private async Task GetCameraInfoAsync(string cameraName)
{
await Task.Run(() =>
{
VideoDeviceInfo videoDeviceInfo = _sdkService.GetVideoDeviceInfos(cameraName);
});
}
private void cbCameraDevices_SelectionChanged(object sender, SelectionChangedEventArgs e)
{
VideoDeviceInfo deviceInfo = cbCameraDevices.SelectedItem as VideoDeviceInfo;
if (deviceInfo == null)
{
return;
}
MediaHandlers.ChangeCamera(deviceInfo.DeviceID);
}
private void UpdateCameraResolution(VideoDeviceInfo device)
{
if (device == null)
return;
cobVideoResolutions.Items.Clear();
if (device.Capabilities != null)
{
foreach (VideoCapabilities resolution in device.Capabilities)
{
cobVideoResolutions.Items.Add(resolution);
}
if (cobVideoResolutions.Items.Count > 0)
cobVideoResolutions.SelectedItem = device.Capabilities[0];
cobVideoResolutions.Update();
}
}
public CameraDeviceItemViewModel(VideoDeviceInfo videoDeviceInfo)
{
OwnerVideoDevice = videoDeviceInfo;
IsSelected = false;
}
/// <summary>
/// Changes the camera device.
/// </summary>
public void ChangeCamera(int deviceID)
{
if (!initialized)
{
return;
}
// same device
if (WebCamera != null && WebCamera.DeviceID == deviceID)
{
return;
}
// find the proper info
VideoDeviceInfo newDeviceInfo = null;
foreach (var info in Cameras)
{
if (info.DeviceID != deviceID)
{
continue;
}
newDeviceInfo = info;
break;
}
if (newDeviceInfo == null)
{
return;
}
// begin change device
bool capturing = false;
if (WebCamera != null)
{
// disconnect
if (LocalImageProvider != null)
{
audioConnector.Disconnect(WebCamera, LocalImageProvider);
}
audioConnector.Disconnect(WebCamera, phoneCallVideoSender);
// dispose previous device
capturing = WebCamera.Capturing;
WebCamera.Stop();
WebCamera.Dispose();
}
// create new
WebCamera = WebCamera.GetDevice(newDeviceInfo);
if (WebCamera != null)
{
audioConnector.Connect(WebCamera, LocalImageProvider);
audioConnector.Connect(WebCamera, phoneCallVideoSender);
if (capturing)
{
WebCamera.Start();
}
}
OnPropertyChanged("WebCamera");
}
public WebCameraEngine(VideoDeviceInfo device)
{
_camera = WebCamera.GetDevice(device);
_microphone = Microphone.GetDefaultDevice();
}
private void RefreshResolutionsAsync(ConfigChangedItem configChangedItem)
{
if (configChangedItem.value == NonExclusiveItem)
{
return;
}
VideoDeviceInfo videoDeviceInfo = _sdkService.GetVideoDeviceInfos(configChangedItem.value);
if (configChangedItem.key == ConfigItemKey.MainCamera)
{
if (videoDeviceInfo.FormatCount > 0)
{
MeetingConfigParameter.UserCameraSetting.ResolutionList.Clear();
VideoFormat videoFormat = videoDeviceInfo.Formats[0];
for (int i = 0; i < videoFormat.sizeCount; i++)
{
string resolution = $"{videoFormat.VideoSizes[i].Width}*{videoFormat.VideoSizes[i].Height}";
if (!MeetingConfigParameter.UserCameraSetting.ResolutionList.Contains(resolution))
{
MeetingConfigParameter.UserCameraSetting.ResolutionList.Add(resolution);
}
}
}
if (
MeetingConfigParameter.UserCameraSetting.ResolutionList.Contains(
GlobalData.Instance.AggregatedConfig.MainCamera.Resolution))
{
MeetingConfigResult.MainCamera.Resolution =
GlobalData.Instance.AggregatedConfig.MainCamera.Resolution;
}
else if (MeetingConfigParameter.UserCameraSetting.ResolutionList.Count > 0)
{
MeetingConfigResult.MainCamera.Resolution =
MeetingConfigParameter.UserCameraSetting.ResolutionList[0];
}
}
if (configChangedItem.key == ConfigItemKey.SecondaryCamera)
{
if (videoDeviceInfo.FormatCount > 0)
{
MeetingConfigParameter.DataCameraSetting.ResolutionList.Clear();
VideoFormat videoFormat = videoDeviceInfo.Formats[0];
for (int i = 0; i < videoFormat.sizeCount; i++)
{
string resolution = $"{videoFormat.VideoSizes[i].Width}*{videoFormat.VideoSizes[i].Height}";
if (!MeetingConfigParameter.DataCameraSetting.ResolutionList.Contains(resolution))
{
MeetingConfigParameter.DataCameraSetting.ResolutionList.Add(resolution);
}
}
}
if (
MeetingConfigParameter.DataCameraSetting.ResolutionList.Contains(
GlobalData.Instance.AggregatedConfig.SecondaryCamera.Resolution))
{
MeetingConfigResult.SecondaryCamera.Resolution =
GlobalData.Instance.AggregatedConfig.SecondaryCamera.Resolution;
}
else if (MeetingConfigParameter.DataCameraSetting.ResolutionList.Count > 0)
{
MeetingConfigResult.SecondaryCamera.Resolution =
MeetingConfigParameter.DataCameraSetting.ResolutionList[0];
}
}
}
public WebCameraEngine(VideoDeviceInfo device)
{
_camera = WebCamera.GetDevice(device);
_microphone = Microphone.GetDefaultDevice();
}
internal static org_webRtc_VideoDeviceInfo_t org_webRtc_VideoDeviceInfo_ToC(VideoDeviceInfo value)
{
if (null == value)
{
return(System.IntPtr.Zero);
}
return(Wrapper.Org_WebRtc.OverrideApi.org_webRtc_VideoDeviceInfo_wrapperClone(value.native_));
}
