Help Version 19.0.2017.10.27
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#include "ltmf.h"
C Syntax |
HRESULT IltmfTVTuner_SetChannel(pVT, Channel, VideoSubChannel, AudioSubChannel) |
C++ Syntax |
HRESULT SetChannel(Channel, VideoSubChannel, AudioSubChannel) |
IltmfTVTuner *pTV; |
pointer to an interface |
long Channel; |
channel |
long VideoSubChannel; |
video sub-channel |
long AudioSubChannel; |
audio sub-channel |
Sets the TV channel.
| Parameter | Description | |
| pTV | Pointer to an IltmfTVTuner interface. | |
| Channel | Value that represents the TV channel to set. | |
| VideoSubChannel | Value that represents a predefined video sub-channel. Possible values are: | |
| Value | Meaning | |
| ltmfTUNER_SUBCHAN_DEFAULT | The default subchannel. | |
| ltmfTUNER_SUBCHAN_NO_TUNE | No tuning. | |
| This parameter is valid only for satellite broadcasts. | ||
| AudioSubChannel | Value that represents a predefined audio sub-channel. Possible values are: | |
| Value | Meaning | |
| ltmfTUNER_SUBCHAN_DEFAULT | The default subchannel. | |
| ltmfTUNER_SUBCHAN_NO_TUNE | Subhannels not supported. | |
| This parameter is valid only for satellite broadcasts. | ||
S_OK |
The function was successful. |
<> S_OK |
An error occurred. Refer to the Error Codes or the HRESULT error codes in the MediaFoundation documentation. |
This function converts the TV channel to a TV frequency. For a list of frequencies for channels, see the Microsoft Documentation International Analog TV Tuning.
For more detailed information, refer to Microsoft documentation for IAMTVTuner::put_Channel.
Required DLLs and Libraries
LTMF For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application. |
Win32, x64
For a C++ example, refer to IltmfTVTuner::SetChannel Example for C++.
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