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 plugin caching for this filter.
fsHasNoSetupDialog Return from fsHasSetupDialog to disable setup button in Effect Controls panel
fsUnsupported The selector is not recognized, or unsupported.