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

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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 ...
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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 ...
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0answers
40 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 ...
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1answer
33 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
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1answer
73 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 ...
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1answer
104 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
19 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
68 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 ...
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2answers
107 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 ...
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0answers
79 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
255 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
32 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 ...
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1answer
622 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
2k 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 ...
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1answer
134 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 ...
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1answer
123 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 ...
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1answer
58 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
171 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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0answers
15 views

writing to an sd card [duplicate]

I have a Mac and I downloaded westerndstar software. In simple, plain english , how do I get it on an sd card. Maybe it's my age (74) , but I can not seem to get the job done.
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3answers
56 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
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2answers
98 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
589 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?
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1answer
572 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, ...
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1answer
43 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 ...
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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?
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1answer
2k 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 ...
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1answer
246 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
111 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. ...
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0answers
127 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
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1answer
70 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 ...
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3answers
133 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
173 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, ...
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2answers
267 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
33 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 ...
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2answers
99 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 ...
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84 views

Problem Restoring SD card backup

I have made many successful backups and restores of images using eg : Backup sudo dd if=/dev/rdisk1 of=/Users/rob/Desktop/Backups/rasberry-pi/downstairs.img bs=1m Restore sudo dd ...
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1answer
402 views

rPi B+ will not boot according to Arch Linux manual

I am trying to boot Arch Linux image. I've done everything according to Reinstall Manual and when I power up with created os on microSD card, the red and green LEDs are turned on, HDMI is dead, ...
2
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1answer
186 views

dd for image backup

My SD card corrupted itself but I have a back up image. The partition table leave 1GB unallocated space at the end so that I can restore to any 8GB memory card regardless of memory fluctuations. ...
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2answers
102 views

How to create a shrinked image of my working Rpi SD card

So i have this SD card of 64 GB lying around here. I want to distribute this image to other people which might have 8GB SD cards. I've tried the following: Read the image with win32 disk imager, ...
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0answers
260 views

Raspberry Pi for real-time ARtoolkit & Opencv based recognition?

I im supposed to develop a real-time interactive display unit with marker recognition & other CV stuff. I m considering Raspberry Pi for this purpose & I have few questions, it would be great ...
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1answer
1k views

Custom Splash Screen not working properly in Raspberry Pi B+

I have tried to add a custom splash screen to my Raspberry Pi B+, in order to replace the logs during the boot with a custom video, using the hints from the following website: ...
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2answers
197 views

Why do I have to “flash” the operating system onto the microsd card. Why can't I just copy and paste?

I know you can just copy and paste the NOOBS files and it works, but aside from that, in order to install other operating systems on a raspberry pi or some other similar device like odroid, etc, I'm ...
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votes
2answers
651 views

Is it possible to flash the Pi's firmware live?

I already have few Raspberry Pi devices running Raspbian + my custom scripts. These device is internet connected and mounted at area which is hard to access, (e.g on top of a building) Over the ...
2
votes
0answers
53 views

Image Backup size doesn't match size on the card? [closed]

I'm following a tutorial about how to make a backup of my Raspberry PI to another SD Card with rsync... My Raspberry PI has one nginx http server, and a couple of node.js wiki daemons running on it. ...
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1answer
1k views

How to write raspistill image to usb drive

I want to write an image with raspistill (or video with raspivid) to a folder on an usb drive, but get an error. I connected my usb drive and found the storage location with sudo blkid: /dev/sda1. To ...
2
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1answer
987 views

Turning on Camera with code

I found the following code (on http://blog.oscarliang.net/raspberry-pi-face-recognition-opencv/) import cv cv.NamedWindow("w1", cv.CV_WINDOW_AUTOSIZE) camera_index = 0 capture = ...
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0answers
386 views

Facial Recognition on Raspberry Pi using GoPro

I was wondering if someone can tell me how to process a live video feed on the Pi (B) using a GoPro camera? I understand that there may be processing constraints. Then, I would like to do image ...
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1answer
1k views

Fast image array processing with Pi NoIR camera in Python using picamera module

I'm working on a project with a RasPi in which I have to find a bright spot in an image (the bright spot is fire). I've written a function (code below) which captures images to RGB arrays using the ...
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1answer
769 views

Raspbmc windows installer “Does Nothing”

When using Raspbmc from the original developers page Windows Installation, after finishing with the Windows Installer and following the installation note and also getting Successful message, it's the ...
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1answer
346 views

Taking a video stream with io.bytesio() and accessing frames during recording time

I've been looking into using picamera and so far I've managed to capture a sequence of images and process them, but found the time it takes between frame captures is horrible(ish), so i turned to ...