Go to most recent revision | Details | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 4349 | Serge | 1 | /* |
| 2 | * Copyright (C) 2001-2011 Michael Niedermayer |
||
| 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 |
||
| 22 | #include |
||
| 23 | #include |
||
| 24 | #include |
||
| 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[0]); |
||
| 172 | else |
||
| 173 | interleaveBytes(src[2], src[1], dst, c->srcW / 2, srcSliceH / 2, |
||
| 174 | srcStride[2], srcStride[1], dstStride[0]); |
||
| 175 | |||
| 176 | return srcSliceH; |
||
| 177 | } |
||
| 178 | |||
| 179 | static int planarToYuy2Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 180 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 181 | uint8_t *dstParam[], int dstStride[]) |
||
| 182 | { |
||
| 183 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 184 | |||
| 185 | yv12toyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
||
| 186 | srcStride[1], dstStride[0]); |
||
| 187 | |||
| 188 | return srcSliceH; |
||
| 189 | } |
||
| 190 | |||
| 191 | static int planarToUyvyWrapper(SwsContext *c, const uint8_t *src[], |
||
| 192 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 193 | uint8_t *dstParam[], int dstStride[]) |
||
| 194 | { |
||
| 195 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 196 | |||
| 197 | yv12touyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
||
| 198 | srcStride[1], dstStride[0]); |
||
| 199 | |||
| 200 | return srcSliceH; |
||
| 201 | } |
||
| 202 | |||
| 203 | static int yuv422pToYuy2Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 204 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 205 | uint8_t *dstParam[], int dstStride[]) |
||
| 206 | { |
||
| 207 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 208 | |||
| 209 | yuv422ptoyuy2(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
||
| 210 | srcStride[1], dstStride[0]); |
||
| 211 | |||
| 212 | return srcSliceH; |
||
| 213 | } |
||
| 214 | |||
| 215 | static int yuv422pToUyvyWrapper(SwsContext *c, const uint8_t *src[], |
||
| 216 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 217 | uint8_t *dstParam[], int dstStride[]) |
||
| 218 | { |
||
| 219 | uint8_t *dst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 220 | |||
| 221 | yuv422ptouyvy(src[0], src[1], src[2], dst, c->srcW, srcSliceH, srcStride[0], |
||
| 222 | srcStride[1], dstStride[0]); |
||
| 223 | |||
| 224 | return srcSliceH; |
||
| 225 | } |
||
| 226 | |||
| 227 | static int yuyvToYuv420Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 228 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 229 | uint8_t *dstParam[], int dstStride[]) |
||
| 230 | { |
||
| 231 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 232 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2; |
||
| 233 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2; |
||
| 234 | |||
| 235 | yuyvtoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
||
| 236 | dstStride[1], srcStride[0]); |
||
| 237 | |||
| 238 | if (dstParam[3]) |
||
| 239 | fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
||
| 240 | |||
| 241 | return srcSliceH; |
||
| 242 | } |
||
| 243 | |||
| 244 | static int yuyvToYuv422Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 245 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 246 | uint8_t *dstParam[], int dstStride[]) |
||
| 247 | { |
||
| 248 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 249 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY; |
||
| 250 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY; |
||
| 251 | |||
| 252 | yuyvtoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
||
| 253 | dstStride[1], srcStride[0]); |
||
| 254 | |||
| 255 | return srcSliceH; |
||
| 256 | } |
||
| 257 | |||
| 258 | static int uyvyToYuv420Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 259 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 260 | uint8_t *dstParam[], int dstStride[]) |
||
| 261 | { |
||
| 262 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 263 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY / 2; |
||
| 264 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY / 2; |
||
| 265 | |||
| 266 | uyvytoyuv420(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
||
| 267 | dstStride[1], srcStride[0]); |
||
| 268 | |||
| 269 | if (dstParam[3]) |
||
| 270 | fillPlane(dstParam[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
||
| 271 | |||
| 272 | return srcSliceH; |
||
| 273 | } |
||
| 274 | |||
| 275 | static int uyvyToYuv422Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 276 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 277 | uint8_t *dstParam[], int dstStride[]) |
||
| 278 | { |
||
| 279 | uint8_t *ydst = dstParam[0] + dstStride[0] * srcSliceY; |
||
| 280 | uint8_t *udst = dstParam[1] + dstStride[1] * srcSliceY; |
||
| 281 | uint8_t *vdst = dstParam[2] + dstStride[2] * srcSliceY; |
||
| 282 | |||
| 283 | uyvytoyuv422(ydst, udst, vdst, src[0], c->srcW, srcSliceH, dstStride[0], |
||
| 284 | dstStride[1], srcStride[0]); |
||
| 285 | |||
| 286 | return srcSliceH; |
||
| 287 | } |
||
| 288 | |||
| 289 | static void gray8aToPacked32(const uint8_t *src, uint8_t *dst, int num_pixels, |
||
| 290 | const uint8_t *palette) |
||
| 291 | { |
||
| 292 | int i; |
||
| 293 | for (i = 0; i < num_pixels; i++) |
||
| 294 | ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | (src[(i << 1) + 1] << 24); |
||
| 295 | } |
||
| 296 | |||
| 297 | static void gray8aToPacked32_1(const uint8_t *src, uint8_t *dst, int num_pixels, |
||
| 298 | const uint8_t *palette) |
||
| 299 | { |
||
| 300 | int i; |
||
| 301 | |||
| 302 | for (i = 0; i < num_pixels; i++) |
||
| 303 | ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i << 1]] | src[(i << 1) + 1]; |
||
| 304 | } |
||
| 305 | |||
| 306 | static void gray8aToPacked24(const uint8_t *src, uint8_t *dst, int num_pixels, |
||
| 307 | const uint8_t *palette) |
||
| 308 | { |
||
| 309 | int i; |
||
| 310 | |||
| 311 | for (i = 0; i < num_pixels; i++) { |
||
| 312 | //FIXME slow? |
||
| 313 | dst[0] = palette[src[i << 1] * 4 + 0]; |
||
| 314 | dst[1] = palette[src[i << 1] * 4 + 1]; |
||
| 315 | dst[2] = palette[src[i << 1] * 4 + 2]; |
||
| 316 | dst += 3; |
||
| 317 | } |
||
| 318 | } |
||
| 319 | |||
| 320 | static int packed_16bpc_bswap(SwsContext *c, const uint8_t *src[], |
||
| 321 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 322 | uint8_t *dst[], int dstStride[]) |
||
| 323 | { |
||
| 324 | int i, j, p; |
||
| 325 | |||
| 326 | for (p = 0; p < 4; p++) { |
||
| 327 | int srcstr = srcStride[p] / 2; |
||
| 328 | int dststr = dstStride[p] / 2; |
||
| 329 | uint16_t *dstPtr = (uint16_t *) dst[p]; |
||
| 330 | const uint16_t *srcPtr = (const uint16_t *) src[p]; |
||
| 331 | int min_stride = FFMIN(FFABS(srcstr), FFABS(dststr)); |
||
| 332 | if(!dstPtr || !srcPtr) |
||
| 333 | continue; |
||
| 334 | for (i = 0; i < (srcSliceH >> c->chrDstVSubSample); i++) { |
||
| 335 | for (j = 0; j < min_stride; j++) { |
||
| 336 | dstPtr[j] = av_bswap16(srcPtr[j]); |
||
| 337 | } |
||
| 338 | srcPtr += srcstr; |
||
| 339 | dstPtr += dststr; |
||
| 340 | } |
||
| 341 | } |
||
| 342 | |||
| 343 | return srcSliceH; |
||
| 344 | } |
||
| 345 | |||
| 346 | static int palToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], |
||
| 347 | int srcSliceY, int srcSliceH, uint8_t *dst[], |
||
| 348 | int dstStride[]) |
||
| 349 | { |
||
| 350 | const enum AVPixelFormat srcFormat = c->srcFormat; |
||
| 351 | const enum AVPixelFormat dstFormat = c->dstFormat; |
||
| 352 | void (*conv)(const uint8_t *src, uint8_t *dst, int num_pixels, |
||
| 353 | const uint8_t *palette) = NULL; |
||
| 354 | int i; |
||
| 355 | uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY; |
||
| 356 | const uint8_t *srcPtr = src[0]; |
||
| 357 | |||
| 358 | if (srcFormat == AV_PIX_FMT_GRAY8A) { |
||
| 359 | switch (dstFormat) { |
||
| 360 | case AV_PIX_FMT_RGB32 : conv = gray8aToPacked32; break; |
||
| 361 | case AV_PIX_FMT_BGR32 : conv = gray8aToPacked32; break; |
||
| 362 | case AV_PIX_FMT_BGR32_1: conv = gray8aToPacked32_1; break; |
||
| 363 | case AV_PIX_FMT_RGB32_1: conv = gray8aToPacked32_1; break; |
||
| 364 | case AV_PIX_FMT_RGB24 : conv = gray8aToPacked24; break; |
||
| 365 | case AV_PIX_FMT_BGR24 : conv = gray8aToPacked24; break; |
||
| 366 | } |
||
| 367 | } else if (usePal(srcFormat)) { |
||
| 368 | switch (dstFormat) { |
||
| 369 | case AV_PIX_FMT_RGB32 : conv = sws_convertPalette8ToPacked32; break; |
||
| 370 | case AV_PIX_FMT_BGR32 : conv = sws_convertPalette8ToPacked32; break; |
||
| 371 | case AV_PIX_FMT_BGR32_1: conv = sws_convertPalette8ToPacked32; break; |
||
| 372 | case AV_PIX_FMT_RGB32_1: conv = sws_convertPalette8ToPacked32; break; |
||
| 373 | case AV_PIX_FMT_RGB24 : conv = sws_convertPalette8ToPacked24; break; |
||
| 374 | case AV_PIX_FMT_BGR24 : conv = sws_convertPalette8ToPacked24; break; |
||
| 375 | } |
||
| 376 | } |
||
| 377 | |||
| 378 | if (!conv) |
||
| 379 | av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
||
| 380 | av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat)); |
||
| 381 | else { |
||
| 382 | for (i = 0; i < srcSliceH; i++) { |
||
| 383 | conv(srcPtr, dstPtr, c->srcW, (uint8_t *) c->pal_rgb); |
||
| 384 | srcPtr += srcStride[0]; |
||
| 385 | dstPtr += dstStride[0]; |
||
| 386 | } |
||
| 387 | } |
||
| 388 | |||
| 389 | return srcSliceH; |
||
| 390 | } |
||
| 391 | |||
| 392 | static void gbr16ptopacked16(const uint16_t *src[], int srcStride[], |
||
| 393 | uint8_t *dst, int dstStride, int srcSliceH, |
||
| 394 | int alpha, int swap, int bpp, int width) |
||
| 395 | { |
||
| 396 | int x, h, i; |
||
| 397 | int src_alpha = src[3] != NULL; |
||
| 398 | int scale_high = 16 - bpp, scale_low = (bpp - 8) * 2; |
||
| 399 | for (h = 0; h < srcSliceH; h++) { |
||
| 400 | uint16_t *dest = (uint16_t *)(dst + dstStride * h); |
||
| 401 | uint16_t component; |
||
| 402 | |||
| 403 | switch(swap) { |
||
| 404 | case 3: |
||
| 405 | if (alpha && !src_alpha) { |
||
| 406 | for (x = 0; x < width; x++) { |
||
| 407 | component = av_bswap16(src[0][x]); |
||
| 408 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 409 | component = av_bswap16(src[1][x]); |
||
| 410 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 411 | component = av_bswap16(src[2][x]); |
||
| 412 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 413 | *dest++ = 0xffff; |
||
| 414 | } |
||
| 415 | } else if (alpha && src_alpha) { |
||
| 416 | for (x = 0; x < width; x++) { |
||
| 417 | component = av_bswap16(src[0][x]); |
||
| 418 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 419 | component = av_bswap16(src[1][x]); |
||
| 420 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 421 | component = av_bswap16(src[2][x]); |
||
| 422 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 423 | component = av_bswap16(src[3][x]); |
||
| 424 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 425 | } |
||
| 426 | } else { |
||
| 427 | for (x = 0; x < width; x++) { |
||
| 428 | component = av_bswap16(src[0][x]); |
||
| 429 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 430 | component = av_bswap16(src[1][x]); |
||
| 431 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 432 | component = av_bswap16(src[2][x]); |
||
| 433 | *dest++ = av_bswap16(component << scale_high | component >> scale_low); |
||
| 434 | } |
||
| 435 | } |
||
| 436 | break; |
||
| 437 | case 2: |
||
| 438 | if (alpha && !src_alpha) { |
||
| 439 | for (x = 0; x < width; x++) { |
||
| 440 | *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
||
| 441 | *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
||
| 442 | *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
||
| 443 | *dest++ = 0xffff; |
||
| 444 | } |
||
| 445 | } else if (alpha && src_alpha) { |
||
| 446 | for (x = 0; x < width; x++) { |
||
| 447 | *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
||
| 448 | *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
||
| 449 | *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
||
| 450 | *dest++ = av_bswap16(src[3][x] << scale_high | src[3][x] >> scale_low); |
||
| 451 | } |
||
| 452 | } else { |
||
| 453 | for (x = 0; x < width; x++) { |
||
| 454 | *dest++ = av_bswap16(src[0][x] << scale_high | src[0][x] >> scale_low); |
||
| 455 | *dest++ = av_bswap16(src[1][x] << scale_high | src[1][x] >> scale_low); |
||
| 456 | *dest++ = av_bswap16(src[2][x] << scale_high | src[2][x] >> scale_low); |
||
| 457 | } |
||
| 458 | } |
||
| 459 | break; |
||
| 460 | case 1: |
||
| 461 | if (alpha && !src_alpha) { |
||
| 462 | for (x = 0; x < width; x++) { |
||
| 463 | *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
||
| 464 | *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
||
| 465 | *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
||
| 466 | *dest++ = 0xffff; |
||
| 467 | } |
||
| 468 | } else if (alpha && src_alpha) { |
||
| 469 | for (x = 0; x < width; x++) { |
||
| 470 | *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
||
| 471 | *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
||
| 472 | *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
||
| 473 | *dest++ = av_bswap16(src[3][x]) << scale_high | av_bswap16(src[3][x]) >> scale_low; |
||
| 474 | } |
||
| 475 | } else { |
||
| 476 | for (x = 0; x < width; x++) { |
||
| 477 | *dest++ = av_bswap16(src[0][x]) << scale_high | av_bswap16(src[0][x]) >> scale_low; |
||
| 478 | *dest++ = av_bswap16(src[1][x]) << scale_high | av_bswap16(src[1][x]) >> scale_low; |
||
| 479 | *dest++ = av_bswap16(src[2][x]) << scale_high | av_bswap16(src[2][x]) >> scale_low; |
||
| 480 | } |
||
| 481 | } |
||
| 482 | break; |
||
| 483 | default: |
||
| 484 | if (alpha && !src_alpha) { |
||
| 485 | for (x = 0; x < width; x++) { |
||
| 486 | *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
||
| 487 | *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
||
| 488 | *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
||
| 489 | *dest++ = 0xffff; |
||
| 490 | } |
||
| 491 | } else if (alpha && src_alpha) { |
||
| 492 | for (x = 0; x < width; x++) { |
||
| 493 | *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
||
| 494 | *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
||
| 495 | *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
||
| 496 | *dest++ = src[3][x] << scale_high | src[3][x] >> scale_low; |
||
| 497 | } |
||
| 498 | } else { |
||
| 499 | for (x = 0; x < width; x++) { |
||
| 500 | *dest++ = src[0][x] << scale_high | src[0][x] >> scale_low; |
||
| 501 | *dest++ = src[1][x] << scale_high | src[1][x] >> scale_low; |
||
| 502 | *dest++ = src[2][x] << scale_high | src[2][x] >> scale_low; |
||
| 503 | } |
||
| 504 | } |
||
| 505 | } |
||
| 506 | for (i = 0; i < 3 + src_alpha; i++) |
||
| 507 | src[i] += srcStride[i] >> 1; |
||
| 508 | } |
||
| 509 | } |
||
| 510 | |||
| 511 | static int planarRgb16ToRgb16Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 512 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 513 | uint8_t *dst[], int dstStride[]) |
||
| 514 | { |
||
| 515 | const uint16_t *src102[] = { (uint16_t *)src[1], (uint16_t *)src[0], (uint16_t *)src[2], (uint16_t *)src[3] }; |
||
| 516 | const uint16_t *src201[] = { (uint16_t *)src[2], (uint16_t *)src[0], (uint16_t *)src[1], (uint16_t *)src[3] }; |
||
| 517 | int stride102[] = { srcStride[1], srcStride[0], srcStride[2], srcStride[3] }; |
||
| 518 | int stride201[] = { srcStride[2], srcStride[0], srcStride[1], srcStride[3] }; |
||
| 519 | const AVPixFmtDescriptor *src_format = av_pix_fmt_desc_get(c->srcFormat); |
||
| 520 | const AVPixFmtDescriptor *dst_format = av_pix_fmt_desc_get(c->dstFormat); |
||
| 521 | int bits_per_sample = src_format->comp[0].depth_minus1 + 1; |
||
| 522 | int swap = 0; |
||
| 523 | if ( HAVE_BIGENDIAN && !(src_format->flags & AV_PIX_FMT_FLAG_BE) || |
||
| 524 | !HAVE_BIGENDIAN && src_format->flags & AV_PIX_FMT_FLAG_BE) |
||
| 525 | swap++; |
||
| 526 | if ( HAVE_BIGENDIAN && !(dst_format->flags & AV_PIX_FMT_FLAG_BE) || |
||
| 527 | !HAVE_BIGENDIAN && dst_format->flags & AV_PIX_FMT_FLAG_BE) |
||
| 528 | swap += 2; |
||
| 529 | |||
| 530 | if ((src_format->flags & (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB)) != |
||
| 531 | (AV_PIX_FMT_FLAG_PLANAR | AV_PIX_FMT_FLAG_RGB) || |
||
| 532 | bits_per_sample <= 8) { |
||
| 533 | av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n", |
||
| 534 | src_format->name, dst_format->name); |
||
| 535 | return srcSliceH; |
||
| 536 | } |
||
| 537 | switch (c->dstFormat) { |
||
| 538 | case AV_PIX_FMT_BGR48LE: |
||
| 539 | case AV_PIX_FMT_BGR48BE: |
||
| 540 | gbr16ptopacked16(src102, stride102, |
||
| 541 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 542 | srcSliceH, 0, swap, bits_per_sample, c->srcW); |
||
| 543 | break; |
||
| 544 | case AV_PIX_FMT_RGB48LE: |
||
| 545 | case AV_PIX_FMT_RGB48BE: |
||
| 546 | gbr16ptopacked16(src201, stride201, |
||
| 547 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 548 | srcSliceH, 0, swap, bits_per_sample, c->srcW); |
||
| 549 | break; |
||
| 550 | case AV_PIX_FMT_RGBA64LE: |
||
| 551 | case AV_PIX_FMT_RGBA64BE: |
||
| 552 | gbr16ptopacked16(src201, stride201, |
||
| 553 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 554 | srcSliceH, 1, swap, bits_per_sample, c->srcW); |
||
| 555 | break; |
||
| 556 | case AV_PIX_FMT_BGRA64LE: |
||
| 557 | case AV_PIX_FMT_BGRA64BE: |
||
| 558 | gbr16ptopacked16(src102, stride102, |
||
| 559 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 560 | srcSliceH, 1, swap, bits_per_sample, c->srcW); |
||
| 561 | break; |
||
| 562 | default: |
||
| 563 | av_log(c, AV_LOG_ERROR, |
||
| 564 | "unsupported planar RGB conversion %s -> %s\n", |
||
| 565 | src_format->name, dst_format->name); |
||
| 566 | } |
||
| 567 | |||
| 568 | return srcSliceH; |
||
| 569 | } |
||
| 570 | |||
| 571 | static void gbr24ptopacked24(const uint8_t *src[], int srcStride[], |
||
| 572 | uint8_t *dst, int dstStride, int srcSliceH, |
||
| 573 | int width) |
||
| 574 | { |
||
| 575 | int x, h, i; |
||
| 576 | for (h = 0; h < srcSliceH; h++) { |
||
| 577 | uint8_t *dest = dst + dstStride * h; |
||
| 578 | for (x = 0; x < width; x++) { |
||
| 579 | *dest++ = src[0][x]; |
||
| 580 | *dest++ = src[1][x]; |
||
| 581 | *dest++ = src[2][x]; |
||
| 582 | } |
||
| 583 | |||
| 584 | for (i = 0; i < 3; i++) |
||
| 585 | src[i] += srcStride[i]; |
||
| 586 | } |
||
| 587 | } |
||
| 588 | |||
| 589 | static void gbr24ptopacked32(const uint8_t *src[], int srcStride[], |
||
| 590 | uint8_t *dst, int dstStride, int srcSliceH, |
||
| 591 | int alpha_first, int width) |
||
| 592 | { |
||
| 593 | int x, h, i; |
||
| 594 | for (h = 0; h < srcSliceH; h++) { |
||
| 595 | uint8_t *dest = dst + dstStride * h; |
||
| 596 | |||
| 597 | if (alpha_first) { |
||
| 598 | for (x = 0; x < width; x++) { |
||
| 599 | *dest++ = 0xff; |
||
| 600 | *dest++ = src[0][x]; |
||
| 601 | *dest++ = src[1][x]; |
||
| 602 | *dest++ = src[2][x]; |
||
| 603 | } |
||
| 604 | } else { |
||
| 605 | for (x = 0; x < width; x++) { |
||
| 606 | *dest++ = src[0][x]; |
||
| 607 | *dest++ = src[1][x]; |
||
| 608 | *dest++ = src[2][x]; |
||
| 609 | *dest++ = 0xff; |
||
| 610 | } |
||
| 611 | } |
||
| 612 | |||
| 613 | for (i = 0; i < 3; i++) |
||
| 614 | src[i] += srcStride[i]; |
||
| 615 | } |
||
| 616 | } |
||
| 617 | |||
| 618 | static int planarRgbToRgbWrapper(SwsContext *c, const uint8_t *src[], |
||
| 619 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 620 | uint8_t *dst[], int dstStride[]) |
||
| 621 | { |
||
| 622 | int alpha_first = 0; |
||
| 623 | const uint8_t *src102[] = { src[1], src[0], src[2] }; |
||
| 624 | const uint8_t *src201[] = { src[2], src[0], src[1] }; |
||
| 625 | int stride102[] = { srcStride[1], srcStride[0], srcStride[2] }; |
||
| 626 | int stride201[] = { srcStride[2], srcStride[0], srcStride[1] }; |
||
| 627 | |||
| 628 | if (c->srcFormat != AV_PIX_FMT_GBRP) { |
||
| 629 | av_log(c, AV_LOG_ERROR, "unsupported planar RGB conversion %s -> %s\n", |
||
| 630 | av_get_pix_fmt_name(c->srcFormat), |
||
| 631 | av_get_pix_fmt_name(c->dstFormat)); |
||
| 632 | return srcSliceH; |
||
| 633 | } |
||
| 634 | |||
| 635 | switch (c->dstFormat) { |
||
| 636 | case AV_PIX_FMT_BGR24: |
||
| 637 | gbr24ptopacked24(src102, stride102, |
||
| 638 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 639 | srcSliceH, c->srcW); |
||
| 640 | break; |
||
| 641 | |||
| 642 | case AV_PIX_FMT_RGB24: |
||
| 643 | gbr24ptopacked24(src201, stride201, |
||
| 644 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 645 | srcSliceH, c->srcW); |
||
| 646 | break; |
||
| 647 | |||
| 648 | case AV_PIX_FMT_ARGB: |
||
| 649 | alpha_first = 1; |
||
| 650 | case AV_PIX_FMT_RGBA: |
||
| 651 | gbr24ptopacked32(src201, stride201, |
||
| 652 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 653 | srcSliceH, alpha_first, c->srcW); |
||
| 654 | break; |
||
| 655 | |||
| 656 | case AV_PIX_FMT_ABGR: |
||
| 657 | alpha_first = 1; |
||
| 658 | case AV_PIX_FMT_BGRA: |
||
| 659 | gbr24ptopacked32(src102, stride102, |
||
| 660 | dst[0] + srcSliceY * dstStride[0], dstStride[0], |
||
| 661 | srcSliceH, alpha_first, c->srcW); |
||
| 662 | break; |
||
| 663 | |||
| 664 | default: |
||
| 665 | av_log(c, AV_LOG_ERROR, |
||
| 666 | "unsupported planar RGB conversion %s -> %s\n", |
||
| 667 | av_get_pix_fmt_name(c->srcFormat), |
||
| 668 | av_get_pix_fmt_name(c->dstFormat)); |
||
| 669 | } |
||
| 670 | |||
| 671 | return srcSliceH; |
||
| 672 | } |
||
| 673 | |||
| 674 | static int planarRgbToplanarRgbWrapper(SwsContext *c, const uint8_t *src[], |
||
| 675 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 676 | uint8_t *dst[], int dstStride[]) |
||
| 677 | { |
||
| 678 | copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
||
| 679 | dst[0], dstStride[0]); |
||
| 680 | copyPlane(src[1], srcStride[1], srcSliceY, srcSliceH, c->srcW, |
||
| 681 | dst[1], dstStride[1]); |
||
| 682 | copyPlane(src[2], srcStride[2], srcSliceY, srcSliceH, c->srcW, |
||
| 683 | dst[2], dstStride[2]); |
||
| 684 | if (dst[3]) |
||
| 685 | fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
||
| 686 | |||
| 687 | return srcSliceH; |
||
| 688 | } |
||
| 689 | |||
| 690 | static void packedtogbr24p(const uint8_t *src, int srcStride, |
||
| 691 | uint8_t *dst[], int dstStride[], int srcSliceH, |
||
| 692 | int alpha_first, int inc_size, int width) |
||
| 693 | { |
||
| 694 | uint8_t *dest[3]; |
||
| 695 | int x, h; |
||
| 696 | |||
| 697 | dest[0] = dst[0]; |
||
| 698 | dest[1] = dst[1]; |
||
| 699 | dest[2] = dst[2]; |
||
| 700 | |||
| 701 | if (alpha_first) |
||
| 702 | src++; |
||
| 703 | |||
| 704 | for (h = 0; h < srcSliceH; h++) { |
||
| 705 | for (x = 0; x < width; x++) { |
||
| 706 | dest[0][x] = src[0]; |
||
| 707 | dest[1][x] = src[1]; |
||
| 708 | dest[2][x] = src[2]; |
||
| 709 | |||
| 710 | src += inc_size; |
||
| 711 | } |
||
| 712 | src += srcStride - width * inc_size; |
||
| 713 | dest[0] += dstStride[0]; |
||
| 714 | dest[1] += dstStride[1]; |
||
| 715 | dest[2] += dstStride[2]; |
||
| 716 | } |
||
| 717 | } |
||
| 718 | |||
| 719 | static int rgbToPlanarRgbWrapper(SwsContext *c, const uint8_t *src[], |
||
| 720 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 721 | uint8_t *dst[], int dstStride[]) |
||
| 722 | { |
||
| 723 | int alpha_first = 0; |
||
| 724 | int stride102[] = { dstStride[1], dstStride[0], dstStride[2] }; |
||
| 725 | int stride201[] = { dstStride[2], dstStride[0], dstStride[1] }; |
||
| 726 | uint8_t *dst102[] = { dst[1] + srcSliceY * dstStride[1], |
||
| 727 | dst[0] + srcSliceY * dstStride[0], |
||
| 728 | dst[2] + srcSliceY * dstStride[2] }; |
||
| 729 | uint8_t *dst201[] = { dst[2] + srcSliceY * dstStride[2], |
||
| 730 | dst[0] + srcSliceY * dstStride[0], |
||
| 731 | dst[1] + srcSliceY * dstStride[1] }; |
||
| 732 | |||
| 733 | switch (c->srcFormat) { |
||
| 734 | case AV_PIX_FMT_RGB24: |
||
| 735 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201, |
||
| 736 | stride201, srcSliceH, alpha_first, 3, c->srcW); |
||
| 737 | break; |
||
| 738 | case AV_PIX_FMT_BGR24: |
||
| 739 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102, |
||
| 740 | stride102, srcSliceH, alpha_first, 3, c->srcW); |
||
| 741 | break; |
||
| 742 | case AV_PIX_FMT_ARGB: |
||
| 743 | alpha_first = 1; |
||
| 744 | case AV_PIX_FMT_RGBA: |
||
| 745 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst201, |
||
| 746 | stride201, srcSliceH, alpha_first, 4, c->srcW); |
||
| 747 | break; |
||
| 748 | case AV_PIX_FMT_ABGR: |
||
| 749 | alpha_first = 1; |
||
| 750 | case AV_PIX_FMT_BGRA: |
||
| 751 | packedtogbr24p((const uint8_t *) src[0], srcStride[0], dst102, |
||
| 752 | stride102, srcSliceH, alpha_first, 4, c->srcW); |
||
| 753 | break; |
||
| 754 | default: |
||
| 755 | av_log(c, AV_LOG_ERROR, |
||
| 756 | "unsupported planar RGB conversion %s -> %s\n", |
||
| 757 | av_get_pix_fmt_name(c->srcFormat), |
||
| 758 | av_get_pix_fmt_name(c->dstFormat)); |
||
| 759 | } |
||
| 760 | |||
| 761 | return srcSliceH; |
||
| 762 | } |
||
| 763 | |||
| 764 | #define isRGBA32(x) ( \ |
||
| 765 | (x) == AV_PIX_FMT_ARGB \ |
||
| 766 | || (x) == AV_PIX_FMT_RGBA \ |
||
| 767 | || (x) == AV_PIX_FMT_BGRA \ |
||
| 768 | || (x) == AV_PIX_FMT_ABGR \ |
||
| 769 | ) |
||
| 770 | |||
| 771 | #define isRGBA64(x) ( \ |
||
| 772 | (x) == AV_PIX_FMT_RGBA64LE \ |
||
| 773 | || (x) == AV_PIX_FMT_RGBA64BE \ |
||
| 774 | || (x) == AV_PIX_FMT_BGRA64LE \ |
||
| 775 | || (x) == AV_PIX_FMT_BGRA64BE \ |
||
| 776 | ) |
||
| 777 | |||
| 778 | #define isRGB48(x) ( \ |
||
| 779 | (x) == AV_PIX_FMT_RGB48LE \ |
||
| 780 | || (x) == AV_PIX_FMT_RGB48BE \ |
||
| 781 | || (x) == AV_PIX_FMT_BGR48LE \ |
||
| 782 | || (x) == AV_PIX_FMT_BGR48BE \ |
||
| 783 | ) |
||
| 784 | |||
| 785 | /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */ |
||
| 786 | typedef void (* rgbConvFn) (const uint8_t *, uint8_t *, int); |
||
| 787 | static rgbConvFn findRgbConvFn(SwsContext *c) |
||
| 788 | { |
||
| 789 | const enum AVPixelFormat srcFormat = c->srcFormat; |
||
| 790 | const enum AVPixelFormat dstFormat = c->dstFormat; |
||
| 791 | const int srcId = c->srcFormatBpp; |
||
| 792 | const int dstId = c->dstFormatBpp; |
||
| 793 | rgbConvFn conv = NULL; |
||
| 794 | |||
| 795 | #define IS_NOT_NE(bpp, desc) \ |
||
| 796 | (((bpp + 7) >> 3) == 2 && \ |
||
| 797 | (!(desc->flags & AV_PIX_FMT_FLAG_BE) != !HAVE_BIGENDIAN)) |
||
| 798 | |||
| 799 | #define CONV_IS(src, dst) (srcFormat == AV_PIX_FMT_##src && dstFormat == AV_PIX_FMT_##dst) |
||
| 800 | |||
| 801 | if (isRGBA32(srcFormat) && isRGBA32(dstFormat)) { |
||
| 802 | if ( CONV_IS(ABGR, RGBA) |
||
| 803 | || CONV_IS(ARGB, BGRA) |
||
| 804 | || CONV_IS(BGRA, ARGB) |
||
| 805 | || CONV_IS(RGBA, ABGR)) conv = shuffle_bytes_3210; |
||
| 806 | else if (CONV_IS(ABGR, ARGB) |
||
| 807 | || CONV_IS(ARGB, ABGR)) conv = shuffle_bytes_0321; |
||
| 808 | else if (CONV_IS(ABGR, BGRA) |
||
| 809 | || CONV_IS(ARGB, RGBA)) conv = shuffle_bytes_1230; |
||
| 810 | else if (CONV_IS(BGRA, RGBA) |
||
| 811 | || CONV_IS(RGBA, BGRA)) conv = shuffle_bytes_2103; |
||
| 812 | else if (CONV_IS(BGRA, ABGR) |
||
| 813 | || CONV_IS(RGBA, ARGB)) conv = shuffle_bytes_3012; |
||
| 814 | } else if (isRGB48(srcFormat) && isRGB48(dstFormat)) { |
||
| 815 | if (CONV_IS(RGB48LE, BGR48LE) |
||
| 816 | || CONV_IS(BGR48LE, RGB48LE) |
||
| 817 | || CONV_IS(RGB48BE, BGR48BE) |
||
| 818 | || CONV_IS(BGR48BE, RGB48BE)) conv = rgb48tobgr48_nobswap; |
||
| 819 | else if (CONV_IS(RGB48LE, BGR48BE) |
||
| 820 | || CONV_IS(BGR48LE, RGB48BE) |
||
| 821 | || CONV_IS(RGB48BE, BGR48LE) |
||
| 822 | || CONV_IS(BGR48BE, RGB48LE)) conv = rgb48tobgr48_bswap; |
||
| 823 | } else if (isRGBA64(srcFormat) && isRGB48(dstFormat)) { |
||
| 824 | if (CONV_IS(RGBA64LE, BGR48LE) |
||
| 825 | || CONV_IS(BGRA64LE, RGB48LE) |
||
| 826 | || CONV_IS(RGBA64BE, BGR48BE) |
||
| 827 | || CONV_IS(BGRA64BE, RGB48BE)) conv = rgb64tobgr48_nobswap; |
||
| 828 | else if (CONV_IS(RGBA64LE, BGR48BE) |
||
| 829 | || CONV_IS(BGRA64LE, RGB48BE) |
||
| 830 | || CONV_IS(RGBA64BE, BGR48LE) |
||
| 831 | || CONV_IS(BGRA64BE, RGB48LE)) conv = rgb64tobgr48_bswap; |
||
| 832 | else if (CONV_IS(RGBA64LE, RGB48LE) |
||
| 833 | || CONV_IS(BGRA64LE, BGR48LE) |
||
| 834 | || CONV_IS(RGBA64BE, RGB48BE) |
||
| 835 | || CONV_IS(BGRA64BE, BGR48BE)) conv = rgb64to48_nobswap; |
||
| 836 | else if (CONV_IS(RGBA64LE, RGB48BE) |
||
| 837 | || CONV_IS(BGRA64LE, BGR48BE) |
||
| 838 | || CONV_IS(RGBA64BE, RGB48LE) |
||
| 839 | || CONV_IS(BGRA64BE, BGR48LE)) conv = rgb64to48_bswap; |
||
| 840 | } else |
||
| 841 | /* BGR -> BGR */ |
||
| 842 | if ((isBGRinInt(srcFormat) && isBGRinInt(dstFormat)) || |
||
| 843 | (isRGBinInt(srcFormat) && isRGBinInt(dstFormat))) { |
||
| 844 | switch (srcId | (dstId << 16)) { |
||
| 845 | case 0x000F000C: conv = rgb12to15; break; |
||
| 846 | case 0x000F0010: conv = rgb16to15; break; |
||
| 847 | case 0x000F0018: conv = rgb24to15; break; |
||
| 848 | case 0x000F0020: conv = rgb32to15; break; |
||
| 849 | case 0x0010000F: conv = rgb15to16; break; |
||
| 850 | case 0x00100018: conv = rgb24to16; break; |
||
| 851 | case 0x00100020: conv = rgb32to16; break; |
||
| 852 | case 0x0018000F: conv = rgb15to24; break; |
||
| 853 | case 0x00180010: conv = rgb16to24; break; |
||
| 854 | case 0x00180020: conv = rgb32to24; break; |
||
| 855 | case 0x0020000F: conv = rgb15to32; break; |
||
| 856 | case 0x00200010: conv = rgb16to32; break; |
||
| 857 | case 0x00200018: conv = rgb24to32; break; |
||
| 858 | } |
||
| 859 | } else if ((isBGRinInt(srcFormat) && isRGBinInt(dstFormat)) || |
||
| 860 | (isRGBinInt(srcFormat) && isBGRinInt(dstFormat))) { |
||
| 861 | switch (srcId | (dstId << 16)) { |
||
| 862 | case 0x000C000C: conv = rgb12tobgr12; break; |
||
| 863 | case 0x000F000F: conv = rgb15tobgr15; break; |
||
| 864 | case 0x000F0010: conv = rgb16tobgr15; break; |
||
| 865 | case 0x000F0018: conv = rgb24tobgr15; break; |
||
| 866 | case 0x000F0020: conv = rgb32tobgr15; break; |
||
| 867 | case 0x0010000F: conv = rgb15tobgr16; break; |
||
| 868 | case 0x00100010: conv = rgb16tobgr16; break; |
||
| 869 | case 0x00100018: conv = rgb24tobgr16; break; |
||
| 870 | case 0x00100020: conv = rgb32tobgr16; break; |
||
| 871 | case 0x0018000F: conv = rgb15tobgr24; break; |
||
| 872 | case 0x00180010: conv = rgb16tobgr24; break; |
||
| 873 | case 0x00180018: conv = rgb24tobgr24; break; |
||
| 874 | case 0x00180020: conv = rgb32tobgr24; break; |
||
| 875 | case 0x0020000F: conv = rgb15tobgr32; break; |
||
| 876 | case 0x00200010: conv = rgb16tobgr32; break; |
||
| 877 | case 0x00200018: conv = rgb24tobgr32; break; |
||
| 878 | } |
||
| 879 | } |
||
| 880 | |||
| 881 | if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && !isRGBA32(srcFormat) && ALT32_CORR<0) |
||
| 882 | return NULL; |
||
| 883 | |||
| 884 | return conv; |
||
| 885 | } |
||
| 886 | |||
| 887 | /* {RGB,BGR}{15,16,24,32,32_1} -> {RGB,BGR}{15,16,24,32} */ |
||
| 888 | static int rgbToRgbWrapper(SwsContext *c, const uint8_t *src[], int srcStride[], |
||
| 889 | int srcSliceY, int srcSliceH, uint8_t *dst[], |
||
| 890 | int dstStride[]) |
||
| 891 | |||
| 892 | { |
||
| 893 | const enum AVPixelFormat srcFormat = c->srcFormat; |
||
| 894 | const enum AVPixelFormat dstFormat = c->dstFormat; |
||
| 895 | const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat); |
||
| 896 | const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat); |
||
| 897 | const int srcBpp = (c->srcFormatBpp + 7) >> 3; |
||
| 898 | const int dstBpp = (c->dstFormatBpp + 7) >> 3; |
||
| 899 | rgbConvFn conv = findRgbConvFn(c); |
||
| 900 | |||
| 901 | if (!conv) { |
||
| 902 | av_log(c, AV_LOG_ERROR, "internal error %s -> %s converter\n", |
||
| 903 | av_get_pix_fmt_name(srcFormat), av_get_pix_fmt_name(dstFormat)); |
||
| 904 | } else { |
||
| 905 | const uint8_t *srcPtr = src[0]; |
||
| 906 | uint8_t *dstPtr = dst[0]; |
||
| 907 | int src_bswap = IS_NOT_NE(c->srcFormatBpp, desc_src); |
||
| 908 | int dst_bswap = IS_NOT_NE(c->dstFormatBpp, desc_dst); |
||
| 909 | |||
| 910 | if ((srcFormat == AV_PIX_FMT_RGB32_1 || srcFormat == AV_PIX_FMT_BGR32_1) && |
||
| 911 | !isRGBA32(dstFormat)) |
||
| 912 | srcPtr += ALT32_CORR; |
||
| 913 | |||
| 914 | if ((dstFormat == AV_PIX_FMT_RGB32_1 || dstFormat == AV_PIX_FMT_BGR32_1) && |
||
| 915 | !isRGBA32(srcFormat)) { |
||
| 916 | int i; |
||
| 917 | av_assert0(ALT32_CORR == 1); |
||
| 918 | for (i = 0; i < srcSliceH; i++) |
||
| 919 | dstPtr[dstStride[0] * (srcSliceY + i)] = 255; |
||
| 920 | dstPtr += ALT32_CORR; |
||
| 921 | } |
||
| 922 | |||
| 923 | if (dstStride[0] * srcBpp == srcStride[0] * dstBpp && srcStride[0] > 0 && |
||
| 924 | !(srcStride[0] % srcBpp) && !dst_bswap && !src_bswap) |
||
| 925 | conv(srcPtr, dstPtr + dstStride[0] * srcSliceY, |
||
| 926 | srcSliceH * srcStride[0]); |
||
| 927 | else { |
||
| 928 | int i, j; |
||
| 929 | dstPtr += dstStride[0] * srcSliceY; |
||
| 930 | |||
| 931 | for (i = 0; i < srcSliceH; i++) { |
||
| 932 | if(src_bswap) { |
||
| 933 | for(j=0; j |
||
| 934 | ((uint16_t*)c->formatConvBuffer)[j] = av_bswap16(((uint16_t*)srcPtr)[j]); |
||
| 935 | conv(c->formatConvBuffer, dstPtr, c->srcW * srcBpp); |
||
| 936 | }else |
||
| 937 | conv(srcPtr, dstPtr, c->srcW * srcBpp); |
||
| 938 | if(dst_bswap) |
||
| 939 | for(j=0; j |
||
| 940 | ((uint16_t*)dstPtr)[j] = av_bswap16(((uint16_t*)dstPtr)[j]); |
||
| 941 | srcPtr += srcStride[0]; |
||
| 942 | dstPtr += dstStride[0]; |
||
| 943 | } |
||
| 944 | } |
||
| 945 | } |
||
| 946 | return srcSliceH; |
||
| 947 | } |
||
| 948 | |||
| 949 | static int bgr24ToYv12Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 950 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 951 | uint8_t *dst[], int dstStride[]) |
||
| 952 | { |
||
| 953 | ff_rgb24toyv12( |
||
| 954 | src[0], |
||
| 955 | dst[0] + srcSliceY * dstStride[0], |
||
| 956 | dst[1] + (srcSliceY >> 1) * dstStride[1], |
||
| 957 | dst[2] + (srcSliceY >> 1) * dstStride[2], |
||
| 958 | c->srcW, srcSliceH, |
||
| 959 | dstStride[0], dstStride[1], srcStride[0], |
||
| 960 | c->input_rgb2yuv_table); |
||
| 961 | if (dst[3]) |
||
| 962 | fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
||
| 963 | return srcSliceH; |
||
| 964 | } |
||
| 965 | |||
| 966 | static int yvu9ToYv12Wrapper(SwsContext *c, const uint8_t *src[], |
||
| 967 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 968 | uint8_t *dst[], int dstStride[]) |
||
| 969 | { |
||
| 970 | copyPlane(src[0], srcStride[0], srcSliceY, srcSliceH, c->srcW, |
||
| 971 | dst[0], dstStride[0]); |
||
| 972 | |||
| 973 | planar2x(src[1], dst[1] + dstStride[1] * (srcSliceY >> 1), c->chrSrcW, |
||
| 974 | srcSliceH >> 2, srcStride[1], dstStride[1]); |
||
| 975 | planar2x(src[2], dst[2] + dstStride[2] * (srcSliceY >> 1), c->chrSrcW, |
||
| 976 | srcSliceH >> 2, srcStride[2], dstStride[2]); |
||
| 977 | if (dst[3]) |
||
| 978 | fillPlane(dst[3], dstStride[3], c->srcW, srcSliceH, srcSliceY, 255); |
||
| 979 | return srcSliceH; |
||
| 980 | } |
||
| 981 | |||
| 982 | /* unscaled copy like stuff (assumes nearly identical formats) */ |
||
| 983 | static int packedCopyWrapper(SwsContext *c, const uint8_t *src[], |
||
| 984 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 985 | uint8_t *dst[], int dstStride[]) |
||
| 986 | { |
||
| 987 | if (dstStride[0] == srcStride[0] && srcStride[0] > 0) |
||
| 988 | memcpy(dst[0] + dstStride[0] * srcSliceY, src[0], srcSliceH * dstStride[0]); |
||
| 989 | else { |
||
| 990 | int i; |
||
| 991 | const uint8_t *srcPtr = src[0]; |
||
| 992 | uint8_t *dstPtr = dst[0] + dstStride[0] * srcSliceY; |
||
| 993 | int length = 0; |
||
| 994 | |||
| 995 | /* universal length finder */ |
||
| 996 | while (length + c->srcW <= FFABS(dstStride[0]) && |
||
| 997 | length + c->srcW <= FFABS(srcStride[0])) |
||
| 998 | length += c->srcW; |
||
| 999 | av_assert1(length != 0); |
||
| 1000 | |||
| 1001 | for (i = 0; i < srcSliceH; i++) { |
||
| 1002 | memcpy(dstPtr, srcPtr, length); |
||
| 1003 | srcPtr += srcStride[0]; |
||
| 1004 | dstPtr += dstStride[0]; |
||
| 1005 | } |
||
| 1006 | } |
||
| 1007 | return srcSliceH; |
||
| 1008 | } |
||
| 1009 | |||
| 1010 | #define DITHER_COPY(dst, dstStride, src, srcStride, bswap, dbswap)\ |
||
| 1011 | uint16_t scale= dither_scale[dst_depth-1][src_depth-1];\ |
||
| 1012 | int shift= src_depth-dst_depth + dither_scale[src_depth-2][dst_depth-1];\ |
||
| 1013 | for (i = 0; i < height; i++) {\ |
||
| 1014 | const uint8_t *dither= dithers[src_depth-9][i&7];\ |
||
| 1015 | for (j = 0; j < length-7; j+=8){\ |
||
| 1016 | dst[j+0] = dbswap((bswap(src[j+0]) + dither[0])*scale>>shift);\ |
||
| 1017 | dst[j+1] = dbswap((bswap(src[j+1]) + dither[1])*scale>>shift);\ |
||
| 1018 | dst[j+2] = dbswap((bswap(src[j+2]) + dither[2])*scale>>shift);\ |
||
| 1019 | dst[j+3] = dbswap((bswap(src[j+3]) + dither[3])*scale>>shift);\ |
||
| 1020 | dst[j+4] = dbswap((bswap(src[j+4]) + dither[4])*scale>>shift);\ |
||
| 1021 | dst[j+5] = dbswap((bswap(src[j+5]) + dither[5])*scale>>shift);\ |
||
| 1022 | dst[j+6] = dbswap((bswap(src[j+6]) + dither[6])*scale>>shift);\ |
||
| 1023 | dst[j+7] = dbswap((bswap(src[j+7]) + dither[7])*scale>>shift);\ |
||
| 1024 | }\ |
||
| 1025 | for (; j < length; j++)\ |
||
| 1026 | dst[j] = dbswap((bswap(src[j]) + dither[j&7])*scale>>shift);\ |
||
| 1027 | dst += dstStride;\ |
||
| 1028 | src += srcStride;\ |
||
| 1029 | } |
||
| 1030 | |||
| 1031 | static int planarCopyWrapper(SwsContext *c, const uint8_t *src[], |
||
| 1032 | int srcStride[], int srcSliceY, int srcSliceH, |
||
| 1033 | uint8_t *dst[], int dstStride[]) |
||
| 1034 | { |
||
| 1035 | const AVPixFmtDescriptor *desc_src = av_pix_fmt_desc_get(c->srcFormat); |
||
| 1036 | const AVPixFmtDescriptor *desc_dst = av_pix_fmt_desc_get(c->dstFormat); |
||
| 1037 | int plane, i, j; |
||
| 1038 | for (plane = 0; plane < 4; plane++) { |
||
| 1039 | int length = (plane == 0 || plane == 3) ? c->srcW : FF_CEIL_RSHIFT(c->srcW, c->chrDstHSubSample); |
||
| 1040 | int y = (plane == 0 || plane == 3) ? srcSliceY: FF_CEIL_RSHIFT(srcSliceY, c->chrDstVSubSample); |
||
| 1041 | int height = (plane == 0 || plane == 3) ? srcSliceH: FF_CEIL_RSHIFT(srcSliceH, c->chrDstVSubSample); |
||
| 1042 | const uint8_t *srcPtr = src[plane]; |
||
| 1043 | uint8_t *dstPtr = dst[plane] + dstStride[plane] * y; |
||
| 1044 | int shiftonly= plane==1 || plane==2 || (!c->srcRange && plane==0); |
||
| 1045 | |||
| 1046 | if (!dst[plane]) |
||
| 1047 | continue; |
||
| 1048 | // ignore palette for GRAY8 |
||
| 1049 | if (plane == 1 && !dst[2]) continue; |
||
| 1050 | if (!src[plane] || (plane == 1 && !src[2])) { |
||
| 1051 | if (is16BPS(c->dstFormat) || isNBPS(c->dstFormat)) { |
||
| 1052 | fillPlane16(dst[plane], dstStride[plane], length, height, y, |
||
| 1053 | plane == 3, desc_dst->comp[plane].depth_minus1, |
||
| 1054 | isBE(c->dstFormat)); |
||
| 1055 | } else { |
||
| 1056 | fillPlane(dst[plane], dstStride[plane], length, height, y, |
||
| 1057 | (plane == 3) ? 255 : 128); |
||
| 1058 | } |
||
| 1059 | } else { |
||
| 1060 | if(isNBPS(c->srcFormat) || isNBPS(c->dstFormat) |
||
| 1061 | || (is16BPS(c->srcFormat) != is16BPS(c->dstFormat)) |
||
| 1062 | ) { |
||
| 1063 | const int src_depth = desc_src->comp[plane].depth_minus1 + 1; |
||
| 1064 | const int dst_depth = desc_dst->comp[plane].depth_minus1 + 1; |
||
| 1065 | const uint16_t *srcPtr2 = (const uint16_t *) srcPtr; |
||
| 1066 | uint16_t *dstPtr2 = (uint16_t*)dstPtr; |
||
| 1067 | |||
| 1068 | if (dst_depth == 8) { |
||
| 1069 | if(isBE(c->srcFormat) == HAVE_BIGENDIAN){ |
||
| 1070 | DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, , ) |
||
| 1071 | } else { |
||
| 1072 | DITHER_COPY(dstPtr, dstStride[plane], srcPtr2, srcStride[plane]/2, av_bswap16, ) |
||
| 1073 | } |
||
| 1074 | } else if (src_depth == 8) { |
||
| 1075 | for (i = 0; i < height; i++) { |
||
| 1076 | #define COPY816(w)\ |
||
| 1077 | if(shiftonly){\ |
||
| 1078 | for (j = 0; j < length; j++)\ |
||
| 1079 | w(&dstPtr2[j], srcPtr[j]<<(dst_depth-8));\ |
||
| 1080 | }else{\ |
||
| 1081 | for (j = 0; j < length; j++)\ |
||
| 1082 | w(&dstPtr2[j], (srcPtr[j]<<(dst_depth-8)) |\ |
||
| 1083 | (srcPtr[j]>>(2*8-dst_depth)));\ |
||
| 1084 | } |
||
| 1085 | if(isBE(c->dstFormat)){ |
||
| 1086 | COPY816(AV_WB16) |
||
| 1087 | } else { |
||
| 1088 | COPY816(AV_WL16) |
||
| 1089 | } |
||
| 1090 | dstPtr2 += dstStride[plane]/2; |
||
| 1091 | srcPtr += srcStride[plane]; |
||
| 1092 | } |
||
| 1093 | } else if (src_depth <= dst_depth) { |
||
| 1094 | int orig_length = length; |
||
| 1095 | for (i = 0; i < height; i++) { |
||
| 1096 | if(isBE(c->srcFormat) == HAVE_BIGENDIAN && |
||
| 1097 | isBE(c->dstFormat) == HAVE_BIGENDIAN && |
||
| 1098 | shiftonly) { |
||
| 1099 | unsigned shift = dst_depth - src_depth; |
||
| 1100 | length = orig_length; |
||
| 1101 | #if HAVE_FAST_64BIT |
||
| 1102 | #define FAST_COPY_UP(shift) \ |
||
| 1103 | for (j = 0; j < length - 3; j += 4) { \ |
||
| 1104 | uint64_t v = AV_RN64A(srcPtr2 + j); \ |
||
| 1105 | AV_WN64A(dstPtr2 + j, v << shift); \ |
||
| 1106 | } \ |
||
| 1107 | length &= 3; |
||
| 1108 | #else |
||
| 1109 | #define FAST_COPY_UP(shift) \ |
||
| 1110 | for (j = 0; j < length - 1; j += 2) { \ |
||
| 1111 | uint32_t v = AV_RN32A(srcPtr2 + j); \ |
||
| 1112 | AV_WN32A(dstPtr2 + j, v << shift); \ |
||
| 1113 | } \ |
||
| 1114 | length &= 1; |
||
| 1115 | #endif |
||
| 1116 | switch (shift) |
||
| 1117 | { |
||
| 1118 | case 6: FAST_COPY_UP(6); break; |
||
| 1119 | case 7: FAST_COPY_UP(7); break; |
||
| 1120 | } |
||
| 1121 | } |
||
| 1122 | #define COPY_UP(r,w) \ |
||
| 1123 | if(shiftonly){\ |
||
| 1124 | for (j = 0; j < length; j++){ \ |
||
| 1125 | unsigned int v= r(&srcPtr2[j]);\ |
||
| 1126 | w(&dstPtr2[j], v<<(dst_depth-src_depth));\ |
||
| 1127 | }\ |
||
| 1128 | }else{\ |
||
| 1129 | for (j = 0; j < length; j++){ \ |
||
| 1130 | unsigned int v= r(&srcPtr2[j]);\ |
||
| 1131 | w(&dstPtr2[j], (v<<(dst_depth-src_depth)) | \ |
||
| 1132 | (v>>(2*src_depth-dst_depth)));\ |
||
| 1133 | }\ |
||
| 1134 | } |
||
| 1135 | if(isBE(c->srcFormat)){ |
||
| 1136 | if(isBE(c->dstFormat)){ |
||
| 1137 | COPY_UP(AV_RB16, AV_WB16) |
||
| 1138 | } else { |
||
| 1139 | COPY_UP(AV_RB16, AV_WL16) |
||
| 1140 | } |
||
| 1141 | } else { |
||
| 1142 | if(isBE(c->dstFormat)){ |
||
| 1143 | COPY_UP(AV_RL16, AV_WB16) |
||
| 1144 | } else { |
||
| 1145 | COPY_UP(AV_RL16, AV_WL16) |
||
| 1146 | } |
||
| 1147 | } |
||
| 1148 | dstPtr2 += dstStride[plane]/2; |
||
| 1149 | srcPtr2 += srcStride[plane]/2; |
||
| 1150 | } |
||
| 1151 | } else { |
||
| 1152 | if(isBE(c->srcFormat) == HAVE_BIGENDIAN){ |
||
| 1153 | if(isBE(c->dstFormat) == HAVE_BIGENDIAN){ |
||
| 1154 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , ) |
||
| 1155 | } else { |
||
| 1156 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, , av_bswap16) |
||
| 1157 | } |
||
| 1158 | }else{ |
||
| 1159 | if(isBE(c->dstFormat) == HAVE_BIGENDIAN){ |
||
| 1160 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, ) |
||
| 1161 | } else { |
||
| 1162 | DITHER_COPY(dstPtr2, dstStride[plane]/2, srcPtr2, srcStride[plane]/2, av_bswap16, av_bswap16) |
||
| 1163 | } |
||
| 1164 | } |
||
| 1165 | } |
||
| 1166 | } else if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat) && |
||
| 1167 | isBE(c->srcFormat) != isBE(c->dstFormat)) { |
||
| 1168 | |||
| 1169 | for (i = 0; i < height; i++) { |
||
| 1170 | for (j = 0; j < length; j++) |
||
| 1171 | ((uint16_t *) dstPtr)[j] = av_bswap16(((const uint16_t *) srcPtr)[j]); |
||
| 1172 | srcPtr += srcStride[plane]; |
||
| 1173 | dstPtr += dstStride[plane]; |
||
| 1174 | } |
||
| 1175 | } else if (dstStride[plane] == srcStride[plane] && |
||
| 1176 | srcStride[plane] > 0 && srcStride[plane] == length) { |
||
| 1177 | memcpy(dst[plane] + dstStride[plane] * y, src[plane], |
||
| 1178 | height * dstStride[plane]); |
||
| 1179 | } else { |
||
| 1180 | if (is16BPS(c->srcFormat) && is16BPS(c->dstFormat)) |
||
| 1181 | length *= 2; |
||
| 1182 | else if (!desc_src->comp[0].depth_minus1) |
||
| 1183 | length >>= 3; // monowhite/black |
||
| 1184 | for (i = 0; i < height; i++) { |
||
| 1185 | memcpy(dstPtr, srcPtr, length); |
||
| 1186 | srcPtr += srcStride[plane]; |
||
| 1187 | dstPtr += dstStride[plane]; |
||
| 1188 | } |
||
| 1189 | } |
||
| 1190 | } |
||
| 1191 | } |
||
| 1192 | return srcSliceH; |
||
| 1193 | } |
||
| 1194 | |||
| 1195 | |||
| 1196 | #define IS_DIFFERENT_ENDIANESS(src_fmt, dst_fmt, pix_fmt) \ |
||
| 1197 | ((src_fmt == pix_fmt ## BE && dst_fmt == pix_fmt ## LE) || \ |
||
| 1198 | (src_fmt == pix_fmt ## LE && dst_fmt == pix_fmt ## BE)) |
||
| 1199 | |||
| 1200 | |||
| 1201 | void ff_get_unscaled_swscale(SwsContext *c) |
||
| 1202 | { |
||
| 1203 | const enum AVPixelFormat srcFormat = c->srcFormat; |
||
| 1204 | const enum AVPixelFormat dstFormat = c->dstFormat; |
||
| 1205 | const int flags = c->flags; |
||
| 1206 | const int dstH = c->dstH; |
||
| 1207 | int needsDither; |
||
| 1208 | |||
| 1209 | needsDither = isAnyRGB(dstFormat) && |
||
| 1210 | c->dstFormatBpp < 24 && |
||
| 1211 | (c->dstFormatBpp < c->srcFormatBpp || (!isAnyRGB(srcFormat))); |
||
| 1212 | |||
| 1213 | /* yv12_to_nv12 */ |
||
| 1214 | if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) && |
||
| 1215 | (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21)) { |
||
| 1216 | c->swscale = planarToNv12Wrapper; |
||
| 1217 | } |
||
| 1218 | /* yuv2bgr */ |
||
| 1219 | if ((srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUV422P || |
||
| 1220 | srcFormat == AV_PIX_FMT_YUVA420P) && isAnyRGB(dstFormat) && |
||
| 1221 | !(flags & SWS_ACCURATE_RND) && (c->dither == SWS_DITHER_BAYER || c->dither == SWS_DITHER_AUTO) && !(dstH & 1)) { |
||
| 1222 | c->swscale = ff_yuv2rgb_get_func_ptr(c); |
||
| 1223 | } |
||
| 1224 | |||
| 1225 | if (srcFormat == AV_PIX_FMT_YUV410P && |
||
| 1226 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) && |
||
| 1227 | !(flags & SWS_BITEXACT)) { |
||
| 1228 | c->swscale = yvu9ToYv12Wrapper; |
||
| 1229 | } |
||
| 1230 | |||
| 1231 | /* bgr24toYV12 */ |
||
| 1232 | if (srcFormat == AV_PIX_FMT_BGR24 && |
||
| 1233 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P) && |
||
| 1234 | !(flags & SWS_ACCURATE_RND)) |
||
| 1235 | c->swscale = bgr24ToYv12Wrapper; |
||
| 1236 | |||
| 1237 | /* RGB/BGR -> RGB/BGR (no dither needed forms) */ |
||
| 1238 | if (isAnyRGB(srcFormat) && isAnyRGB(dstFormat) && findRgbConvFn(c) |
||
| 1239 | && (!needsDither || (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)))) |
||
| 1240 | c->swscale = rgbToRgbWrapper; |
||
| 1241 | |||
| 1242 | if ((srcFormat == AV_PIX_FMT_GBRP && dstFormat == AV_PIX_FMT_GBRAP) || |
||
| 1243 | (srcFormat == AV_PIX_FMT_GBRAP && dstFormat == AV_PIX_FMT_GBRP)) |
||
| 1244 | c->swscale = planarRgbToplanarRgbWrapper; |
||
| 1245 | |||
| 1246 | #define isByteRGB(f) ( \ |
||
| 1247 | f == AV_PIX_FMT_RGB32 || \ |
||
| 1248 | f == AV_PIX_FMT_RGB32_1 || \ |
||
| 1249 | f == AV_PIX_FMT_RGB24 || \ |
||
| 1250 | f == AV_PIX_FMT_BGR32 || \ |
||
| 1251 | f == AV_PIX_FMT_BGR32_1 || \ |
||
| 1252 | f == AV_PIX_FMT_BGR24) |
||
| 1253 | |||
| 1254 | if (srcFormat == AV_PIX_FMT_GBRP && isPlanar(srcFormat) && isByteRGB(dstFormat)) |
||
| 1255 | c->swscale = planarRgbToRgbWrapper; |
||
| 1256 | |||
| 1257 | if ((srcFormat == AV_PIX_FMT_GBRP9LE || srcFormat == AV_PIX_FMT_GBRP9BE || |
||
| 1258 | srcFormat == AV_PIX_FMT_GBRP16LE || srcFormat == AV_PIX_FMT_GBRP16BE || |
||
| 1259 | srcFormat == AV_PIX_FMT_GBRP10LE || srcFormat == AV_PIX_FMT_GBRP10BE || |
||
| 1260 | srcFormat == AV_PIX_FMT_GBRP12LE || srcFormat == AV_PIX_FMT_GBRP12BE || |
||
| 1261 | srcFormat == AV_PIX_FMT_GBRP14LE || srcFormat == AV_PIX_FMT_GBRP14BE || |
||
| 1262 | srcFormat == AV_PIX_FMT_GBRAP16LE || srcFormat == AV_PIX_FMT_GBRAP16BE) && |
||
| 1263 | (dstFormat == AV_PIX_FMT_RGB48LE || dstFormat == AV_PIX_FMT_RGB48BE || |
||
| 1264 | dstFormat == AV_PIX_FMT_BGR48LE || dstFormat == AV_PIX_FMT_BGR48BE || |
||
| 1265 | dstFormat == AV_PIX_FMT_RGBA64LE || dstFormat == AV_PIX_FMT_RGBA64BE || |
||
| 1266 | dstFormat == AV_PIX_FMT_BGRA64LE || dstFormat == AV_PIX_FMT_BGRA64BE)) |
||
| 1267 | c->swscale = planarRgb16ToRgb16Wrapper; |
||
| 1268 | |||
| 1269 | if (av_pix_fmt_desc_get(srcFormat)->comp[0].depth_minus1 == 7 && |
||
| 1270 | isPackedRGB(srcFormat) && dstFormat == AV_PIX_FMT_GBRP) |
||
| 1271 | c->swscale = rgbToPlanarRgbWrapper; |
||
| 1272 | |||
| 1273 | /* bswap 16 bits per pixel/component packed formats */ |
||
| 1274 | if (IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR444) || |
||
| 1275 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR48) || |
||
| 1276 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGRA64) || |
||
| 1277 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR555) || |
||
| 1278 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_BGR565) || |
||
| 1279 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GRAY16) || |
||
| 1280 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP9) || |
||
| 1281 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP10) || |
||
| 1282 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP12) || |
||
| 1283 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP14) || |
||
| 1284 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRP16) || |
||
| 1285 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_GBRAP16) || |
||
| 1286 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB444) || |
||
| 1287 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB48) || |
||
| 1288 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGBA64) || |
||
| 1289 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB555) || |
||
| 1290 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_RGB565) || |
||
| 1291 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_XYZ12) || |
||
| 1292 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P9) || |
||
| 1293 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P10) || |
||
| 1294 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P12) || |
||
| 1295 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P14) || |
||
| 1296 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV420P16) || |
||
| 1297 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P9) || |
||
| 1298 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P10) || |
||
| 1299 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P12) || |
||
| 1300 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P14) || |
||
| 1301 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV422P16) || |
||
| 1302 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P9) || |
||
| 1303 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P10) || |
||
| 1304 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P12) || |
||
| 1305 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P14) || |
||
| 1306 | IS_DIFFERENT_ENDIANESS(srcFormat, dstFormat, AV_PIX_FMT_YUV444P16)) |
||
| 1307 | c->swscale = packed_16bpc_bswap; |
||
| 1308 | |||
| 1309 | if (usePal(srcFormat) && isByteRGB(dstFormat)) |
||
| 1310 | c->swscale = palToRgbWrapper; |
||
| 1311 | |||
| 1312 | if (srcFormat == AV_PIX_FMT_YUV422P) { |
||
| 1313 | if (dstFormat == AV_PIX_FMT_YUYV422) |
||
| 1314 | c->swscale = yuv422pToYuy2Wrapper; |
||
| 1315 | else if (dstFormat == AV_PIX_FMT_UYVY422) |
||
| 1316 | c->swscale = yuv422pToUyvyWrapper; |
||
| 1317 | } |
||
| 1318 | |||
| 1319 | /* LQ converters if -sws 0 or -sws 4*/ |
||
| 1320 | if (c->flags&(SWS_FAST_BILINEAR|SWS_POINT)) { |
||
| 1321 | /* yv12_to_yuy2 */ |
||
| 1322 | if (srcFormat == AV_PIX_FMT_YUV420P || srcFormat == AV_PIX_FMT_YUVA420P) { |
||
| 1323 | if (dstFormat == AV_PIX_FMT_YUYV422) |
||
| 1324 | c->swscale = planarToYuy2Wrapper; |
||
| 1325 | else if (dstFormat == AV_PIX_FMT_UYVY422) |
||
| 1326 | c->swscale = planarToUyvyWrapper; |
||
| 1327 | } |
||
| 1328 | } |
||
| 1329 | if (srcFormat == AV_PIX_FMT_YUYV422 && |
||
| 1330 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P)) |
||
| 1331 | c->swscale = yuyvToYuv420Wrapper; |
||
| 1332 | if (srcFormat == AV_PIX_FMT_UYVY422 && |
||
| 1333 | (dstFormat == AV_PIX_FMT_YUV420P || dstFormat == AV_PIX_FMT_YUVA420P)) |
||
| 1334 | c->swscale = uyvyToYuv420Wrapper; |
||
| 1335 | if (srcFormat == AV_PIX_FMT_YUYV422 && dstFormat == AV_PIX_FMT_YUV422P) |
||
| 1336 | c->swscale = yuyvToYuv422Wrapper; |
||
| 1337 | if (srcFormat == AV_PIX_FMT_UYVY422 && dstFormat == AV_PIX_FMT_YUV422P) |
||
| 1338 | c->swscale = uyvyToYuv422Wrapper; |
||
| 1339 | |||
| 1340 | #define isPlanarGray(x) (isGray(x) && (x) != AV_PIX_FMT_GRAY8A) |
||
| 1341 | /* simple copy */ |
||
| 1342 | if ( srcFormat == dstFormat || |
||
| 1343 | (srcFormat == AV_PIX_FMT_YUVA420P && dstFormat == AV_PIX_FMT_YUV420P) || |
||
| 1344 | (srcFormat == AV_PIX_FMT_YUV420P && dstFormat == AV_PIX_FMT_YUVA420P) || |
||
| 1345 | (isPlanarYUV(srcFormat) && isPlanarGray(dstFormat)) || |
||
| 1346 | (isPlanarYUV(dstFormat) && isPlanarGray(srcFormat)) || |
||
| 1347 | (isPlanarGray(dstFormat) && isPlanarGray(srcFormat)) || |
||
| 1348 | (isPlanarYUV(srcFormat) && isPlanarYUV(dstFormat) && |
||
| 1349 | c->chrDstHSubSample == c->chrSrcHSubSample && |
||
| 1350 | c->chrDstVSubSample == c->chrSrcVSubSample && |
||
| 1351 | dstFormat != AV_PIX_FMT_NV12 && dstFormat != AV_PIX_FMT_NV21 && |
||
| 1352 | srcFormat != AV_PIX_FMT_NV12 && srcFormat != AV_PIX_FMT_NV21)) |
||
| 1353 | { |
||
| 1354 | if (isPacked(c->srcFormat)) |
||
| 1355 | c->swscale = packedCopyWrapper; |
||
| 1356 | else /* Planar YUV or gray */ |
||
| 1357 | c->swscale = planarCopyWrapper; |
||
| 1358 | } |
||
| 1359 | |||
| 1360 | if (ARCH_BFIN) |
||
| 1361 | ff_get_unscaled_swscale_bfin(c); |
||
| 1362 | if (ARCH_PPC) |
||
| 1363 | ff_get_unscaled_swscale_ppc(c); |
||
| 1364 | } |
||
| 1365 | |||
| 1366 | /* Convert the palette to the same packed 32-bit format as the palette */ |
||
| 1367 | void sws_convertPalette8ToPacked32(const uint8_t *src, uint8_t *dst, |
||
| 1368 | int num_pixels, const uint8_t *palette) |
||
| 1369 | { |
||
| 1370 | int i; |
||
| 1371 | |||
| 1372 | for (i = 0; i < num_pixels; i++) |
||
| 1373 | ((uint32_t *) dst)[i] = ((const uint32_t *) palette)[src[i]]; |
||
| 1374 | } |
||
| 1375 | |||
| 1376 | /* Palette format: ABCD -> dst format: ABC */ |
||
| 1377 | void sws_convertPalette8ToPacked24(const uint8_t *src, uint8_t *dst, |
||
| 1378 | int num_pixels, const uint8_t *palette) |
||
| 1379 | { |
||
| 1380 | int i; |
||
| 1381 | |||
| 1382 | for (i = 0; i < num_pixels; i++) { |
||
| 1383 | //FIXME slow? |
||
| 1384 | dst[0] = palette[src[i] * 4 + 0]; |
||
| 1385 | dst[1] = palette[src[i] * 4 + 1]; |
||
| 1386 | dst[2] = palette[src[i] * 4 + 2]; |
||
| 1387 | dst += 3; |
||
| 1388 | } |
||
| 1389 | } |