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- vuplus: fix volume 0

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Signed-off-by: Thilo Graf <dbt@novatux.de>
This commit is contained in:
svenhoefer
2019-12-13 22:14:55 +01:00
committed by Thilo Graf
parent 6e45d7affa
commit 15ed156bd3
3 changed files with 79 additions and 26 deletions
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10
libarmbox/audio.cpp
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@@ -92,7 +92,15 @@ int map_volume(const int volume)
if (vol > 100)
vol = 100;
// convert to -1dB steps
vol = 63 - vol * 63 / 100;
// now range is 63..0, where 0 is loudest
#if BOXMODEL_VUPLUS4K
if (vol == 63)
vol = 255;
#endif
return vol;
}
@@ -103,10 +111,8 @@ int cAudio::setVolume(unsigned int left, unsigned int right)
volume = (left + right) / 2;
int v = map_volume(volume);
// convert to -1dB steps
left = map_volume(volume);
right = map_volume(volume);
//now range is 63..0, where 0 is loudest
audio_mixer_t mixer;