diff options
Diffstat (limited to 'libavcodec/x86/aacpsdsp_init.c')
-rw-r--r-- | libavcodec/x86/aacpsdsp_init.c | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/libavcodec/x86/aacpsdsp_init.c b/libavcodec/x86/aacpsdsp_init.c new file mode 100644 index 0000000..21f00ef --- /dev/null +++ b/libavcodec/x86/aacpsdsp_init.c @@ -0,0 +1,72 @@ +/* + * SIMD optimized MPEG-4 Parametric Stereo decoding functions + * + * This file is part of FFmpeg. + * + * FFmpeg is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License as published by the Free Software Foundation; either + * version 2.1 of the License, or (at your option) any later version. + * + * FFmpeg is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * Lesser General Public License for more details. + * + * You should have received a copy of the GNU Lesser General Public + * License along with FFmpeg; if not, write to the Free Software + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA + */ + +#include <stddef.h> + +#include "config.h" + +#include "libavutil/x86/cpu.h" +#include "libavutil/attributes.h" +#include "libavcodec/aacpsdsp.h" + +void ff_ps_add_squares_sse (float *dst, const float (*src)[2], int n); +void ff_ps_add_squares_sse3 (float *dst, const float (*src)[2], int n); +void ff_ps_mul_pair_single_sse (float (*dst)[2], float (*src0)[2], + float *src1, int n); +void ff_ps_hybrid_analysis_sse (float (*out)[2], float (*in)[2], + const float (*filter)[8][2], + ptrdiff_t stride, int n); +void ff_ps_hybrid_analysis_sse3(float (*out)[2], float (*in)[2], + const float (*filter)[8][2], + ptrdiff_t stride, int n); +void ff_ps_stereo_interpolate_sse3(float (*l)[2], float (*r)[2], + float h[2][4], float h_step[2][4], + int len); +void ff_ps_stereo_interpolate_ipdopd_sse3(float (*l)[2], float (*r)[2], + float h[2][4], float h_step[2][4], + int len); +void ff_ps_hybrid_synthesis_deint_sse(float out[2][38][64], float (*in)[32][2], + int i, int len); +void ff_ps_hybrid_synthesis_deint_sse4(float out[2][38][64], float (*in)[32][2], + int i, int len); +void ff_ps_hybrid_analysis_ileave_sse(float (*out)[32][2], float L[2][38][64], + int i, int len); + +av_cold void ff_psdsp_init_x86(PSDSPContext *s) +{ + int cpu_flags = av_get_cpu_flags(); + + if (EXTERNAL_SSE(cpu_flags)) { + s->add_squares = ff_ps_add_squares_sse; + s->mul_pair_single = ff_ps_mul_pair_single_sse; + s->hybrid_analysis_ileave = ff_ps_hybrid_analysis_ileave_sse; + s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_sse; + s->hybrid_analysis = ff_ps_hybrid_analysis_sse; + } + if (EXTERNAL_SSE3(cpu_flags)) { + s->add_squares = ff_ps_add_squares_sse3; + s->stereo_interpolate[0] = ff_ps_stereo_interpolate_sse3; + s->stereo_interpolate[1] = ff_ps_stereo_interpolate_ipdopd_sse3; + s->hybrid_analysis = ff_ps_hybrid_analysis_sse3; + } + if (EXTERNAL_SSE4(cpu_flags)) { + s->hybrid_synthesis_deint = ff_ps_hybrid_synthesis_deint_sse4; + } +} |