Real petals individually captured with camera at 1080p/120 fps and then looped and 3D composed to slowly form rose petals heart following three heart beats and petals explosion. Resulted animation is a composition of 500 petals into 4K 3840×2160 in Quicktime PNG with Alpha chanel format to allow overlay of your video. Easy transition to your video since last two frames are: petal full frame and then empty frame.
Neutral red color of animation is easy color correctable as example shown in preview at second 7 with brightness/contrast adjustment as well as you can change color with hue altering or toner effect if needed. Music (http://audiojungle.net/item/love-is-the-reason/1007535) and footage after the animation (http://videohive.net/item/dancing-on-a-wedding/11965628) are not included.