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

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8 views

Can you delete /dev/mmcblk0p2 from SD card? [on hold]

Since I am using the boot from the SD card and /dev/sda2 on Hard Disk Drive and not using /dev/mmcblk0p2 on the SD card, is it possible to use Fdisk and delete this image? I just want to make smaller ...
2
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1answer
52 views

How to shrink down Debian to fit onto 1GB SLC-SD-Card?

I am using a Raspberry Pi in an industrial area as a data-logger and had to deal with SD-Card wear so that I decided to use SLC-SD-Cards with higher quality. To keep costs for those card types low, ...
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0answers
8 views

Images Not showing up

My raspberry pi is running raspbian, on a lxde desktop, and was working perfectly fine yesterday, but today when I used VNC to connect to it the desktop and the applications though were working fine, ...
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1answer
19 views

Raspberry Pi boot error after restoring from image

a few days ago my raspberry started to have problems while running which pointed to a defect file system. So I wanted to restore it with an image I made before one week, when everything worked fine. I ...
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1answer
42 views

how do i proceed with SPI on raspberry pi 2?

i am quite new to programming raspberry pi. (though i have used apt-get update and upgrade to install, and i have enabled the SPI mode in the rasp-config) i have recently purchased the arducam mini ...
0
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1answer
30 views

What is the skipping frame pattern and how to name the images captured with a sequence of numbers using Raspistill command in Raspberrypi?

I would like to know, how to name the captured images with a sequence of numbers instead of its frame numbers by using Raspistill command and also could anyone suggest me the typical skipping frame ...
0
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1answer
30 views

Making a setup for other Raspberry's

I've different versions of Raspberry Pi's and want a set of different software on all of them. I made sd-card images and that works fine as long it's the same version of a Raspberry, but when the ...
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2answers
1k views

Reduce Ubuntu mate 16.04 img file size

I downloaded the official ubuntu-mate-16.04.img.xz (which is about 1.1GB) and extracted it. But the extracted .img is about 8.1 GB which is about 162 MB larger than the size of my sd card. So, I can't ...
0
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1answer
26 views

Don't I have an issue with the partition of my sd card?

I just get my first RaspberryPi 2 and tried my first partiion. Yet, it actually turns bad and I tried it again later. Yet even after unmounting my partition (if I understood what I did) I still had ...
9
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4answers
649 views

Restore PI from Pi itself

Just started playing around with a raspberry pi model b+ I've had sitting around for ages and I had a question? Is it possible to restore a Raspberry Pi from itself? E.g: Can I put an image on the ...
0
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3answers
179 views

Move a raspberry disk image from sd card to .img file with only linux and boot partitions. Not the empty space! [duplicate]

Do you know how I could easily and portably (ie: work in windows and mac) take a raspbian disk image from an sd card and create an image that I could send to my colleague via dropbox? I need just the ...
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0answers
26 views

How can I mount image file in Raspbian?

I am working on a scientific project for which I build inexpensive radio receiver based on Raspberry Pi 2. Sorry, I am new with Raspbian and ask stupid questions. For example, for the radio receiver I ...
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1answer
103 views

Setup pi before first boot

I was wondering whether it was technically possible to install wireless connections for WiFi and Bluetooth (f.ex on a raspberry pi 3) before burning the image to the micro SD card. So you would ...
4
votes
1answer
227 views

Installation of Zbar failed

I'm trying to install Zbar but I am having an issue with ./configure: checking linux/videodev.h usability... no checking linux/videodev.h presence... no checking for linux/videodev.h... no configure: ...
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2answers
4k views

Installing CentOS 7 on a Raspberry Pi

How do you install CentOS 7 on a Raspberry Pi? The link to download the image is available here.
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0answers
256 views

Converting to SquashFS for BerryBoot

I have been following an online course on operating system development, named baking pi.I have successfully followed 'OK01' As I don't have 2 SD cards, and I find it fiddly to swap operating systems ...
0
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0answers
13 views

Are SD Backup Images compatible between RPi Models? [duplicate]

I'm prepping some images for various RPi models - and it just occurred to me that I haven't considered if the images will be compatible with each model at all. I have the images emulated on Qemu and ...
2
votes
1answer
92 views

Faster way to use Pi camera module with OpenCV C++

I learnt that The pi camera module does not work the same as the USB camera and VideoCapture cap(0) doesn't work with pi camera module. I am using this wrapper to get frames from pi camera module to ...
2
votes
1answer
55 views

Can't restore raspberry OS from img created with dd command

I need to restore my Raspberry with an img created with the following command: sudo dd if=/dev/mmcblk0p2 of=/home/pi/networkdrive/my.img bs=1M I used Win32DiskImager to create the SD but the ...
3
votes
1answer
152 views

Serial connection Arduino - Pi

I am having an Arduino Nano sending "48" or "49" via a serial connection to a Pi. I'd like to use this input, but for some reason the connection always cuts out after a few seconds with the following ...
0
votes
1answer
170 views

Using serial data to change between two images

I have data coming in through the GPIO serial from an arduino nano. I can already use minicom to monitor that data. Now I would like to use this data to toggle between 2 images. As being relativly new ...
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0answers
29 views

PI Camera and Bitbanged GPS -> Fluctuations?

I again got a bit of a problem. I am using a Raspberry Pi to BitBang Data out of a UBLOX Gps. I got this working and am receiving the NMEA information as i need it. Now I added Image acquistion to ...
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4answers
121 views

How do I create a custom OS image to be installed on several Raspberry Pi?

I am trying to make a Raspberry Pi image for my Boss that would be used in multiple pis. The Image would have a piece of custom software and configuration. My first idea was to take an Image of an SD ...
0
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2answers
164 views

Which OS would run faster in image processing? Is “RISC OS” is well suited for this task?

I am planning to use my raspberry pi 2 in an image processing project. Is there an OS which would be particularly helpful in this purpose? I was thinking about RISC OS, because I have read that it ...
0
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0answers
192 views

fswebcam resetting resolution

I recently purchased a USB webcam for my Raspberry Pi 2, when I enter the command fswebcam -r 640x480 --no-banner image.jpg it takes the picture a-ok but adjusts the resolution back to 320x240. It ...
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2answers
927 views

How to shrink an image file after allocating full space

I'm in the process of experimenting with backing up a Raspberry Pi (Raspbian) sd card. I'm using Win32DiskImager to read the image (from SD card reader) onto my HDD, successfully - but now the size ...
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1answer
33 views

Extracting Images from SD Card on Windows

I built a timelapse camera to watch over a construction project, and our internet connection is too spotty to transfer files by FTP. The setup is on the side of the building accessible only by ladder ...
3
votes
1answer
1k views

Can't get Ubuntu Mate on NOOBS?

So Ubuntu mate is now an 'official' third party OS I guess: https://www.raspberrypi.org/downloads/ I'd like to install it to try it out, I know how to install using a .img file, no problem. The ...
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2answers
3k views

Debian Jessie or Raspbian Wheezy for Raspberry Pi 2

I wonder whether I should install Raspbian or normal Debian Jessie on my Pi 2. Since Pi 2 has a ARM Cortex-A7 CPU it does not depend on the hard float modification anymore. This means, I could simply ...
1
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1answer
331 views

PIL.Image from picamera.capture()

I want to get an image from the pi camera module and use the pillow imaging library to modify the image. The way I have been doing it up to now is to take a picture with the camera and then open that ...
0
votes
1answer
184 views

Is Fedora REMIX being supported anymore - is a updated Pidora release available?

As a Fedora desktop user, and having just battled through trying to get stuff vaguely up-to-date on Raspbian (wheezy base image), I though I could install Fedora REMIX (i.e. Pidora) to see if it would ...
0
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1answer
105 views

Raspberry Pi Camera Module distorted colours

I've been using the same camera module for a long time without realizing some colours seem to be very off. For instance black seems to turn purple or red (see picture below). Is there any settings I ...
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0answers
241 views

Fast capture and 2D image stacking as 3D numpy array with Python and Raspberry Pi

I'm working on a Raspberry Pi project in which I need to take about 30 images per second (no movie) and stack each 2D image to a 3D array using numpy array, without saving each 2D capture as a file (...
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3answers
63 views

Using a raspbian image, on various raspberrys

My situation: i need to run some raspberrys, with the same applications and configurations in a network. I started to configure a single raspberry, running with raspbian. Created an backup of its sd ...
3
votes
2answers
111 views

Save an image of a RPi thats booting from a hard drive

I recently setup my RPi so that it boots from a hard drive (as much as I could move off of the SD card anyways). Previously I was simply plugging my RPi SD card into my computer and making a clone ...
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2answers
621 views

Raspbian image based on Debian 8 (jessie)

The availiable image is still based on Debian 7 (wheezy), but isn't there a Raspbian image based on jessie?
3
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1answer
2k views

How to increase the camera exposure time?

I am taking pictures in very dark environment, and I would like to obtain a brighter image. How do I increase the exposure time? I've tried the following: different exposure mode, like night, ...
0
votes
1answer
57 views

Edit size of /root partition BEFORE writing it to SD card?

I have downloaded the latest Raspbian IMG (not NOOBS) onto my Raspberry Pi using wget http://downloads.raspberrypi.org/raspbian_latest I then extracted it. I can mount the root partition to see ...
0
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0answers
14 views

Installing OS image onto many SD cards [duplicate]

I'm needing to put 20 of the same image onto sd cards for 20 PIs... Is there any faster way than using win32diskimager for each card?
7
votes
1answer
6k views

How can I convert a .img.xz file to .img to transfer it to my SDCard?

I have downloaded Kali v1.1.0 for my Raspberry Pi 2 from here. But the file I must transfer to the SD Card is a .img.xz, not the desired .img one. I have tried to unpack with: $ tar -jxvf kali-1....
2
votes
1answer
326 views

The .img file transferred to SD Card generates no valid partition table

My RapsBerry Pi 2 B boots Ubuntu 14.04LTS fine in a 32GB SD HC Card, but it does not boot at all (nothing on screen) when trying with Kali Linux v1.1.0. I tried transferring the .img file from Linux ...
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0answers
120 views

Webcam doesn't work on Raspberry Pi VIDIOC-QUERYMENU: Invalid Argument

So I wrote an image processing program in Python on my windows computer and it works fine there, but when I try to run it on the Raspberry Pi I get VIDIOC-QUERYMENU: Invalid Argument a bunch of times. ...
0
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0answers
217 views

How can I mount or otherwise read the raspbian image on Windows?

Same as this question, but for Windows. I have already unsuccessfully tried to open the raspbian debian wheezy image with 7-Zip and Ext2explore. Next I'm going to install an Ubuntu Linux on ...
3
votes
1answer
74 views

make boot disk on disk with failed sectors?

I have several sd micro SD cards that have a failed sector or two. But i don't see why i shouldn't be able to make a boot disk out of them. Unfortunately, dd fails when it encounters a bad sector, and ...
0
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3answers
167 views

How to make backup Raspbian image?

I'm using latest version of Raspbian from http://downloads.raspberrypi.org/raspbian_latest I've made changes to this image, can an image copy be taken which includes all OS changes made to Raspbian ...
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1answer
247 views

Import image to python program

I am trying to run a simple python program that loads an image: import Image import os.path script_dir = os.path.dirname(os.path.abspath('__file__')) im = Image.open(os.path.join(script_dir, 'test....
2
votes
2answers
353 views

ptxdist and Rpi

I am trying to create an image for raspberry using ptxdist, but I can not create an image that works. I followed the tutorial "OSELAS.BSP-Pengutronix-Generic-arm-Quickstart.pdf" Step: Compile and ...
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0answers
35 views

Developing a replication process

i've been developing a product which i would like to deploy to a few dozen raspi's and the issue is, once i develop a release, typically less than 500mb it is on a 4gb sd card and i can't find a ...
0
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2answers
133 views

Struggling with installation of Raspbian on sd card from a Windows 8 Machine

I am a first timer asking question here, and also a new Raspberry PI user (well, potential user). So, I bought a new raspberry PI 2 with 16 GB SD Card yesterday. The SD card was without Noobs, so I ...