/*
- Copyright (C) 2013-2014 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
*/
-extern "C" {
-#include <libavformat/avformat.h>
-}
-#include <libcxml/cxml.h>
-#include <dcp/raw_convert.h>
#include "ffmpeg_content.h"
#include "ffmpeg_examiner.h"
#include "ffmpeg_subtitle_stream.h"
#include "exceptions.h"
#include "frame_rate_change.h"
#include "safe_stringstream.h"
+#include "raw_convert.h"
+#include <libcxml/cxml.h>
+extern "C" {
+#include <libavformat/avformat.h>
+}
#include "i18n.h"
using std::pair;
using boost::shared_ptr;
using boost::dynamic_pointer_cast;
-using dcp::raw_convert;
int const FFmpegContentProperty::SUBTITLE_STREAMS = 100;
int const FFmpegContentProperty::SUBTITLE_STREAM = 101;
}
void
-FFmpegContent::examine (shared_ptr<Job> job, bool calculate_digest)
+FFmpegContent::examine (shared_ptr<Job> job)
{
job->set_progress_unknown ();
- Content::examine (job, calculate_digest);
+ Content::examine (job);
- shared_ptr<FFmpegExaminer> examiner (new FFmpegExaminer (shared_from_this ()));
+ shared_ptr<FFmpegExaminer> examiner (new FFmpegExaminer (shared_from_this (), job));
take_from_video_examiner (examiner);
shared_ptr<const Film> film = _film.lock ();
);
}
-string
-FFmpegContent::information () const
-{
- if (video_length() == ContentTime (0) || video_frame_rate() == 0) {
- return "";
- }
-
- SafeStringStream s;
-
- s << String::compose (_("%1 frames; %2 frames per second"), video_length_after_3d_combine().frames (video_frame_rate()), video_frame_rate()) << "\n";
- s << VideoContent::information ();
-
- return s.str ();
-}
-
void
FFmpegContent::set_subtitle_stream (shared_ptr<FFmpegSubtitleStream> s)
{
signal_changed (FFmpegContentProperty::AUDIO_STREAM);
}
-ContentTime
+Frame
FFmpegContent::audio_length () const
{
if (!audio_stream ()) {
- return ContentTime ();
+ return 0;
}
- return video_length ();
+ /* We're talking about the content's audio length here, at the content's frame
+ rate. We assume it's the same as the video's length, and we can just convert
+ using the content's rates.
+ */
+ return (video_length () / video_frame_rate ()) * audio_frame_rate ();
}
int
{
shared_ptr<const Film> film = _film.lock ();
DCPOMATIC_ASSERT (film);
- return DCPTime (video_length_after_3d_combine(), FrameRateChange (video_frame_rate (), film->video_frame_rate ()));
+ FrameRateChange const frc (video_frame_rate (), film->video_frame_rate ());
+ return DCPTime::from_frames (rint (video_length_after_3d_combine() * frc.factor()), film->video_frame_rate());
}
AudioMapping
analyses for each stream.
*/
- boost::filesystem::path p = film->audio_analysis_dir ();
- string name = digest().get_value_or ("X");
+ boost::filesystem::path p = AudioContent::audio_analysis_path ();
if (audio_stream ()) {
- name += "_" + audio_stream()->identifier ();
+ p = p.string() + "_" + audio_stream()->identifier ();
}
- p /= name;
return p;
}
list<ContentTimePeriod>
FFmpegContent::subtitles_during (ContentTimePeriod period, bool starting) const
{
- list<ContentTimePeriod> d;
-
shared_ptr<FFmpegSubtitleStream> stream = subtitle_stream ();
if (!stream) {
- return d;
+ return list<ContentTimePeriod> ();
}
- /* XXX: inefficient */
- for (vector<ContentTimePeriod>::const_iterator i = stream->periods.begin(); i != stream->periods.end(); ++i) {
- if ((starting && period.contains (i->from)) || (!starting && period.overlaps (*i))) {
- d.push_back (*i);
- }
- }
-
- return d;
+ return stream->subtitles_during (period, starting);
}
bool
{
return !subtitle_streams().empty ();
}
+
+void
+FFmpegContent::set_default_colour_conversion ()
+{
+ dcp::Size const s = video_size ();
+
+ boost::mutex::scoped_lock lm (_mutex);
+
+ if (s.width < 1080) {
+ _colour_conversion = PresetColourConversion::from_id ("rec601").conversion;
+ } else {
+ _colour_conversion = PresetColourConversion::from_id ("rec709").conversion;
+ }
+}
+
+