BucherTomas

The m3u8 playlist does not provide value in CODECS tag for audio ``` #EXT-X-STREAM-INF:AVERAGE-BANDWIDTH=4333805,BANDWIDTH=10968495,CODECS="avc1.64002a",RESOLUTION=1920x1080,FRAME-RATE=60.000,CLOSED-CAPTIONS=NONE,AUDIO="ac-3" video/prog_index.m3u8 ``` requestMediaKeySystemAccess() then fails with `MediaCapabilities.decodingInfo() failed. {"type":"media-source","video":{"contentType":"video/mp4; codecs=\"avc1.64002a\"","width":1920,"height":1080,"bitrate":4333805,"framerate":60},"audio":{"contentType":"audio/mp4; codecs=\"avc1.64002a\"","channels":2,"bitrate":4333805,"samplerate":1,"spatialRendering":false},"keySystemConfiguration":{"keySystem":"com.microsoft.playready","initDataType":"cenc","persistentState":"optional","distinctiveIdentifier":"optional","sessionTypes":["temporary"],"audio":{"robustness":""},"video":{"robustness":""}}} DOMException: Unsupported keySystem or supportedConfigurations.`...

@xhwang-chromium or if anybody else knows, can you please comment on what are the system requirements for Widevine to leverage L1 on Windows? I assume some form of Trusted Execution...

Actually, looks like the same circumstances already mentioned in https://github.com/google/ExoPlayer/issues/10494 . Here you have at least a VMAP to test with that will trigger those 402 timeouts.

I understand the challenge, but you are not always able to replicate the same conditions being reported (issue on a specific device that you do not have in your labs,...

Thank you for the feedback. Are the surface error messages somehow actionable from the app itself and do you think we can even affect the outcome from app layer? If...

Thank you. We have integrated Mux Data analytics module for ExoPlayer for error reporting (that is where we got the error message from) and we cannot conclusively state whether it...

@rrfrias The message with `android.media.MediaCodec.CryptoException - OK: OK` is there always when the issue occurs and playback stops. For subsequent playback attempts the affected device might additionally throw also `android.media.MediaDrm$MediaDrmStateException:...

Thank you, we are implementing something utilizing your suggestion. It might take a couple of weeks before the app version is distributed to end users and we get some data...

Still working on this...

We are just about to release app version with enhanced logging that should provide the required info for you. Once we have something, it will be shared here.