Questions tagged [raspicam]

The CSI interface camera from the Raspberry Pi Foundation available in a natural colour and a NoIR version without infrared filter, latter is suited for night vision and other special applications.

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2 scripts need every frame from NOIR camera board at same time

I have two opencv2/Python scripts running at the same time on the same Raspberry PI. A streaming server script based on this, that outputs a live camera feed to the web a motion detection script, ...
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Singular access to the NOIR board from a server and a motion script

I am using the raspberry pi NOIR board to supply a Python motion detection script. This "motion detection script" uses opencv2 to grab, modify and detect motion. I wanted to extend the motion ...
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Is someone working on a video4linux driver for the camera module?

There are a ton of Linux applications that will interface with a camera with V4L. It would be totally awesome if there was a V4L driver for the Raspberry Pi Camera module.
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Raspberry Pi Camera - When is it ready for next frame

When using apis like the C++ or raspicam api, you poll the camera with a grab(), or similar, method. When a frame is ready, the method returns. Is there a way of checking if the camera is ready ...
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229 views

Problems getting NOIR camera board working with OpenCV2

I'm trying to get opencv2 working on a Raspberry PI with a NOIR camera module. As I understand it Opencv doesn't work natively with the camera module; so I'm following this link to try and get it ...
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1answer
939 views

Difference between Piclock and Pi Camera Clock?

I have been recording uncompressed videos using Picamera. I am using custom output to capture Presentation timestamps (pts) and Pi-internal clocks time for each frame. Code Below. import io import ...
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227 views

Raspberry PI camera module

This might seem like a strange question, but does anyone know the reason for the camera driver not be implemented as a SoC camera driver? For those not familiar with this, it is a framework that ...
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1k views

Python attribute error with Raspberry Pi Camera

I have been coding a python 3 program which allows a user to easily take pictures with the raspberry pi camera. The program works up to the Camera_Capture method which takes the picture. When it is ...
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Using Python to control the Raspberry Pi Camera

I have started coding a program in Python 3 for the Raspberry Pi Camera, here is what my code looks like: import picamera, time def Picture_Name_Settings(): pic_name = input("To name the image ...
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Using the UV4L driver to stream video from the raspberry pi camera to android phone

Hello raspberry people! I'm posting a new question because I don't have enough rep on raspberrypi.stackexchange to post a comment on this post: https://raspberrypi.stackexchange.com/questions/15000/...
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Using the camera with uv4l

After installing uv4l as instructed here : http://www.linux-projects.org/modules/sections/index.php?op=viewarticle&artid=14 I managed to get pictures using dd as the same page suggests : dd if=/...
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Trouble running Pi NoIR camera board at documented speeds

The Pi camera board is described as running HD video at 30fps or 0.033spf. I'm using the picamera python module (the only API I could find) and trying to implement the client example. At less than ...
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Why Raspberry Pi camera “no device found” in Cheese or IceWeasel?

I am testing the new Raspberry Pi 2 with its camera board. I have setup my Pi2 with Raspbian. I have connected the camera on the CSI port, enabled the camera module from raspi-config sudo apt-get ...
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2k views

Record Video using a for loop

I am using RPi 2 Model B with a RPi camera module. I'm coding on Python and need to record a video while operating a motor. The code I'm working with looks something like this with picamera.PiCamera(...
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1answer
1k views

KeyboardInterrupt Handling with picamera

So I have a python program in which I'm using the picamera library to shoot pictures and record video. I'm using my program for scientific purposes and my goal is keep each picture as close to the ...
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8k views

Resolution properties for python's OpenCV and uv4l camera driver

I've followed this tutorial to install OpenCV 2.3.1 in raspberry and it has worked fine. I've also installed from here the uv4l raspicam driver. But now I need to modify some capture properties as the ...
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1answer
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Pi 2 + camera module = 90 fps - more?

The pi one could do 90 frames/second for high speed photography using the raspberry pi camera module. Can the pi2 get a higher rate with its 3 extra cores + memory ?
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918 views

Making opencv2 work with NOIR camera board problems

I'm struggling to get opencv2 to work with my NOIR camera board. I'm following this guide to make the pi camera work with the opencv2, but don't fully understand what it's doing, and can not get it ...
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1answer
9k views

Rapberry pi camera module vs usb camera [closed]

Is it good to use raspberry pi camera module for serious computer vision project using video or is it okay to use a usb webcam?
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192 views

Ideas for limited camera pan and tilt

I have a number of Pis, each with a camera module attached. I've mounted the cameras on a flat board side by side, but have discovered that there are physical inconsistencies in the camera modules ...
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1answer
847 views

Does the Raspberry Pi camera module have any power saving modes?

My question is related to this one I just asked But this time, I want to know if I can cut the camera power. A FAQ says it draws 250mA, but I don't always need it to be on, so are there any power ...
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700 views

Reset Pi Noir Camera

I have developed a system (Raspbian / Python) with detects someone's presence through a PIR sensor and records a 15' video with a Pi NoIR camera. This is command I call to record the video: Popen(["...
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1answer
184 views

Can touching the back of the Raspberry Pi Camera to the GPIO pins of the Raspberry Pi cause irreparable damage?

Whilst moving the camera module around through a casing system I accidentally brought the back of the module in contact with the GPIO pins for 3 seconds (roughly). There now appears to be bands of ...
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1answer
811 views

raspivid not saving metadata

I think that it's not saving the metadata at all when making a recording with raspivid because when I watch it, it plays at an incorrect frame rate(always plays at 25fps when I record at either 30 or ...
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1answer
2k views

how to use Pi-cam module as webcam

I have a Pi-Cam module for my raspberry pi and I want to make it behave like a webcam. Something Google could use for video chatting. Is there a driver I could download or do I have to make one myself?...
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Sample program for RaspiCam API not compiling

I have been trying to compile the sample RaspiCam program provided on their project page. When I try to compile the code using the following: g++ simpletest_raspicam.cpp -o simpletest_raspicam -L/opt/...
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1answer
6k views

Raspicam C++ API mmal linking

I have installed the raspicam API as instructed here: http://www.uco.es/investiga/grupos/ava/node/40 It appears to be installed correctly. When I compile any programs linking libmmal I get the ...
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1answer
24k views

Getting image data from raspberry pi camera module in OpenCV with Python

I am working on a project where I need to use opencv to get image data in python from the pi camera module. I have seen the tutorials on how to do this with C++ but not too much in python. I did find ...
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What's the RPi camera board called (internally)?

I connected a Rpi-camera board to the camera socket on my RPi (not a usb webcam). I have been searching the internet on how to call the camera in Python. The camera works (raspistill and raspivid both ...
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831 views

Raspicam has low fps for OpenCV

So far, I've tried these tutorials: 1 & 2. I have also attempted to use this code to test it out, and the fps rate is quite low. It's just 2 -3 fps, which is not as high as when I stream via vlc ...
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1answer
77 views

Duplication a program from one PI to another

I have Motion installed on one PI and wondered if it was possible to easy duplicate the install process, with dependencies, on a another pi without either: 1) Installing and configuring it again 2)...
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Why were camera and display adapters not incorporated into official IO board?

Camera and display adapters have to be used with the official IO board in the "Raspberry Pi Compute Module Development Kit" (see product page). When I look at the schematics of the adapter boards they ...
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1answer
1k views

NoIR raspberry set the blue filter

I just got my NoIR raspberry pi camera and it comes with a blue filter. More info here: But I don't know how to place it. The lens comes with a blue label too and I don't know if that is a blue ...
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1answer
90 views

Is a digital lens possible?

I have my raspberry pi cam recording pictures with a resolution of 1280 x 720, but most of the picture area, is un-important for the intended use. Is there a way of enhancing the resolution, in a ...
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1answer
3k views

Camera module “crashes” Raspberry Pi

Crashes in quotes because I'm not really sure that you can call it a crash. I don't know how to figure out what exactly is happening. The Problem I've been trying to get my camera to work properly ...
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1answer
864 views

RaspiCam spot metering: where's the spot and how to move it?

I'm trying to use the Pi (NoIR) Camera to record a timelapse that needs to produce good results both during day and night. By default, I don't get a correctly exposed result under all conditions. I ...
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3answers
140 views

Performance drops after a few seconds

I am running a computer vision program on a Raspberry Pi (Linux raspberrypi 3.10.19+), and when it firsts begins, each iteration of the main loop runs in 6 ms. After a few seconds, the time per loop ...
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How long does the RPi last on a battery? [duplicate]

For how long can the Raspberry Pi run when powered from a battery of a given capacity? Of course this will strongly depend on how it is used and what devices are connected, but I am trying to get a ...
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196 views

Any IP cam image distribution available (that fits in 1Gig)?

i just bought a Raspberry Pi together with a PI-Cam, planning to use it as a custom surveillance camera setup (as described here). Unfortunately I found out that I need a 4Gig SD card in order to ...
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3answers
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Using the Raspberry Pi Cam at 110 degrees Celsius

A CCD camera is required to be placed in a hot environment of up to 120 deg Celsius. I am thinking of using the Raspberry Pi Camera Module which I already have. However I am unable to find any specs ...
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1answer
7k views

Receiving this Error with RPi camera module: mmal received unexpected camera control callback event

This error appeared two weeks ago when using the camera module. I searched on the internet and came to a conclusion that my Raspberry Pi camera module was defective. I just received another camera ...
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1answer
2k views

Where does raspistill save the thumbnails?

I am trying to create a timelapse with raspistill. What I would need is to have a thumbnail image as well. Reading the documentation I've found that you can use the --thumb flag to specify thumbnail ...
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177 views

Camera Full Preview stops display

Using raspistill -fp -o test.jpg causes my monitor (actually a tv) to receive no input (just get a blue screen) for the duration of the preview. This also happens using the python picamera module with ...
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2answers
1k views

How to protect RPi camera from ESD?

It has been told, that official Raspberry Pi camera is very sensitive to electro static discharge (ESD). Actually camera is pretty naked, so I believe that this is true. I was working with Arduino, ...
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1answer
4k views

Raspistill fullscreen preview with valid aspect ratio on composite PAL 16:9 display

Software: raspbian, hardware: Pi model B 512 with camera board Display: rear view car display, PAL composite input, 480x272 resolution, 16:9 aspect ratio Goal: I'd like to shot still images with ...
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1answer
28k views

Getting correctly exposed photos and the right shutter-speed for the RPi camera board using raspistill

I'm using my Raspberry Pi with the RPi camera board to capture a time-lapse video of outdoor scenery using the raspistill command. As I am uploading the photos to a server after I take each photo, I'm ...
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1answer
19k views

OpenCV cv2.VideoCapture(0) doesn't work

The question is a bit similar to this question. The main difference is that I'm using a different camera (the Raspberry Pi camera board). I've spend a few days exploring Python and OpenCV. I'm ...
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2answers
842 views

How to get Motion working “On the fly”

I'm wanting to use my Pi as a dashcam and I'll have it set ffmpeg to make mpeg4 recordings. On the Motion website here they describe you being able to generate mpeg films "On the fly." I have done ...
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1answer
870 views

MMAL Raspberry Pi Speed

Does anyone know if there is a way to improve the speed of taking photos with raspistill? I have a Python program which basically calls "subprocess.call" - I've noticed that the speed of such an ...