Download E-books Pro Android Media: Developing Graphics, Music, Video, and Rich Media Apps for Smartphones and Tablets PDF

By Shawn Van Every

Cellular units have evolved to concentration on rich media creation and intake. builders of cellular functions may be able to create purposes that let humans to play, catch, and share media in numerous new methods on cellular units. the recognition of Android has soared partially as the platform bargains builders a wealthy set of services together with entry to media shooting and playback functions.   

Pro Android Media provides concise and transparent guide on how you can make the most of the media APIs made on hand via Android to create dynamic apps. It takes you from an easy capability to realize entry to the digital camera to advanced video seize and sharing examples. It additionally covers sound, pix, portray, and more―everything you want to make your app come "alive."

After interpreting this e-book, the app you create will showcase the easiest of multimedia that Android has to offer.

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Read or Download Pro Android Media: Developing Graphics, Music, Video, and Rich Media Apps for Smartphones and Tablets PDF

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InSampleSize = widthRatio; } } // Decode it for genuine bmpFactoryOptions. inJustDecodeBounds = fake; bmp = BitmapFactory. decodeFile(imageFilePath, bmpFactoryOptions); go back bmp; } } the subsequent is the structure XML that is going in addition to the foregoing job. it may be installed the res/layout/main. xml dossier. CHAPTER 1: advent to Android Imaging inner Metadata EXIF, which stands for exchangeable picture dossier structure, is a typical manner of saving metadata inside a picture dossier. Many electronic cameras and machine purposes aid using EXIF info. considering EXIF facts is de facto part of the dossier, it shouldn’t wander away within the move of the dossier from one position to a different. for example, whilst copying a dossier from the SD card of the Android machine to a house laptop, this knowledge could stay intact. in case you open the dossier in an software corresponding to iPhoto, the knowledge can be current. quite often, EXIF info is especially technically oriented; many of the tags within the average relate to information concerning the taking pictures of the picture itself, comparable to ExposureTime and ShutterSpeedValue. There are a few tags, although, that make feel for us to think about filling in or enhancing. a few of these may possibly contain the subsequent:  UserComment: A remark generated through the person  ImageDescription: The identify  Artist: author or taker of photo  Copyright: Copyright holder of picture  software program: software program used to create photo thankfully, Android presents us a pleasant capability to either learn and write EXIF information. the most category for doing so is ExifInterface. Here’s tips on how to use ExifInterface to learn particular EXIF info from a picture dossier: ExifInterface ei = new ExifInterface(imageFilePath); String imageDescription = ei. getAttribute("ImageDescription"); if (imageDescription ! = null) { Log. v("EXIF", imageDescription); } this is the right way to shop EXIF info to a picture dossier utilizing ExifInterface: ExifInterface ei = new ExifInterface(imageFilePath); ei. setAttribute("ImageDescription","Something New"); ExifInterface features a set of constants that outline the common set of information that's instantly integrated in captured pictures through the digicam software. the newest model of the EXIF specification is model 2. three from April 2010. it's to be had on-line the following: www. cipa. jp/english/hyoujunka/kikaku/pdf/DC-008-2010_E. pdf. precis all through this bankruptcy, we checked out the fundamentals of snapshot seize and garage on Android. We observed how strong utilizing the integrated digital camera program on Android should be and the way to successfully leverage its features via an cause.

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