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https://gitlab.freedesktop.org/pipewire/pipewire.git
synced 2025-11-03 09:01:54 -05:00
0ecbe4844e
Move floatmix to the audiomixer plugin and change the name to AUDIO_MIXER_DSP. Add runtime selectable sse and sse2 optimizations. Load the port mixer plugin dynamically based on the factory_name. Add some more debug
69 lines
2.1 KiB
C
69 lines
2.1 KiB
C
/* Spa
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*
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* Copyright © 2019 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 <math.h>
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#include <spa/utils/defs.h>
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#include "mix-ops.h"
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void
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mix_f32_c(struct mix_ops *ops, void * SPA_RESTRICT dst, const void * SPA_RESTRICT src[],
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uint32_t n_src, uint32_t n_samples)
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{
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uint32_t i, n;
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float *d = dst;
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if (n_src == 0)
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memset(dst, 0, n_samples * sizeof(float));
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else if (dst != src[0])
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memcpy(dst, src[0], n_samples * sizeof(float));
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for (i = 1; i < n_src; i++) {
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const float *s = src[i];
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for (n = 0; n < n_samples; n++)
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d[n] += s[n];
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}
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}
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void
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mix_f64_c(struct mix_ops *ops, void * SPA_RESTRICT dst, const void * SPA_RESTRICT src[],
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uint32_t n_src, uint32_t n_samples)
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{
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uint32_t i, n;
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double *d = dst;
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if (n_src == 0)
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memset(dst, 0, n_samples * sizeof(double));
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else if (dst != src[0])
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memcpy(dst, src[0], n_samples * sizeof(double));
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for (i = 1; i < n_src; i++) {
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const double *s = src[i];
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for (n = 0; n < n_samples; n++)
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d[n] += s[n];
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}
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}
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