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Questions tagged [filter]

The tag has no usage guidance.

-1
votes
2answers
26 views

What's the mac software or plugin for filters like those?

I was wondering what software do the professionals use to apply filters like THIS. Modern series like the ones Netflix is making are another example that use those kind of nice movie filters. So if ...
0
votes
1answer
25 views

How to lower number of parameters passed to ffmpeg

I am processing video with ffmpeg. I am trying to add image overlays at certain times. I have command something like this: ffmpeg -i video.mp4 -i img_a.png -i img_xx.png -i some_third_image.png -i ...
0
votes
1answer
20 views

How to apply different filters to different parts of a video using AviSynth?

I have a video file and want to post process it using AviSynth. Different parts of the movie require different filters to be used (noise reduction etc.). How can one use different filters for ...
2
votes
0answers
24 views

help with ffmpeg quality check script

I am trying to write a script that compares a version of a video file to a master file that has been quality checked and outputs any frames that differ from the master as .jpeg files with timecode ...
1
vote
0answers
82 views

What's wrong with VLC seeking and/or MKV created by ffmpeg?

I have creeated a video using FFmpeg. It is a result of putting 4 videos together, tiled, using -filter_complex with overlays. Following the how-to here, I have it created as MKV. When playing this ...
1
vote
0answers
707 views

How to overlay 2 videos using depth layers

I'm trying to overlay 2 videos which both have depth layers (e.g. how far a pixel is away from the camera) using ffmpeg filters. (I have a few hundred of those videos so I'd like to do batch job out ...
1
vote
0answers
529 views

Is it possible to increase video gamma or brightness at container level?

I would like to know if is it possible to increase the brightness or gamma of a video without full re-encoding. For example some versions of ffmpeg allow certain special bitstream filters described ...
1
vote
0answers
91 views

If I limit the color spectrum of a video, will it compress to a smaller file size?

I know that in exporting images, if I use an indexed color format when I save (such as GIF or PNG with indexed color mode), I can dramatically reduce the file size of the resulting export. My ...
0
votes
0answers
14 views

How drop still frames with timestamp ffmpeg

I have a ffmpeg command that allows me to drop duplicate frames and speed up the video and works well. I use it with hundreds of video recordings from a surveillance ip camera that does not have ...
0
votes
0answers
36 views

FFmpeg afade produces horrible audio quality

I'm trying to add a video and audio fade in and fade out to my video using the fade and afade filters. I'm using the following command: ffmpeg -i trimmed.mp4 -vf 'fade=in:0:60,fade=out:2940:300' -af '...
0
votes
0answers
45 views

ffmpeg - improving image quality of animated footage

I'm curious what video filters and render settings should be used and considered for improving the image quality of hand-drawn (animated) frames. If I apply edits to a movie/images of this type (let'...
0
votes
0answers
23 views

ffmpeg zoompan filter cut short my video

how to use ffmpeg zoompan filter cut short my video can you help me write code use ffmpeg zoom ! Thanks in advance!
0
votes
0answers
64 views

GUI equivalent for ffmpeg eq filter parameters

I was wanting to know if anyone is aware of a GUI tool that mimics or is similar to the eq video filter parameters in ffmpeg. The eq filter is used to set brightness, contrast, saturation, gamma, etc....