If you’re wondering what PNG stands for, you’re not alone. This raster-graphics file format is also known as Portable Network Graphics and was created as an improved replacement for the Graphics Interchange Format (GIF). It’s a lossless data compression format, meaning it’s less likely to corrupt your files and supports other formats as well, such as AVI and GIF.
PNG stands for Portable Network Graphics, and it is one of the most widely used lossless image compression formats on the web. It was designed as a replacement for the GIF format, and it is very well suited to digital graphics.
A PNG file can be viewed on many different devices. This makes it easy to send to friends and family via email or publish online. They are also a great choice for graphic design work or for a company’s banner. The format allows for a number of different colors, including grayscale images.
In terms of the most efficient use of space, JPEG is the gold standard. Typically, you should only need to compress a photo to 10% of its original size.
Choosing the right format for your project can be a challenging task, and the best choice for you is going to depend on the needs of your project. For example, you may want to compress a photo into a small enough size to fit onto your phone’s screen or into a PDF document. If you need to export a PDF, you should make sure to choose the highest quality setting.
JPEG and PNG files are both useful, but the best choice for your needs is going to vary. Both formats allow you to compress your files to a manageable size.
PNG is a lossless data compression format that is often associated with the internet. It uses the same Lempel-Ziv-Welch (LZW) compression algorithm as TIFF. However, it uses a much wider color depth and transparency.
One advantage of PNG is the ability to create images with up to 16 million colours before compression. Another is the fact that it is a lossless format, which means that it does not lose any quality over time. This makes it ideal for slow internet connections.
GIF is a single image format with a small file size. It is often used to display animated graphics. Unlike PNG, GIF was not designed to be used over transparent backgrounds.
When GIF first hit the scene, there was a lot of controversy over the technology. In particular, the use of the LZW algorithm to compress images was controversial. Unisys, the original owner of the GIF format, had a patent that required developers to pay royalties if they wanted to continue making software using the format.
Besides, PNG has several advantages over GIF. These include better support for transparency, a larger color palette, and the ability to use up to 48-bit truecolor.
Compared to GIF, PNG is also simpler to implement. In addition, it supports private additions, which means that you can use a PNG file in a program that does not support it.
Portable Network Graphics (PNG) is an image file format for lossless image compression. It supports truecolour images, and optional transparency. Unlike GIF, PNG is not a proprietary format. This means that it is free of legal restrictions.
It was developed by the Internet working group. The goal was to provide an image format that was free of patent licenses. In the end, it was accepted as a W3C recommendation. Among other things, it allows developers to trade off the size of a file with the quality of an image.
The format is robust, allowing the storage of gamma data. It also supports a wide range of colors. However, it does not support all sample depths.
Each pixel is packed into a byte, with a maximum bit depth of 16 for single samples. If there are multiple pixels per byte, the leftmost one is packed into the high order bits, and the others into the low order bits.
A PNG image consists of a rectangular pixel array. In addition to pixels, PNG includes an alpha channel, which enables transparent pixels to overlay images.
Private chunk types carry information not understood by other applications. As such, they are not guaranteed to be used by other applications. Consequently, their additions should not compromise the interchangeability of standard PNG datastreams.
Other image format file types
There are a variety of image format file types on the Internet, and they all have their own advantages and disadvantages. Choosing the correct one for your project can help you get the results you want. Some of the more popular formats include PNG, JPG, and SVG.
Each of these is optimized for different uses. For example, JPGs are good for sharing on social media, but they can be a little small for text. You’ll also want to choose an image format that supports transparency.
GIF is another common raster image file type. These images have a limited palette of 256 colors, so you won’t be able to use them for photography. However, they are ideal for animation and web graphics. They can be a great way to share logos and other flat colors.
TIFF is another popular image format. This format supports pre-defined text fields in 7-bit ASCII, as well as EXIF. It can also support other types of metadata, such as the name of the creator, the date and time the image was made, and even the title.
Unlike most raster formats, PNG allows you to add transparency to your images. In addition, it supports a number of different color modes. This is especially helpful if your graphics have transparent backgrounds.
The Portable Document Format, or PDF, is an open format that can be used to create documents that will display correctly on any device. Many websites use this format, but it’s also good for E-Mail, Powerpoint, and other forms of digital content.