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author | Zuxy Meng <zuxy.meng@gmail.com> | 2009-02-13 00:02:33 +0000 |
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committer | Aurelien Jacobs <aurel@gnuage.org> | 2009-02-13 00:02:33 +0000 |
commit | ecb24904fe55e463cdef58a0d55f06b27133ccdf (patch) | |
tree | 1387693cc7e2ab797b55b3600febdc6042c7d94b /libavcodec/x86 | |
parent | 6af3c226c3e7af638ddd60284ebc6e8d5f5644ec (diff) | |
download | ffmpeg-streaming-ecb24904fe55e463cdef58a0d55f06b27133ccdf.zip ffmpeg-streaming-ecb24904fe55e463cdef58a0d55f06b27133ccdf.tar.gz |
add SSE2 version of vp6_filter_diag
original patch by Zuxy Meng zuxy.meng _at_ gmail _dot_ com
Originally committed as revision 17195 to svn://svn.ffmpeg.org/ffmpeg/trunk
Diffstat (limited to 'libavcodec/x86')
-rw-r--r-- | libavcodec/x86/dsputil_mmx.c | 5 | ||||
-rw-r--r-- | libavcodec/x86/vp6dsp_sse2.c | 98 | ||||
-rw-r--r-- | libavcodec/x86/vp6dsp_sse2.h | 30 |
3 files changed, 133 insertions, 0 deletions
diff --git a/libavcodec/x86/dsputil_mmx.c b/libavcodec/x86/dsputil_mmx.c index 4d0503d..2f47f5f 100644 --- a/libavcodec/x86/dsputil_mmx.c +++ b/libavcodec/x86/dsputil_mmx.c @@ -32,6 +32,7 @@ #include "vp3dsp_mmx.h" #include "vp3dsp_sse2.h" #include "vp6dsp_mmx.h" +#include "vp6dsp_sse2.h" #include "idct_xvid.h" //#undef NDEBUG @@ -2901,6 +2902,10 @@ void dsputil_init_mmx(DSPContext* c, AVCodecContext *avctx) H264_QPEL_FUNCS(3, 1, sse2); H264_QPEL_FUNCS(3, 2, sse2); H264_QPEL_FUNCS(3, 3, sse2); + + if (CONFIG_VP6_DECODER) { + c->vp6_filter_diag4 = ff_vp6_filter_diag4_sse2; + } } #if HAVE_SSSE3 if(mm_flags & FF_MM_SSSE3){ diff --git a/libavcodec/x86/vp6dsp_sse2.c b/libavcodec/x86/vp6dsp_sse2.c new file mode 100644 index 0000000..c72a0ca --- /dev/null +++ b/libavcodec/x86/vp6dsp_sse2.c @@ -0,0 +1,98 @@ +/** + * @file libavcodec/x86/vp6dsp_mmx.c + * SSE2-optimized functions for the VP6 decoder + * + * Copyright (C) 2009 Zuxy Meng <zuxy.meng@gmail.com> + * + * 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_cpu.h" +#include "libavcodec/dsputil.h" +#include "dsputil_mmx.h" +#include "vp6dsp_sse2.h" + +#define DIAG4_SSE2(in1,in2,in3,in4) \ + "movq "#in1"(%0), %%xmm0 \n\t" \ + "movq "#in2"(%0), %%xmm1 \n\t" \ + "punpcklbw %%xmm7, %%xmm0 \n\t" \ + "punpcklbw %%xmm7, %%xmm1 \n\t" \ + "pmullw %%xmm4, %%xmm0 \n\t" /* src[x-8 ] * biweight [0] */ \ + "pmullw %%xmm5, %%xmm1 \n\t" /* src[x ] * biweight [1] */ \ + "paddw %%xmm1, %%xmm0 \n\t" \ + "movq "#in3"(%0), %%xmm1 \n\t" \ + "movq "#in4"(%0), %%xmm2 \n\t" \ + "punpcklbw %%xmm7, %%xmm1 \n\t" \ + "punpcklbw %%xmm7, %%xmm2 \n\t" \ + "pmullw %%xmm6, %%xmm1 \n\t" /* src[x+8 ] * biweight [2] */ \ + "pmullw %%xmm3, %%xmm2 \n\t" /* src[x+16] * biweight [3] */ \ + "paddw %%xmm2, %%xmm1 \n\t" \ + "paddsw %%xmm1, %%xmm0 \n\t" \ + "paddsw "MANGLE(ff_pw_64)", %%xmm0 \n\t" /* Add 64 */ \ + "psraw $7, %%xmm0 \n\t" \ + "packuswb %%xmm0, %%xmm0 \n\t" \ + "movq %%xmm0, (%1) \n\t" \ + +void ff_vp6_filter_diag4_sse2(uint8_t *dst, uint8_t *src, int stride, + const int16_t *h_weights,const int16_t *v_weights) +{ + uint8_t tmp[8*11], *t = tmp; + src -= stride; + + __asm__ volatile( + "pxor %%xmm7, %%xmm7 \n\t" + "movq %4, %%xmm3 \n\t" + "pshuflw $0, %%xmm3, %%xmm4 \n\t" + "punpcklqdq %%xmm4, %%xmm4 \n\t" + "pshuflw $85, %%xmm3, %%xmm5 \n\t" + "punpcklqdq %%xmm5, %%xmm5 \n\t" + "pshuflw $170, %%xmm3, %%xmm6 \n\t" + "punpcklqdq %%xmm6, %%xmm6 \n\t" + "pshuflw $255, %%xmm3, %%xmm3 \n\t" + "punpcklqdq %%xmm3, %%xmm3 \n\t" + "1: \n\t" + DIAG4_SSE2(-1,0,1,2) + "add $8, %1 \n\t" + "add %2, %0 \n\t" + "decl %3 \n\t" + "jnz 1b \n\t" + : "+r"(src), "+r"(t) + : "g"((x86_reg)stride), "r"(11), "m"(*(const int64_t*)h_weights) + : "memory"); + + t = tmp + 8; + + __asm__ volatile( + "movq %4, %%xmm3 \n\t" + "pshuflw $0, %%xmm3, %%xmm4 \n\t" + "punpcklqdq %%xmm4, %%xmm4 \n\t" + "pshuflw $85, %%xmm3, %%xmm5 \n\t" + "punpcklqdq %%xmm5, %%xmm5 \n\t" + "pshuflw $170, %%xmm3, %%xmm6 \n\t" + "punpcklqdq %%xmm6, %%xmm6 \n\t" + "pshuflw $255, %%xmm3, %%xmm3 \n\t" + "punpcklqdq %%xmm3, %%xmm3 \n\t" + "1: \n\t" + DIAG4_SSE2(-8,0,8,16) + "add $8, %0 \n\t" + "add %2, %1 \n\t" + "decl %3 \n\t" + "jnz 1b \n\t" + : "+r"(t), "+r"(dst) + : "g"((x86_reg)stride), "r"(8), "m"(*(const int64_t*)v_weights) + : "memory"); +} diff --git a/libavcodec/x86/vp6dsp_sse2.h b/libavcodec/x86/vp6dsp_sse2.h new file mode 100644 index 0000000..a30089a --- /dev/null +++ b/libavcodec/x86/vp6dsp_sse2.h @@ -0,0 +1,30 @@ +/* + * vp6dsp SSE2 function declarations + * Copyright (c) 2009 Zuxy Meng <zuxy.meng@gmail.com> + * + * 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 + */ + +#ifndef AVCODEC_X86_VP6DSP_SSE2_H +#define AVCODEC_X86_VP6DSP_SSE2_H + +#include <stdint.h> + +void ff_vp6_filter_diag4_sse2(uint8_t *dst, uint8_t *src, int stride, + const int16_t *h_weights,const int16_t *v_weights); + +#endif /* AVCODEC_X86_VP6DSP_SSE2_H */ |