Supports FLAC files with high sample rate (176400 and 192000).

Also add testing media to verify FLAC extension can play these sample rates.

Github: #3769.

-------------
Created by MOE: https:/google/moe
MOE_MIGRATED_REVID=192783193

RELEASENOTES.md

@@ -34,8 +34,11 @@
 * IMA: Allow setting the ad media load timeout
  ([#3691](https:/google/ExoPlayer/issues/3691)).
 * Audio:
- * FLAC: Sniff FLAC files correctly if they have ID3 headers
- ([#4055](https:/google/ExoPlayer/issues/4055)).
+ * FLAC:
+ * Sniff FLAC files correctly if they have ID3 headers
+ ([#4055](https:/google/ExoPlayer/issues/4055)).
+ * Supports FLAC files with high sample rate (176400 and 192000)
+ ([#3769](https:/google/ExoPlayer/issues/3769)).
  * Factor out `AudioTrack` position tracking from `DefaultAudioSink`.
  * Fix an issue where the playback position would pause just after playback
  begins, and poll the audio timestamp less frequently once it starts

extensions/flac/src/main/jni/flac_parser.cc

@@ -319,6 +319,8 @@ bool FLACParser::decodeMetadata() {
  case 48000:
  case 88200:
  case 96000:
+ case 176400:
+ case 192000:
  break;
  default:
  ALOGE("unsupported sample rate %u", getSampleRate());