coffee/libyuv
1
0
Fork 0
mirror of https://chromium.googlesource.com/libyuv/libyuv synced 2025-12-08 01:36:47 +08:00
Code Issues Packages Projects Releases Wiki Activity

Neon optimized ARGBToY

Browse Source 
BUG=none
TEST=none
Review URL: https://webrtc-codereview.appspot.com/916004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@427 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2012-10-19 08:25:48 +00:00
parent db694edfc2
commit b7ae15a236
4 changed files with 57 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
README.chromium
View File

@ -1,6 +1,6 @@
Name: libyuv
URL: http://code.google.com/p/libyuv/
Version: 426
Version: 427
License: BSD
License File: LICENSE

2
include/libyuv/version.h
View File

@ -11,6 +11,6 @@
#ifndef INCLUDE_LIBYUV_VERSION_H_ // NOLINT
#define INCLUDE_LIBYUV_VERSION_H_
#define LIBYUV_VERSION 426
#define LIBYUV_VERSION 427
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

38
source/convert_from_argb.cc
View File

@ -37,11 +37,26 @@ int ARGBToI400(const uint8* src_argb, int src_stride_argb,
void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) =
ARGBToYRow_C;
#if defined(HAS_ARGBTOYROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) &&
IS_ALIGNED(width, 4) &&
IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
ARGBToYRow = ARGBToYRow_SSSE3;
if (TestCpuFlag(kCpuHasSSSE3)) {
if (width > 16) {
ARGBToYRow = ARGBToYRow_Any_SSSE3;
}
if (IS_ALIGNED(width, 16)) {
ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
if (IS_ALIGNED(src_argb, 16) && IS_ALIGNED(src_stride_argb, 16) &&
IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
ARGBToYRow = ARGBToYRow_SSSE3;
}
}
}
#elif defined(HAS_ARGBTOYROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
if (width > 8) {
ARGBToYRow = ARGBToYRow_Any_NEON;
}
if (IS_ALIGNED(width, 8)) {
ARGBToYRow = ARGBToYRow_NEON;
}
}
#endif
@ -69,10 +84,10 @@ int ARGBToI422(const uint8* src_argb, int src_stride_argb,
src_argb = src_argb + (height - 1) * src_stride_argb;
src_stride_argb = -src_stride_argb;
}
void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) =
ARGBToYRow_C;
void (*ARGBToUVRow)(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) = ARGBToUVRow_C;
void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) =
ARGBToYRow_C;
#if defined(HAS_ARGBTOYROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3)) {
if (width > 16) {
@ -90,6 +105,15 @@ int ARGBToI422(const uint8* src_argb, int src_stride_argb,
}
}
}
#elif defined(HAS_ARGBTOYROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
if (width > 8) {
ARGBToYRow = ARGBToYRow_Any_NEON;
}
if (IS_ALIGNED(width, 8)) {
ARGBToYRow = ARGBToYRow_NEON;
}
}
#endif
for (int y = 0; y < height; ++y) {

36
source/format_conversion.cc
View File

@ -299,22 +299,33 @@ int BayerToI420(const uint8* src_bayer, int src_stride_bayer,
uint8* dst_argb, int pix);
void (*BayerRow1)(const uint8* src_bayer, int src_stride_bayer,
uint8* dst_argb, int pix);
void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) =
ARGBToYRow_C;
void (*ARGBToUVRow)(const uint8* src_argb0, int src_stride_argb,
uint8* dst_u, uint8* dst_v, int width) = ARGBToUVRow_C;
SIMD_ALIGNED(uint8 row[kMaxStride * 2]);
void (*ARGBToYRow)(const uint8* src_argb, uint8* dst_y, int pix) =
ARGBToYRow_C;
#if defined(HAS_ARGBTOYROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) &&
IS_ALIGNED(width, 16) &&
IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
ARGBToYRow = ARGBToYRow_SSSE3;
if (TestCpuFlag(kCpuHasSSSE3)) {
if (width > 16) {
ARGBToUVRow = ARGBToUVRow_Any_SSSE3;
ARGBToYRow = ARGBToYRow_Any_SSSE3;
}
if (IS_ALIGNED(width, 16)) {
ARGBToUVRow = ARGBToUVRow_SSSE3;
ARGBToYRow = ARGBToYRow_Unaligned_SSSE3;
if (IS_ALIGNED(dst_y, 16) && IS_ALIGNED(dst_stride_y, 16)) {
ARGBToYRow = ARGBToYRow_SSSE3;
}
}
}
#endif
#if defined(HAS_ARGBTOUVROW_SSSE3)
if (TestCpuFlag(kCpuHasSSSE3) && IS_ALIGNED(width, 16)) {
ARGBToUVRow = ARGBToUVRow_SSSE3;
#elif defined(HAS_ARGBTOYROW_NEON)
if (TestCpuFlag(kCpuHasNEON)) {
if (width > 8) {
ARGBToYRow = ARGBToYRow_Any_NEON;
}
if (IS_ALIGNED(width, 8)) {
ARGBToYRow = ARGBToYRow_NEON;
}
}
#endif
@ -339,6 +350,7 @@ int BayerToI420(const uint8* src_bayer, int src_stride_bayer,
return -1; // Bad FourCC
}
SIMD_ALIGNED(uint8 row[kMaxStride * 2]);
for (int y = 0; y < height - 1; y += 2) {
BayerRow0(src_bayer, src_stride_bayer, row, width);
BayerRow1(src_bayer + src_stride_bayer, -src_stride_bayer,