| /* |
| * Copyright © 2017 Intel Corporation |
| * |
| * 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. |
| * |
| * Authors: |
| * Paul Kocialkowski <paul.kocialkowski@linux.intel.com> |
| */ |
| |
| #ifndef IGT_AUDIO_H |
| #define IGT_AUDIO_H |
| |
| #include "config.h" |
| |
| #include <stdbool.h> |
| |
| struct audio_signal; |
| |
| struct audio_signal *audio_signal_init(int channels, int sampling_rate); |
| int audio_signal_add_frequency(struct audio_signal *signal, int frequency); |
| void audio_signal_synthesize(struct audio_signal *signal); |
| void audio_signal_clean(struct audio_signal *signal); |
| void audio_signal_fill(struct audio_signal *signal, short *buffer, int frames); |
| bool audio_signal_detect(struct audio_signal *signal, int channels, |
| int sampling_rate, short *buffer, int frames); |
| |
| #endif |