You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
42 lines
1.5 KiB
42 lines
1.5 KiB
#ifndef _BOX_AUDIO_CODEC_LITE_H
|
|
#define _BOX_AUDIO_CODEC_LITE_H
|
|
|
|
#include "audio_codec.h"
|
|
|
|
#include <esp_codec_dev.h>
|
|
#include <esp_codec_dev_defaults.h>
|
|
|
|
class BoxAudioCodecLite : public AudioCodec {
|
|
private:
|
|
const audio_codec_data_if_t* data_if_ = nullptr;
|
|
const audio_codec_ctrl_if_t* out_ctrl_if_ = nullptr;
|
|
const audio_codec_if_t* out_codec_if_ = nullptr;
|
|
const audio_codec_ctrl_if_t* in_ctrl_if_ = nullptr;
|
|
const audio_codec_if_t* in_codec_if_ = nullptr;
|
|
const audio_codec_gpio_if_t* gpio_if_ = nullptr;
|
|
|
|
esp_codec_dev_handle_t output_dev_ = nullptr;
|
|
esp_codec_dev_handle_t input_dev_ = nullptr;
|
|
// ref buffer used for aec
|
|
std::vector<int16_t> ref_buffer_;
|
|
int read_pos_ = 0;
|
|
int write_pos_ = 0;
|
|
|
|
void CreateDuplexChannels(gpio_num_t mclk, gpio_num_t bclk, gpio_num_t ws, gpio_num_t dout, gpio_num_t din);
|
|
|
|
virtual int Read(int16_t* dest, int samples) override;
|
|
virtual int Write(const int16_t* data, int samples) override;
|
|
|
|
public:
|
|
BoxAudioCodecLite(void* i2c_master_handle, int input_sample_rate, int output_sample_rate,
|
|
gpio_num_t mclk, gpio_num_t bclk, gpio_num_t ws, gpio_num_t dout, gpio_num_t din,
|
|
gpio_num_t pa_pin, bool input_reference);
|
|
virtual ~BoxAudioCodecLite();
|
|
|
|
virtual void SetOutputVolume(int volume) override;
|
|
virtual void EnableInput(bool enable) override;
|
|
virtual void EnableOutput(bool enable) override;
|
|
};
|
|
|
|
#endif // _BOX_AUDIO_CODEC_LITE_H
|