Convert Image into jpeg format

CODE:

1 : using System.IO;

2 : using System.Drawing;

3 : using System.Drawing.Imaging;

4 : using System.Reflection;

5 : using System.Drawing.Drawing2D;

6 : public class _Library

7 : {

8 : public string w;

9 : public string h;

10 : public _Library()

11 : {

12 : }

13 : /* for uploading Image */

14 : public String UploadFile(FileUpload Fileobject,String Path)

15 : {

16 : String FileName = "";

17 : String[] getformat;

18 : String imgformat1 = "", imgformat2 = "";

19 : if (Fileobject.HasFile)

20 : {

21 : FileName = DateTime.Now.Day.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Year.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + "_" + Fileobject.FileName.Replace(' ','-').ToLower();

22 : Fileobject.SaveAs(@"" + Path + "" + FileName);

23 : getformat =FileName.ToString().Split('.');

24 : imgformat1 = getformat[0].ToString();

25 : imgformat2 = getformat[1].ToString();

26 : if (imgformat2.ToString().Equals("jpg"))

27 : {

28 : }

29 : else

30 : {

31 : FileName = ConvertIntoJPEG(Path + "" + FileName);

32 : }

33 : }

34 : return FileName;

35 : }

36 : public void UploadFile(FileUpload Fileobject, String NewFilePath, String NewFileName)

37 : {

38 : String FileName = "";

39 : if (Fileobject.HasFile)

40 : {

41 : //FileName = DateTime.Now.Day.ToString() + DateTime.Now.Month.ToString() + DateTime.Now.Year.ToString() + DateTime.Now.Hour.ToString() + DateTime.Now.Minute.ToString() + DateTime.Now.Second.ToString() + "_" + Fileobject.FileName.Replace(' ', '-').ToLower();

42 : Fileobject.SaveAs(@"" + NewFilePath + "" + NewFileName);

43 : FileName = ConvertIntoJPEG(NewFilePath + "" + NewFileName);

44 : }

45 : }

46 : public bool ThumbnailCallback()

47 : {

48 : return false;

49 : }

50 : public void ImageResizeHigherSide(String Source_Desti,int image_higher_size)

51 : {

52 : String source = Source_Desti;

53 : String desti = Source_Desti + "._tmpfile";

54 : String Del_abspath = source;

55 : Bitmap myBitmap = new Bitmap(source);

56 : int higher_size = image_higher_size;

57 : int h_w_n_h = 0;

58 : int n_w = 0;

59 : int n_h = 0;

60 : int o_w = myBitmap.Width;

61 : int o_h = myBitmap.Height;

62 : if (o_w > higher_size || o_h > higher_size)

63 : {

64 : if (o_w > o_h)

65 : {

66 : n_w = higher_size;

67 : n_h = o_h * higher_size / o_w;

68 : }

69 : else

70 : {

71 : n_h = higher_size;

72 : n_w = o_w * higher_size / o_h;

73 : }

74 : try

75 : {

76 : //getting higher size of image

77 : if (o_w > o_h) h_w_n_h = o_w;

78 : else h_w_n_h = o_h;

79 : if (image_higher_size > h_w_n_h)

80 : {

81 : n_h = o_h;

82 : n_w = o_w;

83 : }

84 : System.Drawing.Image.GetThumbnailImageAbort myCallback = new System.Drawing.Image.GetThumbnailImageAbort(this.ThumbnailCallback);

85 : System.Drawing.Image myThumbnail = myBitmap.GetThumbnailImage(n_w, n_h, myCallback, IntPtr.Zero);

86 : ////myBitmap.SetResolution(100, 100);

87 : Graphics myresizer;

88 : myresizer = Graphics.FromImage(myThumbnail);

89 : myresizer.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;

90 : myresizer.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;

91 : myresizer.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;

92 : myresizer.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;

93 : //////myresizer.DrawImage(myBitmap, new Rectangle(0, 0, n_w, n_h), 0, 0, n_w, n_h, GraphicsUnit.Pixel);

94 : myresizer.DrawImage(myBitmap, 0, 0, n_w, n_h);

95 : // myBitmap.Save(desti, ImageFormat.Jpeg);

96 : myThumbnail.Save(desti, ImageFormat.Jpeg);

97 : myresizer.Dispose();

98 : myThumbnail.Dispose();

99 : myBitmap.Dispose();

100 : File.Delete(source);

101 : File.Move(desti,desti.Replace("._tmpfile", ""));

102 : File.Delete(desti);

103 : }

104 : catch (Exception ex){}

105 : }

106 : }

107 : private String ConvertIntoJPEG(String Source_Desti)

108 : {

109 : String source = Source_Desti;

110 : String ext = source.Substring(source.LastIndexOf('.'));

111 : String desti = source;

112 : desti = desti.Replace(ext, ".jpg");

113 : desti = desti + "._tmpfile";

114 : String nJpegFileName = "";

115 : String Del_abspath = source;

116 : Bitmap myBitmap = new Bitmap(source);

117 : int o_w = myBitmap.Width;

118 : int o_h = myBitmap.Height;

119 : try

120 : {

121 : System.Drawing.Image.GetThumbnailImageAbort myCallback =

122 : new System.Drawing.Image.GetThumbnailImageAbort(this.ThumbnailCallback);

123 : System.Drawing.Image myThumbnail = myBitmap.GetThumbnailImage(o_w, o_h, myCallback, IntPtr.Zero);

124 : Graphics myresizer;

125 : myresizer = Graphics.FromImage(myThumbnail);

126 : myresizer.InterpolationMode = System.Drawing.Drawing2D.InterpolationMode.HighQualityBicubic;

127 : myresizer.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;

128 : myresizer.PixelOffsetMode = System.Drawing.Drawing2D.PixelOffsetMode.HighQuality;

129 : myresizer.CompositingQuality = System.Drawing.Drawing2D.CompositingQuality.HighQuality;

130 : //////myresizer.DrawImage(myBitmap, new Rectangle(0, 0, n_w, n_h), 0, 0, n_w, n_h, GraphicsUnit.Pixel);

131 : myresizer.DrawImage(myBitmap, 0, 0, o_w, o_h);

132 : myThumbnail.Save(desti, ImageFormat.Jpeg);

133 : myThumbnail.Dispose();

134 : myBitmap.Dispose();

135 : File.Delete(source);

136 : File.Move(desti, desti.Replace("._tmpfile", ""));

137 : File.Delete(desti);

138 : }

139 : catch (Exception ex)

140 : {

141 : }

142 : desti = desti.Replace("._tmpfile", "");

143 : nJpegFileName = desti.Substring(desti.LastIndexOf("\\") + 1);

144 : return nJpegFileName;

145 : }

146 : /* For deleting Image from Folder*/

147 : public void DeleteFile(String Del_abspath)

148 : {

149 : if (Del_abspath != null)

150 : {

151 : try

152 : {

153 : String delpath = Del_abspath.Replace('\\', '/');

154 : File.Delete(delpath);

155 : }

156 : catch (Exception ex) { }

157 : }

158 : }

159 : }