Revision [6582]

Last edited on 2023-04-26 13:18:50 by BenoitAudouard
Additions:
Eee PC 901 1,3 Mpixel maybe 1280x1024 ? according to [[http://web.forret.com/tools/megapixel.asp?title=1.3+Megapixel+camera&width=1280&height=1024]]
Deletions:
Eee PC 901 1,3 Mpixel maybe 1280x1024 ? according to http://web.forret.com/tools/megapixel.asp?title=1.3+Megapixel+camera&width=1280&height=1024

Revision [1058]

Edited on 2011-08-20 00:09:46 by BenoitAudouard
Additions:
~- EAN-13 instead of ISBN-10 (EAN-13 is scanned by default by QRdroid private): well this seems a problem with the add-on I chose to find the book, as with netcat I can see that the EAN-13 is correctly provided by gcstar scanner
%%nc -vv -l -p 50007
listening on [any] 50007 ...
192.168.3.1: inverse host lookup failed: Unknown host
connect to [192.168.3.52] from (UNKNOWN) [192.168.3.1] 43588
<scans><scan format='EAN_13'>3780193006955</scan></scans>
<scans><scan format='EAN_13'>9782290307274</scan></scans>
<scans><scan format='EAN_13'>9782070403974</scan></scans>
^C sent 0, rcvd 174%%
Deletions:
~- EAN-13 instead of ISBN-10 (EAN-13 is scanned by default by QRdroid private)

Revision [795]

Edited on 2011-07-17 19:55:34 by BenoitAudouard
Additions:
===The webcam(s) used===
Logitech Pro 4000 640x480 perhaps missing auto-focus
Those integrated webcams seem to lack auto-focus support, in the end only scanning with my smartphone HTC Desire Z seemed to work effectively.
Deletions:
===The webcam used===
Logitech Pro 4000 640x480

Revision [794]

Edited on 2011-07-17 14:22:02 by BenoitAudouard
Additions:
http://forums.gcstar.org/viewtopic.php?id=1632

Revision [793]

Edited on 2011-07-17 13:48:17 by BenoitAudouard
Additions:
http://svn.gna.org/viewcvs/gcstar/scanner/ source code + apk file

Revision [792]

Edited on 2011-07-16 16:39:08 by BenoitAudouard
Additions:
http://forums.gcstar.org/viewtopic.php?pid=7363 in python on android

Revision [785]

Edited on 2011-07-15 01:39:25 by BenoitAudouard
Additions:
===Using gcstar===
See CompileGcstar
http://wiki.gcstar.org/en/barcodescanner
http://forums.gcstar.org/viewtopic.php?pid=7499#p7499
I'd like to use:
~- amazon.fr or amazon.uk or amazon.com on computer's side with gcstar >= 1.6.2
~- EAN-13 instead of ISBN-10 (EAN-13 is scanned by default by QRdroid private)

Revision [773]

Edited on 2011-07-10 14:12:54 by BenoitAudouard
Additions:
http://wiki.gcstar.org/en/barcodescanner

Revision [705]

Edited on 2011-06-15 02:05:00 by BenoitAudouard
Additions:
ant test-gui
ant deviceInfo

Revision [704]

Edited on 2011-06-15 01:27:11 by BenoitAudouard
Additions:
http://old.nabble.com/-Tellico-users--Webcam-barcode-scanning-td26100228.html recompile tellico with ""--enable-webcam""

Revision [703]

Edited on 2011-06-15 01:26:21 by BenoitAudouard
Additions:
===Other ocr tools to try===
http://people.inf.ethz.ch/adelmanr/batoo/index.php/Documentation/Installation batoo ocr tool (J2ME available)

Revision [702]

Edited on 2011-06-13 17:21:40 by BenoitAudouard
Additions:
===Using JLinBar===
Check http://ubuntuforums.org/archive/index.php/t-1375793.html

Revision [701]

Edited on 2011-06-13 17:13:20 by BenoitAudouard
Additions:
http://jlinbar.svn.sourceforge.net/viewvc/jlinbar/trunk/0.03-release/README?revision=13&view=markup
%%java -Djava.library.path=/usr/lib/jni -cp /usr/share/java/v4l4j.jar -jar jlinbar.jar
Exception in thread "main" java.lang.NoClassDefFoundError: au/edu/jcu/v4l4j/FrameGrabber
Caused by: java.lang.ClassNotFoundException: au.edu.jcu.v4l4j.FrameGrabber
at java.net.URLClassLoader$1.run(URLClassLoader.java:217)
at java.security.AccessController.doPrivileged(Native Method)
at java.net.URLClassLoader.findClass(URLClassLoader.java:205)
at java.lang.ClassLoader.loadClass(ClassLoader.java:321)
at sun.misc.Launcher$AppClassLoader.loadClass(Launcher.java:294)
at java.lang.ClassLoader.loadClass(ClassLoader.java:266)
Could not find the main class: net.planewalk.apollon.jlinbar.JLinBar. Program will exit.

Revision [700]

Edited on 2011-06-13 17:06:59 by BenoitAudouard
Additions:
%%java -cp javase/javase.jar:core/core.jar com.google.zxing.client.j2se.CommandLineRunner ../UPC_A.png
file:/home/baud/Development/scanner_codebarre/zxing/../UPC_A.png (format: UPC_A, type: PRODUCT):
Deletions:
java -cp javase/javase.jar:core/core.jar com.google.zxing.client.j2se.CommandLineRunner ../UPC_A.png%%file:/home/baud/Development/scanner_codebarre/zxing/../UPC_A.png (format: UPC_A, type: PRODUCT):

Revision [699]

Edited on 2011-06-13 17:05:17 by BenoitAudouard
Additions:
http://code.google.com/p/v4l4j/downloads/list
tar xvf v4l4j-0.8.10.tar.gz
cd v4l4j-0.8.10
export JDK_HOME=/usr/lib/jvm/java-1.6.0-openjdk
ant all
sudo ant install
http://code.google.com/p/zxing/wiki/GettingStarted
cd ../zxing/
ant -f core/build.xml
ant -f javase/build.xml
java -cp javase/javase.jar:core/core.jar com.google.zxing.client.j2se.CommandLineRunner ../UPC_A.png%%file:/home/baud/Development/scanner_codebarre/zxing/../UPC_A.png (format: UPC_A, type: PRODUCT):
Raw result:
987654321098
Parsed result:
987654321098
Found 2 result points.
Point 0: (51.5,240.0)
Point 1: (623.5,240.0)
%%

Revision [698]

Edited on 2011-06-13 16:36:32 by BenoitAudouard
Additions:
===Some tools that recognize barcode using a webcam===
The option pgmpipe was not working as not implemented in default ffmpeg on Mageia 1, see
===Using vgrabbj and gocr for barcode decoding===
you can use the option sxga for 1280x1024 instead of vga
===The webcam used===
Integrated webcam in Latitude E6400 (does not work that well... blurred)
===Verifying that gocr works on barcode===
Deletions:
pgmpipe was not working as not implemented in default ffmpeg on Mageia 1, see

Revision [697]

Edited on 2011-06-13 15:30:28 by BenoitAudouard
Additions:
Well, to check that gocr works, just use {{image class="right" alt="barcode" title="a barcode" width="333" height="240" url="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg" link="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg"}}
Deletions:
Well, to check that gocr works, just use {{image class="right" alt="barcode" title="a barcode" size="333x240" url="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg" link="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg"}}

Revision [696]

Edited on 2011-06-13 15:29:16 by BenoitAudouard
Additions:
Well, to check that gocr works, just use {{image class="right" alt="barcode" title="a barcode" size="333x240" url="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg" link="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg"}}
Deletions:
Well, to check that gocr works, just use {{image class="right" alt="barcode" title="a barcode" url="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg" link="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg"}}

Revision [695]

Edited on 2011-06-13 15:25:01 by BenoitAudouard
Additions:
Well, to check that gocr works, just use {{image class="right" alt="barcode" title="a barcode" url="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg" link="http://upload.wikimedia.org/wikipedia/commons/f/fe/UPC_A.svg"}}
~- convert it with inkscape to png (convert tool does not seem to work perfectly with svg yet ?)
~- then gocr -i UPC_A.png # provides %%
_<barcode type="UPC" chars="13" code="0987654321098" crc="0" error="0.012" />
9 87654 32109 8%%

Revision [694]

Edited on 2011-06-13 00:48:44 by BenoitAudouard
Additions:
vgrabbj -d /dev/video2 -i vga -o ppm -f essaivga2.ppm -l 1 # will launch vgrabbj as a deamon and take an image every second, re-writing the file
display # will show the image (have to tweak to be displayed whenever it changes, or perhaps does it automatically)

Revision [693]

Edited on 2011-06-13 00:23:09 by BenoitAudouard
Additions:
Logitech Pro 4000 640x480
Eee PC 901 1,3 Mpixel maybe 1280x1024 ? according to http://web.forret.com/tools/megapixel.asp?title=1.3+Megapixel+camera&width=1280&height=1024

Revision [692]

Edited on 2011-06-12 19:03:25 by BenoitAudouard
Additions:
well, disappointingly I keep having %%<barcode type="unknown" /><barcode type="unknown" />%%

Revision [691]

Edited on 2011-06-12 18:53:16 by BenoitAudouard
Additions:
what worked for me : %%$ vgrabbj -d /dev/video0 -o ppm | gocr -%%

Revision [690]

Edited on 2011-06-12 16:57:20 by BenoitAudouard
Additions:
http://jlinbar.sourceforge.net/ java, no doc to launch it o_O (check wiki though)
http://forums.gcstar.org/viewtopic.php?pid=2264 and http://forum.framasoft.org/viewtopic.php?t=28412
%%$ vgrabbj -d /dev/video -o ppm | gocr -%%
Deletions:
http://jlinbar.sourceforge.net/ java, no doc to launch it o_O

Revision [664]

Edited on 2011-06-06 20:51:18 by BenoitAudouard
Additions:
http://sourceforge.net/projects/zbar/ (new name for zebra) qt4 & gtk UI available apparently

Revision [663]

Edited on 2011-06-06 14:28:44 by BenoitAudouard
Additions:
http://graphics.tudelft.nl/~jorik/css/barcode.html good spirit :-) and using ffmpeg
Deletions:
http://graphics.tudelft.nl/~jorik/css/barcode.html good spirit :-) and using gstreamer

Revision [655]

Edited on 2011-06-04 12:15:38 by BenoitAudouard
Additions:
pgmpipe was not working as not implemented in default ffmpeg on Mageia 1, see
http://ftp-stud.hs-esslingen.de/pub/Mirrors/Mageia/distrib/1/i586/media/tainted/release/
hmmm pgmpipe not by default either :/

Revision [651]

The oldest known version of this page was created on 2011-06-03 23:18:29 by BenoitAudouard
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