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Code Issues Releases Activity

avcodec/h264: mmx2, sse2, avx 10-bit 4:2:2 h chroma deblock/loop filter

Browse Source 
Yorkfield:
 - mmx2: 2.53x (504 vs. 199 cycles)
 - sse2: 3.83x (504 vs. 131 cycles)

Nehalem:
 - mmx2: 2.42x (365 vs. 151 cycles)
 - sse2: 3.56x (365 vs. 103 cycles)

Skylake:
 - mmx2: 1.81x (308 vs. 170 cycles)
 - sse2: 2.84x (308 vs. 108 cycles)
 - avx:  2.93x (308 vs. 105 cycles)
This commit is contained in:
James Darnley
2016-12-01 03:15:10 +01:00
parent add21d0bb3
commit 728651df06
2 changed files with 45 additions and 0 deletions
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39
libavcodec/x86/h264_deblock_10bit.asm
View File

@@ -1032,6 +1032,45 @@ cglobal deblock_h_chroma_10, 5, 7, 8, 2*mmsize, pix_, stride_, alpha_, beta_, tc
%endif %endif
RET RET
;-----------------------------------------------------------------------------
; void ff_deblock_h_chroma422_10(uint16_t *pix, int stride, int alpha, int beta,
; int8_t *tc0)
;-----------------------------------------------------------------------------
cglobal deblock_h_chroma422_10, 5, 7, 8, 3*mmsize, pix_, stride_, alpha_, beta_, tc0_
shl alpha_d, 2
shl beta_d, 2
movd m0, [tc0_q]
punpcklbw m0, m0
psraw m0, 6
movq [rsp], m0
mov r5, pix_q
lea r6, [3*stride_q]
add r5, r6
mov r4, -8
.loop:
CHROMA_H_LOAD r5, r6, [rsp + 1*mmsize], [rsp + 2*mmsize]
LOAD_AB m4, m5, alpha_d, beta_d
LOAD_MASK m0, m1, m2, m3, m4, m5, m7, m6, m4
pxor m4, m4
movd m6, [rsp + r4 + 8]
punpcklwd m6, m6
punpcklwd m6, m6
psubw m6, [pw_3]
pmaxsw m6, m4
pand m7, m6
DEBLOCK_P0_Q0 m1, m2, m0, m3, m7, m5, m6
CHROMA_H_STORE r5, r6, [rsp + 1*mmsize], [rsp + 2*mmsize]
lea pix_q, [pix_q + (mmsize/2)*stride_q]
lea r5, [r5 + (mmsize/2)*stride_q]
add r4, (mmsize/4)
jl .loop
RET
%endmacro %endmacro
%if ARCH_X86_64 == 0 %if ARCH_X86_64 == 0

6
libavcodec/x86/h264dsp_init.c
View File

@@ -315,6 +315,8 @@ av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_mmxext; c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_mmxext;
if (chroma_format_idc <= 1) { if (chroma_format_idc <= 1) {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_mmxext; c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_mmxext;
} else {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_mmxext;
} }
c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_mmxext; c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_mmxext;
c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_mmxext; c->h264_h_loop_filter_luma = ff_deblock_h_luma_10_mmxext;
@@ -351,6 +353,8 @@ av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2; c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_sse2;
if (chroma_format_idc <= 1) { if (chroma_format_idc <= 1) {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_sse2; c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_sse2;
} else {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_sse2;
} }
#if HAVE_ALIGNED_STACK #if HAVE_ALIGNED_STACK
c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_sse2; c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_sse2;
@@ -389,6 +393,8 @@ av_cold void ff_h264dsp_init_x86(H264DSPContext *c, const int bit_depth,
c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx; c->h264_v_loop_filter_chroma_intra = ff_deblock_v_chroma_intra_10_avx;
if (chroma_format_idc <= 1) { if (chroma_format_idc <= 1) {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_avx; c->h264_h_loop_filter_chroma = ff_deblock_h_chroma_10_avx;
} else {
c->h264_h_loop_filter_chroma = ff_deblock_h_chroma422_10_avx;
} }
#if HAVE_ALIGNED_STACK #if HAVE_ALIGNED_STACK
c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_avx; c->h264_v_loop_filter_luma = ff_deblock_v_luma_10_avx;