All Questions
9,206
questions
1
vote
1
answer
14
views
Can ffmpeg encode only the beginning part of a video for cutting?
I am a really beginner in video editing. Sorry if this question is silly.
I heard videos consist of key frames (I-frames) and inter-frames (P-frames and B-frames).
Say I have a video of 10 seconds, ...
- 121
0
votes
1
answer
16
views
What are the best Webcam features for recording whiteboard videos in high quality
I stand in front of a whiteboard or a smartboard and teach online. Want to record my mathematics and science lecture videos (1-1.5 hours each) for YouTube but in the best quality. Many cameras provide ...
1
vote
0
answers
18
views
How to cut a video by time into two pieces losssless and fast?
I have input.mp4 of length 30 minutes.
I want to cut it at roughly 24:35, as losssless as possible, as fast as possible.
So, the first output is from 0 inclusive to 24:35 exclusive. The second output ...
- 121
0
votes
1
answer
13
views
Compile ffmpeg 5.1 with libopenjpeg
I'm trying to enable libopenjpeg in ffmpeg 5.1. I have compiled openjpeg from OpenJPEG git repository, and it is installed in the system as per the instructions in Installation Guide. I can verify the ...
- 141
0
votes
1
answer
16
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FFmpeg -itsoffset causes visual artifacts and time jumps in WMP and Movies & TV
I'm encountering visual artifacts (screen corruption) and unexpected time jumps when playing a video file generated by FFmpeg in Windows Media Player and Microsoft Movies & TV. The same video ...
- 3
1
vote
1
answer
21
views
Premiere pro: Reverse Match Frame not finding the frame in any other/duplicate clip
Short Wording:
If I’ve 2 identical clips in my Project Panel/same bin created from the same master clip, named Clip-1 and Clip-1b. Is there any way if I want to find any one particular frame of Clip-1 ...
- 111
0
votes
0
answers
9
views
Extracting a part of a video with ffmpeg, without reencoding, the output is choppy, how to avoid this?
I extract the part from 2:00 to 3:30 of a video with ffmpeg:
ffmpeg -i input.mp4 -ss 120 -t 90 -vcodec copy -acodec copy output.mp4
It works but the output video is jerky/choppy, i.e. not really ...
- 155
-1
votes
0
answers
17
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How do I download protected, embedded videos from a paid course. (3 HOURS LEFT TO EXPIRE) [closed]
I am trying to download all the videos from a course I was enrolled into (paid a very very large sum of money) and I could not complete it in time.
3 hours are left for it to expire and I am trying ...
- 1
1
vote
1
answer
26
views
Is it possible to ripple delete a clip in Premiere Pro without selecting it via mouse?
I've began doing some projects with Adobe Premiere Pro, and something that it's annoying to me it's that as someone who makes a lot of highlights videos for social media and has to work with hundreds ...
- 113
0
votes
1
answer
28
views
How can I record videos like this one?
I want to produce interactive videos of a few minutes like the one in the link. Is it possible to do this for free, how and with which applications?
See
- 103
0
votes
0
answers
23
views
Resuming ffmpeg hls trancoding from an existing segment
I'm setting up a service to transcode input videos, generally MP4, for HLS. This currently works fine when starting from scratch, but I would like the transcode to be resumable in case the service ...
- 101
0
votes
0
answers
5
views
fullscreen davinci resolve 19
I wanna fullsceeen davinci resolve 19 bu i cantt, i dont cinematic mode. just the edting part. HELP MEEEEEEEEEEEEEEEEEEEEEE. i cant see the white thing with black theme, i cant edit.
THIS IS Y PROBLEM ...
- 1
2
votes
1
answer
75
views
Gradual light transition
I have a hdr timelapse that combines images shot with 5ev3 brackets and 3ev3 brackets. because of this there is visible light transition in the middle of the video. What would be the easiest way to ...
- 121
0
votes
0
answers
13
views
ffmpeg - marking frames
I use this command to mark each frame with a green mark:
ffmpeg -i "F:\Avatar\film3\film.mp4" -vf "drawbox=x=0:y=0:w=5:h=3:color=green:t=fill" "F:\Avatar\film3\...
- 1
0
votes
0
answers
11
views
Ffmpeg error: amv files only support 2 streams?
I'm using ffmpeg to convert videos to amv format. Most of the time it works fine.
Sometimes I get the error: amv files only support 2 streams.
How can I fix this?
Thanks
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