LoginSignup
37

More than 5 years have passed since last update.

【iOS】UIImageとNSString(Base64)の相互変換

Posted at

iOS7からは、Base64変換が非常に簡単になっています。

・UIImageからBase64型のNSStringへの変換

NSData* jpgData = [[NSData alloc] initWithData:UIImageJPEGRepresentation(image, 1.0f)];
NSString* jpg64Str = [jpgData base64EncodedStringWithOptions:NSDataBase64Encoding76CharacterLineLength];

・Base64型のNSStringからUIImageへの変換

NSString* jpgStr = [_post objectForKey:@"thumbnailPhoto"];
NSData *jpgData = [[NSData alloc] initWithBase64EncodedString:jpgStr
                                                          options:NSDataBase64DecodingIgnoreUnknownCharacters];

UIImage* image = [UIImage imageWithData:jpgData];

いやー、楽ですねw

Register as a new user and use Qiita more conveniently

  1. You get articles that match your needs
  2. You can efficiently read back useful information
  3. You can use dark theme
What you can do with signing up
37