How to tweet capture video and Image on twitter using fabric

[pixielitdev]

i am using fabric and integrate with twitter
login successfully
tweet successfully with text and capture image
but capture video not tweet

   Uri myImageUri = Uri.fromFile(mediaFile);
                    try {
                        TweetComposer.Builder builder = new TweetComposer.Builder(PostActivity.this)
                                .text(status)
                                .image(myImageUri);
                        builder.show();

                    } catch (TwitterException e) {
                        Log.d("Failed to post!", e.getMessage());
                    }

so please help meany one

[niall]