Changeset 1672:ebdd6c9efa55 in roaraudio for roard/driver_oss.c

Timestamp:

05/11/09 23:49:43 (15 years ago)

Author:

phi

Branch:

default

Phase:

public

Message:

added support for hwmixer to oss driver (not working for me, OSS v4) and sndio driver

File:

• roard/driver_oss.c (modified) (1 diff)

roard/driver_oss.c

@@ -476 +476 @@
     return driver_oss_reopen_device(self);
    break;
+#ifdef SNDCTL_DSP_SETPLAYVOL
+  case ROAR_VIO_CTL_SET_VOLUME:
+    switch (self->info.channels) {
+     case 1:
+       d  = ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale;
+       d |= d << 8;
+      break;
+     case 2:
+       d  =  ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale;
+       d |= (ROAR_MIXER(data)->mixer[0] * 100 / ROAR_MIXER(data)->scale) << 8;
+      break;
+     default:
+      return -1;
+    }
+    return ioctl(_get(vio,fh), SNDCTL_DSP_SETPLAYVOL, &d);
+   break;
+#endif
   default:
    return -1;