@interface _CSIRenditionBlockData : NSObject { unsigned int _dataPixelFormat; int _pixelFormat; char *_data; unsigned int _nrows; unsigned long long _rowbytes; _Atomic unsigned long long _imageBytes; char _name[128]; unsigned char _imageBlockReleaseCount; unsigned long long _sourceRowbytes; unsigned long long _allocationSize; unsigned char _allocateMemory : 1; unsigned char _mmappedData : 1; } - (void)dealloc; @end