CMYK vs RGB vs YUV vs 422 Color Images

February 8, 2014

If you’ve ever replaced the ink or toner in a color printer, you know the three colors Cyan, Yellow, and Magenta are used in various combinations to print any color.  On your computer screen it’s mixtures of Red, Green, and Blue.

Each tiny dot in a picture, called a pixel, has three numbers: How much red, how much green, and how much blue get mixed together to form the color of that specific pixel.  Typically the amount of each color is stored as a number ranging from 0 to 255.

On a computer, a picture is really just a whole lot of numbers representing the reds, greens, and blues of every dot in the picture.

Then, along came digital video… Read the rest of this entry »


Cable Management

February 3, 2014


For bundles of cable that won’t be let go again, we’ve used zip ties.

If a long cable is wound up, and likely to be unwound and rewound again, we have the reusable velcro ties.

Parallel runs of cable in the studio we hold together with translucent cable wrap.

But there is no simple solution for the cornucopia of usb, hdmi, sdi, network, and power cables strung to and from the various control room stations and the studio.

Typically the rat’s nest of cables goes unnoticed.  But, when something needs to be changed, or worse, when something stops working, ignorance quickly turns to frustration.

Read the rest of this entry »