Put the video file on your computer. Open that file in MediaInfo (free program), switch to Text View, then copy the results here. That way I can see if there is something wrong with the file.
Here's info on a file I just recorded:
General
Complete name : C:\Users\*****\Desktop\2011-03-12_14-13-43_519.3gp
Format : MPEG-4
Format profile : 3GPP Media Release 4
Codec ID : 3gp4
File size : 26.7 MiB
Duration : 22s 58ms
Overall bit rate : 10.2 Mbps
Law rating : (empty)
Released date : 0
Encoded date : UTC 2011-03-12 20:13:50
Tagged date : UTC 2011-03-12 20:13:50
Classification : (empty)
Video
ID : 2
Format : MPEG-4 Visual
Format profile : Simple@L3
Format settings, BVOP : Yes
Format settings, QPel : No
Format settings, GMC : No warppoints
Format settings, Matrix : Default (H.263)
Codec ID : 20
Duration : 22s 39ms
Bit rate mode : Constant
Bit rate : 10 000 Kbps
Width : 1 280 pixels
Height : 720 pixels
Display aspect ratio : 16:9
Frame rate mode : Variable
Frame rate : 29.675 fps
Minimum frame rate : 4.975 fps
Maximum frame rate : 30.303 fps
Color space : YUV
Bit depth : 8 bits
Scan type : Progressive
Compression mode : Lossy
Bits/(Pixel*Frame) : 0.366
Stream size : 26.5 MiB (99%)
Language : English
Encoded date : UTC 2011-03-12 20:13:50
Tagged date : UTC 2011-03-12 20:13:50
Audio
ID : 1
Format : AAC
Format/Info : Advanced Audio Codec
Format profile : LC
Codec ID : 40
Duration : 22s 58ms
Bit rate mode : Constant
Bit rate : 96.0 Kbps
Channel(s) : 1 channel
Channel positions : Front: C
Sampling rate : 44.1 KHz
Compression mode : Lossy
Stream size : 259 KiB (1%)
Language : English
Encoded date : UTC 2011-03-12 20:13:50
Tagged date : UTC 2011-03-12 20:13:50