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74 lines
3.2 KiB
74 lines
3.2 KiB
/* |
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* SIMD optimized MPEG-4 Parametric Stereo decoding functions |
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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 <stddef.h> |
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#include "config.h" |
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#include "libavutil/x86/cpu.h" |
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#include "libavutil/attributes.h" |
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#include "libavcodec/aacpsdsp.h" |
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void ff_ps_add_squares_sse (float *dst, const float (*src)[2], int n); |
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void ff_ps_add_squares_sse3 (float *dst, const float (*src)[2], int n); |
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void ff_ps_mul_pair_single_sse (float (*dst)[2], float (*src0)[2], |
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float *src1, int n); |
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void ff_ps_hybrid_analysis_sse (float (*out)[2], float (*in)[2], |
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const float (*filter)[8][2], |
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ptrdiff_t stride, int n); |
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void ff_ps_hybrid_analysis_fma3(float (*out)[2], float (*in)[2], |
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const float (*filter)[8][2], |
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ptrdiff_t stride, int n); |
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void ff_ps_stereo_interpolate_sse3(float (*l)[2], float (*r)[2], |
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float h[2][4], float h_step[2][4], |
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int len); |
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void ff_ps_stereo_interpolate_ipdopd_sse3(float (*l)[2], float (*r)[2], |
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float h[2][4], float h_step[2][4], |
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int len); |
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void ff_ps_hybrid_synthesis_deint_sse(float out[2][38][64], float (*in)[32][2], |
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int i, int len); |
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void ff_ps_hybrid_synthesis_deint_sse4(float out[2][38][64], float (*in)[32][2], |
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int i, int len); |
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void ff_ps_hybrid_analysis_ileave_sse(float (*out)[32][2], float L[2][38][64], |
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int i, int len); |
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av_cold void ff_psdsp_init_x86(PSDSPContext *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->add_squares = ff_ps_add_squares_sse; |
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s->mul_pair_single = ff_ps_mul_pair_single_sse; |
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s->hybrid_analysis_ileave = ff_ps_hybrid_analysis_ileave_sse; |
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s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_sse; |
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s->hybrid_analysis = ff_ps_hybrid_analysis_sse; |
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} |
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if (EXTERNAL_SSE3(cpu_flags)) { |
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s->add_squares = ff_ps_add_squares_sse3; |
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s->stereo_interpolate[0] = ff_ps_stereo_interpolate_sse3; |
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s->stereo_interpolate[1] = ff_ps_stereo_interpolate_ipdopd_sse3; |
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} |
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if (EXTERNAL_SSE4(cpu_flags)) { |
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s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_sse4; |
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} |
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if (EXTERNAL_FMA3(cpu_flags)) { |
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s->hybrid_analysis = ff_ps_hybrid_analysis_fma3; |
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} |
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}
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