/// <summary>
/// 保存扫描的申请单
/// </summary>
/// <param name="bmp"></param>
/// <returns></returns>
private bool SaveScanImg(Bitmap bmp)
{
//创建一个扫描图像类
ScanData oneScan = new ScanData();
oneScan.申请ID = _str申请ID;
oneScan.扫描ID = SqlHelper.GetNumGuid().ToString();
oneScan.扫描信息.存储ID = 存储ID;
oneScan.扫描信息.扫描人 = 扫描人;
oneScan.扫描信息.扫描时间 = _scanModel.GetServerDate();
oneScan.扫描信息.文件名 = Guid.NewGuid().ToString("N");
oneScan.扫描信息.申请日期 = 申请日期;
oneScan.扫描信息.CopyBasePro(oneScan);
try
{
//保存临时文件
var eps = new System.Drawing.Imaging.EncoderParameters(1);
var ep = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 85L);
eps.Param[0] = ep;
var jpsEncoder = GetEncoder(ImageFormat.Jpeg);
FTPFileHelp ftpHelper = new FTPFileHelp();
initFTP(_dbQuery, 存储ID, out ftpHelper);
string vPath = ftpHelper.VPath + "//" + oneScan.扫描信息.申请日期.ToString("yyyyMMdd") + "//" + oneScan.申请ID + "//apply//";
string tmpFile = System.Windows.Forms.Application.StartupPath + @"\Temp" + vPath.Replace("//", "\\");
if (Directory.Exists(tmpFile) == false)
{
Directory.CreateDirectory(tmpFile);
}
tmpFile = tmpFile + oneScan.扫描信息.文件名 + ".jpg";
bmp.Save(tmpFile, jpsEncoder, eps);
//释放资源
ep.Dispose();
eps.Dispose();
//上传FTP
FileInfo fi = new FileInfo(tmpFile);
ftpHelper.MakeDirectory(vPath);
if (ftpHelper.FileUpLoad(vPath + oneScan.扫描信息.文件名 + ".jpg", fi) == true)
{
//存入数据库
_scanModel.SaveScanImage(oneScan);
}
else
{
return(false);
}
//ftpHelper.disConnect(); 没有关闭连接的方法吗？
}
catch (Exception ex)
{
MsgBox.ShowException(ex, this);
}
return(true);
}
public static bool RewriteImage(Bitmap sourceBitmap, string saveFilePath)
{
if (sourceBitmap != null)
{
EncoderParameter qualityParam = new EncoderParameter(Encoder.Quality, 90L);
ImageCodecInfo jpegCodec = GetEncoderInfo("image/png");
EncoderParameters encoderParams = new EncoderParameters(1);
encoderParams.Param[0] = qualityParam;
sourceBitmap.Save(saveFilePath, jpegCodec, encoderParams);
qualityParam.Dispose();
return true;
}
return false;
}
public static void CreateThumbnail(string sourceFilename, string destFilename, int width, int height)
{
System.Drawing.Image image = System.Drawing.Image.FromFile(sourceFilename);
if (image.Width <= width && image.Height <= height)
{
System.IO.File.Copy(sourceFilename, destFilename, true);
image.Dispose();
}
else
{
int width2 = image.Width;
int height2 = image.Height;
float num = (float)height / (float)height2;
if ((float)width / (float)width2 < num)
{
num = (float)width / (float)width2;
}
width = (int)((float)width2 * num);
height = (int)((float)height2 * num);
System.Drawing.Image image2 = new System.Drawing.Bitmap(width, height);
System.Drawing.Graphics graphics = System.Drawing.Graphics.FromImage(image2);
graphics.Clear(System.Drawing.Color.White);
graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
graphics.DrawImage(image, new System.Drawing.Rectangle(0, 0, width, height), new System.Drawing.Rectangle(0, 0, width2, height2), System.Drawing.GraphicsUnit.Pixel);
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters();
System.Drawing.Imaging.EncoderParameter encoderParameter = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, 100L);
encoderParameters.Param[0] = encoderParameter;
System.Drawing.Imaging.ImageCodecInfo[] imageEncoders = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.ImageCodecInfo encoder = null;
for (int i = 0; i < imageEncoders.Length; i++)
{
if (imageEncoders[i].FormatDescription.Equals("JPEG"))
{
encoder = imageEncoders[i];
break;
}
}
image2.Save(destFilename, encoder, encoderParameters);
encoderParameters.Dispose();
encoderParameter.Dispose();
image.Dispose();
image2.Dispose();
graphics.Dispose();
}
}
public static void CreateThumbnail(string sourceFilename, string destFilename, int width, int height)
{
Image image = Image.FromFile(sourceFilename);
if ((image.Width <= width) && (image.Height <= height))
{
File.Copy(sourceFilename, destFilename, true);
image.Dispose();
}
else
{
int num = image.Width;
int num2 = image.Height;
float num3 = ((float)height) / ((float)num2);
if ((((float)width) / ((float)num)) < num3)
{
num3 = ((float)width) / ((float)num);
}
width = (int)(num * num3);
height = (int)(num2 * num3);
Image image2 = new Bitmap(width, height);
Graphics graphics = Graphics.FromImage(image2);
graphics.Clear(Color.White);
graphics.InterpolationMode = InterpolationMode.HighQualityBicubic;
graphics.SmoothingMode = SmoothingMode.HighQuality;
graphics.DrawImage(image, new Rectangle(0, 0, width, height), new Rectangle(0, 0, num, num2), GraphicsUnit.Pixel);
EncoderParameters encoderParams = new EncoderParameters();
EncoderParameter parameter = new EncoderParameter(Encoder.Quality, 100L);
encoderParams.Param[0] = parameter;
ImageCodecInfo[] imageEncoders = ImageCodecInfo.GetImageEncoders();
ImageCodecInfo encoder = null;
for (int i = 0; i < imageEncoders.Length; i++)
{
if (imageEncoders[i].FormatDescription.Equals("JPEG"))
{
encoder = imageEncoders[i];
break;
}
}
image2.Save(destFilename, encoder, encoderParams);
encoderParams.Dispose();
parameter.Dispose();
image.Dispose();
image2.Dispose();
graphics.Dispose();
}
}
public void Execute(CommandContext context)
{
Bitmap bitmap = null;
EncoderParameters encoderParams = null;
EncoderParameter parameter = null;
try
{
var temp = Environment.GetEnvironmentVariable("TEMP");
var picPath = temp + "\\" + Guid.NewGuid() + ".bmp";
var webcam = new WebCamUtility(context.Handle, 600, 480);
webcam.StartWebCam();
webcam.GrabImage(context.Handle, picPath);
webcam.CloseWebcam();
bitmap = new Bitmap(picPath);
var codecInfo = GetCodecInfo("image/jpeg");
var quality = Encoder.Quality;
encoderParams = new EncoderParameters(1);
const long num = 0x5fL;
parameter = new EncoderParameter(quality, num);
encoderParams.Param[0] = parameter;
var newPicPath = picPath.Replace("bmp", "jpg");
bitmap.Save(newPicPath, codecInfo, encoderParams);
if (context.SendPhotoByEmail)
{
SendComment(context, "#PCң����#���ڷ������WebCamץ�ĵ����ָ��Email�У����һ��ȥ���ա�");
SendPhotoByEmail(context, newPicPath);
}
else
{
SendComment(context, "#PCң����#�����ϴ����WebCamץ�ģ�һ�Ὣ�����������������С�");
context.WeiboService.SendWeiboWithPicture("������ʹ��#PCң����#�����ҵ�WebCamץ�� " + DateTime.Now.ToLongTimeString(), newPicPath);
}
}
finally
{
if (parameter != null) parameter.Dispose();
if (encoderParams != null) encoderParams.Dispose();
if (bitmap != null) bitmap.Dispose();
}
}
public static byte[] CompressionImage(Stream fileStream, long quality)
{
using (System.Drawing.Image img = System.Drawing.Image.FromStream(fileStream))
{
using (Bitmap bitmap = new Bitmap(img))
{
ImageCodecInfo CodecInfo = GetEncoder(img.RawFormat);
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
EncoderParameters myEncoderParameters = new EncoderParameters(1);
EncoderParameter myEncoderParameter = new EncoderParameter(myEncoder, quality);
myEncoderParameters.Param[0] = myEncoderParameter;
using (MemoryStream ms = new MemoryStream())
{
bitmap.Save(ms, CodecInfo, myEncoderParameters);
myEncoderParameters.Dispose();
myEncoderParameter.Dispose();
return ms.ToArray();
}
}
}
}
static byte[] CaptureWebPageBytesP(string body, int width, int height)
{
byte[] data;
using (WebBrowser web = new WebBrowser())
{
web.ScrollBarsEnabled = false; // no scrollbars
web.ScriptErrorsSuppressed = true; // no errors
web.DocumentText = body;
while (web.ReadyState != System.Windows.Forms.WebBrowserReadyState.Complete)
System.Windows.Forms.Application.DoEvents();
web.Width = web.Document.Body.ScrollRectangle.Width;
web.Height = web.Document.Body.ScrollRectangle.Height;
// a bitmap that we will draw to
using (System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(web.Width, web.Height))
{
// draw the web browser to the bitmap
web.DrawToBitmap(bmp, new Rectangle(web.Location.X, web.Location.Y, web.Width, web.Height));
// draw the web browser to the bitmap
GraphicsUnit units = GraphicsUnit.Pixel;
RectangleF destRect = new RectangleF(0F, 0F, width, height);
RectangleF srcRect = new RectangleF(0, 0, web.Width, web.Width * 1.5F);
Bitmap b = new Bitmap(width, height);
Graphics g = Graphics.FromImage((Image)b);
g.Clear(Color.White);
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
g.DrawImage(bmp, destRect, srcRect, units);
g.Dispose();
using (System.IO.MemoryStream stream = new System.IO.MemoryStream())
{
EncoderParameter qualityParam = null;
EncoderParameters encoderParams = null;
try
{
ImageCodecInfo imageCodec = null;
imageCodec = GetEncoderInfo("image/jpeg");
qualityParam = new EncoderParameter(Encoder.Quality, 100L);
encoderParams = new EncoderParameters(1);
encoderParams.Param[0] = qualityParam;
b.Save(stream, imageCodec, encoderParams);
}
catch (Exception)
{
throw new Exception();
}
finally
{
if (encoderParams != null) encoderParams.Dispose();
if (qualityParam != null) qualityParam.Dispose();
}
b.Save(stream, System.Drawing.Imaging.ImageFormat.Jpeg);
stream.Position = 0;
data = new byte[stream.Length];
stream.Read(data, 0, (int)stream.Length);
}
}
}
return data;
}
protected override void SaveImage(Stream stream, Image image)
{
ImageCodecInfo myImageCodecInfo;
Encoder myEncoder;
EncoderParameter myEncoderParameter;
EncoderParameters myEncoderParameters;
myImageCodecInfo = GetEncoderInfo(EncoderType);
myEncoder = Encoder.Quality;
myEncoderParameters = new EncoderParameters(EncoderParameterCount);
myEncoderParameter = new EncoderParameter(myEncoder, imageQuality);
myEncoderParameters.Param[0] = myEncoderParameter;
try
{
image.Save(stream, myImageCodecInfo, myEncoderParameters);
}
finally
{
myEncoderParameters.Dispose();
myEncoderParameter.Dispose();
}
}
private void SaveJpegImage(Stream stream, Image image)
{
ImageCodecInfo myImageCodecInfo;
Encoder myEncoder;
EncoderParameter myEncoderParameter;
EncoderParameters myEncoderParameters;
myImageCodecInfo = GetEncoderInfo(EncoderType);
myEncoder = Encoder.Quality;
myEncoderParameters = new EncoderParameters(EncoderParameterCount);
myEncoderParameter = new EncoderParameter(myEncoder, PluginSettings.ImageQuality);
myEncoderParameters.Param[0] = myEncoderParameter;
try
{
image.Save(stream, myImageCodecInfo, myEncoderParameters);
}
finally
{
myEncoderParameters.Dispose();
myEncoderParameter.Dispose();
}
}
/// <summary>
///
/// </summary>
/// <param name="originalImage"></param>
/// <param name="configs"></param>
public static void MakeThumbnail(System.Drawing.Image originalImage, IList<ThumbConfig> configs)
{
int x = 0;
int y = 0;
int ow = originalImage.Width;
int oh = originalImage.Height;
foreach (ThumbConfig config in configs)
{
int towidth = config.Width;
int toheight = config.Height;
switch (config.Mode)
{
case ThumbnailMode.FixedHeightAndWidth:
break;
case ThumbnailMode.FixedBox:
float sx = (float)config.Width / (float)ow;
float sy = (float)config.Height / (float)oh;
float scale = Math.Min(1, Math.Min(sx, sy));
towidth = (int)(ow * scale);
toheight = (int)(oh * scale);
break;
case ThumbnailMode.FixedHeightAndWidthByPercent:
toheight = originalImage.Height * config.Width / originalImage.Width;
break;
case ThumbnailMode.FixedWidthAndHeightByPercent:
towidth = originalImage.Width * config.Height / originalImage.Height;
break;
case ThumbnailMode.Cut:
if ((double)originalImage.Width / (double)originalImage.Height > (double)towidth / (double)toheight)
{
oh = originalImage.Height;
ow = originalImage.Height * towidth / toheight;
y = 0;
x = (originalImage.Width - ow) / 2;
}
else
{
ow = originalImage.Width;
oh = originalImage.Width * config.Height / towidth;
x = 0;
y = (originalImage.Height - oh) / 2;
}
break;
case ThumbnailMode.PercentByLowLength:
int newwidth = config.Width;
int newheight = 0;
if (originalImage.Width > 0 && originalImage.Height > 0)
{
if (originalImage.Width / originalImage.Height >= 1)
{
if (originalImage.Width > newwidth)
{
newheight = originalImage.Height * newwidth / originalImage.Width;
}
else
{
newwidth = originalImage.Width;
newheight = originalImage.Height;
}
}
else
{
if (originalImage.Height > newwidth)
{
newheight = newwidth;
newwidth = (originalImage.Width * newwidth) / originalImage.Height;
}
else
{
newwidth = originalImage.Width;
newheight = originalImage.Height;
}
}
}
towidth = newwidth;
toheight = newheight;
//config.Mode = ThumbnailMode.HeightAndWidth;
break;
default:
break;
}
config.Width = towidth;
config.Height = toheight;
//new Bitmap instance
Image bitmap = new Bitmap(towidth, toheight);
//new Graphics instance
Graphics g = Graphics.FromImage(bitmap);
//set InterpolationMode
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
//set CompositingQuality
g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
//set HighQuality ,low speed SmoothingMode
g.SmoothingMode = SmoothingMode.AntiAlias;
//clear the Graphics and fill with Transparent background color
if (config.IsPng)
g.Clear(Color.Transparent);
else
g.Clear(Color.White);
// render
g.DrawImage(originalImage, new System.Drawing.Rectangle(0, 0, towidth, toheight),
new System.Drawing.Rectangle(x, y, ow, oh),
System.Drawing.GraphicsUnit.Pixel);
ImageCodecInfo[] codecs = ImageCodecInfo.GetImageEncoders();
ImageCodecInfo ici = null;
foreach (ImageCodecInfo codec in codecs)
{
if (config.IsPng)
{
if (codec.MimeType.IndexOf("png") > -1)
{
ici = codec;
}
}
else
{
if (codec.MimeType.IndexOf("jpeg") > -1)
{
ici = codec;
}
}
}
var myEncoder = Encoder.Quality;
var myEncoderParameters = new EncoderParameters(1);
//ImageCodecInfo[] codecs = ImageCodecInfo.GetImageEncoders();
//ImageCodecInfo ici = null;
// 在这里设置图片的质量等级为95L.
var myEncoderParameter = new EncoderParameter(myEncoder, 95L);
myEncoderParameters.Param[0] = myEncoderParameter;
try
{
// System.Drawing.Imaging.ImageFormat.Jpeg
bitmap.Save(config.Path, ici, myEncoderParameters);
}
catch (System.Exception e)
{
throw e;
}
finally
{
myEncoderParameter.Dispose();
myEncoderParameters.Dispose();
originalImage.Dispose();
bitmap.Dispose();
g.Dispose();
}
}
}
/// <summary>
/// 壓縮圖片 /// </summary>
/// <param name="fileStream">圖片流</param>
/// <param name="quality">壓縮質量0-100之間 數值越大質量越高</param>
/// <returns></returns>
public static byte[] CompressionImage(Image img, long quality)
{
using (Bitmap bitmap = new Bitmap(img))
{
ImageCodecInfo[] arrayICI = ImageCodecInfo.GetImageEncoders();
ImageCodecInfo CodecInfo = null;
for (int x = 0; x < arrayICI.Length; x++)
{
if (arrayICI[x].FormatDescription.Equals("JPEG"))
{
CodecInfo = arrayICI[x];
//設置jpg
break;
}
}
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
EncoderParameters myEncoderParameters = new EncoderParameters(1);
EncoderParameter myEncoderParameter = new EncoderParameter(myEncoder, quality);
myEncoderParameters.Param[0] = myEncoderParameter;
using (MemoryStream ms = new MemoryStream())
{
bitmap.Save(ms, CodecInfo, myEncoderParameters);
myEncoderParameters.Dispose();
myEncoderParameter.Dispose();
return ms.ToArray();
}
}
}
