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Examples ofalpha channel
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An 'alpha maker' object turns the fluid simulation into analphachannelfor the video.
From theCambridge English Corpus
An additionalalphachannelis sometimes used to retain information about pixel transparency.
From
This example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Alpha channels may be implemented in this way, where thealphachannelprovides an opacity level to be applied equally to all other channels.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.No camera or scanner measures transparency, although physical objects certainly can possess transparency, but thealphachannelis extremely useful for compositing digital images together.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Stencils work by overlaying a grayscale, oralphachannelimage, such as a bump map, over the mesh.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.The number of channels will depend on whether the image is grayscale or color and whether it has analphachannel.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Indexed-color, grayscale, and truecolor images are supported, plus an optionalalphachannel.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.The fourth channel that may be part of a layer is thealphachannel(or layer mask).
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.The selection may also be saved in what is known as analphachannel.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Because the underlying principle is for each texture to have its ownalphachannel, large amounts of memory can easily be consumed.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.With the existence of analphachannel, it is possible to express compositing image operations using a "compositing algebra".
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Depending on the target use of the sprite, it may be necessary to have a program capable of adding transparency information (e.g. analphachannel) to sprites.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.It can perform either lossless or lossy compression, supports color depths from 1 to 32 bits, and is one of the few video codecs that supports analphachannel.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.If analphachannelis used in an image, it is common to also multiply the color by the alpha value, to save on additional multiplications during compositing.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.For each pixel, generally one byte is used for each channel while the fourth byte (if present) is being used either as analphachannel, data, or simply ignored.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Greyscale images are generally smaller than truecolor images because, in addition to the optionalalphachannel, only one 8-bit channel is used per pixel rather than three.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Any transparencies and alpha channels from the image files will be preserved.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.Version 2.0 adds support for truecolor images, alpha channels, resampling (for smooth resizing of truecolor images), and many other features.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.These include layers with masks, transparency, text, alpha channels and spot colors, clipping paths, and duotone settings.
FromThis example is from Wikipedia and may be reused under a CC BY-SA license.
Wikipedia
This example is from Wikipedia and may be reused under a CC BY-SA license.These examples are from corpora and from sources on the web. Any opinions in the examples do not represent the opinion of the Cambridge Dictionary editors or of Cambridge University Press or its licensors.
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