library · inferred from evidence
cognitive-services-speech-sdk
A GitHub repository or project name for the Speech SDK.
- Azure speech batch transcription webhooks no longer calling back
First thing to check is the state of your webhook with a GET on it. The service flips the webhook to Failed if there were too many failures calling into your callback, and once it is Failed it stops trying. If that is what you see, just PAT
- Azure custom Chinese lexicon ignored by SpeakSsmlAsync
A few things can make the whole lexicon get silently ignored. First, when the lexicon content changes it takes at least 15 minutes before the service picks up the new file, so retest after waiting. Second, and this is the big one: if even o
- Azure text to speech timeouts: WS_OPEN_ERROR_UNDERLYING_IO_OPEN_FAILED after Windows update
We confirmed this is caused by the October 2022 Windows security updates, which changed TLS behavior and broke the SDK connection to the TTS service. The fix is to install the out of band update for your build: KB5020435 for Windows 10 20H2
- Azure batch transcription speaker diarization not working - no Speaker property
Good catch, this one was tricky. From the service logs we could see your input file was stereo, and for stereo files diarization is not possible, so the diarization flag gets silently ignored. That silent ignore is a bug on our side, a fix