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btstack_audio: add common implementations

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This commit is contained in:
Matthias Ringwald 2019-02-22 22:19:13 +01:00
parent 195e44814f
commit 65ec5d42b5
1 changed files with 30 additions and 27 deletions
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57
src/btstack_audio.h
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@ -35,8 +35,8 @@
*
*/
#ifndef __BTSTACK_AUDIO_DMA_H
#define __BTSTACK_AUDIO_DMA_H
#ifndef __BTSTACK_AUDIO_H
#define __BTSTACK_AUDIO_H
#include <stdint.h>
@ -53,30 +53,30 @@ extern "C" {
typedef struct {
/**
* @brief Setup audio codec for specified samplerate and number of channels
* @param Channels (1=mono, 2=stereo)
* @param Sample rate
* @param Playback callback
* @return 1 on success
*/
int (*init)(uint8_t channels,
uint32_t samplerate,
void (*playback) ( int16_t * buffer, uint16_t num_samples));
* @brief Setup audio codec for specified samplerate and number of channels
* @param Channels (1=mono, 2=stereo)
* @param Sample rate
* @param Playback callback
* @return 1 on success
*/
int (*init)(uint8_t channels,
uint32_t samplerate,
void (*playback) (int16_t * buffer, uint16_t num_samples));
/**
* @brief Start stream
*/
void (*start_stream)(void);
* @brief Start stream
*/
void (*start_stream)(void);
/**
* @brief Stop stream
*/
void (*stop_stream)(void);
* @brief Stop stream
*/
void (*stop_stream)(void);
/**
* @brief Close audio codec
*/
void (*close)(void);
* @brief Close audio codec
*/
void (*close)(void);
} btstack_audio_sink_t;
@ -90,14 +90,14 @@ typedef struct {
* @param Recording callback
* @return 1 on success
*/
int (*init)(uint8_t channels,
uint32_t samplerate,
void (*recording)(const int16_t * buffer, uint16_t num_samples));
int (*init)(uint8_t channels,
uint32_t samplerate,
void (*recording)(const int16_t * buffer, uint16_t num_samples));
/**
* @brief Start stream
*/
void (*start_stream)(void);
void (*start_stream)(void);
/**
* @brief Stop stream
@ -139,11 +139,14 @@ void btstack_audio_source_set_instance(const btstack_audio_source_t * audio_sour
// common implementations
const btstack_audio_sink_t * btstack_audio_portaudio_sink_get_instance(void);
const btstack_audio_sink_t * btstack_audio_portaudio_sink_get_instance(void);
const btstack_audio_source_t * btstack_audio_portaudio_source_get_instance(void);
//const btstack_audio_t * btstack_audio_embedded_get_instance(void);
//const btstack_audio_t * btstack_audio_esp32_get_instance(void);
const btstack_audio_sink_t * btstack_audio_embedded_sink_get_instance(void);
const btstack_audio_source_t * btstack_audio_embedded_source_get_instance(void);
const btstack_audio_sink_t * btstack_audio_esp32_sink_get_instance(void);
// const btstack_audio_source_t * btstack_audio_esp32_source_get_instance(void);
#if defined __cplusplus
}