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swscale/x86/rgb2rgb_template: Remove unused uyvytoyv12

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Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2024-06-05 23:18:37 +02:00
parent c1c35380a7
commit 5421dee0e7
1 changed files with 0 additions and 104 deletions
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104
libswscale/x86/rgb2rgb_template.c
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@ -1432,110 +1432,6 @@ static inline void RENAME(planar2x)(const uint8_t *src, uint8_t *dst, int srcWid
:::"memory");
}
/**
* Height should be a multiple of 2 and width should be a multiple of 16.
* (If this is a problem for anyone then tell me, and I will fix it.)
* Chrominance data is only taken from every second line, others are ignored.
* FIXME: Write HQ version.
*/
static inline void RENAME(uyvytoyv12)(const uint8_t *src, uint8_t *ydst, uint8_t *udst, uint8_t *vdst,
int width, int height,
int lumStride, int chromStride, int srcStride)
{
int y;
const x86_reg chromWidth= width>>1;
for (y=0; y<height; y+=2) {
__asm__ volatile(
"xor %%"FF_REG_a", %%"FF_REG_a" \n\t"
"pcmpeqw %%mm7, %%mm7 \n\t"
"psrlw $8, %%mm7 \n\t" // FF,00,FF,00...
".p2align 4 \n\t"
"1: \n\t"
PREFETCH" 64(%0, %%"FF_REG_a", 4) \n\t"
"movq (%0, %%"FF_REG_a", 4), %%mm0 \n\t" // UYVY UYVY(0)
"movq 8(%0, %%"FF_REG_a", 4), %%mm1 \n\t" // UYVY UYVY(4)
"movq %%mm0, %%mm2 \n\t" // UYVY UYVY(0)
"movq %%mm1, %%mm3 \n\t" // UYVY UYVY(4)
"pand %%mm7, %%mm0 \n\t" // U0V0 U0V0(0)
"pand %%mm7, %%mm1 \n\t" // U0V0 U0V0(4)
"psrlw $8, %%mm2 \n\t" // Y0Y0 Y0Y0(0)
"psrlw $8, %%mm3 \n\t" // Y0Y0 Y0Y0(4)
"packuswb %%mm1, %%mm0 \n\t" // UVUV UVUV(0)
"packuswb %%mm3, %%mm2 \n\t" // YYYY YYYY(0)
MOVNTQ" %%mm2, (%1, %%"FF_REG_a", 2) \n\t"
"movq 16(%0, %%"FF_REG_a", 4), %%mm1 \n\t" // UYVY UYVY(8)
"movq 24(%0, %%"FF_REG_a", 4), %%mm2 \n\t" // UYVY UYVY(12)
"movq %%mm1, %%mm3 \n\t" // UYVY UYVY(8)
"movq %%mm2, %%mm4 \n\t" // UYVY UYVY(12)
"pand %%mm7, %%mm1 \n\t" // U0V0 U0V0(8)
"pand %%mm7, %%mm2 \n\t" // U0V0 U0V0(12)
"psrlw $8, %%mm3 \n\t" // Y0Y0 Y0Y0(8)
"psrlw $8, %%mm4 \n\t" // Y0Y0 Y0Y0(12)
"packuswb %%mm2, %%mm1 \n\t" // UVUV UVUV(8)
"packuswb %%mm4, %%mm3 \n\t" // YYYY YYYY(8)
MOVNTQ" %%mm3, 8(%1, %%"FF_REG_a", 2) \n\t"
"movq %%mm0, %%mm2 \n\t" // UVUV UVUV(0)
"movq %%mm1, %%mm3 \n\t" // UVUV UVUV(8)
"psrlw $8, %%mm0 \n\t" // V0V0 V0V0(0)
"psrlw $8, %%mm1 \n\t" // V0V0 V0V0(8)
"pand %%mm7, %%mm2 \n\t" // U0U0 U0U0(0)
"pand %%mm7, %%mm3 \n\t" // U0U0 U0U0(8)
"packuswb %%mm1, %%mm0 \n\t" // VVVV VVVV(0)
"packuswb %%mm3, %%mm2 \n\t" // UUUU UUUU(0)
MOVNTQ" %%mm0, (%3, %%"FF_REG_a") \n\t"
MOVNTQ" %%mm2, (%2, %%"FF_REG_a") \n\t"
"add $8, %%"FF_REG_a" \n\t"
"cmp %4, %%"FF_REG_a" \n\t"
" jb 1b \n\t"
::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)
: "memory", "%"FF_REG_a
);
ydst += lumStride;
src += srcStride;
__asm__ volatile(
"xor %%"FF_REG_a", %%"FF_REG_a" \n\t"
".p2align 4 \n\t"
"1: \n\t"
PREFETCH" 64(%0, %%"FF_REG_a", 4) \n\t"
"movq (%0, %%"FF_REG_a", 4), %%mm0 \n\t" // YUYV YUYV(0)
"movq 8(%0, %%"FF_REG_a", 4), %%mm1 \n\t" // YUYV YUYV(4)
"movq 16(%0, %%"FF_REG_a", 4), %%mm2 \n\t" // YUYV YUYV(8)
"movq 24(%0, %%"FF_REG_a", 4), %%mm3 \n\t" // YUYV YUYV(12)
"psrlw $8, %%mm0 \n\t" // Y0Y0 Y0Y0(0)
"psrlw $8, %%mm1 \n\t" // Y0Y0 Y0Y0(4)
"psrlw $8, %%mm2 \n\t" // Y0Y0 Y0Y0(8)
"psrlw $8, %%mm3 \n\t" // Y0Y0 Y0Y0(12)
"packuswb %%mm1, %%mm0 \n\t" // YYYY YYYY(0)
"packuswb %%mm3, %%mm2 \n\t" // YYYY YYYY(8)
MOVNTQ" %%mm0, (%1, %%"FF_REG_a", 2) \n\t"
MOVNTQ" %%mm2, 8(%1, %%"FF_REG_a", 2) \n\t"
"add $8, %%"FF_REG_a" \n\t"
"cmp %4, %%"FF_REG_a" \n\t"
" jb 1b \n\t"
::"r"(src), "r"(ydst), "r"(udst), "r"(vdst), "g" (chromWidth)
: "memory", "%"FF_REG_a
);
udst += chromStride;
vdst += chromStride;
ydst += lumStride;
src += srcStride;
}
__asm__ volatile(EMMS" \n\t"
SFENCE" \n\t"
:::"memory");
}
/**
* Height should be a multiple of 2 and width should be a multiple of 2.
* (If this is a problem for anyone then tell me, and I will fix it.)