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DASHMediaSource: avoid potentially locking twice

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It many happen when changing manifest uri because of http 302 and MPD.Location present.
This commit is contained in:
Davide Bertola 2020-03-09 16:43:55 +01:00
parent ca70b10c03
commit 8908cc85ed
1 changed files with 8 additions and 13 deletions
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21
library/dash/src/main/java/com/google/android/exoplayer2/source/dash/DashMediaSource.java
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@ -792,25 +792,20 @@ public final class DashMediaSource extends BaseMediaSource {
manifestLoadStartTimestampMs = elapsedRealtimeMs - loadDurationMs;
manifestLoadEndTimestampMs = elapsedRealtimeMs;
boolean isRedirect = !loadable.getUri().equals(this.manifestUri);
if (isRedirect) {
boolean hasLocation = manifest.location != null;
if (isRedirect || hasLocation) {
synchronized (manifestUriLock) {
// This condition checks that replaceManifestUri wasn't called between the start and end of
// this load. If it was, we ignore the manifest location and prefer the manual replacement.
@SuppressWarnings("ReferenceEquality")
boolean isSameUriInstance = loadable.dataSpec.uri == manifestUri;
if (isSameUriInstance) {
manifestUri = loadable.getUri();
}
}
}
if (manifest.location != null) {
synchronized (manifestUriLock) {
// This condition checks that replaceManifestUri wasn't called between the start and end of
// this load. If it was, we ignore the manifest location and prefer the manual replacement.
@SuppressWarnings("ReferenceEquality")
boolean isSameUriInstance = loadable.dataSpec.uri == manifestUri;
if (isSameUriInstance || isRedirect) {
manifestUri = manifest.location;
if (hasLocation) {
manifestUri = manifest.location;
} else {
manifestUri = loadable.getUri();
}
}
}
}