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| MP4 Converter 2.3 - FAQs
1.What is MP4?
MP4 is a new container format, a container format allows you to combine different multimedia streams into one single file.
Multimedia containers are for example the well known AVI, MPEG , Matroska, OGM.
MP4 is the global file extension for the official container format defined in the MPEG-4 standard.
MP4 is streamable and supports all kinds of multimedia content, multiple audio-, video-, subtitlestreams,
pictures, variable-framerates, -bitrates, -samplerates...) and advanced content like 2D and 3D animated graphics,
user interactivity, DVD-like menus.
MP4 is a streamable format
2. What multimedia formats to use to create MP4 compliant files?
To create MP4 compliant files use audio/video formats covered by the MPEG-4 Standard:
Use MP4 compliant video formats: MPEG-4 (XviD, DivX5, 3ivx, ffmpeg/ffvfw, NeroDigital, H.264/AVC), MPEG-2, MPEG-1,
... Don't use MS MPEG-4, MPEG-4 DivX3, WM9 (Windows Media 9), RV9 (Real Video 9)...
Use MP4 compliant audio formats: MP3, AAC, MP2, MP1, TwinVQ, ... Don't use OGG Vorbis, Voxware Metasound, ...
Use MP4 compliant picture formats: JPEG, PNG
3. If i have any problems in using MP4-Converter.com, what can
i do ?
If you have any problems, questions, suggestions,
or good ideas in using MP4-Converter.com, just send email to us: firstname.lastname@example.org. We will try our best to reply
4. Here are some file extensions used on files that contain data in the *.mp4 format:
- mp4: official extension, for audio, video and advanced content (see above) files
- .m4a: for audio-only files; can safely be renamed to *.mp4, though opinions differ on the wisdom of this.
- .m4p: FairPlay protected files
- .mp4v, .m4v: video-only (sometimes also used for raw mpeg-4 video streams not in the *.mp4 container format)
- .3gp, .3g2: used by 3G mobile phones, may also store content not specified directly in the *.mp4 specification (H.263, AMR, TX3G).
5. Is technical support free ?
Yes, the technical support is completely free. we will try our best to
reply all the messages within 24 hours.