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Code Issues Releases Activity

MMX put_no_rnd_pixels_l2

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This commit is contained in:
David Conrad 2009-07-05 05:35:14 -04:00 committed by Michael Niedermayer
parent e834f7d2bb
commit 25a6c59487
1 changed files with 41 additions and 0 deletions
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41
libavcodec/x86/dsputil_mmx.c
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@ -1864,6 +1864,44 @@ void ff_avg_vc1_mspel_mc00_mmx2(uint8_t *dst, const uint8_t *src, int stride, in
avg_pixels8_mmx2(dst, src, stride, 8);
}
/* only used in VP3/5/6 */
static void put_vp_no_rnd_pixels8_l2_mmx(uint8_t *dst, const uint8_t *a, const uint8_t *b, int stride, int h)
{
// START_TIMER
MOVQ_BFE(mm6);
__asm__ volatile(
"1: \n\t"
"movq (%1), %%mm0 \n\t"
"movq (%2), %%mm1 \n\t"
"movq (%1,%4), %%mm2 \n\t"
"movq (%2,%4), %%mm3 \n\t"
PAVGBP_MMX_NO_RND(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
"movq %%mm4, (%3) \n\t"
"movq %%mm5, (%3,%4) \n\t"
"movq (%1,%4,2), %%mm0 \n\t"
"movq (%2,%4,2), %%mm1 \n\t"
"movq (%1,%5), %%mm2 \n\t"
"movq (%2,%5), %%mm3 \n\t"
"lea (%1,%4,4), %1 \n\t"
"lea (%2,%4,4), %2 \n\t"
PAVGBP_MMX_NO_RND(%%mm0, %%mm1, %%mm4, %%mm2, %%mm3, %%mm5)
"movq %%mm4, (%3,%4,2) \n\t"
"movq %%mm5, (%3,%5) \n\t"
"lea (%3,%4,4), %3 \n\t"
"subl $4, %0 \n\t"
"jnz 1b \n\t"
:"+r"(h), "+r"(a), "+r"(b), "+r"(dst)
:"r"((x86_reg)stride), "r"((x86_reg)3L*stride)
:"memory");
// STOP_TIMER("put_vp_no_rnd_pixels8_l2_mmx")
}
static void put_vp_no_rnd_pixels16_l2_mmx(uint8_t *dst, const uint8_t *a, const uint8_t *b, int stride, int h)
{
put_vp_no_rnd_pixels8_l2_mmx(dst, a, b, stride, h);
put_vp_no_rnd_pixels8_l2_mmx(dst+8, a+8, b+8, stride, h);
}
/* XXX: those functions should be suppressed ASAP when all IDCTs are
converted */
#if CONFIG_GPL
@ -2455,6 +2493,9 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx)
if (!high_bit_depth)
c->draw_edges = draw_edges_mmx;
c->put_no_rnd_pixels_l2[0]= put_vp_no_rnd_pixels16_l2_mmx;
c->put_no_rnd_pixels_l2[1]= put_vp_no_rnd_pixels8_l2_mmx;
if (CONFIG_H263_DECODER || CONFIG_H263_ENCODER) {
c->h263_v_loop_filter= h263_v_loop_filter_mmx;
c->h263_h_loop_filter= h263_h_loop_filter_mmx;