public void SaveBmpWithImageCodecInfo(System.Drawing.Image img, string photoPath)
{
System.Drawing.Imaging.ImageCodecInfo encoderInfo = PictureWaterMark.GetEncoderInfo("image/jpeg");
System.Drawing.Imaging.Encoder quality = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter encoderParameter = new System.Drawing.Imaging.EncoderParameter(quality, 100L);
encoderParameters.Param[0] = encoderParameter;
if (img == null)
{
return;
}
System.Drawing.Bitmap bitmap = null;
try
{
bitmap = new System.Drawing.Bitmap(img);
bitmap.Save(photoPath, encoderInfo, encoderParameters);
}
catch (Exception ex)
{
Log.WriteLog("SaveBmpWithImageCodecInfo出错", ex);
}
finally
{
bitmap.Dispose();
}
}
private static Bitmap ZoomImage(Bitmap sourImage, int destWidth)
{
try
{
Bitmap destBitmap = new Bitmap(destWidth, 50);
Graphics g = Graphics.FromImage(destBitmap);
g.Clear(Color.Transparent);
//设置画布的描绘质量
g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.AssumeLinear;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBilinear;
g.DrawImage(sourImage, new Rectangle(0, 0, destWidth, 50), 0, 0, sourImage.Width, sourImage.Height, GraphicsUnit.Point);
g.Dispose();
//设置压缩质量
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] quality = new long[1];
quality[0] = 100;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
sourImage.Dispose();
return(destBitmap);
}
catch
{
return(sourImage);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> class with the
/// specified <see cref="T:Common.Drawing.Imaging.Encoder" /> object and four arrays of 32-bit integers. The four
/// arrays represent an array rational ranges. A rational range is the set of all fractions from a minimum fractional
/// value through a maximum fractional value. Sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" /> property to
/// <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeRationalRange" />, and sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.NumberOfValues" /> property to the number of elements in the
/// <paramref name="numerator1" /> array, which must be the same as the number of elements in the other three arrays.
/// </summary>
/// <param name="encoder">
/// An <see cref="T:Common.Drawing.Imaging.Encoder" /> object that encapsulates the globally unique
/// identifier of the parameter category.
/// </param>
/// <param name="numerator1">
/// An array of 32-bit integers that specifies the numerators of the minimum values for the
/// ranges. The integers in the array must be nonnegative.
/// </param>
/// <param name="denominator1">
/// An array of 32-bit integers that specifies the denominators of the minimum values for the
/// ranges. The integers in the array must be nonnegative.
/// </param>
/// <param name="numerator2">
/// An array of 32-bit integers that specifies the numerators of the maximum values for the
/// ranges. The integers in the array must be nonnegative.
/// </param>
/// <param name="denominator2">
/// An array of 32-bit integers that specifies the denominators of the maximum values for the
/// ranges. The integers in the array must be nonnegative.
/// </param>
public EncoderParameter(Encoder encoder, int[] numerator1, int[] denominator1, int[] numerator2,
int[] denominator2)
{
WrappedEncoderParameter =
new System.Drawing.Imaging.EncoderParameter(encoder, numerator1, denominator1, numerator2,
denominator2);
}
/// <summary>
/// 儲存圖片
/// </summary>
void func_SaveBitmap(System.Drawing.Bitmap b, String type, string path)
{
//png
if (type == "png")
{
b.Save(path);
return;
}
//------------
//jpg
var jpgEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
// Create an Encoder object based on the GUID
// for the Quality parameter category.
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
// Create an EncoderParameters object.
// An EncoderParameters object has an array of EncoderParameter
// objects. In this case, there is only one
// EncoderParameter object in the array.
var myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
var myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 98L);
myEncoderParameters.Param[0] = myEncoderParameter;
b.Save(path, jpgEncoder, myEncoderParameters);
}
public static System.Drawing.Imaging.EncoderParameters GetQualityParameters(long ImageQuality)
{
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, ImageQuality);
encoderParams.Param = new System.Drawing.Imaging.EncoderParameter[] { encoderParam };
return(encoderParams);
}
public virtual void saveJPEG(System.String filename)
{
try
{
// Set the quality to 100 (must be a long)
System.Drawing.Imaging.Encoder qualityEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameter ratio = new System.Drawing.Imaging.EncoderParameter(qualityEncoder, 100L);
// Add the quality parameter to the list
System.Drawing.Imaging.EncoderParameters codecParams = new System.Drawing.Imaging.EncoderParameters(1);
codecParams.Param[0] = ratio;
// Get Codec Info using MIME type
System.Drawing.Imaging.ImageCodecInfo JpegCodecInfo = GetEncoderInfo("image/jpeg");
//
System.Console.Out.WriteLine("Saving '" + filename + "'.");
offImg.Save(filename, JpegCodecInfo, codecParams);
System.Console.Out.WriteLine("JPEG image saved.");
}
catch (System.Exception e)
{
System.Console.Out.WriteLine(e);
}
}
/// <summary>
/// JPGファイルに変換
/// </summary>
/// <param name="pngPath">元のPNGファイルフルパス</param>
/// <param name="quality">品質(0-100)</param>
/// <returns></returns>
static string ConvertToJpeg(string pngPath, int quality)
{
string jpgPath = null;
using (Bitmap bmp = new Bitmap(pngPath))
{
try
{
string ext = System.IO.Path.GetExtension(pngPath);
jpgPath = pngPath.Replace(ext, "") + ".jpg";
System.Drawing.Imaging.EncoderParameters eps = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter ep = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (long)quality);
eps.Param[0] = ep;
System.Drawing.Imaging.ImageCodecInfo ici = GetEncoderInfo("image/jpeg");
bmp.Save(jpgPath, ici, eps);
}
catch (Exception ex)
{
throw ex;
}
bmp.Dispose();
}
return(jpgPath);
}
public static void SaveImage(string fileName, int quality)
{
//画像ファイルを読み込む
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(fileName);
//EncoderParameterオブジェクトを1つ格納できる
//EncoderParametersクラスの新しいインスタンスを初期化
//ここでは品質のみ指定するため1つだけ用意する
System.Drawing.Imaging.EncoderParameters eps =
new System.Drawing.Imaging.EncoderParameters(1);
//品質を指定
System.Drawing.Imaging.EncoderParameter ep = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (long)quality);
//EncoderParametersにセットする
eps.Param[0] = ep;
//イメージエンコーダに関する情報を取得する
System.Drawing.Imaging.ImageCodecInfo ici = GetEncoderInfo("image/jpeg");
//新しいファイルの拡張子を取得する
string ext = ici.FilenameExtension.Split(';')[0];
ext = System.IO.Path.GetExtension(ext).ToLower();
//保存するファイル名を決定（拡張子を変える）
string saveName = System.IO.Path.ChangeExtension(fileName, ext);
//保存する
bmp.Save(saveName, ici, eps);
bmp.Dispose();
eps.Dispose();
}
private static System.Drawing.Imaging.EncoderParameters getOptiumQuarity(long size, System.Drawing.Bitmap bmp, System.Drawing.Imaging.ImageCodecInfo ici)
{
long quality = 100;
//EncoderParameterオブジェクトを1つ格納できる
//EncoderParametersクラスの新しいインスタンスを初期化
//ここでは品質のみ指定するため1つだけ用意する
System.Drawing.Imaging.EncoderParameters eps =
new System.Drawing.Imaging.EncoderParameters(1);
System.IO.MemoryStream sr = new System.IO.MemoryStream();
do
{
sr.Flush();//Streamの中身をクリア
sr = new System.IO.MemoryStream();
//品質を指定
System.Drawing.Imaging.EncoderParameter ep =
new System.Drawing.Imaging.EncoderParameter(
System.Drawing.Imaging.Encoder.Quality, (long)quality);
//EncoderParametersにセットする
eps.Param[0] = ep;
//試しに保存する
bmp.Save(sr, ici, eps);
quality -= 5;
} while (sr.Length > size);
return(eps);
}
/**/
/// <param name="fileName">图像名</param>
/// <param name="quality">品质</param>
public static void SaveImage(string fileName, int quality)
{
Bitmap myBitmap = new Bitmap(fileName);
System.Drawing.Imaging.EncoderParameters myEncoderParameters =
new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter myEncoderParameter =
new System.Drawing.Imaging.EncoderParameter(
System.Drawing.Imaging.Encoder.Quality, quality);
myEncoderParameters.Param[0] = myEncoderParameter;
System.Drawing.Imaging.ImageCodecInfo myImageCodecInfo;
myImageCodecInfo = GetEncoderInfo("image/jpeg");
string ext = myImageCodecInfo.FilenameExtension.Split(';')[0];
ext = System.IO.Path.GetExtension(ext).ToLower();
string saveName = System.IO.Path.ChangeExtension(fileName, ext);
//保存
myBitmap.Save(saveName, myImageCodecInfo, myEncoderParameters);
}
private void buttonSavePicture_Click(object sender, EventArgs e)
{
if (pictureBoxHierarchy.Image != null)
{
SaveFileDialog savedialog = new SaveFileDialog();
savedialog.Title = "Сохранить картинку как...";
savedialog.OverwritePrompt = true;
savedialog.CheckPathExists = true;
savedialog.Filter = "Image Files(*.JPG)|*.JPG";
savedialog.ShowHelp = true;
System.Drawing.Imaging.ImageCodecInfo jpgEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 100L);
myEncoderParameters.Param[0] = myEncoderParameter;
if (savedialog.ShowDialog() == DialogResult.OK)
{
try
{
pictureBoxHierarchy.Image.Save(savedialog.FileName, jpgEncoder, myEncoderParameters);
}
catch
{
MessageBox.Show("Невозможно сохранить изображение", "Ошибка",
MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ThumbnailCreator"/> class.
/// </summary>
/// <param name="tnSettings">The <see cref="ThumbnailSettings"/> to use.</param>
/// <param name="worker">The <see cref="System.ComponentModel.BackgroundWorker"/>worker to use.
/// </param>
public ThumbnailCreator(ThumbnailSettings tnSettings, System.ComponentModel.BackgroundWorker worker)
{
this._tnSettings = tnSettings;
this._worker = worker;
#if false
_imageCodec = GetEncoder (System.Drawing.Imaging.ImageFormat.Png);
_qualityParameter = new System.Drawing.Imaging.EncoderParameter (
System.Drawing.Imaging.Encoder.Quality, 75L);
_qualityParameters = new System.Drawing.Imaging.EncoderParameters (1);
_qualityParameters.Param[0] = _qualityParameter;
#else
_imageCodec = GetEncoder (System.Drawing.Imaging.ImageFormat.Jpeg);
_qualityParameter = new System.Drawing.Imaging.EncoderParameter (
System.Drawing.Imaging.Encoder.Quality, 75L);
_qualityParameters = new System.Drawing.Imaging.EncoderParameters (1);
_qualityParameters.Param[0] = _qualityParameter;
#endif
#if false
using (System.Drawing.Bitmap bitmap1 = new System.Drawing.Bitmap (1, 1))
{
System.Drawing.Imaging.EncoderParameters paramList =
bitmap1.GetEncoderParameterList (_imageCodec.Clsid);
System.Drawing.Imaging.EncoderParameter[] encParams = paramList.Param;
foreach (System.Drawing.Imaging.EncoderParameter p in encParams)
{
THelper.Information ("Type {0}, GUID {1}", p.ValueType, p.Encoder.Guid);
}
paramList.Dispose ();
}
#endif
}
public static void SaveImage(System.Drawing.Image Image, string Destination)
{
System.Drawing.Imaging.ImageCodecInfo jgpEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, (long)Settings.ImageQuality);
myEncoderParameters.Param[0] = myEncoderParameter;
Image.Save(Destination, jgpEncoder, myEncoderParameters);
}
public static MemoryStream CreateImageForDB(Stream sFile, int intHeight, int intWidth)
{
var newStream = new MemoryStream();
var g = Image.FromStream(sFile);
//Dim thisFormat = g.RawFormat
if (intHeight > 0 & intWidth > 0)
{
int newHeight;
int newWidth;
newHeight = intHeight;
newWidth = intWidth;
Size imgSize;
if (g.Width > newWidth | g.Height > newHeight)
{
imgSize = NewImageSize(g.Width, g.Height, newWidth, newHeight);
imgHeight = imgSize.Height;
imgWidth = imgSize.Width;
}
else
{
imgHeight = g.Height;
imgWidth = g.Width;
}
}
else
{
imgWidth = g.Width;
imgHeight = g.Height;
}
var imgOutput1 = new Bitmap(g, imgWidth, imgHeight);
Graphics bmpOutput = Graphics.FromImage(imgOutput1);
bmpOutput.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
bmpOutput.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
var compressionRectange = new Rectangle(0, 0, imgWidth, imgHeight);
bmpOutput.DrawImage(g, compressionRectange);
System.Drawing.Imaging.ImageCodecInfo myImageCodecInfo;
System.Drawing.Imaging.Encoder myEncoder;
System.Drawing.Imaging.EncoderParameter myEncoderParameter;
System.Drawing.Imaging.EncoderParameters myEncoderParameters;
myImageCodecInfo = GetEncoderInfo("image/jpeg");
myEncoder = System.Drawing.Imaging.Encoder.Quality;
myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 90);
myEncoderParameters.Param[0] = myEncoderParameter;
imgOutput1.Save(newStream, myImageCodecInfo, myEncoderParameters);
g.Dispose();
imgOutput1.Dispose();
bmpOutput.Dispose();
return(newStream);
}
/// <summary>
/// 等比例缩放图片
/// </summary>
/// <param name="bitmap"></param>
/// <param name="destHeight"></param>
/// <param name="destWidth"></param>
/// <returns></returns>
private Bitmap ZoomImage(Bitmap bitmap, int destWidth, int destHeight)
{
try
{
Image sourImage = bitmap;
int width = 0, height = 0;
//按比例缩放
int sourWidth = sourImage.Width;
int sourHeight = sourImage.Height;
if (sourHeight > destHeight || sourWidth > destWidth)
{
if ((sourWidth * destHeight) > (sourHeight * destWidth))
{
width = destWidth;
height = (destWidth * sourHeight) / sourWidth;
}
else
{
height = destHeight;
width = (sourWidth * destHeight) / sourHeight;
}
}
else
{
width = sourWidth;
height = sourHeight;
}
Bitmap destBitmap = new Bitmap(destWidth, destHeight);
Graphics g = Graphics.FromImage(destBitmap);
g.Clear(Color.Transparent);
//设置画布的描绘质量
g.CompositingQuality = CompositingQuality.HighQuality;
g.SmoothingMode = SmoothingMode.HighQuality;
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
//g.DrawImage(sourImage, new Rectangle((destWidth - width) / 2, (destHeight - height) / 2, width, height), 0, 0, sourImage.Width, sourImage.Height, GraphicsUnit.Pixel);
g.DrawImage(sourImage, new Rectangle(12, 0, width, height), 0, 0, sourImage.Width, sourImage.Height, GraphicsUnit.Pixel);
g.Dispose();
//设置压缩质量
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] quality = new long[1];
quality[0] = 100;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
sourImage.Dispose();
return destBitmap;
}
catch
{
return bitmap;
}
}
public static void ImageQualityLevel()
{
var bitmap = new System.Drawing.Bitmap(@"C:\Good Dainasoor.jpg");
var imageEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
var encoderType = System.Drawing.Imaging.Encoder.Quality;
var encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
var imageQuality = 50L;
var parameter = new System.Drawing.Imaging.EncoderParameter(encoderType, imageQuality);
encoderParameters.Param[0] = parameter;
bitmap.Save(@"C:\Good Dainasoor.jpg", imageEncoder, encoderParameters);
bitmap.Dispose();
}
public static bool Resize_Picture(string Org, string Des, int FinalWidth, int FinalHeight, int ImageQuality)
{
System.Drawing.Bitmap NewBMP;
System.Drawing.Graphics graphicTemp;
System.Drawing.Bitmap bmp = new System.Drawing.Bitmap(Org);
int iWidth;
int iHeight;
if ((FinalHeight == 0) && (FinalWidth != 0))
{
iWidth = FinalWidth;
iHeight = (bmp.Size.Height * iWidth / bmp.Size.Width);
}
else if ((FinalHeight != 0) && (FinalWidth == 0))
{
iHeight = FinalHeight;
iWidth = (bmp.Size.Width * iHeight / bmp.Size.Height);
}
else
{
iWidth = FinalWidth;
iHeight = FinalHeight;
}
NewBMP = new System.Drawing.Bitmap(iWidth, iHeight);
graphicTemp = System.Drawing.Graphics.FromImage(NewBMP);
graphicTemp.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceOver;
graphicTemp.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
graphicTemp.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
graphicTemp.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphicTemp.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;
graphicTemp.DrawImage(bmp, 0, 0, iWidth, iHeight);
graphicTemp.Dispose();
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, ImageQuality);
encoderParams.Param[0] = encoderParam;
System.Drawing.Imaging.ImageCodecInfo[] arrayICI = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
for (int fwd = 0; fwd <= arrayICI.Length - 1; fwd++)
{
if (arrayICI[fwd].FormatDescription.Equals("JPEG"))
{
NewBMP.Save(Des, arrayICI[fwd], encoderParams);
}
}
NewBMP.Dispose();
bmp.Dispose();
return(true);
}
/// <summary>
/// ����ͼƬ�ļ�
/// </summary>
/// <param name="fileName">ͼƬ�ļ���</param>
public static void CreateImage(string fileName)
{
int width = 1;
int height = 0;
int constWidth = 100;
FileInfo fi = new FileInfo(fileName);
File.Copy(fileName, HttpContext.Current.Server.MapPath(ConfigurationManager.AppSettings["FCKeditor:TempUploadPicPath"] + fi.Name), true);
Bitmap myBitmap = new Bitmap(HttpContext.Current.Server.MapPath(ConfigurationManager.AppSettings["FCKeditor:TempUploadPicPath"] + fi.Name));
if (myBitmap.Width > constWidth)
{
width = constWidth;
height = (int)(myBitmap.Height * width / myBitmap.Width);
}
else
{
width = myBitmap.Width;
height = myBitmap.Height;
}
//Configure JPEG Compression Engine
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] quality = new long[1];
quality[0] = 75;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
System.Drawing.Imaging.ImageCodecInfo[] arrayICI = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.ImageCodecInfo jpegICI = null;
for (int x = 0; x < arrayICI.Length; x++)
{
if (arrayICI[x].FormatDescription.Equals("JPEG"))
{
jpegICI = arrayICI[x];
break;
}
}
System.Drawing.Image myThumbnail = CreateThumbnail(myBitmap, width, height, false);
myThumbnail.Save(fileName, jpegICI, encoderParams);
myThumbnail.Dispose();
myBitmap.Dispose();
File.Delete(HttpContext.Current.Server.MapPath(ConfigurationManager.AppSettings["FCKeditor:TempUploadPicPath"] + fi.Name));
}
public static void SaveAsJpeg(Bitmap bmp, string path, int quality)
{
//EncoderParameterオブジェクトを1つ格納できる
//EncoderParametersクラスの新しいインスタンスを初期化
//ここでは品質のみ指定するため1つだけ用意する
System.Drawing.Imaging.EncoderParameters eps = new System.Drawing.Imaging.EncoderParameters(1);
//品質を指定
System.Drawing.Imaging.EncoderParameter ep = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, (long)quality);
//EncoderParametersにセットする
eps.Param[0] = ep;
//イメージエンコーダに関する情報を取得する
System.Drawing.Imaging.ImageCodecInfo ici = GetEncoderInfo("image/jpeg");
//保存する
bmp.Save(path, ici, eps);
eps.Dispose();
}
public static System.Drawing.Bitmap ResizeImage(string fromFile, int maxWidth, int maxHeight, int quality = 100)
{
System.Drawing.Bitmap image = new System.Drawing.Bitmap(fromFile);
// Get the image's original width and height
int originalWidth = image.Width;
int originalHeight = image.Height;
// To preserve the aspect ratio
float ratioX = (float)maxWidth / (float)originalWidth;
float ratioY = (float)maxHeight / (float)originalHeight;
float ratio = Math.Min(ratioX, ratioY);
// New width and height based on aspect ratio
int newWidth = (int)(originalWidth * ratio);
int newHeight = (int)(originalHeight * ratio);
// Convert other formats (including CMYK) to RGB.
System.Drawing.Bitmap newImage = new System.Drawing.Bitmap(newWidth, newHeight, System.Drawing.Imaging.PixelFormat.Format24bppRgb);
// Draws the image in the specified size with quality mode set to HighQuality
using (System.Drawing.Graphics graphics = System.Drawing.Graphics.FromImage(newImage))
{
graphics.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
graphics.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
graphics.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
graphics.DrawImage(image, 0, 0, newWidth, newHeight);
}
// Get an ImageCodecInfo object that represents the JPEG codec.
System.Drawing.Imaging.ImageCodecInfo imageCodecInfo = ImageUtils.GetEncoderInfo(System.Drawing.Imaging.ImageFormat.Jpeg);
// Create an Encoder object for the Quality parameter.
System.Drawing.Imaging.Encoder encoder = System.Drawing.Imaging.Encoder.Quality;
// Create an EncoderParameters object.
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
// Save the image as a JPEG file with quality level.
System.Drawing.Imaging.EncoderParameter encoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, quality);
encoderParameters.Param[0] = encoderParameter;
// newImage.Save(SavefilePath, imageCodecInfo, encoderParameters);
return newImage;
}
public static void SaveThumbnail(Bitmap bit, Size size, string targePath)
{
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] quality = new long[1];
quality[0] = 75;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
System.Drawing.Imaging.ImageCodecInfo[] arrayICI = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.ImageCodecInfo jpegICI = null;
for (int x = 0; x < arrayICI.Length; x++)
{
if (arrayICI[x].FormatDescription.Equals("JPEG"))
{
jpegICI = arrayICI[x];
break;
}
}
var image = Thumbnail(bit, size);
image.Save(targePath, jpegICI, encoderParams);
}
public static void CreateThumbnailImage(string ImagePath, string ThumbnailPath, int Width, int Height, int RateX, int RateY, long ImageQuality)
{
Bitmap bmp1, bmp2;
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, ImageQuality);
encoderParams.Param = new System.Drawing.Imaging.EncoderParameter[] { encoderParam };
if (!File.Exists(ThumbnailPath))
{
if (File.Exists(ImagePath))
{
bmp1 = new Bitmap(ImagePath);
bmp2 = new Bitmap(bmp1.GetThumbnailImage((int)((decimal)bmp1.Width / ((decimal)bmp1.Height / (decimal)Height)), Height, null, IntPtr.Zero));
bmp1.Dispose();
bmp1 = Justify(bmp2, RateX, RateY);
bmp2.Dispose();
try
{
if (ImageQuality > 0)
{
bmp1.Save(ThumbnailPath, GetImageEncoder(ThumbnailPath), encoderParams);
}
else
{
bmp1.Save(ThumbnailPath);
}
}
catch (Exception ex)
{
throw ex;
}
finally
{
bmp1.Dispose();
}
}
}
}
/// <summary>
/// 压缩图片处理
/// </summary>
/// <param name="stream">图片流</param>
/// <param name="quality">质量 取值 0-100之间，数值越大质量越高</param>
public Byte[] CompressionImageProcessing(Stream stream, long quality = 0L)
{
using (System.Drawing.Image img = System.Drawing.Image.FromStream(stream))
{
using (System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(img))
{
System.Drawing.Imaging.ImageCodecInfo codecInfo = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders().FirstOrDefault(e => e.FormatID == img.RawFormat.Guid);
System.Drawing.Imaging.Encoder encoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter encoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, quality);
encoderParameters.Param[0] = encoderParameter;
using (System.IO.MemoryStream ms = new MemoryStream())
{
bitmap.Save(ms, codecInfo, encoderParameters);
encoderParameters.Dispose();
encoderParameter.Dispose();
return(ms.ToArray());
}
}
}
}
public Byte[] SetImgToByte(string imgPath)
{
using (MemoryStream ms = new MemoryStream())
{
using (Bitmap bm = new Bitmap(this.pictureBox1.Image))
{
System.Drawing.Imaging.EncoderParameters encoderP = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter p = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Compression, 8);
encoderP.Param[0] = p;
System.Drawing.Imaging.ImageCodecInfo[] CodecInfo = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
var c = CodecInfo.Where(r => r.MimeType == "image/jpeg").FirstOrDefault();
bm.Save(ms, c, encoderP);
}
ms.Position = 0;
Byte[] byteData = new Byte[ms.Length];
ms.Read(byteData, 0, byteData.Length);
ms.Close();
return(byteData);
}
}
/*
bmp = image/bmp
gif = image/gif
jpg = image/jpeg (image/pjpeg)
jpeg = image/jpeg (image/pjpeg)
png = image/png (image/x-png)
tiff = image/tiff
*/
public void test()
{
System.IO.FileStream stream = System.IO.File.Create("test.jpg");
// Initialize the bytes array with the stream length and then fill it with data
// byte[] bytesInStream = new byte[stream.Length];
// stream.Read(bytesInStream, 0, (int)bytesInStream.Length);
// // Use write method to write to the specified file
// fileStream.Write(bytesInStream, 0, (int) bytesInStream.Length);
System.Drawing.Imaging.ImageCodecInfo jgpEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
// Create an Encoder object based on the GUID
// for the Quality parameter category.
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
// Create an EncoderParameters object.
// An EncoderParameters object has an array of EncoderParameter
// objects. In this case, there is only one
// EncoderParameter object in the array.
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 95L);
myEncoderParameters.Param[0] = myEncoderParameter;
// System.IO.Stream stream1 = new System.IO.MemoryStream();
System.Drawing.Image image1 = System.Drawing.Image.FromFile(@"test.png");
image1.Save(stream, jgpEncoder, myEncoderParameters);
}
/// <summary>
/// 加图片水印
/// </summary>
/// <param name="filename">文件名</param>
/// <param name="watermarkFilename">水印文件名</param>
/// <param name="watermarkStatus">图片水印位置:0=不使用 1=左上 2=中上 3=右上 4=左中 ... 9=右下</param>
/// <param name="quality">是否是高质量图片 取值范围0--100</param>
/// <param name="watermarkTransparency">图片水印透明度 取值范围1--10 (10为不透明)</param>
public static void AddImageSignPic(string Path, string filename, string watermarkFilename, int watermarkStatus, int quality, int watermarkTransparency)
{
System.Drawing.Image img = System.Drawing.Image.FromFile(Path);
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(img);
//设置高质量插值法
//g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
//设置高质量,低速度呈现平滑程度
//g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
System.Drawing.Image watermark = new System.Drawing.Bitmap(watermarkFilename);
if (watermark.Height >= img.Height || watermark.Width >= img.Width)
{
return;
}
System.Drawing.Imaging.ImageAttributes imageAttributes = new System.Drawing.Imaging.ImageAttributes();
System.Drawing.Imaging.ColorMap colorMap = new System.Drawing.Imaging.ColorMap();
colorMap.OldColor = System.Drawing.Color.FromArgb(255, 0, 255, 0);
colorMap.NewColor = System.Drawing.Color.FromArgb(0, 0, 0, 0);
System.Drawing.Imaging.ColorMap[] remapTable = { colorMap };
imageAttributes.SetRemapTable(remapTable, System.Drawing.Imaging.ColorAdjustType.Bitmap);
float transparency = 0.5F;
if (watermarkTransparency >= 1 && watermarkTransparency <= 10)
{
transparency = (watermarkTransparency / 10.0F);
}
float[][] colorMatrixElements =
{
new float[] { 1.0f, 0.0f, 0.0f, 0.0f, 0.0f },
new float[] { 0.0f, 1.0f, 0.0f, 0.0f, 0.0f },
new float[] { 0.0f, 0.0f, 1.0f, 0.0f, 0.0f },
new float[] { 0.0f, 0.0f, 0.0f, transparency, 0.0f },
new float[] { 0.0f, 0.0f, 0.0f, 0.0f, 1.0f }
};
System.Drawing.Imaging.ColorMatrix colorMatrix = new System.Drawing.Imaging.ColorMatrix(colorMatrixElements);
imageAttributes.SetColorMatrix(colorMatrix, System.Drawing.Imaging.ColorMatrixFlag.Default, System.Drawing.Imaging.ColorAdjustType.Bitmap);
int xpos = 0;
int ypos = 0;
switch (watermarkStatus)
{
case 1:
xpos = (int)(img.Width * (float).01);
ypos = (int)(img.Height * (float).01);
break;
case 2:
xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
ypos = (int)(img.Height * (float).01);
break;
case 3:
xpos = (int)((img.Width * (float).99) - (watermark.Width));
ypos = (int)(img.Height * (float).01);
break;
case 4:
xpos = (int)(img.Width * (float).01);
ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
break;
case 5:
xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
break;
case 6:
xpos = (int)((img.Width * (float).99) - (watermark.Width));
ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
break;
case 7:
xpos = (int)(img.Width * (float).01);
ypos = (int)((img.Height * (float).99) - watermark.Height);
break;
case 8:
xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
ypos = (int)((img.Height * (float).99) - watermark.Height);
break;
case 9:
xpos = (int)((img.Width * (float).99) - (watermark.Width));
ypos = (int)((img.Height * (float).99) - watermark.Height);
break;
}
g.DrawImage(watermark, new System.Drawing.Rectangle(xpos, ypos, watermark.Width, watermark.Height), 0, 0, watermark.Width, watermark.Height, System.Drawing.GraphicsUnit.Pixel, imageAttributes);
System.Drawing.Imaging.ImageCodecInfo[] codecs = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.ImageCodecInfo ici = null;
foreach (System.Drawing.Imaging.ImageCodecInfo codec in codecs)
{
//if (codec.MimeType.IndexOf("jpeg") > -1)
if (codec.MimeType.Contains("jpeg"))
{
ici = codec;
}
}
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] qualityParam = new long[1];
if (quality < 0 || quality > 100)
{
quality = 80;
}
qualityParam[0] = quality;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, qualityParam);
encoderParams.Param[0] = encoderParam;
if (ici != null)
{
img.Save(filename, ici, encoderParams);
}
else
{
img.Save(filename);
}
g.Dispose();
img.Dispose();
watermark.Dispose();
imageAttributes.Dispose();
}
static int Main(string[] args)
{
string gmlSource = String.Empty;
string cacheSource = String.Empty;
string cacheTarget = String.Empty;
int jpegQuality = -1, maxlevel = -1;
bool listFilenames = false;
for (int i = 0; i < args.Length - 1; i++)
{
if (args[i] == "-gml")
{
gmlSource = args[++i];
}
if (args[i] == "-cache")
{
cacheSource = args[++i];
}
else if (args[i] == "-target")
{
cacheTarget = args[++i];
}
else if (args[i] == "-jpeg-qual")
{
jpegQuality = int.Parse(args[++i]);
}
else if (args[i] == "-maxlevel")
{
maxlevel = int.Parse(args[++i]);
}
else if (args[i] == "-listfilenames")
{
listFilenames = true;
}
}
if (String.IsNullOrWhiteSpace(gmlSource) || String.IsNullOrWhiteSpace(cacheSource) || String.IsNullOrWhiteSpace(cacheTarget))
{
Console.WriteLine("USAGE:");
Console.WriteLine("gView.Cmd.ClipCompactTilecache.exe -gml <Filename> -cache <cachedirectory> -target <cachetarget>");
Console.WriteLine(" [-jpeg-qual <quality 0..100>] -maxlevel <level>");
Console.WriteLine(" [-listfilenames]");
return(1);
}
PlugInManager compMan = new PlugInManager();
IFeatureDataset gmlDataset = compMan.CreateInstance(new Guid("dbabe7f1-fe46-4731-ab2b-8a324c60554e")) as IFeatureDataset;
gmlDataset.ConnectionString = gmlSource;
gmlDataset.Open();
List <IPolygon> sourcePolygons = new List <IPolygon>();
foreach (var element in gmlDataset.Elements)
{
if (element.Class is IFeatureClass)
{
var fc = (IFeatureClass)element.Class;
using (var cursor = fc.GetFeatures(null))
{
IFeature feature;
while ((feature = cursor.NextFeature) != null)
{
if (feature.Shape is IPolygon)
{
sourcePolygons.Add((IPolygon)feature.Shape);
}
}
}
}
}
if (!listFilenames)
{
Console.WriteLine(sourcePolygons.Count + " polygons found for clipping...");
}
FileInfo configFile = new FileInfo(cacheSource + @"\conf.json");
if (!configFile.Exists)
{
throw new ArgumentException("File " + configFile.FullName + " not exists");
}
#region Image Encoding Parameters
System.Drawing.Imaging.ImageCodecInfo jpgEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
// Create an Encoder object based on the GUID
// for the Quality parameter category.
System.Drawing.Imaging.Encoder myEncoder =
System.Drawing.Imaging.Encoder.Quality;
// Create an EncoderParameters object.
// An EncoderParameters object has an array of EncoderParameter
// objects. In this case, there is only one
// EncoderParameter object in the array.
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
#endregion
CompactTileConfig cacheConfig = JsonConvert.DeserializeObject <CompactTileConfig>(File.ReadAllText(configFile.FullName));
double dpm = cacheConfig.Dpi / 0.0254;
foreach (var level in cacheConfig.Levels)
{
if (!listFilenames)
{
Console.WriteLine("Level: " + level.Level + " Scale=" + level.Scale);
}
double resolution = (level.Scale / dpm);
double tileWorldWidth = cacheConfig.TileSize[0] * resolution;
double tileWorldHeight = cacheConfig.TileSize[1] * resolution;
var scaleDirectory = new DirectoryInfo(cacheSource + @"\" + ((int)level.Scale).ToString());
if (!scaleDirectory.Exists)
{
continue;
}
foreach (var bundleFile in scaleDirectory.GetFiles("*.tilebundle"))
{
var bundle = new Bundle(bundleFile.FullName);
if (!bundle.Index.Exists)
{
continue;
}
int startRow = bundle.StartRow, startCol = bundle.StartCol;
double bundleWorldWidth = tileWorldWidth * 128D, bundleWorldHeight = tileWorldHeight * 128D;
IPoint bundleLowerLeft = new Point(cacheConfig.Origin[0] + startCol * tileWorldWidth,
cacheConfig.Origin[1] - startRow * tileWorldHeight - bundleWorldHeight);
IEnvelope bundleEnvelope = new Envelope(bundleLowerLeft, new Point(bundleLowerLeft.X + bundleWorldWidth, bundleLowerLeft.Y + bundleWorldHeight));
if (!Intersect(bundleEnvelope, sourcePolygons))
{
continue;
}
if (listFilenames)
{
Console.WriteLine(bundleFile.FullName);
continue;
}
Console.WriteLine("Clip bundle: " + bundleFile.FullName);
var clippedBundleFile = new FileInfo(cacheTarget + @"\" + (int)level.Scale + @"\" + bundleFile.Name);
if (!clippedBundleFile.Directory.Exists)
{
clippedBundleFile.Directory.Create();
}
if (clippedBundleFile.Exists)
{
clippedBundleFile.Delete();
}
var indexBuilder = new CompactTilesIndexBuilder();
int clippedTilePos = 0;
for (int r = 0; r < 128; r++)
{
for (int c = 0; c < 128; c++)
{
int tileLength;
int tilePos = bundle.Index.TilePosition(r, c, out tileLength);
if (tilePos >= 0 && tileLength >= 0)
{
IPoint tileLowerLeft = new Point(cacheConfig.Origin[0] + (startCol + c) * tileWorldWidth,
cacheConfig.Origin[1] - (startRow + r + 1) * tileWorldHeight);
IEnvelope tileEnvelope = new Envelope(tileLowerLeft, new Point(tileLowerLeft.X + tileWorldWidth, tileLowerLeft.Y + tileWorldHeight));
if (!Intersect(tileEnvelope, sourcePolygons))
{
continue;
}
Console.WriteLine("Append tile " + level.Level + "/" + (startRow + r) + "/" + (startCol + c));
byte[] data = bundle.ImageData(tilePos, tileLength);
if (jpegQuality > 0)
{
#region New Jpeg Quality
MemoryStream ms = new MemoryStream(data);
using (System.Drawing.Image image = System.Drawing.Image.FromStream(ms))
{
MemoryStream outputMs = new MemoryStream();
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, Convert.ToInt64(jpegQuality));
myEncoderParameters.Param[0] = myEncoderParameter;
image.Save(outputMs, jpgEncoder, myEncoderParameters);
data = outputMs.ToArray();
}
#endregion
}
using (var stream = new FileStream(clippedBundleFile.FullName, FileMode.Append))
{
stream.Write(data, 0, data.Length);
}
indexBuilder.SetValue(r, c, clippedTilePos, data.Length);
clippedTilePos += data.Length;
}
}
}
if (clippedTilePos > 0)
{
indexBuilder.Save(clippedBundleFile.Directory.FullName + @"\" + new FileInfo(bundle.Index.Filename).Name);
}
}
if (maxlevel >= 0 && level.Level >= maxlevel)
{
break;
}
}
return(0);
}
/// <summary>
/// Saves the Bitmap as a JPG with options.
/// </summary>
/// <param name="bitmap">The bitmap.</param>
/// <param name="path">The path.</param>
/// <param name="quality">The quality.</param>
public static void SaveJpg(this System.Drawing.Bitmap bitmap, string path, long quality)
{
System.Drawing.Imaging.ImageCodecInfo codecInfo = GetEncoderInfo("image/jpeg");
System.Drawing.Imaging.Encoder encoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters encoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter encoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, quality);
encoderParameters.Param[0] = encoderParameter;
using(Stream st=File.Create(path)){
bitmap.Save(st,codecInfo,encoderParameters);
}
return;
}
public static MemoryStream CreateImageForDB(Stream sFile, int intHeight, int intWidth)
{
var newStream = new MemoryStream();
var g = Image.FromStream(sFile);
//Dim thisFormat = g.RawFormat
if (intHeight > 0 & intWidth > 0)
{
int newHeight;
int newWidth;
newHeight = intHeight;
newWidth = intWidth;
Size imgSize;
if (g.Width > newWidth | g.Height > newHeight)
{
imgSize = NewImageSize(g.Width, g.Height, newWidth, newHeight);
imgHeight = imgSize.Height;
imgWidth = imgSize.Width;
}
else
{
imgHeight = g.Height;
imgWidth = g.Width;
}
}
else
{
imgWidth = g.Width;
imgHeight = g.Height;
}
var imgOutput1 = new Bitmap(g, imgWidth, imgHeight);
Graphics bmpOutput = Graphics.FromImage(imgOutput1);
bmpOutput.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
bmpOutput.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
var compressionRectange = new Rectangle(0, 0, imgWidth, imgHeight);
bmpOutput.DrawImage(g, compressionRectange);
System.Drawing.Imaging.ImageCodecInfo myImageCodecInfo;
System.Drawing.Imaging.Encoder myEncoder;
System.Drawing.Imaging.EncoderParameter myEncoderParameter;
System.Drawing.Imaging.EncoderParameters myEncoderParameters;
myImageCodecInfo = GetEncoderInfo("image/jpeg");
myEncoder = System.Drawing.Imaging.Encoder.Quality;
myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 90);
myEncoderParameters.Param[0] = myEncoderParameter;
imgOutput1.Save(newStream, myImageCodecInfo, myEncoderParameters);
g.Dispose();
imgOutput1.Dispose();
bmpOutput.Dispose();
return newStream;
}
public EncoderParameter(Encoder encoder, int NumberOfValues, int Type, int Value)
{
WrappedEncoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, NumberOfValues, Type, Value);
}
private void Convert_Click(object sender, EventArgs e)
{
if (!isDropped)
{
MessageBox.Show("Please drag files.");
return;
}
else if (this.chkMergePDF.Checked && this.PDFTitle.Text.Equals(""))
{
MessageBox.Show("Please enter the PDF title.");
return;
}
else if (!(this.chkMergePDF.Checked || this.chkCreateImages.Checked))
{
MessageBox.Show("Please check");
return;
}
this.Status.Text = "Converting...";
int m_idx = 0;
foreach (string fileImg in imgFiles)
{
int m_pos = imgFiles[m_idx].LastIndexOf('\\');
filepath = imgFiles[m_idx++].Substring(0, m_pos);
//MessageBox.Show(m_idx + " " + filepath);
savedPath = filepath + convertedDir + '\\';
System.IO.Directory.CreateDirectory(savedPath);
string m_filename = "";
for (int ii = fileImg.LastIndexOf('\\') + 1; ii < fileImg.Length - 4; ii++)
{
m_filename += fileImg[ii];
}
this.Status.Text = "Converting " + m_filename;
Bitmap i = System.Drawing.Image.FromFile(fileImg) as Bitmap;
var dpiX = i.HorizontalResolution;
var dpiY = i.VerticalResolution;
int iW = i.Width;
int iH = i.Height;
var temp = new Bitmap(iW / 2, iH, i.PixelFormat);
temp.SetResolution(dpiX, dpiY);
//MBDN code, 'GetEncoder' is a custom declared method
//Trying to solve the problem; images drawn by 'Graphics' not being able to be opened on the photoshop app
System.Drawing.Imaging.ImageCodecInfo jpgEncoder = this.GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
//180503-01 adjusted by adding (long)dpiX for the parameter, while dpiX is the original horizontal resolution of the referred image file.
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, (long)dpiX);
myEncoderParameters.Param[0] = myEncoderParameter;
/*
* using (var gr = Graphics.FromImage(temp))
* {
* gr.DrawImageUnscaled(i, 0, 0, iW, iH);
* }
* temp.Save(savedPath + m_filename + "_L.jpg", jpgEncoder, myEncoderParameters);
*/
string lPath = savedPath + m_filename + "_L.jpg";
string rPath = savedPath + m_filename + "_R.jpg";
convertedPaths.Add(lPath);
convertedPaths.Add(rPath);
int iW2 = iW / 2;
for (int ii = 0; ii < iW2; ii++)
{
for (int jj = 0; jj < iH; jj++)
{
temp.SetPixel(ii, jj, i.GetPixel(ii, jj));
}
}
temp.Save(lPath);
//temp.Save(lPath, jpgEncoder, myEncoderParameters);
for (int ii = 0; ii < iW2; ii++)
{
for (int jj = 0; jj < iH; jj++)
{
temp.SetPixel(ii, jj, i.GetPixel(ii + iW2, jj));
}
}
temp.Save(rPath);
//temp.Save(rPath, jpgEncoder, myEncoderParameters);
/*180503-01, the color has lost its vividness, trying out different options.
* using (var gr = Graphics.FromImage(temp))
* {
* gr.Clear(Color.Transparent);
* gr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
* //gr.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
* gr.CompositingMode = System.Drawing.Drawing2D.CompositingMode.SourceCopy;
*
* gr.DrawImage(i, new System.Drawing.Rectangle(0, 0, iW, iH));
* }
* temp.Save(lPath, jpgEncoder, myEncoderParameters);
* using (var gr = Graphics.FromImage(temp))
* {
* gr.Clear(Color.Transparent);
* gr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
* gr.DrawImage(i, new System.Drawing.Rectangle(0, 0, iW, iH), new System.Drawing.Rectangle(iW / 2, 0, iW, iH), GraphicsUnit.Pixel);
* }
* temp.Save(rPath, jpgEncoder, myEncoderParameters);
*/
/*0502-01. succeeded in diving into two. failed to keep the original resolution
* Bitmap i = Image.FromFile(fileImg) as Bitmap;
* var dpiX = i.HorizontalResolution;
* var dpiY = i.VerticalResolution;
* MessageBox.Show(dpiX + " " + dpiY);
* int iW = i.Width;
* int iH = i.Height;
* Rectangle cropRectL = new Rectangle(0, 0, iW / 2, iH);
* Rectangle cropRectR = new Rectangle(iW / 2, 0, iW / 2, iH);
* Bitmap target = new Bitmap(i);
*
* target.Clone(cropRectL, target.PixelFormat).Save(savedPath + m_filename + "_L.jpg");
* target.Clone(cropRectR, target.PixelFormat).Save(savedPath + m_filename + "_R.jpg");
*/
/*0502-02. succeeded in diving into two, keeping the original resolution, but failed in having the files opened on photoshop
* Bitmap i = Image.FromFile(fileImg) as Bitmap;
* var dpiX = i.HorizontalResolution;
* var dpiY = i.VerticalResolution;
*
* int iW = i.Width;
* int iH = i.Height;
*
* var temp = new Bitmap(iW/2, iH, i.PixelFormat);
* temp.SetResolution(dpiX, dpiY);
*
* using ( var gr = Graphics.FromImage(temp))
* {
* gr.Clear(Color.Transparent);
* gr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
* gr.DrawImage(i, new Rectangle(0, 0, iW, iH));
* }
* temp.Save(savedPath + m_filename + "_L.jpg");
* using (var gr = Graphics.FromImage(temp))
* {
* gr.Clear(Color.Transparent);
* gr.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
* gr.DrawImage(i, new Rectangle(0, 0, iW, iH), new Rectangle(iW/2, 0, iW, iH), GraphicsUnit.Pixel);
* }
* temp.Save(savedPath + m_filename + "_R.jpg");
*/
/* 0501version
* Bitmap i = Image.FromFile(fileImg) as Bitmap;
* i.Save(savedPath + m_filename + ".jpg", System.Drawing.Imaging.ImageFormat.Jpeg);
* Rectangle cropRectL = new Rectangle(0, 0, i.Width/2, i.Height);
* Rectangle cropRectR = new Rectangle(i.Width / 2, 0, i.Width / 2, i.Height);
*
* Bitmap newImageL = new Bitmap(cropRectL.Width, cropRectL.Height);
* Bitmap newImageR = new Bitmap(cropRectR.Width, cropRectR.Height);
*
* Graphics gL = Graphics.FromImage(newImageL);
* Graphics gR = Graphics.FromImage(newImageR);
*
* gL.DrawImage(i, cropRectL.X, cropRectL.Y);
* string fileL = savedPath + m_filename + "_L.jpg";
* newImageL.Save(fileL, System.Drawing.Imaging.ImageFormat.Jpeg);
*
* gR.DrawImage(i, cropRectL, cropRectR, GraphicsUnit.Pixel);
* string fileR = savedPath + m_filename + "_R.jpg";
* newImageR.Save(fileR, System.Drawing.Imaging.ImageFormat.Jpeg);
*
* imgFilesConverted.Add(fileL);
* imgFilesConverted.Add(fileR);
*
* gL.Dispose();
* gR.Dispose();
* i.Dispose();
* newImageL.Dispose();
* newImageR.Dispose();
*/
}
string finishedMsg = "Image cut";
if (this.chkMergePDF.Checked)
{
toPDF();
finishedMsg = "Image cut & PDF merged";
}
if (!this.chkCreateImages.Checked)
{
try
{
System.GC.Collect();
foreach (string img in convertedPaths)
{
File.Delete(img);
}
finishedMsg += " & Image Deleted";
}
catch (IOException ee)
{
MessageBox.Show("Not able to delete images. error code : " + ee);
}
}
MessageBox.Show(finishedMsg);
this.setLog();
this.initDisplay();
this.Status.Text = "Drag and drop images";
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> class with the
/// specified <see cref="T:Common.Drawing.Imaging.Encoder" /> object and two arrays of 64-bit integers. The two arrays
/// represent an array integer ranges. Sets the <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" />
/// property to <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeLongRange" />, and sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.NumberOfValues" /> property to the number of elements in the
/// <paramref name="rangebegin" /> array, which must be the same as the number of elements in the
/// <paramref name="rangeend" /> array.
/// </summary>
/// <param name="encoder">
/// An <see cref="T:Common.Drawing.Imaging.Encoder" /> object that encapsulates the globally unique
/// identifier of the parameter category.
/// </param>
/// <param name="rangebegin">
/// An array of 64-bit integers that specifies the minimum values for the integer ranges. The
/// integers in the array must be nonnegative. The 64-bit integers are converted to 32-bit integers before they are
/// stored in the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> object.
/// </param>
/// <param name="rangeend">
/// An array of 64-bit integers that specifies the maximum values for the integer ranges. The
/// integers in the array must be nonnegative. The 64-bit integers are converted to 32-bit integers before they are
/// stored in the <see cref="T:Common.Drawing.Imaging.EncoderParameters" /> object. A maximum value of a given index is
/// paired with the minimum value of the same index.
/// </param>
public EncoderParameter(Encoder encoder, long[] rangebegin, long[] rangeend)
{
WrappedEncoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, rangebegin, rangeend);
}
public static TrueBitmapInfo GetThumbnail(System.Drawing.Bitmap sourceBitmap, int destWidth, int destHeight)
{
System.Drawing.Image imgSource = sourceBitmap;
int sW, sH;
// 按比例缩放
int sWidth = imgSource.Width;
int sHeight = imgSource.Height;
if (sHeight > destHeight || sWidth > destWidth)
{
if ((sWidth*destHeight) > (sHeight*destWidth))
{
sW = destWidth;
sH = (destWidth*sHeight)/sWidth;
}
else
{
sH = destHeight;
sW = (sWidth*destHeight)/sHeight;
}
}
else
{
sW = sWidth;
sH = sHeight;
}
var info = new TrueBitmapInfo();
var outBmp = new System.Drawing.Bitmap(destWidth, destHeight);
var outSmallBmp = new System.Drawing.Bitmap(sW, sH);
info.Bitmap = outBmp;
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(outBmp);
g.Clear(System.Drawing.Color.Transparent);
// 设置画布的描绘质量
g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
var rect = new System.Drawing.Rectangle((destWidth - sW) / 2, (destHeight - sH) / 2, sW, sH);
g.DrawImage(imgSource, rect, 0, 0, imgSource.Width, imgSource.Height, System.Drawing.GraphicsUnit.Pixel);
g.Dispose();
g = System.Drawing.Graphics.FromImage(outSmallBmp);
g.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;
g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
var rect1 = new System.Drawing.Rectangle(0, 0, sW, sH);
g.DrawImage(imgSource, rect1, 0, 0, imgSource.Width, imgSource.Height, System.Drawing.GraphicsUnit.Pixel);
g.Dispose();
info.SmallBitmap = outSmallBmp;
info.ImageRect = rect;
// 以下代码为保存图片时，设置压缩质量
var encoderParams = new System.Drawing.Imaging.EncoderParameters();
var quality = new long[1];
quality[0] = 100;
var encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
try
{
//获得包含有关内置图像编码解码器的信息的ImageCodecInfo 对象。
System.Drawing.Imaging.ImageCodecInfo[] arrayIci = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
foreach (System.Drawing.Imaging.ImageCodecInfo t in arrayIci)
{
if (t.FormatDescription.Equals("JPEG"))
{
break;
}
}
return info;
}
catch
{
return new TrueBitmapInfo();
}
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> class with the
/// specified <see cref="T:Common.Drawing.Imaging.Encoder" /> object and a pair of 32-bit integers. The pair of
/// integers represents a fraction, the first integer being the numerator, and the second integer being the
/// denominator. Sets the <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" /> property to
/// <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeRational" />, and sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.NumberOfValues" /> property to 1.
/// </summary>
/// <param name="encoder">
/// An <see cref="T:Common.Drawing.Imaging.Encoder" /> object that encapsulates the globally unique
/// identifier of the parameter category.
/// </param>
/// <param name="numerator">A 32-bit integer that represents the numerator of a fraction. Must be nonnegative. </param>
/// <param name="demoninator">A 32-bit integer that represents the denominator of a fraction. Must be nonnegative. </param>
public EncoderParameter(Encoder encoder, int numerator, int denominator)
{
WrappedEncoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, numerator, denominator);
}
private void Save(Stream stream, Bitmap img, long quality)
{
System.Drawing.Imaging.EncoderParameter qualityParam =
new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
System.Drawing.Imaging.ImageCodecInfo jpegCodec = GetEncoderInfo("image/jpeg");
if (jpegCodec == null)
return;
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters(1);
encoderParams.Param[0] = qualityParam;
img.Save(stream, jpegCodec, encoderParams);
}
public static void SaveImage(System.Drawing.Image Image, string Destination)
{
System.Drawing.Imaging.ImageCodecInfo jgpEncoder = GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, (long)Settings.ImageQuality);
myEncoderParameters.Param[0] = myEncoderParameter;
Image.Save(Destination, jgpEncoder, myEncoderParameters);
}
/// <summary>
/// 指定ファイルにEXIFデータを書き込む
/// 保持しているデータ以外はすべてクリアする
/// </summary>
/// <param name="filePath">元ファイルパス</param>
/// <param name="dstPath">書き換え後ファイルの保存先 / 指定なしの場合はsrcに上書きする</param>
/// <returns>0 or エラー値</returns>
public int SetExifToImage(string filePath, string dstPath = null)
{
if (string.IsNullOrEmpty(filePath))
{
return((int)ErrorNumber.ArgumentsNull);
}
if (!System.IO.File.Exists(filePath))
{
return((int)ErrorNumber.FileNotFound);
}
if (string.IsNullOrEmpty(dstPath))
{
dstPath = filePath;
}
else
{
try
{
if (!System.IO.Directory.Exists(System.IO.Path.GetDirectoryName(System.IO.Path.GetFullPath(dstPath))))
{
return((int)ErrorNumber.DirectoryNotFound);
}
}
catch
{
return((int)ErrorNumber.FileIOException);
}
}
System.Drawing.Bitmap bmp = null;
try
{
bmp = new System.Drawing.Bitmap(filePath);
System.Drawing.Imaging.PropertyItem pp;
if (bmp.PropertyItems.Count() < 0)
{
pp = bmp.PropertyItems[0];
}
else
{
// PropertyItem作成
System.Drawing.Bitmap tb = new System.Drawing.Bitmap(1, 1);
System.IO.MemoryStream mst = new System.IO.MemoryStream();
tb.Save(mst, System.Drawing.Imaging.ImageFormat.Jpeg);
tb = new System.Drawing.Bitmap(mst);
pp = tb.PropertyItems[0];
}
foreach (System.Drawing.Imaging.PropertyItem pi in bmp.PropertyItems)
{
bmp.RemovePropertyItem(pi.Id);
}
foreach (EXIF_TAGS et in TagList)
{
pp.Id = et.tag;
pp.Type = (short)et.type;
pp.Value = new byte[et.data.Length];
et.data.CopyTo(pp.Value, 0);
if (et.type == (int)ExifType.ASCII)
{
if ((et.data[et.data.Length - 1] != '\0') && AutoAdjust)
{
byte[] tmpb = new byte[et.data.Length];
et.data.CopyTo(tmpb, 0);
pp.Value = new byte[et.data.Length + 1];
tmpb.CopyTo(pp.Value, 0);
pp.Value[et.data.Length] = (byte)'\0';
}
}
switch ((ExifType)Enum.ToObject(typeof(ExifType), et.type))
{
case ExifType.BYTE:
pp.Len = 1;
break;
case ExifType.SHORT:
pp.Len = 2;
break;
case ExifType.LONG:
case ExifType.SLONG:
pp.Len = 4;
break;
case ExifType.RATIONAL:
case ExifType.SRATIONAL:
pp.Len = 8;
break;
case ExifType.UNDEFINED:
case ExifType.ASCII:
pp.Len = pp.Value.Length;
break;
default:
pp.Len = 0;
break;
}
bmp.SetPropertyItem(pp);
}
System.Drawing.Imaging.EncoderParameters eps = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter ep = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, JpegQuality);
eps.Param[0] = ep;
System.Drawing.Imaging.ImageCodecInfo jici = null;
foreach (System.Drawing.Imaging.ImageCodecInfo ici in System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders())
{
if (ici.FormatID == System.Drawing.Imaging.ImageFormat.Jpeg.Guid)
{
jici = ici;
break;
}
}
if (jici is null)
{
return((int)ErrorNumber.ParameterNull);
}
if (!filePath.Equals(dstPath))
{
bmp.Save(dstPath, jici, eps);
bmp.Dispose();
}
else
{
string tempPath = DateTime.Now.ToString("yyyyMMddHHmmssfff");
bmp.Save(tempPath, jici, eps);
bmp.Dispose();
try
{
System.IO.File.Delete(filePath);
System.IO.File.Move(tempPath, dstPath);
}
finally
{
if (System.IO.File.Exists(tempPath))
{
System.IO.File.Delete(tempPath);
}
}
}
}
catch
{
return((int)ErrorNumber.Unknown);
}
finally
{
if (bmp != null)
{
bmp.Dispose();
}
}
return((int)ErrorNumber.NoError);
}
public EncoderParameter(Encoder encoder, int numberValues, EncoderParameterValueType type, IntPtr value)
{
WrappedEncoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, NumberOfValues,
(System.Drawing.Imaging.EncoderParameterValueType)type, value);
}
/// <summary>
/// 加图片水印
/// </summary>
/// <param name="filename">文件名</param>
/// <param name="watermarkFilename">水印文件名</param>
/// <param name="watermarkStatus">图片水印位置:0=不使用 1=左上 2=中上 3=右上 4=左中 ... 9=右下</param>
/// <param name="quality">是否是高质量图片 取值范围0--100</param>
/// <param name="watermarkTransparency">图片水印透明度 取值范围1--10 (10为不透明)</param>
public static void AddImageSignPic(string Path, string filename, string watermarkFilename, int watermarkStatus, int quality, int watermarkTransparency)
{
System.Drawing.Image img = System.Drawing.Image.FromFile(Path);
System.Drawing.Graphics g = System.Drawing.Graphics.FromImage(img);
//设置高质量插值法
//g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
//设置高质量,低速度呈现平滑程度
//g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
System.Drawing.Image watermark = new System.Drawing.Bitmap(watermarkFilename);
if (watermark.Height >= img.Height || watermark.Width >= img.Width)
{
return;
}
System.Drawing.Imaging.ImageAttributes imageAttributes = new System.Drawing.Imaging.ImageAttributes();
System.Drawing.Imaging.ColorMap colorMap = new System.Drawing.Imaging.ColorMap();
colorMap.OldColor = System.Drawing.Color.FromArgb(255, 0, 255, 0);
colorMap.NewColor = System.Drawing.Color.FromArgb(0, 0, 0, 0);
System.Drawing.Imaging.ColorMap[] remapTable = { colorMap };
imageAttributes.SetRemapTable(remapTable, System.Drawing.Imaging.ColorAdjustType.Bitmap);
float transparency = 0.5F;
if (watermarkTransparency >= 1 && watermarkTransparency <= 10)
{
transparency = (watermarkTransparency / 10.0F);
}
float[][] colorMatrixElements = {
new float[] {1.0f, 0.0f, 0.0f, 0.0f, 0.0f},
new float[] {0.0f, 1.0f, 0.0f, 0.0f, 0.0f},
new float[] {0.0f, 0.0f, 1.0f, 0.0f, 0.0f},
new float[] {0.0f, 0.0f, 0.0f, transparency, 0.0f},
new float[] {0.0f, 0.0f, 0.0f, 0.0f, 1.0f}
};
System.Drawing.Imaging.ColorMatrix colorMatrix = new System.Drawing.Imaging.ColorMatrix(colorMatrixElements);
imageAttributes.SetColorMatrix(colorMatrix, System.Drawing.Imaging.ColorMatrixFlag.Default, System.Drawing.Imaging.ColorAdjustType.Bitmap);
int xpos = 0;
int ypos = 0;
switch (watermarkStatus)
{
case 1:
xpos = (int)(img.Width * (float).01);
ypos = (int)(img.Height * (float).01);
break;
case 2:
xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
ypos = (int)(img.Height * (float).01);
break;
case 3:
xpos = (int)((img.Width * (float).99) - (watermark.Width));
ypos = (int)(img.Height * (float).01);
break;
case 4:
xpos = (int)(img.Width * (float).01);
ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
break;
case 5:
xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
break;
case 6:
xpos = (int)((img.Width * (float).99) - (watermark.Width));
ypos = (int)((img.Height * (float).50) - (watermark.Height / 2));
break;
case 7:
xpos = (int)(img.Width * (float).01);
ypos = (int)((img.Height * (float).99) - watermark.Height);
break;
case 8:
xpos = (int)((img.Width * (float).50) - (watermark.Width / 2));
ypos = (int)((img.Height * (float).99) - watermark.Height);
break;
case 9:
xpos = (int)((img.Width * (float).99) - (watermark.Width));
ypos = (int)((img.Height * (float).99) - watermark.Height);
break;
}
g.DrawImage(watermark, new System.Drawing.Rectangle(xpos, ypos, watermark.Width, watermark.Height), 0, 0, watermark.Width, watermark.Height, System.Drawing.GraphicsUnit.Pixel, imageAttributes);
System.Drawing.Imaging.ImageCodecInfo[] codecs = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.ImageCodecInfo ici = null;
foreach (System.Drawing.Imaging.ImageCodecInfo codec in codecs)
{
//if (codec.MimeType.IndexOf("jpeg") > -1)
if (codec.MimeType.Contains("jpeg"))
{
ici = codec;
}
}
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] qualityParam = new long[1];
if (quality < 0 || quality > 100)
{
quality = 80;
}
qualityParam[0] = quality;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, qualityParam);
encoderParams.Param[0] = encoderParam;
if (ici != null)
{
img.Save(filename, ici, encoderParams);
}
else
{
img.Save(filename);
}
g.Dispose();
img.Dispose();
watermark.Dispose();
imageAttributes.Dispose();
}
private void run()
{
string dir = this.textBox2.Text;
string outputDir = Path.Combine(dir, "output");
string bookName = this.textBox7.Text;
string runDir = AppDomain.CurrentDomain.BaseDirectory;
string chapterHtml = File.ReadAllText(Path.Combine(runDir, "chapter.html"));
string ePubRawFolder = Path.Combine(runDir, "ePub");
FileHelper.DeleteDirectory(outputDir);
FileHelper.CreateDirectory(outputDir);
#region JPEG Params
var encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] quality = new long[1];
quality[0] = 100;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, quality);
encoderParams.Param[0] = encoderParam;
System.Drawing.Imaging.ImageCodecInfo jpegICI = null;
System.Drawing.Imaging.ImageCodecInfo[] arrayICI = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
for (int x = 0; x < arrayICI.Length; x++)
{
if (arrayICI[x].FormatDescription.Equals("JPEG"))
{
jpegICI = arrayICI[x];
break;
}
}
#endregion
#region Process Images
int topCut = 0;
int.TryParse(this.textBox3.Text, out topCut);
int bottomCut = 0;
int.TryParse(this.textBox4.Text, out bottomCut);
int xuKuan = 0;
int.TryParse(this.textBox5.Text, out xuKuan);
int imageWidth = 1080;
int imageHeight = 1440;
string[] files = Directory.GetFiles(dir);
int dirIdx = 1;
int fenJuanPageCount = 0;
int.TryParse(this.textBox6.Text, out fenJuanPageCount);
List<string> folders = new List<string>();
string imgDesDir = outputDir;
int fileIdx = 0;
if (fenJuanPageCount > 0)
{
imgDesDir = Path.Combine(outputDir, dirIdx.ToString().PadLeft(3, '0'));
}
FileHelper.CreateDirectory(imgDesDir);
folders.Add(imgDesDir);
foreach (string imgFile in files)
{
fileIdx++;
if (fenJuanPageCount > 0 && fileIdx > fenJuanPageCount)
{
dirIdx++;
imgDesDir = Path.Combine(outputDir, dirIdx.ToString().PadLeft(3, '0'));
FileHelper.CreateDirectory(imgDesDir);
folders.Add(imgDesDir);
fileIdx = 1;
}
string fileName = Path.GetFileNameWithoutExtension(imgFile);
this.showLog("Processing " + imgFile + ", Total " + files.Length);
//Temp Pic
var objPic = new Bitmap(imgFile);
int tempPicHeight = imageHeight + topCut + bottomCut;
int tempPicWidth = (int)(objPic.Width * ((float)tempPicHeight / objPic.Height));
var objTempPic = new Bitmap(tempPicWidth, tempPicHeight);
using (Graphics g = Graphics.FromImage(objTempPic))
{
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
g.DrawImage(objPic, 0, 0, objTempPic.Width, objTempPic.Height);
}
objPic.Dispose();
//New Pic
int startX = 0;
int idx = 1;
while (startX < tempPicWidth)
{
var objNewPic = new Bitmap(imageWidth, imageHeight);
using (Graphics g = Graphics.FromImage(objNewPic))
{
g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
g.FillRectangle(Brushes.White, 0, 0, imageWidth, imageHeight);
g.DrawImage(objTempPic, 0, 0, new Rectangle(startX, topCut, imageWidth, imageHeight), GraphicsUnit.Pixel);
}
objNewPic.Save(Path.Combine(imgDesDir, fileName + idx.ToString() + ".jpg"), jpegICI, encoderParams);
objNewPic.Dispose();
startX += imageWidth - xuKuan;
idx++;
}
objTempPic.Dispose();
}
#endregion
#region Create ePub
if (this.checkBox1.Checked)
{
for (int i = 0; i < folders.Count; i++)
{
this.showLog("Creating ePub for folder " + i);
string ePubFolder = Path.Combine(outputDir, "epub" + i);
FileHelper.CreateDirectory(ePubFolder);
FileHelper.CopyDirectoryTo(ePubRawFolder, ePubFolder, ePubRawFolder);
string strItems = string.Empty;
string strItemRef = string.Empty;
string strNavPoints = string.Empty;
string[] images = Directory.GetFiles(folders[i]);
for (int j = 0; j < images.Length; j++)
{
string imageFile = images[j];
string imageFileName = Path.GetFileName(imageFile);
string page = (j + 1).ToString();
FileHelper.MoveFile(imageFile, Path.Combine(ePubFolder, "OPS", "images", imageFileName));
string pageHtml = chapterHtml.Replace("[%page%]", page).Replace("[%image%]", imageFileName);
File.WriteAllText(Path.Combine(ePubFolder, "OPS", "chapter" + page + ".html"), pageHtml);
strItems += "<item id=\"chapter" + page + "\" href=\"chapter" + page + ".html\" media-type=\"application/xhtml+xml\"/>" + Environment.NewLine;
strItemRef += "<itemref idref=\"chapter" + page + "\" linear=\"yes\"/>" + Environment.NewLine;
strNavPoints += "<navPoint id=\"chapter" + page + "\" playOrder=\"" + page + "\">" + Environment.NewLine + "<navLabel><text>第" + page + "页</text></navLabel>" + Environment.NewLine + "<content src=\"chapter" + page + ".html\"/>" + Environment.NewLine + "</navPoint>" + Environment.NewLine;
}
string fbNcxPath = Path.Combine(ePubFolder, "OPS", "fb.ncx");
string fbOpfPath = Path.Combine(ePubFolder, "OPS", "fb.opf");
File.WriteAllText(fbNcxPath, File.ReadAllText(fbNcxPath).Replace("[%navPoints%]", strNavPoints));
File.WriteAllText(fbOpfPath, File.ReadAllText(fbOpfPath).Replace("[%items%]", strItems).Replace("[%itemrefs%]", strItemRef));
string ePubFileName = bookName + i.ToString() + ".epub";
Process p = new Process();
p.StartInfo.UseShellExecute = false;
p.StartInfo.FileName = Path.Combine(runDir, "zip.exe");
p.StartInfo.Arguments = "-r " + ePubFileName + " META-INF OPS mimetype";
p.StartInfo.WorkingDirectory = ePubFolder;
p.Start();
p.WaitForExit();
FileHelper.MoveFile(Path.Combine(ePubFolder, ePubFileName), Path.Combine(outputDir, ePubFileName));
//FileHelper.CreateZipForDir(ePubFolder, Path.Combine(outputDir, bookName + i.ToString() + ".epub"));
}
}
#endregion
this.showLog("Done");
this.Invoke(new Action(resetButton));
}
/// <summary>
/// 在图片上生成图片水印
/// </summary>
/// <param name="sourcePath">原图片路径</param>
/// <param name="targetPath">另存为路径</param>
/// <param name="waterMarkFilePath">水印图片路径</param>
/// <param name="positionType">图片水印位置:UL，UM ， UR ， ML ， MM ， MR ， BL ， BM ， BR ，CUSTORM 为自定义.</param>
/// <param name="quality">是否是高质量图片 取值范围0--100</param>
/// <param name="watermarkTransparency">图片水印透明度 取值范围1--10 (10为不透明)</param>
/// <returns></returns>
public static bool PictureWatermark(string sourcePath, string targetPath, string waterMarkFilePath, PicWaterMarkPosition positionType, int quality, int watermarkTransparency)
{
System.Drawing.Image img = System.Drawing.Image.FromFile(sourcePath);
System.Drawing.Bitmap outPut = new System.Drawing.Bitmap(img);
try
{
#region using
using (Graphics g = Graphics.FromImage(outPut))
{
//设置高质量插值法
//g.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.High;
//设置高质量,低速度呈现平滑程度
//g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
System.Drawing.Image markImg = new System.Drawing.Bitmap(waterMarkFilePath);
if (markImg.Height >= img.Height || markImg.Width >= img.Width)
{
return false;
}
System.Drawing.Imaging.ImageAttributes imageAttributes = new System.Drawing.Imaging.ImageAttributes();
System.Drawing.Imaging.ColorMap colorMap = new System.Drawing.Imaging.ColorMap();
colorMap.OldColor = System.Drawing.Color.FromArgb(255, 0, 255, 0);
colorMap.NewColor = System.Drawing.Color.FromArgb(0, 0, 0, 0);
System.Drawing.Imaging.ColorMap[] remapTable = { colorMap };
imageAttributes.SetRemapTable(remapTable, System.Drawing.Imaging.ColorAdjustType.Bitmap);
float transparency = 0.5F;
if (watermarkTransparency >= 1 && watermarkTransparency <= 10)
{
transparency = (watermarkTransparency / 10.0F);
}
float[][] colorMatrixElements = {
new float[] {1.0f, 0.0f, 0.0f, 0.0f, 0.0f},
new float[] {0.0f, 1.0f, 0.0f, 0.0f, 0.0f},
new float[] {0.0f, 0.0f, 1.0f, 0.0f, 0.0f},
new float[] {0.0f, 0.0f, 0.0f, transparency, 0.0f},
new float[] {0.0f, 0.0f, 0.0f, 0.0f, 1.0f}
};
System.Drawing.Imaging.ColorMatrix colorMatrix = new System.Drawing.Imaging.ColorMatrix(colorMatrixElements);
imageAttributes.SetColorMatrix(colorMatrix, System.Drawing.Imaging.ColorMatrixFlag.Default, System.Drawing.Imaging.ColorAdjustType.Bitmap);
int xpos = 0;
int ypos = 0;
#region position
switch (positionType)
{
case PicWaterMarkPosition.UL:
xpos = (int)(img.Width * (float).01);
ypos = (int)(img.Height * (float).01);
break;
case PicWaterMarkPosition.UM:
xpos = (int)((img.Width * (float).50) - (markImg.Width / 2));
ypos = (int)(img.Height * (float).01);
break;
case PicWaterMarkPosition.UR:
xpos = (int)((img.Width * (float).99) - (markImg.Width));
ypos = (int)(img.Height * (float).01);
break;
case PicWaterMarkPosition.ML:
xpos = (int)(img.Width * (float).01);
ypos = (int)((img.Height * (float).50) - (markImg.Height / 2));
break;
case PicWaterMarkPosition.MM:
xpos = (int)((img.Width * (float).50) - (markImg.Width / 2));
ypos = (int)((img.Height * (float).50) - (markImg.Height / 2));
break;
case PicWaterMarkPosition.MR:
xpos = (int)((img.Width * (float).99) - (markImg.Width));
ypos = (int)((img.Height * (float).50) - (markImg.Height / 2));
break;
case PicWaterMarkPosition.BL:
xpos = (int)(img.Width * (float).01);
ypos = (int)((img.Height * (float).99) - markImg.Height);
break;
case PicWaterMarkPosition.BM:
xpos = (int)((img.Width * (float).50) - (markImg.Width / 2));
ypos = (int)((img.Height * (float).99) - markImg.Height);
break;
case PicWaterMarkPosition.BR:
xpos = (int)((img.Width * (float).99) - (markImg.Width));
ypos = (int)((img.Height * (float).99) - markImg.Height);
break;
}
#endregion position
g.DrawImage(markImg, new System.Drawing.Rectangle(xpos, ypos, markImg.Width, markImg.Height), 0, 0, markImg.Width, markImg.Height, System.Drawing.GraphicsUnit.Pixel, imageAttributes);
System.Drawing.Imaging.ImageCodecInfo[] codecs = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders();
System.Drawing.Imaging.ImageCodecInfo ici = null;
foreach (System.Drawing.Imaging.ImageCodecInfo codec in codecs)
{
if (codec.MimeType.IndexOf("jpeg") > -1)
{
ici = codec;
}
}
System.Drawing.Imaging.EncoderParameters encoderParams = new System.Drawing.Imaging.EncoderParameters();
long[] qualityParam = new long[1];
if (quality < 0 || quality > 100)
{
quality = 80;
}
qualityParam[0] = quality;
System.Drawing.Imaging.EncoderParameter encoderParam = new System.Drawing.Imaging.EncoderParameter(System.Drawing.Imaging.Encoder.Quality, qualityParam);
encoderParams.Param[0] = encoderParam;
if (ici != null)
{
outPut.Save(targetPath, ici, encoderParams);
}
else
{
outPut.Save(targetPath);
}
g.Dispose();
markImg.Dispose();
imageAttributes.Dispose();
}
#endregion using
}
catch (Exception)
{
return false;
}
finally
{
if (outPut != null)
{
outPut.Dispose();
}
if (img != null)
{
img.Dispose();
}
}
return true;
}
public static void CreateImage(string sFile, int intHeight, int intWidth)
{
string tmp;
if (sFile.ToUpper().Contains(".JPG"))
{
tmp = sFile.ToUpper().Replace(".JPG", "_TEMP.JPG");
}
else if (sFile.ToUpper().Contains(".PNG"))
{
tmp = sFile.ToUpper().Replace(".PNG", "_TEMP.PNG");
}
else if (sFile.ToUpper().Contains(".GIF"))
{
tmp = sFile.ToUpper().Replace(".GIF", "_TEMP.GIF");
}
else if (sFile.ToUpper().Contains(".JPEG"))
{
tmp = sFile.ToUpper().Replace(".JPEG", "_TEMP.JPEG");
}
else
{
tmp = sFile;
}
File.Copy(sFile, tmp);
var g = Image.FromFile(tmp);
//Dim thisFormat = g.RawFormat
int newHeight;
int newWidth;
newHeight = intHeight;
newWidth = intWidth;
Size imgSize;
if (g.Width > newWidth | g.Height > newHeight)
{
imgSize = NewImageSize(g.Width, g.Height, newWidth, newHeight);
imgHeight = imgSize.Height;
imgWidth = imgSize.Width;
}
else
{
imgHeight = g.Height;
imgWidth = g.Width;
}
var imgOutput1 = new Bitmap(g, imgWidth, imgHeight);
Graphics bmpOutput = Graphics.FromImage(imgOutput1);
bmpOutput.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
bmpOutput.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
var compressionRectange = new Rectangle(0, 0, imgWidth, imgHeight);
bmpOutput.DrawImage(g, compressionRectange);
System.Drawing.Imaging.ImageCodecInfo myImageCodecInfo;
System.Drawing.Imaging.Encoder myEncoder;
System.Drawing.Imaging.EncoderParameter myEncoderParameter;
System.Drawing.Imaging.EncoderParameters myEncoderParameters;
myImageCodecInfo = GetEncoderInfo("image/jpeg");
myEncoder = System.Drawing.Imaging.Encoder.Quality;
myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 90);
myEncoderParameters.Param[0] = myEncoderParameter;
imgOutput1.Save(sFile, myImageCodecInfo, myEncoderParameters);
g.Dispose();
imgOutput1.Dispose();
File.Delete(tmp);
}
private EncoderParameter(System.Drawing.Imaging.EncoderParameter encoderParameter)
{
WrappedEncoderParameter = encoderParameter;
}
private void ButtonMove_Click(object sender, RoutedEventArgs e)
{
if (this.ComboBoxServerFolder.SelectedItem != null)
{
ServerFolder serverFolder = (ServerFolder)this.ComboBoxServerFolder.SelectedItem;
if (this.ListViewScannedFiles.SelectedItems.Count != 0)
{
ScannedFile scannedFile = (ScannedFile)this.ListViewScannedFiles.SelectedItem;
YellowstonePathology.Business.Document.CaseDocumentCollection caseDocumentCollection = new Business.Document.CaseDocumentCollection(this.m_ReportNo);
YellowstonePathology.Business.Document.CaseDocumentCollection requisitions = caseDocumentCollection.GetRequisitions();
int nextReqNo = requisitions.Count + 1;
YellowstonePathology.Business.OrderIdParser orderIdParser = new Business.OrderIdParser(this.m_ReportNo);
if (orderIdParser.ReportNo != null || orderIdParser.MasterAccessionNo != null)
{
string newFileName = System.IO.Path.Combine(YellowstonePathology.Document.CaseDocumentPath.GetPath(orderIdParser), this.m_ReportNo + ".REQ." + nextReqNo.ToString() + ".TIF");
if (orderIdParser.IsLegacyReportNo == false)
{
string masterAccessionNo = orderIdParser.MasterAccessionNo;
newFileName = System.IO.Path.Combine(YellowstonePathology.Document.CaseDocumentPath.GetPath(orderIdParser), masterAccessionNo + ".REQ." + nextReqNo.ToString() + ".TIF");
}
if (scannedFile.Extension.ToUpper() == ".TIF")
{
System.IO.File.Copy(scannedFile.Name, newFileName);
}
else if (scannedFile.Extension.ToUpper() == ".JPG")
{
System.Drawing.Imaging.ImageCodecInfo myImageCodecInfo;
System.Drawing.Imaging.Encoder myEncoder;
System.Drawing.Imaging.EncoderParameter myEncoderParameter;
System.Drawing.Imaging.EncoderParameters myEncoderParameters;
myImageCodecInfo = GetEncoderInfo("image/tiff");
myEncoder = System.Drawing.Imaging.Encoder.Compression;
myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, (long)System.Drawing.Imaging.EncoderValue.CompressionCCITT4);
myEncoderParameters.Param[0] = myEncoderParameter;
System.Drawing.Bitmap bitmap = new System.Drawing.Bitmap(scannedFile.Name);
bitmap.Save(newFileName, myImageCodecInfo, myEncoderParameters);
bitmap.Dispose();
}
System.IO.File.Delete(scannedFile.Name);
this.StackPanelImage.Children.RemoveRange(0, this.StackPanelImage.Children.Count);
this.m_ServerFileCollection = new ScannedFileCollection();
this.m_ServerFileCollection.LoadFiles(serverFolder.Path);
this.NotifyPropertyChanged("ServerFileCollection");
this.ListViewScannedFiles.SelectedIndex = 0;
if (orderIdParser.IsLegacyReportNo) this.ReportNo = this.ReportNo.Substring(0, 4);
else this.ReportNo = this.ReportNo.Substring(0, 3);
}
else
{
MessageBox.Show("The Master Accession No should be used for the new style report - 13-123.S \nThe Report No needs to be used for old style reports - S13-123", "Use correct identifier");
}
}
}
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> class with the
/// specified <see cref="T:Common.Drawing.Imaging.Encoder" /> object and one 8-bit value. Sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" /> property to
/// <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeUndefined" /> or
/// <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeByte" />, and sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.NumberOfValues" /> property to 1.
/// </summary>
/// <param name="encoder">
/// An <see cref="T:Common.Drawing.Imaging.Encoder" /> object that encapsulates the globally unique
/// identifier of the parameter category.
/// </param>
/// <param name="value">
/// A byte that specifies the value stored in the
/// <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> object.
/// </param>
/// <param name="undefined">
/// If true, the <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" /> property is set
/// to <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeUndefined" />; otherwise, the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" /> property is set to
/// <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeByte" />.
/// </param>
public EncoderParameter(Encoder encoder, byte value, bool undefined)
{
WrappedEncoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, value, undefined);
}
/// <summary>
/// Initializes a new instance of the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> class with the
/// specified <see cref="T:Common.Drawing.Imaging.Encoder" /> object and one 64-bit integer. Sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.ValueType" /> property to
/// <see cref="F:Common.Drawing.Imaging.EncoderParameterValueType.ValueTypeLong" /> (32 bits), and sets the
/// <see cref="P:Common.Drawing.Imaging.EncoderParameter.NumberOfValues" /> property to 1.
/// </summary>
/// <param name="encoder">
/// An <see cref="T:Common.Drawing.Imaging.Encoder" /> object that encapsulates the globally unique
/// identifier of the parameter category.
/// </param>
/// <param name="value">
/// A 64-bit integer that specifies the value stored in the
/// <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> object. Must be nonnegative. This parameter is converted
/// to a 32-bit integer before it is stored in the <see cref="T:Common.Drawing.Imaging.EncoderParameter" /> object.
/// </param>
public EncoderParameter(Encoder encoder, long value)
{
WrappedEncoderParameter = new System.Drawing.Imaging.EncoderParameter(encoder, value);
}
/// <summary>
/// Save a card as JPEG file
/// </summary>
/// <param name="fileName">path to the file to save</param>
/// <param name="resolution">image resolution</param>
/// <param name="quality">image quality</param>
/// <param name="showQsos">Boolean to indicate whether the card should include QSO info</param>
private void SaveCardAsJpeg(string fileName, int resolution, int quality,
bool showQsos)
{
// create visual of the card
CardTabItem cti = mainTabControl.SelectedItem as CardTabItem;
if(cti != null)
{
CardWF card = cti.cardPanel.QslCard.Clone();
card.IsInDesignMode = false;
FormsCardView cView = new FormsCardView(card);
List<List<DispQso>> dispQsos = new List<List<DispQso>>();
if(card.QsosBox != null)
{
if(qsosView.DisplayQsos.Count > 0 && showQsos)
{
dispQsos = qsosView.DisplayQsos.GetDispQsosList(card);
}
}
float scale = (float)resolution / 100.0F;
int bitmapWidth = (int)((float)card.Width * scale);
int bitmapHeight = (int)((float)card.Height * scale);
System.Drawing.Bitmap bitmap =
new System.Drawing.Bitmap(bitmapWidth, bitmapHeight);
bitmap.SetResolution(resolution, resolution);
System.Drawing.Graphics graphics =
System.Drawing.Graphics.FromImage(bitmap);
graphics.ScaleTransform(scale, scale);
cView.PaintCard(graphics, dispQsos.Count > 0 ? dispQsos[0] : null,
96F / resolution);
graphics.Dispose();
System.Drawing.Imaging.ImageCodecInfo jpgEncoder =
GetEncoder(System.Drawing.Imaging.ImageFormat.Jpeg);
System.Drawing.Imaging.Encoder qualityEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameter encoderParameter =
new System.Drawing.Imaging.EncoderParameter(qualityEncoder, quality);
System.Drawing.Imaging.EncoderParameters encoderParams =
new System.Drawing.Imaging.EncoderParameters(1);
encoderParams.Param[0] = encoderParameter;
bitmap.Save(fileName, jpgEncoder, encoderParams);
bitmap.Dispose();
}
}
private System.Drawing.Image FormatImage(HtmlInputFile file, string savePath,string Imgsize)
{
//width,height,size
int fix = Convert.ToInt32(Imgsize);
int nHeight = 0;
int nWidth = 0;
int maxSize = 3000;
//if (!(type == "jpg" || type == "bmp" || type == "gif" || type == "jpeg" || type == "png")) { throw new Exception("type error"); } //validate formatter
int size = (int)((float)file.PostedFile.ContentLength / (float)1024); //byte exchange kb
if (size > maxSize) { throw new Exception("img size:" + size.ToString() + "KB,Maximum image size is 200KB! "); }
if (System.IO.File.Exists(savePath)) { System.IO.File.Delete(savePath); }
using (System.Drawing.Image Cimage = System.Drawing.Image.FromStream(file.PostedFile.InputStream))
{
if (Cimage.Width > nWidth || Cimage.Height > nHeight)
{
if (Cimage.Width >= Cimage.Height)
{
nWidth = fix;
nHeight = Convert.ToInt32((Convert.ToDouble(nWidth) / Convert.ToDouble(Cimage.Width)) * Convert.ToDouble(Cimage.Height));
}
else
{
nHeight = fix;
nWidth = Convert.ToInt32((Convert.ToDouble(nHeight) / Convert.ToDouble(Cimage.Height)) * Convert.ToDouble(Cimage.Width));
}
Bitmap newimage = new Bitmap(Cimage, nWidth, nHeight);
System.Drawing.Imaging.ImageCodecInfo jpegEncoder = System.Drawing.Imaging.ImageCodecInfo.GetImageEncoders().Where(ks => ks.MimeType == "image/jpeg").FirstOrDefault();
System.Drawing.Imaging.Encoder myEncoder = System.Drawing.Imaging.Encoder.Quality;
System.Drawing.Imaging.EncoderParameters myEncoderParameters = new System.Drawing.Imaging.EncoderParameters(1);
System.Drawing.Imaging.EncoderParameter myEncoderParameter = new System.Drawing.Imaging.EncoderParameter(myEncoder, 100L);
myEncoderParameters.Param[0] = myEncoderParameter;
newimage.Save(Server.MapPath(savePath), jpegEncoder, myEncoderParameters);
return Cimage;
}
else { Cimage.Save(Server.MapPath(savePath));
return Cimage;
}
}
Response.Write("add sucessful.");
}
