Questions tagged [image]

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

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18 views

Unsuccessfully trying to recover files from damaged image mounted on SD

I corrupted an RPI SD card earlier with rubbish FSTAB, wouldnt boot, couldnt edit, mounted rw, FSTAB read-only. Got tired of trying so stuck in a new OS and plugged old image into USB. Now i have 2 ...
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1answer
22 views

Images with Multiple kernel to share among Pi-B, Pi-3 and Pi-4

I have 3 models of Raspberry from ARM-v6 to ARM-v8 and would like to have SD cards that i can exchange among them. After testing my SD IO have realized that Retropie and RaspberrOS works well on Pi1 ...
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2answers
37 views

Raspberry pi Image with Debian got different startsector. Is this a problem?

Raspberry pi Image with Debian got different startsector. Raspbian image start at 8192. Debian for Raspberry start at 2048. I want use dd in linux to put on the sd-card https://raspi.debian.net/tested-...
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1answer
72 views

Shrinking image file I cant open [duplicate]

I have a certain custom Raspbian image downloaded from the internet for a project which I need to use. The file is a little less than 32 GB and I am having issues getting a card which can fit that ...
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1answer
98 views

Use Overlay, ext4 and squashfs filesystems, to create flashable Raspberry Pi SD Card

Here's one for the guru out there.. I use a Raspberry Pi 3B+. It has an SD card with two partitions. So the layout is: mmcblk0 179:0 0 59.5G 0 disk ├─mmcblk0p1 179:1 0 256M 0 part /boot ...
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2answers
40 views

Ubuntu MATE thinks it knows my IP address but is wrong

I am trying to boot my Raspberry Pi from an image (I created) burned to an SD card. I set up the image on another Raspberry(we will call it 4GB). etc/NetworkManager has the password of the WiFi stored....
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29 views

Picamera use_video_port=true low quality images

When I use use_video_port=True with capture_continuous() or capture_sequence() the image quality seems low with the following code import io import time import picamera from PIL import Image with ...
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25 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?
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2answers
106 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, ...
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1answer
80 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 ...
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1answer
30 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 ...
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37 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 ...
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55 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 ...
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1answer
49 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 ...
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2answers
142 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 ...
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4answers
204 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 ...
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2answers
111 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 ...
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1answer
91 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 ...
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1answer
49 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 ...
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1answer
50 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 ...
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2answers
110 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 ...
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81 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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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 ...
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1answer
29 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 ...
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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 ...
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1answer
43 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/...
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1answer
455 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, ...
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5answers
5k 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 ...
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1answer
29 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 ...
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1answer
361 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 ...
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0answers
65 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=...
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60 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 ...
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1answer
53 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 ...
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2answers
189 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 ...
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1answer
230 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 ...
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2answers
251 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 ...
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0answers
209 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 ...
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3answers
151 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?
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2answers
75 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/...
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1answer
1k 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.
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1answer
75 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
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1answer
908 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 ...
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0answers
68 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....
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1answer
281 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 ...
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2answers
911 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 ...
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1answer
203 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 ...
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1answer
284 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. ...
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3answers
11k 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 ...
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1answer
5k 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 ...
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1answer
611 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 ...

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