You can apply one of four dithering techniques such as average, ordered, random, and Floyd-Steinberg. These images can be shared with apps like Twitter and Facebook and can be saved too. The images can be scaled to a resolution of 640 pixels.
Dither is used commonly to process video data as well as digital data. It is the final stage to master audio to CD. It is used in computer graphics for creating the colour-depth illusion with a restricted colour palette. In dithered images, the colours that are not present in a palette are approximated through the diffusion of pixels with the palette. The dithered images, mainly those that have a few colours are differentiated by speckled appearance or graininess.
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How is Dithering Useful?
Dithering can help to fix a quantization distortion. You have to add Dither while saving a digital audio file to a reduced sampling rate. Your file this way go through decorrelation, a vital process. This makes audio random and difficult for people to notice distortion taking place. This way the quantization distortion gets changed and rather than unpleasant noise, it is changed to a low-level analogue that is pleasant to hear.
Dither can be used easily. Once you get used to it, it can alter the mastering process. It smoothes the quantization distortion and can help to remove a grain sound from audio and can produce professional sound audio.
It improves the SNT or signal-to-noise ratio and removes artefacts such as satellite trails and hot pixels. The images that are shot with a DSLR camera can be benefitted from dither by minimizing the fixed pattern noise.
It is an application technique not only for practical reasons but for artistic purposes too. It has wide applications in web designing, a helpful technique to reduce images along with high colour counts to a lower colour count thus minimizing file size without disrupting quality. Dither has been used for reducing 64bpp or 48 EAW digital photos to 24bpp RGB. These are the benefits that are discussed in our Dither assignment assistance.