Add Microsoft's WAVEFORMWATEEXTENSIBLE channel mapping.

git-svn-id: file:///home/lennart/svn/public/pulseaudio/trunk@890 fefdeb5f-60dc-0310-8127-8f9354f1896f

2 files changed, 60 insertions, 0 deletions

diff --git a/src/polyp/channelmap.c b/src/polyp/channelmap.c
index 8d16f7b3..1e6347d6 100644
--- a/src/polyp/channelmap.c
+++ b/src/polyp/channelmap.c
@@ -214,6 +214,65 @@ pa_channel_map* pa_channel_map_init_auto(pa_channel_map *m, unsigned channels, p
             return m;
         }
 
+        case PA_CHANNEL_MAP_WAVEEX:
+
+            switch (channels) {
+                case 1:
+                    m->map[0] = PA_CHANNEL_POSITION_MONO;
+                    return m;
+                    
+                case 18:
+                    m->map[15] = PA_CHANNEL_POSITION_TOP_REAR_LEFT;
+                    m->map[16] = PA_CHANNEL_POSITION_TOP_REAR_CENTER;
+                    m->map[17] = PA_CHANNEL_POSITION_TOP_REAR_RIGHT;
+                    /* Fall through */
+                    
+                case 15:
+                    m->map[12] = PA_CHANNEL_POSITION_TOP_FRONT_LEFT;
+                    m->map[13] = PA_CHANNEL_POSITION_TOP_FRONT_CENTER;
+                    m->map[14] = PA_CHANNEL_POSITION_TOP_FRONT_RIGHT;
+                    /* Fall through */
+                    
+                case 12:
+                    m->map[11] = PA_CHANNEL_POSITION_TOP_CENTER;
+                    /* Fall through */
+                    
+                case 11:
+                    m->map[9] = PA_CHANNEL_POSITION_SIDE_LEFT;
+                    m->map[10] = PA_CHANNEL_POSITION_SIDE_RIGHT;
+                    /* Fall through */
+                    
+                case 9:
+                    m->map[8] = PA_CHANNEL_POSITION_REAR_CENTER;
+                    /* Fall through */
+                    
+                case 8:
+                    m->map[6] = PA_CHANNEL_POSITION_FRONT_LEFT_OF_CENTER;
+                    m->map[7] = PA_CHANNEL_POSITION_FRONT_RIGHT_OF_CENTER;
+                    /* Fall through */
+                    
+                case 6:
+                    m->map[4] = PA_CHANNEL_POSITION_REAR_LEFT;
+                    m->map[5] = PA_CHANNEL_POSITION_REAR_RIGHT;
+                    /* Fall through */
+                    
+                case 4:
+                    m->map[3] = PA_CHANNEL_POSITION_LFE;
+                    /* Fall through */
+                    
+                case 3:
+                    m->map[2] = PA_CHANNEL_POSITION_FRONT_CENTER;
+                    /* Fall through */
+                    
+                case 2:
+                    m->map[0] = PA_CHANNEL_POSITION_FRONT_LEFT;
+                    m->map[1] = PA_CHANNEL_POSITION_FRONT_RIGHT;
+                    return m;
+                    
+                default:
+                    return NULL;
+            }
+
         default:
             return NULL;
     }
diff --git a/src/polyp/channelmap.h b/src/polyp/channelmap.h
index 8270a5b3..c9fae17e 100644
--- a/src/polyp/channelmap.h
+++ b/src/polyp/channelmap.h
@@ -125,6 +125,7 @@ typedef enum pa_channel_map_def {
     PA_CHANNEL_MAP_AIFF, /**< The mapping from RFC3551, which is based on AIFF-C */
     PA_CHANNEL_MAP_ALSA, /**< The default mapping used by ALSA */
     PA_CHANNEL_MAP_AUX,  /**< Only aux channels */
+    PA_CHANNEL_MAP_WAVEEX, /**< Microsoft's WAVEFORMATEXTENSIBLE mapping */
     
     PA_CHANNEL_MAP_DEFAULT = PA_CHANNEL_MAP_AIFF /**< The default channel map */
 } pa_channel_map_def_t;