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The android build system keeps a clean seperation of source and output. All intermediates and final output are placed in the directory named...

Widget is a convienent feature in android that gives users quick access to frequently used application functions. A example is the power co...

While using ndk-build command in ndk r7 to build a project on 32-bit ubuntu, I got this error: Android NDK: Host 'awk' tool is outd...

There are thousands of modules within android system. They form a very complicated dependency graph. When we want to learn about a particula...

In this post , I tried to play small audio data chunks with AudioTrack to show the feasibility of streaming audio. It's not straightforw...

Continue the post view call stack of crashed application on android . The agdb tool is able to convert PC register to source file informat...

I got the error below while building android source code: packages/apps/Calculator/src/com/android/calculator2/CalculatorDisplay.java:19: c...

Update: no need to use this trick anymore, since google has changed the default protocol to https. repo is a good tool for android so...

On android, when a process crashes in native code, the call stack of the process will be saved to a log file in /data/tombstomes/, and writt...

agdb is a utility aims to ease the task of debugging android native application. Its working mechanism is similar to ndk-gdb . But it's...

Port exosip to android platform isn't a difficult task because exosip doesn't rely on any special system calls that aren't avail...

When we make use of jni on android, it's a error-prone task to manually write the native function name for a given java native function...

Android 2.3 gingerbread was officially released. A big improvement is this version is in media framework, as stated in platform highlights :...

In " implement drag and drop on android ", I wrote the rules how touch event can be passed to the touched view's parent, and h...

The Canvas.drawBitmapMesh method on android is a like a mystery to me while I looked at the BitmapMesh sample. Though I tried to get some ...

It's widely known that it's illegal to update UI components directly from threads other than main thread in android. This android do...

Nowadays, drag and drop is a frequently seen feature on touch screen devices. Tthis post introduces the basic idea of how to implement drag ...

ffmpeg is a powerful media library. It provides ffserver tool that can be used to setup a streaming server. Here is how to compile ffmpeg...

Streaming media refers to the capability of playing media data while the data is being transferred from server. The user doesn't need t...

In the previous post, native programming on android , I showed how to use code sourcery toolchain to do native programming on android. But ...