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https://github.com/sle118/squeezelite-esp32.git
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47 lines
1.1 KiB
C++
47 lines
1.1 KiB
C++
#include "AC101AudioSink.h"
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#include "driver/i2s.h"
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AC101AudioSink::AC101AudioSink()
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{
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// Disable software volume control, all handled by ::volumeChanged
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softwareVolumeControl = false;
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i2s_config_t i2s_config = {
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.mode = (i2s_mode_t)(I2S_MODE_MASTER | I2S_MODE_TX), // Only TX
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.sample_rate = 44100,
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.bits_per_sample = (i2s_bits_per_sample_t)16,
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.channel_format = I2S_CHANNEL_FMT_RIGHT_LEFT, //2-channels
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.communication_format = (i2s_comm_format_t)I2S_COMM_FORMAT_I2S,
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.intr_alloc_flags = 0, //Default interrupt priority
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.dma_buf_count = 8,
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.dma_buf_len = 512,
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.use_apll = true,
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.tx_desc_auto_clear = true //Auto clear tx descriptor on underflow
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};
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i2s_pin_config_t pin_config = {
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.bck_io_num = 27,
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.ws_io_num = 26,
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.data_out_num = 25,
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.data_in_num = -1 //Not used
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};
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dac = &dac_a1s;
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dac->init(0, 0, &i2s_config);
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dac->speaker(false);
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dac->power(ADAC_ON);
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startI2sFeed();
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}
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AC101AudioSink::~AC101AudioSink()
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{
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}
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void AC101AudioSink::volumeChanged(uint16_t volume) {
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dac->volume(volume, volume);
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}
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