static void reinit_subdec(struct MPContext *mpctx, struct track *track,
struct dec_sub *dec_sub)
{
struct MPOpts *opts = mpctx->opts;
if (sub_is_initialized(dec_sub))
return;
struct sh_video *sh_video =
mpctx->d_video ? mpctx->d_video->header->video : NULL;
int w = sh_video ? sh_video->disp_w : 0;
int h = sh_video ? sh_video->disp_h : 0;
float fps = sh_video ? sh_video->fps : 25;
init_sub_renderer(mpctx);
sub_set_video_res(dec_sub, w, h);
sub_set_video_fps(dec_sub, fps);
sub_set_ass_renderer(dec_sub, mpctx->ass_library, mpctx->ass_renderer,
&mpctx->ass_lock);
sub_init_from_sh(dec_sub, track->stream);
// 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 && !opts->sub_clear_on_seek) {
demux_seek(track->demuxer, 0, SEEK_ABSOLUTE);
track->preloaded = sub_read_all_packets(dec_sub, track->stream);
if (track->preloaded)
demux_stop_thread(track->demuxer);
}
}
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);
struct sh_stream *sh = mpctx->sh[STREAM_SUB];
// No track selected, or lazily added DVD track (will actually be created
// on first sub packet)
if (!sh)
return;
if (!sh->sub->dec_sub) {
assert(!mpctx->d_sub);
sh->sub->dec_sub = sub_create(mpctx->global);
}
assert(!mpctx->d_sub || sh->sub->dec_sub == mpctx->d_sub);
// The decoder is kept in the stream header in order to make ordered
// chapters work well.
mpctx->d_sub = sh->sub->dec_sub;
mpctx->initialized_flags |= INITIALIZED_SUB;
struct dec_sub *dec_sub = mpctx->d_sub;
assert(dec_sub);
if (!sub_is_initialized(dec_sub)) {
struct sh_video *sh_video =
mpctx->d_video ? mpctx->d_video->header->video : NULL;
int w = sh_video ? sh_video->disp_w : 0;
int h = sh_video ? sh_video->disp_h : 0;
float fps = sh_video ? 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->ass_library, mpctx->ass_renderer);
sub_init_from_sh(dec_sub, sh);
// 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);
}
}
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);
}