include/exynos_format.h

   1 /*
   2  * Copyright@ Samsung Electronics Co. LTD
   3  *
   4  * Licensed under the Apache License, Version 2.0 (the "License");
   5  * you may not use this file except in compliance with the License.
   6  * You may obtain a copy of the License at
   7  *
   8  *      http://www.apache.org/licenses/LICENSE-2.0
   9  *
  10  * Unless required by applicable law or agreed to in writing, software
  11  * distributed under the License is distributed on an "AS IS" BASIS,
  12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  13  * See the License for the specific language governing permissions and
  14  * limitations under the License.
  15 */
  16
  17 #ifndef _EXYNOS_FORMAT_H_
  18 #define _EXYNOS_FORMAT_H_
  19
  20 #ifdef __cplusplus
  21 extern "C" {
  22 #endif
  23
  24 enum {
  25     HAL_PIXEL_FORMAT_YCbCr_422_P                = 0x100,
  26     HAL_PIXEL_FORMAT_YCbCr_420_P                = 0x101,
  27     HAL_PIXEL_FORMAT_YCbCr_420_I                = 0x102,
  28     HAL_PIXEL_FORMAT_CbYCrY_422_I               = 0x103,
  29     HAL_PIXEL_FORMAT_CbYCrY_420_I               = 0x104,
  30     HAL_PIXEL_FORMAT_YCbCr_420_SP               = 0x105,
  31     HAL_PIXEL_FORMAT_YCrCb_422_SP               = 0x106,
  32     HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED         = 0x107,
  33     HAL_PIXEL_FORMAT_CUSTOM_ARGB_8888           = 0x108,
  34     // support custom format for zero copy
  35     HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP        = 0x110,
  36     HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP        = 0x111,
  37     HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED  = 0x112,
  38     HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_SP        = 0x113,
  39     HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_SP        = 0x114,
  40     HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_I         = 0x115,
  41     HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_I         = 0x116,
  42     HAL_PIXEL_FORMAT_CUSTOM_CbYCrY_422_I        = 0x117,
  43     HAL_PIXEL_FORMAT_CUSTOM_CrYCbY_422_I        = 0x118,
  44     HAL_PIXEL_FORMAT_CUSTOM_CbYCr_422_I         = 0x11B,
  45
  46     HAL_PIXEL_FORMAT_EXYNOS_YV12                = 0x11C,
  47     HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP        = 0x11D,
  48     HAL_PIXEL_FORMAT_CUSTOM_MAX
  49 };
  50
  51 // Gamut (colorspace range)
  52 enum {
  53     HAL_PIXEL_GAMUT_DEFAULT = 0,
  54     // Values range 0-255
  55     HAL_PIXEL_GAMUT_WIDE_8,
  56     // Values range 16-235
  57     HAL_PIXEL_GAMUT_NARROW_8
  58 };
  59
  60 // Chromaticities (colorspace parameters)
  61 enum {
  62     HAL_PIXEL_CHROMA_DEFAULT = 0,
  63     // BT.601 "Standard Definition" color space
  64     HAL_PIXEL_CHROMA_BT601_8,
  65     // BT.709 "High Definition" color space
  66     HAL_PIXEL_CHROMA_BT709_8
  67 };
  68
  69 struct ADDRS {
  70     unsigned int addr_y;
  71     unsigned int addr_cbcr;
  72     unsigned int buf_idx;
  73     unsigned int reserved;
  74 };
  75
  76 /* 12  Y/CbCr 4:2:0 64x32 macroblocks */
  77 #define V4L2_PIX_FMT_NV12T    v4l2_fourcc('T', 'V', '1', '2')
  78
  79 #define ALIGN(x, a)       (((x) + (a) - 1) & ~((a) - 1))
  80 #define ALIGN_TO_32B(x)   ((((x) + (1 <<  5) - 1) >>  5) <<  5)
  81 #define ALIGN_TO_128B(x)  ((((x) + (1 <<  7) - 1) >>  7) <<  7)
  82 #define ALIGN_TO_8KB(x)   ((((x) + (1 << 13) - 1) >> 13) << 13)
  83
  84 #define GET_32BPP_FRAME_SIZE(w, h)  (((w) * (h)) << 2)
  85 #define GET_24BPP_FRAME_SIZE(w, h)  (((w) * (h)) * 3)
  86 #define GET_16BPP_FRAME_SIZE(w, h)  (((w) * (h)) << 1)
  87
  88 /*
  89  * Convert hal_pixel_format to v4l2_pixel_format.
  90  *
  91  * @param hal_pixel_format
  92  *   hal_pixel_format[in]
  93  *
  94  * @return
  95  *   v4l2_pixel_format
  96  */
  97 int HAL_PIXEL_FORMAT_2_V4L2_PIX(
  98     int hal_pixel_format);
  99
 100 /*
 101  * Convert v4l2_pixel_format to hal_pixel_format.
 102  *
 103  * @param v4l2_pixel_format
 104  *   v4l2_pixel_format[in]
 105  *
 106  * @return
 107  *   hal_pixel_format
 108  */
 109 int V4L2_PIX_2_HAL_PIXEL_FORMAT(
 110     int v4l2_pixel_format);
 111
 112 /*
 113  * Get frame_size of hal_pixel_format.
 114  *
 115  * @param hal_pixel_format
 116  *   hal_pixel_format[in]
 117  *
 118  * @param width
 119  *   width[in]
 120  *
 121  * @param height
 122  *   height[in]
 123  *
 124  * @return
 125  *   frame_size
 126  */
 127 unsigned int FRAME_SIZE(
 128     int hal_pixel_format,
 129     int width,
 130     int height);
 131
 132 int PLANAR_FRAME_SIZE(
 133     int hal_pixel_format,
 134     int width,
 135     int height,
 136     unsigned int *luma_size,
 137     unsigned int *chroma_size);
 138
 139 int NUM_PLANES(int hal_pixel_format);
 140
 141
 142 /*
 143  * Get bpp and plane of v4l2_pixel_format.
 144  *
 145  * @param v4l2_pixel_format
 146  *   v4l2_pixel_format[in]
 147  *
 148  * @param bpp
 149  *   address of bpp[out]
 150  *
 151  * @param planes
 152  *   address of planes[out]
 153  *
 154  * @return
 155  *   error code
 156  */
 157 int V4L2_PIX_2_YUV_INFO(
 158     unsigned int  v4l2_pixel_format,
 159     unsigned int *bpp,
 160     unsigned int *planes);
 161
 162 /*
 163  * Get bpp of v4l2_pixel_format.
 164  *
 165  * @param v4l2_pixel_format
 166  *   v4l2_pixel_format[in]
 167  *
 168  * @return
 169  *   bpp
 170  */
 171 unsigned int get_yuv_bpp(
 172     unsigned int v4l2_pixel_format);
 173
 174 /*
 175  * Get plane of v4l2_pixel_format.
 176  *
 177  * @param v4l2_pixel_format
 178  *   v4l2_pixel_format[in]
 179  *
 180  * @return
 181  *   num of plane
 182  */
 183 unsigned int get_yuv_planes(
 184     unsigned int v4l2_pixel_format);
 185
 186 #ifdef __cplusplus
 187 }
 188 #endif
 189
 190 #endif