extern static /* OSStatus */ CMSampleBufferError CMSampleBufferSetInvalidateCallback ( /* CMSampleBufferRef */ IntPtr sbuf, /* CMSampleBufferInvalidateCallback */ CMSampleBufferInvalidateCallback invalidateCallback, /* uint64_t */ ulong invalidateRefCon);
extern static /* OSStatus */ CMSampleBufferError CMSampleBufferSetInvalidateCallback( /* CMSampleBufferRef */ IntPtr sbuf, /* CMSampleBufferInvalidateCallback */ CMSampleBufferInvalidateCallback invalidateCallback, /* uint64_t */ ulong invalidateRefCon);