private void ConfigureVideoCaptureDevice(VideoCaptureDevice device)
{
// Configure the video capture device.
// The weird thing about this is that sometimes (at least on a Macintosh), a video capture device
// can have an empty device.SupportedFormats collection, but still be able to capture video.
// Generally that format seems to work, but I don't think we can guarantee that.
if (device != null)
{
MediaDeviceConfig.SelectBestVideoFormat(device);
if (device.DesiredFormat == null)
{
ClientLogger.Debug("No appropriate video format was found; current format = {0}.", device.DesiredFormat);
// ks 12/13/10 - Since limited testing has shown that some cameras on the Mac that work fine have an empty SupportedFormats collection,
// we'd rather not show this error on Mac platforms. There may be other instances where we don't want to show an error,
// and there may also be a better way of handling this situation in general. But good enough for now.
if (Environment.OSVersion.Platform != PlatformID.MacOSX)
{
ClientLogger.Error(CommonStrings.Media_NoVideoFormat);
MessageService.ShowErrorHint(CommonStrings.Media_NoVideoFormat);
}
}
}
else
{
// Only show an error if there really is no webcam attached.
var videoDevices = CaptureDeviceConfiguration.GetAvailableVideoCaptureDevices();
if (videoDevices.Count == 0)
{
ClientLogger.Debug(CommonStrings.Media_NoVideoDevice);
MessageService.ShowErrorHint(CommonStrings.Media_NoVideoDevice);
}
}
}
private void ConfigureAudioCaptureDevice(AudioCaptureDevice device)
{
// Set the audio properties.
if (device != null)
{
MediaDeviceConfig.SelectBestAudioFormat(device);
device.AudioFrameSize = AudioConstants.MillisecondsPerFrame; // 20 milliseconds
if (device.DesiredFormat == null)
{
ClientLogger.Error(CommonStrings.Media_NoAudioFormat);
MessageService.ShowErrorHint(CommonStrings.Media_NoAudioFormat);
}
}
else
{
// Only show an error if there really is no microphone attached.
var audioDevices = CaptureDeviceConfiguration.GetAvailableAudioCaptureDevices();
if (audioDevices.Count == 0)
{
ClientLogger.Debug(CommonStrings.Media_NoAudioDevice);
MessageService.ShowErrorHint(CommonStrings.Media_NoAudioDevice);
}
}
}
