IltmmAnalogVideoDecoder::get_NumberOfLines

#include "ltmm.h"

C Syntax

HRESULT IltmmAnalogVideoDecoder_get_NumberOfLines(pAnVidDec, pVal)

C++ Syntax

HRESULT IltmmAnalogVideoDecoder_get_NumberOfLines(pVal)

 

IltmmAnalogVideoDecoder *pAnVidDec;

/* pointer to an interface */

Long* pVal;

/* pointer to a variable */

Retrieves the number of scan lines in the video signal.

Parameter

Description

pAnVidDec

Pointer to an IltmmAnalogVideoDecoder interface.

pVal

Pointer to a variable that receives the number of scan lines in the video signal. This is generally by 525 lines for NTSC and 625 lines for PAL or SECAM.

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 more detailed information, refer to the Microsoft documentation for IAMAnalogVideoDecoder::get_NumberOfLines.

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:

IltmmAnalogVideoDecoder interface

Topics:

Multimedia Function Group

Example

For a C example, refer to IltmmAnalogVideoDecoder::get_AvailableTVFormats Example for C.

For a C++ example, refer to IltmmAnalogVideoDecoder::get_AvailableTVFormats Example for C++.