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25 lines
571 B
C
25 lines
571 B
C
/* Spa */
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/* SPDX-FileCopyrightText: Copyright © 2021 Wim Taymans */
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/* SPDX-License-Identifier: MIT */
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#include "volume-ops.h"
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void
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volume_f32_c(struct volume *vol, void * SPA_RESTRICT dst,
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const void * SPA_RESTRICT src, float volume, uint32_t n_samples)
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{
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uint32_t n;
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float *d = (float*)dst;
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const float *s = (const float*)src;
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if (volume == VOLUME_MIN) {
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memset(d, 0, n_samples * sizeof(float));
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}
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else if (volume == VOLUME_NORM) {
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spa_memcpy(d, s, n_samples * sizeof(float));
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}
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else {
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for (n = 0; n < n_samples; n++)
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d[n] = s[n] * volume;
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}
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}
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