Does iOS camera app use VideoToolBox framework's method e.g. VTCompressionSessionEncodeFrame() for encoding? Or has apple their own separate APIs apart from open APIs available for 3rd party developers in VideoToolBox?
Does iOS camera app use VideoToolBox framework's method e.g. VTCompressionSessionEncodeFrame() for encoding? Or has apple their own separate APIs apart from open APIs available for 3rd party developers in VideoToolBox?