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Blog post
July 2, 2026

What Happens in Post-Production? Editing, Colour Grading and Sound Explained

A walkthrough of what actually happens after the camera stops rolling — editing, colour grading, sound design and delivery.

Video editor colour grading footage at Oliver Studio's post-production suite

Quick answer

Post-production covers everything that happens after filming: selecting and editing the best footage, colour grading for a consistent look, sound design and mixing, adding graphics or titles if needed, and exporting the final files in the formats a client needs. For most corporate videos, this takes anywhere from a few days to a few weeks depending on complexity.

The post-production process

Ingest and selects

Footage is backed up and reviewed, with the best takes and shots selected before editing begins.

Editing

The rough cut is assembled around the brief or script, establishing pacing and structure. This is usually where the first round of client feedback happens, before finer detail work starts.

Colour grading

Colour grading brings a consistent, intentional look across all the footage — correcting for different lighting conditions between shots and applying a grade that matches the brand's tone, whether that's clean and corporate or warm and cinematic.

Sound design and mixing

This includes cleaning up dialogue, balancing music and sound effects, and making sure levels are consistent so the video sounds professional on everything from a laptop speaker to a conference room screen.

Graphics and titles

Lower thirds, titles, logo animations or data visualisations are added where needed, styled to match brand guidelines.

Final delivery

Finished videos are exported in the formats needed — horizontal for YouTube or a website, vertical for social, and sometimes square for other platforms — along with any raw or archival files agreed on in the brief.

Why post-production takes real time

A single well-edited minute of video can represent several hours of work once selects, editing, grading, sound and revisions are factored in. Rushing post-production is usually where quality gets lost — it's worth budgeting realistic time for it rather than treating it as an afterthought.