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Refactor code for upcoming alpha patches. 

Patch by Cédric Schieli, cschieli A gmail

Originally committed as revision 28741 to svn://svn.mplayerhq.hu/mplayer/trunk/libswscale
This commit is contained in:
Cédric Schieli 2009-02-27 20:44:59 +00:00 committed by Carl Eugen Hoyos
parent 0f485a9c8b
commit 771ac0de04
1 changed files with 42 additions and 40 deletions
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82
libswscale/yuv2rgb_template.c
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@ -396,6 +396,47 @@ static inline int RENAME(yuv420_rgb24)(SwsContext *c, uint8_t* src[], int srcStr
YUV2RGB_ENDLOOP(3)
}
#define RGB_PLANAR2PACKED32 \
/* convert RGB plane to RGB packed format, \
mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> A, \
mm4 -> GB, mm5 -> AR pixel 4-7, \
mm6 -> GB, mm7 -> AR pixel 0-3 */ \
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \
"movq %%mm1, %%mm7;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ \
\
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \
"movq %%mm1, %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ \
\
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \
"punpcklbw %%mm3, %%mm7;" /* A3 R3 A2 R2 A1 R1 A0 R0 */ \
\
"punpcklwd %%mm7, %%mm6;" /* A1 R1 B1 G1 A0 R0 B0 G0 */ \
MOVNTQ " %%mm6, (%1);" /* Store ARGB1 ARGB0 */ \
\
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ \
\
"punpckhwd %%mm7, %%mm6;" /* A3 R3 G3 B3 A2 R2 B3 G2 */ \
MOVNTQ " %%mm6, 8 (%1);" /* Store ARGB3 ARGB2 */ \
\
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ \
"punpckhbw %%mm3, %%mm5;" /* A7 R7 A6 R6 A5 R5 A4 R4 */ \
\
"punpcklwd %%mm5, %%mm4;" /* A5 R5 B5 G5 A4 R4 B4 G4 */ \
MOVNTQ " %%mm4, 16 (%1);" /* Store ARGB5 ARGB4 */ \
\
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ \
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ \
\
"punpckhwd %%mm5, %%mm4;" /* A7 R7 G7 B7 A6 R6 B6 G6 */ \
MOVNTQ " %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */ \
\
"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ \
"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ \
\
"pxor %%mm4, %%mm4;" /* zero mm4 */ \
"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ \
static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStride[], int srcSliceY,
int srcSliceH, uint8_t* dst[], int dstStride[]){
int y, h_size;
@ -405,47 +446,8 @@ static inline int RENAME(yuv420_rgb32)(SwsContext *c, uint8_t* src[], int srcStr
YUV2RGB_INIT
YUV2RGB
/* convert RGB plane to RGB packed format,
mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> 0,
mm4 -> GB, mm5 -> AR pixel 4-7,
mm6 -> GB, mm7 -> AR pixel 0-3 */
"pxor %%mm3, %%mm3;" /* zero mm3 */
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"movq %%mm1, %%mm7;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"movq %%mm1, %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */
"punpcklbw %%mm3, %%mm7;" /* 00 R3 00 R2 00 R1 00 R0 */
"punpcklwd %%mm7, %%mm6;" /* 00 R1 B1 G1 00 R0 B0 G0 */
MOVNTQ " %%mm6, (%1);" /* Store ARGB1 ARGB0 */
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */
"punpckhwd %%mm7, %%mm6;" /* 00 R3 G3 B3 00 R2 B3 G2 */
MOVNTQ " %%mm6, 8 (%1);" /* Store ARGB3 ARGB2 */
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */
"punpckhbw %%mm3, %%mm5;" /* 00 R7 00 R6 00 R5 00 R4 */
"punpcklwd %%mm5, %%mm4;" /* 00 R5 B5 G5 00 R4 B4 G4 */
MOVNTQ " %%mm4, 16 (%1);" /* Store ARGB5 ARGB4 */
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */
"punpckhwd %%mm5, %%mm4;" /* 00 R7 G7 B7 00 R6 B6 G6 */
MOVNTQ " %%mm4, 24 (%1);" /* Store ARGB7 ARGB6 */
"movd 4 (%2, %0), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"movd 4 (%3, %0), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"pxor %%mm4, %%mm4;" /* zero mm4 */
"movq 8 (%5, %0, 2), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
RGB_PLANAR2PACKED32
YUV2RGB_ENDLOOP(4)
}