34,079 questions
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12
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FFMPEG audio 0.1ms stutter but video is smooth
I have videos in a folder unprocessed and i'm also using inotifywait to check the folder for new sub folders for videos and process them automatically....
Problem i have is with ffmpeg and stuttering ...
- 168
0
votes
0
answers
17
views
Expo Camera saving video using createAssetAsync not working on iOS only. ERR_UNSUPPORTED_ASSET_TYPE for .mov file
I am using Expo in React Native, and I want the user to record videos using the camera and save it to the phone. Everything is working fine on Android but on iOS, the createAssetAsync call is failing ...
- 15
-1
votes
1
answer
34
views
openCV: video does not get saved correctly
The output video has only 1kB and can not be opened. What is wrong?
This is my code:
import cv2
import numpy as np
file_name = "Touhou - Bad Apple.mp4"
output_file_name = "Touhou - Bad ...
- 341
0
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0
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14
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The video tag does not autoplay when the source is mapped to a variable in a Blazor Server app .net 6
While using the source as a variable, the video does not autoplay. However, it works properly if the source is used directly.
Project blazor server app .net 6
<video id="videoPlayer" ...
1
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0
answers
51
views
Error using webcodecs to decode h264 data and display on browser from http fetch
I am getting :
(index):60 Error during fetch or decode process: DataError: Failed to execute 'decode' on 'VideoDecoder': A key frame is required after configure() or flush(). If you're using AVC ...
0
votes
1
answer
33
views
How to automate ffmpeg to split and merge parts of video, and keep the audio in sync?
I have a Python script that automates trimming a large video (2 hours) into smaller segments and then concatenating them without re-encoding, to keep the process fast. The script runs these ffmpeg ...
- 31.3k
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votes
0
answers
5
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Issues with Video Recording Duration and Smooth Playback when Using v4l2 to MP4 (FFmpeg)
I'm trying to record a video from a USB device with v4l2 framework and save it in MP4 format using FFmpeg. My sample code successfully captures and saves the video, but I'm running into some issues:
...
- 11
1
vote
1
answer
34
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Issue with Recording Two Videos Simultaneously on Raspberry Pi 5: One Video at 1280x720 20 FPS, Other Only at 10 FPS
I’m working with a Raspberry Pi 5 (27W power supply) and I’m facing an issue while recording two videos simultaneously with two identical USB cameras. Here's the setup:
Camera 1 is connected via USB ...
- 13
0
votes
2
answers
63
views
Video Won't Play In Safari
I have a video that I'd like to place on my website.
<video controls playsinline>
<source src="myvideo.mp4" type="video/mp4">
</video>
I have no trouble getting ...
- 29
0
votes
1
answer
59
views
How do I change video description metadata fast in windows 10?
I have folders with 100s of videos and I need to change the meta data on these videos.
If I right click on one of the videos and go to properties and then details I can clear the meta data out of the ...
- 41
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0
answers
29
views
Expo-video problem with replaying every time the screen is focused
I have been working with the expo-av library, but with the recent release of a stable version of the expo-video library in Expo SDK 52, I decided to give it a try. However, I came across an issue that ...
- 21
-2
votes
0
answers
53
views
How to get the real size (rendering size) of an MP4 video [closed]
I am testing this MP4 video file for playback in browser.
When I open this video in Chrome I get told .videoWidth and vidHeight make "720x1271".
What I've tried:
When I read it's basic ...
- 11
0
votes
0
answers
22
views
Optimization of videos from Flutter App Api Call
I list videos from api on my page in Flutter.I used the PreloadPageView 'preload_page_view' package to list the videos.The videos are in mp4 format. Video sizes average between 100-200 mb. I make the ...
- 30
2
votes
1
answer
49
views
MoviePy SubtitlesClip will not accept any provided font (Python)
I am currently trying out moviepy to burn subtitles on a video. However I keep getting the same error message no matter what I do. This is the code I am using:
from moviepy import TextClip
from ...
- 51
0
votes
1
answer
94
views
How to make WebM screen recording chunks independently processable (for audio extracting)
I am streaming screen recordings from the browser into 5-second WebM chunks using the MediaRecorder API.
The first chunk (root chunk) is independently processable because it contains the necessary ...
- 79