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-rw-r--r--dvbdevice.c8
1 files changed, 6 insertions, 2 deletions
diff --git a/dvbdevice.c b/dvbdevice.c
index 45e32b28..6bee3edc 100644
--- a/dvbdevice.c
+++ b/dvbdevice.c
@@ -4,7 +4,7 @@
* See the main source file 'vdr.c' for copyright information and
* how to reach the author.
*
- * $Id: dvbdevice.c 1.95 2004/10/16 12:51:56 kls Exp $
+ * $Id: dvbdevice.c 1.96 2004/10/16 14:38:24 kls Exp $
*/
#include "dvbdevice.h"
@@ -785,7 +785,11 @@ void cDvbDevice::SetVolumeDevice(int Volume)
{
if (HasDecoder()) {
audio_mixer_t am;
- am.volume_left = am.volume_right = Volume;
+ // conversion for linear volume response:
+ int i, Vol;
+ for (i = 1, Vol = 0; i < Volume; i++)
+ Vol += (256 - i) * (256 - i);
+ am.volume_left = am.volume_right = Vol / 21718;
CHECK(ioctl(fd_audio, AUDIO_SET_MIXER, &am));
}
}