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Solution: Specify the encoding of audio file. For details, see [https://cloud.google.com/speech-to-text/docs/encoding Introduction to Audio Encoding | Cloud Speech-to-Text API | Google Cloud] & [https://cloud.google.com/speech-to-text/docs/reference/rest/v1/RecognitionConfig#AudioEncoding RecognitionConfig | Cloud Speech-to-Text API | Google Cloud]. You may use VLC player to view the encoding of audio file<ref>[https://forum.videolan.org/viewtopic.php?t=95136#p315198 How to view audio bitrate in VLC - The VideoLAN Forums]</ref>. If the codec (encoding) of audio file is not in the allowed list on [https://cloud.google.com/speech-to-text/docs/reference/rest/v1/RecognitionConfig#AudioEncoding page], the codec (encoding) of audio file should be converted. | Solution: Specify the encoding of audio file. For details, see [https://cloud.google.com/speech-to-text/docs/encoding Introduction to Audio Encoding | Cloud Speech-to-Text API | Google Cloud] & [https://cloud.google.com/speech-to-text/docs/reference/rest/v1/RecognitionConfig#AudioEncoding RecognitionConfig | Cloud Speech-to-Text API | Google Cloud]. You may use VLC player to view the encoding of audio file<ref>[https://forum.videolan.org/viewtopic.php?t=95136#p315198 How to view audio bitrate in VLC - The VideoLAN Forums]</ref>. If the codec (encoding) of audio file is not in the allowed list on [https://cloud.google.com/speech-to-text/docs/reference/rest/v1/RecognitionConfig#AudioEncoding page], the codec (encoding) of audio file should be converted by [[Audio converter | audio converter]]. | ||
== For audio longer than 1 min use LongRunningRecognize with a 'uri' parameter == | == For audio longer than 1 min use LongRunningRecognize with a 'uri' parameter == |