Sunday, November 20, 2011

Blog #1 Suelan Ford 620035628

Question #1

What is white balancing a camera, why do you do it and what does it accomplish?

White balancing may be defined as a process that involves removing unwanted colour casts,it may be done to render natural colours such as red or green correctly. It accomplishes the display of colours in their natural tones that is with the use of white balance colours actually look natural and correct.

Question #2

Name three of each and explain the difference between Camera and Directors instructions.

Three camera instructions are Pan,Tilt and Zoom.

Three Director's instructions are Standby, Cut and Action.

The difference between camera and director's instructions is that camera instructions are directed to the camera itself, how to adjust it or features and presets that the camera needs to be on for a specific production whereas the director's instructions are directed towards persons within or persons working on a production e.g. actors, camera man etc.

Question #3

What is AGC, and what does it do?

AGC or Automatic Gain Control is an adaptive system that may be used to correct color at an output. The Automatic Gain Control can also be used to to adjust how high or low a colour actually is or it may be used to reduce noise ina given frame that the camera wants to actually cover.

Question #4

If you do not want 16:9, what is the other option for shooting? What does it mean?

Another aspect of ratio that may be used as an option for shooting is 4:3. 4:3 is used as as universal video format and is standard screen.

Question #5

When do you open the iris of a camera, what does it do to the camera?

The iris is opened on a camera when an individual wants to allow light into a shot, it allows one to adjust the amount of light he/she wants to let in and affect a shot.

Question # 6

Apart from white balance, what else should you check before each new scene?

The cameraman should check the audio and audio levels and exposure.

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