FFmpeg: Add gsm_ms and pcm big endian codecs.

Also update corresponding tests.

BUG=chromium-os:31955
TEST=Played on linux CrOS build.

Review URL: https://chromiumcodereview.appspot.com/10452004

git-svn-id: svn://svn.chromium.org/chrome/trunk/src@150154 0039d316-1c4b-4281-b951-d872f2087c98

content/browser/media_browsertest.cc

@@ -91,18 +91,22 @@ IN_PROC_BROWSER_TEST_F(MediaTest, VideoBear3gpAmrnbMpeg4) {
   PlayVideo("bear_mpeg4_amrnb.3gp");
 }
 
-// TODO(ihf): Enable these audio codecs for CrOS.
-// IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearWavAlaw) {
-//   PlayVideo("bear_alaw.wav");
-// }
-// IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearWavGsmms) {
-//   PlayVideo("bear_gsmms.wav");
-// }
+IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearWavGsmms) {
+  PlayAudio("bear_gsm_ms.wav");
+}
 
 IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearWavMulaw) {
   PlayAudio("bear_mulaw.wav");
 }
 
+IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearMovPcmS16be) {
+  PlayVideo("bear_pcm_s16be.mov");
+}
+
+IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearMovPcmS24be) {
+  PlayVideo("bear_pcm_s24be.mov");
+}
+
 IN_PROC_BROWSER_TEST_F(MediaTest, VideoBearFlac) {
   PlayAudio("bear.flac");
 }

media/base/audio_decoder_config.h

@@ -27,12 +27,15 @@ enum AudioCodec {
   kCodecAMR_NB,
   kCodecAMR_WB,
   kCodecPCM_MULAW,
+  kCodecGSM_MS,
+  kCodecPCM_S16BE,
+  kCodecPCM_S24BE,
   // DO NOT ADD RANDOM AUDIO CODECS!
   //
   // The only acceptable time to add a new codec is if there is production code
   // that uses said codec in the same CL.
 
-  kAudioCodecMax = kCodecPCM_MULAW  // Must equal the last "real" codec above.
+  kAudioCodecMax = kCodecPCM_S24BE  // Must equal the last "real" codec above.
 };
 
 // TODO(dalecurtis): FFmpeg API uses |bytes_per_channel| instead of

media/ffmpeg/ffmpeg_common.cc

@@ -34,12 +34,18 @@ AudioCodec CodecIDToAudioCodec(CodecID codec_id) {
     case CODEC_ID_PCM_S16LE:
     case CODEC_ID_PCM_S24LE:
       return kCodecPCM;
+    case CODEC_ID_PCM_S16BE:
+      return kCodecPCM_S16BE;
+    case CODEC_ID_PCM_S24BE:
+      return kCodecPCM_S24BE;
     case CODEC_ID_FLAC:
       return kCodecFLAC;
     case CODEC_ID_AMR_NB:
       return kCodecAMR_NB;
     case CODEC_ID_AMR_WB:
       return kCodecAMR_WB;
+    case CODEC_ID_GSM_MS:
+      return kCodecGSM_MS;
     case CODEC_ID_PCM_MULAW:
       return kCodecPCM_MULAW;
     default:
@@ -67,6 +73,10 @@ static CodecID AudioCodecToCodecID(AudioCodec audio_codec,
           DVLOG(1) << "Unsupported bits per channel: " << bits_per_channel;
       }
       break;
+    case kCodecPCM_S16BE:
+      return CODEC_ID_PCM_S16BE;
+    case kCodecPCM_S24BE:
+      return CODEC_ID_PCM_S24BE;
     case kCodecVorbis:
       return CODEC_ID_VORBIS;
     case kCodecFLAC:
@@ -75,6 +85,8 @@ static CodecID AudioCodecToCodecID(AudioCodec audio_codec,
       return CODEC_ID_AMR_NB;
     case kCodecAMR_WB:
       return CODEC_ID_AMR_WB;
+    case kCodecGSM_MS:
+      return CODEC_ID_GSM_MS;
     case kCodecPCM_MULAW:
       return CODEC_ID_PCM_MULAW;
     default: