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Chroma Key Kit: How to use Garbage Matte for chroma keying
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Garbage Matte

Often, the full extent of the backdrop is not covered by the green screen. Other elements may appear, which are removed using masks. A mask such as this is called a "Garbage matte".Launch After Effects.
Step1. Import the green screen media.
1.1. From the menu, choose "File", "Import", "File".
1.2. Navigate to the media folder containing the image sequence.
1.3. Click any image.
1.4. Make sure targa sequence is checked.
1.5. Click "Open".
1.6. In the Interpret footage panel Choose "Ignore" for Alpha.
1.7. Click "Okay".Step2. Interpret the footage correctly.
2.1. Right click on the footage in the project window.
2.2. From the pop-up choose "Interpret footage", "Main".
2.3. In the footage interpretation window, choose a frame rate of 25.
2.4. For the pixel aspect ratio choose the preset "D1/DV PAL Widescreen".Step3. Launch a new composition.
3.1. Choose the preset "PAL D1/DV Widescreen".
3.2. Change the frame rate to 25.
3.3. Use full resolution, start timecode 0, and a duration of 3 seconds.
3.4. Click Okay.Step4. Drag the green screen footage to the composition, where it snaps to the centre.Step4. Make a new layer as a temporary background.
4.1. From the menu choose "Layer", "New Solid".
4.2. Make it a c...

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Chroma Key Kit

Backdropsource Chroma Key Kit

Chromakey is used in digital photography and video for the replacement of background images with other digital images.The chroma key blue and green are distinct in hue from the human skin tones so they are mostly preferred for special effects and for video. This technique is used in movies, television and weather broadcasts. Features: Made up of 100% cotton muslin. They are extremely durable and machine washable. It is hemmed on all four sides and it can be slid easily through the poles of the backdrop support system with the help of rod pocket. Use clamps at the edges of the muslin to avoid wrinkles. The standard sizes come in 10ftx15ft and 10ftx20ft. Please call us or email us to order sizes greater than 10ft wide and other custom sizes. For all orders of 10ft x 27ft and above please allow us 3-4 days for the product to be shipped from the date of the order.

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