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cherry-pick #357, fix: 解决esp32-box-lite麦克风收音太小的问题 (#372)

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Co-authored-by: cqm <cqm@97kid.com>
This commit is contained in:
mtdxc
2025-03-20 00:41:13 +08:00
committed by GitHub
parent d0ae468fac
commit 4884122cc1
1 changed files with 2 additions and 2 deletions
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4
main/boards/esp-box-lite/box_audio_codec_lite.cc
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@@ -196,8 +196,8 @@ void BoxAudioCodecLite::EnableInput(bool enable) {
fs.channel_mask |= ESP_CODEC_DEV_MAKE_CHANNEL_MASK(1);
}
ESP_ERROR_CHECK(esp_codec_dev_open(input_dev_, &fs));
// 不支持设置gain，暂时注释
// ESP_ERROR_CHECK(esp_codec_dev_set_in_channel_gain(input_dev_, ESP_CODEC_DEV_MAKE_CHANNEL_MASK(0), 40.0));
// 麦克风增益解决收音太小的问题
ESP_ERROR_CHECK(esp_codec_dev_set_in_gain(input_dev_, 37.5));
} else {
ESP_ERROR_CHECK(esp_codec_dev_close(input_dev_));
}