Is coffee threatening Indian tea culture?

India is one of the largest tea producers in the world and a huge tea-drinking nation, but is now witnessing an explosion in coffee culture.

Starbucks is the latest chain to enter the Indian market, following in the footsteps of brands such as Costa.

The BBC's Shilpa Kannan and Rajini Vaidynathan have been finding out what this might mean for the humble tea seller.