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x86: hevc/sao: aligned source buffers

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Usefull for at least band filter, for which:
- Band filter call only:
           32      64
Before:  16556    54015
After:   16497    52355
- Whole case:
           32      64
Before:  37031   103008
After:   32045    93952
This commit is contained in:
Christophe Gisquet 2015-02-01 15:13:45 -03:00 committed by James Almer
parent fa3eccb4f9
commit bff7feb328
2 changed files with 17 additions and 17 deletions
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6
libavcodec/hevc.c
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@ -284,12 +284,12 @@ static int get_buffer_sao(HEVCContext *s, AVFrame *frame, const HEVCSPS *sps)
{
int ret, i;
frame->width = s->avctx->coded_width + 2;
frame->height = s->avctx->coded_height + 2;
frame->width = FFALIGN(s->avctx->coded_width + 2, FF_INPUT_BUFFER_PADDING_SIZE);
frame->height = s->avctx->coded_height + 3;
if ((ret = ff_get_buffer(s->avctx, frame, AV_GET_BUFFER_FLAG_REF)) < 0)
return ret;
for (i = 0; frame->data[i]; i++) {
int offset = frame->linesize[i] + (1 << sps->pixel_shift);
int offset = frame->linesize[i] + FF_INPUT_BUFFER_PADDING_SIZE;
frame->data[i] += offset;
}
frame->width = s->avctx->coded_width;

28
libavcodec/x86/hevc_sao.asm
View File

@ -104,26 +104,26 @@ align 16
%assign i 0
%rep %2
movu m13, [srcq + i]
mova m13, [srcq + i]
punpcklbw m8, m13, m14
HEVC_SAO_BAND_FILTER_COMPUTE 8, m9, m8
punpckhbw m13, m14
HEVC_SAO_BAND_FILTER_COMPUTE 8, m9, m13
packuswb m8, m13
movu [dstq + i], m8
mova [dstq + i], m8
%assign i i+mmsize
%endrep
%if %1 == 48
INIT_XMM cpuname
movu m13, [srcq + i]
mova m13, [srcq + i]
punpcklbw m8, m13, m14
HEVC_SAO_BAND_FILTER_COMPUTE 8, m9, m8
punpckhbw m13, m14
HEVC_SAO_BAND_FILTER_COMPUTE 8, m9, m13
packuswb m8, m13
movu [dstq + i], m8
mova [dstq + i], m8
%assign i i+16
%endif ; %1 == 48
@ -143,37 +143,37 @@ cglobal hevc_sao_band_filter_%2_%1, 6, 6, 15, dst, src, dststride, srcstride, of
align 16
.loop
%if %2 == 8
movu m8, [srcq]
mova m8, [srcq]
HEVC_SAO_BAND_FILTER_COMPUTE %1, m9, m8
CLIPW m8, m14, m13
movu [dstq], m8
mova [dstq], m8
%endif
%assign i 0
%rep %3
movu m8, [srcq + i]
mova m8, [srcq + i]
HEVC_SAO_BAND_FILTER_COMPUTE %1, m9, m8
CLIPW m8, m14, m13
movu [dstq + i], m8
mova [dstq + i], m8
movu m9, [srcq + i + mmsize]
mova m9, [srcq + i + mmsize]
HEVC_SAO_BAND_FILTER_COMPUTE %1, m8, m9
CLIPW m9, m14, m13
movu [dstq + i + mmsize], m9
mova [dstq + i + mmsize], m9
%assign i i+mmsize*2
%endrep
%if %2 == 48
INIT_XMM cpuname
movu m8, [srcq + i]
mova m8, [srcq + i]
HEVC_SAO_BAND_FILTER_COMPUTE %1, m9, m8
CLIPW m8, m14, m13
movu [dstq + i], m8
mova [dstq + i], m8
movu m9, [srcq + i + mmsize]
mova m9, [srcq + i + mmsize]
HEVC_SAO_BAND_FILTER_COMPUTE %1, m8, m9
CLIPW m9, m14, m13
movu [dstq + i + mmsize], m9
mova [dstq + i + mmsize], m9
%assign i i+32
%endif ; %1 == 48