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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Is Raspberry Pi Using the Same Coding and Encoding in Live Video Streaming as in Ubuntu and on other Machines?

Recently, I have been tagged to work with the Raspberry Pi 4, and with the action camera that I have plugged to work with it as a webcam. However, the Live Video that is streamed through Raspberry Pi ...
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OV5647 Camera: 60fps preview has bad quality

I have a camera module from arducam with an OV5647 CMOS CCD sensor on it (NOIR). This camera is connected via CSI interface to a Raspberry Pi 3A+. I would like to have a camera preview with HD (720p) ...
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RaspiCam IVPort Dual Camera Multiplexer failure

I'm trying to design an RPi based system that should switch between two raspberry cameras. I just need to switch between the two cameras I don't need to mix their frames in any way. Moreover, in the ...
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38 views

How to get stream to function?

I recently started a project to make a 24/7 stream on my ras pi. I hooked up the camera module v2 any the system detects it. I updated and upgraded then installed motion. I ran sudo modprobe bcm2835-...
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Raspistill turn all auto off

I was woundering is possible to turn off everything automatic on raspberrypi camera using raspistill, I know it is posible to set specific value for some modes like awb, ex ... I am having problem ...
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55 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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26 views

Is it possible to gradually save data while recording. In order not to lose them in case of power failure?

I use the ffmpeg library to record audio and video. If a power failure occurs, the video file becomes 0 bytes. How can I record, so as not to lose data? my ffmpeg configuration ffmpeg \ -hide_banner ...
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86 views

capturing video stream using piCam

i'm trying to capture the video stream using piCam. but i get this warning and the execution stops this the code: this the code I used: import numpy as np import cv2 cap = cv2.VideoCapture(0) cap....
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453 views

How to control the raspberry pi over internet using android app?

I had bought a Raspberry pi 3b+ recently to make many of the projects I had dreamed of. Most of these (or maybe all) involves controlling the GPIO pins over the internet using an app. One of the ...
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121 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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619 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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108 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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960 views

Invalid string offset errors when compiling RaspiCam C++ Library

I am getting these warnings with the RaspiCam C++ library, and wondering if anyone has a fix for them? My program is also crashing and I'm wondering if it's related. /usr/bin/ld: /usr/local/lib/...
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479 views

PiCamera with RPi v3 B+: gpioman_get_pin_num: pin CAMERA_LED not defined

Sorry for the long-winded post. I understand this issue has been posted throughout various forums (including here), but even after following all of the advice I have seen, I am unable to get the Pi ...
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2k views

Streaming video with vlc as mjpeg from the RPI

I have an RPI camera module V2 connected to my PI and can stream footage from it into the lan with raspivid -vf -hf -o - -t 0 -w 1000 -h 576 -fps 20 -b 500000 | cvlc -vvv stream:///dev/stdin --sout '#...
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108 views

PiCamera 2.1 shows occasionaly same picture in continuous shooting mode

I don't know what's wrong but when I use stream (io.BytesIO()) when I want to save one picture after another from time to time I get same picture saved. Code: from picamera import PiCamera import io ...
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904 views

Raspistill preview window invisible

A couple of months ago, I had a good installation of the raspberry pi, and the picam module I was using was working great. Recently, one of my raspi's drivers got corrupted, so I had to re-install the ...
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545 views

Pi Camera V2 vs. Pi NoIR Camera V2

I'm using a Pi Camera v2, but the ambient light causes many reflections. So I thought it was necessary to use a Pi NoIR camera with infrared led, in this way the cam sees only the part illuminated by ...
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362 views

Storing faces in database by capturing images with picamera

I am trying to do facial recognition with the picamera and Pi 3. At the moment I am trying to get the picamera to capture 20 faces and store the images in the database. Here is my code: import cv2 ...
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2k views

Picamera slow capture

I am using raspberry pi camera on CSI2 interface on Pi3. I have performance problems. I simplified the code to only capture module and it takes around 0.5 sec. What is the solution? import time ...
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841 views

Can Pi's GPU be used for RAW to JPEG conversion?

I have captured few RAW images using my PiCam v2.0. I want to convert these images to JPEG and analyze the time taken by GPU, which has the Image Signal Processor, for performing this conversion. As ...
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1answer
745 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
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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1k views

Raspistill in manual exposure

I found that using raspistill or Camera py module I cannot set lower speeds than 1/30" (converted to nano secs). I want manual camera settings ISO = value and ss = value All is fine in daylights but ...
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1answer
326 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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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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141 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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417 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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2answers
297 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
381 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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410 views

Raspivid fails only when used with gstreamer?

I have a Pi Zero running Raspbian Jessie and a pi camera. I've installed gstreamer with: sudo apt-get install gstreamer1.0 If I run: raspivid -w 1280 -h 720 -v -fps 10 -b 500000 -t 0 -o - | \ gst-...
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494 views

Raspberry Pi camera freezes after 4 days of running raspistill

This post is related to Raspberry Pi camera randomly freezes / crashes SoC I have exactly the same problem but my java app is continuously executing raspistill as a separate process. It reads the ...
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648 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
647 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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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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1k views

How to fix error code for Raspicam (0x4f525245)?

When using my Raspberry Pi, my camera stopped working and I get the following error. For those who cannot read it, it says: Traceback (most recent call last): File "_ctypes/callbacks.c", line ...
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2k views

Getting error while running Raspberry Pi Camera

I am using a Raspberry Pi along with the camera module to build a spy camera standalone device, (just for learning). I ran this code on my Raspberry Pi which gave the following error: initialising, ...
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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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83 views

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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614 views

Raspberry Pi camera for underwater movies and pictures

I want to build some kind of submarine or just put Raspberry with camera in sealed jar with ballast and do some underwater hobby research in river or lake and make some fish pictures, movies etc. I ...
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97 views

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
481 views

RPi-Cam-Web-Interface does not work properly after installing PiHole

I installed a RPi-Cam-Web-Interface using the default settings on my Pi 3. Everything went great, the Web interface worked. After installing PiHole - again with default settings - my web interface ...
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1answer
405 views

Raspicam throws segmentation fault after 2nd retrieve (C++)

I have a script that continuously takes small pictures and compares the green channel, but when getting the 2nd picture it throws Segmentation fault. http://pastebin.com/CaUhSdP6 (line 37)
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76 views

Desire line mapping with Raspberry Pi and Python

Desire lines normally refer to paths created by humans as a result of excessive use, as that path is the most efficient form of transportation. So if I mount my Pi Camera looking at an intersection, ...
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1k views

Raspistill doesn't work well in low light

I am taking photos every hour during the day. Photos at night are very underexposed as you can see in my example. Here's the part of the python script that matters import os os.system("raspistill ...
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1answer
178 views

Best setting for taking a moving car and capture plate at night - rpi3 raspicam v2

I want some help to set the best settings for getting a video at night of a moving car without blur (I need to see the plate) I'm using an external IR illuminator, so the plate is brights. I'm using ...
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1answer
554 views

raspicam c++ library

can you give me a tutorial like video or anything about how to use raspicam library...? i follow this url https://www.uco.es/investiga/grupos/ava/node/40 but still don't get it
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652 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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