取得系统支持的所有音频格式

try {//Method method = Class.forName("android.media.DecoderCapabilities").getDeclaredMethod("getAudioDecoders", new Class[0]);//List<?> list = (List<?>) method.invoke(null, null);//for(Object obj: list){//KuwoLog.v(TAG, obj + "");//}        Field f = Class.forName("android.media.MediaFile").getDeclaredField("sFileTypeMap");f.setAccessible(true);Object obj = f.get(null);HashMap<String, Object> typeMap = (HashMap<String, Object>) obj;Iterator<String> keyIterator = typeMap.keySet().iterator();while(keyIterator.hasNext()){KuwoLog.v(TAG, keyIterator.next());}} catch (ClassNotFoundException e) {e.printStackTrace();} catch (SecurityException e) {e.printStackTrace();} //catch (NoSuchMethodException e) {//e.printStackTrace();//} catch (IllegalArgumentException e) {e.printStackTrace();} catch (IllegalAccessException e) {e.printStackTrace();} //catch (InvocationTargetException e) {//e.printStackTrace();//}catch (NoSuchFieldException e) {e.printStackTrace();}