Graphics, sound and multimedia • Full Hardware Acceleration for USB Webcam...
Title: Full Hardware Acceleration for USB Webcam 1080p@30fps to H.264 RTSP Stream on Raspberry Pi 4Description:I’m trying to achieve full GPU hardware acceleration for encoding video from a USB webcam...
View ArticleGeneral • link routine at some address?
I apologize for the big dumb question, I'm casting a wide net and hoping for some suggestions.I have a base firmware image I like to run on my pico. It works well. I'd also like to be able to load a...
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Interfacing (DSI, CSI, I2C, etc.) • Where to attach an antenna to this 433...
I recently got a few of these MX FS 03V 433 MHz transmitter modules. They're a little different than similar modules I've had before – in particular, in not having a clearly-marked place to attach an...
View ArticleGeneral discussion • Moving root to LVM on Raspberry Pi OS Lite 64 bit...
I want more control over my Pi 4 that I am setting up as an NFS NAS box. I have external SSDs and a USB 3 NVME SSD that I am using for storage and I want to set up one big LV for the exported file...
View ArticleTroubleshooting • opencv troubleshooting when using Canny
I was trying to use a tracebar to change the value of shresholds for Canny. Here is my code:Code: #HoughLinesP import cv2import numpy as npfilename = input("Enter name of file to process: ")original =...
View ArticleC/C++ • I'm trying to convert some old code using pigpio to use libgpiod
The first thing I ran into was how to convert gpioSetSignalFunc. The rough parallel seems to be gpiod_ctxless_event_monitor. One difference I see right off, however, is that I used to be able to end...
View ArticleBeginners • Pi Camera stopped working?
Hey, If you guys could give me some insight onto why my camera stopped working that'd be appreciated. I was messing around with putting the preview onto a customtkinter frame and after installing a...
View ArticleAdvanced users • What in the udev is going on!? (with auto desktop login)
RPI 4bRaspbian/Debian BookwormI guess Wayland/whatever the default Desktop/GUI isudev/stable,now 252.33-1~deb12u1 arm64. Fully apt-get updated/upgraded.I have a program that I'm running as a systemd...
View ArticleTroubleshooting • CAN (mcp2515) doesn't work on RPi 5
Hi, I want to log data on a CAN bus with my RPi5, so I connected a mcp2515 by following this guideline: viewtopic.php?t=141052Unfortunately, it doesn't work, but I just can't see any error ?!?Here my...
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Troubleshooting • What is this component
I accidentally removed a part from my RPI02W thinking it was the ACT led. Now I don't have the part, but I'd like to replace it with the correct one. Statistics: Posted by perigalacticon — Sat Feb 08,...
View ArticleC/C++ • Does libgpiod have the same timing precision I had been able to get...
I have developed a library for reading remote wireless temperature sensors. Reading data from these sensors requires accurately measuring the time between up/down transitions on the data line...
View ArticleCompute Module • Looking for a small (2.8"-4") supported DSI touch...
I am working on an embedded project that needs a small dsi display. In prototyping I have been using the Waveshare 2.8" 640x480 Carrier Board, but as I start designing my own carrier board I realized...
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Troubleshooting • [RESOLVED] Pi Zero 2W won't boot and flashes 7 short...
After I did a pretty bad job soldering on a USB cable, in such a way as to allow me to power the Pi through the same USB that it sends data over (image attached), it refuses to boot properly. When I...
View ArticleGeneral • Looking for some advice with a air quality project
Hi all,I’ve been doing research all night effectively for my project where I just want to see the air quality (co2 and a temp sensor)I wish to display somehow, most likely a dot matrix, 7 segment or...
View ArticleRaspberry Pi OS • Qbittorrent trouble writing to folder with service user
I have a raspi that is being used as a torrent box using qbittorrent and a user called qbtuser. I followed the offical qbittorent guide found at https://tinyurl.com/mr2mn7w5 to the letter and...
View ArticleGeneral discussion • Thunderbird error
Official Raspberry Pi Dev Kit. CM5 Lite, 8GB, no WiFi. Running official Raspbery Pi OS (bookworm) from NVME.Thunderbird Nebula 128.7.0esr (64-bit), error[GFX1-]: glxtest: DRM render node not clearly...
View ArticleGeneral discussion • Waveshare 2k 5.5inch touchscreen only displays backlight
Recently I got a new waveshare screen capable of displaying 2k. I first hooked it up to my Rpi 4 and ran raspberry pi os which worked perfectly fine and all display and touchscreen functions worked...
View ArticleGeneral • RP2350 datasheet, MOV OSR, ...
Hello everyone,there seems to be a possible source of confusion in the datasheet for the RP2350.In particular for the PIO instruction MOV with OSR as destination.In the datasheet it reads:" 111: OSR...
View ArticleBeginners • Recommendations for my CV project, on Pi 4 or 5, with cameras...
Hi all, I am working on a computer vision project, with object detection which triggers an automation which operates an emulated android app.I am just start trying to figure out what sort of hardware...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • CM5 and SPI network hat.
I'm having strong issues getting a network card (Alfa Halow Hat) to work on a CM5 dev kit. I have made it past the Device Tree issues, and am left in an odd spot. Everything works - until I try to...
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