public string ConvertThumb(string imgbyte)
{
System.Drawing.Image OriginalImage;
OriginalImage = System.Drawing.Image.FromFile(imgbyte);
var imThumbnailImage = OriginalImage.GetThumbnailImage(75, 75, new System.Drawing.Image.GetThumbnailImageAbort(ThumbnailCallback), IntPtr.Zero);
MemoryStream myMS = new MemoryStream();
imThumbnailImage.Save(myMS, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] test_imge = myMS.ToArray();
string directorypath = Path.Combine(Directory.GetCurrentDirectory(), "Thumbnails");
if (!Directory.Exists(directorypath))
{
Directory.CreateDirectory(directorypath);
}
Guid name = Guid.NewGuid();
string filePath = Path.Combine(directorypath, name.ToString() + ".jpeg");
using (Image image = Image.FromStream(new MemoryStream(test_imge)))
{
image.Save(filePath, ImageFormat.Jpeg);
}
imThumbnailImage.Dispose();
OriginalImage.Dispose();
return(filePath);
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
OriginalImage?.Dispose();
Preview?.Dispose();
}
}
public override void Dispose()
{
if (OriginalImage != null)
{
OriginalImage.Dispose();
OriginalImage = null;
}
FreeFont();
}
public void Dispose()
{
OriginalImage?.Dispose();
OriginalImage = null;
BigImage?.Dispose();
BigImage = null;
SmallImage?.Dispose();
SmallImage = null;
TinyImage?.Dispose();
TinyImage = null;
XtraTinyImage?.Dispose();
XtraTinyImage = null;
}
internal void ClearImage()
{
if (OriginalImage != null)
{
OriginalImage.Dispose();
OriginalImage = null;
}
if (ThumbImage != null)
{
ThumbImage.Dispose();
ThumbImage = null;
}
// this.gridControl1.DataSource = null;
}
internal void ShowOriginalImage()
{
this.picEditOriginal.Properties.SizeMode = DevExpress.XtraEditors.Controls.PictureSizeMode.Zoom;
if (OriginalImage != null)
{
OriginalImage.Dispose();
}
if (ThumbImage != null)
{
ThumbImage.Dispose();
}
//OriginalImage = m_Record.OriginalPic == null ? null : m_Record.OriginalPic.Clone() as Image;
//ThumbImage = m_Record.ObjectPic == null ? null : m_Record.ObjectPic.Clone() as Image;
AutoFit();
}
/// <summary>
/// Cleans managed and unmanaged resources.
/// </summary>
/// <param name="disposing">
/// If it is <b>true</b>, the method is invoked directly or indirectly from the user code.
/// If it is <b>false</b>, the method is called the finalizer and only unmanaged resources are finalized.
/// </param>
protected virtual void Dispose(bool disposing)
{
if (_isDisposed)
{
return;
}
// free managed resources
if (disposing)
{
Image = null;
OriginalImage?.Dispose();
ProcessedImage?.Dispose();
}
// free native resources
// avoid seconds calls
_isDisposed = true;
}
protected virtual void Dispose(bool disposing)
{
if (disposing)
{
if (OriginalImage != null)
{
OriginalImage.Dispose();
OriginalImage = null;
}
if (ThumbnailImage != null)
{
ThumbnailImage.Dispose();
ThumbnailImage = null;
}
if (FilteredImage != null)
{
FilteredImage.Dispose();
FilteredImage = null;
}
}
}
public byte[] Scale(byte[] byteArray)
{
try
{
int height = 70;
int width = 70;
//Grab the Original Image From SQL
Image imThumbnailImage;
Image OriginalImage;
MemoryStream ms = new MemoryStream();
// Stream / Write Image to Memory Stream from the Byte Array.
ms.Write(byteArray, 0, byteArray.Length);
OriginalImage = Image.FromStream(ms);
// Shrink the Original Image to a thumbnail size.
imThumbnailImage = OriginalImage.GetThumbnailImage(width, height, new Image.GetThumbnailImageAbort(ThumbnailCallBack), IntPtr.Zero);
// Save Thumbnail to Memory Stream for Conversion to Byte Array.
MemoryStream myMS = new MemoryStream();
imThumbnailImage.Save(myMS, System.Drawing.Imaging.ImageFormat.Jpeg);
byte[] test_imge = myMS.ToArray();
// Finally, Update Gallery's Thumbnail.
imThumbnailImage.Dispose();
OriginalImage.Dispose();
return(test_imge);
}
catch (Exception ex)
{
throw new SystemException("Resize Error.", ex);
}
}
