One of the headline features of the dual camera system in recent iPhones is Portrait Mode, an effect that simulates a DSLR-style shallow depth of field by intelligently blurring the background of your photos. Apple took the feature a step further with the iPhone X, adding Portrait Mode selfies and introducing simulated Portrait Lighting.

While these features are currently limited to still photos, future iPhones could someday use the same technology to bring the depth effect to videos, a stunning look currently only possible with high-end video gear or a considerable amount of work in post-production. This feature could be a game changer for videographers, editors, and consumers alike, who have already embraced the iPhone as a serious filmmaking tool. With some effort, the effect is actually possible with today’s iPhones. Here’s how it can be done.

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