forked from xiaozhi/xiaozhi-esp32
@@ -74,6 +74,60 @@ NoAudioCodecDuplex::NoAudioCodecDuplex(int input_sample_rate, int output_sample_
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ESP_LOGI(TAG, "Duplex channels created");
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}
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ATK_NoAudioCodecDuplex::ATK_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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duplex_ = true;
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input_sample_rate_ = input_sample_rate;
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output_sample_rate_ = output_sample_rate;
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i2s_chan_config_t chan_cfg = {
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.id = I2S_NUM_0,
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.role = I2S_ROLE_MASTER,
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.dma_desc_num = 6,
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.dma_frame_num = 240,
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.auto_clear_after_cb = true,
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.auto_clear_before_cb = false,
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.intr_priority = 0,
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};
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ESP_ERROR_CHECK(i2s_new_channel(&chan_cfg, &tx_handle_, &rx_handle_));
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i2s_std_config_t std_cfg = {
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.clk_cfg = {
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.sample_rate_hz = (uint32_t)output_sample_rate_,
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.clk_src = I2S_CLK_SRC_DEFAULT,
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.ext_clk_freq_hz = 0,
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.mclk_multiple = I2S_MCLK_MULTIPLE_256
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},
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.slot_cfg = {
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.data_bit_width = I2S_DATA_BIT_WIDTH_16BIT,
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.slot_bit_width = I2S_SLOT_BIT_WIDTH_AUTO,
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.slot_mode = I2S_SLOT_MODE_STEREO,
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.slot_mask = I2S_STD_SLOT_BOTH,
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.ws_width = I2S_DATA_BIT_WIDTH_16BIT,
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.ws_pol = false,
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.bit_shift = true,
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.left_align = true,
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.big_endian = false,
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.bit_order_lsb = false
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},
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.gpio_cfg = {
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.mclk = I2S_GPIO_UNUSED,
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.bclk = bclk,
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.ws = ws,
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.dout = dout,
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.din = din,
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.invert_flags = {
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.mclk_inv = false,
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.bclk_inv = false,
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.ws_inv = false
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}
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}
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};
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ESP_ERROR_CHECK(i2s_channel_init_std_mode(tx_handle_, &std_cfg));
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ESP_ERROR_CHECK(i2s_channel_init_std_mode(rx_handle_, &std_cfg));
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ESP_LOGI(TAG, "Duplex channels created");
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}
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NoAudioCodecSimplex::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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duplex_ = false;
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input_sample_rate_ = input_sample_rate;
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