/// <summary>
/// will merge a group of images into one
/// </summary>
/// <param name="imageBytes"></param>
/// <param name="imageNames"></param>
/// <param name="start"></param>
/// <param name="end"></param>
/// <param name="index"></param>
public void MergeGroup(List <byte[]> imageBytes, List <string> imageNames, int start, int end, int index)
{
if (LogHelper.CanDebug())
{
LogHelper.Begin("ImageJoiner.MergeGroup");
}
try
{
List <BitmapImage> bmps = new List <BitmapImage>();
double maxWidth = 0, maxHeight = 0, position = 0;
for (int i = start; i <= end; i++)
{
MemoryStream ms = new MemoryStream(imageBytes[i]);
BitmapImage myImage = new BitmapImage();
myImage.BeginInit();
myImage.StreamSource = ms;
myImage.CacheOption = BitmapCacheOption.None;
myImage.EndInit();
bmps.Add(myImage);
maxWidth = Math.Max(myImage.Width, maxWidth);
maxHeight += myImage.Height;
}
RenderTargetBitmap temp = new RenderTargetBitmap((int)maxWidth, (int)maxHeight, 96d, 96d, PixelFormats.Pbgra32);
DrawingVisual dv = new DrawingVisual();
using (DrawingContext ctx = dv.RenderOpen())
{
foreach (BitmapImage bi in bmps)
{
ctx.DrawImage(bi, new System.Windows.Rect(0, position, bi.Width, bi.Height));
position += bi.Height;
}
ctx.Close();
}
temp.Render(dv);
NewImageNames.Add(string.Format("{0:0000}.jpg", index));
NewImageBytes.Add(StreamToImage.BufferFromImage(temp));
bmps.Clear();
}
catch (Exception err)
{
LogHelper.Manage("ImageJoiner.MergeGroup", err);
}
finally
{
LogHelper.End("ImageJoiner.MergeGroup");
}
}
public bool Read(string inputFileorFolder, string outputFolder, List <byte[]> imageBytes, List <string> imageNames, ContractParameters settings, ProgressDelegate progress)
{
if (LogHelper.CanDebug())
{
LogHelper.Begin("ImageFileReader.Read");
}
try
{
string[] files = Directory.GetFiles(inputFileorFolder, "*.*", SearchOption.TopDirectoryOnly);
foreach (string filename in files)
{
if (DocumentFactory.Instance.ImageExtension.Contains(Path.GetExtension(filename).ToUpper()))
{
BitmapImage myImage = new BitmapImage();
myImage.BeginInit();
myImage.UriSource = new Uri(filename, UriKind.RelativeOrAbsolute);
myImage.CacheOption = BitmapCacheOption.OnLoad;
myImage.EndInit();
imageBytes.Add(StreamToImage.BufferFromImage(myImage));
imageNames.Add(Path.GetFileName(filename));
}
}
string msg = CultureManager.Instance.GetLocalization("ByCode", "Convert.ImageFound", "{0} images founded...");
progress(string.Format(msg, imageBytes.Count));
}
catch (Exception err)
{
LogHelper.Manage("ImageFileReader:Read", err);
settings.Result = false;
return(false);
}
finally
{
LogHelper.End("ImageFileReader.Read");
}
return(true);
}