Untested support for splitting into multiple reels. Use J2K bandwidth and colour LUT in the J2K path.

1 files changed, 60 insertions, 28 deletions

diff --git a/src/lib/make_dcp_job.cc b/src/lib/make_dcp_job.cc
index 5272d6bad..34b3e5124 100644
--- a/src/lib/make_dcp_job.cc
+++ b/src/lib/make_dcp_job.cc
@@ -37,6 +37,7 @@ extern "C" {
 #include "film.h"
 
 using std::string;
+using std::cout;
 using boost::shared_ptr;
 
 /** @param f Film we are making the DCP for.
@@ -57,9 +58,9 @@ MakeDCPJob::name () const
 
 /** @param f DCP frame index */
 string
-MakeDCPJob::j2c_path (int f) const
+MakeDCPJob::j2c_path (int f, int offset) const
 {
-	SourceFrame const s = (f * dcp_frame_rate(_film->frames_per_second()).skip) + _film->dcp_trim_start();
+	SourceFrame const s = ((f + offset) * dcp_frame_rate(_film->frames_per_second()).skip) + _film->dcp_trim_start();
 	return _opt->frame_out_path (s, false);
 }
 
@@ -75,6 +76,8 @@ MakeDCPJob::run ()
 	if (!_film->dcp_length()) {
 		throw EncodeError ("cannot make a DCP when the source length is not known");
 	}
+
+	descend (0.9);
 	
 	string const dcp_path = _film->dir (_film->dcp_name());
 
@@ -103,45 +106,74 @@ MakeDCPJob::run ()
 	
 	dcp.add_cpl (cpl);
 
-	descend (0.8);
-	shared_ptr<libdcp::MonoPictureAsset> pa (
-		new libdcp::MonoPictureAsset (
-			boost::bind (&MakeDCPJob::j2c_path, this, _1),
-			_film->dir (_film->dcp_name()),
-			"video.mxf",
-			&dcp.Progress,
-			dfr.frames_per_second,
-			frames,
-			_opt->out_size.width,
-			_opt->out_size.height
-			)
-		);
-	
-	ascend ();
+	int frames_per_reel = 0;
+	if (_film->reel_size()) {
+		frames_per_reel = (_film->reel_size().get() / (_film->j2k_bandwidth() / 8)) * dfr.frames_per_second;
+	} else {
+		frames_per_reel = frames;
+	}
 
-	shared_ptr<libdcp::SoundAsset> sa;
+	int frames_done = 0;
+	int reel = 0;
 
-	if (_film->audio_channels() > 0) {
-		descend (0.1);
-		sa.reset (
-			new libdcp::SoundAsset (
-				boost::bind (&MakeDCPJob::wav_path, this, _1),
+	while (frames_done < frames) {
+
+		descend (float (frames_per_reel) / frames);
+
+		int this_time = std::min (frames_per_reel, (frames - frames_done));
+
+		descend (0.8);
+
+		shared_ptr<libdcp::MonoPictureAsset> pa (
+			new libdcp::MonoPictureAsset (
+				boost::bind (&MakeDCPJob::j2c_path, this, _1, frames_done),
 				_film->dir (_film->dcp_name()),
-				"audio.mxf",
+				String::compose ("video_%1.mxf", reel),
 				&dcp.Progress,
 				dfr.frames_per_second,
-				frames,
-				dcp_audio_channels (_film->audio_channels())
+				this_time,
+				_opt->out_size.width,
+				_opt->out_size.height
 				)
 			);
+	
+		ascend ();
+		
+		shared_ptr<libdcp::SoundAsset> sa;
+		
+		if (_film->audio_channels() > 0) {
+			descend (0.1);
+			sa.reset (
+				new libdcp::SoundAsset (
+					boost::bind (&MakeDCPJob::wav_path, this, _1),
+					_film->dir (_film->dcp_name()),
+					String::compose ("audio_%1.mxf", reel),
+					&dcp.Progress,
+					dfr.frames_per_second,
+					this_time,
+					frames_done,
+					dcp_audio_channels (_film->audio_channels())
+					)
+				);
+			ascend ();
+		}
+
+		descend (0.1);
+		cpl->add_reel (shared_ptr<libdcp::Reel> (new libdcp::Reel (pa, sa, shared_ptr<libdcp::SubtitleAsset> ())));
+		ascend ();
+		
+		frames_done += frames_per_reel;
+		++reel;
+
 		ascend ();
 	}
 
+	ascend ();
+
 	descend (0.1);
-	cpl->add_reel (shared_ptr<libdcp::Reel> (new libdcp::Reel (pa, sa, shared_ptr<libdcp::SubtitleAsset> ())));
 	dcp.write_xml ();
 	ascend ();
-
+		
 	set_progress (1);
 	set_state (FINISHED_OK);
 }