IABSD.fr/xenocara/lib/libdrm/tests/util/format.h

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• Author : jsg
  Date : 2016-03-20 10:19:44
  Hash : b8626cd6
  Message : Import libdrm 2.4.67

• lib/libdrm/tests/util/format.h

• /*
   * Copyright 2008 Tungsten Graphics
   *   Jakob Bornecrantz <jakob@tungstengraphics.com>
   * Copyright 2008 Intel Corporation
   *   Jesse Barnes <jesse.barnes@intel.com>
   *
   * Permission is hereby granted, free of charge, to any person obtaining a
   * copy of this software and associated documentation files (the "Software"),
   * to deal in the Software without restriction, including without limitation
   * the rights to use, copy, modify, merge, publish, distribute, sublicense,
   * and/or sell copies of the Software, and to permit persons to whom the
   * Software is furnished to do so, subject to the following conditions:
   *
   * The above copyright notice and this permission notice shall be included in
   * all copies or substantial portions of the Software.
   *
   * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
   * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
   * IN THE SOFTWARE.
   */
  
  #ifndef UTIL_FORMAT_H
  #define UTIL_FORMAT_H
  
  struct util_color_component {
  	unsigned int length;
  	unsigned int offset;
  };
  
  struct util_rgb_info {
  	struct util_color_component red;
  	struct util_color_component green;
  	struct util_color_component blue;
  	struct util_color_component alpha;
  };
  
  enum util_yuv_order {
  	YUV_YCbCr = 1,
  	YUV_YCrCb = 2,
  	YUV_YC = 4,
  	YUV_CY = 8,
  };
  
  struct util_yuv_info {
  	enum util_yuv_order order;
  	unsigned int xsub;
  	unsigned int ysub;
  	unsigned int chroma_stride;
  };
  
  struct util_format_info {
  	uint32_t format;
  	const char *name;
  	const struct util_rgb_info rgb;
  	const struct util_yuv_info yuv;
  };
  
  uint32_t util_format_fourcc(const char *name);
  const struct util_format_info *util_format_info_find(uint32_t format);
  
  #endif /* UTIL_FORMAT_H */