static void CycleSendVideo()
{
long lastMemory = 0;
long currentMemory = 0;
int i = 0;
VideoCapability vc = null;
FilterInfo[] cameras = VideoSource.Sources();
if (cameras.Length > 0)
{
vc = new VideoCapability(cameras[0]);
vc.ActivateCamera();
}
JoinVenue();
while (vc != null)
{
Console.WriteLine(string.Format(CultureInfo.CurrentCulture, Strings.CycleSendVideoTestRun +
"\n", ++i));
vc.BeginSend(null, null);
Thread.Sleep(15000);
vc.BeginStopSending(null, null);
Thread.Sleep(5000);
currentMemory = GC.GetTotalMemory(true);
Console.WriteLine(string.Format(CultureInfo.CurrentCulture, Strings.MemoryUsed, currentMemory,
(currentMemory - lastMemory).ToString(CultureInfo.InvariantCulture)));
lastMemory = currentMemory;
}
}
private void RestoreLinkedCamera()
{
// List the selected cameras
foreach (FilterInfo fi in VideoCapability.SelectedCameras())
{
cboLinkedCamera.Items.Add(fi);
}
// Read from registry and select camera, if in list
string[] linkedCamera = AVReg.ValueNames(AVReg.LinkedCamera);
if (linkedCamera != null && linkedCamera.Length > 0)
{
Debug.Assert(linkedCamera.Length == 1);
for (int i = 0; i < cboLinkedCamera.Items.Count; i++)
{
FilterInfo fi = (FilterInfo)cboLinkedCamera.Items[i];
if (fi.Moniker == linkedCamera[0])
{
cboLinkedCamera.SelectedItem = fi;
}
}
}
if (cboLinkedCamera.SelectedIndex == -1 && cboLinkedCamera.Items.Count > 0)
{
cboLinkedCamera.SelectedIndex = 0;
}
cboLinkedCamera.Enabled = cboLinkedCamera.Items.Count > 1;
}
public void RenderAndRunVideo(VideoCaptureGraph vcg, bool playIt)
{
if (playIt)
{
Log("Playing video (render and run graph) - " + vcg.Source.FriendlyName);
vcg.RenderLocal();
VideoCapability.DisableDXVA(vcg.FilgraphManager);
// Set device name in the video window and turn off the system menu
IVideoWindow iVW = (IVideoWindow)vcg.FilgraphManager;
iVW.Caption = vcg.Source.FriendlyName;
iVW.WindowStyle &= ~0x00080000; // WS_SYSMENU
vcg.Run();
}
else
{
Log("Stop video (stop and unrender graph) - " + vcg.Source.FriendlyName);
vcg.Stop();
vcg.RemoveRenderer();
// I have no idea why the video window stays up but this fixes it
GC.Collect();
}
Log(FilterGraph.Debug(vcg.IFilterGraph));
}
private void InitVideoCapability(ICapability capability)
{
if (videoCapability == null)
{
videoCapability = (VideoCapability)capability;
this.Text = videoCapability.Name;
// Unintuitively causes us to look at the vidSrcRatio and use it if it's been set
TrimBlackFromVideo(base.Size);
// TODO: Add a condition to not call InitVideoUI() if isFormLoaded is false to prevent
// the form to show to early
InitVideoUI();
videoCapability.VideoWindowHandle = pbVideo.Handle;
videoCapability.VideoWindowMessageDrain = pbVideo.Handle;
videoCapability.ResizeVideoStream(pbVideo.Height, pbVideo.Width);
//videoCapability.ResizeVideoStream(230, 200);
// Set the UI borders so the video capability can calculate the
// AV form size given some constrains due to the video ratio
//videoCapability.UIBorderWidth = UIBorderWidth;
//videoCapability.UIBorderHeight = UIBorderHeight;
}
}
static void CycleSendVideo()
{
long lastMemory = 0;
long currentMemory = 0;
int i = 0;
VideoCapability vc = null;
FilterInfo[] cameras = VideoSource.Sources();
if (cameras.Length > 0)
{
vc = new VideoCapability(cameras[0]);
vc.ActivateCamera();
}
JoinVenue();
while (vc != null)
{
Console.WriteLine("CycleSendVideo Test Run #" + ++i + ":\n");
vc.BeginSend(null, null);
Thread.Sleep(15000);
vc.BeginStopSending(null, null);
Thread.Sleep(5000);
currentMemory = GC.GetTotalMemory(true);
Console.WriteLine("Memory Used: " + currentMemory + ", Diff: " + (currentMemory - lastMemory).ToString());
lastMemory = currentMemory;
}
}
private void FHelloCXP_Load(object sender, System.EventArgs e)
{
// ConferenceAPI to autoplay any incoming streams
Conference.AutoPlayLocal = true;
Conference.AutoPlayRemote = true;
// Tell ConferenceApi who the calling form is so it knows how to send events to the form on the correct thread
Conference.CallingForm = this;
// ConferenceAPI to autoposition any new windows
Conference.AutoPosition = Conference.AutoPositionMode.Tiled;
// Don't connect to a Venue Service; create a local venue and join it.
Conference.VenueServiceWrapper.VenueServiceUrl = null;
Venue localVenue = Conference.VenueServiceWrapper.CreateRandomMulticastVenue("Local Venue", null);
Conference.JoinVenue( localVenue );
// Send audio and video streams
FilterInfo[] cameras = VideoSource.Sources();
if (cameras.Length > 0)
{
VideoCapability vc = new VideoCapability(cameras[0]);
vc.ActivateCamera();
vc.Send();
}
}
private void updateOnClose()
{
frmAV.UpdateVideoBox(vc.CaptureGraph);
if ((disposeCapability) && (vc != null))
{
vc.Dispose();
vc = null;
disposeCapability = false;
}
}
private void DeactivateVideoCapability(FilterInfo fi)
{
RenderAndRunVideo(vcg, false);
vcg = null;
VideoCapability vc = (VideoCapability)vcs[fi];
vcs.Remove(fi);
vc.DeactivateCamera();
}
private void ActivateVideoCapability(FilterInfo fi)
{
Debug.Assert(!vcs.Contains(fi));
vc = new VideoCapability(fi);
vcs.Add(fi, vc);
vc.SetLogger(new AVLogger(Log));
vc.ActivateCamera();
vcg = vc.VideoCaptureGraph;
RenderAndRunVideo(vcg);
}
public frmVideoSettings(VideoCapability vc, frmAVDevices frmAV)
{
InitializeComponent();
Debug.Assert(vc != null);
Debug.Assert(vc.VideoCaptureGraph != null);
Debug.Assert(frmAV != null);
this.vc = vc;
this.vcg = vc.VideoCaptureGraph;
this.frmAV = frmAV;
}
private void RestoreVideo()
{
// Get the UI set up correctly in the event there are no selected cameras
ClearVideoBox();
foreach (FilterInfo fi in VideoCapability.SelectedCameras())
{
int idx = clbCameras.Items.IndexOf(fi);
clbCameras.SetItemChecked(idx, true);
clbCameras.SetSelected(idx, true);
}
}
public frmVideoSettings(VideoCapability vc, frmAVDevices frmAV)
{
InitializeComponent();
Debug.Assert(vc != null);
Debug.Assert(vc.VideoCaptureGraph != null);
Debug.Assert(frmAV != null);
this.vc = vc;
this.vcg = vc.VideoCaptureGraph;
this.frmAV = frmAV;
}
/// <summary>
/// Remove a capability object to the list of capability objects referring to this shared form
/// </summary>
/// <param name="capability">The capability object to remove</param>
/// <returns>true if there is no more capability of this type, false otherwise</returns>
public override bool RemoveCapability(ICapability capability)
{
bool lastCapability = base.RemoveCapability(capability);
if (lastCapability)
{
// TODO - we need to keep track of how many instances of a capability are in use
// so that we shut down when the last instance goes away, not the first
if (capability is VideoCapability)
{
UninitVideoUI();
videoCapability = null;
}
else if (capability is AudioCapability)
{
UninitAudioUI();
audioCapability = null;
}
}
return(lastCapability);
}
public frmVideoSettings(FilterInfo fi, frmAVDevices frmAV)
{
InitializeComponent();
Debug.Assert(frmAV != null);
this.fi = fi;
this.frmAV = frmAV;
if (!frmAV.videoCapabilities.ContainsKey(fi))
{
vc = new VideoCapability(fi);
vc.SetLogger(new AVLogger(Log));
vc.ActivateCamera();
disposeCapability = true;
}
else
{
vc = frmAV.videoCapabilities[fi];
disposeCapability = false;
}
}
private void clbCameras_SelectedIndexChanged(object sender, System.EventArgs e)
{
try
{
ClearVideoBox();
vc = (VideoCapability)vcs[(FilterInfo)clbCameras.SelectedItem];
vcg = vc != null ? vc.VideoCaptureGraph : null;
if (clbCameras.GetItemChecked(clbCameras.SelectedIndex))
{
UpdateVideoBox();
}
}
catch (COMException ex)
{
Log(DShowError._AMGetErrorText(ex.ErrorCode));
Log(ex.ToString());
}
catch (Exception ex)
{
Log(ex.ToString());
}
}
private void InitVideoCapability(ICapability capability)
{
if (videoCapability == null)
{
videoCapability = (VideoCapability)capability;
this.Text = videoCapability.Name;
// Unintuitively causes us to look at the vidSrcRatio and use it if it's been set
TrimBlackFromVideo(base.Size);
// TODO: Add a condition to not call InitVideoUI() if isFormLoaded is false to prevent
// the form to show to early
InitVideoUI();
videoCapability.VideoWindowHandle = pbVideo.Handle;
videoCapability.ResizeVideoStream(pbVideo.Height, pbVideo.Width);
// Set the UI borders so the video capability can calculate the
// AV form size given some constrains due to the video ratio
videoCapability.UIBorderWidth = UIBorderWidth;
videoCapability.UIBorderHeight = UIBorderHeight;
}
}
private void ActivateVideoCapability(FilterInfo fi)
{
Debug.Assert(!vcs.Contains(fi));
vc = new VideoCapability(fi);
vcs.Add(fi, vc);
vc.SetLogger(new AVLogger(Log));
vc.ActivateCamera();
vcg = vc.VideoCaptureGraph;
RenderAndRunVideo(vcg);
}
private void clbCameras_SelectedIndexChanged(object sender, System.EventArgs e)
{
try
{
ClearVideoBox();
vc = (VideoCapability)vcs[(FilterInfo)clbCameras.SelectedItem];
vcg = vc != null ? vc.VideoCaptureGraph : null;
if(clbCameras.GetItemChecked(clbCameras.SelectedIndex))
{
UpdateVideoBox();
}
}
catch(COMException ex)
{
Log(DShowError._AMGetErrorText(ex.ErrorCode));
Log(ex.ToString());
}
catch(Exception ex)
{
Log(ex.ToString());
}
}
/// <summary>
/// Create a VideoCapability for the specified camera, grab the data from the
/// capture graph, then dispose the capability.
/// </summary>
/// <param name="fi"></param>
private void UpdateVideoBox(FilterInfo fi)
{
if (videoCapabilities.ContainsKey(fi)) {
//The capability might exist if there is a video test underway.
UpdateVideoBox(videoCapabilities[fi].CaptureGraph);
}
else {
VideoCapability vc = new VideoCapability(fi);
vc.SetLogger(new AVLogger(Log));
vc.ActivateCamera();
UpdateVideoBox(vc.CaptureGraph);
vc.Dispose();
}
}
/// <summary>
/// Turn the specified video test on or off
/// </summary>
/// <param name="fi"></param>
/// <param name="start"></param>
private void TestVideo(FilterInfo fi, bool start)
{
if (start) {
VideoCapability vc = new VideoCapability(fi);
videoCapabilities.Add(fi, vc);
vc.SetLogger(new AVLogger(Log));
vc.ActivateCamera();
RenderAndRunVideo(vc.CaptureGraph);
}
else {
if (videoCapabilities.ContainsKey(fi)) {
VideoCapability vc = videoCapabilities[fi];
videoCapabilities.Remove(fi);
RenderAndRunVideo(vc.CaptureGraph, false);
vc.Dispose();
}
}
}
static void CycleSendVideo()
{
long lastMemory = 0;
long currentMemory = 0;
int i = 0;
VideoCapability vc = null;
FilterInfo[] cameras = VideoSource.Sources();
if (cameras.Length > 0)
{
vc = new VideoCapability(cameras[0]);
vc.ActivateCamera();
}
JoinVenue();
while (vc != null)
{
Console.WriteLine(string.Format(CultureInfo.CurrentCulture, Strings.CycleSendVideoTestRun +
"\n", ++i));
vc.BeginSend(null, null);
Thread.Sleep(15000);
vc.BeginStopSending(null, null);
Thread.Sleep(5000);
currentMemory = GC.GetTotalMemory(true);
Console.WriteLine(string.Format(CultureInfo.CurrentCulture, Strings.MemoryUsed, currentMemory,
(currentMemory - lastMemory).ToString(CultureInfo.InvariantCulture)));
lastMemory = currentMemory;
}
}
public frmVideoSettings(FilterInfo fi, frmAVDevices frmAV)
{
InitializeComponent();
Debug.Assert(frmAV != null);
this.fi = fi;
this.frmAV = frmAV;
if (!frmAV.videoCapabilities.ContainsKey(fi)) {
vc = new VideoCapability(fi);
vc.SetLogger(new AVLogger(Log));
vc.ActivateCamera();
disposeCapability = true;
}
else {
vc = frmAV.videoCapabilities[fi];
disposeCapability = false;
}
}
/// <summary>
/// Remove a capability object to the list of capability objects referring to this shared form
/// </summary>
/// <param name="capability">The capability object to remove</param>
/// <returns>true if there is no more capability of this type, false otherwise</returns>
public override bool RemoveCapability(ICapability capability)
{
bool lastCapability = base.RemoveCapability(capability);
if(lastCapability)
{
// TODO - we need to keep track of how many instances of a capability are in use
// so that we shut down when the last instance goes away, not the first
if (capability is VideoCapability)
{
UninitVideoUI();
videoCapability = null;
}
else if (capability is AudioCapability)
{
UninitAudioUI();
audioCapability = null;
}
}
return lastCapability;
}
private void updateOnClose() {
frmAV.UpdateVideoBox(vc.CaptureGraph);
if ((disposeCapability) && (vc != null)) {
vc.Dispose();
vc = null;
disposeCapability = false;
}
}
private void AutoSendAV()
{
// Determine if the form is shared
string[] linkedCamera = AVReg.ValueNames(AVReg.LinkedCamera);
if (linkedCamera != null)
{
Debug.Assert(linkedCamera.Length <= 1);
}
// Create the audio capability
FilterInfo[] mics = AudioCapability.SelectedMicrophones();
Debug.Assert(mics.Length <= 1); // For now we only support 1
AudioCapability ac = null;
foreach (FilterInfo fi in mics)
{
ac = new AudioCapability(fi);
}
// Create the video capabilities and start sending their data
foreach (FilterInfo fi in VideoCapability.SelectedCameras())
{
VideoCapability vc = new VideoCapability(fi);
// Set the shared form ID
if (ac != null && linkedCamera != null && linkedCamera.Length > 0)
{
if (fi.Moniker == linkedCamera[0])
{
Guid sharedFormID = Guid.NewGuid();
ac.SharedFormID = sharedFormID;
vc.SharedFormID = sharedFormID;
}
}
try
{
vc.ActivateCamera();
vc.Send();
}
catch (Exception)
{
vc.Dispose();
MessageBox.Show(string.Format("ConferenceXP was unable to send video from " +
"the device - {0}. See the ConferenceAPI Event Log for details.", vc.Name),
"Unable to send video", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
// Start sending the audio data
try
{
if (ac != null)
{
ac.ActivateMicrophone();
ac.Send();
}
}
catch (Exception)
{
ac.Dispose();
MessageBox.Show(string.Format("ConferenceXP was unable to send audio from " +
"the device - {0}. See the ConferenceAPI Event Log for details.", ac.Name),
"Unable to send audio", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void AutoSendAV()
{
// Determine if the form is shared
string[] linkedCamera = AVReg.ValueNames(AVReg.LinkedCamera);
if (linkedCamera != null)
{
Debug.Assert(linkedCamera.Length <= 1);
}
// Create the audio capability
FilterInfo[] mics = AudioCapability.SelectedMicrophones();
Debug.Assert(mics.Length <= 1); // For now we only support 1
AudioCapability ac = null;
foreach (FilterInfo fi in mics)
{
ac = new AudioCapability(fi);
ac.FecEnabled = enableAudioFec;
}
// Create the video capabilities and start sending their data
foreach (FilterInfo fi in VideoCapability.SelectedCameras())
{
VideoCapability vc = new VideoCapability(fi);
vc.FecEnabled = enableVideoFec;
// Set the shared form ID
if (ac != null && linkedCamera != null && linkedCamera.Length > 0)
{
if (fi.Moniker == linkedCamera[0])
{
Guid sharedFormID = Guid.NewGuid();
ac.SharedFormID = sharedFormID;
vc.SharedFormID = sharedFormID;
}
}
try
{
vc.ActivateCamera();
vc.Send();
}
catch (Exception)
{
vc.Dispose();
RtlAwareMessageBox.Show(this, string.Format(CultureInfo.CurrentCulture,
Strings.SendVideoErrorText, vc.Name), Strings.SendVideoErrorTitle, MessageBoxButtons.OK,
MessageBoxIcon.Error, MessageBoxDefaultButton.Button1, (MessageBoxOptions)0);
}
}
// Start sending the audio data
try
{
if (ac != null)
{
ac.ActivateMicrophone();
ac.Send();
}
}
catch (Exception)
{
ac.Dispose();
RtlAwareMessageBox.Show(this, string.Format(CultureInfo.CurrentCulture, Strings.SendAudioErrorText,
ac.Name), Strings.SendAudioErrorTitle, MessageBoxButtons.OK, MessageBoxIcon.Error,
MessageBoxDefaultButton.Button1, (MessageBoxOptions)0);
}
}
