Python FFmpeg wrapper wiith complex filter support. ffmpeg-python works well for simple as well as complex signal graphs.
Python FFmpeg wrapper with complex filter support. ffmpeg-python works well for simple as well as complex signal graphs.
Questions tagged [ffmpeg-python]
113 questions
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0 answers
Work around for FFMPEG filter 'hue' not keeping sound
Writing a little compression program, but the option i added to make it black and white also removes the sound, and I'm not entirely sure if this is a problem with my code or if the filter just doesn't keep the sound file. The else statement is…
Alex.Foster
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1 answer
filter not muting video ffmpeg-python
Idk why but when I apply this filter the video is still output with sound. I am not sure of the syntax required to apply filter, so help would be appreciated. Only necessary portion of the code is shown, as im pretty sure this is just a syntax…
Alex.Foster
- 15
- 6
0
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1 answer
How to convert the following ffmpeg command to ffmpeg-python code?
I have the following ffmpeg command that works when I enter it into command prompt: ffmpeg -list_devices true -f dshow -i dummy. I would like to convert this ffmpeg command into equivalent ffmpeg-python code. How would I do it? Also, this command…
watersheep23
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ffmpeg-python compression code not compressing. no error message just not changing file size
I'm really lost, I'm not sure what the issue is. The file is processing as the program takes longer to run the longer the video is, but it just does nothing. I don't think the compressed file is being output for some reason, and I cant figure it…
Alex.Foster
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- 6
0
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1 answer
Getting error message using ffmpeg-python: [NULL @ 000002486ae7b180] Unable to find a suitable output format for
Doing a python compression program for school work, can't get my head around why I am getting this error: '[NULL @ 000002486ae7b180] Unable to find a suitable output format for' followed by a file path the user selects
I think is has something to do…
Alex.Foster
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- 6
0
votes
1 answer
Concatenate multiple *.ts Files (byte or byte-like-Format) to one mp4 File
I've written a downloader in scrapy which downloads multiple ts Files asynchronously. Now I'm trying to concatenate and convert to mp4. I've written the following code but the video order doesnt seem to be correct and the mp4 file is completly…
scuba14
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How can I make this command by using ffmpeg-python?
ffmpeg -i brooklynsfinest_clip_1080p.mp4 \
-filter_complex \
"[0:v]split=3[v1][v2][v3]; \
[v1]copy[v1out]; [v2]scale=w=1280:h=720[v2out]; [v3]scale=w=640:h=360[v3out]" \
-map [v1out] -c:v:0 libx264 -x264-params "nal-hrd=cbr:force-cfr=1" -b:v:0 5M…
SeohyeonPark
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- 4
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1 answer
Apache mpm event shared memory error - ffmpeg-python Error while opening encoder for output stream #0:1 when accessed by multiple instances
EDIT:
I kinda figured out, the problem needs to deal with apache mpm event... When I send my request on the first client, my script is getting executed linear. When I send my request from the second client, he is literally starting at that point in…
Geilmaker
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1 answer
Get input filename from ffmpeg.input() object
I'm using the ffmpeg-python library.
I have an input file object in_, e.g:
import ffmpeg
in_ = ffmpeg.input('video.mp4')
How can I later (after adding filters, etc) extract the original name of the file used from in_? I don't see anything in their…
pigeonburger
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2 answers
How to use multiple map values in ffmpeg-python?
How can I use multiple map values for different resolutions in ffmpeg-python?
-map [v1out] -c:v:0 libx264 -b:v:0 1900k -bufsize 3800k \
-map [v2out] -c:v:1 libx264 -b:v:0 900k -bufsize 1800k \
kamoloff
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Play m3u8 audio streaming in python without saving audio content
there is an online radio station and i have a m3u8 url from that like below:
http://example.com/live/playlist.m3u8
I can capture the audio with ffmpeg with this command:
ffmpeg -i "http://example.com/live/playlist.m3u8" -c copy test.aac
I want to…
AlexMercer
- 301
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1 answer
How can I convert a RTMP stream to video file using FFmpeg?
I am trying to convert an RTMP stream to a video file using FFmpeg, but keep getting an error,
rtmp://localhost:1935/live/app: Broken pipe
on using:
ffmpeg -i rtmp://localhost:1935/live/app -acodec copy -vcodec copy test.mp4
streaming using FFmpeg…
kup
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1 answer
Image overlay in ffmpeg-python
I am trying to add a watermark to a video using ffmpeg-python. My pipeline is very straightforward, but I've been unable to figure out the syntax:
new_input = ffmpeg.input(file_name).filter('overlay', 'overlay.png').output(fout).run()
This throws…
David Ferris
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0
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1 answer
Error merging audio and video ffmpeg-python
So I'm trying to merge audio and video using ffmpeg-python but it keeps telling me one error
FileNotFoundError: [WinError 2] The system cannot find the file specified
Here's the code that im trying
def videoAudio():
input_video =…
angelord2k6
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2 answers
Discord.py Looping an audio source
Does anyone know how to loop the same source in FFmpeg?
This is my code:
@bot.command(pass_context = True)
async def join(ctx):
if (ctx.author.voice):
channel = ctx.message.author.voice.channel
voice = await channel.connect()
source =…
LordLazor
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