Skip to content

Latest commit

 

History

History
97 lines (69 loc) · 2.63 KB

nf-vfw-iavistreaming-begin.md

File metadata and controls

97 lines (69 loc) · 2.63 KB
UID title description helpviewer_keywords old-location tech.root ms.assetid ms.date ms.keywords req.header req.include-header req.target-type req.target-min-winverclnt req.target-min-winversvr req.kmdf-ver req.umdf-ver req.ddi-compliance req.unicode-ansi req.idl req.max-support req.namespace req.assembly req.type-library req.lib req.dll req.irql targetos req.typenames req.redist ms.custom f1_keywords dev_langs topic_type api_type api_location api_name
NF:vfw.IAVIStreaming.Begin
IAVIStreaming::Begin (vfw.h)
The Begin method prepares for the streaming operation. Called when an application uses the AVIStreamBeginStreaming function.
Begin
Begin method [Windows Multimedia]
Begin method [Windows Multimedia]
IAVIStreaming interface
IAVIStreaming interface [Windows Multimedia]
Begin method
IAVIStreaming.Begin
IAVIStreaming::Begin
_win32_IAVIStreaming_Begin
multimedia.iavistreaming_begin
vfw/IAVIStreaming::Begin
multimedia\iavistreaming_begin.htm
Multimedia
9bd76fc3-6c31-4e29-b482-82ee0a505656
12/05/2018
Begin, Begin method [Windows Multimedia], Begin method [Windows Multimedia],IAVIStreaming interface, IAVIStreaming interface [Windows Multimedia],Begin method, IAVIStreaming.Begin, IAVIStreaming::Begin, _win32_IAVIStreaming_Begin, multimedia.iavistreaming_begin, vfw/IAVIStreaming::Begin
vfw.h
Windows
Windows 2000 Professional [desktop apps only]
Windows 2000 Server [desktop apps only]
Vfw32.lib
Windows
19H1
IAVIStreaming::Begin
vfw/IAVIStreaming::Begin
c++
APIRef
kbSyntax
COM
Vfw32.lib
Vfw32.dll
IAVIStreaming.Begin

IAVIStreaming::Begin

-description

The Begin method prepares for the streaming operation. Called when an application uses the AVIStreamBeginStreaming function.

-parameters

-param lStart

Starting frame for streaming.

-param lEnd

Ending frame for streaming.

-param lRate

Speed at which the file is read relative to its normal playback rate. Normal speed is 1000. Larger values indicate faster speeds; smaller values indicate slower speeds.

- ps

Pointer to the interface to a stream.

-returns

Returns the HRESULT defined by OLE.

-remarks

For handlers written in C++, Begin has the following syntax:

HRESULT Begin(LONG lStart, LONG lEnd, LONG lRate); 
 

-see-also

Custom File and Stream Handler Interfaces

Custom File and Stream Handlers