FILE FORMATS By Manushi Shah
Animation Courses, Ahmedabad
What is File Formats? •
A file format is a standard way that information is encoded for storage in a computer file.
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A File extension sometimes called a file suffix of a filename extension.
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Any file's extensions can be renamed but that won't convert the file to another format or change anything about the file other than this portion of its name.
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Many file extensions, especially those used by common image, audio, and video formats, are usually compatible with more than one program you have installed.
Why are different file types needed?
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you know the correct software to use.
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The user knows what the file may contain from the file extension.
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Searching and sorting files can be done effectively.
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The operating system can display appropriate icon.
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It is easier to open the appropriate application.
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Application programs know how to load up and interpret the data
Types of File Formats
Graphics file Formats
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2 Types of file formats
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1) Raster 2) Vector
Graphics file Formats
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Raster File Formats Jpeg Png Pdf Raw Tiff Tga Gif
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Vector File Formats Pdf Eps Svg
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Jpeg stands for Joint Photographic Experts Group.
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Jpeg is a commonly used method of compression for digital images .
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The original JPE Group was organized in 1986.
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issuing the first JPEG standard in 1992.
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also the most common format saved by digital cameras.
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For web usage, where the amount of data used for an image is important.
• Png stands for Joint Portable Network Graphics. • Png is also used of compression. • creating the PNG format was in early 1995. • Png supports transference
PNG
JPEG
• Pdf stands for Portable Document Format. • complete description of a fixed-layout flat document, including the text, fonts, graphics, and other information needed to display it. • PDF was developed in the early 1990s as a way to share computer documents, including text formatting and inline images.
• Raw files are named so because they are not yet processed and therefore are not ready to be printed or edited with a bitmap graphics editor. • Raw image files are sometimes called digital negatives, as they fulfill the same role as negatives in film photography. • Raw image formats are intended to capture as closely as possible. • RAW file size is much larger that .JPEG files, but is slightly smaller than .TIF files.
Raw
Edited Jpeg
• Tiff stands for Tag Image File Format. • The first version of the TIFF specification was published by Aldus Corporation in the autumn of 1986. • TIFF is a flexible, adaptable file format for handling images and data within a single file. • TIFF file using edited and re-saved without losing image quality.
• Tga stands for Truevision Graphics Adapter. • TGA, often referred to as TARGA. • TARGA is an acronym for Truevision Advanced Raster Graphics Adapter. • Tga is a raster graphics file format created by Truevision Inc. • now part of Avid Technology. • Images in the Targa Graphic format might be stored in their raw form or with compression, which might be preferred for icons, line drawings and other simple images. • This format is often seen associated with image files used in video games.
• Gif stands for Graphic Interchange Format. • Gif is a file extension for an often animated raster graphics file. • Gif is the second most common image format used on the World Wide Web after JPEG. • introduced GIF on June 15, 1987. • GIFs can be used for small animations and low-resolution film clips. • GIFs may be used to store low-color data for games.
• Eps stands for Encapsulated PostScript. • They're typically used by drawing applications to describe how to produce images, drawings, or layouts. • EPS file can contain text as well as graphics. • EPS is what early versions of the AI format (Adobe Illustrator Artwork) was based on.
• SVG stands for Scalable Vector Graphics. • is an XML-based vector image format for two-dimensional graphics with support for interactivity and animation. • The SVG specification is an open standard World Wide Web Consortium (W3C) since 1999.
developed
by
the
• SVG allows three types of graphic objects: vector graphic shapes such as paths and outlines consisting of straight lines and curves, bitmap images, and text.
VFX File Formats
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Avi Mov Mp4 Mp3 Wav
• Avi stands for Audio Video Interleaved. • AVI is a multimedia container format introduced by Microsoft in November 1992 as part of its Video for Windows software. • Supported Devices : Microsoft devices, Game consoles, but not compatible with Apple devices. • Supported Media Players : Windows Media Player or other Windows-based players.
• A file with the MOV file extension is an Apple QuickTime Movie file that's stored in a QuickTime File Format (QTFF) container file. • The format specifies a multimedia container file that contains one or more tracks, each of which stores a particular type of data: audio, video, or text • MOV file format developed by Apple computers.
• MPEG-4(Moving Picture Experts Group) Part 14 or MP4 is a digital multimedia container format most commonly used to store video and audio, but it can also be used to store other data such as subtitles and still images. • Supported Devices : C, Mac, all kinds of mobile devices as iPhone iPad Android, etc. • Supported Media Players : Almost all kinds of media players.
• Mp3 is an audio coding format for digital audio. • Compressed File Format. • The MP3 file format revolutionized music distribution in the late 1990s. • Anytime you compress a song, you will lose some of its quality. • Use MP3 files for web pages, web videos, in fact for anything on the Internet.
• Waveform Audio File Format, more as WAV due to its filename extension.
commonly
known
• Microsoft and IBM (International Business Machines Corporation) originally developed WAV in 1991 for the use within Windows 3.1. • Wav is a Microsoft and IBM (International Business Machines Corporation) audio file format standard for storing an audio on PCs. • Uncompressed file formats. • WAV files are also the right choice for loops to be processed with Flash for web animations.
Q&A
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