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fix: use saturated sample addition

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raphaelcoeffic
2025-01-17 13:30:49 +01:00
committed by Raphael Coeffic
parent d4ac6e2c07
commit 0c5b15121f
2 changed files with 14 additions and 5 deletions
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radio/src/targets/simu/simpgmspace.cpp
+5 -3
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@@ -285,10 +285,12 @@ void audioSetVolume(uint8_t volume)
#if defined(SIMU_AUDIO)
void copyBuffer(void* dest, const int16_t* buff, unsigned samples)
{
int16_t* i16_dst = (int16_t*)dest;
for (unsigned i = 0; i < samples; i++) {
int16_t sample = buff[i];
*((int16_t*)dest) = (int16_t)((sample * simuAudio.currentVolume) / 127);
dest = (int16_t*)dest + 1;
int32_t sample = (((int32_t)buff[i] * (int32_t)simuAudio.currentVolume) / 127);
if (sample > INT16_MAX) sample = INT16_MAX;
else if (sample < INT16_MIN) sample = INT16_MIN;
*(i16_dst++) = (int16_t)sample;
}
}