How to display a date filter consisting of custom date selector and buttons

I am building an iOS application which contains a list of videos, these videos can be filtered by date. I am looking for a better way to display these filters on Mobile, with such a limited screen space.

The User can select a custom start date and a custom end date via dropdown menus. Alternatively they can click a button for quick selection, 30 days ago, 1 year ago and three others.

Here's how my app looks now: