protected override void DoProcessing(FilterProcessingContext inputFrames, Frame outputFrame)
{
Console.WriteLine("decoding tga frame");
using (var stream = this.OpenStreamForFrame(0))
{
using (var decoder = new TGADecoder(stream))
{
decoder.Initialize();
decoder.Decode(outputFrame);
}
}
}
protected virtual void DoDecode(Frame output)
{
throw new NotImplementedException();
}
public virtual void Decode(Frame output)
{
if (!this.IsInitialized)
if (!this.Initialize())
throw new NotImplementedException();
this.DoDecode(output);
}
public abstract void EncodeFrame(Frame frame);
protected bool Render(Frame output, long index)
{
// Grab the original frame
var frame = this.Source.Filter.GetFrame(index);
bool h = (this.FlipDirection & FlipDirection.Horizontal) == FlipDirection.Horizontal;
bool v = (this.FlipDirection & FlipDirection.Vertical) == FlipDirection.Vertical;
if (!h && !v)
{
// No flipping required, copy input to output and return.
for (int i = 0; i < output.Video.Count; ++i)
{
var vfd = frame.Video[i];
var ofd = output.Video[i];
if (frame.Video[i] is BitmapRGB)
{
var bmp = output.Video[i] as BitmapRGB;
bmp.BitBlit((BitmapRGB)frame.Video[i], new Point(0, 0));
}
else
{
}
}
}
IEnumerable<IBitmap> bitmaps = frame.Video;
IColor c;
int ymin = 0;
int ymax = output.Video[0].Height;
int xmin = 0;
int xmax = output.Video[1].Width;
for (int i = 0; i < output.Video.Count; ++i)
{
var vfd = frame.Video[i];
var ofd = output.Video[i];
if (h && v)
for (int y1 = ymin, y2 = ymax; y1 < ymax; y1++, y2--)
for (int x1 = xmin, x2 = xmax; x1 < xmax; x1++, x2--)
{
ofd[x1, y1] = vfd[x2, y2];
ofd[x2, y2] = vfd[x1, y1];
}
else if (h && !v)
for (int y = ymin; y < ymax; y++)
for (int x1 = xmin, x2 = xmax; x1 < xmax; x1++, x2--)
{
ofd[x1, y] = vfd[x2, y];
ofd[x2, y] = vfd[x1, y];
}
else if (!h & v)
for (int y1 = ymin, y2 = ymax; y1 < ymax; y1++, y2--)
for (int x = xmin; x < xmax; x++)
{
ofd[x, y1] = vfd[x, y2];
ofd[x, y2] = vfd[x, y1];
}
}
return true;
}
public override void EncodeFrame(Frame frame)
{
}
protected override void DoProcessing(NSynth.FilterProcessingContext inputFrames, NSynth.Frame outputFrame)
{
base.DoProcessing(inputFrames, outputFrame);
}
public void SetFrame(string slot, int offset, Frame frame)
{
Contract.Requires(frame != null);
Contract.Requires(slot != null);
lock (this.sync)
{
if (!this.frames.ContainsKey(slot))
throw new NotImplementedException();
else if (!this.frames[slot].ContainsKey(offset))
throw new NotImplementedException();
else if (this.frames[slot][offset] != null)
throw new NotImplementedException();
this.frames[slot][offset] = frame;
foreach (var s in this.frames)
foreach (var n in s.Value)
if (n.Value == null)
return; // not ready
this.isReady = true;
}
// must be ready
if (this.isReady)
if (this.InputFramesReady != null)
this.InputFramesReady(this, EventArgs.Empty);
}
