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Make I420ToARGB1555, I420ToARGB4444 and I420ToRGB565 call a single function per row, which may be implemented in assembly, but for now the function calls 2 functions internally.

Browse Source 
BUG=none
TEST=none
Review URL: https://webrtc-codereview.appspot.com/965006

git-svn-id: http://libyuv.googlecode.com/svn/trunk@459 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2012-10-30 21:11:54 +00:00
parent 4bfe1e0d6b
commit af1aa56f0b
5 changed files with 287 additions and 245 deletions
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59
include/libyuv/row.h
View File

@ -87,6 +87,8 @@ extern "C" {
#define HAS_I422TOYUY2ROW_SSE2
#define HAS_I422TOUYVYROW_SSE2
#define HAS_MERGEUV_SSE2
#define HAS_I422TOARGB4444ROW_SSSE3
#define HAS_I422TOARGB1555ROW_SSSE3
#define HAS_I422TORGB565ROW_SSSE3
// Effects
@ -150,6 +152,8 @@ extern "C" {
#define HAS_I422TOBGRAROW_NEON
#define HAS_I422TORAWROW_NEON
#define HAS_I422TORGB24ROW_NEON
#define HAS_I422TOARGB4444ROW_NEON
#define HAS_I422TOARGB1555ROW_NEON
#define HAS_I422TORGB565ROW_NEON
#define HAS_I422TORGBAROW_NEON
#define HAS_MIRRORROW_NEON
@ -251,6 +255,16 @@ void I422ToRAWRow_NEON(const uint8* y_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToARGB4444Row_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToARGB1555Row_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToRGB565Row_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -481,6 +495,16 @@ void I422ToRAWRow_C(const uint8* y_buf,
const uint8* v_buf,
uint8* raw_buf,
int width);
void I422ToARGB4444Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* dst_rgb565,
int width);
void I422ToARGB1555Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* dst_rgb565,
int width);
void I422ToRGB565Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -536,6 +560,16 @@ void I422ToRGBARow_SSSE3(const uint8* y_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width);
void I422ToARGB4444Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToARGB1555Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToRGB565Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -593,11 +627,6 @@ void I422ToRGBARow_Unaligned_SSSE3(const uint8* y_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width);
void I422ToRGB565Row_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I444ToARGBRow_Any_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -636,6 +665,16 @@ void I422ToRGBARow_Any_SSSE3(const uint8* y_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width);
void I422ToARGB4444Row_Any_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width);
void I422ToARGB1555Row_Any_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgba_buf,
int width);
void I422ToRGB565Row_Any_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -723,6 +762,16 @@ void I422ToRAWRow_Any_NEON(const uint8* y_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToARGB4444Row_Any_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToARGB1555Row_Any_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width);
void I422ToRGB565Row_Any_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,

254
source/convert_from.cc
View File

@ -916,6 +916,107 @@ int I420ToRAW(const uint8* src_y, int src_stride_y,
return 0;
}
// Convert I420 to ARGB1555.
LIBYUV_API
int I420ToARGB1555(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_argb1555, int dst_stride_argb1555,
int width, int height) {
if (!src_y || !src_u || !src_v || !dst_argb1555 ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb1555 = dst_argb1555 + (height - 1) * dst_stride_argb1555;
dst_stride_argb1555 = -dst_stride_argb1555;
}
void (*I422ToARGB1555Row)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) = I422ToARGB1555Row_C;
#if defined(HAS_I422TOARGB1555ROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
I422ToARGB1555Row = I422ToARGB1555Row_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToARGB1555Row = I422ToARGB1555Row_SSSE3;
}
}
#elif defined(HAS_I422TOARGB1555ROW_NEON)
if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
I422ToARGB1555Row = I422ToARGB1555Row_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I422ToARGB1555Row = I422ToARGB1555Row_NEON;
}
}
#endif
for (int y = 0; y < height; ++y) {
I422ToARGB1555Row(src_y, src_u, src_v, dst_argb1555, width);
dst_argb1555 += dst_stride_argb1555;
src_y += src_stride_y;
if (y & 1) {
src_u += src_stride_u;
src_v += src_stride_v;
}
}
return 0;
}
// Convert I420 to ARGB4444.
LIBYUV_API
int I420ToARGB4444(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_argb4444, int dst_stride_argb4444,
int width, int height) {
if (!src_y || !src_u || !src_v || !dst_argb4444 ||
width <= 0 || height == 0) {
return -1;
}
// Negative height means invert the image.
if (height < 0) {
height = -height;
dst_argb4444 = dst_argb4444 + (height - 1) * dst_stride_argb4444;
dst_stride_argb4444 = -dst_stride_argb4444;
}
void (*I422ToARGB4444Row)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) = I422ToARGB4444Row_C;
#if defined(HAS_I422TOARGB4444ROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
I422ToARGB4444Row = I422ToARGB4444Row_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToARGB4444Row = I422ToARGB4444Row_SSSE3;
}
}
#elif defined(HAS_I422TOARGB4444ROW_NEON)
if (TestCpuFlag(kCpuHasNEON) && width >= 8) {
I422ToARGB4444Row = I422ToARGB4444Row_Any_NEON;
if (IS_ALIGNED(width, 8)) {
I422ToARGB4444Row = I422ToARGB4444Row_NEON;
}
}
#endif
for (int y = 0; y < height; ++y) {
I422ToARGB4444Row(src_y, src_u, src_v, dst_argb4444, width);
dst_argb4444 += dst_stride_argb4444;
src_y += src_stride_y;
if (y & 1) {
src_u += src_stride_u;
src_v += src_stride_v;
}
}
return 0;
}
// Convert I420 to RGB565.
LIBYUV_API
int I420ToRGB565(const uint8* src_y, int src_stride_y,
@ -942,10 +1043,7 @@ int I420ToRGB565(const uint8* src_y, int src_stride_y,
if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
I422ToRGB565Row = I422ToRGB565Row_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToRGB565Row = I422ToRGB565Row_Unaligned_SSSE3;
if (IS_ALIGNED(dst_rgb565, 16) && IS_ALIGNED(dst_stride_rgb565, 16)) {
I422ToRGB565Row = I422ToRGB565Row_SSSE3;
}
I422ToRGB565Row = I422ToRGB565Row_SSSE3;
}
}
#elif defined(HAS_I422TORGB565ROW_NEON)
@ -969,154 +1067,6 @@ int I420ToRGB565(const uint8* src_y, int src_stride_y,
return 0;
}
// Convert I420 to ARGB1555.
LIBYUV_API
int I420ToARGB1555(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) {
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;
}
void (*I422ToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) = I422ToARGBRow_C;
#if defined(HAS_I422TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I422ToARGBRow = I422ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 16)) {
I422ToARGBRow = I422ToARGBRow_NEON;
}
}
#elif defined(HAS_I422TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToARGBRow = I422ToARGBRow_SSSE3;
}
}
#elif defined(HAS_I422TOARGBROW_MIPS_DSPR2)
if (TestCpuFlag(kCpuHasMIPS_DSPR2) && 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_MIPS_DSPR2;
}
#endif
SIMD_ALIGNED(uint8 row[kMaxStride]);
void (*ARGBToARGB1555Row)(const uint8* src_argb, uint8* dst_rgb, int pix) =
ARGBToARGB1555Row_C;
#if defined(HAS_ARGBTOARGB1555ROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
if (width * 2 <= kMaxStride) {
ARGBToARGB1555Row = ARGBToARGB1555Row_Any_SSE2;
}
if (IS_ALIGNED(width, 4)) {
ARGBToARGB1555Row = ARGBToARGB1555Row_SSE2;
}
}
#endif
for (int y = 0; y < height; ++y) {
I422ToARGBRow(src_y, src_u, src_v, row, width);
ARGBToARGB1555Row(row, dst_argb, 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 ARGB4444.
LIBYUV_API
int I420ToARGB4444(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) {
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;
}
void (*I422ToARGBRow)(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) = I422ToARGBRow_C;
#if defined(HAS_I422TOARGBROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
I422ToARGBRow = I422ToARGBRow_Any_NEON;
if (IS_ALIGNED(width, 16)) {
I422ToARGBRow = I422ToARGBRow_NEON;
}
}
#elif defined(HAS_I422TOARGBROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) && width >= 8) {
I422ToARGBRow = I422ToARGBRow_Any_SSSE3;
if (IS_ALIGNED(width, 8)) {
I422ToARGBRow = I422ToARGBRow_SSSE3;
}
}
#elif defined(HAS_I422TOARGBROW_MIPS_DSPR2)
if (TestCpuFlag(kCpuHasMIPS_DSPR2) && 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_MIPS_DSPR2;
}
#endif
SIMD_ALIGNED(uint8 row[kMaxStride]);
void (*ARGBToARGB4444Row)(const uint8* src_argb, uint8* dst_rgb, int pix) =
ARGBToARGB4444Row_C;
#if defined(HAS_ARGBTOARGB4444ROW_SSE2)
if (TestCpuFlag(kCpuHasSSE2)) {
if (width * 2 <= kMaxStride) {
ARGBToARGB4444Row = ARGBToARGB4444Row_Any_SSE2;
}
if (IS_ALIGNED(width, 4)) {
ARGBToARGB4444Row = ARGBToARGB4444Row_SSE2;
}
}
#endif
for (int y = 0; y < height; ++y) {
I422ToARGBRow(src_y, src_u, src_v, row, width);
ARGBToARGB4444Row(row, dst_argb, 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 specified format
LIBYUV_API
int ConvertFromI420(const uint8* y, int y_stride,

13
source/row_any.cc
View File

@ -47,8 +47,13 @@ YANY(I422ToABGRRow_Any_SSSE3, I422ToABGRRow_Unaligned_SSSE3, I422ToABGRRow_C,
1, 4, 7)
YANY(I422ToRGBARow_Any_SSSE3, I422ToRGBARow_Unaligned_SSSE3, I422ToRGBARow_C,
1, 4, 7)
YANY(I422ToRGB565Row_Any_SSSE3, I422ToRGB565Row_Unaligned_SSSE3,
I422ToRGB565Row_C, 1, 2, 7)
// I422ToRGB565Row_SSSE3 is unaligned.
YANY(I422ToARGB4444Row_Any_SSSE3, I422ToARGB4444Row_SSSE3, I422ToARGB4444Row_C,
1, 2, 7)
YANY(I422ToARGB1555Row_Any_SSSE3, I422ToARGB1555Row_SSSE3, I422ToARGB1555Row_C,
1, 2, 7)
YANY(I422ToRGB565Row_Any_SSSE3, I422ToRGB565Row_SSSE3, I422ToRGB565Row_C,
1, 2, 7)
// I422ToRGB24Row_SSSE3 is unaligned.
YANY(I422ToRGB24Row_Any_SSSE3, I422ToRGB24Row_SSSE3, I422ToRGB24Row_C, 1, 3, 7)
YANY(I422ToRAWRow_Any_SSSE3, I422ToRAWRow_SSSE3, I422ToRAWRow_C, 1, 3, 7)
@ -62,6 +67,10 @@ YANY(I422ToABGRRow_Any_NEON, I422ToABGRRow_NEON, I422ToABGRRow_C, 1, 4, 7)
YANY(I422ToRGBARow_Any_NEON, I422ToRGBARow_NEON, I422ToRGBARow_C, 1, 4, 7)
YANY(I422ToRGB24Row_Any_NEON, I422ToRGB24Row_NEON, I422ToRGB24Row_C, 1, 3, 7)
YANY(I422ToRAWRow_Any_NEON, I422ToRAWRow_NEON, I422ToRAWRow_C, 1, 3, 7)
YANY(I422ToARGB4444Row_Any_NEON, I422ToARGB4444Row_NEON, I422ToARGB4444Row_C,
1, 2, 7)
YANY(I422ToARGB1555Row_Any_NEON, I422ToARGB1555Row_NEON, I422ToARGB1555Row_C,
1, 2, 7)
YANY(I422ToRGB565Row_Any_NEON, I422ToRGB565Row_NEON, I422ToRGB565Row_C, 1, 2, 7)
YANY(I422ToYUY2Row_Any_NEON, I422ToYUY2Row_NEON, I422ToYUY2Row_C, 1, 2, 15)
YANY(I422ToUYVYRow_Any_NEON, I422ToUYVYRow_NEON, I422ToUYVYRow_C, 1, 2, 15)

129
source/row_common.cc
View File

@ -542,6 +542,80 @@ void I422ToRAWRow_C(const uint8* y_buf,
}
}
void I422ToARGB4444Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* dst_argb4444,
int width) {
uint8 b0;
uint8 g0;
uint8 r0;
uint8 b1;
uint8 g1;
uint8 r1;
for (int x = 0; x < width - 1; x += 2) {
YuvPixel2(y_buf[0], u_buf[0], v_buf[0], &b0, &g0, &r0);
YuvPixel2(y_buf[1], u_buf[0], v_buf[0], &b1, &g1, &r1);
b0 = b0 >> 4;
g0 = g0 >> 4;
r0 = r0 >> 4;
b1 = b1 >> 4;
g1 = g1 >> 4;
r1 = r1 >> 4;
*reinterpret_cast<uint32*>(dst_argb4444) = b0 | (g0 << 4) | (r0 << 8) |
(b1 << 16) | (g1 << 20) | (r1 << 24) | 0xf000f000;
y_buf += 2;
u_buf += 1;
v_buf += 1;
dst_argb4444 += 4; // Advance 2 pixels.
}
if (width & 1) {
YuvPixel2(y_buf[0], u_buf[0], v_buf[0], &b0, &g0, &r0);
b0 = b0 >> 4;
g0 = g0 >> 4;
r0 = r0 >> 4;
*reinterpret_cast<uint16*>(dst_argb4444) = b0 | (g0 << 4) | (r0 << 8) |
0xf000;
}
}
void I422ToARGB1555Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* dst_argb1555,
int width) {
uint8 b0;
uint8 g0;
uint8 r0;
uint8 b1;
uint8 g1;
uint8 r1;
for (int x = 0; x < width - 1; x += 2) {
YuvPixel2(y_buf[0], u_buf[0], v_buf[0], &b0, &g0, &r0);
YuvPixel2(y_buf[1], u_buf[0], v_buf[0], &b1, &g1, &r1);
b0 = b0 >> 3;
g0 = g0 >> 3;
r0 = r0 >> 3;
b1 = b1 >> 3;
g1 = g1 >> 3;
r1 = r1 >> 3;
*reinterpret_cast<uint32*>(dst_argb1555) = b0 | (g0 << 5) | (r0 << 10) |
(b1 << 16) | (g1 << 21) | (r1 << 26) | 0x80008000;
y_buf += 2;
u_buf += 1;
v_buf += 1;
dst_argb1555 += 4; // Advance 2 pixels.
}
if (width & 1) {
YuvPixel2(y_buf[0], u_buf[0], v_buf[0], &b0, &g0, &r0);
b0 = b0 >> 3;
g0 = g0 >> 3;
r0 = r0 >> 3;
*reinterpret_cast<uint16*>(dst_argb1555) = b0 | (g0 << 5) | (r0 << 10) |
0x8000;
}
}
void I422ToRGB565Row_C(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -1201,7 +1275,7 @@ void I422ToUYVYRow_C(const uint8* src_y,
dst_frame[3] = src_y[0]; // duplicate last y
}
}
#if !defined(YUV_DISABLE_ASM)
#if defined(__x86_64__) || defined(__i386__)
void I422ToRGB565Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
@ -1212,18 +1286,51 @@ void I422ToRGB565Row_SSSE3(const uint8* y_buf,
I422ToARGBRow_SSSE3(y_buf, u_buf, v_buf, row, width);
ARGBToRGB565Row_SSE2(row, rgb_buf, width);
}
void I422ToRGB565Row_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) {
SIMD_ALIGNED(uint8 row[kMaxStride]);
I422ToARGBRow_SSSE3(y_buf, u_buf, v_buf, row, width);
ARGBToRGB565Row_SSE2(row, rgb_buf, width);
}
#endif // defined(__x86_64__) || defined(__i386__)
#if defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)
void I422ToARGB1555Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) {
SIMD_ALIGNED(uint8 row[kMaxStride]);
I422ToARGBRow_SSSE3(y_buf, u_buf, v_buf, row, width);
ARGBToARGB1555Row_SSE2(row, rgb_buf, width);
}
void I422ToARGB4444Row_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) {
SIMD_ALIGNED(uint8 row[kMaxStride]);
I422ToARGBRow_SSSE3(y_buf, u_buf, v_buf, row, width);
ARGBToARGB4444Row_SSE2(row, rgb_buf, width);
}
#endif // defined(_M_IX86) || defined(__x86_64__) || defined(__i386__)
#if defined(__ARM_NEON__)
void I422ToARGB1555Row_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) {
SIMD_ALIGNED(uint8 row[kMaxStride]);
I422ToARGBRow_NEON(y_buf, u_buf, v_buf, row, width);
ARGBToARGB1555Row_NEON(row, rgb_buf, width);
}
void I422ToARGB4444Row_NEON(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb_buf,
int width) {
SIMD_ALIGNED(uint8 row[kMaxStride]);
I422ToARGBRow_NEON(y_buf, u_buf, v_buf, row, width);
ARGBToARGB4444Row_NEON(row, rgb_buf, width);
}
#endif // defined(__ARM_NEON__)
#endif // !defined(YUV_DISABLE_ASM)
#ifdef __cplusplus
} // extern "C"
} // namespace libyuv

77
source/row_win.cc
View File

@ -1757,7 +1757,7 @@ void I422ToRAWRow_SSSE3(const uint8* y_buf,
}
}
// 8 pixels, dest aligned 16.
// 8 pixels, dest unaligned.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToRGB565Row_SSSE3(const uint8* y_buf,
@ -1820,7 +1820,7 @@ void I422ToRGB565Row_SSSE3(const uint8* y_buf,
por xmm1, xmm3 // BGR
packssdw xmm0, xmm1
sub ecx, 8
movdqa [edx], xmm0 // store 8 pixels of RGB565
movdqu [edx], xmm0 // store 8 pixels of RGB565
lea edx, [edx + 16]
jg convertloop
@ -2123,79 +2123,6 @@ void I411ToARGBRow_Unaligned_SSSE3(const uint8* y_buf,
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))
void I422ToRGB565Row_Unaligned_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
uint8* rgb565_buf,
int width) {
__asm {
push esi
push edi
mov eax, [esp + 8 + 4] // Y
mov esi, [esp + 8 + 8] // U
mov edi, [esp + 8 + 12] // V
mov edx, [esp + 8 + 16] // rgb565
mov ecx, [esp + 8 + 20] // width
sub edi, esi
pxor xmm4, xmm4
pcmpeqb xmm5, xmm5 // generate mask 0x0000001f
psrld xmm5, 27
pcmpeqb xmm6, xmm6 // generate mask 0x000007e0
psrld xmm6, 26
pslld xmm6, 5
pcmpeqb xmm7, xmm7 // generate mask 0xfffff800
pslld xmm7, 11
align 16
convertloop:
READYUV422
YUVTORGB
// Step 3: Weave into RRGB
punpcklbw xmm0, xmm1 // BG
punpcklbw xmm2, xmm2 // RR
movdqa xmm1, xmm0
punpcklwd xmm0, xmm2 // BGRR first 4 pixels
punpckhwd xmm1, xmm2 // BGRR next 4 pixels
// Step 3b: RRGB -> RGB565
movdqa xmm3, xmm0 // B first 4 pixels of argb
movdqa xmm2, xmm0 // G
pslld xmm0, 8 // R
psrld xmm3, 3 // B
psrld xmm2, 5 // G
psrad xmm0, 16 // R
pand xmm3, xmm5 // B
pand xmm2, xmm6 // G
pand xmm0, xmm7 // R
por xmm3, xmm2 // BG
por xmm0, xmm3 // BGR
movdqa xmm3, xmm1 // B next 4 pixels of argb
movdqa xmm2, xmm1 // G
pslld xmm1, 8 // R
psrld xmm3, 3 // B
psrld xmm2, 5 // G
psrad xmm1, 16 // R
pand xmm3, xmm5 // B
pand xmm2, xmm6 // G
pand xmm1, xmm7 // R
por xmm3, xmm2 // BG
por xmm1, xmm3 // BGR
packssdw xmm0, xmm1
sub ecx, 8
movdqu [edx], xmm0 // store 8 pixels of RGB565
lea edx, [edx + 16]
jg convertloop
pop edi
pop esi
ret
}
}
// 8 pixels, dest aligned 16.
// 4 UV values upsampled to 8 UV, mixed with 8 Y producing 8 ARGB (32 bytes).
__declspec(naked) __declspec(align(16))