node-fluent-ffmpeg | A fluent API to FFMPEG (http://wwwffmpegorg) | Runtime Evironment library
kandi X-RAY | node-fluent-ffmpeg Summary
kandi X-RAY | node-fluent-ffmpeg Summary
Fluent-ffmpeg is looking for new maintainers More details on the wiki. This library abstracts the complex command-line usage of ffmpeg into a fluent, easy to use node.js module. In order to be able to use this module, make sure you have ffmpeg installed on your system (including all necessary encoding libraries like libmp3lame or libx264).
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Trending Discussions on node-fluent-ffmpeg
QUESTION
I am working on VOD feature and for the past few days I am unable to output generated HLS playlist and files to GCP. I am using fluent-ffmpeg for uploading hls playlist to GCP. Here is the test code environment for uploading HLS to GCP using Node.js
...ANSWER
Answered 2021-Dec-29 at 07:12For the time being, I have managed to upload HLS playlist to GCP by using a temporary file storage as mentioned here. I managed to solve this via the following way
QUESTION
I am trying to build an electron react app. I need to integrate this node modules https://www.npmjs.com/package/whatsapp-web.js in my electron react app. My main.js of electron looks like this:
...ANSWER
Answered 2021-May-26 at 02:04It looks like the webpack plugin are not in effect
try:
QUESTION
iam trying to code a function which creates images from video files using ffmpeg.
But now i want to know how can i make that with ffmpeg commands exactly, because i use wrapper and now i have some limitations, so i must go in the native way.
So, first of all i have decided to use a Wrapper which is called node-fluent-ffmpeg.
And this is my work-around with the Wrapper:
...ANSWER
Answered 2020-Oct-08 at 00:46The main problem would be getting the duration of the video, so as long as you have ffprobe you should be able to do this:
Get duration then divide by 60, convert the number to a timestamp.
ffprobe -v quiet -print_format json -show_format -show_streams ""
Then parse the JSON for format.duration
, then divide it by the number of screens you want.
Then loop over 60 times to get a single frame at a specific timestamp by doing dateformat('H:i:s', i * (format.duration / 60))
(pseudo):
QUESTION
I have a quick question, I'm trying to do a cloud video editor, and i want to be able to cut out video usng nodejs.
I'm using fluent-ffmpeg. Here is my code :
...ANSWER
Answered 2020-Sep-22 at 08:53After digging in node fluent doc and the info from @szatmary, it's possible to define audio and video codec. To use the same codec and avoid re encoding all the video, simply pass copy
as argument in withVideoCodec
and withAudioCodec
:
QUESTION
I am trying to implement a Cloudfunction which would run ffmpeg
on a Google bucket upload. I have been playing with a script based on https://kpetrovi.ch/2017/11/02/transcoding-videos-with-ffmpeg-in-google-cloud-functions.html
The original script needs little tuning as the library evolved a bit. My current version is here:
...ANSWER
Answered 2020-Jun-19 at 12:24From google cloud documentation it seems the function should accept three arguments: (data, context, callback)
have you tried this or do you know that context
is optional? From the docs it seems that if the function accepts three arguments is treated as a background function, if it accepts only two arguments, is treated as a background function only if it returns a Promise
.
More than this some other point:
1: here no callback
function is called, if in your tests your function exited with that log line, it is another point suggesting that calling the second argument as a callback function is a required step to make process finish:
QUESTION
I'm trying to make a basic online video editor with nodeJS and ffmpeg.
To do this I need 2 steps:
set the in-and-out times of the videos from the client, which requires the client to view the video at specific times, and switch the position of the video. Meaning, if a single video is used as an input, and split it into smaller parts, it needs to replay from the starting time of the next edited segment, if that makes sense.
send the input-output data to nodejs and export it with ffmpeg as a finished vide.
At first I wanted to do 1. purely on the client, then upload the source video(s) to nodeJS, and generate the same result with ffmpeg, and send back the result.
But there are may problems with video processing on the client side in HTML at the moment, so now I have a change of plans: to do all of the processing on the nodeJS server, including the video playing.
This is the part I am stuck at now. I'm aware that ffmpeg can be used in many different ways from nodeJS, but I have not found a way to play a .mp4 webm video in realtime with ffmpeg, at a specific timestamp, and send the streaming video (again, at a certain timestamp) to the client.
I've seen the pipe:1 attribute from ffmpeg, but I couldn't find any tutorials to get it working with an mp4 webm video, and to parse the stdout data somehow with nodejs and send it to the client. And even if I could get that part to work, I still have no idea to play the video, in realtime, at a certain timestamp.
I've also seen ffplay, but that's only for testing as far as I know; I haven't seen any way of getting the video data from it in realtime with nodejs.
So:
how can I play a video, in nodeJS, at a specific time (preferably with ffmpeg), and send it back to the client in realtime?
What I have already seen:
Best approach to real time http streaming to HTML5 video client
Live streaming using FFMPEG to web audio api
Ffmpeg - How to force MJPEG output of whole frames?
ffmpeg: Render webm from stdin using NodeJS
No data written to stdin or stderr from ffmpeg
node.js live streaming ffmpeg stdout to res
Realtime video conversion using nodejs and ffmpeg
Pipe output of ffmpeg using nodejs stdout
can't re-stream using FFMPEG to MP4 HTML5 video
FFmpeg live streaming webm video to multiple http clients over Nodejs
http://www.mobiuso.com/blog/2018/04/18/video-processing-with-node-ffmpeg-and-gearman/
stream mp4 video with node fluent-ffmpeg
How to get specific start & end time in ffmpeg by Node JS?
Live streaming: node-media-server + Dash.js configured for real-time low latency
Low Latency (50ms) Video Streaming with NODE.JS and html5
Server node.js for livestreaming
Stream part of the video to the client
Video streaming with HTML 5 via node.js
How to (pseudo) stream H.264 video - in a cross browser and html5 way?
How to stream video data to a video element?
How do I convert an h.264 stream to MP4 using ffmpeg and pipe the result to the client?
https://medium.com/@brianshaler/on-the-fly-video-rendering-with-node-js-and-ffmpeg-165590314f2
...ANSWER
Answered 2020-Mar-11 at 23:15This question is a bit broad, but I've built similar things and will try to answer this in pieces for you:
- set the in-and-out times of the videos from the client, which requires the client to view the video at specific times, and switch the position of the video. Meaning, if a single video is used as an input, and split it into smaller parts, it needs to replay from the starting time of the next edited segment, if that makes sense.
Client-side, when you play back, you can simply use multiple HTMLVideoElement instances that reference the same URL.
For the timing, you can manage this yourself using the .currentTime
property. However, you'll find that your JavaScript timing isn't going to be perfect. If you know your start/end points at the time of instantiation, you can use Media Fragment URIs:
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