Pictures download but video not seen. Seems one has to covert mp4 Files to mpeg for iPad to see? Is there a free converter available to download?
Welcome to the forum. These are the media types that are supported on the iPad's native Video App:
H.264 video up to 1080p, 30 frames per second, High Profile level 4.1 with AAC-LC audio up to 160 Kbps, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; MPEG-4 video up to 2.5 Mbps, 640 by 480 pixels, 30 frames per second, Simple Profile with AAC-LC audio up to 160 Kbps per channel, 48kHz, stereo audio in .m4v, .mp4, and .mov file formats; Motion JPEG (M-JPEG) up to 35 Mbps, 1280 by 720 pixels, 30 frames per second, audio in ulaw, PCM stereo audio in .avi file format.
Apple - iPad 2 - View the technical specifications for iPad 2.
There are other apps available that are capable of playing other file types. Doing a quick search will turn up a number of discussions.
The most popular transcoding application is Handbrake (free). There are numerous other applications that do similar work...use the Google search field in the upper right-hand corner of this page.