public class App extends Application {

    @Override
    public void onCreate() {
        super.onCreate();

        Phoenix.config()
                .imageLoader(new ImageLoader() {
                    @Override
                    public void loadImage(Context mContext, ImageView imageView
                                                , String imagePath, int type) {
                        Glide.with(mContext)
                                .load(imagePath)
                                .into(imageView);
                    }
                });
    }
}

Phoenix.with()
        .theme(PhoenixOption.THEME_DEFAULT)// 主题
        .fileType(MimeType.ofAll())//显示的文件类型图片、视频、图片和视频
        .maxPickNumber(10)// 最大选择数量
        .minPickNumber(0)// 最小选择数量
        .spanCount(4)// 每行显示个数
        .enablePreview(true)// 是否开启预览
        .enableCamera(true)// 是否开启拍照
        .enableAnimation(true)// 选择界面图片点击效果
        .enableCompress(true)// 是否开启压缩
        .compressPictureFilterSize(1024)//多少kb以下的图片不压缩
        .compressVideoFilterSize(2018)//多少kb以下的视频不压缩
        .thumbnailHeight(160)// 选择界面图片高度
        .thumbnailWidth(160)// 选择界面图片宽度
        .enableClickSound(false)// 是否开启点击声音
        .pickedMediaList(mMediaAdapter.getData())// 已选图片数据
        .videoFilterTime(0)//显示多少秒以内的视频
        .mediaFilterSize(10000)//显示多少kb以下的图片/视频，默认为0，表示不限制
         //如果是在Activity里使用就传Activity，如果是在Fragment里使用就传Fragment
        .start(MainActivity.this, PhoenixOption.TYPE_PICK_MEDIA, REQUEST_CODE);

@Override
protected void onActivityResult(int requestCode, int resultCode, Intent data) {
    super.onActivityResult(requestCode, resultCode, data);
    if (requestCode == REQUEST_CODE && resultCode == RESULT_OK) {
        //返回的数据
        List<MediaEntity> result = Phoenix.result(data);
        mMediaAdapter.setData(result);
    }
}

File file = new File(localPath);
try {
    File compressFIle = PictureCompressor.with(mContext)
            .savePath(mContext.getCacheDir().getAbsolutePath())
            .load(file)
            .get();
    if (compressFIle != null) {
        String compressPath = compressFIle.getAbsolutePath();
    }
} catch (IOException e) {
    e.printStackTrace();
}

File file = new File(localPath);
PictureCompressor.with(mContext)
        .load(file)
        .setCompressListener(new OnCompressListener() {
            @Override
            public void onStart() {
            }

            @Override
            public void onSuccess(File file) {
                String compressPath = file.getAbsolutePath();
            }

            @Override
            public void onError(Throwable e) {
            }
        }).launch();

final File compressFile;
try {
    File compressCachePath = new File(mContext.getCacheDir(), "outputs");
    compressCachePath.mkdir();
    compressFile = File.createTempFile("compress", ".mp4", compressCachePath);
} catch (IOException e) {
    Toast.makeText(mContext, "Failed to create temporary file.", Toast.LENGTH_LONG).show();
    return null;
}

try {
   String compressPath =  VideoCompressor.with().syncTranscodeVideo(mediaEntity.getLocalPath(), compressFile.getAbsolutePath(),
            MediaFormatStrategyPresets.createAndroid480pFormatStrategy());
} catch (IOException e) {
    e.printStackTrace();
}

final File compressFile;
try {
    File compressCachePath = new File(Environment.getExternalStoragePublicDirectory(Environment.DIRECTORY_DCIM), "phoenix");
    compressCachePath.mkdir();
    compressFile = File.createTempFile("compress", ".mp4", compressCachePath);
} catch (IOException e) {
    Toast.makeText(mContext, "Failed to create temporary file.", Toast.LENGTH_LONG).show();
    return;
}
VideoCompressor.Listener listener = new VideoCompressor.Listener() {
    @Override
    public void onTranscodeProgress(double progress) {
    }

    @Override
    public void onTranscodeCompleted() {
        String compressPath = compressFile.getAbsolutePath();
    }

    @Override
    public void onTranscodeCanceled() {

    }

    @Override
    public void onTranscodeFailed(Exception exception) {
        
    }
};
try {
    VideoCompressor.with().asyncTranscodeVideo(mediaEntity.getLocalPath(), compressFile.getAbsolutePath(),
            MediaFormatStrategyPresets.createAndroid480pFormatStrategy(), listener);
} catch (IOException e) {
    e.printStackTrace();
}