diff options
Diffstat (limited to 'libavcodec/x86/huffyuvdsp.asm')
| -rw-r--r-- | libavcodec/x86/huffyuvdsp.asm | 137 |
1 files changed, 137 insertions, 0 deletions
diff --git a/libavcodec/x86/huffyuvdsp.asm b/libavcodec/x86/huffyuvdsp.asm index 0befd3baa8..0d8cae354a 100644 --- a/libavcodec/x86/huffyuvdsp.asm +++ b/libavcodec/x86/huffyuvdsp.asm @@ -24,6 +24,78 @@ SECTION .text + +%macro INT16_LOOP 2 ; %1 = a/u (aligned/unaligned), %2 = add/sub + movd m4, maskd + SPLATW m4, m4 + add wd, wd + test wq, 2*mmsize - 1 + jz %%.tomainloop + push tmpq +%%.wordloop: + sub wq, 2 +%ifidn %2, add + mov tmpw, [srcq+wq] + add tmpw, [dstq+wq] +%else + mov tmpw, [src1q+wq] + sub tmpw, [src2q+wq] +%endif + and tmpw, maskw + mov [dstq+wq], tmpw + test wq, 2*mmsize - 1 + jnz %%.wordloop + pop tmpq +%%.tomainloop: +%ifidn %2, add + add srcq, wq +%else + add src1q, wq + add src2q, wq +%endif + add dstq, wq + neg wq + jz %%.end +%%.loop: +%ifidn %2, add + mov%1 m0, [srcq+wq] + mov%1 m1, [dstq+wq] + mov%1 m2, [srcq+wq+mmsize] + mov%1 m3, [dstq+wq+mmsize] +%else + mov%1 m0, [src1q+wq] + mov%1 m1, [src2q+wq] + mov%1 m2, [src1q+wq+mmsize] + mov%1 m3, [src2q+wq+mmsize] +%endif + p%2w m0, m1 + p%2w m2, m3 + pand m0, m4 + pand m2, m4 + mov%1 [dstq+wq] , m0 + mov%1 [dstq+wq+mmsize], m2 + add wq, 2*mmsize + jl %%.loop +%%.end: + RET +%endmacro + +%if ARCH_X86_32 +INIT_MMX mmx +cglobal add_int16, 4,4,5, dst, src, mask, w, tmp + INT16_LOOP a, add +%endif + +INIT_XMM sse2 +cglobal add_int16, 4,4,5, dst, src, mask, w, tmp + test srcq, mmsize-1 + jnz .unaligned + test dstq, mmsize-1 + jnz .unaligned + INT16_LOOP a, add +.unaligned: + INT16_LOOP u, add + ; void add_hfyu_left_pred_bgr32(uint8_t *dst, const uint8_t *src, ; intptr_t w, uint8_t *left) %macro LEFT_BGR32 0 @@ -63,3 +135,68 @@ LEFT_BGR32 %endif INIT_XMM sse2 LEFT_BGR32 + +; void add_hfyu_median_prediction_mmxext(uint8_t *dst, const uint8_t *top, const uint8_t *diff, int mask, int w, int *left, int *left_top) +INIT_MMX mmxext +cglobal add_hfyu_median_pred_int16, 7,7,0, dst, top, diff, mask, w, left, left_top + add wd, wd + movd mm6, maskd + SPLATW mm6, mm6 + movq mm0, [topq] + movq mm2, mm0 + movd mm4, [left_topq] + psllq mm2, 16 + movq mm1, mm0 + por mm4, mm2 + movd mm3, [leftq] + psubw mm0, mm4 ; t-tl + add dstq, wq + add topq, wq + add diffq, wq + neg wq + jmp .skip +.loop: + movq mm4, [topq+wq] + movq mm0, mm4 + psllq mm4, 16 + por mm4, mm1 + movq mm1, mm0 ; t + psubw mm0, mm4 ; t-tl +.skip: + movq mm2, [diffq+wq] +%assign i 0 +%rep 4 + movq mm4, mm0 + paddw mm4, mm3 ; t-tl+l + pand mm4, mm6 + movq mm5, mm3 + pmaxsw mm3, mm1 + pminsw mm5, mm1 + pminsw mm3, mm4 + pmaxsw mm3, mm5 ; median + paddw mm3, mm2 ; +residual + pand mm3, mm6 +%if i==0 + movq mm7, mm3 + psllq mm7, 48 +%else + movq mm4, mm3 + psrlq mm7, 16 + psllq mm4, 48 + por mm7, mm4 +%endif +%if i<3 + psrlq mm0, 16 + psrlq mm1, 16 + psrlq mm2, 16 +%endif +%assign i i+1 +%endrep + movq [dstq+wq], mm7 + add wq, 8 + jl .loop + movzx r2d, word [dstq-2] + mov [leftq], r2d + movzx r2d, word [topq-2] + mov [left_topq], r2d + RET |