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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.

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13 views

PiCamera not working with mmal error

I have Picamera v2 which I have been using Rpi3 for a while now and it has been working properly. Using vcgencmd get_camera I get supported = 1, detected = 1 But while i run raspistill -o cam.jpg. I ...
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1answer
13 views

How to see the video footage from my pi cam in pi itself

I need to see my pi cam's live video , in my pi itself.
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1answer
1k views

Installing mmal motion on RPi

I have been trying to install motion on my Pi3, only to be chasing library errors at every step. None of the tutorials seem to say what flavor of Pi OS to use. I am beginning to wonder if I chose ...
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1answer
231 views

Record raspivid and shut down safely

I'm new to Raspberry Pi tinkering and I'm trying to make some slight changes to the Adafruit 'Raspberry Pi Wearable Time Lapse Camera' project. Instead of the camera taking pictures at a given ...
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0answers
25 views

Capture stereo image using IVMECH's IVPort v2

I have the IVPORT v2 (a raspberry camera multiplexer) and want to capture a image pair (1 from each of the 2 cameras) as close together as possible. Which code should I be looking at from their github?...
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0answers
10 views

Unable to detect pi cam

I have a RPi 2 B for which I recently got a PiCam. I connected it to my Pi and when I powered the Pi a red LED on the cam came on. I tried enabling the camera module in sudo raspi-config , it even ...
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1answer
27 views

raspivid doesn't include b-frames

I'm streaming raw h264 using raspivid on Raspberry Pi 3 and PiCam v1 . However, even I set the h264 profile to main or high, stream only contains I and P frames. Here is the command that I use for ...
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1answer
2k views

Raspberry Pi NoIR V2.1 blurry image

I have an Raspberry Pi 1 and a NoIR V2.1. I also bought an IF lamp and with an slow enough shutter_speed the brightness gets good enough, but the image is really blurry. I created an image with the ...
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1answer
282 views

Running openCV C++ file from python in Raspberrypi

I'm creating a object and color detection robot. Here in this case, I'm using C++ to run the camera and process the image with openCV in C++, but before I run the Camera, I want the robot to move and ...
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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 ...
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1answer
17 views

What will happen with 2 AV signals

Should be a quick one. I know you can mix AV channels to overlay images but if I connect 2 raspberry pi to one screen in AV and no multiplexer how will the channels mix if they are at different ...
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1answer
316 views

How to install raspistill on Ubuntu Core?

I would like to be able to take pictures with the Raspberry Pi camera while running Ubuntu Core (Snappy). How can I install/enable the camera? This question is about Ubuntu Core, not Raspbian.
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1answer
256 views

Dependencies fail to install, cannot install picamera on pi3

When I run apt-get install python3-picamera it fails with different dependency issues like: files list file for package 'libparams-util-perl' is missing final newline or files list file for package '...
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1answer
570 views

navigator.mozGetUserMedia() returns “Starting video failed”

I am trying to use my Raspberry Pi 2 and Raspberry Pi Camera to join a WebRTC session in the browser. I was able to set up a WebRTC server on my Pi through this tutorial and I am able to start/join a ...
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2answers
811 views

How can I stop the overlay of images between my pi camera and FLIR camera?

Totally newbie here, I'm trying to do a project with the FLIR sensor and a Raspberry Pi. They provided me with some code that turns on both the Raspberry Pi Camera and the FLIR sensor and overlays the ...
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1answer
21 views

Best way to stream footage

I'm looking for the simplest possible way to stream footage from my raspberry pi camera to my computer using a python program. I will also be using this on multiple networks so if there's an easy way ...
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2answers
39 views

Rpi camera as webcam has low quality

I want to capture high quality images from RPI using Chromium and the Rpi camera as webcam. If I take photos with raspistill I can get 8MP quality. I'm trying to do the same within the browser but ...
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1answer
506 views

NoIR V2.1 camera auto white balancing

I have a Raspberry Pi NoIR V2.1 camera. I am working with the NIR (940 nm) LEDs and I saw that I was getting funny/weird colors, so I assumed that it is due to the white balancing, so I switched off ...
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1answer
2k views

pure python mjpeg streaming?

I tried the mjpegStreamServer from here but it doesn't seems to work... First of all, most times, after run it throws errors: — Exception in thread Thread-1: Traceback (most recent call last): File ...
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1answer
611 views

Access RPi's camera stream in OpenCV C++ (Qt)

I've setup my Raspberry pi 3 B with uv4l and have access to the video stream on http://(raspberry-IP):8080/stream address. Now, I have Qt5(C++) and OpenCV installed on my main computer. How can I ...
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1answer
1k views

Syncing Image Capture on Raspberry Pi 3 Using Picamera V2

I am currently attempting to synchronize four raspberry pi 3s using Pi Camera V2s to take photos of a stopwatch at the same time. I am using a function generator to send a signal to the GPIO pin. The ...
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1answer
461 views

Raspbian Picamera web stream and record

I've been searching this for a while and I found a few posts that look interesting but it doesn't do what I really want. I am trying to set up a Raspbian security camera that records the video to a ...
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1answer
507 views

Stream mjpeg (or any other format/method) from my Pi 3 camera to another server in AWS

I am looking to "tunnel", "forward", "bridge" an mjpeg stream from mi Raspberry Pi 3 to a server I have on AWS (Linux). I have currently tried the UV4L packages to stream video in my LAN and I have ...
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0answers
35 views

How to stream an RTSP source (e.g., Raspberry Pi camera) over the Internet without port forwarding?

I have a Raspberry Pi with the camera module attached and I can view the RTSP stream fine when I'm within my local network. What I want to achieve and am struggling to figure it out is how to stream ...
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3answers
996 views

How to use raspicam with Visual Studio 2017 and C/C++

In Visual Studio 2017 I created a new project using the cross-platform linux Blink (Raspberry) template. This compiles and runs perfectly and the debugger in the Debug->Linux Console also works pretty ...
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3answers
758 views

PiCam Not Working (At All)

As I recently bought the Picam, I tried capturing an image with : raspistill -v -o file.jpg But I got this error : "No data received from sensor. Check all connections, including the Sunny one on ...
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0answers
22 views

simultaneous pi camera threads C code

I have used motioneyeos in the past to implement a motion capture video recording system on a raspberry pi, right out of the "box". It was nice in that it could do motion detection, video recording, ...
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1answer
2k views

How to send live video frames from Raspberry Pi to my Computer

I need to send live video frames from my Raspberry Pi with a PiCamera (or USB Camera is fine too) to my Computer. From my computer, I will use the frames for Image Processing and Computer Vision using ...
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2answers
389 views

Can't start picamera at Raspbian startup

I want to run an opencv-python program at Raspbian startup. The program is to capture images continuously from picamera and do some image processing using opencv and display it in full-screen mode. ...
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1answer
344 views

Wired transfer of live video between 2 raspberry pi's

How can I send a live video from a Raspberry pi to another Raspberry pi, using an optical fibre, not using WiFi or other wireless communications? I need to send a live video recorded by a camera, ...
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2answers
2k views

Camera delay reduce

I have a project with a raspberry pi zero w, and his camera, and I want to have a video stream and with less delay as possible, and if possible, a stream which can be started with a bash script. ...
5
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1answer
320 views

Picamera record video in one resolution and take stills in three other resolutions

I looked into the documentation of the picamera and wondered whether there would be a way to use the splitter option to have the picamera capture a video in 640x480 and asynchronously capture stills ...
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1answer
503 views

Stereo vison with Compute module via SSH

I started working with a Raspberry Pi Compute Module and 2 PiCamera after long time. I lost all the notes about our old class project, I quite don't remember all our procedures Each camera is ...
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1answer
1k views

How to use raspistill on a Raspberry Pi 3 from Ubuntu

How do you enable the camera module in Ubuntu 16.04 running on a Raspberry Pi 3? This is similar to my earlier question, except where that was for the Raspberry Pi 2, this is for the 3. I ran ...
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2answers
698 views

Can I set the camera's shutter speed for video?

I need to have a low shutter speed to be able to capture a light that is only on for a few milliseconds each frame (light synced with camera fps, but only want it to capture when the light is on). How ...
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2answers
7k views

What is the solution to this error of OpenCV with video.capture() and it not correctly reading with video.read? (Completly new to raspberry pi)

I'm completely new to the raspberry pi and am looking for help with this same error I've been trying to solve for the past few days. I completely reinstalled OpenCV twice now from two methods on a ...
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1answer
33 views

build a minimal camera (OV5647 + microSD + ?)

I want to use the OV5647 camera module to start to store data (as soon as it is fed, I don't know yet whether in photo or video format) to a microSD choosing a specific rate and resolution (e.g. ...
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1answer
885 views

How do you extract the raw image from a JPEG taken by the v2 camera?

I'm very new to working with the Raspberry Pi. For a project, I must have the raw images taken by the camera instead of the processed JPEGs. If I take a raw image using: raspistill -r -o test.jpg ...
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1answer
330 views

Running a camera script on startup - Raspberry Pi Zero W

I'm creating a time-lapse camera to attach to a pair of glasses. I tried out my script (python 3) and it works, but I need to get my script to work upon startup up since it will powered by a ...
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1answer
628 views

Why is my pi camera v2.1 detected but not taking pictures?

Thanks for your help. Yesterday I moved my Raspberry Pi cam v2.1 with the rpi robot chassis and the camera won’t take pictures. But, the day before, the camera functioned properly. Why do you think ...
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1answer
9k views

Raspicam C++ library — captured image requires several grab()s to be properly bright

Note that I am referring to the C++ library, raspicam (http://www.uco.es/investiga/grupos/ava/node/40), not the raspberry pi camera in general. Unfortunately, I don't have the reputation to make a "...
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1answer
932 views

Python picamera exposure_mode night not working

This program is coded within Python. As I wanted to get my raspberry to be aware of the current time(night or day) and being able to upload a video that is using night vision from the normal cam....
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0answers
25 views

Any issue with magnet too close to rpi?

I don't think this is an issue, but a search turns up nothing and I just want to be sure. I'm working on a project that involves a single speaker mounted approx. 2.5 to 3cm above a Raspberry Pi 3. ...
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0answers
273 views

Problem with Pi Cam / Python / opencv: “Incorrect buffer length for resolution 640x480”

I want to build an animal counter based on pi zero w, pi cam, python and opencv. I read some tutorials (especially from https://www.pyimagesearch.com) how to setup all that stuff and in principle ...
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0answers
19 views

Raspi Camera Cable name

I want to extend my camera to the door peep hole which is 1 inch deep. If I am keeping my camera backside of door my view area is significantly decreased. If I want to get a full view I can do that ...
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1answer
27 views

A way to connect M RaspiCams to N raspberry Pi Compute modules, where M>>N?

I am planning to set up camera rig, which will require 10+ cameras (preferred 20+ or "as many as possible" in spatial arrangement around the observed area. The setup will be academic, experimental, ...
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2answers
90 views

Can it be an issue to record videos directly on the SD card of a Raspberry Pi?

I am using a Raspberry Pi Zero W and the picam v2 to record videos continuously for several days. Files recorded are only 5-minute long. Can I save files on the SD card directly, or should I use an ...
9
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1answer
463 views

Different image quality from picamera capture to numpy array and path

The quality of capture from Pi Camera varies when captured to numpy array and when captured directly to a path. The former has more pinkish tint to it than the later. Why is that.? The code I used ...
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0answers
37 views

Pi camera 1.3 crashes and requires reboot to use again

My raspberry pi camera 1.3 is connected to a Rpi 3B+ and I have a script that has the camera take a picture every 5 minutes and save it to a network location. Once in a while, the camera will crash ...
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0answers
76 views

RPi video streaming through a VPS

I have a VPS and I want to use it as an intermediate server so that users can have access to the video stream of RPi Camera remotely. I searched many posts and most of them are about setting up a ...