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Shimano CM-1000 Sport Camera

by Carl Brewer last modified 2014-07-02 06:05

A nice bit of kit

For a long time now I've wanted telemetry data overlaid onto video for sprint cycling analysis and teaching.  When Dashware popped up and I got a couple of GoPro's, it was possible, but cumbersome - I'd have to manually sync data, rub WKO+ files into CSV or similar, and it was very time consuming.  It worked but for pactical purposes during a training session, it wasn't viable. 

Very recently, along came the Garmin VIRB Elite - which promises much, and for 99.99% of you out there, is great.  It plays with Powertaps, has reasonably nice software to do quick video editing, but for us, training indoors, its need for GPS to record speed data is a fail.  Hopefully in a later firmware release it will record speed from powertaps or any ANT+ speed sender, but for now, my VIRB is a brick.  C'est la Vie.

Along comes Shimano's new CM-1000 Sport Camera.  It's not a GPS with a camera bolted on, it's just a camera, that talks ANT+.  Mine arrived yesterday.   With much fanfare we unpacked it, threw away the instuctions and got playing with it.  That is, after I bought a good 32GB micro SD card for it (class 10, nice and fast) and charged it from my laptop. 

I set up my roadbike on a stand and using the Android app for the camera, paired my cadence sender and power sender (Powertap) and recorded a 15 second video of me hand-pedaling the bike on a stand.  I'm not going to talk about video resolution etc, you can find out about that at all sorts of other places, I am going to talk about if we can use it for my purposes.

It does not come with any video editing software, so Dashware will probably be the application of choice to use, each video file has a corresponding CSV file with the following fields (ie: here's my sample data from the above 15s video) :

 

YEAR MONTH DAY HOUR MINUTE SECOND SPEED CADENCE POWER HEART_RATE FRONT_GEAR_STAGES REAR_GEAR_STAGES
2014 7 2 18 45 11   0 0      
2014 7 2 18 45 12   0 0      
2014 7 2 18 45 13   0 0      
2014 7 2 18 45 14   0 0      
2014 7 2 18 45 15   5 0      
2014 7 2 18 45 16   5 0      
2014 7 2 18 45 17   65 1      
2014 7 2 18 45 18   77 1      
2014 7 2 18 45 19   91 1      
2014 7 2 18 45 20   86 1      
2014 7 2 18 45 21   93 1      
2014 7 2 18 45 22   91 0      
2014 7 2 18 45 23   93 0      
2014 7 2 18 45 24   87 0      
2014 7 2 18 45 25   87 0      
2014 7 2 18 45 26   0 0      

 

As you can see, it hasn't got speed from the Powertap hub (Doh!), but at least it has speed as a column, so when I use an ANT+ speed sender, I will get data that I can plug into Dashware.  As the file is a match to the video file, Dashware will import it much faster than I could with power meter data files and video files, the sync will be a cinch.  Or it would, if the version of Dashware I have supported it without crunching. I'll write to them and see if they'll fix it, I imaging it won't be hard, and they have been good with email support in the past. 

 

So, promising ... watch this space ...

 

 


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