On Flying Balls, Cameras and GPUs: Anatomy of a Computer Vision App

Posted by tenniscamera on Wednesday May 27, 2015 @09:52AM
from the tenniscamera.com dept.

http://www.tenniscamera.com/2015/05/26/on-flying-balls-cameras-and-gpus-anatomy-of-a-computer-vision-app/

( 13 comments | 63 points | on HN )

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by nibo on Wednesday May 27, 2015 @10:31AM (#9611579)

Wow, I've been looking for something like this for ages. Definitely going to try it out the app. And great post too.

[ Parent | on HN ]

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by lovelearning on Wednesday May 27, 2015 @10:42AM (#9611680)

Thanks for that beautifully written post with tons of useful information for somebody like me who enjoys exploring cv.

[ Parent | on HN ]

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by tenniscamera on Wednesday May 27, 2015 @10:51AM (#9611748)

Hope it was helpful! Cheers

[ Parent | on HN ]

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by rosyhardy80 on Wednesday May 27, 2015 @10:43AM (#9611685)

I couldn't believe that this app would have been so useful! it's amazing using it!

[ Parent | on HN ]

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by ska_pe on Wednesday May 27, 2015 @10:27AM (#9611542)

Looks pretty amazing... Gonna definitely try it out next time on time on the court

[ Parent | on HN ]

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by tommasoborghi on Wednesday May 27, 2015 @10:42AM (#9611676)

I'm one of the two developers... ready to answer your questions!

[ Parent | on HN ]

Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by aledalgrande on Thursday May 28, 2015 @01:01PM (#9619472)

Pretty cool, like to see fellow Italians involved in computer vision. Assume you use 8-point/5-point for initialization like in PTAM? Any NEON optimizations? Do you convert the speed to absolute scale by knowing the size of the field?

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Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by rafanadal22 on Wednesday May 27, 2015 @10:45AM (#9611698)

Hey, how long have you been working on the app to get it released on the Store? Looks great BTW

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Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by tenniscamera on Wednesday May 27, 2015 @11:05AM (#9611855)

1 long year to launch it... :P

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Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by loelbe on Wednesday May 27, 2015 @10:43AM (#9611687)

If it's true it's really amazing...

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Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by monasant on Wednesday May 27, 2015 @10:45AM (#9611693)

Amazing, cannot play tennis without it!

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Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by Leoebia on Wednesday May 27, 2015 @10:48AM (#9611725)

Did you use OpenCV?

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Re:On Flying Balls, Cameras and GPUs: Anatomy of a Computer ... by tenniscamera on Wednesday May 27, 2015 @10:51AM (#9611755)

Basically no! All custom to boost performances!

[ Parent | on HN ]