AVAssetWriter depreciated code, now what?


i have 2 hard drives in mac. 1 runs 10.7 daily work editing videos , such , won't upgrade drive, needs stay 10.7. other drive runs 10.10 use programming / xcode date.

added avfoundation framework app export .mp4 videos , works great on 10.10, not 10.7 want use it.

after scanning code 10.7 compliant except method introduced in 10.9
it replaced code depreciated of 10.9
i tried add finishedwriting method no longer method exists , red error expected. can fixed can use on 10.7? there way bring in older avfoundation framework solve issue?

 

have set deployment target of 10.7? @ i'd expect possible warning instance method deprecated.
 


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