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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.

2
votes
2answers
17k views

Using other camera modules to build custom webcams

I have three old iPhones (iPhone 3GS, iPhone 3G and an iPhone 4) that I recovered from family members that were going to throw away. I had the 3GS so out of curiosity I disassembled it and recovered a ...
3
votes
2answers
1k views

Stereo camera frame synchronization/genlock (video or still image)

I need to frame synchronize a stereo camera for a computer vision application. The synchronization should be on a millisecond level possibly. I would like to get about 10 FPS either as video or still ...
7
votes
2answers
27k views

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/...
9
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2answers
10k views

How can I get Raspivid to skip h264 encoding? (getting rid of 5 second latency streaming video)

There are gazillions of forums and threads about getting rid of a 5 second latency when using a Pi together with a PI-Cam as a surveillance camera. Many tutorials show how to use vlc to encode and ...
4
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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 ...
2
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2answers
5k views

Pi Camera Module frames directly to OpenCV lib for processing

My intension is to use raspberry Pi for tracking coloured object. I am using Python, OpenCV and Raspberry pi Camera Module. Since OpenCV doesn’t work out of the Box with raspberryPi cam Module, I ...
13
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2answers
27k views

Take images in a short time using the Raspberry Pi camera module

I'm working on a project in which I need to take about 30 images per second (no movie) using the Raspberry Pi camera module. I'm using the Picamera library (http://picamera.readthedocs.org/en/latest/...
3
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2answers
6k views

Setting camera module to /dev/video0 to scan QR Codes using zbar

I'm trying to use the library zbar to scan qr codes using Raspberry pi's camera module. I've connected and tested the camera, but I don't know how to access that from the library because it isn't on /...
8
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2answers
44k views

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 ...
0
votes
1answer
188 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 ...
3
votes
1answer
752 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 ...
2
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1answer
276 views

Raspberry Pi Camera, what's the big deal?

I remember when the Raspberry Pi camera was announced everyone was very excited about this. I don't understand the hype. Are you not able to hook up regular cameras to the Pi? Or maybe use a cell ...
1
vote
1answer
710 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 ...
12
votes
2answers
24k views

Using OpenCV with RasPiCam and python

Has any one been able to get OpenCV to directly play video from the RasPiCam board using python? I've seen some projects involving workarounds, but what I'm interested in is being able to use the ...
3
votes
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 ...
1
vote
2answers
2k views

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/...
9
votes
3answers
8k views

Pi Camera - how to create a flash?

I have a need to take photos with the Pi camera, but to illuminate the subject. The subject will be 1m or so away, but will be in total darkness most of the time. Therefore, I need a flash of some ...
4
votes
3answers
2k views

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 ...
2
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2answers
213 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 ...
2
votes
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 ...
3
votes
0answers
801 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 ...
2
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2answers
5k views

RasPi Cam - Color of image

I've just install raspi cam and test raspistill, my first picture's colour is too yellow. Is this camera problem?
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vote
0answers
160 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 ...
16
votes
3answers
27k views

How can I enable the camera without using raspi-config?

I am trying to use the raspi camera on a minimalized version of wheezy. The command raspi-config is not available. I have been able to do everything without it so far by editting /boot/config.txt or ...
8
votes
5answers
7k views

Camera problems: green tint and long delays after snapshot

Having a few problems with the standard camera board. Images are heavily green-tinted: sample Anytime I try to use the raspistill -fp option, it takes about 20 seconds after the snapshot is taken for ...
6
votes
2answers
8k views

auto brightness bypass whilst using Motion

Can I change the metering mode, exposure and ISO of my Raspberry pi noir camera whilst using the popular software Motion to detect, well, motion. I don't seem to be able to lighten the image whatever ...
27
votes
13answers
55k views

What causes ENOSPC error when using the Raspberry Pi camera module?

I have been getting the error message below when attempting to use the Raspberry Pi camera # raspistill -o /tmp/gate_now.jpg mmal: mmal_vc_component_enable: failed to enable component: ENOSPC mmal: ...
7
votes
2answers
15k views

Reading barcode with Raspberry Camera and zbar

I'm Trying to decode barcodes using Raspberry Camera-board and zbar tools. So far it has not worked since the image captured by the Camera is fuzzy: the barcode is either too close or too far to get ...
8
votes
3answers
15k views

What streaming solution for the Picam has the smallest lag?

This post shows how to stream using VLC. It works nice and is simple, but it gives me about a second lag. This post uses GStreamer, and it has 0.3 second lag; I would like less. Is it possible to use ...
2
votes
3answers
4k views

Relative benefits of standard vs NoIR module cameras for Raspberry Pi

I'm looking at the module cameras available in Amazon, and it seems a clear choice between the standard module camera and the NoIR version (which is the same as standard but with infrared filter ...
0
votes
1answer
3k 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 ...
5
votes
1answer
27k 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 ...
2
votes
3answers
138 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 ...
2
votes
2answers
983 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, ...
2
votes
1answer
17k 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 ...
33
votes
8answers
85k views

RasPi Camera Board and Motion

I just got my Camera Board and a Model A Raspberry Pi to use as a security camera for my house. I had been using Motion with a Logitech C170 USB camera on my Model B board and it worked great except ...
2
votes
2answers
833 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 ...
6
votes
2answers
2k views

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 ...
1
vote
1answer
850 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 ...
7
votes
1answer
2k views

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.