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Fix custom wakeword for dual mic (#1018)

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This commit is contained in:
Xiaoxia
2025-08-01 13:30:17 +08:00
committed by GitHub
parent fb85019c3c
commit 26d9ff283f
4 changed files with 21 additions and 4 deletions
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15
main/audio/wake_words/custom_wake_word.cc
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@@ -80,9 +80,20 @@ void CustomWakeWord::Feed(const std::vector<int16_t>& data) {
return;
}
StoreWakeWordData(data);
esp_mn_state_t mn_state;
// If input channels is 2, we need to fetch the left channel data
if (codec_->input_channels() == 2) {
auto mono_data = std::vector<int16_t>(data.size() / 2);
for (size_t i = 0, j = 0; i < mono_data.size(); ++i, j += 2) {
mono_data[i] = data[j];
}
esp_mn_state_t mn_state = multinet_->detect(multinet_model_data_, const_cast<int16_t*>(data.data()));
StoreWakeWordData(mono_data);
mn_state = multinet_->detect(multinet_model_data_, const_cast<int16_t*>(mono_data.data()));
} else {
StoreWakeWordData(data);
mn_state = multinet_->detect(multinet_model_data_, const_cast<int16_t*>(data.data()));
}
if (mn_state == ESP_MN_STATE_DETECTING) {
return;