private void BeginConvertToCallback(IAsyncResult state)
        {
            BeginConvertColorDelegate del = (BeginConvertColorDelegate)state.AsyncState;

            this._destImg = del.EndInvoke(state);
            this.ConvertCompleteEvent();
        }
 public void BeginConvertTo(PixelFormat format)
 {
     BeginConvertColorDelegate del = new BeginConvertColorDelegate(this.prvConvertImage);
     del.BeginInvoke(this._srcImg, format, new AsyncCallback(this.BeginConvertToCallback), del);
 }
        public void BeginConvertTo(PixelFormat format)
        {
            BeginConvertColorDelegate del = new BeginConvertColorDelegate(this.prvConvertImage);

            del.BeginInvoke(this._srcImg, format, new AsyncCallback(this.BeginConvertToCallback), del);
        }