Questions tagged [video]
Video is an electronic medium for the recording, copying, and broadcasting of moving visual images. Use more specific tags when relevant, such as [video-editing] for questions related to trimming and modifying videos, [video-encoding] for questions related to editing videos into any format, and [video-processing] for questions related to processing videos with filtering video frames.
video
34,135
questions
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FFmpeg Could not write header (incorrect codec parameters ?): Invalid data found when processing input
I was trying to add a subtitle to in.mkv, but I got an error. If I add the subtitle to another mkv file, it works fine, so I'm sure the problem is in in.mkv.
And I try the following command:
> ...
- 1
-3
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1
answer
36
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When extracting a part of a video with ffmpeg, without reencoding, the output is choppy
I extract the part 00:02:00.000 to 00:03:30.000 of a video with ffmpeg:
ffmpeg -i input.mp4 -ss 120 -t 90 -vcodec copy -acodec copy output.mp4
It works but the output video is jerky/choppy, i.e. not ...
- 44.8k
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1
answer
33
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how to use IMFTransform convert NV12 to m3u8 ts file?
I can read camera which is NV12 data.
and transform it to m3u8 's ts files?
one m3u8 file is 1s to 3s each.
- 231
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0
answers
18
views
Background video not loading on any mobile phones
So here is my code:
<!-- VIDEO OVERLAY-->
<div class="video_overlay">
<header>
<!-- This div is intentionally blank. It creates the transparent black ...
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-1
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0
answers
22
views
how to decode a video(NSData) and get every frame as SampleBuffer without writing local file
I have a complete video package as NSData, i want to use hardware decode so that i can get the every frame as samplebuffer to render in metal, but AVAssetReader only accept URL, any way to decode ...
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-2
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0
answers
27
views
How to merge multiple videos end-to-end with yt-dlp or ffmpeg [closed]
We want to download a bunch of small sections of videos then stitch them all together into one big video. How would we go about this? Is there a way to bulk-stitch together videos from a particular ...
- 1
-1
votes
0
answers
37
views
Cant get loading/playing a video file to work
I'm trying to write an app where the user can choose a video file and be able to view it later using the default video player. In my testing, the file chooser works fine but I've never been able to ...
- 21
0
votes
0
answers
15
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How to resolve error_subcode 1363019 when publishing video to Facebook Page via Graph API
I'm trying to upload a video to af Facebook Page following this Graph API documentation: https://developers.facebook.com/docs/video-api/guides/publishing
I have been able to upload the video and ...
- 618
-1
votes
0
answers
83
views
facebook video downloader website video download problem
I tried the logic of php but i am not successfull. how can i make facebook video downloader website? please someone write simple code for this. i need using js and php. how can i write the logic. if ...
0
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31
views
Video play when div has class active and pause when has class next
Div's with video has 3 other classes - active, prev and next. I want to play a video when the div has class "active". For div's '.item' querySelectorAll doesn't work and querySelector works ...
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1
answer
17
views
Browser back button doesn't work with youtube videos
I am facing an issue where when I upload any YouTube video on a page or upload multiple videos in a carousal (AEM), the browser button just doesn't work. It doesn't take you to the previous page. Also ...
- 1
0
votes
0
answers
21
views
Unmuting a video upon 'enter section' with id="videos" and vice versa mute upon 'leave section'... Event Listener?
I am desperatly trying to find somewhere where I can control the audio of a (unmute/mute) upon 'entering a specific section' and vice versa, mute upon 'leave section'... Is this controlled by an JS ...
0
votes
0
answers
6
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video tag html does not work in Chrome when source is a http stream whit vlc
Currently I have VLC media player streaming a video file out through http on port 8080.
<!DOCTYPE html>
<html>
</head>
<body>
<h1>video</h1>
<video ...
-2
votes
0
answers
41
views
Media-players show longest duration of multi-track MP4 files from FFmpeg [closed]
I need to merge two videos into one using ffmpeg. The resulting video should have two video tracks and one audio track, with the audio track taken from the longer video.
When playing the merged video ...
0
votes
1
answer
25
views
Unable to Add Attributes to Classes as Subclasses on Roboflow [closed]
I am using Roboflow to annotate my video and I am trying to add an attribute (Subclass) to the label box(class). I've checked all the resources and the latest documentation says that the feature to ...
- 43
2
votes
2
answers
109
views
How to playback an M3U8 Video from Cache in iOS?
I am dealing with an M3U8 video file where I'm trying to play it after storing such remote videos in my SwiftUI app.
The main approach I found so far is the accepted answer in this thread: Is it ...
- 23
0
votes
0
answers
10
views
The video file doesn't load in android studio for flutter project
I'm trying to insert a video file into an app interface. I've been testing to insert a whale video 5 seconds long, but the screen turns blank, while all the other elements load. I can't find the ...
1
vote
0
answers
18
views
Deleting video files from gallery not working on Android 14
I am trying to make a function that deletes a selected video from a recycler view. After the confirmation in the confirmDeleteDialog I receive "Failed to delete video" , knowing that the ...
- 23
-1
votes
0
answers
24
views
Optimizing Video Format and Hosting for Smooth Website Playback (After Effects, WordPress) [closed]
I'm web designer and currently working on a new website for a large product company, and I have a question about embedding videos on the homepage.
I have a bunch of short videos: intro, product ...
-1
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0
answers
34
views
Need help accessing the key when trying to decrypt .ts files via ffmpeg
I have downloaded all the individual .ts files and the corresponding m3u8 file from a VOD and I now want to merge them together into a single watchable file.
The problem is, that the .ts files are ...
- 1
2
votes
0
answers
56
views
How to render AVFrames more efficiently?
I have currently got the frame on the GPU and can render it smoothly. I have a decoding thread and a rendering thread. The decoding thread puts the decoded pointer to the GPU into a List, and the ...
0
votes
0
answers
18
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How can i find the video with different resolution details
How can I find a video with different resolution which are contains in video file.
Actually i am working on a react app to create a multiresolution video player it will take the video from the user....
-1
votes
0
answers
41
views
how to use OpenCvSharp record video,10 minute per file
I use OpenCvSharp to record video, 10 minute per file,but the code I wrote must be somewhere wrong, when I see the video,the video takes 12 minutes 29 seconds.here is the code.
using OpenCvSharp;
...
- 1
0
votes
0
answers
32
views
ReplayKit, ZoomSDK for iOS, EXC_BAD_ACCESS exception
Xcode 15.4
iOS 17.5
I'm trying to use ZoomVideoSDK in my iOS app to start a broadcast (Share the entire screen), I followed their documentation and created the app group and the extension target ...
0
votes
0
answers
5
views
moviepy imageclip doesn't work well for different images
image_clip = ImageClip("img1.jpg")
image_clip = image_clip.set_duration(wait_time).set_position('center').set_fps(24)
image_clip.write_videofile("image_clip.mp4", fps=24)
this ...
-1
votes
1
answer
33
views
How to play .avi videos stored on S3 in a web application (Node.js + React)?
I have a web application built with Node.js and React. Users upload videos in the .avi format to an AWS S3 bucket. I need to play these .avi videos on the web application, but .avi format is not ...
- 9
0
votes
0
answers
27
views
How to Play Video in External Player (like MXPlayer) in React Native?
I'm new to React Native and I'm looking to play a video in an external player (such as MXPlayer) on both Android. I've searched online but haven't found a clear solution.
In Android, this can ...
-3
votes
1
answer
62
views
FFmpeg: To trim a video using 'trim' and specify time using HH:MM:SS format [closed]
FFmpeg 7.0.1. I want to understand whether it is possible to trim a video using trim and to specify start and end time using the HH:MM:SS format instead of just seconds.
That is, the following command ...
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votes
0
answers
28
views
in Node.js how to dynamically crop/trim mp4 video file from AWS S3 and return it via streaming to HTML Video player
const res = await pipeline(
initiateObjectStream(videoKey, start, end),
response,
);
I have the functionality of a webinar platform. It has a recorded video that needs to be ...
- 21
0
votes
0
answers
19
views
Unable to merge video and audio with GStreamer in C# - only video is recorded
I am working on a project using GStreamer in C# to record an RTSP stream. My goal is to combine both video and audio into a single MP4 file. Currently, the code only records the video, and I am unable ...
-2
votes
0
answers
195
views
Pytube downloading only 360p resolution
When downloading video content, the program does not detect and download any other resolution than 360p.
from pytube import YouTube, Playlist
from pytube.cli import on_progress
from moviepy.editor ...
- 21
0
votes
0
answers
16
views
Load video on mobile device without autoplay
i have a video as background on my website.
<video loop="" playsinline="" muted="" preload="auto" oncontextmenu="return false;">
<...
- 23
0
votes
1
answer
14
views
Web page embedded YouTube video, how to display the mobile interface of the player on the phone
I embed youtube videos on the Web, but the phone displays the same player interface as the PC, with small buttons that make it difficult to click. But reddit embedded YouTube videos Instead, it shows ...
- 3
0
votes
0
answers
31
views
Add class to one fancybox thumb
There is a fancybox gallery with thumbs. There are images and one video in the gallery. Tell please, how can I add a class for thumb that opens the video? FancyBox v3.5.7. Here is code:
<div class=&...
0
votes
0
answers
22
views
PJSIP - outgoing video call does not transmit video
I'm using Orange Pi Zero 3 with Ubuntu 22.04.4. It is important for me to make a video call with Orange Pi. There is no need to accept the video, because Orange Pi has no screen. The initiator of the ...
- 209
0
votes
1
answer
25
views
VideoView with kotlin and android studio
I have a videoView in my layout and a code to play it, and work but on the left side of the video have a black line and this happend with all the video who i place
i think is a propriety default from ...
- 1
0
votes
0
answers
23
views
Axis camera RTSP streaming bitrate is not controllable
We are streaming our Axis camera via RTSP to Dolby for broadcasting (WHIP). We would like to limit the bitrate of the stream. We tried the "Variable Bitrate (VBR)" mode, but the bitrate is ...
- 140
0
votes
0
answers
10
views
Invoking a window getting selected text
I wanted to display a 'simpler' text to help supplement kids reading exercise. As an example - as an example the text may read :
Johnny went to school and he surreptitiously ate his lunch early. I ...
0
votes
0
answers
37
views
Acquiring payloads from m4s files packets in c#
I want to iterate over the packets of (available) .m4s files and acquire payload for each packet. Then, I want to read the (bytes of) payload and perform something on it.
Question:
My issue is with ...
- 121
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34
views
How does YouTube make it play the video and audio separately and work in Safari
I'm getting the data from the YouTube video with ytdl-core, however with videos above 1080p the video and audio files are separate, I would like to make it work without having to do any processing in ...
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0
votes
0
answers
21
views
UI layout analysis algorithm
I want to analyze the UI layout based on Screen Saving Image. Especially, I want to get the video stream layout of Zoom&Teams App, such as if the layout is single video stream, 2 video streams, or ...
- 575
1
vote
1
answer
39
views
Play Video as Background Video and not open in new window
I have a section with a background video and by default the video is paused.
When the user clicks on the "Play Video" button, the video opens in a new window which I don't want.
I want to ...
- 23
0
votes
0
answers
31
views
Facing issues while building video compressor using ffmpeg library in .net framework 4.7.1
I was building Video Compressor using .net 4.2.1 framework and also I am using ffmpeg library for video compression. I am not getting an exact issue actually is ffmpeg library not working or request ...
-1
votes
0
answers
36
views
Uploading Reel to Instagram via API error: The video format is not supported
I'm using FFMPeg to create a video with backing audio to upload to Instagram via the Graph API. I've followed the specs here as closely as I can: https://www.facebook.com/business/help/...
- 44
-1
votes
1
answer
29
views
HTML video tag with absolute links
I am learning HTML, but I am having issue with using video tag. I do it well with relative links-
<video src="shoonSHAN.mp4"controls height="255"></video>
But when ...
0
votes
0
answers
37
views
Record PCM Audio in HEVC video in an iOS app
Is it possible to set AVCaptureMovieFileOutput to record the audio for my HECV video as 44100Hz 16 bit mono PCM. If yes: how does it work?
I want to do some post processing on the audio after ...
- 47
0
votes
1
answer
63
views
Merging two videos using fluent-ffmpeg failing and returning 4294967274 code
I am merging two videos of different widths and heights but the mergeTofile function on its error listener is returning this error "Error ffmpeg exited with code 4294967274: frame= 0 fps=0.0 q=...
1
vote
0
answers
41
views
Python opencv/cv2 video generation - FPS/Frames desync
I have a weird problem related to fps/sync of frames.
Firstly, I have an input .mkv video in 30fps.
cap: cv2.VideoCapture = cv2.VideoCapture(example_video.mkv)
Then I break it into frames and work ...
- 31
1
vote
1
answer
20
views
"Source not supported" Error using Backblaze and next-video in NextJS
However, my Video component is throwing an error when I visit the page. The URL works in a tag in Next.js, but it does not work the same way in the next-video package. I have configured my next....
- 91
0
votes
0
answers
38
views
Chrome Record Audio And Video Using getUserMedia
I am trying to use my chrome addon to record a screen its working fine and recording the video but i cant seem to get it to record the audio from the screen or desktop
this is the code i have now ...
