| 1 | /* |
| 2 | * Copyright (C) 2001-2012 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 <math.h> |
| 22 | #include <stdint.h> |
| 23 | #include <stdio.h> |
| 24 | #include <string.h> |
| 25 | |
| 26 | #include "libavutil/attributes.h" |
| 27 | #include "libavutil/avutil.h" |
| 28 | #include "libavutil/avassert.h" |
| 29 | #include "libavutil/bswap.h" |
| 30 | #include "libavutil/cpu.h" |
| 31 | #include "libavutil/intreadwrite.h" |
| 32 | #include "libavutil/mathematics.h" |
| 33 | #include "libavutil/pixdesc.h" |
| 34 | #include "config.h" |
| 35 | #include "rgb2rgb.h" |
| 36 | #include "swscale.h" |
| 37 | #include "swscale_internal.h" |
| 38 | |
| 39 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_2x2_4)[][8] = { |
| 40 | { 1, 3, 1, 3, 1, 3, 1, 3, }, |
| 41 | { 2, 0, 2, 0, 2, 0, 2, 0, }, |
| 42 | { 1, 3, 1, 3, 1, 3, 1, 3, }, |
| 43 | }; |
| 44 | |
| 45 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_2x2_8)[][8] = { |
| 46 | { 6, 2, 6, 2, 6, 2, 6, 2, }, |
| 47 | { 0, 4, 0, 4, 0, 4, 0, 4, }, |
| 48 | { 6, 2, 6, 2, 6, 2, 6, 2, }, |
| 49 | }; |
| 50 | |
| 51 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_4x4_16)[][8] = { |
| 52 | { 8, 4, 11, 7, 8, 4, 11, 7, }, |
| 53 | { 2, 14, 1, 13, 2, 14, 1, 13, }, |
| 54 | { 10, 6, 9, 5, 10, 6, 9, 5, }, |
| 55 | { 0, 12, 3, 15, 0, 12, 3, 15, }, |
| 56 | { 8, 4, 11, 7, 8, 4, 11, 7, }, |
| 57 | }; |
| 58 | |
| 59 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_32)[][8] = { |
| 60 | { 17, 9, 23, 15, 16, 8, 22, 14, }, |
| 61 | { 5, 29, 3, 27, 4, 28, 2, 26, }, |
| 62 | { 21, 13, 19, 11, 20, 12, 18, 10, }, |
| 63 | { 0, 24, 6, 30, 1, 25, 7, 31, }, |
| 64 | { 16, 8, 22, 14, 17, 9, 23, 15, }, |
| 65 | { 4, 28, 2, 26, 5, 29, 3, 27, }, |
| 66 | { 20, 12, 18, 10, 21, 13, 19, 11, }, |
| 67 | { 1, 25, 7, 31, 0, 24, 6, 30, }, |
| 68 | { 17, 9, 23, 15, 16, 8, 22, 14, }, |
| 69 | }; |
| 70 | |
| 71 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_73)[][8] = { |
| 72 | { 0, 55, 14, 68, 3, 58, 17, 72, }, |
| 73 | { 37, 18, 50, 32, 40, 22, 54, 35, }, |
| 74 | { 9, 64, 5, 59, 13, 67, 8, 63, }, |
| 75 | { 46, 27, 41, 23, 49, 31, 44, 26, }, |
| 76 | { 2, 57, 16, 71, 1, 56, 15, 70, }, |
| 77 | { 39, 21, 52, 34, 38, 19, 51, 33, }, |
| 78 | { 11, 66, 7, 62, 10, 65, 6, 60, }, |
| 79 | { 48, 30, 43, 25, 47, 29, 42, 24, }, |
| 80 | { 0, 55, 14, 68, 3, 58, 17, 72, }, |
| 81 | }; |
| 82 | |
| 83 | #if 1 |
| 84 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = { |
| 85 | {117, 62, 158, 103, 113, 58, 155, 100, }, |
| 86 | { 34, 199, 21, 186, 31, 196, 17, 182, }, |
| 87 | {144, 89, 131, 76, 141, 86, 127, 72, }, |
| 88 | { 0, 165, 41, 206, 10, 175, 52, 217, }, |
| 89 | {110, 55, 151, 96, 120, 65, 162, 107, }, |
| 90 | { 28, 193, 14, 179, 38, 203, 24, 189, }, |
| 91 | {138, 83, 124, 69, 148, 93, 134, 79, }, |
| 92 | { 7, 172, 48, 213, 3, 168, 45, 210, }, |
| 93 | {117, 62, 158, 103, 113, 58, 155, 100, }, |
| 94 | }; |
| 95 | #elif 1 |
| 96 | // tries to correct a gamma of 1.5 |
| 97 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = { |
| 98 | { 0, 143, 18, 200, 2, 156, 25, 215, }, |
| 99 | { 78, 28, 125, 64, 89, 36, 138, 74, }, |
| 100 | { 10, 180, 3, 161, 16, 195, 8, 175, }, |
| 101 | {109, 51, 93, 38, 121, 60, 105, 47, }, |
| 102 | { 1, 152, 23, 210, 0, 147, 20, 205, }, |
| 103 | { 85, 33, 134, 71, 81, 30, 130, 67, }, |
| 104 | { 14, 190, 6, 171, 12, 185, 5, 166, }, |
| 105 | {117, 57, 101, 44, 113, 54, 97, 41, }, |
| 106 | { 0, 143, 18, 200, 2, 156, 25, 215, }, |
| 107 | }; |
| 108 | #elif 1 |
| 109 | // tries to correct a gamma of 2.0 |
| 110 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = { |
| 111 | { 0, 124, 8, 193, 0, 140, 12, 213, }, |
| 112 | { 55, 14, 104, 42, 66, 19, 119, 52, }, |
| 113 | { 3, 168, 1, 145, 6, 187, 3, 162, }, |
| 114 | { 86, 31, 70, 21, 99, 39, 82, 28, }, |
| 115 | { 0, 134, 11, 206, 0, 129, 9, 200, }, |
| 116 | { 62, 17, 114, 48, 58, 16, 109, 45, }, |
| 117 | { 5, 181, 2, 157, 4, 175, 1, 151, }, |
| 118 | { 95, 36, 78, 26, 90, 34, 74, 24, }, |
| 119 | { 0, 124, 8, 193, 0, 140, 12, 213, }, |
| 120 | }; |
| 121 | #else |
| 122 | // tries to correct a gamma of 2.5 |
| 123 | DECLARE_ALIGNED(8, const uint8_t, ff_dither_8x8_220)[][8] = { |
| 124 | { 0, 107, 3, 187, 0, 125, 6, 212, }, |
| 125 | { 39, 7, 86, 28, 49, 11, 102, 36, }, |
| 126 | { 1, 158, 0, 131, 3, 180, 1, 151, }, |
| 127 | { 68, 19, 52, 12, 81, 25, 64, 17, }, |
| 128 | { 0, 119, 5, 203, 0, 113, 4, 195, }, |
| 129 | { 45, 9, 96, 33, 42, 8, 91, 30, }, |
| 130 | { 2, 172, 1, 144, 2, 165, 0, 137, }, |
| 131 | { 77, 23, 60, 15, 72, 21, 56, 14, }, |
| 132 | { 0, 107, 3, 187, 0, 125, 6, 212, }, |
| 133 | }; |
| 134 | #endif |
| 135 | |
| 136 | #define output_pixel(pos, val, bias, signedness) \ |
| 137 | if (big_endian) { \ |
| 138 | AV_WB16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \ |
| 139 | } else { \ |
| 140 | AV_WL16(pos, bias + av_clip_ ## signedness ## 16(val >> shift)); \ |
| 141 | } |
| 142 | |
| 143 | static av_always_inline void |
| 144 | yuv2plane1_16_c_template(const int32_t *src, uint16_t *dest, int dstW, |
| 145 | int big_endian, int output_bits) |
| 146 | { |
| 147 | int i; |
| 148 | int shift = 3; |
| 149 | av_assert0(output_bits == 16); |
| 150 | |
| 151 | for (i = 0; i < dstW; i++) { |
| 152 | int val = src[i] + (1 << (shift - 1)); |
| 153 | output_pixel(&dest[i], val, 0, uint); |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | static av_always_inline void |
| 158 | yuv2planeX_16_c_template(const int16_t *filter, int filterSize, |
| 159 | const int32_t **src, uint16_t *dest, int dstW, |
| 160 | int big_endian, int output_bits) |
| 161 | { |
| 162 | int i; |
| 163 | int shift = 15; |
| 164 | av_assert0(output_bits == 16); |
| 165 | |
| 166 | for (i = 0; i < dstW; i++) { |
| 167 | int val = 1 << (shift - 1); |
| 168 | int j; |
| 169 | |
| 170 | /* range of val is [0,0x7FFFFFFF], so 31 bits, but with lanczos/spline |
| 171 | * filters (or anything with negative coeffs, the range can be slightly |
| 172 | * wider in both directions. To account for this overflow, we subtract |
| 173 | * a constant so it always fits in the signed range (assuming a |
| 174 | * reasonable filterSize), and re-add that at the end. */ |
| 175 | val -= 0x40000000; |
| 176 | for (j = 0; j < filterSize; j++) |
| 177 | val += src[j][i] * (unsigned)filter[j]; |
| 178 | |
| 179 | output_pixel(&dest[i], val, 0x8000, int); |
| 180 | } |
| 181 | } |
| 182 | |
| 183 | #undef output_pixel |
| 184 | |
| 185 | #define output_pixel(pos, val) \ |
| 186 | if (big_endian) { \ |
| 187 | AV_WB16(pos, av_clip_uintp2(val >> shift, output_bits)); \ |
| 188 | } else { \ |
| 189 | AV_WL16(pos, av_clip_uintp2(val >> shift, output_bits)); \ |
| 190 | } |
| 191 | |
| 192 | static av_always_inline void |
| 193 | yuv2plane1_10_c_template(const int16_t *src, uint16_t *dest, int dstW, |
| 194 | int big_endian, int output_bits) |
| 195 | { |
| 196 | int i; |
| 197 | int shift = 15 - output_bits; |
| 198 | |
| 199 | for (i = 0; i < dstW; i++) { |
| 200 | int val = src[i] + (1 << (shift - 1)); |
| 201 | output_pixel(&dest[i], val); |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | static av_always_inline void |
| 206 | yuv2planeX_10_c_template(const int16_t *filter, int filterSize, |
| 207 | const int16_t **src, uint16_t *dest, int dstW, |
| 208 | int big_endian, int output_bits) |
| 209 | { |
| 210 | int i; |
| 211 | int shift = 11 + 16 - output_bits; |
| 212 | |
| 213 | for (i = 0; i < dstW; i++) { |
| 214 | int val = 1 << (shift - 1); |
| 215 | int j; |
| 216 | |
| 217 | for (j = 0; j < filterSize; j++) |
| 218 | val += src[j][i] * filter[j]; |
| 219 | |
| 220 | output_pixel(&dest[i], val); |
| 221 | } |
| 222 | } |
| 223 | |
| 224 | #undef output_pixel |
| 225 | |
| 226 | #define yuv2NBPS(bits, BE_LE, is_be, template_size, typeX_t) \ |
| 227 | static void yuv2plane1_ ## bits ## BE_LE ## _c(const int16_t *src, \ |
| 228 | uint8_t *dest, int dstW, \ |
| 229 | const uint8_t *dither, int offset)\ |
| 230 | { \ |
| 231 | yuv2plane1_ ## template_size ## _c_template((const typeX_t *) src, \ |
| 232 | (uint16_t *) dest, dstW, is_be, bits); \ |
| 233 | }\ |
| 234 | static void yuv2planeX_ ## bits ## BE_LE ## _c(const int16_t *filter, int filterSize, \ |
| 235 | const int16_t **src, uint8_t *dest, int dstW, \ |
| 236 | const uint8_t *dither, int offset)\ |
| 237 | { \ |
| 238 | yuv2planeX_## template_size ## _c_template(filter, \ |
| 239 | filterSize, (const typeX_t **) src, \ |
| 240 | (uint16_t *) dest, dstW, is_be, bits); \ |
| 241 | } |
| 242 | yuv2NBPS( 9, BE, 1, 10, int16_t) |
| 243 | yuv2NBPS( 9, LE, 0, 10, int16_t) |
| 244 | yuv2NBPS(10, BE, 1, 10, int16_t) |
| 245 | yuv2NBPS(10, LE, 0, 10, int16_t) |
| 246 | yuv2NBPS(12, BE, 1, 10, int16_t) |
| 247 | yuv2NBPS(12, LE, 0, 10, int16_t) |
| 248 | yuv2NBPS(14, BE, 1, 10, int16_t) |
| 249 | yuv2NBPS(14, LE, 0, 10, int16_t) |
| 250 | yuv2NBPS(16, BE, 1, 16, int32_t) |
| 251 | yuv2NBPS(16, LE, 0, 16, int32_t) |
| 252 | |
| 253 | static void yuv2planeX_8_c(const int16_t *filter, int filterSize, |
| 254 | const int16_t **src, uint8_t *dest, int dstW, |
| 255 | const uint8_t *dither, int offset) |
| 256 | { |
| 257 | int i; |
| 258 | for (i=0; i<dstW; i++) { |
| 259 | int val = dither[(i + offset) & 7] << 12; |
| 260 | int j; |
| 261 | for (j=0; j<filterSize; j++) |
| 262 | val += src[j][i] * filter[j]; |
| 263 | |
| 264 | dest[i]= av_clip_uint8(val>>19); |
| 265 | } |
| 266 | } |
| 267 | |
| 268 | static void yuv2plane1_8_c(const int16_t *src, uint8_t *dest, int dstW, |
| 269 | const uint8_t *dither, int offset) |
| 270 | { |
| 271 | int i; |
| 272 | for (i=0; i<dstW; i++) { |
| 273 | int val = (src[i] + dither[(i + offset) & 7]) >> 7; |
| 274 | dest[i]= av_clip_uint8(val); |
| 275 | } |
| 276 | } |
| 277 | |
| 278 | static void yuv2nv12cX_c(SwsContext *c, const int16_t *chrFilter, int chrFilterSize, |
| 279 | const int16_t **chrUSrc, const int16_t **chrVSrc, |
| 280 | uint8_t *dest, int chrDstW) |
| 281 | { |
| 282 | enum AVPixelFormat dstFormat = c->dstFormat; |
| 283 | const uint8_t *chrDither = c->chrDither8; |
| 284 | int i; |
| 285 | |
| 286 | if (dstFormat == AV_PIX_FMT_NV12) |
| 287 | for (i=0; i<chrDstW; i++) { |
| 288 | int u = chrDither[i & 7] << 12; |
| 289 | int v = chrDither[(i + 3) & 7] << 12; |
| 290 | int j; |
| 291 | for (j=0; j<chrFilterSize; j++) { |
| 292 | u += chrUSrc[j][i] * chrFilter[j]; |
| 293 | v += chrVSrc[j][i] * chrFilter[j]; |
| 294 | } |
| 295 | |
| 296 | dest[2*i]= av_clip_uint8(u>>19); |
| 297 | dest[2*i+1]= av_clip_uint8(v>>19); |
| 298 | } |
| 299 | else |
| 300 | for (i=0; i<chrDstW; i++) { |
| 301 | int u = chrDither[i & 7] << 12; |
| 302 | int v = chrDither[(i + 3) & 7] << 12; |
| 303 | int j; |
| 304 | for (j=0; j<chrFilterSize; j++) { |
| 305 | u += chrUSrc[j][i] * chrFilter[j]; |
| 306 | v += chrVSrc[j][i] * chrFilter[j]; |
| 307 | } |
| 308 | |
| 309 | dest[2*i]= av_clip_uint8(v>>19); |
| 310 | dest[2*i+1]= av_clip_uint8(u>>19); |
| 311 | } |
| 312 | } |
| 313 | |
| 314 | #define accumulate_bit(acc, val) \ |
| 315 | acc <<= 1; \ |
| 316 | acc |= (val) >= (128 + 110) |
| 317 | #define output_pixel(pos, acc) \ |
| 318 | if (target == AV_PIX_FMT_MONOBLACK) { \ |
| 319 | pos = acc; \ |
| 320 | } else { \ |
| 321 | pos = ~acc; \ |
| 322 | } |
| 323 | |
| 324 | static av_always_inline void |
| 325 | yuv2mono_X_c_template(SwsContext *c, const int16_t *lumFilter, |
| 326 | const int16_t **lumSrc, int lumFilterSize, |
| 327 | const int16_t *chrFilter, const int16_t **chrUSrc, |
| 328 | const int16_t **chrVSrc, int chrFilterSize, |
| 329 | const int16_t **alpSrc, uint8_t *dest, int dstW, |
| 330 | int y, enum AVPixelFormat target) |
| 331 | { |
| 332 | const uint8_t * const d128 = ff_dither_8x8_220[y&7]; |
| 333 | int i; |
| 334 | unsigned acc = 0; |
| 335 | int err = 0; |
| 336 | |
| 337 | for (i = 0; i < dstW; i += 2) { |
| 338 | int j; |
| 339 | int Y1 = 1 << 18; |
| 340 | int Y2 = 1 << 18; |
| 341 | |
| 342 | for (j = 0; j < lumFilterSize; j++) { |
| 343 | Y1 += lumSrc[j][i] * lumFilter[j]; |
| 344 | Y2 += lumSrc[j][i+1] * lumFilter[j]; |
| 345 | } |
| 346 | Y1 >>= 19; |
| 347 | Y2 >>= 19; |
| 348 | if ((Y1 | Y2) & 0x100) { |
| 349 | Y1 = av_clip_uint8(Y1); |
| 350 | Y2 = av_clip_uint8(Y2); |
| 351 | } |
| 352 | if (c->dither == SWS_DITHER_ED) { |
| 353 | Y1 += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4; |
| 354 | c->dither_error[0][i] = err; |
| 355 | acc = 2*acc + (Y1 >= 128); |
| 356 | Y1 -= 220*(acc&1); |
| 357 | |
| 358 | err = Y2 + ((7*Y1 + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4); |
| 359 | c->dither_error[0][i+1] = Y1; |
| 360 | acc = 2*acc + (err >= 128); |
| 361 | err -= 220*(acc&1); |
| 362 | } else { |
| 363 | accumulate_bit(acc, Y1 + d128[(i + 0) & 7]); |
| 364 | accumulate_bit(acc, Y2 + d128[(i + 1) & 7]); |
| 365 | } |
| 366 | if ((i & 7) == 6) { |
| 367 | output_pixel(*dest++, acc); |
| 368 | } |
| 369 | } |
| 370 | c->dither_error[0][i] = err; |
| 371 | |
| 372 | if (i & 6) { |
| 373 | output_pixel(*dest, acc); |
| 374 | } |
| 375 | } |
| 376 | |
| 377 | static av_always_inline void |
| 378 | yuv2mono_2_c_template(SwsContext *c, const int16_t *buf[2], |
| 379 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 380 | const int16_t *abuf[2], uint8_t *dest, int dstW, |
| 381 | int yalpha, int uvalpha, int y, |
| 382 | enum AVPixelFormat target) |
| 383 | { |
| 384 | const int16_t *buf0 = buf[0], *buf1 = buf[1]; |
| 385 | const uint8_t * const d128 = ff_dither_8x8_220[y & 7]; |
| 386 | int yalpha1 = 4096 - yalpha; |
| 387 | int i; |
| 388 | |
| 389 | if (c->dither == SWS_DITHER_ED) { |
| 390 | int err = 0; |
| 391 | int acc = 0; |
| 392 | for (i = 0; i < dstW; i +=2) { |
| 393 | int Y; |
| 394 | |
| 395 | Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19; |
| 396 | Y += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4; |
| 397 | c->dither_error[0][i] = err; |
| 398 | acc = 2*acc + (Y >= 128); |
| 399 | Y -= 220*(acc&1); |
| 400 | |
| 401 | err = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19; |
| 402 | err += (7*Y + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4; |
| 403 | c->dither_error[0][i+1] = Y; |
| 404 | acc = 2*acc + (err >= 128); |
| 405 | err -= 220*(acc&1); |
| 406 | |
| 407 | if ((i & 7) == 6) |
| 408 | output_pixel(*dest++, acc); |
| 409 | } |
| 410 | c->dither_error[0][i] = err; |
| 411 | } else { |
| 412 | for (i = 0; i < dstW; i += 8) { |
| 413 | int Y, acc = 0; |
| 414 | |
| 415 | Y = (buf0[i + 0] * yalpha1 + buf1[i + 0] * yalpha) >> 19; |
| 416 | accumulate_bit(acc, Y + d128[0]); |
| 417 | Y = (buf0[i + 1] * yalpha1 + buf1[i + 1] * yalpha) >> 19; |
| 418 | accumulate_bit(acc, Y + d128[1]); |
| 419 | Y = (buf0[i + 2] * yalpha1 + buf1[i + 2] * yalpha) >> 19; |
| 420 | accumulate_bit(acc, Y + d128[2]); |
| 421 | Y = (buf0[i + 3] * yalpha1 + buf1[i + 3] * yalpha) >> 19; |
| 422 | accumulate_bit(acc, Y + d128[3]); |
| 423 | Y = (buf0[i + 4] * yalpha1 + buf1[i + 4] * yalpha) >> 19; |
| 424 | accumulate_bit(acc, Y + d128[4]); |
| 425 | Y = (buf0[i + 5] * yalpha1 + buf1[i + 5] * yalpha) >> 19; |
| 426 | accumulate_bit(acc, Y + d128[5]); |
| 427 | Y = (buf0[i + 6] * yalpha1 + buf1[i + 6] * yalpha) >> 19; |
| 428 | accumulate_bit(acc, Y + d128[6]); |
| 429 | Y = (buf0[i + 7] * yalpha1 + buf1[i + 7] * yalpha) >> 19; |
| 430 | accumulate_bit(acc, Y + d128[7]); |
| 431 | |
| 432 | output_pixel(*dest++, acc); |
| 433 | } |
| 434 | } |
| 435 | } |
| 436 | |
| 437 | static av_always_inline void |
| 438 | yuv2mono_1_c_template(SwsContext *c, const int16_t *buf0, |
| 439 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 440 | const int16_t *abuf0, uint8_t *dest, int dstW, |
| 441 | int uvalpha, int y, enum AVPixelFormat target) |
| 442 | { |
| 443 | const uint8_t * const d128 = ff_dither_8x8_220[y & 7]; |
| 444 | int i; |
| 445 | |
| 446 | if (c->dither == SWS_DITHER_ED) { |
| 447 | int err = 0; |
| 448 | int acc = 0; |
| 449 | for (i = 0; i < dstW; i +=2) { |
| 450 | int Y; |
| 451 | |
| 452 | Y = ((buf0[i + 0] + 64) >> 7); |
| 453 | Y += (7*err + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2] + 8 - 256)>>4; |
| 454 | c->dither_error[0][i] = err; |
| 455 | acc = 2*acc + (Y >= 128); |
| 456 | Y -= 220*(acc&1); |
| 457 | |
| 458 | err = ((buf0[i + 1] + 64) >> 7); |
| 459 | err += (7*Y + 1*c->dither_error[0][i+1] + 5*c->dither_error[0][i+2] + 3*c->dither_error[0][i+3] + 8 - 256)>>4; |
| 460 | c->dither_error[0][i+1] = Y; |
| 461 | acc = 2*acc + (err >= 128); |
| 462 | err -= 220*(acc&1); |
| 463 | |
| 464 | if ((i & 7) == 6) |
| 465 | output_pixel(*dest++, acc); |
| 466 | } |
| 467 | c->dither_error[0][i] = err; |
| 468 | } else { |
| 469 | for (i = 0; i < dstW; i += 8) { |
| 470 | int acc = 0; |
| 471 | accumulate_bit(acc, ((buf0[i + 0] + 64) >> 7) + d128[0]); |
| 472 | accumulate_bit(acc, ((buf0[i + 1] + 64) >> 7) + d128[1]); |
| 473 | accumulate_bit(acc, ((buf0[i + 2] + 64) >> 7) + d128[2]); |
| 474 | accumulate_bit(acc, ((buf0[i + 3] + 64) >> 7) + d128[3]); |
| 475 | accumulate_bit(acc, ((buf0[i + 4] + 64) >> 7) + d128[4]); |
| 476 | accumulate_bit(acc, ((buf0[i + 5] + 64) >> 7) + d128[5]); |
| 477 | accumulate_bit(acc, ((buf0[i + 6] + 64) >> 7) + d128[6]); |
| 478 | accumulate_bit(acc, ((buf0[i + 7] + 64) >> 7) + d128[7]); |
| 479 | |
| 480 | output_pixel(*dest++, acc); |
| 481 | } |
| 482 | } |
| 483 | } |
| 484 | |
| 485 | #undef output_pixel |
| 486 | #undef accumulate_bit |
| 487 | |
| 488 | #define YUV2PACKEDWRAPPER(name, base, ext, fmt) \ |
| 489 | static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ |
| 490 | const int16_t **lumSrc, int lumFilterSize, \ |
| 491 | const int16_t *chrFilter, const int16_t **chrUSrc, \ |
| 492 | const int16_t **chrVSrc, int chrFilterSize, \ |
| 493 | const int16_t **alpSrc, uint8_t *dest, int dstW, \ |
| 494 | int y) \ |
| 495 | { \ |
| 496 | name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ |
| 497 | chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
| 498 | alpSrc, dest, dstW, y, fmt); \ |
| 499 | } \ |
| 500 | \ |
| 501 | static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \ |
| 502 | const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
| 503 | const int16_t *abuf[2], uint8_t *dest, int dstW, \ |
| 504 | int yalpha, int uvalpha, int y) \ |
| 505 | { \ |
| 506 | name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ |
| 507 | dest, dstW, yalpha, uvalpha, y, fmt); \ |
| 508 | } \ |
| 509 | \ |
| 510 | static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \ |
| 511 | const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
| 512 | const int16_t *abuf0, uint8_t *dest, int dstW, \ |
| 513 | int uvalpha, int y) \ |
| 514 | { \ |
| 515 | name ## base ## _1_c_template(c, buf0, ubuf, vbuf, \ |
| 516 | abuf0, dest, dstW, uvalpha, \ |
| 517 | y, fmt); \ |
| 518 | } |
| 519 | |
| 520 | YUV2PACKEDWRAPPER(yuv2mono,, white, AV_PIX_FMT_MONOWHITE) |
| 521 | YUV2PACKEDWRAPPER(yuv2mono,, black, AV_PIX_FMT_MONOBLACK) |
| 522 | |
| 523 | #define output_pixels(pos, Y1, U, Y2, V) \ |
| 524 | if (target == AV_PIX_FMT_YUYV422) { \ |
| 525 | dest[pos + 0] = Y1; \ |
| 526 | dest[pos + 1] = U; \ |
| 527 | dest[pos + 2] = Y2; \ |
| 528 | dest[pos + 3] = V; \ |
| 529 | } else if (target == AV_PIX_FMT_YVYU422) { \ |
| 530 | dest[pos + 0] = Y1; \ |
| 531 | dest[pos + 1] = V; \ |
| 532 | dest[pos + 2] = Y2; \ |
| 533 | dest[pos + 3] = U; \ |
| 534 | } else { /* AV_PIX_FMT_UYVY422 */ \ |
| 535 | dest[pos + 0] = U; \ |
| 536 | dest[pos + 1] = Y1; \ |
| 537 | dest[pos + 2] = V; \ |
| 538 | dest[pos + 3] = Y2; \ |
| 539 | } |
| 540 | |
| 541 | static av_always_inline void |
| 542 | yuv2422_X_c_template(SwsContext *c, const int16_t *lumFilter, |
| 543 | const int16_t **lumSrc, int lumFilterSize, |
| 544 | const int16_t *chrFilter, const int16_t **chrUSrc, |
| 545 | const int16_t **chrVSrc, int chrFilterSize, |
| 546 | const int16_t **alpSrc, uint8_t *dest, int dstW, |
| 547 | int y, enum AVPixelFormat target) |
| 548 | { |
| 549 | int i; |
| 550 | |
| 551 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 552 | int j; |
| 553 | int Y1 = 1 << 18; |
| 554 | int Y2 = 1 << 18; |
| 555 | int U = 1 << 18; |
| 556 | int V = 1 << 18; |
| 557 | |
| 558 | for (j = 0; j < lumFilterSize; j++) { |
| 559 | Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
| 560 | Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
| 561 | } |
| 562 | for (j = 0; j < chrFilterSize; j++) { |
| 563 | U += chrUSrc[j][i] * chrFilter[j]; |
| 564 | V += chrVSrc[j][i] * chrFilter[j]; |
| 565 | } |
| 566 | Y1 >>= 19; |
| 567 | Y2 >>= 19; |
| 568 | U >>= 19; |
| 569 | V >>= 19; |
| 570 | if ((Y1 | Y2 | U | V) & 0x100) { |
| 571 | Y1 = av_clip_uint8(Y1); |
| 572 | Y2 = av_clip_uint8(Y2); |
| 573 | U = av_clip_uint8(U); |
| 574 | V = av_clip_uint8(V); |
| 575 | } |
| 576 | output_pixels(4*i, Y1, U, Y2, V); |
| 577 | } |
| 578 | } |
| 579 | |
| 580 | static av_always_inline void |
| 581 | yuv2422_2_c_template(SwsContext *c, const int16_t *buf[2], |
| 582 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 583 | const int16_t *abuf[2], uint8_t *dest, int dstW, |
| 584 | int yalpha, int uvalpha, int y, |
| 585 | enum AVPixelFormat target) |
| 586 | { |
| 587 | const int16_t *buf0 = buf[0], *buf1 = buf[1], |
| 588 | *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| 589 | *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| 590 | int yalpha1 = 4096 - yalpha; |
| 591 | int uvalpha1 = 4096 - uvalpha; |
| 592 | int i; |
| 593 | |
| 594 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 595 | int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; |
| 596 | int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19; |
| 597 | int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19; |
| 598 | int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19; |
| 599 | |
| 600 | if ((Y1 | Y2 | U | V) & 0x100) { |
| 601 | Y1 = av_clip_uint8(Y1); |
| 602 | Y2 = av_clip_uint8(Y2); |
| 603 | U = av_clip_uint8(U); |
| 604 | V = av_clip_uint8(V); |
| 605 | } |
| 606 | |
| 607 | output_pixels(i * 4, Y1, U, Y2, V); |
| 608 | } |
| 609 | } |
| 610 | |
| 611 | static av_always_inline void |
| 612 | yuv2422_1_c_template(SwsContext *c, const int16_t *buf0, |
| 613 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 614 | const int16_t *abuf0, uint8_t *dest, int dstW, |
| 615 | int uvalpha, int y, enum AVPixelFormat target) |
| 616 | { |
| 617 | const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; |
| 618 | int i; |
| 619 | |
| 620 | if (uvalpha < 2048) { |
| 621 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 622 | int Y1 = (buf0[i * 2 ]+64) >> 7; |
| 623 | int Y2 = (buf0[i * 2 + 1]+64) >> 7; |
| 624 | int U = (ubuf0[i] +64) >> 7; |
| 625 | int V = (vbuf0[i] +64) >> 7; |
| 626 | |
| 627 | if ((Y1 | Y2 | U | V) & 0x100) { |
| 628 | Y1 = av_clip_uint8(Y1); |
| 629 | Y2 = av_clip_uint8(Y2); |
| 630 | U = av_clip_uint8(U); |
| 631 | V = av_clip_uint8(V); |
| 632 | } |
| 633 | |
| 634 | Y1 = av_clip_uint8(Y1); |
| 635 | Y2 = av_clip_uint8(Y2); |
| 636 | U = av_clip_uint8(U); |
| 637 | V = av_clip_uint8(V); |
| 638 | |
| 639 | output_pixels(i * 4, Y1, U, Y2, V); |
| 640 | } |
| 641 | } else { |
| 642 | const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; |
| 643 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 644 | int Y1 = (buf0[i * 2 ] + 64) >> 7; |
| 645 | int Y2 = (buf0[i * 2 + 1] + 64) >> 7; |
| 646 | int U = (ubuf0[i] + ubuf1[i]+128) >> 8; |
| 647 | int V = (vbuf0[i] + vbuf1[i]+128) >> 8; |
| 648 | |
| 649 | if ((Y1 | Y2 | U | V) & 0x100) { |
| 650 | Y1 = av_clip_uint8(Y1); |
| 651 | Y2 = av_clip_uint8(Y2); |
| 652 | U = av_clip_uint8(U); |
| 653 | V = av_clip_uint8(V); |
| 654 | } |
| 655 | |
| 656 | Y1 = av_clip_uint8(Y1); |
| 657 | Y2 = av_clip_uint8(Y2); |
| 658 | U = av_clip_uint8(U); |
| 659 | V = av_clip_uint8(V); |
| 660 | |
| 661 | output_pixels(i * 4, Y1, U, Y2, V); |
| 662 | } |
| 663 | } |
| 664 | } |
| 665 | |
| 666 | #undef output_pixels |
| 667 | |
| 668 | YUV2PACKEDWRAPPER(yuv2, 422, yuyv422, AV_PIX_FMT_YUYV422) |
| 669 | YUV2PACKEDWRAPPER(yuv2, 422, yvyu422, AV_PIX_FMT_YVYU422) |
| 670 | YUV2PACKEDWRAPPER(yuv2, 422, uyvy422, AV_PIX_FMT_UYVY422) |
| 671 | |
| 672 | #define R_B ((target == AV_PIX_FMT_RGB48LE || target == AV_PIX_FMT_RGB48BE || target == AV_PIX_FMT_RGBA64LE || target == AV_PIX_FMT_RGBA64BE) ? R : B) |
| 673 | #define B_R ((target == AV_PIX_FMT_RGB48LE || target == AV_PIX_FMT_RGB48BE || target == AV_PIX_FMT_RGBA64LE || target == AV_PIX_FMT_RGBA64BE) ? B : R) |
| 674 | #define output_pixel(pos, val) \ |
| 675 | if (isBE(target)) { \ |
| 676 | AV_WB16(pos, val); \ |
| 677 | } else { \ |
| 678 | AV_WL16(pos, val); \ |
| 679 | } |
| 680 | |
| 681 | static av_always_inline void |
| 682 | yuv2rgba64_X_c_template(SwsContext *c, const int16_t *lumFilter, |
| 683 | const int32_t **lumSrc, int lumFilterSize, |
| 684 | const int16_t *chrFilter, const int32_t **chrUSrc, |
| 685 | const int32_t **chrVSrc, int chrFilterSize, |
| 686 | const int32_t **alpSrc, uint16_t *dest, int dstW, |
| 687 | int y, enum AVPixelFormat target, int hasAlpha) |
| 688 | { |
| 689 | int i; |
| 690 | int A1 = 0xffff<<14, A2 = 0xffff<<14; |
| 691 | |
| 692 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 693 | int j; |
| 694 | int Y1 = -0x40000000; |
| 695 | int Y2 = -0x40000000; |
| 696 | int U = -128 << 23; // 19 |
| 697 | int V = -128 << 23; |
| 698 | int R, G, B; |
| 699 | |
| 700 | for (j = 0; j < lumFilterSize; j++) { |
| 701 | Y1 += lumSrc[j][i * 2] * (unsigned)lumFilter[j]; |
| 702 | Y2 += lumSrc[j][i * 2 + 1] * (unsigned)lumFilter[j]; |
| 703 | } |
| 704 | for (j = 0; j < chrFilterSize; j++) {; |
| 705 | U += chrUSrc[j][i] * (unsigned)chrFilter[j]; |
| 706 | V += chrVSrc[j][i] * (unsigned)chrFilter[j]; |
| 707 | } |
| 708 | |
| 709 | if (hasAlpha) { |
| 710 | A1 = -0x40000000; |
| 711 | A2 = -0x40000000; |
| 712 | for (j = 0; j < lumFilterSize; j++) { |
| 713 | A1 += alpSrc[j][i * 2] * (unsigned)lumFilter[j]; |
| 714 | A2 += alpSrc[j][i * 2 + 1] * (unsigned)lumFilter[j]; |
| 715 | } |
| 716 | A1 >>= 1; |
| 717 | A1 += 0x20002000; |
| 718 | A2 >>= 1; |
| 719 | A2 += 0x20002000; |
| 720 | } |
| 721 | |
| 722 | // 8bit: 12+15=27; 16-bit: 12+19=31 |
| 723 | Y1 >>= 14; // 10 |
| 724 | Y1 += 0x10000; |
| 725 | Y2 >>= 14; |
| 726 | Y2 += 0x10000; |
| 727 | U >>= 14; |
| 728 | V >>= 14; |
| 729 | |
| 730 | // 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit |
| 731 | Y1 -= c->yuv2rgb_y_offset; |
| 732 | Y2 -= c->yuv2rgb_y_offset; |
| 733 | Y1 *= c->yuv2rgb_y_coeff; |
| 734 | Y2 *= c->yuv2rgb_y_coeff; |
| 735 | Y1 += 1 << 13; // 21 |
| 736 | Y2 += 1 << 13; |
| 737 | // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit |
| 738 | |
| 739 | R = V * c->yuv2rgb_v2r_coeff; |
| 740 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 741 | B = U * c->yuv2rgb_u2b_coeff; |
| 742 | |
| 743 | // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit |
| 744 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 745 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 746 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 747 | output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14); |
| 748 | output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 749 | output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14); |
| 750 | output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 751 | output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14); |
| 752 | dest += 8; |
| 753 | } |
| 754 | } |
| 755 | |
| 756 | static av_always_inline void |
| 757 | yuv2rgba64_2_c_template(SwsContext *c, const int32_t *buf[2], |
| 758 | const int32_t *ubuf[2], const int32_t *vbuf[2], |
| 759 | const int32_t *abuf[2], uint16_t *dest, int dstW, |
| 760 | int yalpha, int uvalpha, int y, |
| 761 | enum AVPixelFormat target, int hasAlpha) |
| 762 | { |
| 763 | const int32_t *buf0 = buf[0], *buf1 = buf[1], |
| 764 | *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| 765 | *vbuf0 = vbuf[0], *vbuf1 = vbuf[1], |
| 766 | *abuf0 = hasAlpha ? abuf[0] : NULL, |
| 767 | *abuf1 = hasAlpha ? abuf[1] : NULL; |
| 768 | int yalpha1 = 4096 - yalpha; |
| 769 | int uvalpha1 = 4096 - uvalpha; |
| 770 | int i; |
| 771 | int A1 = 0xffff<<14, A2 = 0xffff<<14; |
| 772 | |
| 773 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 774 | int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14; |
| 775 | int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14; |
| 776 | int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha + (-128 << 23)) >> 14; |
| 777 | int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha + (-128 << 23)) >> 14; |
| 778 | int R, G, B; |
| 779 | |
| 780 | Y1 -= c->yuv2rgb_y_offset; |
| 781 | Y2 -= c->yuv2rgb_y_offset; |
| 782 | Y1 *= c->yuv2rgb_y_coeff; |
| 783 | Y2 *= c->yuv2rgb_y_coeff; |
| 784 | Y1 += 1 << 13; |
| 785 | Y2 += 1 << 13; |
| 786 | |
| 787 | R = V * c->yuv2rgb_v2r_coeff; |
| 788 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 789 | B = U * c->yuv2rgb_u2b_coeff; |
| 790 | |
| 791 | if (hasAlpha) { |
| 792 | A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 1; |
| 793 | A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 1; |
| 794 | |
| 795 | A1 += 1 << 13; |
| 796 | A2 += 1 << 13; |
| 797 | } |
| 798 | |
| 799 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 800 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 801 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 802 | output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14); |
| 803 | output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 804 | output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14); |
| 805 | output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 806 | output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14); |
| 807 | dest += 8; |
| 808 | } |
| 809 | } |
| 810 | |
| 811 | static av_always_inline void |
| 812 | yuv2rgba64_1_c_template(SwsContext *c, const int32_t *buf0, |
| 813 | const int32_t *ubuf[2], const int32_t *vbuf[2], |
| 814 | const int32_t *abuf0, uint16_t *dest, int dstW, |
| 815 | int uvalpha, int y, enum AVPixelFormat target, int hasAlpha) |
| 816 | { |
| 817 | const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; |
| 818 | int i; |
| 819 | int A1 = 0xffff<<14, A2= 0xffff<<14; |
| 820 | |
| 821 | if (uvalpha < 2048) { |
| 822 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 823 | int Y1 = (buf0[i * 2] ) >> 2; |
| 824 | int Y2 = (buf0[i * 2 + 1]) >> 2; |
| 825 | int U = (ubuf0[i] + (-128 << 11)) >> 2; |
| 826 | int V = (vbuf0[i] + (-128 << 11)) >> 2; |
| 827 | int R, G, B; |
| 828 | |
| 829 | Y1 -= c->yuv2rgb_y_offset; |
| 830 | Y2 -= c->yuv2rgb_y_offset; |
| 831 | Y1 *= c->yuv2rgb_y_coeff; |
| 832 | Y2 *= c->yuv2rgb_y_coeff; |
| 833 | Y1 += 1 << 13; |
| 834 | Y2 += 1 << 13; |
| 835 | |
| 836 | if (hasAlpha) { |
| 837 | A1 = abuf0[i * 2 ] << 11; |
| 838 | A2 = abuf0[i * 2 + 1] << 11; |
| 839 | |
| 840 | A1 += 1 << 13; |
| 841 | A2 += 1 << 13; |
| 842 | } |
| 843 | |
| 844 | R = V * c->yuv2rgb_v2r_coeff; |
| 845 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 846 | B = U * c->yuv2rgb_u2b_coeff; |
| 847 | |
| 848 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 849 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 850 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 851 | output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14); |
| 852 | output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 853 | output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14); |
| 854 | output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 855 | output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14); |
| 856 | dest += 8; |
| 857 | } |
| 858 | } else { |
| 859 | const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; |
| 860 | int A1 = 0xffff<<14, A2 = 0xffff<<14; |
| 861 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 862 | int Y1 = (buf0[i * 2] ) >> 2; |
| 863 | int Y2 = (buf0[i * 2 + 1]) >> 2; |
| 864 | int U = (ubuf0[i] + ubuf1[i] + (-128 << 12)) >> 3; |
| 865 | int V = (vbuf0[i] + vbuf1[i] + (-128 << 12)) >> 3; |
| 866 | int R, G, B; |
| 867 | |
| 868 | Y1 -= c->yuv2rgb_y_offset; |
| 869 | Y2 -= c->yuv2rgb_y_offset; |
| 870 | Y1 *= c->yuv2rgb_y_coeff; |
| 871 | Y2 *= c->yuv2rgb_y_coeff; |
| 872 | Y1 += 1 << 13; |
| 873 | Y2 += 1 << 13; |
| 874 | |
| 875 | if (hasAlpha) { |
| 876 | A1 = abuf0[i * 2 ] << 11; |
| 877 | A2 = abuf0[i * 2 + 1] << 11; |
| 878 | |
| 879 | A1 += 1 << 13; |
| 880 | A2 += 1 << 13; |
| 881 | } |
| 882 | |
| 883 | R = V * c->yuv2rgb_v2r_coeff; |
| 884 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 885 | B = U * c->yuv2rgb_u2b_coeff; |
| 886 | |
| 887 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 888 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 889 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 890 | output_pixel(&dest[3], av_clip_uintp2(A1 , 30) >> 14); |
| 891 | output_pixel(&dest[4], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 892 | output_pixel(&dest[5], av_clip_uintp2( G + Y2, 30) >> 14); |
| 893 | output_pixel(&dest[6], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 894 | output_pixel(&dest[7], av_clip_uintp2(A2 , 30) >> 14); |
| 895 | dest += 8; |
| 896 | } |
| 897 | } |
| 898 | } |
| 899 | |
| 900 | static av_always_inline void |
| 901 | yuv2rgb48_X_c_template(SwsContext *c, const int16_t *lumFilter, |
| 902 | const int32_t **lumSrc, int lumFilterSize, |
| 903 | const int16_t *chrFilter, const int32_t **chrUSrc, |
| 904 | const int32_t **chrVSrc, int chrFilterSize, |
| 905 | const int32_t **alpSrc, uint16_t *dest, int dstW, |
| 906 | int y, enum AVPixelFormat target, int hasAlpha) |
| 907 | { |
| 908 | int i; |
| 909 | |
| 910 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 911 | int j; |
| 912 | int Y1 = -0x40000000; |
| 913 | int Y2 = -0x40000000; |
| 914 | int U = -128 << 23; // 19 |
| 915 | int V = -128 << 23; |
| 916 | int R, G, B; |
| 917 | |
| 918 | for (j = 0; j < lumFilterSize; j++) { |
| 919 | Y1 += lumSrc[j][i * 2] * (unsigned)lumFilter[j]; |
| 920 | Y2 += lumSrc[j][i * 2 + 1] * (unsigned)lumFilter[j]; |
| 921 | } |
| 922 | for (j = 0; j < chrFilterSize; j++) {; |
| 923 | U += chrUSrc[j][i] * (unsigned)chrFilter[j]; |
| 924 | V += chrVSrc[j][i] * (unsigned)chrFilter[j]; |
| 925 | } |
| 926 | |
| 927 | // 8bit: 12+15=27; 16-bit: 12+19=31 |
| 928 | Y1 >>= 14; // 10 |
| 929 | Y1 += 0x10000; |
| 930 | Y2 >>= 14; |
| 931 | Y2 += 0x10000; |
| 932 | U >>= 14; |
| 933 | V >>= 14; |
| 934 | |
| 935 | // 8bit: 27 -> 17bit, 16bit: 31 - 14 = 17bit |
| 936 | Y1 -= c->yuv2rgb_y_offset; |
| 937 | Y2 -= c->yuv2rgb_y_offset; |
| 938 | Y1 *= c->yuv2rgb_y_coeff; |
| 939 | Y2 *= c->yuv2rgb_y_coeff; |
| 940 | Y1 += 1 << 13; // 21 |
| 941 | Y2 += 1 << 13; |
| 942 | // 8bit: 17 + 13bit = 30bit, 16bit: 17 + 13bit = 30bit |
| 943 | |
| 944 | R = V * c->yuv2rgb_v2r_coeff; |
| 945 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 946 | B = U * c->yuv2rgb_u2b_coeff; |
| 947 | |
| 948 | // 8bit: 30 - 22 = 8bit, 16bit: 30bit - 14 = 16bit |
| 949 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 950 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 951 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 952 | output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 953 | output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
| 954 | output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 955 | dest += 6; |
| 956 | } |
| 957 | } |
| 958 | |
| 959 | static av_always_inline void |
| 960 | yuv2rgb48_2_c_template(SwsContext *c, const int32_t *buf[2], |
| 961 | const int32_t *ubuf[2], const int32_t *vbuf[2], |
| 962 | const int32_t *abuf[2], uint16_t *dest, int dstW, |
| 963 | int yalpha, int uvalpha, int y, |
| 964 | enum AVPixelFormat target, int hasAlpha) |
| 965 | { |
| 966 | const int32_t *buf0 = buf[0], *buf1 = buf[1], |
| 967 | *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| 968 | *vbuf0 = vbuf[0], *vbuf1 = vbuf[1]; |
| 969 | int yalpha1 = 4096 - yalpha; |
| 970 | int uvalpha1 = 4096 - uvalpha; |
| 971 | int i; |
| 972 | |
| 973 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 974 | int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 14; |
| 975 | int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 14; |
| 976 | int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha + (-128 << 23)) >> 14; |
| 977 | int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha + (-128 << 23)) >> 14; |
| 978 | int R, G, B; |
| 979 | |
| 980 | Y1 -= c->yuv2rgb_y_offset; |
| 981 | Y2 -= c->yuv2rgb_y_offset; |
| 982 | Y1 *= c->yuv2rgb_y_coeff; |
| 983 | Y2 *= c->yuv2rgb_y_coeff; |
| 984 | Y1 += 1 << 13; |
| 985 | Y2 += 1 << 13; |
| 986 | |
| 987 | R = V * c->yuv2rgb_v2r_coeff; |
| 988 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 989 | B = U * c->yuv2rgb_u2b_coeff; |
| 990 | |
| 991 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 992 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 993 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 994 | output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 995 | output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
| 996 | output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 997 | dest += 6; |
| 998 | } |
| 999 | } |
| 1000 | |
| 1001 | static av_always_inline void |
| 1002 | yuv2rgb48_1_c_template(SwsContext *c, const int32_t *buf0, |
| 1003 | const int32_t *ubuf[2], const int32_t *vbuf[2], |
| 1004 | const int32_t *abuf0, uint16_t *dest, int dstW, |
| 1005 | int uvalpha, int y, enum AVPixelFormat target, int hasAlpha) |
| 1006 | { |
| 1007 | const int32_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; |
| 1008 | int i; |
| 1009 | |
| 1010 | if (uvalpha < 2048) { |
| 1011 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 1012 | int Y1 = (buf0[i * 2] ) >> 2; |
| 1013 | int Y2 = (buf0[i * 2 + 1]) >> 2; |
| 1014 | int U = (ubuf0[i] + (-128 << 11)) >> 2; |
| 1015 | int V = (vbuf0[i] + (-128 << 11)) >> 2; |
| 1016 | int R, G, B; |
| 1017 | |
| 1018 | Y1 -= c->yuv2rgb_y_offset; |
| 1019 | Y2 -= c->yuv2rgb_y_offset; |
| 1020 | Y1 *= c->yuv2rgb_y_coeff; |
| 1021 | Y2 *= c->yuv2rgb_y_coeff; |
| 1022 | Y1 += 1 << 13; |
| 1023 | Y2 += 1 << 13; |
| 1024 | |
| 1025 | R = V * c->yuv2rgb_v2r_coeff; |
| 1026 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 1027 | B = U * c->yuv2rgb_u2b_coeff; |
| 1028 | |
| 1029 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 1030 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 1031 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 1032 | output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 1033 | output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
| 1034 | output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 1035 | dest += 6; |
| 1036 | } |
| 1037 | } else { |
| 1038 | const int32_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; |
| 1039 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 1040 | int Y1 = (buf0[i * 2] ) >> 2; |
| 1041 | int Y2 = (buf0[i * 2 + 1]) >> 2; |
| 1042 | int U = (ubuf0[i] + ubuf1[i] + (-128 << 12)) >> 3; |
| 1043 | int V = (vbuf0[i] + vbuf1[i] + (-128 << 12)) >> 3; |
| 1044 | int R, G, B; |
| 1045 | |
| 1046 | Y1 -= c->yuv2rgb_y_offset; |
| 1047 | Y2 -= c->yuv2rgb_y_offset; |
| 1048 | Y1 *= c->yuv2rgb_y_coeff; |
| 1049 | Y2 *= c->yuv2rgb_y_coeff; |
| 1050 | Y1 += 1 << 13; |
| 1051 | Y2 += 1 << 13; |
| 1052 | |
| 1053 | R = V * c->yuv2rgb_v2r_coeff; |
| 1054 | G = V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 1055 | B = U * c->yuv2rgb_u2b_coeff; |
| 1056 | |
| 1057 | output_pixel(&dest[0], av_clip_uintp2(R_B + Y1, 30) >> 14); |
| 1058 | output_pixel(&dest[1], av_clip_uintp2( G + Y1, 30) >> 14); |
| 1059 | output_pixel(&dest[2], av_clip_uintp2(B_R + Y1, 30) >> 14); |
| 1060 | output_pixel(&dest[3], av_clip_uintp2(R_B + Y2, 30) >> 14); |
| 1061 | output_pixel(&dest[4], av_clip_uintp2( G + Y2, 30) >> 14); |
| 1062 | output_pixel(&dest[5], av_clip_uintp2(B_R + Y2, 30) >> 14); |
| 1063 | dest += 6; |
| 1064 | } |
| 1065 | } |
| 1066 | } |
| 1067 | |
| 1068 | #undef output_pixel |
| 1069 | #undef r_b |
| 1070 | #undef b_r |
| 1071 | |
| 1072 | #define YUV2PACKED16WRAPPER(name, base, ext, fmt, hasAlpha) \ |
| 1073 | static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ |
| 1074 | const int16_t **_lumSrc, int lumFilterSize, \ |
| 1075 | const int16_t *chrFilter, const int16_t **_chrUSrc, \ |
| 1076 | const int16_t **_chrVSrc, int chrFilterSize, \ |
| 1077 | const int16_t **_alpSrc, uint8_t *_dest, int dstW, \ |
| 1078 | int y) \ |
| 1079 | { \ |
| 1080 | const int32_t **lumSrc = (const int32_t **) _lumSrc, \ |
| 1081 | **chrUSrc = (const int32_t **) _chrUSrc, \ |
| 1082 | **chrVSrc = (const int32_t **) _chrVSrc, \ |
| 1083 | **alpSrc = (const int32_t **) _alpSrc; \ |
| 1084 | uint16_t *dest = (uint16_t *) _dest; \ |
| 1085 | name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ |
| 1086 | chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
| 1087 | alpSrc, dest, dstW, y, fmt, hasAlpha); \ |
| 1088 | } \ |
| 1089 | \ |
| 1090 | static void name ## ext ## _2_c(SwsContext *c, const int16_t *_buf[2], \ |
| 1091 | const int16_t *_ubuf[2], const int16_t *_vbuf[2], \ |
| 1092 | const int16_t *_abuf[2], uint8_t *_dest, int dstW, \ |
| 1093 | int yalpha, int uvalpha, int y) \ |
| 1094 | { \ |
| 1095 | const int32_t **buf = (const int32_t **) _buf, \ |
| 1096 | **ubuf = (const int32_t **) _ubuf, \ |
| 1097 | **vbuf = (const int32_t **) _vbuf, \ |
| 1098 | **abuf = (const int32_t **) _abuf; \ |
| 1099 | uint16_t *dest = (uint16_t *) _dest; \ |
| 1100 | name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ |
| 1101 | dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \ |
| 1102 | } \ |
| 1103 | \ |
| 1104 | static void name ## ext ## _1_c(SwsContext *c, const int16_t *_buf0, \ |
| 1105 | const int16_t *_ubuf[2], const int16_t *_vbuf[2], \ |
| 1106 | const int16_t *_abuf0, uint8_t *_dest, int dstW, \ |
| 1107 | int uvalpha, int y) \ |
| 1108 | { \ |
| 1109 | const int32_t *buf0 = (const int32_t *) _buf0, \ |
| 1110 | **ubuf = (const int32_t **) _ubuf, \ |
| 1111 | **vbuf = (const int32_t **) _vbuf, \ |
| 1112 | *abuf0 = (const int32_t *) _abuf0; \ |
| 1113 | uint16_t *dest = (uint16_t *) _dest; \ |
| 1114 | name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \ |
| 1115 | dstW, uvalpha, y, fmt, hasAlpha); \ |
| 1116 | } |
| 1117 | |
| 1118 | YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48be, AV_PIX_FMT_RGB48BE, 0) |
| 1119 | YUV2PACKED16WRAPPER(yuv2, rgb48, rgb48le, AV_PIX_FMT_RGB48LE, 0) |
| 1120 | YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48be, AV_PIX_FMT_BGR48BE, 0) |
| 1121 | YUV2PACKED16WRAPPER(yuv2, rgb48, bgr48le, AV_PIX_FMT_BGR48LE, 0) |
| 1122 | YUV2PACKED16WRAPPER(yuv2, rgba64, rgba64be, AV_PIX_FMT_RGBA64BE, 1) |
| 1123 | YUV2PACKED16WRAPPER(yuv2, rgba64, rgba64le, AV_PIX_FMT_RGBA64LE, 1) |
| 1124 | YUV2PACKED16WRAPPER(yuv2, rgba64, rgbx64be, AV_PIX_FMT_RGBA64BE, 0) |
| 1125 | YUV2PACKED16WRAPPER(yuv2, rgba64, rgbx64le, AV_PIX_FMT_RGBA64LE, 0) |
| 1126 | YUV2PACKED16WRAPPER(yuv2, rgba64, bgra64be, AV_PIX_FMT_BGRA64BE, 1) |
| 1127 | YUV2PACKED16WRAPPER(yuv2, rgba64, bgra64le, AV_PIX_FMT_BGRA64LE, 1) |
| 1128 | YUV2PACKED16WRAPPER(yuv2, rgba64, bgrx64be, AV_PIX_FMT_BGRA64BE, 0) |
| 1129 | YUV2PACKED16WRAPPER(yuv2, rgba64, bgrx64le, AV_PIX_FMT_BGRA64LE, 0) |
| 1130 | |
| 1131 | /* |
| 1132 | * Write out 2 RGB pixels in the target pixel format. This function takes a |
| 1133 | * R/G/B LUT as generated by ff_yuv2rgb_c_init_tables(), which takes care of |
| 1134 | * things like endianness conversion and shifting. The caller takes care of |
| 1135 | * setting the correct offset in these tables from the chroma (U/V) values. |
| 1136 | * This function then uses the luminance (Y1/Y2) values to write out the |
| 1137 | * correct RGB values into the destination buffer. |
| 1138 | */ |
| 1139 | static av_always_inline void |
| 1140 | yuv2rgb_write(uint8_t *_dest, int i, int Y1, int Y2, |
| 1141 | unsigned A1, unsigned A2, |
| 1142 | const void *_r, const void *_g, const void *_b, int y, |
| 1143 | enum AVPixelFormat target, int hasAlpha) |
| 1144 | { |
| 1145 | if (target == AV_PIX_FMT_ARGB || target == AV_PIX_FMT_RGBA || |
| 1146 | target == AV_PIX_FMT_ABGR || target == AV_PIX_FMT_BGRA) { |
| 1147 | uint32_t *dest = (uint32_t *) _dest; |
| 1148 | const uint32_t *r = (const uint32_t *) _r; |
| 1149 | const uint32_t *g = (const uint32_t *) _g; |
| 1150 | const uint32_t *b = (const uint32_t *) _b; |
| 1151 | |
| 1152 | #if CONFIG_SMALL |
| 1153 | int sh = hasAlpha ? ((target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24) : 0; |
| 1154 | |
| 1155 | dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (hasAlpha ? A1 << sh : 0); |
| 1156 | dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (hasAlpha ? A2 << sh : 0); |
| 1157 | #else |
| 1158 | if (hasAlpha) { |
| 1159 | int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24; |
| 1160 | |
| 1161 | av_assert2((((r[Y1] + g[Y1] + b[Y1]) >> sh) & 0xFF) == 0); |
| 1162 | dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1] + (A1 << sh); |
| 1163 | dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2] + (A2 << sh); |
| 1164 | } else { |
| 1165 | #if defined(ASSERT_LEVEL) && ASSERT_LEVEL > 1 |
| 1166 | int sh = (target == AV_PIX_FMT_RGB32_1 || target == AV_PIX_FMT_BGR32_1) ? 0 : 24; |
| 1167 | |
| 1168 | av_assert2((((r[Y1] + g[Y1] + b[Y1]) >> sh) & 0xFF) == 0xFF); |
| 1169 | #endif |
| 1170 | dest[i * 2 + 0] = r[Y1] + g[Y1] + b[Y1]; |
| 1171 | dest[i * 2 + 1] = r[Y2] + g[Y2] + b[Y2]; |
| 1172 | } |
| 1173 | #endif |
| 1174 | } else if (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) { |
| 1175 | uint8_t *dest = (uint8_t *) _dest; |
| 1176 | const uint8_t *r = (const uint8_t *) _r; |
| 1177 | const uint8_t *g = (const uint8_t *) _g; |
| 1178 | const uint8_t *b = (const uint8_t *) _b; |
| 1179 | |
| 1180 | #define r_b ((target == AV_PIX_FMT_RGB24) ? r : b) |
| 1181 | #define b_r ((target == AV_PIX_FMT_RGB24) ? b : r) |
| 1182 | |
| 1183 | dest[i * 6 + 0] = r_b[Y1]; |
| 1184 | dest[i * 6 + 1] = g[Y1]; |
| 1185 | dest[i * 6 + 2] = b_r[Y1]; |
| 1186 | dest[i * 6 + 3] = r_b[Y2]; |
| 1187 | dest[i * 6 + 4] = g[Y2]; |
| 1188 | dest[i * 6 + 5] = b_r[Y2]; |
| 1189 | #undef r_b |
| 1190 | #undef b_r |
| 1191 | } else if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565 || |
| 1192 | target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555 || |
| 1193 | target == AV_PIX_FMT_RGB444 || target == AV_PIX_FMT_BGR444) { |
| 1194 | uint16_t *dest = (uint16_t *) _dest; |
| 1195 | const uint16_t *r = (const uint16_t *) _r; |
| 1196 | const uint16_t *g = (const uint16_t *) _g; |
| 1197 | const uint16_t *b = (const uint16_t *) _b; |
| 1198 | int dr1, dg1, db1, dr2, dg2, db2; |
| 1199 | |
| 1200 | if (target == AV_PIX_FMT_RGB565 || target == AV_PIX_FMT_BGR565) { |
| 1201 | dr1 = ff_dither_2x2_8[ y & 1 ][0]; |
| 1202 | dg1 = ff_dither_2x2_4[ y & 1 ][0]; |
| 1203 | db1 = ff_dither_2x2_8[(y & 1) ^ 1][0]; |
| 1204 | dr2 = ff_dither_2x2_8[ y & 1 ][1]; |
| 1205 | dg2 = ff_dither_2x2_4[ y & 1 ][1]; |
| 1206 | db2 = ff_dither_2x2_8[(y & 1) ^ 1][1]; |
| 1207 | } else if (target == AV_PIX_FMT_RGB555 || target == AV_PIX_FMT_BGR555) { |
| 1208 | dr1 = ff_dither_2x2_8[ y & 1 ][0]; |
| 1209 | dg1 = ff_dither_2x2_8[ y & 1 ][1]; |
| 1210 | db1 = ff_dither_2x2_8[(y & 1) ^ 1][0]; |
| 1211 | dr2 = ff_dither_2x2_8[ y & 1 ][1]; |
| 1212 | dg2 = ff_dither_2x2_8[ y & 1 ][0]; |
| 1213 | db2 = ff_dither_2x2_8[(y & 1) ^ 1][1]; |
| 1214 | } else { |
| 1215 | dr1 = ff_dither_4x4_16[ y & 3 ][0]; |
| 1216 | dg1 = ff_dither_4x4_16[ y & 3 ][1]; |
| 1217 | db1 = ff_dither_4x4_16[(y & 3) ^ 3][0]; |
| 1218 | dr2 = ff_dither_4x4_16[ y & 3 ][1]; |
| 1219 | dg2 = ff_dither_4x4_16[ y & 3 ][0]; |
| 1220 | db2 = ff_dither_4x4_16[(y & 3) ^ 3][1]; |
| 1221 | } |
| 1222 | |
| 1223 | dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1]; |
| 1224 | dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]; |
| 1225 | } else /* 8/4-bit */ { |
| 1226 | uint8_t *dest = (uint8_t *) _dest; |
| 1227 | const uint8_t *r = (const uint8_t *) _r; |
| 1228 | const uint8_t *g = (const uint8_t *) _g; |
| 1229 | const uint8_t *b = (const uint8_t *) _b; |
| 1230 | int dr1, dg1, db1, dr2, dg2, db2; |
| 1231 | |
| 1232 | if (target == AV_PIX_FMT_RGB8 || target == AV_PIX_FMT_BGR8) { |
| 1233 | const uint8_t * const d64 = ff_dither_8x8_73[y & 7]; |
| 1234 | const uint8_t * const d32 = ff_dither_8x8_32[y & 7]; |
| 1235 | dr1 = dg1 = d32[(i * 2 + 0) & 7]; |
| 1236 | db1 = d64[(i * 2 + 0) & 7]; |
| 1237 | dr2 = dg2 = d32[(i * 2 + 1) & 7]; |
| 1238 | db2 = d64[(i * 2 + 1) & 7]; |
| 1239 | } else { |
| 1240 | const uint8_t * const d64 = ff_dither_8x8_73 [y & 7]; |
| 1241 | const uint8_t * const d128 = ff_dither_8x8_220[y & 7]; |
| 1242 | dr1 = db1 = d128[(i * 2 + 0) & 7]; |
| 1243 | dg1 = d64[(i * 2 + 0) & 7]; |
| 1244 | dr2 = db2 = d128[(i * 2 + 1) & 7]; |
| 1245 | dg2 = d64[(i * 2 + 1) & 7]; |
| 1246 | } |
| 1247 | |
| 1248 | if (target == AV_PIX_FMT_RGB4 || target == AV_PIX_FMT_BGR4) { |
| 1249 | dest[i] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1] + |
| 1250 | ((r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]) << 4); |
| 1251 | } else { |
| 1252 | dest[i * 2 + 0] = r[Y1 + dr1] + g[Y1 + dg1] + b[Y1 + db1]; |
| 1253 | dest[i * 2 + 1] = r[Y2 + dr2] + g[Y2 + dg2] + b[Y2 + db2]; |
| 1254 | } |
| 1255 | } |
| 1256 | } |
| 1257 | |
| 1258 | static av_always_inline void |
| 1259 | yuv2rgb_X_c_template(SwsContext *c, const int16_t *lumFilter, |
| 1260 | const int16_t **lumSrc, int lumFilterSize, |
| 1261 | const int16_t *chrFilter, const int16_t **chrUSrc, |
| 1262 | const int16_t **chrVSrc, int chrFilterSize, |
| 1263 | const int16_t **alpSrc, uint8_t *dest, int dstW, |
| 1264 | int y, enum AVPixelFormat target, int hasAlpha) |
| 1265 | { |
| 1266 | int i; |
| 1267 | |
| 1268 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 1269 | int j, A1, A2; |
| 1270 | int Y1 = 1 << 18; |
| 1271 | int Y2 = 1 << 18; |
| 1272 | int U = 1 << 18; |
| 1273 | int V = 1 << 18; |
| 1274 | const void *r, *g, *b; |
| 1275 | |
| 1276 | for (j = 0; j < lumFilterSize; j++) { |
| 1277 | Y1 += lumSrc[j][i * 2] * lumFilter[j]; |
| 1278 | Y2 += lumSrc[j][i * 2 + 1] * lumFilter[j]; |
| 1279 | } |
| 1280 | for (j = 0; j < chrFilterSize; j++) { |
| 1281 | U += chrUSrc[j][i] * chrFilter[j]; |
| 1282 | V += chrVSrc[j][i] * chrFilter[j]; |
| 1283 | } |
| 1284 | Y1 >>= 19; |
| 1285 | Y2 >>= 19; |
| 1286 | U >>= 19; |
| 1287 | V >>= 19; |
| 1288 | if (hasAlpha) { |
| 1289 | A1 = 1 << 18; |
| 1290 | A2 = 1 << 18; |
| 1291 | for (j = 0; j < lumFilterSize; j++) { |
| 1292 | A1 += alpSrc[j][i * 2 ] * lumFilter[j]; |
| 1293 | A2 += alpSrc[j][i * 2 + 1] * lumFilter[j]; |
| 1294 | } |
| 1295 | A1 >>= 19; |
| 1296 | A2 >>= 19; |
| 1297 | if ((A1 | A2) & 0x100) { |
| 1298 | A1 = av_clip_uint8(A1); |
| 1299 | A2 = av_clip_uint8(A2); |
| 1300 | } |
| 1301 | } |
| 1302 | |
| 1303 | r = c->table_rV[V + YUVRGB_TABLE_HEADROOM]; |
| 1304 | g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]); |
| 1305 | b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| 1306 | |
| 1307 | yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
| 1308 | r, g, b, y, target, hasAlpha); |
| 1309 | } |
| 1310 | } |
| 1311 | |
| 1312 | static av_always_inline void |
| 1313 | yuv2rgb_2_c_template(SwsContext *c, const int16_t *buf[2], |
| 1314 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 1315 | const int16_t *abuf[2], uint8_t *dest, int dstW, |
| 1316 | int yalpha, int uvalpha, int y, |
| 1317 | enum AVPixelFormat target, int hasAlpha) |
| 1318 | { |
| 1319 | const int16_t *buf0 = buf[0], *buf1 = buf[1], |
| 1320 | *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| 1321 | *vbuf0 = vbuf[0], *vbuf1 = vbuf[1], |
| 1322 | *abuf0 = hasAlpha ? abuf[0] : NULL, |
| 1323 | *abuf1 = hasAlpha ? abuf[1] : NULL; |
| 1324 | int yalpha1 = 4096 - yalpha; |
| 1325 | int uvalpha1 = 4096 - uvalpha; |
| 1326 | int i; |
| 1327 | |
| 1328 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 1329 | int Y1 = (buf0[i * 2] * yalpha1 + buf1[i * 2] * yalpha) >> 19; |
| 1330 | int Y2 = (buf0[i * 2 + 1] * yalpha1 + buf1[i * 2 + 1] * yalpha) >> 19; |
| 1331 | int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha) >> 19; |
| 1332 | int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha) >> 19; |
| 1333 | int A1, A2; |
| 1334 | const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM], |
| 1335 | *g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]), |
| 1336 | *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| 1337 | |
| 1338 | if (hasAlpha) { |
| 1339 | A1 = (abuf0[i * 2 ] * yalpha1 + abuf1[i * 2 ] * yalpha) >> 19; |
| 1340 | A2 = (abuf0[i * 2 + 1] * yalpha1 + abuf1[i * 2 + 1] * yalpha) >> 19; |
| 1341 | A1 = av_clip_uint8(A1); |
| 1342 | A2 = av_clip_uint8(A2); |
| 1343 | } |
| 1344 | |
| 1345 | yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
| 1346 | r, g, b, y, target, hasAlpha); |
| 1347 | } |
| 1348 | } |
| 1349 | |
| 1350 | static av_always_inline void |
| 1351 | yuv2rgb_1_c_template(SwsContext *c, const int16_t *buf0, |
| 1352 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 1353 | const int16_t *abuf0, uint8_t *dest, int dstW, |
| 1354 | int uvalpha, int y, enum AVPixelFormat target, |
| 1355 | int hasAlpha) |
| 1356 | { |
| 1357 | const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; |
| 1358 | int i; |
| 1359 | |
| 1360 | if (uvalpha < 2048) { |
| 1361 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 1362 | int Y1 = (buf0[i * 2 ] + 64) >> 7; |
| 1363 | int Y2 = (buf0[i * 2 + 1] + 64) >> 7; |
| 1364 | int U = (ubuf0[i] + 64) >> 7; |
| 1365 | int V = (vbuf0[i] + 64) >> 7; |
| 1366 | int A1, A2; |
| 1367 | const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM], |
| 1368 | *g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]), |
| 1369 | *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| 1370 | |
| 1371 | if (hasAlpha) { |
| 1372 | A1 = abuf0[i * 2 ] * 255 + 16384 >> 15; |
| 1373 | A2 = abuf0[i * 2 + 1] * 255 + 16384 >> 15; |
| 1374 | A1 = av_clip_uint8(A1); |
| 1375 | A2 = av_clip_uint8(A2); |
| 1376 | } |
| 1377 | |
| 1378 | yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
| 1379 | r, g, b, y, target, hasAlpha); |
| 1380 | } |
| 1381 | } else { |
| 1382 | const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; |
| 1383 | for (i = 0; i < ((dstW + 1) >> 1); i++) { |
| 1384 | int Y1 = (buf0[i * 2 ] + 64) >> 7; |
| 1385 | int Y2 = (buf0[i * 2 + 1] + 64) >> 7; |
| 1386 | int U = (ubuf0[i] + ubuf1[i] + 128) >> 8; |
| 1387 | int V = (vbuf0[i] + vbuf1[i] + 128) >> 8; |
| 1388 | int A1, A2; |
| 1389 | const void *r = c->table_rV[V + YUVRGB_TABLE_HEADROOM], |
| 1390 | *g = (c->table_gU[U + YUVRGB_TABLE_HEADROOM] + c->table_gV[V + YUVRGB_TABLE_HEADROOM]), |
| 1391 | *b = c->table_bU[U + YUVRGB_TABLE_HEADROOM]; |
| 1392 | |
| 1393 | if (hasAlpha) { |
| 1394 | A1 = (abuf0[i * 2 ] + 64) >> 7; |
| 1395 | A2 = (abuf0[i * 2 + 1] + 64) >> 7; |
| 1396 | A1 = av_clip_uint8(A1); |
| 1397 | A2 = av_clip_uint8(A2); |
| 1398 | } |
| 1399 | |
| 1400 | yuv2rgb_write(dest, i, Y1, Y2, hasAlpha ? A1 : 0, hasAlpha ? A2 : 0, |
| 1401 | r, g, b, y, target, hasAlpha); |
| 1402 | } |
| 1403 | } |
| 1404 | } |
| 1405 | |
| 1406 | #define YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \ |
| 1407 | static void name ## ext ## _X_c(SwsContext *c, const int16_t *lumFilter, \ |
| 1408 | const int16_t **lumSrc, int lumFilterSize, \ |
| 1409 | const int16_t *chrFilter, const int16_t **chrUSrc, \ |
| 1410 | const int16_t **chrVSrc, int chrFilterSize, \ |
| 1411 | const int16_t **alpSrc, uint8_t *dest, int dstW, \ |
| 1412 | int y) \ |
| 1413 | { \ |
| 1414 | name ## base ## _X_c_template(c, lumFilter, lumSrc, lumFilterSize, \ |
| 1415 | chrFilter, chrUSrc, chrVSrc, chrFilterSize, \ |
| 1416 | alpSrc, dest, dstW, y, fmt, hasAlpha); \ |
| 1417 | } |
| 1418 | |
| 1419 | #define YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \ |
| 1420 | YUV2RGBWRAPPERX(name, base, ext, fmt, hasAlpha) \ |
| 1421 | static void name ## ext ## _2_c(SwsContext *c, const int16_t *buf[2], \ |
| 1422 | const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
| 1423 | const int16_t *abuf[2], uint8_t *dest, int dstW, \ |
| 1424 | int yalpha, int uvalpha, int y) \ |
| 1425 | { \ |
| 1426 | name ## base ## _2_c_template(c, buf, ubuf, vbuf, abuf, \ |
| 1427 | dest, dstW, yalpha, uvalpha, y, fmt, hasAlpha); \ |
| 1428 | } |
| 1429 | |
| 1430 | #define YUV2RGBWRAPPER(name, base, ext, fmt, hasAlpha) \ |
| 1431 | YUV2RGBWRAPPERX2(name, base, ext, fmt, hasAlpha) \ |
| 1432 | static void name ## ext ## _1_c(SwsContext *c, const int16_t *buf0, \ |
| 1433 | const int16_t *ubuf[2], const int16_t *vbuf[2], \ |
| 1434 | const int16_t *abuf0, uint8_t *dest, int dstW, \ |
| 1435 | int uvalpha, int y) \ |
| 1436 | { \ |
| 1437 | name ## base ## _1_c_template(c, buf0, ubuf, vbuf, abuf0, dest, \ |
| 1438 | dstW, uvalpha, y, fmt, hasAlpha); \ |
| 1439 | } |
| 1440 | |
| 1441 | #if CONFIG_SMALL |
| 1442 | YUV2RGBWRAPPER(yuv2rgb,, 32_1, AV_PIX_FMT_RGB32_1, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| 1443 | YUV2RGBWRAPPER(yuv2rgb,, 32, AV_PIX_FMT_RGB32, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| 1444 | #else |
| 1445 | #if CONFIG_SWSCALE_ALPHA |
| 1446 | YUV2RGBWRAPPER(yuv2rgb,, a32_1, AV_PIX_FMT_RGB32_1, 1) |
| 1447 | YUV2RGBWRAPPER(yuv2rgb,, a32, AV_PIX_FMT_RGB32, 1) |
| 1448 | #endif |
| 1449 | YUV2RGBWRAPPER(yuv2rgb,, x32_1, AV_PIX_FMT_RGB32_1, 0) |
| 1450 | YUV2RGBWRAPPER(yuv2rgb,, x32, AV_PIX_FMT_RGB32, 0) |
| 1451 | #endif |
| 1452 | YUV2RGBWRAPPER(yuv2, rgb, rgb24, AV_PIX_FMT_RGB24, 0) |
| 1453 | YUV2RGBWRAPPER(yuv2, rgb, bgr24, AV_PIX_FMT_BGR24, 0) |
| 1454 | YUV2RGBWRAPPER(yuv2rgb,, 16, AV_PIX_FMT_RGB565, 0) |
| 1455 | YUV2RGBWRAPPER(yuv2rgb,, 15, AV_PIX_FMT_RGB555, 0) |
| 1456 | YUV2RGBWRAPPER(yuv2rgb,, 12, AV_PIX_FMT_RGB444, 0) |
| 1457 | YUV2RGBWRAPPER(yuv2rgb,, 8, AV_PIX_FMT_RGB8, 0) |
| 1458 | YUV2RGBWRAPPER(yuv2rgb,, 4, AV_PIX_FMT_RGB4, 0) |
| 1459 | YUV2RGBWRAPPER(yuv2rgb,, 4b, AV_PIX_FMT_RGB4_BYTE, 0) |
| 1460 | |
| 1461 | static av_always_inline void yuv2rgb_write_full(SwsContext *c, |
| 1462 | uint8_t *dest, int i, int Y, int A, int U, int V, |
| 1463 | int y, enum AVPixelFormat target, int hasAlpha, int err[4]) |
| 1464 | { |
| 1465 | int R, G, B; |
| 1466 | int isrgb8 = target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8; |
| 1467 | |
| 1468 | Y -= c->yuv2rgb_y_offset; |
| 1469 | Y *= c->yuv2rgb_y_coeff; |
| 1470 | Y += 1 << 21; |
| 1471 | R = Y + V*c->yuv2rgb_v2r_coeff; |
| 1472 | G = Y + V*c->yuv2rgb_v2g_coeff + U*c->yuv2rgb_u2g_coeff; |
| 1473 | B = Y + U*c->yuv2rgb_u2b_coeff; |
| 1474 | if ((R | G | B) & 0xC0000000) { |
| 1475 | R = av_clip_uintp2(R, 30); |
| 1476 | G = av_clip_uintp2(G, 30); |
| 1477 | B = av_clip_uintp2(B, 30); |
| 1478 | } |
| 1479 | |
| 1480 | switch(target) { |
| 1481 | case AV_PIX_FMT_ARGB: |
| 1482 | dest[0] = hasAlpha ? A : 255; |
| 1483 | dest[1] = R >> 22; |
| 1484 | dest[2] = G >> 22; |
| 1485 | dest[3] = B >> 22; |
| 1486 | break; |
| 1487 | case AV_PIX_FMT_RGB24: |
| 1488 | dest[0] = R >> 22; |
| 1489 | dest[1] = G >> 22; |
| 1490 | dest[2] = B >> 22; |
| 1491 | break; |
| 1492 | case AV_PIX_FMT_RGBA: |
| 1493 | dest[0] = R >> 22; |
| 1494 | dest[1] = G >> 22; |
| 1495 | dest[2] = B >> 22; |
| 1496 | dest[3] = hasAlpha ? A : 255; |
| 1497 | break; |
| 1498 | case AV_PIX_FMT_ABGR: |
| 1499 | dest[0] = hasAlpha ? A : 255; |
| 1500 | dest[1] = B >> 22; |
| 1501 | dest[2] = G >> 22; |
| 1502 | dest[3] = R >> 22; |
| 1503 | break; |
| 1504 | case AV_PIX_FMT_BGR24: |
| 1505 | dest[0] = B >> 22; |
| 1506 | dest[1] = G >> 22; |
| 1507 | dest[2] = R >> 22; |
| 1508 | break; |
| 1509 | case AV_PIX_FMT_BGRA: |
| 1510 | dest[0] = B >> 22; |
| 1511 | dest[1] = G >> 22; |
| 1512 | dest[2] = R >> 22; |
| 1513 | dest[3] = hasAlpha ? A : 255; |
| 1514 | break; |
| 1515 | case AV_PIX_FMT_BGR4_BYTE: |
| 1516 | case AV_PIX_FMT_RGB4_BYTE: |
| 1517 | case AV_PIX_FMT_BGR8: |
| 1518 | case AV_PIX_FMT_RGB8: |
| 1519 | { |
| 1520 | int r,g,b; |
| 1521 | |
| 1522 | switch (c->dither) { |
| 1523 | default: |
| 1524 | case SWS_DITHER_AUTO: |
| 1525 | case SWS_DITHER_ED: |
| 1526 | R >>= 22; |
| 1527 | G >>= 22; |
| 1528 | B >>= 22; |
| 1529 | R += (7*err[0] + 1*c->dither_error[0][i] + 5*c->dither_error[0][i+1] + 3*c->dither_error[0][i+2])>>4; |
| 1530 | G += (7*err[1] + 1*c->dither_error[1][i] + 5*c->dither_error[1][i+1] + 3*c->dither_error[1][i+2])>>4; |
| 1531 | B += (7*err[2] + 1*c->dither_error[2][i] + 5*c->dither_error[2][i+1] + 3*c->dither_error[2][i+2])>>4; |
| 1532 | c->dither_error[0][i] = err[0]; |
| 1533 | c->dither_error[1][i] = err[1]; |
| 1534 | c->dither_error[2][i] = err[2]; |
| 1535 | r = R >> (isrgb8 ? 5 : 7); |
| 1536 | g = G >> (isrgb8 ? 5 : 6); |
| 1537 | b = B >> (isrgb8 ? 6 : 7); |
| 1538 | r = av_clip(r, 0, isrgb8 ? 7 : 1); |
| 1539 | g = av_clip(g, 0, isrgb8 ? 7 : 3); |
| 1540 | b = av_clip(b, 0, isrgb8 ? 3 : 1); |
| 1541 | err[0] = R - r*(isrgb8 ? 36 : 255); |
| 1542 | err[1] = G - g*(isrgb8 ? 36 : 85); |
| 1543 | err[2] = B - b*(isrgb8 ? 85 : 255); |
| 1544 | break; |
| 1545 | case SWS_DITHER_A_DITHER: |
| 1546 | if (isrgb8) { |
| 1547 | /* see http://pippin.gimp.org/a_dither/ for details/origin */ |
| 1548 | #define A_DITHER(u,v) (((((u)+((v)*236))*119)&0xff)) |
| 1549 | r = (((R >> 19) + A_DITHER(i,y) -96)>>8); |
| 1550 | g = (((G >> 19) + A_DITHER(i + 17,y) - 96)>>8); |
| 1551 | b = (((B >> 20) + A_DITHER(i + 17*2,y) -96)>>8); |
| 1552 | r = av_clip(r, 0, 7); |
| 1553 | g = av_clip(g, 0, 7); |
| 1554 | b = av_clip(b, 0, 3); |
| 1555 | } else { |
| 1556 | r = (((R >> 21) + A_DITHER(i,y)-256)>>8); |
| 1557 | g = (((G >> 19) + A_DITHER(i + 17,y)-256)>>8); |
| 1558 | b = (((B >> 21) + A_DITHER(i + 17*2,y)-256)>>8); |
| 1559 | r = av_clip(r, 0, 1); |
| 1560 | g = av_clip(g, 0, 3); |
| 1561 | b = av_clip(b, 0, 1); |
| 1562 | } |
| 1563 | break; |
| 1564 | case SWS_DITHER_X_DITHER: |
| 1565 | if (isrgb8) { |
| 1566 | /* see http://pippin.gimp.org/a_dither/ for details/origin */ |
| 1567 | #define X_DITHER(u,v) (((((u)^((v)*237))*181)&0x1ff)/2) |
| 1568 | r = (((R >> 19) + X_DITHER(i,y) - 96)>>8); |
| 1569 | g = (((G >> 19) + X_DITHER(i + 17,y) - 96)>>8); |
| 1570 | b = (((B >> 20) + X_DITHER(i + 17*2,y) - 96)>>8); |
| 1571 | r = av_clip(r, 0, 7); |
| 1572 | g = av_clip(g, 0, 7); |
| 1573 | b = av_clip(b, 0, 3); |
| 1574 | } else { |
| 1575 | r = (((R >> 21) + X_DITHER(i,y)-256)>>8); |
| 1576 | g = (((G >> 19) + X_DITHER(i + 17,y)-256)>>8); |
| 1577 | b = (((B >> 21) + X_DITHER(i + 17*2,y)-256)>>8); |
| 1578 | r = av_clip(r, 0, 1); |
| 1579 | g = av_clip(g, 0, 3); |
| 1580 | b = av_clip(b, 0, 1); |
| 1581 | } |
| 1582 | |
| 1583 | break; |
| 1584 | } |
| 1585 | |
| 1586 | if(target == AV_PIX_FMT_BGR4_BYTE) { |
| 1587 | dest[0] = r + 2*g + 8*b; |
| 1588 | } else if(target == AV_PIX_FMT_RGB4_BYTE) { |
| 1589 | dest[0] = b + 2*g + 8*r; |
| 1590 | } else if(target == AV_PIX_FMT_BGR8) { |
| 1591 | dest[0] = r + 8*g + 64*b; |
| 1592 | } else if(target == AV_PIX_FMT_RGB8) { |
| 1593 | dest[0] = b + 4*g + 32*r; |
| 1594 | } else |
| 1595 | av_assert2(0); |
| 1596 | break;} |
| 1597 | } |
| 1598 | } |
| 1599 | |
| 1600 | static av_always_inline void |
| 1601 | yuv2rgb_full_X_c_template(SwsContext *c, const int16_t *lumFilter, |
| 1602 | const int16_t **lumSrc, int lumFilterSize, |
| 1603 | const int16_t *chrFilter, const int16_t **chrUSrc, |
| 1604 | const int16_t **chrVSrc, int chrFilterSize, |
| 1605 | const int16_t **alpSrc, uint8_t *dest, |
| 1606 | int dstW, int y, enum AVPixelFormat target, int hasAlpha) |
| 1607 | { |
| 1608 | int i; |
| 1609 | int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4; |
| 1610 | int err[4] = {0}; |
| 1611 | int A = 0; //init to silence warning |
| 1612 | |
| 1613 | if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE |
| 1614 | || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8) |
| 1615 | step = 1; |
| 1616 | |
| 1617 | for (i = 0; i < dstW; i++) { |
| 1618 | int j; |
| 1619 | int Y = 1<<9; |
| 1620 | int U = (1<<9)-(128 << 19); |
| 1621 | int V = (1<<9)-(128 << 19); |
| 1622 | |
| 1623 | for (j = 0; j < lumFilterSize; j++) { |
| 1624 | Y += lumSrc[j][i] * lumFilter[j]; |
| 1625 | } |
| 1626 | for (j = 0; j < chrFilterSize; j++) { |
| 1627 | U += chrUSrc[j][i] * chrFilter[j]; |
| 1628 | V += chrVSrc[j][i] * chrFilter[j]; |
| 1629 | } |
| 1630 | Y >>= 10; |
| 1631 | U >>= 10; |
| 1632 | V >>= 10; |
| 1633 | if (hasAlpha) { |
| 1634 | A = 1 << 18; |
| 1635 | for (j = 0; j < lumFilterSize; j++) { |
| 1636 | A += alpSrc[j][i] * lumFilter[j]; |
| 1637 | } |
| 1638 | A >>= 19; |
| 1639 | if (A & 0x100) |
| 1640 | A = av_clip_uint8(A); |
| 1641 | } |
| 1642 | yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err); |
| 1643 | dest += step; |
| 1644 | } |
| 1645 | c->dither_error[0][i] = err[0]; |
| 1646 | c->dither_error[1][i] = err[1]; |
| 1647 | c->dither_error[2][i] = err[2]; |
| 1648 | } |
| 1649 | |
| 1650 | static av_always_inline void |
| 1651 | yuv2rgb_full_2_c_template(SwsContext *c, const int16_t *buf[2], |
| 1652 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 1653 | const int16_t *abuf[2], uint8_t *dest, int dstW, |
| 1654 | int yalpha, int uvalpha, int y, |
| 1655 | enum AVPixelFormat target, int hasAlpha) |
| 1656 | { |
| 1657 | const int16_t *buf0 = buf[0], *buf1 = buf[1], |
| 1658 | *ubuf0 = ubuf[0], *ubuf1 = ubuf[1], |
| 1659 | *vbuf0 = vbuf[0], *vbuf1 = vbuf[1], |
| 1660 | *abuf0 = hasAlpha ? abuf[0] : NULL, |
| 1661 | *abuf1 = hasAlpha ? abuf[1] : NULL; |
| 1662 | int yalpha1 = 4096 - yalpha; |
| 1663 | int uvalpha1 = 4096 - uvalpha; |
| 1664 | int i; |
| 1665 | int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4; |
| 1666 | int err[4] = {0}; |
| 1667 | int A = 0; // init to silcene warning |
| 1668 | |
| 1669 | if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE |
| 1670 | || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8) |
| 1671 | step = 1; |
| 1672 | |
| 1673 | for (i = 0; i < dstW; i++) { |
| 1674 | int Y = ( buf0[i] * yalpha1 + buf1[i] * yalpha ) >> 10; //FIXME rounding |
| 1675 | int U = (ubuf0[i] * uvalpha1 + ubuf1[i] * uvalpha-(128 << 19)) >> 10; |
| 1676 | int V = (vbuf0[i] * uvalpha1 + vbuf1[i] * uvalpha-(128 << 19)) >> 10; |
| 1677 | |
| 1678 | if (hasAlpha) { |
| 1679 | A = (abuf0[i] * yalpha1 + abuf1[i] * yalpha + (1<<18)) >> 19; |
| 1680 | if (A & 0x100) |
| 1681 | A = av_clip_uint8(A); |
| 1682 | } |
| 1683 | |
| 1684 | yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err); |
| 1685 | dest += step; |
| 1686 | } |
| 1687 | c->dither_error[0][i] = err[0]; |
| 1688 | c->dither_error[1][i] = err[1]; |
| 1689 | c->dither_error[2][i] = err[2]; |
| 1690 | } |
| 1691 | |
| 1692 | static av_always_inline void |
| 1693 | yuv2rgb_full_1_c_template(SwsContext *c, const int16_t *buf0, |
| 1694 | const int16_t *ubuf[2], const int16_t *vbuf[2], |
| 1695 | const int16_t *abuf0, uint8_t *dest, int dstW, |
| 1696 | int uvalpha, int y, enum AVPixelFormat target, |
| 1697 | int hasAlpha) |
| 1698 | { |
| 1699 | const int16_t *ubuf0 = ubuf[0], *vbuf0 = vbuf[0]; |
| 1700 | int i; |
| 1701 | int step = (target == AV_PIX_FMT_RGB24 || target == AV_PIX_FMT_BGR24) ? 3 : 4; |
| 1702 | int err[4] = {0}; |
| 1703 | |
| 1704 | if( target == AV_PIX_FMT_BGR4_BYTE || target == AV_PIX_FMT_RGB4_BYTE |
| 1705 | || target == AV_PIX_FMT_BGR8 || target == AV_PIX_FMT_RGB8) |
| 1706 | step = 1; |
| 1707 | |
| 1708 | if (uvalpha < 2048) { |
| 1709 | int A = 0; //init to silence warning |
| 1710 | for (i = 0; i < dstW; i++) { |
| 1711 | int Y = buf0[i] << 2; |
| 1712 | int U = (ubuf0[i] - (128<<7)) << 2; |
| 1713 | int V = (vbuf0[i] - (128<<7)) << 2; |
| 1714 | |
| 1715 | if (hasAlpha) { |
| 1716 | A = (abuf0[i] + 64) >> 7; |
| 1717 | if (A & 0x100) |
| 1718 | A = av_clip_uint8(A); |
| 1719 | } |
| 1720 | |
| 1721 | yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err); |
| 1722 | dest += step; |
| 1723 | } |
| 1724 | } else { |
| 1725 | const int16_t *ubuf1 = ubuf[1], *vbuf1 = vbuf[1]; |
| 1726 | int A = 0; //init to silence warning |
| 1727 | for (i = 0; i < dstW; i++) { |
| 1728 | int Y = buf0[i] << 2; |
| 1729 | int U = (ubuf0[i] + ubuf1[i] - (128<<8)) << 1; |
| 1730 | int V = (vbuf0[i] + vbuf1[i] - (128<<8)) << 1; |
| 1731 | |
| 1732 | if (hasAlpha) { |
| 1733 | A = (abuf0[i] + 64) >> 7; |
| 1734 | if (A & 0x100) |
| 1735 | A = av_clip_uint8(A); |
| 1736 | } |
| 1737 | |
| 1738 | yuv2rgb_write_full(c, dest, i, Y, A, U, V, y, target, hasAlpha, err); |
| 1739 | dest += step; |
| 1740 | } |
| 1741 | } |
| 1742 | |
| 1743 | c->dither_error[0][i] = err[0]; |
| 1744 | c->dither_error[1][i] = err[1]; |
| 1745 | c->dither_error[2][i] = err[2]; |
| 1746 | } |
| 1747 | |
| 1748 | #if CONFIG_SMALL |
| 1749 | YUV2RGBWRAPPER(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| 1750 | YUV2RGBWRAPPER(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| 1751 | YUV2RGBWRAPPER(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| 1752 | YUV2RGBWRAPPER(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, CONFIG_SWSCALE_ALPHA && c->alpPixBuf) |
| 1753 | #else |
| 1754 | #if CONFIG_SWSCALE_ALPHA |
| 1755 | YUV2RGBWRAPPER(yuv2, rgb_full, bgra32_full, AV_PIX_FMT_BGRA, 1) |
| 1756 | YUV2RGBWRAPPER(yuv2, rgb_full, abgr32_full, AV_PIX_FMT_ABGR, 1) |
| 1757 | YUV2RGBWRAPPER(yuv2, rgb_full, rgba32_full, AV_PIX_FMT_RGBA, 1) |
| 1758 | YUV2RGBWRAPPER(yuv2, rgb_full, argb32_full, AV_PIX_FMT_ARGB, 1) |
| 1759 | #endif |
| 1760 | YUV2RGBWRAPPER(yuv2, rgb_full, bgrx32_full, AV_PIX_FMT_BGRA, 0) |
| 1761 | YUV2RGBWRAPPER(yuv2, rgb_full, xbgr32_full, AV_PIX_FMT_ABGR, 0) |
| 1762 | YUV2RGBWRAPPER(yuv2, rgb_full, rgbx32_full, AV_PIX_FMT_RGBA, 0) |
| 1763 | YUV2RGBWRAPPER(yuv2, rgb_full, xrgb32_full, AV_PIX_FMT_ARGB, 0) |
| 1764 | #endif |
| 1765 | YUV2RGBWRAPPER(yuv2, rgb_full, bgr24_full, AV_PIX_FMT_BGR24, 0) |
| 1766 | YUV2RGBWRAPPER(yuv2, rgb_full, rgb24_full, AV_PIX_FMT_RGB24, 0) |
| 1767 | |
| 1768 | YUV2RGBWRAPPER(yuv2, rgb_full, bgr4_byte_full, AV_PIX_FMT_BGR4_BYTE, 0) |
| 1769 | YUV2RGBWRAPPER(yuv2, rgb_full, rgb4_byte_full, AV_PIX_FMT_RGB4_BYTE, 0) |
| 1770 | YUV2RGBWRAPPER(yuv2, rgb_full, bgr8_full, AV_PIX_FMT_BGR8, 0) |
| 1771 | YUV2RGBWRAPPER(yuv2, rgb_full, rgb8_full, AV_PIX_FMT_RGB8, 0) |
| 1772 | |
| 1773 | static void |
| 1774 | yuv2gbrp_full_X_c(SwsContext *c, const int16_t *lumFilter, |
| 1775 | const int16_t **lumSrc, int lumFilterSize, |
| 1776 | const int16_t *chrFilter, const int16_t **chrUSrc, |
| 1777 | const int16_t **chrVSrc, int chrFilterSize, |
| 1778 | const int16_t **alpSrc, uint8_t **dest, |
| 1779 | int dstW, int y) |
| 1780 | { |
| 1781 | const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(c->dstFormat); |
| 1782 | int i; |
| 1783 | int hasAlpha = (desc->flags & AV_PIX_FMT_FLAG_ALPHA) && alpSrc; |
| 1784 | uint16_t **dest16 = (uint16_t**)dest; |
| 1785 | int SH = 22 + 7 - desc->comp[0].depth_minus1; |
| 1786 | int A = 0; // init to silence warning |
| 1787 | |
| 1788 | for (i = 0; i < dstW; i++) { |
| 1789 | int j; |
| 1790 | int Y = 1 << 9; |
| 1791 | int U = (1 << 9) - (128 << 19); |
| 1792 | int V = (1 << 9) - (128 << 19); |
| 1793 | int R, G, B; |
| 1794 | |
| 1795 | for (j = 0; j < lumFilterSize; j++) |
| 1796 | Y += lumSrc[j][i] * lumFilter[j]; |
| 1797 | |
| 1798 | for (j = 0; j < chrFilterSize; j++) { |
| 1799 | U += chrUSrc[j][i] * chrFilter[j]; |
| 1800 | V += chrVSrc[j][i] * chrFilter[j]; |
| 1801 | } |
| 1802 | |
| 1803 | Y >>= 10; |
| 1804 | U >>= 10; |
| 1805 | V >>= 10; |
| 1806 | |
| 1807 | if (hasAlpha) { |
| 1808 | A = 1 << 18; |
| 1809 | |
| 1810 | for (j = 0; j < lumFilterSize; j++) |
| 1811 | A += alpSrc[j][i] * lumFilter[j]; |
| 1812 | |
| 1813 | A >>= 19; |
| 1814 | |
| 1815 | if (A & 0x100) |
| 1816 | A = av_clip_uint8(A); |
| 1817 | } |
| 1818 | |
| 1819 | Y -= c->yuv2rgb_y_offset; |
| 1820 | Y *= c->yuv2rgb_y_coeff; |
| 1821 | Y += 1 << 21; |
| 1822 | R = Y + V * c->yuv2rgb_v2r_coeff; |
| 1823 | G = Y + V * c->yuv2rgb_v2g_coeff + U * c->yuv2rgb_u2g_coeff; |
| 1824 | B = Y + U * c->yuv2rgb_u2b_coeff; |
| 1825 | |
| 1826 | if ((R | G | B) & 0xC0000000) { |
| 1827 | R = av_clip_uintp2(R, 30); |
| 1828 | G = av_clip_uintp2(G, 30); |
| 1829 | B = av_clip_uintp2(B, 30); |
| 1830 | } |
| 1831 | |
| 1832 | if (SH != 22) { |
| 1833 | dest16[0][i] = G >> SH; |
| 1834 | dest16[1][i] = B >> SH; |
| 1835 | dest16[2][i] = R >> SH; |
| 1836 | if (hasAlpha) |
| 1837 | dest16[3][i] = A; |
| 1838 | } else { |
| 1839 | dest[0][i] = G >> 22; |
| 1840 | dest[1][i] = B >> 22; |
| 1841 | dest[2][i] = R >> 22; |
| 1842 | if (hasAlpha) |
| 1843 | dest[3][i] = A; |
| 1844 | } |
| 1845 | } |
| 1846 | if (SH != 22 && (!isBE(c->dstFormat)) != (!HAVE_BIGENDIAN)) { |
| 1847 | for (i = 0; i < dstW; i++) { |
| 1848 | dest16[0][i] = av_bswap16(dest16[0][i]); |
| 1849 | dest16[1][i] = av_bswap16(dest16[1][i]); |
| 1850 | dest16[2][i] = av_bswap16(dest16[2][i]); |
| 1851 | if (hasAlpha) |
| 1852 | dest16[3][i] = av_bswap16(dest16[3][i]); |
| 1853 | } |
| 1854 | } |
| 1855 | } |
| 1856 | |
| 1857 | av_cold void ff_sws_init_output_funcs(SwsContext *c, |
| 1858 | yuv2planar1_fn *yuv2plane1, |
| 1859 | yuv2planarX_fn *yuv2planeX, |
| 1860 | yuv2interleavedX_fn *yuv2nv12cX, |
| 1861 | yuv2packed1_fn *yuv2packed1, |
| 1862 | yuv2packed2_fn *yuv2packed2, |
| 1863 | yuv2packedX_fn *yuv2packedX, |
| 1864 | yuv2anyX_fn *yuv2anyX) |
| 1865 | { |
| 1866 | enum AVPixelFormat dstFormat = c->dstFormat; |
| 1867 | const AVPixFmtDescriptor *desc = av_pix_fmt_desc_get(dstFormat); |
| 1868 | |
| 1869 | if (is16BPS(dstFormat)) { |
| 1870 | *yuv2planeX = isBE(dstFormat) ? yuv2planeX_16BE_c : yuv2planeX_16LE_c; |
| 1871 | *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_16BE_c : yuv2plane1_16LE_c; |
| 1872 | } else if (is9_OR_10BPS(dstFormat)) { |
| 1873 | if (desc->comp[0].depth_minus1 == 8) { |
| 1874 | *yuv2planeX = isBE(dstFormat) ? yuv2planeX_9BE_c : yuv2planeX_9LE_c; |
| 1875 | *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_9BE_c : yuv2plane1_9LE_c; |
| 1876 | } else if (desc->comp[0].depth_minus1 == 9) { |
| 1877 | *yuv2planeX = isBE(dstFormat) ? yuv2planeX_10BE_c : yuv2planeX_10LE_c; |
| 1878 | *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_10BE_c : yuv2plane1_10LE_c; |
| 1879 | } else if (desc->comp[0].depth_minus1 == 11) { |
| 1880 | *yuv2planeX = isBE(dstFormat) ? yuv2planeX_12BE_c : yuv2planeX_12LE_c; |
| 1881 | *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_12BE_c : yuv2plane1_12LE_c; |
| 1882 | } else if (desc->comp[0].depth_minus1 == 13) { |
| 1883 | *yuv2planeX = isBE(dstFormat) ? yuv2planeX_14BE_c : yuv2planeX_14LE_c; |
| 1884 | *yuv2plane1 = isBE(dstFormat) ? yuv2plane1_14BE_c : yuv2plane1_14LE_c; |
| 1885 | } else |
| 1886 | av_assert0(0); |
| 1887 | } else { |
| 1888 | *yuv2plane1 = yuv2plane1_8_c; |
| 1889 | *yuv2planeX = yuv2planeX_8_c; |
| 1890 | if (dstFormat == AV_PIX_FMT_NV12 || dstFormat == AV_PIX_FMT_NV21) |
| 1891 | *yuv2nv12cX = yuv2nv12cX_c; |
| 1892 | } |
| 1893 | |
| 1894 | if(c->flags & SWS_FULL_CHR_H_INT) { |
| 1895 | switch (dstFormat) { |
| 1896 | case AV_PIX_FMT_RGBA: |
| 1897 | #if CONFIG_SMALL |
| 1898 | *yuv2packedX = yuv2rgba32_full_X_c; |
| 1899 | *yuv2packed2 = yuv2rgba32_full_2_c; |
| 1900 | *yuv2packed1 = yuv2rgba32_full_1_c; |
| 1901 | #else |
| 1902 | #if CONFIG_SWSCALE_ALPHA |
| 1903 | if (c->alpPixBuf) { |
| 1904 | *yuv2packedX = yuv2rgba32_full_X_c; |
| 1905 | *yuv2packed2 = yuv2rgba32_full_2_c; |
| 1906 | *yuv2packed1 = yuv2rgba32_full_1_c; |
| 1907 | } else |
| 1908 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 1909 | { |
| 1910 | *yuv2packedX = yuv2rgbx32_full_X_c; |
| 1911 | *yuv2packed2 = yuv2rgbx32_full_2_c; |
| 1912 | *yuv2packed1 = yuv2rgbx32_full_1_c; |
| 1913 | } |
| 1914 | #endif /* !CONFIG_SMALL */ |
| 1915 | break; |
| 1916 | case AV_PIX_FMT_ARGB: |
| 1917 | #if CONFIG_SMALL |
| 1918 | *yuv2packedX = yuv2argb32_full_X_c; |
| 1919 | *yuv2packed2 = yuv2argb32_full_2_c; |
| 1920 | *yuv2packed1 = yuv2argb32_full_1_c; |
| 1921 | #else |
| 1922 | #if CONFIG_SWSCALE_ALPHA |
| 1923 | if (c->alpPixBuf) { |
| 1924 | *yuv2packedX = yuv2argb32_full_X_c; |
| 1925 | *yuv2packed2 = yuv2argb32_full_2_c; |
| 1926 | *yuv2packed1 = yuv2argb32_full_1_c; |
| 1927 | } else |
| 1928 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 1929 | { |
| 1930 | *yuv2packedX = yuv2xrgb32_full_X_c; |
| 1931 | *yuv2packed2 = yuv2xrgb32_full_2_c; |
| 1932 | *yuv2packed1 = yuv2xrgb32_full_1_c; |
| 1933 | } |
| 1934 | #endif /* !CONFIG_SMALL */ |
| 1935 | break; |
| 1936 | case AV_PIX_FMT_BGRA: |
| 1937 | #if CONFIG_SMALL |
| 1938 | *yuv2packedX = yuv2bgra32_full_X_c; |
| 1939 | *yuv2packed2 = yuv2bgra32_full_2_c; |
| 1940 | *yuv2packed1 = yuv2bgra32_full_1_c; |
| 1941 | #else |
| 1942 | #if CONFIG_SWSCALE_ALPHA |
| 1943 | if (c->alpPixBuf) { |
| 1944 | *yuv2packedX = yuv2bgra32_full_X_c; |
| 1945 | *yuv2packed2 = yuv2bgra32_full_2_c; |
| 1946 | *yuv2packed1 = yuv2bgra32_full_1_c; |
| 1947 | } else |
| 1948 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 1949 | { |
| 1950 | *yuv2packedX = yuv2bgrx32_full_X_c; |
| 1951 | *yuv2packed2 = yuv2bgrx32_full_2_c; |
| 1952 | *yuv2packed1 = yuv2bgrx32_full_1_c; |
| 1953 | } |
| 1954 | #endif /* !CONFIG_SMALL */ |
| 1955 | break; |
| 1956 | case AV_PIX_FMT_ABGR: |
| 1957 | #if CONFIG_SMALL |
| 1958 | *yuv2packedX = yuv2abgr32_full_X_c; |
| 1959 | *yuv2packed2 = yuv2abgr32_full_2_c; |
| 1960 | *yuv2packed1 = yuv2abgr32_full_1_c; |
| 1961 | #else |
| 1962 | #if CONFIG_SWSCALE_ALPHA |
| 1963 | if (c->alpPixBuf) { |
| 1964 | *yuv2packedX = yuv2abgr32_full_X_c; |
| 1965 | *yuv2packed2 = yuv2abgr32_full_2_c; |
| 1966 | *yuv2packed1 = yuv2abgr32_full_1_c; |
| 1967 | } else |
| 1968 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 1969 | { |
| 1970 | *yuv2packedX = yuv2xbgr32_full_X_c; |
| 1971 | *yuv2packed2 = yuv2xbgr32_full_2_c; |
| 1972 | *yuv2packed1 = yuv2xbgr32_full_1_c; |
| 1973 | } |
| 1974 | #endif /* !CONFIG_SMALL */ |
| 1975 | break; |
| 1976 | case AV_PIX_FMT_RGB24: |
| 1977 | *yuv2packedX = yuv2rgb24_full_X_c; |
| 1978 | *yuv2packed2 = yuv2rgb24_full_2_c; |
| 1979 | *yuv2packed1 = yuv2rgb24_full_1_c; |
| 1980 | break; |
| 1981 | case AV_PIX_FMT_BGR24: |
| 1982 | *yuv2packedX = yuv2bgr24_full_X_c; |
| 1983 | *yuv2packed2 = yuv2bgr24_full_2_c; |
| 1984 | *yuv2packed1 = yuv2bgr24_full_1_c; |
| 1985 | break; |
| 1986 | case AV_PIX_FMT_BGR4_BYTE: |
| 1987 | *yuv2packedX = yuv2bgr4_byte_full_X_c; |
| 1988 | *yuv2packed2 = yuv2bgr4_byte_full_2_c; |
| 1989 | *yuv2packed1 = yuv2bgr4_byte_full_1_c; |
| 1990 | break; |
| 1991 | case AV_PIX_FMT_RGB4_BYTE: |
| 1992 | *yuv2packedX = yuv2rgb4_byte_full_X_c; |
| 1993 | *yuv2packed2 = yuv2rgb4_byte_full_2_c; |
| 1994 | *yuv2packed1 = yuv2rgb4_byte_full_1_c; |
| 1995 | break; |
| 1996 | case AV_PIX_FMT_BGR8: |
| 1997 | *yuv2packedX = yuv2bgr8_full_X_c; |
| 1998 | *yuv2packed2 = yuv2bgr8_full_2_c; |
| 1999 | *yuv2packed1 = yuv2bgr8_full_1_c; |
| 2000 | break; |
| 2001 | case AV_PIX_FMT_RGB8: |
| 2002 | *yuv2packedX = yuv2rgb8_full_X_c; |
| 2003 | *yuv2packed2 = yuv2rgb8_full_2_c; |
| 2004 | *yuv2packed1 = yuv2rgb8_full_1_c; |
| 2005 | break; |
| 2006 | case AV_PIX_FMT_GBRP: |
| 2007 | case AV_PIX_FMT_GBRP9BE: |
| 2008 | case AV_PIX_FMT_GBRP9LE: |
| 2009 | case AV_PIX_FMT_GBRP10BE: |
| 2010 | case AV_PIX_FMT_GBRP10LE: |
| 2011 | case AV_PIX_FMT_GBRP12BE: |
| 2012 | case AV_PIX_FMT_GBRP12LE: |
| 2013 | case AV_PIX_FMT_GBRP14BE: |
| 2014 | case AV_PIX_FMT_GBRP14LE: |
| 2015 | case AV_PIX_FMT_GBRP16BE: |
| 2016 | case AV_PIX_FMT_GBRP16LE: |
| 2017 | case AV_PIX_FMT_GBRAP: |
| 2018 | *yuv2anyX = yuv2gbrp_full_X_c; |
| 2019 | break; |
| 2020 | } |
| 2021 | if (!*yuv2packedX && !*yuv2anyX) |
| 2022 | goto YUV_PACKED; |
| 2023 | } else { |
| 2024 | YUV_PACKED: |
| 2025 | switch (dstFormat) { |
| 2026 | case AV_PIX_FMT_RGBA64LE: |
| 2027 | #if CONFIG_SWSCALE_ALPHA |
| 2028 | if (c->alpPixBuf) { |
| 2029 | *yuv2packed1 = yuv2rgba64le_1_c; |
| 2030 | *yuv2packed2 = yuv2rgba64le_2_c; |
| 2031 | *yuv2packedX = yuv2rgba64le_X_c; |
| 2032 | } else |
| 2033 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 2034 | { |
| 2035 | *yuv2packed1 = yuv2rgbx64le_1_c; |
| 2036 | *yuv2packed2 = yuv2rgbx64le_2_c; |
| 2037 | *yuv2packedX = yuv2rgbx64le_X_c; |
| 2038 | } |
| 2039 | break; |
| 2040 | case AV_PIX_FMT_RGBA64BE: |
| 2041 | #if CONFIG_SWSCALE_ALPHA |
| 2042 | if (c->alpPixBuf) { |
| 2043 | *yuv2packed1 = yuv2rgba64be_1_c; |
| 2044 | *yuv2packed2 = yuv2rgba64be_2_c; |
| 2045 | *yuv2packedX = yuv2rgba64be_X_c; |
| 2046 | } else |
| 2047 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 2048 | { |
| 2049 | *yuv2packed1 = yuv2rgbx64be_1_c; |
| 2050 | *yuv2packed2 = yuv2rgbx64be_2_c; |
| 2051 | *yuv2packedX = yuv2rgbx64be_X_c; |
| 2052 | } |
| 2053 | break; |
| 2054 | case AV_PIX_FMT_BGRA64LE: |
| 2055 | #if CONFIG_SWSCALE_ALPHA |
| 2056 | if (c->alpPixBuf) { |
| 2057 | *yuv2packed1 = yuv2bgra64le_1_c; |
| 2058 | *yuv2packed2 = yuv2bgra64le_2_c; |
| 2059 | *yuv2packedX = yuv2bgra64le_X_c; |
| 2060 | } else |
| 2061 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 2062 | { |
| 2063 | *yuv2packed1 = yuv2bgrx64le_1_c; |
| 2064 | *yuv2packed2 = yuv2bgrx64le_2_c; |
| 2065 | *yuv2packedX = yuv2bgrx64le_X_c; |
| 2066 | } |
| 2067 | break; |
| 2068 | case AV_PIX_FMT_BGRA64BE: |
| 2069 | #if CONFIG_SWSCALE_ALPHA |
| 2070 | if (c->alpPixBuf) { |
| 2071 | *yuv2packed1 = yuv2bgra64be_1_c; |
| 2072 | *yuv2packed2 = yuv2bgra64be_2_c; |
| 2073 | *yuv2packedX = yuv2bgra64be_X_c; |
| 2074 | } else |
| 2075 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 2076 | { |
| 2077 | *yuv2packed1 = yuv2bgrx64be_1_c; |
| 2078 | *yuv2packed2 = yuv2bgrx64be_2_c; |
| 2079 | *yuv2packedX = yuv2bgrx64be_X_c; |
| 2080 | } |
| 2081 | break; |
| 2082 | case AV_PIX_FMT_RGB48LE: |
| 2083 | *yuv2packed1 = yuv2rgb48le_1_c; |
| 2084 | *yuv2packed2 = yuv2rgb48le_2_c; |
| 2085 | *yuv2packedX = yuv2rgb48le_X_c; |
| 2086 | break; |
| 2087 | case AV_PIX_FMT_RGB48BE: |
| 2088 | *yuv2packed1 = yuv2rgb48be_1_c; |
| 2089 | *yuv2packed2 = yuv2rgb48be_2_c; |
| 2090 | *yuv2packedX = yuv2rgb48be_X_c; |
| 2091 | break; |
| 2092 | case AV_PIX_FMT_BGR48LE: |
| 2093 | *yuv2packed1 = yuv2bgr48le_1_c; |
| 2094 | *yuv2packed2 = yuv2bgr48le_2_c; |
| 2095 | *yuv2packedX = yuv2bgr48le_X_c; |
| 2096 | break; |
| 2097 | case AV_PIX_FMT_BGR48BE: |
| 2098 | *yuv2packed1 = yuv2bgr48be_1_c; |
| 2099 | *yuv2packed2 = yuv2bgr48be_2_c; |
| 2100 | *yuv2packedX = yuv2bgr48be_X_c; |
| 2101 | break; |
| 2102 | case AV_PIX_FMT_RGB32: |
| 2103 | case AV_PIX_FMT_BGR32: |
| 2104 | #if CONFIG_SMALL |
| 2105 | *yuv2packed1 = yuv2rgb32_1_c; |
| 2106 | *yuv2packed2 = yuv2rgb32_2_c; |
| 2107 | *yuv2packedX = yuv2rgb32_X_c; |
| 2108 | #else |
| 2109 | #if CONFIG_SWSCALE_ALPHA |
| 2110 | if (c->alpPixBuf) { |
| 2111 | *yuv2packed1 = yuv2rgba32_1_c; |
| 2112 | *yuv2packed2 = yuv2rgba32_2_c; |
| 2113 | *yuv2packedX = yuv2rgba32_X_c; |
| 2114 | } else |
| 2115 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 2116 | { |
| 2117 | *yuv2packed1 = yuv2rgbx32_1_c; |
| 2118 | *yuv2packed2 = yuv2rgbx32_2_c; |
| 2119 | *yuv2packedX = yuv2rgbx32_X_c; |
| 2120 | } |
| 2121 | #endif /* !CONFIG_SMALL */ |
| 2122 | break; |
| 2123 | case AV_PIX_FMT_RGB32_1: |
| 2124 | case AV_PIX_FMT_BGR32_1: |
| 2125 | #if CONFIG_SMALL |
| 2126 | *yuv2packed1 = yuv2rgb32_1_1_c; |
| 2127 | *yuv2packed2 = yuv2rgb32_1_2_c; |
| 2128 | *yuv2packedX = yuv2rgb32_1_X_c; |
| 2129 | #else |
| 2130 | #if CONFIG_SWSCALE_ALPHA |
| 2131 | if (c->alpPixBuf) { |
| 2132 | *yuv2packed1 = yuv2rgba32_1_1_c; |
| 2133 | *yuv2packed2 = yuv2rgba32_1_2_c; |
| 2134 | *yuv2packedX = yuv2rgba32_1_X_c; |
| 2135 | } else |
| 2136 | #endif /* CONFIG_SWSCALE_ALPHA */ |
| 2137 | { |
| 2138 | *yuv2packed1 = yuv2rgbx32_1_1_c; |
| 2139 | *yuv2packed2 = yuv2rgbx32_1_2_c; |
| 2140 | *yuv2packedX = yuv2rgbx32_1_X_c; |
| 2141 | } |
| 2142 | #endif /* !CONFIG_SMALL */ |
| 2143 | break; |
| 2144 | case AV_PIX_FMT_RGB24: |
| 2145 | *yuv2packed1 = yuv2rgb24_1_c; |
| 2146 | *yuv2packed2 = yuv2rgb24_2_c; |
| 2147 | *yuv2packedX = yuv2rgb24_X_c; |
| 2148 | break; |
| 2149 | case AV_PIX_FMT_BGR24: |
| 2150 | *yuv2packed1 = yuv2bgr24_1_c; |
| 2151 | *yuv2packed2 = yuv2bgr24_2_c; |
| 2152 | *yuv2packedX = yuv2bgr24_X_c; |
| 2153 | break; |
| 2154 | case AV_PIX_FMT_RGB565LE: |
| 2155 | case AV_PIX_FMT_RGB565BE: |
| 2156 | case AV_PIX_FMT_BGR565LE: |
| 2157 | case AV_PIX_FMT_BGR565BE: |
| 2158 | *yuv2packed1 = yuv2rgb16_1_c; |
| 2159 | *yuv2packed2 = yuv2rgb16_2_c; |
| 2160 | *yuv2packedX = yuv2rgb16_X_c; |
| 2161 | break; |
| 2162 | case AV_PIX_FMT_RGB555LE: |
| 2163 | case AV_PIX_FMT_RGB555BE: |
| 2164 | case AV_PIX_FMT_BGR555LE: |
| 2165 | case AV_PIX_FMT_BGR555BE: |
| 2166 | *yuv2packed1 = yuv2rgb15_1_c; |
| 2167 | *yuv2packed2 = yuv2rgb15_2_c; |
| 2168 | *yuv2packedX = yuv2rgb15_X_c; |
| 2169 | break; |
| 2170 | case AV_PIX_FMT_RGB444LE: |
| 2171 | case AV_PIX_FMT_RGB444BE: |
| 2172 | case AV_PIX_FMT_BGR444LE: |
| 2173 | case AV_PIX_FMT_BGR444BE: |
| 2174 | *yuv2packed1 = yuv2rgb12_1_c; |
| 2175 | *yuv2packed2 = yuv2rgb12_2_c; |
| 2176 | *yuv2packedX = yuv2rgb12_X_c; |
| 2177 | break; |
| 2178 | case AV_PIX_FMT_RGB8: |
| 2179 | case AV_PIX_FMT_BGR8: |
| 2180 | *yuv2packed1 = yuv2rgb8_1_c; |
| 2181 | *yuv2packed2 = yuv2rgb8_2_c; |
| 2182 | *yuv2packedX = yuv2rgb8_X_c; |
| 2183 | break; |
| 2184 | case AV_PIX_FMT_RGB4: |
| 2185 | case AV_PIX_FMT_BGR4: |
| 2186 | *yuv2packed1 = yuv2rgb4_1_c; |
| 2187 | *yuv2packed2 = yuv2rgb4_2_c; |
| 2188 | *yuv2packedX = yuv2rgb4_X_c; |
| 2189 | break; |
| 2190 | case AV_PIX_FMT_RGB4_BYTE: |
| 2191 | case AV_PIX_FMT_BGR4_BYTE: |
| 2192 | *yuv2packed1 = yuv2rgb4b_1_c; |
| 2193 | *yuv2packed2 = yuv2rgb4b_2_c; |
| 2194 | *yuv2packedX = yuv2rgb4b_X_c; |
| 2195 | break; |
| 2196 | } |
| 2197 | } |
| 2198 | switch (dstFormat) { |
| 2199 | case AV_PIX_FMT_MONOWHITE: |
| 2200 | *yuv2packed1 = yuv2monowhite_1_c; |
| 2201 | *yuv2packed2 = yuv2monowhite_2_c; |
| 2202 | *yuv2packedX = yuv2monowhite_X_c; |
| 2203 | break; |
| 2204 | case AV_PIX_FMT_MONOBLACK: |
| 2205 | *yuv2packed1 = yuv2monoblack_1_c; |
| 2206 | *yuv2packed2 = yuv2monoblack_2_c; |
| 2207 | *yuv2packedX = yuv2monoblack_X_c; |
| 2208 | break; |
| 2209 | case AV_PIX_FMT_YUYV422: |
| 2210 | *yuv2packed1 = yuv2yuyv422_1_c; |
| 2211 | *yuv2packed2 = yuv2yuyv422_2_c; |
| 2212 | *yuv2packedX = yuv2yuyv422_X_c; |
| 2213 | break; |
| 2214 | case AV_PIX_FMT_YVYU422: |
| 2215 | *yuv2packed1 = yuv2yvyu422_1_c; |
| 2216 | *yuv2packed2 = yuv2yvyu422_2_c; |
| 2217 | *yuv2packedX = yuv2yvyu422_X_c; |
| 2218 | break; |
| 2219 | case AV_PIX_FMT_UYVY422: |
| 2220 | *yuv2packed1 = yuv2uyvy422_1_c; |
| 2221 | *yuv2packed2 = yuv2uyvy422_2_c; |
| 2222 | *yuv2packedX = yuv2uyvy422_X_c; |
| 2223 | break; |
| 2224 | } |
| 2225 | } |