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sws: add yuv2yuvX() back and updated to the just 1 plane API 

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
This commit is contained in:
Michael Niedermayer 2011-10-23 19:19:57 +02:00
parent 74fdb7a0f8
commit 76a3490672
3 changed files with 65 additions and 34 deletions
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20
libswscale/swscale.c
View File

@ -2563,6 +2563,7 @@ static int swScale(SwsContext *c, const uint8_t* src[],
dst[2] + dstStride[2] * chrDstY,
(CONFIG_SWSCALE_ALPHA && alpPixBuf) ? dst[3] + dstStride[3] * dstY : NULL,
};
int use_mmx_vfilter= c->use_mmx_vfilter;
const int firstLumSrcY= vLumFilterPos[dstY]; //First line needed as input
const int firstLumSrcY2= vLumFilterPos[FFMIN(dstY | ((1<<c->chrDstVSubSample) - 1), dstH-1)];
@ -2653,6 +2654,7 @@ static int swScale(SwsContext *c, const uint8_t* src[],
// hmm looks like we can't use MMX here without overwriting this array's tail
find_c_packed_planar_out_funcs(c, &yuv2plane1, &yuv2planeX, &yuv2nv12cX,
&yuv2packed1, &yuv2packed2, &yuv2packedX);
use_mmx_vfilter= 0;
}
{
@ -2669,6 +2671,19 @@ static int swScale(SwsContext *c, const uint8_t* src[],
vLumFilter += dstY * vLumFilterSize;
vChrFilter += chrDstY * vChrFilterSize;
av_assert0(use_mmx_vfilter != (
yuv2planeX == yuv2planeX_10BE_c
|| yuv2planeX == yuv2planeX_10LE_c
|| yuv2planeX == yuv2planeX_9BE_c
|| yuv2planeX == yuv2planeX_9LE_c
|| yuv2planeX == yuv2planeX_16BE_c
|| yuv2planeX == yuv2planeX_16LE_c
|| yuv2planeX == yuv2planeX_8_c));
if(use_mmx_vfilter){
vLumFilter= c->lumMmxFilter;
vChrFilter= c->chrMmxFilter;
}
if (vLumFilterSize == 1) {
yuv2plane1(lumSrcPtr[0], dest[0], dstW, c->lumDither8, 0);
} else {
@ -2686,11 +2701,14 @@ static int swScale(SwsContext *c, const uint8_t* src[],
yuv2planeX(vChrFilter, vChrFilterSize,
chrUSrcPtr, dest[1], chrDstW, c->chrDither8, 0);
yuv2planeX(vChrFilter, vChrFilterSize,
chrVSrcPtr, dest[2], chrDstW, c->chrDither8, 3);
chrVSrcPtr, dest[2], chrDstW, c->chrDither8, use_mmx_vfilter ? (c->uv_offx2 >> 1) : 3);
}
}
if (CONFIG_SWSCALE_ALPHA && alpPixBuf){
if(use_mmx_vfilter){
vLumFilter= c->alpMmxFilter;
}
if (vLumFilterSize == 1) {
yuv2plane1(alpSrcPtr[0], dest[3], dstW, c->lumDither8, 0);
} else {

1
libswscale/swscale_internal.h
View File

@ -412,6 +412,7 @@ typedef struct SwsContext {
#if HAVE_VIS
DECLARE_ALIGNED(8, uint64_t, sparc_coeffs)[10];
#endif
int use_mmx_vfilter;
/* function pointers for swScale() */
yuv2planar1_fn yuv2plane1;

78
libswscale/x86/swscale_template.c
View File

@ -66,38 +66,47 @@ dither_8to16(const uint8_t *srcDither, int rot)
}
#endif
static void RENAME(yuv2yuv1)(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(yuv2yuvX)(const int16_t *filter, int filterSize,
const int16_t **src, uint8_t *dest, 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 };
while (p--) {
if (dst[p]) {
__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"
"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])
: "%"REG_a
);
}
}
dither_8to16(dither, offset);
__asm__ volatile(\
"psraw $4, %%mm3\n\t"
"psraw $4, %%mm4\n\t"
"movq %%mm3, %%mm6\n\t"
"movq %%mm4, %%mm7\n\t"
"movslq %3, %%"REG_c"\n\t"
"mov %0, %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
".p2align 4 \n\t" /* FIXME Unroll? */\
"1: \n\t"\
"movq 8(%%"REG_d"), %%mm0 \n\t" /* filterCoeff */\
"movq (%%"REG_S", %%"REG_c", 2), %%mm2 \n\t" /* srcData */\
"movq 8(%%"REG_S", %%"REG_c", 2), %%mm5 \n\t" /* srcData */\
"add $16, %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"test %%"REG_S", %%"REG_S" \n\t"\
"pmulhw %%mm0, %%mm2 \n\t"\
"pmulhw %%mm0, %%mm5 \n\t"\
"paddw %%mm2, %%mm3 \n\t"\
"paddw %%mm5, %%mm4 \n\t"\
" jnz 1b \n\t"\
"psraw $3, %%mm3 \n\t"\
"psraw $3, %%mm4 \n\t"\
"packuswb %%mm4, %%mm3 \n\t"
MOVNTQ2 " %%mm3, (%1, %%"REG_c")\n\t"
"add $8, %%"REG_c" \n\t"\
"cmp %2, %%"REG_c" \n\t"\
"movq %%mm6, %%mm3\n\t"
"movq %%mm7, %%mm4\n\t"
"mov %0, %%"REG_d" \n\t"\
"mov (%%"REG_d"), %%"REG_S" \n\t"\
"jb 1b \n\t"\
:: "g" (filter),
"r" (dest-offset), "g" ((x86_reg)(dstW+offset)), "m" (offset)
: "%"REG_d, "%"REG_S, "%"REG_c
);
}
static void RENAME(yuv2yuv1_ar)(const int16_t *src, uint8_t *dst, int dstW, const uint8_t *dither, int offset)
@ -1869,7 +1878,7 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
{
enum PixelFormat srcFormat = c->srcFormat,
dstFormat = c->dstFormat;
c->use_mmx_vfilter= 0;
if (!is16BPS(dstFormat) && !is9_OR_10BPS(dstFormat) && dstFormat != PIX_FMT_NV12
&& dstFormat != PIX_FMT_NV21 && !(c->flags & SWS_BITEXACT)) {
c->yuv2plane1 = RENAME(yuv2yuv1_ar );
@ -1886,7 +1895,10 @@ static av_cold void RENAME(sws_init_swScale)(SwsContext *c)
}
}
} else {
//c->yuv2yuv1 = RENAME(yuv2yuv1 );
int should_dither= isNBPS(c->srcFormat) || is16BPS(c->srcFormat);
//c->yuv2plane1 = should_dither ? RENAME(yuv2yuv1_ar ) : RENAME(yuv2yuv1 );
c->use_mmx_vfilter= 1;
c->yuv2planeX = RENAME(yuv2yuvX );
if (!(c->flags & SWS_FULL_CHR_H_INT)) {
switch (c->dstFormat) {
case PIX_FMT_RGB32: c->yuv2packedX = RENAME(yuv2rgb32_X); break;