Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 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 | /* |
| 18 | * file exynos5_format_v4l2.c |
| 19 | * author Sangwoo, Park(sw5771.park@samsung.com) |
| 20 | * date 2011/06/02 |
| 21 | * |
| 22 | * Revision History: |
| 23 | * - 2010/06/03 : Sangwoo, Park(sw5771.park@samsung.com) |
| 24 | * Initial version |
| 25 | * |
| 26 | * - 2011/12/07 : Hyeonmyeong Choi( hyeon.choi@samsung.com) |
| 27 | * Add V4L2_PIX_FMT_YVU420M |
| 28 | * |
| 29 | * - 2012/03/06 : shinwon lee(shinwon.lee@samsung.com) |
| 30 | * Merge to libexynosutils |
| 31 | * |
| 32 | */ |
| 33 | |
| 34 | #ifndef __EXYNOS5_FORMAT_V4L2_H__ |
| 35 | #define __EXYNOS5_FORMAT_V4L2_H__ |
| 36 | |
| 37 | //---------------------------------------------------------// |
| 38 | // Include |
| 39 | //---------------------------------------------------------// |
| 40 | #include <hardware/hardware.h> |
| 41 | #include "exynos_format.h" |
| 42 | #include "s5p_fimc_v4l2.h" |
| 43 | #include <utils/Log.h> |
Christopher Ferris | 0dd00e7 | 2013-12-04 14:53:23 -0800 | [diff] [blame] | 44 | #include <linux/videodev2.h> |
Jiho Chang | c3e0af6 | 2012-04-26 13:52:52 -0700 | [diff] [blame] | 45 | #include "videodev2_exynos_media.h" |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 46 | |
| 47 | int HAL_PIXEL_FORMAT_2_V4L2_PIX( |
| 48 | int hal_pixel_format) |
| 49 | { |
| 50 | int v4l2_pixel_format = -1; |
| 51 | |
| 52 | switch (hal_pixel_format) { |
| 53 | case HAL_PIXEL_FORMAT_RGBA_8888: |
| 54 | case HAL_PIXEL_FORMAT_RGBX_8888: |
Greg Hackmann | 129f353 | 2013-01-03 11:25:45 -0800 | [diff] [blame] | 55 | case HAL_PIXEL_FORMAT_CUSTOM_ARGB_8888: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 56 | v4l2_pixel_format = V4L2_PIX_FMT_RGB32; |
| 57 | break; |
| 58 | |
| 59 | case HAL_PIXEL_FORMAT_RGB_888: |
| 60 | v4l2_pixel_format = V4L2_PIX_FMT_RGB24; |
| 61 | break; |
| 62 | |
| 63 | case HAL_PIXEL_FORMAT_RGB_565: |
| 64 | v4l2_pixel_format = V4L2_PIX_FMT_RGB565; |
| 65 | break; |
| 66 | |
| 67 | case HAL_PIXEL_FORMAT_BGRA_8888: |
| 68 | v4l2_pixel_format = V4L2_PIX_FMT_BGR32; |
| 69 | break; |
| 70 | |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 71 | case HAL_PIXEL_FORMAT_EXYNOS_YV12: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 72 | v4l2_pixel_format = V4L2_PIX_FMT_YVU420M; |
| 73 | break; |
| 74 | |
| 75 | case HAL_PIXEL_FORMAT_YCbCr_420_P: |
| 76 | v4l2_pixel_format = V4L2_PIX_FMT_YUV420M; |
| 77 | break; |
| 78 | |
| 79 | case HAL_PIXEL_FORMAT_YCbCr_422_SP: |
| 80 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_SP: |
| 81 | v4l2_pixel_format = V4L2_PIX_FMT_NV61; |
| 82 | break; |
| 83 | |
| 84 | case HAL_PIXEL_FORMAT_YCbCr_420_SP: |
| 85 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP: |
| 86 | v4l2_pixel_format = V4L2_PIX_FMT_NV12M; |
| 87 | break; |
| 88 | |
| 89 | case HAL_PIXEL_FORMAT_YCbCr_422_I: |
| 90 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_I: |
| 91 | v4l2_pixel_format = V4L2_PIX_FMT_YUYV; |
| 92 | break; |
| 93 | |
| 94 | case HAL_PIXEL_FORMAT_YCbCr_422_P: |
| 95 | v4l2_pixel_format = V4L2_PIX_FMT_YUV422P; |
| 96 | break; |
| 97 | |
| 98 | case HAL_PIXEL_FORMAT_CbYCrY_422_I: |
| 99 | case HAL_PIXEL_FORMAT_CUSTOM_CbYCrY_422_I: |
| 100 | v4l2_pixel_format = V4L2_PIX_FMT_UYVY; |
| 101 | break; |
| 102 | |
| 103 | case HAL_PIXEL_FORMAT_YCrCb_422_SP: |
| 104 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_SP: |
| 105 | v4l2_pixel_format = V4L2_PIX_FMT_NV16; |
| 106 | break; |
| 107 | |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 108 | case HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 109 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP: |
| 110 | v4l2_pixel_format = V4L2_PIX_FMT_NV21M; |
| 111 | break; |
| 112 | |
| 113 | case HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED: |
| 114 | v4l2_pixel_format = V4L2_PIX_FMT_NV12MT_16X16; |
| 115 | break; |
| 116 | |
| 117 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED: |
| 118 | v4l2_pixel_format = V4L2_PIX_FMT_NV12MT_16X16; |
| 119 | break; |
| 120 | |
| 121 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_I: |
| 122 | v4l2_pixel_format = V4L2_PIX_FMT_YVYU; |
| 123 | break; |
| 124 | |
| 125 | case HAL_PIXEL_FORMAT_CUSTOM_CrYCbY_422_I: |
| 126 | v4l2_pixel_format = V4L2_PIX_FMT_VYUY; |
| 127 | break; |
| 128 | |
| 129 | default: |
Dima Zavin | 53b4197 | 2012-04-02 10:29:34 -0700 | [diff] [blame] | 130 | ALOGE("%s::unmatched HAL_PIXEL_FORMAT color_space(0x%x)\n", |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 131 | __func__, hal_pixel_format); |
| 132 | break; |
| 133 | } |
| 134 | |
| 135 | return v4l2_pixel_format; |
| 136 | } |
| 137 | |
| 138 | int V4L2_PIX_2_HAL_PIXEL_FORMAT( |
| 139 | int v4l2_pixel_format) |
| 140 | { |
| 141 | int hal_pixel_format = -1; |
| 142 | |
| 143 | switch (v4l2_pixel_format) { |
| 144 | case V4L2_PIX_FMT_RGB32: |
| 145 | hal_pixel_format = HAL_PIXEL_FORMAT_RGBA_8888; |
| 146 | break; |
| 147 | |
| 148 | case V4L2_PIX_FMT_RGB24: |
| 149 | hal_pixel_format = HAL_PIXEL_FORMAT_RGB_888; |
| 150 | break; |
| 151 | |
| 152 | case V4L2_PIX_FMT_RGB565: |
| 153 | hal_pixel_format = HAL_PIXEL_FORMAT_RGB_565; |
| 154 | break; |
| 155 | |
| 156 | case V4L2_PIX_FMT_BGR32: |
| 157 | hal_pixel_format = HAL_PIXEL_FORMAT_BGRA_8888; |
| 158 | break; |
| 159 | |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 160 | case V4L2_PIX_FMT_YUV420: |
| 161 | case V4L2_PIX_FMT_YUV420M: |
| 162 | hal_pixel_format = HAL_PIXEL_FORMAT_YCbCr_420_P; |
| 163 | break; |
| 164 | |
| 165 | case V4L2_PIX_FMT_YVU420: |
| 166 | case V4L2_PIX_FMT_YVU420M: |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 167 | hal_pixel_format = HAL_PIXEL_FORMAT_EXYNOS_YV12; |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 168 | break; |
| 169 | |
| 170 | case V4L2_PIX_FMT_NV16: |
| 171 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_SP; |
| 172 | break; |
| 173 | |
| 174 | case V4L2_PIX_FMT_NV12: |
| 175 | hal_pixel_format = HAL_PIXEL_FORMAT_YCbCr_420_SP; |
| 176 | break; |
| 177 | |
| 178 | case V4L2_PIX_FMT_NV12M: |
| 179 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP; |
| 180 | break; |
| 181 | |
| 182 | case V4L2_PIX_FMT_YUYV: |
| 183 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_I; |
| 184 | break; |
| 185 | |
| 186 | case V4L2_PIX_FMT_YUV422P: |
| 187 | hal_pixel_format = HAL_PIXEL_FORMAT_YCbCr_422_P; |
| 188 | break; |
| 189 | |
| 190 | case V4L2_PIX_FMT_UYVY: |
| 191 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_CbYCrY_422_I; |
| 192 | break; |
| 193 | |
| 194 | case V4L2_PIX_FMT_NV21: |
| 195 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP; |
| 196 | break; |
| 197 | case V4L2_PIX_FMT_NV12MT_16X16: |
| 198 | |
| 199 | hal_pixel_format = HAL_PIXEL_FORMAT_YCbCr_420_SP_TILED; |
| 200 | break; |
| 201 | |
| 202 | case V4L2_PIX_FMT_NV61: |
| 203 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_SP; |
| 204 | break; |
| 205 | |
| 206 | case V4L2_PIX_FMT_YVYU: |
| 207 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_I; |
| 208 | break; |
| 209 | |
| 210 | case V4L2_PIX_FMT_VYUY: |
| 211 | hal_pixel_format = HAL_PIXEL_FORMAT_CUSTOM_CrYCbY_422_I; |
| 212 | break; |
| 213 | |
| 214 | default: |
Dima Zavin | 53b4197 | 2012-04-02 10:29:34 -0700 | [diff] [blame] | 215 | ALOGE("%s::unmatched V4L2_PIX color_space(%d)\n", |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 216 | __func__, v4l2_pixel_format); |
| 217 | break; |
| 218 | } |
| 219 | |
| 220 | return hal_pixel_format; |
| 221 | } |
| 222 | |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 223 | int NUM_PLANES(int hal_pixel_format) |
| 224 | { |
| 225 | switch(hal_pixel_format) { |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 226 | case HAL_PIXEL_FORMAT_EXYNOS_YV12: |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 227 | case HAL_PIXEL_FORMAT_YCbCr_420_P: |
| 228 | return 3; |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 229 | case HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP: |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 230 | case HAL_PIXEL_FORMAT_YCbCr_420_SP: |
| 231 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP: |
| 232 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP: |
| 233 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED: |
| 234 | return 2; |
| 235 | break; |
| 236 | case HAL_PIXEL_FORMAT_YCbCr_420_I: |
| 237 | case HAL_PIXEL_FORMAT_CbYCrY_420_I: |
| 238 | return 1; |
| 239 | default: |
| 240 | return 1; |
| 241 | } |
| 242 | } |
| 243 | |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 244 | unsigned int FRAME_SIZE( |
| 245 | int hal_pixel_format, |
| 246 | int width, |
| 247 | int height) |
| 248 | { |
| 249 | unsigned int frame_size = 0; |
| 250 | unsigned int size = 0; |
| 251 | |
| 252 | switch (hal_pixel_format) { |
| 253 | // 16bpp |
| 254 | case HAL_PIXEL_FORMAT_RGB_565: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 255 | frame_size = GET_16BPP_FRAME_SIZE(width, height); |
| 256 | break; |
| 257 | |
| 258 | // 24bpp |
| 259 | case HAL_PIXEL_FORMAT_RGB_888: |
| 260 | frame_size = GET_24BPP_FRAME_SIZE(width, height); |
| 261 | break; |
| 262 | |
| 263 | // 32bpp |
| 264 | case HAL_PIXEL_FORMAT_RGBA_8888: |
| 265 | case HAL_PIXEL_FORMAT_BGRA_8888: |
| 266 | case HAL_PIXEL_FORMAT_RGBX_8888: |
Greg Hackmann | 129f353 | 2013-01-03 11:25:45 -0800 | [diff] [blame] | 267 | case HAL_PIXEL_FORMAT_CUSTOM_ARGB_8888: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 268 | frame_size = GET_32BPP_FRAME_SIZE(width, height); |
| 269 | break; |
| 270 | |
| 271 | // 12bpp |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 272 | case HAL_PIXEL_FORMAT_EXYNOS_YV12: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 273 | case HAL_PIXEL_FORMAT_YCbCr_420_P: |
| 274 | case HAL_PIXEL_FORMAT_YCbCr_420_I: |
| 275 | case HAL_PIXEL_FORMAT_CbYCrY_420_I: |
| 276 | size = ALIGN(width, 16) * ALIGN(height, 16); |
| 277 | frame_size = size + 2 * ALIGN(width >> 1, 8) * ALIGN(height >> 1, 8); |
| 278 | break; |
| 279 | |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 280 | case HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 281 | case HAL_PIXEL_FORMAT_YCbCr_420_SP: |
| 282 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP: |
| 283 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP: |
| 284 | size = ALIGN(ALIGN(width, 16) * ALIGN(height, 16), 2048); |
| 285 | frame_size = size + ALIGN(ALIGN(width, 16) * ALIGN(height >> 1, 8), 2048); |
| 286 | break; |
| 287 | |
| 288 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED: |
| 289 | frame_size = ALIGN_TO_8KB(ALIGN_TO_128B(width) * ALIGN_TO_32B(height)) |
| 290 | + ALIGN_TO_8KB(ALIGN_TO_128B(width) * ALIGN_TO_32B(height >> 1)); |
| 291 | break; |
| 292 | |
| 293 | // 16bpp |
| 294 | case HAL_PIXEL_FORMAT_YCbCr_422_SP: |
| 295 | case HAL_PIXEL_FORMAT_YCbCr_422_I: |
| 296 | case HAL_PIXEL_FORMAT_YCbCr_422_P: |
| 297 | case HAL_PIXEL_FORMAT_CbYCrY_422_I: |
| 298 | case HAL_PIXEL_FORMAT_YCrCb_422_SP: |
| 299 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_SP: |
| 300 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_SP: |
| 301 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_422_I: |
| 302 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_422_I: |
| 303 | case HAL_PIXEL_FORMAT_CUSTOM_CbYCrY_422_I: |
| 304 | case HAL_PIXEL_FORMAT_CUSTOM_CrYCbY_422_I: |
| 305 | frame_size = GET_16BPP_FRAME_SIZE(width, height); |
| 306 | break; |
| 307 | |
| 308 | default: |
Dima Zavin | 53b4197 | 2012-04-02 10:29:34 -0700 | [diff] [blame] | 309 | ALOGD("%s::no matching source colorformat(0x%x), width(%d), h(%d) fail\n", |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 310 | __func__, hal_pixel_format, width, height); |
| 311 | break; |
| 312 | } |
| 313 | |
| 314 | return frame_size; |
| 315 | } |
| 316 | |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 317 | int PLANAR_FRAME_SIZE(int hal_pixel_format, int width, int height, |
| 318 | unsigned int *luma_size, unsigned int *chroma_size) |
| 319 | { |
| 320 | unsigned int size = 0; |
| 321 | |
| 322 | switch(hal_pixel_format) { |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 323 | case HAL_PIXEL_FORMAT_EXYNOS_YV12: |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 324 | case HAL_PIXEL_FORMAT_YCbCr_420_P: |
| 325 | size = width * height; |
| 326 | *luma_size = size; |
| 327 | *chroma_size = size >> 2; |
Rebecca Schultz Zavin | c853be7 | 2012-08-23 00:03:05 -0700 | [diff] [blame] | 328 | case HAL_PIXEL_FORMAT_EXYNOS_YCrCb_420_SP: |
Rebecca Schultz Zavin | 471812b | 2012-05-15 16:49:56 -0700 | [diff] [blame] | 329 | case HAL_PIXEL_FORMAT_YCbCr_420_I: |
| 330 | case HAL_PIXEL_FORMAT_CbYCrY_420_I: |
| 331 | case HAL_PIXEL_FORMAT_YCbCr_420_SP: |
| 332 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP: |
| 333 | case HAL_PIXEL_FORMAT_CUSTOM_YCrCb_420_SP: |
| 334 | size = width * height; |
| 335 | *luma_size = size; |
| 336 | *chroma_size = (size >> 2) << 1; |
| 337 | break; |
| 338 | case HAL_PIXEL_FORMAT_CUSTOM_YCbCr_420_SP_TILED: |
| 339 | *luma_size = ALIGN_TO_8KB(ALIGN_TO_128B(width) * ALIGN_TO_32B(height)); |
| 340 | *chroma_size = ALIGN_TO_8KB(ALIGN_TO_128B(width) * |
| 341 | ALIGN_TO_32B(height >> 1)); |
| 342 | break; |
| 343 | default: |
| 344 | *luma_size = FRAME_SIZE(hal_pixel_format, width, height); |
| 345 | } |
| 346 | return 0; |
| 347 | } |
| 348 | |
| 349 | |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 350 | int V4L2_PIX_2_YUV_INFO(unsigned int v4l2_pixel_format, unsigned int * bpp, unsigned int * planes) |
| 351 | { |
| 352 | switch (v4l2_pixel_format) { |
| 353 | case V4L2_PIX_FMT_NV12: |
| 354 | *bpp = 12; |
| 355 | *planes = 1; |
| 356 | break; |
| 357 | case V4L2_PIX_FMT_NV21: |
| 358 | case V4L2_PIX_FMT_NV21X: |
| 359 | case V4L2_PIX_FMT_NV12M: |
| 360 | case V4L2_PIX_FMT_NV21M: |
Benoit Goby | aad0a4c | 2012-08-28 15:17:09 -0700 | [diff] [blame] | 361 | case V4L2_PIX_FMT_NV12MT_16X16: |
Jiho Chang | 61bc154 | 2012-03-24 05:52:01 +0900 | [diff] [blame] | 362 | *bpp = 12; |
| 363 | *planes = 2; |
| 364 | break; |
| 365 | case V4L2_PIX_FMT_YUV420: |
| 366 | case V4L2_PIX_FMT_YUV420M: |
| 367 | case V4L2_PIX_FMT_YVU420M: |
| 368 | *bpp = 12; |
| 369 | *planes = 3; |
| 370 | break; |
| 371 | case V4L2_PIX_FMT_YUYV: |
| 372 | case V4L2_PIX_FMT_YVYU: |
| 373 | case V4L2_PIX_FMT_UYVY: |
| 374 | case V4L2_PIX_FMT_VYUY: |
| 375 | *bpp = 16; |
| 376 | *planes = 1; |
| 377 | break; |
| 378 | case V4L2_PIX_FMT_NV16: |
| 379 | case V4L2_PIX_FMT_NV61: |
| 380 | case V4L2_PIX_FMT_NV16X: |
| 381 | case V4L2_PIX_FMT_NV61X: |
| 382 | *bpp = 16; |
| 383 | *planes = 2; |
| 384 | break; |
| 385 | case V4L2_PIX_FMT_YUV422P: |
| 386 | *bpp = 16; |
| 387 | *planes = 3; |
| 388 | break; |
| 389 | default: |
| 390 | return -1; |
| 391 | break; |
| 392 | } |
| 393 | |
| 394 | return 0; |
| 395 | } |
| 396 | |
| 397 | unsigned int get_yuv_bpp(unsigned int v4l2_pixel_format) |
| 398 | { |
| 399 | unsigned int bpp, planes; |
| 400 | |
| 401 | if (V4L2_PIX_2_YUV_INFO(v4l2_pixel_format, &bpp, &planes) < 0) |
| 402 | bpp = -1; |
| 403 | |
| 404 | return bpp; |
| 405 | } |
| 406 | |
| 407 | unsigned int get_yuv_planes(unsigned int v4l2_pixel_format) |
| 408 | { |
| 409 | unsigned int bpp, planes; |
| 410 | |
| 411 | if (V4L2_PIX_2_YUV_INFO(v4l2_pixel_format, &bpp, &planes) < 0) |
| 412 | planes = -1; |
| 413 | |
| 414 | return planes; |
| 415 | } |
| 416 | #endif |