IltmmTVTuner::SetChannel

Summary

Sets the TV channel.

Syntax

#include "ltmm.h"

Language Syntax
C HRESULT IltmmTVTuner_SetChannel(pVT, Channel, VideoSubChannel, AudioSubChannel)
C++ HRESULT SetChannel(Channel, VideoSubChannel, AudioSubChannel)

Parameters

IltmmTVTuner *pTV

Pointer to an IltmmTVTuner interface.

long Channel

Value that represents the TV channel to set.

long VideoSubChannel

Value that represents a predefined video sub-channel. Possible values are:

Value Meaning
ltmmTUNER_SUBCHAN_DEFAULT The default subchannel.
ltmmTUNER_SUBCHAN_NO_TUNE No tuning.

This parameter is valid only for satellite broadcasts.

long AudioSubChannel

Value that represents a predefined audio sub-channel. Possible values are:

Value Meaning
ltmmTUNER_SUBCHAN_DEFAULT The default subchannel.
ltmmTUNER_SUBCHAN_NO_TUNE Subchannels not supported.

This parameter is valid only for satellite broadcasts.

Returns

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.

Comments

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

Platforms

Win32, x64.

See Also

Functions

Topics

Example

Language Example
C IltmmTVTuner::SetChannel
C++ IltmmTVTuner::SetChannel
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© 1991-2023 LEAD Technologies, Inc. All Rights Reserved.