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的参数1仍然有问题,这部分代码:错误:不兼容的类型QTGetTimeInterval
@interface MYAccessMp3Tags: NSObject
{
NSTimeInterval duration;
NSTimeInterval currentTime;
}
-(NSTimeInterval) durationInSeconds;
-(NSTimeInterval) currentTimeInSeconds;
-(NSDictionary *) metadata;
-(NSString *) metadataDescription;
-(NSString *) loadStateDescription;
@property (nonatomic) NSTimeInterval duration;
@property (nonatomic) NSTimeInterval currentTime;
@end
@implementation MYAccessMp3Tags;
@synthesize duration;
@synthesize currentTime;
-(NSTimeInterval)durationInSeconds
{
NSTimeInterval dur;
QTGetTimeInterval([self duration], &dur);
//error: incompatible type for argument 1 of QTGetTimeInterval
return duration;
}
-(NSTimeInterval)currentTimeInSeconds
{
NSTimeInterval currTime;
QTGetTimeInterval([self currentTime], &currTime);
//error: incompatible type for argument 1 of QTGetTimeInterval
return currentTime;
}
这里有什么错?
谢谢。这部分没有“错误”。是返回YES?得到了“未捕获的异常”,但在代码的其他部分可能有错误。 – andrey 2011-02-01 17:35:34