mirror of https://github.com/FFmpeg/FFmpeg.git
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
370 lines
10 KiB
370 lines
10 KiB
;****************************************************************************** |
|
;* SIMD optimized SAO functions for HEVC 10/12bit decoding |
|
;* |
|
;* Copyright (c) 2013 Pierre-Edouard LEPERE |
|
;* Copyright (c) 2014 James Almer |
|
;* |
|
;* This file is part of FFmpeg. |
|
;* |
|
;* FFmpeg is free software; you can redistribute it and/or |
|
;* modify it under the terms of the GNU Lesser General Public |
|
;* License as published by the Free Software Foundation; either |
|
;* version 2.1 of the License, or (at your option) any later version. |
|
;* |
|
;* FFmpeg is distributed in the hope that it will be useful, |
|
;* but WITHOUT ANY WARRANTY; without even the implied warranty of |
|
;* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
|
;* Lesser General Public License for more details. |
|
;* |
|
;* You should have received a copy of the GNU Lesser General Public |
|
;* License along with FFmpeg; if not, write to the Free Software |
|
;* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
|
;****************************************************************************** |
|
|
|
%include "libavutil/x86/x86util.asm" |
|
|
|
SECTION_RODATA 32 |
|
|
|
pw_m2: times 16 dw -2 |
|
pw_mask10: times 16 dw 0x03FF |
|
pw_mask12: times 16 dw 0x0FFF |
|
pb_eo: db -1, 0, 1, 0, 0, -1, 0, 1, -1, -1, 1, 1, 1, -1, -1, 1 |
|
cextern pw_m1 |
|
cextern pw_1 |
|
cextern pw_2 |
|
|
|
SECTION .text |
|
|
|
;****************************************************************************** |
|
;SAO Band Filter |
|
;****************************************************************************** |
|
|
|
%macro HEVC_SAO_BAND_FILTER_INIT 1 |
|
and leftq, 31 |
|
movd xm0, leftd |
|
add leftq, 1 |
|
and leftq, 31 |
|
movd xm1, leftd |
|
add leftq, 1 |
|
and leftq, 31 |
|
movd xm2, leftd |
|
add leftq, 1 |
|
and leftq, 31 |
|
movd xm3, leftd |
|
|
|
SPLATW m0, xm0 |
|
SPLATW m1, xm1 |
|
SPLATW m2, xm2 |
|
SPLATW m3, xm3 |
|
%if mmsize > 16 |
|
SPLATW m4, [offsetq + 2] |
|
SPLATW m5, [offsetq + 4] |
|
SPLATW m6, [offsetq + 6] |
|
SPLATW m7, [offsetq + 8] |
|
%else |
|
movq m7, [offsetq + 2] |
|
SPLATW m4, m7, 0 |
|
SPLATW m5, m7, 1 |
|
SPLATW m6, m7, 2 |
|
SPLATW m7, m7, 3 |
|
%endif |
|
|
|
%if ARCH_X86_64 |
|
mova m13, [pw_mask %+ %1] |
|
pxor m14, m14 |
|
|
|
%else ; ARCH_X86_32 |
|
mova [rsp+mmsize*0], m0 |
|
mova [rsp+mmsize*1], m1 |
|
mova [rsp+mmsize*2], m2 |
|
mova [rsp+mmsize*3], m3 |
|
mova [rsp+mmsize*4], m4 |
|
mova [rsp+mmsize*5], m5 |
|
mova [rsp+mmsize*6], m6 |
|
mova m1, [pw_mask %+ %1] |
|
pxor m0, m0 |
|
%define m14 m0 |
|
%define m13 m1 |
|
%define m9 m2 |
|
%define m8 m3 |
|
%endif ; ARCH |
|
DEFINE_ARGS dst, src, dststride, srcstride, offset, height |
|
mov heightd, r7m |
|
%endmacro |
|
|
|
;void ff_hevc_sao_band_filter_<width>_<depth>_<opt>(uint8_t *_dst, uint8_t *_src, ptrdiff_t _stride_dst, ptrdiff_t _stride_src, |
|
; int16_t *sao_offset_val, int sao_left_class, int width, int height); |
|
%macro HEVC_SAO_BAND_FILTER 3 |
|
cglobal hevc_sao_band_filter_%2_%1, 6, 6, 15, 7*mmsize*ARCH_X86_32, dst, src, dststride, srcstride, offset, left |
|
HEVC_SAO_BAND_FILTER_INIT %1 |
|
|
|
align 16 |
|
.loop: |
|
|
|
%assign i 0 |
|
%assign j 0 |
|
%rep %3 |
|
%assign k 8+(j&1) |
|
%assign l 9-(j&1) |
|
mova m %+ k, [srcq + i] |
|
psraw m %+ l, m %+ k, %1-5 |
|
%if ARCH_X86_64 |
|
pcmpeqw m10, m %+ l, m0 |
|
pcmpeqw m11, m %+ l, m1 |
|
pcmpeqw m12, m %+ l, m2 |
|
pcmpeqw m %+ l, m3 |
|
pand m10, m4 |
|
pand m11, m5 |
|
pand m12, m6 |
|
pand m %+ l, m7 |
|
por m10, m11 |
|
por m12, m %+ l |
|
por m10, m12 |
|
paddw m %+ k, m10 |
|
%else ; ARCH_X86_32 |
|
pcmpeqw m4, m %+ l, [rsp+mmsize*0] |
|
pcmpeqw m5, m %+ l, [rsp+mmsize*1] |
|
pcmpeqw m6, m %+ l, [rsp+mmsize*2] |
|
pcmpeqw m %+ l, [rsp+mmsize*3] |
|
pand m4, [rsp+mmsize*4] |
|
pand m5, [rsp+mmsize*5] |
|
pand m6, [rsp+mmsize*6] |
|
pand m %+ l, m7 |
|
por m4, m5 |
|
por m6, m %+ l |
|
por m4, m6 |
|
paddw m %+ k, m4 |
|
%endif ; ARCH |
|
CLIPW m %+ k, m14, m13 |
|
mova [dstq + i], m %+ k |
|
%assign i i+mmsize |
|
%assign j j+1 |
|
%endrep |
|
|
|
add dstq, dststrideq |
|
add srcq, srcstrideq |
|
dec heightd |
|
jg .loop |
|
REP_RET |
|
%endmacro |
|
|
|
%macro HEVC_SAO_BAND_FILTER_FUNCS 0 |
|
HEVC_SAO_BAND_FILTER 10, 8, 1 |
|
HEVC_SAO_BAND_FILTER 10, 16, 2 |
|
HEVC_SAO_BAND_FILTER 10, 32, 4 |
|
HEVC_SAO_BAND_FILTER 10, 48, 6 |
|
HEVC_SAO_BAND_FILTER 10, 64, 8 |
|
|
|
HEVC_SAO_BAND_FILTER 12, 8, 1 |
|
HEVC_SAO_BAND_FILTER 12, 16, 2 |
|
HEVC_SAO_BAND_FILTER 12, 32, 4 |
|
HEVC_SAO_BAND_FILTER 12, 48, 6 |
|
HEVC_SAO_BAND_FILTER 12, 64, 8 |
|
%endmacro |
|
|
|
INIT_XMM sse2 |
|
HEVC_SAO_BAND_FILTER_FUNCS |
|
INIT_XMM avx |
|
HEVC_SAO_BAND_FILTER_FUNCS |
|
|
|
%if HAVE_AVX2_EXTERNAL |
|
INIT_XMM avx2 |
|
HEVC_SAO_BAND_FILTER 10, 8, 1 |
|
INIT_YMM avx2 |
|
HEVC_SAO_BAND_FILTER 10, 16, 1 |
|
HEVC_SAO_BAND_FILTER 10, 32, 2 |
|
HEVC_SAO_BAND_FILTER 10, 48, 3 |
|
HEVC_SAO_BAND_FILTER 10, 64, 4 |
|
|
|
INIT_XMM avx2 |
|
HEVC_SAO_BAND_FILTER 12, 8, 1 |
|
INIT_YMM avx2 |
|
HEVC_SAO_BAND_FILTER 12, 16, 1 |
|
HEVC_SAO_BAND_FILTER 12, 32, 2 |
|
HEVC_SAO_BAND_FILTER 12, 48, 3 |
|
HEVC_SAO_BAND_FILTER 12, 64, 4 |
|
%endif |
|
|
|
;****************************************************************************** |
|
;SAO Edge Filter |
|
;****************************************************************************** |
|
|
|
%define MAX_PB_SIZE 64 |
|
%define PADDING_SIZE 32 ; AV_INPUT_BUFFER_PADDING_SIZE |
|
%define EDGE_SRCSTRIDE 2 * MAX_PB_SIZE + PADDING_SIZE |
|
|
|
%macro PMINUW 4 |
|
%if cpuflag(sse4) |
|
pminuw %1, %2, %3 |
|
%else |
|
psubusw %4, %2, %3 |
|
psubw %1, %2, %4 |
|
%endif |
|
%endmacro |
|
|
|
%macro HEVC_SAO_EDGE_FILTER_INIT 0 |
|
%if WIN64 |
|
movsxd eoq, dword eom |
|
%elif ARCH_X86_64 |
|
movsxd eoq, eod |
|
%else |
|
mov eoq, r4m |
|
%endif |
|
lea tmp2q, [pb_eo] |
|
movsx a_strideq, byte [tmp2q+eoq*4+1] |
|
movsx b_strideq, byte [tmp2q+eoq*4+3] |
|
imul a_strideq, EDGE_SRCSTRIDE >> 1 |
|
imul b_strideq, EDGE_SRCSTRIDE >> 1 |
|
movsx tmpq, byte [tmp2q+eoq*4] |
|
add a_strideq, tmpq |
|
movsx tmpq, byte [tmp2q+eoq*4+2] |
|
add b_strideq, tmpq |
|
%endmacro |
|
|
|
;void ff_hevc_sao_edge_filter_<width>_<depth>_<opt>(uint8_t *_dst, uint8_t *_src, ptrdiff_t stride_dst, int16_t *sao_offset_val, |
|
; int eo, int width, int height); |
|
%macro HEVC_SAO_EDGE_FILTER 3 |
|
%if ARCH_X86_64 |
|
cglobal hevc_sao_edge_filter_%2_%1, 4, 9, 16, dst, src, dststride, offset, eo, a_stride, b_stride, height, tmp |
|
%define tmp2q heightq |
|
HEVC_SAO_EDGE_FILTER_INIT |
|
mov heightd, r6m |
|
add a_strideq, a_strideq |
|
add b_strideq, b_strideq |
|
|
|
%else ; ARCH_X86_32 |
|
cglobal hevc_sao_edge_filter_%2_%1, 1, 6, 8, 5*mmsize, dst, src, dststride, a_stride, b_stride, height |
|
%define eoq srcq |
|
%define tmpq heightq |
|
%define tmp2q dststrideq |
|
%define offsetq heightq |
|
%define m8 m1 |
|
%define m9 m2 |
|
%define m10 m3 |
|
%define m11 m4 |
|
%define m12 m5 |
|
HEVC_SAO_EDGE_FILTER_INIT |
|
mov srcq, srcm |
|
mov offsetq, r3m |
|
mov dststrideq, dststridem |
|
add a_strideq, a_strideq |
|
add b_strideq, b_strideq |
|
|
|
%endif ; ARCH |
|
|
|
%if mmsize > 16 |
|
SPLATW m8, [offsetq+2] |
|
SPLATW m9, [offsetq+4] |
|
SPLATW m10, [offsetq+0] |
|
SPLATW m11, [offsetq+6] |
|
SPLATW m12, [offsetq+8] |
|
%else |
|
movq m10, [offsetq+0] |
|
movd m12, [offsetq+6] |
|
SPLATW m8, xm10, 1 |
|
SPLATW m9, xm10, 2 |
|
SPLATW m10, xm10, 0 |
|
SPLATW m11, xm12, 0 |
|
SPLATW m12, xm12, 1 |
|
%endif |
|
pxor m0, m0 |
|
%if ARCH_X86_64 |
|
mova m13, [pw_m1] |
|
mova m14, [pw_1] |
|
mova m15, [pw_2] |
|
%else |
|
mov heightd, r6m |
|
mova [rsp+mmsize*0], m8 |
|
mova [rsp+mmsize*1], m9 |
|
mova [rsp+mmsize*2], m10 |
|
mova [rsp+mmsize*3], m11 |
|
mova [rsp+mmsize*4], m12 |
|
%endif |
|
|
|
align 16 |
|
.loop: |
|
|
|
%assign i 0 |
|
%rep %3 |
|
mova m1, [srcq + i] |
|
movu m2, [srcq+a_strideq + i] |
|
movu m3, [srcq+b_strideq + i] |
|
PMINUW m4, m1, m2, m6 |
|
PMINUW m5, m1, m3, m7 |
|
pcmpeqw m2, m4 |
|
pcmpeqw m3, m5 |
|
pcmpeqw m4, m1 |
|
pcmpeqw m5, m1 |
|
psubw m4, m2 |
|
psubw m5, m3 |
|
|
|
paddw m4, m5 |
|
pcmpeqw m2, m4, [pw_m2] |
|
%if ARCH_X86_64 |
|
pcmpeqw m3, m4, m13 |
|
pcmpeqw m5, m4, m0 |
|
pcmpeqw m6, m4, m14 |
|
pcmpeqw m7, m4, m15 |
|
pand m2, m8 |
|
pand m3, m9 |
|
pand m5, m10 |
|
pand m6, m11 |
|
pand m7, m12 |
|
%else |
|
pcmpeqw m3, m4, [pw_m1] |
|
pcmpeqw m5, m4, m0 |
|
pcmpeqw m6, m4, [pw_1] |
|
pcmpeqw m7, m4, [pw_2] |
|
pand m2, [rsp+mmsize*0] |
|
pand m3, [rsp+mmsize*1] |
|
pand m5, [rsp+mmsize*2] |
|
pand m6, [rsp+mmsize*3] |
|
pand m7, [rsp+mmsize*4] |
|
%endif |
|
paddw m2, m3 |
|
paddw m5, m6 |
|
paddw m2, m7 |
|
paddw m2, m1 |
|
paddw m2, m5 |
|
CLIPW m2, m0, [pw_mask %+ %1] |
|
mova [dstq + i], m2 |
|
%assign i i+mmsize |
|
%endrep |
|
|
|
add dstq, dststrideq |
|
add srcq, EDGE_SRCSTRIDE |
|
dec heightd |
|
jg .loop |
|
RET |
|
%endmacro |
|
|
|
INIT_XMM sse2 |
|
HEVC_SAO_EDGE_FILTER 10, 8, 1 |
|
HEVC_SAO_EDGE_FILTER 10, 16, 2 |
|
HEVC_SAO_EDGE_FILTER 10, 32, 4 |
|
HEVC_SAO_EDGE_FILTER 10, 48, 6 |
|
HEVC_SAO_EDGE_FILTER 10, 64, 8 |
|
|
|
HEVC_SAO_EDGE_FILTER 12, 8, 1 |
|
HEVC_SAO_EDGE_FILTER 12, 16, 2 |
|
HEVC_SAO_EDGE_FILTER 12, 32, 4 |
|
HEVC_SAO_EDGE_FILTER 12, 48, 6 |
|
HEVC_SAO_EDGE_FILTER 12, 64, 8 |
|
|
|
%if HAVE_AVX2_EXTERNAL |
|
INIT_XMM avx2 |
|
HEVC_SAO_EDGE_FILTER 10, 8, 1 |
|
INIT_YMM avx2 |
|
HEVC_SAO_EDGE_FILTER 10, 16, 1 |
|
HEVC_SAO_EDGE_FILTER 10, 32, 2 |
|
HEVC_SAO_EDGE_FILTER 10, 48, 3 |
|
HEVC_SAO_EDGE_FILTER 10, 64, 4 |
|
|
|
INIT_XMM avx2 |
|
HEVC_SAO_EDGE_FILTER 12, 8, 1 |
|
INIT_YMM avx2 |
|
HEVC_SAO_EDGE_FILTER 12, 16, 1 |
|
HEVC_SAO_EDGE_FILTER 12, 32, 2 |
|
HEVC_SAO_EDGE_FILTER 12, 48, 3 |
|
HEVC_SAO_EDGE_FILTER 12, 64, 4 |
|
%endif
|
|
|