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43 lines
1.5 KiB
43 lines
1.5 KiB
/* |
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* AAC encoder assembly optimizations |
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* Copyright (C) 2016 Rostislav Pehlivanov <atomnuker@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 "config.h" |
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#include "libavutil/attributes.h" |
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#include "libavutil/x86/cpu.h" |
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#include "libavcodec/aacencdsp.h" |
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void ff_abs_pow34_sse(float *out, const float *in, const int size); |
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void ff_aac_quantize_bands_sse2(int *out, const float *in, const float *scaled, |
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int size, int is_signed, int maxval, const float Q34, |
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const float rounding); |
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av_cold void ff_aacenc_dsp_init_x86(AACEncDSPContext *s) |
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{ |
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int cpu_flags = av_get_cpu_flags(); |
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if (EXTERNAL_SSE(cpu_flags)) |
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s->abs_pow34 = ff_abs_pow34_sse; |
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if (EXTERNAL_SSE2(cpu_flags)) |
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s->quant_bands = ff_aac_quantize_bands_sse2; |
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}
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