SBSDKTextOrientationRecognizer
@interface SBSDKTextOrientationRecognizer : NSObject
A class, that determines orientation of text on the image. Initialization of this class can be resource-intensive, so in case you want to analyze multiple images, it is better to create instance of SBSDKTextOrientationRecognizer once and use it multiple times.
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Synchronously recognizes text orientation on the image.
Declaration
Objective-C
- (SBSDKTextOrientation)textOrientationForImage:(UIImage *)image;
Swift
func textOrientation(for image: UIImage!) -> SBSDKTextOrientation
Parameters
image
An image to recognize text on it.
Return Value
A SBSDKTextOrientation containing the result of the orientation recognition.
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Synchronously recognizes text orientation on the image.
Declaration
Objective-C
- (SBSDKTextOrientation)textOrientationForImage:(UIImage *)image withConfidence:(float)requestedConfidence;
Swift
func textOrientation(for image: UIImage!, withConfidence requestedConfidence: Float) -> SBSDKTextOrientation
Parameters
image
An image to recognize text on it.
requestedConfidence
Minimum confidence level of orientation recognition. A value of 2 is a good quality. If the confidence of recognition will be lower, then confidence parameter,
SBSDKTextOrientationLowConfidence
will be returned. Setting it to 0 or lower will be the same, as callinggetTextOrientationForImage:
.Return Value
A SBSDKTextOrientation containing the result of the orientation recognition.