Greatest Hits
410
votes
1
answer
595k
views
How can I crop a video with ffmpeg?
I have an MP4 file of a screen recording that I need to crop. How can I do this with ffmpeg?
- 4,209
42
votes
2
answers
293k
views
How do I set up and use FFmpeg in Windows?
I understand that FFmpeg is a powerful tool for video file conversions. I see online in many places people suggesting it for solutions or getting help in how to use it. The problem is, I don't even ...
- 2,316
114
votes
6
answers
280k
views
Repeat/loop Input Video with ffmpeg?
I just want to loop a mp4 video with ffmpeg and keep the current settings and codec.
For example if input.mp4 is 0:10 long, and I would want to loop it 4 times so output.mp4 is 0:40 long, how could I ...
- 1,251
14
votes
3
answers
116k
views
Can't apply transition effect between clips in Premiere Pro
This is really annoying me a lot. I have two clips with the exact same properties next to each other. I usually add a 'dip to white' transition between clips, but somehow I can't apply it between ...
- 285
11
votes
6
answers
232k
views
How do I 'downgrade' an Adobe Premiere Pro project file to open in older versions?
Is there any way at all (perhaps with a plugin, paid or otherwise) to save an Adobe Premiere Pro project file so that it's compatible with an older version of the software? The scenario I have is that ...
- 341
10
votes
3
answers
64k
views
What sequence presets I must use with a GoPro and Adobe Premiere Pro CS 5.5?
I use a GoPro which output is mp4 files.
I want to edit these movies into Adobe Premiere Pro CS 5.5. I'm a little lost about sequence presets to use.
I've got the choice between Digital SLR, AVCHD, ...
- 201
4
votes
1
answer
51k
views
Calculating duration when changing playback speed
This maybe a pretty simple question, but I can't get around it for some reason.
When I speed up a video to say 1.5x or 2x, how do I get the total time that video would take?
- 143
6
votes
3
answers
91k
views
Clips appear "zoomed" in program monitor (Premiere Pro)
This is frustrating the crap out of me. I'm putting 1920×1080 clips into a 1920×1080 sequence. There are also some 2560×1440 clips in it, and those actually display correctly, but the 1080p clips ...
76
votes
3
answers
173k
views
Add an image overlay in front of video using ffmpeg
I have many videos and I need to put an image in front of them for about 5 seconds, but adding it manually and rendering it each time would take really long, so I am asking if it is possible to do so ...
- 763
61
votes
3
answers
188k
views
Fix bad files and streams with ffmpeg so VLC and other players would not crash
It happened me many times that I could end up in corrupted video files:
video downloaded from official sources but with torrent and for some reason not all the pieces are there in .mkv, .ts or .mp4
...
- 1,720
4
votes
2
answers
81k
views
Can not render After Effects CC project as mp4 / h.264 any more?
I've made a 2 minute video on After Effects CC.
There is no option to save using depreciated formats.
Other answers suggest going to:
Edit -> Preferences -> output -> enable Show Deprecated ...
- 141
17
votes
7
answers
89k
views
Adobe Premiere Pro CC - Crop a video and export at the exact cropped size
I have a video that has 4 up-down-left-right black borders of different sizes.
I want to get rid of these black borders so the exported file has the exact size of the cropped area.
To do this, I ...
- 283
12
votes
5
answers
171k
views
How can I merge/link two video clips in Premiere?
Every time I search this problem in Google the only options are how to link audio clips to video or how to sync audio to video clips.
I need to combine/link/merge a picture to a video clip, so that ...
- 141
10
votes
3
answers
118k
views
How to Create a High Quality, Small File Size .mp4 from .mov
Recently, I helped a friend produce a short zombie comedy.
He has now asked me to add it to the film's website as a digital download. I'm not having issues with the digital download. My issue is how ...
- 243
4
votes
4
answers
113k
views
How do I resize a image preserving aspect ratio in After Effects?
In my compossition I imported an image, I would like to scale the image in real-time (I mean using the mouse to select the image, center it in the composition and resize it to see the results in real-...
- 169
9
votes
6
answers
104k
views
Adobe Premiere preview video lagging
I am attempting to edit video in Adobe Premiere CS6. When I create a sequence and try to play it back in the preview screen, the video is extremely choppy, which makes editing very difficult (dance ...
- 191
18
votes
3
answers
66k
views
Adobe Premiere - Restore Audio to A/V Clip After Deleting
Say I add a bunch of Audio/Video clips to a sequence, then delete all the audio (Alt-select it and delete); I work on it for some time, close Premiere, re-open.. etc.,
Is there any way to restore the ...
- 283
31
votes
5
answers
138k
views
How to encode a video at 30 FPS from images taken at 7 FPS
I have no knowledge whatsoever about video encoding, I have an application written in OpenGL and I am saving the frames it generated into png images. The frames from my app are at 7 FPS and I am ...
- 413
46
votes
3
answers
99k
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 ...
- 1,793
53
votes
3
answers
118k
views
How to downsample 4k to 1080p using ffmpeg while maintaining the quality?
I have some 4K 3840x2160 footage in MP4 format that I need to bring down to 1080p. I tried running
ffmpeg -i orig.mp4 -vf scale=1920:1080 smaller.mp4
but the result is very poor quality, with the ...
- 655
35
votes
1
answer
108k
views
How to deinterlacing with ffmpeg?
I have the following VOB file:
→ ffmpeg -i input.vob output:
ffmpeg version N-77455-g4707497 Copyright (c) 2000-2015 the FFmpeg developers
built with gcc 4.8 (Ubuntu 4.8.4-2ubuntu1~14.04)
...
- 453
16
votes
5
answers
88k
views
How to download and encode a video from a MPD manifest?
I can watch videos on a website with MPEG-DASH technology.
I can obtain the video's manifest.mpd file from the website. (I am not sure whether the file contains any user credentials or not, so I am ...
- 261
3
votes
1
answer
31k
views
FCPX Crashes again and again
I was working on a project in FCPX. Suddenly it crashed. After that the library on which I was working is not opening.
Whenever I try to open it it crashes again. It was my 2 weeks of edit. How can I ...
- 41
62
votes
7
answers
67k
views
How to prevent FFmpeg from dropping metadata?
When I am simply copying a.MOV (from my iPhone) to c.MOV, FFmpeg drops a lot of metadata, including the time and location of the video.
I tried -metadata, but FFmpeg still drops the information. It ...
- 723
44
votes
7
answers
50k
views
How do I turn audio into video (that is, show the waveforms in a video)?
I have to create a video. Part of it involves "showing" a radio interview. Rather than just having a black screen and listening to the audio, I'd like to have a varying waveform on the screen and a ...
- 541
31
votes
1
answer
94k
views
How do I change frame size, preserving width (using ffmpeg)?
I'm new to this StackExchange site, and to using the FFmpeg encoder. I have a video that is 720x480 (3:2) that I would like to change to 720x406 (16:9) to match the other videos I have for a site. I ...
- 423
9
votes
7
answers
114k
views
How to force Adobe Media Encoder to use 100% CPU and memory?
On my machine, Adobe Media Encoder is very slow. It takes 12 hours to render 4 minutes of 1080p video for YouTube (the video is based on Adobe After Effects project with an original MOV file and four ...
- 793
24
votes
2
answers
88k
views
Is it possible to alter the playback *preview* speed?
Is it possible to change the speed of Premiere's playback of the video without altering the speed of the produced version? Even if I could play it only 1.5x faster, it would mean a lot of time saved ...
- 343
3
votes
2
answers
104k
views
Typical size of one hour long mp4 video
What is the typical size of a mp4 video, size 1280x720 encoded by ffmpeg libx264, and lasts for one hour? Currently my file is around 700Mb, is it too much?
- 151
0
votes
2
answers
74k
views
Reduce render file size in After Effects CC 2017
I'm using Adobe After Effects CC 2017 and I want to reduce the render file size. However, I Googled all day and I cannot find any for CC 2017. All of them says that change the format to H.264 but we ...
- 1
37
votes
4
answers
94k
views
How to losslessly encode a jpg image sequence to a video in ffmpeg?
I have a large set of jpgs that I want to convert to a video losslessly (or, at the very least, very close to losslessly as long as the encoding time isn't much higher than otherwise).
Naively, I ...
- 471
3
votes
2
answers
68k
views
How do you zoom in (animated) on a portion of your canvas?
I'm using After Effects to create a Motion graphic and I would like to make the animation zoom in on a specific point, do something and then zoom out again.
To clarify what I exactly try to achieve: ...
- 133
2
votes
4
answers
21k
views
Why does my video look overexposed in Adobe premiere 2022?
I'm editing a video in Adobe Premiere Pro 2022. When I import video, it looks fine on the preview screen, but when I layer it over another video in the timeline, the timeline preview of the video ...
- 121
4
votes
7
answers
84k
views
Is it possible to create a continuously looping video?
Is is possible to create a continuously looping video? Maybe by editing the container it's in so that it restarts automatically?
I have a demonstration video that is playing on a TV in the lobby of ...
- 143
41
votes
2
answers
57k
views
How to use FFmpeg Command for Reverse Video?
i am use to FFmpeg library in android for reverse video. I can dump images from video but how to reverse all images and make video. See this link that from i am use to library in my gradle.. Library ...
- 511
7
votes
3
answers
87k
views
Can I manually change an .mp4 to .m4v by changing the extension in the Finder (mac) or explorer (win)?
I need to change an .mp4 (h264, AAC-Audio) to an exactly same .m4v. Can I just rename it from "X.mp4" to "X.m4v"? By renaming, I mean clicking on it in Finder (Mac) or Explorer (Win) and renaming it.
- 71
12
votes
3
answers
36k
views
How do I write up a shot list?
I am writing a script for a short movie. How do I write a shooting script? Is it needed? What is the difference between a script and a shooting script?
- 810
10
votes
6
answers
86k
views
How to record HDMI video output?
How to record HDMI video, which is being sent from a notebook to a projector without interrupting it?
The HDMI signal shows desktop activity and/or video game gameplay on different devices that run ...
- 213
19
votes
4
answers
61k
views
Timestamps are unset in a packet for stream 0. This is deprecated and will stop working in the future. Fix your code to set the timestamps properly
I am using below command to push the video to Wowza server, since we are pushing raw H.264 video, the RTP packet does not have the timestamp, and we could observe audio video sync issue while playing ...
- 343
1
vote
1
answer
60k
views
How do I create a solid black background in Premiere?
I want to create a solid color "video" segment in my overall video. In iMovie I can add it by importing a background. I don't see any such feature in Premiere Pro.
How do I add a black (or other ...
- 413
27
votes
9
answers
45k
views
Is there a way to pause and resume FFmpeg encoding?
I record a few hours of video footage every day, which I set in queue for encoding with ffmpeg. I use the veryslow preset with x265, so a single hour of video may take up to 20 hours or more to encode....
- 1,793
3
votes
2
answers
12k
views
Converting a Adobe Premiere CS6 project to a CS5 one
I run the old CS 5 version of Adobe Premiere but my friend just got the newer CS 6 version.
Now she's handing over a project on to me. So I have to turn her project files into files I can continue ...
- 196
34
votes
6
answers
78k
views
Non-Monotonous DTS on concat (ffmpeg)
After running this command ffmpeg -f concat -i mylist.txt -c copy output.mp4 - I'm getting corrupted output.mp4 file and this message:
ffmpeg -f concat -i mylist.txt -c copy output.mp4
ffmpeg version ...
- 473
9
votes
3
answers
54k
views
Is there any AI upscale tool for videos?
I’m working on an amateur project, and for part of my project I’ll be using some old, really, really low-res film. I’ve used some free online tools (like deep-image.ai) to upscale low-res photos ...
- 91
31
votes
2
answers
61k
views
Convert mp4 to webm without quality loss with ffmpeg
What is the best way to convert a mp4 file to webm without quality loss (using vp8 or vp9) with ffmpeg?
If I do ffmpeg -i in.mp4 out.webm the quality is very bad. I can specify a target bitrate via -...
- 491
39
votes
6
answers
59k
views
How to get FFMPEG to join non-sequential image files? (skip by 3s)
I have a bunch of images, that follow this pattern.
0001.png
0004.png
0007.png
0010.png
0013.png
0016.png
0019.png
...
They're in the correct order, but FFMPEG ignores anything after the first file, ...
- 527
18
votes
3
answers
56k
views
Encode settings for HTML5 background video
I want to create a website with a HTML5 video background.
I have a short 1080p mp4 clip that I want to use (20s). I intend to run the video in a letterbox format (5:2 ish), full screen behind the ...
2
votes
1
answer
49k
views
Does canon EOS 1000D support video recording?
I want to buy an entry level DSLR and EOS 1000D seems like a good buy but I have some doubts regarding it. Does it support video recording?
Do I need to install some software for the video recording ...
Jatin
14
votes
3
answers
40k
views
Merge MP4 with M4A
I have two files, one is MP4 file with video only and another is M4A audio file. What is the best and simpliest method of merging these two tracks in a single MP4 container? Is it possible to do this ...
- 241
11
votes
5
answers
48k
views
Losing audio/video sync in Adobe Premiere with mp4's
I have two videos to combine in Adobe Premiere. They play okay in a video player, but putting them into Adobe Premiere CS6 suddenly makes the audio unsynced with the video (even in the Source Monitor)....
- 161