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ffmpeg.wasm-core
Commit 4d31f420 authored by Michael Niedermayer's avatar Michael Niedermayer
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sws: port to thw new 1 plane API and add back yuv2yuv1_ar(). 

Signed-off-by: 's avatarMichael Niedermayer <michaelni@gmx.at>
parent f1535972
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Showing with 24 additions and 49 deletions
libswscale/x86/swscale_template.c
View file @ 4d31f420
......@@ -40,7 +40,7 @@
#if !COMPILE_TEMPLATE_MMX2
static av_always_inline void
dither_8to16(SwsContext *c, const uint8_t *srcDither, int rot)
dither_8to16(const uint8_t *srcDither, int rot)
{
if (rot) {
__asm__ volatile("pxor %%mm0, %%mm0\n\t"
......@@ -52,11 +52,7 @@ dither_8to16(SwsContext *c, const uint8_t *srcDither, int rot)
"movq %%mm3, %%mm4\n\t"
"punpcklbw %%mm0, %%mm3\n\t"
"punpckhbw %%mm0, %%mm4\n\t"
"psraw $4, %%mm3\n\t"
"psraw $4, %%mm4\n\t"
"movq %%mm3, "DITHER16"+0(%1)\n\t"
"movq %%mm4, "DITHER16"+8(%1)\n\t"
:: "r"(srcDither), "r"(&c->redDither)
:: "r"(srcDither)
);
} else {
__asm__ volatile("pxor %%mm0, %%mm0\n\t"
......@@ -64,11 +60,7 @@ dither_8to16(SwsContext *c, const uint8_t *srcDither, int rot)
"movq %%mm3, %%mm4\n\t"
"punpcklbw %%mm0, %%mm3\n\t"
"punpckhbw %%mm0, %%mm4\n\t"
"psraw $4, %%mm3\n\t"
"psraw $4, %%mm4\n\t"
"movq %%mm3, "DITHER16"+0(%1)\n\t"
"movq %%mm4, "DITHER16"+8(%1)\n\t"
:: "r"(srcDither), "r"(&c->redDither)
:: "r"(srcDither)
);
}
}
......@@ -108,45 +100,27 @@ static void RENAME(yuv2yuv1)(SwsContext *c, const int16_t *lumSrc,
}
}
static void RENAME(yuv2yuv1_ar)(SwsContext *c, const int16_t *lumSrc,
const int16_t *chrUSrc, const int16_t *chrVSrc,
const int16_t *alpSrc,
uint8_t *dst[4], int dstW, int chrDstW)
static void RENAME(yuv2yuv1_ar)(const int16_t *src, uint8_t *dst, int dstW, const uint8_t *dither, int offset)
{
int p= 4;
const int16_t *src[4]= {
lumSrc + dstW, chrUSrc + chrDstW,
chrVSrc + chrDstW, alpSrc + dstW
};
x86_reg counter[4]= { dstW, chrDstW, chrDstW, dstW };
const uint8_t *lumDither = c->lumDither8, *chrDither = c->chrDither8;
while (p--) {
if (dst[p]) {
int i;
for(i=0; i<8; i++) c->dither16[i] = (p == 2 || p == 3) ? lumDither[i] : chrDither[i];
__asm__ volatile(
"mov %2, %%"REG_a" \n\t"
"movq "DITHER16"+0(%3), %%mm6 \n\t"
"movq "DITHER16"+8(%3), %%mm7 \n\t"
".p2align 4 \n\t" /* FIXME Unroll? */
"1: \n\t"
"movq (%0, %%"REG_a", 2), %%mm0 \n\t"
"movq 8(%0, %%"REG_a", 2), %%mm1 \n\t"
"paddsw %%mm6, %%mm0 \n\t"
"paddsw %%mm7, %%mm1 \n\t"
"psraw $7, %%mm0 \n\t"
"psraw $7, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
MOVNTQ(%%mm0, (%1, %%REGa))
"add $8, %%"REG_a" \n\t"
"jnc 1b \n\t"
:: "r" (src[p]), "r" (dst[p] + counter[p]),
"g" (-counter[p]), "r"(&c->redDither)
: "%"REG_a
);
}
}
dither_8to16(dither, offset);
__asm__ volatile(
"mov %2, %%"REG_a" \n\t"
".p2align 4 \n\t" /* FIXME Unroll? */
"1: \n\t"
"movq (%0, %%"REG_a", 2), %%mm0 \n\t"
"movq 8(%0, %%"REG_a", 2), %%mm1 \n\t"
"paddsw %%mm3, %%mm0 \n\t"
"paddsw %%mm4, %%mm1 \n\t"
"psraw $7, %%mm0 \n\t"
"psraw $7, %%mm1 \n\t"
"packuswb %%mm1, %%mm0 \n\t"
MOVNTQ(%%mm0, (%1, %%REGa))
"add $8, %%"REG_a" \n\t"
"jnc 1b \n\t"
:: "r" (src + dstW), "r" (dst + dstW),
"g" ((long)-dstW)
: "%"REG_a
);
}
#define YSCALEYUV2PACKEDX_UV \
......@@ -1898,6 +1872,7 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat) && dstFormat != PIX_FMT_NV12
&& dstFormat != PIX_FMT_NV21 && !(c->flags & SWS_BITEXACT)) {
c->yuv2plane1 = RENAME(yuv2yuv1_ar );
if (c->flags & SWS_ACCURATE_RND) {
//c->yuv2yuv1 = RENAME(yuv2yuv1_ar );
if (!(c->flags & SWS_FULL_CHR_H_INT)) {
......
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