1 files changed, 56 insertions, 0 deletions
diff --git a/test/opendcp_lut.h b/test/opendcp_lut.h
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+++ b/test/opendcp_lut.h
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+/*
+    Taken from OpenDCP: Builds Digital Cinema Packages
+    Copyright (c) 2010-2011 Terrence Meiczinger, All Rights Reserved
+
+    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
+    the Free Software Foundation, either version 3 of the License, or
+    (at your option) any later version.
+
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+    GNU General Public License for more details.
+
+    You should have received a copy of the GNU General Public License
+    along with this program.  If not, see <http://www.gnu.org/licenses/>.
+*/
+
+/** @file src/lut.h
+ *  @brief Look-up tables for colour conversions (from OpenDCP)
+ */
+
+namespace opendcp
+{
+
+#define BIT_DEPTH      12 
+#define BIT_PRECISION  16 
+#define COLOR_DEPTH    (4095)
+#define DCI_LUT_SIZE   ((COLOR_DEPTH + 1) * BIT_PRECISION)
+#define DCI_GAMMA      (2.6)
+#define DCI_DEGAMMA    (1/DCI_GAMMA)
+#define DCI_COEFFICENT (48.0/52.37)
+
+enum COLOR_PROFILE_ENUM {
+    CP_SRGB = 0,
+    CP_REC709,
+    CP_DC28,
+    CP_MAX
+};
+
+enum LUT_IN_ENUM {
+    LI_SRGB    = 0,
+    LI_REC709,
+    LI_MAX
+};
+
+enum LUT_OUT_ENUM {
+    LO_DCI    = 0,
+    LO_MAX
+};
+
+extern float color_matrix[3][3][3];
+extern float lut_in[LI_MAX][4095+1];
+extern int lut_out[1][DCI_LUT_SIZE];
+
+}