/*
- Copyright (C) 2013 Carl Hetherington <cth@carlh.net>
+ Copyright (C) 2013-2015 Carl Hetherington <cth@carlh.net>
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
*/
-#include <boost/optional.hpp>
#include "ffmpeg.h"
#include "video_examiner.h"
+#include <boost/optional.hpp>
+
+struct AVStream;
class FFmpegAudioStream;
class FFmpegSubtitleStream;
class FFmpegExaminer : public FFmpeg, public VideoExaminer
{
public:
- FFmpegExaminer (boost::shared_ptr<const FFmpegContent>);
-
- float video_frame_rate () const;
+ FFmpegExaminer (boost::shared_ptr<const FFmpegContent>, boost::shared_ptr<Job> job = boost::shared_ptr<Job> ());
+
+ boost::optional<double> video_frame_rate () const;
dcp::Size video_size () const;
- VideoFrame video_length () const;
+ Frame video_length () const;
+ boost::optional<double> sample_aspect_ratio () const;
std::vector<boost::shared_ptr<FFmpegSubtitleStream> > subtitle_streams () const {
return _subtitle_streams;
}
-
+
std::vector<boost::shared_ptr<FFmpegAudioStream> > audio_streams () const {
return _audio_streams;
}
- boost::optional<double> first_video () const {
+ boost::optional<ContentTime> first_video () const {
return _first_video;
}
-
+
+ AVColorRange color_range () const {
+ return video_codec_context()->color_range;
+ }
+
+ AVColorPrimaries color_primaries () const {
+ return video_codec_context()->color_primaries;
+ }
+
+ AVColorTransferCharacteristic color_trc () const {
+ return video_codec_context()->color_trc;
+ }
+
+ AVColorSpace colorspace () const {
+ return video_codec_context()->colorspace;
+ }
+
+ int bits_per_pixel () const;
+
private:
+ void video_packet (AVCodecContext *);
+ void audio_packet (AVCodecContext *, boost::shared_ptr<FFmpegAudioStream>);
+ void subtitle_packet (AVCodecContext *, boost::shared_ptr<FFmpegSubtitleStream>);
+
std::string stream_name (AVStream* s) const;
std::string audio_stream_name (AVStream* s) const;
std::string subtitle_stream_name (AVStream* s) const;
- boost::optional<double> frame_time (int) const;
-
+ boost::optional<ContentTime> frame_time (AVStream* s) const;
+
std::vector<boost::shared_ptr<FFmpegSubtitleStream> > _subtitle_streams;
std::vector<boost::shared_ptr<FFmpegAudioStream> > _audio_streams;
- boost::optional<double> _first_video;
+ boost::optional<ContentTime> _first_video;
+ /** Video length, either obtained from the header or derived by running
+ * through the whole file.
+ */
+ Frame _video_length;
+ bool _need_video_length;
+
+ typedef std::map<boost::shared_ptr<FFmpegSubtitleStream>, boost::optional<ContentTime> > LastSubtitleMap;
+ LastSubtitleMap _last_subtitle_start;
};