Here are some Nikon D3200 sample videos taken in Full HD 1080p. You you want to get a view on how good the video image quality is, those Nikon D3200 test videos will help you out.
YouTube
http://www.youtube.com/watch?v=1af4Bj-DqzI
http://www.youtube.com/watch?v=uiK1DnwMnAM
Vimeo (less compressed, better for image quality evaluation)
Nikon D3200 Interior And Exterior Test Video(Shot with Nikkor 60mm 1:2.8 D lens)
Nikon D3200 ISO 200 Video (Nikkor 55-300mm lens)
Nikon D3200 30p (Nikkor 85mm) – not real audio track though
Nikon D3200 short video test with manual video settings and without color correction (Nikkor 18-105mm)
Jeonju with Nikon D3200
What do you think about the Nikon D3200 video image quality?