public int AudioSubChannelCount { get; }
public:
property int AudioSubChannelCount {
int get();
}
A value representing the audio subchannel count.
Gets the audio subchannel count for a multifunction tuner. This property is valid only for ATSC digital TV broadcasts.
using Leadtools;
using Leadtools.MediaFoundation;
using LeadtoolsMediaFoundationExamples.Fixtures;
public bool _result = false;
public CaptureCtrlForm _form = new CaptureCtrlForm();
public void AudioSubChannelCountExample()
{
// reference the forms capture control and tv tuner
CaptureCtrl capturectrl = _form.CaptureCtrl;
try
{
// select the first device with analog in it's name
// Replace "Analog" with your video capture device name
if (capturectrl.VideoDevices["Analog"] == null)
throw new Exception("No Analog video devices available!");
capturectrl.VideoDevices["Analog"].Selected = true;
// get the TV Tuner device
TVTuner tvtuner = capturectrl.TVTuner;
// Check if TV tuner is valid
if (tvtuner != null)
{
// try to set the channel and check the subchannel countss
tvtuner.SetChannel(101, -1, -1);
int videoSubChannelCount = tvtuner.VideoSubChannelCount;
int audioSubChannelCount = tvtuner.AudioSubChannelCount;
// set the result
_result = true;
}
}
catch (Exception)
{
_result = false;
}
// we'll loop on the state and pump messages for this example.
// but you should not need to if running from a Windows Forms application.
while (capturectrl.State == CaptureState.Running)
Application.DoEvents();
}
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