40 lines
1.6 KiB
C++
40 lines
1.6 KiB
C++
#ifndef _NO_AUDIO_CODEC_H
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#define _NO_AUDIO_CODEC_H
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#include "audio_codec.h"
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#include <driver/gpio.h>
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#include <driver/i2s_pdm.h>
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#include <mutex>
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class NoAudioCodec : public AudioCodec {
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protected:
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std::mutex data_if_mutex_;
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virtual int Write(const int16_t* data, int samples) override;
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virtual int Read(int16_t* dest, int samples) override;
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public:
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virtual ~NoAudioCodec();
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};
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class NoAudioCodecDuplex : public NoAudioCodec {
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public:
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NoAudioCodecDuplex(int input_sample_rate, int output_sample_rate, gpio_num_t bclk, gpio_num_t ws, gpio_num_t dout, gpio_num_t din);
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};
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class NoAudioCodecSimplex : public NoAudioCodec {
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public:
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NoAudioCodecSimplex(int input_sample_rate, int output_sample_rate, gpio_num_t spk_bclk, gpio_num_t spk_ws, gpio_num_t spk_dout, gpio_num_t mic_sck, gpio_num_t mic_ws, gpio_num_t mic_din);
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NoAudioCodecSimplex(int input_sample_rate, int output_sample_rate, gpio_num_t spk_bclk, gpio_num_t spk_ws, gpio_num_t spk_dout, i2s_std_slot_mask_t spk_slot_mask, gpio_num_t mic_sck, gpio_num_t mic_ws, gpio_num_t mic_din, i2s_std_slot_mask_t mic_slot_mask);
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};
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class NoAudioCodecSimplexPdm : public NoAudioCodec {
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public:
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NoAudioCodecSimplexPdm(int input_sample_rate, int output_sample_rate, gpio_num_t spk_bclk, gpio_num_t spk_ws, gpio_num_t spk_dout, gpio_num_t mic_sck, gpio_num_t mic_din);
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NoAudioCodecSimplexPdm(int input_sample_rate, int output_sample_rate, gpio_num_t spk_bclk, gpio_num_t spk_ws, gpio_num_t spk_dout, i2s_std_slot_mask_t spk_slot_mask, gpio_num_t mic_sck, gpio_num_t mic_din);
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int Read(int16_t* dest, int samples);
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};
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#endif // _NO_AUDIO_CODEC_H
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