C#

<br />
private void button1_Click(object sender, EventArgs e)<br />
        {<br />
            Image Pic;<br />
            PropertyItem[] PropertyItems;<br />
           <br />
            string FilenameTemp;<br />
            System.Drawing.Imaging.Encoder Enc = System.Drawing.Imaging.Encoder.Transformation;<br />
            EncoderParameters EncParms = new EncoderParameters(1);<br />
            EncoderParameter EncParm;<br />
            ImageCodecInfo CodecInfo = GetEncoderInfo("image/jpeg");<br />
<br />
            double dLat = 38.00000000000;<br />
            double dLong = 48.0000000000;<br />
            string Filename = "E:\\001.jpg";<br />
            byte[] bLat = BitConverter.GetBytes(dLat);<br />
            byte[] bLong = BitConverter.GetBytes(dLong);<br />
<br />
            Pic = Image.FromFile(Filename);<br />
<br />
            PropertyItems = Pic.PropertyItems;<br />
            PropertyItems[0].Id = 0x0002;<br />
            PropertyItems[0].Type = 5;<br />
            PropertyItems[0].Len = bLong.Length;<br />
            PropertyItems[0].Value = bLong;<br />
            Pic.SetPropertyItem(PropertyItems[0]);<br />
<br />
            PropertyItems = Pic.PropertyItems;<br />
            PropertyItems[0].Id = 0x0004;<br />
            PropertyItems[0].Type = 5;<br />
            PropertyItems[0].Len = bLat.Length;<br />
            PropertyItems[0].Value = bLat;<br />
            Pic.SetPropertyItem(PropertyItems[0]);<br />
<br />
            FilenameTemp = Filename + ".temp";<br />
<br />
            EncParm = new EncoderParameter(Enc, (long)EncoderValue.TransformRotate90);<br />
            EncParms.Param[0] = EncParm;<br />
<br />
            Pic.Save("e:\\0001.jpg", CodecInfo, EncParms);<br />
<br />
<br />
        }<br />
        private static ImageCodecInfo GetEncoderInfo(String mimeType)<br />
        {<br />
            int j;<br />
            ImageCodecInfo[] encoders;<br />
            encoders = ImageCodecInfo.GetImageEncoders();<br />
            for (j = 0; j < encoders.Length; ++j)<br />
            {<br />
                if (encoders[j].MimeType == mimeType)<br />
                    return encoders[j];<br />
            }<br />
            return null;<br />
        }<br />

private void button2_Click(object sender, EventArgs e)

        {
            Thread mThread = new Thread(myThread);
            myThread.Start();
        }

 public void myThread()
        {
            AddFiles(label1.Text);
        }

public void AddFiles(string targetDirectory)
        {
            
            if (listBox1.InvokeRequired)
            {
                AddFilesAdd method = new AddFilesAdd(AddFiles);
                listBox1.Invoke(method, new object[] { targetDirectory });
                return;
            }

            if (progressBar1.InvokeRequired)
            {
                AddFilesAdd method = new AddFilesAdd(AddFiles);
                progressBar1.Invoke(method, new object[] { targetDirectory });
                return;
            }
            string[] fileEntries = Directory.GetFiles(targetDirectory);
            foreach (string fileName in fileEntries)
            {
                this.listBox1.Items.Add(fileName);
                progCounter++;
                progressBar1.Value = progCounter;
                
            }

            // Recurse into subdirectories of this directory.
            string[] subdirectoryEntries = Directory.GetDirectories(targetDirectory);
            foreach (string subdirectory in subdirectoryEntries)
            {
                numberOfFolders++;
                AddFiles(subdirectory);
                
            }