private void CameraScanWin()
{
Gst.Element e = Gst.ElementFactory.Make ("dshowvideosrc");
Gst.Interfaces.PropertyProbeAdapter ppa = new Gst.Interfaces.PropertyProbeAdapter (e.Handle);
object[] devices = ppa.ProbeAndGetValues ("device-name");
FillCombo (cbxCamera);
foreach (String dev in devices) {
Gst.Caps caps = e.GetStaticPad ("src").Caps;
foreach (Gst.Structure cap in caps) {
if (cap.HasField ("width") && cap.HasField ("height")) {
Gst.GLib.Value s;
int height = 0, width = 0;
s = cap.GetValue ("width");
if (s.Val is int) {
width = (int)s.Val;
}
s = cap.GetValue ("height");
if (s.Val is int) {
height = (int)s.Val;
}
if (width == 320 && height == 240) {
s = cap.GetValue ("framerate");
Gst.Fraction f;
if (s.Val is Gst.FractionRange) {
f = new Gst.FractionRange (s).Max; // ? Min
} else if (s.Val is Gst.Fraction) {
f = new Gst.Fraction (s);
} else if (s.Val is int) {
f = new Gst.Fraction ((int)s.Val, 1);
} else
continue;
cameras [dev] = new GstCapture.cameraDevice (dev, f, width, height);
cbxCamera.AppendText (dev);
}
}
}
}
}
private void CameraScanUnix ()
{
Gst.Element e = Gst.ElementFactory.Make ("v4l2src");
Gst.Interfaces.PropertyProbeAdapter ppa = new Gst.Interfaces.PropertyProbeAdapter (e.Handle);
object[] devices = ppa.ProbeAndGetValues ("device");
FillCombo (cbxCamera);
foreach (String dev in devices) {
Gst.Fraction f = new Gst.Fraction(30,1);
cameras [dev] = new GstCapture.cameraDevice (dev, f , 320 , 240);
cbxCamera.AppendText (dev);
}
}
public void StartRecordingUnix()
{
if (txtFolderOut.Text != String.Empty && Directory.Exists(txtFolderOut.Text.Trim()))
{
GstCapture.cameraDevice cDev = cameras[cbxCamera.ActiveText];
//String sDev = "yes";
String aDev = cbxMic.ActiveText;
String _path = txtFolderOut.Text.Trim();
DateTime dt = DateTime.Now;
//Encoding w = Encoding.GetEncoding("windows-1251"); // HACK
String aargs = null,
cargs = null,
sargs = null;
if ((aDev != null) && ckbxMic.Active)
{
//aargs = String.Format(" dshowaudiosrc device-name=\"{0}\"", w.GetString(Encoding.UTF8.GetBytes(aDev)));
aargs = String.Format(" pulsesrc");
//aargs += " ! audio/x-raw-int, rate = 44100, channels = 1, depth = 16 ! queue ! faac ! tee name = audio";
aargs += " ! audio/x-raw-int, rate = 44100, channels = 1, depth = 16 ! queue ! ffenc_adpcm_swf ! tee name = audio";
}
dir = String.Format("{0:yyyy-MM-dd_HH-mm-ss}", dt);
path = Directory.CreateDirectory(
System.IO.Path.Combine(_path, dir)
).FullName;
Directory.SetCurrentDirectory(path);
Environment.SetEnvironmentVariable("GST_DEBUG", "3");
if (cDev != null && ckbxCamera.Active)
{
int gop = 450;
cargs = " flvmux name=camera ! filesink location=\"camera.flv\"";
cargs += String.Format(" v4l2src device =\"{0}\"", cDev.device.ToString());
cargs += String.Format(" ! video/x-raw-yuv, framerate = {0}/{1}, width={2}, height={3}" +
" ! videorate ! video/x-raw-yuv, framerate = {4}/1" +
" ! queue ! ffenc_flv name = cv gop-size = {5} ! camera.",
cDev.framerate.Numerator, cDev.framerate.Denominator, cDev.width, cDev.height,
30, gop);
if (aargs != null)
{
//cargs += " audio. ! queue ! audio/mpeg ! camera.";
cargs += " audio. ! queue ! audio/x-adpcm ! camera.";
}
}
if (ckbxDisplay.Active)//sDev != null)
{
int gop = 150;
sargs = " flvmux name=\"screen\" ! filesink location=\"screen.flv\"";
sargs += " ximagesrc use-damage=false";
sargs += String.Format(" ! video/x-raw-rgb, framerate = {0}/1" +
" ! ffmpegcolorspace ! queue " +
" ! ffenc_flashsv name=sv gop-size = {1} ! screen.",
5, gop);
if (aargs != null)
{
// sargs += " audio. ! queue ! audio/mpeg ! screen.";
sargs += " audio. ! queue ! audio/x-adpcm ! screen.";
}
}
try
{
String final = cargs + sargs + aargs;
gstRecording = (Gst.Pipeline)Gst.Parse.Launch(final);
lblStatus.Text = "Recording";
}
catch (Exception error)
{
GstCapture.MessageBox.Show(String.Format("{0}: {1}", error.Message, cargs + sargs + aargs));
}
if (gstRecording != null)
{
gstRecording.SetState(Gst.State.Playing);
Gst.State s;
gstRecording.GetState(out s, timeout);
isRecording = true;
}
Directory.SetCurrentDirectory(_path);
}
}
