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Don't normalize empty buffers in Buffr Glitch

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Robbert van der Helm
2022-11-18 19:32:52 +01:00
parent cea84edceb
commit a3056713c8
1 changed files with 10 additions and 5 deletions
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15
plugins/buffr_glitch/src/buffer.rs
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@@ -128,12 +128,17 @@ impl RingBuffer {
match normalization_mode {
NormalizationMode::None => (),
NormalizationMode::Auto => {
let normalization_factor =
calculate_rms(&self.recording_buffers) / calculate_rms(&self.playback_buffers);
// Prevent this from causing divisions by zero or making very loud clicks when audio
// playback has just started
let playback_rms = calculate_rms(&self.playback_buffers);
if playback_rms > 0.001 {
let recording_rms = calculate_rms(&self.recording_buffers);
let normalization_factor = recording_rms / playback_rms;
for buffer in self.playback_buffers.iter_mut() {
for sample in buffer.iter_mut() {
*sample *= normalization_factor;
for buffer in self.playback_buffers.iter_mut() {
for sample in buffer.iter_mut() {
*sample *= normalization_factor;
}
}
}
}