private void buttonDecode_Click(object sender, EventArgs e)
{
string fn = string.Format(textOutputMask.Text, 0);
string dir = Path.GetDirectoryName(fn);
Directory.CreateDirectory(dir);
FileStream fs = new FileStream(videoFileName, FileMode.Open);
IEntropyCodec s;
if (fs == null)
{
return;
}
using ( fs )
{
labelSpeed.Text = "Decoding..";
Stopwatch sw = new Stopwatch();
sw.Start();
VideoCodec vc = new VideoCodec();
s = vc.DecodeHeader(fs);
int i = 0;
do
{
using (Bitmap fi = vc.DecodeFrame(i, s))
{
if (fi == null)
{
s.Close();
fs.Close();
labelSpeed.Text = string.Format("Decoded {0} frames in {1:f} s!", i, (float)(sw.ElapsedMilliseconds * 0.001));
sw.Stop();
return;
}
fn = string.Format(textOutputMask.Text, i++);
fi.Save(fn, ImageFormat.Png);
}
}while (true);
}
}
private void buttonEncode_Click(object sender, EventArgs e)
{
string fn = string.Format(textInputMask.Text, 0);
if (!File.Exists(fn))
{
MessageBox.Show("Invalid input files!");
return;
}
string cd = Directory.GetCurrentDirectory();
SaveFileDialog sfd = new SaveFileDialog();
sfd.Title = "Save Video File";
sfd.Filter = "BIN Files|*.bin";
sfd.AddExtension = true;
sfd.FileName = videoFileName;
if (sfd.ShowDialog() != DialogResult.OK)
{
return;
}
videoFileName = Path.GetFullPath(sfd.FileName);
FileStream fs = new FileStream(videoFileName, FileMode.Create);
VideoCodec vc = new VideoCodec();
Directory.SetCurrentDirectory(cd);
labelSpeed.Text = "Encoding..";
Stopwatch sw = new Stopwatch();
sw.Start();
Bitmap frameImage = (Bitmap)Image.FromFile(fn);
IEntropyCodec s = vc.EncodeHeader(frameImage.Width, frameImage.Height, (float)numericFps.Value, fs);
int i = 0;
do
{
vc.EncodeFrame(i, frameImage, s);
frameImage.Dispose();
frameImage = null;
// next frame:
fn = string.Format(textInputMask.Text, ++i);
if (!File.Exists(fn))
{
break;
}
frameImage = (Bitmap)Image.FromFile(fn);
}while (true);
if (frameImage != null)
{
frameImage.Dispose();
}
s.Close();
labelSpeed.Text = string.Format("Encoded {0} frames in {1:f} s!", i, (float)(sw.ElapsedMilliseconds * 0.001));
sw.Stop();
fs.Close();
}
private VideoCodec GetVideoCodec(StreamWriter log)
{
VideoCodec codec = new VideoCodec(log);
codec.MCSearchLineSize = (int)mcHorizVertNumeric.Value;
codec.MCSearchSquareSize = (int)mcSquareNumeric.Value;
codec.VisualizeMCBlockTypes = blockTypeVizCheckBox.Checked;
codec.DeflateCompressionEnabled = deflateCheckBox.Checked;
codec.IntraFrameFrequency = (int)intraFreqNumeric.Value;
return codec;
}
