ALAssetsLibrary读取相册里面的图片
self.m_library=[[ALAssetsLibraryalloc]init];然后设置 NSUIntegertype=ALAssetsGroupLibrary|ALAssetsGroupAlbum|ALAssetsGroupEvent| ALAssetsGroupFaces|ALAsse...
self.m_library=[[ALAssetsLibraryalloc]init];然后设置 NSUIntegertype=ALAssetsGroupLibrary|ALAssetsGroupAlbum|ALAssetsGroupEvent| ALAssetsGroupFaces|ALAsse...