在android 中调用其余的功能

在android 中调用其他的功能
//选择图片 requestCode 返回的标识

           Intent innerIntent = new Intent(Intent.ACTION_GET_CONTENT); //"android.intent.action.GET_CONTENT"

            innerIntent.setType(contentType);    //查看类型 String IMAGE_UNSPECIFIED = "image/*"; 详细的类型在 com.google.android.mms.ContentType 中

            Intent wrapperIntent = Intent.createChooser(innerIntent, null);

            ((Activity) context).startActivityForResult(wrapperIntent, requestCode);

          //视频
           Intent innerIntent = new Intent(Intent.ACTION_GET_CONTENT);

            innerIntent.setType(contentType);    //String VIDEO_UNSPECIFIED = "video/*";

            Intent wrapperIntent = Intent.createChooser(innerIntent, null);

            ((Activity) context).startActivityForResult(wrapperIntent, requestCode);
        //添加音频
          Intent innerIntent = new Intent(Intent.ACTION_GET_CONTENT);
            innerIntent.setType(contentType); //String VIDEO_UNSPECIFIED = "video/*";
            Intent wrapperIntent = Intent.createChooser(innerIntent, null);
            ((Activity) context).startActivityForResult(wrapperIntent, requestCode);
       //录音
          Intent intent = new Intent(Intent.ACTION_GET_CONTENT);
            intent.setType(ContentType.AUDIO_AMR); //String AUDIO_AMR         = "audio/amr";
            intent.setClassName("com.android.soundrecorder",
                    "com.android.soundrecorder.SoundRecorder");
            ((Activity) context).startActivityForResult(intent, requestCode);

//幻灯片头大 不做详细


     //拍摄视频
      int durationLimit = getVideoCaptureDurationLimit();   //SystemProperties.getInt("ro.media.enc.lprof.duration", 60);
       Intent intent = new Intent(MediaStore.ACTION_VIDEO_CAPTURE);
       intent.putExtra(MediaStore.EXTRA_VIDEO_QUALITY, 0);
                                intent.putExtra(MediaStore.EXTRA_SIZE_LIMIT, sizeLimit);
                                intent.putExtra(MediaStore.EXTRA_DURATION_LIMIT, durationLimit);
                                startActivityForResult(intent, REQUEST_CODE_TAKE_VIDEO);


       //拍照 REQUEST_CODE_TAKE_PICTURE 为返回的标识
        Intent intent = new Intent(MediaStore.ACTION_IMAGE_CAPTURE);               //"android.media.action.IMAGE_CAPTURE";
        intent.putExtra(MediaStore.EXTRA_OUTPUT, Mms.ScrapSpace.CONTENT_URI);     // output,Uri.parse("content://mms/scrapSpace");
        startActivityForResult(intent, REQUEST_CODE_TAKE_PICTURE);