public static void EncodeAsync(byte[] dataRgba, int stride, Action <Exception, byte[]> callback)
{
ThreadPool.QueueUserWorkItem((state) =>
{
try
{
byte[] png = PngEncoder.Encode(dataRgba, stride);
callback(null, png);
}
catch (Exception ex)
{
callback(ex, null);
throw;
}
}, null);
}
private void EncodeCallback(object state)
{
byte[] byteData = this.NativeData.ToArray();
int downsampledStride;
byteData = Downsampler.Downsample(byteData, this.Width * 4, this.MaximumWidth, this.MaximumHeight, out downsampledStride);
if (this.Type == ScreenshotType.Png)
{
byteData = PngEncoder.Encode(byteData, downsampledStride);
}
if (this.Callback != null)
{
this.Callback(byteData, this.State);
}
this.NativeData.Dispose();
this.IsInUse = false;
}