Declare more metatypes and debug operators.

Nearly all of the multimedia metatypes used in the auto tests are
now declared properly, and a large number of the types have debug
operators as well.

Removed the superfluous decls as well.

Change-Id: I42cfe37562db0c71d9811b4577fc326a3326ccc9
Reviewed-by: Jonas Rabbe <jonas.rabbe@nokia.com>

src/multimedia/audio/qaudio.cpp

@@ -41,7 +41,7 @@
 
 
 #include <qaudio.h>
-
+#include <QDebug>
 
 QT_BEGIN_NAMESPACE
 
@@ -98,6 +98,48 @@ public:
     \value AudioInput    audio input device
 */
 
+#ifndef QT_NO_DEBUG_STREAM
+QDebug operator<<(QDebug dbg, QAudio::Error error)
+{
+    switch (error) {
+        case QAudio::NoError:
+            return dbg.nospace() << "NoError";
+        case QAudio::OpenError:
+            return dbg.nospace() << "OpenError";
+        case QAudio::IOError:
+            return dbg.nospace() << "IOError";
+        case QAudio::UnderrunError:
+            return dbg.nospace() << "UnderrunError";
+        case QAudio::FatalError:
+            return dbg.nospace() << "FatalError";
+    }
+}
+
+QDebug operator<<(QDebug dbg, QAudio::State state)
+{
+    switch (state) {
+        case QAudio::ActiveState:
+            return dbg.nospace() << "ActiveState";
+        case QAudio::SuspendedState:
+            return dbg.nospace() << "SuspendedState";
+        case QAudio::StoppedState:
+            return dbg.nospace() << "StoppedState";
+        case QAudio::IdleState:
+            return dbg.nospace() << "IdleState";
+    }
+}
+
+QDebug operator<<(QDebug dbg, QAudio::Mode mode)
+{
+    switch (mode) {
+        case QAudio::AudioInput:
+            return dbg.nospace() << "AudioInput";
+        case QAudio::AudioOutput:
+            return dbg.nospace() << "AudioOutput";
+    }
+}
+#endif
+
 
 QT_END_NAMESPACE