The best video format for Macintosh is .MP4,but .AVI or .3GP are also supported by it.
Any (i think) but the time to upload will vary... In the meantime check this guy out: http://www.youtube.com/user/georgegoessmall?feature=mhum
The following are some purposes of a video lan player or VLC; a media player that supports audio and video compression methods, can read many formats such as container formats and video formats, and it can transcode or stream audio and video into several formats.
Most of the famous video formats are supported in PowerPoint. Some of them are AVI, MP4 etc are some formats.
With a video converter.
The best video formats for you tube are : MP4/ MPEG/MOV/FLV
Youtube will accept most video formats. You can use wmv, avi, mpg and dvix. I believe it also accepts MPG4, although I have not tried that format myself.
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leawo flv converter can not only convert flv video but also it can play most of video and sound formats
http://makesite.in/supported-youtube-file-formats/
apple products (your iPod) can only handle certain video formats. The MAIN formats for video is: MP4 The MAIN formats for audio (music) is MP3. search on goole for other formats compatible with apple products. any other products will not work with your iPod.
It can play many different video formats and it can also convert different video formats to others easily, also it supports GPU acceleration for better video and audio quality.
it can support 3gp and mp4 but in mp4 you should adjust video rate ,audio rate.In both formats you should adjust screen size.