1、通過調用系統頭拍照,然后寫入文件的時間: 2010-06-08 16:50 點擊:540 次如果您的App 里需要獲得由系統自帶的照相機、機和所生成的文件?？梢越梃b以下代碼來調用頭拍照或者的功能，并把獲得的數據直接寫入到文件。 /這一段是如果您的 App 里需要獲得由系統自帶的照相機、機和所生成的文的功能，并把獲得的件?？梢越梃b以下代碼來調用數據直接寫入到文件。頭拍照或者/這一段是,點擊一個 takcture 按鈕的操作.- (IBAction)takcture:(id)sender UIImag init;ckerController *picker = UIImagckerControll

2、er allocif(UIImagckerController isSourceTypeAvailable:UIImagckerControllerSourceTypeCamera) picker.sourceType = UIImagckerControllerSourceTypeCamera; NSArray *temp_MediaTypes = UIImagckerController availableMediaTypesForSourceTyppicker.mediaTypes picker.delegate =cker.sourceType;= temp_MediaTypes; s

3、elf;picker.allowsImageEditing = YES;self presentModalViewControll picker release;icker animated:YES;/下面兩個函數是遵守 UIImagckerControllerDelegate 這個協議所實現的類.這樣就能夠完整的實現,獲取或者,然后寫入文件的過程. ckerController *)picker didFi*)info- (void)imagckerController:(UIImagnishPickingMediaWithInfo:(NSDictionaryNSString *mediaT

4、ype = info objectForKey:UIImag ediaType;ckerControllerMBOOL sucs;NSFileManager *fileManager = NSFileManager defaultManager; NSError *error;NSArray *paths rectory, NSUserNSString *=NSSearchPathForDirectoriesIn Mask, YES);sDirectory = paths objecs(NSDiIndex:0;if (mediaTypeisEqualToString:public.image)

5、UIImage *image = info objectForKey:UIImag EditedImage;NSLog(found an image);ckerControllerNSString *imageFile = ponent:temp.jpg;NSLog(%, imageFile);sDirectory stringByAppendingPasucs= fileManager fileExistsAtPath:imageFile;s) s = fileManager removeItemAtPath:imageFile error:&if(sucsucerror;imageView

6、.image = image;UIImageJPEGRepresen atomically:YES;ion(image, 1.0f) writeToFile:imageFile/SETIMAGE(image);/CFShow(NSFileManager defaultManager directoryContentsAtPath:NSHomeDirectory() stringByAppendingString:/else if(mediaType isEqualToString:public.movie)s);NSURL *ediaURL;URL=info objectForKey:UIIm

7、agckerControllerMNSLog(%, NSLog(found aURL););= NSData dataWithContentsOfURL:NSData *DataURL;/*/NSString *File = sDirectory stringByAppendingPaponent:temp.mov; NSLog(%,File);sucs= fileManager fileExistsAtPath:s) s = fileManager removeItemAtPath:File;if(sucsucFile error:&error;Data writeToFile:File atomically:YES;/CFShow(NSFileManager defaultManager directoryContentsAtPath:NSHomeDirectory() stringByAppendingString:/s);/NSLog(URL);picker dismissModalViewControllerAnimated:YES;- (void)imag ker ckerControllerDidCancel:(UIImagckerController *)