static void RawToPGM(string extra, long stamp, VideoCaptureFormat format, byte[] buffer, bool save)
{
if (!save)
{
return;
}
int w = (int)format.Width, h = (int)format.Height;
string name = stamp.ToString("000000000000") + extra + ".pgm";
FileStream fs = File.Open(name, FileMode.CreateNew, FileAccess.Write, FileShare.Read);
string header = "P5 " + w + " " + h + " 65535 ";
byte[] bh = Encoding.ASCII.GetBytes(header);
fs.Write(bh, 0, bh.Length);
fs.Write(buffer, 0, buffer.Length);
fs.Close();
}
static byte[] Init(Adapter adapter, out VideoCaptureFormat format)
{
format = new VideoCaptureFormat()
{
Field = Video4Linux.Analog.Kernel.v4l2_field.Any
, Width = 358, Height = 288
, PixelFormat = Video4Linux.Analog.Kernel.v4l2_pix_format_id.GREY
};
adapter.SetFormat(format);
//adapter.GetFormat(format);
int count = (int)(format.Width * format.Height * 2);
byte[] buffer = new byte[count];
//WL("Method "+adapter.CaptureMethod+" "+format.Width+" "+format.Height+" "+format.PixelFormat+" "+format.Field+" "+format.BytesPerLine+" "+count);
return(buffer);
}
public void SetPreferredVideoCaptureFormat(VideoCaptureFormat format)
{
Task.Run(async() => {
await Context.WithContextAction(ctx => { ctx.SetPreferredVideoCaptureFormat(format); });
}).Wait();
}
public void SetPreferredVideoCaptureFormat(VideoCaptureFormat format)
{
_voipContext.SetPreferredVideoCaptureFormat(format);
}
public IAsyncAction SetPreferredVideoCaptureFormatAsync(VideoCaptureFormat format)
{
return(InvokeHubChannelAsync <IMediaSettingsChannel>(format).AsTask().AsAsyncAction());
}
public void SetPreferredVideoCaptureFormat(VideoCaptureFormat format)
{
InvokeHubChannel <IMediaSettingsChannel>(format);
}
