'AVIFileGetStream function returns the address of a stream interface that is associated with a specified AVI file.
Private Declare Function AVIFileGetStream Lib "avifil32.dll" (ByVal pfile As Long, ByRef ppaviStream As Long, ByVal fccType As Long, ByVal lParam As Long) As Long
'
Parameters
'
pfile Handle to an open AVI file.
'
ppavi Pointer to the new stream interface.
'
fccType Four-character code indicating the type of stream to open. Zero indicates any stream can be opened. The following definitions apply to the data commonly found in AVI streams.
|
Value |
Description |
|
streamtypeAUDIO |
Indicates an audio stream. |
|
streamtypeMIDI |
Indicates a MIDI stream. |
|
streamtypeTEXT |
Indicates a text stream. |
|
streamtypeVIDEO |
Indicates a video stream. |
'
lParam Count of the stream type. Identifies which occurrence of the specified stream type to access.
'
Return Values
' Returns zero if successful or an error otherwise. Possible error values include the following.
|
Value |
Description |
|
AVIERR_NODATA |
The file does not contain a stream corresponding to the values of fccType and lParam |
|
AVIERR_MEMORY |
Not enough memory. |
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