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44 lines
1.5 KiB
44 lines
1.5 KiB
/* |
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* This file is part of Libav. |
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* |
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* Libav 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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* Libav 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 Libav; 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/cpu.h" |
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#include "libavutil/x86/cpu.h" |
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#include "libavcodec/avcodec.h" |
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#include "libavcodec/fdctdsp.h" |
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#include "fdct.h" |
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av_cold void ff_fdctdsp_init_x86(FDCTDSPContext *c, AVCodecContext *avctx, |
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unsigned high_bit_depth) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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const int dct_algo = avctx->dct_algo; |
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if (!high_bit_depth) { |
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if ((dct_algo == FF_DCT_AUTO || dct_algo == FF_DCT_MMX)) { |
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if (INLINE_MMX(cpu_flags)) |
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c->fdct = ff_fdct_mmx; |
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if (INLINE_MMXEXT(cpu_flags)) |
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c->fdct = ff_fdct_mmxext; |
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if (INLINE_SSE2(cpu_flags)) |
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c->fdct = ff_fdct_sse2; |
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} |
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} |
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}
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