Created
December 2, 2014 11:07
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カメラで撮った写真が勝手に90度回転するのを戻す
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| // 勝手に90度回転するのを元に戻す | |
| // cf. http://blog.katty.in/105 | |
| - (UIImage *)fixImageRotation:(UIImage *)originalImage | |
| { | |
| if(originalImage.imageOrientation != UIImageOrientationUp){ | |
| UIGraphicsBeginImageContextWithOptions(originalImage.size, NO, originalImage.scale); | |
| [originalImage drawInRect:(CGRect){0, 0, originalImage.size}]; | |
| originalImage = UIGraphicsGetImageFromCurrentImageContext(); | |
| UIGraphicsEndImageContext(); | |
| } | |
| return originalImage; | |
| } |
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iPhoneカメラで撮影した画像のUIImageからCGImageを取り出すと90度傾く問題の解決法 より