https://developer.apple.com/downloads/index.action?name=WWDC%202013 下のiOS_UIImageEffects プロジェクトをダウンロード、UIImage+ImageEffects.hとUIImage+ImageEffects.mを自分のプロジェクトにコッピー. あとはmethodを呼ぶだけ. switch (self.imageIndex) { case 0: //普通 effectImage = self.image; break; case 1: //ガラス風 effectImage = [self.image applyLightEffect]; break; case 2: // applyLightEffectより透明度が下がる effectImage = [self.image applyExtraLightE
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