compression

I'm hoping that someone will be able to help me. I recently purchased a Spark, and have to say that I'm disappointed with the video quality I'm observing (downloaded straight from my SD card). I notice very significant compression artifacts - my videos appear to be poorly compressed, and...

Is it me or is the footage from my Spark very compressed? Is there a way to change this? A setting in the app or something? Thanks! Some footage I shot today: