Questions tagged [ffmpeg]
Only questions about programmatic use of the FFmpeg libraries, API, or tools are on topic. Questions about interactive use of the command line tool should be asked on Super User or Video Production. FFmpeg is a free, open source project that produces libraries and programs for handling multimedia data.
ffmpeg
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Piping yt_dlp to FFMPEG using python: ffmpeg failing to recognize video data from pipe
I am trying to pipe the output of yt_dlp into a pipe used by ffmpeg which then outputs.:
def pipe_function(url):
ydl_command = [
'yt-dlp', '-f', 'bestvideo+bestaudio', '--quiet', '--no-warnings', ...
- 864
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why am i getting this error when using FFmpeg in a spring boot app on a mac intel device: SIGSEGV (0xb) at pc=0x000000013d71b0e0, pid=49777, tid=42755
I am working with FFmpeg library in spring boot app to stream live recording from an ip camera via RSTP and save to S3 bucket but i am running into the error below.
A fatal error has been detected by ...
-1
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10
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FFmpeg individual image zoom-in transition
I'm stuck with an ffmpeg command that needs to generate a video. Originally, I had an ffmpeg command that would loop through images and change after a certain amount of time. Now, to improve the video ...
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15
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FFmpeg: Issues for Transparent Background in WebM Video
I've encountered an issue while processing videos with FFmpeg. I want to convert a MOV video with an alpha channel to WebM format and overlay it onto a main video. Below are the steps I took and the ...
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30
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.exe file, works different than .py file
I've made the YouTube Dowbloader App, and everything is working properly (run in PyCharm), but when I try to make it executable with pyinstaller, it's not working.
This is the link to the repo:
...
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15
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ffmpeg issue when adding subtitles
previously this code was working well but when I tried to merge the subtitles with the video an error occurred what could be?
// Path to the subtitle file
const subtitleFilePath = path.resolve('C:\...
- 121
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timelapse from live stream with ffmpeg [closed]
I have a webcam connected to my windows 11 pc and I want to make a timelapse video.
using the following I can make a video but if I leave it on for hours its too long so I want to capture only 1 frame ...
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21
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How to record audio with ffmpeg on ubuntu with python?
I encountered the problem of recording output audio on Ubuntu with Python.
I want to record the output sound from the browser.
I used USB Headphone as the output device, then record sounded with ...
- 41
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FFMPEG : how i enable -decryption_key instead of -cenc_decryption_key when i do my ffmpeg build? [closed]
i have é different ffmpeg bins , the first one have this option :
dash AVOptions:
-allowed_extensions .D......... List of file extensions that dash is allowed to access (default "aac,m4a,...
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#0 does not contain any stream [closed]
ffmpeg exited with code 1: Output #0, mp4, to 'D:\billion-view\video-compilation-electron-app.billionviews\simple_audio\yt-video-best-short-motivational-speech-video-24-hours-1-minute-motivation-2-...
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Discrepancy in Video Quality with FFmpeg Encoding on Different Laptops
I’m experiencing an issue where encoding the same video with identical FFmpeg commands on two different laptops results in different output quality. Here’s the command I’m using:
ffmpeg -hwaccel none -...
- 1
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21
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Flutter: Saved Audio Not Accessible in Music Player Apps
I'm developing a Flutter app that generates MP3 audio files.
I can successfully save these files to the device storage. However, they're not showing up in any music player apps.
I'm using the ...
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ffmpeg - output includes combined video stream from inputs but also exact video streams from inputs [closed]
Hi I'm using ffmpeg to transcode some video files from prores or dv to h264/mov. Also I want to add a logo on it and make some other changes.
The command line I use is
ffmpeg -i input.mov -i logo.png -...
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FFmpeg "Non-monotonous DTS in output stream" error when processing video from Safari's MediaRecorder
I'm recording a video stream in Safari with MediaRecorder, then sending it to a remote server which then uses ffmpeg to reencode the video. When reencoding with FFmpeg, I get a lot of warnings and the ...
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Negative pts timestamps in RTSP packets using FFMPEG/C++ while remuxing H264 format into MPEG-TS
I am muxing an H264 stream from RTSP camera to a MPEG-TS container (no re-encoding, just putting the bytestream to a container). At some point I figured out how to deal with pts and dts fields in ...
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