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Refactor streaming retry conditions
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This is just cleanup before we tackle real issues around
StreamingEngine retry behavior.

Issue #960

Change-Id: I66bb80db9ee1fd469c0aa6c089313ba4ecf75101
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joeyparrish committed Aug 9, 2017
1 parent 45bd547 commit 5d82b6e
Showing 1 changed file with 21 additions and 39 deletions.
60 changes: 21 additions & 39 deletions lib/media/streaming_engine.js
Original file line number Diff line number Diff line change
Expand Up @@ -1339,58 +1339,40 @@ shaka.media.StreamingEngine.prototype.fetchAndAppend_ = function(

mediaState.performingUpdate = false;

if (this.manifest_.presentationTimeline.isLive() &&
if (mediaState.type == ContentType.TEXT &&
this.config_.ignoreTextStreamFailures) {
if (error.code == shaka.util.Error.Code.BAD_HTTP_STATUS) {
shaka.log.warning(logPrefix,
'Text stream failed to download. Proceeding without it.');
} else {
shaka.log.warning(logPrefix,
'Text stream failed to parse. Proceeding without it.');
}

delete this.mediaStates_[ContentType.TEXT];
} else if (this.manifest_.presentationTimeline.isLive() &&
this.config_.infiniteRetriesForLiveStreams &&
(error.code == shaka.util.Error.Code.BAD_HTTP_STATUS ||
error.code == shaka.util.Error.Code.HTTP_ERROR ||
error.code == shaka.util.Error.Code.TIMEOUT)) {
this.handleNetworkError_(mediaState, error);
error.severity = shaka.util.Error.Severity.RECOVERABLE;
this.playerInterface_.onError(error);

shaka.log.warning(logPrefix, 'Network error. Retrying...');
this.scheduleUpdate_(mediaState, 4);
} else if (error.code == shaka.util.Error.Code.QUOTA_EXCEEDED_ERROR) {
this.handleQuotaExceeded_(mediaState, error);
} else {
shaka.log.error(logPrefix, 'failed fetch and append: code=' + error.code);
if (mediaState.type == ContentType.TEXT &&
this.config_.ignoreTextStreamFailures) {
shaka.log.warning(logPrefix,
'Text stream failed to parse. Proceeding without it.');
delete this.mediaStates_[ContentType.TEXT];
} else {
mediaState.hasError = true;
error.severity = shaka.util.Error.Severity.CRITICAL;
this.playerInterface_.onError(error);
}
mediaState.hasError = true;

error.severity = shaka.util.Error.Severity.CRITICAL;
this.playerInterface_.onError(error);
}
}.bind(this));
};


/**
* Handles a network error.
*
* @param {shaka.media.StreamingEngine.MediaState_} mediaState
* @param {!shaka.util.Error} error
* @private
*/
shaka.media.StreamingEngine.prototype.handleNetworkError_ = function(
mediaState, error) {
var ContentType = shaka.util.ManifestParserUtils.ContentType;
var logPrefix = shaka.media.StreamingEngine.logPrefix_(mediaState);
if (mediaState.type == ContentType.TEXT &&
this.config_.ignoreTextStreamFailures &&
error.code == shaka.util.Error.Code.BAD_HTTP_STATUS) {
shaka.log.warning(logPrefix,
'Text stream failed to download. Proceeding without it.');
delete this.mediaStates_[ContentType.TEXT];
} else {
error.severity = shaka.util.Error.Severity.RECOVERABLE;
this.playerInterface_.onError(error);

shaka.log.warning(logPrefix, 'Network error. Retrying...');
this.scheduleUpdate_(mediaState, 4);
}
};


/**
* Handles a QUOTA_EXCEEDED_ERROR.
*
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