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Detect and report decoder hangs

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This commit is contained in:
Cameron Gutman 2017-11-25 14:27:04 -08:00
parent b6f52db9c3
commit 04d9aea8c8
1 changed files with 35 additions and 8 deletions
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43
app/src/main/java/com/limelight/binding/video/MediaCodecDecoderRenderer.java
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@ -515,7 +515,7 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
private int dequeueInputBuffer() { private int dequeueInputBuffer() {
int index = -1; int index = -1;
long startTime, queueTime; long startTime;
startTime = MediaCodecHelper.getMonotonicMillis(); startTime = MediaCodecHelper.getMonotonicMillis();
@ -528,14 +528,24 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
return MediaCodec.INFO_TRY_AGAIN_LATER; return MediaCodec.INFO_TRY_AGAIN_LATER;
} }
if (index < 0) { int deltaMs = (int)(MediaCodecHelper.getMonotonicMillis() - startTime);
return index;
if (deltaMs >= 20) {
LimeLog.warning("Dequeue input buffer ran long: " + deltaMs + " ms");
} }
queueTime = MediaCodecHelper.getMonotonicMillis(); if (index < 0) {
// We've been hung for 5 seconds and no other exception was reported,
if (queueTime - startTime >= 20) { // so generate a decoder hung exception
LimeLog.warning("Queue input buffer ran long: " + (queueTime - startTime) + " ms"); if (deltaMs >= 5000 && initialException == null) {
DecoderHungException decoderHungException = new DecoderHungException(deltaMs);
if (!reportedCrash) {
reportedCrash = true;
crashListener.notifyCrash(decoderHungException);
}
throw new RendererException(this, decoderHungException);
}
return index;
} }
return index; return index;
@ -970,7 +980,24 @@ public class MediaCodecDecoderRenderer extends VideoDecoderRenderer {
return (int)(decoderTimeMs / totalFramesReceived); return (int)(decoderTimeMs / totalFramesReceived);
} }
public static class RendererException extends RuntimeException { static class DecoderHungException extends RuntimeException {
private int hangTimeMs;
DecoderHungException(int hangTimeMs) {
this.hangTimeMs = hangTimeMs;
}
public String toString() {
String str = "";
str += "Hang time: "+hangTimeMs+" ms\n";
str += super.toString();
return str;
}
}
static class RendererException extends RuntimeException {
private static final long serialVersionUID = 8985937536997012406L; private static final long serialVersionUID = 8985937536997012406L;
private String text; private String text;