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Retrieves the current video sub-channel.
#include "ltmm.h"
| Language | Syntax |
|---|---|
| C | HRESULT IltmmTVTuner_get_VideoSubChannel(pTV, pVal) |
| C++ | HRESULT get_VideoSubChannel(pVal) |
Pointer to an IltmmTVTuner interface.
Pointer to a variable to be updated with the current video sub-channel. Possible values are:
| Value | Meaning |
|---|---|
| ltmmTUNER_SUBCHAN_DEFAULT | The default subchannel. |
| ltmmTUNER_SUBCHAN_NO_TUNE | Subchannels not supported. |
| Any other value | The current video sub-channel. |
This parameter is valid only for satellite broadcasts.
| Value | Meaning |
|---|---|
| S_OK | The function was successful. |
| <> S_OK | An error occurred. Refer to the Error Codes or the HRESULT error codes in the DirectShow documentation. |
For a list of frequencies for channels, refer to the Microsoft Documentation International Analog TV Tuning.
For more detailed information, refer to the Microsoft Documentation for IAMTVTuner::get_Channel.
Win32, x64.
| Language | Example |
|---|---|
| C | IltmmTVTuner::get_VideoSubChannel |
| C++ | IltmmTVTuner::get_VideoSubChannel |
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