hytos / DTI_PID / PDF_TO_IMAGE / ConvertImage.cs @ e8af48af
이력 | 보기 | 이력해설 | 다운로드 (10.7 KB)
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using pdftron.PDF; |
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using pdftron.SDF; |
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using System; |
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using System.Collections.Generic; |
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using System.ComponentModel; |
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using System.Data; |
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using System.Drawing; |
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using System.Drawing.Imaging; |
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using System.IO; |
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using System.Linq; |
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using System.Text; |
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using System.Threading.Tasks; |
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using System.Windows.Forms; |
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namespace PDF_TO_IMAGE |
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{
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public partial class ConvertImage : Form |
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{
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public ConvertImage() |
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{
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InitializeComponent(); |
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Combo_DPI.Text = Properties.Settings.Default._Dpi; |
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Txt_Height.Text = Properties.Settings.Default._Height; |
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Txt_Width.Text = Properties.Settings.Default._Width; |
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} |
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private void Btn_LoadPDF_Click(object sender, EventArgs e) |
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{
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OpenFileDialog OFD = new OpenFileDialog(); |
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OFD.Filter = "PDF Files (.PDF)|*.PDF"; |
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if (OFD.ShowDialog() == DialogResult.OK) |
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{
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string pdfpath = OFD.FileName; |
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Txt_PDFPath.Text = pdfpath; |
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} |
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} |
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private static ImageCodecInfo GetEncoderInfo(String mimeType) |
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{
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int j; |
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ImageCodecInfo[] encoders; |
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encoders = ImageCodecInfo.GetImageEncoders(); |
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for (j = 0; j < encoders.Length; ++j) |
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{
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if (encoders[j].MimeType == mimeType) |
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return encoders[j]; |
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} |
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return null; |
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} |
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private bool ConvertPdfToImage(string FilePath) |
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{
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string sPathNonExtension = FilePath.Replace(Path.GetExtension(FilePath), ""); |
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pdftron.PDFNet.Initialize("daelim.co.kr(Doftech Corp):CPU:2::W:AMC(20120315):EF6E886F25A414FFB5F8C1F2999CF2DA33DC6C5164315BAF7011B87AF0FA");
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using (PDFDoc doc = new PDFDoc(FilePath)) |
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{
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ImageCodecInfo DefaultImageCodecInfo = GetEncoderInfo("image/png");
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EncoderParameters DefaultEncoderParameters = new EncoderParameters(2); |
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System.Drawing.Imaging.Encoder QualityEncoder = System.Drawing.Imaging.Encoder.Quality; |
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System.Drawing.Imaging.Encoder ColorDepthEncoder = System.Drawing.Imaging.Encoder.ColorDepth; |
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DefaultEncoderParameters.Param[0] = new EncoderParameter(QualityEncoder, 100L); |
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DefaultEncoderParameters.Param[1] = new EncoderParameter(ColorDepthEncoder, 8L); |
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#region 이미지 만들기 |
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for (int i = 1; i < doc.GetPageCount() + 1; i++) |
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{
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try |
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{
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using (pdftron.PDF.PDFDraw draw = new pdftron.PDF.PDFDraw()) |
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{
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float fDpix = 600; |
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float fDpiy = 600; |
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try |
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{fDpix = float.Parse(Combo_DPI.Text);
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fDpiy = float.Parse(Combo_DPI.Text);} |
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catch |
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{}
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ElementBuilder bld = new ElementBuilder(); |
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ElementWriter writer = new ElementWriter(); |
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var rotation = doc.GetPage(i).GetRotation(); |
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draw.SetAntiAliasing(false); |
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draw.SetDPI(fDpix); |
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Bitmap newBmp_ = draw.GetBitmap(doc.GetPage(i)); |
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using (MemoryStream _savestream = new MemoryStream()) |
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{
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try |
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{
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newBmp_.Save(_savestream, DefaultImageCodecInfo, DefaultEncoderParameters); |
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newBmp_ = new Bitmap(_savestream); |
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ObjSet objset = new ObjSet(); |
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Obj jbig2_hint = objset.CreateName("png");
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string pagePath = sPathNonExtension; |
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if (i > 1) |
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{
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pagePath = sPathNonExtension + "_" + i; |
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} |
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newBmp_.Save(pagePath + "_" + fDpix + ".png"); |
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newBmp_.Dispose(); |
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} |
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catch(Exception ex) |
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{
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} |
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} |
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GC.Collect(); |
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GC.WaitForPendingFinalizers(); |
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} |
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} |
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catch (Exception ex) |
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{
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// return false; |
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} |
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} |
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if(doc.GetPageCount() > 0) |
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{
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MessageBox.Show("변환완료");
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} |
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#endregion |
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return true; |
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} |
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} |
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private void Btn_Convert_Click(object sender, EventArgs e) |
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{
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int iDpi = 0; |
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if(Txt_PDFPath.Text != "" && int.TryParse(Combo_DPI.Text,out iDpi) == true) |
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{
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Properties.Settings.Default._Dpi = Combo_DPI.Text; |
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Properties.Settings.Default._Height = Txt_Height.Text; |
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Properties.Settings.Default._Width = Txt_Width.Text; |
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Properties.Settings.Default.Save(); |
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/// ConvertPdfToImage(Txt_PDFPath.Text); |
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/// |
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string sPathNonExtension = Txt_PDFPath.Text.Replace(Path.GetExtension(Txt_PDFPath.Text), ""); |
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pdftron.PDFNet.Initialize("daelim.co.kr(Doftech Corp):CPU:2::W:AMC(20120315):EF6E886F25A414FFB5F8C1F2999CF2DA33DC6C5164315BAF7011B87AF0FA");
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using (PDFDoc doc = new PDFDoc(Txt_PDFPath.Text)) |
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{
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ImageCodecInfo DefaultImageCodecInfo = GetEncoderInfo("image/png");
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EncoderParameters DefaultEncoderParameters = new EncoderParameters(2); |
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System.Drawing.Imaging.Encoder QualityEncoder = System.Drawing.Imaging.Encoder.Quality; |
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System.Drawing.Imaging.Encoder ColorDepthEncoder = System.Drawing.Imaging.Encoder.ColorDepth; |
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DefaultEncoderParameters.Param[0] = new EncoderParameter(QualityEncoder, 100L); |
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DefaultEncoderParameters.Param[1] = new EncoderParameter(ColorDepthEncoder, 1L); |
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#region 이미지 만들기 |
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for (int i = 1; i < doc.GetPageCount() + 1; i++) |
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{
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string sFileName = ""; |
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string pagePath = sPathNonExtension; |
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if (i > 1) |
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{
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pagePath = sPathNonExtension + "_" + i; |
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} |
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try |
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{
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using (pdftron.PDF.PDFDraw draw = new pdftron.PDF.PDFDraw()) |
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{
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ElementBuilder bld = new ElementBuilder(); |
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ElementWriter writer = new ElementWriter(); |
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if (Chk_DPI.Checked) |
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{
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float fDpix = 600; |
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float fDpiy = 600; |
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try |
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{
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fDpix = float.Parse(Combo_DPI.Text); |
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fDpiy = float.Parse(Combo_DPI.Text); |
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} |
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catch |
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{ }
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var rotation = doc.GetPage(i).GetRotation(); |
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draw.SetDPI(fDpix); |
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sFileName = pagePath + "_" + fDpix + ".jpeg"; |
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} |
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else |
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{
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var widthData =int.Parse(Txt_Width.Text); |
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int heightData = int.Parse(Txt_Height.Text); |
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var rotation = doc.GetPage(i).GetRotation(); |
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draw.SetImageSize(widthData, heightData, true); |
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sFileName = pagePath + "_" + widthData + "_" + heightData + ".jpeg"; |
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} |
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draw.SetAntiAliasing(false); |
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draw.SetImageSmoothing(false); |
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Bitmap newBmp_ = draw.GetBitmap(doc.GetPage(i)); |
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using (MemoryStream _savestream = new MemoryStream()) |
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{
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try |
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{
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newBmp_.Save(_savestream, DefaultImageCodecInfo, DefaultEncoderParameters); |
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using (Bitmap bmpImage = new Bitmap(_savestream)) |
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{
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ObjSet objset = new ObjSet(); |
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Obj jbig2_hint = objset.CreateName("jpeg");
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bmpImage.Save(sFileName); |
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bmpImage.Dispose(); |
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// Do something with the Bitmap object |
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} |
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// newBmp_ = new Bitmap(_savestream); |
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} |
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catch (Exception ex) |
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{
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MessageBox.Show("err" + "\n" + ex.ToString() + "\n" + ex.Message);
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} |
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} |
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GC.Collect(); |
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GC.WaitForPendingFinalizers(); |
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} |
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} |
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catch (Exception ex) |
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{
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MessageBox.Show("err2" + "\n" + ex.ToString() + "\n" + ex.Message);
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// return false; |
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} |
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} |
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if (doc.GetPageCount() > 0) |
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{
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MessageBox.Show("변환완료");
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} |
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#endregion |
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} |
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} |
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else |
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{
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MessageBox.Show("PDF 경로와 DPI를 확인해주세요");
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} |
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} |
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} |
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} |
