iOS打包 xcode报错 Apple Mach-O Linker(Id) Error

Question

"_VTDecompressionSessionWaitForAsynchronousFrames", referenced from:

_videotoolbox_common_end_frame in libavcodec.a(videotoolbox.o)

"_VTDecompressionSessionDecodeFrame", referenced from:

_videotoolbox_default_free in libavcodec.a(videotoolbox.o)

"_VTDecompressionSessionCreate", referenced from:

_videotoolbox_default_init in libavcodec.a(videotoolbox.o)

linker command failed with exit code 1(use -v to see invocation)