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AudioEffectPitchShift: Fix distortion when pitch is 1.0

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Fabian S. 2024-09-17 13:57:36 +03:00
parent 99a7a9ccd6
commit 8ebabf68f8
1 changed files with 5 additions and 0 deletions
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5
servers/audio/effects/audio_effect_pitch_shift.cpp
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@ -286,6 +286,11 @@ void SMBPitchShift::smbFft(float *fftBuffer, long fftFrameSize, long sign)
/* clang-format on */
void AudioEffectPitchShiftInstance::process(const AudioFrame *p_src_frames, AudioFrame *p_dst_frames, int p_frame_count) {
// Avoid distortion by skipping processing if pitch_scale is 1.0.
if (Math::is_equal_approx(base->pitch_scale, 1.0f)) {
return;
}
float sample_rate = AudioServer::get_singleton()->get_mix_rate();
float *in_l = (float *)p_src_frames;