The settuner command changes the current tuner or the channel setting of the current tuner. VCR devices recognize this command.
To send this command, call the mciSendString function with the lpszCommand parameter set as follows.
_stprintf_s( lpszCommand, TEXT("settuner %s %s %s"), lpszDeviceID, lpszTuner, lpszFlags );
Identifier of an MCI device. This identifier or alias is assigned when the device is opened.
One of the following flags.
Value Meaning channel channel Sets the tuner to channel. You might not be able to change the channel while recording, depending on the VCR. A channel larger than the maximum sets the tuner to the maximum channel. channel seek upchannel seek down Seeks the next channel with a valid signal. "Seek up" increments the channel number in its search. "Seek down" decrements the channel number in its search. The tuner wraps to channel 1 when the maximum channel number is exceeded. Similarly, when seeking down, the tuner wraps to the maximum channel. channel upchannel down Increments or decrements the tuner channel. You might not be able to change the channel while recording, depending on the VCR. The tuner wraps to channel 1 when the maximum channel number is exceeded. Similarly, when seeking down, the tuner wraps to the maximum channel. number number Specifies the tuner to be affected by the settuner command. If number is not given, the default value of 1 is assumed.
Can be "wait", "notify", "test", or a combination of these. For more information about these flags, see The Wait, Notify, and Test Flags.
Returns zero if successful or an error otherwise.
Minimum supported client
|Windows 2000 Professional [desktop apps only]|
Minimum supported server
|Windows 2000 Server [desktop apps only]|