Remove entirely untested colour LUT options.

8 files changed, 9 insertions, 70 deletions

diff --git a/src/lib/dcp_video_frame.cc b/src/lib/dcp_video_frame.cc
index 39334d3c7..22a7c5795 100644
--- a/src/lib/dcp_video_frame.cc
+++ b/src/lib/dcp_video_frame.cc
@@ -73,17 +73,15 @@ using libdcp::Size;
 /** Construct a DCP video frame.
  *  @param input Input image.
  *  @param f Index of the frame within the DCP.
- *  @param clut Colour look-up table to use (see Config::colour_lut_index ())
  *  @param bw J2K bandwidth to use (see Config::j2k_bandwidth ())
  *  @param l Log to write to.
  */
 DCPVideoFrame::DCPVideoFrame (
-	shared_ptr<const Image> image, int f, int dcp_fps, int clut, int bw, shared_ptr<Log> l
+	shared_ptr<const Image> image, int f, int dcp_fps, int bw, shared_ptr<Log> l
 	)
 	: _image (image)
 	, _frame (f)
 	, _frames_per_second (dcp_fps)
-	, _colour_lut (clut)
 	, _j2k_bandwidth (bw)
 	, _log (l)
 	, _parameters (0)
@@ -116,19 +114,11 @@ DCPVideoFrame::~DCPVideoFrame ()
 shared_ptr<EncodedData>
 DCPVideoFrame::encode_locally ()
 {
-	/* In sRGB / Rec709 gamma LUT */
-	shared_ptr<libdcp::LUT> lut_in;
-	if (_colour_lut == 0) {
-		lut_in = libdcp::SRGBLinearisedGammaLUT::cache.get (12, 2.4);
-	} else {
-		lut_in = libdcp::Rec709LinearisedGammaLUT::cache.get (12, 1 / 0.45);
-	}
-
-	/* Out DCI gamma LUT */
-	shared_ptr<libdcp::LUT> lut_out = libdcp::GammaLUT::cache.get (16, 1 / 2.6);
-
 	shared_ptr<libdcp::XYZFrame> xyz = libdcp::rgb_to_xyz (
-		_image, lut_in, lut_out, _colour_lut == 0 ? libdcp::colour_matrix::srgb_to_xyz : libdcp::colour_matrix::rec709_to_xyz
+		_image,
+		libdcp::SRGBLinearisedGammaLUT::cache.get (12, 2.4),
+		libdcp::GammaLUT::cache.get (16, 1 / 2.6),
+		libdcp::colour_matrix::srgb_to_xyz
 		);
 		
 	/* Set the max image and component sizes based on frame_rate */
@@ -234,7 +224,6 @@ DCPVideoFrame::encode_remotely (ServerDescription const * serv)
 	  << N_("height ") << _image->size().height << N_("\n")
 	  << N_("frame ") << _frame << N_("\n")
 	  << N_("frames_per_second ") << _frames_per_second << N_("\n")
-	  << N_("colour_lut ") << _colour_lut << N_("\n")
 	  << N_("j2k_bandwidth ") << _j2k_bandwidth << N_("\n");
 
 	_log->log (String::compose (
diff --git a/src/lib/dcp_video_frame.h b/src/lib/dcp_video_frame.h
index b0b662e5b..25a3e9926 100644
--- a/src/lib/dcp_video_frame.h
+++ b/src/lib/dcp_video_frame.h
@@ -105,7 +105,7 @@ public:
 class DCPVideoFrame
 {
 public:
-	DCPVideoFrame (boost::shared_ptr<const Image>, int, int, int, int, boost::shared_ptr<Log>);
+	DCPVideoFrame (boost::shared_ptr<const Image>, int, int, int, boost::shared_ptr<Log>);
 	~DCPVideoFrame ();
 
 	boost::shared_ptr<EncodedData> encode_locally ();
@@ -119,7 +119,6 @@ private:
 	boost::shared_ptr<const Image> _image;
 	int _frame;                      ///< frame index within the DCP's intrinsic duration
 	int _frames_per_second;          ///< Frames per second that we will use for the DCP
-	int _colour_lut;                 ///< Colour look-up table to use
 	int _j2k_bandwidth;              ///< J2K bandwidth to use
 
 	boost::shared_ptr<Log> _log; ///< log
diff --git a/src/lib/encoder.cc b/src/lib/encoder.cc
index ed14f2755..718ae55a4 100644
--- a/src/lib/encoder.cc
+++ b/src/lib/encoder.cc
@@ -203,7 +203,7 @@ Encoder::process_video (shared_ptr<const Image> image, bool same)
 		_queue.push_back (shared_ptr<DCPVideoFrame> (
 					  new DCPVideoFrame (
 						  image, _video_frames_out, _film->dcp_video_frame_rate(),
-						  _film->colour_lut(), _film->j2k_bandwidth(), _film->log()
+						  _film->j2k_bandwidth(), _film->log()
 						  )
 					  ));
 		
diff --git a/src/lib/film.cc b/src/lib/film.cc
index a49e549a7..f306006c9 100644
--- a/src/lib/film.cc
+++ b/src/lib/film.cc
@@ -94,7 +94,6 @@ Film::Film (string d)
 	, _container (Config::instance()->default_container ())
 	, _scaler (Scaler::from_id ("bicubic"))
 	, _with_subtitles (false)
-	, _colour_lut (0)
 	, _j2k_bandwidth (200000000)
 	, _dci_metadata (Config::instance()->default_dci_metadata ())
 	, _dcp_video_frame_rate (24)
@@ -140,7 +139,6 @@ Film::Film (Film const & o)
 	, _container         (o._container)
 	, _scaler            (o._scaler)
 	, _with_subtitles    (o._with_subtitles)
-	, _colour_lut        (o._colour_lut)
 	, _j2k_bandwidth     (o._j2k_bandwidth)
 	, _dci_metadata      (o._dci_metadata)
 	, _dcp_video_frame_rate (o._dcp_video_frame_rate)
@@ -161,8 +159,7 @@ Film::video_identifier () const
 	  << "_" << _playlist->video_identifier()
 	  << "_" << _dcp_video_frame_rate
 	  << "_" << scaler()->id()
-	  << "_" << j2k_bandwidth()
-	  << "_" << lexical_cast<int> (colour_lut());
+	  << "_" << j2k_bandwidth();
 
 	return s.str ();
 }
@@ -344,7 +341,6 @@ Film::write_metadata () const
 
 	root->add_child("Scaler")->add_child_text (_scaler->id ());
 	root->add_child("WithSubtitles")->add_child_text (_with_subtitles ? "1" : "0");
-	root->add_child("ColourLUT")->add_child_text (lexical_cast<string> (_colour_lut));
 	root->add_child("J2KBandwidth")->add_child_text (lexical_cast<string> (_j2k_bandwidth));
 	_dci_metadata.as_xml (root->add_child ("DCIMetadata"));
 	root->add_child("DCPVideoFrameRate")->add_child_text (lexical_cast<string> (_dcp_video_frame_rate));
@@ -389,7 +385,6 @@ Film::read_metadata ()
 
 	_scaler = Scaler::from_id (f.string_child ("Scaler"));
 	_with_subtitles = f.bool_child ("WithSubtitles");
-	_colour_lut = f.number_child<int> ("ColourLUT");
 	_j2k_bandwidth = f.number_child<int> ("J2KBandwidth");
 	_dci_metadata = DCIMetadata (f.node_child ("DCIMetadata"));
 	_dcp_video_frame_rate = f.number_child<int> ("DCPVideoFrameRate");
@@ -586,16 +581,6 @@ Film::set_with_subtitles (bool w)
 }
 
 void
-Film::set_colour_lut (int i)
-{
-	{
-		boost::mutex::scoped_lock lm (_state_mutex);
-		_colour_lut = i;
-	}
-	signal_changed (COLOUR_LUT);
-}
-
-void
 Film::set_j2k_bandwidth (int b)
 {
 	{
diff --git a/src/lib/film.h b/src/lib/film.h
index c107541a0..bf89c6f2c 100644
--- a/src/lib/film.h
+++ b/src/lib/film.h
@@ -135,7 +135,6 @@ public:
 		CONTAINER,
 		SCALER,
 		WITH_SUBTITLES,
-		COLOUR_LUT,
 		J2K_BANDWIDTH,
 		DCI_METADATA,
 		DCP_VIDEO_FRAME_RATE,
@@ -180,11 +179,6 @@ public:
 		return _with_subtitles;
 	}
 
-	int colour_lut () const {
-		boost::mutex::scoped_lock lm (_state_mutex);
-		return _colour_lut;
-	}
-
 	int j2k_bandwidth () const {
 		boost::mutex::scoped_lock lm (_state_mutex);
 		return _j2k_bandwidth;
@@ -218,7 +212,6 @@ public:
 	void set_container (Ratio const *);
 	void set_scaler (Scaler const *);
 	void set_with_subtitles (bool);
-	void set_colour_lut (int);
 	void set_j2k_bandwidth (int);
 	void set_dci_metadata (DCIMetadata);
 	void set_dcp_video_frame_rate (int);
@@ -266,11 +259,6 @@ private:
 	Scaler const * _scaler;
 	/** True if subtitles should be shown for this film */
 	bool _with_subtitles;
-	/** index of colour LUT to use when converting RGB to XYZ.
-	 *  0: sRGB
-	 *  1: Rec 709
-	 */
-	int _colour_lut;
 	/** bandwidth for J2K files in bits per second */
 	int _j2k_bandwidth;
 	/** DCI naming stuff */
diff --git a/src/lib/server.cc b/src/lib/server.cc
index b38e82a07..9af0883a7 100644
--- a/src/lib/server.cc
+++ b/src/lib/server.cc
@@ -104,18 +104,14 @@ Server::process (shared_ptr<Socket> socket)
 	libdcp::Size size (get_required_int (kv, "width"), get_required_int (kv, "height"));
 	int frame = get_required_int (kv, "frame");
 	int frames_per_second = get_required_int (kv, "frames_per_second");
-	int colour_lut_index = get_required_int (kv, "colour_lut");
 	int j2k_bandwidth = get_required_int (kv, "j2k_bandwidth");
 
-	/* This checks that colour_lut_index is within range */
-	colour_lut_index_to_name (colour_lut_index);
-
 	shared_ptr<Image> image (new Image (PIX_FMT_RGB24, size, true));
 
 	image->read_from_socket (socket);
 
 	DCPVideoFrame dcp_video_frame (
-		image, frame, frames_per_second, colour_lut_index, j2k_bandwidth, _log
+		image, frame, frames_per_second, j2k_bandwidth, _log
 		);
 	
 	shared_ptr<EncodedData> encoded = dcp_video_frame.encode_locally ();
diff --git a/src/lib/util.cc b/src/lib/util.cc
index 53c457898..305aae4f8 100644
--- a/src/lib/util.cc
+++ b/src/lib/util.cc
@@ -457,23 +457,6 @@ dcp_audio_frame_rate (int fs)
 	return 96000;
 }
 
-/** @param index Colour LUT index.
- *  @return Human-readable name.
- */
-string
-colour_lut_index_to_name (int index)
-{
-	switch (index) {
-	case 0:
-		return _("sRGB");
-	case 1:
-		return _("Rec 709");
-	}
-
-	assert (false);
-	return N_("");
-}
-
 Socket::Socket (int timeout)
 	: _deadline (_io_service)
 	, _socket (_io_service)
diff --git a/src/lib/util.h b/src/lib/util.h
index 57dc0f783..d9c88293e 100644
--- a/src/lib/util.h
+++ b/src/lib/util.h
@@ -107,7 +107,6 @@ struct FrameRateConversion
 };
 
 extern int dcp_audio_frame_rate (int);
-extern std::string colour_lut_index_to_name (int index);
 extern int stride_round_up (int, int const *, int);
 extern int stride_lookup (int c, int const * stride);
 extern std::multimap<std::string, std::string> read_key_value (std::istream& s);