Graphics programming • V4L2 H264 minimum example
Hello everyone,Looking for minimal example how to use H264 compression "dev/video11" using V4L2 c++I need to compress camera images to h264 stream using hardware acceleration.The compression should be...
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Other programming languages • Re: Pari/GP CAS (Computer Algebra System)
OK, checked in Basic Viewer stuff into repo:https://github.com/Hermann-SW/cgal4gpTested to work on 64bit Raspberry PiOS and on 64bit Ubuntu 22.04 (one Intel and one AMD).I am not happy how I build...
View ArticleOff topic discussion • Pls Recommend a Wirless Keyboard From Unknown Company
All I need is low profile keys that are backlit. I use Windows. Im interested in something from small companies and startup joints. Right now I have Logitech MK470 and like it a lot, but I work in a...
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Python • Re: Need help for read numbers from a picture
solved, I followed the instructions in your message:Code: Re: OCR optical character recognition of seven segment displReport this postSat Aug 20, 2016 2:49 pmMaybe best to install from the latest...
View ArticleTroubleshooting • Re: Pi 5 Wi-Fi Disconnects - Is this a power supply issue
I've had my Pi5 since release and have been using it on and off successfully using a none 5amp power supply but recently I have been experiencing issues with the wi-fi disconnecting randomly. The...
View ArticleInterfacing (DSI, CSI, I2C, etc.) • Re: SPI display for RPI5 with dtoverlay?
Getting the display up&running should be straight forward with mipi-dbi-spi (as long as you now the init commands). So far I could not find a touch controller driver in the kernel sources, so my...
View ArticleBeginners • Re: 256G SSD - creating image on 32G USB
What do you mean? It works very well for me. I had much more struggles to mount NTFS disk in USB enclosure that I was sharing with Windows to my old Mac. Here is my mount command:Code: mount -t...
View ArticleRaspberry Pi OS • Re: Swap memory on an M.2 storage device
Speed considerations aside, I think 3GB swap with 1GB RAM is likely to provide 3GB of mappable memory. In other news, it's pretty important to choose an SSD with a built-in RAM cache when using said...
View ArticleNetworking and servers • Bookworm. DNSMasq not working as DHCP server and...
Using Raspberry Pi OS Bookworm on Pi 4 with the latest updates. Dnsmasq not working as DHCP server and isc-dhcp-server is end of life. Help!Tested dnsmasq many ways. Under Networkmanager control and...
View ArticleOff topic discussion • Ứng dụng của cáp mạng cat6 utp commscope
Cáp mạng Cat6 COMMSCOPE] UTP 1427254-6 thích hợp cho những áp dụng mạng trong văn phòng, trọng điểm dữ liệu, nhà máy cung cấp và cả trong những hệ thống mạng gia đình. Sản phẩm đảm bảo kết nối mạng ổn...
View ArticleCompute Module • Re: Raspberry Pi Compute 5 Release Date?
Is it a typo or the CM5 is expected from docs to run at 2.0 GHz instead of 2.4 GHz?Statistics: Posted by ballscrew — Sat Jul 20, 2024 7:56 am
View ArticleTroubleshooting • Re: Zero2W - Bookworm and no wifi
I found another post about the problem. viewtopic.php?t=366155I will continue there... Thanks for the replies.Statistics: Posted by lianergoist — Sat Jul 20, 2024 8:05 am
View ArticleMedia centres • Re: TV HAT Raspberry Pi 5
Having tried the TV HAT on Pi Os and LibreELEC the "spi_master spi0: RX FIFO overflow detected" is noticed in both OS. I'm not convinced that it has anything to do with being heavily loaded as my...
View ArticleBeginners • Re: Power Multiple PI's
Though some quick research tells me that there is some potential for noise with a switching power supply.All PSUs have some noise, even linear ones. It might be negligible, or if you are unlucky,...
View ArticleTroubleshooting • Re: RasberryPI Zero 2W: Unable to connect to home WiFi.
I too can confirm there is a problem. tested with both Bookworm 64-bit and 32-bit Lite, and no connection to the standard AP from my ISP. (Technicolor CGA4233STO).If I use a wifi-dongle it also...
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Beginners • Re: new wayfire set default
I changed the autologin-session value in /etc/lightdm/lightdm.conf and this allowed the new wayfire to start However the appearance looks like default Can I somehow show it the settings that are used...
View ArticleGeneral discussion • Building C with libgpiod
I am having trouble getting a simple test C program to build with libgpiod.I have installed gpiod and libgpiod-devThe library files are in /usr/lib/aarch64-linux-gnuI can compile my program and it...
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Troubleshooting • Powering Raspberry Pi 5 without official Power Adapter
Hello All,I am facing an issue with the Raspberry Pi 5, which is powered by a third-party power supply through GPIO pins using 2x 5V Dupont and 2x GND Dupont connectors, each with a wire gauge of...
View ArticleGeneral discussion • Re: Building C with libgpiod
Try the library reference at the end of the line.gcc -o main main.c -lgpiodStatistics: Posted by joan — Sun Jul 21, 2024 7:10 am
View ArticleArch • Re: Firefox hardware acceleration | Raspberry 4 + ArchARM
https://www.omglinux.com/firefox-hardwa ... pberry-pi/Statistics: Posted by cjan — Sun Jul 21, 2024 7:21 am
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