Overview
Describes a single element in a line of detected text.
An "element" is roughly equivalent to a space-separated "word" in most Latin-script languages.
Inherits GMVFeature.
Public Attributes | |
| NSString *const | GMVFeatureTypeFace |
| NSString *const | GMVFeatureTypeBarcode |
| NSString *const | GMVFeatureTypeTextBlock |
| NSString *const | GMVFeatureTypeTextLine |
| NSString *const | GMVFeatureTypeTextElement |
Property Summary | |
| NSString * | value |
| Text contained in this element, in string form. More... | |
| NSArray< NSValue * > * | cornerPoints |
| The four corner points of the text line, in clockwise order starting with the top left relative to the detected image in the view coordinate system. More... | |
| CGRect | bounds |
| The rectangle that holds the discovered feature relative to the detected image in the view coordinate system. More... | |
| NSString * | type |
| The type of feature that was discovered. More... | |
| BOOL | hasTrackingID |
| Indicates whether the object has a tracking ID. More... | |
| NSUInteger | trackingID |
| The tracking identifier of the feature. More... | |
Member Data Documentation
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inherited |
The discovered feature is a person’s face. Use the GMVFaceFeature class to get more information about the detected feature.
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inherited |
The discovered feature is a barcode. Use the GMVBarcodeFeature class to get more information about the detected feature.
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inherited |
The discovered feature is a text block. Use the GMVTextBlockFeature class to get more information about the detected feature.
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inherited |
The discovered feature is a text line. Use the GMVTextLineFeature class to get more information about the detected feature.
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inherited |
The discovered feature is a text element. Use the GMVTextElementFeature class to get more information about the detected feature.
Property Detail
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readatomiccopy |
Text contained in this element, in string form.
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readatomiccopy |
The four corner points of the text line, in clockwise order starting with the top left relative to the detected image in the view coordinate system.
These are CGPoints boxed in NSValues.
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readatomicassigninherited |
The rectangle that holds the discovered feature relative to the detected image in the view coordinate system.
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readatomiccopyinherited |
The type of feature that was discovered.
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readatomicassigninherited |
Indicates whether the object has a tracking ID.
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readatomicassigninherited |
The tracking identifier of the feature.
This ID is not associated with a specific feature but identifies the same element among consecutive video frames.