If the file is actually an AVI disguised as an MP4, players may fail to read the header properly. 3. Recommended Actions & Troubleshooting
The file extension is ambiguous, suggesting a potential double extension ( .avi.mp4 ) or a container mismatch, where an AVI stream was improperly renamed or re-packed as MP4. Likely Source: Dahua/NVR surveillance system export. 2. Identified Issues & Findings IMOG-230.avi.mp4
Videos with this naming convention often fail to play in standard media players (e.g., Windows Media Player) or show black screens, particularly if exported directly to MP4 from specific VMS (Video Management Software). If the file is actually an AVI disguised
Ensure modern codecs (H.264/H.265) are installed, or re-render using software like Handbrake to ensure proper MP4 encoding. Likely Source: Dahua/NVR surveillance system export
The best workaround for this issue is to use VLC, which handles container/codec inconsistencies better than native Windows tools.