}
if (c->subtitle) {
- subtitle.reset (
- new SubtitleDecoder (
- this,
- c->subtitle,
- bind (&FFmpegDecoder::image_subtitles_during, this, _1, _2),
- bind (&FFmpegDecoder::text_subtitles_during, this, _1, _2)
- )
- );
+ subtitle.reset (new SubtitleDecoder (this, c->subtitle, log));
}
}
if (audio) {
decode_audio_packet ();
- audio->flush ();
}
}
bool
-FFmpegDecoder::pass (PassReason reason, bool accurate)
+FFmpegDecoder::pass ()
{
int r = av_read_frame (_format_context, &_packet);
int const si = _packet.stream_index;
shared_ptr<const FFmpegContent> fc = _ffmpeg_content;
- if (_video_stream && si == _video_stream.get() && !video->ignore() && (accurate || reason != PASS_REASON_SUBTITLE)) {
+ if (_video_stream && si == _video_stream.get() && !video->ignore()) {
decode_video_packet ();
} else if (fc->subtitle_stream() && fc->subtitle_stream()->uses_index (_format_context, si)) {
decode_subtitle_packet ();
- } else if (accurate || reason != PASS_REASON_SUBTITLE) {
+ } else {
decode_audio_packet ();
}
void
FFmpegDecoder::seek (ContentTime time, bool accurate)
{
- if (video) {
- video->seek (time, accurate);
- }
-
- if (audio) {
- audio->seek (time, accurate);
- }
-
- if (subtitle) {
- subtitle->seek (time, accurate);
- }
+ Decoder::seek (time, accurate);
/* If we are doing an `accurate' seek, we need to use pre-roll, as
we don't really know what the seek will give us.
}
if (ct < ContentTime()) {
- LOG_WARNING ("Crazy timestamp %s", to_string (ct));
+ LOG_WARNING ("Crazy timestamp %1", to_string (ct));
}
/* Give this data provided there is some, and its time is sane */
if (ct >= ContentTime() && data->frames() > 0) {
- audio->give (*stream, data, ct);
+ audio->emit (*stream, data, ct);
}
}
if (i->second != AV_NOPTS_VALUE) {
double const pts = i->second * av_q2d (_format_context->streams[_video_stream.get()]->time_base) + _pts_offset.seconds ();
- video->give (
+ video->emit (
shared_ptr<ImageProxy> (new RawImageProxy (image)),
llrint (pts * _ffmpeg_content->active_video_frame_rate ())
);
FFmpegSubtitlePeriod sub_period = subtitle_period (sub);
ContentTimePeriod period;
period.from = sub_period.from + _pts_offset;
- if (sub_period.to) {
- /* We already know the subtitle period `to' time */
- period.to = sub_period.to.get() + _pts_offset;
- } else {
- /* We have to look up the `to' time in the stream's records */
- period.to = ffmpeg_content()->subtitle_stream()->find_subtitle_to (subtitle_id (sub));
- }
+ /* We can't trust the `to' time from sub_period as there are some decoders which
+ give a sub_period time for `to' which is subsequently overridden by a `stop' subtitle;
+ see also FFmpegExaminer.
+ */
+ period.to = ffmpeg_content()->subtitle_stream()->find_subtitle_to (subtitle_id (sub));
for (unsigned int i = 0; i < sub.num_rects; ++i) {
AVSubtitleRect const * rect = sub.rects[i];
avsubtitle_free (&sub);
}
-list<ContentTimePeriod>
-FFmpegDecoder::image_subtitles_during (ContentTimePeriod p, bool starting) const
-{
- return _ffmpeg_content->image_subtitles_during (p, starting);
-}
-
-list<ContentTimePeriod>
-FFmpegDecoder::text_subtitles_during (ContentTimePeriod p, bool starting) const
-{
- return _ffmpeg_content->text_subtitles_during (p, starting);
-}
-
void
FFmpegDecoder::decode_bitmap_subtitle (AVSubtitleRect const * rect, ContentTimePeriod period)
{
out_p += image->stride()[0] / sizeof (uint32_t);
}
- dcp::Size const vs = _ffmpeg_content->video->size ();
+ int const target_width = subtitle_codec_context()->width;
+ int const target_height = subtitle_codec_context()->height;
dcpomatic::Rect<double> const scaled_rect (
- static_cast<double> (rect->x) / vs.width,
- static_cast<double> (rect->y) / vs.height,
- static_cast<double> (rect->w) / vs.width,
- static_cast<double> (rect->h) / vs.height
+ static_cast<double> (rect->x) / target_width,
+ static_cast<double> (rect->y) / target_height,
+ static_cast<double> (rect->w) / target_width,
+ static_cast<double> (rect->h) / target_height
);
- subtitle->give_image (period, image, scaled_rect);
+ subtitle->emit_image (period, image, scaled_rect);
}
void
list<sub::RawSubtitle> raw = sub::SSAReader::parse_line (base, bits[9]);
BOOST_FOREACH (sub::Subtitle const & i, sub::collect<list<sub::Subtitle> > (raw)) {
- subtitle->give_text (period, i);
+ subtitle->emit_text (period, i);
}
}