RedShark News

HEVC/H.265: Everything you need to know

Published in Technology

In a major new article, Phil Rhodes explores the background to HEVC/H.265, and explains what makes it so good at compressing video. Read this if you want to know how almost all video - including 4K - will be delivered in the near future

The art of Motion Tracking

Published in Post

For most of the history of film, if you wanted to insert something into the picture that didn't exist,  the camera had to be stationary. Motion tracking allows artificial objects to be inserted convincingly into real footage. Phil Rhodes explains

8 bit or 10 bit? The truth may surprise you

Published in Technology

It’s a great pity that in order to enjoy the benefits of digital imaging, we must use pixels that may only be one of a comparatively small selection of colours, as opposed to the effectively infinite subtlety of nature. Phil Rhodes spreads light and understanding about quantization and noise.

The art of Colour Rendering

Published in Post

Human beings come in a variety of exciting colours. Rendering those colours in a pleasing way has been a goal of photography since before photography actually had colours, but it's always going to be an incredibly subjective issue

Watch out pixels! There's a new Vector-based codec

Published in Technology

Researchers at the University of Bath claim to have invented a codec based not on pixels but on vectors. Vector graphics have been around for a long time but until now they have not been considered to be suitable for general purpose image work - and certainly not for video - because while they have distinct advantages, they are difficult to use where images are complex

New Quicktime codecs for Mac released

Published in Technology

Apple have updated their Quicktime codecs for Pro applications to version 1.0.2, adding support for more file formats

Sony explains its new 4K codec: XAVC

Published in Technology

Do we need yet another H.264 - based codec? Sony thinks that we do, and explains why

Why can't there just be one, really good, codec?

Published in Technology

Phil Rhodes doesn't mince his words in wondering why not!

H 265 is the new H 264

Published in Distribution

The (draft) specification for H.265 is out. What is it, and what does it mean for the video industry? We get an expert's view.

Could VP9 be the codec for 4K Blu-Ray?

Published in Distribution

 Even though many pundits think 4K will be delivered by streaming, there are plenty of households still with slower broadband for whom this will not be an option. Now, it seems, Google's free VP9 codec might be a candidate for a new "Blu-Ray" format

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