ref: 719168554eab57fe2ba21786eb982ebe1c5a86bb
dir: /third_party/libyuv/source/convert_argb.cc/
/*
* Copyright 2011 The LibYuv Project Authors. All rights reserved.
*
* Use of this source code is governed by a BSD-style license
* that can be found in the LICENSE file in the root of the source
* tree. An additional intellectual property rights grant can be found
* in the file PATENTS. All contributing project authors may
* be found in the AUTHORS file in the root of the source tree.
*/
#include "libyuv/convert_argb.h"
#include "libyuv/cpu_id.h"
#ifdef HAVE_JPEG
#include "libyuv/mjpeg_decoder.h"
#endif
#include "libyuv/planar_functions.h" // For CopyPlane and ARGBShuffle.
#include "libyuv/rotate_argb.h"
#include "libyuv/row.h"
#include "libyuv/video_common.h"
#ifdef __cplusplus
namespace libyuv {
extern "C" {
#endif
// Copy ARGB with optional flipping
LIBYUV_API
int ARGBCopy(const uint8* src_argb, int src_stride_argb,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
if (!src_argb || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_argb = src_argb + (height - 1) * src_stride_argb;
src_stride_argb = -src_stride_argb;
}
CopyPlane(src_argb, src_stride_argb, dst_argb, dst_stride_argb,
width * 4, height);
return 0;
}
// Convert I422 to ARGB with matrix
static int I420ToARGBMatrix(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
const struct YuvConstants* yuvconstants,
int width, int height) {
int y;
void (*I422ToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = I422ToARGBRow_C;
if (!src_y || !src_u || !src_v || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
#if defined(HAS_I422TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToARGBRow = I422ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_I422TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
I422ToARGBRow = I422ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
I422ToARGBRow = I422ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_I422TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I422ToARGBRow = I422ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I422ToARGBRow = I422ToARGBRow_NEON;
}
}
#endif
#if defined(HAS_I422TOARGBROW_DSPR2)
if (TestCpuFlag(kCpuHasDSPR2) && IS_ALIGNED(width, 4) &&
IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) &&
IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) &&
IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2) &&
IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride_argb, 4)) {
I422ToARGBRow = I422ToARGBRow_DSPR2;
}
#endif
for (y = 0; y < height; ++y) {
I422ToARGBRow(src_y, src_u, src_v, dst_argb, yuvconstants, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
if (y & 1) {
src_u += src_stride_u;
src_v += src_stride_v;
}
}
return 0;
}
// Convert I420 to ARGB.
LIBYUV_API
int I420ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I420ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvI601Constants,
width, height);
}
// Convert I420 to ABGR.
LIBYUV_API
int I420ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I420ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuI601Constants, // Use Yvu matrix
width, height);
}
// Convert J420 to ARGB.
LIBYUV_API
int J420ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I420ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvJPEGConstants,
width, height);
}
// Convert J420 to ABGR.
LIBYUV_API
int J420ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I420ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuJPEGConstants, // Use Yvu matrix
width, height);
}
// Convert H420 to ARGB.
LIBYUV_API
int H420ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I420ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvH709Constants,
width, height);
}
// Convert H420 to ABGR.
LIBYUV_API
int H420ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I420ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuH709Constants, // Use Yvu matrix
width, height);
}
// Convert I422 to ARGB with matrix
static int I422ToARGBMatrix(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
const struct YuvConstants* yuvconstants,
int width, int height) {
int y;
void (*I422ToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = I422ToARGBRow_C;
if (!src_y || !src_u || !src_v ||
!dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
// Coalesce rows.
if (src_stride_y == width &&
src_stride_u * 2 == width &&
src_stride_v * 2 == width &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
}
#if defined(HAS_I422TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToARGBRow = I422ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_I422TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
I422ToARGBRow = I422ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
I422ToARGBRow = I422ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_I422TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I422ToARGBRow = I422ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I422ToARGBRow = I422ToARGBRow_NEON;
}
}
#endif
#if defined(HAS_I422TOARGBROW_DSPR2)
if (TestCpuFlag(kCpuHasDSPR2) && IS_ALIGNED(width, 4) &&
IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) &&
IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) &&
IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2) &&
IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride_argb, 4)) {
I422ToARGBRow = I422ToARGBRow_DSPR2;
}
#endif
for (y = 0; y < height; ++y) {
I422ToARGBRow(src_y, src_u, src_v, dst_argb, yuvconstants, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
src_u += src_stride_u;
src_v += src_stride_v;
}
return 0;
}
// Convert I422 to ARGB.
LIBYUV_API
int I422ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I422ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvI601Constants,
width, height);
}
// Convert I422 to ABGR.
LIBYUV_API
int I422ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I422ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuI601Constants, // Use Yvu matrix
width, height);
}
// Convert J422 to ARGB.
LIBYUV_API
int J422ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I422ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvJPEGConstants,
width, height);
}
// Convert J422 to ABGR.
LIBYUV_API
int J422ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I422ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuJPEGConstants, // Use Yvu matrix
width, height);
}
// Convert H422 to ARGB.
LIBYUV_API
int H422ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I422ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvH709Constants,
width, height);
}
// Convert H422 to ABGR.
LIBYUV_API
int H422ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I422ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuH709Constants, // Use Yvu matrix
width, height);
}
// Convert I444 to ARGB with matrix
static int I444ToARGBMatrix(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
const struct YuvConstants* yuvconstants,
int width, int height) {
int y;
void (*I444ToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = I444ToARGBRow_C;
if (!src_y || !src_u || !src_v ||
!dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
// Coalesce rows.
if (src_stride_y == width &&
src_stride_u == width &&
src_stride_v == width &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
}
#if defined(HAS_I444TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
I444ToARGBRow = I444ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I444ToARGBRow = I444ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_I444TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
I444ToARGBRow = I444ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
I444ToARGBRow = I444ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_I444TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I444ToARGBRow = I444ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I444ToARGBRow = I444ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
I444ToARGBRow(src_y, src_u, src_v, dst_argb, yuvconstants, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
src_u += src_stride_u;
src_v += src_stride_v;
}
return 0;
}
// Convert I444 to ARGB.
LIBYUV_API
int I444ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I444ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvI601Constants,
width, height);
}
// Convert I444 to ABGR.
LIBYUV_API
int I444ToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height) {
return I444ToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
dst_abgr, dst_stride_abgr,
&kYvuI601Constants, // Use Yvu matrix
width, height);
}
// Convert J444 to ARGB.
LIBYUV_API
int J444ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return I444ToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
dst_argb, dst_stride_argb,
&kYuvJPEGConstants,
width, height);
}
// Convert I411 to ARGB.
LIBYUV_API
int I411ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*I411ToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = I411ToARGBRow_C;
if (!src_y || !src_u || !src_v ||
!dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
// Coalesce rows.
if (src_stride_y == width &&
src_stride_u * 4 == width &&
src_stride_v * 4 == width &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_y = src_stride_u = src_stride_v = dst_stride_argb = 0;
}
#if defined(HAS_I411TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
I411ToARGBRow = I411ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I411ToARGBRow = I411ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_I411TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
I411ToARGBRow = I411ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
I411ToARGBRow = I411ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_I411TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I411ToARGBRow = I411ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I411ToARGBRow = I411ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
I411ToARGBRow(src_y, src_u, src_v, dst_argb, &kYuvI601Constants, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
src_u += src_stride_u;
src_v += src_stride_v;
}
return 0;
}
// Convert I420 with Alpha to preattenuated ARGB.
static int I420AlphaToARGBMatrix(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
const uint8* src_a, int src_stride_a,
uint8* dst_argb, int dst_stride_argb,
const struct YuvConstants* yuvconstants,
int width, int height, int attenuate) {
int y;
void (*I422AlphaToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
const uint8* a_buf,
uint8* dst_argb,
const struct YuvConstants* yuvconstants,
int width) = I422AlphaToARGBRow_C;
void (*ARGBAttenuateRow)(const uint8* src_argb, uint8* dst_argb,
int width) = ARGBAttenuateRow_C;
if (!src_y || !src_u || !src_v || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
#if defined(HAS_I422ALPHATOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_I422ALPHATOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_I422ALPHATOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_NEON;
}
}
#endif
#if defined(HAS_I422ALPHATOARGBROW_DSPR2)
if (TestCpuFlag(kCpuHasDSPR2) && IS_ALIGNED(width, 4) &&
IS_ALIGNED(src_y, 4) && IS_ALIGNED(src_stride_y, 4) &&
IS_ALIGNED(src_u, 2) && IS_ALIGNED(src_stride_u, 2) &&
IS_ALIGNED(src_v, 2) && IS_ALIGNED(src_stride_v, 2) &&
IS_ALIGNED(dst_argb, 4) && IS_ALIGNED(dst_stride_argb, 4)) {
I422AlphaToARGBRow = I422AlphaToARGBRow_DSPR2;
}
#endif
#if defined(HAS_ARGBATTENUATEROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
ARGBAttenuateRow = ARGBAttenuateRow_Any_SSSE3;
if (IS_ALIGNED(width, 4)) {
ARGBAttenuateRow = ARGBAttenuateRow_SSSE3;
}
}
#endif
#if defined(HAS_ARGBATTENUATEROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
ARGBAttenuateRow = ARGBAttenuateRow_Any_AVX2;
if (IS_ALIGNED(width, 8)) {
ARGBAttenuateRow = ARGBAttenuateRow_AVX2;
}
}
#endif
#if defined(HAS_ARGBATTENUATEROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
ARGBAttenuateRow = ARGBAttenuateRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
ARGBAttenuateRow = ARGBAttenuateRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
I422AlphaToARGBRow(src_y, src_u, src_v, src_a, dst_argb, yuvconstants,
width);
if (attenuate) {
ARGBAttenuateRow(dst_argb, dst_argb, width);
}
dst_argb += dst_stride_argb;
src_a += src_stride_a;
src_y += src_stride_y;
if (y & 1) {
src_u += src_stride_u;
src_v += src_stride_v;
}
}
return 0;
}
// Convert I420 with Alpha to ARGB.
LIBYUV_API
int I420AlphaToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
const uint8* src_a, int src_stride_a,
uint8* dst_argb, int dst_stride_argb,
int width, int height, int attenuate) {
return I420AlphaToARGBMatrix(src_y, src_stride_y,
src_u, src_stride_u,
src_v, src_stride_v,
src_a, src_stride_a,
dst_argb, dst_stride_argb,
&kYuvI601Constants,
width, height, attenuate);
}
// Convert I420 with Alpha to ABGR.
LIBYUV_API
int I420AlphaToABGR(const uint8* src_y, int src_stride_y,
const uint8* src_u, int src_stride_u,
const uint8* src_v, int src_stride_v,
const uint8* src_a, int src_stride_a,
uint8* dst_abgr, int dst_stride_abgr,
int width, int height, int attenuate) {
return I420AlphaToARGBMatrix(src_y, src_stride_y,
src_v, src_stride_v, // Swap U and V
src_u, src_stride_u,
src_a, src_stride_a,
dst_abgr, dst_stride_abgr,
&kYvuI601Constants, // Use Yvu matrix
width, height, attenuate);
}
// Convert I400 to ARGB.
LIBYUV_API
int I400ToARGB(const uint8* src_y, int src_stride_y,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*I400ToARGBRow)(const uint8* y_buf,
uint8* rgb_buf,
int width) = I400ToARGBRow_C;
if (!src_y || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
// Coalesce rows.
if (src_stride_y == width &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_y = dst_stride_argb = 0;
}
#if defined(HAS_I400TOARGBROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
I400ToARGBRow = I400ToARGBRow_Any_SSE2;
if (IS_ALIGNED(width, 8)) {
I400ToARGBRow = I400ToARGBRow_SSE2;
}
}
#endif
#if defined(HAS_I400TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
I400ToARGBRow = I400ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
I400ToARGBRow = I400ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_I400TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I400ToARGBRow = I400ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I400ToARGBRow = I400ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
I400ToARGBRow(src_y, dst_argb, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
}
return 0;
}
// Convert J400 to ARGB.
LIBYUV_API
int J400ToARGB(const uint8* src_y, int src_stride_y,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*J400ToARGBRow)(const uint8* src_y, uint8* dst_argb, int width) =
J400ToARGBRow_C;
if (!src_y || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_y = src_y + (height - 1) * src_stride_y;
src_stride_y = -src_stride_y;
}
// Coalesce rows.
if (src_stride_y == width &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_y = dst_stride_argb = 0;
}
#if defined(HAS_J400TOARGBROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
J400ToARGBRow = J400ToARGBRow_Any_SSE2;
if (IS_ALIGNED(width, 8)) {
J400ToARGBRow = J400ToARGBRow_SSE2;
}
}
#endif
#if defined(HAS_J400TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
J400ToARGBRow = J400ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
J400ToARGBRow = J400ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_J400TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
J400ToARGBRow = J400ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
J400ToARGBRow = J400ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
J400ToARGBRow(src_y, dst_argb, width);
src_y += src_stride_y;
dst_argb += dst_stride_argb;
}
return 0;
}
// Shuffle table for converting BGRA to ARGB.
static uvec8 kShuffleMaskBGRAToARGB = {
3u, 2u, 1u, 0u, 7u, 6u, 5u, 4u, 11u, 10u, 9u, 8u, 15u, 14u, 13u, 12u
};
// Shuffle table for converting ABGR to ARGB.
static uvec8 kShuffleMaskABGRToARGB = {
2u, 1u, 0u, 3u, 6u, 5u, 4u, 7u, 10u, 9u, 8u, 11u, 14u, 13u, 12u, 15u
};
// Shuffle table for converting RGBA to ARGB.
static uvec8 kShuffleMaskRGBAToARGB = {
1u, 2u, 3u, 0u, 5u, 6u, 7u, 4u, 9u, 10u, 11u, 8u, 13u, 14u, 15u, 12u
};
// Convert BGRA to ARGB.
LIBYUV_API
int BGRAToARGB(const uint8* src_bgra, int src_stride_bgra,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return ARGBShuffle(src_bgra, src_stride_bgra,
dst_argb, dst_stride_argb,
(const uint8*)(&kShuffleMaskBGRAToARGB),
width, height);
}
// Convert ARGB to BGRA (same as BGRAToARGB).
LIBYUV_API
int ARGBToBGRA(const uint8* src_bgra, int src_stride_bgra,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return ARGBShuffle(src_bgra, src_stride_bgra,
dst_argb, dst_stride_argb,
(const uint8*)(&kShuffleMaskBGRAToARGB),
width, height);
}
// Convert ABGR to ARGB.
LIBYUV_API
int ABGRToARGB(const uint8* src_abgr, int src_stride_abgr,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return ARGBShuffle(src_abgr, src_stride_abgr,
dst_argb, dst_stride_argb,
(const uint8*)(&kShuffleMaskABGRToARGB),
width, height);
}
// Convert ARGB to ABGR to (same as ABGRToARGB).
LIBYUV_API
int ARGBToABGR(const uint8* src_abgr, int src_stride_abgr,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return ARGBShuffle(src_abgr, src_stride_abgr,
dst_argb, dst_stride_argb,
(const uint8*)(&kShuffleMaskABGRToARGB),
width, height);
}
// Convert RGBA to ARGB.
LIBYUV_API
int RGBAToARGB(const uint8* src_rgba, int src_stride_rgba,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
return ARGBShuffle(src_rgba, src_stride_rgba,
dst_argb, dst_stride_argb,
(const uint8*)(&kShuffleMaskRGBAToARGB),
width, height);
}
// Convert RGB24 to ARGB.
LIBYUV_API
int RGB24ToARGB(const uint8* src_rgb24, int src_stride_rgb24,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*RGB24ToARGBRow)(const uint8* src_rgb, uint8* dst_argb, int width) =
RGB24ToARGBRow_C;
if (!src_rgb24 || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_rgb24 = src_rgb24 + (height - 1) * src_stride_rgb24;
src_stride_rgb24 = -src_stride_rgb24;
}
// Coalesce rows.
if (src_stride_rgb24 == width * 3 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_rgb24 = dst_stride_argb = 0;
}
#if defined(HAS_RGB24TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
RGB24ToARGBRow = RGB24ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 16)) {
RGB24ToARGBRow = RGB24ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_RGB24TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
RGB24ToARGBRow = RGB24ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
RGB24ToARGBRow = RGB24ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
RGB24ToARGBRow(src_rgb24, dst_argb, width);
src_rgb24 += src_stride_rgb24;
dst_argb += dst_stride_argb;
}
return 0;
}
// Convert RAW to ARGB.
LIBYUV_API
int RAWToARGB(const uint8* src_raw, int src_stride_raw,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*RAWToARGBRow)(const uint8* src_rgb, uint8* dst_argb, int width) =
RAWToARGBRow_C;
if (!src_raw || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_raw = src_raw + (height - 1) * src_stride_raw;
src_stride_raw = -src_stride_raw;
}
// Coalesce rows.
if (src_stride_raw == width * 3 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_raw = dst_stride_argb = 0;
}
#if defined(HAS_RAWTOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
RAWToARGBRow = RAWToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 16)) {
RAWToARGBRow = RAWToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_RAWTOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
RAWToARGBRow = RAWToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
RAWToARGBRow = RAWToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
RAWToARGBRow(src_raw, dst_argb, width);
src_raw += src_stride_raw;
dst_argb += dst_stride_argb;
}
return 0;
}
// Convert RGB565 to ARGB.
LIBYUV_API
int RGB565ToARGB(const uint8* src_rgb565, int src_stride_rgb565,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*RGB565ToARGBRow)(const uint8* src_rgb565, uint8* dst_argb, int width) =
RGB565ToARGBRow_C;
if (!src_rgb565 || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_rgb565 = src_rgb565 + (height - 1) * src_stride_rgb565;
src_stride_rgb565 = -src_stride_rgb565;
}
// Coalesce rows.
if (src_stride_rgb565 == width * 2 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_rgb565 = dst_stride_argb = 0;
}
#if defined(HAS_RGB565TOARGBROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
RGB565ToARGBRow = RGB565ToARGBRow_Any_SSE2;
if (IS_ALIGNED(width, 8)) {
RGB565ToARGBRow = RGB565ToARGBRow_SSE2;
}
}
#endif
#if defined(HAS_RGB565TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
RGB565ToARGBRow = RGB565ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
RGB565ToARGBRow = RGB565ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_RGB565TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
RGB565ToARGBRow = RGB565ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
RGB565ToARGBRow = RGB565ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
RGB565ToARGBRow(src_rgb565, dst_argb, width);
src_rgb565 += src_stride_rgb565;
dst_argb += dst_stride_argb;
}
return 0;
}
// Convert ARGB1555 to ARGB.
LIBYUV_API
int ARGB1555ToARGB(const uint8* src_argb1555, int src_stride_argb1555,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*ARGB1555ToARGBRow)(const uint8* src_argb1555, uint8* dst_argb,
int width) = ARGB1555ToARGBRow_C;
if (!src_argb1555 || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_argb1555 = src_argb1555 + (height - 1) * src_stride_argb1555;
src_stride_argb1555 = -src_stride_argb1555;
}
// Coalesce rows.
if (src_stride_argb1555 == width * 2 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_argb1555 = dst_stride_argb = 0;
}
#if defined(HAS_ARGB1555TOARGBROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_SSE2;
if (IS_ALIGNED(width, 8)) {
ARGB1555ToARGBRow = ARGB1555ToARGBRow_SSE2;
}
}
#endif
#if defined(HAS_ARGB1555TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
ARGB1555ToARGBRow = ARGB1555ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_ARGB1555TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
ARGB1555ToARGBRow = ARGB1555ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
ARGB1555ToARGBRow = ARGB1555ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
ARGB1555ToARGBRow(src_argb1555, dst_argb, width);
src_argb1555 += src_stride_argb1555;
dst_argb += dst_stride_argb;
}
return 0;
}
// Convert ARGB4444 to ARGB.
LIBYUV_API
int ARGB4444ToARGB(const uint8* src_argb4444, int src_stride_argb4444,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*ARGB4444ToARGBRow)(const uint8* src_argb4444, uint8* dst_argb,
int width) = ARGB4444ToARGBRow_C;
if (!src_argb4444 || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_argb4444 = src_argb4444 + (height - 1) * src_stride_argb4444;
src_stride_argb4444 = -src_stride_argb4444;
}
// Coalesce rows.
if (src_stride_argb4444 == width * 2 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_argb4444 = dst_stride_argb = 0;
}
#if defined(HAS_ARGB4444TOARGBROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_SSE2;
if (IS_ALIGNED(width, 8)) {
ARGB4444ToARGBRow = ARGB4444ToARGBRow_SSE2;
}
}
#endif
#if defined(HAS_ARGB4444TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
ARGB4444ToARGBRow = ARGB4444ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_ARGB4444TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
ARGB4444ToARGBRow = ARGB4444ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
ARGB4444ToARGBRow = ARGB4444ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
ARGB4444ToARGBRow(src_argb4444, dst_argb, width);
src_argb4444 += src_stride_argb4444;
dst_argb += dst_stride_argb;
}
return 0;
}
// Convert NV12 to ARGB.
LIBYUV_API
int NV12ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_uv, int src_stride_uv,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*NV12ToARGBRow)(const uint8* y_buf,
const uint8* uv_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = NV12ToARGBRow_C;
if (!src_y || !src_uv || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
#if defined(HAS_NV12TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
NV12ToARGBRow = NV12ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_NV12TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
NV12ToARGBRow = NV12ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
NV12ToARGBRow = NV12ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_NV12TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
NV12ToARGBRow = NV12ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
NV12ToARGBRow = NV12ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
NV12ToARGBRow(src_y, src_uv, dst_argb, &kYuvI601Constants, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
if (y & 1) {
src_uv += src_stride_uv;
}
}
return 0;
}
// Convert NV21 to ARGB.
LIBYUV_API
int NV21ToARGB(const uint8* src_y, int src_stride_y,
const uint8* src_uv, int src_stride_uv,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*NV21ToARGBRow)(const uint8* y_buf,
const uint8* uv_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = NV21ToARGBRow_C;
if (!src_y || !src_uv || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
#if defined(HAS_NV21TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
NV21ToARGBRow = NV21ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
NV21ToARGBRow = NV21ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_NV21TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
NV21ToARGBRow = NV21ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
NV21ToARGBRow = NV21ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_NV21TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
NV21ToARGBRow = NV21ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
NV21ToARGBRow = NV21ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
NV21ToARGBRow(src_y, src_uv, dst_argb, &kYuvI601Constants, width);
dst_argb += dst_stride_argb;
src_y += src_stride_y;
if (y & 1) {
src_uv += src_stride_uv;
}
}
return 0;
}
// Convert M420 to ARGB.
LIBYUV_API
int M420ToARGB(const uint8* src_m420, int src_stride_m420,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*NV12ToARGBRow)(const uint8* y_buf,
const uint8* uv_buf,
uint8* rgb_buf,
const struct YuvConstants* yuvconstants,
int width) = NV12ToARGBRow_C;
if (!src_m420 || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb = dst_argb + (height - 1) * dst_stride_argb;
dst_stride_argb = -dst_stride_argb;
}
#if defined(HAS_NV12TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
NV12ToARGBRow = NV12ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
NV12ToARGBRow = NV12ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_NV12TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
NV12ToARGBRow = NV12ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 16)) {
NV12ToARGBRow = NV12ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_NV12TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
NV12ToARGBRow = NV12ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
NV12ToARGBRow = NV12ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height - 1; y += 2) {
NV12ToARGBRow(src_m420, src_m420 + src_stride_m420 * 2, dst_argb,
&kYuvI601Constants, width);
NV12ToARGBRow(src_m420 + src_stride_m420, src_m420 + src_stride_m420 * 2,
dst_argb + dst_stride_argb, &kYuvI601Constants, width);
dst_argb += dst_stride_argb * 2;
src_m420 += src_stride_m420 * 3;
}
if (height & 1) {
NV12ToARGBRow(src_m420, src_m420 + src_stride_m420 * 2, dst_argb,
&kYuvI601Constants, width);
}
return 0;
}
// Convert YUY2 to ARGB.
LIBYUV_API
int YUY2ToARGB(const uint8* src_yuy2, int src_stride_yuy2,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*YUY2ToARGBRow)(const uint8* src_yuy2,
uint8* dst_argb,
const struct YuvConstants* yuvconstants,
int width) =
YUY2ToARGBRow_C;
if (!src_yuy2 || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_yuy2 = src_yuy2 + (height - 1) * src_stride_yuy2;
src_stride_yuy2 = -src_stride_yuy2;
}
// Coalesce rows.
if (src_stride_yuy2 == width * 2 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_yuy2 = dst_stride_argb = 0;
}
#if defined(HAS_YUY2TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
YUY2ToARGBRow = YUY2ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 16)) {
YUY2ToARGBRow = YUY2ToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_YUY2TOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
YUY2ToARGBRow = YUY2ToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 32)) {
YUY2ToARGBRow = YUY2ToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_YUY2TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
YUY2ToARGBRow = YUY2ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
YUY2ToARGBRow = YUY2ToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
YUY2ToARGBRow(src_yuy2, dst_argb, &kYuvI601Constants, width);
src_yuy2 += src_stride_yuy2;
dst_argb += dst_stride_argb;
}
return 0;
}
// Convert UYVY to ARGB.
LIBYUV_API
int UYVYToARGB(const uint8* src_uyvy, int src_stride_uyvy,
uint8* dst_argb, int dst_stride_argb,
int width, int height) {
int y;
void (*UYVYToARGBRow)(const uint8* src_uyvy,
uint8* dst_argb,
const struct YuvConstants* yuvconstants,
int width) =
UYVYToARGBRow_C;
if (!src_uyvy || !dst_argb ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
src_uyvy = src_uyvy + (height - 1) * src_stride_uyvy;
src_stride_uyvy = -src_stride_uyvy;
}
// Coalesce rows.
if (src_stride_uyvy == width * 2 &&
dst_stride_argb == width * 4) {
width *= height;
height = 1;
src_stride_uyvy = dst_stride_argb = 0;
}
#if defined(HAS_UYVYTOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
UYVYToARGBRow = UYVYToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 16)) {
UYVYToARGBRow = UYVYToARGBRow_SSSE3;
}
}
#endif
#if defined(HAS_UYVYTOARGBROW_AVX2)
if (TestCpuFlag(kCpuHasAVX2)) {
UYVYToARGBRow = UYVYToARGBRow_Any_AVX2;
if (IS_ALIGNED(width, 32)) {
UYVYToARGBRow = UYVYToARGBRow_AVX2;
}
}
#endif
#if defined(HAS_UYVYTOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
UYVYToARGBRow = UYVYToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 8)) {
UYVYToARGBRow = UYVYToARGBRow_NEON;
}
}
#endif
for (y = 0; y < height; ++y) {
UYVYToARGBRow(src_uyvy, dst_argb, &kYuvI601Constants, width);
src_uyvy += src_stride_uyvy;
dst_argb += dst_stride_argb;
}
return 0;
}
#ifdef __cplusplus
} // extern "C"
} // namespace libyuv
#endif