android audio amplifier

We plan to use the interfaces used in the test code as the points, and take the call relationship between interfaces as the lines to gradually crack the Audio veil in Android. **************************************** * Source Code ************************************** ***********Public void testPlaybackHeadPositionAfterInit () throws Exception {// Constants for testFinal String TEST_NAME = "testPlaybackHea

public void surfacechanged (surfaceholder surfaceholder, int format, int w, int h) { br>} @Override public void surfacedestroyed (Surfaceholder surfaceholder) { Camera.release (); } Here's how to preview your data using Textureview:Textureview Textureview; Camera camera; @Overrideprotected voidonCreate (Bundle savedinstancestate) {Super. OnCreate (savedinstancestate); Setcontentview (r.layout.activity_main);Textureview=(Textureview) Findviewbyid (R.id.texture_view); Textureview.setsurfac

This article takes the example form to display in detail the Android recording realization method, shares for everybody to use for the reference. The specific methods are as follows: The first is the XML layout file: The effect is as shown in the following illustration: Mainactivity to define the button's click Listener, press the button to start recording, release the button to stop recording, similar to the micro-letter operation m

============ Problem Description ============ public boolean playmusic (int listposition) {//playbtn.setbackgroundresource (r.drawable.play_selector); Mp3info mp3info = Mp3infos.get (listposition);//musictitle.settext (Mp3info.gettitle ());/*intent Intent = new Intent ( This.getactivity (), Playerservice.class), Intent.setaction ("Com.wyj.media.MUSIC_SERVICE"); Intent.putextra ("Listposition ", listposition); Intent.putextra (" url ", Mp3info.geturl ()); Intent.putextra (" MSG ", AppConstant.Pla

This article mainly introduces the last encounter of some machines do not see the video problem, the article from the blog Park Rtc.blacker, reproduced please indicate the source.Before doing the video chat app has been running well, a few days ago customer feedback said in Samsung 9100. You can't see your own image on the Android4.0.3.After a search to find the WEBRTC is the bottom of the bug, has been repaired and feedback to the community, the following main analysis of the cause of the bug a

I believe many people use mediaplayer to play Network Audio. The buffer between prepare and prepareasync is too slow. How can this problem be solved? Now we will provide a solution for hands-on testing and using it in actual projects.In this solution, the Framework vitamio (http://vitamio.org/) is used, the download page has a more detailed download project and introduction. Mainly Demo: https://github.com/yixia/VitamioDemo and dependency Library: htt

Recently finally updated the PC version of the WEBRTC, summarized under what adjustments, the article from the blog Garden Rtc.blacker, support the original, reproduced please explain the source.Figure 1: Solution Engineering Structure Comparison:Description1, the biggest adjustment is to remove the Videoengine module, the relevant effects are as follows:1.1, Webrtcdemo inside removed video calls, voice calls still exist, but the removal is a matter of sooner or later, the following demo will be

, data. length );AssumeTrue (TEST_NAME, track. getState () = AudioTrack. STATE_INITIALIZED );Track. play ();AssertTrue (TEST_NAME, track. setPlaybackRate (2 * outputSR) = AudioTrack. SUCCESS );// -------- Tear down --------------Track. release ();}**************************************** **************************************** **************Source code path:Frameworks \ base \ media \ tests \ mediaframeworktest \ src \ com \ android \ mediaframeworkt

QuickTime plugin, but we want a pure browser video stream.Another notable option is Flash Player, which can receive rtmp streams obtained through Wowza conversion rtsp/rtp/h.264. But Flash Player is also a browser plugin, although it is more popular than VLC and QuickTime.In our scenario, we test the same RTSP/RTP stream, but use the WEBRTC compatible browser as the player to play the video without any additional plugins. We set up a conversion server that gets the video stream from the webcam,