Questions tagged [color-correction]

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25
votes
3answers
41k views

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 ...
10
votes
1answer
10k views

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 ...
8
votes
3answers
3k views

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 ...
8
votes
1answer
9k views

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 ...
7
votes
3answers
7k views

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 ...
7
votes
5answers
36k views

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,...
7
votes
1answer
586 views

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 ...
6
votes
2answers
178 views

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 ...
5
votes
1answer
2k views

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-...
5
votes
2answers
1k views

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
votes
2answers
22k views

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 ...
5
votes
1answer
11k views

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 ...
5
votes
3answers
2k views

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 ...
4
votes
1answer
191 views

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 ...
4
votes
2answers
950 views

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 ...
4
votes
2answers
453 views

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, ...
4
votes
1answer
117 views

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 ...
4
votes
1answer
2k views

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 ...
4
votes
1answer
288 views

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 ...
4
votes
2answers
146 views

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 ...
3
votes
2answers
282 views

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-...
3
votes
2answers
1k views

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 ...
3
votes
1answer
1k views

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 ...
3
votes
1answer
605 views

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 ...
3
votes
1answer
22k views

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 ...
3
votes
1answer
63 views

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 ...
3
votes
2answers
3k views

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 ...
3
votes
2answers
68 views

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, ...
3
votes
1answer
1k views

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 ...
3
votes
1answer
182 views

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,...
2
votes
2answers
153 views

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 ...
2
votes
1answer
261 views

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 ...
2
votes
2answers
5k views

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 ...
2
votes
1answer
64 views

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 ...
2
votes
1answer
141 views

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 ...
2
votes
1answer
856 views

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 ...
2
votes
2answers
48 views

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 ...
2
votes
1answer
115 views

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)
2
votes
2answers
732 views

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 ...
2
votes
1answer
100 views

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 ...
2
votes
1answer
797 views

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 ...
2
votes
1answer
2k views

Dark Video/Gama Shift from Davinci Resolve to YouTube

I've asked a version of this question before, and found a workaround solution that worked for a while. But now I'm at a point that I'd like to find a real answer to my problem. So I edit and color my ...
2
votes
1answer
5k views

Color shift after exporting!

I've a bunch of videos from different sources that i need to export, i'm mainly using Sorenson Squeeze 9 for videos that i just want to transcode to another format or change bitrates, and Premiere Pro ...
2
votes
1answer
31 views

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?
2
votes
2answers
131 views

How can I ensure the white balance is correct?

I've read in several places that when shooting a video, white balance should be set manually (just like nearly every other parameter) on a DSLR which doesn't record videos in a raw format. While an ...
2
votes
1answer
78 views

How do I accurately calibrate an external on-camera LCD monitor?

I'm specifically using the smallHD DP6 SDI version, so I don't have scopes built into the monitor. I'm generating bars with a Sony HXR-NX5U, and using the blue gun feature on the monitor as per these ...
2
votes
1answer
492 views

Color grading ; Anybody familiar working with Da-Vinci Resolve? [closed]

I've heard of this tool, Blackmagic's Da vinci resolve, as its available for free from the site but the Package including its consoles and all costs much. Is there anybody here familiar with this Da-...
1
vote
1answer
74 views

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

I am new to the world of LUTs and am just doing initial research on it in advance of doing some colour grading on a video project. I understand that LUTs are applied to either give a 709 look to ...
1
vote
2answers
78 views

Color temperature

If there is more than one light source, they should be the same temperature, right? If this isn't always the case, when should they be different?
1
vote
2answers
86 views

How to fix color “waves” in SpeedGrade?

I'm using SpeedGrade to do some coloring for my first time. It's coming along well but having a problem area in one part. Here's the original: Basic stuff I've done so far: The issue is the "...