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tv-bay Questions

Who are you?I have the pleasure of being CEO of two companies! First being the diRoom, which is boutique post-production facility for colour grading, digital intermediates and delivery masters. We are all filmmakers at diRoom, so we tailor every project workflow to be an entire picture post solution for filmmakers or a service that can fill the gap...

Submitted by Bob Pank#

Published 01 March 2011

Why do poorly composed 3D stereoscopic images give headac...

The brain is used to being able to “fuse” the two separate views of the world seen from each eye into a 3D perceived scene. However we have a closed-loop system and the eye muscles constantly pull convergence and focus depending on the region of interest. When presented with two separate image streams originating from the left and right camera syst...

Submitted by Bob Pank#

Published 01 June 2010

How to choose a broadcast display

How to choose a broadcast display…10 years ago, buying a CRT monitor was simply a case of buying the latest version of your facilities favourite brand in either Grade I or II. The advent of the LCD, HD and the demise of the CRT means we have now to try and decipher all the marketing jargon to work out which display best fits our needs. To help de-m...

Submitted by Dennis Lennie

Published 01 September 2009

Eye to Eye File-based content distribution 2009

The rapidly divergent pattern of broadcast market development resembles the branches of a fast-growing tree. But there is one crucial aspect in which the industry is quite obviously converging: the transition from video and audio to file-based content distribution and delivery. This would have happened anyway given the increasing popularity of the...

Submitted by Dennis Lennie

Published 01 June 2009

HD Camera Measurements and getting the most out of your c...

Recap Parts1 and 2:Parts 1 and 2 covered the theory and actual measurement of white shading, making sure that the camera non-linearities introduced by various different lens systems on a particular camera are compensated. In this issue, Part 3 will investigate setting up colourimetry and exposure as well greyscale adjustments using a waveform monit...

Submitted by Dennis Lennie

Published 01 May 2009

HD Camera Measurements Getting the most out of your camer...

Recap Part 1:In part 1 of this knowledge series we discussed the requirements for making correct white shading measurements in terms of the equipment used. Part 2 now will focus on performing the actual measurements and making sure that we achieve optimum linearity and dynamic range. White shading measurementPower up the camera, waveform monitor an...

Submitted by Dennis Lennie

Published 01 April 2009

Getting the best out of your LCD

Getting the best out of your LCDs?Many people who use CRT picture monitors have found the introduction of LCD displays disappointing. Getting the best out of your LCD may not be as simple as it may seem. With a wide choice of vendors and models all proclaiming broadcast quality, it can be difficult to determine which product is most suitable for yo...

Submitted by Dennis Lennie

Published 01 November 2008

Everything you ever wanted to know about TV lighting Part...

In my last article, I talked about some of the basic technical aspects that we need to think about when we start on the lighting trail. I covered light levels and intensities in relation to lens apertures before discussing colour temperature and its relevance to producing ‘nice’ pictures. Although I’d like to move on into lighting ‘proper’ there ar...

Submitted by Dennis Lennie

Published 01 October 2008

CTV OB Truck

Responding to the growing demand for HD broadcasts and with a fleet of already overworked outside broadcast trucks, CTV Outside Broadcast’s newest addition to its fleet, OB 9, is a fully-equipped production facility with the latest in High Definition production, mixing and recording equipment. Targeted squarely at major entertainment and sporting e...

Submitted by Dennis Lennie

Published 01 July 2008

Hands on the EX-1

High Definition at 1920x1080 means 5 times more detail, resolution and sharpness than SD. With this in mind lens selection and focus become absolutely critical when out shooting in the field. I’m sure we’ve all at some point been on a shoot when our precise focus has been a little out but the lens is wide and we’re shooting DVCAM so can ‘get away w...

Submitted by Dennis Lennie

Published 01 April 2008