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ffmpeg.wasm-core
Commit 574406bb authored by Michael Niedermayer's avatar Michael Niedermayer
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common code moved to a #define 

added bgr24 output support

Originally committed as revision 2735 to svn://svn.mplayerhq.hu/mplayer/trunk/postproc
parent 6611aa83
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Showing with 227 additions and 187 deletions
postproc/yuv2rgb_template.c
View file @ 574406bb
...@@ -69,6 +69,81 @@ uint64_t mmx_blueshift = 0x03; ...@@ -69,6 +69,81 @@ uint64_t mmx_blueshift = 0x03;
#define EMMS "emms;" #define EMMS "emms;"
#endif #endif
#define YUV2RGB \
/* Do the multiply part of the conversion for even and odd pixels,
register usage:
mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
mm6 -> Y even, mm7 -> Y odd */\
/* convert the chroma part */\
"punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \
"punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \
\
"psubsw mmx_80w, %%mm0;" /* Cb -= 128 */ \
"psubsw mmx_80w, %%mm1;" /* Cr -= 128 */ \
\
"psllw $3, %%mm0;" /* Promote precision */ \
"psllw $3, %%mm1;" /* Promote precision */ \
\
"movq %%mm0, %%mm2;" /* Copy 4 Cb 00 u3 00 u2 00 u1 00 u0 */ \
"movq %%mm1, %%mm3;" /* Copy 4 Cr 00 v3 00 v2 00 v1 00 v0 */ \
\
"pmulhw mmx_U_green, %%mm2;" /* Mul Cb with green coeff -> Cb green */ \
"pmulhw mmx_V_green, %%mm3;" /* Mul Cr with green coeff -> Cr green */ \
\
"pmulhw mmx_U_blue, %%mm0;" /* Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0 */\
"pmulhw mmx_V_red, %%mm1;" /* Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0 */\
\
"paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */\
\
/* convert the luma part */\
"psubusb mmx_10w, %%mm6;" /* Y -= 16 */\
\
"movq %%mm6, %%mm7;" /* Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */\
"pand mmx_00ffw, %%mm6;" /* get Y even 00 Y6 00 Y4 00 Y2 00 Y0 */\
\
"psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */\
\
"psllw $3, %%mm6;" /* Promote precision */\
"psllw $3, %%mm7;" /* Promote precision */\
\
"pmulhw mmx_Y_coeff, %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */\
"pmulhw mmx_Y_coeff, %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */\
\
/* Do the addition part of the conversion for even and odd pixels,
register usage:
mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
mm6 -> Y even, mm7 -> Y odd */\
"movq %%mm0, %%mm3;" /* Copy Cblue */\
"movq %%mm1, %%mm4;" /* Copy Cred */\
"movq %%mm2, %%mm5;" /* Copy Cgreen */\
\
"paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */\
"paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */\
\
"paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */\
"paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */\
\
"paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */\
"paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */\
\
/* Limit RGB even to 0..255 */\
"packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0 B6 B4 B2 B0 */\
"packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0 R6 R4 R2 R0 */\
"packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0 G6 G4 G2 G0 */\
\
/* Limit RGB odd to 0..255 */\
"packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1 B7 B5 B3 B1 */\
"packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1 R7 R5 R3 R1 */\
"packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1 G7 G5 G3 G1 */\
\
/* Interleave RGB even and odd */\
"punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */\
"punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */\
"punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */\
static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py, static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py,
uint8_t * pu, uint8_t * pv, uint8_t * pu, uint8_t * pv,
int h_size, int v_size, int h_size, int v_size,
...@@ -87,9 +162,9 @@ static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py, ...@@ -87,9 +162,9 @@ static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py,
/* load data for start of next scan line */ /* load data for start of next scan line */
__asm__ __volatile__ ( __asm__ __volatile__ (
"movd (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ "movd (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"movd (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ "movd (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"movq (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ "movq (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
: : "r" (_py), "r" (_pu), "r" (_pv)); : : "r" (_py), "r" (_pu), "r" (_pv));
...@@ -98,117 +173,154 @@ static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py, ...@@ -98,117 +173,154 @@ static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py,
pixels in each iteration */ pixels in each iteration */
__asm__ __volatile__ ( __asm__ __volatile__ (
/* Do the multiply part of the conversion for even and odd pixels, YUV2RGB
register usage:
mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
mm6 -> Y even, mm7 -> Y odd */
/* convert the chroma part */
"punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */
"punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */
"psubsw mmx_80w, %%mm0;" /* Cb -= 128 */
"psubsw mmx_80w, %%mm1;" /* Cr -= 128 */
"psllw $3, %%mm0;" /* Promote precision */
"psllw $3, %%mm1;" /* Promote precision */
"movq %%mm0, %%mm2;" /* Copy 4 Cb 00 u3 00 u2 00 u1 00 u0 */
"movq %%mm1, %%mm3;" /* Copy 4 Cr 00 v3 00 v2 00 v1 00 v0 */
"pmulhw mmx_U_green, %%mm2;" /* Mul Cb with green coeff -> Cb green */
"pmulhw mmx_V_green, %%mm3;" /* Mul Cr with green coeff -> Cr green */
"pmulhw mmx_U_blue, %%mm0;" /* Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0 */ /* mask unneeded bits off */
"pmulhw mmx_V_red, %%mm1;" /* Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0 */ "pand mmx_redmask, %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */
"pand mmx_grnmask, %%mm2;" /* g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0 */
"pand mmx_redmask, %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */
"paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */ "psrlw mmx_blueshift,%%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */
"pxor %%mm4, %%mm4;" /* zero mm4 */
/* convert the luma part */ "movq %%mm0, %%mm5;" /* Copy B7-B0 */
"psubusb mmx_10w, %%mm6;" /* Y -= 16 */ "movq %%mm2, %%mm7;" /* Copy G7-G0 */
"movq %%mm6, %%mm7;" /* Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ /* convert rgb24 plane to rgb16 pack for pixel 0-3 */
"pand mmx_00ffw, %%mm6;" /* get Y even 00 Y6 00 Y4 00 Y2 00 Y0 */ "punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */
"punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
"psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */ "psllw mmx_blueshift,%%mm2;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */
"por %%mm2, %%mm0;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
"psllw $3, %%mm6;" /* Promote precision */ "movq 8 (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
"psllw $3, %%mm7;" /* Promote precision */ MOVNTQ " %%mm0, (%3);" /* store pixel 0-3 */
"pmulhw mmx_Y_coeff, %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */ /* convert rgb24 plane to rgb16 pack for pixel 0-3 */
"pmulhw mmx_Y_coeff, %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */ "punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */
"punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */
/* Do the addition part of the conversion for even and odd pixels, "psllw mmx_blueshift,%%mm7;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */
register usage: "movd 4 (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
mm6 -> Y even, mm7 -> Y odd */
"movq %%mm0, %%mm3;" /* Copy Cblue */
"movq %%mm1, %%mm4;" /* Copy Cred */
"movq %%mm2, %%mm5;" /* Copy Cgreen */
"paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */ "por %%mm7, %%mm5;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
"paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */ "movd 4 (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */ MOVNTQ " %%mm5, 8 (%3);" /* store pixel 4-7 */
"paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */ : : "r" (_py), "r" (_pu), "r" (_pv), "r" (_image));
"paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */ _py += 8;
"paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */ _pu += 4;
_pv += 4;
_image += 16;
}
/* Limit RGB even to 0..255 */ if (!even) {
"packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0 B6 B4 B2 B0 */ pu += uv_stride;
"packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0 R6 R4 R2 R0 */ pv += uv_stride;
"packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0 G6 G4 G2 G0 */ }
/* Limit RGB odd to 0..255 */ py += y_stride;
"packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1 B7 B5 B3 B1 */ image += rgb_stride;
"packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1 R7 R5 R3 R1 */
"packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1 G7 G5 G3 G1 */
/* Interleave RGB even and odd */ even = (!even);
"punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ }
"punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */
/* mask unneeded bits off */ __asm__ __volatile__ (EMMS);
"pand mmx_redmask, %%mm0;" /* b7b6b5b4 b3_0_0_0 b7b6b5b4 b3_0_0_0 */ }
"pand mmx_grnmask, %%mm2;" /* g7g6g5g4 g3g2_0_0 g7g6g5g4 g3g2_0_0 */
"pand mmx_redmask, %%mm1;" /* r7r6r5r4 r3_0_0_0 r7r6r5r4 r3_0_0_0 */
"psrlw mmx_blueshift,%%mm0;" /* 0_0_0_b7 b6b5b4b3 0_0_0_b7 b6b5b4b3 */ static void yuv420_rgb24_mmx (uint8_t * image, uint8_t * py,
"pxor %%mm4, %%mm4;" /* zero mm4 */ uint8_t * pu, uint8_t * pv,
int h_size, int v_size,
int rgb_stride, int y_stride, int uv_stride)
{
int even = 1;
int x, y;
"movq %%mm0, %%mm5;" /* Copy B7-B0 */ __asm__ __volatile__ ("pxor %mm4, %mm4;" /* zero mm4 */ );
"movq %%mm2, %%mm7;" /* Copy G7-G0 */
/* convert rgb24 plane to rgb16 pack for pixel 0-3 */ for (y = v_size; --y >= 0; ) {
"punpcklbw %%mm4, %%mm2;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */ uint8_t *_image = image;
"punpcklbw %%mm1, %%mm0;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ uint8_t *_py = py;
uint8_t *_pu = pu;
uint8_t *_pv = pv;
"psllw mmx_blueshift,%%mm2;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */ /* load data for start of next scan line */
"por %%mm2, %%mm0;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */ __asm__ __volatile__ (
"movd (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"movd (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"movq (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
"movq 8 (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ : : "r" (_py), "r" (_pu), "r" (_pv));
MOVNTQ " %%mm0, (%3);" /* store pixel 0-3 */
/* convert rgb24 plane to rgb16 pack for pixel 0-3 */ for (x = h_size >> 3; --x >= 0; ) {
"punpckhbw %%mm4, %%mm7;" /* 0_0_0_0 0_0_0_0 g7g6g5g4 g3g2_0_0 */ /* this mmx assembly code deals with SINGLE scan line at a time, it convert 8
"punpckhbw %%mm1, %%mm5;" /* r7r6r5r4 r3_0_0_0 0_0_0_b7 b6b5b4b3 */ pixels in each iteration */
"psllw mmx_blueshift,%%mm7;" /* 0_0_0_0 0_g7g6g5 g4g3g2_0 0_0_0_0 */ __asm__ __volatile__ (
"movd 4 (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ YUV2RGB
/* mm0=B, %%mm2=G, %%mm1=R */
"pxor %%mm4, %%mm4 \n\t"
"movq %%mm0, %%mm5 \n\t" /* B */
"movq %%mm1, %%mm6 \n\t" /* R */
"punpcklbw %%mm2, %%mm0 \n\t" /* GBGBGBGB 0 */
"punpcklbw %%mm4, %%mm1 \n\t" /* 0R0R0R0R 0 */
"punpckhbw %%mm2, %%mm5 \n\t" /* GBGBGBGB 2 */
"punpckhbw %%mm4, %%mm6 \n\t" /* 0R0R0R0R 2 */
"movq %%mm0, %%mm7 \n\t" /* GBGBGBGB 0 */
"movq %%mm5, %%mm3 \n\t" /* GBGBGBGB 2 */
"punpcklwd %%mm1, %%mm7 \n\t" /* 0RGB0RGB 0 */
"punpckhwd %%mm1, %%mm0 \n\t" /* 0RGB0RGB 1 */
"punpcklwd %%mm6, %%mm5 \n\t" /* 0RGB0RGB 2 */
"punpckhwd %%mm6, %%mm3 \n\t" /* 0RGB0RGB 3 */
"movq %%mm7, %%mm2 \n\t" /* 0RGB0RGB 0 */
"movq %%mm0, %%mm6 \n\t" /* 0RGB0RGB 1 */
"movq %%mm5, %%mm1 \n\t" /* 0RGB0RGB 2 */
"movq %%mm3, %%mm4 \n\t" /* 0RGB0RGB 3 */
"psllq $40, %%mm7 \n\t" /* RGB00000 0 */
"psllq $40, %%mm0 \n\t" /* RGB00000 1 */
"psllq $40, %%mm5 \n\t" /* RGB00000 2 */
"psllq $40, %%mm3 \n\t" /* RGB00000 3 */
"punpckhdq %%mm2, %%mm7 \n\t" /* 0RGBRGB0 0 */
"punpckhdq %%mm6, %%mm0 \n\t" /* 0RGBRGB0 1 */
"punpckhdq %%mm1, %%mm5 \n\t" /* 0RGBRGB0 2 */
"punpckhdq %%mm4, %%mm3 \n\t" /* 0RGBRGB0 3 */
"psrlq $8, %%mm7 \n\t" /* 00RGBRGB 0 */
"movq %%mm0, %%mm6 \n\t" /* 0RGBRGB0 1 */
"psllq $40, %%mm0 \n\t" /* GB000000 1 */
"por %%mm0, %%mm7 \n\t" /* GBRGBRGB 0 */
MOVNTQ" %%mm7, (%3) \n\t"
"movd 4 (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"psrlq $24, %%mm6 \n\t" /* 0000RGBR 1 */
"movq %%mm5, %%mm1 \n\t" /* 0RGBRGB0 2 */
"psllq $24, %%mm5 \n\t" /* BRGB0000 2 */
"por %%mm5, %%mm6 \n\t" /* BRGBRGBR 1 */
MOVNTQ" %%mm6, 8(%3) \n\t"
"movq 8 (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
"psrlq $40, %%mm1 \n\t" /* 000000RG 2 */
"psllq $8, %%mm3 \n\t" /* RGBRGB00 3 */
"por %%mm3, %%mm1 \n\t" /* RGBRGBRG 2 */
MOVNTQ" %%mm1, 16(%3) \n\t"
"movd 4 (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"pxor %%mm4, %%mm4 \n\t"
"por %%mm7, %%mm5;" /* r7r6r5r4 r3g7g6g5 g4g3g2b7 b6b5b4b3 */
"movd 4 (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
MOVNTQ " %%mm5, 8 (%3);" /* store pixel 4-7 */
: : "r" (_py), "r" (_pu), "r" (_pv), "r" (_image)); : : "r" (_py), "r" (_pu), "r" (_pv), "r" (_image));
_py += 8; _py += 8;
_pu += 4; _pu += 4;
_pv += 4; _pv += 4;
_image += 16; _image += 24;
} }
if (!even) { if (!even) {
...@@ -225,6 +337,7 @@ static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py, ...@@ -225,6 +337,7 @@ static void yuv420_rgb16_mmx (uint8_t * image, uint8_t * py,
__asm__ __volatile__ (EMMS); __asm__ __volatile__ (EMMS);
} }
static void yuv420_argb32_mmx (uint8_t * image, uint8_t * py, static void yuv420_argb32_mmx (uint8_t * image, uint8_t * py,
uint8_t * pu, uint8_t * pv, uint8_t * pu, uint8_t * pv,
int h_size, int v_size, int h_size, int v_size,
...@@ -254,122 +367,48 @@ static void yuv420_argb32_mmx (uint8_t * image, uint8_t * py, ...@@ -254,122 +367,48 @@ static void yuv420_argb32_mmx (uint8_t * image, uint8_t * py,
/* this mmx assembly code deals with SINGLE scan line at a time, it convert 8 /* this mmx assembly code deals with SINGLE scan line at a time, it convert 8
pixels in each iteration */ pixels in each iteration */
__asm__ __volatile__ ( __asm__ __volatile__ (
/* Do the multiply part of the conversion for even and odd pixels, YUV2RGB
register usage: /* convert RGB plane to RGB packed format,
mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
mm6 -> Y even, mm7 -> Y odd */
/* convert the chroma part */
"punpcklbw %%mm4, %%mm0;" /* scatter 4 Cb 00 u3 00 u2 00 u1 00 u0 */
"punpcklbw %%mm4, %%mm1;" /* scatter 4 Cr 00 v3 00 v2 00 v1 00 v0 */
"psubsw mmx_80w, %%mm0;" /* Cb -= 128 */
"psubsw mmx_80w, %%mm1;" /* Cr -= 128 */
"psllw $3, %%mm0;" /* Promote precision */
"psllw $3, %%mm1;" /* Promote precision */
"movq %%mm0, %%mm2;" /* Copy 4 Cb 00 u3 00 u2 00 u1 00 u0 */
"movq %%mm1, %%mm3;" /* Copy 4 Cr 00 v3 00 v2 00 v1 00 v0 */
"pmulhw mmx_U_green, %%mm2;" /* Mul Cb with green coeff -> Cb green */
"pmulhw mmx_V_green, %%mm3;" /* Mul Cr with green coeff -> Cr green */
"pmulhw mmx_U_blue, %%mm0;" /* Mul Cb -> Cblue 00 b3 00 b2 00 b1 00 b0 */
"pmulhw mmx_V_red, %%mm1;" /* Mul Cr -> Cred 00 r3 00 r2 00 r1 00 r0 */
"paddsw %%mm3, %%mm2;" /* Cb green + Cr green -> Cgreen */
/* convert the luma part */
"psubusb mmx_10w, %%mm6;" /* Y -= 16 */
"movq %%mm6, %%mm7;" /* Copy 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
"pand mmx_00ffw, %%mm6;" /* get Y even 00 Y6 00 Y4 00 Y2 00 Y0 */
"psrlw $8, %%mm7;" /* get Y odd 00 Y7 00 Y5 00 Y3 00 Y1 */
"psllw $3, %%mm6;" /* Promote precision */
"psllw $3, %%mm7;" /* Promote precision */
"pmulhw mmx_Y_coeff, %%mm6;" /* Mul 4 Y even 00 y6 00 y4 00 y2 00 y0 */
"pmulhw mmx_Y_coeff, %%mm7;" /* Mul 4 Y odd 00 y7 00 y5 00 y3 00 y1 */
/* Do the addition part of the conversion for even and odd pixels,
register usage:
mm0 -> Cblue, mm1 -> Cred, mm2 -> Cgreen even pixels,
mm3 -> Cblue, mm4 -> Cred, mm5 -> Cgreen odd pixels,
mm6 -> Y even, mm7 -> Y odd */
"movq %%mm0, %%mm3;" /* Copy Cblue */
"movq %%mm1, %%mm4;" /* Copy Cred */
"movq %%mm2, %%mm5;" /* Copy Cgreen */
"paddsw %%mm6, %%mm0;" /* Y even + Cblue 00 B6 00 B4 00 B2 00 B0 */
"paddsw %%mm7, %%mm3;" /* Y odd + Cblue 00 B7 00 B5 00 B3 00 B1 */
"paddsw %%mm6, %%mm1;" /* Y even + Cred 00 R6 00 R4 00 R2 00 R0 */
"paddsw %%mm7, %%mm4;" /* Y odd + Cred 00 R7 00 R5 00 R3 00 R1 */
"paddsw %%mm6, %%mm2;" /* Y even + Cgreen 00 G6 00 G4 00 G2 00 G0 */
"paddsw %%mm7, %%mm5;" /* Y odd + Cgreen 00 G7 00 G5 00 G3 00 G1 */
/* Limit RGB even to 0..255 */
"packuswb %%mm0, %%mm0;" /* B6 B4 B2 B0 B6 B4 B2 B0 */
"packuswb %%mm1, %%mm1;" /* R6 R4 R2 R0 R6 R4 R2 R0 */
"packuswb %%mm2, %%mm2;" /* G6 G4 G2 G0 G6 G4 G2 G0 */
/* Limit RGB odd to 0..255 */
"packuswb %%mm3, %%mm3;" /* B7 B5 B3 B1 B7 B5 B3 B1 */
"packuswb %%mm4, %%mm4;" /* R7 R5 R3 R1 R7 R5 R3 R1 */
"packuswb %%mm5, %%mm5;" /* G7 G5 G3 G1 G7 G5 G3 G1 */
/* Interleave RGB even and odd */
"punpcklbw %%mm3, %%mm0;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"punpcklbw %%mm4, %%mm1;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"punpcklbw %%mm5, %%mm2;" /* G7 G6 G5 G4 G3 G2 G1 G0 */
/* convert RGB plane to RGB packed format,
mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> 0, mm0 -> B, mm1 -> R, mm2 -> G, mm3 -> 0,
mm4 -> GB, mm5 -> AR pixel 4-7, mm4 -> GB, mm5 -> AR pixel 4-7,
mm6 -> GB, mm7 -> AR pixel 0-3 */ mm6 -> GB, mm7 -> AR pixel 0-3 */
"pxor %%mm3, %%mm3;" /* zero mm3 */ "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, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ "movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"movq %%mm1, %%mm7;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ "movq %%mm1, %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ "punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */
"movq %%mm1, %%mm5;" /* R7 R6 R5 R4 R3 R2 R1 R0 */ "punpcklbw %%mm3, %%mm7;" /* 00 R3 00 R2 00 R1 00 R0 */
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ "punpcklwd %%mm7, %%mm6;" /* 00 R1 B1 G1 00 R0 B0 G0 */
"punpcklbw %%mm3, %%mm7;" /* 00 R3 00 R2 00 R1 00 R0 */ MOVNTQ " %%mm6, (%3);" /* Store ARGB1 ARGB0 */
"punpcklwd %%mm7, %%mm6;" /* 00 R1 B1 G1 00 R0 B0 G0 */ "movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
MOVNTQ " %%mm6, (%3);" /* Store ARGB1 ARGB0 */ "punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */
"movq %%mm0, %%mm6;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ "punpckhwd %%mm7, %%mm6;" /* 00 R3 G3 B3 00 R2 B3 G2 */
"punpcklbw %%mm2, %%mm6;" /* G3 B3 G2 B2 G1 B1 G0 B0 */ MOVNTQ " %%mm6, 8 (%3);" /* Store ARGB3 ARGB2 */
"punpckhwd %%mm7, %%mm6;" /* 00 R3 G3 B3 00 R2 B3 G2 */ "punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */
MOVNTQ " %%mm6, 8 (%3);" /* Store ARGB3 ARGB2 */ "punpckhbw %%mm3, %%mm5;" /* 00 R7 00 R6 00 R5 00 R4 */
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ "punpcklwd %%mm5, %%mm4;" /* 00 R5 B5 G5 00 R4 B4 G4 */
"punpckhbw %%mm3, %%mm5;" /* 00 R7 00 R6 00 R5 00 R4 */ MOVNTQ " %%mm4, 16 (%3);" /* Store ARGB5 ARGB4 */
"punpcklwd %%mm5, %%mm4;" /* 00 R5 B5 G5 00 R4 B4 G4 */
MOVNTQ " %%mm4, 16 (%3);" /* Store ARGB5 ARGB4 */
"movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */ "movq %%mm0, %%mm4;" /* B7 B6 B5 B4 B3 B2 B1 B0 */
"punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */ "punpckhbw %%mm2, %%mm4;" /* G7 B7 G6 B6 G5 B5 G4 B4 */
"punpckhwd %%mm5, %%mm4;" /* 00 R7 G7 B7 00 R6 B6 G6 */ "punpckhwd %%mm5, %%mm4;" /* 00 R7 G7 B7 00 R6 B6 G6 */
MOVNTQ " %%mm4, 24 (%3);" /* Store ARGB7 ARGB6 */ MOVNTQ " %%mm4, 24 (%3);" /* Store ARGB7 ARGB6 */
"movd 4 (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */ "movd 4 (%1), %%mm0;" /* Load 4 Cb 00 00 00 00 u3 u2 u1 u0 */
"movd 4 (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */ "movd 4 (%2), %%mm1;" /* Load 4 Cr 00 00 00 00 v3 v2 v1 v0 */
"pxor %%mm4, %%mm4;" /* zero mm4 */ "pxor %%mm4, %%mm4;" /* zero mm4 */
"movq 8 (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */ "movq 8 (%0), %%mm6;" /* Load 8 Y Y7 Y6 Y5 Y4 Y3 Y2 Y1 Y0 */
: : "r" (_py), "r" (_pu), "r" (_pv), "r" (_image)); : : "r" (_py), "r" (_pu), "r" (_pv), "r" (_image));
...@@ -397,6 +436,7 @@ yuv2rgb_fun yuv2rgb_init_mmx (int bpp, int mode) ...@@ -397,6 +436,7 @@ yuv2rgb_fun yuv2rgb_init_mmx (int bpp, int mode)
{ {
// if (bpp == 15 || bpp == 16) { // if (bpp == 15 || bpp == 16) {
if (bpp == 16 && mode == MODE_RGB) return yuv420_rgb16_mmx; if (bpp == 16 && mode == MODE_RGB) return yuv420_rgb16_mmx;
if (bpp == 24 && mode == MODE_RGB) return yuv420_rgb24_mmx;
if (bpp == 32 && mode == MODE_RGB) return yuv420_argb32_mmx; if (bpp == 32 && mode == MODE_RGB) return yuv420_argb32_mmx;
return NULL; // Fallback to C. return NULL; // Fallback to C.
} }
......
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