private static MyTiff decodeSubsample(MyCompressTiff myct, MyDeal.ProgressMonitor monitor)
{
MyTiff decodeTiff = new MyTiff();
Bitmap baseImg = null;
for (int i = 0; i < myct.baseImg.Count; i++)
{
if (myct.baseImg.ElementAt(i) != null)
{
decodeTiff.views.Add(baseImg = new Bitmap(myct.baseImg.ElementAt(i)));
}
else
{
Bitmap left = (Bitmap)decodeTiff.views.Last();
Bitmap right = new Bitmap(myct.baseImg.ElementAt(i + 1));
baseImg = MyDeal.Interpolation(left, right);
decodeTiff.views.Add(baseImg);
}
if (monitor != null)
{
monitor.OnValueChanged(new MyDeal.ValueEventArgs()
{
value = (double)i / myct.baseImg.Count
});
}
}
return(decodeTiff);
}
private static MyTiff decodeMotion(MyCompressTiff myct, MyDeal.ProgressMonitor monitor)
{
MyTiff decodeTiff = new MyTiff();
Bitmap baseImg = null;
MyMotionTiff targetMotion;
for (int i = 0; i < myct.baseImg.Count; i++)
{
if (myct.baseImg.ElementAt(i) != null)
{
decodeTiff.views.Add(baseImg = new Bitmap(myct.baseImg.ElementAt(i)));
}
else
{
targetMotion = myct.motionTiff.ElementAt(i);
baseImg = MyMotionTiff.decode(baseImg, targetMotion);
decodeTiff.views.Add(baseImg);
}
if (monitor != null)
{
monitor.OnValueChanged(new MyDeal.ValueEventArgs()
{
value = (double)i / myct.baseImg.Count
});
}
}
return(decodeTiff);
}
protected virtual void initialForm()
{
basicProgress = new MyDeal.ProgressMonitor(progressBar1);
//openFileDialog Setting
openFileDialog1 = new OpenFileDialog();
openFileDialog1.Filter = "tif file(*.tiff)|*.01.tiff;*01.*.tiff|my compress file(*.MYCT)|*.MYCT";
openFileDialog1.Title = "Select a video file";
openFileDialog1.CheckFileExists = true;
openFileDialog1.CheckPathExists = true;
//initial PSNR Chart
chart1.ChartAreas.ElementAt(0).AxisX.Minimum = 0;
chart1.ChartAreas.ElementAt(0).AxisX.Maximum = 0;
chart1.ChartAreas.ElementAt(0).AxisX.Interval = 5;//橫坐標 標籤距
chart1.ChartAreas.ElementAt(0).AxisY.Minimum = 0;
chart1.ChartAreas.ElementAt(0).AxisY.Maximum = MyDeal.maxPSNR;
//add psnr
chart1.Series.Clear();
Series PSNRSeries = addSeries(seriesIdA, "A PSNR(dB)", Color.Blue);
chart1.Series.Add(PSNRSeries);
player = new MyPlayer(pictureBox1);
player.SideWorkDo.Add(new playCombine(countPSNR));
player.SideWorkArgs.Add(new object[] { player, chart1, new object[] { seriesIdA } });
}
private static MyTiff decodeBB(MyCompressTiff myct, MyDeal.ProgressMonitor monitor)
{
MyTiff decodeTiff = new MyTiff();
Bitmap dst = null;
for (int i = 0; i < myct.baseImg.Count; i++)
{
if (i == 0)
{
decodeTiff.views.Add(dst = new Bitmap(myct.baseImg.ElementAt(i)));
}
else
{
Bitmap left = (Bitmap)decodeTiff.views.Last();
dst = (Bitmap)myct.baseImg.ElementAt(i).Clone();
BitmapData leftData = left.LockBits(MyDeal.boundB(left), ImageLockMode.ReadOnly, PixelFormat.Format24bppRgb);
BitmapData dstData = dst.LockBits(MyDeal.boundB(dst), ImageLockMode.ReadWrite, PixelFormat.Format24bppRgb);
unsafe
{
byte *leftPtr = (byte *)leftData.Scan0;
byte *dstPtr = (byte *)dstData.Scan0;
int skipByte = dstData.Stride - 3 * dstData.Width;
for (int y = 0; y < dstData.Height; y++)
{
for (int x = 0; x < dstData.Width; x++)
{
if ((dstPtr[0] != dstPtr[1]) || (dstPtr[1] != dstPtr[2]))
{
dstPtr[0] = leftPtr[0];
dstPtr[1] = leftPtr[1];
dstPtr[2] = leftPtr[2];
}
dstPtr += 3;
leftPtr += 3;
}
dstPtr += skipByte;
leftPtr += skipByte;
}
}
left.UnlockBits(leftData);
dst.UnlockBits(dstData);
decodeTiff.views.Add(dst);
}
if (monitor != null)
{
monitor.OnValueChanged(new MyDeal.ValueEventArgs()
{
value = (double)i / myct.baseImg.Count
});
}
}
return(decodeTiff);
}
public static MyTiff decode(MyCompressTiff myct, MyDeal.ProgressMonitor monitor)
{
switch (myct.type)
{
case MyCompressTiffDefine.TYPE.MOTION:
return(decodeMotion(myct, monitor));
case MyCompressTiffDefine.TYPE.SUBSAMPLE:
return(decodeSubsample(myct, monitor));
case MyCompressTiffDefine.TYPE.BLOCKBASE:
return(decodeBB(myct, monitor));
}
return(null);
}
