PiCam: Difference between revisions

Revision as of 13:23, 15 March 2017

setup

warning: this info is in progress -- may not (yet) represent a useful thing

ok this link in the end was totally misleading -- in fact you (maybe?) just need to add some stuff to /boot/config.txt

/boot/config.txt

# Enable audio (loads snd_bcm2835)
dtparam=audio=on
start_x=1
gpu_mem=128

test the camera

 raspistill -o test.jpg

@@ Line 1: / Line 1: @@
+== setup ==
 '''warning: this info is in progress -- may not (yet) represent a useful thing'''
+* ok [https://jawwig.wordpress.com/2013/11/19/setting-up-raspberry-pi-security-cam-on-model-a-or-b-with-minimal-armhf-image/ this link] in the end was totally misleading -- in fact you (maybe?) just need to add some stuff to /boot/config.txt
 '''/boot/config.txt'''
@@ Line 10: / Line 13: @@
-LINKS
+== test the camera ==
-* https://jawwig.wordpress.com/2013/11/19/setting-up-raspberry-pi-security-cam-on-model-a-or-b-with-minimal-armhf-image/
-* http://raspberrypi.stackexchange.com/questions/10357/enable-camera-without-raspi-config
-'''enable_camera.sh'''
-<pre language="bash">
-#!/bin/bash
-set_config_var() {
-  lua - "$1" "$2" "$3" <<EOF > "$3.bak"
-local key=assert(arg[1])
-local value=assert(arg[2])
-local fn=assert(arg[3])
-local file=assert(io.open(fn))
-local made_change=false
-for line in file:lines() do
-  if line:match("^#?%s*"..key.."=.*$") then
-    line=key.."="..value
-    made_change=true
-  end
-  print(line)
-end
-if not made_change then
-  print(key.."="..value)
-end
-EOF
-mv "$3.bak" "$3"
-}
-[ -e /boot/config.txt ] || touch /boot/config.txt
-set_config_var start_x 1 /boot/config.txt
-set_config_var gpu_mem 128 /boot/config.txt
-sed /boot/config.txt -i -e "s/^startx/#startx/"
-sed /boot/config.txt -i -e "s/^fixup_file/#fixup_file/"
-</pre>
-then
-   chmod +x enable_camera.sh
+   raspistill -o test.jpg
-  apt-get install lua5.2 (needed as it is used in the script)
-  ./enable_camera.sh