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Diffstat (limited to 'src/common/includes/Audio/tone.h')
| -rw-r--r-- | src/common/includes/Audio/tone.h | 53 |
1 files changed, 0 insertions, 53 deletions
diff --git a/src/common/includes/Audio/tone.h b/src/common/includes/Audio/tone.h deleted file mode 100644 index ba05304..0000000 --- a/src/common/includes/Audio/tone.h +++ /dev/null @@ -1,53 +0,0 @@ -/* - * The MIT License (MIT) - * - * Copyright (c) 2019 Matthias P. Braendli, Maximilien Cuony - * - * 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 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. -*/ - -#ifndef __TONE_H_ -#define __TONE_H_ - -#include <stdio.h> -#include "Audio/audio_in.h" - -#define TONE_BUFFER_LEN AUDIO_IN_BUF_LEN - -void tone_init(void); - -void tone_detector_enable(int enable); - -/* Return 1 when 1750 detected, 0 otherwise */ -int tone_1750_status(void); - -/* Return 1 if 1750 is currently detected, and has been already for at - * least 5s */ -int tone_1750_for_5_seconds(void); - -/* The FAX status is 1 if the recently decoded DTMF is the 0-7-* sequence. */ -int tone_fax_status(void); - -/* Must be called by task to do the analysis */ -void tone_do_analysis(void); - -/* Push a sample from the ADC ISR or Pulseaudio task */ -void tone_detect_push_sample(const uint16_t sample, int is_irq); - -#endif |
