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nv12 odd width support using SIMD for remainder

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BUG=libyuv:448
TESTED=NV21ToRGB565_Any etc
R=harryjin@google.com

Review URL: https://webrtc-codereview.appspot.com/53689004.
This commit is contained in:
Frank Barchard 2015-06-12 16:07:20 -07:00
parent cae07fb0e0
commit 242cb2554c
1 changed files with 23 additions and 26 deletions
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49
source/row_any.cc
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@ -14,14 +14,13 @@
#include "libyuv/basic_types.h"
#ifdef __cplusplus
namespace libyuv {
extern "C" {
#endif
// Subsampling source needs to be increase by 1 of not even.
#define SS(width, shift) ((width) + (1 << shift) - 1) >> shift
#define SS(width, shift) (((width) + (1 << (shift)) - 1) >> (shift))
// YUV to RGB does multiple of 8 with SIMD and remainder with C.
#define YANY(NAMEANY, I420TORGB_SIMD, UVSHIFT, BPP, MASK) \
@ -33,7 +32,6 @@ extern "C" {
} \
if (width & MASK) { \
SIMD_ALIGNED(uint8 temp[64 * 4]); \
memset(temp, 0, 64 * 4); /* for valgrind */ \
memcpy(temp, y_buf + n, width & MASK); \
memcpy(temp + 64, u_buf + (n >> UVSHIFT), SS(width & MASK, UVSHIFT)); \
memcpy(temp + 128, v_buf + (n >> UVSHIFT), SS(width & MASK, UVSHIFT)); \
@ -120,49 +118,48 @@ YANY(I422ToUYVYRow_Any_NEON, I422ToUYVYRow_NEON, 1, 2, 15)
#undef YANY
// Wrappers to handle odd width
#define NV2NY(NAMEANY, NV12TORGB_SIMD, NV12TORGB_C, UV_SHIFT, BPP, MASK) \
#define BANY(NAMEANY, NV12TORGB_SIMD, UVSHIFT, BPP, MASK) \
void NAMEANY(const uint8* y_buf, const uint8* uv_buf, \
uint8* rgb_buf, int width) { \
int n = width & ~MASK; \
if (n > 0) { \
NV12TORGB_SIMD(y_buf, uv_buf, rgb_buf, n); \
} \
NV12TORGB_C(y_buf + n, \
uv_buf + (n >> UV_SHIFT), \
rgb_buf + n * BPP, width & MASK); \
if (width & MASK) { \
SIMD_ALIGNED(uint8 temp[64 * 3]); \
memcpy(temp, y_buf + n, width & MASK); \
memcpy(temp + 64, uv_buf + (n >> UVSHIFT) * 2, \
SS(width & MASK, UVSHIFT) * 2); \
NV12TORGB_SIMD(temp, temp + 64, temp + 128, MASK + 1); \
memcpy(rgb_buf + n * BPP, temp + 128, (width & MASK) * BPP); \
} \
}
#ifdef HAS_NV12TOARGBROW_SSSE3
NV2NY(NV12ToARGBRow_Any_SSSE3, NV12ToARGBRow_SSSE3, NV12ToARGBRow_C, 0, 4, 7)
NV2NY(NV21ToARGBRow_Any_SSSE3, NV21ToARGBRow_SSSE3, NV21ToARGBRow_C, 0, 4, 7)
BANY(NV12ToARGBRow_Any_SSSE3, NV12ToARGBRow_SSSE3, 1, 4, 7)
BANY(NV21ToARGBRow_Any_SSSE3, NV21ToARGBRow_SSSE3, 1, 4, 7)
#endif
#ifdef HAS_NV12TOARGBROW_AVX2
NV2NY(NV12ToARGBRow_Any_AVX2, NV12ToARGBRow_AVX2, NV12ToARGBRow_C, 0, 4, 15)
NV2NY(NV21ToARGBRow_Any_AVX2, NV21ToARGBRow_AVX2, NV21ToARGBRow_C, 0, 4, 15)
BANY(NV12ToARGBRow_Any_AVX2, NV12ToARGBRow_AVX2, 1, 4, 15)
BANY(NV21ToARGBRow_Any_AVX2, NV21ToARGBRow_AVX2, 1, 4, 15)
#endif
#ifdef HAS_NV12TOARGBROW_NEON
NV2NY(NV12ToARGBRow_Any_NEON, NV12ToARGBRow_NEON, NV12ToARGBRow_C, 0, 4, 7)
NV2NY(NV21ToARGBRow_Any_NEON, NV21ToARGBRow_NEON, NV21ToARGBRow_C, 0, 4, 7)
BANY(NV12ToARGBRow_Any_NEON, NV12ToARGBRow_NEON, 1, 4, 7)
BANY(NV21ToARGBRow_Any_NEON, NV21ToARGBRow_NEON, 1, 4, 7)
#endif
#ifdef HAS_NV12TORGB565ROW_SSSE3
NV2NY(NV12ToRGB565Row_Any_SSSE3, NV12ToRGB565Row_SSSE3, NV12ToRGB565Row_C,
0, 2, 7)
NV2NY(NV21ToRGB565Row_Any_SSSE3, NV21ToRGB565Row_SSSE3, NV21ToRGB565Row_C,
0, 2, 7)
BANY(NV12ToRGB565Row_Any_SSSE3, NV12ToRGB565Row_SSSE3, 1, 2, 7)
BANY(NV21ToRGB565Row_Any_SSSE3, NV21ToRGB565Row_SSSE3, 1, 2, 7)
#endif
#ifdef HAS_NV12TORGB565ROW_AVX2
NV2NY(NV12ToRGB565Row_Any_AVX2, NV12ToRGB565Row_AVX2, NV12ToRGB565Row_C,
0, 2, 15)
NV2NY(NV21ToRGB565Row_Any_AVX2, NV21ToRGB565Row_AVX2, NV21ToRGB565Row_C,
0, 2, 15)
BANY(NV12ToRGB565Row_Any_AVX2, NV12ToRGB565Row_AVX2, 1, 2, 15)
BANY(NV21ToRGB565Row_Any_AVX2, NV21ToRGB565Row_AVX2, 1, 2, 15)
#endif
#ifdef HAS_NV12TORGB565ROW_NEON
NV2NY(NV12ToRGB565Row_Any_NEON, NV12ToRGB565Row_NEON, NV12ToRGB565Row_C,
0, 2, 7)
NV2NY(NV21ToRGB565Row_Any_NEON, NV21ToRGB565Row_NEON, NV21ToRGB565Row_C,
0, 2, 7)
BANY(NV12ToRGB565Row_Any_NEON, NV12ToRGB565Row_NEON, 1, 2, 7)
BANY(NV21ToRGB565Row_Any_NEON, NV21ToRGB565Row_NEON, 1, 2, 7)
#endif
#undef NVANY
#undef BANY
#define RGBANY(NAMEANY, ARGBTORGB_SIMD, ARGBTORGB_C, SBPP, BPP, MASK) \
void NAMEANY(const uint8* src, uint8* dst, int width) { \