Questions tagged [image]

An image is a file containing the complete data of another medium, e.g. the content of a SD card.

Filter by
Sorted by
Tagged with
0
votes
0answers
14 views

Is it possible to display image from buffer to framebuffer?

Looking for a way to display image from buffer (without writing image to filesystem) to the framebuffer. The idea is to compute and display QR codes without needed a desktop environment. Possible?
0
votes
2answers
55 views

Creating my own raspberry pi img

I have used my raspberry pi for a specific project, where I had to change some configuartion in the rpi, install some dependencies and create a service so it launches at boot. Now that it's all done, ...
0
votes
1answer
29 views

Raspberry Pi Imager Not Recognizing sd card

I bought this canakit raspberry pi 4 and I have been trying to get retropie flashed on to this sd card, but raspberry pi imager is not recognizing the sd card. The card isnt bad because otherwise the ...
1
vote
1answer
22 views

Delete Wifi Credentials from Raspbian cloned image

I have a custom Raspbian image (based on Raspbian lite + some additional software installs) and I would like to clone this image and distribute it as part of an opensource project. How can I delete ...
1
vote
0answers
27 views

Which is more efficient for raspistill: `-vf -hf` or `-rot 180'? (Raspberry Pi Zero W)

According to the official documentation, With the camera placed upside-down, the image must be rotated 180° to be displayed correctly. The way to correct for this is to apply both a vertical and a ...
0
votes
0answers
42 views

Unable to boot custom built alpine image

I'm trying to build a custom Alpine Linux image for the raspberry pi. I'm using below script with some customisations, however, when I try to boot the image on the pi, I cannot get anything. The light ...
1
vote
1answer
44 views

Installing fresh image of operating system on Raspberry Pi 2

I have an older Raspberry Pi 2 that I'd like to put the latest compatible OS on. The specs of my Raspberry Pi: Raspberry Pi 2 Model B 1 GB from Canakit.com It came with a 8 GB SD card. I bought it ...
0
votes
2answers
62 views

Creating image of Raspbian after installing packages?

I would like to create an modified img file which I can flash to a large number of devices. The idea is that I create a clean raspbian version, install different packages manual on one device and ...
5
votes
4answers
144 views

OS image made using Pi-Gen lacks JPEG support in GTK

I recently started using Pi-Gen to generate customized prebuilt Raspberry OS images for use with a RaspberryPI 4. I use the build-docker.sh script on a Linux Mint VM. However, in a test run with ...
0
votes
2answers
50 views

How can I host images for my website on my Raspberry Pi? [closed]

My Raspberry PI runs 24/7 and I would like to be able to host images that are stored on that PI for my website. How can I go about doing this? Sorry for the lack of detail, if you have any questions ...
1
vote
1answer
68 views

How to fix frozen boot screen on R Pi?

I've installed the image Raspberry Pi OS (32-bit) with desktop and recommended software to microSD HC (Smartbuy 32gb) using Raspberry Pi Imager for Windows. Turning my R Pi on leads to loading screen ...
1
vote
1answer
32 views

How to backup a compressed version of your raspberry pi sd card image on Windows 10?

I'm interested in backing up my hard work and time invested RPi image with all packages setting and files installed in there and put it on a RPi zero w from RPi 4B so I've seen this thread on the ...
0
votes
1answer
36 views

raspberry pi zero w downloadable os image? [closed]

I have a pi zero w that was working fine until a power cycle, it came back up with no wifi. I asked on the raspbian forum and got a suggestion that an unplanned power cycle might have borked the ...
1
vote
2answers
91 views

SSH - Not able to ssh from my laptop to raspberry after rebooting the pi

Greetings to the community! I am struggling establishing an ssh connection from laptop (Windows 10) to my pi connected to it through an Ethernet cable (raspberry pi 3 model B+). The process I am ...
0
votes
0answers
65 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 ...
1
vote
3answers
2k views

Raspberry Pi Imager says “Input file is not a valid disk image.”

I'm attempting to put Raspbian Jessie on an SD card. (I'm choosing Jessie to eliminate a possibility of incompatibilities with the SW I plan on using. I may use Buster after getting everything working ...
0
votes
1answer
26 views

Operating systems with serial OOTB

Which Raspberry Pi operating system images have a serial console enabled out of the box? This is needed for a client to debug why they are not getting HDMI out of their Raspberry Pi 4. The client does ...
0
votes
0answers
19 views

Sending an image from one Raspberry Pi 3B to another using Rx/Tx

I'm working on a project where I need to transmit a picture from one Pi to another using serial communication .. it is not possible to send it via the network .. it is required in the project to send ...
1
vote
1answer
42 views

Is it possible to upgrade Raspian without running it on a Pi?

I would like to use my Linux host to update and upgrade a Raspian image. Can this be done? I know you can mount the image and make permanent changes, see e.g. https://raspberrypi.stackexchange.com/a/...
1
vote
1answer
312 views

Writing Ubuntu server image “Verification Failed”

I have tried googling for this to see if people have similar issues but found nothing. I recently obtained a Raspberry Pi 4 (2gb), installed raspbian lite earlier today which all worked just fine, ...
1
vote
2answers
3k views

Raspberry Pi Imager Failing to Verify Ubuntu Image Install to SD Card

I am trying to image Ubuntu onto an SD card on my Mac for use with my Raspberry Pi 4 using thew new official imager tool from Raspberry Pi (found here: https://www.raspberrypi.org/downloads/). For ...
0
votes
1answer
24 views

What is the difference between an operating system ISO that can be flashed to a harddrive, vs a copy of an installed OS produced with DD

I have to provision multiple Raspberry Pi's, and I thought I could simply copy one's memory card using dd to a file, and use that file to flash multiple new memory cards. I've tried this multiple ...
2
votes
1answer
196 views

How to get 10-bit depth black and white image from raspicam v2.1?

I am a little bit confused about image capturing by Raspberry pi camera V2.1 [1]. I work on the Raspberry pi 4 and I know how to get 8-bit depth black and white (BW) image from it on the C++ level ...
2
votes
0answers
61 views

python (2/3) functions to use a USB-camera? [closed]

After many attempts using pygame, or OpenCV to capture and display pictures from a standard USB-camera I decided to ask this question. Mplayer worked with all cameras I have tested (a=Logitech, b=...
1
vote
0answers
50 views

How to update GTK3 image using a button to capture a picture from the camera using C++?

I managed to create a program that will display some buttons and and Image. Now I would like to update the image when a button is clicked. How do I do that? Here is what I have so far, it all works ...
2
votes
1answer
43 views

Motioneyeos Download Help

Does anyone know of a way to download motioneyeos without using Win32DiskImager or Etcher? I am trying to download motioneyeos using a raspberry pi, and can't find a way to use a disk imager. Does ...
1
vote
2answers
131 views

What is the best way to automate the generation of bootable SDcard images for Raspberry Pi projects?

For a new project, I plan to release ready-to-use bootable SDcard image files for various Raspberry Pi models (2, 3, Zero, Zero-W). The actual OS will be PiCore, the RAM-only Linux variant based on ...
1
vote
1answer
172 views

Copy / Back up all images on Android phone to SD Card with folders

I am running a Raspberry Pi 4 Model B as a VPN Gateway with OpenVPN. On my Samsung S8, I have the app OpenVPN for Android installed and the VPN tunnel to my home network works like a charm. What I ...
1
vote
2answers
197 views

How to enable SSH without a Monitor or Screen

It's getting hard if you always plug HDMI cable to the raspberry pi, login and then turn the SSH service on with raspi-conf or other configurations methods. Is there any way to turn the SSH service ...
1
vote
0answers
174 views

Raspberry Pi - Line Scan like image

i got involved in a small hobbyist project in which a small ball has to be detected through a small gap. Accordingly there are only a view "lines" of a picture usable to find the vector "through" the ...
1
vote
3answers
118 views

Can I mount an USB stick (ext4) and create a backup of the Pi using the dd command?

I want to use the following command: sudo dd if=/dev/mmcblk0 of=/mnt/myBackup.img bs=1M What if the USB drive was formatted to vfat?
2
votes
2answers
63 views

Determining correct image size for Raspbian backup to fit only real data on rootfs

I regularly backup my Raspi using a script that rsyncs rootfs and /boot onto a image created with losetup. This is the current branch I am working on: https://github.com/ephestione/RaspiBackup/blob/...
1
vote
1answer
939 views

How to Backup/Shrink the image of my working Raspbian SD Card

I want to shrink the image to minimise storage and to efficiently distribute this image to others who may have smaller SD Cards.
0
votes
1answer
57 views

How can I workout what encoding is used on this bitmap data?

I have a project that I am working on and it requires me to dynamically generate a png on my website from user input, then send that data to my webserver which ultimately creates a file for use with a ...
2
votes
1answer
769 views

USB Camera vs Pi Camera

I'm using USB camera for object detection. I can't find code for them because the common blogs or articles are about object detection using pi camera only. Is object detection possible with a USB ...
0
votes
0answers
67 views

Compressing SD Cards & Kernel panic 179,6

The recent years I used a script to shrink my SD cards and then make an image from them. The good thing was it was rapid (~15min) and the image was also tiny, e.g. after a Rasbian lite installation ~2....
2
votes
1answer
229 views

Showing an image on screen attached to Pi via SSH

I am running a raspberry pi3b+ via ssh. There is a hyperpixel4 screen by Pimoroni attached to the Pi and it's working fine. I am trying to display an image on the screen attached to the Pi with a ...
1
vote
2answers
807 views

How to install Jasper on Raspberry Pi 3 (Model B)?

Sorry ahead of time, I'm new to Raspberry Pi's. I am trying to install Jasper by using its guide (https://jasperproject.github.io/documentation/installation/), but I cannot seem to figure it out. In ...
1
vote
1answer
184 views

webos image not working on raspberry pi 3

on: http://build.webos-ports.org/webosose/raspberrypi3/ There are several .rpi-sdimg files for raspberry pi 3. I have flashed a couple of them on to a SD card but when I power them up in my raspberry ...
2
votes
1answer
270 views

Take 5 images a second, triggered by motion sensor, switching between 2 cameras depending on time

I'm working on a project similar to a security camera with a Raspberry Pi NoIR Camera Module v2 and a FLIR Lepton 3.5 on a purethermal 2. I am somewhat new to this and am not sure how to proceed. ...
1
vote
3answers
8k views

What is the best way to copy the whole rasbian image?

I want to create a copy of my current raspberry pi image with all the data and programms so that I can flash it on another sd card and run it from there. I have following problems: For some reason ...
2
votes
1answer
4k views

How do I Flash (install) Raspbian on Raspberry Pi Compute Module 3 / 3+?

NOTE: This question & solution ONLY relates to Compute Modules 3 or 3+ with on-board eMMC storage. The "Lite" versions of these has NO eMMC Storage I'm working on a project involving prototyping ...
3
votes
1answer
520 views

Open An Image on Host While SSH'ed?

I'm SSHing into my raspberry pi 3 and would like to display and image or video that's being stored on the pi on the monitor its connected to. Not the monitor of the computer I'm using to SSH. How ...
0
votes
1answer
139 views

Dependencies problem installing mmrcn

Hello i am trying to use ML techniques to identify cars in an image using opencv. I have been following this tutorial : https://medium.com/@ageitgey/snagging-parking-spaces-with-mask-r-cnn-and-python-...
1
vote
2answers
2k views

What is the fastest way to send commands to Raspberry Pi over ethernet?

I'm working on a IoT project. The idea is basically: I have a notebook running a Python program that get frames from an IP camera, process it, and based on the result change a Raspberry Pi GPIO pin ...
0
votes
0answers
56 views

change pi password on img before first boot, ssh [duplicate]

I want to be able to change the default pi:raspberry credentials on the image before first boot of a PiZero WH over the internet (phone hotspot, no home network). The default is a weak spot. I want to ...
0
votes
1answer
88 views

Display most recent image in folder on monitor

I currently have a receiver system that downlinks real-time images of earth from a weather satellite to a Raspberry Pi, where it then stores them as jpgs. What I am looking to do is automatically ...
0
votes
0answers
53 views

Cannot load image in a browser from external hdd

I have an external HDD connected to a Raspberry. I can read and write to the hdd, but when i create a simple tag in html, it does not load the image: <img src=/mnt/hdd/image.jpg /> The image ...
1
vote
4answers
12k views

How to edit Raspberry Pi files from SD card on Windows machine?

I am distributing multiple Raspberry Pi OS images, all images are almost identical, the only difference is that there is one file /usr/MyFolder/MyFile.txt which content is different for different ...
0
votes
0answers
62 views

Install WiFi Driver for Zero W without WiFi-Connectoin

I have this customized Raspbian Image, which I need to operate a DIY Hardware solution. The Image is configured for a Raspberry Pi 2 B+. I now want to use the Image for a Raspberry Pi Zero W. With ...

1
2 3 4 5