intent是几大组件之间进行通信的组件.可以包含以下几个部分: component:指明了处理该intent的对象. Action类似于一个函数名,规定了其他部分的对应用法: The action largely determines how the rest of the intent is structured — particularly the data and extras fields — much as a method name determines a set of argu…
/*查阅api ---context1.abstract AssetManager getAssets() Returns an AssetManager instance for the application's package. 得到assets目录下的资源 2.abstract File getCacheDir() Returns the absolute path to the application specific cache directory on the fi…
*由于工作需要,需要利用MediaCodec实现Playback及Transcode等功能,故在学习过程中翻译了Google官方的MediaCodec API文档,由于作者水平限制,文中难免有错误和不恰当之处,望批评指正. *转载请注明出处:http://www.cnblogs.com/roger-yu/ MediaCodec public final class MediaCodec extends Object Java.lang.Object → android.media.MediaCo…