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Developing Accessible iOS Apps - Daniel Devesa Derksen Staats - Bog - APress - Plusbog.dk

Developing Accessible iOS Apps - Daniel Devesa Derksen Staats - Bog - APress - Plusbog.dk

Any developer aiming for a global audience needs to cover a series of requisites for their apps, and one of them is to make them accessible. Just having an app in the App Store is not enough for it to be a global success anymore. More than that, it is arguably our duty as developers to create inclusive apps that anyone can use. Apple provides us with excellent tools for creating accessible apps. However, many developers just don''t know about them or think they''re difficult to us. This concise guide offers a focused look at breaking those myths and proving that creating accessible apps is very easy, and that it''s just as easy to embed accessibility into the development process of your team. You''ll have a look at the tools iOS provides. Some, like zoom, button shapes, etc., come integrated in the operating system. Others, like VoiceOver, Larger Accessibility Sizes with Dynamic Types, and Smart Inverted Colours will need extra work to support appropriately. Then go from the basics of giving meaningful accessibility labels to UI components, so VoiceOver can read them, to making your UI support extremely large font sizes so anyone can read our app. And you''ll find out how to build accessible apps with real world examples. Accessibility is the right thing to do and will help your app find wider success. What You''ll Learn - Explore the fundamentals of accessibility - Create a good VoiceOver experience - Incorporate Inverted Colours effectively - Test accessibility features for optimization and function Who This Book Is For iOS developers wanting to add accessibility features to their apps and any other member in a mobile development team-from Product Managers to Business Analysts or QAs-who would like to incorporate or work with accessibility features.

DKK 476.00
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Emerging Metaverse XR and Video Multimedia Technologies - Jong Moon Chung - Bog - APress - Plusbog.dk

Emerging Metaverse XR and Video Multimedia Technologies - Jong Moon Chung - Bog - APress - Plusbog.dk

Improve the video multimedia services you work on or develop using tools from video service technologies such as Netflix, Disney+, YouTube, and Skype. This book introduces you to the core technologies that enable Metaverse XR (eXtended Reality) services and advanced video multimedia streaming services. First, you''ll find out about the current and future trends in Metaverse and video streaming services. XR is a combination of technologies that include MR, AR, VR, voice recognition systems, haptic and 3D-motion UIs, as well as head mounted displays) like Microsoft Hololens 2 and Oculus Quest 2. You''ll review metaverse services XR applications and learn more about the core XR feature extraction technologies. With XR capabilities mastered, you can move into the main technologies for video streaming services like Netflix, Disney+, and YouTube. You''ll also about video formats, such as H.264, MPEG-4 AVC, H.265, MPEG-5, and MPEG-DASH. As well as online hosting services like content delivery network (CDN), mobile CDN, and Amazon Web Services (AWS). Additional details on content aging and updating operations along with CDN popularity predictions and contents update techniques, such as, Least Recently Used (LRU) and east Frequently Used (LFU) strategies are introduced. All these technologies enable fast, efficient, reliable, and adaptable video streaming services. They also allow for video conferencing services like Zoom, Skype and WebEx. By the time you''ve finished reading, you''ll understand how these technologies converge into the Metaverse and and offer a wide variety of development opportunities for video streaming. What You''ll Learn - Incorporate core AI techniques and extraction XR algorithms - Enable fast, efficient, and reliable video streaming in your product, service, or app - Update content with CDN popularity predictions - Explore the Netflix Open Connect CDN model and characteristics - Understand the operations of modern video and multimedia systems - Become a leader in metaverse and video multimedia services and products. Who This Book Is For Developers, product managers, hobbyists, and students interested in learning how Metaverse XR and video streaming work and can be developed.

DKK 519.00
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