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Merge pull request #105744 from akien-mga/pitchshift-final-final-fix-final-v3.psd-stringop-overflow

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AudioEffectPitchShift: 3rd attempt at fixing `-Wstringop-overflow` warning
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Rémi Verschelde 2025-04-25 14:26:35 +02:00 • committed by GitHub
commit 4e6451d62a
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1 changed files with 8 additions and 3 deletions
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11
servers/audio/effects/audio_effect_pitch_shift.cpp
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@ -160,8 +160,13 @@ void SMBPitchShift::PitchShift(float pitchShift, long numSampsToProcess, long ff
/* ***************** PROCESSING ******************* */
/* this does the actual pitch shifting */
memset(gSynMagn, 0, fftFrameSize*sizeof(float));
memset(gSynFreq, 0, fftFrameSize*sizeof(float));
size_t fftBufferSize = static_cast<size_t>(fftFrameSize) * sizeof(float);
if (unlikely(fftBufferSize > MAX_FRAME_LENGTH)) {
ERR_PRINT_ONCE("Invalid FFT frame size for PitchShift. This is a bug, please report.");
return;
}
memset(gSynMagn, 0, fftBufferSize);
memset(gSynFreq, 0, fftBufferSize);
for (k = 0; k <= fftFrameSize2; k++) {
index = k*pitchShift;
if (index <= fftFrameSize2) {
@ -214,7 +219,7 @@ void SMBPitchShift::PitchShift(float pitchShift, long numSampsToProcess, long ff
}
/* shift accumulator */
memmove(gOutputAccum, gOutputAccum+stepSize, fftFrameSize*sizeof(float));
memmove(gOutputAccum, gOutputAccum+stepSize, fftBufferSize);
/* move input FIFO */
for (k = 0; k < inFifoLatency; k++) { gInFIFO[k] = gInFIFO[k+stepSize];