include/swconverter.h

   1 /*
   2  *
   3  * Copyright 2012 Samsung Electronics S.LSI Co. LTD
   4  *
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  */
  17
  18 /*
  19  * @file    swconverter.h
  20  * @brief   Exynos_OMX specific define. It support MFC's tiled format.
  21  *   NV12T(tiled) layout:
  22  *   Each element is not pixel.
  23  *   MFC 5.x : It is 64x32 pixel block.
  24  *   MFC 6.x : It is 16x16 pixel block.
  25  *   uv pixel block is interleaved as u v u v u v ...
  26  *   y1    y2    y7    y8    y9    y10   y15   y16
  27  *   y3    y4    y5    y6    y11   y12   y13   y14
  28  *   y17   y18   y23   y24   y25   y26   y31   y32
  29  *   y19   y20   y21   y22   y27   y28   y29   y30
  30  *   uv1   uv2   uv7   uv8   uv9   uv10  uv15  uv16
  31  *   uv3   uv4   uv5   uv6   uv11  uv12  uv13  uv14
  32  *   YUV420Planar(linear) layout:
  33  *   Each element is not pixel. It is 64x32 pixel block.
  34  *   y1    y2    y3    y4    y5    y6    y7    y8
  35  *   y9    y10   y11   y12   y13   y14   y15   y16
  36  *   y17   y18   y19   y20   y21   y22   y23   y24
  37  *   y25   y26   y27   y28   y29   y30   y31   y32
  38  *   u1    u2    u3    u4    u5    u6    u7    u8
  39  *   v1    v2    v3    v4    v5    v6    v7    v8
  40  *   YUV420Semiplanar(linear) layout:
  41  *   Each element is not pixel. It is 64x32 pixel block.
  42  *   uv pixel block is interleaved as u v u v u v ...
  43  *   y1    y2    y3    y4    y5    y6    y7    y8
  44  *   y9    y10   y11   y12   y13   y14   y15   y16
  45  *   y17   y18   y19   y20   y21   y22   y23   y24
  46  *   y25   y26   y27   y28   y29   y30   y31   y32
  47  *   uv1   uv2   uv3   uv4   uv5   uv6   uv7   uv8
  48  *   uv9   uv10  uv11  uv12  uv13  uv14  uv15  uv16
  49  * @author  ShinWon Lee (shinwon.lee@samsung.com)
  50  * @version 1.0
  51  * @history
  52  *   2012.02.01 : Create
  53  */
  54
  55 #ifndef SW_CONVERTOR_H_
  56 #define SW_CONVERTOR_H_
  57
  58 /*--------------------------------------------------------------------------------*/
  59 /* Format Conversion API                                                          */
  60 /*--------------------------------------------------------------------------------*/
  61 /*
  62  * C code only
  63  * De-interleaves src to dest1, dest2
  64  *
  65  * @param dest1
  66  *   Address of de-interleaved data[out]
  67  *
  68  * @param dest2
  69  *   Address of de-interleaved data[out]
  70  *
  71  * @param src
  72  *   Address of interleaved data[in]
  73  *
  74  * @param src_size
  75  *   Size of interleaved data[in]
  76  */
  77 void csc_deinterleave_memcpy(
  78     unsigned char *dest1,
  79     unsigned char *dest2,
  80     unsigned char *src,
  81     unsigned int src_size);
  82
  83 /*
  84  * C code or Neon
  85  * Interleaves src1, src2 to dest
  86  *
  87  * @param dest
  88  *   Address of interleaved data[out]
  89  *
  90  * @param src1
  91  *   Address of de-interleaved data[in]
  92  *
  93  * @param src2
  94  *   Address of de-interleaved data[in]
  95  *
  96  * @param src_size
  97  *   Size of de-interleaved data[in]
  98  */
  99 void csc_interleave_memcpy(
 100     unsigned char *dest,
 101     unsigned char *src1,
 102     unsigned char *src2,
 103     unsigned int src_size);
 104
 105 /*
 106  * C code or Neon
 107  * Converts tiled data to linear
 108  * 1. y of nv12t to y of yuv420p
 109  * 2. y of nv12t to y of yuv420s
 110  *
 111  * @param dst
 112  *   y address of yuv420[out]
 113  *
 114  * @param src
 115  *   y address of nv12t[in]
 116  *
 117  * @param yuv420_width
 118  *   real width of yuv420[in]
 119  *   it should be even
 120  *
 121  * @param yuv420_height
 122  *   real height of yuv420[in]
 123  *   it should be even.
 124  *
 125  */
 126 void csc_tiled_to_linear_y(
 127     unsigned char *y_dst,
 128     unsigned char *y_src,
 129     unsigned int width,
 130     unsigned int height);
 131
 132 /*
 133  * C code or Neon
 134  * Converts tiled data to linear
 135  * 1. uv of nv12t to y of yuv420s
 136  *
 137  * @param dst
 138  *   uv address of yuv420s[out]
 139  *
 140  * @param src
 141  *   uv address of nv12t[in]
 142  *
 143  * @param yuv420_width
 144  *   real width of yuv420s[in]
 145  *
 146  * @param yuv420_height
 147  *   real height of yuv420s[in]
 148  *
 149  */
 150 void csc_tiled_to_linear_uv(
 151     unsigned char *uv_dst,
 152     unsigned char *uv_src,
 153     unsigned int width,
 154     unsigned int height);
 155
 156 /*
 157  * C code or Neon
 158  * Converts tiled data to linear
 159  * 1. uv of nt12t to uv of yuv420p
 160  *
 161  * @param u_dst
 162  *   u address of yuv420p[out]
 163  *
 164  * @param v_dst
 165  *   v address of yuv420p[out]
 166  *
 167  * @param uv_src
 168  *   uv address of nt12t[in]
 169  *
 170  * @param yuv420_width
 171  *   real width of yuv420p[in]
 172  *
 173  * @param yuv420_height
 174  *   real height of yuv420p[in]
 175  */
 176 void csc_tiled_to_linear_uv_deinterleave(
 177     unsigned char *u_dst,
 178     unsigned char *v_dst,
 179     unsigned char *uv_src,
 180     unsigned int width,
 181     unsigned int height);
 182
 183 /*
 184  * Neon only
 185  * Converts linear data to tiled
 186  * 1. y of yuv420 to y of nv12t
 187  *
 188  * @param dst
 189  *   y address of nv12t[out]
 190  *
 191  * @param src
 192  *   y address of yuv420[in]
 193  *
 194  * @param yuv420_width
 195  *   real width of yuv420[in]
 196  *   it should be even
 197  *
 198  * @param yuv420_height
 199  *   real height of yuv420[in]
 200  *   it should be even.
 201  *
 202  */
 203 void csc_linear_to_tiled_y(
 204     unsigned char *y_dst,
 205     unsigned char *y_src,
 206     unsigned int width,
 207     unsigned int height);
 208
 209 /*
 210  * Neon only
 211  * Converts and interleaves linear data to tiled
 212  * 1. uv of nv12t to uv of yuv420
 213  *
 214  * @param dst
 215  *   uv address of nv12t[out]
 216  *
 217  * @param src
 218  *   u address of yuv420[in]
 219  *
 220  * @param src
 221  *   v address of yuv420[in]
 222  *
 223  * @param yuv420_width
 224  *   real width of yuv420[in]
 225  *
 226  * @param yuv420_height
 227  *   real height of yuv420[in]
 228  *
 229  */
 230 void csc_linear_to_tiled_uv(
 231     unsigned char *uv_dst,
 232     unsigned char *u_src,
 233     unsigned char *v_src,
 234     unsigned int width,
 235     unsigned int height);
 236
 237 /*
 238  * C code only
 239  * Converts RGB565 to YUV420P
 240  *
 241  * @param y_dst
 242  *   Y plane address of YUV420P[out]
 243  *
 244  * @param u_dst
 245  *   U plane address of YUV420P[out]
 246  *
 247  * @param v_dst
 248  *   V plane address of YUV420P[out]
 249  *
 250  * @param rgb_src
 251  *   Address of RGB565[in]
 252  *
 253  * @param width
 254  *   Width of RGB565[in]
 255  *
 256  * @param height
 257  *   Height of RGB565[in]
 258  */
 259 void csc_RGB565_to_YUV420P(
 260     unsigned char *y_dst,
 261     unsigned char *u_dst,
 262     unsigned char *v_dst,
 263     unsigned char *rgb_src,
 264     int width,
 265     int height);
 266
 267 /*
 268  * C code only
 269  * Converts RGB565 to YUV420SP
 270  *
 271  * @param y_dst
 272  *   Y plane address of YUV420SP[out]
 273  *
 274  * @param uv_dst
 275  *   UV plane address of YUV420SP[out]
 276  *
 277  * @param rgb_src
 278  *   Address of RGB565[in]
 279  *
 280  * @param width
 281  *   Width of RGB565[in]
 282  *
 283  * @param height
 284  *   Height of RGB565[in]
 285  */
 286 void csc_RGB565_to_YUV420SP(
 287     unsigned char *y_dst,
 288     unsigned char *uv_dst,
 289     unsigned char *rgb_src,
 290     int width,
 291     int height);
 292
 293 /*
 294  * C code only
 295  * Converts BGRA8888 to YUV420P
 296  *
 297  * @param y_dst
 298  *   Y plane address of YUV420P[out]
 299  *
 300  * @param u_dst
 301  *   U plane address of YUV420P[out]
 302  *
 303  * @param v_dst
 304  *   V plane address of YUV420P[out]
 305  *
 306  * @param rgb_src
 307  *   Address of BGRA8888[in]
 308  *
 309  * @param width
 310  *   Width of BGRA8888[in]
 311  *
 312  * @param height
 313  *   Height of BGRA8888[in]
 314  */
 315 void csc_BGRA8888_to_YUV420P(
 316     unsigned char *y_dst,
 317     unsigned char *u_dst,
 318     unsigned char *v_dst,
 319     unsigned char *rgb_src,
 320     unsigned int width,
 321     unsigned int height);
 322
 323 /*
 324  * C code or Neon
 325  * Converts BGRA8888 to YUV420SP
 326  *
 327  * @param y_dst
 328  *   Y plane address of YUV420SP[out]
 329  *
 330  * @param uv_dst
 331  *   UV plane address of YUV420SP[out]
 332  *
 333  * @param rgb_src
 334  *   Address of BGRA8888[in]
 335  *
 336  * @param width
 337  *   Width of BGRA8888[in]
 338  *
 339  * @param height
 340  *   Height of BGRA8888[in]
 341  */
 342 void csc_BGRA8888_to_YUV420SP(
 343     unsigned char *y_dst,
 344     unsigned char *uv_dst,
 345     unsigned char *rgb_src,
 346     unsigned int width,
 347     unsigned int height);
 348
 349 /*
 350  * C code only
 351  * Converts RGBA8888 to YUV420P
 352  *
 353  * @param y_dst
 354  *   Y plane address of YUV420P[out]
 355  *
 356  * @param u_dst
 357  *   U plane address of YUV420P[out]
 358  *
 359  * @param v_dst
 360  *   V plane address of YUV420P[out]
 361  *
 362  * @param rgb_src
 363  *   Address of RGBA8888[in]
 364  *
 365  * @param width
 366  *   Width of RGBA8888[in]
 367  *
 368  * @param height
 369  *   Height of RGBA8888[in]
 370  */
 371 void csc_RGBA8888_to_YUV420P(
 372     unsigned char *y_dst,
 373     unsigned char *u_dst,
 374     unsigned char *v_dst,
 375     unsigned char *rgb_src,
 376     unsigned int width,
 377     unsigned int height);
 378
 379 /*
 380  * C code or Neon
 381  * Converts RGBA8888 to YUV420SP
 382  *
 383  * @param y_dst
 384  *   Y plane address of YUV420SP[out]
 385  *
 386  * @param uv_dst
 387  *   UV plane address of YUV420SP[out]
 388  *
 389  * @param rgb_src
 390  *   Address of RGBA8888[in]
 391  *
 392  * @param width
 393  *   Width of RGBA8888[in]
 394  *
 395  * @param height
 396  *   Height of RGBA8888[in]
 397  */
 398 void csc_RGBA8888_to_YUV420SP(
 399     unsigned char *y_dst,
 400     unsigned char *uv_dst,
 401     unsigned char *rgb_src,
 402     unsigned int width,
 403     unsigned int height);
 404
 405 #endif /*COLOR_SPACE_CONVERTOR_H_*/