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Unified Diff: source/row_neon.cc

Issue 1413763017: ARMv7 Neon version of I420AlphaToARGB (Closed) Base URL: https://chromium.googlesource.com/libyuv/libyuv@master
Patch Set: port i422alphatoargb to neon64 Created 5 years, 1 month ago
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Index: source/row_neon.cc
diff --git a/source/row_neon.cc b/source/row_neon.cc
index ae8c15062e3ef9323705dff3fbc2c048b8d810e5..256785ddd3af54fa890d0f0c8cb45ba269f0d0bf 100644
--- a/source/row_neon.cc
+++ b/source/row_neon.cc
@@ -142,11 +142,11 @@ void I444ToARGBRow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READYUV444
YUVTORGB
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(3)
"vst4.8 {d20, d21, d22, d23}, [%3]! \n"
"bgt 1b \n"
@@ -172,11 +172,11 @@ void I422ToARGBRow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READYUV422
YUVTORGB
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(3)
"vst4.8 {d20, d21, d22, d23}, [%3]! \n"
"bgt 1b \n"
@@ -194,6 +194,39 @@ void I422ToARGBRow_NEON(const uint8* src_y,
);
}
+void I422AlphaToARGBRow_NEON(const uint8* src_y,
+ const uint8* src_u,
+ const uint8* src_v,
+ const uint8* src_a,
+ uint8* dst_argb,
+ const struct YuvConstants* yuvconstants,
+ int width) {
+ asm volatile (
+ YUVTORGB_SETUP
+ "1: \n"
+ READYUV422
+ YUVTORGB
+ "subs %5, %5, #8 \n"
+ MEMACCESS(3)
+ "vld1.8 {d23}, [%3]! \n"
+ MEMACCESS(4)
+ "vst4.8 {d20, d21, d22, d23}, [%4]! \n"
+ "bgt 1b \n"
+ : "+r"(src_y), // %0
+ "+r"(src_u), // %1
+ "+r"(src_v), // %2
+ "+r"(src_a), // %3
+ "+r"(dst_argb), // %4
+ "+r"(width) // %5
+ : [kUVToRB]"r"(&yuvconstants->kUVToRB),
+ [kUVToG]"r"(&yuvconstants->kUVToG),
+ [kUVBiasBGR]"r"(&yuvconstants->kUVBiasBGR),
+ [kYToRgb]"r"(&yuvconstants->kYToRgb)
+ : "cc", "memory", "q0", "q1", "q2", "q3", "q4",
+ "q8", "q9", "q10", "q11", "q12", "q13", "q14", "q15"
+ );
+}
+
void I411ToARGBRow_NEON(const uint8* src_y,
const uint8* src_u,
const uint8* src_v,
@@ -202,11 +235,11 @@ void I411ToARGBRow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READYUV411
YUVTORGB
"subs %4, %4, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(3)
"vst4.8 {d20, d21, d22, d23}, [%3]! \n"
"bgt 1b \n"
@@ -232,11 +265,11 @@ void I422ToRGBARow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d19, #255 \n"
"1: \n"
READYUV422
YUVTORGB
"subs %4, %4, #8 \n"
- "vmov.u8 d19, #255 \n"
MEMACCESS(3)
"vst4.8 {d19, d20, d21, d22}, [%3]! \n"
"bgt 1b \n"
@@ -417,11 +450,11 @@ void I400ToARGBRow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READYUV400
YUVTORGB
"subs %2, %2, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(1)
"vst4.8 {d20, d21, d22, d23}, [%1]! \n"
"bgt 1b \n"
@@ -466,11 +499,11 @@ void NV12ToARGBRow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READNV12
YUVTORGB
"subs %3, %3, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(2)
"vst4.8 {d20, d21, d22, d23}, [%2]! \n"
"bgt 1b \n"
@@ -494,11 +527,11 @@ void NV21ToARGBRow_NEON(const uint8* src_y,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READNV21
YUVTORGB
"subs %3, %3, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(2)
"vst4.8 {d20, d21, d22, d23}, [%2]! \n"
"bgt 1b \n"
@@ -549,11 +582,11 @@ void YUY2ToARGBRow_NEON(const uint8* src_yuy2,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READYUY2
YUVTORGB
"subs %2, %2, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(1)
"vst4.8 {d20, d21, d22, d23}, [%1]! \n"
"bgt 1b \n"
@@ -575,11 +608,11 @@ void UYVYToARGBRow_NEON(const uint8* src_uyvy,
int width) {
asm volatile (
YUVTORGB_SETUP
+ "vmov.u8 d23, #255 \n"
"1: \n"
READUYVY
YUVTORGB
"subs %2, %2, #8 \n"
- "vmov.u8 d23, #255 \n"
MEMACCESS(1)
"vst4.8 {d20, d21, d22, d23}, [%1]! \n"
"bgt 1b \n"
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