mirror of
https://gitlab.freedesktop.org/pipewire/pipewire.git
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74 lines
2.7 KiB
C
74 lines
2.7 KiB
C
/* Spa
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*
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* Copyright © 2018 Wim Taymans
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*/
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#include <string.h>
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#include <stdio.h>
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#include <spa/utils/defs.h>
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#define VOLUME_MIN 0.0f
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#define VOLUME_NORM 1.0f
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#define _M(ch) (1UL << SPA_AUDIO_CHANNEL_ ## ch)
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#define MASK_MONO _M(FC)|_M(MONO)|_M(UNKNOWN)
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#define MASK_STEREO _M(FL)|_M(FR)|_M(UNKNOWN)
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#define MASK_QUAD _M(FL)|_M(FR)|_M(RL)|_M(RR)|_M(UNKNOWN)
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#define MASK_3_1 _M(FL)|_M(FR)|_M(FC)|_M(LFE)
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#define MASK_5_1 _M(FL)|_M(FR)|_M(FC)|_M(LFE)|_M(SL)|_M(SR)|_M(RL)|_M(RR)
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#define MASK_7_1 _M(FL)|_M(FR)|_M(FC)|_M(LFE)|_M(SL)|_M(SR)|_M(RL)|_M(RR)
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typedef void (*channelmix_func_t) (void *data, int n_dst, void * SPA_RESTRICT dst[n_dst],
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int n_src, const void * SPA_RESTRICT src[n_src],
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const void * SPA_RESTRICT matrix, float v, int n_samples);
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#define DEFINE_FUNCTION(name,arch) \
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void channelmix_##name##_##arch(void *data, \
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int n_dst, void * SPA_RESTRICT dst[n_dst], \
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int n_src, const void * SPA_RESTRICT src[n_src], \
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const void *matrix, float v, int n_samples);
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DEFINE_FUNCTION(copy, c);
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DEFINE_FUNCTION(f32_n_m, c);
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DEFINE_FUNCTION(f32_1_2, c);
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DEFINE_FUNCTION(f32_2_1, c);
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DEFINE_FUNCTION(f32_4_1, c);
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DEFINE_FUNCTION(f32_3p1_1, c);
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DEFINE_FUNCTION(f32_2_4, c);
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DEFINE_FUNCTION(f32_2_3p1, c);
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DEFINE_FUNCTION(f32_2_5p1, c);
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DEFINE_FUNCTION(f32_5p1_2, c);
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DEFINE_FUNCTION(f32_5p1_3p1, c);
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DEFINE_FUNCTION(f32_5p1_4, c);
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DEFINE_FUNCTION(f32_7p1_2, c);
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DEFINE_FUNCTION(f32_7p1_3p1, c);
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DEFINE_FUNCTION(f32_7p1_4, c);
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#if defined (HAVE_SSE)
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DEFINE_FUNCTION(copy, sse);
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DEFINE_FUNCTION(f32_2_4, sse);
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DEFINE_FUNCTION(f32_5p1_2, sse);
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DEFINE_FUNCTION(f32_5p1_3p1, sse);
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DEFINE_FUNCTION(f32_5p1_4, sse);
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DEFINE_FUNCTION(f32_7p1_4, sse);
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#endif
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