Learning to develop Android for a year, think about this year's efforts, and indeed harvest a lot. Also found a better job. Today you are ready to share a project that was previously practiced in the beginner stage. Through this project I really found the development of the feeling of Android software, and gradually entered the formal development of Android. This
These two days need to do audio and video playback related things, so the current Android to find the decoder library. Android's own decoder library is not fully supported, so many Third-party players are ffmpeg, most of them are used as decoding libraries. I also got a video player in 11 years, and it was based on FFmpeg. At that time on the internet about the Android
The player functions are as follows:
1. Pause and play2. Implement dragging, fast forward, and fast return3. Synchronization of lyrics4. Next song, last song.5. album Image Display6. Background playback. The notification bar is displayed.7. Call, pause, stop, and start playing.The interface is as follows:
During playback, an icon is displayed in the notification bar. Pause, icon disappears
When playing in the background, it will be displayed in the n
??Android video player The left edge of the screen with your finger swipe up and down brightness adjust dimming principle implementation (2): Subsequent improvementsAppendix 1 Although it is possible to adjust the brightness of the left half of the screen with the swipe/slide of the finger, there is an imperfect place: when the finger is left and right in the left side of the screen, the same is true for th
This article will guide you to do a music player, in the process of doing this Android development example, can help you to further understand and master the learned ListView and other components. In order to have a better learning effect, many of the features we manually implement, such as the music play fast forward and rewind.
First of all, appreciate the interface effect after this example is completed
Starting from this article, the implementation of a music player is described in detail, as well as the ability to get the latest recommended songs and download songs from the network parsing data.Features are described below:1. Get the local song list and play the song function.2, using hardware acceleration sensor, shake the phone to achieve the function of switching songs3. Use Jsoup to parse webpage data, get the song list from the network, and re
mediaplayer (); button = (button) V; try {Switch (v. GETID () {// playback case R. id. btnplay: If (! Mediaplayer. isplaying () {play ();} break; // pause case R. id. btnpause: // if the video is being played, press the button to pause. and the text on the button is displayed as "Pause continue); // set the button text} else {// if it is paused, press the button to continue playing // play ();} break; // stop case R. id. btnstop: If (mediaplayer. isplaying () {mediaplayer. stop ();} break; // r
To play an audio file, you can use the built-in Music function to play the audio file) "function of the application-that is, use the built-in or installed music player to play the specified audio file.
This example is relatively simple. The source code is provided below:
Layout file activity_main:
Code File MainActivity:
Package com. mutimediademo3audio; import java. io. file; import android
In the previous chapter, Android Local Video Player Development-SDL compilation was used to compile the SDL support library. At that time, we used 2.0, but some apis were changed, therefore, we use the sdl1.3 library among the following users. I will upload the source code and the compiled library to this library, next, we use FFMPEG to decode the video frames in the video file and Use SDL to display them a
Android audio and video went deep into 1949th using ijkplayer as a video player (with source code download) and androiw.player
Project addressHttps://github.com/979451341/MyijkplayerSome time ago, I thought it was difficult to make FFmpeg a video player. Although there was no problem in playing the video, I still needed to drag the progress bar to set the playing
Android error MediaPlayer usage Media Player called in state *
When using Media Player, let's take a look at several issues.
The usage will not be mentioned. It is best to refer to this figure of mediaPlayer when using it.
The first error is Media Player called in state 8.
This is because there is no prepare before
Android error-MediaPlayer usage: Media Player called in state *, androidmediaplayer
When using Media Player, let's take a look at several issues.
The usage will not be mentioned. It is best to refer to this figure of mediaPlayer when using it.
The first error is Media Player called in state 8.
This is because there
We want to develop our own media player on Android. The first thing we want to think of is to use FFMPEG for implementation. FFmpeg is a cross-platform failover function. We can call the APIS provided by FFMPEG to complete the process. In addition, FFMPEG provides a small program ffplay, which itself is a media player, so we plan to use ffplay as the program's ba
Use MediaPlayer to do simple music player, more content please go to Baidu experience view http://jingyan.baidu.com/article/60ccbceb63452364cab197f1.html"http://schemas.android.com/apk/res/android"Xmlns:tools="Http://schemas.android.com/tools"Android:layout_width="match_parent"Android:layout_height="match_parent"android:paddingleft="@dimen/activity_horizontal_margin"Android:paddingright="@dimen/activity_hor
call, also need to note that I write here is LinearLayout Layoutparams, so our custom view of the parent space if linearlayout, of course, you can also modify.
4, the use of the control
We just need to get space to call the Start method and then call Setfullscreen and Setnormalscreen in the Onconfigurationchanged method,
Layout
Activity Code
public class Mainactivity extends Appcompatactivity {
Commonvideoview videoview;
@Override
protected void onCreate (Bundle savedin
PrefaceIn order to ensure the progress of each Monday article, and because the new Vitamio version is not released, it is decided to delay some local playback functions (, video time, size, etc.), skip the section that directly writes the online playback part. From the introduction of Vitamio, we can see that it supports multiple network protocols such as http and m3u8. This chapter will compile an example of playing Youku videos.
StatementWelcome to repost, but please keep the original source o
With two days of free time, research has written a class Win8-style Android music player that implements most of the basic functions. Here's a look at the specific description:Basic implementation Features:Note: Android system version must be above 2.2, to ensure that the phone installed SD card (some icons to QQ music and Baidu Music)Interface composition:Welcom
Self-developed Win8-style Android music player application source code (standalone version), win8android
I spent two days in my spare time studying and writing a Win8-style android music player, which implements most of the basic functions. The specific description is as follows:
Basic functions:Note: The
;}}The above class to encapsulate music media information, some variables to see the name can also see what is, for example, said title,duration This class, is nothing more than song name, time-length and other information, some variable name word, but do not know what to use, In fact, I do not know what information, although printed out, but do not know exactly where to use, anyway, a brain is read out first, after the printout to see what is. Second, a way to read the media Audio:public class
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