Clean adjust volume method in alsalayer

src/audio/alsalayer.cpp

@@ -752,17 +752,16 @@ AlsaLayer::soundCardGetIndex( std::string description )
     void*
 AlsaLayer::adjustVolume( void* buffer , int len, int stream )
 {
-    int vol;
-    if( stream == SFL_PCM_PLAYBACK )
-        vol = _manager->getSpkrVolume();
-    else
-        vol = _manager->getMicVolume();
+    int vol, i, size;
+    SFLDataFormat *src = NULL;
+
+    (stream == SFL_PCM_PLAYBACK)? vol = _manager->getSpkrVolume() : vol = _manager->getMicVolume();
+
+    src = (SFLDataFormat*) buffer;
 
-    SFLDataFormat* src = (SFLDataFormat*) buffer;
     if( vol != 100 )
     {
-        int size = len / sizeof(SFLDataFormat);
-        int i;
+        size = len / sizeof(SFLDataFormat);
         for( i = 0 ; i < size ; i++ ){
             src[i] = src[i] * vol  / 100 ;
         }

src/audio/pulselayer.cpp

@@ -348,7 +348,7 @@ void PulseLayer::readFromMic( void )
   }
 
   if( data != 0 ){
-    _micRingBuffer.Put( (void*)data , r, 100);
+    _micRingBuffer.Put( (void*)data ,r, 100);
   }
 
   if( pa_stream_drop( record->pulseStream() ) < 0 ) {
@@ -373,17 +373,6 @@ static void retrieve_server_info(pa_context *c UNUSED, const pa_server_info *i,
   _debug("\t\tDefault source name : %s\n" , i->default_source_name);  
 }
 
-/*
-static void retrieve_client_list(pa_context *c, const pa_client_info *i, int eol, void *userdata)
-{
-  _debug("end of list = %i\n", eol);
-  _debug("Clients Info: index : %i\n" , i->index);  
-  _debug("\t\tClient name : %s\n" , i->name);  
-  _debug("\t\tOwner module : %i\n" , i->owner_module);  
-  _debug("\t\tDriver : %s\n" , i->driver);  
-}
-*/
-
 static void reduce_sink_list_cb(pa_context *c UNUSED, const pa_sink_input_info *i, int eol, void *userdata)
 {
   PulseLayer* pulse = (PulseLayer*) userdata;