// Oprogramowanie Roman Ryltsov
Some version of Microsoft Windows OS have rather dangerous subsystem known as MP4 property sheet handler (“MF MPEG-4 Property Handler” to be exact). Programmatically, you would use API like SHGetPropertyStoreFromParsingName and use IPropertyStore from there to read (reading is OK) and update/write certain MP4 file properties like, for example, a comment or som other metadata.…
To follow up previous post with Media Foundation bug, here goes another one related to property handler for MPEG-4 files (.MP4) and specific property PKEY_Video_FrameRate which reports frame rate for given media file. This is the object responsible for filling columns in explorer, or otherwise visually the bug might look like this: The values of the properties are…
If you drag a file over Windows Live Messenger‘s My Sharing Folders shell name space item, it would immediately interrupt dragging with an error message box, even if you never planned to drop onto this folder: This should definitely be rather implemented a different way. If you ever tried to drag something using slow PC…
While new NTFS Links propery page is looking for contained junction points, it shows an animated picture to indicate opertation in progress. The picture is a stock resource and is taken from shell32.dll resource type “AVI” name 150. It is an Audio Video Interleave (AVI) file embedded into binary resources as is. What is however…
While NTFS junction points are powerful to relink files without duplicating data and/or moving between disks, they are treated as regular directories by most of software and it may unexpectedly result in conversion of a junction point into a regular directory with implied duplication of data and disk space waste. This is a quick fix…
I have been frequently troubleshooting remote systems and otherwise provide various temporary binary files to remote production sites with fixes or beta versions of new features etc. The software is such that that customer sites have specific combination of hardware, configuration, hardware on LAN, software conflicts and there is a number of things that are…