TAILIEUCHUNG - Adobe After Effects 5.0_ Effects, part 2

This Key creates transparency from opposite starting points by dividing an image into two mattes, Matte Partial A and Matte Partial B. Matte Partial B bases the transparency on the specified key color, and Matte Partial A bases transparency on areas of the image that do not contain a second, different color. By combining the two mattes into a third matte, called the alpha( ) matte, the Color Difference Key creates well-defined transparency values. | 1 Adobe After Effects Effects part 2 This PDF file contains documentation for effects from the following effect categories Keying Matte Tools and Paint. Keying effects in Adobe After Effects Use these effects to key out make transparent parts of an image. After Effects includes two basic keying effects. The Production Bundle includes seven additional more powerful keying effects. Color Difference Key PB only This Key creates transparency from opposite starting points by dividing an image into two mattes Matte Partial A and Matte Partial B. Matte Partial B bases the transparency on the specified key color and Matte Partial A bases transparency on areas of the image that do not contain a second different color. By combining the two mattes into a third matte called the alpha a matte the Color Difference Key creates well-defined transparency values. The Color Difference Key produces high-quality keying for all well-lit footage items shot against a bluescreen or greenscreen and works especially well with images that contain transparent or semitransparent areas such as smoke shadows or glass. A. Original image thumbnail B. White eyedropper C. Matte controls D. Thumbnail eyedropper E. Black eyedropper F. Matte thumbnail G. Matte buttons H. View I. Key Color swatch and eyedropper J. Color Matching Accuracy ADOBE AFTER EFFECTS Effects part 2 2 To apply the Color Difference Key 1 Select the layer you want to make transparent and then choose Effect Keying Color Difference Key. 2 In the Effect Controls window choose Matte Corrected from the View menu. To view and compare the source image both partial mattes and the final matte at the same time choose A B Matte Corrected Final from the View menu. Other views available in the View menu are described in step 10. 3 Select the appropriate key color in one of the following ways To key out a bluescreen use the default blue color. To key out a non-bluescreen select a key color in one of the following ways Thumbnail eyedropper

TAILIEUCHUNG - Chia sẻ tài liệu không giới hạn
Địa chỉ : 444 Hoang Hoa Tham, Hanoi, Viet Nam
Website : tailieuchung.com
Email : tailieuchung20@gmail.com
Tailieuchung.com là thư viện tài liệu trực tuyến, nơi chia sẽ trao đổi hàng triệu tài liệu như luận văn đồ án, sách, giáo trình, đề thi.
Chúng tôi không chịu trách nhiệm liên quan đến các vấn đề bản quyền nội dung tài liệu được thành viên tự nguyện đăng tải lên, nếu phát hiện thấy tài liệu xấu hoặc tài liệu có bản quyền xin hãy email cho chúng tôi.
Đã phát hiện trình chặn quảng cáo AdBlock
Trang web này phụ thuộc vào doanh thu từ số lần hiển thị quảng cáo để tồn tại. Vui lòng tắt trình chặn quảng cáo của bạn hoặc tạm dừng tính năng chặn quảng cáo cho trang web này.