void generateImageCollage()
{
ItemProgressMax = 100;
ItemProgress = 0;
//ItemInfo = "Creating video preview image for: " + System.IO.Path.GetFileName(item.Location);
FileStream outputFile = null;
RenderTargetBitmap bitmap = null;
try
{
JpegBitmapEncoder encoder = new JpegBitmapEncoder();
BitmapMetadata metaData = new BitmapMetadata("jpg");
metaData.ApplicationName = App.getAppInfoString();
metaData.DateTaken = DateTime.Now.ToString("R");
int? maxGridHeight = AsyncState.IsMaxGridHeightEnabled ? new Nullable<int>(AsyncState.MaxGridHeight) : null;
App.Current.Dispatcher.Invoke(() =>
{
PictureGridImage gridImage = new PictureGridImage(AsyncState, AsyncState.Media.ToList(), AsyncState.IsUseThumbs);
bitmap = gridImage.createGridImage(AsyncState.MaxWidth, maxGridHeight);
});
encoder.Frames.Add(BitmapFrame.Create(bitmap, null, metaData, null));
String outputPath = AsyncState.OutputPath + "\\" + AsyncState.Filename + ".jpg";
outputFile = new FileStream(outputPath, FileMode.Create);
encoder.QualityLevel = AsyncState.JpegQuality;
encoder.Save(outputFile);
ItemProgress = ItemProgressMax;
TotalProgress = TotalProgressMax;
InfoMessages.Add("Finished image collage: " + outputPath);
}
catch (Exception e)
{
InfoMessages.Add("Error creating image collage: " + e.Message);
Logger.Log.Error("Error creating image collage: ", e);
}
finally
{
if (bitmap != null)
{
bitmap.Clear();
bitmap = null;
}
if (outputFile != null)
{
outputFile.Close();
}
// because of the extreme amount of memory used by rendertargetbitmap
// make sure we have it all back before moving on to prevent out of memory spikes
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
}
void generateImageCollage()
{
ItemProgressMax = 100;
ItemProgress = 0;
//ItemInfo = "Creating video preview image for: " + System.IO.Path.GetFileName(item.Location);
FileStream outputFile = null;
RenderTargetBitmap bitmap = null;
try
{
JpegBitmapEncoder encoder = new JpegBitmapEncoder();
BitmapMetadata metaData = new BitmapMetadata("jpg");
metaData.ApplicationName = App.getAppInfoString();
metaData.DateTaken = DateTime.Now.ToString("R");
int?maxGridHeight = AsyncState.IsMaxGridHeightEnabled ? new Nullable <int>(AsyncState.MaxGridHeight) : null;
App.Current.Dispatcher.Invoke(() =>
{
PictureGridImage gridImage = new PictureGridImage(AsyncState, AsyncState.Media.ToList(), AsyncState.IsUseThumbs);
bitmap = gridImage.createGridImage(AsyncState.MaxWidth, maxGridHeight);
});
encoder.Frames.Add(BitmapFrame.Create(bitmap, null, metaData, null));
String outputPath = AsyncState.OutputPath + "\\" + AsyncState.Filename + ".jpg";
outputFile = new FileStream(outputPath, FileMode.Create);
encoder.QualityLevel = AsyncState.JpegQuality;
encoder.Save(outputFile);
ItemProgress = ItemProgressMax;
TotalProgress = TotalProgressMax;
InfoMessages.Add("Finished image collage: " + outputPath);
}
catch (Exception e)
{
InfoMessages.Add("Error creating image collage: " + e.Message);
Logger.Log.Error("Error creating image collage: ", e);
}
finally
{
if (bitmap != null)
{
bitmap.Clear();
bitmap = null;
}
if (outputFile != null)
{
outputFile.Close();
}
// because of the extreme amount of memory used by rendertargetbitmap
// make sure we have it all back before moving on to prevent out of memory spikes
GC.Collect();
GC.WaitForPendingFinalizers();
GC.Collect();
}
}
