In-depth introduction to technical principles based on profound industry experience
Step-by-step explanation of typical application cases to improve practical capabilities
Android multimedia programming from beginner to proficient
Basic Information
Author:Miao ZhongliangWan Bin
Series Name:Hua Qing foresight series books
Press: Electronic Industry Press
ISBN:9787121125324
Mounting time:
Published on: February 1, May 2011
Http://product.china-pub.com/1
1.openmax Introduction http://www.khronos.org/openmax/OpenMAX is a framework standard for multimedia applications, launched by NVIDIA Corporation and Khronos in 2006.The OpenMAX is divided into 3 layers:First layer: OpenMAX DL (development layer, development tier) Second layer: OpenMAX IL (integration layer, integration level)layer Three: OpenMAX AL (appliction layer, application tier)2.about OpenMAX il OpenMAX IL is positioned in the middle tier,Op
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The Visual Teaching of Media Courseware in the form of images, texts, sounds, and images makes up for the shortcomings of traditional teaching in terms of intuition, stereoscopy, and dynamic perception. To design a good multimedia courseware
In addition to the preparation and collection of various materials, we also need to design a comfortable and convenient operating environment for the user, which is the interface design. The interface s
Bkjia.com Comprehensive Report]PowerSmart has launched a multimedia real-time collection device P20 for multimedia live broadcast and recording requirements such as conferences, teaching, and on-site presentations. P20 is a collection, recording, and publishing device with the following features:
· Supports real-time recording, storage, and publishing of multimedia
information flow of the outside network smoothly through the firewall, and the network device successfully communicate.
Why firewall traversal?
The above basically has spoken of the meaning of firewall traversal, now from the perspective of multimedia communication why firewall traversal. usually nat/firewall devices only for IP and udp/ The address and port number of the TCP header is converted to (so-called network layer) ,
In Android, graphic interfaces and multimedia operations are easy to implement. In addition, most mobile phone users modify the system based on these features. We can use the source code of the Android multimedia framework introduced in this article to analyze the basic knowledge in this aspect.
The Android multimedia framework code is in the following directory:
Use marquee tags to set text to the effect of dynamic scrolling, syntax: 1 DOCTYPE HTML>2 HTML>3 Head>4 MetaCharSet= "Utf-8">5 title>Multimedia pagestitle>6 Head>7 Body>8 Marqueedirection= "Left"Behavior= "Slide">9 A great event for the ancient peopleTen Marquee> One Marqueedirection= "Right"Behavior= "Scroll">FontColor= "#FF3366"size= "+2"> AInflexible has the Super worldFont> - Marquee> - MarqueeBehavior= "alternate">FontColor= "#0099CC"size= "+3">
Android is easy to implement for graphical interface and multimedia related operations. And for most mobile phone users, they are mainly based on these aspects of the function to modify the system. We can through the introduction of the Android Multimedia framework of the source code interpretation, to specifically analyze the basic knowledge of this.
The code for the Android
Reply pictures, audio, video messages are needed media_id, this is the need to upload multimedia files to the micro-trust server.
Upload multimedia files to the micro-trust server, as well as download files from the micro-mail server, you can refer to: http://mp.weixin.qq.com/wiki/index.php?title= uploading and downloading multimedia files
The method of uploadi
How to use VC high-precision Multimedia timer
Author: cnfgg Date: 2009-08-19In VC programming, with SetTimer can define a timer, to the time, the response to OnTimer message, but this timer accuracy is too low. If you need a higher precision timer (accurate to 1ms), you can use the following high-precision multimedia timer for code optimization, can achieve millisecond accuracy, and easy to use. First, inc
The reply picture, the audio, the video message all need media_id, this is needs to upload the multimedia file to the server only.
To upload multimedia files to the server and download files from the server, you can refer to: http://mp.weixin.qq.com/wiki/index.php?title= upload and download multimedia files
The way to upload and download
What is phonon? Qt provides a set of multimedia frameworks starting from version 4.4 and supports multimedia playback. Currently, the implementation of the multimedia playback GUI in QT 4.6 mainly depends on the phonon framework. In fact, there is a multimedia module in QT. The help document describes the implementatio
Supported by Firefox, Safari, chrome, opera, and ie9. In addition, to be able to play a video, at least two video formats are required: H.264 (Safari/chrome) and Ogg (Firefox/opera ).
This article describes 6 online multimedia players using HTML5 technology.
1. Open Standard media (OSM) player
OSM player is an HTML5 multimedia player developed based on jquery and open source. If the browser
Multimedia is a method that combines multiple media sets with computer technology to establish logical connections and process them. Multimedia mainly includes text, graphics, images, sounds, videos and animations, and is combined with advanced computer, communication, and broadcast and television technologies, form an integrated environment and interactive system that can organize, store, operate and contr
Absrtact: The third generation mobile communication faces an important challenge is to seamlessly integrate the fixed and mobile network multimedia services. For mobile users, the network supports the business of image, multimedia, data and different service levels of voice services. In order to meet the above business requirements, 3G system must have a rich performance. While homogeneous networks using AT
PowerBuilder, as an excellent front-end database R D tool, is favored by many database developers. Currently, more and more databases are involved in multimedia applications, while PowerBuilder does not provide multimedia controls like VB and Delphi, it does not mean that multimedia cannot be developed using PowerBuilder. The following describes three methods fo
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OpenMAX IL as audio, video, and image codec for multimedia codecs Interact and support components (for example, resources and skins) in a unified behavior. These codecs may be a mixture of hardware and software, and the user is transparent to the underlying interface applied to embedded, mobile devices. It provides an application and a media framework that is transparent. The S codec vendor must write a private or closed interface
Delphi is the United States Borland company launched a very good software development platform. With its powerful development function, it is the most outmanoeuvred in many development environments, especially in the development of multimedia software. On the Delphi Component Board System page, there is a component called MediaPlayer, which is the core of multimedia software production, the following will b
PB (PowerBuilder) as a good database front-end development tool, well received by the vast number of database developers, now the database involves more and more multimedia applications, and PowerBuilder did not like VB, Delphi, such as the provision of multimedia development control, But it is not that the use of PowerBuilder can not develop multimedia. Here are
When a public account replies to images, audios, and videos, it uses media_id to call related files. Many friends have asked how to develop and implement this function. This article describes how to upload and download multimedia files during public platform development. When a public account replies to images, audios, and videos, it uses media_id to call related files. Many friends have asked how to develop and implement this function. This article d
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