1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000
1.2 +++ b/media/libyuv/source/convert_argb.cc Wed Dec 31 06:09:35 2014 +0100
1.3 @@ -0,0 +1,901 @@
1.4 +/*
1.5 + * Copyright 2011 The LibYuv Project Authors. All rights reserved.
1.6 + *
1.7 + * Use of this source code is governed by a BSD-style license
1.8 + * that can be found in the LICENSE file in the root of the source
1.9 + * tree. An additional intellectual property rights grant can be found
1.10 + * in the file PATENTS. All contributing project authors may
1.11 + * be found in the AUTHORS file in the root of the source tree.
1.12 + */
1.13 +
1.14 +#include "libyuv/convert_argb.h"
1.15 +
1.16 +#include "libyuv/cpu_id.h"
1.17 +#include "libyuv/format_conversion.h"
1.18 +#ifdef HAVE_JPEG
1.19 +#include "libyuv/mjpeg_decoder.h"
1.20 +#endif
1.21 +#include "libyuv/rotate_argb.h"
1.22 +#include "libyuv/row.h"
1.23 +#include "libyuv/video_common.h"
1.24 +
1.25 +#ifdef __cplusplus
1.26 +namespace libyuv {
1.27 +extern "C" {
1.28 +#endif
1.29 +
1.30 +// Copy ARGB with optional flipping
1.31 +LIBYUV_API
1.32 +int ARGBCopy(const uint8* src_argb, int src_stride_argb,
1.33 + uint8* dst_argb, int dst_stride_argb,
1.34 + int width, int height) {
1.35 + if (!src_argb || !dst_argb ||
1.36 + width <= 0 || height == 0) {
1.37 + return -1;
1.38 + }
1.39 + // Negative height means invert the image.
1.40 + if (height < 0) {
1.41 + height = -height;
1.42 + src_argb = src_argb + (height - 1) * src_stride_argb;
1.43 + src_stride_argb = -src_stride_argb;
1.44 + }
1.45 +
1.46 + CopyPlane(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
1.47 + width * 4, height);
1.48 + return 0;
1.49 +}
1.50 +
1.51 +// Convert I444 to ARGB.
1.52 +LIBYUV_API
1.53 +int I444ToARGB(const uint8* src_y, int src_stride_y,
1.54 + const uint8* src_u, int src_stride_u,
1.55 + const uint8* src_v, int src_stride_v,
1.56 + uint8* dst_argb, int dst_stride_argb,
1.57 + int width, int height) {
1.58 + if (!src_y || !src_u || !src_v ||
1.59 + !dst_argb ||
1.60 + width <= 0 || height == 0) {
1.61 + return -1;
1.62 + }
1.63 + // Negative height means invert the image.
1.64 + if (height < 0) {
1.65 + height = -height;
1.66 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.67 + dst_stride_argb = -dst_stride_argb;
1.68 + }
1.69 + // Coalesce rows.
1.70 + if (src_stride_y == width &&
1.71 + src_stride_u == width &&
1.72 + src_stride_v == width &&
1.73 + dst_stride_argb == width * 4) {
1.74 + width *= height;
1.75 + height = 1;
1.76 + src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
1.77 + }
1.78 + void (*I444ToARGBRow)(const uint8* y_buf,
1.79 + const uint8* u_buf,
1.80 + const uint8* v_buf,
1.81 + uint8* rgb_buf,
1.82 + int width) = I444ToARGBRow_C;
1.83 +#if defined(HAS_I444TOARGBROW_SSSE3)
1.84 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
1.85 + I444ToARGBRow = I444ToARGBRow_Any_SSSE3;
1.86 + if (IS_ALIGNED(width, 8)) {
1.87 + I444ToARGBRow = I444ToARGBRow_Unaligned_SSSE3;
1.88 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.89 + I444ToARGBRow = I444ToARGBRow_SSSE3;
1.90 + }
1.91 + }
1.92 + }
1.93 +#elif defined(HAS_I444TOARGBROW_NEON)
1.94 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.95 + I444ToARGBRow = I444ToARGBRow_Any_NEON;
1.96 + if (IS_ALIGNED(width, 8)) {
1.97 + I444ToARGBRow = I444ToARGBRow_NEON;
1.98 + }
1.99 + }
1.100 +#endif
1.101 +
1.102 + for (int y = 0; y < height; ++y) {
1.103 + I444ToARGBRow(src_y, src_u, src_v, dst_argb, width);
1.104 + dst_argb += dst_stride_argb;
1.105 + src_y += src_stride_y;
1.106 + src_u += src_stride_u;
1.107 + src_v += src_stride_v;
1.108 + }
1.109 + return 0;
1.110 +}
1.111 +
1.112 +// Convert I422 to ARGB.
1.113 +LIBYUV_API
1.114 +int I422ToARGB(const uint8* src_y, int src_stride_y,
1.115 + const uint8* src_u, int src_stride_u,
1.116 + const uint8* src_v, int src_stride_v,
1.117 + uint8* dst_argb, int dst_stride_argb,
1.118 + int width, int height) {
1.119 + if (!src_y || !src_u || !src_v ||
1.120 + !dst_argb ||
1.121 + width <= 0 || height == 0) {
1.122 + return -1;
1.123 + }
1.124 + // Negative height means invert the image.
1.125 + if (height < 0) {
1.126 + height = -height;
1.127 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.128 + dst_stride_argb = -dst_stride_argb;
1.129 + }
1.130 + // Coalesce rows.
1.131 + if (src_stride_y == width &&
1.132 + src_stride_u * 2 == width &&
1.133 + src_stride_v * 2 == width &&
1.134 + dst_stride_argb == width * 4) {
1.135 + width *= height;
1.136 + height = 1;
1.137 + src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
1.138 + }
1.139 + void (*I422ToARGBRow)(const uint8* y_buf,
1.140 + const uint8* u_buf,
1.141 + const uint8* v_buf,
1.142 + uint8* rgb_buf,
1.143 + int width) = I422ToARGBRow_C;
1.144 +#if defined(HAS_I422TOARGBROW_SSSE3)
1.145 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
1.146 + I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
1.147 + if (IS_ALIGNED(width, 8)) {
1.148 + I422ToARGBRow = I422ToARGBRow_Unaligned_SSSE3;
1.149 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.150 + I422ToARGBRow = I422ToARGBRow_SSSE3;
1.151 + }
1.152 + }
1.153 + }
1.154 +#endif
1.155 +#if defined(HAS_I422TOARGBROW_AVX2)
1.156 + if (TestCpuFlag(kCpuHasAVX2) && width >= 16) {
1.157 + I422ToARGBRow = I422ToARGBRow_Any_AVX2;
1.158 + if (IS_ALIGNED(width, 16)) {
1.159 + I422ToARGBRow = I422ToARGBRow_AVX2;
1.160 + }
1.161 + }
1.162 +#endif
1.163 +#if defined(HAS_I422TOARGBROW_NEON)
1.164 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.165 + I422ToARGBRow = I422ToARGBRow_Any_NEON;
1.166 + if (IS_ALIGNED(width, 8)) {
1.167 + I422ToARGBRow = I422ToARGBRow_NEON;
1.168 + }
1.169 + }
1.170 +#endif
1.171 +#if defined(HAS_I422TOARGBROW_MIPS_DSPR2)
1.172 + if (TestCpuFlag(kCpuHasMIPS_DSPR2) && IS_ALIGNED(width, 4) &&
1.173 + IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) &&
1.174 + IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) &&
1.175 + IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2) &&
1.176 + IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride_argb, 4)) {
1.177 + I422ToARGBRow = I422ToARGBRow_MIPS_DSPR2;
1.178 + }
1.179 +#endif
1.180 +
1.181 + for (int y = 0; y < height; ++y) {
1.182 + I422ToARGBRow(src_y, src_u, src_v, dst_argb, width);
1.183 + dst_argb += dst_stride_argb;
1.184 + src_y += src_stride_y;
1.185 + src_u += src_stride_u;
1.186 + src_v += src_stride_v;
1.187 + }
1.188 + return 0;
1.189 +}
1.190 +
1.191 +// Convert I411 to ARGB.
1.192 +LIBYUV_API
1.193 +int I411ToARGB(const uint8* src_y, int src_stride_y,
1.194 + const uint8* src_u, int src_stride_u,
1.195 + const uint8* src_v, int src_stride_v,
1.196 + uint8* dst_argb, int dst_stride_argb,
1.197 + int width, int height) {
1.198 + if (!src_y || !src_u || !src_v ||
1.199 + !dst_argb ||
1.200 + width <= 0 || height == 0) {
1.201 + return -1;
1.202 + }
1.203 + // Negative height means invert the image.
1.204 + if (height < 0) {
1.205 + height = -height;
1.206 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.207 + dst_stride_argb = -dst_stride_argb;
1.208 + }
1.209 + // Coalesce rows.
1.210 + if (src_stride_y == width &&
1.211 + src_stride_u * 4 == width &&
1.212 + src_stride_v * 4 == width &&
1.213 + dst_stride_argb == width * 4) {
1.214 + width *= height;
1.215 + height = 1;
1.216 + src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
1.217 + }
1.218 + void (*I411ToARGBRow)(const uint8* y_buf,
1.219 + const uint8* u_buf,
1.220 + const uint8* v_buf,
1.221 + uint8* rgb_buf,
1.222 + int width) = I411ToARGBRow_C;
1.223 +#if defined(HAS_I411TOARGBROW_SSSE3)
1.224 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
1.225 + I411ToARGBRow = I411ToARGBRow_Any_SSSE3;
1.226 + if (IS_ALIGNED(width, 8)) {
1.227 + I411ToARGBRow = I411ToARGBRow_Unaligned_SSSE3;
1.228 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.229 + I411ToARGBRow = I411ToARGBRow_SSSE3;
1.230 + }
1.231 + }
1.232 + }
1.233 +#elif defined(HAS_I411TOARGBROW_NEON)
1.234 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.235 + I411ToARGBRow = I411ToARGBRow_Any_NEON;
1.236 + if (IS_ALIGNED(width, 8)) {
1.237 + I411ToARGBRow = I411ToARGBRow_NEON;
1.238 + }
1.239 + }
1.240 +#endif
1.241 +
1.242 + for (int y = 0; y < height; ++y) {
1.243 + I411ToARGBRow(src_y, src_u, src_v, dst_argb, width);
1.244 + dst_argb += dst_stride_argb;
1.245 + src_y += src_stride_y;
1.246 + src_u += src_stride_u;
1.247 + src_v += src_stride_v;
1.248 + }
1.249 + return 0;
1.250 +}
1.251 +
1.252 +// Convert I400 to ARGB.
1.253 +LIBYUV_API
1.254 +int I400ToARGB_Reference(const uint8* src_y, int src_stride_y,
1.255 + uint8* dst_argb, int dst_stride_argb,
1.256 + int width, int height) {
1.257 + if (!src_y || !dst_argb ||
1.258 + width <= 0 || height == 0) {
1.259 + return -1;
1.260 + }
1.261 + // Negative height means invert the image.
1.262 + if (height < 0) {
1.263 + height = -height;
1.264 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.265 + dst_stride_argb = -dst_stride_argb;
1.266 + }
1.267 + // Coalesce rows.
1.268 + if (src_stride_y == width &&
1.269 + dst_stride_argb == width * 4) {
1.270 + width *= height;
1.271 + height = 1;
1.272 + src_stride_y = dst_stride_argb = 0;
1.273 + }
1.274 + void (*YToARGBRow)(const uint8* y_buf,
1.275 + uint8* rgb_buf,
1.276 + int width) = YToARGBRow_C;
1.277 +#if defined(HAS_YTOARGBROW_SSE2)
1.278 + if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
1.279 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.280 + YToARGBRow = YToARGBRow_Any_SSE2;
1.281 + if (IS_ALIGNED(width, 8)) {
1.282 + YToARGBRow = YToARGBRow_SSE2;
1.283 + }
1.284 + }
1.285 +#elif defined(HAS_YTOARGBROW_NEON)
1.286 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.287 + YToARGBRow = YToARGBRow_Any_NEON;
1.288 + if (IS_ALIGNED(width, 8)) {
1.289 + YToARGBRow = YToARGBRow_NEON;
1.290 + }
1.291 + }
1.292 +#endif
1.293 +
1.294 + for (int y = 0; y < height; ++y) {
1.295 + YToARGBRow(src_y, dst_argb, width);
1.296 + dst_argb += dst_stride_argb;
1.297 + src_y += src_stride_y;
1.298 + }
1.299 + return 0;
1.300 +}
1.301 +
1.302 +// Convert I400 to ARGB.
1.303 +LIBYUV_API
1.304 +int I400ToARGB(const uint8* src_y, int src_stride_y,
1.305 + uint8* dst_argb, int dst_stride_argb,
1.306 + int width, int height) {
1.307 + if (!src_y || !dst_argb ||
1.308 + width <= 0 || height == 0) {
1.309 + return -1;
1.310 + }
1.311 + // Negative height means invert the image.
1.312 + if (height < 0) {
1.313 + height = -height;
1.314 + src_y = src_y + (height - 1) * src_stride_y;
1.315 + src_stride_y = -src_stride_y;
1.316 + }
1.317 + // Coalesce rows.
1.318 + if (src_stride_y == width &&
1.319 + dst_stride_argb == width * 4) {
1.320 + width *= height;
1.321 + height = 1;
1.322 + src_stride_y = dst_stride_argb = 0;
1.323 + }
1.324 + void (*I400ToARGBRow)(const uint8* src_y, uint8* dst_argb, int pix) =
1.325 + I400ToARGBRow_C;
1.326 +#if defined(HAS_I400TOARGBROW_SSE2)
1.327 + if (TestCpuFlag(kCpuHasSSE2) && width >= 8) {
1.328 + I400ToARGBRow = I400ToARGBRow_Any_SSE2;
1.329 + if (IS_ALIGNED(width, 8)) {
1.330 + I400ToARGBRow = I400ToARGBRow_Unaligned_SSE2;
1.331 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.332 + I400ToARGBRow = I400ToARGBRow_SSE2;
1.333 + }
1.334 + }
1.335 + }
1.336 +#elif defined(HAS_I400TOARGBROW_NEON)
1.337 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.338 + I400ToARGBRow = I400ToARGBRow_Any_NEON;
1.339 + if (IS_ALIGNED(width, 8)) {
1.340 + I400ToARGBRow = I400ToARGBRow_NEON;
1.341 + }
1.342 + }
1.343 +#endif
1.344 + for (int y = 0; y < height; ++y) {
1.345 + I400ToARGBRow(src_y, dst_argb, width);
1.346 + src_y += src_stride_y;
1.347 + dst_argb += dst_stride_argb;
1.348 + }
1.349 + return 0;
1.350 +}
1.351 +
1.352 +// Shuffle table for converting BGRA to ARGB.
1.353 +static uvec8 kShuffleMaskBGRAToARGB = {
1.354 + 3u, 2u, 1u, 0u, 7u, 6u, 5u, 4u, 11u, 10u, 9u, 8u, 15u, 14u, 13u, 12u
1.355 +};
1.356 +
1.357 +// Shuffle table for converting ABGR to ARGB.
1.358 +static uvec8 kShuffleMaskABGRToARGB = {
1.359 + 2u, 1u, 0u, 3u, 6u, 5u, 4u, 7u, 10u, 9u, 8u, 11u, 14u, 13u, 12u, 15u
1.360 +};
1.361 +
1.362 +// Shuffle table for converting RGBA to ARGB.
1.363 +static uvec8 kShuffleMaskRGBAToARGB = {
1.364 + 1u, 2u, 3u, 0u, 5u, 6u, 7u, 4u, 9u, 10u, 11u, 8u, 13u, 14u, 15u, 12u
1.365 +};
1.366 +
1.367 +// Convert BGRA to ARGB.
1.368 +LIBYUV_API
1.369 +int BGRAToARGB(const uint8* src_bgra, int src_stride_bgra,
1.370 + uint8* dst_argb, int dst_stride_argb,
1.371 + int width, int height) {
1.372 + return ARGBShuffle(src_bgra, src_stride_bgra,
1.373 + dst_argb, dst_stride_argb,
1.374 + (const uint8*)(&kShuffleMaskBGRAToARGB),
1.375 + width, height);
1.376 +}
1.377 +
1.378 +// Convert ABGR to ARGB.
1.379 +LIBYUV_API
1.380 +int ABGRToARGB(const uint8* src_abgr, int src_stride_abgr,
1.381 + uint8* dst_argb, int dst_stride_argb,
1.382 + int width, int height) {
1.383 + return ARGBShuffle(src_abgr, src_stride_abgr,
1.384 + dst_argb, dst_stride_argb,
1.385 + (const uint8*)(&kShuffleMaskABGRToARGB),
1.386 + width, height);
1.387 +}
1.388 +
1.389 +// Convert RGBA to ARGB.
1.390 +LIBYUV_API
1.391 +int RGBAToARGB(const uint8* src_rgba, int src_stride_rgba,
1.392 + uint8* dst_argb, int dst_stride_argb,
1.393 + int width, int height) {
1.394 + return ARGBShuffle(src_rgba, src_stride_rgba,
1.395 + dst_argb, dst_stride_argb,
1.396 + (const uint8*)(&kShuffleMaskRGBAToARGB),
1.397 + width, height);
1.398 +}
1.399 +
1.400 +// Convert RGB24 to ARGB.
1.401 +LIBYUV_API
1.402 +int RGB24ToARGB(const uint8* src_rgb24, int src_stride_rgb24,
1.403 + uint8* dst_argb, int dst_stride_argb,
1.404 + int width, int height) {
1.405 + if (!src_rgb24 || !dst_argb ||
1.406 + width <= 0 || height == 0) {
1.407 + return -1;
1.408 + }
1.409 + // Negative height means invert the image.
1.410 + if (height < 0) {
1.411 + height = -height;
1.412 + src_rgb24 = src_rgb24 + (height - 1) * src_stride_rgb24;
1.413 + src_stride_rgb24 = -src_stride_rgb24;
1.414 + }
1.415 + // Coalesce rows.
1.416 + if (src_stride_rgb24 == width * 3 &&
1.417 + dst_stride_argb == width * 4) {
1.418 + width *= height;
1.419 + height = 1;
1.420 + src_stride_rgb24 = dst_stride_argb = 0;
1.421 + }
1.422 + void (*RGB24ToARGBRow)(const uint8* src_rgb, uint8* dst_argb, int pix) =
1.423 + RGB24ToARGBRow_C;
1.424 +#if defined(HAS_RGB24TOARGBROW_SSSE3)
1.425 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 16 &&
1.426 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.427 + RGB24ToARGBRow = RGB24ToARGBRow_Any_SSSE3;
1.428 + if (IS_ALIGNED(width, 16)) {
1.429 + RGB24ToARGBRow = RGB24ToARGBRow_SSSE3;
1.430 + }
1.431 + }
1.432 +#elif defined(HAS_RGB24TOARGBROW_NEON)
1.433 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.434 + RGB24ToARGBRow = RGB24ToARGBRow_Any_NEON;
1.435 + if (IS_ALIGNED(width, 8)) {
1.436 + RGB24ToARGBRow = RGB24ToARGBRow_NEON;
1.437 + }
1.438 + }
1.439 +#endif
1.440 +
1.441 + for (int y = 0; y < height; ++y) {
1.442 + RGB24ToARGBRow(src_rgb24, dst_argb, width);
1.443 + src_rgb24 += src_stride_rgb24;
1.444 + dst_argb += dst_stride_argb;
1.445 + }
1.446 + return 0;
1.447 +}
1.448 +
1.449 +// Convert RAW to ARGB.
1.450 +LIBYUV_API
1.451 +int RAWToARGB(const uint8* src_raw, int src_stride_raw,
1.452 + uint8* dst_argb, int dst_stride_argb,
1.453 + int width, int height) {
1.454 + if (!src_raw || !dst_argb ||
1.455 + width <= 0 || height == 0) {
1.456 + return -1;
1.457 + }
1.458 + // Negative height means invert the image.
1.459 + if (height < 0) {
1.460 + height = -height;
1.461 + src_raw = src_raw + (height - 1) * src_stride_raw;
1.462 + src_stride_raw = -src_stride_raw;
1.463 + }
1.464 + // Coalesce rows.
1.465 + if (src_stride_raw == width * 3 &&
1.466 + dst_stride_argb == width * 4) {
1.467 + width *= height;
1.468 + height = 1;
1.469 + src_stride_raw = dst_stride_argb = 0;
1.470 + }
1.471 + void (*RAWToARGBRow)(const uint8* src_rgb, uint8* dst_argb, int pix) =
1.472 + RAWToARGBRow_C;
1.473 +#if defined(HAS_RAWTOARGBROW_SSSE3)
1.474 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 16 &&
1.475 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.476 + RAWToARGBRow = RAWToARGBRow_Any_SSSE3;
1.477 + if (IS_ALIGNED(width, 16)) {
1.478 + RAWToARGBRow = RAWToARGBRow_SSSE3;
1.479 + }
1.480 + }
1.481 +#elif defined(HAS_RAWTOARGBROW_NEON)
1.482 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.483 + RAWToARGBRow = RAWToARGBRow_Any_NEON;
1.484 + if (IS_ALIGNED(width, 8)) {
1.485 + RAWToARGBRow = RAWToARGBRow_NEON;
1.486 + }
1.487 + }
1.488 +#endif
1.489 +
1.490 + for (int y = 0; y < height; ++y) {
1.491 + RAWToARGBRow(src_raw, dst_argb, width);
1.492 + src_raw += src_stride_raw;
1.493 + dst_argb += dst_stride_argb;
1.494 + }
1.495 + return 0;
1.496 +}
1.497 +
1.498 +// Convert RGB565 to ARGB.
1.499 +LIBYUV_API
1.500 +int RGB565ToARGB(const uint8* src_rgb565, int src_stride_rgb565,
1.501 + uint8* dst_argb, int dst_stride_argb,
1.502 + int width, int height) {
1.503 + if (!src_rgb565 || !dst_argb ||
1.504 + width <= 0 || height == 0) {
1.505 + return -1;
1.506 + }
1.507 + // Negative height means invert the image.
1.508 + if (height < 0) {
1.509 + height = -height;
1.510 + src_rgb565 = src_rgb565 + (height - 1) * src_stride_rgb565;
1.511 + src_stride_rgb565 = -src_stride_rgb565;
1.512 + }
1.513 + // Coalesce rows.
1.514 + if (src_stride_rgb565 == width * 2 &&
1.515 + dst_stride_argb == width * 4) {
1.516 + width *= height;
1.517 + height = 1;
1.518 + src_stride_rgb565 = dst_stride_argb = 0;
1.519 + }
1.520 + void (*RGB565ToARGBRow)(const uint8* src_rgb565, uint8* dst_argb, int pix) =
1.521 + RGB565ToARGBRow_C;
1.522 +#if defined(HAS_RGB565TOARGBROW_SSE2)
1.523 + if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
1.524 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.525 + RGB565ToARGBRow = RGB565ToARGBRow_Any_SSE2;
1.526 + if (IS_ALIGNED(width, 8)) {
1.527 + RGB565ToARGBRow = RGB565ToARGBRow_SSE2;
1.528 + }
1.529 + }
1.530 +#elif defined(HAS_RGB565TOARGBROW_NEON)
1.531 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.532 + RGB565ToARGBRow = RGB565ToARGBRow_Any_NEON;
1.533 + if (IS_ALIGNED(width, 8)) {
1.534 + RGB565ToARGBRow = RGB565ToARGBRow_NEON;
1.535 + }
1.536 + }
1.537 +#endif
1.538 +
1.539 + for (int y = 0; y < height; ++y) {
1.540 + RGB565ToARGBRow(src_rgb565, dst_argb, width);
1.541 + src_rgb565 += src_stride_rgb565;
1.542 + dst_argb += dst_stride_argb;
1.543 + }
1.544 + return 0;
1.545 +}
1.546 +
1.547 +// Convert ARGB1555 to ARGB.
1.548 +LIBYUV_API
1.549 +int ARGB1555ToARGB(const uint8* src_argb1555, int src_stride_argb1555,
1.550 + uint8* dst_argb, int dst_stride_argb,
1.551 + int width, int height) {
1.552 + if (!src_argb1555 || !dst_argb ||
1.553 + width <= 0 || height == 0) {
1.554 + return -1;
1.555 + }
1.556 + // Negative height means invert the image.
1.557 + if (height < 0) {
1.558 + height = -height;
1.559 + src_argb1555 = src_argb1555 + (height - 1) * src_stride_argb1555;
1.560 + src_stride_argb1555 = -src_stride_argb1555;
1.561 + }
1.562 + // Coalesce rows.
1.563 + if (src_stride_argb1555 == width * 2 &&
1.564 + dst_stride_argb == width * 4) {
1.565 + width *= height;
1.566 + height = 1;
1.567 + src_stride_argb1555 = dst_stride_argb = 0;
1.568 + }
1.569 + void (*ARGB1555ToARGBRow)(const uint8* src_argb1555, uint8* dst_argb,
1.570 + int pix) = ARGB1555ToARGBRow_C;
1.571 +#if defined(HAS_ARGB1555TOARGBROW_SSE2)
1.572 + if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
1.573 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.574 + ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_SSE2;
1.575 + if (IS_ALIGNED(width, 8)) {
1.576 + ARGB1555ToARGBRow = ARGB1555ToARGBRow_SSE2;
1.577 + }
1.578 + }
1.579 +#elif defined(HAS_ARGB1555TOARGBROW_NEON)
1.580 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.581 + ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_NEON;
1.582 + if (IS_ALIGNED(width, 8)) {
1.583 + ARGB1555ToARGBRow = ARGB1555ToARGBRow_NEON;
1.584 + }
1.585 + }
1.586 +#endif
1.587 +
1.588 + for (int y = 0; y < height; ++y) {
1.589 + ARGB1555ToARGBRow(src_argb1555, dst_argb, width);
1.590 + src_argb1555 += src_stride_argb1555;
1.591 + dst_argb += dst_stride_argb;
1.592 + }
1.593 + return 0;
1.594 +}
1.595 +
1.596 +// Convert ARGB4444 to ARGB.
1.597 +LIBYUV_API
1.598 +int ARGB4444ToARGB(const uint8* src_argb4444, int src_stride_argb4444,
1.599 + uint8* dst_argb, int dst_stride_argb,
1.600 + int width, int height) {
1.601 + if (!src_argb4444 || !dst_argb ||
1.602 + width <= 0 || height == 0) {
1.603 + return -1;
1.604 + }
1.605 + // Negative height means invert the image.
1.606 + if (height < 0) {
1.607 + height = -height;
1.608 + src_argb4444 = src_argb4444 + (height - 1) * src_stride_argb4444;
1.609 + src_stride_argb4444 = -src_stride_argb4444;
1.610 + }
1.611 + // Coalesce rows.
1.612 + if (src_stride_argb4444 == width * 2 &&
1.613 + dst_stride_argb == width * 4) {
1.614 + width *= height;
1.615 + height = 1;
1.616 + src_stride_argb4444 = dst_stride_argb = 0;
1.617 + }
1.618 + void (*ARGB4444ToARGBRow)(const uint8* src_argb4444, uint8* dst_argb,
1.619 + int pix) = ARGB4444ToARGBRow_C;
1.620 +#if defined(HAS_ARGB4444TOARGBROW_SSE2)
1.621 + if (TestCpuFlag(kCpuHasSSE2) && width >= 8 &&
1.622 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.623 + ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_SSE2;
1.624 + if (IS_ALIGNED(width, 8)) {
1.625 + ARGB4444ToARGBRow = ARGB4444ToARGBRow_SSE2;
1.626 + }
1.627 + }
1.628 +#elif defined(HAS_ARGB4444TOARGBROW_NEON)
1.629 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.630 + ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_NEON;
1.631 + if (IS_ALIGNED(width, 8)) {
1.632 + ARGB4444ToARGBRow = ARGB4444ToARGBRow_NEON;
1.633 + }
1.634 + }
1.635 +#endif
1.636 +
1.637 + for (int y = 0; y < height; ++y) {
1.638 + ARGB4444ToARGBRow(src_argb4444, dst_argb, width);
1.639 + src_argb4444 += src_stride_argb4444;
1.640 + dst_argb += dst_stride_argb;
1.641 + }
1.642 + return 0;
1.643 +}
1.644 +
1.645 +// Convert NV12 to ARGB.
1.646 +LIBYUV_API
1.647 +int NV12ToARGB(const uint8* src_y, int src_stride_y,
1.648 + const uint8* src_uv, int src_stride_uv,
1.649 + uint8* dst_argb, int dst_stride_argb,
1.650 + int width, int height) {
1.651 + if (!src_y || !src_uv || !dst_argb ||
1.652 + width <= 0 || height == 0) {
1.653 + return -1;
1.654 + }
1.655 + // Negative height means invert the image.
1.656 + if (height < 0) {
1.657 + height = -height;
1.658 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.659 + dst_stride_argb = -dst_stride_argb;
1.660 + }
1.661 + void (*NV12ToARGBRow)(const uint8* y_buf,
1.662 + const uint8* uv_buf,
1.663 + uint8* rgb_buf,
1.664 + int width) = NV12ToARGBRow_C;
1.665 +#if defined(HAS_NV12TOARGBROW_SSSE3)
1.666 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
1.667 + NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
1.668 + if (IS_ALIGNED(width, 8)) {
1.669 + NV12ToARGBRow = NV12ToARGBRow_Unaligned_SSSE3;
1.670 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.671 + NV12ToARGBRow = NV12ToARGBRow_SSSE3;
1.672 + }
1.673 + }
1.674 + }
1.675 +#elif defined(HAS_NV12TOARGBROW_NEON)
1.676 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.677 + NV12ToARGBRow = NV12ToARGBRow_Any_NEON;
1.678 + if (IS_ALIGNED(width, 8)) {
1.679 + NV12ToARGBRow = NV12ToARGBRow_NEON;
1.680 + }
1.681 + }
1.682 +#endif
1.683 +
1.684 + for (int y = 0; y < height; ++y) {
1.685 + NV12ToARGBRow(src_y, src_uv, dst_argb, width);
1.686 + dst_argb += dst_stride_argb;
1.687 + src_y += src_stride_y;
1.688 + if (y & 1) {
1.689 + src_uv += src_stride_uv;
1.690 + }
1.691 + }
1.692 + return 0;
1.693 +}
1.694 +
1.695 +// Convert NV21 to ARGB.
1.696 +LIBYUV_API
1.697 +int NV21ToARGB(const uint8* src_y, int src_stride_y,
1.698 + const uint8* src_uv, int src_stride_uv,
1.699 + uint8* dst_argb, int dst_stride_argb,
1.700 + int width, int height) {
1.701 + if (!src_y || !src_uv || !dst_argb ||
1.702 + width <= 0 || height == 0) {
1.703 + return -1;
1.704 + }
1.705 + // Negative height means invert the image.
1.706 + if (height < 0) {
1.707 + height = -height;
1.708 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.709 + dst_stride_argb = -dst_stride_argb;
1.710 + }
1.711 + void (*NV21ToARGBRow)(const uint8* y_buf,
1.712 + const uint8* uv_buf,
1.713 + uint8* rgb_buf,
1.714 + int width) = NV21ToARGBRow_C;
1.715 +#if defined(HAS_NV21TOARGBROW_SSSE3)
1.716 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
1.717 + NV21ToARGBRow = NV21ToARGBRow_Any_SSSE3;
1.718 + if (IS_ALIGNED(width, 8)) {
1.719 + NV21ToARGBRow = NV21ToARGBRow_Unaligned_SSSE3;
1.720 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.721 + NV21ToARGBRow = NV21ToARGBRow_SSSE3;
1.722 + }
1.723 + }
1.724 + }
1.725 +#endif
1.726 +#if defined(HAS_NV21TOARGBROW_NEON)
1.727 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.728 + NV21ToARGBRow = NV21ToARGBRow_Any_NEON;
1.729 + if (IS_ALIGNED(width, 8)) {
1.730 + NV21ToARGBRow = NV21ToARGBRow_NEON;
1.731 + }
1.732 + }
1.733 +#endif
1.734 +
1.735 + for (int y = 0; y < height; ++y) {
1.736 + NV21ToARGBRow(src_y, src_uv, dst_argb, width);
1.737 + dst_argb += dst_stride_argb;
1.738 + src_y += src_stride_y;
1.739 + if (y & 1) {
1.740 + src_uv += src_stride_uv;
1.741 + }
1.742 + }
1.743 + return 0;
1.744 +}
1.745 +
1.746 +// Convert M420 to ARGB.
1.747 +LIBYUV_API
1.748 +int M420ToARGB(const uint8* src_m420, int src_stride_m420,
1.749 + uint8* dst_argb, int dst_stride_argb,
1.750 + int width, int height) {
1.751 + if (!src_m420 || !dst_argb ||
1.752 + width <= 0 || height == 0) {
1.753 + return -1;
1.754 + }
1.755 + // Negative height means invert the image.
1.756 + if (height < 0) {
1.757 + height = -height;
1.758 + dst_argb = dst_argb + (height - 1) * dst_stride_argb;
1.759 + dst_stride_argb = -dst_stride_argb;
1.760 + }
1.761 + void (*NV12ToARGBRow)(const uint8* y_buf,
1.762 + const uint8* uv_buf,
1.763 + uint8* rgb_buf,
1.764 + int width) = NV12ToARGBRow_C;
1.765 +#if defined(HAS_NV12TOARGBROW_SSSE3)
1.766 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
1.767 + NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
1.768 + if (IS_ALIGNED(width, 8)) {
1.769 + NV12ToARGBRow = NV12ToARGBRow_Unaligned_SSSE3;
1.770 + if (IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.771 + NV12ToARGBRow = NV12ToARGBRow_SSSE3;
1.772 + }
1.773 + }
1.774 + }
1.775 +#elif defined(HAS_NV12TOARGBROW_NEON)
1.776 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.777 + NV12ToARGBRow = NV12ToARGBRow_Any_NEON;
1.778 + if (IS_ALIGNED(width, 8)) {
1.779 + NV12ToARGBRow = NV12ToARGBRow_NEON;
1.780 + }
1.781 + }
1.782 +#endif
1.783 +
1.784 + for (int y = 0; y < height - 1; y += 2) {
1.785 + NV12ToARGBRow(src_m420, src_m420 + src_stride_m420 * 2, dst_argb, width);
1.786 + NV12ToARGBRow(src_m420 + src_stride_m420, src_m420 + src_stride_m420 * 2,
1.787 + dst_argb + dst_stride_argb, width);
1.788 + dst_argb += dst_stride_argb * 2;
1.789 + src_m420 += src_stride_m420 * 3;
1.790 + }
1.791 + if (height & 1) {
1.792 + NV12ToARGBRow(src_m420, src_m420 + src_stride_m420 * 2, dst_argb, width);
1.793 + }
1.794 + return 0;
1.795 +}
1.796 +
1.797 +// Convert YUY2 to ARGB.
1.798 +LIBYUV_API
1.799 +int YUY2ToARGB(const uint8* src_yuy2, int src_stride_yuy2,
1.800 + uint8* dst_argb, int dst_stride_argb,
1.801 + int width, int height) {
1.802 + if (!src_yuy2 || !dst_argb ||
1.803 + width <= 0 || height == 0) {
1.804 + return -1;
1.805 + }
1.806 + // Negative height means invert the image.
1.807 + if (height < 0) {
1.808 + height = -height;
1.809 + src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
1.810 + src_stride_yuy2 = -src_stride_yuy2;
1.811 + }
1.812 + // Coalesce rows.
1.813 + if (src_stride_yuy2 == width * 2 &&
1.814 + dst_stride_argb == width * 4) {
1.815 + width *= height;
1.816 + height = 1;
1.817 + src_stride_yuy2 = dst_stride_argb = 0;
1.818 + }
1.819 + void (*YUY2ToARGBRow)(const uint8* src_yuy2, uint8* dst_argb, int pix) =
1.820 + YUY2ToARGBRow_C;
1.821 +#if defined(HAS_YUY2TOARGBROW_SSSE3)
1.822 + // Posix is 16, Windows is 8.
1.823 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
1.824 + YUY2ToARGBRow = YUY2ToARGBRow_Any_SSSE3;
1.825 + if (IS_ALIGNED(width, 16)) {
1.826 + YUY2ToARGBRow = YUY2ToARGBRow_Unaligned_SSSE3;
1.827 + if (IS_ALIGNED(src_yuy2, 16) && IS_ALIGNED(src_stride_yuy2, 16) &&
1.828 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.829 + YUY2ToARGBRow = YUY2ToARGBRow_SSSE3;
1.830 + }
1.831 + }
1.832 + }
1.833 +#elif defined(HAS_YUY2TOARGBROW_NEON)
1.834 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.835 + YUY2ToARGBRow = YUY2ToARGBRow_Any_NEON;
1.836 + if (IS_ALIGNED(width, 8)) {
1.837 + YUY2ToARGBRow = YUY2ToARGBRow_NEON;
1.838 + }
1.839 + }
1.840 +#endif
1.841 + for (int y = 0; y < height; ++y) {
1.842 + YUY2ToARGBRow(src_yuy2, dst_argb, width);
1.843 + src_yuy2 += src_stride_yuy2;
1.844 + dst_argb += dst_stride_argb;
1.845 + }
1.846 + return 0;
1.847 +}
1.848 +
1.849 +// Convert UYVY to ARGB.
1.850 +LIBYUV_API
1.851 +int UYVYToARGB(const uint8* src_uyvy, int src_stride_uyvy,
1.852 + uint8* dst_argb, int dst_stride_argb,
1.853 + int width, int height) {
1.854 + if (!src_uyvy || !dst_argb ||
1.855 + width <= 0 || height == 0) {
1.856 + return -1;
1.857 + }
1.858 + // Negative height means invert the image.
1.859 + if (height < 0) {
1.860 + height = -height;
1.861 + src_uyvy = src_uyvy + (height - 1) * src_stride_uyvy;
1.862 + src_stride_uyvy = -src_stride_uyvy;
1.863 + }
1.864 + // Coalesce rows.
1.865 + if (src_stride_uyvy == width * 2 &&
1.866 + dst_stride_argb == width * 4) {
1.867 + width *= height;
1.868 + height = 1;
1.869 + src_stride_uyvy = dst_stride_argb = 0;
1.870 + }
1.871 + void (*UYVYToARGBRow)(const uint8* src_uyvy, uint8* dst_argb, int pix) =
1.872 + UYVYToARGBRow_C;
1.873 +#if defined(HAS_UYVYTOARGBROW_SSSE3)
1.874 + // Posix is 16, Windows is 8.
1.875 + if (TestCpuFlag(kCpuHasSSSE3) && width >= 16) {
1.876 + UYVYToARGBRow = UYVYToARGBRow_Any_SSSE3;
1.877 + if (IS_ALIGNED(width, 16)) {
1.878 + UYVYToARGBRow = UYVYToARGBRow_Unaligned_SSSE3;
1.879 + if (IS_ALIGNED(src_uyvy, 16) && IS_ALIGNED(src_stride_uyvy, 16) &&
1.880 + IS_ALIGNED(dst_argb, 16) && IS_ALIGNED(dst_stride_argb, 16)) {
1.881 + UYVYToARGBRow = UYVYToARGBRow_SSSE3;
1.882 + }
1.883 + }
1.884 + }
1.885 +#elif defined(HAS_UYVYTOARGBROW_NEON)
1.886 + if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
1.887 + UYVYToARGBRow = UYVYToARGBRow_Any_NEON;
1.888 + if (IS_ALIGNED(width, 8)) {
1.889 + UYVYToARGBRow = UYVYToARGBRow_NEON;
1.890 + }
1.891 + }
1.892 +#endif
1.893 + for (int y = 0; y < height; ++y) {
1.894 + UYVYToARGBRow(src_uyvy, dst_argb, width);
1.895 + src_uyvy += src_stride_uyvy;
1.896 + dst_argb += dst_stride_argb;
1.897 + }
1.898 + return 0;
1.899 +}
1.900 +
1.901 +#ifdef __cplusplus
1.902 +} // extern "C"
1.903 +} // namespace libyuv
1.904 +#endif
