/* ImageFrame extractPixels(Image image, ImageSetting imageSetting)
{
ImageFrame imageFrame = new ImageFrame();
Bitmap source = new Bitmap(image);
int RPixel;
int GPixel;
int BPixel;
for (int i = 0; i < image.Width; i += imageSetting.BlockSize)
for (int j = 0; j < image.Height; j += imageSetting.BlockSize)
{
RPixel = 0;
GPixel = 0;
BPixel = 0;
for (int k = i; k < imageSetting.BlockSize; k++)
for (int l = j; l < imageSetting.BlockSize; l++)
{
RPixel += source.GetPixel(k, l).R;
GPixel += source.GetPixel(k, l).G;
BPixel += source.GetPixel(k, l).B;
}
RPixel /= imageSetting.BlockSize;
GPixel /= imageSetting.BlockSize;
BPixel /= imageSetting.BlockSize;
imageFrame.RPixels.Add(toByte(RPixel));
imageFrame.GPixels.Add(toByte(GPixel));
imageFrame.BPixels.Add(toByte(BPixel));
}
return imageFrame;
}
*/
Image reProcessFrame( Image prevImage, FrameData frameData, ImageSetting imageSetting)
{
Image image;
Bitmap bitmap = new Bitmap(imageSetting.Width,imageSetting.Height);
Bitmap prevBitmap = new Bitmap(prevImage);
int RPixel;
int GPixel;
int BPixel;
int columnChangeNum =0;
int row =0;
int changedBlockNum =0;
bool rowChanges = false;
bool blockChange = false;
for (int i = 0; i < imageSetting.Height; i += imageSetting.BlockSize)
{
if (frameData.rowChangeBits[i])
{
rowChanges = true;
row++;
}
for (int j = 0; j < imageSetting.Width; j += imageSetting.BlockSize)
{
columnChangeNum = row * imageSetting.Width/imageSetting.BlockSize + j;
blockChange = frameData.columnChangeBits[columnChangeNum];
for (int k = i; k < imageSetting.BlockSize; k++)
for (int l = j; l < imageSetting.BlockSize; l++)
{
if (rowChanges && blockChange)
{
RPixel = frameData.RPixels[changedBlockNum];
GPixel = frameData.GPixels[changedBlockNum];
BPixel = frameData.BPixels[changedBlockNum]; ;
changedBlockNum++;
}
else
{
RPixel = prevBitmap.GetPixel(k, l).R;
GPixel = prevBitmap.GetPixel(k, l).G;
BPixel = prevBitmap.GetPixel(k, l).B;
}
Color newcol = Color.FromArgb(RPixel, GPixel, BPixel);
bitmap.SetPixel(k, l, newcol);
}
}
}
image = (Image)bitmap;
return image;
}
/*private void cmdImageSize_Click(object sender, EventArgs e)
{
try
{
byte[] buffer = new byte[1024];
int iRx = socClient.Receive(buffer);
char[] chars = new char[iRx];
System.Text.Decoder d = System.Text.Encoding.UTF8.GetDecoder();
int charLen = d.GetChars(buffer, 0, iRx, chars, 0);
String szData = new String(chars);
sze = Convert.ToInt32(szData);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
}
*/
private void receiveImage(Object obj)
{
int time = 0;
int FrameNumber;
int currentFrame;
char state = 'd';
byte special = 0;
int recSize = 0;
byte[] buffer = new byte[1024];
int prevFrame = 0;
Boolean receive = false;
Image image;
FrameData frameData;
int ticks = Environment.TickCount;
try
{
socClient.ReceiveBufferSize = 1024;
socClient.SendBufferSize = 1024;
while (true)
{
recSize = 0;
lock (this)
{
{
FrameNumber = FRAMENUMBER;
receive = onReceive;
//currentFrame = (currentFrameNumber + FrameNumber) % FrameNumber;
}
ticks = Environment.TickCount;
try
{
imageSetting = recImageSetting();
// MessageBox.Show(imageSetting.Width.ToString() + "X" + imageSetting.Height.ToString() + "X" + imageSetting.BlockSize.ToString() + "X" + imageSetting.ColorBits.ToString() + "ccccc");
}
catch(Exception ex)
{
MessageBox.Show("Error in receiving imageSetting... in CCCCCCCCCCCCCCCCCCCCCCC");
}
while (receive)
{
lock (this)
{
currentFrame = (currentFrameNumber + FrameNumber) % FrameNumber;
// state = states[currentFrame];
}
prevFrame = (currentFrame - 1 + FrameNumber) % FrameNumber;
try
{
special = recSpecial();
// MessageBox.Show("ccccccccccccccSpecial" + special.ToString());
}
catch (Exception ex)
{
MessageBox.Show("Error on receiving special" + ex.ToString());
}
if (special == 0)
{
state = 'N';
}
else if (special == 1)
{
state = 'P';
}
else if (special == 2)
{
state = 'M';
}
try
{
recSize = recieveSize();
// MessageBox.Show("Receive video size + " + recSize.ToString());
}
catch (FormatException ex)
{
Console.WriteLine("NumberFormateException");
}
List<byte> totalByte = new List<byte>();
int recQue = recSize / 1024;
int recRem = recSize % 1024;
int total = recQue * 1024 + recRem;
Console.WriteLine("frame size in kb = ...." + recQue + "remainder = " + recRem + " and total = "+total);
int count = 0;
while(count!=recQue)
{
try
{
buffer = new byte[1024];
buffer = recData();
foreach (byte b in buffer)
{
totalByte.Add(b);
}
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString());
}
count++;
}
//remaining picture ko lagi........
buffer = new byte[recRem];
int iRx = socClient.Receive(buffer);
foreach (byte b in buffer)
{
totalByte.Add(b);
}
MessageBox.Show("ccccccccccccafter receiving actual data" + recSize.ToString() + " " + totalByte[0] + " " + totalByte[recSize - 1]);
Console.WriteLine(" Before calling sending bact to endccccccccccccccccccccccccc....");
try
{
sendData(BitConverter.GetBytes(special));
}
catch (Exception ex)
{
Console.WriteLine("sending end error in cccccccccccccccccccccccccc" + ex.ToString());
}
Console.WriteLine("ccccccccccccccccccccccccccccccccccccccccccc before conversion to image...");
if (state == 'N')
{
lock (this)
{
images[currentFrame] = images[prevFrame];
//imageFrames[currentFrame] = imageFrames[prevFrame];
framesData[currentFrame] = null;
states[currentFrame] = 'N';
}
}
else if (state == 'P')
{
frameData = new FrameData(totalByte.ToArray(), imageSetting);
lock (this)
{
framesData[currentFrame] = frameData;
states[currentFrame] = 'P';
}
}
else if (state == 'M')
{
image = byteArrayToImage(totalByte.ToArray());
lock (this)
{
images[currentFrame] = image;
framesData[currentFrame] = null;
states[currentFrame] = 'M';
}
}
//Console.WriteLine("ccccccccccccccccccccccccccccccccccccccccccc After conversion to image....");
//Console.WriteLine("ccccccccccccccccccccccccccccccccccccccccccc after pictureBox1 called....");
//byData = System.Text.Encoding.ASCII.GetBytes("SHSHSHSH");
//Console.WriteLine("sending shshssh to server.....");
//sendData(byData);
//Console.WriteLine("after sending shshshshs to server........");
lock (this)
{
// images[currentFrame] = img;
// states[currentFrame] = 'p';
currentFrameNumber = (currentFrameNumber + 1) % FrameNumber;
}
time = 1000 / FrameNumber - (Environment.TickCount - ticks);
if (time > 0)
Thread.Sleep(time);
//else
// Console.WriteLine("cccccccccccccccccccccccccccccccccccccccccccno sleeping..." + (-time).ToString());
ticks = Environment.TickCount;
}
}
}
}
catch (SocketException ex)
{
MessageBox.Show("receiveImage() function \n"+"server has been closed..");
}
catch (Exception ex)
{
MessageBox.Show("Error in receive Image!" + ex.ToString());
}
}
