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Code Issues Releases Activity

$mixer: report more reasonable values for mono devices

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This commit is contained in:
Pavel Labath 2011-01-01 11:37:31 +01:00
parent c5d065d119
commit f0d48190ff
1 changed files with 8 additions and 0 deletions
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8
src/mixer.cc
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@ -52,6 +52,7 @@
static int mixer_fd; static int mixer_fd;
static const char *devs[] = SOUND_DEVICE_NAMES; static const char *devs[] = SOUND_DEVICE_NAMES;
static int stereo_flags;
int mixer_init(const char *name) int mixer_init(const char *name)
{ {
@ -70,6 +71,8 @@ int mixer_init(const char *name)
} }
} }
ioctl(mixer_fd, SOUND_MIXER_READ_STEREODEVS, &stereo_flags);
for (i = 0; i < sizeof(devs) / sizeof(const char *); i++) { for (i = 0; i < sizeof(devs) / sizeof(const char *); i++) {
if (strcasecmp(devs[i], name) == 0) { if (strcasecmp(devs[i], name) == 0) {
return i; return i;
@ -93,6 +96,11 @@ static int mixer_get(int i)
} }
rep = 0; rep = 0;
if(!(stereo_flags & (1<<i))) {
val &= 0xFF;
val |= val << 8;
}
return val; return val;
} }