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The only requirement was that this image was invisible, either by being the same color as the page, or by being transparent. Spacer GIFs themselves were small transparent image files. GIF files were used as it was a common format that supported transparency, unlike JPEG. These files were commonly named spacer.gif, transparent.gif or 1x1.gif.
When converting an image from the PNG format to GIF, the image quality may suffer due to posterization if the PNG image has more than 256 colors. GIF intrinsically supports animated images. PNG supports animation only via unofficial extensions (see the section on animation, above). PNG images are less widely supported by older browsers.
One color entry in a single GIF or PNG image's palette can be defined as "transparent" rather than an actual color. This means that when the decoder encounters a pixel with this value, it is rendered in the background color of the part of the screen where the image is placed, also if this varies pixel-by-pixel as in the case of a background image .
In computer graphics, alpha compositing or alpha blending is the process of combining one image with a background to create the appearance of partial or full transparency. [1] It is often useful to render picture elements (pixels) in separate passes or layers and then combine the resulting 2D images into a single, final image called the composite .
Sasuke Uchiha (Japanese: うちは サスケ, Hepburn: Uchiha Sasuke) (/ ˈ s ɑː s k eɪ /) is a fictional character in the Naruto manga and anime franchise created by Masashi Kishimoto. Sasuke belongs to the Uchiha clan, a notorious ninja family, and one of the most powerful, allied with Konohagakure ( 木ノ葉隠れの里 , English version ...
Additionally, not all GIF rendering programs handle tiled or layered images correctly. Many rendering programs interpret tiles or layers as animation frames and display them in sequence as an animation [35] with most web browsers automatically displaying the frames with a delay time of 0.1 seconds or more. [37] [38] [better source needed]
Animated Portable Network Graphics (APNG) is a file format which extends the Portable Network Graphics (PNG) specification to permit animated images that work similarly to animated GIF files, while supporting 24 or 48-bit images and full alpha transparency not available for GIFs.
During the early part of the series, Naruto is assigned to Team 7, in which he meets his long-time rival Sasuke Uchiha, a taciturn and highly skilled "genius" of the Uchiha clan; and Sakura Haruno, who is infatuated with Sasuke and has Naruto's attention and Kakashi Hatake, the quiet and mysterious leader of the team. Over the course of the ...