//选择PDF预览文件
private void comboPDFlist_SelectionChangeCommitted(object sender, EventArgs e)
{
pdfInputPath = comboPDFlist.SelectedValue.ToString();
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
Bitmap pageImage = pdfFile.GetPageImage(0, 56 * 1);
pictureBox1.Image = pageImage;
imgStartPage = 1;
imgPageCount = pdfFile.PageCount;
pdfFile.Dispose();
labelPage.Text = imgStartPage + "/" + imgPageCount;
float px, py;
DataRow[] arrRow = dtPos.Select("Path = '" + pdfInputPath + "' and Page = " + imgStartPage);
if (arrRow == null || arrRow.Length == 0)
{
px = Convert.ToSingle(textPx.Text); //这里根据比例来定位
py = Convert.ToSingle(textPy.Text); //这里根据比例来定位
}
else
{
DataRow dr = arrRow[0];
px = Convert.ToSingle(dr["X"].ToString());
py = Convert.ToSingle(dr["Y"].ToString());
}
int X = Convert.ToInt32(pictureBox1.Width * px);
int Y = Convert.ToInt32(pictureBox1.Height * py);
Point pt1 = pictureBox1.Location;
pictureBox2.Location = new Point(pt1.X + X - 10, pt1.Y + Y - 10);
}
/// <summary>
/// 将Pdf转换成图片存放在指定的文件夹下面并且返回转换了多少张图片(插件：O2S.Components.PDFRender4NETd)
/// (使用：调用此方法传递参数，最后一个参数为模糊度(参考传递30))
/// </summary>
/// <param name="pdfInputPath">源PDF路径</param>
/// <param name="imageOutpPutPath">PDF转化成图片之后存放的路径</param>
/// <param name="imageFormat">转换的图片格式</param>
/// <param name="difinition">传递参数模糊度</param>
/// <returns>返回转换了多少张图片信息</returns>
public static int PdfConvertImageInfo(string pdfInputPath, string imageOutpPutPath, ImageFormat imageFormat,
float difinition)
{
try
{
//第一步：判断需要转换的PDF是否存在
if (!File.Exists(pdfInputPath))
{
throw new System.Exception("PDF的路径不存在");
}
//第二步：判断存放转换后图片的地址是否存在
if (!Directory.Exists(imageOutpPutPath))
{
throw new System.Exception("存放图片的路径不存在");
}
//第三步：进行转换(使用插件O2S.Components.PDFRender4NET)
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
int pageCount = pdfFile.PageCount;
for (int i = 0; i < pageCount; i++)
{
Bitmap bitmap = pdfFile.GetPageImage(i, difinition);
bitmap.Save(Path.Combine(imageOutpPutPath, i + "." + imageFormat), imageFormat);
bitmap.Dispose();
}
pdfFile.Dispose();
//第四步：返回PDF转换了多少张图片的个数
return(pageCount);
}
catch (System.Exception exception)
{
throw new System.Exception("PDF转换图片出现错误了，错误原因：" + exception.Message);
}
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static Stream ConvertPDF2Image(Stream stream,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition = Definition.Ten)
{
PDFFile pdfFile = PDFFile.Open(stream);
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
var ms = new MemoryStream();
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 40 * (int)definition);
pageImage.Save(ms, imageFormat);
pageImage.Dispose();
}
pdfFile.Dispose();
return(ms);
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static void ConvertPDF2Image(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
pageImage.Save(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
pageImage.Dispose();
}
pdfFile.Dispose();
}
public bool GetFilePath(int page, UnityAction <byte[]> fileAction)
{
if (pdfFile == null)
{
return(false);
}
Debug.Log(1);
Bitmap map;
map = pdfFile.GetPageImage(page, picureConfig.definition);
Debug.Log(2);
if (map == null)
{
return(false);
}
Debug.Log(3);
map = SetPictureAlpha(map, (int)picureConfig.transparent);
Debug.Log(4);
byte[] bytes = BitMapToArray(map);
Debug.Log(5);
if (fileAction != null)
{
fileAction(bytes);
}
return(true);
}
public static bool ToImage(string pdfInputPath, string imageOutputPath, string imageName, ImageFormat imageFormat)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
Data.pageCount = pdfFile.PageCount;
int startPageNum = 1;
int endPageNum = Data.pageCount;
Console.WriteLine(imageOutputPath);
if (!Directory.Exists(Data.sourceImageDirpath))
{
Directory.CreateDirectory(Data.sourceImageDirpath);
}
else
{
Directory.Delete(Data.sourceImageDirpath, true);
Directory.CreateDirectory(Data.sourceImageDirpath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
startPageNum = endPageNum;
endPageNum = startPageNum;
}
Data.OriginalImages = new List <Bitmap>();
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
float pageWidth = (float)(pdfFile.GetPageSize(i - 1).Width / 72);
//float pageHeight = (float)(pdfFile.GetPageSize(i - 1).Height / 72);
float resolution = Data.panelWidth / pageWidth;
//Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
Bitmap pageImage = pdfFile.GetPageImage(i - 1, resolution);
//if (!Directory.Exists(imageOutputPath))
// Directory.CreateDirectory(imageOutputPath + "\\images");
pageImage.Save(imageOutputPath + "\\" + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
string imgPath = imageOutputPath + "\\" + imageName + i.ToString() + "." + imageFormat.ToString();
Data.OriginalImages.Add(new Bitmap(GetCopyImage(imgPath)));
//File.Delete(imgPath);
//Console.WriteLine($"page {i} converted, width:{Data.OriginalImages[i - 1].Width} height:{Data.OriginalImages[i - 1].Height}");
}
pdfFile.Dispose();
//Data.OriginalImages.Clear();
//File.Delete(imageOutputPath + "\\" + imageName + "1." + imageFormat.ToString());
return(true);
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
private void ConvertPDF2ImageO2S(string pdfInputPath)
{
// Is NULL
if (pdfInputPath == null)
{
m_nConvertStatus = EErrorType.PTJ_FILENAME_EMPTY;
}
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
try
{
m_nTotalPage = pdfFile.PageCount;
PrintLog("ConvertStatus:" + (int)ConvertStatus.START + " " + 0 + " " + m_nTotalPage);
// start to convert each page
for (int i = 0; i < m_nTotalPage; i++)
{
PrintLog("ConvertStatus:" + (int)ConvertStatus.ING + " " + (i + 1).ToString() + " " + m_nTotalPage);
string strJPGName = m_strOutDir + "\\" + Path.GetFileNameWithoutExtension(pdfInputPath) + "_" + m_nTotalPage + "_" + (i + 1).ToString() + ".jpg";
Bitmap pageImage = pdfFile.GetPageImage(i, 56 * (int)m_dQuality);
pageImage.Save(strJPGName, ImageFormat.Jpeg);
pageImage.Dispose();
}
}
catch (Exception ex)
{
PrintLog(ex.Message.ToString());
m_nConvertStatus = EErrorType.PTJ_EXCEPTION_FAILED;
}
finally
{
pdfFile.Dispose();
}
}
public static int LeafletPdf2JPG(string pdfPath, string fileID, string taskID)
{
//Aspose.Pdf.Document pdf = new Aspose.Pdf.Document(pdfPath);
curIndex = 1;
int highHeightUnit = 0;
string root = Path.Combine(OfficeHelper.GetFolderPath(taskID, "Office"), fileID);
imgHeight = 0; listBitmaps = new Dictionary <string, Bitmap>();
if (!Directory.Exists(@root))
{
Directory.CreateDirectory(@root);
}
/*O2S.Components.PDFRender4NET.dll方式*/
PDFFile pdfFile = PDFFile.Open(pdfPath);
int pageCount = pdfFile.PageCount;
List <Bitmap> listImage = new List <Bitmap>();
for (int i = 1; i <= pageCount; i++)
{
Bitmap bitmap = pdfFile.GetPageImage(i - 1, 56 * (int)Definition.Two);
if (bitmap != null)
{
listImage.Add(bitmap);
}
}
highHeightUnit = MergerImageAndCut(listImage, root, true);
/*Aspose.Pdf方式,比较慢*/
//for (int pageCount = 1; pageCount <= pdf.Pages.Count; pageCount++)
//{
// string fileName = root + "\\" + pageCount + ".jpg";
// using (FileStream imageStream = new FileStream(fileName, FileMode.Create))
// {
// Aspose.Pdf.Devices.Resolution resolution = new Aspose.Pdf.Devices.Resolution(300);
// Aspose.Pdf.Devices.PngDevice pngDevice = new Aspose.Pdf.Devices.PngDevice(resolution);
// pngDevice.Process(pdf.Pages[pageCount], imageStream);
// Image image = Image.FromStream(imageStream);
// imageStream.Close();
// if (image != null)
// ImgCutSave(image, root, pageCount); //代码截图
// }
// if (File.Exists(fileName))
// File.Delete(fileName);
//}
foreach (KeyValuePair <string, Bitmap> bitmaps in listBitmaps)
{
Bitmap bitmap = bitmaps.Value;
if (bitmap != null)
{
ImageFormat imageFormat = ImageFormat.Jpeg;
bitmap.Save(bitmaps.Key, imageFormat);
}
}
return(highHeightUnit);
}
Bitmap GetCachedBmp(int pageIndex)
{
if (this.Pages[pageIndex].CachedMap == null)
{
this.Pages[pageIndex].CachedMap = pdfFile.GetPageImage(pageIndex, 300);
}
return(this.Pages[pageIndex].CachedMap);
}
/// <summary>
/// 将PDF转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public string[] PdfToPng(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, int definition)
{
List <string> outFileList = new List <string>();
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
if (endPageNum == 1)
{
Bitmap pageImage = pdfFile.GetPageImage(1 - 1, 56 * (int)definition);
pageImage.Save(imageOutputPath + imageName + "." + imageFormat, imageFormat);
pageImage.Dispose();
outFileList.Add(imageOutputPath + imageName + "." + imageFormat);
}
else
{
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
pageImage.Save(imageOutputPath + imageName + i + "." + imageFormat, imageFormat);
pageImage.Dispose();
outFileList.Add(imageOutputPath + imageName + i + "." + imageFormat);
}
}
pdfFile.Dispose();
return(outFileList.ToArray());;
}
public List <List <Bitmap> > ConvertPDF2ListImage(string pdfInputPath, string imageOutputPath, string imageName, int startPageNum, int endPageNum, System.Drawing.Imaging.ImageFormat imageFormat, Definition definition)
{
List <List <Bitmap> > xList = new List <List <Bitmap> >();
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
var x = _提取表格类.ConvertImage2form(pageImage);
//pageImage.Save(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
xList.Add(x);
pageImage.Dispose();
}
pdfFile.Dispose();
return(xList);
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static int ConvertPDF2Image(string pdfInputPath, string imageOutputPath,
string imageName, int?startPageNum, int?endPageNum, ImageFormat imageFormat, Definition definition = Definition.Five)
{
pdfInputPath = FileBasePath == null ? pdfInputPath : Path.Combine(FileBasePath, pdfInputPath);
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum == null)
{
startPageNum = 1;
}
if (endPageNum == null)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = (int)startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = (int)startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
pageImage.Save(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
pageImage.Dispose();
}
int pagecount = pdfFile.PageCount;
pdfFile.Dispose();
return(pagecount);
}
/// <summary>
/// 生成缩略图，只生成第一张页面的缩略图
/// </summary>
/// <param name="fileBuffer">文件的字节数组</param>
/// <param name="fileType">文件类型，目前支持：Word、Excel、PDF</param>
public static byte[] ConvertToSnap(byte[] fileBuffer, string fileType)
{
var snapStream = new MemoryStream();
if (fileType == "xls" || fileType == "xlsx")
{
var book = new Aspose.Cells.Workbook(new MemoryStream(fileBuffer));
var sheet = book.Worksheets[0];
var imgOptions = new Aspose.Cells.Rendering.ImageOrPrintOptions
{
OnePagePerSheet = true,
VerticalResolution = 400,
HorizontalResolution = 300,
ImageFormat = System.Drawing.Imaging.ImageFormat.Jpeg
};
var sr = new Aspose.Cells.Rendering.SheetRender(sheet, imgOptions);
sr.ToImage(0, snapStream);
}
else if (fileType == "doc" || fileType == "docx")
{
var doc = new Aspose.Words.Document(new MemoryStream(fileBuffer));
var imgOptions = new Aspose.Words.Saving.ImageSaveOptions(Aspose.Words.SaveFormat.Jpeg)
{
Resolution = 400,
};
doc.Save(snapStream, imgOptions);
}
else if (fileType == "pdf")
{
//aspose有性能问题
//var converter = new Aspose.Pdf.Facades.PdfConverter();
//converter.BindPdf(new Aspose.Pdf.Document(new MemoryStream(fileBuffer)));
//converter.DoConvert();
//converter.GetNextImage(snapStream, new Aspose.Pdf.PageSize(200, 150), System.Drawing.Imaging.ImageFormat.Jpeg,30);
//换用ghostscript
//GhostscriptRasterizer rasterizer = new GhostscriptRasterizer();
//rasterizer.Open(new MemoryStream(fileBuffer));
//Image page = rasterizer.GetPage(96, 96, 1);
//page.Save(snapStream, ImageFormat.Jpeg);
PDFFile pdfFile = PDFFile.Open(new MemoryStream(fileBuffer));
Bitmap bitmap = pdfFile.GetPageImage(0, 56 * (int)Definition.Two);
bitmap.Save(snapStream, ImageFormat.Jpeg);
}
var result = snapStream.ToArray();
snapStream.Close();
return(result);
}
private static bool convertPDFToImage(Log4netUtil.LogAppendToForms logAppendToForms, string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition, bool isDebug)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
try
{
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
string extension = imageFormat.ToString();
if (string.Equals(extension.ToLower(), "jpeg"))
{
extension = "jpg";
}
pageImage.Save(imageOutputPath + imageName + "." + extension, imageFormat);
//pageImage.Save(imageOutputPath + imageName + i.ToString() + "." + extension, imageFormat);
pageImage.Dispose();
}
return(true);
}
catch (Exception ex)
{
string logMessage = string.Format("【随货同行下载任务】 PdfInputPath {0} 转换图片失败！原因,{1}", pdfInputPath, ex.Message);
Log4netUtil.Log4NetHelper.LogMessage(logAppendToForms, isDebug, logMessage, @"KJJ\DownloadDataBusiness");
return(false);
}
finally
{
pdfFile.Dispose();
}
}
/// <summary>
/// 转换PDF为指定格式的图片
/// </summary>
/// <param name="pdfInputStream"></param>
/// <param name="imageFormat"></param>
/// <param name="resolution">清晰度，分为10级（数字1-10）</param>
/// <returns></returns>
public static IList <Stream> ConvertPdfToImage(Stream inputStream, ImageFormat imageFormat, int resolution)
{
PDFFile pdfFile = PDFFile.Open(inputStream);
IList <Stream> result = new List <Stream>();
for (int i = 0; i < pdfFile.PageCount; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i, 56 * (int)resolution);
result.Add(ConvertBitmap.ToMemoryStream(pageImage, imageFormat));
}
pdfFile.Dispose();
return(result);
}
/// <summary>
/// pdf转bitmap
/// </summary>
/// <param name="pdfPath">pdf文件路径</param>
/// <param name="usedAllPage">全部转换</param>
/// <param name="startPageNum">开始页数</param>
/// <param name="endPageNum">结束页数</param>
/// <param name="definition">转换质量（1~10）</param>
/// <returns></returns>
private List <Bitmap> PdfConvertBitmap(string pdfPath, bool usedAllPage, int startPageNum, int endPageNum, int definition)
{
List <Bitmap> bitmaps = new List <Bitmap>();
//打开pdf文件
PDFFile pdfFile = PDFFile.Open(pdfPath);
//页数处理
if (usedAllPage)
{
startPageNum = 1;
endPageNum = pdfFile.PageCount;
}
else
{
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
}
//转换质量处理
if (definition < 0)
{
definition = 1;
}
if (definition > 10)
{
definition = 10;
}
//转换图像
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * definition);
bitmaps.Add(pageImage);
}
pdfFile.Dispose();
return(bitmaps);
}
private void ConvertPDF2Image(string pdfInputPath, string imageOutputPath, string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
pageImage.Save(imageOutputPath + imageName + "." + imageFormat.ToString(), imageFormat);
pageImage.Dispose();
}
pdfFile.Dispose();
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static void ConvertPDF2Image(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, int definition) //Definition definition)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
string savefile = imageOutputPath + "\\" + imageName + "_" + i.ToString().PadLeft(3, '0') + "." + imageFormat.ToString();
System.Console.WriteLine("savefile:" + savefile);
if (!File.Exists(savefile))
{
pageImage.Save(savefile, imageFormat);
//pageImage.Save(imageOutputPath + imageName , imageFormat);
}
pageImage.Dispose();
}
pdfFile.Dispose();
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static void ConvertPdf2Image(string pdfInputPath, string imageOutputPath, string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
if (File.Exists(pdfInputPath))
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
startPageNum = endPageNum;
endPageNum = startPageNum;
}
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
int canKao = pageImage.Width > pageImage.Height ? pageImage.Height : pageImage.Width;
int newHeight = canKao > 1080 ? pageImage.Height / 2 : pageImage.Height;
int newWidth = canKao > 1080 ? pageImage.Width / 2 : pageImage.Width;
Bitmap newPageImage = new Bitmap(newWidth, newHeight);
Graphics g = Graphics.FromImage(newPageImage);
g.InterpolationMode = InterpolationMode.Default;
g.DrawImage(pageImage, new Rectangle(0, 0, newWidth, newHeight), new Rectangle(0, 0, pageImage.Width, pageImage.Height), GraphicsUnit.Pixel);
newPageImage.Save(imageOutputPath + imageName + "." + imageFormat, imageFormat);
g.Dispose();
newPageImage.Dispose();
pageImage.Dispose();
}
pdfFile.Dispose();
}
}
public int ConvertPDF2Image(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
int fileCount = pdfFile.PageCount;
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= pdfFile.PageCount; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
Bitmap pageImageNew = ZoomAuto(pageImage, 1280, 1024);//KiResizeImage(pageImage, 1280, 1024);
pageImageNew.Save(imageOutputPath + "\\" + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
pageImageNew.Dispose();
}
pdfFile.Dispose();
return(fileCount);
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public DataTable ConvertPDF2Image(string pdfInputPath, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
// pdfInputPath = "\\\\192.168.23.75\\web\\TEMPPDF\\1.pdf";
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
DataTable dtImage = new DataTable("ImageData");
dtImage.Columns.Add("PageCount", typeof(System.Int32));
DataColumn ImagePrint = new DataColumn("ImagePrint", typeof(Image));
dtImage.Columns.Add(ImagePrint);
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
MemoryStream ms = new MemoryStream();
pageImage.Save(ms, imageFormat);
Image datatableImage = Image.FromStream(ms);
DataRow newRow = dtImage.NewRow();
newRow["PageCount"] = i;
newRow["ImagePrint"] = datatableImage;
dtImage.Rows.Add(newRow);
pageImage.Dispose();
}
pdfFile.Dispose();
return(dtImage);
}
private string ProcessPage(PDFFile pdf, string destDir, string guid, int pageIndex, int pageCount, int imgQuality)
{
string imgPaths = destDir + guid;//Guid.NewGuid().ToString();
if (!Directory.Exists(imgPaths))
{
Directory.CreateDirectory(imgPaths);
}
if (imgQuality == 0)
{
imgQuality = 100;
}
Bitmap oriBmp = pdf.GetPageImage(pageIndex, 96);
Bitmap bmp = ImageUtility.CutAsBmp(oriBmp, CutBorderWidth, CutTopHeight, oriBmp.Width - 2 * CutBorderWidth, oriBmp.Height - CutTopHeight - CutBottomHeight);
string result = string.Format(@"{0}\{1}.jpg", imgPaths, pageIndex);
if (bmp.Width >= 700)
{
_imageHeight = (int)bmp.Height; // / 2;
_imageWidth = (int)bmp.Width; // / 2;
ImageUtility.ThumbAsJPG(bmp, result, _imageWidth, _imageHeight, imgQuality);
//tempImg = bmp.GetThumbnailImage((int)bmp.Width / 2, (int)bmp.Height / 2, new Image.GetThumbnailImageAbort(ThumbnailCallback), IntPtr.Zero);
//tempImg.Save(string.Format(@"{0}\{1}-ori.jpg", imgPaths, i), System.Drawing.Imaging.ImageFormat.Jpeg);
}
else
{
_imageHeight = bmp.Height;
_imageWidth = bmp.Width;
ImageUtility.CompressAsJPG(bmp, result, imgQuality);
}
return(result);
//bmp.Save(string.Format(@"{0}\{1}.jpg",imgPaths,i), System.Drawing.Imaging.ImageFormat.Jpeg);
}
/// <summary>
/// 将PDF文档转换为图片的方法【官方方法】
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="resolution">清晰度，分为10级（数字1-10）</param>
public static void ConvertPdfToImage(string pdfInputPath, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, int resolution)
{
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)resolution);
pageImage.Save(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
pageImage.Dispose();
}
pdfFile.Dispose();
/*
* 官方调用方式
* ConvertPdfToImage("F:\\Events.pdf", "F:\\", "A", 1, 5, ImageFormat.Jpeg, 1);
*/
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public static List <Bitmap> Convert(string pdfInputPath, int startPageNum = -1, int endPageNum = -1, Definition definition = Definition.Ten)
{
using (PDFFile pdfFile = PDFFile.Open(pdfInputPath))
{
if (startPageNum <= 1)
{
startPageNum = 1;
}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount || endPageNum < 1)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
List <Bitmap> bmps = new List <Bitmap>();
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
bmps.Add(pageImage);
}
return(bmps);
}
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出完整路径(包括文件名)</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
/// <returns></returns>
public static void ConvertPdf2Image(string pdfInputPath, string imageOutputPath, string imageName,
int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition, ref string logContent)
{
try
{
using (PDFFile pdfFile = PDFFile.Open(pdfInputPath))
{
logContent += "成功打开" + pdfInputPath + "文件";
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
var bitMap = new Bitmap[endPageNum];
//设置保存路径，如果没有文件夹的话就重新创建一个
imageOutputPath += "\\" + imageName + "\\";
if (!Directory.Exists(imageOutputPath))
{
Directory.CreateDirectory(imageOutputPath);
logContent += "成功保存" + imageOutputPath + "文件夹";
}
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
Bitmap newPageImage = new Bitmap(pageImage.Width / 4, pageImage.Height / 4);
Graphics g = Graphics.FromImage(newPageImage);
g.InterpolationMode = InterpolationMode.HighQualityBicubic;
//重新画图的时候Y轴减去130，高度也减去130 这样水印就看不到了
g.DrawImage(pageImage, new System.Drawing.Rectangle(0, 0, pageImage.Width / 4, pageImage.Height / 4),
new System.Drawing.Rectangle(0, 130, pageImage.Width, pageImage.Height - 130), GraphicsUnit.Pixel);
bitMap[i - 1] = newPageImage;
string saveFilePath = imageOutputPath + i.ToString() + "." + imageFormat.ToString();
bitMap[i - 1].Save(saveFilePath, imageFormat);
bitMap[i - 1].Dispose();
g.Dispose();
pageImage.Dispose();
newPageImage.Dispose();
//图片保存的大小
ImageUtil.SetImgSize(saveFilePath, 1180, 1572);
}
logContent += "成功保存完所有图片";
//把所有的图片保存到文件夹中
// SaveImgToFolder(imageOutputPath, imageName, imageFormat, bitMap);
}
}
catch (Exception ex)
{
logContent += ex.ToString();
throw ex;
}
finally
{
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
GC.WaitForPendingFinalizers();
}
}
/// <summary>
/// 将PDF文档转换为图片的方法
/// </summary>
/// <param name="pdfInputPath">PDF文件路径</param>
/// <param name="imageOutputPath">图片输出路径</param>
/// <param name="imageName">生成图片的名字</param>
/// <param name="startPageNum">从PDF文档的第几页开始转换</param>
/// <param name="endPageNum">从PDF文档的第几页开始停止转换</param>
/// <param name="imageFormat">设置所需图片格式</param>
/// <param name="definition">设置图片的清晰度，数字越大越清晰</param>
public string ConvertPDF2Image(Stream stream, string imageOutputPath,
string imageName, int startPageNum, int endPageNum, ImageFormat imageFormat, Definition definition)
{
string uploadResult;
string FileNames = "";
PDFFile pdfFile = PDFFile.Open(stream);
//if (!Directory.Exists(imageOutputPath))
//{
// Directory.CreateDirectory(imageOutputPath);
//}
// validate pageNum
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum;
startPageNum = endPageNum;
endPageNum = startPageNum;
}
// start to convert each page
for (int i = startPageNum; i <= endPageNum; i++)
{
Bitmap pageImage = pdfFile.GetPageImage(i - 1, 56 * (int)definition);
ImgUploadFromBase64Req entity = new ImgUploadFromBase64Req();
entity.Id = 10;
entity.Type = (int)ImgType.CartPic;
entity.FileName = imageName + i.ToString() + ".png";
entity.Base64Img = GetBase64FromImage(pageImage);;
//NetLog.WriteTextLog("生成base64编码", "Base64-" + i + "=" + entity.Base64Img, DateTime.Now);
uploadResult = ImgClient.UploadImg(entity);
//获取上传后的返回信息
ImgUploadRes uploadRes = XpShop.Common.XpShopJSONHelper.Deserialize <XpShop.Client.Entity.ImgUploadRes>(uploadResult);
if (uploadRes.ErrorFlag == 0)
{
FileNames = FileNames + uploadRes.Img1 + "|";
}
else
{
Response.Write("上传失败，原因：" + uploadRes.ErrorMsg);
}
//pageImage.Save(imageOutputPath + imageName + i.ToString() + "." + imageFormat.ToString(), imageFormat);
pageImage.Dispose();
}
Response.Write("上传成功，文件名：" + FileNames);
pdfFile.Dispose();
return(FileNames);
}
/// <summary>
/// 获取生产计划所需图纸文件
/// </summary>
/// <returns></returns>
public static ResultModel DownLoadPlanNeedFile()
{
string url = uri + "GetPlanNeedFile?pRouteID=" + StoreInfo.CurrentWorkingTicket.ProcessRouteID + "&productID=" + StoreInfo.CurrentWorkingTicket.ProductID;
var result = HttpHelper.GetTByUrl <ResultModel <List <FileInfoEntity> > >(url);
if (result.Result)
{
int errNum = 0;
string[] fileType = new string[] { ".jpg", ".png", ".dwg", ".pdf", };
StoreInfo.CurrentPlanFiles.Clear();
foreach (var item in result.Data)
{
if (fileType.Contains(Path.GetExtension(item.FileName).ToLower()))
{
if (!File.Exists($"{ConfigInfo.DocDirName}\\{item.FileName}"))
{
if (!FtpHelper.DownLoad(item))
{
errNum++;
continue;
}
}
if (Path.GetExtension(item.FileName).ToLower().Equals(".pdf"))
{
using (FileStream fs = new FileStream(string.Format(@"{0}\{1}", ConfigInfo.DocDirName, item.FileName), FileMode.Open))
{
PDFFile pdfFile = PDFFile.Open(fs);
for (int i = 0; i < pdfFile.PageCount; i++)
{
string filePath = $"{ConfigInfo.DocDirName}\\{Path.GetFileNameWithoutExtension(item.FileName)}_{(i + 1)}.png";
if (!File.Exists(filePath))
{
Bitmap pageImage = pdfFile.GetPageImage(i, 56 * 10);
pageImage.Save(filePath, ImageFormat.Png);
}
StoreInfo.CurrentPlanFiles.Add(new FileInfoEntity()
{
DocName = item.DocName,
FileName = Path.GetFileName(filePath),
FileAddress = filePath,
WebAddressType = WebAddressTypeEnum.Local
});
}
pdfFile.Dispose();
}
}
else
{
StoreInfo.CurrentPlanFiles.Add(item);
}
}
}
bool isOK = errNum.Equals(0);
return(new ResultModel()
{
Result = isOK,
Msg = isOK ? @"下载成功！" : $"{errNum}个文件下载失败！"
});
}
return(new ResultModel()
{
Result = result.Result,
Msg = result.Msg
});
}
public MemoryStream GetPdfImagePageStream(string pdfInputPath, int pageIndex, ImageFormat format, int width = 1600, int height = 2560, int quality = 10)
{
try
{
//pdf处理插件
PDFFile pdfFile = PDFFile.Open(pdfInputPath);
int total = pdfFile.PageCount;
#region 防止异常参数
if (pageIndex < 0)
{
pageIndex = 0;
}
if (pageIndex > total)
{
pageIndex = total - 1;
}
if (quality < 1)
{
quality = 1;
}
if (quality > 10)
{
quality = 10;
}
if (width <= 0)
{
width = 1;
}
if (height <= 0)
{
height = 1;
}
#endregion
//pdf转换图片
SizeF pageSize = pdfFile.GetPageSize(pageIndex);
Bitmap pageImage = pdfFile.GetPageImage(pageIndex, 56 * quality);
MemoryStream ms = new MemoryStream();
pageImage.Save(ms, format);
//原图
Image img = Image.FromStream(ms, true);
double ratio = (double)width / (double)height;
double oRatio = (double)img.Width / (double)img.Height;
int sbWidth = 0;
int sbHeight = 0;
int outX = 0;
int outY = 0;
if (oRatio < ratio)
{
sbWidth = (int)(img.Width * ((double)height / (double)(img.Height)));
sbHeight = height;
outX = (width - sbWidth) / 2;
}
else
{
sbHeight = (int)(img.Height * ((double)width / (double)(img.Width)));
sbWidth = width;
outY = (height - sbHeight) / 2;
}
//缩放
Image sbImg = new Bitmap(sbWidth, sbHeight);
Graphics sbGra = Graphics.FromImage(sbImg);
sbGra.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
sbGra.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
sbGra.Clear(Color.White);
sbGra.DrawImage(img, new System.Drawing.Rectangle(0, 0, sbWidth, sbHeight), new System.Drawing.Rectangle(0, 0, img.Width, img.Height), System.Drawing.GraphicsUnit.Pixel);
//补白
Image outImg = new System.Drawing.Bitmap(width, height);
Graphics outGra = System.Drawing.Graphics.FromImage(outImg);
outGra.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;
outGra.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
outGra.Clear(Color.White);
outGra.DrawImage(sbImg, new System.Drawing.Rectangle(outX, outY, sbWidth, sbHeight), new System.Drawing.Rectangle(0, 0, sbWidth, sbHeight), System.Drawing.GraphicsUnit.Pixel);
MemoryStream outMs = new MemoryStream();
outImg.Save(outMs, format);
sbImg.Dispose();
outImg.Dispose();
img.Dispose();
return(outMs);
}
catch (Exception ex)
{
}
return(new MemoryStream());
}
/// <summary>
/// 绑定PDF用于显示
/// </summary>
/// 根据病理号和住院号获得病人的诊断PDF
/// PDFLJ1常规报告路径 PDFLJ2 补充报告路径
private void BindPDF(string blh, string zyh)
{
try
{
string[] pathinfo = DS_SqlService.GetConfigValueByKey("PathologicPathInfo").Split(',');
string ippath = string.Empty;
string username = string.Empty;
string pwd = string.Empty;
if (pathinfo.Length >= 3)
{
ippath = pathinfo[0].ToString().Trim();
username = pathinfo[1].ToString().Trim();
pwd = pathinfo[2].ToString().Trim();
}
DataTable PathDT = new DataTable();
PathDT = DS_SqlHelper.ExecuteDataTable(string.Format("select PDFLJ1,PDFLJ2 from PATHOLOGICREPORT where F_BLH='{0}' and F_BRBH='{1}'", blh, zyh));
string cgportpath = string.Empty; //常规报告路径
string bcportpath = string.Empty; //补充报告路径
if (PathDT != null && PathDT.Rows.Count > 0)
{
cgportpath = PathDT.Rows[0]["PDFLJ1"].ToString();
bcportpath = PathDT.Rows[0]["PDFLJ2"].ToString();
}
if (!Directory.Exists("C:\\PatBLReport"))
{
Directory.CreateDirectory("C:\\PatBLReport");
}
#region 绑定常规报告图片
if (!string.IsNullOrEmpty(cgportpath))
{
try
{
WebClient request = new WebClient();
request.Credentials = new NetworkCredential(username, pwd);
byte[] newFileData = request.DownloadData(cgportpath.ToString());
newcgpath = "C:\\PatBLReport\\" + m_App.CurrentPatientInfo.NoOfHisFirstPage + Guid.NewGuid().ToString().Substring(0, 10) + "changgui.pdf";
using (FileStream fs = new FileStream(newcgpath, FileMode.OpenOrCreate))
{
fs.Write(newFileData, 0, newFileData.Length);
fs.Close();
}
PDFFile pdfFile = PDFFile.Open(newcgpath);
pageImage = pdfFile.GetPageImage(0, 56 * 10);
this.picCG.Image = pageImage;
pdfFile.Dispose();
}
catch (Exception)
{
}
}
#endregion
#region 绑定补充报告图片
if (!string.IsNullOrEmpty(bcportpath))
{
try
{
WebClient request1 = new WebClient();
request1.Credentials = new NetworkCredential(username, pwd);
byte[] newFileDatabc = request1.DownloadData(bcportpath.ToString());
//声明GUID标识，防止访问时正在使用中
newbcpath = "C:\\PatBLReport\\" + m_App.CurrentPatientInfo.NoOfHisFirstPage + Guid.NewGuid().ToString().Substring(0, 10) + "buchong.pdf";
using (FileStream fs1 = new FileStream(newbcpath, FileMode.OpenOrCreate))
{
fs1.Write(newFileDatabc, 0, newFileDatabc.Length);
//foreach (Byte b in newFileDatabc)
//{
// fs1.WriteByte(b);//报内存溢出估计就是这里循环的在写入字节
//edit by ywk 2013年9月2日 15:20:25
//}
//fs1.Write(newFileDatabc, 0, newFileData.Length);
fs1.Close();
}
PDFFile pdfFileBC = PDFFile.Open(newbcpath);
Bitmap pageBCImage = pdfFileBC.GetPageImage(0, 56 * 10);
this.picBC.Image = pageBCImage;
//this.picBC.Focus();
//pageBCImage.Save("c:\\myBitmap2.bmp");
pdfFileBC.Dispose();
//pageBCImage.Dispose();
}
catch (Exception)
{
}
}
#endregion
}
catch (Exception ex)
{
MyMessageBox.Show(1, ex);
//if (this.picBC.Image != null)
//{
// this.picBC.Image.Dispose(); this.picBC.Image = null;
//}
//if (this.picCG.Image != null)
//{
// this.picCG.Image.Dispose(); this.picCG.Image = null;
//}
//DeletePDF();
}
}
// convert to image
/// <summary>
///
/// </summary>
/// <param name="srcFilePath"></param>
/// <param name="destFileDir"></param>
/// <param name="destFileName"></param>
/// <param name="startPageNum"></param>
/// <param name="endPageNum"></param>
/// <param name="imgFormat"></param>
/// <param name="imgResolution"></param>
/// <param name="imgQuality"></param>
/// <returns></returns>
private int ConvertPDF2Image(string srcFilePath, string destFileDir, string destFileName,
int startPageNum, int endPageNum, ImageFormat imgFormat, int imgResolution, int imgQuality)
{
// validate path
ValidateHelper.Begin().NotNullAndEmpty(srcFilePath).FileExist(srcFilePath).NotNullAndEmpty(destFileDir)
.NotNull(imgFormat).InRange(imgResolution, 1, 512).InRange(imgQuality, 1, 100);
string imageExtention = "." + imgFormat.ToString();
if (imgFormat == ImageFormat.Jpeg)
{
imageExtention = ".jpg";
}
if (!string.IsNullOrEmpty(destFileName))
{
destFileName = destFileName + "_";
}
if (!Directory.Exists(destFileDir))
{
Directory.CreateDirectory(destFileDir);
}
// open pdf file
using (PDFFile pdfFile = PDFFile.Open(srcFilePath))
{
if (startPageNum <= 0)
{
startPageNum = 1;
}
if (endPageNum > pdfFile.PageCount || endPageNum <= 0)
{
endPageNum = pdfFile.PageCount;
}
if (startPageNum > endPageNum)
{
int tempPageNum = startPageNum; startPageNum = endPageNum; endPageNum = tempPageNum;
}
// init encoder parameter
EncoderParameter encoderParam = new EncoderParameter(Encoder.Quality, (long)imgQuality);
EncoderParameters encoderParams = new EncoderParameters(1);
encoderParams.Param[0] = encoderParam;
ImageCodecInfo codecinfo = GetEncoderInfo("image/jpeg");
// start to convert each page
try
{
for (int i = startPageNum - 1; i < endPageNum; i++)
{
using (Bitmap pdfBitmap = pdfFile.GetPageImage(i, (float)imgResolution))
{
pdfBitmap.Save(Path.Combine(destFileDir, destFileName + i.ToString() + imageExtention), codecinfo, encoderParams);
}
}
}
catch (Exception ex)
{
throw ex;
}
return(endPageNum - startPageNum + 1);
}
}
