Microsoft KB Archive/140750

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BUG: MCI Unable to Open .AVI File Using File-Interface Pointer

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Q140750

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The information in this article applies to:


 * Microsoft Platform Software Development Kit (SDK), on platform(s):
 * Microsoft Windows NT Server version 4.0
 * Microsoft Windows NT Workstation version 4.0

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SYMPTOMS
When you attempt to use MCI to access an .avi file by using its reference pointer returned from AVIFileOpen, the following error message occurs under Windows 95:

mmsystem 275: CANNOT FIND THE SPECIFIED FILE, MAKE SURE THE FILE AND PATHNAME ARE CORRECT"

This problem does not occur under Windows NT or Windows 3.11.

STATUS
Microsoft has confirmed this to be a bug in the Microsoft products listed at the beginning of this article. We are researching this problem and will post new information here in the Microsoft Knowledge Base as it becomes available.

Code to Demonstrate the Problem
hrReturnVal = AVIFileOpen(&pfile,                         "c:\\winvideo\\sample.avi",                          OF_SHARE_DENY_WRITE,                          0L);

if (hrReturnVal == 0) {    wsprintf(ach, "AVIVideo!@%ld", pfile); MCIWndOpen(hwndMci, ach, 0);     //Bug occurs here. MCIWndPlay(hwndMci); } Additional query words: 4.00 file-interface stream-interface pointer

Keywords : kbmm

Issue type :

Technology : kbWin32SDKSearch kbAudDeveloper kbSDKSearch