实现 相机 底部 bar 自定义。让 相机 显示为全屏

#define CAMERA_TRANSFORM  1.24299

p_w_picpathPickerController= [[UIImagePickerController alloc]init];

if([UIImagePickerControllerisSourceTypeAvailable:UIImagePickerControllerSourceTypeCamera]) {

p_w_picpathPickerController.sourceType =UIImagePickerControllerSourceTypeCamera;

NSArray *temp_MediaTypes = [UIImagePickerControlleravailableMediaTypesForSourceType:p_w_picpathPickerController.sourceType];

p_w_picpathPickerController.mediaTypes = temp_MediaTypes;

p_w_picpathPickerController.delegate =self;

p_w_picpathPickerController.allowsEditing =YES;

//隐藏相机底部bar

p_w_picpathPickerController.showsCameraControls =NO;

p_w_picpathPickerController.toolbarHidden =YES;

p_w_picpathPickerController.navigationBarHidden =YES;

p_w_picpathPickerController.wantsFullScreenLayout =YES;

//让相机显示全屏

p_w_picpathPickerController.cameraViewTransform =CGAffineTransformScale(p_w_picpathPickerController.cameraViewTransform,

CAMERA_TRANSFORM,CAMERA_TRANSFORM);

   }