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Handle legacy DASH audio channel configuration

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Issue: #6523
PiperOrigin-RevId: 274160232
This commit is contained in:
andrewlewis 2019-10-11 14:25:56 +01:00 committed by Oliver Woodman
parent 5a6fdaad72
commit c02f3dd4ff
2 changed files with 15 additions and 8 deletions
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9
RELEASENOTES.md
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@ -5,13 +5,16 @@
* Add `Player.onPlaybackSuppressionReasonChanged` to allow listeners to
detect playbacks suppressions (e.g. audio focus loss) directly
([#6203](https://github.com/google/ExoPlayer/issues/6203)).
* DASH: Support `Label` elements
([#6297](https://github.com/google/ExoPlayer/issues/6297)).
* DASH:
* Support `Label` elements
([#6297](https://github.com/google/ExoPlayer/issues/6297)).
* Support legacy audio channel configuration
([#6523](https://github.com/google/ExoPlayer/issues/6523)).
* HLS: Add support for ID3 in EMSG when using FMP4 streams
([spec](https://aomediacodec.github.io/av1-id3/)).
* Metadata: Expose the raw ICY metadata through `IcyInfo`
([#6476](https://github.com/google/ExoPlayer/issues/6476)).
* UI
* UI:
* Setting `app:played_color` on `PlayerView` and `PlayerControlView` no longer
adjusts the colors of the scrubber handle , buffered and unplayed parts of
the time bar. These can be set separately using `app:scrubber_color`,

14
library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/DashManifestParser.java
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@ -1113,10 +1113,13 @@ public class DashManifestParser extends DefaultHandler
protected int parseAudioChannelConfiguration(XmlPullParser xpp)
throws XmlPullParserException, IOException {
String schemeIdUri = parseString(xpp, "schemeIdUri", null);
int audioChannels = "urn:mpeg:dash:23003:3:audio_channel_configuration:2011".equals(schemeIdUri)
? parseInt(xpp, "value", Format.NO_VALUE)
: ("tag:dolby.com,2014:dash:audio_channel_configuration:2011".equals(schemeIdUri)
? parseDolbyChannelConfiguration(xpp) : Format.NO_VALUE);
int audioChannels =
"urn:mpeg:dash:23003:3:audio_channel_configuration:2011".equals(schemeIdUri)
? parseInt(xpp, "value", Format.NO_VALUE)
: ("tag:dolby.com,2014:dash:audio_channel_configuration:2011".equals(schemeIdUri)
|| "urn:dolby:dash:audio_channel_configuration:2011".equals(schemeIdUri)
? parseDolbyChannelConfiguration(xpp)
: Format.NO_VALUE);
do {
xpp.next();
} while (!XmlPullParserUtil.isEndTag(xpp, "AudioChannelConfiguration"));
@ -1491,7 +1494,8 @@ public class DashManifestParser extends DefaultHandler
/**
* Parses the number of channels from the value attribute of an AudioElementConfiguration with
* schemeIdUri "tag:dolby.com,2014:dash:audio_channel_configuration:2011", as defined by table E.5
* in ETSI TS 102 366.
* in ETSI TS 102 366, or the legacy schemeIdUri
* "urn:dolby:dash:audio_channel_configuration:2011".
*
* @param xpp The parser from which to read.
* @return The parsed number of channels, or {@link Format#NO_VALUE} if the channel count could