The third stage of video or film development is referred to as post-production, with the first stage being pre-production, where the video is planned, and the second stage being production, where the video is filmed. Post-production generally includes everything that occurs after shooting has been completed.
Types of Post-Production :
Editing
Editing is the act of selecting clips from your shoot and putting them in a specific order to tell the desired story. Editing includes both picture,sound manipulation,any lower thirds , credits, foley sound, sound effects, and soundtrack.
Visual effects
Visual effects are visuals done in post-production. The term can refer to any image that could not be filmed during production for whatever reason. CGI is a type of visual effect where characters, models, or designs are created using a computer.
Animation
Animation is another post-production service an agency may offer. By definition, animation is the process of making the illusion of motion by using rapid succession of sequential images that differ from each otheronly minimally.