Questions tagged [video]
Video is the technology of electronically manipulating still images that represent motion.
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Trying to Scan for Frames of a Specific Image in Video File Using FFmpeg Without False Positives
Before I get into my problem, fair warning - I have absolutely zero experience using ffmpeg or that much with code in general, so I barely know what I'm doing. I know what I want to do and have a ...
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Combine images and draw text on each image with animation xfade
I am using ffmpeg to merge multiple images and an audio to produce a video. I am using drawtext and xfade with dissolve transition. My ffmpeg command is given below.
ffmpeg -loop 1 -t 5 -i ./img/img0....
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Convert video from webm to mp4 using ffmpeg
I have 10 webm videos, each one has the same size ~15mb. When I run following code:
ffmpeg -i video1.webm -f mp4 video1.mp4
9 of them finish in ~10 seconds, but 1 lasts more then 3 minutes. I run ...
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Cutting and rejoining videos causes audio de-synchronization using ffmpeg
I'm trying to cut a video into pieces and rejoin them using ffmpeg on Windows 11 x64. Here's the details of ffmpeg:
ffmpeg version 2023-11-22-git-0008e1c5d5-full_build-www.gyan.dev Copyright (c) 2000-...
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ffmpeg Config to Produce H.264 Constrained Baseline Profile
It all begins with Plex and appears to end at ffmpeg as the easiest possible solution. I love ffmpeg! I use Plex running on Linux to stream over home network to a Roku. I've used this for years ...
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Why does my DSLR have a 1 minute recording limit?
I have a Nikon D7500, which I've been using to record some video. I know that most DSLRs have a 30 minute recording limit, and mine started off that way as well. The more I filmed, the more my ...
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How to align text boxes while keeping layout
I'm pretty new to Premiere Pro, and can't get my text (separate boxes, same layer) to align properly. I made a Photoshop mockup. Say you start with this.
Here is what is happening
Here is what I ...
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My OBS Studio Mac OS is stuck in 9:16 aspect ratio
I'm running OBS [[[ 30.0.0 (64 bit) ]]]on Mac OS [[[ 14.2 Beta (23C5055b) ]]]
My only options are vertical video. This just happened and I think it's since the beta update.
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Errors adding multiple Subtitles with FFMPEG
I am trying to soft-encode 3 subtitle files into my film.
I extracted the subtitles from the DVD using ByteCopy
I am using this command to add the files:
ffmpeg -i BloodDiamond.mp4 -i ...
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How to stitch two videos side by side using ffmpeg?
I want to create a video that consists of same video encoded at 2 different quality levels, half of each stitched side by side. Basically, like this image, right half of the video is the right half of ...
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ffmpeg able to use cuda, Vulkan and opencl at the time?
I am using ffmpeg with a lot of filters. I am currently using one gpu for using cuda filters like overlay_cuda and the encoding with:
-hwaccel_output_format cuda -hwaccel_device 3 -hwaccel cuda.
I am ...
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Create scrolling text on empty background, with sound, for presentation?
I have a sound file with an interview and separate files with a transcription of the interview (one SRT and one text with one sentence per line).
I want to create an animation or video where the ...
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How to inject video into a live stream?
When you have two or more live streams, and you want the ability to toggle between the two, such as switching to camera 2's feed on the main screen, how do you do that and what do you need to ...
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.ts included stream links gets stop after some time in exoplayer
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I have a link that streams. When I use the link for an IPTV player like Televizo, this plays for an unlimited of time, but when I use this link to my app Exoplayer or my computer's VLC player, this ...
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How to turn-off Anti-aliasing when convert video into gif file with ffmpeg
I want to know how can i turn off Anti-aliasing when i convert video into gif file with ffmpeg, Actually i want ouput in 100% pure aliased gif animation. like this sample image
Here i try this but ...
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Time-lapse vs Drone Video Quality on Linkedin
When we post video on Linkedin, Time-lapase looks bad vs Drone video looks Crisp and clean. Video link and screenshot below.
See below
Time-lapse footage:
Drone Footage
Here is the Link to Original ...
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Does Videopad support alpha channels / transparency in videos?
I use software from NCH called Videopad for all my video editing. I am trying to combine two video clips. The first is a standard MP4 video clip, but I have a second WEBM video file, encoded with the ...
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Need a program to make youtube videos with
I'm currently working on a youtube project with guitar playing in the videos. Is there any one program I can use to do this? I don't mind if it's paid or free. I need to capture both audio and video ...
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FFmpeg does not encode chapter titles
I am trying to add chapters to a .mp4 file.
When I tried extracting the metadata using the following command:
ffmpeg -i INPUT.mp4 -f ffmetadata FFMETADATAFILE.txt
I got an output file as follows:
;...
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Use ffmpeg to transform rtsp stream containing B-Frames and no DTS into fragmented mp4
The goal is to play a rtsp video stream in the chrome browser using Websocket and MSE. The structure of the system looks almost identical to https://stackoverflow.com/questions/73562944/ffmpeg-live-...
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Words highlighting when talking
Is there any automatic way to make words highlight when talking? For example, when I display the phrase Join the StackExchange community, each word of the phrase is highlighted as I say it. I see many ...
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How to convert Dolby Vision to SDR/HDR and sustain metadata?
Now I have a Dolby Vison streaming with Filmmaker mode which is from DV cert. lab. I want to convert this streaming file to SDR and HDR. I'm an outdoor for ffmpeg. Who can help me to write a ffmpeg ...
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Windows 11 video capture program not recording audio with video
I'm wondering if the stock video capture program is used solely for video and not audio. Are there other programs that will record video with audio (for Youtube)? Am I missing something here (settings ...
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no access to m3u8 when using ffmpeg
I have a code that allows me to download videos from .m3u8, but for some reason it hasn't worked since yesterday
ffmpeg -user_agent "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (...
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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 ...
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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:...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 ...
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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 &...
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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 ...
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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.
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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 ...
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How to calculate the CPU resources required to use ffmpeg to transcode a video stream
I have a SAAS software that does video transcoding using ffmpeg. The hardware is expected to have no GPU and other hardware acceleration technologies. The input video stream will have the following ...
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Looking for a player that can change the background of an RGBA video
Is there a Video Player for Linux where I can play a RGBA .mov file and set a Background Color? VLC is displaying transparency as black and I've found no way to change that.
I know that OBS is capable ...
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How to use FFMPEG with stream as an input in C#
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I want to use FFmpeg for frame extraction with a stream as an input in C#. However, I am encountering a failure while processing files that have metadata present at the end. FFmpeg tries to read the ...
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Is there a math formula computing the size of the video given its video and audio information?
I have a short video of length 11s in mp4 format. As you can see from the screenshot, it is 1080 by 1920 with Data rate 2097 kbps and total bitrade 2208 kbps. Frame rate is 30.00 fps.
The audio bit ...
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How can I find the best start and finish frames for looping a video?
Is there a way I can programmatically identify an ideal start and finish frame for looping a video using freely available or open source tooling such as ffmpeg?
I found this solution which is close, ...
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FFMPEG converts HEVC with Alpha mov to PNG sequence not work well
I have a mov file with HEVC with Alpha codec on Mac. The mov file has no background color, but have some foreground contents in it. I want to use FFMPEG to grab some PNG pictures from it. Following is ...
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How to add audio every x time [ffmpeg]
I have a file video.mp4 and file audio.mp3, how to with the audio inserted every 2 seconds of video
i try it but doesn't seem right. Please help me!
ffmpeg -i video.mp4 -i audio.wav -filter_complex &...
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how to extract segment of input.mov, loop an image at the end, and then replace audio with segment of audio file?
I've got a movie that I captured with my iphone. Let's call it input.mov. Having edited this video using my iphone, it appears to have dimensions of 1370x970, at least according to the iphone's ...
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Can someone please tell me what A.I. software was used to create these videos?
Can someone please tell me what A.I. software was used to create these videos?
https://www.tiktok.com/@conspiracyworld_/video/7254322742898494762
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Converting updating series of images to video with different durations using ffmpeg
My program generates images with different frame durations. I want to generate a video of them using ffmpeg simultaneously while new images are generated
I know how to generate a video using concat ...
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Broadcast is interrupted while streaming udp with ffmpeg
When I start a UDP stream with ffmpeg on Debian 11 server, I'm trying to transfer this UDP stream to set-top boxes via the Stalker portal. However, when I start watching these UDP streams through VLC ...
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Issue with repairing 3GP video using untrunc - Error: bad track: 's263'
I am trying to repair a corrupted 3GP video using the untrunc program, but I'm facing an issue due to an error.
The command I ran:
./untrunc -v ~/Desktop/logic/Video0086.3gp ~/Desktop/logic/Video0035....
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