19
votes
Youtube-like video stabilization on Linux
To stabilize your video you can use the ffmpeg command line tool.
The easy way: one pass using deshake filter
ffmpeg -i shaky-input.mp4 -vf deshake stabilized-output.mp4
The deshake filter has also ...
- 803
12
votes
Accepted
Is there a rule of thumb for transitions in video production?
A while back I ran some introductory video editing workshops. I used to tell the participants about a particularly cool effect that I once found in Pinnacle; it was a pinhata that came swinging into ...
- 5,412
11
votes
Accepted
How to trim out black frames with ffmpeg on windows?
Here's a way to do it with the blackdetect and trim filters.
First, a better way to get the blackdetect output is via ffprobe because it is capable of writing structured data such as XML, JSON or one ...
- 436
9
votes
Select range of clips in Kdenlive
You can box-select clips by dragging the mouse while holding the shift key and and left mouse button.
kdenlive "Selection" manual
If the clips you want to select are all contiguous, you can ...
- 191
7
votes
Accepted
How do I move (rearrange) the orientation of a video? Using ffmpeg
This should do it:
ffmpeg -i input.mp4 \
-filter_complex "[0:v] crop=iw/3:ih:0:0,pad=iw:2*ih [left]; \
[0:v] crop=iw/3:ih:(iw/3)+1:0 [middle]; \
[0:v] crop=iw/3:ih:(2*iw/3)+1:0 [right]; \
[left][...
- 32.6k
7
votes
Is Adobe Premiere Elements good enough for video editing?
Is Adobe Premiere Elements good enough for video editing?
In general, yes. It is a watered down Version of Premiere Pro for people that would be overwhelmed by a full-featured professional editing ...
- 5,412
7
votes
Accepted
Extract person from video
If you have a frame where the person does not exist, you can use a tool called a difference matte. (You'll need to scroll down to the section titled "Difference Matte Effect" for a description.) It ...
- 2,156
7
votes
Accepted
Remove datestamp (watermark) from videos
Use ffmpeg (download a static build for your operating system) and its delogo filter, which will try to cover up a logo or watermark by interpolating neighboring pixels.
ffmpeg -i input.mp4 -vf "...
- 1,005
6
votes
Accepted
Select range of clips in Kdenlive
I didn't find a way of selecting a range of clips but the main problem is solved by the spacer tool which can be invoked by pressing M. One then grabs the left end of the clip to the right of a gap ...
- 293
6
votes
Accepted
How was this slow motion effect created? what programs can do this?
There are methods to generate frames in between frames, mostly giving you mixed results.
For one, the plugin "twixtor" (~330$) actually does a somewhat decent job at assuming missing frames, so much ...
- 2,675
6
votes
Render failed - Davinci Resolve 16
In the 'Deliver' panel, under the Advanced Settings, try enabling/ticking “Use render cached images”.
5
votes
Good open source Video Editors?
If you are really adventurous why not give Blender a go? It is a 3D animation and compositing/tracking application. It is completely free and open (FLOSS) as well as being totally system agnostic. Run ...
- 411
5
votes
Accepted
Why does editing a video by Adobe Premiere Pro more than once decreases its quality?
There is a big difference between
saving your project, then returning to the project to do some additional changes, such as brightness adjustments, then exporting a media file, and
exporting a media ...
- 4,730
5
votes
Youtube-like video stabilization on Linux
Blender has motion tracking, which can in turn be used to stabilize video. Here is a YouTube tutorial showing how to load video footage into Blender's movie clip editor, setting a tracking point, ...
- 4,730
5
votes
Accepted
ffmpeg flash frames last still image in concat sequence
Based on the discussion at the bug tracker, this should be a workaround:
file path/to/001.png
duration 5
file path/to/002.png
duration 5.96
file path/to/002.png
and
ffmpeg.exe -f concat -safe 0 -i ...
- 32.6k
5
votes
Extract person from video
Final Cut Pro X has a plugin called Pro Removal that can remove moving things from the scene on fixed camera shots.
Also there is a tutorial for After Effects that shows how remove objects from scene ...
- 181
5
votes
Accepted
Does SSD reduce render time significantly?
It depends entirely on the type of rendering you are doing and the specs of your computer. Bottle necks can occur in many different parts of the rendering pipeline. Generally speaking, rendering is ...
- 19.3k
5
votes
Accepted
Creating a one-off non-pro video to document a project - what software would be sensible?
This question gets asked quite frequently, and normally the answer is to pick one from this list. But since you very clearly defined what you are looking for in the editing software, I think I can ...
- 5,412
4
votes
How to mark multiple ins and outs in Adobe Premiere?
The best way in Premiere is to use "I" and "O" to set ins and outs as you scroll through your Source. Then for each in and out, use command (ctrl) "U" to create a Subclip in your Project. Then when ...
- 41
4
votes
How to do a "deep" / full copy of a nested sequence in Premiere Pro CS6? (i.e. constituent components are all copied)
I also have an idea, if your sequence and titles are too complicated you can save a copy of your project and then import a sequence from it to the main project.
It's best possible solution to copy ...
4
votes
How do I move (rearrange) the orientation of a video? Using ffmpeg
Using crop and vstack:
ffmpeg -i input -filter_complex \
"[0:v]crop=iw/3:ih:0:0[left]; \
[0:v]crop=iw/3[center]; \
[0:v]crop=iw/3:ih:ow*2:0[right]; \
[left][center][right]vstack=inputs=3[v]" \
-...
- 9,904
4
votes
Is ffmpeg the solution to automate video building from multiple files
You can do this with ffmpeg using either the concat filter or the concat demuxer. Which one to use depends whether or not your inputs have the same parameters or not. If they do not, you may have to ...
- 9,904
4
votes
Accepted
How can I rotate a video by a few degrees?
Using FCPX, a Transform effect will do the trick.
Using FCP 7, you can access rotation along with scale and position in the Motion tab of the Viewer.
- 508
4
votes
Accepted
Does repeatedly saving a video degrade its quality?
MP4 isn't an ideal format for intermediate saves. If you know you'll be re-opening the file, save it as losslessly as practicable, and use MP4 only for the final output.
That said, depending on the ...
- 4,674
4
votes
Accepted
Add a timestamp to a video file?
You can use FFmpeg, a free command-line tool, to do this.
Basic command is
ffmpeg -i input.mp4 -vf "drawtext=fontfile=font.ttf:
fontsize=45:fontcolor=white:
...
- 32.6k
4
votes
how to burn full hd movies (1080px720p) in DVD
DVD Video is limited to Standard Def, not High Def (HD). Blu-Ray overcomes that limitation. Alternatively you can use the DVD as a filesystem and play arbitrary media using a computer. But as a ...
- 4,730
4
votes
Is there a rule of thumb for transitions in video production?
The least noticeable transition is a cut. Any transition, even a dissolve takes some time and draws attention to itself to some extent. That means a transition (and here I'm using transition to mean ...
- 13.7k
4
votes
About Video Formats and prevention of download of videos
If you don't want your stuff to be stolen, don't put it on the internet
People need to be able to watch your video on their computers. For that purpose, it needs to be downloaded to their computers. ...
- 5,412
4
votes
Digital TV SCTE 35 signal
To determine if a channel has SCTE-35, you will need to have the Program Map Table (PMT) recorded. From the PMT, you should be able to find the Packet Identifiers (PIDs) of all of the streams ...
- 2,405
4
votes
Accepted
edit after effects projects with aerender and extend script
Aerender does what it says on the tin: it just renders. It can save a comp after rendering if there's a post-render action like setting proxies, but AFAIK it has no other capability to modify projects ...
- 13.7k
Only top scored, non community-wiki answers of a minimum length are eligible