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Cameras & Video/ Camera Setup/ Camera Colour and Video Rendering Settings

Camera Colour and Video Rendering Settings

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Improved in version 26.1. It works in earlier versions too.

This article covers what the software corrects in a camera picture on its own, the settings that control it, and what to check first if colours look wrong.

Most of it runs on its own. Since version 26.1, colours are closer to the real thing, and brightness closer to what your eye saw in the room.

For adjusting brightness, contrast and sharpness on a camera by hand, see Improving camera image quality .

If colours look wrong, check this first

The colour work runs on your graphics card. With DirectX acceleration switched off, the software falls back to a simpler path that skips the colour correction. You still get a picture and it still records, but a plainer one.

Enable DirectX accelerated rendering and Enable DirectX accelerated encoding are in Settings, under Video & Capture, in the Video Rendering group. Both are on by default and both should stay on. They are not performance-only settings, whatever the names suggest.

Turn one off only if support asks you to while diagnosing a graphics problem, and expect colours to change when you do.

The software can also fall back on its own if your graphics hardware or driver cannot run the processing. If the settings are on and colours still look plainer than you expected, tell us which graphics card and driver you have.

What the software handles on its own

For supported camera models, colour is corrected automatically, so skin looks like skin and a red shirt is the red it was in the room. Noise reduction and sharpening run automatically, and bright areas keep their detail instead of washing out to white.

You do not have to set any of this up. White Balance, Color Correction Matrix, Tone Mapping and Noise Reduction each have their own controls, in a camera’s Advanced settings, on the Filters tab.

Adjust white balance if colours pick up a cast under a particular light. Adjust the colour correction matrix if colours still look wrong after checking DirectX rendering above. Adjust tone mapping if bright or dark areas still lose detail. Adjust noise reduction if the picture looks grainier than you want.

Colour correction on older recordings

Older recordings were made before the colour calibration existed. Opening one can apply a correction so it looks closer to what you would get today.

Not every old file gets it. It depends on what was stored with the recording, and on the camera that made it. This is not a clean cut-off by version, so two recordings from the same year can differ.

The setting is in Settings, under Video & Capture, in the Video Rendering group.

The Video Rendering group with DirectX accelerated rendering, DirectX accelerated encoding, and Apply color correction to old videos, all ticked

Apply color correction to old videos is on by default. Leave it on unless you are comparing an old recording against how it looked at the time.

Turning it off changes only how older recordings are displayed. It does not alter the stored file, and it has no effect on recordings made since the calibration arrived.

Choosing an encoder

Processing decides what the picture looks like. The encoder decides how it is stored, and that is a separate choice on the same settings page.

The Video Encoding group listing three options: GPU NVIDIA NVENC H264, GPU Intel QuickSync H264 greyed out, and CPU MPEG-4 Part 2 selected

The list shows what your machine can do. An option greyed out, as Intel QuickSync is here, is not available on this machine as it is set up. That can mean the hardware is absent, but it can also mean a graphics driver that will not support it. Hover the option to see which.

The two GPU options hand the work to the graphics card. The CPU option does the work on the processor instead.

The choice affects how long a capture takes as well as what the file looks like. If you are unsure, Which one should I choose? runs a benchmark on your machine and recommends one. That is a better answer than any general advice, because it measures your hardware rather than guessing at it.

Changing the encoder does not alter recordings you already made.

When a colour difference is a fault

Report it if:

  • A recorded take is wildly wrong, not slightly different: green skin, a magenta cast, or an inverted-looking picture.
  • The live view is correct and the recording is not, on every take rather than one.
  • The picture changed after an update and nothing else about your setup did.

Say which camera model you use, whether the live view or the recording is wrong, and what version you are on. A screenshot of both side by side is the most useful thing you can send.

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