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/*
* 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 <stddef.h>
#include <stdbool.h>
#include <assert.h>
#include "config.h"
#include "talloc.h"
#include "osdep/io.h"
#include "osdep/timer.h"
#include "common/msg.h"
#include "options/options.h"
#include "options/m_property.h"
#include "common/common.h"
#include "common/encode.h"
#include "common/playlist.h"
#include "input/input.h"
#include "audio/out/ao.h"
#include "demux/demux.h"
#include "stream/stream.h"
#include "video/out/vo.h"
#include "core.h"
#include "command.h"
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;
}
double rel_time_to_abs(struct MPContext *mpctx, struct m_rel_time t)
{
double length = get_time_length(mpctx);
double start = get_start_time(mpctx);
switch (t.type) {
case REL_TIME_ABSOLUTE:
return t.pos;
case REL_TIME_RELATIVE:
if (t.pos >= 0) {
return start + t.pos;
} else {
if (length != 0)
return MPMAX(start + length + t.pos, 0.0);
}
break;
case REL_TIME_PERCENT:
if (length != 0)
return start + length * (t.pos / 100.0);
break;
case REL_TIME_CHAPTER:
if (chapter_start_time(mpctx, t.pos) != MP_NOPTS_VALUE)
return chapter_start_time(mpctx, t.pos);
break;
}
return MP_NOPTS_VALUE;
}
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);
} else if (opts->play_length.type) {
double startpts = get_start_time(mpctx);
double start = rel_time_to_abs(mpctx, opts->play_start);
if (start == MP_NOPTS_VALUE)
start = startpts;
double length = rel_time_to_abs(mpctx, opts->play_length);
if (start != MP_NOPTS_VALUE && length != MP_NOPTS_VALUE)
return start + length;
}
return MP_NOPTS_VALUE;
}
// Time used to seek external tracks to.
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;
}
double get_start_time(struct MPContext *mpctx)
{
struct demuxer *demuxer = mpctx->demuxer;
if (!demuxer)
return 0;
// We reload the demuxer on menu transitions; don't make it use the first
// timestamp it finds as start PTS.
if (mpctx->nav_state)
return 0;
return demuxer_get_start_time(demuxer);
}
float 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 / 100.0);
}
return -1;
}
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;
}
void update_window_title(struct MPContext *mpctx, bool force)
{
if (!mpctx->video_out && !mpctx->ao) {
talloc_free(mpctx->last_window_title);
mpctx->last_window_title = NULL;
return;
}
char *title = mp_property_expand_string(mpctx, mpctx->opts->wintitle);
if (!mpctx->last_window_title || force ||
strcmp(title, mpctx->last_window_title) != 0)
{
talloc_free(mpctx->last_window_title);
mpctx->last_window_title = talloc_steal(mpctx, title);
if (mpctx->video_out) {
mpctx->video_out->window_title = talloc_strdup(mpctx->video_out, title);
vo_control(mpctx->video_out, VOCTRL_UPDATE_WINDOW_TITLE, title);
}
if (mpctx->ao) {
ao_control(mpctx->ao, AOCONTROL_UPDATE_STREAM_TITLE, title);
}
} else {
talloc_free(title);
}
}
void stream_dump(struct MPContext *mpctx)
{
struct MPOpts *opts = mpctx->opts;
char *filename = opts->stream_dump;
stream_t *stream = mpctx->stream;
assert(stream && filename);
int64_t size = 0;
stream_control(stream, STREAM_CTRL_GET_SIZE, &size);
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;
MP_MSG(mpctx, MSGL_STATUS, "Dumping %lld/%lld...",
(long long int)pos, (long long int)size);
}
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);
}
}
}
void merge_playlist_files(struct playlist *pl)
{
if (!pl->first)
return;
char *edl = talloc_strdup(NULL, "edl://");
for (struct playlist_entry *e = pl->first; e; e = e->next) {
if (e != pl->first)
edl = talloc_strdup_append_buffer(edl, ";");
// Escape if needed
if (e->filename[strcspn(e->filename, "=%,;\n")] ||
bstr_strip(bstr0(e->filename)).len != strlen(e->filename))
{
// %length%
edl = talloc_asprintf_append_buffer(edl, "%%%zd%%", strlen(e->filename));
}
edl = talloc_strdup_append_buffer(edl, e->filename);
}
playlist_clear(pl);
playlist_add_file(pl, edl);
talloc_free(edl);
}
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