56 lines
2.0 KiB
C
56 lines
2.0 KiB
C
/*
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* Apple ProRes compatible decoder
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*
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* Copyright (c) 2010-2011 Maxim Poliakovski
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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 "libavcodec/proresdsp.h"
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void ff_prores_idct_put_10_sse2(uint16_t *dst, int linesize,
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DCTELEM *block, const int16_t *qmat);
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void ff_prores_idct_put_10_sse4(uint16_t *dst, int linesize,
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DCTELEM *block, const int16_t *qmat);
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void ff_prores_idct_put_10_avx (uint16_t *dst, int linesize,
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DCTELEM *block, const int16_t *qmat);
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void ff_proresdsp_x86_init(ProresDSPContext *dsp, AVCodecContext *avctx)
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{
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#if ARCH_X86_64 && HAVE_YASM
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int flags = av_get_cpu_flags();
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if(avctx->flags & CODEC_FLAG_BITEXACT)
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return;
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if (flags & AV_CPU_FLAG_SSE2) {
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dsp->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
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dsp->idct_put = ff_prores_idct_put_10_sse2;
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}
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if (flags & AV_CPU_FLAG_SSE4) {
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dsp->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
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dsp->idct_put = ff_prores_idct_put_10_sse4;
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}
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if (HAVE_AVX_EXTERNAL && flags & AV_CPU_FLAG_AVX) {
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dsp->idct_permutation_type = FF_TRANSPOSE_IDCT_PERM;
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dsp->idct_put = ff_prores_idct_put_10_avx;
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}
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#endif /* ARCH_X86_64 && HAVE_YASM */
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}
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