ALSA: Difference between revisions

Revision as of 21:51, 15 July 2011

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-== 5.1 surround test ==
+== 5.1 Surround Sound through S/PDIF-Output (preperation for PulseAudio) ==
-{{Command|speaker-test -Dplug:surround51 -c6}}
+{{Box File|/etc/asound.conf|
+# Encode AC3 -> Directly on hardware
+pcm.a52 {
+    @args [CARD]
+    @args.CARD {
+        type string
+    }
+    type rate
+    slave {
+        pcm {
+            type a52
+            bitrate 448
+            channels 6
+            card $CARD
+        }
+        rate 48000 # Otherwise nothing happens in PulseAudio
+    }
+}
+# Default ALSA Device is pulse (for Flash Player etc.)
+pcm.pulse {
+    type pulse
+}
+ctl.pulse {
+    type pulse
+}
+pcm.!default {
+    type pulse
+}
+ctl.!default {
+    type pulse
+}
+}}