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Remove Representation.contentId. It doesn't really make sense.

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PiperOrigin-RevId: 223535353
This commit is contained in:
olly 2018-11-30 18:21:45 +00:00 committed by Oliver Woodman
parent 8ffef3d632
commit a1b8e17ed1
1 changed files with 20 additions and 23 deletions
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43
library/dash/src/main/java/com/google/android/exoplayer2/source/dash/manifest/Representation.java
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@ -35,19 +35,10 @@ public abstract class Representation {
public static final long REVISION_ID_DEFAULT = -1;
/**
* Identifies the piece of content to which this {@link Representation} belongs.
* <p>
* For example, all {@link Representation}s belonging to a video should have the same content
* identifier that uniquely identifies that video.
*/
public final String contentId;
/**
* Identifies the revision of the content.
* <p>
* If the media for a given ({@link #contentId} can change over time without a change to the
* {@link #format}'s {@link Format#id} (e.g. as a result of re-encoding the media with an
* updated encoder), then this identifier must uniquely identify the revision of the media. The
* timestamp at which the media was encoded is often a suitable.
* Identifies the revision of the media contained within the representation. If the content can
* change over time (e.g. as a result of re-encoding the media with an updated encoder), then this
* identified can be set to uniquely identify the revision of the media. The timestamp at which
* the media was encoded is often a suitable.
*/
public final long revisionId;
/**
@ -121,17 +112,20 @@ public abstract class Representation {
return new SingleSegmentRepresentation(contentId, revisionId, format, baseUrl,
(SingleSegmentBase) segmentBase, inbandEventStreams, customCacheKey, C.LENGTH_UNSET);
} else if (segmentBase instanceof MultiSegmentBase) {
return new MultiSegmentRepresentation(contentId, revisionId, format, baseUrl,
(MultiSegmentBase) segmentBase, inbandEventStreams);
return new MultiSegmentRepresentation(
revisionId, format, baseUrl, (MultiSegmentBase) segmentBase, inbandEventStreams);
} else {
throw new IllegalArgumentException("segmentBase must be of type SingleSegmentBase or "
+ "MultiSegmentBase");
}
}
private Representation(String contentId, long revisionId, Format format, String baseUrl,
SegmentBase segmentBase, List<Descriptor> inbandEventStreams) {
this.contentId = contentId;
private Representation(
long revisionId,
Format format,
String baseUrl,
SegmentBase segmentBase,
List<Descriptor> inbandEventStreams) {
this.revisionId = revisionId;
this.format = format;
this.baseUrl = baseUrl;
@ -225,7 +219,7 @@ public abstract class Representation {
public SingleSegmentRepresentation(String contentId, long revisionId, Format format,
String baseUrl, SingleSegmentBase segmentBase, List<Descriptor> inbandEventStreams,
String customCacheKey, long contentLength) {
super(contentId, revisionId, format, baseUrl, segmentBase, inbandEventStreams);
super(revisionId, format, baseUrl, segmentBase, inbandEventStreams);
this.uri = Uri.parse(baseUrl);
this.indexUri = segmentBase.getIndex();
this.cacheKey = customCacheKey != null ? customCacheKey
@ -263,16 +257,19 @@ public abstract class Representation {
private final MultiSegmentBase segmentBase;
/**
* @param contentId Identifies the piece of content to which this representation belongs.
* @param revisionId Identifies the revision of the content.
* @param format The format of the representation.
* @param baseUrl The base URL of the representation.
* @param segmentBase The segment base underlying the representation.
* @param inbandEventStreams The in-band event streams in the representation. May be null.
*/
public MultiSegmentRepresentation(String contentId, long revisionId, Format format,
String baseUrl, MultiSegmentBase segmentBase, List<Descriptor> inbandEventStreams) {
super(contentId, revisionId, format, baseUrl, segmentBase, inbandEventStreams);
public MultiSegmentRepresentation(
long revisionId,
Format format,
String baseUrl,
MultiSegmentBase segmentBase,
List<Descriptor> inbandEventStreams) {
super(revisionId, format, baseUrl, segmentBase, inbandEventStreams);
this.segmentBase = segmentBase;
}