代码中异常捕获输出
一,代码片段
BOOL appendSuccess = [self appendToAdapter:_adaptor
pixelBuffer:pixelBuffer
atTime:_presentTime
withInput:_writerInput];
NSAssert(appendSuccess, @"Failed to append");
==========
NSParameterAssert(_writerInput);
NSParameterAssert([_videoWriter canAddInput:_writerInput]);
                    
                
                
            
        
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