43 votes
Accepted

ffmpeg Color Correction: Gamma, Brightness and Saturation

These settings helped me to lighten up a dark video using the filter eq, with some added saturation. Syntax: filtername=option1=value1:option2=value2:option3=value3... These can be in any order. ...
  • 1,463
19 votes
Accepted

Similar to "levels adjustment" brightness improvement with ffmpeg

You could possibly use the curves filter. It has a lighter preset: ffmpeg -i input -vf curves=preset=lighter -c:a copy output The red, green, and blue components can be adjusted separately. The ...
  • 9,339
14 votes

ffmpeg Color Correction: Gamma, Brightness and Saturation

Gamma correction is likely to be a better choice than brightness, to stretch the histogram to the right rather than push it over: # tinker with numbers ffplay -vf eq=gamma=1.5:saturation=1.3 original....
9 votes
Accepted

What is the ffmpeg filter equivalent of "Automatic levels" for colors?

Here's the details on what the presets do: [PRESET_COLOR_NEGATIVE] = { "0/1 0.129/1 0.466/0.498 0.725/0 1/0", "0/1 0.109/1 0.301/0.498 0.517/0 1/0", "0/1 0.098/1 0.235/0.498 0.423/0 1/0", ...
  • 30.6k
9 votes

ffmpeg Color Correction: Gamma, Brightness and Saturation

I'd also try curves: ffmpeg -i input.vid -vf "curves=all='0/0 0.5/1 1/1'" -codec:a copy -codec:v libx264 -y output.vid The 0.5/1 maps mid-range brightness (0.5) to full bright (1)
  • 191
9 votes
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Leaving white balance for post-processing. Is it a bad idea?

Don't do white balance in post, you will regret it. The problem is that the footage your camera records is compressed. That means the sensor information is not stored in RAW, but encoded using lossy ...
  • 5,392
5 votes

Should you shoot flat when shooting with a DSLR?

There are two schools of thought on this topic but nothing I know has suggested that shooting with a flat profile is a bad thing. Here is what I understand: 1) When shooting with Canon DSLRs, it's ...
5 votes

How to color grade gold

Two thoughts: Go to images.google.com and search for "gold". Find something you think is gold-colored, check its RGB values, and then use that as a target for your gold. Many editing programs have ...
5 votes
Accepted

Is there a "starting place" in terms of colour correction before adding a stylistic LUT

Applications such as FCPX and Adobe Creative Cloud actually ship with a wide variety of stylized LUTs, so if you use either of those you can play around with them. Most LUTs will specify what they ...
5 votes
Accepted

How to combine ffmpeg vf commands for resizing and color correction?

Filter complex isn't needed. When a series of filters are to be applied to a single input in sequence, they are to be separated with a comma and passed along as a single filterchain (-vf, -af). You ...
  • 30.6k
4 votes

How to achieve "Acid Burn" saturation?

I have not seen any movie that used any onset technqiuqes for this look. Of course you want the lighting to give away a certain mood to begin with but there are no special filters needed. For the ...
  • 7,169
4 votes

free tool to do basic color correction?

The cheapest tool is to use a desk lamp and light the scene better to begin with and use the white balance setting in the webcam software itself. It's a lot harder after the fact (if sufficient ...
  • 19.2k
4 votes
Accepted

Color calibration with a color chart

I'm not aware of any that work directly in Premiere, however I can use my Spyder Checkr24 to either adjust my videos in Adobe Lightroom or DaVinci Resolve. For Lightroom, I use the software that came ...
  • 19.2k
4 votes

What are Grey Balls used for?

Yes, they are used for adding visual effects in post. The mirrored ball is for creating an environment map or reflection map. These maps provide the same lighting from the real scene to the virtual ...
  • 2,146
4 votes
Accepted

ffmpeg vf scale shifts colors to washed out

The video's color transfer characteristics (trc) and color primaries flags are not being set on the output video, which is causing the video player to use incorrect values for playback, resulting in ...
  • 181
3 votes

How to fix color "waves" in SpeedGrade?

That's the moiré pattern, which is caused when the camera debayers an image with fine details: Wikipedia about the Bayer Filter (see the Artifacts section) Many cameras have this problem, some more, ...
  • 797
3 votes
Accepted

free tool to do basic color correction?

Blender's compositor will do exactly what you want, just enter the compositor (on the right of the help button on the menu, change default to compositor) check nodes and backdrop, add your video as ...
  • 297
3 votes
Accepted

Acceptable to adjust colour levels dynamically

What you're describing is color grading / color correction and yes, it's perfectly acceptable, almost mandatory for a good presentation. Usually it's done scene by scene, but it's not at all unusual ...
  • 4,664
3 votes

D5200 Color levels change through video

For me it looks like you use Auto whitebalance. Try to set the whitebalance to one particular value depend of the light you shoot.
3 votes
Accepted

D5200 Color levels change through video

Don't use auto white balance and use manual exposure. Auto white balance will guess at what is white and may shift while you are running video on some cameras (which makes sense since often people ...
  • 19.2k
3 votes

Upon export in Premiere Pro, colors lose saturation when previewing in QuickTime

I was seeing the same thing. Exported video when played in QT was washed out compared to what my preview was in Premiere. When I looked at the same rendered file in VLC it matched. so evidently the ...
3 votes

Do video formats support colour profiles?

h.264 supports various color info in the bitstream. From x264 --fullhelp: --range <string> Specify color range ["auto"] - auto, tv, pc. --colorprim <string> ...
  • 2,650
3 votes

Color grading basics

I would look at some of the tutorials on YouTube. There are plenty of them. If you want to get into grading; you can jump right in as long as you are shooting RAW; or at the very least; 4:2:2. If ...
  • 2,447
3 votes
Accepted

Correct gamma for SMPTE ST-2084 EOTF

The short answer is: You don't pick a color space for your RAW material based on what kind of monitor you're using. A color pipeline is a very complicated series of mathematical conversions, which is ...
  • 4,246
3 votes
Accepted

Color correct to compensate for low blue

I am not very certain that I understand your question, but if you want to shift the color-grade of your image away from the orange, you can use the temperature to shift it towards blue, effectively ...
3 votes
Accepted

Change color to look as how a color blind person sees

With these values, I get the results shown below. Note that your color management settings in Resolve will affect your result, and so will the input color space of your source. To avoid ...
  • 4,246
2 votes

How do I correctly use an ACES workflow with CinemaDNG footage in Davinci Resolve?

Currently there isn't a means to create an IDT for cinemaDNG footage in resolve. cinemaDNG is a container and contains camera RAW data so it's precisely the kind of footage one would want to ...
  • 131
2 votes
Accepted

How do I correctly use an ACES workflow with CinemaDNG footage in Davinci Resolve?

You should use BMD Film (Black Magic Design) This is the colorspace used by the Black Magic Cameras.
  • 450
2 votes

How to achieve "Acid Burn" saturation?

To add onto what Professor Sparkles said and to give more of a specific answer to your question, I believe this is done entirely in post (but I could be wrong because I have no experience on set). If ...
2 votes

How to colorise black and white movies?

Convert movie to pictures (1 second = 24 pictures ; so 1 hour = 86,400 pictures ; average 90 min. movie = 129,600 pictures). Colorize every individual picture using the DeepLearning API which gives ...

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