package preprocessor import "errors" var ( ErrNoImageFromAudioFile = errors.New("preprocessor: could not extract image from audio file") ErrNoConverterForExtractedImageFromGgsFile = errors.New("preprocessor: could not find converter for image extracted from ggs file") ErrNoConverterForExtractedImageFromAudioFile = errors.New("preprocessor: could not find converter for image extracted from audio file") )