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934ab3036e
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48 lines
1 KiB
C
48 lines
1 KiB
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 <string.h>
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#include <stdio.h>
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#include <spa/utils/defs.h>
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#include <spa/param/audio/raw.h>
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#define VOLUME_MIN 0.0f
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#define VOLUME_NORM 1.0f
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struct volume {
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uint32_t cpu_flags;
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const char *func_name;
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struct spa_log *log;
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uint32_t flags;
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void (*process) (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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void (*free) (struct volume *vol);
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void *data;
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};
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int volume_init(struct volume *vol);
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#define volume_process(vol,...) (vol)->process(vol, __VA_ARGS__)
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#define volume_free(vol) (vol)->free(vol)
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#define DEFINE_FUNCTION(name,arch) \
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void volume_##name##_##arch(struct volume *vol, \
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void * SPA_RESTRICT dst, \
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const void * SPA_RESTRICT src, \
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float volume, uint32_t n_samples);
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#define VOLUME_OPS_MAX_ALIGN 16
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DEFINE_FUNCTION(f32, c);
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#if defined (HAVE_SSE)
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DEFINE_FUNCTION(f32, sse);
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#endif
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#undef DEFINE_FUNCTION
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