@class PXVideoProcessingOperationSpec; @protocol PXVideoProcessingOperationResult; @interface PXVideoProcessingOperation : NSOperation @property (readonly, nonatomic) PXVideoProcessingOperationSpec *spec; @property (readonly, nonatomic) id<PXVideoProcessingOperationResult> result; @property (copy, nonatomic) id /* block */ progressHandler; + (id)new; - (id)init; - (void)main; - (void).cxx_destruct; - (id)initWithSpec:(id)a0; - (id)performProcessing; @end