PulseAudio: Support for 7.1 and use accept 32-bits float as input, patch by Danny Wood.

Cosmetic on the file too.

modules/audio_output/pulse.c

@@ -76,6 +76,7 @@ if (!p_sys->context || pa_context_get_state(p_sys->context) != PA_CONTEXT_READY
         goto label; \
     }  \
 } while(0);
+
 /*****************************************************************************
  * Local prototypes
  *****************************************************************************/
@@ -89,6 +90,7 @@ static void stream_request_cb(pa_stream *s, size_t length, void *userdata);
 static void stream_latency_update_cb(pa_stream *s, void *userdata);
 static void success_cb(pa_stream *s, int sucess, void *userdata);
 static void uninit(aout_instance_t *p_aout);
+
 /*****************************************************************************
  * Module descriptor
  *****************************************************************************/
@@ -128,6 +130,13 @@ static int Open ( vlc_object_t *p_this )
     /* Setup the pulse audio stream based on the input stream count */
     switch(ss.channels)
     {
+        case 8:
+            p_aout->output.output.i_physical_channels
+                = AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
+                | AOUT_CHAN_MIDDLELEFT | AOUT_CHAN_MIDDLERIGHT
+                | AOUT_CHAN_REARLEFT | AOUT_CHAN_REARRIGHT
+                | AOUT_CHAN_LFE;
+            break;
         case 6:
             p_aout->output.output.i_physical_channels
                 = AOUT_CHAN_LEFT | AOUT_CHAN_RIGHT | AOUT_CHAN_CENTER
@@ -159,8 +168,8 @@ static int Open ( vlc_object_t *p_this )
     msg_Info(p_aout, "No. of Audio Channels: %d", ss.channels);
 
     ss.rate = p_aout->output.output.i_rate;
-    ss.format = PA_SAMPLE_S16LE;
-    p_aout->output.output.i_format = AOUT_FMT_S16_NE;
+    ss.format = PA_SAMPLE_FLOAT32NE;
+    p_aout->output.output.i_format = VLC_FOURCC('f','l','3','2');
 
     if (!pa_sample_spec_valid(&ss)) {
         msg_Err(p_aout,"Invalid sample spec");