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IltmmTVTuner::get_VideoSubChannel

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#include "ltmm.h"

C Syntax

HRESULT IltmmTVTuner_get_VideoSubChannel(pTV, pVal)

C++ Syntax

HRESULT get_VideoSubChannel(pVal)

 

IltmmTVTuner *pTV;

/* pointer to an interface */

long *pVal;

/* pointer to a variable */

Retrieves the current video sub-channel.

Parameter

Description

pTV

Pointer to an IltmmTVTuner interface.

pVal

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.

Returns

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.

Comments

For a list of frequencies for channels, refer to the Microsoft Documentation International Analog TV Tuning at
http://msdn.microsoft.com/en-us/library/dd390350(vs.85).aspx
.

For more detailed information, refer to the Microsoft Documentation for IAMTVTuner::get_Channel at
http://msdn.microsoft.com/en-us/library/dd375949(vs.85).aspx
.

Required DLLs and Libraries

LTMM

For a listing of the exact DLLs and Libraries needed, based on the toolkit version, refer to Files To Be Included With Your Application.

Platforms

Win32, x64

See Also

Elements:

IltmmTVTuner::get_AudioSubChannel, IltmmTVTuner::SetChannel, IltmmTVTuner::get_Channel, IltmmTVTuner::get_ChannelMax, IltmmTVTuner::get_ChannelMin

Topics:

Multimedia Function Group

Example

For a C example, refer to IltmmTVTuner::get_VideoSubChannel Example for C.

For a C++ example, refer to IltmmTVTuner::get_VideoSubChannel Example for C++.

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