Rename player DCP directory to player content; ignore failures to load directories...

[dcpomatic.git] / src / lib / ffmpeg_encoder.cc

diff --git a/src/lib/ffmpeg_encoder.cc b/src/lib/ffmpeg_encoder.cc
index 2d7d419979358dc31c00ccfa1e3ccf540566427e..24ce22270554b19dcdac293acda4683b71853ae4 100644 (file)
--- a/src/lib/ffmpeg_encoder.cc
+++ b/src/lib/ffmpeg_encoder.cc
@@ -36,25 +36,52 @@ using std::string;
 using std::runtime_error;
 using std::cout;
 using std::pair;
+using std::list;
 using boost::shared_ptr;
 using boost::bind;
 using boost::weak_ptr;
 
-
-FFmpegEncoder::FFmpegEncoder (shared_ptr<const Film> film, weak_ptr<Job> job, boost::filesystem::path output, ExportFormat format, bool mixdown_to_stereo, int x264_crf)
+FFmpegEncoder::FFmpegEncoder (
+       shared_ptr<const Film> film,
+       weak_ptr<Job> job,
+       boost::filesystem::path output,
+       ExportFormat format,
+       bool mixdown_to_stereo,
+       bool split_reels,
+       int x264_crf
+       )
        : Encoder (film, job)
-       , _file_encoder (
-               _film->frame_size(),
-               _film->video_frame_rate(),
-               _film->audio_frame_rate(),
-               mixdown_to_stereo ? 2 : film->audio_channels(),
-               _film->log(),
-               format,
-               x264_crf,
-               output
-               )
        , _history (1000)
 {
+       int const files = split_reels ? film->reels().size() : 1;
+       for (int i = 0; i < files; ++i) {
+
+               boost::filesystem::path filename = output;
+               if (files > 1) {
+                       string extension = boost::filesystem::extension (filename);
+                       filename = boost::filesystem::change_extension (filename, "");
+                       /// TRANSLATORS: _reel%1.%2 here is to be added to an export filename to indicate
+                       /// which reel it is.  Preserve the %1 and %2; %1 will be replaced with the reel number
+                       /// and %2 with the file extension.
+                       filename = filename.string() + String::compose(_("_reel%1%2"), i + 1, extension);
+               }
+
+               _file_encoders.push_back (
+                       shared_ptr<FFmpegFileEncoder>(
+                               new FFmpegFileEncoder(
+                                       _film->frame_size(),
+                                       _film->video_frame_rate(),
+                                       _film->audio_frame_rate(),
+                                       mixdown_to_stereo ? 2 : film->audio_channels(),
+                                       _film->log(),
+                                       format,
+                                       x264_crf,
+                                       filename
+                                       )
+                               )
+                       );
+       }
+
        _player->set_always_burn_open_subtitles ();
        _player->set_play_referenced ();
 
@@ -92,13 +119,25 @@ FFmpegEncoder::go ()
                job->sub (_("Encoding"));
        }
 
+       list<DCPTimePeriod> reel_periods = _film->reels ();
+       list<DCPTimePeriod>::const_iterator reel = reel_periods.begin ();
+       list<shared_ptr<FFmpegFileEncoder> >::iterator encoder = _file_encoders.begin ();
+
        DCPTime const video_frame = DCPTime::from_frames (1, _film->video_frame_rate ());
        int const audio_frames = video_frame.frames_round(_film->audio_frame_rate());
        float* interleaved = new float[_output_audio_channels * audio_frames];
        shared_ptr<AudioBuffers> deinterleaved (new AudioBuffers (_output_audio_channels, audio_frames));
        for (DCPTime i; i < _film->length(); i += video_frame) {
+
+               if (!reel->contains(i)) {
+                       ++reel;
+                       ++encoder;
+                       DCPOMATIC_ASSERT (reel != reel_periods.end());
+                       DCPOMATIC_ASSERT (encoder != _file_encoders.end());
+               }
+
                pair<shared_ptr<PlayerVideo>, DCPTime> v = _butler->get_video ();
-               _file_encoder.video (v.first, v.second);
+               (*encoder)->video (v.first, v.second);
 
                _history.event ();
 
@@ -120,11 +159,13 @@ FFmpegEncoder::go ()
                                deinterleaved->data(k)[j] = *p++;
                        }
                }
-               _file_encoder.audio (deinterleaved);
+               (*encoder)->audio (deinterleaved);
        }
        delete[] interleaved;
 
-       _file_encoder.flush ();
+       BOOST_FOREACH (shared_ptr<FFmpegFileEncoder> i, _file_encoders) {
+               i->flush ();
+       }
 }
 
 float