This film hasn't been released yet, so it seems to be a little premature to be condemning it at this stage.
A little Googling reveals that aforementioned Tintinophiles have been getting hot under the collar about pre-release publicity like this Empire article:
Exclusive: First Full Tintin Pictures
I know nothing about Tintin, and am not sure I will ever see the film, but this pre-judging is just wrong.