Return Codes

Return Code Reason
fsNoErr Operation has completed without error.
fsBadFormatIndex Return from fsGetPixelFormatsSupported when all pixel formats have been enumerated.
fsDoNotCacheOnLoad Return from fsCacheOnLoad to disable plug-in caching for this filter.
fsHasNoSetupDialog Return from fsHasSetupDialog to disable setup button in Effect Controls panel
fsUnsupported The selector is not recognized, or unsupported.