Function CMSampleBufferCallBlockForEachSample 

pub unsafe extern "C-unwind" fn CMSampleBufferCallBlockForEachSample(
    sbuf: &CMSampleBuffer,
    handler: &DynBlock<dyn Fn(NonNull<CMSampleBuffer>, CMItemCount) -> i32>,
) -> i32

👎Deprecated: renamed to CMSampleBuffer::call_block_for_each_sample

Available on crate features CMBase and CMSampleBuffer and block2 only.