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https://github.com/FFmpeg/FFmpeg.git
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663640d745
* commit '3fd22538bc0e0de84b31335266b4b1577d3d609e': prores: Change type of stride parameters to ptrdiff_t Merged-by: James Almer <jamrial@gmail.com>
49 lines
1.7 KiB
C
49 lines
1.7 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 "libavutil/attributes.h"
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#include "libavutil/x86/cpu.h"
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#include "libavcodec/idctdsp.h"
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#include "libavcodec/proresdsp.h"
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void ff_prores_idct_put_10_sse2(uint16_t *dst, ptrdiff_t linesize,
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int16_t *block, const int16_t *qmat);
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void ff_prores_idct_put_10_avx (uint16_t *dst, ptrdiff_t linesize,
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int16_t *block, const int16_t *qmat);
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av_cold void ff_proresdsp_init_x86(ProresDSPContext *dsp, AVCodecContext *avctx)
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{
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#if ARCH_X86_64
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int cpu_flags = av_get_cpu_flags();
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if (EXTERNAL_SSE2(cpu_flags)) {
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dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
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dsp->idct_put = ff_prores_idct_put_10_sse2;
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}
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if (EXTERNAL_AVX(cpu_flags)) {
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dsp->idct_permutation_type = FF_IDCT_PERM_TRANSPOSE;
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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 */
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}
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