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Code Issues Releases Activity

avfilter/vf_transpose: add x86 SIMD

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This commit is contained in:
Paul B Mahol 2019-10-21 16:43:26 +02:00
parent f7f4691f9f
commit ccd9bca15a
5 changed files with 157 additions and 8 deletions
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10
libavfilter/transpose.h
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@ -34,4 +34,14 @@ enum TransposeDir {
TRANSPOSE_VFLIP,
};
typedef struct TransVtable {
void (*transpose_8x8)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize);
void (*transpose_block)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize,
int w, int h);
} TransVtable;
void ff_transpose_init_x86(TransVtable *v, int pixstep);
#endif

16
libavfilter/vf_transpose.c
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@ -40,14 +40,6 @@
#include "video.h"
#include "transpose.h"
typedef struct TransVtable {
void (*transpose_8x8)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize);
void (*transpose_block)(uint8_t *src, ptrdiff_t src_linesize,
uint8_t *dst, ptrdiff_t dst_linesize,
int w, int h);
} TransVtable;
typedef struct TransContext {
const AVClass *class;
int hsub, vsub;
@ -243,6 +235,14 @@ static int config_props_output(AVFilterLink *outlink)
}
}
if (ARCH_X86) {
for (int i = 0; i < 4; i++) {
TransVtable *v = &s->vtables[i];
ff_transpose_init_x86(v, s->pixsteps[i]);
}
}
av_log(ctx, AV_LOG_VERBOSE,
"w:%d h:%d dir:%d -> w:%d h:%d rotation:%s vflip:%d\n",
inlink->w, inlink->h, s->dir, outlink->w, outlink->h,

2
libavfilter/x86/Makefile
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@ -31,6 +31,7 @@ OBJS-$(CONFIG_STEREO3D_FILTER) += x86/vf_stereo3d_init.o
OBJS-$(CONFIG_TBLEND_FILTER) += x86/vf_blend_init.o
OBJS-$(CONFIG_THRESHOLD_FILTER) += x86/vf_threshold_init.o
OBJS-$(CONFIG_TINTERLACE_FILTER) += x86/vf_tinterlace_init.o
OBJS-$(CONFIG_TRANSPOSE_FILTER) += x86/vf_transpose_init.o
OBJS-$(CONFIG_VOLUME_FILTER) += x86/af_volume_init.o
OBJS-$(CONFIG_V360_FILTER) += x86/vf_v360_init.o
OBJS-$(CONFIG_W3FDIF_FILTER) += x86/vf_w3fdif_init.o
@ -69,6 +70,7 @@ X86ASM-OBJS-$(CONFIG_STEREO3D_FILTER) += x86/vf_stereo3d.o
X86ASM-OBJS-$(CONFIG_TBLEND_FILTER) += x86/vf_blend.o
X86ASM-OBJS-$(CONFIG_THRESHOLD_FILTER) += x86/vf_threshold.o
X86ASM-OBJS-$(CONFIG_TINTERLACE_FILTER) += x86/vf_interlace.o
X86ASM-OBJS-$(CONFIG_TRANSPOSE_FILTER) += x86/vf_transpose.o
X86ASM-OBJS-$(CONFIG_VOLUME_FILTER) += x86/af_volume.o
X86ASM-OBJS-$(CONFIG_V360_FILTER) += x86/vf_v360.o
X86ASM-OBJS-$(CONFIG_W3FDIF_FILTER) += x86/vf_w3fdif.o

88
libavfilter/x86/vf_transpose.asm Normal file
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@ -0,0 +1,88 @@
;*****************************************************************************
;* x86-optimized functions for transpose filter
;*
;* Copyright (C) 2019 Paul B Mahol
;*
;* 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 .text
;------------------------------------------------------------------------------
; void ff_transpose_8x8(uint8_t *src, ptrdiff_t src_linesize,
; uint8_t *dst, ptrdiff_t dst_linesize)
;------------------------------------------------------------------------------
INIT_XMM sse2
cglobal transpose_8x8_8, 4,5,8, src, src_linesize, dst, dst_linesize, linesize3
lea linesize3q, [src_linesizeq * 3]
movq m0, [srcq + src_linesizeq * 0]
movq m1, [srcq + src_linesizeq * 1]
movq m2, [srcq + src_linesizeq * 2]
movq m3, [srcq + linesize3q]
lea srcq, [srcq + src_linesizeq * 4]
movq m4, [srcq + src_linesizeq * 0]
movq m5, [srcq + src_linesizeq * 1]
movq m6, [srcq + src_linesizeq * 2]
movq m7, [srcq + linesize3q]
TRANSPOSE_8X8B 0, 1, 2, 3, 4, 5, 6, 7
lea linesize3q, [dst_linesizeq * 3]
movq [dstq + dst_linesizeq * 0], m0
movq [dstq + dst_linesizeq * 1], m1
movq [dstq + dst_linesizeq * 2], m2
movq [dstq + linesize3q], m3
lea dstq, [dstq + dst_linesizeq * 4]
movq [dstq + dst_linesizeq * 0], m4
movq [dstq + dst_linesizeq * 1], m5
movq [dstq + dst_linesizeq * 2], m6
movq [dstq + linesize3q], m7
RET
%if ARCH_X86_64
INIT_XMM sse2
cglobal transpose_8x8_16, 4,5,9, src, src_linesize, dst, dst_linesize, linesize3
lea linesize3q, [src_linesizeq * 3]
movu m0, [srcq + src_linesizeq * 0]
movu m1, [srcq + src_linesizeq * 1]
movu m2, [srcq + src_linesizeq * 2]
movu m3, [srcq + linesize3q]
lea srcq, [srcq + src_linesizeq * 4]
movu m4, [srcq + src_linesizeq * 0]
movu m5, [srcq + src_linesizeq * 1]
movu m6, [srcq + src_linesizeq * 2]
movu m7, [srcq + linesize3q]
TRANSPOSE8x8W 0, 1, 2, 3, 4, 5, 6, 7, 8
lea linesize3q, [dst_linesizeq * 3]
movu [dstq + dst_linesizeq * 0], m0
movu [dstq + dst_linesizeq * 1], m1
movu [dstq + dst_linesizeq * 2], m2
movu [dstq + linesize3q], m3
lea dstq, [dstq + dst_linesizeq * 4]
movu [dstq + dst_linesizeq * 0], m4
movu [dstq + dst_linesizeq * 1], m5
movu [dstq + dst_linesizeq * 2], m6
movu [dstq + linesize3q], m7
RET
%endif

49
libavfilter/x86/vf_transpose_init.c Normal file
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@ -0,0 +1,49 @@
/*
* Copyright (C) 2019 Paul B Mahol
*
* 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/attributes.h"
#include "libavutil/cpu.h"
#include "libavutil/mem.h"
#include "libavutil/x86/asm.h"
#include "libavutil/x86/cpu.h"
#include "libavfilter/transpose.h"
void ff_transpose_8x8_8_sse2(uint8_t *src,
ptrdiff_t src_linesize,
uint8_t *dst,
ptrdiff_t dst_linesize);
void ff_transpose_8x8_16_sse2(uint8_t *src,
ptrdiff_t src_linesize,
uint8_t *dst,
ptrdiff_t dst_linesize);
av_cold void ff_transpose_init_x86(TransVtable *v, int pixstep)
{
int cpu_flags = av_get_cpu_flags();
if (EXTERNAL_SSE4(cpu_flags) && pixstep == 1) {
v->transpose_8x8 = ff_transpose_8x8_8_sse2;
}
if (ARCH_X86_64 && EXTERNAL_SSE4(cpu_flags) && pixstep == 2) {
v->transpose_8x8 = ff_transpose_8x8_16_sse2;
}
}