Android Scanbot SDK API reference/io.scanbot.sdk.textpattern/TextPatternScannerFrameHandler

TextPatternScannerFrameHandler

class TextPatternScannerFrameHandler(textPatternScanner: TextPatternScanner) : FrameHandler

Performs pattern text scanning on camera preview frames. Outputs results via TextPatternScannerFrameHandler.ResultHandler.

Preview frame considered intercepted if at least one TextPatternScannerFrameHandler.ResultHandler returns true from TextPatternScannerFrameHandler.ResultHandler.handle

See also

Constructors

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constructor(textPatternScanner: TextPatternScanner)

Types

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object Companion
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fun interface ResultHandler : BaseResultHandler<TextPatternScannerResult, SdkLicenseError>

Continuously notified about text scanning results.

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abstract class TextPatternScannerResultHandler : TextPatternScannerFrameHandler.ResultHandler

Successor-class needed for cross-platform implementation.

Functions

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fun addResultHandler(resultHandler: TextPatternScannerFrameHandler.ResultHandler)

Registers result handler which will be notified about text scanning results.

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fun clearResultHandlers()

Unregisters all handlers. If nothing was registered before, nothing happens.

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@Synchronized
open override fun handleFrame(previewFrame: FrameHandler.Frame): Boolean

Invoked for every new camera preview frame.

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fun removeResultHandler(resultHandler: TextPatternScannerFrameHandler.ResultHandler)

Unregisters handler.