Saturday 19 January 2013

GoPro Timelapses: Snowman Building and Bedroom Decorating

So, I'm getting to grips with my new GoPro Hero2 in various different modes. I've shot some videos recently of the snow in Bristol, which I will edit and post on YouTube when I have the time.
GoPro Hero2 HD inside its waterproof housing
Overall I'm very impressed with the camera. While the battery can be limiting, and the mic prefers to pick up the noise of the camera being handled/moved (which is hard to avoid with the way they've designed the camera to live inside a waterproof housing) over what's actually happening.

I recorded a Time Lapse last night (Friday 18th Jan 2013) of me and Becky building a snowman in our garden using 1/2 second intervals and a 32Gb Class 10 SanDisk SDHC Memory Card. Unfortunately, while this makes a nice smooth frame rate on the final video output, the GoPro can't quite keep up with the frame rate and sticks at ISO 400. This was almost useless in the dark conditions, and therefore the entire time lapse is underexposed :( Adding to this, I ended up with almost 4000 images of about 2mb each. That's a lot of data to process!

I've had to adjust the levels on all the images before compiling the individual frames into a video clip. This was pretty straightforward using the Actions and Batch Processing features in Photoshop, but took a few hours of 100% CPU on my MacBook Pro and at one point I thought it would melt!



All time lapses I record from now on will be at 2 second intervals so the GoPro can keep up, and I don't have too many images to process afterwards. This will be sufficient for things like decorating rooms in the house (which is exactly what me and Becky finished off today).

This was shot over 1 1/2 hours with the GoPro suction cup mount attached to the window in the bedroom and the GoPro plugged into my old HTC Desire USB charger (providing 5V at 1A) in case the battery went flat while recording. I really like the wide angle shot and how much activity the camera picks up. This is a million times better than the previous time lapse I recorded with my Canon IXUS 80 digital camera.



I will use a very similar setup when recording the next stage of decorating our bedroom: new carpet and moving all the furniture in!

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