The document discusses various aspects of using multimedia like photos, audio, video, and interactive graphics on the web. It covers common formats and resolutions for photos and video used on websites. It also discusses tools for editing multimedia, basics of photo editing, using galleries and stories, and sharing photos online. Data visualization and interactive infographics are presented as engaging ways to present numbers and information on the web.
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Lecture 3 photo_v_ideo_graph
1. Multimedia 2.0 Photo, audio, video and interactive graphic on web Zoran Ricliev Digital Media Consultant http:// twitter.com/xorran http:// www.linkedin.com/in/ricliev [email_address]
2. Fixed formats of photos On web there is extensive use of fixed proportion photos, usually in 4:3 and 16:9 ratio. This helps for better website design, but creates other problems Web photos are optimized to be smaller in size, both in pixels and in memory usage, than for print Photos are eye catching. An article without photo has lot less chances to be accessed
3. Standards All the photos for web are 72 dpi, and rarely are wider than 600 pixels
4. Tools for editing Adobe Photoshop is very mighty tool PS is expensive Pixlr and Picnik are simple free web tools that can do the most of the needed editing and optimization
6. Galleries and photo stories Web galleries are eye catching Adding captions to photos converts a simple gallery in photo story
7. Photo sharing and online storage Flickr (by Yahoo) Picasa (by Google) albums
8. Video for web Video content takes a large memory space and bandwidth Video for web is often with lower quality Videos are rarely stored on the website, but they are uploaded to YouTube, Vimeo or other video sharing sites, than embedded into articles
9. Video aspect ratio More than photos, video aspect ratio is important. Incorrect aspect ratio may result in picture distortion 4:3 is now outdated, and 16:9 is most used aspect ratio format
11. Editing video Editing video is more complicated and takes more resources than editing photos, therefore the process is usually done in desktop applications such as Adobe Premiere (pro), Apple iMovie, Windows Movie Maker (simple) There are online video editing tools such as JayCut or you can edit it directly on YouTube
12. Data visualization Numbers are not attractive for reading but put in context with graphic, they become easy and interesting Interactive infographics are web native format, and by clicking you can interact with the visual presentatio