AVIStreamGetFrameOpen function

The AVIStreamGetFrameOpen function prepares to decompress video frames from the specified video stream.


PGETFRAME AVIStreamGetFrameOpen(
  PAVISTREAM         pavi,



Pointer to the video stream used as the video source.


Pointer to a structure that defines the desired video format. Specify NULL to use a default format. You can also specify AVIGETFRAMEF_BESTDISPLAYFMT to decode the frames to the best format for your display.

Return Value

Returns a GetFrame object that can be used with the AVIStreamGetFrame function. If the system cannot find a decompressor that can decompress the stream to the given format, or to any RGB format, the function returns NULL.

The argument pavi is a pointer to an IAVIStream interface.


Minimum supported client Windows 2000 Professional [desktop apps only]
Minimum supported server Windows 2000 Server [desktop apps only]
Target Platform Windows
Header vfw.h
Library Vfw32.lib
DLL Avifil32.dll

See Also

AVIFile Functions

AVIFile Functions and Macros