VideoMatte240K Portrait Cutout Dataset

VideoMatte240K contains 484 high-resolution green screen videos, and uses the chroma-key software Adobe After Effects to generate 240,709 alpha mattes and foregrounds video frames. Among them, the resolution of 384 videos is 4K, and the resolution of 100 videos is HD. The dataset divides the videos into training and validation sets according to the ratio of 479:5.