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fix: mitigate uncaught type error in media_source_engine #5069

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merged 1 commit into from
Mar 14, 2023
Merged

fix: mitigate uncaught type error in media_source_engine #5069

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17 changes: 16 additions & 1 deletion lib/media/media_source_engine.js
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Original file line number Diff line number Diff line change
Expand Up @@ -391,7 +391,22 @@ shaka.media.MediaSourceEngine = class {
}
}
const type = mimeType + this.config_.sourceBufferExtraFeatures;
const sourceBuffer = this.mediaSource_.addSourceBuffer(type);

this.destroyer_.ensureNotDestroyed();

let sourceBuffer;

try {
sourceBuffer = this.mediaSource_.addSourceBuffer(type);
} catch (exception) {
throw new shaka.util.Error(
shaka.util.Error.Severity.CRITICAL,
shaka.util.Error.Category.MEDIA,
shaka.util.Error.Code.MEDIA_SOURCE_OPERATION_THREW,
exception,
'The mediaSource_ status was' + this.mediaSource_.readyState +
'expected \'open\'');
}

this.eventManager_.listen(
sourceBuffer, 'error',
Expand Down