If you are a developer receiving a -1 return value from ogg_stream_init , it typically indicates a memory allocation failure. Ensure your system has sufficient resources and that you are correctly passing the ogg_stream_state pointer. Key Technical Specifications ogg/doc/libogg/ogg_stream_init.html at master - GitHub
<audio controls preload="metadata"> <source src="music.ogg" type="audio/ogg"> Your browser does not support Ogg audio. </audio> Ogg Stream Init Download
If you are seeing this as a persistent notification or a system error report, it is likely due to one of the following: If you are a developer receiving a -1