如何在一个UIView显示一幅图? 这幅图是从网络上传送过来的,我现在已经解码 并且读到内存中了, 现在该如何在一个view 中显示呢????求大侠赐教~ 有代码的更难好 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 UIImage *drawimage = [UIImage imageWithCGImage:imageref];//*** __NSAutoreleaseNoPool(): Object 0x1e5950 of class UIImage autoreleased with no pool in place - just leaking //为什么每一次执行到下面这句话就会在all output中显示:/* Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextSaveGState: invalid context 0x0Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextSetBlendMode: invalid context 0x0Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextSetAlpha: invalid context 0x0Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextTranslateCTM: invalid context 0x0Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextScaleCTM: invalid context 0x0Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextDrawImage: invalid context 0x0Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextRestoreGState: invalid context 0x0*/ [drawimage drawInRect:imagerect]; CGImageRelease(imageref); NSData转成UIImage,然后用UIImageView显示 我的是RGB 流的 能直接用NSData 转成UIImage吗? 据说不能自己调drawInRect,用setneedsdisplay看看 NSData *data=///将图片读到内存UIImage *image=[UIImage imageWithData:data]; UIWebView问题一个,大神快现身 手游需要学习什么知识 苹果除了开发游戏,还开发些什么应用呢? ipad文件读写权限问题 新手,ios画图计算器编法 各位同好们,大家觉得搞object-c开发,是不是只有北京最好? oc 能写出反垃圾邮件的app 么 UIWebView加载html内容修改 iOS审核被拒2.1大礼包 git lfs 添加大文件上传遇到的坑 ios 音量调节的问题 plist文件无法反编译
UIImage *drawimage = [UIImage imageWithCGImage:imageref];//*** __NSAutoreleaseNoPool(): Object 0x1e5950 of class UIImage autoreleased with no pool in place - just leaking
//为什么每一次执行到下面这句话就会在all output中显示:
/*
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextSaveGState: invalid context 0x0
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextSetBlendMode: invalid context 0x0
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextSetAlpha: invalid context 0x0
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextTranslateCTM: invalid context 0x0
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextScaleCTM: invalid context 0x0
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextDrawImage: invalid context 0x0
Thu Aug 30 18:41:14 homewell test[1377] <Error>: CGContextRestoreGState: invalid context 0x0
*/
[drawimage drawInRect:imagerect];
CGImageRelease(imageref);
UIImage *image=[UIImage imageWithData:data];