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47 lines
1.7 KiB
47 lines
1.7 KiB
/* |
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* VP6 MMX/SSE2 optimizations |
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* Copyright (C) 2009 Sebastien Lucas <sebastien.lucas@gmail.com> |
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* Copyright (C) 2009 Zuxy Meng <zuxy.meng@gmail.com> |
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* |
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* This file is part of FFmpeg. |
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* |
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* FFmpeg is free software; you can redistribute it and/or |
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* modify it under the terms of the GNU Lesser General Public |
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* License as published by the Free Software Foundation; either |
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* version 2.1 of the License, or (at your option) any later version. |
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* |
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* FFmpeg is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU |
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* Lesser General Public License for more details. |
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* |
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* You should have received a copy of the GNU Lesser General Public |
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* License along with FFmpeg; if not, write to the Free Software |
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA |
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*/ |
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#include "libavutil/x86_cpu.h" |
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#include "libavcodec/dsputil.h" |
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#include "libavcodec/vp56dsp.h" |
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void ff_vp6_filter_diag4_mmx(uint8_t *dst, uint8_t *src, int stride, |
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const int16_t *h_weights,const int16_t *v_weights); |
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void ff_vp6_filter_diag4_sse2(uint8_t *dst, uint8_t *src, int stride, |
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const int16_t *h_weights,const int16_t *v_weights); |
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av_cold void ff_vp56dsp_init_x86(VP56DSPContext* c, enum CodecID codec) |
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{ |
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#if HAVE_YASM |
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int mm_flags = mm_support(); |
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if (CONFIG_VP6_DECODER && codec == CODEC_ID_VP6) { |
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if (mm_flags & FF_MM_MMX) { |
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c->vp6_filter_diag4 = ff_vp6_filter_diag4_mmx; |
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} |
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if (mm_flags & FF_MM_SSE2) { |
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c->vp6_filter_diag4 = ff_vp6_filter_diag4_sse2; |
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} |
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} |
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#endif |
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}
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