:
+ talloc_free(tmp);
+}
+
+static void load_playback_resume(m_config_t *conf, const char *file)
+{
+ char *fname = get_playback_resume_config_filename(file, conf->optstruct);
+ if (fname && mp_path_exists(fname)) {
+ // Never apply the saved start position to following files
+ m_config_backup_opt(conf, "start");
+ mp_msg(MSGT_CPLAYER, MSGL_INFO, "Resuming playback. This behavior can "
+ "be disabled with --no-resume-playback.\n");
+ try_load_config(conf, fname, M_SETOPT_PRESERVE_CMDLINE);
+ unlink(fname);
+ }
+ talloc_free(fname);
+}
+
+// Returns the first file that has a resume config.
+// Compared to hashing the playlist file or contents and managing separate
+// resume file for them, this is simpler, and also has the nice property
+// that appending to a playlist doesn't interfere with resuming (especially
+// if the playlist comes from the command line).
+struct playlist_entry *mp_resume_playlist(struct playlist *playlist,
+ struct MPOpts *opts)
+{
+ if (!opts->position_resume)
+ return NULL;
+ for (struct playlist_entry *e = playlist->first; e; e = e->next) {
+ char *conf = get_playback_resume_config_filename(e->filename, opts);
+ bool exists = conf && mp_path_exists(conf);
+ talloc_free(conf);
+ if (exists)
+ return e;
+ }
+ return NULL;
+}
+
+static void load_per_file_options(m_config_t *conf,
+ struct playlist_param *params,
+ int params_count)
+{
+ for (int n = 0; n < params_count; n++) {
+ m_config_set_option_ext(conf, params[n].name, params[n].value,
+ M_SETOPT_BACKUP);
+ }
+}
+
+/* When demux performs a blocking operation (network connection or
+ * cache filling) if the operation fails we use this function to check
+ * if it was interrupted by the user.
+ * The function returns whether it was interrupted. */
+static bool demux_was_interrupted(struct MPContext *mpctx)
+{
+ for (;;) {
+ if (mpctx->stop_play != KEEP_PLAYING
+ && mpctx->stop_play != AT_END_OF_FILE)
+ return true;
+ mp_cmd_t *cmd = mp_input_get_cmd(mpctx->input, 0, 0);
+ if (!cmd)
+ break;
+ if (mp_input_is_abort_cmd(cmd->id))
+ run_command(mpctx, cmd);
+ mp_cmd_free(cmd);
+ }
+ return false;
+}
+
+static int find_new_tid(struct MPContext *mpctx, enum stream_type t)
+{
+ int new_id = 0;
+ for (int i = 0; i < mpctx->num_tracks; i++) {
+ struct track *track = mpctx->tracks[i];
+ if (track->type == t)
+ new_id = FFMAX(new_id, track->user_tid);
+ }
+ return new_id + 1;
+}
+
+// Map stream number (as used by libdvdread) to MPEG IDs (as used by demuxer).
+static int map_id_from_demuxer(struct demuxer *d, enum stream_type type, int id)
+{
+ if (d->stream->uncached_type == STREAMTYPE_DVD && type == STREAM_SUB)
+ id = id & 0x1F;
+ return id;
+}
+
+static struct track *add_stream_track(struct MPContext *mpctx,
+ struct sh_stream *stream,
+ bool under_timeline)
+{
+ for (int i = 0; i < mpctx->num_tracks; i++) {
+ struct track *track = mpctx->tracks[i];
+ if (track->stream == stream)
+ return track;
+ // DVD subtitle track that was added later
+ if (stream->type == STREAM_SUB && track->type == STREAM_SUB &&
+ map_id_from_demuxer(stream->demuxer, stream->type,
+ stream->demuxer_id) == track->demuxer_id
+ && !track->stream)
+ {
+ track->stream = stream;
+ track->demuxer_id = stream->demuxer_id;
+ // Initialize lazily selected track
+ bool selected = track == mpctx->current_track[STREAM_SUB];
+ demuxer_select_track(track->demuxer, stream, selected);
+ if (selected)
+ reinit_subs(mpctx);
+ return track;
+ }
+ }
+
+ struct track *track = talloc_ptrtype(NULL, track);
+ *track = (struct track) {
+ .type = stream->type,
+ .user_tid = find_new_tid(mpctx, stream->type),
+ .demuxer_id = stream->demuxer_id,
+ .title = stream->title,
+ .default_track = stream->default_track,
+ .attached_picture = stream->attached_picture != NULL,
+ .lang = stream->lang,
+ .under_timeline = under_timeline,
+ .demuxer = stream->demuxer,
+ .stream = stream,
+ };
+ MP_TARRAY_APPEND(mpctx, mpctx->tracks, mpctx->num_tracks, track);
+
+ if (stream->type == STREAM_SUB)
+ track->preloaded = !!stream->sub->track;
+
+ // Needed for DVD and Blu-ray.
+ if (!track->lang) {
+ struct stream_lang_req req = {
+ .type = track->type,
+ .id = map_id_from_demuxer(track->demuxer, track->type,
+ track->demuxer_id)
+ };
+ stream_control(track->demuxer->stream, STREAM_CTRL_GET_LANG, &req);
+ if (req.name[0])
+ track->lang = talloc_strdup(track, req.name);
+ }
+
+ demuxer_select_track(track->demuxer, stream, false);
+
+ mp_notify(mpctx, MP_EVENT_TRACKS_CHANGED, NULL);
+
+ return track;
+}
+
+static void add_demuxer_tracks(struct MPContext *mpctx, struct demuxer *demuxer)
+{
+ for (int n = 0; n < demuxer->num_streams; n++)
+ add_stream_track(mpctx, demuxer->streams[n], !!mpctx->timeline);
+}
+
+static void add_dvd_tracks(struct MPContext *mpctx)
+{
+#ifdef CONFIG_DVDREAD
+ struct demuxer *demuxer = mpctx->demuxer;
+ struct stream *stream = demuxer->stream;
+ struct stream_dvd_info_req info;
+ if (stream_control(stream, STREAM_CTRL_GET_DVD_INFO, &info) > 0) {
+ for (int n = 0; n < info.num_subs; n++) {
+ struct track *track = talloc_ptrtype(NULL, track);
+ *track = (struct track) {
+ .type = STREAM_SUB,
+ .user_tid = find_new_tid(mpctx, STREAM_SUB),
+ .demuxer_id = n,
+ .demuxer = mpctx->demuxer,
+ };
+ MP_TARRAY_APPEND(mpctx, mpctx->tracks, mpctx->num_tracks, track);
+
+ struct stream_lang_req req = {.type = STREAM_SUB, .id = n};
+ stream_control(stream, STREAM_CTRL_GET_LANG, &req);
+ track->lang = talloc_strdup(track, req.name);
+
+ mp_notify(mpctx, MP_EVENT_TRACKS_CHANGED, NULL);
+ }
+ }
+ demuxer_enable_autoselect(demuxer);
+#endif
+}
+
+int mp_get_cache_percent(struct MPContext *mpctx)
+{
+ if (mpctx->stream) {
+ int64_t size = -1;
+ int64_t fill = -1;
+ stream_control(mpctx->stream, STREAM_CTRL_GET_CACHE_SIZE, &size);
+ stream_control(mpctx->stream, STREAM_CTRL_GET_CACHE_FILL, &fill);
+ if (size > 0 && fill >= 0)
+ return fill / (size / 100);
+ }
+ return -1;
+}
+
+static bool mp_get_cache_idle(struct MPContext *mpctx)
+{
+ int idle = 0;
+ if (mpctx->stream)
+ stream_control(mpctx->stream, STREAM_CTRL_GET_CACHE_IDLE, &idle);
+ return idle;
+}
+
+static void vo_update_window_title(struct MPContext *mpctx)
+{
+ if (!mpctx->video_out)
+ return;
+ char *title = mp_property_expand_string(mpctx, mpctx->opts->wintitle);
+ if (!mpctx->video_out->window_title ||
+ strcmp(title, mpctx->video_out->window_title))
+ {
+ talloc_free(mpctx->video_out->window_title);
+ mpctx->video_out->window_title = talloc_steal(mpctx, title);
+ vo_control(mpctx->video_out, VOCTRL_UPDATE_WINDOW_TITLE, title);
+ } else {
+ talloc_free(title);
+ }
+}
+
+#define saddf(var, ...) (*(var) = talloc_asprintf_append((*var), __VA_ARGS__))
+
+// append time in the hh:mm:ss format (plus fractions if wanted)
+static void sadd_hhmmssff(char **buf, double time, bool fractions)
+{
+ char *s = mp_format_time(time, fractions);
+ *buf = talloc_strdup_append(*buf, s);
+ talloc_free(s);
+}
+
+static void sadd_percentage(char **buf, int percent) {
+ if (percent >= 0)
+ *buf = talloc_asprintf_append(*buf, " (%d%%)", percent);
+}
+
+static int get_term_width(void)
+{
+ get_screen_size();
+ int width = screen_width > 0 ? screen_width : 80;
+#if defined(__MINGW32__) || defined(__CYGWIN__)
+ /* Windows command line is broken (MinGW's rxvt works, but we
+ * should not depend on that). */
+ width--;
+#endif
+ return width;
+}
+
+static void write_status_line(struct MPContext *mpctx, const char *line)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (opts->slave_mode) {
+ mp_msg(MSGT_STATUSLINE, MSGL_STATUS, "%s\n", line);
+ } else if (erase_to_end_of_line) {
+ mp_msg(MSGT_STATUSLINE, MSGL_STATUS,
+ "%s%s\r", line, erase_to_end_of_line);
+ } else {
+ int pos = strlen(line);
+ int width = get_term_width() - pos;
+ mp_msg(MSGT_STATUSLINE, MSGL_STATUS, "%s%*s\r", line, width, "");
+ }
+}
+
+static void print_status(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ sh_video_t * const sh_video = mpctx->sh_video;
+
+ vo_update_window_title(mpctx);
+
+ if (opts->quiet)
+ return;
+
+ if (opts->status_msg) {
+ char *r = mp_property_expand_string(mpctx, opts->status_msg);
+ write_status_line(mpctx, r);
+ talloc_free(r);
+ return;
+ }
+
+ char *line = NULL;
+
+ // Playback status
+ if (mpctx->paused_for_cache && !opts->pause) {
+ saddf(&line, "(Buffering) ");
+ } else if (mpctx->paused) {
+ saddf(&line, "(Paused) ");
+ }
+
+ if (mpctx->sh_audio)
+ saddf(&line, "A");
+ if (mpctx->sh_video)
+ saddf(&line, "V");
+ saddf(&line, ": ");
+
+ // Playback position
+ double cur = get_current_time(mpctx);
+ sadd_hhmmssff(&line, cur, mpctx->opts->osd_fractions);
+
+ double len = get_time_length(mpctx);
+ if (len >= 0) {
+ saddf(&line, " / ");
+ sadd_hhmmssff(&line, len, mpctx->opts->osd_fractions);
+ }
+
+ sadd_percentage(&line, get_percent_pos(mpctx));
+
+ // other
+ if (opts->playback_speed != 1)
+ saddf(&line, " x%4.2f", opts->playback_speed);
+
+ // A-V sync
+ if (mpctx->sh_audio && sh_video && mpctx->sync_audio_to_video) {
+ if (mpctx->last_av_difference != MP_NOPTS_VALUE)
+ saddf(&line, " A-V:%7.3f", mpctx->last_av_difference);
+ else
+ saddf(&line, " A-V: ???");
+ if (fabs(mpctx->total_avsync_change) > 0.05)
+ saddf(&line, " ct:%7.3f", mpctx->total_avsync_change);
+ }
+
+#ifdef CONFIG_ENCODING
+ double position = get_current_pos_ratio(mpctx, true);
+ char lavcbuf[80];
+ if (encode_lavc_getstatus(mpctx->encode_lavc_ctx, lavcbuf, sizeof(lavcbuf),
+ position) >= 0)
+ {
+ // encoding stats
+ saddf(&line, " %s", lavcbuf);
+ } else
+#endif
+ {
+ // VO stats
+ if (sh_video && mpctx->drop_frame_cnt)
+ saddf(&line, " Late: %d", mpctx->drop_frame_cnt);
+ }
+
+ int cache = mp_get_cache_percent(mpctx);
+ if (cache >= 0)
+ saddf(&line, " Cache: %d%%", cache);
+
+ // end
+ write_status_line(mpctx, line);
+ talloc_free(line);
+}
+
+typedef struct mp_osd_msg mp_osd_msg_t;
+struct mp_osd_msg {
+ /// Previous message on the stack.
+ mp_osd_msg_t *prev;
+ /// Message text.
+ char *msg;
+ int id, level, started;
+ /// Display duration in seconds.
+ double time;
+ // Show full OSD for duration of message instead of msg
+ // (osd_show_progression command)
+ bool show_position;
+};
+
+// time is in ms
+static mp_osd_msg_t *add_osd_msg(struct MPContext *mpctx, int id, int level,
+ int time)
+{
+ rm_osd_msg(mpctx, id);
+ mp_osd_msg_t *msg = talloc_struct(mpctx, mp_osd_msg_t, {
+ .prev = mpctx->osd_msg_stack,
+ .msg = "",
+ .id = id,
+ .level = level,
+ .time = time / 1000.0,
+ });
+ mpctx->osd_msg_stack = msg;
+ return msg;
+}
+
+static void set_osd_msg_va(struct MPContext *mpctx, int id, int level, int time,
+ const char *fmt, va_list ap)
+{
+ if (level == OSD_LEVEL_INVISIBLE)
+ return;
+ mp_osd_msg_t *msg = add_osd_msg(mpctx, id, level, time);
+ msg->msg = talloc_vasprintf(msg, fmt, ap);
+}
+
+void set_osd_msg(struct MPContext *mpctx, int id, int level, int time,
+ const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ set_osd_msg_va(mpctx, id, level, time, fmt, ap);
+ va_end(ap);
+}
+
+void set_osd_tmsg(struct MPContext *mpctx, int id, int level, int time,
+ const char *fmt, ...)
+{
+ va_list ap;
+ va_start(ap, fmt);
+ set_osd_msg_va(mpctx, id, level, time, mp_gtext(fmt), ap);
+ va_end(ap);
+}
+
+/**
+ * \brief Remove a message from the OSD stack
+ *
+ * This function can be used to get rid of a message right away.
+ *
+ */
+
+void rm_osd_msg(struct MPContext *mpctx, int id)
+{
+ mp_osd_msg_t *msg, *last = NULL;
+
+ // Search for the msg
+ for (msg = mpctx->osd_msg_stack; msg && msg->id != id;
+ last = msg, msg = msg->prev) ;
+ if (!msg)
+ return;
+
+ // Detach it from the stack and free it
+ if (last)
+ last->prev = msg->prev;
+ else
+ mpctx->osd_msg_stack = msg->prev;
+ talloc_free(msg);
+}
+
+/**
+ * \brief Get the current message from the OSD stack.
+ *
+ * This function decrements the message timer and destroys the old ones.
+ * The message that should be displayed is returned (if any).
+ *
+ */
+
+static mp_osd_msg_t *get_osd_msg(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ mp_osd_msg_t *msg, *prev, *last = NULL;
+ double now = mp_time_sec();
+ double diff;
+ char hidden_dec_done = 0;
+
+ if (mpctx->osd_visible && now >= mpctx->osd_visible) {
+ mpctx->osd_visible = 0;
+ mpctx->osd->progbar_type = -1; // disable
+ osd_changed(mpctx->osd, OSDTYPE_PROGBAR);
+ }
+ if (mpctx->osd_function_visible && now >= mpctx->osd_function_visible) {
+ mpctx->osd_function_visible = 0;
+ mpctx->osd_function = 0;
+ }
+
+ if (!mpctx->osd_last_update)
+ mpctx->osd_last_update = now;
+ diff = now >= mpctx->osd_last_update ? now - mpctx->osd_last_update : 0;
+
+ mpctx->osd_last_update = now;
+
+ // Look for the first message in the stack with high enough level.
+ for (msg = mpctx->osd_msg_stack; msg; last = msg, msg = prev) {
+ prev = msg->prev;
+ if (msg->level > opts->osd_level && hidden_dec_done)
+ continue;
+ // The message has a high enough level or it is the first hidden one
+ // in both cases we decrement the timer or kill it.
+ if (!msg->started || msg->time > diff) {
+ if (msg->started)
+ msg->time -= diff;
+ else
+ msg->started = 1;
+ // display it
+ if (msg->level <= opts->osd_level)
+ return msg;
+ hidden_dec_done = 1;
+ continue;
+ }
+ // kill the message
+ talloc_free(msg);
+ if (last) {
+ last->prev = prev;
+ msg = last;
+ } else {
+ mpctx->osd_msg_stack = prev;
+ msg = NULL;
+ }
+ }
+ // Nothing found
+ return NULL;
+}
+
+// type: mp_osd_font_codepoints, ASCII, or OSD_BAR_*
+// name: fallback for terminal OSD
+void set_osd_bar(struct MPContext *mpctx, int type, const char *name,
+ double min, double max, double val)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (opts->osd_level < 1 || !opts->osd_bar_visible)
+ return;
+
+ if (mpctx->video_out && opts->term_osd != 1) {
+ mpctx->osd_visible = mp_time_sec() + opts->osd_duration / 1000.0;
+ mpctx->osd->progbar_type = type;
+ mpctx->osd->progbar_value = (val - min) / (max - min);
+ mpctx->osd->progbar_num_stops = 0;
+ osd_changed(mpctx->osd, OSDTYPE_PROGBAR);
+ return;
+ }
+
+ set_osd_msg(mpctx, OSD_MSG_BAR, 1, opts->osd_duration, "%s: %d %%",
+ name, ROUND(100 * (val - min) / (max - min)));
+}
+
+// Update a currently displayed bar of the same type, without resetting the
+// timer.
+static void update_osd_bar(struct MPContext *mpctx, int type,
+ double min, double max, double val)
+{
+ if (mpctx->osd->progbar_type == type) {
+ float new_value = (val - min) / (max - min);
+ if (new_value != mpctx->osd->progbar_value) {
+ mpctx->osd->progbar_value = new_value;
+ osd_changed(mpctx->osd, OSDTYPE_PROGBAR);
+ }
+ }
+}
+
+static void set_osd_bar_chapters(struct MPContext *mpctx, int type)
+{
+ struct osd_state *osd = mpctx->osd;
+ osd->progbar_num_stops = 0;
+ if (osd->progbar_type == type) {
+ double len = get_time_length(mpctx);
+ if (len > 0) {
+ int num = get_chapter_count(mpctx);
+ for (int n = 0; n < num; n++) {
+ double time = chapter_start_time(mpctx, n);
+ if (time >= 0) {
+ float pos = time / len;
+ MP_TARRAY_APPEND(osd, osd->progbar_stops,
+ osd->progbar_num_stops, pos);
+ }
+ }
+ }
+ }
+}
+
+void set_osd_function(struct MPContext *mpctx, int osd_function)
+{
+ struct MPOpts *opts = mpctx->opts;
+
+ mpctx->osd_function = osd_function;
+ mpctx->osd_function_visible = mp_time_sec() + opts->osd_duration / 1000.0;
+}
+
+/**
+ * \brief Display text subtitles on the OSD
+ */
+static void set_osd_subtitle(struct MPContext *mpctx, const char *text)
+{
+ if (!text)
+ text = "";
+ if (strcmp(mpctx->osd->sub_text, text) != 0) {
+ osd_set_sub(mpctx->osd, text);
+ if (!mpctx->video_out) {
+ rm_osd_msg(mpctx, OSD_MSG_SUB_BASE);
+ if (text && text[0])
+ set_osd_msg(mpctx, OSD_MSG_SUB_BASE, 1, INT_MAX, "%s", text);
+ }
+ }
+ if (!text[0])
+ rm_osd_msg(mpctx, OSD_MSG_SUB_BASE);
+}
+
+// sym == mpctx->osd_function
+static void saddf_osd_function_sym(char **buffer, int sym)
+{
+ char temp[10];
+ osd_get_function_sym(temp, sizeof(temp), sym);
+ saddf(buffer, "%s ", temp);
+}
+
+static void sadd_osd_status(char **buffer, struct MPContext *mpctx, bool full)
+{
+ bool fractions = mpctx->opts->osd_fractions;
+ int sym = mpctx->osd_function;
+ if (!sym) {
+ if (mpctx->paused_for_cache && !mpctx->opts->pause) {
+ sym = OSD_CLOCK;
+ } else if (mpctx->paused || mpctx->step_frames) {
+ sym = OSD_PAUSE;
+ } else {
+ sym = OSD_PLAY;
+ }
+ }
+ saddf_osd_function_sym(buffer, sym);
+ char *custom_msg = mpctx->opts->osd_status_msg;
+ if (custom_msg && full) {
+ char *text = mp_property_expand_string(mpctx, custom_msg);
+ *buffer = talloc_strdup_append(*buffer, text);
+ talloc_free(text);
+ } else {
+ sadd_hhmmssff(buffer, get_current_time(mpctx), fractions);
+ if (full) {
+ saddf(buffer, " / ");
+ sadd_hhmmssff(buffer, get_time_length(mpctx), fractions);
+ sadd_percentage(buffer, get_percent_pos(mpctx));
+ int cache = mp_get_cache_percent(mpctx);
+ if (cache >= 0)
+ saddf(buffer, " Cache: %d%%", cache);
+ }
+ }
+}
+
+// OSD messages initated by seeking commands are added lazily with this
+// function, because multiple successive seek commands can be coalesced.
+static void add_seek_osd_messages(struct MPContext *mpctx)
+{
+ if (mpctx->add_osd_seek_info & OSD_SEEK_INFO_BAR) {
+ set_osd_bar(mpctx, OSD_BAR_SEEK, "Position", 0, 1,
+ av_clipf(get_current_pos_ratio(mpctx, false), 0, 1));
+ set_osd_bar_chapters(mpctx, OSD_BAR_SEEK);
+ }
+ if (mpctx->add_osd_seek_info & OSD_SEEK_INFO_TEXT) {
+ mp_osd_msg_t *msg = add_osd_msg(mpctx, OSD_MSG_TEXT, 1,
+ mpctx->opts->osd_duration);
+ msg->show_position = true;
+ }
+ if (mpctx->add_osd_seek_info & OSD_SEEK_INFO_CHAPTER_TEXT) {
+ char *chapter = chapter_display_name(mpctx, get_current_chapter(mpctx));
+ set_osd_tmsg(mpctx, OSD_MSG_TEXT, 1, mpctx->opts->osd_duration,
+ "Chapter: %s", chapter);
+ talloc_free(chapter);
+ }
+ if ((mpctx->add_osd_seek_info & OSD_SEEK_INFO_EDITION)
+ && mpctx->master_demuxer)
+ {
+ set_osd_tmsg(mpctx, OSD_MSG_TEXT, 1, mpctx->opts->osd_duration,
+ "Playing edition %d of %d.",
+ mpctx->master_demuxer->edition + 1,
+ mpctx->master_demuxer->num_editions);
+ }
+ mpctx->add_osd_seek_info = 0;
+}
+
+/**
+ * \brief Update the OSD message line.
+ *
+ * This function displays the current message on the vo OSD or on the term.
+ * If the stack is empty and the OSD level is high enough the timer
+ * is displayed (only on the vo OSD).
+ *
+ */
+
+static void update_osd_msg(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct osd_state *osd = mpctx->osd;
+
+ add_seek_osd_messages(mpctx);
+ update_osd_bar(mpctx, OSD_BAR_SEEK, 0, 1,
+ av_clipf(get_current_pos_ratio(mpctx, false), 0, 1));
+
+ // Look if we have a msg
+ mp_osd_msg_t *msg = get_osd_msg(mpctx);
+ if (msg && !msg->show_position) {
+ if (mpctx->video_out && opts->term_osd != 1) {
+ osd_set_text(osd, msg->msg);
+ } else if (opts->term_osd) {
+ if (strcmp(mpctx->terminal_osd_text, msg->msg)) {
+ talloc_free(mpctx->terminal_osd_text);
+ mpctx->terminal_osd_text = talloc_strdup(mpctx, msg->msg);
+ // Multi-line message => clear what will be the second line
+ write_status_line(mpctx, "");
+ mp_msg(MSGT_CPLAYER, MSGL_STATUS, "%s%s\n", opts->term_osd_esc,
+ mpctx->terminal_osd_text);
+ print_status(mpctx);
+ }
+ }
+ return;
+ }
+
+ int osd_level = opts->osd_level;
+ if (msg && msg->show_position)
+ osd_level = 3;
+
+ if (mpctx->video_out && opts->term_osd != 1) {
+ // fallback on the timer
+ char *text = NULL;
+
+ if (osd_level >= 2)
+ sadd_osd_status(&text, mpctx, osd_level == 3);
+
+ osd_set_text(osd, text);
+ talloc_free(text);
+ return;
+ }
+
+ // Clear the term osd line
+ if (opts->term_osd && mpctx->terminal_osd_text[0]) {
+ mpctx->terminal_osd_text[0] = '\0';
+ mp_msg(MSGT_CPLAYER, MSGL_STATUS, "%s\n", opts->term_osd_esc);
+ }
+}
+
+static int build_afilter_chain(struct MPContext *mpctx)
+{
+ struct sh_audio *sh_audio = mpctx->sh_audio;
+ struct ao *ao = mpctx->ao;
+ struct MPOpts *opts = mpctx->opts;
+ int new_srate;
+ if (af_control_any_rev(sh_audio->afilter,
+ AF_CONTROL_PLAYBACK_SPEED | AF_CONTROL_SET,
+ &opts->playback_speed))
+ new_srate = sh_audio->samplerate;
+ else {
+ new_srate = sh_audio->samplerate * opts->playback_speed;
+ if (new_srate != ao->samplerate) {
+ // limits are taken from libaf/af_resample.c
+ if (new_srate < 8000)
+ new_srate = 8000;
+ if (new_srate > 192000)
+ new_srate = 192000;
+ opts->playback_speed = (double)new_srate / sh_audio->samplerate;
+ }
+ }
+ return init_audio_filters(sh_audio, new_srate,
+ &ao->samplerate, &ao->channels, &ao->format);
+}
+
+static int recreate_audio_filters(struct MPContext *mpctx)
+{
+ assert(mpctx->sh_audio);
+
+ // init audio filters:
+ if (!build_afilter_chain(mpctx)) {
+ MP_ERR(mpctx, "Couldn't find matching filter/ao format!\n");
+ return -1;
+ }
+
+ mixer_reinit_audio(mpctx->mixer, mpctx->ao, mpctx->sh_audio->afilter);
+
+ return 0;
+}
+
+int reinit_audio_filters(struct MPContext *mpctx)
+{
+ struct sh_audio *sh_audio = mpctx->sh_audio;
+ if (!sh_audio)
+ return -2;
+
+ af_uninit(mpctx->sh_audio->afilter);
+ if (af_init(mpctx->sh_audio->afilter) < 0)
+ return -1;
+ if (recreate_audio_filters(mpctx) < 0)
+ return -1;
+
+ return 0;
+}
+
+void reinit_audio_chain(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ init_demux_stream(mpctx, STREAM_AUDIO);
+ if (!mpctx->sh_audio) {
+ uninit_player(mpctx, INITIALIZED_AO);
+ goto no_audio;
+ }
+
+ if (!(mpctx->initialized_flags & INITIALIZED_ACODEC)) {
+ if (!init_best_audio_codec(mpctx->sh_audio, opts->audio_decoders))
+ goto init_error;
+ mpctx->initialized_flags |= INITIALIZED_ACODEC;
+ }
+
+ int ao_srate = opts->force_srate;
+ int ao_format = opts->audio_output_format;
+ struct mp_chmap ao_channels = {0};
+ if (mpctx->initialized_flags & INITIALIZED_AO) {
+ ao_srate = mpctx->ao->samplerate;
+ ao_format = mpctx->ao->format;
+ ao_channels = mpctx->ao->channels;
+ } else {
+ // Automatic downmix
+ if (mp_chmap_is_stereo(&opts->audio_output_channels) &&
+ !mp_chmap_is_stereo(&mpctx->sh_audio->channels))
+ {
+ mp_chmap_from_channels(&ao_channels, 2);
+ }
+ }
+
+ // Determine what the filter chain outputs. build_afilter_chain() also
+ // needs this for testing whether playback speed is changed by resampling
+ // or using a special filter.
+ if (!init_audio_filters(mpctx->sh_audio, // preliminary init
+ // input:
+ mpctx->sh_audio->samplerate,
+ // output:
+ &ao_srate, &ao_channels, &ao_format)) {
+ MP_ERR(mpctx, "Error at audio filter chain pre-init!\n");
+ goto init_error;
+ }
+
+ if (!(mpctx->initialized_flags & INITIALIZED_AO)) {
+ mpctx->initialized_flags |= INITIALIZED_AO;
+ mp_chmap_remove_useless_channels(&ao_channels,
+ &opts->audio_output_channels);
+ mpctx->ao = ao_init_best(mpctx->global, mpctx->input,
+ mpctx->encode_lavc_ctx, ao_srate, ao_format,
+ ao_channels);
+ struct ao *ao = mpctx->ao;
+ if (!ao) {
+ MP_ERR(mpctx, "Could not open/initialize audio device -> no sound.\n");
+ goto init_error;
+ }
+ ao->buffer.start = talloc_new(ao);
+ char *s = mp_audio_fmt_to_str(ao->samplerate, &ao->channels, ao->format);
+ MP_INFO(mpctx, "AO: [%s] %s\n", ao->driver->name, s);
+ talloc_free(s);
+ MP_VERBOSE(mpctx, "AO: Description: %s\n", ao->driver->description);
+ }
+
+ if (recreate_audio_filters(mpctx) < 0)
+ goto init_error;
+
+ mpctx->syncing_audio = true;
+ return;
+
+init_error:
+ uninit_player(mpctx, INITIALIZED_ACODEC | INITIALIZED_AO);
+ cleanup_demux_stream(mpctx, STREAM_AUDIO);
+no_audio:
+ mpctx->current_track[STREAM_AUDIO] = NULL;
+ MP_INFO(mpctx, "Audio: no audio\n");
+}
+
+
+// Return pts value corresponding to the end point of audio written to the
+// ao so far.
+static double written_audio_pts(struct MPContext *mpctx)
+{
+ sh_audio_t *sh_audio = mpctx->sh_audio;
+ if (!sh_audio)
+ return MP_NOPTS_VALUE;
+
+ double bps = sh_audio->channels.num * sh_audio->samplerate *
+ sh_audio->samplesize;
+
+ // first calculate the end pts of audio that has been output by decoder
+ double a_pts = sh_audio->pts;
+ if (a_pts == MP_NOPTS_VALUE)
+ return MP_NOPTS_VALUE;
+
+ // sh_audio->pts is the timestamp of the latest input packet with
+ // known pts that the decoder has decoded. sh_audio->pts_bytes is
+ // the amount of bytes the decoder has written after that timestamp.
+ a_pts += sh_audio->pts_bytes / bps;
+
+ // Now a_pts hopefully holds the pts for end of audio from decoder.
+ // Subtract data in buffers between decoder and audio out.
+
+ // Decoded but not filtered
+ a_pts -= sh_audio->a_buffer_len / bps;
+
+ // Data buffered in audio filters, measured in bytes of "missing" output
+ double buffered_output = af_calc_delay(sh_audio->afilter);
+
+ // Data that was ready for ao but was buffered because ao didn't fully
+ // accept everything to internal buffers yet
+ buffered_output += mpctx->ao->buffer.len;
+
+ // Filters divide audio length by playback_speed, so multiply by it
+ // to get the length in original units without speedup or slowdown
+ a_pts -= buffered_output * mpctx->opts->playback_speed / mpctx->ao->bps;
+
+ return a_pts + mpctx->video_offset;
+}
+
+// Return pts value corresponding to currently playing audio.
+double playing_audio_pts(struct MPContext *mpctx)
+{
+ double pts = written_audio_pts(mpctx);
+ if (pts == MP_NOPTS_VALUE)
+ return pts;
+ return pts - mpctx->opts->playback_speed * ao_get_delay(mpctx->ao);
+}
+
+// When reading subtitles from a demuxer, and we read video or audio from the
+// demuxer, we should not explicitly read subtitle packets. (With external
+// subs, we have to.)
+static bool is_interleaved(struct MPContext *mpctx, struct track *track)
+{
+ if (track->is_external || !track->demuxer)
+ return false;
+
+ struct demuxer *demuxer = track->demuxer;
+ for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
+ struct track *other = mpctx->current_track[type];
+ if (other && other != track && other->demuxer && other->demuxer == demuxer)
+ return true;
+ }
+ return false;
+}
+
+static void reset_subtitles(struct MPContext *mpctx)
+{
+ if (mpctx->sh_sub)
+ sub_reset(mpctx->sh_sub->dec_sub);
+ set_osd_subtitle(mpctx, NULL);
+ osd_changed(mpctx->osd, OSDTYPE_SUB);
+}
+
+static void update_subtitles(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (!(mpctx->initialized_flags & INITIALIZED_SUB))
+ return;
+
+ struct track *track = mpctx->current_track[STREAM_SUB];
+ struct sh_sub *sh_sub = mpctx->sh_sub;
+ assert(track && sh_sub);
+ struct dec_sub *dec_sub = sh_sub->dec_sub;
+
+ if (mpctx->sh_video && mpctx->sh_video->vf_input) {
+ struct mp_image_params params = *mpctx->sh_video->vf_input;
+ sub_control(dec_sub, SD_CTRL_SET_VIDEO_PARAMS, &params);
+ }
+
+ mpctx->osd->video_offset = track->under_timeline ? mpctx->video_offset : 0;
+
+ double refpts_s = mpctx->playback_pts - mpctx->osd->video_offset;
+ double curpts_s = refpts_s + opts->sub_delay;
+
+ if (!track->preloaded) {
+ bool interleaved = is_interleaved(mpctx, track);
+
+ while (1) {
+ if (interleaved && !demux_has_packet(sh_sub->gsh))
+ break;
+ double subpts_s = demux_get_next_pts(sh_sub->gsh);
+ if (!demux_has_packet(sh_sub->gsh))
+ break;
+ if (subpts_s > curpts_s) {
+ mp_dbg(MSGT_CPLAYER, MSGL_DBG2,
+ "Sub early: c_pts=%5.3f s_pts=%5.3f\n",
+ curpts_s, subpts_s);
+ // Libass handled subs can be fed to it in advance
+ if (!sub_accept_packets_in_advance(dec_sub))
+ break;
+ // Try to avoid demuxing whole file at once
+ if (subpts_s > curpts_s + 1 && !interleaved)
+ break;
+ }
+ struct demux_packet *pkt = demux_read_packet(sh_sub->gsh);
+ mp_dbg(MSGT_CPLAYER, MSGL_V, "Sub: c_pts=%5.3f s_pts=%5.3f "
+ "duration=%5.3f len=%d\n", curpts_s, pkt->pts, pkt->duration,
+ pkt->len);
+ sub_decode(dec_sub, pkt);
+ talloc_free(pkt);
+ }
+ }
+
+ if (!mpctx->osd->render_bitmap_subs || !mpctx->video_out)
+ set_osd_subtitle(mpctx, sub_get_text(dec_sub, curpts_s));
+}
+
+static int check_framedrop(struct MPContext *mpctx, double frame_time)
+{
+ struct MPOpts *opts = mpctx->opts;
+ // check for frame-drop:
+ if (mpctx->sh_audio && !mpctx->ao->untimed &&
+ !demux_stream_eof(mpctx->sh_audio->gsh))
+ {
+ float delay = opts->playback_speed * ao_get_delay(mpctx->ao);
+ float d = delay - mpctx->delay;
+ if (frame_time < 0)
+ frame_time = mpctx->sh_video->fps > 0 ? 1.0 / mpctx->sh_video->fps : 0;
+ // we should avoid dropping too many frames in sequence unless we
+ // are too late. and we allow 100ms A-V delay here:
+ if (d < -mpctx->dropped_frames * frame_time - 0.100 && !mpctx->paused
+ && !mpctx->restart_playback) {
+ mpctx->drop_frame_cnt++;
+ mpctx->dropped_frames++;
+ return mpctx->opts->frame_dropping;
+ } else
+ mpctx->dropped_frames = 0;
+ }
+ return 0;
+}
+
+static double timing_sleep(struct MPContext *mpctx, double time_frame)
+{
+ // assume kernel HZ=100 for softsleep, works with larger HZ but with
+ // unnecessarily high CPU usage
+ struct MPOpts *opts = mpctx->opts;
+ double margin = opts->softsleep ? 0.011 : 0;
+ while (time_frame > margin) {
+ mp_sleep_us(1000000 * (time_frame - margin));
+ time_frame -= get_relative_time(mpctx);
+ }
+ if (opts->softsleep) {
+ if (time_frame < 0)
+ MP_WARN(mpctx, "Warning! Softsleep underflow!\n");
+ while (time_frame > 0)
+ time_frame -= get_relative_time(mpctx); // burn the CPU
+ }
+ return time_frame;
+}
+
+static void set_dvdsub_fake_extradata(struct dec_sub *dec_sub, struct stream *st,
+ int width, int height)
+{
+#ifdef CONFIG_DVDREAD
+ if (!st)
+ return;
+
+ struct stream_dvd_info_req info;
+ if (stream_control(st, STREAM_CTRL_GET_DVD_INFO, &info) < 0)
+ return;
+
+ struct mp_csp_params csp = MP_CSP_PARAMS_DEFAULTS;
+ csp.int_bits_in = 8;
+ csp.int_bits_out = 8;
+ float cmatrix[3][4];
+ mp_get_yuv2rgb_coeffs(&csp, cmatrix);
+
+ if (width == 0 || height == 0) {
+ width = 720;
+ height = 480;
+ }
+
+ char *s = NULL;
+ s = talloc_asprintf_append(s, "size: %dx%d\n", width, height);
+ s = talloc_asprintf_append(s, "palette: ");
+ for (int i = 0; i < 16; i++) {
+ int color = info.palette[i];
+ int c[3] = {(color >> 16) & 0xff, (color >> 8) & 0xff, color & 0xff};
+ mp_map_int_color(cmatrix, 8, c);
+ color = (c[2] << 16) | (c[1] << 8) | c[0];
+
+ if (i != 0)
+ talloc_asprintf_append(s, ", ");
+ s = talloc_asprintf_append(s, "%06x", color);
+ }
+ s = talloc_asprintf_append(s, "\n");
+
+ sub_set_extradata(dec_sub, s, strlen(s));
+ talloc_free(s);
+#endif
+}
+
+static void reinit_subs(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct track *track = mpctx->current_track[STREAM_SUB];
+
+ assert(!(mpctx->initialized_flags & INITIALIZED_SUB));
+
+ init_demux_stream(mpctx, STREAM_SUB);
+ if (!mpctx->sh_sub)
+ return;
+
+ if (!mpctx->sh_sub->dec_sub)
+ mpctx->sh_sub->dec_sub = sub_create(opts);
+
+ assert(track->demuxer);
+ // Lazily added DVD track - will be created on first sub packet
+ if (!track->stream)
+ return;
+
+ mpctx->initialized_flags |= INITIALIZED_SUB;
+
+ struct sh_sub *sh_sub = mpctx->sh_sub;
+ struct dec_sub *dec_sub = sh_sub->dec_sub;
+ assert(dec_sub);
+
+ if (!sub_is_initialized(dec_sub)) {
+ int w = mpctx->sh_video ? mpctx->sh_video->disp_w : 0;
+ int h = mpctx->sh_video ? mpctx->sh_video->disp_h : 0;
+ float fps = mpctx->sh_video ? mpctx->sh_video->fps : 25;
+
+ set_dvdsub_fake_extradata(dec_sub, track->demuxer->stream, w, h);
+ sub_set_video_res(dec_sub, w, h);
+ sub_set_video_fps(dec_sub, fps);
+ sub_set_ass_renderer(dec_sub, mpctx->osd->ass_library,
+ mpctx->osd->ass_renderer);
+ sub_init_from_sh(dec_sub, sh_sub);
+
+ // Don't do this if the file has video/audio streams. Don't do it even
+ // if it has only sub streams, because reading packets will change the
+ // demuxer position.
+ if (!track->preloaded && track->is_external) {
+ demux_seek(track->demuxer, 0, SEEK_ABSOLUTE);
+ track->preloaded = sub_read_all_packets(dec_sub, sh_sub);
+ }
+ }
+
+ mpctx->osd->dec_sub = dec_sub;
+
+ // Decides whether to use OSD path or normal subtitle rendering path.
+ mpctx->osd->render_bitmap_subs =
+ opts->ass_enabled || !sub_has_get_text(dec_sub);
+
+ reset_subtitles(mpctx);
+}
+
+static char *track_layout_hash(struct MPContext *mpctx)
+{
+ char *h = talloc_strdup(NULL, "");
+ for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
+ for (int n = 0; n < mpctx->num_tracks; n++) {
+ struct track *track = mpctx->tracks[n];
+ if (track->type != type)
+ continue;
+ h = talloc_asprintf_append_buffer(h, "%d-%d-%d-%d-%s\n", type,
+ track->user_tid, track->default_track, track->is_external,
+ track->lang ? track->lang : "");
+ }
+ }
+ return h;
+}
+
+void mp_switch_track(struct MPContext *mpctx, enum stream_type type,
+ struct track *track)
+{
+ assert(!track || track->type == type);
+
+ struct track *current = mpctx->current_track[type];
+ if (track == current)
+ return;
+
+ if (type == STREAM_VIDEO) {
+ int uninit = INITIALIZED_VCODEC;
+ if (!mpctx->opts->force_vo)
+ uninit |= mpctx->opts->fixed_vo && track ? 0 : INITIALIZED_VO;
+ uninit_player(mpctx, uninit);
+ } else if (type == STREAM_AUDIO) {
+ uninit_player(mpctx, INITIALIZED_AO | INITIALIZED_ACODEC);
+ } else if (type == STREAM_SUB) {
+ uninit_player(mpctx, INITIALIZED_SUB);
+ }
+
+ mpctx->current_track[type] = track;
+
+ int user_tid = track ? track->user_tid : -2;
+ if (type == STREAM_VIDEO) {
+ mpctx->opts->video_id = user_tid;
+ reinit_video_chain(mpctx);
+ mp_notify_property(mpctx, "vid");
+ } else if (type == STREAM_AUDIO) {
+ mpctx->opts->audio_id = user_tid;
+ reinit_audio_chain(mpctx);
+ mp_notify_property(mpctx, "aid");
+ } else if (type == STREAM_SUB) {
+ mpctx->opts->sub_id = user_tid;
+ reinit_subs(mpctx);
+ mp_notify_property(mpctx, "sid");
+ }
+
+ talloc_free(mpctx->track_layout_hash);
+ mpctx->track_layout_hash = talloc_steal(mpctx, track_layout_hash(mpctx));
+}
+
+struct track *mp_track_by_tid(struct MPContext *mpctx, enum stream_type type,
+ int tid)
+{
+ if (tid == -1)
+ return mpctx->current_track[type];
+ for (int n = 0; n < mpctx->num_tracks; n++) {
+ struct track *track = mpctx->tracks[n];
+ if (track->type == type && track->user_tid == tid)
+ return track;
+ }
+ return NULL;
+}
+
+bool mp_remove_track(struct MPContext *mpctx, struct track *track)
+{
+ if (track->under_timeline)
+ return false;
+ if (!track->is_external)
+ return false;
+
+ if (mpctx->current_track[track->type] == track) {
+ mp_switch_track(mpctx, track->type, NULL);
+ if (mpctx->current_track[track->type] == track)
+ return false;
+ }
+
+ int index = 0;
+ while (index < mpctx->num_tracks && mpctx->tracks[index] != track)
+ index++;
+ assert(index < mpctx->num_tracks);
+ while (index + 1 < mpctx->num_tracks) {
+ mpctx->tracks[index] = mpctx->tracks[index + 1];
+ index++;
+ }
+ mpctx->num_tracks--;
+ talloc_free(track);
+
+ mp_notify(mpctx, MP_EVENT_TRACKS_CHANGED, NULL);
+
+ return true;
+}
+
+/* Modify video timing to match the audio timeline. There are two main
+ * reasons this is needed. First, video and audio can start from different
+ * positions at beginning of file or after a seek (MPlayer starts both
+ * immediately even if they have different pts). Second, the file can have
+ * audio timestamps that are inconsistent with the duration of the audio
+ * packets, for example two consecutive timestamp values differing by
+ * one second but only a packet with enough samples for half a second
+ * of playback between them.
+ */
+static void adjust_sync(struct MPContext *mpctx, double frame_time)
+{
+ struct MPOpts *opts = mpctx->opts;
+
+ if (!mpctx->sh_audio || mpctx->syncing_audio)
+ return;
+
+ double a_pts = written_audio_pts(mpctx) - mpctx->delay;
+ double v_pts = mpctx->sh_video->pts;
+ double av_delay = a_pts - v_pts;
+ // Try to sync vo_flip() so it will *finish* at given time
+ av_delay += mpctx->last_vo_flip_duration;
+ av_delay -= mpctx->audio_delay; // This much pts difference is desired
+
+ double change = av_delay * 0.1;
+ double max_change = opts->default_max_pts_correction >= 0 ?
+ opts->default_max_pts_correction : frame_time * 0.1;
+ if (change < -max_change)
+ change = -max_change;
+ else if (change > max_change)
+ change = max_change;
+ mpctx->delay += change;
+ mpctx->total_avsync_change += change;
+}
+
+static int write_to_ao(struct MPContext *mpctx, void *data, int len, int flags,
+ double pts)
+{
+ if (mpctx->paused)
+ return 0;
+ struct ao *ao = mpctx->ao;
+ double bps = ao->bps / mpctx->opts->playback_speed;
+ ao->pts = pts;
+ int played = ao_play(mpctx->ao, data, len, flags);
+ if (played > 0) {
+ mpctx->shown_aframes += played / (af_fmt2bits(ao->format) / 8);
+ mpctx->delay += played / bps;
+ // Keep correct pts for remaining data - could be used to flush
+ // remaining buffer when closing ao.
+ ao->pts += played / bps;
+ return played;
+ }
+ return 0;
+}
+
+#define ASYNC_PLAY_DONE -3
+static int audio_start_sync(struct MPContext *mpctx, int playsize)
+{
+ struct ao *ao = mpctx->ao;
+ struct MPOpts *opts = mpctx->opts;
+ sh_audio_t * const sh_audio = mpctx->sh_audio;
+ int res;
+
+ // Timing info may not be set without
+ res = decode_audio(sh_audio, &ao->buffer, 1);
+ if (res < 0)
+ return res;
+
+ int bytes;
+ bool did_retry = false;
+ double written_pts;
+ double bps = ao->bps / opts->playback_speed;
+ bool hrseek = mpctx->hrseek_active; // audio only hrseek
+ mpctx->hrseek_active = false;
+ while (1) {
+ written_pts = written_audio_pts(mpctx);
+ double ptsdiff;
+ if (hrseek)
+ ptsdiff = written_pts - mpctx->hrseek_pts;
+ else
+ ptsdiff = written_pts - mpctx->sh_video->pts - mpctx->delay
+ - mpctx->audio_delay;
+ bytes = ptsdiff * bps;
+ bytes -= bytes % (ao->channels.num * af_fmt2bits(ao->format) / 8);
+
+ // ogg demuxers give packets without timing
+ if (written_pts <= 1 && sh_audio->pts == MP_NOPTS_VALUE) {
+ if (!did_retry) {
+ // Try to read more data to see packets that have pts
+ res = decode_audio(sh_audio, &ao->buffer, ao->bps);
+ if (res < 0)
+ return res;
+ did_retry = true;
+ continue;
+ }
+ bytes = 0;
+ }
+
+ if (fabs(ptsdiff) > 300 || isnan(ptsdiff)) // pts reset or just broken?
+ bytes = 0;
+
+ if (bytes > 0)
+ break;
+
+ mpctx->syncing_audio = false;
+ int a = FFMIN(-bytes, FFMAX(playsize, 20000));
+ res = decode_audio(sh_audio, &ao->buffer, a);
+ bytes += ao->buffer.len;
+ if (bytes >= 0) {
+ memmove(ao->buffer.start,
+ ao->buffer.start + ao->buffer.len - bytes, bytes);
+ ao->buffer.len = bytes;
+ if (res < 0)
+ return res;
+ return decode_audio(sh_audio, &ao->buffer, playsize);
+ }
+ ao->buffer.len = 0;
+ if (res < 0)
+ return res;
+ }
+ if (hrseek)
+ // Don't add silence in audio-only case even if position is too late
+ return 0;
+ int fillbyte = 0;
+ if ((ao->format & AF_FORMAT_SIGN_MASK) == AF_FORMAT_US)
+ fillbyte = 0x80;
+ if (bytes >= playsize) {
+ /* This case could fall back to the one below with
+ * bytes = playsize, but then silence would keep accumulating
+ * in a_out_buffer if the AO accepts less data than it asks for
+ * in playsize. */
+ char *p = malloc(playsize);
+ memset(p, fillbyte, playsize);
+ write_to_ao(mpctx, p, playsize, 0, written_pts - bytes / bps);
+ free(p);
+ return ASYNC_PLAY_DONE;
+ }
+ mpctx->syncing_audio = false;
+ decode_audio_prepend_bytes(&ao->buffer, bytes, fillbyte);
+ return decode_audio(sh_audio, &ao->buffer, playsize);
+}
+
+static int fill_audio_out_buffers(struct MPContext *mpctx, double endpts)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct ao *ao = mpctx->ao;
+ int playsize;
+ int playflags = 0;
+ bool audio_eof = false;
+ bool partial_fill = false;
+ sh_audio_t * const sh_audio = mpctx->sh_audio;
+ bool modifiable_audio_format = !(ao->format & AF_FORMAT_SPECIAL_MASK);
+ int unitsize = ao->channels.num * af_fmt2bits(ao->format) / 8;
+
+ if (mpctx->paused)
+ playsize = 1; // just initialize things (audio pts at least)
+ else
+ playsize = ao_get_space(ao);
+
+ // Coming here with hrseek_active still set means audio-only
+ if (!mpctx->sh_video || !mpctx->sync_audio_to_video)
+ mpctx->syncing_audio = false;
+ if (!opts->initial_audio_sync || !modifiable_audio_format) {
+ mpctx->syncing_audio = false;
+ mpctx->hrseek_active = false;
+ }
+
+ int res;
+ if (mpctx->syncing_audio || mpctx->hrseek_active)
+ res = audio_start_sync(mpctx, playsize);
+ else
+ res = decode_audio(sh_audio, &ao->buffer, playsize);
+
+ if (res < 0) { // EOF, error or format change
+ if (res == -2) {
+ /* The format change isn't handled too gracefully. A more precise
+ * implementation would require draining buffered old-format audio
+ * while displaying video, then doing the output format switch.
+ */
+ if (!mpctx->opts->gapless_audio)
+ uninit_player(mpctx, INITIALIZED_AO);
+ reinit_audio_chain(mpctx);
+ return -1;
+ } else if (res == ASYNC_PLAY_DONE)
+ return 0;
+ else if (demux_stream_eof(mpctx->sh_audio->gsh))
+ audio_eof = true;
+ }
+
+ if (endpts != MP_NOPTS_VALUE && modifiable_audio_format) {
+ double bytes = (endpts - written_audio_pts(mpctx) + mpctx->audio_delay)
+ * ao->bps / opts->playback_speed;
+ if (playsize > bytes) {
+ playsize = FFMAX(bytes, 0);
+ playflags |= AOPLAY_FINAL_CHUNK;
+ audio_eof = true;
+ partial_fill = true;
+ }
+ }
+
+ assert(ao->buffer.len % unitsize == 0);
+ if (playsize > ao->buffer.len) {
+ partial_fill = true;
+ playsize = ao->buffer.len;
+ if (audio_eof)
+ playflags |= AOPLAY_FINAL_CHUNK;
+ }
+ playsize -= playsize % unitsize;
+ if (!playsize)
+ return partial_fill && audio_eof ? -2 : -partial_fill;
+
+ // play audio:
+
+ int played = write_to_ao(mpctx, ao->buffer.start, playsize, playflags,
+ written_audio_pts(mpctx));
+ assert(played % unitsize == 0);
+ ao->buffer_playable_size = playsize - played;
+
+ if (played > 0) {
+ ao->buffer.len -= played;
+ memmove(ao->buffer.start, ao->buffer.start + played, ao->buffer.len);
+ } else if (!mpctx->paused && audio_eof && ao_get_delay(ao) < .04) {
+ // Sanity check to avoid hanging in case current ao doesn't output
+ // partial chunks and doesn't check for AOPLAY_FINAL_CHUNK
+ return -2;
+ }
+
+ return -partial_fill;
+}
+
+static void update_fps(struct MPContext *mpctx)
+{
+#ifdef CONFIG_ENCODING
+ struct sh_video *sh_video = mpctx->sh_video;
+ if (mpctx->encode_lavc_ctx && sh_video)
+ encode_lavc_set_video_fps(mpctx->encode_lavc_ctx, sh_video->fps);
+#endif
+}
+
+static void recreate_video_filters(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct sh_video *sh_video = mpctx->sh_video;
+ assert(sh_video);
+
+ vf_uninit_filter_chain(sh_video->vfilter);
+
+ char *vf_arg[] = {
+ "_oldargs_", (char *)mpctx->video_out, NULL
+ };
+ sh_video->vfilter = vf_open_filter(opts, NULL, "vo", vf_arg);
+
+ sh_video->vfilter = append_filters(sh_video->vfilter, opts->vf_settings);
+
+ struct vf_instance *vf = sh_video->vfilter;
+ mpctx->osd->render_subs_in_filter
+ = vf->control(vf, VFCTRL_INIT_OSD, NULL) == VO_TRUE;
+}
+
+int reinit_video_filters(struct MPContext *mpctx)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+
+ if (!sh_video)
+ return -2;
+
+ recreate_video_filters(mpctx);
+ video_reinit_vo(sh_video);
+
+ return sh_video->vf_initialized > 0 ? 0 : -1;
+}
+
+int reinit_video_chain(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ assert(!(mpctx->initialized_flags & INITIALIZED_VCODEC));
+ init_demux_stream(mpctx, STREAM_VIDEO);
+ sh_video_t *sh_video = mpctx->sh_video;
+ if (!sh_video)
+ goto no_video;
+
+ MP_VERBOSE(mpctx, "[V] fourcc:0x%X size:%dx%d fps:%5.3f\n",
+ mpctx->sh_video->format,
+ mpctx->sh_video->disp_w, mpctx->sh_video->disp_h,
+ mpctx->sh_video->fps);
+ if (opts->force_fps)
+ mpctx->sh_video->fps = opts->force_fps;
+ update_fps(mpctx);
+
+ if (!mpctx->sh_video->fps && !opts->force_fps && !opts->correct_pts) {
+ MP_ERR(mpctx, "FPS not specified in the "
+ "header or invalid, use the -fps option.\n");
+ }
+
+ double ar = -1.0;
+ //================== Init VIDEO (codec & libvo) ==========================
+ if (!opts->fixed_vo || !(mpctx->initialized_flags & INITIALIZED_VO)) {
+ mpctx->video_out = init_best_video_out(mpctx->global, mpctx->input,
+ mpctx->encode_lavc_ctx);
+ if (!mpctx->video_out) {
+ MP_FATAL(mpctx, "Error opening/initializing "
+ "the selected video_out (-vo) device.\n");
+ goto err_out;
+ }
+ mpctx->mouse_cursor_visible = true;
+ mpctx->initialized_flags |= INITIALIZED_VO;
+ }
+
+ // dynamic allocation only to make stheader.h lighter
+ talloc_free(sh_video->hwdec_info);
+ sh_video->hwdec_info = talloc_zero(sh_video, struct mp_hwdec_info);
+ vo_control(mpctx->video_out, VOCTRL_GET_HWDEC_INFO, sh_video->hwdec_info);
+
+ vo_update_window_title(mpctx);
+
+ if (stream_control(mpctx->sh_video->gsh->demuxer->stream,
+ STREAM_CTRL_GET_ASPECT_RATIO, &ar) != STREAM_UNSUPPORTED)
+ mpctx->sh_video->stream_aspect = ar;
+
+ recreate_video_filters(mpctx);
+
+ init_best_video_codec(sh_video, opts->video_decoders);
+
+ if (!sh_video->initialized)
+ goto err_out;
+
+ mpctx->initialized_flags |= INITIALIZED_VCODEC;
+
+ bool saver_state = opts->pause || !opts->stop_screensaver;
+ vo_control(mpctx->video_out, saver_state ? VOCTRL_RESTORE_SCREENSAVER
+ : VOCTRL_KILL_SCREENSAVER, NULL);
+
+ vo_control(mpctx->video_out, mpctx->paused ? VOCTRL_PAUSE
+ : VOCTRL_RESUME, NULL);
+
+ sh_video->last_pts = MP_NOPTS_VALUE;
+ sh_video->num_buffered_pts = 0;
+ sh_video->next_frame_time = 0;
+ mpctx->last_vf_reconfig_count = 0;
+ mpctx->restart_playback = true;
+ mpctx->sync_audio_to_video = !sh_video->gsh->attached_picture;
+ mpctx->delay = 0;
+ mpctx->vo_pts_history_seek_ts++;
+
+ vo_seek_reset(mpctx->video_out);
+ reset_subtitles(mpctx);
+
+ return 1;
+
+err_out:
+no_video:
+ uninit_player(mpctx, INITIALIZED_VCODEC | (opts->force_vo ? 0 : INITIALIZED_VO));
+ cleanup_demux_stream(mpctx, STREAM_VIDEO);
+ handle_force_window(mpctx, true);
+ MP_INFO(mpctx, "Video: no video\n");
+ return 0;
+}
+
+// Try to refresh the video by doing a precise seek to the currently displayed
+// frame. This can go wrong in all sorts of ways, so use sparingly.
+void mp_force_video_refresh(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+
+ // If not paused, the next frame should come soon enough.
+ if (opts->pause && mpctx->last_vo_pts != MP_NOPTS_VALUE)
+ queue_seek(mpctx, MPSEEK_ABSOLUTE, mpctx->last_vo_pts, 1);
+}
+
+static void add_frame_pts(struct MPContext *mpctx, double pts)
+{
+ if (pts == MP_NOPTS_VALUE || mpctx->hrseek_framedrop) {
+ mpctx->vo_pts_history_seek_ts++; // mark discontinuity
+ return;
+ }
+ for (int n = MAX_NUM_VO_PTS - 1; n >= 1; n--) {
+ mpctx->vo_pts_history_seek[n] = mpctx->vo_pts_history_seek[n - 1];
+ mpctx->vo_pts_history_pts[n] = mpctx->vo_pts_history_pts[n - 1];
+ }
+ mpctx->vo_pts_history_seek[0] = mpctx->vo_pts_history_seek_ts;
+ mpctx->vo_pts_history_pts[0] = pts;
+}
+
+static double find_previous_pts(struct MPContext *mpctx, double pts)
+{
+ for (int n = 0; n < MAX_NUM_VO_PTS - 1; n++) {
+ if (pts == mpctx->vo_pts_history_pts[n] &&
+ mpctx->vo_pts_history_seek[n] != 0 &&
+ mpctx->vo_pts_history_seek[n] == mpctx->vo_pts_history_seek[n + 1])
+ {
+ return mpctx->vo_pts_history_pts[n + 1];
+ }
+ }
+ return MP_NOPTS_VALUE;
+}
+
+static double get_last_frame_pts(struct MPContext *mpctx)
+{
+ if (mpctx->vo_pts_history_seek[0] == mpctx->vo_pts_history_seek_ts)
+ return mpctx->vo_pts_history_pts[0];
+ return MP_NOPTS_VALUE;
+}
+
+static bool filter_output_queued_frame(struct MPContext *mpctx)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+ struct vo *video_out = mpctx->video_out;
+
+ struct mp_image *img = vf_chain_output_queued_frame(sh_video->vfilter);
+ if (img)
+ vo_queue_image(video_out, img);
+ talloc_free(img);
+
+ return !!img;
+}
+
+static bool load_next_vo_frame(struct MPContext *mpctx, bool eof)
+{
+ if (vo_get_buffered_frame(mpctx->video_out, eof) >= 0)
+ return true;
+ if (filter_output_queued_frame(mpctx))
+ return true;
+ return false;
+}
+
+static void init_filter_params(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct sh_video *sh_video = mpctx->sh_video;
+
+ // Note that the video decoder already initializes the filter chain. This
+ // might recreate the chain a second time, which is not very elegant, but
+ // allows us to test whether enabling deinterlacing works with the current
+ // video format and other filters.
+ if (sh_video->vf_initialized != 1)
+ return;
+
+ if (sh_video->vf_reconfig_count <= mpctx->last_vf_reconfig_count) {
+ if (opts->deinterlace >= 0) {
+ mp_property_do("deinterlace", M_PROPERTY_SET, &opts->deinterlace,
+ mpctx);
+ }
+ }
+ // Setting filter params has to be "stable" (no change if params already
+ // set) - checking the reconfig count is just an optimization.
+ mpctx->last_vf_reconfig_count = sh_video->vf_reconfig_count;
+}
+
+static void filter_video(struct MPContext *mpctx, struct mp_image *frame)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+
+ init_filter_params(mpctx);
+
+ frame->pts = sh_video->pts;
+ mp_image_set_params(frame, sh_video->vf_input);
+ vf_filter_frame(sh_video->vfilter, frame);
+ filter_output_queued_frame(mpctx);
+}
+
+
+static struct demux_packet *video_read_frame(struct MPContext *mpctx)
+{
+ sh_video_t *sh_video = mpctx->sh_video;
+ demuxer_t *demuxer = sh_video->gsh->demuxer;
+ float pts1 = sh_video->last_pts;
+
+ struct demux_packet *pkt = demux_read_packet(sh_video->gsh);
+ if (!pkt)
+ return NULL; // EOF
+
+ if (pkt->pts != MP_NOPTS_VALUE)
+ sh_video->last_pts = pkt->pts;
+
+ float frame_time = sh_video->fps > 0 ? 1.0f / sh_video->fps : 0;
+
+ // override frame_time for variable/unknown FPS formats:
+ if (!mpctx->opts->force_fps) {
+ double next_pts = demux_get_next_pts(sh_video->gsh);
+ double d = next_pts == MP_NOPTS_VALUE ? sh_video->last_pts - pts1
+ : next_pts - sh_video->last_pts;
+ if (d >= 0) {
+ if (demuxer->type == DEMUXER_TYPE_TV) {
+ if (d > 0)
+ sh_video->fps = 1.0f / d;
+ frame_time = d;
+ } else {
+ if ((int)sh_video->fps <= 1)
+ frame_time = d;
+ }
+ }
+ }
+
+ sh_video->pts = sh_video->last_pts;
+ sh_video->next_frame_time = frame_time;
+ return pkt;
+}
+
+static double update_video_nocorrect_pts(struct MPContext *mpctx)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+ double frame_time = 0;
+ while (1) {
+ // In nocorrect-pts mode there is no way to properly time these frames
+ if (load_next_vo_frame(mpctx, false))
+ break;
+ frame_time = sh_video->next_frame_time;
+ if (mpctx->restart_playback)
+ frame_time = 0;
+ struct demux_packet *pkt = video_read_frame(mpctx);
+ if (!pkt)
+ return -1;
+ if (mpctx->sh_audio)
+ mpctx->delay -= frame_time;
+ // video_read_frame can change fps (e.g. for ASF video)
+ update_fps(mpctx);
+ int framedrop_type = check_framedrop(mpctx, frame_time);
+
+ void *decoded_frame = decode_video(sh_video, pkt, framedrop_type,
+ sh_video->pts);
+ talloc_free(pkt);
+ if (decoded_frame) {
+ filter_video(mpctx, decoded_frame);
+ }
+ break;
+ }
+ return frame_time;
+}
+
+static double update_video_attached_pic(struct MPContext *mpctx)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+
+ // Try to decode the picture multiple times, until it is displayed.
+ if (mpctx->video_out->hasframe)
+ return -1;
+
+ struct mp_image *decoded_frame =
+ decode_video(sh_video, sh_video->gsh->attached_picture, 0, 0);
+ if (decoded_frame)
+ filter_video(mpctx, decoded_frame);
+ load_next_vo_frame(mpctx, true);
+ mpctx->sh_video->pts = MP_NOPTS_VALUE;
+ return 0;
+}
+
+static void determine_frame_pts(struct MPContext *mpctx)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+ struct MPOpts *opts = mpctx->opts;
+
+ if (opts->user_pts_assoc_mode)
+ sh_video->pts_assoc_mode = opts->user_pts_assoc_mode;
+ else if (sh_video->pts_assoc_mode == 0) {
+ if (mpctx->sh_video->gsh->demuxer->timestamp_type == TIMESTAMP_TYPE_PTS
+ && sh_video->codec_reordered_pts != MP_NOPTS_VALUE)
+ sh_video->pts_assoc_mode = 1;
+ else
+ sh_video->pts_assoc_mode = 2;
+ } else {
+ int probcount1 = sh_video->num_reordered_pts_problems;
+ int probcount2 = sh_video->num_sorted_pts_problems;
+ if (sh_video->pts_assoc_mode == 2) {
+ int tmp = probcount1;
+ probcount1 = probcount2;
+ probcount2 = tmp;
+ }
+ if (probcount1 >= probcount2 * 1.5 + 2) {
+ sh_video->pts_assoc_mode = 3 - sh_video->pts_assoc_mode;
+ MP_VERBOSE(mpctx, "Switching to pts association mode "
+ "%d.\n", sh_video->pts_assoc_mode);
+ }
+ }
+ sh_video->pts = sh_video->pts_assoc_mode == 1 ?
+ sh_video->codec_reordered_pts : sh_video->sorted_pts;
+}
+
+static double update_video(struct MPContext *mpctx, double endpts)
+{
+ struct sh_video *sh_video = mpctx->sh_video;
+ struct vo *video_out = mpctx->video_out;
+ sh_video->vfilter->control(sh_video->vfilter, VFCTRL_SET_OSD_OBJ,
+ mpctx->osd); // for vf_sub
+ if (!mpctx->opts->correct_pts)
+ return update_video_nocorrect_pts(mpctx);
+
+ if (sh_video->gsh->attached_picture)
+ return update_video_attached_pic(mpctx);
+
+ double pts;
+
+ while (1) {
+ if (load_next_vo_frame(mpctx, false))
+ break;
+ pts = MP_NOPTS_VALUE;
+ struct demux_packet *pkt = NULL;
+ while (1) {
+ pkt = demux_read_packet(mpctx->sh_video->gsh);
+ if (!pkt || pkt->len)
+ break;
+ /* Packets with size 0 are assumed to not correspond to frames,
+ * but to indicate the absence of a frame in formats like AVI
+ * that must have packets at fixed timecode intervals. */
+ talloc_free(pkt);
+ }
+ if (pkt)
+ pts = pkt->pts;
+ if (pts != MP_NOPTS_VALUE)
+ pts += mpctx->video_offset;
+ if (pts >= mpctx->hrseek_pts - .005)
+ mpctx->hrseek_framedrop = false;
+ int framedrop_type = mpctx->hrseek_active && mpctx->hrseek_framedrop ?
+ 1 : check_framedrop(mpctx, -1);
+ struct mp_image *decoded_frame =
+ decode_video(sh_video, pkt, framedrop_type, pts);
+ talloc_free(pkt);
+ if (decoded_frame) {
+ determine_frame_pts(mpctx);
+ filter_video(mpctx, decoded_frame);
+ } else if (!pkt) {
+ if (!load_next_vo_frame(mpctx, true))
+ return -1;
+ }
+ break;
+ }
+
+ if (!video_out->frame_loaded)
+ return 0;
+
+ pts = video_out->next_pts;
+ if (pts == MP_NOPTS_VALUE) {
+ MP_ERR(mpctx, "Video pts after filters MISSING\n");
+ // Try to use decoder pts from before filters
+ pts = sh_video->pts;
+ if (pts == MP_NOPTS_VALUE)
+ pts = sh_video->last_pts;
+ }
+ if (endpts == MP_NOPTS_VALUE || pts < endpts)
+ add_frame_pts(mpctx, pts);
+ if (mpctx->hrseek_active && pts < mpctx->hrseek_pts - .005) {
+ vo_skip_frame(video_out);
+ return 0;
+ }
+ mpctx->hrseek_active = false;
+ sh_video->pts = pts;
+ if (sh_video->last_pts == MP_NOPTS_VALUE)
+ sh_video->last_pts = sh_video->pts;
+ else if (sh_video->last_pts > sh_video->pts) {
+ MP_WARN(mpctx, "Decreasing video pts: %f < %f\n",
+ sh_video->pts, sh_video->last_pts);
+ /* If the difference in pts is small treat it as jitter around the
+ * right value (possibly caused by incorrect timestamp ordering) and
+ * just show this frame immediately after the last one.
+ * Treat bigger differences as timestamp resets and start counting
+ * timing of later frames from the position of this one. */
+ if (sh_video->last_pts - sh_video->pts > 0.5)
+ sh_video->last_pts = sh_video->pts;
+ else
+ sh_video->pts = sh_video->last_pts;
+ } else if (sh_video->pts >= sh_video->last_pts + 60) {
+ // Assume a PTS difference >= 60 seconds is a discontinuity.
+ MP_WARN(mpctx, "Jump in video pts: %f -> %f\n",
+ sh_video->last_pts, sh_video->pts);
+ sh_video->last_pts = sh_video->pts;
+ }
+ double frame_time = sh_video->pts - sh_video->last_pts;
+ sh_video->last_pts = sh_video->pts;
+ if (mpctx->sh_audio)
+ mpctx->delay -= frame_time;
+ return frame_time;
+}
+
+void pause_player(struct MPContext *mpctx)
+{
+ mp_notify_property(mpctx, "pause");
+
+ mpctx->opts->pause = 1;
+
+ if (mpctx->video_out)
+ vo_control(mpctx->video_out, VOCTRL_RESTORE_SCREENSAVER, NULL);
+
+ if (mpctx->paused)
+ return;
+ mpctx->paused = true;
+ mpctx->step_frames = 0;
+ mpctx->time_frame -= get_relative_time(mpctx);
+ mpctx->osd_function = 0;
+ mpctx->paused_for_cache = false;
+
+ if (mpctx->video_out && mpctx->sh_video && mpctx->video_out->config_ok)
+ vo_control(mpctx->video_out, VOCTRL_PAUSE, NULL);
+
+ if (mpctx->ao && mpctx->sh_audio)
+ ao_pause(mpctx->ao); // pause audio, keep data if possible
+
+ // Only print status if there's actually a file being played.
+ if (mpctx->num_sources)
+ print_status(mpctx);
+
+ if (!mpctx->opts->quiet)
+ mp_msg(MSGT_IDENTIFY, MSGL_INFO, "ID_PAUSED\n");
+}
+
+void unpause_player(struct MPContext *mpctx)
+{
+ mp_notify_property(mpctx, "pause");
+
+ mpctx->opts->pause = 0;
+
+ if (mpctx->video_out && mpctx->opts->stop_screensaver)
+ vo_control(mpctx->video_out, VOCTRL_KILL_SCREENSAVER, NULL);
+
+ if (!mpctx->paused)
+ return;
+ // Don't actually unpause while cache is loading.
+ if (mpctx->paused_for_cache)
+ return;
+ mpctx->paused = false;
+ mpctx->osd_function = 0;
+
+ if (mpctx->ao && mpctx->sh_audio)
+ ao_resume(mpctx->ao);
+ if (mpctx->video_out && mpctx->sh_video && mpctx->video_out->config_ok)
+ vo_control(mpctx->video_out, VOCTRL_RESUME, NULL); // resume video
+ (void)get_relative_time(mpctx); // ignore time that passed during pause
+}
+
+static void draw_osd(struct MPContext *mpctx)
+{
+ struct vo *vo = mpctx->video_out;
+
+ mpctx->osd->vo_pts = mpctx->video_pts;
+ vo_draw_osd(vo, mpctx->osd);
+}
+
+static bool redraw_osd(struct MPContext *mpctx)
+{
+ struct vo *vo = mpctx->video_out;
+ if (vo_redraw_frame(vo) < 0)
+ return false;
+
+ draw_osd(mpctx);
+
+ vo_flip_page(vo, 0, -1);
+ return true;
+}
+
+void add_step_frame(struct MPContext *mpctx, int dir)
+{
+ if (!mpctx->sh_video)
+ return;
+ if (dir > 0) {
+ mpctx->step_frames += 1;
+ unpause_player(mpctx);
+ } else if (dir < 0) {
+ if (!mpctx->backstep_active && !mpctx->hrseek_active) {
+ mpctx->backstep_active = true;
+ mpctx->backstep_start_seek_ts = mpctx->vo_pts_history_seek_ts;
+ pause_player(mpctx);
+ }
+ }
+}
+
+static void seek_reset(struct MPContext *mpctx, bool reset_ao, bool reset_ac)
+{
+ if (mpctx->sh_video) {
+ resync_video_stream(mpctx->sh_video);
+ vo_seek_reset(mpctx->video_out);
+ if (mpctx->sh_video->vf_initialized == 1)
+ vf_chain_seek_reset(mpctx->sh_video->vfilter);
+ mpctx->sh_video->num_buffered_pts = 0;
+ mpctx->sh_video->last_pts = MP_NOPTS_VALUE;
+ mpctx->sh_video->pts = MP_NOPTS_VALUE;
+ mpctx->video_pts = MP_NOPTS_VALUE;
+ mpctx->delay = 0;
+ mpctx->time_frame = 0;
+ }
+
+ if (mpctx->sh_audio && reset_ac) {
+ resync_audio_stream(mpctx->sh_audio);
+ if (reset_ao)
+ ao_reset(mpctx->ao);
+ mpctx->ao->buffer.len = mpctx->ao->buffer_playable_size;
+ mpctx->sh_audio->a_buffer_len = 0;
+ }
+
+ reset_subtitles(mpctx);
+
+ mpctx->restart_playback = true;
+ mpctx->hrseek_active = false;
+ mpctx->hrseek_framedrop = false;
+ mpctx->total_avsync_change = 0;
+ mpctx->drop_frame_cnt = 0;
+ mpctx->dropped_frames = 0;
+ mpctx->playback_pts = MP_NOPTS_VALUE;
+
+#ifdef CONFIG_ENCODING
+ encode_lavc_discontinuity(mpctx->encode_lavc_ctx);
+#endif
+}
+
+static bool timeline_set_part(struct MPContext *mpctx, int i, bool force)
+{
+ struct timeline_part *p = mpctx->timeline + mpctx->timeline_part;
+ struct timeline_part *n = mpctx->timeline + i;
+ mpctx->timeline_part = i;
+ mpctx->video_offset = n->start - n->source_start;
+ if (n->source == p->source && !force)
+ return false;
+ enum stop_play_reason orig_stop_play = mpctx->stop_play;
+ if (!mpctx->sh_video && mpctx->stop_play == KEEP_PLAYING)
+ mpctx->stop_play = AT_END_OF_FILE; // let audio uninit drain data
+ uninit_player(mpctx, INITIALIZED_VCODEC | (mpctx->opts->fixed_vo ? 0 : INITIALIZED_VO) | (mpctx->opts->gapless_audio ? 0 : INITIALIZED_AO) | INITIALIZED_ACODEC | INITIALIZED_SUB);
+ mpctx->stop_play = orig_stop_play;
+
+ mpctx->demuxer = n->source;
+ mpctx->stream = mpctx->demuxer->stream;
+
+ // While another timeline was active, the selection of active tracks might
+ // have been changed - possibly we need to update this source.
+ for (int x = 0; x < mpctx->num_tracks; x++) {
+ struct track *track = mpctx->tracks[x];
+ if (track->under_timeline) {
+ track->demuxer = mpctx->demuxer;
+ track->stream = demuxer_stream_by_demuxer_id(track->demuxer,
+ track->type,
+ track->demuxer_id);
+ }
+ }
+ preselect_demux_streams(mpctx);
+
+ return true;
+}
+
+// Given pts, switch playback to the corresponding part.
+// Return offset within that part.
+static double timeline_set_from_time(struct MPContext *mpctx, double pts,
+ bool *need_reset)
+{
+ if (pts < 0)
+ pts = 0;
+ for (int i = 0; i < mpctx->num_timeline_parts; i++) {
+ struct timeline_part *p = mpctx->timeline + i;
+ if (pts < (p + 1)->start) {
+ *need_reset = timeline_set_part(mpctx, i, false);
+ return pts - p->start + p->source_start;
+ }
+ }
+ return -1;
+}
+
+
+// return -1 if seek failed (non-seekable stream?), 0 otherwise
+static int seek(MPContext *mpctx, struct seek_params seek,
+ bool timeline_fallthrough)
+{
+ struct MPOpts *opts = mpctx->opts;
+ uint64_t prev_seek_ts = mpctx->vo_pts_history_seek_ts;
+
+ if (!mpctx->demuxer)
+ return -1;
+
+ if (mpctx->stop_play == AT_END_OF_FILE)
+ mpctx->stop_play = KEEP_PLAYING;
+ bool hr_seek = mpctx->demuxer->accurate_seek && opts->correct_pts;
+ hr_seek &= seek.exact >= 0 && seek.type != MPSEEK_FACTOR;
+ hr_seek &= (opts->hr_seek == 0 && seek.type == MPSEEK_ABSOLUTE) ||
+ opts->hr_seek > 0 || seek.exact > 0;
+ if (seek.type == MPSEEK_FACTOR || seek.amount < 0 ||
+ (seek.type == MPSEEK_ABSOLUTE && seek.amount < mpctx->last_chapter_pts))
+ mpctx->last_chapter_seek = -2;
+ if (seek.type == MPSEEK_FACTOR) {
+ double len = get_time_length(mpctx);
+ if (len > 0 && !mpctx->demuxer->ts_resets_possible) {
+ seek.amount = seek.amount * len + get_start_time(mpctx);
+ seek.type = MPSEEK_ABSOLUTE;
+ }
+ }
+ if ((mpctx->demuxer->accurate_seek || mpctx->timeline)
+ && seek.type == MPSEEK_RELATIVE) {
+ seek.type = MPSEEK_ABSOLUTE;
+ seek.direction = seek.amount > 0 ? 1 : -1;
+ seek.amount += get_current_time(mpctx);
+ }
+
+ /* At least the liba52 decoder wants to read from the input stream
+ * during initialization, so reinit must be done after the demux_seek()
+ * call that clears possible stream EOF. */
+ bool need_reset = false;
+ double demuxer_amount = seek.amount;
+ if (mpctx->timeline) {
+ demuxer_amount = timeline_set_from_time(mpctx, seek.amount,
+ &need_reset);
+ if (demuxer_amount == -1) {
+ assert(!need_reset);
+ mpctx->stop_play = AT_END_OF_FILE;
+ // Clear audio from current position
+ if (mpctx->sh_audio && !timeline_fallthrough) {
+ ao_reset(mpctx->ao);
+ mpctx->sh_audio->a_buffer_len = 0;
+ }
+ return -1;
+ }
+ }
+ if (need_reset) {
+ reinit_video_chain(mpctx);
+ reinit_subs(mpctx);
+ }
+
+ int demuxer_style = 0;
+ switch (seek.type) {
+ case MPSEEK_FACTOR:
+ demuxer_style |= SEEK_ABSOLUTE | SEEK_FACTOR;
+ break;
+ case MPSEEK_ABSOLUTE:
+ demuxer_style |= SEEK_ABSOLUTE;
+ break;
+ }
+ if (hr_seek || seek.direction < 0)
+ demuxer_style |= SEEK_BACKWARD;
+ else if (seek.direction > 0)
+ demuxer_style |= SEEK_FORWARD;
+ if (hr_seek || opts->mkv_subtitle_preroll)
+ demuxer_style |= SEEK_SUBPREROLL;
+
+ if (hr_seek)
+ demuxer_amount -= opts->hr_seek_demuxer_offset;
+ int seekresult = demux_seek(mpctx->demuxer, demuxer_amount, demuxer_style);
+ if (seekresult == 0) {
+ if (need_reset) {
+ reinit_audio_chain(mpctx);
+ seek_reset(mpctx, !timeline_fallthrough, false);
+ }
+ return -1;
+ }
+
+ // If audio or demuxer subs come from different files, seek them too:
+ bool have_external_tracks = false;
+ for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
+ struct track *track = mpctx->current_track[type];
+ have_external_tracks |= track && track->is_external && track->demuxer;
+ }
+ if (have_external_tracks) {
+ double main_new_pos;
+ if (seek.type == MPSEEK_ABSOLUTE) {
+ main_new_pos = seek.amount - mpctx->video_offset;
+ } else {
+ main_new_pos = get_main_demux_pts(mpctx);
+ }
+ for (int type = 0; type < STREAM_TYPE_COUNT; type++) {
+ struct track *track = mpctx->current_track[type];
+ if (track && track->is_external && track->demuxer)
+ demux_seek(track->demuxer, main_new_pos, SEEK_ABSOLUTE);
+ }
+ }
+
+ if (need_reset)
+ reinit_audio_chain(mpctx);
+ /* If we just reinitialized audio it doesn't need to be reset,
+ * and resetting could lose audio some decoders produce during init. */
+ seek_reset(mpctx, !timeline_fallthrough, !need_reset);
+
+ if (timeline_fallthrough) {
+ // Important if video reinit happens.
+ mpctx->vo_pts_history_seek_ts = prev_seek_ts;
+ } else {
+ mpctx->vo_pts_history_seek_ts++;
+ mpctx->backstep_active = false;
+ }
+
+ /* Use the target time as "current position" for further relative
+ * seeks etc until a new video frame has been decoded */
+ if (seek.type == MPSEEK_ABSOLUTE) {
+ mpctx->video_pts = seek.amount;
+ mpctx->last_seek_pts = seek.amount;
+ } else
+ mpctx->last_seek_pts = MP_NOPTS_VALUE;
+
+ // The hr_seek==false case is for skipping frames with PTS before the
+ // current timeline chapter start. It's not really known where the demuxer
+ // level seek will end up, so the hrseek mechanism is abused to skip all
+ // frames before chapter start by setting hrseek_pts to the chapter start.
+ // It does nothing when the seek is inside of the current chapter, and
+ // seeking past the chapter is handled elsewhere.
+ if (hr_seek || mpctx->timeline) {
+ mpctx->hrseek_active = true;
+ mpctx->hrseek_framedrop = true;
+ mpctx->hrseek_pts = hr_seek ? seek.amount
+ : mpctx->timeline[mpctx->timeline_part].start;
+ }
+
+ mpctx->start_timestamp = mp_time_sec();
+
+ return 0;
+}
+
+void queue_seek(struct MPContext *mpctx, enum seek_type type, double amount,
+ int exact)
+{
+ struct seek_params *seek = &mpctx->seek;
+ switch (type) {
+ case MPSEEK_RELATIVE:
+ if (seek->type == MPSEEK_FACTOR)
+ return; // Well... not common enough to bother doing better
+ seek->amount += amount;
+ seek->exact = FFMAX(seek->exact, exact);
+ if (seek->type == MPSEEK_NONE)
+ seek->exact = exact;
+ if (seek->type == MPSEEK_ABSOLUTE)
+ return;
+ if (seek->amount == 0) {
+ *seek = (struct seek_params){ 0 };
+ return;
+ }
+ seek->type = MPSEEK_RELATIVE;
+ return;
+ case MPSEEK_ABSOLUTE:
+ case MPSEEK_FACTOR:
+ *seek = (struct seek_params) {
+ .type = type,
+ .amount = amount,
+ .exact = exact,
+ };
+ return;
+ case MPSEEK_NONE:
+ *seek = (struct seek_params){ 0 };
+ return;
+ }
+ abort();
+}
+
+static void execute_queued_seek(struct MPContext *mpctx)
+{
+ if (mpctx->seek.type) {
+ seek(mpctx, mpctx->seek, false);
+ mpctx->seek = (struct seek_params){0};
+ }
+}
+
+double get_time_length(struct MPContext *mpctx)
+{
+ struct demuxer *demuxer = mpctx->demuxer;
+ if (!demuxer)
+ return 0;
+
+ if (mpctx->timeline)
+ return mpctx->timeline[mpctx->num_timeline_parts].start;
+
+ double len = demuxer_get_time_length(demuxer);
+ if (len >= 0)
+ return len;
+
+ // Unknown
+ return 0;
+}
+
+/* If there are timestamps from stream level then use those (for example
+ * DVDs can have consistent times there while the MPEG-level timestamps
+ * reset). */
+double get_current_time(struct MPContext *mpctx)
+{
+ struct demuxer *demuxer = mpctx->demuxer;
+ if (!demuxer)
+ return 0;
+ if (demuxer->stream_pts != MP_NOPTS_VALUE)
+ return demuxer->stream_pts;
+ if (mpctx->playback_pts != MP_NOPTS_VALUE)
+ return mpctx->playback_pts;
+ if (mpctx->last_seek_pts != MP_NOPTS_VALUE)
+ return mpctx->last_seek_pts;
+ return 0;
+}
+
+double get_start_time(struct MPContext *mpctx)
+{
+ struct demuxer *demuxer = mpctx->demuxer;
+ if (!demuxer)
+ return 0;
+ return demuxer_get_start_time(demuxer);
+}
+
+// Return playback position in 0.0-1.0 ratio, or -1 if unknown.
+double get_current_pos_ratio(struct MPContext *mpctx, bool use_range)
+{
+ struct demuxer *demuxer = mpctx->demuxer;
+ if (!demuxer)
+ return -1;
+ double ans = -1;
+ double start = get_start_time(mpctx);
+ double len = get_time_length(mpctx);
+ if (use_range) {
+ double startpos = rel_time_to_abs(mpctx, mpctx->opts->play_start,
+ MP_NOPTS_VALUE);
+ double endpos = get_play_end_pts(mpctx);
+ if (endpos == MP_NOPTS_VALUE || endpos > start + len)
+ endpos = start + len;
+ if (startpos == MP_NOPTS_VALUE || startpos < start)
+ startpos = start;
+ if (endpos < startpos)
+ endpos = startpos;
+ start = startpos;
+ len = endpos - startpos;
+ }
+ double pos = get_current_time(mpctx);
+ if (len > 0 && !demuxer->ts_resets_possible) {
+ ans = av_clipf((pos - start) / len, 0, 1);
+ } else {
+ int64_t size = (demuxer->movi_end - demuxer->movi_start);
+ int64_t fpos = demuxer->filepos > 0 ?
+ demuxer->filepos : stream_tell(demuxer->stream);
+ if (size > 0)
+ ans = av_clipf((double)(fpos - demuxer->movi_start) / size, 0, 1);
+ }
+ if (use_range) {
+ if (mpctx->opts->play_frames > 0)
+ ans = MPMAX(ans, 1.0 -
+ mpctx->max_frames / (double) mpctx->opts->play_frames);
+ }
+ return ans;
+}
+
+int get_percent_pos(struct MPContext *mpctx)
+{
+ return av_clip(get_current_pos_ratio(mpctx, false) * 100, 0, 100);
+}
+
+// -2 is no chapters, -1 is before first chapter
+int get_current_chapter(struct MPContext *mpctx)
+{
+ double current_pts = get_current_time(mpctx);
+ if (mpctx->chapters) {
+ int i;
+ for (i = 1; i < mpctx->num_chapters; i++)
+ if (current_pts < mpctx->chapters[i].start)
+ break;
+ return FFMAX(mpctx->last_chapter_seek, i - 1);
+ }
+ if (mpctx->master_demuxer)
+ return FFMAX(mpctx->last_chapter_seek,
+ demuxer_get_current_chapter(mpctx->master_demuxer, current_pts));
+ return -2;
+}
+
+char *chapter_display_name(struct MPContext *mpctx, int chapter)
+{
+ char *name = chapter_name(mpctx, chapter);
+ char *dname = name;
+ if (name) {
+ dname = talloc_asprintf(NULL, "(%d) %s", chapter + 1, name);
+ } else if (chapter < -1) {
+ dname = talloc_strdup(NULL, "(unavailable)");
+ } else {
+ int chapter_count = get_chapter_count(mpctx);
+ if (chapter_count <= 0)
+ dname = talloc_asprintf(NULL, "(%d)", chapter + 1);
+ else
+ dname = talloc_asprintf(NULL, "(%d) of %d", chapter + 1,
+ chapter_count);
+ }
+ if (dname != name)
+ talloc_free(name);
+ return dname;
+}
+
+// returns NULL if chapter name unavailable
+char *chapter_name(struct MPContext *mpctx, int chapter)
+{
+ if (mpctx->chapters) {
+ if (chapter < 0 || chapter >= mpctx->num_chapters)
+ return NULL;
+ return talloc_strdup(NULL, mpctx->chapters[chapter].name);
+ }
+ if (mpctx->master_demuxer)
+ return demuxer_chapter_name(mpctx->master_demuxer, chapter);
+ return NULL;
+}
+
+// returns the start of the chapter in seconds (-1 if unavailable)
+double chapter_start_time(struct MPContext *mpctx, int chapter)
+{
+ if (chapter == -1)
+ return get_start_time(mpctx);
+ if (mpctx->chapters)
+ return mpctx->chapters[chapter].start;
+ if (mpctx->master_demuxer)
+ return demuxer_chapter_time(mpctx->master_demuxer, chapter);
+ return -1;
+}
+
+int get_chapter_count(struct MPContext *mpctx)
+{
+ if (mpctx->chapters)
+ return mpctx->num_chapters;
+ if (mpctx->master_demuxer)
+ return demuxer_chapter_count(mpctx->master_demuxer);
+ return 0;
+}
+
+// Seek to a given chapter. Tries to queue the seek, but might seek immediately
+// in some cases. Returns success, no matter if seek is queued or immediate.
+bool mp_seek_chapter(struct MPContext *mpctx, int chapter)
+{
+ int num = get_chapter_count(mpctx);
+ if (num == 0)
+ return false;
+ if (chapter < -1 || chapter >= num)
+ return false;
+
+ mpctx->last_chapter_seek = -2;
+
+ double pts;
+ if (chapter == -1) {
+ pts = get_start_time(mpctx);
+ goto do_seek;
+ } else if (mpctx->chapters) {
+ pts = mpctx->chapters[chapter].start;
+ goto do_seek;
+ } else if (mpctx->master_demuxer) {
+ int res = demuxer_seek_chapter(mpctx->master_demuxer, chapter, &pts);
+ if (res >= 0) {
+ if (pts == -1) {
+ // for DVD/BD - seek happened via stream layer
+ seek_reset(mpctx, true, true);
+ mpctx->seek = (struct seek_params){0};
+ return true;
+ }
+ chapter = res;
+ goto do_seek;
+ }
+ }
+ return false;
+
+do_seek:
+ queue_seek(mpctx, MPSEEK_ABSOLUTE, pts, 0);
+ mpctx->last_chapter_seek = chapter;
+ mpctx->last_chapter_pts = pts;
+ return true;
+}
+
+static void update_avsync(struct MPContext *mpctx)
+{
+ if (!mpctx->sh_audio || !mpctx->sh_video)
+ return;
+
+ double a_pos = playing_audio_pts(mpctx);
+
+ mpctx->last_av_difference = a_pos - mpctx->video_pts - mpctx->audio_delay;
+ if (mpctx->time_frame > 0)
+ mpctx->last_av_difference +=
+ mpctx->time_frame * mpctx->opts->playback_speed;
+ if (a_pos == MP_NOPTS_VALUE || mpctx->video_pts == MP_NOPTS_VALUE)
+ mpctx->last_av_difference = MP_NOPTS_VALUE;
+ if (mpctx->last_av_difference > 0.5 && mpctx->drop_frame_cnt > 50
+ && !mpctx->drop_message_shown) {
+ MP_WARN(mpctx, "%s", mp_gtext(av_desync_help_text));
+ mpctx->drop_message_shown = true;
+ }
+}
+
+static bool handle_osd_redraw(struct MPContext *mpctx)
+{
+ if (!mpctx->video_out || !mpctx->video_out->config_ok)
+ return false;
+ bool want_redraw = vo_get_want_redraw(mpctx->video_out);
+ if (mpctx->video_out->driver->draw_osd)
+ want_redraw |= mpctx->osd->want_redraw;
+ mpctx->osd->want_redraw = false;
+ if (want_redraw) {
+ if (redraw_osd(mpctx))
+ return true;
+ }
+ return false;
+}
+
+static void handle_metadata_update(struct MPContext *mpctx)
+{
+ if (mp_time_sec() > mpctx->last_metadata_update + 2) {
+ demux_info_update(mpctx->demuxer);
+ mpctx->last_metadata_update = mp_time_sec();
+ }
+}
+
+static void handle_pause_on_low_cache(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ int cache = mp_get_cache_percent(mpctx);
+ bool idle = mp_get_cache_idle(mpctx);
+ if (mpctx->paused && mpctx->paused_for_cache) {
+ if (cache < 0 || cache >= opts->stream_cache_min_percent || idle) {
+ mpctx->paused_for_cache = false;
+ if (!opts->pause)
+ unpause_player(mpctx);
+ }
+ } else {
+ if (cache >= 0 && cache <= opts->stream_cache_pause && !idle) {
+ bool prev_paused_user = opts->pause;
+ pause_player(mpctx);
+ mpctx->paused_for_cache = true;
+ opts->pause = prev_paused_user;
+ }
+ }
+}
+
+static void handle_heartbeat_cmd(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (opts->heartbeat_cmd && !mpctx->paused) {
+ double now = mp_time_sec();
+ if (now - mpctx->last_heartbeat > opts->heartbeat_interval) {
+ mpctx->last_heartbeat = now;
+ system(opts->heartbeat_cmd);
+ }
+ }
+}
+
+static void handle_cursor_autohide(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct vo *vo = mpctx->video_out;
+
+ if (!vo)
+ return;
+
+ bool mouse_cursor_visible = mpctx->mouse_cursor_visible;
+
+ unsigned mouse_event_ts = mp_input_get_mouse_event_counter(mpctx->input);
+ if (mpctx->mouse_event_ts != mouse_event_ts) {
+ mpctx->mouse_event_ts = mouse_event_ts;
+ mpctx->mouse_timer =
+ mp_time_sec() + opts->cursor_autohide_delay / 1000.0;
+ mouse_cursor_visible = true;
+ }
+
+ if (mp_time_sec() >= mpctx->mouse_timer)
+ mouse_cursor_visible = false;
+
+ if (opts->cursor_autohide_delay == -1)
+ mouse_cursor_visible = true;
+
+ if (opts->cursor_autohide_delay == -2)
+ mouse_cursor_visible = false;
+
+ if (opts->cursor_autohide_fs && !opts->vo.fullscreen)
+ mouse_cursor_visible = true;
+
+ if (mouse_cursor_visible != mpctx->mouse_cursor_visible)
+ vo_control(vo, VOCTRL_SET_CURSOR_VISIBILITY, &mouse_cursor_visible);
+ mpctx->mouse_cursor_visible = mouse_cursor_visible;
+}
+
+static void handle_input_and_seek_coalesce(struct MPContext *mpctx)
+{
+ mp_flush_events(mpctx);
+
+ mp_cmd_t *cmd;
+ while ((cmd = mp_input_get_cmd(mpctx->input, 0, 1)) != NULL) {
+ /* Allow running consecutive seek commands to combine them,
+ * but execute the seek before running other commands.
+ * If the user seeks continuously (keeps arrow key down)
+ * try to finish showing a frame from one location before doing
+ * another seek (which could lead to unchanging display). */
+ if ((mpctx->seek.type && cmd->id != MP_CMD_SEEK) ||
+ (mpctx->restart_playback && cmd->id == MP_CMD_SEEK &&
+ mp_time_sec() - mpctx->start_timestamp < 0.3))
+ break;
+ cmd = mp_input_get_cmd(mpctx->input, 0, 0);
+ run_command(mpctx, cmd);
+ mp_cmd_free(cmd);
+ if (mpctx->stop_play)
+ break;
+ }
+}
+
+static void handle_backstep(struct MPContext *mpctx)
+{
+ if (!mpctx->backstep_active)
+ return;
+
+ double current_pts = mpctx->last_vo_pts;
+ mpctx->backstep_active = false;
+ bool demuxer_ok = mpctx->demuxer && mpctx->demuxer->accurate_seek;
+ if (demuxer_ok && mpctx->sh_video && current_pts != MP_NOPTS_VALUE) {
+ double seek_pts = find_previous_pts(mpctx, current_pts);
+ if (seek_pts != MP_NOPTS_VALUE) {
+ queue_seek(mpctx, MPSEEK_ABSOLUTE, seek_pts, 1);
+ } else {
+ double last = get_last_frame_pts(mpctx);
+ if (last != MP_NOPTS_VALUE && last >= current_pts &&
+ mpctx->backstep_start_seek_ts != mpctx->vo_pts_history_seek_ts)
+ {
+ MP_ERR(mpctx, "Backstep failed.\n");
+ queue_seek(mpctx, MPSEEK_ABSOLUTE, current_pts, 1);
+ } else if (!mpctx->hrseek_active) {
+ MP_VERBOSE(mpctx, "Start backstep indexing.\n");
+ // Force it to index the video up until current_pts.
+ // The whole point is getting frames _before_ that PTS,
+ // so apply an arbitrary offset. (In theory the offset
+ // has to be large enough to reach the previous frame.)
+ seek(mpctx, (struct seek_params){
+ .type = MPSEEK_ABSOLUTE,
+ .amount = current_pts - 1.0,
+ }, false);
+ // Don't leave hr-seek mode. If all goes right, hr-seek
+ // mode is cancelled as soon as the frame before
+ // current_pts is found during hr-seeking.
+ // Note that current_pts should be part of the index,
+ // otherwise we can't find the previous frame, so set the
+ // seek target an arbitrary amount of time after it.
+ if (mpctx->hrseek_active) {
+ mpctx->hrseek_pts = current_pts + 10.0;
+ mpctx->hrseek_framedrop = false;
+ mpctx->backstep_active = true;
+ }
+ } else {
+ mpctx->backstep_active = true;
+ }
+ }
+ }
+}
+
+static void handle_sstep(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (opts->step_sec > 0 && !mpctx->stop_play && !mpctx->paused &&
+ !mpctx->restart_playback)
+ {
+ set_osd_function(mpctx, OSD_FFW);
+ queue_seek(mpctx, MPSEEK_RELATIVE, opts->step_sec, 0);
+ }
+}
+
+static void handle_keep_open(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (opts->keep_open && mpctx->stop_play == AT_END_OF_FILE) {
+ mpctx->stop_play = KEEP_PLAYING;
+ mpctx->playback_pts = mpctx->last_vo_pts;
+ pause_player(mpctx);
+ }
+}
+
+// Execute a forceful refresh of the VO window, if it hasn't had a valid frame
+// for a while. The problem is that a VO with no valid frame (vo->hasframe==0)
+// doesn't redraw video and doesn't OSD interaction. So screw it, hard.
+static void handle_force_window(struct MPContext *mpctx, bool reconfig)
+{
+ // Don't interfere with real video playback
+ if (mpctx->sh_video)
+ return;
+
+ struct vo *vo = mpctx->video_out;
+ if (!vo)
+ return;
+
+ if (!vo->config_ok || reconfig) {
+ MP_INFO(mpctx, "Creating non-video VO window.\n");
+ // Pick whatever works
+ int config_format = 0;
+ for (int fmt = IMGFMT_START; fmt < IMGFMT_END; fmt++) {
+ if (vo->driver->query_format(vo, fmt)) {
+ config_format = fmt;
+ break;
+ }
+ }
+ int w = 960;
+ int h = 480;
+ struct mp_image_params p = {
+ .imgfmt = config_format,
+ .w = w, .h = h,
+ .d_w = w, .d_h = h,
+ };
+ vo_reconfig(vo, &p, 0);
+ redraw_osd(mpctx);
+ }
+}
+
+static double get_wakeup_period(struct MPContext *mpctx)
+{
+ /* Even if we can immediately wake up in response to most input events,
+ * there are some timers which are not registered to the event loop
+ * and need to be checked periodically (like automatic mouse cursor hiding).
+ * OSD content updates behave similarly. Also some uncommon input devices
+ * may not have proper FD event support.
+ */
+ double sleeptime = WAKEUP_PERIOD;
+
+#ifndef HAVE_POSIX_SELECT
+ // No proper file descriptor event handling; keep waking up to poll input
+ sleeptime = FFMIN(sleeptime, 0.02);
+#endif
+
+ if (mpctx->video_out)
+ if (mpctx->video_out->wakeup_period > 0)
+ sleeptime = FFMIN(sleeptime, mpctx->video_out->wakeup_period);
+
+ return sleeptime;
+}
+
+static void run_playloop(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ bool full_audio_buffers = false;
+ bool audio_left = false, video_left = false;
+ double endpts = get_play_end_pts(mpctx);
+ bool end_is_chapter = false;
+ double sleeptime = get_wakeup_period(mpctx);
+ bool was_restart = mpctx->restart_playback;
+ bool new_frame_shown = false;
+
+#ifdef CONFIG_ENCODING
+ if (encode_lavc_didfail(mpctx->encode_lavc_ctx)) {
+ mpctx->stop_play = PT_QUIT;
+ return;
+ }
+#endif
+
+ // Add tracks that were added by the demuxer later (e.g. MPEG)
+ if (!mpctx->timeline && mpctx->demuxer)
+ add_demuxer_tracks(mpctx, mpctx->demuxer);
+
+ if (mpctx->timeline) {
+ double end = mpctx->timeline[mpctx->timeline_part + 1].start;
+ if (endpts == MP_NOPTS_VALUE || end < endpts) {
+ endpts = end;
+ end_is_chapter = true;
+ }
+ }
+
+ if (opts->chapterrange[1] > 0) {
+ int cur_chapter = get_current_chapter(mpctx);
+ if (cur_chapter != -1 && cur_chapter + 1 > opts->chapterrange[1])
+ mpctx->stop_play = PT_NEXT_ENTRY;
+ }
+
+ if (mpctx->sh_audio && !mpctx->restart_playback && !mpctx->ao->untimed) {
+ int status = fill_audio_out_buffers(mpctx, endpts);
+ full_audio_buffers = status >= 0;
+ // Not at audio stream EOF yet
+ audio_left = status > -2;
+ }
+
+ if (mpctx->video_out) {
+ vo_check_events(mpctx->video_out);
+ handle_cursor_autohide(mpctx);
+ }
+
+ double buffered_audio = -1;
+ while (mpctx->sh_video) { // never loops, for "break;" only
+ struct vo *vo = mpctx->video_out;
+ update_fps(mpctx);
+
+ video_left = vo->hasframe || vo->frame_loaded;
+ if (!vo->frame_loaded && (!mpctx->paused || mpctx->restart_playback)) {
+ double frame_time = update_video(mpctx, endpts);
+ mp_dbg(MSGT_AVSYNC, MSGL_DBG2, "*** ftime=%5.3f ***\n", frame_time);
+ if (mpctx->sh_video->vf_initialized < 0) {
+ MP_FATAL(mpctx, "\nFATAL: Could not initialize video filters "
+ "(-vf) or video output (-vo).\n");
+ int uninit = INITIALIZED_VCODEC;
+ if (!opts->force_vo)
+ uninit |= INITIALIZED_VO;
+ uninit_player(mpctx, uninit);
+ mpctx->current_track[STREAM_VIDEO] = NULL;
+ if (!mpctx->current_track[STREAM_AUDIO])
+ mpctx->stop_play = PT_NEXT_ENTRY;
+ mpctx->error_playing = true;
+ handle_force_window(mpctx, true);
+ break;
+ }
+ video_left = frame_time >= 0;
+ if (video_left && !mpctx->restart_playback) {
+ mpctx->time_frame += frame_time / opts->playback_speed;
+ adjust_sync(mpctx, frame_time);
+ }
+ if (!video_left) {
+ mpctx->delay = 0;
+ mpctx->last_av_difference = 0;
+ }
+ }
+
+ if (endpts != MP_NOPTS_VALUE)
+ video_left &= mpctx->sh_video->pts < endpts;
+
+ handle_heartbeat_cmd(mpctx);
+
+ if (!video_left || (mpctx->paused && !mpctx->restart_playback))
+ break;
+ if (!vo->frame_loaded) {
+ sleeptime = 0;
+ break;
+ }
+
+ mpctx->time_frame -= get_relative_time(mpctx);
+ if (full_audio_buffers && !mpctx->restart_playback) {
+ buffered_audio = ao_get_delay(mpctx->ao);
+ mp_dbg(MSGT_AVSYNC, MSGL_DBG2, "delay=%f\n", buffered_audio);
+
+ if (opts->autosync) {
+ /* Smooth reported playback position from AO by averaging
+ * it with the value expected based on previus value and
+ * time elapsed since then. May help smooth video timing
+ * with audio output that have inaccurate position reporting.
+ * This is badly implemented; the behavior of the smoothing
+ * now undesirably depends on how often this code runs
+ * (mainly depends on video frame rate). */
+ float predicted = (mpctx->delay / opts->playback_speed +
+ mpctx->time_frame);
+ float difference = buffered_audio - predicted;
+ buffered_audio = predicted + difference / opts->autosync;
+ }
+
+ mpctx->time_frame = (buffered_audio -
+ mpctx->delay / opts->playback_speed);
+ } else {
+ /* If we're more than 200 ms behind the right playback
+ * position, don't try to speed up display of following
+ * frames to catch up; continue with default speed from
+ * the current frame instead.
+ * If untimed is set always output frames immediately
+ * without sleeping.
+ */
+ if (mpctx->time_frame < -0.2 || opts->untimed || vo->untimed)
+ mpctx->time_frame = 0;
+ }
+
+ double vsleep = mpctx->time_frame - vo->flip_queue_offset;
+ if (vsleep > 0.050) {
+ sleeptime = FFMIN(sleeptime, vsleep - 0.040);
+ break;
+ }
+ sleeptime = 0;
+
+ //=================== FLIP PAGE (VIDEO BLT): ======================
+
+ vo_new_frame_imminent(vo);
+ struct sh_video *sh_video = mpctx->sh_video;
+ mpctx->video_pts = sh_video->pts;
+ mpctx->last_vo_pts = mpctx->video_pts;
+ mpctx->playback_pts = mpctx->video_pts;
+ update_subtitles(mpctx);
+ update_osd_msg(mpctx);
+ draw_osd(mpctx);
+
+ mpctx->time_frame -= get_relative_time(mpctx);
+ mpctx->time_frame -= vo->flip_queue_offset;
+ if (mpctx->time_frame > 0.001)
+ mpctx->time_frame = timing_sleep(mpctx, mpctx->time_frame);
+ mpctx->time_frame += vo->flip_queue_offset;
+
+ int64_t t2 = mp_time_us();
+ /* Playing with playback speed it's possible to get pathological
+ * cases with mpctx->time_frame negative enough to cause an
+ * overflow in pts_us calculation, thus the FFMAX. */
+ double time_frame = FFMAX(mpctx->time_frame, -1);
+ int64_t pts_us = mpctx->last_time + time_frame * 1e6;
+ int duration = -1;
+ double pts2 = vo->next_pts2;
+ if (pts2 != MP_NOPTS_VALUE && opts->correct_pts &&
+ !mpctx->restart_playback) {
+ // expected A/V sync correction is ignored
+ double diff = (pts2 - mpctx->video_pts);
+ diff /= opts->playback_speed;
+ if (mpctx->time_frame < 0)
+ diff += mpctx->time_frame;
+ if (diff < 0)
+ diff = 0;
+ if (diff > 10)
+ diff = 10;
+ duration = diff * 1e6;
+ }
+ vo_flip_page(vo, pts_us | 1, duration);
+
+ mpctx->last_vo_flip_duration = (mp_time_us() - t2) * 0.000001;
+ if (vo->driver->flip_page_timed) {
+ // No need to adjust sync based on flip speed
+ mpctx->last_vo_flip_duration = 0;
+ // For print_status - VO call finishing early is OK for sync
+ mpctx->time_frame -= get_relative_time(mpctx);
+ }
+ mpctx->shown_vframes++;
+ if (mpctx->restart_playback) {
+ if (mpctx->sync_audio_to_video) {
+ mpctx->syncing_audio = true;
+ if (mpctx->sh_audio)
+ fill_audio_out_buffers(mpctx, endpts);
+ mpctx->restart_playback = false;
+ }
+ mpctx->time_frame = 0;
+ get_relative_time(mpctx);
+ }
+ update_avsync(mpctx);
+ print_status(mpctx);
+ screenshot_flip(mpctx);
+ new_frame_shown = true;
+
+ break;
+ } // video
+
+ video_left &= mpctx->sync_audio_to_video; // force no-video semantics
+
+ if (mpctx->sh_audio && (mpctx->restart_playback ? !video_left :
+ mpctx->ao->untimed && (mpctx->delay <= 0 ||
+ !video_left))) {
+ int status = fill_audio_out_buffers(mpctx, endpts);
+ full_audio_buffers = status >= 0 && !mpctx->ao->untimed;
+ // Not at audio stream EOF yet
+ audio_left = status > -2;
+ }
+ if (!video_left)
+ mpctx->restart_playback = false;
+ if (mpctx->sh_audio && buffered_audio == -1)
+ buffered_audio = mpctx->paused ? 0 : ao_get_delay(mpctx->ao);
+
+ update_osd_msg(mpctx);
+
+ // The cache status is part of the status line. Possibly update it.
+ if (mpctx->paused && mp_get_cache_percent(mpctx) >= 0)
+ print_status(mpctx);
+
+ if (!video_left && (!mpctx->paused || was_restart)) {
+ double a_pos = 0;
+ if (mpctx->sh_audio) {
+ a_pos = (written_audio_pts(mpctx) -
+ mpctx->opts->playback_speed * buffered_audio);
+ }
+ mpctx->playback_pts = a_pos;
+ print_status(mpctx);
+ }
+
+ update_subtitles(mpctx);
+
+ /* It's possible for the user to simultaneously switch both audio
+ * and video streams to "disabled" at runtime. Handle this by waiting
+ * rather than immediately stopping playback due to EOF.
+ *
+ * When all audio has been written to output driver, stay in the
+ * main loop handling commands until it has been mostly consumed,
+ * except in the gapless case, where the next file will be started
+ * while audio from the current one still remains to be played.
+ *
+ * We want this check to trigger if we seeked to this position,
+ * but not if we paused at it with audio possibly still buffered in
+ * the AO. There's currently no working way to check buffered audio
+ * inside AO while paused. Thus the "was_restart" check below, which
+ * should trigger after seek only, when we know there's no audio
+ * buffered.
+ */
+ if ((mpctx->sh_audio || mpctx->sh_video) && !audio_left && !video_left
+ && (opts->gapless_audio || buffered_audio < 0.05)
+ && (!mpctx->paused || was_restart)) {
+ if (end_is_chapter) {
+ seek(mpctx, (struct seek_params){
+ .type = MPSEEK_ABSOLUTE,
+ .amount = mpctx->timeline[mpctx->timeline_part+1].start
+ }, true);
+ } else
+ mpctx->stop_play = AT_END_OF_FILE;
+ sleeptime = 0;
+ }
+
+ if (!mpctx->stop_play && !mpctx->restart_playback) {
+
+ // If no more video is available, one frame means one playloop iteration.
+ // Otherwise, one frame means one video frame.
+ if (!video_left)
+ new_frame_shown = true;
+
+ if (opts->playing_msg && !mpctx->playing_msg_shown && new_frame_shown) {
+ mpctx->playing_msg_shown = true;
+ char *msg = mp_property_expand_string(mpctx, opts->playing_msg);
+ MP_INFO(mpctx, "%s\n", msg);
+ talloc_free(msg);
+ }
+
+ if (mpctx->max_frames >= 0) {
+ if (new_frame_shown)
+ mpctx->max_frames--;
+ if (mpctx->max_frames <= 0)
+ mpctx->stop_play = PT_NEXT_ENTRY;
+ }
+
+ if (mpctx->step_frames > 0 && !mpctx->paused) {
+ if (new_frame_shown)
+ mpctx->step_frames--;
+ if (mpctx->step_frames == 0)
+ pause_player(mpctx);
+ }
+
+ }
+
+ if (!mpctx->stop_play) {
+ double audio_sleep = 9;
+ if (mpctx->sh_audio && !mpctx->paused) {
+ if (mpctx->ao->untimed) {
+ if (!video_left)
+ audio_sleep = 0;
+ } else if (full_audio_buffers) {
+ audio_sleep = buffered_audio - 0.050;
+ // Keep extra safety margin if the buffers are large
+ if (audio_sleep > 0.100)
+ audio_sleep = FFMAX(audio_sleep - 0.200, 0.100);
+ else
+ audio_sleep = FFMAX(audio_sleep, 0.020);
+ } else
+ audio_sleep = 0.020;
+ }
+ sleeptime = FFMIN(sleeptime, audio_sleep);
+ if (sleeptime > 0) {
+ if (handle_osd_redraw(mpctx))
+ sleeptime = 0;
+ }
+ if (sleeptime > 0)
+ mp_input_get_cmd(mpctx->input, sleeptime * 1000, true);
+ }
+
+ handle_metadata_update(mpctx);
+
+ handle_pause_on_low_cache(mpctx);
+
+ handle_input_and_seek_coalesce(mpctx);
+
+ handle_backstep(mpctx);
+
+ handle_sstep(mpctx);
+
+ handle_keep_open(mpctx);
+
+ handle_force_window(mpctx, false);
+
+ execute_queued_seek(mpctx);
+}
+
+static bool attachment_is_font(struct demux_attachment *att)
+{
+ if (!att->name || !att->type || !att->data || !att->data_size)
+ return false;
+ // match against MIME types
+ if (strcmp(att->type, "application/x-truetype-font") == 0
+ || strcmp(att->type, "application/x-font") == 0)
+ return true;
+ // fallback: match against file extension
+ if (strlen(att->name) > 4) {
+ char *ext = att->name + strlen(att->name) - 4;
+ if (strcasecmp(ext, ".ttf") == 0 || strcasecmp(ext, ".ttc") == 0
+ || strcasecmp(ext, ".otf") == 0)
+ return true;
+ }
+ return false;
+}
+
+// Result numerically higher => better match. 0 == no match.
+static int match_lang(char **langs, char *lang)
+{
+ for (int idx = 0; langs && langs[idx]; idx++) {
+ if (lang && strcmp(langs[idx], lang) == 0)
+ return INT_MAX - idx;
+ }
+ return 0;
+}
+
+/* Get the track wanted by the user.
+ * tid is the track ID requested by the user (-2: deselect, -1: default)
+ * lang is a string list, NULL is same as empty list
+ * Sort tracks based on the following criteria, and pick the first:
+ * 0) track matches tid (always wins)
+ * 1) track is external
+ * 1b) track was passed explicitly (is not an auto-loaded subtitle)
+ * 2) earlier match in lang list
+ * 3) track is marked default
+ * 4) lower track number
+ * If select_fallback is not set, 4) is only used to determine whether a
+ * matching track is preferred over another track. Otherwise, always pick a
+ * track (if nothing else matches, return the track with lowest ID).
+ */
+// Return whether t1 is preferred over t2
+static bool compare_track(struct track *t1, struct track *t2, char **langs)
+{
+ if (t1->is_external != t2->is_external)
+ return t1->is_external;
+ if (t1->auto_loaded != t2->auto_loaded)
+ return !t1->auto_loaded;
+ int l1 = match_lang(langs, t1->lang), l2 = match_lang(langs, t2->lang);
+ if (l1 != l2)
+ return l1 > l2;
+ if (t1->default_track != t2->default_track)
+ return t1->default_track;
+ if (t1->attached_picture != t2->attached_picture)
+ return !t1->attached_picture;
+ return t1->user_tid <= t2->user_tid;
+}
+static struct track *select_track(struct MPContext *mpctx,
+ enum stream_type type, int tid, char **langs)
+{
+ if (tid == -2)
+ return NULL;
+ bool select_fallback = type == STREAM_VIDEO || type == STREAM_AUDIO;
+ struct track *pick = NULL;
+ for (int n = 0; n < mpctx->num_tracks; n++) {
+ struct track *track = mpctx->tracks[n];
+ if (track->type != type)
+ continue;
+ if (track->user_tid == tid)
+ return track;
+ if (!pick || compare_track(track, pick, langs))
+ pick = track;
+ }
+ if (pick && !select_fallback && !pick->is_external
+ && !match_lang(langs, pick->lang) && !pick->default_track)
+ pick = NULL;
+ if (pick && pick->attached_picture && !mpctx->opts->audio_display)
+ pick = NULL;
+ return pick;
+}
+
+// Normally, video/audio/sub track selection is persistent across files. This
+// code resets track selection if the new file has a different track layout.
+static void check_previous_track_selection(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+
+ if (!mpctx->track_layout_hash)
+ return;
+
+ char *h = track_layout_hash(mpctx);
+ if (strcmp(h, mpctx->track_layout_hash) != 0) {
+ // Reset selection, but only if they're not "auto" or "off".
+ if (opts->video_id >= 0)
+ mpctx->opts->video_id = -1;
+ if (opts->audio_id >= 0)
+ mpctx->opts->audio_id = -1;
+ if (opts->sub_id >= 0)
+ mpctx->opts->sub_id = -1;
+ talloc_free(mpctx->track_layout_hash);
+ mpctx->track_layout_hash = NULL;
+ }
+ talloc_free(h);
+}
+
+static int read_keys(void *ctx, int fd)
+{
+ if (getch2(ctx))
+ return MP_INPUT_NOTHING;
+ return MP_INPUT_DEAD;
+}
+
+static void init_input(struct MPContext *mpctx)
+{
+ mpctx->input = mp_input_init(mpctx->global);
+ if (mpctx->opts->slave_mode)
+ mp_input_add_cmd_fd(mpctx->input, 0, USE_FD0_CMD_SELECT, MP_INPUT_SLAVE_CMD_FUNC, NULL);
+ else if (mpctx->opts->consolecontrols)
+ mp_input_add_key_fd(mpctx->input, 0, 1, read_keys, NULL, mpctx->input);
+ // Set the libstream interrupt callback
+ stream_set_interrupt_callback(mp_input_check_interrupt, mpctx->input);
+
+#ifdef CONFIG_COCOA
+ cocoa_set_input_context(mpctx->input);
+#endif
+}
+
+static void open_subtitles_from_options(struct MPContext *mpctx)
+{
+ // after reading video params we should load subtitles because
+ // we know fps so now we can adjust subtitle time to ~6 seconds AST
+ // check .sub
+ if (mpctx->opts->sub_name) {
+ for (int i = 0; mpctx->opts->sub_name[i] != NULL; ++i)
+ mp_add_subtitles(mpctx, mpctx->opts->sub_name[i]);
+ }
+ if (mpctx->opts->sub_auto) { // auto load sub file ...
+ char **tmp = find_text_subtitles(mpctx->opts, mpctx->filename);
+ int nsub = MP_TALLOC_ELEMS(tmp);
+ for (int i = 0; i < nsub; i++) {
+ char *filename = tmp[i];
+ for (int n = 0; n < mpctx->num_sources; n++) {
+ if (strcmp(mpctx->sources[n]->stream->url, filename) == 0)
+ goto skip;
+ }
+ struct track *track = mp_add_subtitles(mpctx, filename);
+ if (track)
+ track->auto_loaded = true;
+ skip:;
+ }
+ talloc_free(tmp);
+ }
+}
+
+static struct track *open_external_file(struct MPContext *mpctx, char *filename,
+ char *demuxer_name, int stream_cache,
+ enum stream_type filter)
+{
+ struct MPOpts *opts = mpctx->opts;
+ if (!filename)
+ return NULL;
+ char *disp_filename = filename;
+ if (strncmp(disp_filename, "memory://", 9) == 0)
+ disp_filename = "memory://"; // avoid noise
+ struct stream *stream = stream_open(filename, mpctx->opts);
+ if (!stream)
+ goto err_out;
+ stream_enable_cache_percent(&stream, stream_cache,
+ opts->stream_cache_def_size,
+ opts->stream_cache_min_percent,
+ opts->stream_cache_seek_min_percent);
+ struct demuxer_params params = {
+ .ass_library = mpctx->ass_library, // demux_libass requires it
+ };
+ struct demuxer *demuxer =
+ demux_open(stream, demuxer_name, &params, mpctx->opts);
+ if (!demuxer) {
+ free_stream(stream);
+ goto err_out;
+ }
+ struct track *first = NULL;
+ for (int n = 0; n < demuxer->num_streams; n++) {
+ struct sh_stream *sh = demuxer->streams[n];
+ if (sh->type == filter) {
+ struct track *t = add_stream_track(mpctx, sh, false);
+ t->is_external = true;
+ t->title = talloc_strdup(t, disp_filename);
+ t->external_filename = talloc_strdup(t, filename);
+ first = t;
+ }
+ }
+ if (!first) {
+ free_demuxer(demuxer);
+ free_stream(stream);
+ MP_WARN(mpctx, "No streams added from file %s.\n",
+ disp_filename);
+ goto err_out;
+ }
+ MP_TARRAY_APPEND(NULL, mpctx->sources, mpctx->num_sources, demuxer);
+ return first;
+
+err_out:
+ MP_ERR(mpctx, "Can not open external file %s.\n",
+ disp_filename);
+ return false;
+}
+
+static void open_audiofiles_from_options(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ open_external_file(mpctx, opts->audio_stream, opts->audio_demuxer_name,
+ opts->audio_stream_cache, STREAM_AUDIO);
+}
+
+struct track *mp_add_subtitles(struct MPContext *mpctx, char *filename)
+{
+ struct MPOpts *opts = mpctx->opts;
+ return open_external_file(mpctx, filename, opts->sub_demuxer_name, 0,
+ STREAM_SUB);
+}
+
+static void open_subtitles_from_resolve(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ struct mp_resolve_result *res = mpctx->resolve_result;
+ if (!res)
+ return;
+ for (int n = 0; n < res->num_subs; n++) {
+ struct mp_resolve_sub *sub = res->subs[n];
+ char *s = talloc_strdup(NULL, sub->url);
+ if (!s)
+ s = talloc_asprintf(NULL, "memory://%s", sub->data);
+ struct track *t =
+ open_external_file(mpctx, s, opts->sub_demuxer_name, 0, STREAM_SUB);
+ talloc_free(s);
+ if (t)
+ t->lang = talloc_strdup(t, sub->lang);
+ }
+}
+
+static void print_timeline(struct MPContext *mpctx)
+{
+ if (mpctx->timeline) {
+ int part_count = mpctx->num_timeline_parts;
+ MP_VERBOSE(mpctx, "Timeline contains %d parts from %d "
+ "sources. Total length %.3f seconds.\n", part_count,
+ mpctx->num_sources, mpctx->timeline[part_count].start);
+ MP_VERBOSE(mpctx, "Source files:\n");
+ for (int i = 0; i < mpctx->num_sources; i++)
+ MP_VERBOSE(mpctx, "%d: %s\n", i,
+ mpctx->sources[i]->filename);
+ MP_VERBOSE(mpctx, "Timeline parts: (number, start, "
+ "source_start, source):\n");
+ for (int i = 0; i < part_count; i++) {
+ struct timeline_part *p = mpctx->timeline + i;
+ MP_VERBOSE(mpctx, "%3d %9.3f %9.3f %p/%s\n", i, p->start,
+ p->source_start, p->source, p->source->filename);
+ }
+ MP_VERBOSE(mpctx, "END %9.3f\n",
+ mpctx->timeline[part_count].start);
+ }
+}
+
+static void add_subtitle_fonts_from_sources(struct MPContext *mpctx)
+{
+#ifdef CONFIG_ASS
+ if (mpctx->opts->ass_enabled) {
+ for (int j = 0; j < mpctx->num_sources; j++) {
+ struct demuxer *d = mpctx->sources[j];
+ for (int i = 0; i < d->num_attachments; i++) {
+ struct demux_attachment *att = d->attachments + i;
+ if (mpctx->opts->use_embedded_fonts && attachment_is_font(att))
+ ass_add_font(mpctx->ass_library, att->name, att->data,
+ att->data_size);
+ }
+ }
+ }
+#endif
+}
+
+static void init_sub_renderer(struct MPContext *mpctx)
+{
+#ifdef CONFIG_ASS
+ assert(!(mpctx->initialized_flags & INITIALIZED_LIBASS));
+ assert(!mpctx->osd->ass_renderer);
+
+ mpctx->osd->ass_renderer = ass_renderer_init(mpctx->osd->ass_library);
+ if (mpctx->osd->ass_renderer) {
+ mp_ass_configure_fonts(mpctx->osd->ass_renderer,
+ mpctx->opts->sub_text_style);
+ }
+ mpctx->initialized_flags |= INITIALIZED_LIBASS;
+#endif
+}
+
+static struct mp_resolve_result *resolve_url(const char *filename,
+ struct MPOpts *opts)
+{
+ if (!mp_is_url(bstr0(filename)))
+ return NULL;
+#if defined(CONFIG_LIBQUVI) || defined(CONFIG_LIBQUVI9)
+ return mp_resolve_quvi(filename, opts);
+#else
+ return NULL;
+#endif
+}
+
+static void print_resolve_contents(struct mp_log *log,
+ struct mp_resolve_result *res)
+{
+ mp_msg_log(log, MSGL_V, "Resolve:\n");
+ mp_msg_log(log, MSGL_V, " title: %s\n", res->title);
+ mp_msg_log(log, MSGL_V, " url: %s\n", res->url);
+ for (int n = 0; n < res->num_srcs; n++) {
+ mp_msg_log(log, MSGL_V, " source %d:\n", n);
+ if (res->srcs[n]->url)
+ mp_msg_log(log, MSGL_V, " url: %s\n", res->srcs[n]->url);
+ if (res->srcs[n]->encid)
+ mp_msg_log(log, MSGL_V, " encid: %s\n", res->srcs[n]->encid);
+ }
+ for (int n = 0; n < res->num_subs; n++) {
+ mp_msg_log(log, MSGL_V, " subtitle %d:\n", n);
+ if (res->subs[n]->url)
+ mp_msg_log(log, MSGL_V, " url: %s\n", res->subs[n]->url);
+ if (res->subs[n]->lang)
+ mp_msg_log(log, MSGL_V, " lang: %s\n", res->subs[n]->lang);
+ if (res->subs[n]->data) {
+ mp_msg_log(log, MSGL_V, " data: %zd bytes\n",
+ strlen(res->subs[n]->data));
+ }
+ }
+ if (res->playlist) {
+ mp_msg_log(log, MSGL_V, " playlist with %d entries\n",
+ playlist_entry_count(res->playlist));
+ }
+}
+
+// Waiting for the slave master to send us a new file to play.
+static void idle_loop(struct MPContext *mpctx)
+{
+ // ================= idle loop (STOP state) =========================
+ bool need_reinit = true;
+ while (mpctx->opts->player_idle_mode && !mpctx->playlist->current
+ && mpctx->stop_play != PT_QUIT)
+ {
+ if (need_reinit)
+ handle_force_window(mpctx, true);
+ need_reinit = false;
+ int uninit = INITIALIZED_AO;
+ if (!mpctx->opts->force_vo)
+ uninit |= INITIALIZED_VO;
+ uninit_player(mpctx, uninit);
+ handle_force_window(mpctx, false);
+ if (mpctx->video_out)
+ vo_check_events(mpctx->video_out);
+ update_osd_msg(mpctx);
+ handle_osd_redraw(mpctx);
+ mp_cmd_t *cmd = mp_input_get_cmd(mpctx->input,
+ get_wakeup_period(mpctx) * 1000,
+ false);
+ if (cmd)
+ run_command(mpctx, cmd);
+ mp_cmd_free(cmd);
+ mp_flush_events(mpctx);
+ }
+}
+
+static void stream_dump(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ char *filename = opts->stream_dump;
+ stream_t *stream = mpctx->stream;
+ assert(stream && filename);
+
+ stream_set_capture_file(stream, filename);
+
+ while (mpctx->stop_play == KEEP_PLAYING && !stream->eof) {
+ if (!opts->quiet && ((stream->pos / (1024 * 1024)) % 2) == 1) {
+ uint64_t pos = stream->pos - stream->start_pos;
+ uint64_t end = stream->end_pos - stream->start_pos;
+ char *line = talloc_asprintf(NULL, "Dumping %lld/%lld...",
+ (long long int)pos, (long long int)end);
+ write_status_line(mpctx, line);
+ talloc_free(line);
+ }
+ stream_fill_buffer(stream);
+ for (;;) {
+ mp_cmd_t *cmd = mp_input_get_cmd(mpctx->input, 0, false);
+ if (!cmd)
+ break;
+ run_command(mpctx, cmd);
+ talloc_free(cmd);
+ }
+ }
+}
+
+// Replace the current playlist entry with playlist contents. Moves the entries
+// from the given playlist pl, so the entries don't actually need to be copied.
+static void transfer_playlist(struct MPContext *mpctx, struct playlist *pl)
+{
+ if (mpctx->demuxer->playlist->first) {
+ playlist_transfer_entries(mpctx->playlist, mpctx->demuxer->playlist);
+ if (mpctx->playlist->current)
+ playlist_remove(mpctx->playlist, mpctx->playlist->current);
+ } else {
+ MP_WARN(mpctx, "Empty playlist!\n");
+ }
+}
+
+// Start playing the current playlist entry.
+// Handle initialization and deinitialization.
+static void play_current_file(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ double playback_start = -1e100;
+
+ mpctx->initialized_flags |= INITIALIZED_PLAYBACK;
+
+ mp_notify(mpctx, MP_EVENT_START_FILE, NULL);
+ mp_flush_events(mpctx);
+
+ mpctx->stop_play = 0;
+ mpctx->filename = NULL;
+ mpctx->shown_aframes = 0;
+ mpctx->shown_vframes = 0;
+
+ if (mpctx->playlist->current)
+ mpctx->filename = mpctx->playlist->current->filename;
+
+ if (!mpctx->filename)
+ goto terminate_playback;
+
+#ifdef CONFIG_ENCODING
+ encode_lavc_discontinuity(mpctx->encode_lavc_ctx);
+#endif
+
+ mpctx->add_osd_seek_info &= OSD_SEEK_INFO_EDITION;
+
+ if (opts->reset_options) {
+ for (int n = 0; opts->reset_options[n]; n++) {
+ const char *opt = opts->reset_options[n];
+ if (opt[0]) {
+ if (strcmp(opt, "all") == 0) {
+ m_config_backup_all_opts(mpctx->mconfig);
+ } else {
+ m_config_backup_opt(mpctx->mconfig, opt);
+ }
+ }
+ }
+ }
+
+ load_per_protocol_config(mpctx->mconfig, mpctx->filename);
+ load_per_extension_config(mpctx->mconfig, mpctx->filename);
+ load_per_file_config(mpctx->mconfig, mpctx->filename, opts->use_filedir_conf);
+
+ if (opts->vo.video_driver_list)
+ load_per_output_config(mpctx->mconfig, PROFILE_CFG_VO,
+ opts->vo.video_driver_list[0].name);
+ if (opts->audio_driver_list)
+ load_per_output_config(mpctx->mconfig, PROFILE_CFG_AO,
+ opts->audio_driver_list[0].name);
+
+ if (opts->position_resume)
+ load_playback_resume(mpctx->mconfig, mpctx->filename);
+
+ load_per_file_options(mpctx->mconfig, mpctx->playlist->current->params,
+ mpctx->playlist->current->num_params);
+
+ // We must enable getch2 here to be able to interrupt network connection
+ // or cache filling
+ if (opts->consolecontrols && !opts->slave_mode) {
+ if (mpctx->initialized_flags & INITIALIZED_GETCH2)
+ MP_WARN(mpctx, "WARNING: getch2_init called twice!\n");
+ else
+ getch2_enable(); // prepare stdin for hotkeys...
+ mpctx->initialized_flags |= INITIALIZED_GETCH2;
+ MP_DBG(mpctx, "\n[[[init getch2]]]\n");
+ }
+
+#ifdef CONFIG_ASS
+ if (opts->ass_style_override)
+ ass_set_style_overrides(mpctx->ass_library, opts->ass_force_style_list);
+#endif
+
+ MP_INFO(mpctx, "Playing: %s\n", mpctx->filename);
+
+ //============ Open & Sync STREAM --- fork cache2 ====================
+
+ assert(mpctx->stream == NULL);
+ assert(mpctx->demuxer == NULL);
+ assert(mpctx->sh_audio == NULL);
+ assert(mpctx->sh_video == NULL);
+ assert(mpctx->sh_sub == NULL);
+
+ char *stream_filename = mpctx->filename;
+ mpctx->resolve_result = resolve_url(stream_filename, opts);
+ if (mpctx->resolve_result) {
+ print_resolve_contents(mpctx->log, mpctx->resolve_result);
+ if (mpctx->resolve_result->playlist) {
+ transfer_playlist(mpctx, mpctx->resolve_result->playlist);
+ goto terminate_playback;
+ }
+ stream_filename = mpctx->resolve_result->url;
+ }
+ mpctx->stream = stream_open(stream_filename, opts);
+ if (!mpctx->stream) { // error...
+ demux_was_interrupted(mpctx);
+ goto terminate_playback;
+ }
+ mpctx->initialized_flags |= INITIALIZED_STREAM;
+
+ mpctx->stream->start_pos += opts->seek_to_byte;
+
+ if (opts->stream_dump && opts->stream_dump[0]) {
+ stream_dump(mpctx);
+ goto terminate_playback;
+ }
+
+ // CACHE2: initial prefill: 20% later: 5% (should be set by -cacheopts)
+ int res = stream_enable_cache_percent(&mpctx->stream,
+ opts->stream_cache_size,
+ opts->stream_cache_def_size,
+ opts->stream_cache_min_percent,
+ opts->stream_cache_seek_min_percent);
+ if (res == 0)
+ if (demux_was_interrupted(mpctx))
+ goto terminate_playback;
+
+ stream_set_capture_file(mpctx->stream, opts->stream_capture);
+
+#ifdef CONFIG_DVBIN
+goto_reopen_demuxer: ;
+#endif
+
+ //============ Open DEMUXERS --- DETECT file type =======================
+
+ mpctx->audio_delay = opts->audio_delay;
+
+ mpctx->demuxer = demux_open(mpctx->stream, opts->demuxer_name, NULL, opts);
+ mpctx->master_demuxer = mpctx->demuxer;
+ if (!mpctx->demuxer) {
+ MP_ERR(mpctx, "Failed to recognize file format.\n");
+ goto terminate_playback;
+ }
+
+ MP_TARRAY_APPEND(NULL, mpctx->sources, mpctx->num_sources, mpctx->demuxer);
+
+ mpctx->initialized_flags |= INITIALIZED_DEMUXER;
+
+ if (mpctx->demuxer->playlist) {
+ if (mpctx->demuxer->stream->safe_origin || opts->load_unsafe_playlists) {
+ transfer_playlist(mpctx, mpctx->demuxer->playlist);
+ } else {
+ MP_ERR(mpctx, "\nThis looks like a playlist, but playlist support "
+ "will not be used automatically.\nThe main problem with "
+ "playlist safety is that playlist entries can be arbitrary,\n"
+ "and an attacker could make mpv poke around in your local "
+ "filesystem or network.\nUse --playlist=file or the "
+ "--load-unsafe-playlists option to load them anyway.\n");
+ }
+ goto terminate_playback;
+ }
+
+ if (mpctx->demuxer->matroska_data.ordered_chapters)
+ build_ordered_chapter_timeline(mpctx);
+
+ if (mpctx->demuxer->type == DEMUXER_TYPE_EDL)
+ build_edl_timeline(mpctx);
+
+ if (mpctx->demuxer->type == DEMUXER_TYPE_CUE)
+ build_cue_timeline(mpctx);
+
+ print_timeline(mpctx);
+
+ if (mpctx->timeline) {
+ // With Matroska, the "master" file usually dictates track layout etc.
+ // On the contrary, the EDL and CUE demuxers are empty wrappers, as
+ // well as Matroska ordered chapter playlist-like files.
+ for (int n = 0; n < mpctx->num_timeline_parts; n++) {
+ if (mpctx->timeline[n].source == mpctx->demuxer)
+ goto main_is_ok;
+ }
+ mpctx->demuxer = mpctx->timeline[0].source;
+ main_is_ok: ;
+ }
+ add_dvd_tracks(mpctx);
+ add_demuxer_tracks(mpctx, mpctx->demuxer);
+
+ mpctx->timeline_part = 0;
+ if (mpctx->timeline)
+ timeline_set_part(mpctx, mpctx->timeline_part, true);
+
+ add_subtitle_fonts_from_sources(mpctx);
+ // libass seems to misbehave if fonts are changed while a renderer
+ // exists, so we (re)create the renderer after fonts are set.
+ init_sub_renderer(mpctx);
+
+ open_subtitles_from_options(mpctx);
+ open_subtitles_from_resolve(mpctx);
+ open_audiofiles_from_options(mpctx);
+
+ check_previous_track_selection(mpctx);
+
+ mpctx->current_track[STREAM_VIDEO] =
+ select_track(mpctx, STREAM_VIDEO, mpctx->opts->video_id, NULL);
+ mpctx->current_track[STREAM_AUDIO] =
+ select_track(mpctx, STREAM_AUDIO, mpctx->opts->audio_id,
+ mpctx->opts->audio_lang);
+ mpctx->current_track[STREAM_SUB] =
+ select_track(mpctx, STREAM_SUB, mpctx->opts->sub_id,
+ mpctx->opts->sub_lang);
+
+ demux_info_print(mpctx->master_demuxer);
+ print_file_properties(mpctx, mpctx->filename);
+
+ preselect_demux_streams(mpctx);
+
+#ifdef CONFIG_ENCODING
+ if (mpctx->encode_lavc_ctx && mpctx->current_track[STREAM_VIDEO])
+ encode_lavc_expect_stream(mpctx->encode_lavc_ctx, AVMEDIA_TYPE_VIDEO);
+ if (mpctx->encode_lavc_ctx && mpctx->current_track[STREAM_AUDIO])
+ encode_lavc_expect_stream(mpctx->encode_lavc_ctx, AVMEDIA_TYPE_AUDIO);
+#endif
+
+ reinit_video_chain(mpctx);
+ reinit_audio_chain(mpctx);
+ reinit_subs(mpctx);
+
+ //================ SETUP STREAMS ==========================
+
+ if (opts->force_fps && mpctx->sh_video) {
+ mpctx->sh_video->fps = opts->force_fps;
+ MP_INFO(mpctx, "FPS forced to be %5.3f.\n", mpctx->sh_video->fps);
+ }
+
+ //==================== START PLAYING =======================
+
+ if (!mpctx->sh_video && !mpctx->sh_audio) {
+ MP_FATAL(mpctx, "No video or audio streams selected.\n");
+#ifdef CONFIG_DVBIN
+ if (mpctx->stream->type == STREAMTYPE_DVB) {
+ int dir;
+ int v = mpctx->last_dvb_step;
+ if (v > 0)
+ dir = DVB_CHANNEL_HIGHER;
+ else
+ dir = DVB_CHANNEL_LOWER;
+
+ if (dvb_step_channel(mpctx->stream, dir)) {
+ mpctx->stop_play = PT_NEXT_ENTRY;
+ mpctx->dvbin_reopen = 1;
+ }
+ }
+#endif
+ goto terminate_playback;
+ }
+
+ MP_VERBOSE(mpctx, "Starting playback...\n");
+
+ mpctx->drop_frame_cnt = 0;
+ mpctx->dropped_frames = 0;
+ mpctx->max_frames = opts->play_frames;
+
+ if (mpctx->max_frames == 0) {
+ mpctx->stop_play = PT_NEXT_ENTRY;
+ goto terminate_playback;
+ }
+
+ mpctx->time_frame = 0;
+ mpctx->drop_message_shown = 0;
+ mpctx->restart_playback = true;
+ mpctx->video_pts = 0;
+ mpctx->last_vo_pts = MP_NOPTS_VALUE;
+ mpctx->last_seek_pts = 0;
+ mpctx->playback_pts = MP_NOPTS_VALUE;
+ mpctx->hrseek_active = false;
+ mpctx->hrseek_framedrop = false;
+ mpctx->step_frames = 0;
+ mpctx->backstep_active = false;
+ mpctx->total_avsync_change = 0;
+ mpctx->last_chapter_seek = -2;
+ mpctx->playing_msg_shown = false;
+ mpctx->paused = false;
+ mpctx->paused_for_cache = false;
+ mpctx->seek = (struct seek_params){ 0 };
+
+ // If there's a timeline force an absolute seek to initialize state
+ double startpos = rel_time_to_abs(mpctx, opts->play_start, -1);
+ if (startpos != -1 || mpctx->timeline) {
+ queue_seek(mpctx, MPSEEK_ABSOLUTE, startpos, 0);
+ execute_queued_seek(mpctx);
+ }
+ if (startpos == -1 && mpctx->resolve_result &&
+ mpctx->resolve_result->start_time > 0)
+ {
+ queue_seek(mpctx, MPSEEK_ABSOLUTE, mpctx->resolve_result->start_time, 0);
+ execute_queued_seek(mpctx);
+ }
+ if (opts->chapterrange[0] > 0) {
+ if (mp_seek_chapter(mpctx, opts->chapterrange[0] - 1))
+ execute_queued_seek(mpctx);
+ }
+
+ get_relative_time(mpctx); // reset current delta
+
+ if (mpctx->opts->pause)
+ pause_player(mpctx);
+
+ playback_start = mp_time_sec();
+ mpctx->error_playing = false;
+ while (!mpctx->stop_play)
+ run_playloop(mpctx);
+
+ MP_VERBOSE(mpctx, "EOF code: %d \n", mpctx->stop_play);
+
+#ifdef CONFIG_DVBIN
+ if (mpctx->dvbin_reopen) {
+ mpctx->stop_play = 0;
+ uninit_player(mpctx, INITIALIZED_ALL - (INITIALIZED_STREAM | INITIALIZED_GETCH2 | (opts->fixed_vo ? INITIALIZED_VO : 0)));
+ mpctx->dvbin_reopen = 0;
+ goto goto_reopen_demuxer;
+ }
+#endif
+
+terminate_playback: // don't jump here after ao/vo/getch initialization!
+
+ if (mpctx->stop_play == KEEP_PLAYING)
+ mpctx->stop_play = AT_END_OF_FILE;
+
+ if (opts->position_save_on_quit && mpctx->stop_play == PT_QUIT)
+ mp_write_watch_later_conf(mpctx);
+
+ if (mpctx->step_frames)
+ opts->pause = 1;
+
+ MP_INFO(mpctx, "\n");
+
+ // time to uninit all, except global stuff:
+ int uninitialize_parts = INITIALIZED_ALL;
+ if (opts->fixed_vo)
+ uninitialize_parts -= INITIALIZED_VO;
+ if ((opts->gapless_audio && mpctx->stop_play == AT_END_OF_FILE) ||
+ mpctx->encode_lavc_ctx)
+ uninitialize_parts -= INITIALIZED_AO;
+ uninit_player(mpctx, uninitialize_parts);
+
+ // xxx handle this as INITIALIZED_CONFIG?
+ if (mpctx->stop_play != PT_RESTART)
+ m_config_restore_backups(mpctx->mconfig);
+
+ mpctx->filename = NULL;
+ talloc_free(mpctx->resolve_result);
+ mpctx->resolve_result = NULL;
+
+ // Played/paused for longer than 3 seconds -> ok
+ bool playback_short = mpctx->stop_play == AT_END_OF_FILE &&
+ (playback_start < 0 || mp_time_sec() - playback_start < 3.0);
+ bool init_failed = mpctx->stop_play == AT_END_OF_FILE &&
+ (mpctx->shown_aframes == 0 && mpctx->shown_vframes == 0);
+ if (mpctx->playlist->current && !mpctx->playlist->current_was_replaced) {
+ mpctx->playlist->current->playback_short = playback_short;
+ mpctx->playlist->current->init_failed = init_failed;
+ }
+
+ mp_notify(mpctx, MP_EVENT_TRACKS_CHANGED, NULL);
+ mp_notify(mpctx, MP_EVENT_END_FILE, NULL);
+ mp_flush_events(mpctx);
+}
+
+// Determine the next file to play. Note that if this function returns non-NULL,
+// it can have side-effects and mutate mpctx.
+// direction: -1 (previous) or +1 (next)
+// force: if true, don't skip playlist entries marked as failed
+struct playlist_entry *mp_next_file(struct MPContext *mpctx, int direction,
+ bool force)
+{
+ struct playlist_entry *next = playlist_get_next(mpctx->playlist, direction);
+ if (next && direction < 0 && !force) {
+ // Don't jump to files that would immediately go to next file anyway
+ while (next && next->playback_short)
+ next = next->prev;
+ // Always allow jumping to first file
+ if (!next && mpctx->opts->loop_times < 0)
+ next = mpctx->playlist->first;
+ }
+ if (!next && mpctx->opts->loop_times >= 0) {
+ if (direction > 0) {
+ if (mpctx->opts->shuffle)
+ playlist_shuffle(mpctx->playlist);
+ next = mpctx->playlist->first;
+ if (next && mpctx->opts->loop_times > 1) {
+ mpctx->opts->loop_times--;
+ if (mpctx->opts->loop_times == 1)
+ mpctx->opts->loop_times = -1;
+ }
+ } else {
+ next = mpctx->playlist->last;
+ // Don't jump to files that would immediately go to next file anyway
+ while (next && next->playback_short)
+ next = next->prev;
+ }
+ if (!force && next && next->init_failed) {
+ // Don't endless loop if no file in playlist is playable
+ bool all_failed = true;
+ struct playlist_entry *cur;
+ for (cur = mpctx->playlist->first; cur; cur = cur->next) {
+ all_failed &= cur->init_failed;
+ if (!all_failed)
+ break;
+ }
+ if (all_failed)
+ next = NULL;
+ }
+ }
+ return next;
+}
+
+// Play all entries on the playlist, starting from the current entry.
+// Return if all done.
+static void play_files(struct MPContext *mpctx)
+{
+ mpctx->quit_player_rc = EXIT_NONE;
+ for (;;) {
+ idle_loop(mpctx);
+ if (mpctx->stop_play == PT_QUIT)
+ break;
+
+ mpctx->error_playing = true;
+ play_current_file(mpctx);
+ if (mpctx->error_playing) {
+ if (!mpctx->quit_player_rc) {
+ mpctx->quit_player_rc = EXIT_NOTPLAYED;
+ } else if (mpctx->quit_player_rc == EXIT_PLAYED) {
+ mpctx->quit_player_rc = EXIT_SOMENOTPLAYED;
+ }
+ } else if (mpctx->quit_player_rc == EXIT_NOTPLAYED) {
+ mpctx->quit_player_rc = EXIT_SOMENOTPLAYED;
+ } else {
+ mpctx->quit_player_rc = EXIT_PLAYED;
+ }
+ if (mpctx->stop_play == PT_QUIT)
+ break;
+
+ if (!mpctx->stop_play || mpctx->stop_play == AT_END_OF_FILE)
+ mpctx->stop_play = PT_NEXT_ENTRY;
+
+ struct playlist_entry *new_entry = NULL;
+
+ if (mpctx->stop_play == PT_NEXT_ENTRY) {
+ new_entry = mp_next_file(mpctx, +1, false);
+ } else if (mpctx->stop_play == PT_CURRENT_ENTRY) {
+ new_entry = mpctx->playlist->current;
+ } else if (mpctx->stop_play == PT_RESTART) {
+ // The same as PT_CURRENT_ENTRY, unless we decide that the current
+ // playlist entry can be removed during playback.
+ new_entry = mpctx->playlist->current;
+ } else { // PT_STOP
+ playlist_clear(mpctx->playlist);
+ }
+
+ mpctx->playlist->current = new_entry;
+ mpctx->playlist->current_was_replaced = false;
+ mpctx->stop_play = 0;
+
+ if (!mpctx->playlist->current && !mpctx->opts->player_idle_mode)
+ break;
+ }
+}
+
+// Abort current playback and set the given entry to play next.
+// e must be on the mpctx->playlist.
+void mp_set_playlist_entry(struct MPContext *mpctx, struct playlist_entry *e)
+{
+ assert(playlist_entry_to_index(mpctx->playlist, e) >= 0);
+ mpctx->playlist->current = e;
+ mpctx->playlist->current_was_replaced = false;
+ mpctx->stop_play = PT_CURRENT_ENTRY;
+}
+
+void mp_print_version(int always)
+{
+ int v = always ? MSGL_INFO : MSGL_V;
+ mp_msg(MSGT_CPLAYER, v,
+ "%s (C) 2000-2013 mpv/MPlayer/mplayer2 projects\n built on %s\n", mplayer_version, mplayer_builddate);
+ print_libav_versions(v);
+ mp_msg(MSGT_CPLAYER, v, "\n");
+}
+
+static bool handle_help_options(struct MPContext *mpctx)
+{
+ struct MPOpts *opts = mpctx->opts;
+ int opt_exit = 0;
+ if (opts->audio_decoders && strcmp(opts->audio_decoders, "help") == 0) {
+ struct mp_decoder_list *list = mp_audio_decoder_list();
+ mp_print_decoders(MSGT_CPLAYER, MSGL_INFO, "Audio decoders:", list);
+ talloc_free(list);
+ opt_exit = 1;
+ }
+ if (opts->video_decoders && strcmp(opts->video_decoders, "help") == 0) {
+ struct mp_decoder_list *list = mp_video_decoder_list();
+ mp_print_decoders(MSGT_CPLAYER, MSGL_INFO, "Video decoders:", list);
+ talloc_free(list);
+ opt_exit = 1;
+ }
+#ifdef CONFIG_X11
+ if (opts->vo.fstype_list && strcmp(opts->vo.fstype_list[0], "help") == 0) {
+ fstype_help();
+ mp_msg(MSGT_FIXME, MSGL_FIXME, "\n");
+ opt_exit = 1;
+ }
+#endif
+ if ((opts->demuxer_name && strcmp(opts->demuxer_name, "help") == 0) ||
+ (opts->audio_demuxer_name && strcmp(opts->audio_demuxer_name, "help") == 0) ||
+ (opts->sub_demuxer_name && strcmp(opts->sub_demuxer_name, "help") == 0)) {
+ demuxer_help();
+ MP_INFO(mpctx, "\n");
+ opt_exit = 1;
+ }
+ if (opts->list_properties) {
+ property_print_help();
+ opt_exit = 1;
+ }
+#ifdef CONFIG_ENCODING
+ if (encode_lavc_showhelp(mpctx->opts))
+ opt_exit = 1;
+#endif
+ return opt_exit;
+}
+
+#ifdef PTW32_STATIC_LIB
+static void detach_ptw32(void)
+{
+ pthread_win32_thread_detach_np();
+ pthread_win32_process_detach_np();
+}
+#endif
+
+static void osdep_preinit(int *p_argc, char ***p_argv)
+{
+ char *enable_talloc = getenv("MPV_LEAK_REPORT");
+ if (*p_argc > 1 && (strcmp((*p_argv)[1], "-leak-report") == 0 ||
+ strcmp((*p_argv)[1], "--leak-report") == 0))
+ enable_talloc = "1";
+ if (enable_talloc && strcmp(enable_talloc, "1") == 0)
+ talloc_enable_leak_report();
+
+#ifdef __MINGW32__
+ mp_get_converted_argv(p_argc, p_argv);
+#endif
+
+#ifdef PTW32_STATIC_LIB
+ pthread_win32_process_attach_np();
+ pthread_win32_thread_attach_np();
+ atexit(detach_ptw32);
+#endif
+
+#if defined(__MINGW32__) || defined(__CYGWIN__)
+ // stop Windows from showing all kinds of annoying error dialogs
+ SetErrorMode(0x8003);
+#endif
+
+ load_termcap(NULL); // load key-codes
+
+ mp_time_init();
+}
+
+/* This preprocessor directive is a hack to generate a mplayer-nomain.o object
+ * file for some tools to link against. */
+#ifndef DISABLE_MAIN
+static int mpv_main(int argc, char *argv[])
+{
+ osdep_preinit(&argc, &argv);
+
+ if (argc >= 1) {
+ argc--;
+ argv++;
+ }
+
+ struct MPContext *mpctx = talloc(NULL, MPContext);
+ *mpctx = (struct MPContext){
+ .last_dvb_step = 1,
+ .terminal_osd_text = talloc_strdup(mpctx, ""),
+ .playlist = talloc_struct(mpctx, struct playlist, {0}),
+ };
+
+ // Create the config context and register the options
+ mpctx->mconfig = m_config_new(mpctx, sizeof(struct MPOpts),
+ &mp_default_opts, mp_opts);
+ mpctx->opts = mpctx->mconfig->optstruct;
+ mpctx->mconfig->includefunc = cfg_include;
+ mpctx->mconfig->use_profiles = true;
+
+ struct MPOpts *opts = mpctx->opts;
+
+
+ mpctx->global = talloc_zero(mpctx, struct mpv_global);
+ mpctx->global->opts = opts;
+
+ // Nothing must call mp_msg() before this
+ mp_msg_init(mpctx->global);
+ mpctx->log = mp_log_new(mpctx, mpctx->global->log, "!cplayer");
+
+ init_libav();
+ GetCpuCaps(&gCpuCaps);
+ screenshot_init(mpctx);
+ mpctx->mixer = mixer_init(mpctx, opts);
+ command_init(mpctx);
+
+ // Preparse the command line
+ m_config_preparse_command_line(mpctx->mconfig, argc, argv);
+
+ mp_print_version(false);
+
+ if (!parse_cfgfiles(mpctx, mpctx->mconfig))
+ exit_player(mpctx, EXIT_ERROR);
+
+ int r = m_config_parse_mp_command_line(mpctx->mconfig, mpctx->playlist,
+ argc, argv);
+ if (r < 0) {
+ if (r <= M_OPT_EXIT) {
+ exit_player(mpctx, EXIT_NONE);
+ } else {
+ exit_player(mpctx, EXIT_ERROR);
+ }
+ }
+
+ if (handle_help_options(mpctx))
+ exit_player(mpctx, EXIT_NONE);
+
+ MP_VERBOSE(mpctx, "Configuration: " CONFIGURATION "\n");
+ MP_VERBOSE(mpctx, "Command line:");
+ for (int i = 0; i < argc; i++)
+ MP_VERBOSE(mpctx, " '%s'", argv[i]);
+ MP_VERBOSE(mpctx, "\n");
+
+ if (!mpctx->playlist->first && !opts->player_idle_mode) {
+ mp_print_version(true);
+ MP_INFO(mpctx, "%s", mp_gtext(mp_help_text));
+ exit_player(mpctx, EXIT_NONE);
+ }
+
+#ifdef CONFIG_PRIORITY
+ set_priority();
+#endif
+
+ init_input(mpctx);
+
+#ifdef CONFIG_ENCODING
+ if (opts->encode_output.file && *opts->encode_output.file) {
+ mpctx->encode_lavc_ctx = encode_lavc_init(&opts->encode_output);
+ if(!mpctx->encode_lavc_ctx) {
+ mp_msg(MSGT_VO, MSGL_INFO, "Encoding initialization failed.");
+ exit_player(mpctx, EXIT_ERROR);
+ }
+ m_config_set_option0(mpctx->mconfig, "vo", "lavc");
+ m_config_set_option0(mpctx->mconfig, "ao", "lavc");
+ m_config_set_option0(mpctx->mconfig, "fixed-vo", "yes");
+ m_config_set_option0(mpctx->mconfig, "force-window", "no");
+ m_config_set_option0(mpctx->mconfig, "gapless-audio", "yes");
+ mp_input_enable_section(mpctx->input, "encode", MP_INPUT_EXCLUSIVE);
+ }
+#endif
+
+#ifdef CONFIG_ASS
+ mpctx->ass_library = mp_ass_init(opts);
+#else
+ MP_WARN(mpctx, "Compiled without libass.\n");
+ MP_WARN(mpctx, "There will be no OSD and no text subs.\n");
+#endif
+
+ mpctx->osd = osd_create(opts, mpctx->ass_library);
+
+ if (opts->force_vo) {
+ opts->fixed_vo = 1;
+ mpctx->video_out = init_best_video_out(mpctx->global, mpctx->input,
+ mpctx->encode_lavc_ctx);
+ if (!mpctx->video_out) {
+ MP_FATAL(mpctx, "Error opening/initializing "
+ "the selected video_out (-vo) device.\n");
+ exit_player(mpctx, EXIT_ERROR);
+ }
+ mpctx->mouse_cursor_visible = true;
+ mpctx->initialized_flags |= INITIALIZED_VO;
+ }
+
+#ifdef CONFIG_LUA
+ // Lua user scripts can call arbitrary functions. Load them at a point
+ // where this is safe.
+ mp_lua_init(mpctx);
+#endif
+
+ if (opts->shuffle)
+ playlist_shuffle(mpctx->playlist);
+
+ mpctx->playlist->current = mp_resume_playlist(mpctx->playlist, opts);
+ if (!mpctx->playlist->current)
+ mpctx->playlist->current = mpctx->playlist->first;
+
+ play_files(mpctx);
+
+ exit_player(mpctx, mpctx->stop_play == PT_QUIT ? EXIT_QUIT : mpctx->quit_player_rc);
+
+ return 1;
+}
+
+int main(int argc, char *argv[])
+{
+#ifdef CONFIG_COCOA
+ return cocoa_main(mpv_main, argc, argv);
+#else
+ return mpv_main(argc, argv);
+#endif
+}
+
+#endif /* DISABLE_MAIN */