public async void CaptureGif()
{
if (gifCapturing)
{
return;
}
gifCapturing = true;
GifOverlayNotification notification = new GifOverlayNotification()
{
Title = "GifOverlay"
};
this.GifOverlayRequest.Raise(notification);
if (notification != null && notification.Confirmed)
{
int x = notification.WindowLeft;
int y = notification.WindowTop;
int w = notification.WindowWidth;
int h = notification.WindowHeight;
int f = notification.GifFramerate;
int d = notification.GifDuration;
string datePattern = string.Empty != settings.dateTimeString ? settings.dateTimeString : defaultDateTimePattern;
string path = GetImageSavePath();
string filename = FilenameExistsCheck(path, $"gif_{DateTime.Now.ToString(datePattern)}", ".gif");
//Gif gif = new Gif(f, d, w, h, x, y, datePattern);
Gif gif = new Gif(f, d, w, h, x, y, path, filename);
if (!notification.LoadCache)
{
await gif.StartCapture();
}
else
{
gif.LoadFromCache();
}
if (gif.Frames.Count > 0)
{
bool cancelled = false;
if (settings.gifEditorEnabled)
{
GifEditorNotification gen = new GifEditorNotification()
{
Title = "Gif Editor",
Gif = gif
};
this.GifEditorRequest.Raise(gen);
if (gen != null && !gen.Confirmed)
{
cancelled = true;
}
}
if (!cancelled)
{
GifProgressNotification gpn = new GifProgressNotification()
{
Title = "Encoding Gif..",
Gif = gif
};
this.GifProgressRequest.Raise(gpn);
if (gpn != null && gpn.Confirmed)
{
//var filename = gpn.Name;
//if (filename != string.Empty)
//{
var img = CreateXImage(filename, Path.Combine(path, filename));
if (settings.gifUpload)
{
AddToQueue(img);
}
else
{
AddXimageToList(img, "", "");
}
//}
}
}
}
gif = null;
}
gifCapturing = false;
}
//public Task<string> EncodeGif(GifProgressNotification gpn)
public Task <bool> EncodeGif(GifProgressNotification gpn)
{
return(Task.Run(() =>
{
//string date = DateTime.Now.ToString(datePattern);
//int count = 1;
//string gifname = $"gif_{date}.gif";
//while (File.Exists(Path.Combine(Properties.Settings.Default.filePath, gifname)))
//{
// gifname = $"gif_{date}({count}).gif";
// count++;
//}
bool success = true;
List <string> filePaths = new List <string>();
foreach (GifFrame frame in frames)
{
if (frame.Selected)
{
filePaths.Add(frame.Filepath);
}
}
try
{
//using (var gif = File.OpenWrite(Path.Combine(Properties.Settings.Default.filePath, gifname)))
using (var gif = File.OpenWrite(Path.Combine(this.filepath, this.filename)))
{
using (var encoder = new GifEncoder(gif))
{
var quantizer = new WuQuantizer();
//var histogram = new Histogram();
for (int i = 0; i < filePaths.Count; i++)
{
if (gpn.Cancelled)
{
break;
}
//using (var image = Image.FromStream(new MemoryStream(File.ReadAllBytes(filePaths[i]))))
using (var image = new Bitmap(Image.FromStream(new MemoryStream(File.ReadAllBytes(filePaths[i])))))
{
//using (var quantImage = quantizer.QuantizeImage(image, 10, 70, histogram, 256))
//using (var quantImage = quantizer.QuantizeImage(new Bitmap(image)))
using (var quantImage = quantizer.QuantizeImage(image))
{
encoder.AddFrame(quantImage, 0, 0, new TimeSpan(0, 0, 0, 0, delay));
}
}
EncodingProgress = (int)(((i + 1.0) / filePaths.Count) * 100.0);
}
quantizer = null;
filePaths.Clear();
}
}
}
catch (Exception ex)
{
Console.WriteLine(ex.Message);
throw;
}
if (gpn.Cancelled)
{
File.Delete(Path.Combine(this.filepath, this.filename));
//gifname = string.Empty;
success = false;
}
//return gifname;
return success;
}));
}
