TextAnalyzer.kt

class TextAnalyzer(private val onTextDetected: (MLText) -> Unit) : ImageAnalysis.Analyzer {
    private val  setting = MLLocalTextSetting.Factory()
        .setOCRMode(MLLocalTextSetting.OCR_TRACKING_MODE)
        .setLanguage("en")
        .create()

    private val analyzer =  MLAnalyzerFactory.getInstance().getLocalTextAnalyzer(setting)
    
    @SuppressLint("UnsafeOptInUsageError")
    override fun analyze(imageProxy: ImageProxy) {

        imageProxy.image?.let { image ->
            analyzer.asyncAnalyseFrame(MLFrame.fromMediaImage(image, imageProxy.imageInfo.rotationDegrees))
                .addOnSuccessListener { mlText ->
                    mlText?.let {
                        onTextDetected.invoke(it)
                    }
                    imageProxy.close()
                }.addOnFailureListener {
                    imageProxy.close()
                }
        }
    }
}