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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:28:17 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 18:28:17 +0000 |
commit | 7a46c07230b8d8108c0e8e80df4522d0ac116538 (patch) | |
tree | d483300dab478b994fe199a5d19d18d74153718a /spa/plugins/audioconvert/peaks-ops.h | |
parent | Initial commit. (diff) | |
download | pipewire-upstream.tar.xz pipewire-upstream.zip |
Adding upstream version 0.3.65.upstream/0.3.65upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'spa/plugins/audioconvert/peaks-ops.h')
-rw-r--r-- | spa/plugins/audioconvert/peaks-ops.h | 72 |
1 files changed, 72 insertions, 0 deletions
diff --git a/spa/plugins/audioconvert/peaks-ops.h b/spa/plugins/audioconvert/peaks-ops.h new file mode 100644 index 0000000..29da794 --- /dev/null +++ b/spa/plugins/audioconvert/peaks-ops.h @@ -0,0 +1,72 @@ +/* Spa + * + * Copyright © 2022 Wim Taymans + * + * Permission is hereby granted, free of charge, to any person obtaining a + * copy of this software and associated documentation files (the "Software"), + * to deal in the Software without restriction, including without limitation + * the rights to use, copy, modify, merge, publish, distribute, sublicense, + * and/or sell copies of the Software, and to permit persons to whom the + * Software is furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice (including the next + * paragraph) shall be included in all copies or substantial portions of the + * Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING + * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER + * DEALINGS IN THE SOFTWARE. + */ + +#include <string.h> +#include <stdio.h> + +#include <spa/utils/defs.h> + +struct peaks { + uint32_t cpu_flags; + const char *func_name; + + struct spa_log *log; + + uint32_t flags; + + void (*min_max) (struct peaks *peaks, const float * SPA_RESTRICT src, + uint32_t n_samples, float *min, float *max); + float (*abs_max) (struct peaks *peaks, const float * SPA_RESTRICT src, + uint32_t n_samples, float max); + + void (*free) (struct peaks *peaks); +}; + +int peaks_init(struct peaks *peaks); + +#define peaks_min_max(peaks,...) (peaks)->min_max(peaks, __VA_ARGS__) +#define peaks_abs_max(peaks,...) (peaks)->abs_max(peaks, __VA_ARGS__) +#define peaks_free(peaks) (peaks)->free(peaks) + +#define DEFINE_MIN_MAX_FUNCTION(arch) \ +void peaks_min_max_##arch(struct peaks *peaks, \ + const float * SPA_RESTRICT src, \ + uint32_t n_samples, float *min, float *max); + +#define DEFINE_ABS_MAX_FUNCTION(arch) \ +float peaks_abs_max_##arch(struct peaks *peaks, \ + const float * SPA_RESTRICT src, \ + uint32_t n_samples, float max); + +#define PEAKS_OPS_MAX_ALIGN 16 + +DEFINE_MIN_MAX_FUNCTION(c); +DEFINE_ABS_MAX_FUNCTION(c); + +#if defined (HAVE_SSE) +DEFINE_MIN_MAX_FUNCTION(sse); +DEFINE_ABS_MAX_FUNCTION(sse); +#endif + +#undef DEFINE_FUNCTION |