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Prevent infinite db values

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pschatzmann 2024-07-27 13:57:36 +02:00
parent e88b5d9543
commit 607c7228ed
1 changed files with 11 additions and 3 deletions
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14
src/AudioTools/AudioStreams.h
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@ -1684,11 +1684,19 @@ public:
/// Volume Ratio of indicated channel: max amplitude is 1.0
float volumeRatio(int channel) { return volume(channel) / NumberConverter::maxValue(info.bits_per_sample);}
/// Volume in db: max amplitude is 0
float volumeDB() { return 20.0f * log10(volumeRatio());}
/// Volume in db: max amplitude is 0 (range: -1000 to 0)
float volumeDB() {
// prevent infinite value
if (volumeRatio()==0) return -1000;
return 20.0f * log10(volumeRatio());
}
/// Volume of indicated channel in db: max amplitude is 0
float volumeDB(int channel) { return 20.0f * log10(volumeRatio(channel));}
float volumeDB(int channel) {
// prevent infinite value
if (volumeRatio(channel)==0) return -1000;
return 20.0f * log10(volumeRatio(channel));
}
/// Volume in %: max amplitude is 100
float volumePercent() { return 100.0f * volumeRatio();}