| 1 | /* |
| 2 | * Copyright (C) 2001-2011 Michael Niedermayer <michaelni@gmx.at> |
| 3 | * |
| 4 | * This file is part of FFmpeg. |
| 5 | * |
| 6 | * FFmpeg is free software; you can redistribute it and/or |
| 7 | * modify it under the terms of the GNU Lesser General Public |
| 8 | * License as published by the Free Software Foundation; either |
| 9 | * version 2.1 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * FFmpeg is distributed in the hope that it will be useful, |
| 12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
| 14 | * Lesser General Public License for more details. |
| 15 | * |
| 16 | * You should have received a copy of the GNU Lesser General Public |
| 17 | * License along with FFmpeg; if not, write to the Free Software |
| 18 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
| 19 | */ |
| 20 | |
| 21 | #include <inttypes.h> |
| 22 | #include <string.h> |
| 23 | #include <math.h> |
| 24 | #include <stdio.h> |
| 25 | #include "config.h" |
| 26 | #include "swscale.h" |
| 27 | #include "swscale_internal.h" |
| 28 | #include "rgb2rgb.h" |
| 29 | #include "libavutil/intreadwrite.h" |
| 30 | #include "libavutil/cpu.h" |
| 31 | #include "libavutil/avutil.h" |
| 32 | #include "libavutil/mathematics.h" |
| 33 | #include "libavutil/bswap.h" |
| 34 | #include "libavutil/pixdesc.h" |
| 35 | #include "libavutil/avassert.h" |
| 36 | |
| 37 | DECLARE_ALIGNED(8, static const uint8_t, dithers)[8][8][8]={ |
| 38 | { |
| 39 | { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| 40 | { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| 41 | { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| 42 | { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| 43 | { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| 44 | { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| 45 | { 0, 1, 0, 1, 0, 1, 0, 1,}, |
| 46 | { 1, 0, 1, 0, 1, 0, 1, 0,}, |
| 47 | },{ |
| 48 | { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| 49 | { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| 50 | { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| 51 | { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| 52 | { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| 53 | { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| 54 | { 1, 2, 1, 2, 1, 2, 1, 2,}, |
| 55 | { 3, 0, 3, 0, 3, 0, 3, 0,}, |
| 56 | },{ |
| 57 | { 2, 4, 3, 5, 2, 4, 3, 5,}, |
| 58 | { 6, 0, 7, 1, 6, 0, 7, 1,}, |
| 59 | { 3, 5, 2, 4, 3, 5, 2, 4,}, |
| 60 | { 7, 1, 6, 0, 7, 1, 6, 0,}, |
| 61 | { 2, 4, 3, 5, 2, 4, 3, 5,}, |
| 62 | { 6, 0, 7, 1, 6, 0, 7, 1,}, |
| 63 | { 3, 5, 2, 4, 3, 5, 2, 4,}, |
| 64 | { 7, 1, 6, 0, 7, 1, 6, 0,}, |
| 65 | },{ |
| 66 | { 4, 8, 7, 11, 4, 8, 7, 11,}, |
| 67 | { 12, 0, 15, 3, 12, 0, 15, 3,}, |
| 68 | { 6, 10, 5, 9, 6, 10, 5, 9,}, |
| 69 | { 14, 2, 13, 1, 14, 2, 13, 1,}, |
| 70 | { 4, 8, 7, 11, 4, 8, 7, 11,}, |
| 71 | { 12, 0, 15, 3, 12, 0, 15, 3,}, |
| 72 | { 6, 10, 5, 9, 6, 10, 5, 9,}, |
| 73 | { 14, 2, 13, 1, 14, 2, 13, 1,}, |
| 74 | },{ |
| 75 | { 9, 17, 15, 23, 8, 16, 14, 22,}, |
| 76 | { 25, 1, 31, 7, 24, 0, 30, 6,}, |
| 77 | { 13, 21, 11, 19, 12, 20, 10, 18,}, |
| 78 | { 29, 5, 27, 3, 28, 4, 26, 2,}, |
| 79 | { 8, 16, 14, 22, 9, 17, 15, 23,}, |
| 80 | { 24, 0, 30, 6, 25, 1, 31, 7,}, |
| 81 | { 12, 20, 10, 18, 13, 21, 11, 19,}, |
| 82 | { 28, 4, 26, 2, 29, 5, 27, 3,}, |
| 83 | },{ |
| 84 | { 18, 34, 30, 46, 17, 33, 29, 45,}, |
| 85 | { 50, 2, 62, 14, 49, 1, 61, 13,}, |
| 86 | { 26, 42, 22, 38, 25, 41, 21, 37,}, |
| 87 | { 58, 10, 54, 6, 57, 9, 53, 5,}, |
| 88 | { 16, 32, 28, 44, 19, 35, 31, 47,}, |
| 89 | { 48, 0, 60, 12, 51, 3, 63, 15,}, |
| 90 | { 24, 40, 20, 36, 27, 43, 23, 39,}, |
| 91 | { 56, 8, 52, 4, 59, 11, 55, 7,}, |
| 92 | },{ |
| 93 | { 18, 34, 30, 46, 17, 33, 29, 45,}, |
| 94 | { 50, 2, 62, 14, 49, 1, 61, 13,}, |
| 95 | { 26, 42, 22, 38, 25, 41, 21, 37,}, |
| 96 | { 58, 10, 54, 6, 57, 9, 53, 5,}, |
| 97 | { 16, 32, 28, 44, 19, 35, 31, 47,}, |
| 98 | { 48, 0, 60, 12, 51, 3, 63, 15,}, |
| 99 | { 24, 40, 20, 36, 27, 43, 23, 39,}, |
| 100 | { 56, 8, 52, 4, 59, 11, 55, 7,}, |
| 101 | },{ |
| 102 | { 36, 68, 60, 92, 34, 66, 58, 90,}, |
| 103 | { 100, 4,124, 28, 98, 2,122, 26,}, |
| 104 | { 52, 84, 44, 76, 50, 82, 42, 74,}, |
| 105 | { 116, 20,108, 12,114, 18,106, 10,}, |
| 106 | { 32, 64, 56, 88, 38, 70, 62, 94,}, |
| 107 | { 96, 0,120, 24,102, 6,126, 30,}, |
| 108 | { 48, 80, 40, 72, 54, 86, 46, 78,}, |
| 109 | { 112, 16,104, 8,118, 22,110, 14,}, |
| 110 | }}; |
| 111 | |
| 112 | static const uint16_t dither_scale[15][16]={ |
| 113 | { 2, 3, 3, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,}, |
| 114 | { 2, 3, 7, 7, 13, 13, 25, 25, 25, 25, 25, 25, 25, 25, 25, 25,}, |
| 115 | { 3, 3, 4, 15, 15, 29, 57, 57, 57, 113, 113, 113, 113, 113, 113, 113,}, |
| 116 | { 3, 4, 4, 5, 31, 31, 61, 121, 241, 241, 241, 241, 481, 481, 481, 481,}, |
| 117 | { 3, 4, 5, 5, 6, 63, 63, 125, 249, 497, 993, 993, 993, 993, 993, 1985,}, |
| 118 | { 3, 5, 6, 6, 6, 7, 127, 127, 253, 505, 1009, 2017, 4033, 4033, 4033, 4033,}, |
| 119 | { 3, 5, 6, 7, 7, 7, 8, 255, 255, 509, 1017, 2033, 4065, 8129,16257,16257,}, |
| 120 | { 3, 5, 6, 8, 8, 8, 8, 9, 511, 511, 1021, 2041, 4081, 8161,16321,32641,}, |
| 121 | { 3, 5, 7, 8, 9, 9, 9, 9, 10, 1023, 1023, 2045, 4089, 8177,16353,32705,}, |
| 122 | { 3, 5, 7, 8, 10, 10, 10, 10, 10, 11, 2047, 2047, 4093, 8185,16369,32737,}, |
| 123 | { 3, 5, 7, 8, 10, 11, 11, 11, 11, 11, 12, 4095, 4095, 8189,16377,32753,}, |
| 124 | { 3, 5, 7, 9, 10, 12, 12, 12, 12, 12, 12, 13, 8191, 8191,16381,32761,}, |
| 125 | { 3, 5, 7, 9, 10, 12, 13, 13, 13, 13, 13, 13, 14,16383,16383,32765,}, |
| 126 | { 3, 5, 7, 9, 10, 12, 14, 14, 14, 14, 14, 14, 14, 15,32767,32767,}, |
| 127 | { 3, 5, 7, 9, 11, 12, 14, 15, 15, 15, 15, 15, 15, 15, 16,65535,}, |
| 128 | }; |
| 129 | |
| 130 | |
| 131 | static void fillPlane(uint8_t *plane, int stride, int width, int height, int y, |
| 132 | uint8_t val) |
| 133 | { |
| 134 | int i; |
| 135 | uint8_t *ptr = plane + stride * y; |
| 136 | for (i = 0; i < height; i++) { |
| 137 | memset(ptr, val, width); |
| 138 | ptr += stride; |
| 139 | } |
| 140 | } |
| 141 | |
| 142 | static void copyPlane(const uint8_t *src, int srcStride, |
| 143 | int srcSliceY, int srcSliceH, int width, |
| 144 | uint8_t *dst, int dstStride) |
| 145 | { |
| 146 | dst += dstStride * srcSliceY; |
| 147 | if (dstStride == srcStride && srcStride > 0) { |
| 148 | memcpy(dst, src, srcSliceH * dstStride); |
| 149 | } else { |
| 150 | int i; |
| 151 | for (i = 0; i < srcSliceH; i++) { |
| 152 | memcpy(dst, src, width); |
| 153 | src += srcStride; |
| 154 | dst += dstStride; |
| 155 | } |
| 156 | } |
| 157 | } |
| 158 | |
| 159 | static int planarToNv12Wrapper(SwsContext *c, const uint8_t *src[], |
| 160 | int srcStride[], int srcSliceY, |
| 161 | int srcSliceH, uint8_t *dstParam[], |
| 162 | int dstStride[]) |
| 163 | { |
| 164 | uint8_t *dst = dstParam[1] + dstStride[1] * srcSliceY / 2; |
| 165 | |
| 166 | copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
| 167 | dstParam[0], dstStride[0]); |
| 168 | |
| 169 | if (c->dstFormat == AV_PIX_FMT_NV12) |
| 170 | interleaveBytes(src[1], src[2], dst, c->srcW / 2, srcSliceH / 2, |
| 171 | srcStride[1], srcStride[2], dstStride[1]); |
| 172 | else |
| 173 | interleaveBytes(src[2], src[1], dst, c->srcW / 2, srcSliceH / 2, |
| 174 | srcStride[2], srcStride[1], dstStride[1]); |
| 175 | |
| 176 | return srcSliceH; |
| 177 | } |
| 178 | |
| 179 | static int nv12ToPlanarWrapper(SwsContext *c, const uint8_t *src[], |
| 180 | int srcStride[], int srcSliceY, |
| 181 | int srcSliceH, uint8_t *dstParam[], |
| 182 | int dstStride[]) |
| 183 | { |
| 184 | uint8_t *dst1 = dstParam[1] + dstStride[1] * srcSliceY / 2; |
| 185 | uint8_t *dst2 = dstParam[2] + dstStride[2] * srcSliceY / 2; |
| 186 | |
| 187 | copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
| 188 | dstParam[0], dstStride[0]); |
| 189 | |
| 190 | if (c->srcFormat == AV_PIX_FMT_NV12) |
| 191 | deinterleaveBytes(src[1], dst1, dst2,c->srcW / 2, srcSliceH / 2, |
| 192 | srcStride[1], dstStride[1], dstStride[2]); |
| 193 | else |
| 194 | deinterleaveBytes(src[1], dst2, dst1, c->srcW / 2, srcSliceH / 2, |
| 195 | srcStride[1], dstStride[2], dstStride[1]); |
| 196 | |
| 197 | return srcSliceH; |
| 198 | } |
| 199 | |
| 200 | static int planarToYuy2Wrapper(SwsContext *c, const uint8_t *src[], |
| 201 | int srcStride[], int srcSliceY, int srcSliceH, |
| 202 | uint8_t *dstParam[], int dstStride[]) |
| 203 | { |
| 204 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
| 205 | |
| 206 | yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
| 207 | srcStride[1], dstStride[0]); |
| 208 | |
| 209 | return srcSliceH; |
| 210 | } |
| 211 | |
| 212 | static int planarToUyvyWrapper(SwsContext *c, const uint8_t *src[], |
| 213 | int srcStride[], int srcSliceY, int srcSliceH, |
| 214 | uint8_t *dstParam[], int dstStride[]) |
| 215 | { |
| 216 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
| 217 | |
| 218 | yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
| 219 | srcStride[1], dstStride[0]); |
| 220 | |
| 221 | return srcSliceH; |
| 222 | } |
| 223 | |
| 224 | static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t *src[], |
| 225 | int srcStride[], int srcSliceY, int srcSliceH, |
| 226 | uint8_t *dstParam[], int dstStride[]) |
| 227 | { |
| 228 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
| 229 | |
| 230 | yuv422ptoyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
| 231 | srcStride[1], dstStride[0]); |
| 232 | |
| 233 | return srcSliceH; |
| 234 | } |
| 235 | |
| 236 | static int yuv422pToUyvyWrapper(SwsContext *c, const uint8_t *src[], |
| 237 | int srcStride[], int srcSliceY, int srcSliceH, |
| 238 | uint8_t *dstParam[], int dstStride[]) |
| 239 | { |
| 240 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
| 241 | |
| 242 | yuv422ptouyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
| 243 | srcStride[1], dstStride[0]); |
| 244 | |
| 245 | return srcSliceH; |
| 246 | } |
| 247 | |
| 248 | static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t *src[], |
| 249 | int srcStride[], int srcSliceY, int srcSliceH, |
| 250 | uint8_t *dstParam[], int dstStride[]) |
| 251 | { |
| 252 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
| 253 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2; |
| 254 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2; |
| 255 | |
| 256 | yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
| 257 | dstStride[1], srcStride[0]); |
| 258 | |
| 259 | if (dstParam[3]) |
| 260 | fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 261 | |
| 262 | return srcSliceH; |
| 263 | } |
| 264 | |
| 265 | static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t *src[], |
| 266 | int srcStride[], int srcSliceY, int srcSliceH, |
| 267 | uint8_t *dstParam[], int dstStride[]) |
| 268 | { |
| 269 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
| 270 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY; |
| 271 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY; |
| 272 | |
| 273 | yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
| 274 | dstStride[1], srcStride[0]); |
| 275 | |
| 276 | return srcSliceH; |
| 277 | } |
| 278 | |
| 279 | static int uyvyToYuv420Wrapper(SwsContext *c, const uint8_t *src[], |
| 280 | int srcStride[], int srcSliceY, int srcSliceH, |
| 281 | uint8_t *dstParam[], int dstStride[]) |
| 282 | { |
| 283 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
| 284 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2; |
| 285 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2; |
| 286 | |
| 287 | uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
| 288 | dstStride[1], srcStride[0]); |
| 289 | |
| 290 | if (dstParam[3]) |
| 291 | fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 292 | |
| 293 | return srcSliceH; |
| 294 | } |
| 295 | |
| 296 | static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t *src[], |
| 297 | int srcStride[], int srcSliceY, int srcSliceH, |
| 298 | uint8_t *dstParam[], int dstStride[]) |
| 299 | { |
| 300 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
| 301 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY; |
| 302 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY; |
| 303 | |
| 304 | uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
| 305 | dstStride[1], srcStride[0]); |
| 306 | |
| 307 | return srcSliceH; |
| 308 | } |
| 309 | |
| 310 | static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, |
| 311 | const uint8_t *palette) |
| 312 | { |
| 313 | int i; |
| 314 | for (i = 0; i < num_pixels; i++) |
| 315 | ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | (src[(i << 1) + 1] << 24); |
| 316 | } |
| 317 | |
| 318 | static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels, |
| 319 | const uint8_t *palette) |
| 320 | { |
| 321 | int i; |
| 322 | |
| 323 | for (i = 0; i < num_pixels; i++) |
| 324 | ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | src[(i << 1) + 1]; |
| 325 | } |
| 326 | |
| 327 | static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, |
| 328 | const uint8_t *palette) |
| 329 | { |
| 330 | int i; |
| 331 | |
| 332 | for (i = 0; i < num_pixels; i++) { |
| 333 | //FIXME slow? |
| 334 | dst[0] = palette[src[i << 1] * 4 + 0]; |
| 335 | dst[1] = palette[src[i << 1] * 4 + 1]; |
| 336 | dst[2] = palette[src[i << 1] * 4 + 2]; |
| 337 | dst += 3; |
| 338 | } |
| 339 | } |
| 340 | |
| 341 | static int packed_16bpc_bswap(SwsContext *c, const uint8_t *src[], |
| 342 | int srcStride[], int srcSliceY, int srcSliceH, |
| 343 | uint8_t *dst[], int dstStride[]) |
| 344 | { |
| 345 | int i, j, p; |
| 346 | |
| 347 | for (p = 0; p < 4; p++) { |
| 348 | int srcstr = srcStride[p] / 2; |
| 349 | int dststr = dstStride[p] / 2; |
| 350 | uint16_t *dstPtr = (uint16_t *) dst[p]; |
| 351 | const uint16_t *srcPtr = (const uint16_t *) src[p]; |
| 352 | int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr)); |
| 353 | if(!dstPtr || !srcPtr) |
| 354 | continue; |
| 355 | for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) { |
| 356 | for (j = 0; j < min_stride; j++) { |
| 357 | dstPtr[j] = av_bswap16(srcPtr[j]); |
| 358 | } |
| 359 | srcPtr += srcstr; |
| 360 | dstPtr += dststr; |
| 361 | } |
| 362 | } |
| 363 | |
| 364 | return srcSliceH; |
| 365 | } |
| 366 | |
| 367 | static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], |
| 368 | int srcSliceY, int srcSliceH, uint8_t *dst[], |
| 369 | int dstStride[]) |
| 370 | { |
| 371 | const enum AVPixelFormat srcFormat = c->srcFormat; |
| 372 | const enum AVPixelFormat dstFormat = c->dstFormat; |
| 373 | void (*conv)(const uint8_t *src, uint8_t *dst, int num_pixels, |
| 374 | const uint8_t *palette) = NULL; |
| 375 | int i; |
| 376 | uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY; |
| 377 | const uint8_t *srcPtr = src[0]; |
| 378 | |
| 379 | if (srcFormat == AV_PIX_FMT_YA8) { |
| 380 | switch (dstFormat) { |
| 381 | case AV_PIX_FMT_RGB32 : conv = gray8aToPacked32; break; |
| 382 | case AV_PIX_FMT_BGR32 : conv = gray8aToPacked32; break; |
| 383 | case AV_PIX_FMT_BGR32_1: conv = gray8aToPacked32_1; break; |
| 384 | case AV_PIX_FMT_RGB32_1: conv = gray8aToPacked32_1; break; |
| 385 | case AV_PIX_FMT_RGB24 : conv = gray8aToPacked24; break; |
| 386 | case AV_PIX_FMT_BGR24 : conv = gray8aToPacked24; break; |
| 387 | } |
| 388 | } else if (usePal(srcFormat)) { |
| 389 | switch (dstFormat) { |
| 390 | case AV_PIX_FMT_RGB32 : conv = sws_convertPalette8ToPacked32; break; |
| 391 | case AV_PIX_FMT_BGR32 : conv = sws_convertPalette8ToPacked32; break; |
| 392 | case AV_PIX_FMT_BGR32_1: conv = sws_convertPalette8ToPacked32; break; |
| 393 | case AV_PIX_FMT_RGB32_1: conv = sws_convertPalette8ToPacked32; break; |
| 394 | case AV_PIX_FMT_RGB24 : conv = sws_convertPalette8ToPacked24; break; |
| 395 | case AV_PIX_FMT_BGR24 : conv = sws_convertPalette8ToPacked24; break; |
| 396 | } |
| 397 | } |
| 398 | |
| 399 | if (!conv) |
| 400 | av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| 401 | av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat)); |
| 402 | else { |
| 403 | for (i = 0; i < srcSliceH; i++) { |
| 404 | conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb); |
| 405 | srcPtr += srcStride[0]; |
| 406 | dstPtr += dstStride[0]; |
| 407 | } |
| 408 | } |
| 409 | |
| 410 | return srcSliceH; |
| 411 | } |
| 412 | |
| 413 | static void packed16togbra16(const uint8_t *src, int srcStride, |
| 414 | uint16_t *dst[], int dstStride[], int srcSliceH, |
| 415 | int src_alpha, int swap, int shift, int width) |
| 416 | { |
| 417 | int x, h, i; |
| 418 | int dst_alpha = dst[3] != NULL; |
| 419 | for (h = 0; h < srcSliceH; h++) { |
| 420 | uint16_t *src_line = (uint16_t *)(src + srcStride * h); |
| 421 | switch (swap) { |
| 422 | case 3: |
| 423 | if (src_alpha && dst_alpha) { |
| 424 | for (x = 0; x < width; x++) { |
| 425 | dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 426 | dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 427 | dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 428 | dst[3][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 429 | } |
| 430 | } else if (dst_alpha) { |
| 431 | for (x = 0; x < width; x++) { |
| 432 | dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 433 | dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 434 | dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 435 | dst[3][x] = 0xFFFF; |
| 436 | } |
| 437 | } else if (src_alpha) { |
| 438 | for (x = 0; x < width; x++) { |
| 439 | dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 440 | dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 441 | dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 442 | src_line++; |
| 443 | } |
| 444 | } else { |
| 445 | for (x = 0; x < width; x++) { |
| 446 | dst[0][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 447 | dst[1][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 448 | dst[2][x] = av_bswap16(av_bswap16(*src_line++) >> shift); |
| 449 | } |
| 450 | } |
| 451 | break; |
| 452 | case 2: |
| 453 | if (src_alpha && dst_alpha) { |
| 454 | for (x = 0; x < width; x++) { |
| 455 | dst[0][x] = av_bswap16(*src_line++ >> shift); |
| 456 | dst[1][x] = av_bswap16(*src_line++ >> shift); |
| 457 | dst[2][x] = av_bswap16(*src_line++ >> shift); |
| 458 | dst[3][x] = av_bswap16(*src_line++ >> shift); |
| 459 | } |
| 460 | } else if (dst_alpha) { |
| 461 | for (x = 0; x < width; x++) { |
| 462 | dst[0][x] = av_bswap16(*src_line++ >> shift); |
| 463 | dst[1][x] = av_bswap16(*src_line++ >> shift); |
| 464 | dst[2][x] = av_bswap16(*src_line++ >> shift); |
| 465 | dst[3][x] = 0xFFFF; |
| 466 | } |
| 467 | } else if (src_alpha) { |
| 468 | for (x = 0; x < width; x++) { |
| 469 | dst[0][x] = av_bswap16(*src_line++ >> shift); |
| 470 | dst[1][x] = av_bswap16(*src_line++ >> shift); |
| 471 | dst[2][x] = av_bswap16(*src_line++ >> shift); |
| 472 | src_line++; |
| 473 | } |
| 474 | } else { |
| 475 | for (x = 0; x < width; x++) { |
| 476 | dst[0][x] = av_bswap16(*src_line++ >> shift); |
| 477 | dst[1][x] = av_bswap16(*src_line++ >> shift); |
| 478 | dst[2][x] = av_bswap16(*src_line++ >> shift); |
| 479 | } |
| 480 | } |
| 481 | break; |
| 482 | case 1: |
| 483 | if (src_alpha && dst_alpha) { |
| 484 | for (x = 0; x < width; x++) { |
| 485 | dst[0][x] = av_bswap16(*src_line++) >> shift; |
| 486 | dst[1][x] = av_bswap16(*src_line++) >> shift; |
| 487 | dst[2][x] = av_bswap16(*src_line++) >> shift; |
| 488 | dst[3][x] = av_bswap16(*src_line++) >> shift; |
| 489 | } |
| 490 | } else if (dst_alpha) { |
| 491 | for (x = 0; x < width; x++) { |
| 492 | dst[0][x] = av_bswap16(*src_line++) >> shift; |
| 493 | dst[1][x] = av_bswap16(*src_line++) >> shift; |
| 494 | dst[2][x] = av_bswap16(*src_line++) >> shift; |
| 495 | dst[3][x] = 0xFFFF; |
| 496 | } |
| 497 | } else if (src_alpha) { |
| 498 | for (x = 0; x < width; x++) { |
| 499 | dst[0][x] = av_bswap16(*src_line++) >> shift; |
| 500 | dst[1][x] = av_bswap16(*src_line++) >> shift; |
| 501 | dst[2][x] = av_bswap16(*src_line++) >> shift; |
| 502 | src_line++; |
| 503 | } |
| 504 | } else { |
| 505 | for (x = 0; x < width; x++) { |
| 506 | dst[0][x] = av_bswap16(*src_line++) >> shift; |
| 507 | dst[1][x] = av_bswap16(*src_line++) >> shift; |
| 508 | dst[2][x] = av_bswap16(*src_line++) >> shift; |
| 509 | } |
| 510 | } |
| 511 | break; |
| 512 | default: |
| 513 | if (src_alpha && dst_alpha) { |
| 514 | for (x = 0; x < width; x++) { |
| 515 | dst[0][x] = *src_line++ >> shift; |
| 516 | dst[1][x] = *src_line++ >> shift; |
| 517 | dst[2][x] = *src_line++ >> shift; |
| 518 | dst[3][x] = *src_line++ >> shift; |
| 519 | } |
| 520 | } else if (dst_alpha) { |
| 521 | for (x = 0; x < width; x++) { |
| 522 | dst[0][x] = *src_line++ >> shift; |
| 523 | dst[1][x] = *src_line++ >> shift; |
| 524 | dst[2][x] = *src_line++ >> shift; |
| 525 | dst[3][x] = 0xFFFF; |
| 526 | } |
| 527 | } else if (src_alpha) { |
| 528 | for (x = 0; x < width; x++) { |
| 529 | dst[0][x] = *src_line++ >> shift; |
| 530 | dst[1][x] = *src_line++ >> shift; |
| 531 | dst[2][x] = *src_line++ >> shift; |
| 532 | src_line++; |
| 533 | } |
| 534 | } else { |
| 535 | for (x = 0; x < width; x++) { |
| 536 | dst[0][x] = *src_line++ >> shift; |
| 537 | dst[1][x] = *src_line++ >> shift; |
| 538 | dst[2][x] = *src_line++ >> shift; |
| 539 | } |
| 540 | } |
| 541 | } |
| 542 | for (i = 0; i < 4; i++) |
| 543 | dst[i] += dstStride[i] >> 1; |
| 544 | } |
| 545 | } |
| 546 | |
| 547 | static int Rgb16ToPlanarRgb16Wrapper(SwsContext *c, const uint8_t *src[], |
| 548 | int srcStride[], int srcSliceY, int srcSliceH, |
| 549 | uint8_t *dst[], int dstStride[]) |
| 550 | { |
| 551 | uint16_t *dst2013[] = { (uint16_t *)dst[2], (uint16_t *)dst[0], (uint16_t *)dst[1], (uint16_t *)dst[3] }; |
| 552 | uint16_t *dst1023[] = { (uint16_t *)dst[1], (uint16_t *)dst[0], (uint16_t *)dst[2], (uint16_t *)dst[3] }; |
| 553 | int stride2013[] = { dstStride[2], dstStride[0], dstStride[1], dstStride[3] }; |
| 554 | int stride1023[] = { dstStride[1], dstStride[0], dstStride[2], dstStride[3] }; |
| 555 | const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat); |
| 556 | const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat); |
| 557 | int bpc = dst_format->comp[0].depth_minus1 + 1; |
| 558 | int alpha = src_format->flags & AV_PIX_FMT_FLAG_ALPHA; |
| 559 | int swap = 0; |
| 560 | if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) || |
| 561 | !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE) |
| 562 | swap++; |
| 563 | if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) || |
| 564 | !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE) |
| 565 | swap += 2; |
| 566 | |
| 567 | if ((dst_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) != |
| 568 | (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB) || bpc < 9) { |
| 569 | av_log(c, AV_LOG_ERROR, "unsupported conversion to planar RGB %s -> %s\n", |
| 570 | src_format->name, dst_format->name); |
| 571 | return srcSliceH; |
| 572 | } |
| 573 | switch (c->srcFormat) { |
| 574 | case AV_PIX_FMT_RGB48LE: |
| 575 | case AV_PIX_FMT_RGB48BE: |
| 576 | case AV_PIX_FMT_RGBA64LE: |
| 577 | case AV_PIX_FMT_RGBA64BE: |
| 578 | packed16togbra16(src[0] + srcSliceY * srcStride[0], srcStride[0], |
| 579 | dst2013, stride2013, srcSliceH, alpha, swap, |
| 580 | 16 - bpc, c->srcW); |
| 581 | break; |
| 582 | case AV_PIX_FMT_BGR48LE: |
| 583 | case AV_PIX_FMT_BGR48BE: |
| 584 | case AV_PIX_FMT_BGRA64LE: |
| 585 | case AV_PIX_FMT_BGRA64BE: |
| 586 | packed16togbra16(src[0] + srcSliceY * srcStride[0], srcStride[0], |
| 587 | dst1023, stride1023, srcSliceH, alpha, swap, |
| 588 | 16 - bpc, c->srcW); |
| 589 | break; |
| 590 | default: |
| 591 | av_log(c, AV_LOG_ERROR, |
| 592 | "unsupported conversion to planar RGB %s -> %s\n", |
| 593 | src_format->name, dst_format->name); |
| 594 | } |
| 595 | |
| 596 | return srcSliceH; |
| 597 | } |
| 598 | |
| 599 | static void gbr16ptopacked16(const uint16_t *src[], int srcStride[], |
| 600 | uint8_t *dst, int dstStride, int srcSliceH, |
| 601 | int alpha, int swap, int bpp, int width) |
| 602 | { |
| 603 | int x, h, i; |
| 604 | int src_alpha = src[3] != NULL; |
| 605 | int scale_high = 16 - bpp, scale_low = (bpp - 8) * 2; |
| 606 | for (h = 0; h < srcSliceH; h++) { |
| 607 | uint16_t *dest = (uint16_t *)(dst + dstStride * h); |
| 608 | uint16_t component; |
| 609 | |
| 610 | switch(swap) { |
| 611 | case 3: |
| 612 | if (alpha && !src_alpha) { |
| 613 | for (x = 0; x < width; x++) { |
| 614 | component = av_bswap16(src[0][x]); |
| 615 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 616 | component = av_bswap16(src[1][x]); |
| 617 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 618 | component = av_bswap16(src[2][x]); |
| 619 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 620 | *dest++ = 0xffff; |
| 621 | } |
| 622 | } else if (alpha && src_alpha) { |
| 623 | for (x = 0; x < width; x++) { |
| 624 | component = av_bswap16(src[0][x]); |
| 625 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 626 | component = av_bswap16(src[1][x]); |
| 627 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 628 | component = av_bswap16(src[2][x]); |
| 629 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 630 | component = av_bswap16(src[3][x]); |
| 631 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 632 | } |
| 633 | } else { |
| 634 | for (x = 0; x < width; x++) { |
| 635 | component = av_bswap16(src[0][x]); |
| 636 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 637 | component = av_bswap16(src[1][x]); |
| 638 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 639 | component = av_bswap16(src[2][x]); |
| 640 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
| 641 | } |
| 642 | } |
| 643 | break; |
| 644 | case 2: |
| 645 | if (alpha && !src_alpha) { |
| 646 | for (x = 0; x < width; x++) { |
| 647 | *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
| 648 | *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
| 649 | *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
| 650 | *dest++ = 0xffff; |
| 651 | } |
| 652 | } else if (alpha && src_alpha) { |
| 653 | for (x = 0; x < width; x++) { |
| 654 | *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
| 655 | *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
| 656 | *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
| 657 | *dest++ = av_bswap16(src[3][x] << scale_high | src[3][x] >> scale_low); |
| 658 | } |
| 659 | } else { |
| 660 | for (x = 0; x < width; x++) { |
| 661 | *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
| 662 | *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
| 663 | *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
| 664 | } |
| 665 | } |
| 666 | break; |
| 667 | case 1: |
| 668 | if (alpha && !src_alpha) { |
| 669 | for (x = 0; x < width; x++) { |
| 670 | *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
| 671 | *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
| 672 | *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
| 673 | *dest++ = 0xffff; |
| 674 | } |
| 675 | } else if (alpha && src_alpha) { |
| 676 | for (x = 0; x < width; x++) { |
| 677 | *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
| 678 | *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
| 679 | *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
| 680 | *dest++ = av_bswap16(src[3][x]) << scale_high | av_bswap16(src[3][x]) >> scale_low; |
| 681 | } |
| 682 | } else { |
| 683 | for (x = 0; x < width; x++) { |
| 684 | *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
| 685 | *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
| 686 | *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
| 687 | } |
| 688 | } |
| 689 | break; |
| 690 | default: |
| 691 | if (alpha && !src_alpha) { |
| 692 | for (x = 0; x < width; x++) { |
| 693 | *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
| 694 | *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
| 695 | *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
| 696 | *dest++ = 0xffff; |
| 697 | } |
| 698 | } else if (alpha && src_alpha) { |
| 699 | for (x = 0; x < width; x++) { |
| 700 | *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
| 701 | *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
| 702 | *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
| 703 | *dest++ = src[3][x] << scale_high | src[3][x] >> scale_low; |
| 704 | } |
| 705 | } else { |
| 706 | for (x = 0; x < width; x++) { |
| 707 | *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
| 708 | *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
| 709 | *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
| 710 | } |
| 711 | } |
| 712 | } |
| 713 | for (i = 0; i < 3 + src_alpha; i++) |
| 714 | src[i] += srcStride[i] >> 1; |
| 715 | } |
| 716 | } |
| 717 | |
| 718 | static int planarRgb16ToRgb16Wrapper(SwsContext *c, const uint8_t *src[], |
| 719 | int srcStride[], int srcSliceY, int srcSliceH, |
| 720 | uint8_t *dst[], int dstStride[]) |
| 721 | { |
| 722 | const uint16_t *src102[] = { (uint16_t *)src[1], (uint16_t *)src[0], (uint16_t *)src[2], (uint16_t *)src[3] }; |
| 723 | const uint16_t *src201[] = { (uint16_t *)src[2], (uint16_t *)src[0], (uint16_t *)src[1], (uint16_t *)src[3] }; |
| 724 | int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] }; |
| 725 | int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] }; |
| 726 | const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat); |
| 727 | const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat); |
| 728 | int bits_per_sample = src_format->comp[0].depth_minus1 + 1; |
| 729 | int swap = 0; |
| 730 | if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) || |
| 731 | !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE) |
| 732 | swap++; |
| 733 | if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) || |
| 734 | !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE) |
| 735 | swap += 2; |
| 736 | |
| 737 | if ((src_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) != |
| 738 | (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB) || |
| 739 | bits_per_sample <= 8) { |
| 740 | av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n", |
| 741 | src_format->name, dst_format->name); |
| 742 | return srcSliceH; |
| 743 | } |
| 744 | switch (c->dstFormat) { |
| 745 | case AV_PIX_FMT_BGR48LE: |
| 746 | case AV_PIX_FMT_BGR48BE: |
| 747 | gbr16ptopacked16(src102, stride102, |
| 748 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 749 | srcSliceH, 0, swap, bits_per_sample, c->srcW); |
| 750 | break; |
| 751 | case AV_PIX_FMT_RGB48LE: |
| 752 | case AV_PIX_FMT_RGB48BE: |
| 753 | gbr16ptopacked16(src201, stride201, |
| 754 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 755 | srcSliceH, 0, swap, bits_per_sample, c->srcW); |
| 756 | break; |
| 757 | case AV_PIX_FMT_RGBA64LE: |
| 758 | case AV_PIX_FMT_RGBA64BE: |
| 759 | gbr16ptopacked16(src201, stride201, |
| 760 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 761 | srcSliceH, 1, swap, bits_per_sample, c->srcW); |
| 762 | break; |
| 763 | case AV_PIX_FMT_BGRA64LE: |
| 764 | case AV_PIX_FMT_BGRA64BE: |
| 765 | gbr16ptopacked16(src102, stride102, |
| 766 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 767 | srcSliceH, 1, swap, bits_per_sample, c->srcW); |
| 768 | break; |
| 769 | default: |
| 770 | av_log(c, AV_LOG_ERROR, |
| 771 | "unsupported planar RGB conversion %s -> %s\n", |
| 772 | src_format->name, dst_format->name); |
| 773 | } |
| 774 | |
| 775 | return srcSliceH; |
| 776 | } |
| 777 | |
| 778 | static void gbr24ptopacked24(const uint8_t *src[], int srcStride[], |
| 779 | uint8_t *dst, int dstStride, int srcSliceH, |
| 780 | int width) |
| 781 | { |
| 782 | int x, h, i; |
| 783 | for (h = 0; h < srcSliceH; h++) { |
| 784 | uint8_t *dest = dst + dstStride * h; |
| 785 | for (x = 0; x < width; x++) { |
| 786 | *dest++ = src[0][x]; |
| 787 | *dest++ = src[1][x]; |
| 788 | *dest++ = src[2][x]; |
| 789 | } |
| 790 | |
| 791 | for (i = 0; i < 3; i++) |
| 792 | src[i] += srcStride[i]; |
| 793 | } |
| 794 | } |
| 795 | |
| 796 | static void gbr24ptopacked32(const uint8_t *src[], int srcStride[], |
| 797 | uint8_t *dst, int dstStride, int srcSliceH, |
| 798 | int alpha_first, int width) |
| 799 | { |
| 800 | int x, h, i; |
| 801 | for (h = 0; h < srcSliceH; h++) { |
| 802 | uint8_t *dest = dst + dstStride * h; |
| 803 | |
| 804 | if (alpha_first) { |
| 805 | for (x = 0; x < width; x++) { |
| 806 | *dest++ = 0xff; |
| 807 | *dest++ = src[0][x]; |
| 808 | *dest++ = src[1][x]; |
| 809 | *dest++ = src[2][x]; |
| 810 | } |
| 811 | } else { |
| 812 | for (x = 0; x < width; x++) { |
| 813 | *dest++ = src[0][x]; |
| 814 | *dest++ = src[1][x]; |
| 815 | *dest++ = src[2][x]; |
| 816 | *dest++ = 0xff; |
| 817 | } |
| 818 | } |
| 819 | |
| 820 | for (i = 0; i < 3; i++) |
| 821 | src[i] += srcStride[i]; |
| 822 | } |
| 823 | } |
| 824 | |
| 825 | static int planarRgbToRgbWrapper(SwsContext *c, const uint8_t *src[], |
| 826 | int srcStride[], int srcSliceY, int srcSliceH, |
| 827 | uint8_t *dst[], int dstStride[]) |
| 828 | { |
| 829 | int alpha_first = 0; |
| 830 | const uint8_t *src102[] = { src[1], src[0], src[2] }; |
| 831 | const uint8_t *src201[] = { src[2], src[0], src[1] }; |
| 832 | int stride102[] = { srcStride[1], srcStride[0], srcStride[2] }; |
| 833 | int stride201[] = { srcStride[2], srcStride[0], srcStride[1] }; |
| 834 | |
| 835 | if (c->srcFormat != AV_PIX_FMT_GBRP) { |
| 836 | av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n", |
| 837 | av_get_pix_fmt_name(c->srcFormat), |
| 838 | av_get_pix_fmt_name(c->dstFormat)); |
| 839 | return srcSliceH; |
| 840 | } |
| 841 | |
| 842 | switch (c->dstFormat) { |
| 843 | case AV_PIX_FMT_BGR24: |
| 844 | gbr24ptopacked24(src102, stride102, |
| 845 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 846 | srcSliceH, c->srcW); |
| 847 | break; |
| 848 | |
| 849 | case AV_PIX_FMT_RGB24: |
| 850 | gbr24ptopacked24(src201, stride201, |
| 851 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 852 | srcSliceH, c->srcW); |
| 853 | break; |
| 854 | |
| 855 | case AV_PIX_FMT_ARGB: |
| 856 | alpha_first = 1; |
| 857 | case AV_PIX_FMT_RGBA: |
| 858 | gbr24ptopacked32(src201, stride201, |
| 859 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 860 | srcSliceH, alpha_first, c->srcW); |
| 861 | break; |
| 862 | |
| 863 | case AV_PIX_FMT_ABGR: |
| 864 | alpha_first = 1; |
| 865 | case AV_PIX_FMT_BGRA: |
| 866 | gbr24ptopacked32(src102, stride102, |
| 867 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
| 868 | srcSliceH, alpha_first, c->srcW); |
| 869 | break; |
| 870 | |
| 871 | default: |
| 872 | av_log(c, AV_LOG_ERROR, |
| 873 | "unsupported planar RGB conversion %s -> %s\n", |
| 874 | av_get_pix_fmt_name(c->srcFormat), |
| 875 | av_get_pix_fmt_name(c->dstFormat)); |
| 876 | } |
| 877 | |
| 878 | return srcSliceH; |
| 879 | } |
| 880 | |
| 881 | static int planarRgbToplanarRgbWrapper(SwsContext *c, const uint8_t *src[], |
| 882 | int srcStride[], int srcSliceY, int srcSliceH, |
| 883 | uint8_t *dst[], int dstStride[]) |
| 884 | { |
| 885 | copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
| 886 | dst[0], dstStride[0]); |
| 887 | copyPlane(src[1], srcStride[1], srcSliceY, srcSliceH, c->srcW, |
| 888 | dst[1], dstStride[1]); |
| 889 | copyPlane(src[2], srcStride[2], srcSliceY, srcSliceH, c->srcW, |
| 890 | dst[2], dstStride[2]); |
| 891 | if (dst[3]) |
| 892 | fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 893 | |
| 894 | return srcSliceH; |
| 895 | } |
| 896 | |
| 897 | static void packedtogbr24p(const uint8_t *src, int srcStride, |
| 898 | uint8_t *dst[], int dstStride[], int srcSliceH, |
| 899 | int alpha_first, int inc_size, int width) |
| 900 | { |
| 901 | uint8_t *dest[3]; |
| 902 | int x, h; |
| 903 | |
| 904 | dest[0] = dst[0]; |
| 905 | dest[1] = dst[1]; |
| 906 | dest[2] = dst[2]; |
| 907 | |
| 908 | if (alpha_first) |
| 909 | src++; |
| 910 | |
| 911 | for (h = 0; h < srcSliceH; h++) { |
| 912 | for (x = 0; x < width; x++) { |
| 913 | dest[0][x] = src[0]; |
| 914 | dest[1][x] = src[1]; |
| 915 | dest[2][x] = src[2]; |
| 916 | |
| 917 | src += inc_size; |
| 918 | } |
| 919 | src += srcStride - width * inc_size; |
| 920 | dest[0] += dstStride[0]; |
| 921 | dest[1] += dstStride[1]; |
| 922 | dest[2] += dstStride[2]; |
| 923 | } |
| 924 | } |
| 925 | |
| 926 | static int rgbToPlanarRgbWrapper(SwsContext *c, const uint8_t *src[], |
| 927 | int srcStride[], int srcSliceY, int srcSliceH, |
| 928 | uint8_t *dst[], int dstStride[]) |
| 929 | { |
| 930 | int alpha_first = 0; |
| 931 | int stride102[] = { dstStride[1], dstStride[0], dstStride[2] }; |
| 932 | int stride201[] = { dstStride[2], dstStride[0], dstStride[1] }; |
| 933 | uint8_t *dst102[] = { dst[1] + srcSliceY * dstStride[1], |
| 934 | dst[0] + srcSliceY * dstStride[0], |
| 935 | dst[2] + srcSliceY * dstStride[2] }; |
| 936 | uint8_t *dst201[] = { dst[2] + srcSliceY * dstStride[2], |
| 937 | dst[0] + srcSliceY * dstStride[0], |
| 938 | dst[1] + srcSliceY * dstStride[1] }; |
| 939 | |
| 940 | switch (c->srcFormat) { |
| 941 | case AV_PIX_FMT_RGB24: |
| 942 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201, |
| 943 | stride201, srcSliceH, alpha_first, 3, c->srcW); |
| 944 | break; |
| 945 | case AV_PIX_FMT_BGR24: |
| 946 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102, |
| 947 | stride102, srcSliceH, alpha_first, 3, c->srcW); |
| 948 | break; |
| 949 | case AV_PIX_FMT_ARGB: |
| 950 | alpha_first = 1; |
| 951 | case AV_PIX_FMT_RGBA: |
| 952 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201, |
| 953 | stride201, srcSliceH, alpha_first, 4, c->srcW); |
| 954 | break; |
| 955 | case AV_PIX_FMT_ABGR: |
| 956 | alpha_first = 1; |
| 957 | case AV_PIX_FMT_BGRA: |
| 958 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102, |
| 959 | stride102, srcSliceH, alpha_first, 4, c->srcW); |
| 960 | break; |
| 961 | default: |
| 962 | av_log(c, AV_LOG_ERROR, |
| 963 | "unsupported planar RGB conversion %s -> %s\n", |
| 964 | av_get_pix_fmt_name(c->srcFormat), |
| 965 | av_get_pix_fmt_name(c->dstFormat)); |
| 966 | } |
| 967 | |
| 968 | return srcSliceH; |
| 969 | } |
| 970 | |
| 971 | #define BAYER_GBRG |
| 972 | #define BAYER_8 |
| 973 | #define BAYER_RENAME(x) bayer_gbrg8_to_##x |
| 974 | #include "bayer_template.c" |
| 975 | |
| 976 | #define BAYER_GBRG |
| 977 | #define BAYER_16LE |
| 978 | #define BAYER_RENAME(x) bayer_gbrg16le_to_##x |
| 979 | #include "bayer_template.c" |
| 980 | |
| 981 | #define BAYER_GBRG |
| 982 | #define BAYER_16BE |
| 983 | #define BAYER_RENAME(x) bayer_gbrg16be_to_##x |
| 984 | #include "bayer_template.c" |
| 985 | |
| 986 | #define BAYER_GRBG |
| 987 | #define BAYER_8 |
| 988 | #define BAYER_RENAME(x) bayer_grbg8_to_##x |
| 989 | #include "bayer_template.c" |
| 990 | |
| 991 | #define BAYER_GRBG |
| 992 | #define BAYER_16LE |
| 993 | #define BAYER_RENAME(x) bayer_grbg16le_to_##x |
| 994 | #include "bayer_template.c" |
| 995 | |
| 996 | #define BAYER_GRBG |
| 997 | #define BAYER_16BE |
| 998 | #define BAYER_RENAME(x) bayer_grbg16be_to_##x |
| 999 | #include "bayer_template.c" |
| 1000 | |
| 1001 | #define BAYER_BGGR |
| 1002 | #define BAYER_8 |
| 1003 | #define BAYER_RENAME(x) bayer_bggr8_to_##x |
| 1004 | #include "bayer_template.c" |
| 1005 | |
| 1006 | #define BAYER_BGGR |
| 1007 | #define BAYER_16LE |
| 1008 | #define BAYER_RENAME(x) bayer_bggr16le_to_##x |
| 1009 | #include "bayer_template.c" |
| 1010 | |
| 1011 | #define BAYER_BGGR |
| 1012 | #define BAYER_16BE |
| 1013 | #define BAYER_RENAME(x) bayer_bggr16be_to_##x |
| 1014 | #include "bayer_template.c" |
| 1015 | |
| 1016 | #define BAYER_RGGB |
| 1017 | #define BAYER_8 |
| 1018 | #define BAYER_RENAME(x) bayer_rggb8_to_##x |
| 1019 | #include "bayer_template.c" |
| 1020 | |
| 1021 | #define BAYER_RGGB |
| 1022 | #define BAYER_16LE |
| 1023 | #define BAYER_RENAME(x) bayer_rggb16le_to_##x |
| 1024 | #include "bayer_template.c" |
| 1025 | |
| 1026 | #define BAYER_RGGB |
| 1027 | #define BAYER_16BE |
| 1028 | #define BAYER_RENAME(x) bayer_rggb16be_to_##x |
| 1029 | #include "bayer_template.c" |
| 1030 | |
| 1031 | static int bayer_to_rgb24_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1032 | int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1033 | { |
| 1034 | uint8_t *dstPtr= dst[0]; |
| 1035 | const uint8_t *srcPtr= src[0]; |
| 1036 | int i; |
| 1037 | void (*copy) (const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width); |
| 1038 | void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dst, int dst_stride, int width); |
| 1039 | |
| 1040 | switch(c->srcFormat) { |
| 1041 | #define CASE(pixfmt, prefix) \ |
| 1042 | case pixfmt: copy = bayer_##prefix##_to_rgb24_copy; \ |
| 1043 | interpolate = bayer_##prefix##_to_rgb24_interpolate; \ |
| 1044 | break; |
| 1045 | CASE(AV_PIX_FMT_BAYER_BGGR8, bggr8) |
| 1046 | CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le) |
| 1047 | CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be) |
| 1048 | CASE(AV_PIX_FMT_BAYER_RGGB8, rggb8) |
| 1049 | CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le) |
| 1050 | CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be) |
| 1051 | CASE(AV_PIX_FMT_BAYER_GBRG8, gbrg8) |
| 1052 | CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le) |
| 1053 | CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be) |
| 1054 | CASE(AV_PIX_FMT_BAYER_GRBG8, grbg8) |
| 1055 | CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le) |
| 1056 | CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be) |
| 1057 | #undef CASE |
| 1058 | default: return 0; |
| 1059 | } |
| 1060 | |
| 1061 | copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| 1062 | srcPtr += 2 * srcStride[0]; |
| 1063 | dstPtr += 2 * dstStride[0]; |
| 1064 | |
| 1065 | for (i = 2; i < srcSliceH - 2; i += 2) { |
| 1066 | interpolate(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| 1067 | srcPtr += 2 * srcStride[0]; |
| 1068 | dstPtr += 2 * dstStride[0]; |
| 1069 | } |
| 1070 | |
| 1071 | copy(srcPtr, srcStride[0], dstPtr, dstStride[0], c->srcW); |
| 1072 | return srcSliceH; |
| 1073 | } |
| 1074 | |
| 1075 | static int bayer_to_yv12_wrapper(SwsContext *c, const uint8_t* src[], int srcStride[], int srcSliceY, |
| 1076 | int srcSliceH, uint8_t* dst[], int dstStride[]) |
| 1077 | { |
| 1078 | const uint8_t *srcPtr= src[0]; |
| 1079 | uint8_t *dstY= dst[0]; |
| 1080 | uint8_t *dstU= dst[1]; |
| 1081 | uint8_t *dstV= dst[2]; |
| 1082 | int i; |
| 1083 | void (*copy) (const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv); |
| 1084 | void (*interpolate)(const uint8_t *src, int src_stride, uint8_t *dstY, uint8_t *dstU, uint8_t *dstV, int luma_stride, int width, int32_t *rgb2yuv); |
| 1085 | |
| 1086 | switch(c->srcFormat) { |
| 1087 | #define CASE(pixfmt, prefix) \ |
| 1088 | case pixfmt: copy = bayer_##prefix##_to_yv12_copy; \ |
| 1089 | interpolate = bayer_##prefix##_to_yv12_interpolate; \ |
| 1090 | break; |
| 1091 | CASE(AV_PIX_FMT_BAYER_BGGR8, bggr8) |
| 1092 | CASE(AV_PIX_FMT_BAYER_BGGR16LE, bggr16le) |
| 1093 | CASE(AV_PIX_FMT_BAYER_BGGR16BE, bggr16be) |
| 1094 | CASE(AV_PIX_FMT_BAYER_RGGB8, rggb8) |
| 1095 | CASE(AV_PIX_FMT_BAYER_RGGB16LE, rggb16le) |
| 1096 | CASE(AV_PIX_FMT_BAYER_RGGB16BE, rggb16be) |
| 1097 | CASE(AV_PIX_FMT_BAYER_GBRG8, gbrg8) |
| 1098 | CASE(AV_PIX_FMT_BAYER_GBRG16LE, gbrg16le) |
| 1099 | CASE(AV_PIX_FMT_BAYER_GBRG16BE, gbrg16be) |
| 1100 | CASE(AV_PIX_FMT_BAYER_GRBG8, grbg8) |
| 1101 | CASE(AV_PIX_FMT_BAYER_GRBG16LE, grbg16le) |
| 1102 | CASE(AV_PIX_FMT_BAYER_GRBG16BE, grbg16be) |
| 1103 | #undef CASE |
| 1104 | default: return 0; |
| 1105 | } |
| 1106 | |
| 1107 | copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| 1108 | srcPtr += 2 * srcStride[0]; |
| 1109 | dstY += 2 * dstStride[0]; |
| 1110 | dstU += dstStride[1]; |
| 1111 | dstV += dstStride[1]; |
| 1112 | |
| 1113 | for (i = 2; i < srcSliceH - 2; i += 2) { |
| 1114 | interpolate(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| 1115 | srcPtr += 2 * srcStride[0]; |
| 1116 | dstY += 2 * dstStride[0]; |
| 1117 | dstU += dstStride[1]; |
| 1118 | dstV += dstStride[1]; |
| 1119 | } |
| 1120 | |
| 1121 | copy(srcPtr, srcStride[0], dstY, dstU, dstV, dstStride[0], c->srcW, c->input_rgb2yuv_table); |
| 1122 | return srcSliceH; |
| 1123 | } |
| 1124 | |
| 1125 | #define isRGBA32(x) ( \ |
| 1126 | (x) == AV_PIX_FMT_ARGB \ |
| 1127 | || (x) == AV_PIX_FMT_RGBA \ |
| 1128 | || (x) == AV_PIX_FMT_BGRA \ |
| 1129 | || (x) == AV_PIX_FMT_ABGR \ |
| 1130 | ) |
| 1131 | |
| 1132 | #define isRGBA64(x) ( \ |
| 1133 | (x) == AV_PIX_FMT_RGBA64LE \ |
| 1134 | || (x) == AV_PIX_FMT_RGBA64BE \ |
| 1135 | || (x) == AV_PIX_FMT_BGRA64LE \ |
| 1136 | || (x) == AV_PIX_FMT_BGRA64BE \ |
| 1137 | ) |
| 1138 | |
| 1139 | #define isRGB48(x) ( \ |
| 1140 | (x) == AV_PIX_FMT_RGB48LE \ |
| 1141 | || (x) == AV_PIX_FMT_RGB48BE \ |
| 1142 | || (x) == AV_PIX_FMT_BGR48LE \ |
| 1143 | || (x) == AV_PIX_FMT_BGR48BE \ |
| 1144 | ) |
| 1145 | |
| 1146 | /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */ |
| 1147 | typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int); |
| 1148 | static rgbConvFn findRgbConvFn(SwsContext *c) |
| 1149 | { |
| 1150 | const enum AVPixelFormat srcFormat = c->srcFormat; |
| 1151 | const enum AVPixelFormat dstFormat = c->dstFormat; |
| 1152 | const int srcId = c->srcFormatBpp; |
| 1153 | const int dstId = c->dstFormatBpp; |
| 1154 | rgbConvFn conv = NULL; |
| 1155 | |
| 1156 | #define IS_NOT_NE(bpp, desc) \ |
| 1157 | (((bpp + 7) >> 3) == 2 && \ |
| 1158 | (!(desc->flags & AV_PIX_FMT_FLAG_BE) != !HAVE_BIGENDIAN)) |
| 1159 | |
| 1160 | #define CONV_IS(src, dst) (srcFormat == AV_PIX_FMT_##src && dstFormat == AV_PIX_FMT_##dst) |
| 1161 | |
| 1162 | if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) { |
| 1163 | if ( CONV_IS(ABGR, RGBA) |
| 1164 | || CONV_IS(ARGB, BGRA) |
| 1165 | || CONV_IS(BGRA, ARGB) |
| 1166 | || CONV_IS(RGBA, ABGR)) conv = shuffle_bytes_3210; |
| 1167 | else if (CONV_IS(ABGR, ARGB) |
| 1168 | || CONV_IS(ARGB, ABGR)) conv = shuffle_bytes_0321; |
| 1169 | else if (CONV_IS(ABGR, BGRA) |
| 1170 | || CONV_IS(ARGB, RGBA)) conv = shuffle_bytes_1230; |
| 1171 | else if (CONV_IS(BGRA, RGBA) |
| 1172 | || CONV_IS(RGBA, BGRA)) conv = shuffle_bytes_2103; |
| 1173 | else if (CONV_IS(BGRA, ABGR) |
| 1174 | || CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012; |
| 1175 | } else if (isRGB48(srcFormat) && isRGB48(dstFormat)) { |
| 1176 | if (CONV_IS(RGB48LE, BGR48LE) |
| 1177 | || CONV_IS(BGR48LE, RGB48LE) |
| 1178 | || CONV_IS(RGB48BE, BGR48BE) |
| 1179 | || CONV_IS(BGR48BE, RGB48BE)) conv = rgb48tobgr48_nobswap; |
| 1180 | else if (CONV_IS(RGB48LE, BGR48BE) |
| 1181 | || CONV_IS(BGR48LE, RGB48BE) |
| 1182 | || CONV_IS(RGB48BE, BGR48LE) |
| 1183 | || CONV_IS(BGR48BE, RGB48LE)) conv = rgb48tobgr48_bswap; |
| 1184 | } else if (isRGBA64(srcFormat) && isRGB48(dstFormat)) { |
| 1185 | if (CONV_IS(RGBA64LE, BGR48LE) |
| 1186 | || CONV_IS(BGRA64LE, RGB48LE) |
| 1187 | || CONV_IS(RGBA64BE, BGR48BE) |
| 1188 | || CONV_IS(BGRA64BE, RGB48BE)) conv = rgb64tobgr48_nobswap; |
| 1189 | else if (CONV_IS(RGBA64LE, BGR48BE) |
| 1190 | || CONV_IS(BGRA64LE, RGB48BE) |
| 1191 | || CONV_IS(RGBA64BE, BGR48LE) |
| 1192 | || CONV_IS(BGRA64BE, RGB48LE)) conv = rgb64tobgr48_bswap; |
| 1193 | else if (CONV_IS(RGBA64LE, RGB48LE) |
| 1194 | || CONV_IS(BGRA64LE, BGR48LE) |
| 1195 | || CONV_IS(RGBA64BE, RGB48BE) |
| 1196 | || CONV_IS(BGRA64BE, BGR48BE)) conv = rgb64to48_nobswap; |
| 1197 | else if (CONV_IS(RGBA64LE, RGB48BE) |
| 1198 | || CONV_IS(BGRA64LE, BGR48BE) |
| 1199 | || CONV_IS(RGBA64BE, RGB48LE) |
| 1200 | || CONV_IS(BGRA64BE, BGR48LE)) conv = rgb64to48_bswap; |
| 1201 | } else |
| 1202 | /* BGR -> BGR */ |
| 1203 | if ((isBGRinInt(srcFormat) && isBGRinInt(dstFormat)) || |
| 1204 | (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) { |
| 1205 | switch (srcId | (dstId << 16)) { |
| 1206 | case 0x000F000C: conv = rgb12to15; break; |
| 1207 | case 0x000F0010: conv = rgb16to15; break; |
| 1208 | case 0x000F0018: conv = rgb24to15; break; |
| 1209 | case 0x000F0020: conv = rgb32to15; break; |
| 1210 | case 0x0010000F: conv = rgb15to16; break; |
| 1211 | case 0x00100018: conv = rgb24to16; break; |
| 1212 | case 0x00100020: conv = rgb32to16; break; |
| 1213 | case 0x0018000F: conv = rgb15to24; break; |
| 1214 | case 0x00180010: conv = rgb16to24; break; |
| 1215 | case 0x00180020: conv = rgb32to24; break; |
| 1216 | case 0x0020000F: conv = rgb15to32; break; |
| 1217 | case 0x00200010: conv = rgb16to32; break; |
| 1218 | case 0x00200018: conv = rgb24to32; break; |
| 1219 | } |
| 1220 | } else if ((isBGRinInt(srcFormat) && isRGBinInt(dstFormat)) || |
| 1221 | (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) { |
| 1222 | switch (srcId | (dstId << 16)) { |
| 1223 | case 0x000C000C: conv = rgb12tobgr12; break; |
| 1224 | case 0x000F000F: conv = rgb15tobgr15; break; |
| 1225 | case 0x000F0010: conv = rgb16tobgr15; break; |
| 1226 | case 0x000F0018: conv = rgb24tobgr15; break; |
| 1227 | case 0x000F0020: conv = rgb32tobgr15; break; |
| 1228 | case 0x0010000F: conv = rgb15tobgr16; break; |
| 1229 | case 0x00100010: conv = rgb16tobgr16; break; |
| 1230 | case 0x00100018: conv = rgb24tobgr16; break; |
| 1231 | case 0x00100020: conv = rgb32tobgr16; break; |
| 1232 | case 0x0018000F: conv = rgb15tobgr24; break; |
| 1233 | case 0x00180010: conv = rgb16tobgr24; break; |
| 1234 | case 0x00180018: conv = rgb24tobgr24; break; |
| 1235 | case 0x00180020: conv = rgb32tobgr24; break; |
| 1236 | case 0x0020000F: conv = rgb15tobgr32; break; |
| 1237 | case 0x00200010: conv = rgb16tobgr32; break; |
| 1238 | case 0x00200018: conv = rgb24tobgr32; break; |
| 1239 | } |
| 1240 | } |
| 1241 | |
| 1242 | if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && !isRGBA32(srcFormat) && ALT32_CORR<0) |
| 1243 | return NULL; |
| 1244 | |
| 1245 | return conv; |
| 1246 | } |
| 1247 | |
| 1248 | /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */ |
| 1249 | static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], |
| 1250 | int srcSliceY, int srcSliceH, uint8_t *dst[], |
| 1251 | int dstStride[]) |
| 1252 | |
| 1253 | { |
| 1254 | const enum AVPixelFormat srcFormat = c->srcFormat; |
| 1255 | const enum AVPixelFormat dstFormat = c->dstFormat; |
| 1256 | const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat); |
| 1257 | const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat); |
| 1258 | const int srcBpp = (c->srcFormatBpp + 7) >> 3; |
| 1259 | const int dstBpp = (c->dstFormatBpp + 7) >> 3; |
| 1260 | rgbConvFn conv = findRgbConvFn(c); |
| 1261 | |
| 1262 | if (!conv) { |
| 1263 | av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
| 1264 | av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat)); |
| 1265 | } else { |
| 1266 | const uint8_t *srcPtr = src[0]; |
| 1267 | uint8_t *dstPtr = dst[0]; |
| 1268 | int src_bswap = IS_NOT_NE(c->srcFormatBpp, desc_src); |
| 1269 | int dst_bswap = IS_NOT_NE(c->dstFormatBpp, desc_dst); |
| 1270 | |
| 1271 | if ((srcFormat == AV_PIX_FMT_RGB32_1 || srcFormat == AV_PIX_FMT_BGR32_1) && |
| 1272 | !isRGBA32(dstFormat)) |
| 1273 | srcPtr += ALT32_CORR; |
| 1274 | |
| 1275 | if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && |
| 1276 | !isRGBA32(srcFormat)) { |
| 1277 | int i; |
| 1278 | av_assert0(ALT32_CORR == 1); |
| 1279 | for (i = 0; i < srcSliceH; i++) |
| 1280 | dstPtr[dstStride[0] * (srcSliceY + i)] = 255; |
| 1281 | dstPtr += ALT32_CORR; |
| 1282 | } |
| 1283 | |
| 1284 | if (dstStride[0] * srcBpp == srcStride[0] * dstBpp && srcStride[0] > 0 && |
| 1285 | !(srcStride[0] % srcBpp) && !dst_bswap && !src_bswap) |
| 1286 | conv(srcPtr, dstPtr + dstStride[0] * srcSliceY, |
| 1287 | (srcSliceH - 1) * srcStride[0] + c->srcW * srcBpp); |
| 1288 | else { |
| 1289 | int i, j; |
| 1290 | dstPtr += dstStride[0] * srcSliceY; |
| 1291 | |
| 1292 | for (i = 0; i < srcSliceH; i++) { |
| 1293 | if(src_bswap) { |
| 1294 | for(j=0; j<c->srcW; j++) |
| 1295 | ((uint16_t*)c->formatConvBuffer)[j] = av_bswap16(((uint16_t*)srcPtr)[j]); |
| 1296 | conv(c->formatConvBuffer, dstPtr, c->srcW * srcBpp); |
| 1297 | }else |
| 1298 | conv(srcPtr, dstPtr, c->srcW * srcBpp); |
| 1299 | if(dst_bswap) |
| 1300 | for(j=0; j<c->srcW; j++) |
| 1301 | ((uint16_t*)dstPtr)[j] = av_bswap16(((uint16_t*)dstPtr)[j]); |
| 1302 | srcPtr += srcStride[0]; |
| 1303 | dstPtr += dstStride[0]; |
| 1304 | } |
| 1305 | } |
| 1306 | } |
| 1307 | return srcSliceH; |
| 1308 | } |
| 1309 | |
| 1310 | static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t *src[], |
| 1311 | int srcStride[], int srcSliceY, int srcSliceH, |
| 1312 | uint8_t *dst[], int dstStride[]) |
| 1313 | { |
| 1314 | ff_rgb24toyv12( |
| 1315 | src[0], |
| 1316 | dst[0] + srcSliceY * dstStride[0], |
| 1317 | dst[1] + (srcSliceY >> 1) * dstStride[1], |
| 1318 | dst[2] + (srcSliceY >> 1) * dstStride[2], |
| 1319 | c->srcW, srcSliceH, |
| 1320 | dstStride[0], dstStride[1], srcStride[0], |
| 1321 | c->input_rgb2yuv_table); |
| 1322 | if (dst[3]) |
| 1323 | fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 1324 | return srcSliceH; |
| 1325 | } |
| 1326 | |
| 1327 | static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[], |
| 1328 | int srcStride[], int srcSliceY, int srcSliceH, |
| 1329 | uint8_t *dst[], int dstStride[]) |
| 1330 | { |
| 1331 | copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
| 1332 | dst[0], dstStride[0]); |
| 1333 | |
| 1334 | planar2x(src[1], dst[1] + dstStride[1] * (srcSliceY >> 1), c->chrSrcW, |
| 1335 | srcSliceH >> 2, srcStride[1], dstStride[1]); |
| 1336 | planar2x(src[2], dst[2] + dstStride[2] * (srcSliceY >> 1), c->chrSrcW, |
| 1337 | srcSliceH >> 2, srcStride[2], dstStride[2]); |
| 1338 | if (dst[3]) |
| 1339 | fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
| 1340 | return srcSliceH; |
| 1341 | } |
| 1342 | |
| 1343 | /* unscaled copy like stuff (assumes nearly identical formats) */ |
| 1344 | static int packedCopyWrapper(SwsContext *c, const uint8_t *src[], |
| 1345 | int srcStride[], int srcSliceY, int srcSliceH, |
| 1346 | uint8_t *dst[], int dstStride[]) |
| 1347 | { |
| 1348 | if (dstStride[0] == srcStride[0] && srcStride[0] > 0) |
| 1349 | memcpy(dst[0] + dstStride[0] * srcSliceY, src[0], srcSliceH * dstStride[0]); |
| 1350 | else { |
| 1351 | int i; |
| 1352 | const uint8_t *srcPtr = src[0]; |
| 1353 | uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY; |
| 1354 | int length = 0; |
| 1355 | |
| 1356 | /* universal length finder */ |
| 1357 | while (length + c->srcW <= FFABS(dstStride[0]) && |
| 1358 | length + c->srcW <= FFABS(srcStride[0])) |
| 1359 | length += c->srcW; |
| 1360 | av_assert1(length != 0); |
| 1361 | |
| 1362 | for (i = 0; i < srcSliceH; i++) { |
| 1363 | memcpy(dstPtr, srcPtr, length); |
| 1364 | srcPtr += srcStride[0]; |
| 1365 | dstPtr += dstStride[0]; |
| 1366 | } |
| 1367 | } |
| 1368 | return srcSliceH; |
| 1369 | } |
| 1370 | |
| 1371 | #define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)\ |
| 1372 | uint16_t scale= dither_scale[dst_depth-1][src_depth-1];\ |
| 1373 | int shift= src_depth-dst_depth + dither_scale[src_depth-2][dst_depth-1];\ |
| 1374 | for (i = 0; i < height; i++) {\ |
| 1375 | const uint8_t *dither= dithers[src_depth-9][i&7];\ |
| 1376 | for (j = 0; j < length-7; j+=8){\ |
| 1377 | dst[j+0] = dbswap((bswap(src[j+0]) + dither[0])*scale>>shift);\ |
| 1378 | dst[j+1] = dbswap((bswap(src[j+1]) + dither[1])*scale>>shift);\ |
| 1379 | dst[j+2] = dbswap((bswap(src[j+2]) + dither[2])*scale>>shift);\ |
| 1380 | dst[j+3] = dbswap((bswap(src[j+3]) + dither[3])*scale>>shift);\ |
| 1381 | dst[j+4] = dbswap((bswap(src[j+4]) + dither[4])*scale>>shift);\ |
| 1382 | dst[j+5] = dbswap((bswap(src[j+5]) + dither[5])*scale>>shift);\ |
| 1383 | dst[j+6] = dbswap((bswap(src[j+6]) + dither[6])*scale>>shift);\ |
| 1384 | dst[j+7] = dbswap((bswap(src[j+7]) + dither[7])*scale>>shift);\ |
| 1385 | }\ |
| 1386 | for (; j < length; j++)\ |
| 1387 | dst[j] = dbswap((bswap(src[j]) + dither[j&7])*scale>>shift);\ |
| 1388 | dst += dstStride;\ |
| 1389 | src += srcStride;\ |
| 1390 | } |
| 1391 | |
| 1392 | static int planarCopyWrapper(SwsContext *c, const uint8_t *src[], |
| 1393 | int srcStride[], int srcSliceY, int srcSliceH, |
| 1394 | uint8_t *dst[], int dstStride[]) |
| 1395 | { |
| 1396 | const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat); |
| 1397 | const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat); |
| 1398 | int plane, i, j; |
| 1399 | for (plane = 0; plane < 4; plane++) { |
| 1400 | int length = (plane == 0 || plane == 3) ? c->srcW : FF_CEIL_RSHIFT(c->srcW, c->chrDstHSubSample); |
| 1401 | int y = (plane == 0 || plane == 3) ? srcSliceY: FF_CEIL_RSHIFT(srcSliceY, c->chrDstVSubSample); |
| 1402 | int height = (plane == 0 || plane == 3) ? srcSliceH: FF_CEIL_RSHIFT(srcSliceH, c->chrDstVSubSample); |
| 1403 | const uint8_t *srcPtr = src[plane]; |
| 1404 | uint8_t *dstPtr = dst[plane] + dstStride[plane] * y; |
| 1405 | int shiftonly= plane==1 || plane==2 || (!c->srcRange && plane==0); |
| 1406 | |
| 1407 | if (!dst[plane]) |
| 1408 | continue; |
| 1409 | // ignore palette for GRAY8 |
| 1410 | if (plane == 1 && !dst[2]) continue; |
| 1411 | if (!src[plane] || (plane == 1 && !src[2])) { |
| 1412 | if (is16BPS(c->dstFormat) || isNBPS(c->dstFormat)) { |
| 1413 | fillPlane16(dst[plane], dstStride[plane], length, height, y, |
| 1414 | plane == 3, desc_dst->comp[plane].depth_minus1, |
| 1415 | isBE(c->dstFormat)); |
| 1416 | } else { |
| 1417 | fillPlane(dst[plane], dstStride[plane], length, height, y, |
| 1418 | (plane == 3) ? 255 : 128); |
| 1419 | } |
| 1420 | } else { |
| 1421 | if(isNBPS(c->srcFormat) || isNBPS(c->dstFormat) |
| 1422 | || (is16BPS(c->srcFormat) != is16BPS(c->dstFormat)) |
| 1423 | ) { |
| 1424 | const int src_depth = desc_src->comp[plane].depth_minus1 + 1; |
| 1425 | const int dst_depth = desc_dst->comp[plane].depth_minus1 + 1; |
| 1426 | const uint16_t *srcPtr2 = (const uint16_t *) srcPtr; |
| 1427 | uint16_t *dstPtr2 = (uint16_t*)dstPtr; |
| 1428 | |
| 1429 | if (dst_depth == 8) { |
| 1430 | if(isBE(c->srcFormat) == HAVE_BIGENDIAN){ |
| 1431 | DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, , ) |
| 1432 | } else { |
| 1433 | DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, av_bswap16, ) |
| 1434 | } |
| 1435 | } else if (src_depth == 8) { |
| 1436 | for (i = 0; i < height; i++) { |
| 1437 | #define COPY816(w)\ |
| 1438 | if(shiftonly){\ |
| 1439 | for (j = 0; j < length; j++)\ |
| 1440 | w(&dstPtr2[j], srcPtr[j]<<(dst_depth-8));\ |
| 1441 | }else{\ |
| 1442 | for (j = 0; j < length; j++)\ |
| 1443 | w(&dstPtr2[j], (srcPtr[j]<<(dst_depth-8)) |\ |
| 1444 | (srcPtr[j]>>(2*8-dst_depth)));\ |
| 1445 | } |
| 1446 | if(isBE(c->dstFormat)){ |
| 1447 | COPY816(AV_WB16) |
| 1448 | } else { |
| 1449 | COPY816(AV_WL16) |
| 1450 | } |
| 1451 | dstPtr2 += dstStride[plane]/2; |
| 1452 | srcPtr += srcStride[plane]; |
| 1453 | } |
| 1454 | } else if (src_depth <= dst_depth) { |
| 1455 | for (i = 0; i < height; i++) { |
| 1456 | j = 0; |
| 1457 | if(isBE(c->srcFormat) == HAVE_BIGENDIAN && |
| 1458 | isBE(c->dstFormat) == HAVE_BIGENDIAN && |
| 1459 | shiftonly) { |
| 1460 | unsigned shift = dst_depth - src_depth; |
| 1461 | #if HAVE_FAST_64BIT |
| 1462 | #define FAST_COPY_UP(shift) \ |
| 1463 | for (; j < length - 3; j += 4) { \ |
| 1464 | uint64_t v = AV_RN64A(srcPtr2 + j); \ |
| 1465 | AV_WN64A(dstPtr2 + j, v << shift); \ |
| 1466 | } |
| 1467 | #else |
| 1468 | #define FAST_COPY_UP(shift) \ |
| 1469 | for (; j < length - 1; j += 2) { \ |
| 1470 | uint32_t v = AV_RN32A(srcPtr2 + j); \ |
| 1471 | AV_WN32A(dstPtr2 + j, v << shift); \ |
| 1472 | } |
| 1473 | #endif |
| 1474 | switch (shift) |
| 1475 | { |
| 1476 | case 6: FAST_COPY_UP(6); break; |
| 1477 | case 7: FAST_COPY_UP(7); break; |
| 1478 | } |
| 1479 | } |
| 1480 | #define COPY_UP(r,w) \ |
| 1481 | if(shiftonly){\ |
| 1482 | for (; j < length; j++){ \ |
| 1483 | unsigned int v= r(&srcPtr2[j]);\ |
| 1484 | w(&dstPtr2[j], v<<(dst_depth-src_depth));\ |
| 1485 | }\ |
| 1486 | }else{\ |
| 1487 | for (; j < length; j++){ \ |
| 1488 | unsigned int v= r(&srcPtr2[j]);\ |
| 1489 | w(&dstPtr2[j], (v<<(dst_depth-src_depth)) | \ |
| 1490 | (v>>(2*src_depth-dst_depth)));\ |
| 1491 | }\ |
| 1492 | } |
| 1493 | if(isBE(c->srcFormat)){ |
| 1494 | if(isBE(c->dstFormat)){ |
| 1495 | COPY_UP(AV_RB16, AV_WB16) |
| 1496 | } else { |
| 1497 | COPY_UP(AV_RB16, AV_WL16) |
| 1498 | } |
| 1499 | } else { |
| 1500 | if(isBE(c->dstFormat)){ |
| 1501 | COPY_UP(AV_RL16, AV_WB16) |
| 1502 | } else { |
| 1503 | COPY_UP(AV_RL16, AV_WL16) |
| 1504 | } |
| 1505 | } |
| 1506 | dstPtr2 += dstStride[plane]/2; |
| 1507 | srcPtr2 += srcStride[plane]/2; |
| 1508 | } |
| 1509 | } else { |
| 1510 | if(isBE(c->srcFormat) == HAVE_BIGENDIAN){ |
| 1511 | if(isBE(c->dstFormat) == HAVE_BIGENDIAN){ |
| 1512 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , ) |
| 1513 | } else { |
| 1514 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , av_bswap16) |
| 1515 | } |
| 1516 | }else{ |
| 1517 | if(isBE(c->dstFormat) == HAVE_BIGENDIAN){ |
| 1518 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, ) |
| 1519 | } else { |
| 1520 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, av_bswap16) |
| 1521 | } |
| 1522 | } |
| 1523 | } |
| 1524 | } else if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat) && |
| 1525 | isBE(c->srcFormat) != isBE(c->dstFormat)) { |
| 1526 | |
| 1527 | for (i = 0; i < height; i++) { |
| 1528 | for (j = 0; j < length; j++) |
| 1529 | ((uint16_t *) dstPtr)[j] = av_bswap16(((const uint16_t *) srcPtr)[j]); |
| 1530 | srcPtr += srcStride[plane]; |
| 1531 | dstPtr += dstStride[plane]; |
| 1532 | } |
| 1533 | } else if (dstStride[plane] == srcStride[plane] && |
| 1534 | srcStride[plane] > 0 && srcStride[plane] == length) { |
| 1535 | memcpy(dst[plane] + dstStride[plane] * y, src[plane], |
| 1536 | height * dstStride[plane]); |
| 1537 | } else { |
| 1538 | if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) |
| 1539 | length *= 2; |
| 1540 | else if (!desc_src->comp[0].depth_minus1) |
| 1541 | length >>= 3; // monowhite/black |
| 1542 | for (i = 0; i < height; i++) { |
| 1543 | memcpy(dstPtr, srcPtr, length); |
| 1544 | srcPtr += srcStride[plane]; |
| 1545 | dstPtr += dstStride[plane]; |
| 1546 | } |
| 1547 | } |
| 1548 | } |
| 1549 | } |
| 1550 | return srcSliceH; |
| 1551 | } |
| 1552 | |
| 1553 | |
| 1554 | #define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt) \ |
| 1555 | ((src_fmt == pix_fmt ## BE && dst_fmt == pix_fmt ## LE) || \ |
| 1556 | (src_fmt == pix_fmt ## LE && dst_fmt == pix_fmt ## BE)) |
| 1557 | |
| 1558 | |
| 1559 | void ff_get_unscaled_swscale(SwsContext *c) |
| 1560 | { |
| 1561 | const enum AVPixelFormat srcFormat = c->srcFormat; |
| 1562 | const enum AVPixelFormat dstFormat = c->dstFormat; |
| 1563 | const int flags = c->flags; |
| 1564 | const int dstH = c->dstH; |
| 1565 | int needsDither; |
| 1566 | |
| 1567 | needsDither = isAnyRGB(dstFormat) && |
| 1568 | c->dstFormatBpp < 24 && |
| 1569 | (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat))); |
| 1570 | |
| 1571 | /* yv12_to_nv12 */ |
| 1572 | if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) && |
| 1573 | (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21)) { |
| 1574 | c->swscale = planarToNv12Wrapper; |
| 1575 | } |
| 1576 | /* nv12_to_yv12 */ |
| 1577 | if (dstFormat == AV_PIX_FMT_YUV420P && |
| 1578 | (srcFormat == AV_PIX_FMT_NV12 || srcFormat == AV_PIX_FMT_NV21)) { |
| 1579 | c->swscale = nv12ToPlanarWrapper; |
| 1580 | } |
| 1581 | /* yuv2bgr */ |
| 1582 | if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUV422P || |
| 1583 | srcFormat == AV_PIX_FMT_YUVA420P) && isAnyRGB(dstFormat) && |
| 1584 | !(flags & SWS_ACCURATE_RND) && (c->dither == SWS_DITHER_BAYER || c->dither == SWS_DITHER_AUTO) && !(dstH & 1)) { |
| 1585 | c->swscale = ff_yuv2rgb_get_func_ptr(c); |
| 1586 | } |
| 1587 | |
| 1588 | if (srcFormat == AV_PIX_FMT_YUV410P && !(dstH & 3) && |
| 1589 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) && |
| 1590 | !(flags & SWS_BITEXACT)) { |
| 1591 | c->swscale = yvu9ToYv12Wrapper; |
| 1592 | } |
| 1593 | |
| 1594 | /* bgr24toYV12 */ |
| 1595 | if (srcFormat == AV_PIX_FMT_BGR24 && |
| 1596 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) && |
| 1597 | !(flags & SWS_ACCURATE_RND)) |
| 1598 | c->swscale = bgr24ToYv12Wrapper; |
| 1599 | |
| 1600 | /* RGB/BGR -> RGB/BGR (no dither needed forms) */ |
| 1601 | if (isAnyRGB(srcFormat) && isAnyRGB(dstFormat) && findRgbConvFn(c) |
| 1602 | && (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)))) |
| 1603 | c->swscale = rgbToRgbWrapper; |
| 1604 | |
| 1605 | if ((srcFormat == AV_PIX_FMT_GBRP && dstFormat == AV_PIX_FMT_GBRAP) || |
| 1606 | (srcFormat == AV_PIX_FMT_GBRAP && dstFormat == AV_PIX_FMT_GBRP)) |
| 1607 | c->swscale = planarRgbToplanarRgbWrapper; |
| 1608 | |
| 1609 | #define isByteRGB(f) ( \ |
| 1610 | f == AV_PIX_FMT_RGB32 || \ |
| 1611 | f == AV_PIX_FMT_RGB32_1 || \ |
| 1612 | f == AV_PIX_FMT_RGB24 || \ |
| 1613 | f == AV_PIX_FMT_BGR32 || \ |
| 1614 | f == AV_PIX_FMT_BGR32_1 || \ |
| 1615 | f == AV_PIX_FMT_BGR24) |
| 1616 | |
| 1617 | if (srcFormat == AV_PIX_FMT_GBRP && isPlanar(srcFormat) && isByteRGB(dstFormat)) |
| 1618 | c->swscale = planarRgbToRgbWrapper; |
| 1619 | |
| 1620 | if ((srcFormat == AV_PIX_FMT_RGB48LE || srcFormat == AV_PIX_FMT_RGB48BE || |
| 1621 | srcFormat == AV_PIX_FMT_BGR48LE || srcFormat == AV_PIX_FMT_BGR48BE || |
| 1622 | srcFormat == AV_PIX_FMT_RGBA64LE || srcFormat == AV_PIX_FMT_RGBA64BE || |
| 1623 | srcFormat == AV_PIX_FMT_BGRA64LE || srcFormat == AV_PIX_FMT_BGRA64BE) && |
| 1624 | (dstFormat == AV_PIX_FMT_GBRP9LE || dstFormat == AV_PIX_FMT_GBRP9BE || |
| 1625 | dstFormat == AV_PIX_FMT_GBRP10LE || dstFormat == AV_PIX_FMT_GBRP10BE || |
| 1626 | dstFormat == AV_PIX_FMT_GBRP12LE || dstFormat == AV_PIX_FMT_GBRP12BE || |
| 1627 | dstFormat == AV_PIX_FMT_GBRP14LE || dstFormat == AV_PIX_FMT_GBRP14BE || |
| 1628 | dstFormat == AV_PIX_FMT_GBRP16LE || dstFormat == AV_PIX_FMT_GBRP16BE || |
| 1629 | dstFormat == AV_PIX_FMT_GBRAP16LE || dstFormat == AV_PIX_FMT_GBRAP16BE )) |
| 1630 | c->swscale = Rgb16ToPlanarRgb16Wrapper; |
| 1631 | |
| 1632 | if ((srcFormat == AV_PIX_FMT_GBRP9LE || srcFormat == AV_PIX_FMT_GBRP9BE || |
| 1633 | srcFormat == AV_PIX_FMT_GBRP16LE || srcFormat == AV_PIX_FMT_GBRP16BE || |
| 1634 | srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE || |
| 1635 | srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE || |
| 1636 | srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE || |
| 1637 | srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) && |
| 1638 | (dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE || |
| 1639 | dstFormat == AV_PIX_FMT_BGR48LE || dstFormat == AV_PIX_FMT_BGR48BE || |
| 1640 | dstFormat == AV_PIX_FMT_RGBA64LE || dstFormat == AV_PIX_FMT_RGBA64BE || |
| 1641 | dstFormat == AV_PIX_FMT_BGRA64LE || dstFormat == AV_PIX_FMT_BGRA64BE)) |
| 1642 | c->swscale = planarRgb16ToRgb16Wrapper; |
| 1643 | |
| 1644 | if (av_pix_fmt_desc_get(srcFormat)->comp[0].depth_minus1 == 7 && |
| 1645 | isPackedRGB(srcFormat) && dstFormat == AV_PIX_FMT_GBRP) |
| 1646 | c->swscale = rgbToPlanarRgbWrapper; |
| 1647 | |
| 1648 | if (isBayer(srcFormat)) { |
| 1649 | if (dstFormat == AV_PIX_FMT_RGB24) |
| 1650 | c->swscale = bayer_to_rgb24_wrapper; |
| 1651 | else if (dstFormat == AV_PIX_FMT_YUV420P) |
| 1652 | c->swscale = bayer_to_yv12_wrapper; |
| 1653 | else if (!isBayer(dstFormat)) { |
| 1654 | av_log(c, AV_LOG_ERROR, "unsupported bayer conversion\n"); |
| 1655 | av_assert0(0); |
| 1656 | } |
| 1657 | } |
| 1658 | |
| 1659 | /* bswap 16 bits per pixel/component packed formats */ |
| 1660 | if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_BGGR16) || |
| 1661 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_RGGB16) || |
| 1662 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GBRG16) || |
| 1663 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BAYER_GRBG16) || |
| 1664 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR444) || |
| 1665 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR48) || |
| 1666 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) || |
| 1667 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR555) || |
| 1668 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR565) || |
| 1669 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) || |
| 1670 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY16) || |
| 1671 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YA16) || |
| 1672 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP9) || |
| 1673 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP10) || |
| 1674 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP12) || |
| 1675 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP14) || |
| 1676 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP16) || |
| 1677 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP16) || |
| 1678 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB444) || |
| 1679 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB48) || |
| 1680 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) || |
| 1681 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB555) || |
| 1682 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB565) || |
| 1683 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) || |
| 1684 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_XYZ12) || |
| 1685 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P9) || |
| 1686 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P10) || |
| 1687 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P12) || |
| 1688 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P14) || |
| 1689 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P16) || |
| 1690 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P9) || |
| 1691 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P10) || |
| 1692 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P12) || |
| 1693 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P14) || |
| 1694 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P16) || |
| 1695 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P9) || |
| 1696 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P10) || |
| 1697 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P12) || |
| 1698 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P14) || |
| 1699 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P16)) |
| 1700 | c->swscale = packed_16bpc_bswap; |
| 1701 | |
| 1702 | if (usePal(srcFormat) && isByteRGB(dstFormat)) |
| 1703 | c->swscale = palToRgbWrapper; |
| 1704 | |
| 1705 | if (srcFormat == AV_PIX_FMT_YUV422P) { |
| 1706 | if (dstFormat == AV_PIX_FMT_YUYV422) |
| 1707 | c->swscale = yuv422pToYuy2Wrapper; |
| 1708 | else if (dstFormat == AV_PIX_FMT_UYVY422) |
| 1709 | c->swscale = yuv422pToUyvyWrapper; |
| 1710 | } |
| 1711 | |
| 1712 | /* LQ converters if -sws 0 or -sws 4*/ |
| 1713 | if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) { |
| 1714 | /* yv12_to_yuy2 */ |
| 1715 | if (srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) { |
| 1716 | if (dstFormat == AV_PIX_FMT_YUYV422) |
| 1717 | c->swscale = planarToYuy2Wrapper; |
| 1718 | else if (dstFormat == AV_PIX_FMT_UYVY422) |
| 1719 | c->swscale = planarToUyvyWrapper; |
| 1720 | } |
| 1721 | } |
| 1722 | if (srcFormat == AV_PIX_FMT_YUYV422 && |
| 1723 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P)) |
| 1724 | c->swscale = yuyvToYuv420Wrapper; |
| 1725 | if (srcFormat == AV_PIX_FMT_UYVY422 && |
| 1726 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P)) |
| 1727 | c->swscale = uyvyToYuv420Wrapper; |
| 1728 | if (srcFormat == AV_PIX_FMT_YUYV422 && dstFormat == AV_PIX_FMT_YUV422P) |
| 1729 | c->swscale = yuyvToYuv422Wrapper; |
| 1730 | if (srcFormat == AV_PIX_FMT_UYVY422 && dstFormat == AV_PIX_FMT_YUV422P) |
| 1731 | c->swscale = uyvyToYuv422Wrapper; |
| 1732 | |
| 1733 | #define isPlanarGray(x) (isGray(x) && (x) != AV_PIX_FMT_YA8 && (x) != AV_PIX_FMT_YA16LE && (x) != AV_PIX_FMT_YA16BE) |
| 1734 | /* simple copy */ |
| 1735 | if ( srcFormat == dstFormat || |
| 1736 | (srcFormat == AV_PIX_FMT_YUVA420P && dstFormat == AV_PIX_FMT_YUV420P) || |
| 1737 | (srcFormat == AV_PIX_FMT_YUV420P && dstFormat == AV_PIX_FMT_YUVA420P) || |
| 1738 | (isPlanarYUV(srcFormat) && isPlanarGray(dstFormat)) || |
| 1739 | (isPlanarYUV(dstFormat) && isPlanarGray(srcFormat)) || |
| 1740 | (isPlanarGray(dstFormat) && isPlanarGray(srcFormat)) || |
| 1741 | (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat) && |
| 1742 | c->chrDstHSubSample == c->chrSrcHSubSample && |
| 1743 | c->chrDstVSubSample == c->chrSrcVSubSample && |
| 1744 | dstFormat != AV_PIX_FMT_NV12 && dstFormat != AV_PIX_FMT_NV21 && |
| 1745 | srcFormat != AV_PIX_FMT_NV12 && srcFormat != AV_PIX_FMT_NV21)) |
| 1746 | { |
| 1747 | if (isPacked(c->srcFormat)) |
| 1748 | c->swscale = packedCopyWrapper; |
| 1749 | else /* Planar YUV or gray */ |
| 1750 | c->swscale = planarCopyWrapper; |
| 1751 | } |
| 1752 | |
| 1753 | if (ARCH_PPC) |
| 1754 | ff_get_unscaled_swscale_ppc(c); |
| 1755 | // if (ARCH_ARM) |
| 1756 | // ff_get_unscaled_swscale_arm(c); |
| 1757 | } |
| 1758 | |
| 1759 | /* Convert the palette to the same packed 32-bit format as the palette */ |
| 1760 | void sws_convertPalette8ToPacked32(const uint8_t *src, uint8_t *dst, |
| 1761 | int num_pixels, const uint8_t *palette) |
| 1762 | { |
| 1763 | int i; |
| 1764 | |
| 1765 | for (i = 0; i < num_pixels; i++) |
| 1766 | ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]]; |
| 1767 | } |
| 1768 | |
| 1769 | /* Palette format: ABCD -> dst format: ABC */ |
| 1770 | void sws_convertPalette8ToPacked24(const uint8_t *src, uint8_t *dst, |
| 1771 | int num_pixels, const uint8_t *palette) |
| 1772 | { |
| 1773 | int i; |
| 1774 | |
| 1775 | for (i = 0; i < num_pixels; i++) { |
| 1776 | //FIXME slow? |
| 1777 | dst[0] = palette[src[i] * 4 + 0]; |
| 1778 | dst[1] = palette[src[i] * 4 + 1]; |
| 1779 | dst[2] = palette[src[i] * 4 + 2]; |
| 1780 | dst += 3; |
| 1781 | } |
| 1782 | } |