protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
Window.SetFlags(WindowManagerFlags.KeepScreenOn, WindowManagerFlags.KeepScreenOn);
SetContentView(Resource.Layout.OCRActivity);
InitLicensePlateResultView();
scanView = FindViewById <AnylineOcrScanView>(Resource.Id.ocr_scan_view);
scanView.SetConfigFromAsset("LicensePlateConfig.json");
/*scanView.CopyTrainedData("tessdata/GL-Nummernschild-Mtl7_uml.traineddata", "8ea050e8f22ba7471df7e18c310430d8");
* scanView.CopyTrainedData("tessdata/Arial.traineddata", "9a5555eb6ac51c83cbb76d238028c485");
* scanView.CopyTrainedData("tessdata/Alte.traineddata", "f52e3822cdd5423758ba19ed75b0cc32");*/
scanView.CopyTrainedData("tessdata/GL-Nummernschild-Mtl7_uml.traineddata",
"8ea050e8f22ba7471df7e18c310430d8");
scanView.CopyTrainedData("tessdata/Arial.traineddata", "9a5555eb6ac51c83cbb76d238028c485");
scanView.CopyTrainedData("tessdata/Alte.traineddata", "f52e3822cdd5423758ba19ed75b0cc32");
scanView.CopyTrainedData("tessdata/deu.traineddata", "2d5190b9b62e28fa6d17b728ca195776");
SetOcrConfig(scanView);
scanView.InitAnyline(MainActivity.LicenseKey, this);
scanView.CameraOpened += (s, e) => { Log.Debug(TAG, "Camera opened successfully. Frame resolution " + e.Width + " x " + e.Height); };
scanView.CameraError += (s, e) => { Log.Error(TAG, "OnCameraError: " + e.Event.Message); };
}
protected override void OnCreate(Bundle bundle)
{
Window.SetFlags(WindowManagerFlags.KeepScreenOn, WindowManagerFlags.KeepScreenOn);
base.OnCreate(bundle);
SetContentView(Resource.Layout.OCRActivity);
_scanView = FindViewById <AnylineOcrScanView>(Resource.Id.ocr_scan_view);
//set up the voucher code result view
InitVoucherCodeResultView();
_scanView.SetConfigFromAsset("VoucherCodeConfig.json");
_scanView.CopyTrainedData("tessdata/anyline_capitals.traineddata", "cee65c74833eb85e3c31e213b25e72a2");
SetOcrConfig(_scanView);
// set the focus config
_scanView.FocusConfig = new FocusConfig.Builder()
.SetDefaultMode(Camera.Parameters.FocusModeContinuousVideo)
.SetEnableFocusOnTouch(true) // enable focus on touch functionality
.Build();
_scanView.InitAnyline(MainActivity.LicenseKey, this);
_scanView.CameraOpened += (s, e) => { Log.Debug(TAG, "Camera opened successfully. Frame resolution " + e.Width + " x " + e.Height); };
_scanView.CameraError += (s, e) => { Log.Error(TAG, "OnCameraError: " + e.Event.Message); };
}
private static void SetOcrConfig(AnylineOcrScanView scanView)
{
//Configure the OCR for License Plates
AnylineOcrConfig anylineOcrConfig = new AnylineOcrConfig();
anylineOcrConfig.CustomCmdFile = "license_plates.ale";
scanView.SetAnylineOcrConfig(anylineOcrConfig);
}
private static void SetOcrConfig(AnylineOcrScanView scanView)
{
//Configure the OCR for Driver Licenses
AnylineOcrConfig anylineOcrConfig = new AnylineOcrConfig();
anylineOcrConfig.CustomCmdFile = "anyline_austrian_driver_license.ale";
anylineOcrConfig.SetLanguages("tessdata/eng_no_dict.traineddata", "tessdata/deu.traineddata");
scanView.SetAnylineOcrConfig(anylineOcrConfig);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
ActionBar.SetHomeButtonEnabled(true);
ActionBar.SetDisplayHomeAsUpEnabled(true);
SetTitle(Resource.String.scan_iban);
Window.SetFlags(WindowManagerFlags.KeepScreenOn, WindowManagerFlags.KeepScreenOn);
SetContentView(Resource.Layout.OCRActivity);
_scanView = FindViewById <AnylineOcrScanView>(Resource.Id.ocr_scan_view);
//set up the iban result view
InitIbanResultView();
_scanView.SetConfigFromAsset("IbanConfig.json");
// as of 3.20, use AnylineOcrConfig.SetLanguages(...) instead of CopyTraineddata and SetTesseractLanguages
//_scanView.CopyTrainedData("tessdata/eng_no_dict.traineddata", "d142032d86da1be4dbe22dce2eec18d7");
//_scanView.CopyTrainedData("tessdata/deu.traineddata", "2d5190b9b62e28fa6d17b728ca195776");
SetOcrConfig(_scanView);
// set an individual focus configuration for this example
FocusConfig focusConfig = new FocusConfig.Builder()
.SetDefaultMode(Camera.Parameters.FocusModeAuto) // set default focus mode to be auto focus
.SetAutoFocusInterval(8000) // set an interval of 8 seconds for auto focus
.SetEnableFocusOnTouch(true) // enable focus on touch functionality
.SetEnablePhaseAutoFocus(true) // enable phase focus for faster focusing on new devices
.SetEnableFocusAreas(true) // enable focus areas to coincide with the cutout
.Build();
_scanView.SetFocusConfig(focusConfig);
_scanView.SetUseMaxFpsRange(true);
// set sports scene mode to try and bump up the fps count even more
_scanView.SetSceneMode(Camera.Parameters.SceneModeSports);
_scanView.InitAnyline(MainActivity.LicenseKey, this);
_scanView.CameraOpened += (s, e) => { Log.Debug(TAG, "Camera opened successfully. Frame resolution " + e.Width + " x " + e.Height); };
_scanView.CameraError += (s, e) => { Log.Error(TAG, "OnCameraError: " + e.Event.Message); };
}
private void SetOcrConfig(AnylineOcrScanView scanView)
{
//Configure the OCR for IBANs
AnylineOcrConfig anylineOcrConfig = new AnylineOcrConfig();
// use the line mode (line length and font may vary)
anylineOcrConfig.SetScanMode(AnylineOcrConfig.ScanMode.Auto);
// SetTesseractLanguages is obsolete as of 3.20. Use SetLanguages instead
//anylineOcrConfig.SetTesseractLanguages("anyline_capitals");
anylineOcrConfig.SetLanguages("tessdata/anyline_capitals.traineddata");
// allow only capital letters and numbers
anylineOcrConfig.CharWhitelist = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
// a simple regex for a basic validation of the IBAN, results that don't match this, will not be returned
// (full validation is more complex, as different countries have different formats)
anylineOcrConfig.ValidationRegex = "[A-Z0-9]{8}$";
/*
*
* // since we use the new OCR auto mode, we don't need to set these parameters anymore!
*
* // set the height range the text can have
* anylineOcrConfig.MinCharHeight = 45;
* anylineOcrConfig.MaxCharHeight = 85;
*
* // The minimum confidence required to return a result, a value between 0 and 100.
* // (higher confidence means less likely to get a wrong result, but may be slower to get a result)
* anylineOcrConfig.MinConfidence = 85;
*
* // removes small contours (helpful in this case as no letters with small artifacts are allowed, like iצה�)
* anylineOcrConfig.RemoveSmallContours = true;
*
* // Experimental parameter to set the minimum sharpness (value between 0-100; 0 to turn sharpness detection off)
* // The goal of the minimum sharpness is to avoid a time consuming ocr step,
* // if the image is blurry and good results are therefore not likely.
* anylineOcrConfig.MinSharpness = 60;
*
* // scan white text on black backgroundd
* anylineOcrConfig.IsBrightTextOnDark = true;
*/
// set the ocr config
scanView.SetAnylineOcrConfig(anylineOcrConfig);
}
protected override void OnCreate(Bundle bundle)
{
base.OnCreate(bundle);
ActionBar.SetHomeButtonEnabled(true);
ActionBar.SetDisplayHomeAsUpEnabled(true);
SetTitle(Resource.String.scan_bottlecaps);
Window.SetFlags(WindowManagerFlags.KeepScreenOn, WindowManagerFlags.KeepScreenOn);
SetContentView(Resource.Layout.OCRActivity);
InitBottlecapResultView();
_scanView = FindViewById <AnylineOcrScanView>(Resource.Id.ocr_scan_view);
_scanView.SetConfigFromAsset("BottlecapViewConfig.json");
_scanView.CopyTrainedData("tessdata/bottlecap.traineddata", "a8224bfaf4d2085f5b0de7018dee29eb");
SetOcrConfig(_scanView);
// set an individual focus configuration for this example
FocusConfig focusConfig = new FocusConfig.Builder()
.SetDefaultMode(Camera.Parameters.FocusModeAuto) // set default focus mode to be auto focus
.SetAutoFocusInterval(8000) // set an interval of 8 seconds for auto focus
.SetEnableFocusOnTouch(true) // enable focus on touch functionality
.SetEnablePhaseAutoFocus(true) // enable phase focus for faster focusing on new devices
.SetEnableFocusAreas(true) // enable focus areas to coincide with the cutout
.Build();
_scanView.SetFocusConfig(focusConfig);
_scanView.SetUseMaxFpsRange(true);
// set sports scene mode to try and bump up the fps count even more
_scanView.SetSceneMode(Camera.Parameters.SceneModeSports);
_scanView.InitAnyline(MainActivity.LicenseKey, this);
_scanView.CameraOpened += (s, e) => { Log.Debug(TAG, "Camera opened successfully. Frame resolution " + e.Width + " x " + e.Height); };
_scanView.CameraError += (s, e) => { Log.Error(TAG, "OnCameraError: " + e.Event.Message); };
}
private void SetOcrConfig(AnylineOcrScanView scanView)
{
//Configure the OCR for IBANs
AnylineOcrConfig anylineOcrConfig = new AnylineOcrConfig();
// use the auto mode
anylineOcrConfig.SetScanMode(AnylineOcrConfig.ScanMode.Auto);
// set the languages used for OCR
anylineOcrConfig.SetTesseractLanguages("eng_no_dict", "deu");
// allow only capital letters and numbers
anylineOcrConfig.CharWhitelist = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
// a simple regex for a basic validation of the IBAN, results that don't match this, will not be returned
// (full validation is more complex, as different countries have different formats)
anylineOcrConfig.ValidationRegex = "^[A-Z]{2}([0-9A-Z]\\s*){13,32}$";
/*
*
* // since we use the new OCR auto mode, we don't need to set these parameters anymore!
*
* // set the height range the text can have
* anylineOcrConfig.MinCharHeight = 20; //note: if you set this too low, it tries to find all the small letters too
* anylineOcrConfig.MaxCharHeight = 60;
*
* // The minimum confidence required to return a result, a value between 0 and 100.
* // (higher confidence means less likely to get a wrong result, but may be slower to get a result)
* anylineOcrConfig.MinConfidence = 65;
*
* // removes small contours (helpful in this case as no letters with small artifacts are allowed, like iצה�)
* anylineOcrConfig.RemoveSmallContours = true;
*
* // Experimental parameter to set the minimum sharpness (value between 0-100; 0 to turn sharpness detection off)
* // The goal of the minimum sharpness is to avoid a time consuming ocr step,
* // if the image is blurry and good results are therefore not likely.
* anylineOcrConfig.MinSharpness = 66;
*/
// set the ocr config
scanView.SetAnylineOcrConfig(anylineOcrConfig);
}
private static void SetOcrConfig(AnylineOcrScanView scanView)
{
//Configure the OCR for IBANs
AnylineOcrConfig anylineOcrConfig = new AnylineOcrConfig();
anylineOcrConfig.SetScanMode(AnylineOcrConfig.ScanMode.Grid);
anylineOcrConfig.SetTesseractLanguages("bottlecap");
anylineOcrConfig.CharWhitelist = "ABCDEFGHIJKLMNOPQRSTUVWXYZ1234567890";
anylineOcrConfig.MinCharHeight = 14;
anylineOcrConfig.MaxCharHeight = 65;
anylineOcrConfig.MinConfidence = 75;
anylineOcrConfig.ValidationRegex = "^[0-9A-Z]{3}\n[0-9A-Z]{3}\n[0-9A-Z]{3}";
anylineOcrConfig.CharCountX = 3;
anylineOcrConfig.CharCountY = 3;
anylineOcrConfig.CharPaddingXFactor = .3;
anylineOcrConfig.CharPaddingYFactor = .5;
anylineOcrConfig.IsBrightTextOnDark = true;
scanView.SetAnylineOcrConfig(anylineOcrConfig);
}
