- (void)imagePickerController:(UIImagePickerController *)picker didFinishPickingImage:(UIImage *)selectedImage editingInfo:(NSDictionary *)editingInfo {      NSData *data;      if ([UIImagePickerController isSourceTypeAvailable:          UIImagePickerControllerSourceTypePhotoLibrary])  {          // Set source to the Photo Library          picker.sourceType =UIImagePickerControllerSourceTypePhotoLibrary;          if (selectedImage) {              // save image          }          if (pickerController == picker)  {//这里的条件随便你自己定义了              //**主要就是下面这句话，会让你继续回到take camera的页面              pickerController.sourceType =    UIImagePickerControllerSourceTypeCamera;           } else {              [picker dismissModalViewControllerAnimated:YES];          }      }  }