Fix channel mapping for 8-ch audio in ffmpeg_aac_bitstream_converter

media/filters/ffmpeg_aac_bitstream_converter.cc

 // Copyright 2014 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "media/filters/ffmpeg_aac_bitstream_converter.h"
 
 #include "base/logging.h"
 #include "media/ffmpeg/ffmpeg_common.h"
 
 namespace media {
@@ skipping 98 matching lines @@
       // front-center, front-left, front-right, back-left, back-right
       hdr[2] |= 1;
       hdr[3] |= (1 << 6);
       break;
     case 6:
       // front-center, front-left, front-right, back-left, back-right,
       // LFE-channel
       hdr[2] |= 1;
       hdr[3] |= (2 << 6);
       break;
-    case 7:
+    case 8:
       // front-center, front-left, front-right, side-left, side-right,
       // back-left, back-right, LFE-channel
       hdr[2] |= 1;
       hdr[3] |= (3 << 6);
       break;
     default:
       DLOG(ERROR) << "[" << __FUNCTION__ << "] "
                   << "unsupported number of audio channels:"
                   << channel_configuration;
       return false;
@@ skipping 110 matching lines @@
   av_packet_copy_props(&dest_packet, packet);
 
   // Release the old packet.
   av_packet_unref(packet);
   *packet = dest_packet;  // Finally, replace the values in the input packet.
 
   return true;
 }
 
 }  // namespace media