1/* 2 * Copyright 2012 The LibYuv Project Authors. All rights reserved. 3 * 4 * Use of this source code is governed by a BSD-style license 5 * that can be found in the LICENSE file in the root of the source 6 * tree. An additional intellectual property rights grant can be found 7 * in the file PATENTS. All contributing project authors may 8 * be found in the AUTHORS file in the root of the source tree. 9 */ 10 11#include "libyuv/convert_from_argb.h" 12 13#include "libyuv/basic_types.h" 14#include "libyuv/cpu_id.h" 15#include "libyuv/format_conversion.h" 16#include "libyuv/planar_functions.h" 17#include "libyuv/row.h" 18 19#ifdef __cplusplus 20namespace libyuv { 21extern "C" { 22#endif 23 24// ARGB little endian (bgra in memory) to I444 25LIBYUV_API 26int ARGBToI444(const uint8* src_argb, int src_stride_argb, 27 uint8* dst_y, int dst_stride_y, 28 uint8* dst_u, int dst_stride_u, 29 uint8* dst_v, int dst_stride_v, 30 int width, int height) { 31 int y; 32 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 33 ARGBToYRow_C; 34 void (*ARGBToUV444Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, 35 int pix) = ARGBToUV444Row_C; 36 if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { 37 return -1; 38 } 39 if (height < 0) { 40 height = -height; 41 src_argb = src_argb + (height - 1) * src_stride_argb; 42 src_stride_argb = -src_stride_argb; 43 } 44 // Coalesce rows. 45 if (src_stride_argb == width * 4 && 46 dst_stride_y == width && 47 dst_stride_u == width && 48 dst_stride_v == width) { 49 width *= height; 50 height = 1; 51 src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; 52 } 53#if defined(HAS_ARGBTOUV444ROW_SSSE3) 54 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 55 ARGBToUV444Row = ARGBToUV444Row_Any_SSSE3; 56 if (IS_ALIGNED(width, 16)) { 57 ARGBToUV444Row = ARGBToUV444Row_Unaligned_SSSE3; 58 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 59 ARGBToUV444Row = ARGBToUV444Row_SSSE3; 60 } 61 } 62 } 63#endif 64#if defined(HAS_ARGBTOYROW_SSSE3) 65 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 66 ARGBToYRow = ARGBToYRow_Any_SSSE3; 67 if (IS_ALIGNED(width, 16)) { 68 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 69 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) && 70 IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { 71 ARGBToYRow = ARGBToYRow_SSSE3; 72 } 73 } 74 } 75 76#elif defined(HAS_ARGBTOYROW_NEON) 77 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 78 ARGBToYRow = ARGBToYRow_Any_NEON; 79 ARGBToUV444Row = ARGBToUV444Row_Any_NEON; 80 if (IS_ALIGNED(width, 8)) { 81 ARGBToYRow = ARGBToYRow_NEON; 82 ARGBToUV444Row = ARGBToUV444Row_NEON; 83 } 84 } 85#endif 86 87 for (y = 0; y < height; ++y) { 88 ARGBToUV444Row(src_argb, dst_u, dst_v, width); 89 ARGBToYRow(src_argb, dst_y, width); 90 src_argb += src_stride_argb; 91 dst_y += dst_stride_y; 92 dst_u += dst_stride_u; 93 dst_v += dst_stride_v; 94 } 95 return 0; 96} 97 98// ARGB little endian (bgra in memory) to I422 99LIBYUV_API 100int ARGBToI422(const uint8* src_argb, int src_stride_argb, 101 uint8* dst_y, int dst_stride_y, 102 uint8* dst_u, int dst_stride_u, 103 uint8* dst_v, int dst_stride_v, 104 int width, int height) { 105 int y; 106 void (*ARGBToUV422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, 107 int pix) = ARGBToUV422Row_C; 108 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 109 ARGBToYRow_C; 110 if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { 111 return -1; 112 } 113 if (height < 0) { 114 height = -height; 115 src_argb = src_argb + (height - 1) * src_stride_argb; 116 src_stride_argb = -src_stride_argb; 117 } 118 // Coalesce rows. 119 if (src_stride_argb == width * 4 && 120 dst_stride_y == width && 121 dst_stride_u * 2 == width && 122 dst_stride_v * 2 == width) { 123 width *= height; 124 height = 1; 125 src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; 126 } 127#if defined(HAS_ARGBTOUV422ROW_SSSE3) 128 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 129 ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3; 130 if (IS_ALIGNED(width, 16)) { 131 ARGBToUV422Row = ARGBToUV422Row_Unaligned_SSSE3; 132 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 133 ARGBToUV422Row = ARGBToUV422Row_SSSE3; 134 } 135 } 136 } 137#endif 138 139#if defined(HAS_ARGBTOYROW_SSSE3) 140 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 141 ARGBToYRow = ARGBToYRow_Any_SSSE3; 142 if (IS_ALIGNED(width, 16)) { 143 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 144 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) && 145 IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { 146 ARGBToYRow = ARGBToYRow_SSSE3; 147 } 148 } 149 } 150#elif defined(HAS_ARGBTOYROW_NEON) 151 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 152 ARGBToYRow = ARGBToYRow_Any_NEON; 153 if (IS_ALIGNED(width, 8)) { 154 ARGBToYRow = ARGBToYRow_NEON; 155 } 156 if (width >= 16) { 157 ARGBToUV422Row = ARGBToUV422Row_Any_NEON; 158 if (IS_ALIGNED(width, 16)) { 159 ARGBToUV422Row = ARGBToUV422Row_NEON; 160 } 161 } 162 } 163#endif 164 165 for (y = 0; y < height; ++y) { 166 ARGBToUV422Row(src_argb, dst_u, dst_v, width); 167 ARGBToYRow(src_argb, dst_y, width); 168 src_argb += src_stride_argb; 169 dst_y += dst_stride_y; 170 dst_u += dst_stride_u; 171 dst_v += dst_stride_v; 172 } 173 return 0; 174} 175 176// ARGB little endian (bgra in memory) to I411 177LIBYUV_API 178int ARGBToI411(const uint8* src_argb, int src_stride_argb, 179 uint8* dst_y, int dst_stride_y, 180 uint8* dst_u, int dst_stride_u, 181 uint8* dst_v, int dst_stride_v, 182 int width, int height) { 183 int y; 184 void (*ARGBToUV411Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, 185 int pix) = ARGBToUV411Row_C; 186 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 187 ARGBToYRow_C; 188 if (!src_argb || !dst_y || !dst_u || !dst_v || width <= 0 || height == 0) { 189 return -1; 190 } 191 if (height < 0) { 192 height = -height; 193 src_argb = src_argb + (height - 1) * src_stride_argb; 194 src_stride_argb = -src_stride_argb; 195 } 196 // Coalesce rows. 197 if (src_stride_argb == width * 4 && 198 dst_stride_y == width && 199 dst_stride_u * 4 == width && 200 dst_stride_v * 4 == width) { 201 width *= height; 202 height = 1; 203 src_stride_argb = dst_stride_y = dst_stride_u = dst_stride_v = 0; 204 } 205#if defined(HAS_ARGBTOYROW_SSSE3) 206 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 207 ARGBToYRow = ARGBToYRow_Any_SSSE3; 208 if (IS_ALIGNED(width, 16)) { 209 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 210 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) && 211 IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { 212 ARGBToYRow = ARGBToYRow_SSSE3; 213 } 214 } 215 } 216#endif 217#if defined(HAS_ARGBTOYROW_AVX2) 218 if (TestCpuFlag(kCpuHasAVX2) && width >= 32) { 219 ARGBToYRow = ARGBToYRow_Any_AVX2; 220 if (IS_ALIGNED(width, 32)) { 221 ARGBToYRow = ARGBToYRow_AVX2; 222 } 223 } 224#endif 225#if defined(HAS_ARGBTOYROW_NEON) 226 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 227 ARGBToYRow = ARGBToYRow_Any_NEON; 228 if (IS_ALIGNED(width, 8)) { 229 ARGBToYRow = ARGBToYRow_NEON; 230 } 231 if (width >= 32) { 232 ARGBToUV411Row = ARGBToUV411Row_Any_NEON; 233 if (IS_ALIGNED(width, 32)) { 234 ARGBToUV411Row = ARGBToUV411Row_NEON; 235 } 236 } 237 } 238#endif 239 240 for (y = 0; y < height; ++y) { 241 ARGBToUV411Row(src_argb, dst_u, dst_v, width); 242 ARGBToYRow(src_argb, dst_y, width); 243 src_argb += src_stride_argb; 244 dst_y += dst_stride_y; 245 dst_u += dst_stride_u; 246 dst_v += dst_stride_v; 247 } 248 return 0; 249} 250 251LIBYUV_API 252int ARGBToNV12(const uint8* src_argb, int src_stride_argb, 253 uint8* dst_y, int dst_stride_y, 254 uint8* dst_uv, int dst_stride_uv, 255 int width, int height) { 256 int y; 257 int halfwidth = (width + 1) >> 1; 258 void (*ARGBToUVRow)(const uint8* src_argb0, int src_stride_argb, 259 uint8* dst_u, uint8* dst_v, int width) = ARGBToUVRow_C; 260 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 261 ARGBToYRow_C; 262 void (*MergeUVRow_)(const uint8* src_u, const uint8* src_v, uint8* dst_uv, 263 int width) = MergeUVRow_C; 264 // Allocate a rows of uv. 265 align_buffer_64(row_u, ((halfwidth + 15) & ~15) * 2); 266 uint8* row_v = row_u + ((halfwidth + 15) & ~15); 267 if (!src_argb || 268 !dst_y || !dst_uv || 269 width <= 0 || height == 0) { 270 return -1; 271 } 272 // Negative height means invert the image. 273 if (height < 0) { 274 height = -height; 275 src_argb = src_argb + (height - 1) * src_stride_argb; 276 src_stride_argb = -src_stride_argb; 277 } 278#if defined(HAS_ARGBTOYROW_SSSE3) && defined(HAS_ARGBTOUVROW_SSSE3) 279 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 280 ARGBToUVRow = ARGBToUVRow_Any_SSSE3; 281 ARGBToYRow = ARGBToYRow_Any_SSSE3; 282 if (IS_ALIGNED(width, 16)) { 283 ARGBToUVRow = ARGBToUVRow_Unaligned_SSSE3; 284 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 285 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 286 ARGBToUVRow = ARGBToUVRow_SSSE3; 287 if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { 288 ARGBToYRow = ARGBToYRow_SSSE3; 289 } 290 } 291 } 292 } 293#elif defined(HAS_ARGBTOYROW_NEON) 294 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 295 ARGBToYRow = ARGBToYRow_Any_NEON; 296 if (IS_ALIGNED(width, 8)) { 297 ARGBToYRow = ARGBToYRow_NEON; 298 } 299 if (width >= 16) { 300 ARGBToUVRow = ARGBToUVRow_Any_NEON; 301 if (IS_ALIGNED(width, 16)) { 302 ARGBToUVRow = ARGBToUVRow_NEON; 303 } 304 } 305 } 306#endif 307#if defined(HAS_MERGEUVROW_SSE2) 308 if (TestCpuFlag(kCpuHasSSE2) && halfwidth >= 16) { 309 MergeUVRow_ = MergeUVRow_Any_SSE2; 310 if (IS_ALIGNED(halfwidth, 16)) { 311 MergeUVRow_ = MergeUVRow_Unaligned_SSE2; 312 if (IS_ALIGNED(dst_uv, 16) && IS_ALIGNED(dst_stride_uv, 16)) { 313 MergeUVRow_ = MergeUVRow_SSE2; 314 } 315 } 316 } 317#endif 318#if defined(HAS_MERGEUVROW_AVX2) 319 if (TestCpuFlag(kCpuHasAVX2) && halfwidth >= 32) { 320 MergeUVRow_ = MergeUVRow_Any_AVX2; 321 if (IS_ALIGNED(halfwidth, 32)) { 322 MergeUVRow_ = MergeUVRow_AVX2; 323 } 324 } 325#endif 326#if defined(HAS_MERGEUVROW_NEON) 327 if (TestCpuFlag(kCpuHasNEON) && halfwidth >= 16) { 328 MergeUVRow_ = MergeUVRow_Any_NEON; 329 if (IS_ALIGNED(halfwidth, 16)) { 330 MergeUVRow_ = MergeUVRow_NEON; 331 } 332 } 333#endif 334 335 for (y = 0; y < height - 1; y += 2) { 336 ARGBToUVRow(src_argb, src_stride_argb, row_u, row_v, width); 337 MergeUVRow_(row_u, row_v, dst_uv, halfwidth); 338 ARGBToYRow(src_argb, dst_y, width); 339 ARGBToYRow(src_argb + src_stride_argb, dst_y + dst_stride_y, width); 340 src_argb += src_stride_argb * 2; 341 dst_y += dst_stride_y * 2; 342 dst_uv += dst_stride_uv; 343 } 344 if (height & 1) { 345 ARGBToUVRow(src_argb, 0, row_u, row_v, width); 346 MergeUVRow_(row_u, row_v, dst_uv, halfwidth); 347 ARGBToYRow(src_argb, dst_y, width); 348 } 349 free_aligned_buffer_64(row_u); 350 return 0; 351} 352 353// Same as NV12 but U and V swapped. 354LIBYUV_API 355int ARGBToNV21(const uint8* src_argb, int src_stride_argb, 356 uint8* dst_y, int dst_stride_y, 357 uint8* dst_uv, int dst_stride_uv, 358 int width, int height) { 359 int y; 360 int halfwidth = (width + 1) >> 1; 361 void (*ARGBToUVRow)(const uint8* src_argb0, int src_stride_argb, 362 uint8* dst_u, uint8* dst_v, int width) = ARGBToUVRow_C; 363 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 364 ARGBToYRow_C; 365 void (*MergeUVRow_)(const uint8* src_u, const uint8* src_v, uint8* dst_uv, 366 int width) = MergeUVRow_C; 367 // Allocate a rows of uv. 368 align_buffer_64(row_u, ((halfwidth + 15) & ~15) * 2); 369 uint8* row_v = row_u + ((halfwidth + 15) & ~15); 370 if (!src_argb || 371 !dst_y || !dst_uv || 372 width <= 0 || height == 0) { 373 return -1; 374 } 375 // Negative height means invert the image. 376 if (height < 0) { 377 height = -height; 378 src_argb = src_argb + (height - 1) * src_stride_argb; 379 src_stride_argb = -src_stride_argb; 380 } 381#if defined(HAS_ARGBTOYROW_SSSE3) && defined(HAS_ARGBTOUVROW_SSSE3) 382 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 383 ARGBToUVRow = ARGBToUVRow_Any_SSSE3; 384 ARGBToYRow = ARGBToYRow_Any_SSSE3; 385 if (IS_ALIGNED(width, 16)) { 386 ARGBToUVRow = ARGBToUVRow_Unaligned_SSSE3; 387 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 388 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 389 ARGBToUVRow = ARGBToUVRow_SSSE3; 390 if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { 391 ARGBToYRow = ARGBToYRow_SSSE3; 392 } 393 } 394 } 395 } 396#elif defined(HAS_ARGBTOYROW_NEON) 397 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 398 ARGBToYRow = ARGBToYRow_Any_NEON; 399 if (IS_ALIGNED(width, 8)) { 400 ARGBToYRow = ARGBToYRow_NEON; 401 } 402 if (width >= 16) { 403 ARGBToUVRow = ARGBToUVRow_Any_NEON; 404 if (IS_ALIGNED(width, 16)) { 405 ARGBToUVRow = ARGBToUVRow_NEON; 406 } 407 } 408 } 409#endif 410#if defined(HAS_MERGEUVROW_SSE2) 411 if (TestCpuFlag(kCpuHasSSE2) && halfwidth >= 16) { 412 MergeUVRow_ = MergeUVRow_Any_SSE2; 413 if (IS_ALIGNED(halfwidth, 16)) { 414 MergeUVRow_ = MergeUVRow_Unaligned_SSE2; 415 if (IS_ALIGNED(dst_uv, 16) && IS_ALIGNED(dst_stride_uv, 16)) { 416 MergeUVRow_ = MergeUVRow_SSE2; 417 } 418 } 419 } 420#endif 421#if defined(HAS_MERGEUVROW_AVX2) 422 if (TestCpuFlag(kCpuHasAVX2) && halfwidth >= 32) { 423 MergeUVRow_ = MergeUVRow_Any_AVX2; 424 if (IS_ALIGNED(halfwidth, 32)) { 425 MergeUVRow_ = MergeUVRow_AVX2; 426 } 427 } 428#endif 429#if defined(HAS_MERGEUVROW_NEON) 430 if (TestCpuFlag(kCpuHasNEON) && halfwidth >= 16) { 431 MergeUVRow_ = MergeUVRow_Any_NEON; 432 if (IS_ALIGNED(halfwidth, 16)) { 433 MergeUVRow_ = MergeUVRow_NEON; 434 } 435 } 436#endif 437 438 for (y = 0; y < height - 1; y += 2) { 439 ARGBToUVRow(src_argb, src_stride_argb, row_u, row_v, width); 440 MergeUVRow_(row_v, row_u, dst_uv, halfwidth); 441 ARGBToYRow(src_argb, dst_y, width); 442 ARGBToYRow(src_argb + src_stride_argb, dst_y + dst_stride_y, width); 443 src_argb += src_stride_argb * 2; 444 dst_y += dst_stride_y * 2; 445 dst_uv += dst_stride_uv; 446 } 447 if (height & 1) { 448 ARGBToUVRow(src_argb, 0, row_u, row_v, width); 449 MergeUVRow_(row_v, row_u, dst_uv, halfwidth); 450 ARGBToYRow(src_argb, dst_y, width); 451 } 452 free_aligned_buffer_64(row_u); 453 return 0; 454} 455 456// Convert ARGB to YUY2. 457LIBYUV_API 458int ARGBToYUY2(const uint8* src_argb, int src_stride_argb, 459 uint8* dst_yuy2, int dst_stride_yuy2, 460 int width, int height) { 461 int y; 462 void (*ARGBToUV422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, 463 int pix) = ARGBToUV422Row_C; 464 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 465 ARGBToYRow_C; 466 void (*I422ToYUY2Row)(const uint8* src_y, const uint8* src_u, 467 const uint8* src_v, uint8* dst_yuy2, int width) = I422ToYUY2Row_C; 468 469 if (!src_argb || !dst_yuy2 || 470 width <= 0 || height == 0) { 471 return -1; 472 } 473 // Negative height means invert the image. 474 if (height < 0) { 475 height = -height; 476 dst_yuy2 = dst_yuy2 + (height - 1) * dst_stride_yuy2; 477 dst_stride_yuy2 = -dst_stride_yuy2; 478 } 479 // Coalesce rows. 480 if (src_stride_argb == width * 4 && 481 dst_stride_yuy2 == width * 2) { 482 width *= height; 483 height = 1; 484 src_stride_argb = dst_stride_yuy2 = 0; 485 } 486#if defined(HAS_ARGBTOUV422ROW_SSSE3) 487 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 488 ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3; 489 if (IS_ALIGNED(width, 16)) { 490 ARGBToUV422Row = ARGBToUV422Row_Unaligned_SSSE3; 491 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 492 ARGBToUV422Row = ARGBToUV422Row_SSSE3; 493 } 494 } 495 } 496#endif 497#if defined(HAS_ARGBTOYROW_SSSE3) 498 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 499 ARGBToYRow = ARGBToYRow_Any_SSSE3; 500 if (IS_ALIGNED(width, 16)) { 501 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 502 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 503 ARGBToYRow = ARGBToYRow_SSSE3; 504 } 505 } 506 } 507#elif defined(HAS_ARGBTOYROW_NEON) 508 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 509 ARGBToYRow = ARGBToYRow_Any_NEON; 510 if (IS_ALIGNED(width, 8)) { 511 ARGBToYRow = ARGBToYRow_NEON; 512 } 513 if (width >= 16) { 514 ARGBToUV422Row = ARGBToUV422Row_Any_NEON; 515 if (IS_ALIGNED(width, 16)) { 516 ARGBToUV422Row = ARGBToUV422Row_NEON; 517 } 518 } 519 } 520#endif 521 522#if defined(HAS_I422TOYUY2ROW_SSE2) 523 if (TestCpuFlag(kCpuHasSSE2) && width >= 16) { 524 I422ToYUY2Row = I422ToYUY2Row_Any_SSE2; 525 if (IS_ALIGNED(width, 16)) { 526 I422ToYUY2Row = I422ToYUY2Row_SSE2; 527 } 528 } 529#elif defined(HAS_I422TOYUY2ROW_NEON) 530 if (TestCpuFlag(kCpuHasNEON) && width >= 16) { 531 I422ToYUY2Row = I422ToYUY2Row_Any_NEON; 532 if (IS_ALIGNED(width, 16)) { 533 I422ToYUY2Row = I422ToYUY2Row_NEON; 534 } 535 } 536#endif 537 538 { 539 // Allocate a rows of yuv. 540 align_buffer_64(row_y, ((width + 63) & ~63) * 2); 541 uint8* row_u = row_y + ((width + 63) & ~63); 542 uint8* row_v = row_u + ((width + 63) & ~63) / 2; 543 544 for (y = 0; y < height; ++y) { 545 ARGBToUV422Row(src_argb, row_u, row_v, width); 546 ARGBToYRow(src_argb, row_y, width); 547 I422ToYUY2Row(row_y, row_u, row_v, dst_yuy2, width); 548 src_argb += src_stride_argb; 549 dst_yuy2 += dst_stride_yuy2; 550 } 551 552 free_aligned_buffer_64(row_y); 553 } 554 return 0; 555} 556 557// Convert ARGB to UYVY. 558LIBYUV_API 559int ARGBToUYVY(const uint8* src_argb, int src_stride_argb, 560 uint8* dst_uyvy, int dst_stride_uyvy, 561 int width, int height) { 562 int y; 563 void (*ARGBToUV422Row)(const uint8* src_argb, uint8* dst_u, uint8* dst_v, 564 int pix) = ARGBToUV422Row_C; 565 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 566 ARGBToYRow_C; 567 void (*I422ToUYVYRow)(const uint8* src_y, const uint8* src_u, 568 const uint8* src_v, uint8* dst_uyvy, int width) = I422ToUYVYRow_C; 569 570 if (!src_argb || !dst_uyvy || 571 width <= 0 || height == 0) { 572 return -1; 573 } 574 // Negative height means invert the image. 575 if (height < 0) { 576 height = -height; 577 dst_uyvy = dst_uyvy + (height - 1) * dst_stride_uyvy; 578 dst_stride_uyvy = -dst_stride_uyvy; 579 } 580 // Coalesce rows. 581 if (src_stride_argb == width * 4 && 582 dst_stride_uyvy == width * 2) { 583 width *= height; 584 height = 1; 585 src_stride_argb = dst_stride_uyvy = 0; 586 } 587#if defined(HAS_ARGBTOUV422ROW_SSSE3) 588 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 589 ARGBToUV422Row = ARGBToUV422Row_Any_SSSE3; 590 if (IS_ALIGNED(width, 16)) { 591 ARGBToUV422Row = ARGBToUV422Row_Unaligned_SSSE3; 592 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 593 ARGBToUV422Row = ARGBToUV422Row_SSSE3; 594 } 595 } 596 } 597#endif 598#if defined(HAS_ARGBTOYROW_SSSE3) 599 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 600 ARGBToYRow = ARGBToYRow_Any_SSSE3; 601 if (IS_ALIGNED(width, 16)) { 602 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 603 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 604 ARGBToYRow = ARGBToYRow_SSSE3; 605 } 606 } 607 } 608#elif defined(HAS_ARGBTOYROW_NEON) 609 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 610 ARGBToYRow = ARGBToYRow_Any_NEON; 611 if (IS_ALIGNED(width, 8)) { 612 ARGBToYRow = ARGBToYRow_NEON; 613 } 614 if (width >= 16) { 615 ARGBToUV422Row = ARGBToUV422Row_Any_NEON; 616 if (IS_ALIGNED(width, 16)) { 617 ARGBToUV422Row = ARGBToUV422Row_NEON; 618 } 619 } 620 } 621#endif 622 623#if defined(HAS_I422TOUYVYROW_SSE2) 624 if (TestCpuFlag(kCpuHasSSE2) && width >= 16) { 625 I422ToUYVYRow = I422ToUYVYRow_Any_SSE2; 626 if (IS_ALIGNED(width, 16)) { 627 I422ToUYVYRow = I422ToUYVYRow_SSE2; 628 } 629 } 630#elif defined(HAS_I422TOUYVYROW_NEON) 631 if (TestCpuFlag(kCpuHasNEON) && width >= 16) { 632 I422ToUYVYRow = I422ToUYVYRow_Any_NEON; 633 if (IS_ALIGNED(width, 16)) { 634 I422ToUYVYRow = I422ToUYVYRow_NEON; 635 } 636 } 637#endif 638 639 { 640 // Allocate a rows of yuv. 641 align_buffer_64(row_y, ((width + 63) & ~63) * 2); 642 uint8* row_u = row_y + ((width + 63) & ~63); 643 uint8* row_v = row_u + ((width + 63) & ~63) / 2; 644 645 for (y = 0; y < height; ++y) { 646 ARGBToUV422Row(src_argb, row_u, row_v, width); 647 ARGBToYRow(src_argb, row_y, width); 648 I422ToUYVYRow(row_y, row_u, row_v, dst_uyvy, width); 649 src_argb += src_stride_argb; 650 dst_uyvy += dst_stride_uyvy; 651 } 652 653 free_aligned_buffer_64(row_y); 654 } 655 return 0; 656} 657 658// Convert ARGB to I400. 659LIBYUV_API 660int ARGBToI400(const uint8* src_argb, int src_stride_argb, 661 uint8* dst_y, int dst_stride_y, 662 int width, int height) { 663 int y; 664 void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) = 665 ARGBToYRow_C; 666 if (!src_argb || !dst_y || width <= 0 || height == 0) { 667 return -1; 668 } 669 if (height < 0) { 670 height = -height; 671 src_argb = src_argb + (height - 1) * src_stride_argb; 672 src_stride_argb = -src_stride_argb; 673 } 674 // Coalesce rows. 675 if (src_stride_argb == width * 4 && 676 dst_stride_y == width) { 677 width *= height; 678 height = 1; 679 src_stride_argb = dst_stride_y = 0; 680 } 681#if defined(HAS_ARGBTOYROW_SSSE3) 682 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 683 ARGBToYRow = ARGBToYRow_Any_SSSE3; 684 if (IS_ALIGNED(width, 16)) { 685 ARGBToYRow = ARGBToYRow_Unaligned_SSSE3; 686 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) && 687 IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) { 688 ARGBToYRow = ARGBToYRow_SSSE3; 689 } 690 } 691 } 692#endif 693#if defined(HAS_ARGBTOYROW_AVX2) 694 if (TestCpuFlag(kCpuHasAVX2) && width >= 32) { 695 ARGBToYRow = ARGBToYRow_Any_AVX2; 696 if (IS_ALIGNED(width, 32)) { 697 ARGBToYRow = ARGBToYRow_AVX2; 698 } 699 } 700#endif 701#if defined(HAS_ARGBTOYROW_NEON) 702 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 703 ARGBToYRow = ARGBToYRow_Any_NEON; 704 if (IS_ALIGNED(width, 8)) { 705 ARGBToYRow = ARGBToYRow_NEON; 706 } 707 } 708#endif 709 710 for (y = 0; y < height; ++y) { 711 ARGBToYRow(src_argb, dst_y, width); 712 src_argb += src_stride_argb; 713 dst_y += dst_stride_y; 714 } 715 return 0; 716} 717 718// Shuffle table for converting ARGB to RGBA. 719static uvec8 kShuffleMaskARGBToRGBA = { 720 3u, 0u, 1u, 2u, 7u, 4u, 5u, 6u, 11u, 8u, 9u, 10u, 15u, 12u, 13u, 14u 721}; 722 723// Convert ARGB to RGBA. 724LIBYUV_API 725int ARGBToRGBA(const uint8* src_argb, int src_stride_argb, 726 uint8* dst_rgba, int dst_stride_rgba, 727 int width, int height) { 728 return ARGBShuffle(src_argb, src_stride_argb, 729 dst_rgba, dst_stride_rgba, 730 (const uint8*)(&kShuffleMaskARGBToRGBA), 731 width, height); 732} 733 734// Convert ARGB To RGB24. 735LIBYUV_API 736int ARGBToRGB24(const uint8* src_argb, int src_stride_argb, 737 uint8* dst_rgb24, int dst_stride_rgb24, 738 int width, int height) { 739 int y; 740 void (*ARGBToRGB24Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = 741 ARGBToRGB24Row_C; 742 if (!src_argb || !dst_rgb24 || width <= 0 || height == 0) { 743 return -1; 744 } 745 if (height < 0) { 746 height = -height; 747 src_argb = src_argb + (height - 1) * src_stride_argb; 748 src_stride_argb = -src_stride_argb; 749 } 750 // Coalesce rows. 751 if (src_stride_argb == width * 4 && 752 dst_stride_rgb24 == width * 3) { 753 width *= height; 754 height = 1; 755 src_stride_argb = dst_stride_rgb24 = 0; 756 } 757#if defined(HAS_ARGBTORGB24ROW_SSSE3) 758 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 759 ARGBToRGB24Row = ARGBToRGB24Row_Any_SSSE3; 760 if (IS_ALIGNED(width, 16)) { 761 ARGBToRGB24Row = ARGBToRGB24Row_SSSE3; 762 } 763 } 764#elif defined(HAS_ARGBTORGB24ROW_NEON) 765 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 766 ARGBToRGB24Row = ARGBToRGB24Row_Any_NEON; 767 if (IS_ALIGNED(width, 8)) { 768 ARGBToRGB24Row = ARGBToRGB24Row_NEON; 769 } 770 } 771#endif 772 773 for (y = 0; y < height; ++y) { 774 ARGBToRGB24Row(src_argb, dst_rgb24, width); 775 src_argb += src_stride_argb; 776 dst_rgb24 += dst_stride_rgb24; 777 } 778 return 0; 779} 780 781// Convert ARGB To RAW. 782LIBYUV_API 783int ARGBToRAW(const uint8* src_argb, int src_stride_argb, 784 uint8* dst_raw, int dst_stride_raw, 785 int width, int height) { 786 int y; 787 void (*ARGBToRAWRow)(const uint8* src_argb, uint8* dst_rgb, int pix) = 788 ARGBToRAWRow_C; 789 if (!src_argb || !dst_raw || width <= 0 || height == 0) { 790 return -1; 791 } 792 if (height < 0) { 793 height = -height; 794 src_argb = src_argb + (height - 1) * src_stride_argb; 795 src_stride_argb = -src_stride_argb; 796 } 797 // Coalesce rows. 798 if (src_stride_argb == width * 4 && 799 dst_stride_raw == width * 3) { 800 width *= height; 801 height = 1; 802 src_stride_argb = dst_stride_raw = 0; 803 } 804#if defined(HAS_ARGBTORAWROW_SSSE3) 805 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 806 ARGBToRAWRow = ARGBToRAWRow_Any_SSSE3; 807 if (IS_ALIGNED(width, 16)) { 808 ARGBToRAWRow = ARGBToRAWRow_SSSE3; 809 } 810 } 811#elif defined(HAS_ARGBTORAWROW_NEON) 812 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 813 ARGBToRAWRow = ARGBToRAWRow_Any_NEON; 814 if (IS_ALIGNED(width, 8)) { 815 ARGBToRAWRow = ARGBToRAWRow_NEON; 816 } 817 } 818#endif 819 820 for (y = 0; y < height; ++y) { 821 ARGBToRAWRow(src_argb, dst_raw, width); 822 src_argb += src_stride_argb; 823 dst_raw += dst_stride_raw; 824 } 825 return 0; 826} 827 828// Convert ARGB To RGB565. 829LIBYUV_API 830int ARGBToRGB565(const uint8* src_argb, int src_stride_argb, 831 uint8* dst_rgb565, int dst_stride_rgb565, 832 int width, int height) { 833 int y; 834 void (*ARGBToRGB565Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = 835 ARGBToRGB565Row_C; 836 if (!src_argb || !dst_rgb565 || width <= 0 || height == 0) { 837 return -1; 838 } 839 if (height < 0) { 840 height = -height; 841 src_argb = src_argb + (height - 1) * src_stride_argb; 842 src_stride_argb = -src_stride_argb; 843 } 844 // Coalesce rows. 845 if (src_stride_argb == width * 4 && 846 dst_stride_rgb565 == width * 2) { 847 width *= height; 848 height = 1; 849 src_stride_argb = dst_stride_rgb565 = 0; 850 } 851#if defined(HAS_ARGBTORGB565ROW_SSE2) 852 if (TestCpuFlag(kCpuHasSSE2) && width >= 4 && 853 IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 854 ARGBToRGB565Row = ARGBToRGB565Row_Any_SSE2; 855 if (IS_ALIGNED(width, 4)) { 856 ARGBToRGB565Row = ARGBToRGB565Row_SSE2; 857 } 858 } 859#elif defined(HAS_ARGBTORGB565ROW_NEON) 860 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 861 ARGBToRGB565Row = ARGBToRGB565Row_Any_NEON; 862 if (IS_ALIGNED(width, 8)) { 863 ARGBToRGB565Row = ARGBToRGB565Row_NEON; 864 } 865 } 866#endif 867 868 for (y = 0; y < height; ++y) { 869 ARGBToRGB565Row(src_argb, dst_rgb565, width); 870 src_argb += src_stride_argb; 871 dst_rgb565 += dst_stride_rgb565; 872 } 873 return 0; 874} 875 876// Convert ARGB To ARGB1555. 877LIBYUV_API 878int ARGBToARGB1555(const uint8* src_argb, int src_stride_argb, 879 uint8* dst_argb1555, int dst_stride_argb1555, 880 int width, int height) { 881 int y; 882 void (*ARGBToARGB1555Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = 883 ARGBToARGB1555Row_C; 884 if (!src_argb || !dst_argb1555 || width <= 0 || height == 0) { 885 return -1; 886 } 887 if (height < 0) { 888 height = -height; 889 src_argb = src_argb + (height - 1) * src_stride_argb; 890 src_stride_argb = -src_stride_argb; 891 } 892 // Coalesce rows. 893 if (src_stride_argb == width * 4 && 894 dst_stride_argb1555 == width * 2) { 895 width *= height; 896 height = 1; 897 src_stride_argb = dst_stride_argb1555 = 0; 898 } 899#if defined(HAS_ARGBTOARGB1555ROW_SSE2) 900 if (TestCpuFlag(kCpuHasSSE2) && width >= 4 && 901 IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 902 ARGBToARGB1555Row = ARGBToARGB1555Row_Any_SSE2; 903 if (IS_ALIGNED(width, 4)) { 904 ARGBToARGB1555Row = ARGBToARGB1555Row_SSE2; 905 } 906 } 907#elif defined(HAS_ARGBTOARGB1555ROW_NEON) 908 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 909 ARGBToARGB1555Row = ARGBToARGB1555Row_Any_NEON; 910 if (IS_ALIGNED(width, 8)) { 911 ARGBToARGB1555Row = ARGBToARGB1555Row_NEON; 912 } 913 } 914#endif 915 916 for (y = 0; y < height; ++y) { 917 ARGBToARGB1555Row(src_argb, dst_argb1555, width); 918 src_argb += src_stride_argb; 919 dst_argb1555 += dst_stride_argb1555; 920 } 921 return 0; 922} 923 924// Convert ARGB To ARGB4444. 925LIBYUV_API 926int ARGBToARGB4444(const uint8* src_argb, int src_stride_argb, 927 uint8* dst_argb4444, int dst_stride_argb4444, 928 int width, int height) { 929 int y; 930 void (*ARGBToARGB4444Row)(const uint8* src_argb, uint8* dst_rgb, int pix) = 931 ARGBToARGB4444Row_C; 932 if (!src_argb || !dst_argb4444 || width <= 0 || height == 0) { 933 return -1; 934 } 935 if (height < 0) { 936 height = -height; 937 src_argb = src_argb + (height - 1) * src_stride_argb; 938 src_stride_argb = -src_stride_argb; 939 } 940 // Coalesce rows. 941 if (src_stride_argb == width * 4 && 942 dst_stride_argb4444 == width * 2) { 943 width *= height; 944 height = 1; 945 src_stride_argb = dst_stride_argb4444 = 0; 946 } 947#if defined(HAS_ARGBTOARGB4444ROW_SSE2) 948 if (TestCpuFlag(kCpuHasSSE2) && width >= 4 && 949 IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 950 ARGBToARGB4444Row = ARGBToARGB4444Row_Any_SSE2; 951 if (IS_ALIGNED(width, 4)) { 952 ARGBToARGB4444Row = ARGBToARGB4444Row_SSE2; 953 } 954 } 955#elif defined(HAS_ARGBTOARGB4444ROW_NEON) 956 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 957 ARGBToARGB4444Row = ARGBToARGB4444Row_Any_NEON; 958 if (IS_ALIGNED(width, 8)) { 959 ARGBToARGB4444Row = ARGBToARGB4444Row_NEON; 960 } 961 } 962#endif 963 964 for (y = 0; y < height; ++y) { 965 ARGBToARGB4444Row(src_argb, dst_argb4444, width); 966 src_argb += src_stride_argb; 967 dst_argb4444 += dst_stride_argb4444; 968 } 969 return 0; 970} 971 972// Convert ARGB to J420. (JPeg full range I420). 973LIBYUV_API 974int ARGBToJ420(const uint8* src_argb, int src_stride_argb, 975 uint8* dst_yj, int dst_stride_yj, 976 uint8* dst_u, int dst_stride_u, 977 uint8* dst_v, int dst_stride_v, 978 int width, int height) { 979 int y; 980 void (*ARGBToUVJRow)(const uint8* src_argb0, int src_stride_argb, 981 uint8* dst_u, uint8* dst_v, int width) = ARGBToUVJRow_C; 982 void (*ARGBToYJRow)(const uint8* src_argb, uint8* dst_yj, int pix) = 983 ARGBToYJRow_C; 984 if (!src_argb || 985 !dst_yj || !dst_u || !dst_v || 986 width <= 0 || height == 0) { 987 return -1; 988 } 989 // Negative height means invert the image. 990 if (height < 0) { 991 height = -height; 992 src_argb = src_argb + (height - 1) * src_stride_argb; 993 src_stride_argb = -src_stride_argb; 994 } 995#if defined(HAS_ARGBTOYJROW_SSSE3) && defined(HAS_ARGBTOUVJROW_SSSE3) 996 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 997 ARGBToUVJRow = ARGBToUVJRow_Any_SSSE3; 998 ARGBToYJRow = ARGBToYJRow_Any_SSSE3; 999 if (IS_ALIGNED(width, 16)) { 1000 ARGBToUVJRow = ARGBToUVJRow_Unaligned_SSSE3; 1001 ARGBToYJRow = ARGBToYJRow_Unaligned_SSSE3; 1002 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16)) { 1003 ARGBToUVJRow = ARGBToUVJRow_SSSE3; 1004 if (IS_ALIGNED(dst_yj, 16) && IS_ALIGNED(dst_stride_yj, 16)) { 1005 ARGBToYJRow = ARGBToYJRow_SSSE3; 1006 } 1007 } 1008 } 1009 } 1010#endif 1011#if defined(HAS_ARGBTOYJROW_AVX2) && defined(HAS_ARGBTOUVJROW_AVX2) 1012 if (TestCpuFlag(kCpuHasAVX2) && width >= 32) { 1013 ARGBToYJRow = ARGBToYJRow_Any_AVX2; 1014 if (IS_ALIGNED(width, 32)) { 1015 ARGBToYJRow = ARGBToYJRow_AVX2; 1016 } 1017 } 1018#endif 1019#if defined(HAS_ARGBTOYJROW_NEON) 1020 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 1021 ARGBToYJRow = ARGBToYJRow_Any_NEON; 1022 if (IS_ALIGNED(width, 8)) { 1023 ARGBToYJRow = ARGBToYJRow_NEON; 1024 } 1025 if (width >= 16) { 1026 ARGBToUVJRow = ARGBToUVJRow_Any_NEON; 1027 if (IS_ALIGNED(width, 16)) { 1028 ARGBToUVJRow = ARGBToUVJRow_NEON; 1029 } 1030 } 1031 } 1032#endif 1033 1034 for (y = 0; y < height - 1; y += 2) { 1035 ARGBToUVJRow(src_argb, src_stride_argb, dst_u, dst_v, width); 1036 ARGBToYJRow(src_argb, dst_yj, width); 1037 ARGBToYJRow(src_argb + src_stride_argb, dst_yj + dst_stride_yj, width); 1038 src_argb += src_stride_argb * 2; 1039 dst_yj += dst_stride_yj * 2; 1040 dst_u += dst_stride_u; 1041 dst_v += dst_stride_v; 1042 } 1043 if (height & 1) { 1044 ARGBToUVJRow(src_argb, 0, dst_u, dst_v, width); 1045 ARGBToYJRow(src_argb, dst_yj, width); 1046 } 1047 return 0; 1048} 1049 1050// Convert ARGB to J400. 1051LIBYUV_API 1052int ARGBToJ400(const uint8* src_argb, int src_stride_argb, 1053 uint8* dst_yj, int dst_stride_yj, 1054 int width, int height) { 1055 int y; 1056 void (*ARGBToYJRow)(const uint8* src_argb, uint8* dst_yj, int pix) = 1057 ARGBToYJRow_C; 1058 if (!src_argb || !dst_yj || width <= 0 || height == 0) { 1059 return -1; 1060 } 1061 if (height < 0) { 1062 height = -height; 1063 src_argb = src_argb + (height - 1) * src_stride_argb; 1064 src_stride_argb = -src_stride_argb; 1065 } 1066 // Coalesce rows. 1067 if (src_stride_argb == width * 4 && 1068 dst_stride_yj == width) { 1069 width *= height; 1070 height = 1; 1071 src_stride_argb = dst_stride_yj = 0; 1072 } 1073#if defined(HAS_ARGBTOYJROW_SSSE3) 1074 if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) { 1075 ARGBToYJRow = ARGBToYJRow_Any_SSSE3; 1076 if (IS_ALIGNED(width, 16)) { 1077 ARGBToYJRow = ARGBToYJRow_Unaligned_SSSE3; 1078 if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) && 1079 IS_ALIGNED(dst_yj, 16) && IS_ALIGNED(dst_stride_yj, 16)) { 1080 ARGBToYJRow = ARGBToYJRow_SSSE3; 1081 } 1082 } 1083 } 1084#endif 1085#if defined(HAS_ARGBTOYJROW_AVX2) 1086 if (TestCpuFlag(kCpuHasAVX2) && width >= 32) { 1087 ARGBToYJRow = ARGBToYJRow_Any_AVX2; 1088 if (IS_ALIGNED(width, 32)) { 1089 ARGBToYJRow = ARGBToYJRow_AVX2; 1090 } 1091 } 1092#endif 1093#if defined(HAS_ARGBTOYJROW_NEON) 1094 if (TestCpuFlag(kCpuHasNEON) && width >= 8) { 1095 ARGBToYJRow = ARGBToYJRow_Any_NEON; 1096 if (IS_ALIGNED(width, 8)) { 1097 ARGBToYJRow = ARGBToYJRow_NEON; 1098 } 1099 } 1100#endif 1101 1102 for (y = 0; y < height; ++y) { 1103 ARGBToYJRow(src_argb, dst_yj, width); 1104 src_argb += src_stride_argb; 1105 dst_yj += dst_stride_yj; 1106 } 1107 return 0; 1108} 1109 1110#ifdef __cplusplus 1111} // extern "C" 1112} // namespace libyuv 1113#endif 1114