diff options
Diffstat (limited to 'player/discnav.c')
-rw-r--r-- | player/discnav.c | 334 |
1 files changed, 0 insertions, 334 deletions
diff --git a/player/discnav.c b/player/discnav.c deleted file mode 100644 index 0b52fed479..0000000000 --- a/player/discnav.c +++ /dev/null @@ -1,334 +0,0 @@ -/* - * This file is part of mpv. - * - * mpv 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. - * - * mpv 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 mpv. If not, see <http://www.gnu.org/licenses/>. - */ - -#include <limits.h> -#include <pthread.h> -#include <assert.h> - -#include "core.h" -#include "command.h" - -#include "common/msg.h" -#include "common/common.h" -#include "input/input.h" - -#include "stream/discnav.h" - -#include "sub/dec_sub.h" -#include "sub/osd.h" - -#include "video/mp_image.h" -#include "video/decode/dec_video.h" - -struct mp_nav_state { - struct mp_log *log; - - int nav_still_frame; - bool nav_eof; - bool nav_menu; - bool nav_draining; - - // Accessed by OSD (possibly separate thread) - // Protected by the given lock - pthread_mutex_t osd_lock; - int hi_visible; - int highlight[4]; // x0 y0 x1 y1 - int vidsize[2]; - int subsize[2]; - struct sub_bitmap *hi_elem; - struct sub_bitmap *overlays[2]; - struct sub_bitmap outputs[3]; -}; - -static inline bool is_valid_size(int size[2]) -{ - return size[0] >= 1 && size[1] >= 1; -} - -static void update_resolution(struct MPContext *mpctx) -{ - struct mp_nav_state *nav = mpctx->nav_state; - int size[2] = {0}; - if (mpctx->d_sub[0]) - sub_control(mpctx->d_sub[0], SD_CTRL_GET_RESOLUTION, size); - if (!is_valid_size(size)) { - struct mp_image_params vid = {0}; - if (mpctx->d_video) - vid = mpctx->d_video->decoder_output; - size[0] = vid.w; - size[1] = vid.h; - } - pthread_mutex_lock(&nav->osd_lock); - nav->vidsize[0] = size[0]; - nav->vidsize[1] = size[1]; - pthread_mutex_unlock(&nav->osd_lock); -} - -// Send update events and such. -static void update_state(struct MPContext *mpctx) -{ - mp_notify_property(mpctx, "disc-menu-active"); -} - -// Return 1 if in menu, 0 if in video, or <0 if no navigation possible. -int mp_nav_in_menu(struct MPContext *mpctx) -{ - return mpctx->nav_state ? mpctx->nav_state->nav_menu : -1; -} - -// Allocate state and enable navigation features. Must happen before -// initializing cache, because the cache would read data. Since stream_dvdnav is -// in a mode which skips all transitions on reading data (before enabling -// navigation), this would skip some menu screens. -void mp_nav_init(struct MPContext *mpctx) -{ - assert(!mpctx->nav_state); - - // dvdnav is interactive - if (mpctx->encode_lavc_ctx) - return; - - struct mp_nav_cmd inp = {MP_NAV_CMD_ENABLE}; - if (stream_control(mpctx->stream, STREAM_CTRL_NAV_CMD, &inp) < 1) - return; - - mpctx->nav_state = talloc_zero(NULL, struct mp_nav_state); - mpctx->nav_state->log = mp_log_new(mpctx->nav_state, mpctx->log, "discnav"); - pthread_mutex_init(&mpctx->nav_state->osd_lock, NULL); - - MP_VERBOSE(mpctx->nav_state, "enabling\n"); - - mp_input_enable_section(mpctx->input, "discnav", 0); - mp_input_set_section_mouse_area(mpctx->input, "discnav-menu", - INT_MIN, INT_MIN, INT_MAX, INT_MAX); - - update_state(mpctx); -} - -void mp_nav_reset(struct MPContext *mpctx) -{ - struct mp_nav_state *nav = mpctx->nav_state; - if (!nav) - return; - struct mp_nav_cmd inp = {MP_NAV_CMD_RESUME}; - stream_control(mpctx->stream, STREAM_CTRL_NAV_CMD, &inp); - osd_set_nav_highlight(mpctx->osd, NULL); - nav->hi_visible = 0; - nav->nav_menu = false; - nav->nav_draining = false; - nav->nav_still_frame = 0; - mp_input_disable_section(mpctx->input, "discnav-menu"); - stream_control(mpctx->stream, STREAM_CTRL_RESUME_CACHE, NULL); - update_state(mpctx); -} - -void mp_nav_destroy(struct MPContext *mpctx) -{ - osd_set_nav_highlight(mpctx->osd, NULL); - if (!mpctx->nav_state) - return; - mp_input_disable_section(mpctx->input, "discnav"); - mp_input_disable_section(mpctx->input, "discnav-menu"); - pthread_mutex_destroy(&mpctx->nav_state->osd_lock); - talloc_free(mpctx->nav_state); - mpctx->nav_state = NULL; - update_state(mpctx); -} - -void mp_nav_user_input(struct MPContext *mpctx, char *command) -{ - struct mp_nav_state *nav = mpctx->nav_state; - if (!nav) - return; - if (strcmp(command, "mouse_move") == 0) { - struct mp_image_params vid = {0}; - if (mpctx->d_video) - vid = mpctx->d_video->decoder_output; - struct mp_nav_cmd inp = {MP_NAV_CMD_MOUSE_POS}; - int x, y; - mp_input_get_mouse_pos(mpctx->input, &x, &y); - osd_coords_to_video(mpctx->osd, vid.w, vid.h, &x, &y); - inp.u.mouse_pos.x = x; - inp.u.mouse_pos.y = y; - stream_control(mpctx->stream, STREAM_CTRL_NAV_CMD, &inp); - } else { - struct mp_nav_cmd inp = {MP_NAV_CMD_MENU}; - inp.u.menu.action = command; - stream_control(mpctx->stream, STREAM_CTRL_NAV_CMD, &inp); - } -} - -void mp_handle_nav(struct MPContext *mpctx) -{ - struct mp_nav_state *nav = mpctx->nav_state; - if (!nav) - return; - while (1) { - struct mp_nav_event *ev = NULL; - stream_control(mpctx->stream, STREAM_CTRL_GET_NAV_EVENT, &ev); - if (!ev) - break; - switch (ev->event) { - case MP_NAV_EVENT_DRAIN: { - nav->nav_draining = true; - MP_VERBOSE(nav, "drain requested\n"); - break; - } - case MP_NAV_EVENT_RESET_ALL: { - mpctx->stop_play = PT_RELOAD_DEMUXER; - MP_VERBOSE(nav, "reload\n"); - // return immediately. - // other events should be handled after reloaded. - talloc_free(ev); - return; - } - case MP_NAV_EVENT_RESET: { - nav->nav_still_frame = 0; - break; - } - case MP_NAV_EVENT_EOF: - nav->nav_eof = true; - break; - case MP_NAV_EVENT_STILL_FRAME: { - int len = ev->u.still_frame.seconds; - MP_VERBOSE(nav, "wait for %d seconds\n", len); - if (len > 0 && nav->nav_still_frame == 0) - nav->nav_still_frame = len; - break; - } - case MP_NAV_EVENT_MENU_MODE: - nav->nav_menu = ev->u.menu_mode.enable; - if (nav->nav_menu) { - mp_input_enable_section(mpctx->input, "discnav-menu", - MP_INPUT_ON_TOP); - } else { - mp_input_disable_section(mpctx->input, "discnav-menu"); - } - update_state(mpctx); - break; - case MP_NAV_EVENT_HIGHLIGHT: { - pthread_mutex_lock(&nav->osd_lock); - MP_VERBOSE(nav, "highlight: %d %d %d - %d %d\n", - ev->u.highlight.display, - ev->u.highlight.sx, ev->u.highlight.sy, - ev->u.highlight.ex, ev->u.highlight.ey); - nav->highlight[0] = ev->u.highlight.sx; - nav->highlight[1] = ev->u.highlight.sy; - nav->highlight[2] = ev->u.highlight.ex; - nav->highlight[3] = ev->u.highlight.ey; - nav->hi_visible = ev->u.highlight.display; - pthread_mutex_unlock(&nav->osd_lock); - update_resolution(mpctx); - osd_set_nav_highlight(mpctx->osd, mpctx); - break; - } - case MP_NAV_EVENT_OVERLAY: { - pthread_mutex_lock(&nav->osd_lock); - for (int i = 0; i < 2; i++) { - if (nav->overlays[i]) - talloc_free(nav->overlays[i]); - nav->overlays[i] = talloc_steal(nav, ev->u.overlay.images[i]); - } - pthread_mutex_unlock(&nav->osd_lock); - update_resolution(mpctx); - osd_set_nav_highlight(mpctx->osd, mpctx); - break; - } - default: ; // ignore - } - talloc_free(ev); - } - update_resolution(mpctx); - if (mpctx->stop_play == AT_END_OF_FILE) { - if (nav->nav_still_frame > 0) { - // gross hack - mpctx->time_frame += nav->nav_still_frame; - mpctx->playing_last_frame = true; - nav->nav_still_frame = -2; - } else if (nav->nav_still_frame == -2) { - struct mp_nav_cmd inp = {MP_NAV_CMD_SKIP_STILL}; - stream_control(mpctx->stream, STREAM_CTRL_NAV_CMD, &inp); - } - } - if (nav->nav_draining && mpctx->stop_play == AT_END_OF_FILE) { - MP_VERBOSE(nav, "execute drain\n"); - struct mp_nav_cmd inp = {MP_NAV_CMD_DRAIN_OK}; - stream_control(mpctx->stream, STREAM_CTRL_NAV_CMD, &inp); - nav->nav_draining = false; - stream_control(mpctx->stream, STREAM_CTRL_RESUME_CACHE, NULL); - } - // E.g. keep displaying still frames - if (mpctx->stop_play == AT_END_OF_FILE && !nav->nav_eof) - mpctx->stop_play = KEEP_PLAYING; -} - -// Render "fake" highlights, because using actual dvd sub highlight elements -// is too hard, and would require changes to libavcodec's dvdsub decoder. -// Note: a proper solution would introduce something like -// SD_CTRL_APPLY_DVDNAV, which would crop the vobsub frame, -// and apply the current CLUT. -void mp_nav_get_highlight(void *priv, struct mp_osd_res res, - struct sub_bitmaps *out_imgs) -{ - struct MPContext *mpctx = priv; - struct mp_nav_state *nav = mpctx->nav_state; - - pthread_mutex_lock(&nav->osd_lock); - - struct sub_bitmap *sub = nav->hi_elem; - if (!sub) - sub = talloc_zero(nav, struct sub_bitmap); - - nav->hi_elem = sub; - if (!is_valid_size(nav->vidsize)) { - pthread_mutex_unlock(&nav->osd_lock); - return; - } - int sizes[2] = {nav->vidsize[0], nav->vidsize[1]}; - if (sizes[0] != nav->subsize[0] || sizes[1] != nav->subsize[1]) { - talloc_free(sub->bitmap); - sub->bitmap = talloc_array(sub, uint32_t, sizes[0] * sizes[1]); - memset(sub->bitmap, 0x80, talloc_get_size(sub->bitmap)); - nav->subsize[0] = sizes[0]; - nav->subsize[1] = sizes[1]; - } - - out_imgs->num_parts = 0; - - if (nav->hi_visible) { - sub->x = nav->highlight[0]; - sub->y = nav->highlight[1]; - sub->w = MPCLAMP(nav->highlight[2] - sub->x, 0, sizes[0]); - sub->h = MPCLAMP(nav->highlight[3] - sub->y, 0, sizes[1]); - sub->stride = sub->w * 4; - if (sub->w > 0 && sub->h > 0) - nav->outputs[out_imgs->num_parts++] = *sub; - } - - if (nav->overlays[0]) - nav->outputs[out_imgs->num_parts++] = *nav->overlays[0]; - if (nav->overlays[1]) - nav->outputs[out_imgs->num_parts++] = *nav->overlays[1]; - - if (out_imgs->num_parts) { - out_imgs->parts = nav->outputs; - out_imgs->format = SUBBITMAP_RGBA; - osd_rescale_bitmaps(out_imgs, sizes[0], sizes[1], res, -1); - } - - pthread_mutex_unlock(&nav->osd_lock); -} |