All Questions
9,064
questions
0
votes
0
answers
19
views
Using Batch Files and ffprobe what is the best approach for finding 5 videos with lowest preset?
I am on Windows 10 Pro.
I am trying to find an effcient logic or way using a batch file, to search for videos in a folder.
And give me 5 file names w/paths that have the lowest bitrate or video preset....
- 101
0
votes
0
answers
12
views
Discrepancy in video duration when adjusting speeds using FFmpeg filters
I am working on a project that involves aligning dubbed audio with corresponding subtitles by manipulating video speeds. While I have been using FFmpeg (both directly and indirectly via MoviePy) for ...
- 1
0
votes
0
answers
14
views
Stripping audio and subtitle tracks and converting subs to ones that LG C2 Media Player recognises
I have a complicated video file (.mkv, 12.78 GB, 2160p) with two audio streams (MLP FBA 16-ch and AC-3, respectively), and 11 subtitle streams (all of format PGS and Muxing mode zlib). The native ...
- 101
0
votes
0
answers
34
views
FFmpeg code throwing error when trying to crop the video: FFmpeg process exited with state COMPLETED and return code 255
Hello I am trying to crop a 9:16 video to a 1:1 video with FFmpeg. The command is throwing this error
Exception: FFmpeg process exited with state COMPLETED and return code 255.
This is my code:
-ss 0:...
- 101
1
vote
0
answers
28
views
How can I use if/else with FFmpeg to check if a video is portrait or landscape and execute different settings?
I'm using FFmpeg to generate previews for the videos added to my website. The site script's (KVS) built-in tools help to some extent by automatically creating previews with the following properties:
...
- 11
0
votes
0
answers
13
views
Synchronize 2 IP camera RTSP Streams
So we have 2 IP camera RTSP streams that we are saving to disk. At some point we stop the recording on both streams and go back to N frames in each video.
The problem that we are facing is that the ...
1
vote
1
answer
23
views
Is smpte170m Color Space Compatible with 10 bit yuv420p10le? Color Space choice(x265)
I need to encode a smpte170m color space MPEG-2 ("mpeg2video") video to 10 bit x265 (libx265, with FFMPEG).
Hoping to use yuv420p10le, but any suggestions are welcome.
Source video is in ...
- 11
0
votes
0
answers
12
views
FFMpeg How can i add an image and text to other video with moving background
How can i make something like this:
https://courtyard.io/asset/d624168fe54977ee1f91639fd7d4c70ca003f6cd750ed4e89a852dfec700deda
Where the text and the card is added in by ffmpeg or other program? The ...
- 1
0
votes
0
answers
9
views
How to create this effect in Premiere or After Effects
Is there a a name for this effect where the pace of the footage is changing as seen in this video?
?
Thank you!
- 1
0
votes
2
answers
58
views
Why is animated SVG not used for streaming cartoons?
Considering that, per https://video.stackexchange.com/a/18726/34808, animated .SVG can be used (even across the internet, via browsers) as a vectoral video format, why are cartoons not served to the ...
1
vote
2
answers
30
views
Can I reencode losslessly from yuv422p10 to yuv444? Or into a different format?
I have a 10-bit XAVC-HS file encoded with yuv422p10le pixel format and would like to render it out of my NLE, but my GPU does not support this. It does, however, support yuv444p and yuv444p16. Can I ...
- 11
0
votes
0
answers
34
views
Kdenlive VFR to CFR
When using videos taken on my phone (Pixel 4a) kdenlive reports variable framerate and asks to transcode with several options,
Lossless (huge files)
Intermediate DNxHR HQ (large files)
x264 I frame ...
- 226
0
votes
0
answers
17
views
Best mac processor for single core processing, video editing performance
I've been searching around for a way to improve my editing experience as an editor on Premiere Pro. I have a 6-core Mac Pro, with 64GB graphics, but I'm a long form documentary editor, I don't care ...
0
votes
1
answer
43
views
Premiere Pro: How to add multiple masks for Lumetri Color effect?
I'm expected to do color correction to multiple separate parts of the same clip at the same time, which is why I have assumed using multiple masks for Lumetri Color effect and changing the effect for ...
- 101
0
votes
0
answers
22
views
Frame-perfect audio cutting using ffmpeg filter graphs and frame filtering
I'm curious, is it possible to do frame-perfect audio cutting using ffmpeg's complex filter graphs + frame filtering aselect functionality?
I've tried a bunch of other approaches (using -segment_times ...
- 123
1
vote
1
answer
23
views
How can I create a POV scene with no camera movement?
I'd like to create a POV scene where my hands are visible doing something, but the camera must not move.
Something like this (jump to 1:00)
I think some kind of POV ...
- 113
1
vote
0
answers
18
views
Final Cut Pro and/or Compressor exports not showing progress
Pretty much any time I am exporting from Final Cut Pro, either via it's native "share" interface or by "send to compressor" the progress bar does absolutely nothing for a very long ...
- 61
0
votes
1
answer
20
views
Squishing an image from above in Sony Vegas Pro 18
I am using Sony Vegas 18.
I am attempting to squish an image from above, keeping the width and bottom x, y coordinates fully fixed, meaning the image "squishes" while being reducing in the y ...
1
vote
1
answer
22
views
Should this audio file have ogg or opus as file name extension?
bash $ mediainfo myaudio.opus
General
Complete name : /Users/qaz/myaudio.opus
Format : Ogg
File size : 3.52 ...
- 133
0
votes
0
answers
51
views
i want to convert my webcam video into rtmp format i use react as client and node js as server but facing issue I/ error
const ffStreamYouTube = ffmpeg()
.setFfmpegPath(ffmpegPath)
.input(dataStream)
.inputFormat("bin")
// .inputFPS(30)
.videoFilters(`scale=${desiredWidth}:${...
0
votes
0
answers
7
views
How to add a new subtitle immediately after the previous one finishes with a keyboard shortcut?
When I do Shift + S, it adds the subtitle at the monitor/preview head. But almost always I have passed a bit outside of the end time of the previous subtitle, which generates an empty space between ...
0
votes
1
answer
22
views
Video editing software that automatically performs search-and-replace
My employer owns a number of video recordings that discuss a company product. Many of those videos were created using Camtasia, a commercial video editing software product. The video recordings ...
- 3
0
votes
0
answers
49
views
How to tell ffmpeg -ss and -to to cut at keyframes (no re-encoding)
From a video, I want to clip out a part I like. It's roughly from 12:34 to 43:21, so I do:
ffmpeg -i "input.mp4" -ss 12:34 -to 43:21 -c copy "output.mp4"
The result is cut exactly ...
- 101
0
votes
0
answers
16
views
Make sound settings created by ffmpeg apply to entire Windows applications
The recording sound of my microphone is weak, so I resorted to using ffmpeg to add a volume increase effect and some other effects. I created a simple batch file and recorded the sound with it, and it ...
0
votes
0
answers
7
views
Problem with rendering to Android on Sony Vegas 13 Pro
Folks, I have a problem with rendering in Sony Vegas 13 Pro for the android.
I'm taking the vertically videos via my phone without changing any video and audio options.
On PC BEFORE and after ...
0
votes
0
answers
4
views
I import video successfully and davinci able to locate file but video not playing why?
I import video successfully and davinci able to locate file but video not playing why ?strong text
1
vote
0
answers
16
views
How to KEEP PIXELS when exporting my video?
I’m making a pixel art video, so I definitely want hard edges on pixels. However, Premiere Pro likes blurring them all when I export the video (and also some in preview). Moreover, I have a Pixel font ...
- 111
0
votes
0
answers
45
views
First HLS segment overlapping when renditions have different framerates
I have a multi resolution m3u8 file, created from 1080p60 source file. Resolutions lower than 720p are converted to 30fps, while 720p+ stay at 60fps.
The problem is that the first segment is broken ...
- 101
0
votes
1
answer
108
views
FFmpeg setpts filter produces wrong frame number
Description
I found a strange behavior in setpts filter: sometimes when I use it to speed up a video it inserts more frames than expected.
My ffmpeg version is the following:
ffmpeg version 6.0-static ...
0
votes
0
answers
160
views
How to check moov atom of a mp4 video is already faststart through ffmpeg api?
We know that we can use ffmpeg command line ffmpeg -i input.mp4 -movflags faststart -acodec copy -vcodec copy output.mp4 to move the moov atom to the start of a mp4 video, but how do we check the moov ...
- 101
0
votes
1
answer
30
views
FFMPEG Concat Demuxer adds more time to output than expected
I am using ffmpeg concat demuxer to join multiple(189) videos together. The videos are originally split from a single video using the following command:
ffmpeg -ss time[2] -vsync 1 -copyts -i ...
- 1
1
vote
0
answers
10
views
Why I cannot seem to get a good image in 360p Youtube?
This is a Canon M50 4K footage [manual focus] using Kit-lens, using very fast shutter speed around 1/300, ISO around 400, and Aperture f/4. (No edit just straight from the memory card)
...
- 111
0
votes
0
answers
4
views
can't apply alpha to a button image on png layer
I have 4 png layers (3 display text and 1 displays a button) in AE. When I apply rectangle + alpha it works for txt, but when i apply alpha to button, the rectangular does not disappear but becomes as ...
0
votes
0
answers
15
views
In After Effects alpha does not apply to a PNG layer with a button image
I have 4 PNG layers (3 display text and 1 displays a button) in AE. When I apply rectangle + alpha it works for text, but when I apply alpha to button, the rectangular does not disappear but becomes ...
Maria
1
vote
1
answer
48
views
ffmpeg error Input link parameters do not match the corresponding output link parameters
I need to concatenate n mp4 videos of different resolutions via ffmpeg. However, I am receiving an error despite the fact that in the filter_complex before performing the concat operation I scale all ...
- 113
0
votes
0
answers
72
views
Handling non continuous input dvb_subtitles in mpegts stream using FFmpeg
I have an input feed that contains video, multiple audio, and dvb_subtitles streams. I am transcoding the audio and video and copying the dvb_subtitles where subtitles are not coming continuously(for ...
- 1
0
votes
0
answers
8
views
Replace With After Effect Beta
Does any one knows how to replace with after effect beta while working on stable premier ?
- 1
0
votes
0
answers
10
views
Difficulty with frame accuracy when generating subcaps with FFmpeg at 23.976fps
Difficulty with frame accuracy when generating subcaps with FFmpeg at 23.976fps
Currently testing .srt & .ass subcaps in a VFX workflow.
The goal is to drop specfic text over specific shots and ...
0
votes
1
answer
18
views
How can I slow down my media time stamp in Camtasia 2023 so it is in sync with a slowed down video?
I have a Camtasia video where the main track is playing at half-speed (slo-mo). I want to have a media timestamp or clock of some kind that shows the correct amount of elapsed time. My main track is ...
- 121
0
votes
0
answers
48
views
Identifying true framerate of a video file using ffprobe/ffmpeg?
As the header suggests I have a video file that seems to have been modified. When I call ffprobe and look at the timebase I see a 1/120 and get 120fps as the framerate. Let's say the video has 4000 ...
- 1
0
votes
1
answer
23
views
After adding subtitles the second audio track gone
I have a video with 2 audio tracks.
After using the following command line
the other audio track is gone
ffmpeg -i "movie.mkv" -i "subtitles.ass" -c:v copy -c:a copy -c:s copy &...
- 1
0
votes
0
answers
186
views
Trying to export from Capcut to external harddrive get error 'no access to save path'
I've googled this and can't find anyone having the same issue.
Using Capcut on a Mac, trying to export to an external hard drive.
Is there a permissions things I need to grant Capcut?
- 121
0
votes
0
answers
52
views
mp4 video doesn't play on mobile, but it plays locally
I built a mp4 video from jpg images using this command:
ffmpeg -framerate 1 -i img%d.jpg -c:v libx264 -pix_fmt yuv420p -r 1 output.mp4
I can open and play video on my computer (in VLC and in a browser)...
- 101
0
votes
1
answer
49
views
Is there a way to combine two videos interlaced frame by frame with a single ffmpeg command?
I have two videos and I want to go through them frame by frame
taking one frame from video 1, followed by 1 frame of video 2
then the next frame of video 1, followed by the next frame of video 2.
Like ...
- 1
1
vote
1
answer
22
views
Post Production Video Effect: How is this done?
I found a YouTube video with a post-production editing effect I'd never seen before. Could someone explain how they did this, and what software they used? Below is the link to a short Loom video.
...
- 11
0
votes
0
answers
10
views
Final Cut Pro v. 10.6.6 - fcpxml file with reference to mp4 file via url works, but only after closing/reopening library
I'm writing software that exports fcpxml files to allow import of video clips into Final Cut Pro.
The file looks like this:
<?xml version="1.0" encoding="UTF-8"?>
<!...
- 101
0
votes
1
answer
23
views
Insert PNG at exact position of a video, with exact duration
Insert PNG at exact position of a video, with exact duration - is it possible with FFMPEG?
If not, then may be with other software?
I have several hundreds of PNGs. Each needs to be inserted at exact ...
- 113
1
vote
0
answers
40
views
Kdenlive does not seem to be leveraging proxy clips
I am trying to edit some 4K clips in Kdenlive and so I would like to use the proxy clips feature to speed up editing experience.
I have enabled the feature by default:
I've also checked that it is ...
- 95
0
votes
1
answer
49
views
ffmpeg command to scale, show images at exactly 130bpm
I have a sequence of images which I would like to display to some music that plays at 130bpm. I'll also need to scale down the images, which are a rather strange 2673x2151 pixels, to something that ...
- 103
0
votes
0
answers
33
views
FFMPEG - Smooth overlay of two video streams
Using FFMPEG, my goal is to create a video with a "smooth" parallax effect out of two large images.
I create two videos out of two PNG images (scroll animation).
ffmpeg -y -loop 1 -framerate ...
