GstError Categorized error messages Core errors are anything that can go wrong in or using the core GStreamer library @GST_CORE_ERROR_FAILED: @GST_CORE_ERROR_TOO_LAZY: @GST_CORE_ERROR_NOT_IMPLEMENTED: @GST_CORE_ERROR_STATE_CHANGE: @GST_CORE_ERROR_PAD: @GST_CORE_ERROR_THREAD: @GST_CORE_ERROR_SCHEDULER: @GST_CORE_ERROR_NEGOTIATION: @GST_CORE_ERROR_EVENT: @GST_CORE_ERROR_SEEK: @GST_CORE_ERROR_CAPS: @GST_CORE_ERROR_TAG: @GST_CORE_ERROR_NUM_ERRORS: Library errors are for errors from the library being used by elements initializing, closing, ... @GST_LIBRARY_ERROR_FAILED: @GST_LIBRARY_ERROR_TOO_LAZY: @GST_LIBRARY_ERROR_INIT: @GST_LIBRARY_ERROR_SHUTDOWN: @GST_LIBRARY_ERROR_SETTINGS: @GST_LIBRARY_ERROR_ENCODE: @GST_LIBRARY_ERROR_NUM_ERRORS: Resource errors are for anything external used by an element: memory, files, network connections, process space, ... They're typically used by source and sink elements @GST_RESOURCE_ERROR_FAILED: @GST_RESOURCE_ERROR_TOO_LAZY: @GST_RESOURCE_ERROR_NOT_FOUND: @GST_RESOURCE_ERROR_BUSY: @GST_RESOURCE_ERROR_OPEN_READ: @GST_RESOURCE_ERROR_OPEN_WRITE: @GST_RESOURCE_ERROR_OPEN_READ_WRITE: @GST_RESOURCE_ERROR_CLOSE: @GST_RESOURCE_ERROR_READ: @GST_RESOURCE_ERROR_WRITE: @GST_RESOURCE_ERROR_SEEK: @GST_RESOURCE_ERROR_SYNC: @GST_RESOURCE_ERROR_SETTINGS: @GST_RESOURCE_ERROR_NUM_ERRORS: Stream errors are for anything related to the stream being processed: format errors, media type errors, ... They're typically used by decoders, demuxers, converters, ... @GST_STREAM_ERROR_FAILED: @GST_STREAM_ERROR_TOO_LAZY: @GST_STREAM_ERROR_NOT_IMPLEMENTED: @GST_STREAM_ERROR_TYPE_NOT_FOUND: @GST_STREAM_ERROR_WRONG_TYPE: @GST_STREAM_ERROR_CODEC_NOT_FOUND: @GST_STREAM_ERROR_DECODE: @GST_STREAM_ERROR_ENCODE: @GST_STREAM_ERROR_DEMUX: @GST_STREAM_ERROR_MUX: @GST_STREAM_ERROR_FORMAT: @GST_STREAM_ERROR_NUM_ERRORS: Generates an human readable error message out of an errno number. @domain: @code: @Returns: @Returns: @Returns: @Returns: @Returns: