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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19 views

How to operate the camera on raspi3?

My material: Raspberry 3 + camera (official) purchased together and never used before Validated interfaces: ssh, vnc serial-console and camera Added software: Apache, php, mariadb phpmyadmin I took ...
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1answer
337 views

Text overlay over video stream when saving to file system

I'am using raspberry pi zero as controller which communicate over UART with external board with five sensors. What I need is a way to save video stream from raspicam to filesystem with embedded text (...
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How can I stream the pi camera stream from my raspberry with python?

How can I have a stream like rtsp, that is accesible in a program on another computer?
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7answers
12k views

How do you configure the Pi Zero to act as a USB webcam using the plug in camera?

There are lots of guides which tell you how to configure the raspberry Pi Zero as a mass_storage device or Ethernet device, most of these mention the ability to make the Pi act as a webcam but none ...
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2answers
664 views

Camera Module v2 stops working when using raspicam C++ API

I'm experiencing a strange behaviour of my Camera Module v2 when using the raspicam API in my code. Here is what I've done: I've downloaded the last version (0.1.3) of the raspicam API from https://...
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1answer
62 views

Raspberry Pi Live Stream + Image Capture

I'm wanting to set up a camera using a PI. This camera will capture images of vehicle registration plates when motion is detected, to be checked and validated. Is it possible to both live stream and ...
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2answers
307 views

How to broadcast command across network?

I have an Apache server running on one Pi and also hosts a PHP script that gives the Raspistill command to take a photo. After running through the problems of permissions, I finally got the Pi to take ...
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1answer
58 views

Why this command works correctly in command line but doesn't in autostart file?

This command works in command line but doesn't in autostart: raspivid -t 10000 --segment 2000 --output video_%d.h264
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1answer
11 views

Hang on boot when enabling camera on Model 1 A

When trying to enable the camera on an old, first-generation RPi, with the latest Lite image, you get the following message from raspistill: mmal: mmal_vc_component_create: failed to create component '...
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127 views

Can't run raspistill on Ubuntu 20.04 (rpi-4)

My system Distributor ID: Ubuntu Description: Ubuntu 20.04.1 LTS Release: 20.04 Codename: focal Raspberry: Raspberry 4B Raspberry Camera: V2.1 $ uname -a: Linux ubuntu 5.4.0-1022-raspi #25-...
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1answer
385 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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2answers
4k views

Camera zooms in on preview and zooms out when taking a picture

VIDEO This is the script I run #!/usr/bin/env python from datetime import datetime from picamera import PiCamera from time import sleep camera = PiCamera() camera.rotation = 180 #camera....
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4answers
607 views

Pi Camera (F) disable Night Vision on Day and use as normal camera

I have a Raspberry Pi Camera (F), Supports Night Vision, Adjustable-Focus and I wanted to use that to make a timelapse of some plants in python. python code for taking a snapshot: camera = PiCamera(...
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1answer
440 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
802 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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1answer
1k 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
3k 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
2k 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
779 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
663 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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3answers
2k 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
1k 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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1answer
4k 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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3answers
4k views

Can Raspberry Pi NOIR Camera see near infrared light (~1550nm)?

I wish to create a pattern using 1500nm laser and analyse the images.Will any Pi-Cam (NOIR) capture this? Link to research regarding camera characteristics with respect to wavelength upto 1500nm ...
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1answer
873 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
57 views

picam shoots blank images

Raspberry picam is showing blank white images on raspbian buster.The raspberry picam was working with jessie.I tried raspistill -o test.jpg and got a blank white square in test.jpg. https://drive....
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2answers
3k views

UV4L raspicam webstreaming in H264

I'm having some trouble getting H264 streaming to work. I've been digging around a little and it seems the problem is that UV4L is sending raw H264, which is not directly playable in Chrome. Does ...
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1answer
2k 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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0answers
24 views

Measuring latency in video streaming with Rasp Pi4

I'm a new to Raspberry Pi. I am using the camera modules of rasp for video streaming in a local network. I'd like to measure the latency between capturing the image and showing in the laptop. And ...
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12answers
96k 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: ...
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2answers
2k 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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1answer
46 views

How to reshape the output stream of the script to make it work for a cvlc stream using Python?

stream.py needs to be changed: import sys import cv2 from picamera.array import PiRGBArray from picamera import PiCamera import time RES_W = 640 RES_H = 480 camera = PiCamera() camera.resolution = (...
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5answers
677 views

runing command on startup

I need to execute this command on the RASPBERRY PI bootup cd RPi_Cam_Web_Interface && ./install.sh and also follows dual ENTER keys with 5 seconds interval for each.
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1answer
2k views

Raspberry Pi NoIR Camera - PiCamera/Raspistill

I have a RPi Noir V2 camera running on my Pi Zero w. I have been taking time lapse pictures from dusk till dawn and have had different results using Python 3 PiCamera and the shell command Raspistill....
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3answers
188 views

Raspberry pi camera send by 3G usb key

I have a Raspberry pi 3 with a connected EG usb key on it. The communication is established and works well. In an other part, i have configured my Raspberry with a pi-camera. I can see in local ...
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2answers
264 views

picamera.exe.PiCameraIOError: Failed to write 291840 bytes from buffer to output <picamera.stream.BufferIO object at 0x62f70c60>

Using the PiCamera Advanced Recipies in the link I am trying to capture the image to a numpy array. My code basic lines of code are. final_image = np.empty((height , width , 3), dtype=np.uint8) ...
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1answer
26 views

How can I specify the format of a picture as a MIME-type?

I use a simple code that saves pictures from the picamera as a jpeg. But i want to save the pictures as a MIME-type, which should be possible according to the API, specifically as a .tiff-format. Can ...
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1answer
111 views

Could not find an image captured using raspistill on raspberry pi

I ran the command raspistill -o image.jpg can someone tell me where is the image storred
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1answer
63 views

one RPI's capability to multi-task with complex Image Processing

I, as part of a project, have decided to implement a small scale version of automated collision avoidance system. I chose to go with Image based object detection. After initial research, I figured out ...
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2answers
357 views

Multiplexer vs RPI Compute Module for stereo camera?

I am looking to capture images simultanously using 2 picameras (tried USB the FPS is low). It seems like there are 2 options: Raspberry Pi compute module 3 with IO board which gives 2 CSI ports(...
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1answer
103 views

PiCameraNotRecording exception when trying out PIR script

So I was trying out this exact same script in this answer https://raspberrypi.stackexchange.com/a/46513 but when I tried to run it (for the second or third time) it gave me this exception: Exception ...
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2answers
35k views

Sending Raspberry Pi Camera preview to a laptop running VNC Viewer

I currently have a raspberry pi model B with a raspberry pi camera connected to it. The raspberry pi is connected to my router via an Ethernet cable, I control the raspberry pi through VNC viewer on ...
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3answers
6k views

Can the RPi Camera cable be folded/creased?

The RPi camera uses a cable that looks nearly identical to a flat flex cable. The regular RPi Camera connector. The Pi Zero adapted version. I have seen videos of people folding/creasing these ...
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2answers
2k 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
146 views

Safest way to write images at a high framerate with Raspberry Pi

I'm planning on setting up a timelapse camera with the official raspberry pi camera v2 using raspistill. The frequency of the captured images is relatively high (10+ fps), but I do NOT need realtime ...
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1answer
296 views

Picam noir issue

when I try to take a picture using my Pi Camera this error message is returned: raspistill -o image.jpg mmal: mmal_vc_component_enable: failed to enable component: ENOSPC mmal: camera component ...
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1answer
3k views

Calculating focal length of Raspberry Pi Camera

This article claims you can calculate the focal length of the Pi camera with the equation: F = (P x D) / W where: W is width of known object D is the object's distance from the camera P the ...
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2answers
887 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
27 views

RPI4 Camara module v1 - Slow FPS in python script

I'm doing a project that needs a python script to capture and process an image at 3-5 FPS. I'm doing some initial tests and my Camera Module v1 can only capture at 0.85 FPS @ 320 * 240 (also tested at ...
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1answer
114 views

Raspberry Compute Model 3, is hardware opensource and approach to integrating HD camera on board?

Im planning to build a home security video surveillance to record video and stream it. This is a personal project but I want to approach it with a production ready mindset, as a challenge for myself. ...

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