diff options
Diffstat (limited to 'src/lib/ffmpeg_examiner.cc')
| -rw-r--r-- | src/lib/ffmpeg_examiner.cc | 18 |
1 files changed, 13 insertions, 5 deletions
diff --git a/src/lib/ffmpeg_examiner.cc b/src/lib/ffmpeg_examiner.cc index eeb0cfc38..44d6a87df 100644 --- a/src/lib/ffmpeg_examiner.cc +++ b/src/lib/ffmpeg_examiner.cc @@ -72,10 +72,12 @@ FFmpegExaminer::FFmpegExaminer (shared_ptr<const FFmpegContent> c, shared_ptr<Jo } } - /* See if the header has duration information in it */ - _need_video_length = _format_context->duration == AV_NOPTS_VALUE; - if (!_need_video_length) { - _video_length = (double (_format_context->duration) / AV_TIME_BASE) * video_frame_rate().get (); + if (has_video ()) { + /* See if the header has duration information in it */ + _need_video_length = _format_context->duration == AV_NOPTS_VALUE; + if (!_need_video_length) { + _video_length = (double (_format_context->duration) / AV_TIME_BASE) * video_frame_rate().get (); + } } if (job) { @@ -169,7 +171,7 @@ FFmpegExaminer::FFmpegExaminer (shared_ptr<const FFmpegContent> c, shared_ptr<Jo this is because we might not know the PTS offset when the first subtitle is seen. Now we know the PTS offset so we can apply it to those subtitles. */ - if (video_frame_rate()) { + if (has_video() && video_frame_rate()) { BOOST_FOREACH (shared_ptr<FFmpegSubtitleStream> i, _subtitle_streams) { i->add_offset (pts_offset (_audio_streams, _first_video, video_frame_rate().get())); } @@ -477,3 +479,9 @@ FFmpegExaminer::yuv () const return false; } } + +bool +FFmpegExaminer::has_video () const +{ + return static_cast<bool> (_video_stream); +} |