2014/10/15 下午 10:11:15

iphone Programming Glossary: mainviewcontroller.o

Why won't AVFoundation link with my XCode 3.2.3 iPhone 4.0.1 project?

http://stackoverflow.com/questions/3393239/why-wont-avfoundation-link-with-my-xcode-3-2-3-iphone-4-0-1-project

project with configuration Debug CompileC build my project.build Debug iphoneos my project.build Objects normal armv6 MainViewController.o Users mwilliamson Projects my_project iphone Classes MainViewController.m normal armv6 objective c com.apple.compilers.gcc.4_2.. mwilliamson Projects my_project iphone build my project.build Debug iphoneos my project.build Objects normal armv6 MainViewController.o Users mwilliamson Projects my_project iphone Classes MainViewController.m In function ' MainViewController captureOutput.. my project Undefined symbols _CVPixelBufferGetBaseAddress referenced from MainViewController imageFromSampleBuffer in MainViewController.o _CVPixelBufferUnlockBaseAddress referenced from MainViewController imageFromSampleBuffer in MainViewController.o _CVPixelBufferLockBaseAddress..