private void bw_DoWork(object sender, DoWorkEventArgs e)
{
Byte[] result = new Byte[10000];
BackgroundWorker worker = sender as BackgroundWorker;
ThreadArguments ta = e.Argument as ThreadArguments;
int resLen = Scanner.MWBscanGrayscaleImage(ta.pixels, ta.width, ta.height, result);
//ignore positive result if closing is in progress
if (isClosing)
{
resLen = -1;
}
if (resLen > 0 && resultDisplayed)
{
resLen = -1;
}
MWResult mwResult = null;
if (resLen > 0 && Scanner.MWBgetResultType() == Scanner.MWB_RESULT_TYPE_MW)
{
MWResults results = new MWResults(result);
if (results.count > 0)
{
mwResult = results.getResult(0);
result = mwResult.bytes;
}
}
if (lastTime != null && lastTime.Ticks > 0)
{
long timePrev = lastTime.Ticks;
long timeNow = DateTime.Now.Ticks;
long timeDifference = (timeNow - timePrev) / 10000;
//System.Diagnostics.Debug.WriteLine("frame time: {0}", timeDifference);
}
lastTime = DateTime.Now;
//ignore results shorter than 4 characters for barcodes with weak checksum
if (mwResult != null && mwResult.bytesLength > 4 || (mwResult != null && mwResult.bytesLength > 0 && mwResult.type != Scanner.FOUND_39 && mwResult.type != Scanner.FOUND_25_INTERLEAVED && mwResult.type != Scanner.FOUND_25_STANDARD))
{
Scanner.MWBsetDuplicate(mwResult.bytes, mwResult.bytesLength);
resultDisplayed = true;
String typeName = BarcodeHelper.getBarcodeName(mwResult);
Deployment.Current.Dispatcher.BeginInvoke(delegate()
{
BarcodeHelper.scannerResult = new ScannerResult();
BarcodeHelper.resultAvailable = true;
BarcodeHelper.scannerResult.code = mwResult.text;
BarcodeHelper.scannerResult.type = BarcodeHelper.getBarcodeName(mwResult);
BarcodeHelper.scannerResult.isGS1 = mwResult.isGS1;
if (mwResult.locationPoints != null) {
BarcodeHelper.scannerResult.location = "{\"p1\":{\"x\":" + floatToStrDot(mwResult.locationPoints.p1.x) + ", \"y\":" + floatToStrDot(mwResult.locationPoints.p1.y) + "},"
+ "\"p2\":{\"x\":" + floatToStrDot(mwResult.locationPoints.p2.x) + ", \"y\":" + floatToStrDot(mwResult.locationPoints.p2.y) + "},"
+ "\"p3\":{\"x\":" + floatToStrDot(mwResult.locationPoints.p3.x) + ", \"y\":" + floatToStrDot(mwResult.locationPoints.p3.y) + "},"
+ "\"p4\":{\"x\":" + floatToStrDot(mwResult.locationPoints.p4.x) + ", \"y\":" + floatToStrDot(mwResult.locationPoints.p4.y) + "}}";
}
else
{
BarcodeHelper.scannerResult.location = "false";
}
BarcodeHelper.scannerResult.imageWidth = mwResult.imageWidth;
BarcodeHelper.scannerResult.imageHeight = mwResult.imageHeight;
Byte[] binArray = new Byte[mwResult.bytesLength];
for (int i = 0; i < mwResult.bytesLength; i++)
binArray[i] = mwResult.bytes[i];
BarcodeHelper.scannerResult.bytes = binArray;
stopCamera();
string resultString = "{\"code\":" + JsonHelper.Serialize(BarcodeHelper.scannerResult.code) + ","
+ "\"type\":" + JsonHelper.Serialize(BarcodeHelper.scannerResult.type) + ","
+ "\"bytes\":" + JsonHelper.Serialize(BarcodeHelper.scannerResult.bytes) + ","
+ "\"isGS1\":" + JsonHelper.Serialize(BarcodeHelper.scannerResult.isGS1) + ","
+ "\"location\":" + BarcodeHelper.scannerResult.location + ","
+ "\"imageWidth\":" + BarcodeHelper.scannerResult.imageWidth + ","
+ "\"imageHeight\":" + BarcodeHelper.scannerResult.imageHeight
+ "}";
PluginResult pResult = new PluginResult(PluginResult.Status.OK, resultString);
pResult.KeepCallback = true;
MWBarcodeScanner.mwbScanner.DispatchCommandResult(pResult, MWBarcodeScanner.kallbackID);
if (param_CloseScannerOnDecode)
{
isClosing = true;
if (isPage) {
NavigationService.GoBack();
}
else
{
MWBarcodeScanner.mwbScanner.stopScanner("");
}
resultDisplayed = false;
}
isProcessing = false;
});
}
else
{
isProcessing = false;
}
activeThreads--;
}
private void bw_DoWork(object sender, DoWorkEventArgs e)
{
Byte[] result = new Byte[10000];
BackgroundWorker worker = sender as BackgroundWorker;
ThreadArguments ta = e.Argument as ThreadArguments;
int resLen = Scanner.MWBscanGrayscaleImage(ta.pixels, ta.width, ta.height, result);
//ignore positive result if closing is in progress
if (isClosing)
{
resLen = -1;
}
if (resLen > 0 && resultDisplayed)
{
resLen = -1;
}
MWResult mwResult = null;
if (resLen > 0 && Scanner.MWBgetResultType() == Scanner.MWB_RESULT_TYPE_MW)
{
MWResults results = new MWResults(result);
if (results.count > 0)
{
mwResult = results.getResult(0);
result = mwResult.bytes;
}
}
if (lastTime != null && lastTime.Ticks > 0)
{
long timePrev = lastTime.Ticks;
long timeNow = DateTime.Now.Ticks;
long timeDifference = (timeNow - timePrev) / 10000;
System.Diagnostics.Debug.WriteLine("frame time: {0}", timeDifference);
}
lastTime = DateTime.Now;
//ignore results shorter than 4 characters for barcodes with weak checksum
if (mwResult != null && mwResult.bytesLength > 4 || (mwResult != null && mwResult.bytesLength > 0 && mwResult.type != Scanner.FOUND_39 && mwResult.type != Scanner.FOUND_25_INTERLEAVED && mwResult.type != Scanner.FOUND_25_STANDARD))
{
resultDisplayed = true;
String typeName = BarcodeHelper.getBarcodeName(mwResult);
Deployment.Current.Dispatcher.BeginInvoke(delegate()
{
isClosing = true;
BarcodeHelper.scannerResult = new ScannerResult();
BarcodeHelper.resultAvailable = true;
BarcodeHelper.scannerResult.code = mwResult.text;
BarcodeHelper.scannerResult.type = BarcodeHelper.getBarcodeName(mwResult);
BarcodeHelper.scannerResult.isGS1 = mwResult.isGS1;
Byte[] binArray = new Byte[mwResult.bytesLength];
for (int i = 0; i < mwResult.bytesLength; i++)
binArray[i] = mwResult.bytes[i];
BarcodeHelper.scannerResult.bytes = binArray;
stopCamera();
NavigationService.GoBack();
isProcessing = false;
resultDisplayed = false;
});
}
else
{
isProcessing = false;
}
activeThreads--;
}