coffee/libyuv
1
0
Fork 0
mirror of https://chromium.googlesource.com/libyuv/libyuv synced 2025-12-06 16:56:55 +08:00
Code Issues Packages Projects Releases Wiki Activity

Make Yvu vs Yuv use same code and structure but pass in a different version of the matrix

Browse Source 
BUG=396
TESTED=ncval
R=harryjin@google.com

Review URL: https://webrtc-codereview.appspot.com/34979004

git-svn-id: http://libyuv.googlecode.com/svn/trunk@1266 16f28f9a-4ce2-e073-06de-1de4eb20be90
This commit is contained in:
fbarchard@google.com 2015-02-06 00:29:08 +00:00
parent 6c200c5924
commit cf925c50bc
3 changed files with 16 additions and 38 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: 1264
Version: 1265
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 1264
#define LIBYUV_VERSION 1265
#endif // INCLUDE_LIBYUV_VERSION_H_ NOLINT

50
source/row_posix.cc
View File

@ -1430,7 +1430,7 @@ void RGBAToUVRow_SSSE3(const uint8* src_rgba0, int src_stride_rgba,
#define BG (UG * 128 + VG * 128 - YGB)
#define BR ( VR * 128 - YGB)
struct {
struct YuvConstants {
vec8 kUVToB; // 0
vec8 kUVToG; // 16
vec8 kUVToR; // 32
@ -1438,20 +1438,26 @@ struct {
vec16 kUVBiasG; // 64
vec16 kUVBiasR; // 80
vec16 kYToRgb; // 96
vec8 kVUToB; // 112
vec8 kVUToG; // 128
vec8 kVUToR; // 144
} static SIMD_ALIGNED(kYuvConstants) = {
};
static YuvConstants SIMD_ALIGNED(kYuvConstants) = {
{ UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0 },
{ UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG },
{ 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR },
{ BB, BB, BB, BB, BB, BB, BB, BB },
{ BG, BG, BG, BG, BG, BG, BG, BG },
{ BR, BR, BR, BR, BR, BR, BR, BR },
{ YG, YG, YG, YG, YG, YG, YG, YG },
{ YG, YG, YG, YG, YG, YG, YG, YG }
};
static YuvConstants SIMD_ALIGNED(kYvuConstants) = {
{ 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB, 0, UB },
{ VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG, VG, UG },
{ VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0, VR, 0 }
{ BB, BB, BB, BB, BB, BB, BB, BB },
{ BG, BG, BG, BG, BG, BG, BG, BG },
{ BR, BR, BR, BR, BR, BR, BR, BR },
{ YG, YG, YG, YG, YG, YG, YG, YG }
};
// Read 8 UV from 411
@ -1512,34 +1518,6 @@ struct {
"packuswb %%xmm1,%%xmm1 \n" \
"packuswb %%xmm2,%%xmm2 \n"
// Convert 8 pixels: 8 VU and 8 Y
#define YVUTORGB \
"movdqa %%xmm0,%%xmm1 \n" \
"movdqa %%xmm0,%%xmm2 \n" \
"movdqa %%xmm0,%%xmm3 \n" \
"movdqa " MEMACCESS2(48, [kYuvConstants]) ",%%xmm0 \n" \
"pmaddubsw " MEMACCESS2(112, [kYuvConstants]) ",%%xmm1 \n" \
"psubw %%xmm1,%%xmm0 \n" \
"movdqa " MEMACCESS2(64, [kYuvConstants]) ",%%xmm1 \n" \
"pmaddubsw " MEMACCESS2(128, [kYuvConstants]) ",%%xmm2 \n" \
"psubw %%xmm2,%%xmm1 \n" \
"movdqa " MEMACCESS2(80, [kYuvConstants]) ",%%xmm2 \n" \
"pmaddubsw " MEMACCESS2(144, [kYuvConstants]) ",%%xmm3 \n" \
"psubw %%xmm3,%%xmm2 \n" \
"movq " MEMACCESS([y_buf]) ",%%xmm3 \n" \
"lea " MEMLEA(0x8, [y_buf]) ",%[y_buf] \n" \
"punpcklbw %%xmm3,%%xmm3 \n" \
"pmulhuw " MEMACCESS2(96, [kYuvConstants]) ",%%xmm3 \n" \
"paddsw %%xmm3,%%xmm0 \n" \
"paddsw %%xmm3,%%xmm1 \n" \
"paddsw %%xmm3,%%xmm2 \n" \
"psraw $0x6,%%xmm0 \n" \
"psraw $0x6,%%xmm1 \n" \
"psraw $0x6,%%xmm2 \n" \
"packuswb %%xmm0,%%xmm0 \n" \
"packuswb %%xmm1,%%xmm1 \n" \
"packuswb %%xmm2,%%xmm2 \n"
void OMITFP I444ToARGBRow_SSSE3(const uint8* y_buf,
const uint8* u_buf,
const uint8* v_buf,
@ -1767,7 +1745,7 @@ void OMITFP NV21ToARGBRow_SSSE3(const uint8* y_buf,
LABELALIGN
"1: \n"
READNV12
YVUTORGB
YUVTORGB
"punpcklbw %%xmm1,%%xmm0 \n"
"punpcklbw %%xmm5,%%xmm2 \n"
"movdqa %%xmm0,%%xmm1 \n"
@ -1782,7 +1760,7 @@ void OMITFP NV21ToARGBRow_SSSE3(const uint8* y_buf,
[uv_buf]"+r"(uv_buf), // %[uv_buf]
[dst_argb]"+r"(dst_argb), // %[dst_argb]
[width]"+rm"(width) // %[width]
: [kYuvConstants]"r"(&kYuvConstants.kUVToB) // %[kYuvConstants]
: [kYuvConstants]"r"(&kYvuConstants.kUVToB) // %[kYuvConstants]
// Does not use r14.
: "memory", "cc", "xmm0", "xmm1", "xmm2", "xmm3", "xmm5"
);