[AndrewMohawk] had noticed all varieties of ambient lighting methods for TVs appear and go above the a long time, and the one detail they all had in frequent was that they did not stay up to his significant standards. Armed with the equipment of the hacker trade, he established about constructing an Ambilight-type technique of his individual that certainly sent the products.
The development method was just one entire of roadblocks and useless ends, but [Andrew] persevered. After resolving aggravating problems with HDCP and HDMI splitters, he was finally ready to get a Raspberry Pi to seize movie going to his Tv set and use OpenCV to establish the shades of segments all-around the screen. From there, it was uncomplicated adequate to mail out details to a string of addressable RGB LEDs guiding the Tv set to generate the preferred impact.
For all the difficult do the job, [Andrew] was rewarded with an ambient lighting procedure that operates at a healthy 20fps and performs with any HDMI video clip feed plugged into the Tv set. It even autoscales to perform with movie content material shot in distinct component ratios so the ambient display generally picks up the edge of the video clip material.
With 270 LEDs equipped, the result is an exceptionally smooth and fluid ambient screen we’d like to have at dwelling. You can develop one also, since [Andrew] shared all the code on Github. As an additional bonus, he also gave the program an audio visualiser, and tested it out with some Streetlight Manifesto, the biggest 3rd-wave ska band ever to roam the Earth. The Fourth Wave still eludes us, but we keep out hope.
We have viewed a lot of hacks in this vein just before one of the most remarkable hacked a smart Tv set into undertaking the video clip processing by itself. Video soon after the break.