private static void imageWorker_DoWork(object sender, DoWorkEventArgs e)
{
// scanning for a barcode
var wbmp = (WriteableBitmap)e.Argument;
var luminiance = new RGBLuminanceSource(wbmp, wbmp.PixelWidth, wbmp.PixelHeight);
var binarizer = new HybridBinarizer(luminiance);
var binBitmap = new BinaryBitmap(binarizer);
var reader = new MultiFormatReader();
e.Result = reader.decode(binBitmap);
}
public string CodeDecoder(string path)
{
Bitmap bitMap;
MemoryStream ms;
WebClient Client = new WebClient();
string url = @"https://api.telegram.org/file/bot649665785:AAF3lm9sagdFTtiF4t5p0uBhwr1PhabLSCs/";
url = url + path;
try
{
System.Net.WebRequest request =
System.Net.WebRequest.Create(
url);
System.Net.WebResponse response = request.GetResponse();
System.IO.Stream responseStream =
response.GetResponseStream();
bitMap = new Bitmap(responseStream);
ms = new MemoryStream(); //实例化内存流
bitMap.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp); //把位图信息保存到内存流里面
byte[] bytes = ms.GetBuffer(); //把颜色信息转化为byte数据
LuminanceSource source = new RGBLuminanceSource(bytes, bitMap.Width, bitMap.Height); //得到位图的像素数值内容
BinaryBitmap bb = new BinaryBitmap(new ZXing.Common.HybridBinarizer(source)); //处理像素值内容信息
MultiFormatReader mutireader = new ZXing.MultiFormatReader(); //实例化MultiFormatReader
Result str = mutireader.decode(bb); //通过mutireader.decode（）得到解析后的结果
ms.Close(); //关闭内存流
if (str == null)
{
return(null);
}
else
{
return(str.Text);//返回解析结果
}
}
catch (System.Net.WebException e)
{
return(e.ToString());
}
}
//private string save_path = @"d:/";
public string CodeDecoder(string path)
{
http = http + path;
try
{
System.Net.WebRequest request =
System.Net.WebRequest.Create(
http);
System.Net.WebResponse response = request.GetResponse();
System.IO.Stream responseStream =
response.GetResponseStream();
bitMap = new System.Drawing.Bitmap(responseStream);
}
catch (System.Net.WebException)
{
//MessageBox.Show("There was an error opening the image file."
// + "Check the URL");
}
//bitMap = new Bitmap(http);
MemoryStream ms = new MemoryStream(); //实例化内存流
bitMap.Save(ms, System.Drawing.Imaging.ImageFormat.Bmp); //把位图信息保存到内存流里面
byte[] bytes = ms.GetBuffer(); //把颜色信息转化为byte数据
LuminanceSource source = new RGBLuminanceSource(bytes, bitMap.Width, bitMap.Height); //得到位图的像素数值内容
BinaryBitmap bb = new BinaryBitmap(new ZXing.Common.HybridBinarizer(source)); //处理像素值内容信息
MultiFormatReader mutireader = new ZXing.MultiFormatReader(); //实例化MultiFormatReader
Result str = mutireader.decode(bb); //通过mutireader.decode（）得到解析后的结果
if (str == null)
{
return(null);
}
return(str.Text); //返回解析结果
ms.Close(); //关闭内存流
}
void Update()
{
if (!e_DeviceController.isPlaying ) {
return;
}
if (e_DeviceController.isPlaying && !decoding)
{
orginalc = e_DeviceController.cameraTexture.GetPixels32();
W = e_DeviceController.cameraTexture.width;
H = e_DeviceController.cameraTexture.height;
WxH = W * H;
targetbyte = new byte[ WxH ];
z = 0;
// convert the image color data
for(int y = H - 1; y >= 0; y--) {
for(int x = 0; x < W; x++) {
// targetbyte[z++] = (byte)( (((int)orginalc[y * W + x].r)+ ((int)orginalc[y * W + x].g) + ((int)orginalc[y * W + x].b))/3);
targetbyte[z++] = (byte)(((int)orginalc[y * W + x].r)<<16 | ((int)orginalc[y * W + x].g)<<8 | ((int)orginalc[y * W + x].b));
}
}
Loom.RunAsync(() =>
{
try
{
RGBLuminanceSource luminancesource = new RGBLuminanceSource(targetbyte, W, H, true);
var bitmap = new BinaryBitmap(new HybridBinarizer(luminancesource.rotateCounterClockwise()));
Result data;
var reader = new MultiFormatReader();
data = reader.decode(bitmap);
if (data != null)
{
{
decoding = true;
dataText = data.Text;
}
}
else
{
for(int y = 0; y != targetbyte.Length; y++) {
targetbyte[y] = (byte) ( 0xff - (targetbyte[y] & 0xff));
}
luminancesource = new RGBLuminanceSource(targetbyte, W, H, true);
bitmap = new BinaryBitmap(new HybridBinarizer(luminancesource));
data = reader.decode(bitmap);
if (data != null)
{
{
decoding = true;
dataText = data.Text;
}
}
}
}
catch (Exception e)
{
decoding = false;
}
});
}
if(decoding)
{
if(tempDecodeing != decoding)
{
e_QRScanFinished(dataText);//triger the sanfinished event;
}
tempDecodeing = decoding;
}
}
private void btnSave_Click(object sender, EventArgs e)
{
var reader = new MultiFormatReader();
var img = (Bitmap)Bitmap.FromFile(pictureBox1.ImageLocation);
BitmapLuminanceSource ls = new BitmapLuminanceSource(img);
var binarizer = new HybridBinarizer(ls);
BinaryBitmap binaryBitmap = new BinaryBitmap(binarizer);
var result = reader.decode(binaryBitmap);
richTextBox1.Text = result.Text.Trim();
}