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Showing posts with the label Ffmpeg

Python Ffmpeg Subprocess: Broken Pipe

The following script reads a video with OpenCV, applies a transformation to each frame and attempts… Read more Python Ffmpeg Subprocess: Broken Pipe

Typeerror: 'function' Object Is Not Subscriptable Python With Ffmpeg

clips = [] def clipFinder(CurrentDir, fileType): clips.clear() for r,d,f in os.walk(Curren… Read more Typeerror: 'function' Object Is Not Subscriptable Python With Ffmpeg

How Do I Limit Resources For Ffmpeg, Called From A Python-script, Running In A Docker Container?

I deployed a service, that periodically does video encoding on my server; And every time it does, a… Read more How Do I Limit Resources For Ffmpeg, Called From A Python-script, Running In A Docker Container?

Can You Insert Text From A File In Real Time With Ffmpeg Streaming?

I have this code i use to stream a file and place the name of the show of the video at a certain ti… Read more Can You Insert Text From A File In Real Time With Ffmpeg Streaming?

Running List Of Cmd.exe Commands From Maya In Python

I am writing a maya python script to batch render a scene into jpgs then use ffmpeg to turn them in… Read more Running List Of Cmd.exe Commands From Maya In Python

Could Not Open Codec 'libopenh264': Unspecified Error

I am using OpenCV to process videos for my research. I have Python 2.7 and OpenCV 3.2 versions inst… Read more Could Not Open Codec 'libopenh264': Unspecified Error

Using Ffprobe/ffmpeg To Extract Individual Frames And Types In Encode Order

I am able to extract keyframes using ffmpeg. Something like this that I have been using: ffmpeg -i … Read more Using Ffprobe/ffmpeg To Extract Individual Frames And Types In Encode Order

Python: How To Decode A Mp3 Chunk Into Pcm Samples?

I'm trying to catch chunks of an mp3 webstream and decoding them into PCM samples for signal pr… Read more Python: How To Decode A Mp3 Chunk Into Pcm Samples?

Encoded Video's Path Gets Changed In Database After Encoding With Ffmpeg And Celery And Works As Normal Without Celery

I have this code to transcode video and it works well without celery. With celery, the path of the … Read more Encoded Video's Path Gets Changed In Database After Encoding With Ffmpeg And Celery And Works As Normal Without Celery

Videocapture Always Returns False In Python Opencv [linux]

Every time that I use VideoCapture trying to access the frames from a video file, the return value … Read more Videocapture Always Returns False In Python Opencv [linux]

Python Subprocesses (ffmpeg) Only Start Once I Ctrl-c The Program?

I'm trying to run a few ffmpeg commands in parallel, using Cygwin and Python 2.7. This is rough… Read more Python Subprocesses (ffmpeg) Only Start Once I Ctrl-c The Program?

Subprocess Call Ffmpeg (command Line)

I have been incorporating subprocess calls in my program. I have had no issues with subprocess call… Read more Subprocess Call Ffmpeg (command Line)

Find: Missing Argument To `-exec' When Using Subprocess

'find / -name 'testmkv-27311.mkv' -exec bash -c 'ffmpeg -i testmkv-27311.mkv -vcode… Read more Find: Missing Argument To `-exec' When Using Subprocess

Coverting Webm To Wav With Ffmpeg

I've succesfully used ffmpeg in Python to convert mp3-files into wav so I can post them to Goog… Read more Coverting Webm To Wav With Ffmpeg

Using Ffprobe Within A Python Script

I am fairly new to python, this is my first real project and I have come to a roadblock. What I hav… Read more Using Ffprobe Within A Python Script

How To Get Equally Spaced Audio Chunks From .wav File Using Ffmpeg?

I have a .wav file which I am trying to slice into chunks of .wav files that are each 5 seconds lon… Read more How To Get Equally Spaced Audio Chunks From .wav File Using Ffmpeg?

Piping To Ffmpeg With Python Subprocess Freezes

With the following code, I am able to pipe frames of a video to FFMPEG using Python, Numpy and the … Read more Piping To Ffmpeg With Python Subprocess Freezes

Ffmpeg "piping" Doesn't Work With Mp4 Files?

I try the answer from this post and works very well for .webm format. I also try this implementatio… Read more Ffmpeg "piping" Doesn't Work With Mp4 Files?

How To Use Pyav Or Opencv To Decode A Live Stream Of Raw H.264 Data?

The data was received by socket ,with no more shell , they are pure I P B frames begin with NAL Hea… Read more How To Use Pyav Or Opencv To Decode A Live Stream Of Raw H.264 Data?

Pushing Data To Web-browser While Processing Input From Ffmpeg

I want to push output of this directly to the user using PHP/Python: wget -qO- 'http://my-video… Read more Pushing Data To Web-browser While Processing Input From Ffmpeg