devttl/xiaozhi-esp32
1
0
Fork 0
forked from xiaozhi/xiaozhi-esp32
Code Pull Requests Activity

Add SetInputGain(float gain) to AudioCodec (#1252)

Browse Source
This commit is contained in:
Xiaoxia
2025-10-02 09:55:45 +08:00
committed by GitHub
parent 911fee2d85
commit 2fd0ff0b2a
10 changed files with 80 additions and 115 deletions
Download Patch File Download Diff File Expand all files Collapse all files

3
main/audio/codecs/es8389_audio_codec.cc
View File

@@ -12,6 +12,7 @@ Es8389AudioCodec::Es8389AudioCodec(void* i2c_master_handle, i2c_port_t i2c_port,
input_channels_ = 1; // 输入通道数
input_sample_rate_ = input_sample_rate;
output_sample_rate_ = output_sample_rate;
input_gain_ = 40;
pa_pin_ = pa_pin;
CreateDuplexChannels(mclk, bclk, ws, dout, din);
@@ -153,7 +154,7 @@ void Es8389AudioCodec::EnableInput(bool enable) {
.mclk_multiple = 0,
};
ESP_ERROR_CHECK(esp_codec_dev_open(input_dev_, &fs));
ESP_ERROR_CHECK(esp_codec_dev_set_in_gain(input_dev_, 40.0));
ESP_ERROR_CHECK(esp_codec_dev_set_in_gain(input_dev_, input_gain_));
} else {
ESP_ERROR_CHECK(esp_codec_dev_close(input_dev_));
}