Uploading image to Google Drive from Android

Below code will help to upload image directly to your google drive

private void saveFileToDrive() {

    final Bitmap image = mBitmapToSave;
    Drive.DriveApi.newDriveContents(getGoogleApiClient())
            .setResultCallback(new ResultCallback<DriveApi.DriveContentsResult>() {

                @Override
                public void onResult(DriveApi.DriveContentsResult result) {

                    if (!result.getStatus().isSuccess()) {
                        Log.i("ERROR", "Failed to create new contents.");
                        return;
                    }

                    final DriveContents driveContents = result.getDriveContents();

                    new Thread() {
                        @Override
                        public void run() {
                            // write content to DriveContents
                            OutputStream outputStream = driveContents.getOutputStream();
                            // Write the bitmap data from it.
                            ByteArrayOutputStream bitmapStream = new ByteArrayOutputStream();
                            image.compress(Bitmap.CompressFormat.PNG, 100, bitmapStream);
                            try {
                                outputStream.write(bitmapStream.toByteArray());
                            } catch (IOException e1) {
                                Log.i("ERROR", "Unable to write file contents.");
                            }
                            // Create the initial metadata - MIME type and title.
                            // Note that the user will be able to change the title later.
                            MetadataChangeSet metadataChangeSet = new MetadataChangeSet.Builder()
                                    .setMimeType("image/jpeg").setTitle("Android Photo.png").build();
                            // Create an intent for the file chooser, and start it.
                            IntentSender intentSender = Drive.DriveApi
                                    .newCreateFileActivityBuilder()
                                    .setInitialMetadata(metadataChangeSet)
                                    .setInitialDriveContents(driveContents)
                                    .build(getGoogleApiClient());
                            try {
                                startIntentSenderForResult(
                                        intentSender, REQUEST_CODE_CREATOR, null, 0, 0, 0);
                            } catch (IntentSender.SendIntentException e) {
                                Log.i("ERROR", "Failed to launch file chooser.");
                            }
                        }
                    }.start();


                }
            });
}