"license-request" message missed on LG2019 after mediaKeysSession.generateRequest resolved

[KunXi-Fox]

What version of Hls.js are you using?

1.4.10

What browser (including version) are you using?

Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager

What OS (including version) are you using?

LG2019

Test stream

No response

Configuration

{
    "backBufferLength": 90,
    "fragLoadingTimeOut": 30000,
    "manifestLoadingTimeOut": 10000,
    "levelLoadingTimeOut": 10000,
    "fragLoadingMaxRetry": 3,
    "manifestLoadingMaxRetry": 1,
    "levelLoadingMaxRetry": 2,
    "fragLoadingMaxRetryTimeout": 32000,
    "manifestLoadingMaxRetryTimeout": 32000,
    "levelLoadingMaxRetryTimeout": 32000,
    "fragLoadingRetryDelay": 500,
    "manifestLoadingRetryDelay": 500,
    "levelLoadingRetryDelay": 500
  }

Additional player setup steps

No response

Checklist

• The issue observed is not already reported by searching on Github under https://github.com/video-dev/hls.js/issues
• The issue occurs in the stable client (latest release) on https://hlsjs.video-dev.org/demo and not just on my page
• The issue occurs in the latest client (main branch) on https://hlsjs-dev.video-dev.org/demo and not just on my page
• The stream has correct Access-Control-Allow-Origin headers (CORS)
• There are no network errors such as 404s in the browser console when trying to play the stream

Steps to reproduce

1. Play a HLS assets with DRM on LG2019

Expected behaviour

The assets could play successfully

What actually happened?

The assets not play with infinite loading

Console output

eme-controller.ts:1209 [log] > [eme] Selecting key-system from session-keys com.microsoft.playready, urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed
eme-controller.ts:254 [log] > [eme] Requesting encrypted media "com.widevine.alpha" key-system access with config: [{"initDataTypes":["cenc"],"persistentState":"not-allowed","distinctiveIdentifier":"not-allowed","sessionTypes":["temporary"],"audioCapabilities":[{"contentType":"audio/mp4; codecs=\"mp4a.40.2\"","robustness":"","encryptionScheme":null}],"videoCapabilities":[{"contentType":"video/mp4; codecs=\"avc1.4D401E\"","robustness":"","encryptionScheme":null},{"contentType":"video/mp4; codecs=\"avc1.4D401F\"","robustness":"","encryptionScheme":null},{"contentType":"video/mp4; codecs=\"avc1.640020\"","robustness":"","encryptionScheme":null},{"contentType":"video/mp4; codecs=\"avc1.64002A\"","robustness":"","encryptionScheme":null}]}]
eme-controller.ts:273 [log] > [eme] Access for key-system "com.widevine.alpha" obtained
eme-controller.ts:279 [log] > [eme] Create media-keys for "com.widevine.alpha"
eme-controller.ts:283 [log] > [eme] Media-keys created for "com.widevine.alpha"
eme-controller.ts:427 [log] > [eme] Starting session for key (keyId: 5a798f124172aae1ea7bebd2f2b33800 format: "urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed" method: SAMPLE-AES-CTR uri: data:text/plain;base64,AAAAOnBzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABoSEFx7WnmPEkFyquHqe+vS8rM4AEjj3JWbBg==)
eme-controller.ts:435 [log] > [eme] Handle encrypted media sn: initSegment main: 3 using key (keyId: 5a798f124172aae1ea7bebd2f2b33800 format: "urn:uuid:edef8ba9-79d6-4ace-a3c8-27dcd51d21ed" method: SAMPLE-AES-CTR uri: data:text/plain;base64,AAAAOnBzc2gAAAAA7e+LqXnWSs6jyCfc1R0h7QAAABoSEFx7WnmPEkFyquHqe+vS8rM4AEjj3JWbBg==)
eme-controller.ts:652 [log] > [eme] Setting media-keys for "com.widevine.alpha"
eme-controller.ts:665 [log] > [eme] Media-keys set for "com.widevine.alpha"
eme-controller.ts:317 [log] > [eme] Creating key-system session "com.widevine.alpha" keyId: 5a798f124172aae1ea7bebd2f2b33800
eme-controller.ts:712 [log] > [eme] Generating key-session request for "playlist-key": 5a798f124172aae1ea7bebd2f2b33800 (init data type: cenc length: 58)
eme-controller.ts:806 [log] > [eme] Request generated for key-session "sid2" keyId: 5a798f124172aae1ea7bebd2f2b33800

// there should be a log, but I haven't got that on LG2019
// eme-controller.ts:806 [log] > [eme] "license-request" message event for session "ovX9VLctgSFNYBpD6lT4SQ==" message size: 6588

Chrome media internals output

No response

[robwalch]

Thanks for filing filing a bug report @KunXi-Fox. Let me know if #6030 resolves the issue for you.

[KunXi-Fox]

Hi @robwalch , #6030 did fix the issue on widevine. no luck with playready, I guess it should be another issue.