Questions tagged [video]

Questions related to playing or editing video on the Raspberry Pi, both in SD and HD.

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20 views

H264 video input with streaming and recording

I want to connect a camera which outputs raw H264 via USB to an RPi4, I want to stream the video to a remote PC (Win10). I was advised that using H264 input would reduce the conversion overhead on the ...
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1answer
88 views

WARN:0 global /tmp/pip-wheel-2c57.../opencv/.../cap_v4l.cpp (890) open VIDEOIO(V4L2:/dev/video0): can't open camera by index

When switching from the legacy camera stack under Raspberry Pi OS with debian 10 to the new libcamera camera stack (in Raspberry Pi OS with debian 11 it is standard), I cannot use OpenCV any longer. ...
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23 views

pause raspberry pi 4 taking input from MFRC522 while the video is playing

The cards have video file names written to them. When a card is placed on the MFRC522 sensor, the video is played. Now, I am unable to figure out how to stop or pause the raspberry PI from taking the ...
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1answer
24 views

Boots correctly but says "No HDMI signal" after finishing kernel boot logs

I have a Raspberry Pi 4 Model B (8GB), I have flashed the latest version of Raspbian into a USB flash drive and I boot it from there. I've had no problems so far. Today I restarted it after about 2-3 ...
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1answer
52 views

Add a wIfi antenna on a Rapsberry Pi deployed underwater [closed]

I have Raspberry Pi in a pressure case that is deployed on the ocean floor and is collecting video. I would like to be able to communicate with the Pi from the surface without having to retrieve the ...
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24 views

Wifi/Bluetooth camera with Raspberry pi

I made a drone with Raspberry pi using Wifi module. I have a broken android phone, I want to add it's camera in the drone. How to do it ?
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9 views

MPEG-2/VC-1 Software Transcode vs Hard+Soft Decode+Encode

Is it better to directly transcode MPEG-2 (or VC-1) video into a different format (let's say h.264 as an example target) with the CPU, or is it faster to use hardware decoding (license purchase ...
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40 views

Raspberry Pi4: Remote control OMXplayer app

I want to control omxplayer video player via simple commands (fwd, back, pause, play, Stop) I send over the network to the Raspberry Pi. Having previously tried and failed to use the stdin and stdout ...
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35 views

How to run Britbox on Raspberry Pi 4?

I was wondering how can I watch Britbox https://www.britbox.co.uk/ on a Raspberry Pi 4? Currently, the video output is not running in chromium. I have tried increasing the gpu to 256 and this had no ...
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363 views

Raspberry Pi 3b+ Fake KMS not listed

I've been trying to follow tutorials on enabling hardware accelerated video decoding for my Raspberry Pi 3b+, such as this one: https://lemariva.com/blog/2020/08/raspberry-pi-4-video-acceleration-...
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39 views

U4VL WebRTC hardware codec error

I installed U4VL with all the necessary libraries for WebRTC. But the webcam isn't working with hardware codec enabled, I am using the Camera Board V2. I got the following error: In the uv4l-rapicam....
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30 views

Recoding video files for easy (low CPU) playback on Pi4 / Firefox

I won't go into the full detail of how we arrived here but I have a need to play two (locally stored on the eMMC) video files simultaneously in Firefox running on a Pi CM4. Right now it's struggling ...
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2answers
67 views

What is the bottleneck when I'm downloading something and playing a video?

When I'm downloading a file (torrent) and playing a video, my video will periodically freeze. The video uses the GPU and barely the CPU, the total CPU usage isn't anywhere near 50% when I'm doing ...
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13 views

Force video output to part of a monitor

I have a FHD monitor with a smashed screen on the left side only. Is it possible to force the PI to output video to only part of the screen? For example, output 1500 x 1080, and align to the right ...
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1answer
68 views

Omxplayer not always starting with rc.local

I have trouble with my Raspberry Pi 4B configuration. I prepared RPI to work with TV - it turns on the TV and switches active source to HDMI1 with cec-client. After turning on the TV it should start ...
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24 views

Receive pycam video from socket and save to file or process it

I tried using the pycam documentation 3.13. Recording to a network stream where the client is the pycam that sends H.264 video over a socket and the server incrementally reads a file-like object and ...
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2answers
921 views

Problem using vlc without X

After having used OMXPlayer for many years, I am now trying to install vlc for command line on a Raspberry Pi B+ (Buster Lite) without X: sudo apt-get update sudo apt-get upgrade sudo apt-get install ...
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1answer
119 views

Firefox 89 on Pi - visual codec artifacts

Firefox 89 on my Pi 4 is displaying bad codec symptoms, videos can be watched but the picture is corrupted by brightly coloured patches around areas of detail. On the Pi I am running Ubuntu 21.04 and ...
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53 views

Overlaying text to OMXPlayer using numpy array

Overlaying text to a video can be solved in this way: Play the video with OMXPlayer. Use Pillow to create a transparent image with the text. Save the image. Show the image with omxiv in a higher ...
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1answer
28 views

Does Pi4 output correct video for Apple CInema Displays?

I've seen the older thread asking about a pi 2 on a cinema display, but the responses weren't helpful. I have an old Apple Cinema display that does work - had an ancient mac up and running, but that ...
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122 views

Live streaming camera and microphone input on a Raspberry Pi 4

I got a a Raspberry Pi camera and a USB microphone connected to the Raspberry Pi 4. All of them are working seperately. But now, I would like to stream them live and combined for accessing it in HTML. ...
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71 views

How to use Raspberry Pi to encode video from an IP camera to stream to Azure?

Related to this question https://stackoverflow.com/questions/33530521/storing-live-video-on-azure-media-services Since WireCast is only for windows what is the alternative I could use to create an ...
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1answer
95 views

What code do I need to play videos using GPIO buttons with a raspberry pi?

I am trying to make a python program that uses GPIO buttons to play videos on a raspberry pi. I do not really understand python and I need some help with the code to make the videos play. I have tried ...
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44 views

Displaying only a gif on a Raspberry Pi

So all I want to do is when I turn on the raspberry Pi, I want to have it display a gif. I have tried to do research about how to do this and haven't had any luck so far. Would someone be able to help?...
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19 views

Cannot Stream From WAN remote Rpi using Python Server and Client Sockets

This is the first time I've ever asked a question to any on-line group, so apologies if this is the wrong place to ask this. I am trying to use stream live video using Python Server and Client sockets ...
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1answer
168 views

Overlay text on playing video

I am working on the following project: I want a video playing on a raspberry pi continuously in a loop. Whenever I press a button on the gpio, i want a text to be overlayed on the video for 5 seconds ...
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1answer
515 views

Can I record HD 1080 p 60 fps through USB on a Raspberry Pi 3 or 4?

I have a set-top box with HDMI output and want to record some programs from it on a Raspberry Pi (model 3 or 4). I found some HDMI to USB 3.0 converters with HDMI 'loop-out' which would enable us to ...
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1answer
333 views

raspberry pi 4B: writing to screen buffer / framebuffer

In the old days you could bypass system calls, bios calls, etc. by writing an ASCII character directly to a byte in the "screen buffer". Is there something similar with the raspberry pi 4b?
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15 views

Is the quantization aka quality factor of Pi camera images an integer or floating point value?

I want to make small changes to the size of video files produced by a Pi camera. I have a feedback loop that frequently measures video file size, since I have short duration files, and adjusts q in ...
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1answer
113 views

Having trouble with SD Card Copier

I put my USB on my pi and open SD Card Copier. I select the pi's sd card and the output device to my usb (dev/sda) and I click start: I notice on the file manager it creates a ~280MB partition and ...
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1answer
2k views

Ultra-wide monitor support - Screen resolution, Video and Audio Raspberry Pi 4 B

Ultra-wide monitor specs: 34 inch WHFD (2560 x 1080) IPS Display (21:9) - HD 10 AMD Free sync OS: Arch linux with Openbox (lightdm) Issues: Managed to get 2560x1080 pixels with "...
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1answer
116 views

How to change the brightness of the video output?

I bought a monitor that has a "minimum" brightness that is still quite bright. How can I change the brightness of the video output of the Raspberry pi, so that the signal going to the ...
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1answer
344 views

Send GPIO trigger(s) at specific video timecode(s)?

Just starting out in the wonderful world of RPi maker projects, scored a Model 2b v.1.1, installed the latest Raspbian and now ready for my first project :-) What I want to build is a video player for ...
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295 views

USB webcam (spherical camera) not working with Raspberry Pi OS

I'm feeling utterly hopeless with this one, but my USB spherical camera, Insta360 Air, no longer works with Raspberry Pi. It used to work in a previous OS (forgot the kernel version but before the OS ...
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1answer
618 views

Professional video editor for Pi 4B [closed]

I'm looking for a professional video editor for the Raspberry Pi 4B. Is there anything good that I can use? I mainly use special effects, and I split the frame a lot, so preferably with that feature. ...
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1answer
31 views

Is local video streaming site possible?

I'm not familiar with Raspberry Pi and I just want to ask if my idea is possible. I am planning to install Ubuntu and Python 3. I will put all videos in a hard drive, connect it to the raspberry pi, ...
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1answer
51 views

PIR Sensor activated video

I've attempted to modify this script here, but instead of for 4 video outputs, to only 2. I'm pretty new to programming a pi and am trying to wrap this up for an gallery project. Here is my current ...
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1answer
2k views

Raspivid multicast UDP streaming

I need to stream raspivid video via UDP instead TCP in a multicast fashion. Using: raspivid -w 640 -h 480 -vf -ih -fps 30 -n -o udp://dest_address:12345 I can stream the video trough UDP on ...
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1answer
75 views

Why this command works correctly in command line but doesn't in autostart file?

This command works in command line but doesn't in autostart: raspivid -t 10000 --segment 2000 --output video_%d.h264
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38 views

How much video can I store on a pi 3 a+?

I recently got a pi model 3 a+ and a camera module 2.0. I need to store about three hours of video on it. I have a 16gb SD card with raspbian installed. Can someone tell me how much video I can record ...
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67 views

How to prevent libvlc from opening a new window for every mp4 in playlist?

My requirement is that a list of mp4 files play sequentially in the same window. The aim is to produce a simple animated face, specific characteristics being added programmatically to the list. ...
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188 views

Is Raspberry Pi fast enough for realtime video processing?

I want to use Raspberry Pi 3 B+ on my RC airplane for a realtime image classification task. Airplane will be flying at an altitude ranged between 10-30 meters with a airspeed of 15m/s. What I need is ...
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1answer
43 views

Plugged in a 32GB Sandisk flash drive to my RPie3 (running Retro Pie) and it won't boot now

I wasn't sure if the flash drive was the culprit, so after reinstalling the OS (RetroPie) I tried the flash drive again....and sure enough, it killed my OS again. Even after unplugging it and power-...
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1answer
4k views

hardware accelerated h.265 encoding

will (or does) the pi 4 have hardware accelerated h265 encoding ? I know it has h264 options like MMAL or OpenMAX (for ffmpeg), just wondering if anything is in the works, or if its possible(or useful ...
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17 views

Recording audio from RPi3-B1.2, recording video on Windows PC

I am recording .NET programming videos for YouTube, on Windows 10. Because of background noise, I have been trying to record the audio in a different room, while doing the coding remotely from the ...
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1answer
6k views

Raspberry pi 4 - Framerate drop with video on chromium browser

I have a problem using chromium-browser in kiosk mode on a raspberry pi 4. I launch a web interface in Html with my video on it. Sometimes there is some drop frame / lag on the video, and I don't know ...
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0answers
121 views

omxplayer accelerates all video playbacks after upgrade to Buster

RPi lovers. Running Buster on an RPi3, which I just upgraded to from Raspbian Stretch. My omxplayer used to work fine right before the upgrade, and now after the upgrade if I try to play a video file (...
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0answers
2k views

Full HD playback on RPi4 with hardware acceleration

I am the owner of Raspberry Pi 4B with 2GB RAM and latest Raspbian OS. I already did some basic testing with HTML5 FullHD video or with Youtube and 1080p video, but playback is jerky and definitely ...
4
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1answer
960 views

Video tearing in custom Electron app but not with included Chromium app

I have firstly played with the Raspbian config for video to see if that's the cause but after trying the web app within a different browser (Chromium included) it works. I have a web version of my ...
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0answers
241 views

Overlay text to a playing video

My project will play a video on a Pi with some buttons attached to the GPIO. What I need is to pop up a menu in response to those buttons, ideally without pausing the video if it's playing. I've seen ...

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