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What You Need to Know About The Basics of Green Screen Photography

corpo: 
Once the preserve of Hollywood films and sophisticated television studios, green screen technology has now filtered down to within the reach of the average photographic consumer. So before we go too far lets take a brief look at what green screen photography actually is. It was originally (and still is) known as Chroma Keying, and works on the idea of using a background of one unique color most commonly green or blue, that can be easily selected and removed in post production software. Green and blue are used as they are well separated from the colors in a natural skin tone. In the early years of this technology, the software was very expensive and difficult to use but in the last 10 or so years it has become very simple to "key" photographs or video using basic software. So what so you need to create simple green screen photos? The fact is, with very little, you can get good results with a simple two flash set up and and good quality, dedicated green background. The most important aspect is to light the background evenly and to have good separation of you subject from the background. To light the green screen, a decent sized softbox at 45 degrees to the background should be sufficient. To light the subject you can use a second flash with umbrella on the opposite 45 degree angle. The subject should be about 2 meters from the background and there should be no shadows or other distractions on the background such as creases or ambient light spills Optimal Camera Settings for Green Screen Photography When setting up your camera you should manually set your white balance, this can be to the flash preset or by creating a dedicated custom white balance. The reason for this is that the predominance of green will fool the camera’s auto white balance and give inconsistent results. Use you camera’s minimum ISO as any noise in the image can cause problems in selecting the background in post production. Your shutter speed should be high enough to exclude any ambient light as this can have lead to color balance issues, anything 1/60th and less should be suitable. Where possible shoot in RAW as you will be able to set a consistent color balance in post production and no in camera adjustments are made, meaning that you will be working in the purest image your sensor can produce. Via lightstalking If you beloved this informative article in addition to you desire to be given more details concerning convention event photographers - http://useventphotos.com/ kindly pay a visit to our internet site.
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esempio: 22/11/2024
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