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| author | Michael Niedermayer <michaelni@gmx.at> | 2013-04-15 03:16:14 +0200 |
|---|---|---|
| committer | Michael Niedermayer <michaelni@gmx.at> | 2013-04-15 03:19:52 +0200 |
| commit | 920dd84bf1f0d64598b86330d6adc983c7efc74f (patch) | |
| tree | 4b334174a87d5d6ccd26815f53acbf1c73c0c02a /libswscale/x86 | |
| parent | a37fd7f9578d2dfbe20a109aae91e5f0a4b58874 (diff) | |
| download | ffmpeg-streaming-920dd84bf1f0d64598b86330d6adc983c7efc74f.zip ffmpeg-streaming-920dd84bf1f0d64598b86330d6adc983c7efc74f.tar.gz | |
sws/x86: remove 8bit rgb2yuv coefficient case for rgb24toyv12 special converter
This simplifies the code and improves quality at the expense of a slight
slowdown of a rarely used function (no fate test uses it).
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
Diffstat (limited to 'libswscale/x86')
| -rw-r--r-- | libswscale/x86/rgb2rgb.c | 1 | ||||
| -rw-r--r-- | libswscale/x86/rgb2rgb_template.c | 8 | ||||
| -rw-r--r-- | libswscale/x86/swscale.c | 7 |
3 files changed, 1 insertions, 15 deletions
diff --git a/libswscale/x86/rgb2rgb.c b/libswscale/x86/rgb2rgb.c index 1e20176..986afc4 100644 --- a/libswscale/x86/rgb2rgb.c +++ b/libswscale/x86/rgb2rgb.c @@ -76,7 +76,6 @@ DECLARE_ASM_CONST(8, uint64_t, mul15_mid) = 0x4200420042004200ULL; DECLARE_ASM_CONST(8, uint64_t, mul15_hi) = 0x0210021002100210ULL; DECLARE_ASM_CONST(8, uint64_t, mul16_mid) = 0x2080208020802080ULL; -#define RGB2YUV_SHIFT 8 #define BY ((int)( 0.098*(1<<RGB2YUV_SHIFT)+0.5)) #define BV ((int)(-0.071*(1<<RGB2YUV_SHIFT)+0.5)) #define BU ((int)( 0.439*(1<<RGB2YUV_SHIFT)+0.5)) diff --git a/libswscale/x86/rgb2rgb_template.c b/libswscale/x86/rgb2rgb_template.c index 8c6fb0c..68e2821 100644 --- a/libswscale/x86/rgb2rgb_template.c +++ b/libswscale/x86/rgb2rgb_template.c @@ -1641,12 +1641,10 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_ "pmaddwd %%mm6, %%mm1 \n\t" "pmaddwd %%mm6, %%mm2 \n\t" "pmaddwd %%mm6, %%mm3 \n\t" -#ifndef FAST_BGR2YV12 "psrad $8, %%mm0 \n\t" "psrad $8, %%mm1 \n\t" "psrad $8, %%mm2 \n\t" "psrad $8, %%mm3 \n\t" -#endif "packssdw %%mm1, %%mm0 \n\t" "packssdw %%mm3, %%mm2 \n\t" "pmaddwd %%mm5, %%mm0 \n\t" @@ -1666,12 +1664,10 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_ "pmaddwd %%mm6, %%mm1 \n\t" "pmaddwd %%mm6, %%mm2 \n\t" "pmaddwd %%mm6, %%mm3 \n\t" -#ifndef FAST_BGR2YV12 "psrad $8, %%mm4 \n\t" "psrad $8, %%mm1 \n\t" "psrad $8, %%mm2 \n\t" "psrad $8, %%mm3 \n\t" -#endif "packssdw %%mm1, %%mm4 \n\t" "packssdw %%mm3, %%mm2 \n\t" "pmaddwd %%mm5, %%mm4 \n\t" @@ -1752,12 +1748,10 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_ "pmaddwd %%mm2, %%mm3 \n\t" "pmaddwd %%mm6, %%mm0 \n\t" "pmaddwd %%mm6, %%mm2 \n\t" -#ifndef FAST_BGR2YV12 "psrad $8, %%mm0 \n\t" "psrad $8, %%mm1 \n\t" "psrad $8, %%mm2 \n\t" "psrad $8, %%mm3 \n\t" -#endif "packssdw %%mm2, %%mm0 \n\t" "packssdw %%mm3, %%mm1 \n\t" "pmaddwd %%mm5, %%mm0 \n\t" @@ -1814,12 +1808,10 @@ static inline void RENAME(rgb24toyv12)(const uint8_t *src, uint8_t *ydst, uint8_ "pmaddwd %%mm2, %%mm3 \n\t" "pmaddwd %%mm6, %%mm4 \n\t" "pmaddwd %%mm6, %%mm2 \n\t" -#ifndef FAST_BGR2YV12 "psrad $8, %%mm4 \n\t" "psrad $8, %%mm1 \n\t" "psrad $8, %%mm2 \n\t" "psrad $8, %%mm3 \n\t" -#endif "packssdw %%mm2, %%mm4 \n\t" "packssdw %%mm3, %%mm1 \n\t" "pmaddwd %%mm5, %%mm4 \n\t" diff --git a/libswscale/x86/swscale.c b/libswscale/x86/swscale.c index 179d882..961b622 100644 --- a/libswscale/x86/swscale.c +++ b/libswscale/x86/swscale.c @@ -58,15 +58,10 @@ DECLARE_ALIGNED(8, const uint64_t, ff_M24A) = 0x00FF0000FF0000FFLL; DECLARE_ALIGNED(8, const uint64_t, ff_M24B) = 0xFF0000FF0000FF00LL; DECLARE_ALIGNED(8, const uint64_t, ff_M24C) = 0x0000FF0000FF0000LL; -#ifdef FAST_BGR2YV12 -DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000000210041000DULL; -DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000FFEEFFDC0038ULL; -DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00000038FFD2FFF8ULL; -#else DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YCoeff) = 0x000020E540830C8BULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UCoeff) = 0x0000ED0FDAC23831ULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2VCoeff) = 0x00003831D0E6F6EAULL; -#endif /* FAST_BGR2YV12 */ + DECLARE_ALIGNED(8, const uint64_t, ff_bgr2YOffset) = 0x1010101010101010ULL; DECLARE_ALIGNED(8, const uint64_t, ff_bgr2UVOffset) = 0x8080808080808080ULL; DECLARE_ALIGNED(8, const uint64_t, ff_w1111) = 0x0001000100010001ULL; |
