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/*
* 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.
*/
#include <stdint.h>
#include <stdlib.h>
#include <string.h>
#include <drm_fourcc.h>
#include "common.h"
#include "format.h"
#define MAKE_RGB_INFO(rl, ro, gl, go, bl, bo, al, ao) \
.rgb = { { (rl), (ro) }, { (gl), (go) }, { (bl), (bo) }, { (al), (ao) } }
#define MAKE_YUV_INFO(order, xsub, ysub, chroma_stride) \
.yuv = { (order), (xsub), (ysub), (chroma_stride) }
static const struct util_format_info format_info[] = {
/* YUV packed */
{ DRM_FORMAT_UYVY, "UYVY", MAKE_YUV_INFO(YUV_YCbCr | YUV_CY, 2, 2, 2) },
{ DRM_FORMAT_VYUY, "VYUY", MAKE_YUV_INFO(YUV_YCrCb | YUV_CY, 2, 2, 2) },
{ DRM_FORMAT_YUYV, "YUYV", MAKE_YUV_INFO(YUV_YCbCr | YUV_YC, 2, 2, 2) },
{ DRM_FORMAT_YVYU, "YVYU", MAKE_YUV_INFO(YUV_YCrCb | YUV_YC, 2, 2, 2) },
/* YUV semi-planar */
{ DRM_FORMAT_NV12, "NV12", MAKE_YUV_INFO(YUV_YCbCr, 2, 2, 2) },
{ DRM_FORMAT_NV21, "NV21", MAKE_YUV_INFO(YUV_YCrCb, 2, 2, 2) },
{ DRM_FORMAT_NV16, "NV16", MAKE_YUV_INFO(YUV_YCbCr, 2, 1, 2) },
{ DRM_FORMAT_NV61, "NV61", MAKE_YUV_INFO(YUV_YCrCb, 2, 1, 2) },
/* YUV planar */
{ DRM_FORMAT_YUV420, "YU12", MAKE_YUV_INFO(YUV_YCbCr, 2, 2, 1) },
{ DRM_FORMAT_YVU420, "YV12", MAKE_YUV_INFO(YUV_YCrCb, 2, 2, 1) },
/* RGB16 */
{ DRM_FORMAT_ARGB4444, "AR12", MAKE_RGB_INFO(4, 8, 4, 4, 4, 0, 4, 12) },
{ DRM_FORMAT_XRGB4444, "XR12", MAKE_RGB_INFO(4, 8, 4, 4, 4, 0, 0, 0) },
{ DRM_FORMAT_ABGR4444, "AB12", MAKE_RGB_INFO(4, 0, 4, 4, 4, 8, 4, 12) },
{ DRM_FORMAT_XBGR4444, "XB12", MAKE_RGB_INFO(4, 0, 4, 4, 4, 8, 0, 0) },
{ DRM_FORMAT_RGBA4444, "RA12", MAKE_RGB_INFO(4, 12, 4, 8, 4, 4, 4, 0) },
{ DRM_FORMAT_RGBX4444, "RX12", MAKE_RGB_INFO(4, 12, 4, 8, 4, 4, 0, 0) },
{ DRM_FORMAT_BGRA4444, "BA12", MAKE_RGB_INFO(4, 4, 4, 8, 4, 12, 4, 0) },
{ DRM_FORMAT_BGRX4444, "BX12", MAKE_RGB_INFO(4, 4, 4, 8, 4, 12, 0, 0) },
{ DRM_FORMAT_ARGB1555, "AR15", MAKE_RGB_INFO(5, 10, 5, 5, 5, 0, 1, 15) },
{ DRM_FORMAT_XRGB1555, "XR15", MAKE_RGB_INFO(5, 10, 5, 5, 5, 0, 0, 0) },
{ DRM_FORMAT_ABGR1555, "AB15", MAKE_RGB_INFO(5, 0, 5, 5, 5, 10, 1, 15) },
{ DRM_FORMAT_XBGR1555, "XB15", MAKE_RGB_INFO(5, 0, 5, 5, 5, 10, 0, 0) },
{ DRM_FORMAT_RGBA5551, "RA15", MAKE_RGB_INFO(5, 11, 5, 6, 5, 1, 1, 0) },
{ DRM_FORMAT_RGBX5551, "RX15", MAKE_RGB_INFO(5, 11, 5, 6, 5, 1, 0, 0) },
{ DRM_FORMAT_BGRA5551, "BA15", MAKE_RGB_INFO(5, 1, 5, 6, 5, 11, 1, 0) },
{ DRM_FORMAT_BGRX5551, "BX15", MAKE_RGB_INFO(5, 1, 5, 6, 5, 11, 0, 0) },
{ DRM_FORMAT_RGB565, "RG16", MAKE_RGB_INFO(5, 11, 6, 5, 5, 0, 0, 0) },
{ DRM_FORMAT_BGR565, "BG16", MAKE_RGB_INFO(5, 0, 6, 5, 5, 11, 0, 0) },
/* RGB24 */
{ DRM_FORMAT_BGR888, "BG24", MAKE_RGB_INFO(8, 0, 8, 8, 8, 16, 0, 0) },
{ DRM_FORMAT_RGB888, "RG24", MAKE_RGB_INFO(8, 16, 8, 8, 8, 0, 0, 0) },
/* RGB32 */
{ DRM_FORMAT_ARGB8888, "AR24", MAKE_RGB_INFO(8, 16, 8, 8, 8, 0, 8, 24) },
{ DRM_FORMAT_XRGB8888, "XR24", MAKE_RGB_INFO(8, 16, 8, 8, 8, 0, 0, 0) },
{ DRM_FORMAT_ABGR8888, "AB24", MAKE_RGB_INFO(8, 0, 8, 8, 8, 16, 8, 24) },
{ DRM_FORMAT_XBGR8888, "XB24", MAKE_RGB_INFO(8, 0, 8, 8, 8, 16, 0, 0) },
{ DRM_FORMAT_RGBA8888, "RA24", MAKE_RGB_INFO(8, 24, 8, 16, 8, 8, 8, 0) },
{ DRM_FORMAT_RGBX8888, "RX24", MAKE_RGB_INFO(8, 24, 8, 16, 8, 8, 0, 0) },
{ DRM_FORMAT_BGRA8888, "BA24", MAKE_RGB_INFO(8, 8, 8, 16, 8, 24, 8, 0) },
{ DRM_FORMAT_BGRX8888, "BX24", MAKE_RGB_INFO(8, 8, 8, 16, 8, 24, 0, 0) },
{ DRM_FORMAT_ARGB2101010, "AR30", MAKE_RGB_INFO(10, 20, 10, 10, 10, 0, 2, 30) },
{ DRM_FORMAT_XRGB2101010, "XR30", MAKE_RGB_INFO(10, 20, 10, 10, 10, 0, 0, 0) },
{ DRM_FORMAT_ABGR2101010, "AB30", MAKE_RGB_INFO(10, 0, 10, 10, 10, 20, 2, 30) },
{ DRM_FORMAT_XBGR2101010, "XB30", MAKE_RGB_INFO(10, 0, 10, 10, 10, 20, 0, 0) },
{ DRM_FORMAT_RGBA1010102, "RA30", MAKE_RGB_INFO(10, 22, 10, 12, 10, 2, 2, 0) },
{ DRM_FORMAT_RGBX1010102, "RX30", MAKE_RGB_INFO(10, 22, 10, 12, 10, 2, 0, 0) },
{ DRM_FORMAT_BGRA1010102, "BA30", MAKE_RGB_INFO(10, 2, 10, 12, 10, 22, 2, 0) },
{ DRM_FORMAT_BGRX1010102, "BX30", MAKE_RGB_INFO(10, 2, 10, 12, 10, 22, 0, 0) },
};
uint32_t util_format_fourcc(const char *name)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(format_info); i++)
if (!strcmp(format_info[i].name, name))
return format_info[i].format;
return 0;
}
const struct util_format_info *util_format_info_find(uint32_t format)
{
unsigned int i;
for (i = 0; i < ARRAY_SIZE(format_info); i++)
if (format_info[i].format == format)
return &format_info[i];
return NULL;
}
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