revert bit shift to match previous behavior (esphome#7109)

RFDarter · Jul 19, 2024 · 32b927d · 32b927d
1 parent c5b77f4
commit 32b927d
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/esphome/components/i2s_audio/microphone/i2s_audio_microphone.cpp b/esphome/components/i2s_audio/microphone/i2s_audio_microphone.cpp
@@ -174,7 +174,8 @@ size_t I2SAudioMicrophone::read(int16_t *buf, size_t len) {
     size_t samples_read = bytes_read / sizeof(int32_t);
     samples.resize(samples_read);
     for (size_t i = 0; i < samples_read; i++) {
-      samples[i] = reinterpret_cast<int32_t *>(buf)[i] >> 16;
+      int32_t temp = reinterpret_cast<int32_t *>(buf)[i] >> 14;
+      samples[i] = clamp<int16_t>(temp, INT16_MIN, INT16_MAX);
     }
     memcpy(buf, samples.data(), samples_read * sizeof(int16_t));
     return samples_read * sizeof(int16_t);