Stack Exchange Network

Stack Exchange network consists of 174 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange

Questions tagged [shared-libraries]

shared libraries are libraries that are shared by one or more executing programs. shared libraries is a term normally used in Linux communities while a similar kind of library is known as Dynamic Link Libraries in Microsoft Windows. This tag is used when a question is about how to build, install, ...

-1
votes
1answer
36 views

wiringpi vs pigpio vs bcm2835 lib [on hold]

Whats the best c++ library for rpi today ? wiringpi, pigpio, pigpiod or bcm2835 ? by the point of view of efficency and speed. I will need the serial too. I havent found a good answer googling. Also, ...
0
votes
0answers
14 views

LQR Controller in Raspberry Pi C++ [on hold]

I am a newbie in Raspberry Pi and I don't know anything about Ubuntu, or ARM, etc. so please be patient in answering me and please, please guide me step by step. But I know how to run codes in C++ ...
0
votes
1answer
137 views

Solving dependencies on Jessie

I've faced a problem with Jessie dependencies. My program was cross compiled on another machine and compilation was ok. It depends on libcurl.so (libcurl.so.4). When I run it, it complains on: /...
1
vote
1answer
33 views

Impossible to install a shared library

I've installed Pyaudio by doing like described in this thread. Even though I've set the LD_LIBRARY_PATH and ran the sudo ldconfig the Python script raises: Could not import the PyAudio C module '...
2
votes
1answer
163 views

Why I cannot access last package version?

if you check here: http://mirrordirector.raspbian.org/raspbian/pool/main/m/mesa/ You will be able to see that all the mesa packages Ej. "libgles2-mesa-dev" have a 18.1 version, however, if I execute ...
0
votes
0answers
43 views

Can't find c library for libxml2

I am trying to compile a C program that uses libxml2, it compiles OK (so the C headers are present) but the link fails with the message cc test.o -llibxml2 -lm -o test /usr/bin/ld: cannot find -...
0
votes
0answers
266 views

libjson0-dev installation error

sudo apt-get install libjson0-dev when I try to run above command, it gives the following error Reading package lists... Done Building dependency tree Reading state information... Done E: ...
0
votes
1answer
48 views

How to add openCV on PyCharm under rpi 3 B?

I am trying to add OpenCV lib on PyCharm running under Raspbian on a Rpi 3 model B. I tried the jessie version of commands but got stuck on the cmake -D CMAKE_BUILD_TYPE=RELEASE \ -D ...
1
vote
0answers
48 views

Can't load shared library, even though it is in the right path

i'm trying to run a kinect using a raspberry pi model 3 b. To do this i installed OpenNI, SensorKinect and NITE using this guide http://www.etti.tuiasi.ro/cin/Courses/SistEmbedded/Projects/Linux/...
1
vote
0answers
240 views

Specifying shared libraries in ld.so.conf.d has lower priority than default

I've compiled openssl 1.1.0g manually and when run ldd $(which openssl) it returns: ... libssl.so.1.1 => /usr/lib/arm-linux-gnueabihf/libssl.so.1.1 libcrypto.so.1.1 => /usr/lib/arm-linux-...
0
votes
2answers
783 views

How to get qt4 runtime libraries

The latest (stretch) image has dropped all qt4 libraries and has qt5 libraries instead. But I still have A LOT of qt4 software. I have searched the web but every hit tells me how to install the qt4 ...
0
votes
1answer
2k views

libjpeg8 on Debian 9 (Stretch)

I have huge problems getting the snes9x emulator to run on a Raspberry Pi 3b with the Debian 9 (Stretch) + Pixel desktop. It all boils down to libjpeg8 (libjpeg.so.8 library) missing. This library ...
7
votes
1answer
1k views

How can I install raspistill/raspicam on a distro that doesn't include them?

I'm using a pi distro that includes the proper kernel and everything, but not raspistill or raspicam. How can I install these?
0
votes
1answer
3k views

Installing Kivy on Raspberry Pi 3 and making it work with Python 3.4

(This may be a duplicate of an unanswered question at How do I Install Kivy for python 3.4 on my raspberry? Is that possible? , but I'd like to add some details to this.) I have followed the default ...
3
votes
1answer
221 views

Xojo HTMLviewer Raspberry Pi3 WebKit

I'm developing an app for Windows and Raspberry Pi using Xojo. I'm relying on the HTMLviewer heavily in places to render web driven content. I have multiple Raspberry Pi 3s, reading the Xojo ...
1
vote
0answers
500 views

Raspberry 3, python and shared libraries

I want to code something which can remote this robot: Dobot Magician http://dobot.cc/dobot-magician/product-overview.html. I have a Raspberry 3 and I downloaded the precompiled DLL for Linux on Dobot'...
4
votes
2answers
14k views

Qt applications don't work due to libEGL

I am developing some (simple) GUI applications for the RPi2 in Qt5. The setup: The code development is performed on a Windows laptop using Netbeans + Qt Designer and remotely built on the RPi running ...
0
votes
2answers
261 views

Interfaces besides sysfs for GPIO programing in C

I am writing GPIO functions in C using standard libraries that come with the raspberry pi, and do not require installing other libraries such as wiringpi. So I have been using stdlib.h and stdio.h, ...
1
vote
2answers
870 views

Library to allow use of Pi camera in projects?

I've been looking for a library so that I can take pictures on the pi using the pi camera (not a usb webcam). I've tried RaspiCam but that is having issues compiling in visual studio 2015 (yes i'm ...
-1
votes
2answers
499 views

How do I Install Kivy for python 3.4 on my raspberry? Is that possible?

The question is on the title XD How do I Install Kivy for python 3.4 on my raspberry? Is that possible? I tried using the https://kivy.org/docs/installation/installation-rpi.html guide but thats only ...
0
votes
2answers
449 views

Picamera Python Library Alternatives

I'm looking for something like picamera python library, for USB webcams. Is there a python library that allows for image capture, and streaming for USB web-cameras?
0
votes
1answer
189 views

libkrb5.so.3 Missing

Suddenly after working fine my Raspbian (Wheezy) libkrb5.so.3 or its directory went missing. I suspect it was after a scheduled backup which is usually after update/upgrade and pi-update. I cannot use ...
5
votes
2answers
4k views

Unable to integrate Fingerprint sensor in Raspberry Pi2

I am trying to connect a R305 v1.6 fingerprint scanner with my Raspberry Pi2 Model B. Sensor: http://www.sunrom.com/p/finger-print-sensor-r305 I am using pyfingerprint module which supports ZFM-20 ...
0
votes
1answer
158 views

I deleted /lib How can I get it back?

I deleted /lib by accident. Now I can only (as far as I can tell) run echo, cd, and access my lighttpd server. How can I fix this? So far, I've just been able to poke around using cd and echo to find ...
1
vote
2answers
1k views

Raspicam images are way too dark when raspistill is not used

I am trying to grab continuous images using Raspicam 1.3v on Raspberry Pi 2. I use c++ and the following library for interface: http://www.uco.es/investiga/grupos/ava/node/40 When I use raspistill, ...
2
votes
2answers
335 views

cec-client on Wheezy (retropie) not finding TV

I have a retropie setup (Wheezie) running, and a while back installed libcec to get my TV remote to work with the Kodi package Installed via Retropie. ( This works by the way ) I was tying to have a ...
1
vote
1answer
1k views

Pi with Arch Linux and OpenCV: errors when running cmake

I have a Pi running a fresh Arch Linux installation and I want to install OpenCV 3, but I am facing an error that I do not have when installing OpenCV on my other computers. I wrote a script that ...
2
votes
0answers
266 views

Segmentation fault caused by libmysqlclient.so or libcofi_rpi.so

Was getting a segmentation fault in a program that has traditionally run fine on most flavors of linux. Running ADB revealed that this seems to be caused by libmysqlclient.so using memcpy incorrectly, ...
3
votes
2answers
10k views

couldn't install libusb library

I'm trying to install a third party library, which has a dependency with libusb-1.0-0dev library. Raspberry pi has NOOBS setup, which I believe libusb library is pre-installed within it. To cross-...
2
votes
1answer
624 views

Can't see video files in NFS Share (haneWIN)

Running OSMC RC3 on RPi2. Just set up NFS server using haneWIN and the instructions here (http://forum.osmc.tv/showthread.php?tid=6285). I can see the shared folder and subfolders, but I do not see ...
0
votes
1answer
2k views

Understanding the library from MCP3002 ADC chip

can somebody explain to me about this mcp3002 library used in analog to digital conversion?? It has some connection to my first question here. # botbook_mcp3002.py - read analog values from mcp3002 # ...
1
vote
1answer
993 views

“Unable to run arch-specific checks”

I'm using a Raspberry Pi to run pywws, in support of a personal weather station. I noticed that it had stopped working, so rebooted my Pi; however, now I'm getting peculiar errors with simple Linux ...
1
vote
1answer
1k views

Error while loading shared libraries: cv2.so

I installed OpenCV on my Raspberry, I wrote the first sample program (http://docs.opencv.org/doc/tutorials/introduction/display_image/display_image.html). It compile correctly, but if executed from ...
1
vote
1answer
176 views

How to use headerfile from diffrent libraries in same code

In raspberry pi , we got two famous libraries (a) bcm2835 and (b)wiringpi. So,I want to use some header files from library bcm2835 and some from wiringpi in a same code. Is it possible to do so. If so,...
4
votes
4answers
13k views

how to install libtbb-dev in raspberry-pi

I am trying to install libtbb-dev on my raspberry-pi as part of installing opencv. sudo apt-get install libtbb-dev But i am getting an error as Package libtbb-dev is not available,but is refered ...
0
votes
1answer
611 views

cant create shared library on RPI (Raspbian)

I want to create shared libray on RPI. this is successfuly done in ubuntu desktop PC, but not on RPI (Raspbian) shared.c #include "shared.h" unsigned int add(unsigned int a, unsigned int b) { ...