mlp: Use correct speaker locations in TrueHD channel layout.

(cherry picked from commit d7787835ad737d4f4d8b6f17e04d981632eeaa91)
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

libavcodec/mlp_parser.c

@@ -79,13 +79,13 @@ static const uint64_t thd_layout[13] = {
     AV_CH_LOW_FREQUENCY,                                    // LFE
     AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT,                       // LRs
     AV_CH_TOP_FRONT_LEFT|AV_CH_TOP_FRONT_RIGHT,             // LRvh
-    AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT,                       // LRc
+    AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER, // LRc
     AV_CH_BACK_LEFT|AV_CH_BACK_RIGHT,                       // LRrs
     AV_CH_BACK_CENTER,                                      // Cs
-    AV_CH_TOP_BACK_CENTER,                                  // Ts
-    AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT,                       // LRsd
-    AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER, // LRw
-    AV_CH_TOP_BACK_CENTER,                                  // Cvh
+    AV_CH_TOP_CENTER,                                       // Ts
+    AV_CH_SIDE_LEFT|AV_CH_SIDE_RIGHT,                       // LRsd - TODO: Surround Direct
+    AV_CH_FRONT_LEFT_OF_CENTER|AV_CH_FRONT_RIGHT_OF_CENTER, // LRw  - TODO: Wide
+    AV_CH_TOP_FRONT_CENTER,                                 // Cvh
     AV_CH_LOW_FREQUENCY                                     // LFE2
 };