实在没辙了,菜鸟求帮助:<Error>: CGBitmapContextCreate: unsupported parameter combination: - V2EX
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dante
V2EX    iDev

实在没辙了,菜鸟求帮助:<Error>: CGBitmapContextCreate: unsupported parameter combination:

  •  
  •   dante 2014-03-13 10:14:59 +08:00 5688 次点击
    这是一个创建于 4306 天前的主题,其中的信息可能已经有所发展或是发生改变。
    如题,我在做一个地图定位类的app时遇到了这个问题:
    Mar 13 09:59:45 liuchangchengde-iPad DataCollect[1816] <Error>: CGBitmapContextCreate: unsupported parameter combination: 5 integer bits/component; 16 bits/pixel; 3-component color space; kCGImageAlphaNoneSkipLast; 512 bytes/row.
    2014-03-13 09:59:45.866 DataCollect[1816:c703] vImage decode failed, falling back to CG path.
    吊诡的是,如果在虚拟机上运行就不会出现这个错误。。。
    从错误报告来看应该是图片的编码出现问题,但兄弟也不知道该如何下手。出现这个错误后,程序并没有崩溃,但是app中CLLocationManagerDelegate的代理方法- (void)locationManager:(CLLocationManager *)manager didUpdateToLocation:(CLLocation *)newLocation fromLocation:(CLLocation *)oldLocation{===}却不再调用,所以导致当前位置信息完全不能获取(我打印了一下,发现newLocation总是更新4次后便出现这个错误)。
    从google上搜索的结果来看,大多是在使用mapView的时候出现这个问题,但却一直没有搜到比较有价值的答案。被这个问题折腾了两天了,求V友解答。
    ps:如果需要代码的话请留言。
    pps:开发环境为xcode5,iOS SDK 7.0
    4 条回复    1970-01-01 08:00:00 +08:00
    MarioLuisGarcia
        1
    MarioLuisGarcia  
       2014-03-13 10:28:29 +08:00
    试过 stackoverflow?
    dante
        2
    dante  
    OP
       2014-03-13 10:31:11 +08:00
    @MarioLuisGarcia,我还没到stack去提问,但没在那找到相似问题或答案
    dante
        3
    dante  
    OP
       2014-03-13 10:36:57 +08:00
    MarioLuisGarcia
        4
    MarioLuisGarcia  
       2014-03-13 17:53:10 +08:00
    @dante 如果描述比较清晰,很容易会得到有效答案的,只要你提问的领域不太偏。
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