src/gallium/auxiliary/vl/vl_csc.h

   1 /**************************************************************************
   2  *
   3  * Copyright 2009 Younes Manton.
   4  * All Rights Reserved.
   5  *
   6  * Permission is hereby granted, free of charge, to any person obtaining a
   7  * copy of this software and associated documentation files (the
   8  * "Software"), to deal in the Software without restriction, including
   9  * without limitation the rights to use, copy, modify, merge, publish,
  10  * distribute, sub license, and/or sell copies of the Software, and to
  11  * permit persons to whom the Software is furnished to do so, subject to
  12  * the following conditions:
  13  *
  14  * The above copyright notice and this permission notice (including the
  15  * next paragraph) shall be included in all copies or substantial portions
  16  * of the Software.
  17  *
  18  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
  19  * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  20  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT.
  21  * IN NO EVENT SHALL VMWARE AND/OR ITS SUPPLIERS BE LIABLE FOR
  22  * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
  23  * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
  24  * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
  25  *
  26  **************************************************************************/
  27
  28 #ifndef vl_csc_h
  29 #define vl_csc_h
  30
  31 #include "pipe/p_compiler.h"
  32
  33 typedef float vl_csc_matrix[3][4];
  34
  35 struct vl_procamp
  36 {
  37    float brightness;
  38    float contrast;
  39    float saturation;
  40    float hue;
  41 };
  42
  43 enum VL_CSC_COLOR_STANDARD
  44 {
  45    VL_CSC_COLOR_STANDARD_IDENTITY,
  46    VL_CSC_COLOR_STANDARD_BT_601,
  47    VL_CSC_COLOR_STANDARD_BT_709,
  48    VL_CSC_COLOR_STANDARD_SMPTE_240M,
  49    VL_CSC_COLOR_STANDARD_BT_709_REV
  50 };
  51
  52 extern const struct vl_procamp vl_default_procamp;
  53
  54 void vl_csc_get_matrix(enum VL_CSC_COLOR_STANDARD cs,
  55                        struct vl_procamp *procamp,
  56                        bool full_range,
  57                        vl_csc_matrix *matrix);
  58
  59 #endif /* vl_csc_h */