public VideoSource[] GetVideoSource()
{
List <VideoSource> lst = new List <VideoSource>();
int index = 0;
bool IsDevice = true;
do
{
string vName = "".PadLeft(80, ' ');
string vVersion = "".PadLeft(80, ' ');
IsDevice = AVICAP32.capGetDriverDescriptionA(index, ref vName, 80, ref vVersion, 80);
if (IsDevice)
{
lst.Add(new VideoSource(vName, vVersion));
}
index++;
}while (IsDevice);
return(lst.ToArray());
}
/// <summary>
/// Status de conexão da câmera
/// </summary>
//public bool Connected { get; set; }
#endregion
#region Start
/// <summary>
/// Starts the video capture
/// </summary>
/// <param name="FrameNumber">the frame number to start at.
/// Set to 0 to let the control allocate the frame number</param>
public override void Start()
{
#region for safety, call stop, just in case we are already running
this.Stop();
#endregion
#region setup a capture window
int Flags = 0;
if (!this.UseClipboard)
{
Flags = IMAGECAPTURE.WS_VISIBLE | IMAGECAPTURE.WS_CHILD;
}
mCapHwnd = AVICAP32.capCreateCaptureWindowA("WebCap",
Flags, 0, 0,
this.Width,
this.Height,
this.Control.Handle,
0
);
#endregion
#region connect to the capture device
Application.DoEvents();
USER32.SendMessage(mCapHwnd, IMAGECAPTURE.WM_CAP_DRIVER_CONNECT, DriverIndex, 0);
USER32.SendMessage(mCapHwnd, IMAGECAPTURE.WM_CAP_SET_PREVIEWRATE, 66, 0); //66
USER32.SendMessage(mCapHwnd, IMAGECAPTURE.WM_CAP_SET_PREVIEW, 1, 0);
//USER32.SendMessage(mCapHwnd, IMAGECAPTURE.WM_CAP_DLG_VIDEOSOURCE, 0, 0);
//GetMCIDevice mci = new GetMCIDevice();
//int i =USER32.SendMessage(mCapHwnd, IMAGECAPTURE.WM_CAP_GET_MCI_DEVICE, Marshal.SizeOf(mci), mci);
BITMAPINFO bInfo = new BITMAPINFO();
bInfo.bmiHeader = new BITMAPINFOHEADER();
bInfo.bmiHeader.biSize = (uint)Marshal.SizeOf(bInfo.bmiHeader);
bInfo.bmiHeader.biWidth = Width;
bInfo.bmiHeader.biHeight = Height;
bInfo.bmiHeader.biPlanes = 1;
bInfo.bmiHeader.biBitCount = 24; // bits per frame, 24 - RGB
USER32.SendBitmapMessage(mCapHwnd, IMAGECAPTURE.WM_CAP_SET_VIDEOFORMAT, Marshal.SizeOf(bInfo), ref bInfo);
CAPTUREPARMS CaptureParams = new CAPTUREPARMS();
CaptureParams.fYield = 1;
CaptureParams.fAbortLeftMouse = 0;
CaptureParams.fAbortRightMouse = 0;
CaptureParams.dwRequestMicroSecPerFrame = 66667;
CaptureParams.fMakeUserHitOKToCapture = 0;
CaptureParams.wPercentDropForError = 10;//10
CaptureParams.wChunkGranularity = 0;
CaptureParams.dwIndexSize = 324000;
CaptureParams.wNumVideoRequested = 10;
CaptureParams.wNumAudioRequested = 10;
CaptureParams.fCaptureAudio = 1;
CaptureParams.fMCIControl = 0; //0
CaptureParams.fStepMCIDevice = 0; //0
CaptureParams.dwMCIStartTime = 0;
CaptureParams.dwMCIStopTime = 0;
CaptureParams.fStepCaptureAt2x = 0;//0
CaptureParams.wStepCaptureAverageFrames = 5;
CaptureParams.dwAudioBufferSize = 10;
USER32.SendMessageA(mCapHwnd, IMAGECAPTURE.WM_CAP_SET_SEQUENCE_SETUP, new IntPtr(Marshal.SizeOf(CaptureParams)), CaptureParams);
//ConfigFormat();
#endregion
#region set the timer information
this.Tmr.Interval = TimeToCapture;
if (this.UseClipboard)
{
this.Tmr.Start();
}
#endregion
base.Start();
}
