Questions tagged [color-correction]
The color-correction tag has no usage guidance.
109
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ffmpeg Color Correction: Gamma, Brightness and Saturation
How is ffmpeg used with a video filter circa 2017 to adjust gamma/contrast, brightness and saturation?
Stack Exchange resources that are a few years old point to the filter mp=eq2=, but it seems to ...
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What is the ffmpeg filter equivalent of "Automatic levels" for colors?
Looking at the documentation about filters there seems to be a curve filter to manipulate color with the following presets:
color_negative
cross_process
darker
increase_contrast
lighter
...
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1
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Similar to "levels adjustment" brightness improvement with ffmpeg
I'm composing a video from set of 16bit tiff pictures. The pictures are very dark, and needs to be brightened. Currently I'm applying -vf "mp=eq2=1.0:1.0:0.3:1.0:1.0:1.0:1.0:1.0"
filter to make ...
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Do video formats support colour profiles?
Recently, I was reading a wiki, dedicated to one popular cartoon show and stumbled upon an interesting problem:
From left to right: frames from the US iTunes, Australian iTunes and US iTunes version ...
8
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Post-production workflow: VFX before color correction?
I'm shooting my first internet video tomorrow. It has a spaceship chasing and shooting at a superhero in it. With knowledge accumulated between ~a year ago and now and more focused research over the ...
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Upon export in Premiere Pro, colors lose saturation when previewing in QuickTime
I working on a project that I originally began in Premiere Pro CS6 on Windows, converted to CC, and am not editing in CC on Mac. I was making some minor tweaks to the video and getting ready to export,...
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Color correction workflow
I completed my first short film in December. One of the most time consuming aspects of the project was making the colors look nice. I used Adobe Premiere Pro CS5.5 and the free Magic Bullet plugin. I ...
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What should I be looking for in a low cost color correcting monitor?
I am in the market for a low-cost, color-correcting monitor. Please help me define "low cost." I don't want to skimp out but don't want to buy top dollar either. I know good monitors cost money.
I ...
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How to combine ffmpeg vf commands for resizing and color correction?
I'm currently using the following batch script to run an ffmpeg command:
@echo off
title Convert videos to Mp4 h.264 with FFMPEG.
echo This script will find all video files of a given extension then ...
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Should you shoot flat when shooting with a DSLR?
I've read a bit about how it can be useful to use a "flat" profile for shooting video on a DSLR which produces only compressed video. For example as described in this article. The reasoning is that ...
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How do I temporarily disable Davinci Resolve nodes?
I'm new to Resolve (free version). As a programmer I kind of assumed that unconnected nodes, being unconnected, wouldn't interact with the process in any way. Apparently I was wrong.
What I'm trying ...
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5
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1
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Leaving white balance for post-processing. Is it a bad idea?
I am new to video. I have a HandyCam (CX405). I don't like trusting in the auto-white balance because it is variable and unpredictable, but changing manually between indoor/outdoor or doing re-...
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How to achieve "Acid Burn" saturation?
The TV show 'Utopia' has become renowned for its stylized visuals, including a type of saturation that is frequently described by reviews as "Acid Burned"...
Director Marc Munden, who shot the ...
5
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1
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FCPX => DaVinci Resolve => FCPX color grading round trip
I'm trying to get my (non-graded) video from Final Cut Pro X through DaVinci Resolve 10.1 Lite, and back into FCPX for the last bits (audio, logos etc). The first part wasn't that hard, just export ...
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fix a few videos with bad white balance?
I have a few video that i made with my olympus though and i made the mistake of not setting my white balance to sunny (or auto)
it was set to incandescent while being outdoor scenes.
now I got a few ...
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How can I create a LUT on Linux with free and open source software?
I use Linux for everything media production. I shoot RAW and process images with Darktable.
Now that I've started making videos too (4K ProRes), I need to apply a LUT to them in post. This requires ...
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How can I accurately immitate this Picasa filter with Premiere's color correction filters?
I'm trying to color-correct a video I'm working on. This is an example frame from the footage:
Since I'm a newbie and pretty clueless about good-looking color correction, I've tried playing around ...
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2
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What are Grey Balls used for?
I know that a Grey Card is used for the white balance of the camera, but whate are the Grey Balls used for?
On big Productions, there is usually a guy (what is his job?) that holds up a grey ball and ...
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How do I correctly use an ACES workflow with CinemaDNG footage in Davinci Resolve?
I'm just now discovering ACES with Resolve version 11. I can get Sony S-Log2 footage to look good, but I'm having trouble with CinemaDNG from my 2.5kBMCC. I've seen this tutorial on how to do it, but ...
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Change color to look as how a color blind person sees
I use DaVince Resolve and I want to color modify a video in order to show how a person with protanopia sees (protanopia is a form of color blindness). For that purpose I need to change these colors:
...
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2
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Tips for making multiple video shoots appear Continuous in color?
I'm brand new to video production, but I'm finding that when splicing some clips together in the NLE captured with my GH1 camera, there can often be very jarring jumps in the color, white balance, ...
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Things to do during shoot to prevent loss of quality during extreme colour grading in post?
I am doing a shoot where I will need to increase the saturation quite a bit in post. You can only really push it so far before you get artifacts etc. so I'm just wondering if there is anything I ...
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Using Multicam Editing How to Color Correct an entire angle
Am new to Premier CS6 - working with Multicam editing. Having success but stuck on color correction. I am able to create a multicam clip and do my edits using the Multicam Editing window (very slick ...
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4
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1
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Repairing brightness problems caused by auto lighting optimizer
I've shot a video with my Canon EOS 1100D, but unfortunately forgot to turn the auto lighting optimizer off.
Now the video footage looks really bad because there are random changes of brightness ...
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3
votes
2
answers
190
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free tool to do basic color correction?
I'm creating some basic advice videos, which are explicitly intended to be produced quickly. I'm using a low-grade webcam to do video captures and don't have any special lighting. I don't need my ...
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2
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D5200 Color levels change through video
Im shooting video using nikon D5200, just a man speaking in a green background.
The problem is that at the beginning of video the man is more "blue-ish" and as video progresses he becomes more "red-...
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How to correct shadows when parts are too bright and other parts too dark?
I have a scene with lots of highlights and some contrasting mountains. The problem is that the building (bottom-center) is too dark. When I try to fix shadows using curves the building becomes better ...
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How to achieve this kind of masks and transitions
I've come across this video and, as a total noob in video editing, I find it stunning. After watching it a couple of questions arise regarding masks and transitions:
The intro title fills with a ...
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1
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ffmpeg vf scale shifts colors to washed out
Im trying to scale video down. No matter what I do the colors are always washed up as a result.
original:
After scaling:
Code I run for it
ffmpeg -i input.mkv -vf scale=1028:-1 output.mkv
log: log
...
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2
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Davinci Resolve 15 - color correction of whole tracks
I have a video project which I have cut and edited and now I want to adjust color (temperature) of one track that contains clips from one camera (2nd track contains clips from 2nd camera), I know it ...
3
votes
1
answer
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Color calibration with a color chart
Even if I set up a custom white balance in my software (with the traditional way to do it, using a grey card or white balance card, etc.), sometimes the colors are not exactly like I would like.
I ...
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Color correct to compensate for low blue
Everytime I create a video,it looks good in a normal screen but considering half of the people have the low blue light effect enabled, I would like to balance somehow the colors of my videos to ...
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1
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Correct gamma for SMPTE ST-2084 EOTF
I recently purchased an Apple Pro XDR display that has an HDR reference mode specified as follows:
HDR Video (P3-ST 2084)
Use this mode for 4K or ultra high-definition
video production workflows up ...
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2
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How to check video, AB test, on different screens: balancing colors, etc
Is there a standard way of checking a render as it would be seen on different screens (iPads, monitors, tvs, whatever) for colors etc..
Maybe AB/Testing software? (Wanted to add the tag ab-testing, ...
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How to deal with this heavily underexposed footage
I recently was at friends birthday with a few musical performances and this friend asked me to film the event. Unfortunately, it was really badly lit (I did notice it, but I couldn't do anything about ...
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3
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1
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color correction in fcpx
I am a long time photographer and have been doing more video work over the past few years. One constant source of angst when I need to correct the coloring of the video clips in FCPx. With photographs,...
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1
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How to color grade gold
Whenever I take videos in churches/ temples with little light and a lot of gold, the gold looks kind of greenish brown on the final video.
As gold is not a colour in RGB, I have difficulties to find ...
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How to make a vehicle number visible?
Due to all the lights in the video the vehicle number is not visible. The video was captured by a CCTV camera. In the video the car comes close enough to be able to read the vehicle number if it were ...
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Wedding Footage from beach - fixing over-exposure and colour balance?
Ok, so I just got married, and I had a friend video-tape the ceremony and reception for me.
The camera was a Sony PMW-EX3, and I've imported the footage into Final Cut Pro X.
The wedding was ...
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1
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Color grading basics
I am fairly experienced with video editing, but I know embarrassingly little about color grading. Can anyone recommend any resources that can help me get started?
(I typically use Premiere Pro)
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Acceptable to adjust colour levels dynamically
I am using Premiere Pro CS6 to produce a short film and have some questions about the levels video effect.
Is it generally considered good practice to make adjustments to the RGB levels throughout a ...
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How to colorise black and white movies?
What techniques are used to colorise old black and white movies? Are there different techniques? How to choose the right technique?
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Video editor with basic color correction for commodity hardware?
I have been using Adobe Premier Pro and After Effects on my main Core i7 machine for actual videos, but I would like to know which Non-linear video editor would work best for some of my slower ...
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1
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How can I color correct a footage from a 7D using the CineStyle Picture Style
I want to use the CineStyle color style for my 7D to get the most out of the dynamic range. Saw some tutorials on how to use a LUT file to color correct in Final Cut Pro or Premiere, but only on the ...
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Why a color grading suite needs high CRI lamps?
I'm building a color correction suite. Among the requirements, I read that it needs to be lit using 6500K lamps with CRI 90 or higher. Which are pretty hard to find in my location.
I totally ...
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White balance auto-adjusted half way through recording
Unbeknownst to me at the time, the camera I was using to record a talking head (so fixed environment and lighting) seems to have drastically altered its colour temperature part-way through recording. ...
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Better LUT directions for Canon dSLR?
A year ago I came across a web page describing how to set up a better “pro use” LUT on the camera, that would get better shadow detail recorded. This was a LUT used in more professional situations ...
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1
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What Codec Shows Absolute Black?
I need a codec that outputs an absolute black.
Encoded some samples with .AVI no compression and the black background of my video is very dark. Contrary in other codecs like Apple ProRes or H264/MPEG4 ...
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How to fix white balance gone bad?
I've done about 1h of footage during a SCUBA dive with a Gopro Hero 2 (underwater housing, no filter), but the auto white balance algorithm messed up the colors and everything has a very strong green ...
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How to compensate for red oversaturation and contrast increase?
When uploading a video to Vimeo the video is transcoded by Vimeo and in the process red gets a bit more saturation and the contrast is increased a little.
As I chose Vimeo as my platform I have to ...
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