Technote 1139

QuickTime 3.0.2

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QuickTime 3.0.2Ç≈ÇÕ Movie ExportÉRÉìÉ|Å[ÉlÉìÉgÇ…êVÇΩÇ»APIÇÇ–ÇΔǬí«â¡ÇµÇ‹ÇµÇΩÅB

ComponentResult MovieExportSetGetMoviePropertyProc (MovieExportComponent ci, MovieExportGetPropertyUPP getPropertyProc, void* refCon); ci component instance getPropertyProc Specifies a callback function that provides information about processing source samples. refcon Passed to the procedure specified in the getPropertyProc parameter.

DZÇÃÉãÅ[É`ÉìÇÕÅAMovie ExportÉRÉìÉ|Å[ÉlÉìÉgÇ…ëŒÇ∑ÇÈ GetPropertyProc ÇéwíËǵNjÇ∑ÅBMovieExportAddDataSource ÇÃåƒÇ—èoǵéûÇ…éwíËÇ≥ÇÍÇÈ GetPropertyProc ÇΔìØÇ∂Ç≈Ç∑ÅBDZÇÃÉãÅ[É`ÉìÇ≈ "property proc" ÇéwíËÇ∑ÇÈDZÇΔÇ…ÇÊǡǃÅA"data proc" Ç©ÇÁ export ÇçsǧDZÇΔÇ»Ç≠ÅAproperty ÇÃÉvÉçÉOÉâÉÄÇ©ÇÁÇÃêßå‰Çâ¬î\ÇΔǵNjÇ∑ÅB

QuickTime 3.0.2Ç≈ÇÕÅAData Handler ÉRÉìÉ|Å[ÉlÉìÉgDžLJǖÇΔǬêVÇΩÇ»APIÇí«â¡ÇµÇ‹ÇµÇΩÅB

ComponentResult DataHGetInfoFlags (DataHandler dh, UInt32* flags); dh component instance flags pointer to the long integer to receive the current flags

DZÇÃÉãÅ[É`ÉìÇÕÅAdata handler ÉRÉìÉ|Å[ÉlÉìÉgÇ…ä÷Ç∑ÇÈèÓïÒÇï‘ǵNjÇ∑ÅBåªç›à»â∫ÇÃÉtÉâÉOǙdžÇËÇ‹Ç∑ÅB

• kDataHInfoFlagNeverStreams - DZÇà data handler ÇÕÅAstreaming ÇÉTÉ|Å[ÉgǵǃǢNjÇπÇÒÅB

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{ // check the version of QuickTime installed long version; result = Gestalt(gestaltQuickTime,&version); if (!result && version >= 0x03028000) { // we have version 3.0.2! } }