<s>
Barcode	B-Application
library	I-Application
or	O
Barcode	O
SDK	O
is	O
a	O
software	B-Library
library	I-Library
that	O
can	O
be	O
used	O
to	O
add	O
barcode	O
features	O
to	O
desktop	O
,	O
web	O
,	O
mobile	O
or	O
embedded	O
applications	O
.	O
</s>
<s>
Barcode	B-Application
library	I-Application
presents	O
sets	O
of	O
subroutines	O
or	O
objects	O
which	O
allow	O
to	O
create	O
barcode	O
images	O
and	O
put	O
them	O
on	O
surfaces	O
or	O
recognize	O
machine-encoded	B-General_Concept
text	I-General_Concept
/	I-General_Concept
data	I-General_Concept
from	O
scanned	B-Application
or	O
captured	B-Application
by	I-Application
camera	I-Application
images	O
with	O
embedded	O
barcodes	O
.	O
</s>
<s>
The	O
library	O
can	O
support	O
two	O
modes	O
:	O
generation	O
and	O
recognition	O
mode	O
,	O
some	O
libraries	B-Library
support	O
barcode	O
reading	O
and	O
writing	O
in	O
the	O
same	O
way	O
,	O
but	O
some	O
libraries	B-Library
support	O
only	O
one	O
mode	O
.	O
</s>
<s>
and	O
use	O
any	O
of	O
camera	B-Device
equipped	O
device	O
to	O
identify	O
additional	O
data	O
about	O
an	O
object	O
.	O
</s>
<s>
In	O
this	O
way	O
,	O
combination	O
of	O
barcode	O
technology	O
and	O
barcode	B-Application
library	I-Application
allows	O
to	O
implement	O
with	O
low	O
cost	O
any	O
automatic	B-Algorithm
document	I-Algorithm
processing	I-Algorithm
application	O
,	O
OMR	B-Application
application	O
,	O
package	O
tracking	O
application	O
or	O
even	O
augmented	B-General_Concept
reality	I-General_Concept
application	O
.	O
</s>
<s>
The	O
first	O
Barcode	O
SDKs	O
were	O
not	O
implemented	O
as	O
software	B-Library
libraries	I-Library
but	O
as	O
standalone	B-Application
applications	I-Application
for	O
DOS	B-Device
and	O
Windows	B-Application
and	O
as	O
Barcode	O
fonts	O
.	O
</s>
<s>
The	O
situation	O
changed	O
when	O
camera	B-Device
equipped	O
devices	O
(	O
like	O
mobile	O
phones	O
)	O
and	O
document	B-Application
scanners	I-Application
became	O
common	O
for	O
every	O
day	O
usage	O
.	O
</s>
<s>
Because	O
barcodes	O
could	O
be	O
scanned	B-Application
and	O
recognized	O
on	O
common	O
ordinary	O
equipment	O
and	O
industrial	O
and	O
office	O
users	O
did	O
not	O
need	O
to	O
obtain	O
expensive	O
specialized	O
one-function	O
devices	O
for	O
barcode	O
reading	O
,	O
the	O
need	O
for	O
barcode	O
writing	O
and	O
reading	O
SDKs	O
and	O
libraries	B-Library
increased	O
.	O
</s>
<s>
Barcode	O
writing	O
libraries	B-Library
already	O
had	O
been	O
implemented	O
as	O
barcode	O
fonts	O
or	O
standalone	B-Application
applications	I-Application
in	O
projects	O
like	O
GNU	O
Barcode	O
or	O
Zint	O
.	O
</s>
<s>
Implementation	O
of	O
a	O
barcode	O
writing	O
library	O
does	O
not	O
require	O
hard	O
Computer	B-General_Concept
Science	I-General_Concept
skills	O
because	O
it	O
just	O
need	O
to	O
follow	O
AIM	O
or	O
ISO	O
specifications	O
.	O
</s>
<s>
2D	O
barcodes	O
encoding	O
is	O
more	O
difficult	O
because	O
2D	O
barcodes	O
instead	O
of	O
1D	O
barcodes	O
have	O
additional	O
encoding	O
data	O
like	O
columns	O
,	O
rows	O
,	O
ECI	O
or	O
data	B-Error_Name
correction	I-Error_Name
options	O
.	O
</s>
<s>
These	O
differences	O
could	O
not	O
be	O
solved	O
by	O
barcode	O
fonts	O
usage	O
and	O
required	O
API	B-Application
with	O
multiple	O
parameters	O
processing	O
.	O
</s>
<s>
Barcode	O
reading	O
libraries	B-Library
are	O
more	O
complex	O
,	O
requiring	O
Computer	B-Application
Vision	I-Application
techniques	O
.	O
</s>
<s>
However	O
,	O
they	O
can	O
be	O
run	O
on	O
common	O
camera	B-Device
or	O
scanner	O
equipped	O
devices	O
.	O
</s>
<s>
The	O
first	O
libraries	B-Library
could	O
recognize	O
only	O
1D	O
barcodes	O
by	O
laser	O
scanners	O
mode	O
emulation	O
.	O
</s>
<s>
This	O
mode	O
captured	O
the	O
whole	O
image	O
but	O
then	O
library	O
made	O
some	O
scan-lines	O
with	O
Bresenham	B-Algorithm
's	I-Algorithm
algorithm	I-Algorithm
and	O
tried	O
to	O
recognize	O
data	O
from	O
these	O
lines	O
as	O
hardware	O
laser	O
scanners	O
did	O
.	O
</s>
<s>
The	O
bright	O
representation	O
of	O
these	O
libraries	B-Library
is	O
early	O
ZXing	O
project	O
supported	O
by	O
Google	O
,	O
ZBar	B-Language
or	O
other	O
solutions	O
.	O
</s>
<s>
More	O
complicated	O
methods	O
from	O
Computer	B-Application
Vision	I-Application
were	O
implemented	O
to	O
improve	O
recognition	O
quality	O
for	O
1D	O
and	O
2D	O
barcodes	O
.	O
</s>
<s>
Barcode	B-Application
libraries	I-Application
have	O
provided	O
low	O
cost	O
automatic	B-General_Concept
identification	I-General_Concept
and	I-General_Concept
data	I-General_Concept
capture	I-General_Concept
features	O
to	O
various	O
fields	O
of	O
services	O
and	O
industry	O
.	O
</s>
<s>
This	O
can	O
be	O
entertainment	O
,	O
healthcare	O
,	O
postal	O
services	O
,	O
such	O
as	O
document	B-Algorithm
processing	I-Algorithm
or	O
retail	O
applications	O
.	O
</s>
<s>
Barcode	B-Application
libraries	I-Application
and	O
or	O
Barcode	O
SDKs	O
can	O
be	O
split	O
in	O
different	O
types	O
,	O
which	O
is	O
based	O
on	O
their	O
functionality	O
:	O
</s>
<s>
The	O
first	O
barcode	B-Application
libraries	I-Application
were	O
fully	O
transparent	O
to	O
user	O
and	O
used	O
as	O
simple	O
printing	O
text	O
with	O
specialized	O
TrueType	O
Fonts	O
.	O
</s>
<s>
This	O
works	O
well	O
for	O
1D	O
barcodes	O
,	O
because	O
1D	O
barcode	O
just	O
the	O
same	O
as	O
linear	O
text	O
,	O
sometimes	O
with	O
checksum	B-Algorithm
.	O
</s>
<s>
Barcode	B-Application
libraries	I-Application
with	O
API	B-Application
calls	O
have	O
more	O
customization	O
features	O
in	O
writing	O
and	O
reading	O
modes	O
.	O
</s>
<s>
However	O
,	O
only	O
part	O
of	O
libraries	B-Library
has	O
full	O
support	O
of	O
writing	O
and	O
reading	O
modes	O
.	O
</s>
<s>
More	O
than	O
half	O
of	O
libraries	B-Library
supports	O
only	O
one	O
mode	O
.	O
</s>
<s>
Barcode	B-Application
libraries	I-Application
can	O
support	O
different	O
barcode	O
formats	O
and	O
programming	O
languages	O
.	O
</s>
<s>
Most	O
common	O
barcode	B-Application
libraries	I-Application
and	O
SDKs	O
are	O
represented	O
in	O
the	O
following	O
list	O
:	O
</s>
<s>
+Barcode	O
library	O
list:NameCompanyLicenseTypeLanguagesPlatformsLibrary	O
abilities	O
Supported	O
barcode	O
typesAspose.BarcodeAsposeProprietary	O
,	O
Royalty-freeFullJava	O
,	O
.Net	B-Language
,	O
C++	B-Language
,	O
PHP	B-Application
,	O
JavaScript	B-Language
,	O
PythonCross-platform(native )	O
,	O
Java	B-Device
,	O
.Net	B-Language
,	O
Android	B-Application
,	O
iOS	B-Application
via	O
Xamarin	B-Application
,	O
WebAspose.Barcode	O
library	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats	O
.	O
</s>
<s>
Reading	O
barcodes	O
from	O
MS	O
Word	O
documents	O
and	O
PDF	O
files	O
is	O
also	O
possible	O
with	O
Aspose.Words	O
and	O
Aspose.PDF	O
components.more	O
than	O
60	O
barcode	O
typesBarcode	O
Writer	O
in	O
Pure	O
PostScriptTerry	O
Burton	O
Consulting	O
LtdMIT	O
with	O
commercial	O
supportWritePostScriptCross-platformBarcode	O
Writer	O
in	O
Pure	O
Postscript	B-Language
can	O
generate	O
all	O
barcode	O
formats	O
entirely	O
within	O
PostScript.more	O
than	O
70	O
barcode	O
typesBarcode4JSourceForgeApache	O
2.0WriteJavaJavaBarcode4J	O
library	O
can	O
generate	O
barcode	O
images	O
in	O
5	O
image	O
formats	O
.	O
</s>
<s>
The	O
project	O
is	O
outdated.15	O
barcode	O
typesBarcodeLibBarcodeLib.comProprietary	O
,	O
Royalty-freeFullJava	O
,	O
.NetJava	O
,	O
.NetBarcodeLib	O
library	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats11	O
types	O
of	O
1D	O
barcodes	O
and	O
3	O
types	O
of	O
2D	O
barcodesByteScout	O
BarCode	O
SDKByteScout	O
,	O
Inc.Proprietary	O
,	O
Royalty-freeFull.Net	O
;	O
JavaScript	B-Language
via	O
REST	B-Protocol
API	I-Protocol
;	O
COM	B-Application
API	I-Application
:	O
C++	B-Language
,	O
Java	B-Device
,	O
Delphi	B-Language
,	O
PHP	B-Application
,	O
VBScript.Net	O
,	O
Windows	B-Application
,	O
WebByteScout	O
BarCode	O
SDK	O
libraries	B-Library
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats.more	O
than	O
20	O
barcode	O
typesClearImage	O
Barcode	B-Device
Reader	I-Device
SDKInlite	O
Research	O
,	O
IncProprietary	O
,	O
per	O
computerRead.Net	O
;	O
COM	B-Application
API	I-Application
:	O
C++	B-Language
,	O
Java	B-Device
,	O
Delphi	B-Language
,	O
PHP	B-Application
,	O
VBScriptWindowsBarcode	O
Reader	O
library	O
can	O
read	O
barcodes	O
from	O
5	O
image	O
formats	O
and	O
pdf	O
files.19	O
barcode	O
typesCognex	O
Barcode	B-Device
Scanner	I-Device
SDKCognexProprietary	O
,	O
Royalty-freeReadJava	O
,	O
.Net	B-Language
,	O
Objective-C	B-Language
,	O
SwiftAndroid	O
,	O
iOSCognex	O
Barcode	B-Device
Scanner	I-Device
SDK	O
can	O
capture	O
and	O
recognize	O
barcodes	O
from	O
mobile	O
camera17	O
barcode	O
typesBarcode	O
Reader	O
SDKDTK	O
SoftwareProprietaryReadJava	O
,	O
.NetJava	O
,	O
.NetDTK	O
Barcode	B-Device
Reader	I-Device
SDK	O
can	O
read	O
barcodes	O
from	O
5	O
image	O
formatsmore	O
than	O
30	O
barcode	O
typesDynamsoft	O
Barcode	B-Device
Reader	I-Device
SDKDynamsoftProprietary	O
,	O
Per	O
ComputerReadC++	O
;	O
Objective-C	B-Language
;	O
Native	O
API	B-Application
Wrapper	O
:	O
.Net	B-Language
,	O
PHP	B-Application
,	O
Java	B-Device
;	O
JavaScript	B-Language
via	O
WebAssemblyWindows	O
,	O
Linux	B-Application
,	O
Android	B-Application
via	O
Xamarin	B-Application
,	O
iOS	B-Application
via	O
Xamarin	B-Application
,	O
BrowserDynamsoft	O
Barcode	B-Device
Reader	I-Device
SDK	O
can	O
read	O
barcodes	O
from	O
more	O
than	O
5	O
image	O
formats	O
and	O
recognize	O
barcodes	O
from	O
cameramore	O
than	O
30	O
barcode	O
typesGdPicture.NET	O
Barcode	O
SDKORPALISProprietary	O
,	O
Royalty-freeFull.Net.NetLibrary	O
can	O
write	O
and	O
read	O
barcodes	O
from	O
almost	O
90	O
image	O
and	O
document	O
formatsmore	O
than	O
30	O
barcode	O
typesGNU	O
BarcodeGNU	O
Operating	O
SystemGPLv3WritePostScriptCross-platformGNU	O
Barcode	B-Application
library	I-Application
can	O
generate	O
barcodes	O
directly	O
in	O
document	O
by	O
Postscript	B-Language
language10	O
barcode	O
typesIBscanner	O
for	O
.NETInobixProprietary	O
,	O
Royalty-freeRead.Net.NetIBscanner	O
for	O
.NET	B-Language
library	O
can	O
read	O
barcodes	O
from	O
5	O
image	O
formats12	O
types	O
of	O
1D	O
barcodesIDAutomation	O
Barcode	O
GeneratorIDAutomation.com,	O
Inc.Proprietary	O
,	O
Royalty-freeWriteJava	O
,	O
.Net	B-Language
,	O
C++	B-Language
,	O
PHP	B-Application
,	O
JavaScript	B-Language
,	O
VBA	B-Language
,	O
TrueType	O
FontsJava	O
,	O
.Net	B-Language
,	O
Windows	B-Application
,	O
WebIDAutomation	O
Barcode	O
Generator	O
library	O
and	O
TrueType	O
Fonts	O
can	O
generate	O
barcodes	O
in	O
various	O
programming	O
languages	O
and	O
applications	O
which	O
support	O
TrueType	O
Fonts24	O
barcode	O
typesKeepDynamic	O
Barcode	O
SDKKeepDynamic.comProprietary	O
,	O
Royalty-freeFullJava	O
,	O
.Net	B-Language
,	O
VBAJava	O
,	O
.Net	B-Language
,	O
MS	O
OfficeKeepDynamic	O
Barcode	O
SDK	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats.9	O
types	O
of	O
1D	O
barcodes	O
and	O
3	O
types	O
of	O
2D	O
barcodesLEADTOOLS	O
Barcode	O
SDKLEAD	O
Technologies	O
,	O
IncProprietary	O
,	O
Per	O
ApplicationFullJava	O
,	O
.Net	B-Language
,	O
C++	B-Language
,	O
Objective-C	B-Language
,	O
Swift	B-Application
,	O
JavaScript	B-Language
via	O
REST	O
APICross-platform(native )	O
,	O
Java	B-Device
,	O
.Net	B-Language
,	O
Android	B-Application
,	O
iOS	B-Application
,	O
WebLEADTOOLS	O
Barcode	O
SDK	O
can	O
write	O
barcodes	O
in	O
various	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
various	O
image	O
formats	O
(	O
depends	O
on	O
platform	O
)	O
more	O
than	O
50	O
barcode	O
typesML	O
Kit	O
Barcode	O
Scanning	O
APIGoogleGoogle	O
APIReadJava	O
,	O
Objective-C	B-Language
,	O
SwiftAndroid	O
,	O
iOSML	O
Kit	O
Barcode	O
Scanning	O
API	B-Application
can	O
recognize	O
barcodes	O
from	O
mobile	O
camera13	O
barcode	O
typesNeodynamic	O
Barcode	O
ProfessionalNeodynamic	O
SRLProprietary	O
,	O
Royalty-freeFull.Net	O
;	O
JavaScript	B-Language
,	O
PHP	B-Application
via	O
REST	O
API.Net	O
,	O
WebNeodynamic	O
Barcode	O
Professional	O
can	O
write	O
more	O
than	O
70	O
barcode	O
types	O
in	O
7	O
image	O
formats	O
and	O
read	O
12	O
barcode	O
types	O
from	O
5	O
image	O
formats.write	O
:	O
more	O
than	O
70	O
barcode	O
types	O
/	O
read	O
:	O
12	O
types	O
of	O
1D	O
barcodesOnBarcode	O
Barcode	O
SDKOnBarcodeProprietary	O
,	O
Royalty-freeFullJava	O
,	O
.Net	B-Language
,	O
Objective-CJava	O
,	O
.Net	B-Language
,	O
Android	B-Application
,	O
iOSOnBarcode	O
Barcode	O
SDK	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats	O
(	O
depends	O
on	O
platform	O
)	O
more	O
than	O
20	O
barcode	O
typesOpenBarcodesSourceForgeGPLv2WriteTrueType	O
FontCross-platformOpenBarcodes	O
TrueType	O
Fonts	O
can	O
encode	O
text	O
to	O
barcode	O
in	O
any	O
rich	O
text	O
application4	O
types	O
of	O
1D	O
barcodes	O
and	O
3	O
types	O
of	O
2D	O
barcodes	O
pqScan	O
Barcode	O
SDKpqScanProprietary	O
,	O
Royalty-freeFullJava	O
,	O
.NetJava	O
,	O
.NetpqScan	O
Barcode	O
SDK	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats13	O
barcode	O
typesPython	O
Barcode	O
LibraryGame	O
Maker	O
2k	O
BSDWritePythonCross-platformPython	O
Barcode	B-Application
Library	I-Application
can	O
generate	O
barcode	O
images	O
with	O
Python	B-Language
language12	O
barcode	O
typesScanbot	O
Barcode	B-Device
Scanner	I-Device
SDKScanbot	O
SDKProprietaryReadJava	O
,	O
Objective-C	B-Language
,	O
Swift	B-Application
,	O
Kotlin	B-Language
,	O
Dart	B-Language
,	O
JavaScript	B-Language
,	O
C#	B-Application
,	O
.NetAndroid	O
,	O
iOS	B-Application
,	O
Browser	B-Application
,	O
Xamarin	B-Application
,	O
Cordova	B-Protocol
,	O
Ionic	B-General_Concept
,	O
Flutter	B-Application
,	O
React	O
NativeScanbot	O
Barcode	B-Device
Scanner	I-Device
SDK	O
can	O
read	O
9	O
types	O
of	O
1D	O
barcodes	O
and	O
9	O
different	O
2D	O
formats	O
via	O
apps	O
and	O
websites.18	O
barcode	O
typesSD-TOOLKIT	O
Barcode	O
SDKSD-TOOLKITProprietary	O
,	O
Royalty-freeReadJava	O
;	O
.Net	B-Language
;	O
C++( native	O
)	O
;	O
COM	B-Application
API	I-Application
:	O
C++	B-Language
,	O
Java	B-Device
,	O
Delphi	B-Language
,	O
VBScript	B-Application
;	O
Objective-CJava	O
;	O
.Net	B-Language
,	O
Android	B-Application
,	O
iOS	B-Application
,	O
WindowsSD-TOOLKIT	O
Barcode	O
SDK	O
can	O
read	O
barcodes	O
from	O
5	O
image	O
formats15	O
types	O
of	O
1D	O
barcodes	O
and	O
4	O
types	O
of	O
2D	O
barcodesSmartCodeDeveloper	O
SDKTechnoRiverProprietary	O
,	O
Royalty-freeWrite.Net.NetSmartCodeDeveloper	O
SDK	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formatsmore	O
than	O
30	O
barcode	O
typesSpire.BarcodeE-iceblue	O
Co	O
.	O
Ltd.Proprietary	O
,	O
Royalty-freeFullJava	O
,	O
.NetJava	O
,	O
.Net	B-Language
,	O
Android	B-Application
via	O
Xamarin	B-Application
,	O
iOS	B-Application
via	O
XamarinSpire.Barcode	O
library	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats39	O
barcode	O
typesTBarCode	O
SDKTEC-IT	O
Datenverarbeitung	O
GmbHProprietary	O
,	O
Royalty-freeWrite.Net	O
;	O
C++	B-Language
;	O
Delphi	B-Language
;	O
PowerBuilder	B-Language
;	O
COM	B-Application
API	I-Application
:	O
C++	B-Language
,	O
Delphi	B-Language
,	O
VBScript	B-Application
;	O
ABAPCross-platform(native )	O
,	O
.Net	B-Language
,	O
SAPTBarCode	O
SDK	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
(	O
depends	O
on	O
platform	O
)	O
more	O
than	O
70	O
barcode	O
typesVintaSoft	O
Barcode	O
.NET	B-Language
SDKVintaSoftProprietary	O
,	O
Royalty-freeFull.Net.Net	O
,	O
Android	B-Application
via	O
XamarinVintaSoft	O
Barcode	O
.NET	B-Application
SDK	I-Application
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats	O
and	O
read	O
barcodes	O
from	O
5	O
image	O
formats	O
.	O
</s>
<s>
Also	O
library	O
can	O
read	O
images	O
from	O
embedded	O
pdf	O
documents.more	O
than	O
60	O
barcode	O
typesVSBarcodeReader	O
Vision	O
Smarts	O
SPRL	O
Proprietary	B-Application
,	O
Royalty-freeReadObjective-C	O
,	O
Swift	B-Application
,	O
Java	B-Device
,	O
KotliniOS	O
,	O
Android	B-Application
,	O
Xamarin	B-Application
,	O
Cordova	B-Protocol
,	O
IonicVision	O
Smarts	O
Barcode	B-Device
Scanner	I-Device
SDK	O
reads	O
barcodes	O
using	O
the	O
camera	B-Device
of	O
the	O
mobile	O
device	O
.	O
</s>
<s>
It	O
works	O
100%	O
offline.18	O
types	O
of	O
1D	O
and	O
2D	O
barcodesZBarSourceForge	O
GNU	B-Application
LGPL	I-Application
2.1ReadPython	O
,	O
Perl	B-Language
,	O
C++	B-Language
,	O
CLinux/Unix	O
,	O
Windows	B-Application
,	O
iOSZBar	O
library	O
can	O
capture	O
image	O
from	O
video	O
stream	O
and	O
recognize	O
barcodes	O
.	O
</s>
<s>
The	O
library	O
works	O
as	O
linear	O
scanner	O
emulation.7	O
types	O
of	O
1D	O
barcodes	O
and	O
QR	O
codeZen	O
Barcode	O
Rendering	O
FrameworkNonePublic	O
domainWrite.Net.NetZen	O
Barcode	O
Rendering	O
Framework	O
can	O
write	O
barcodes	O
in	O
7	O
image	O
formats9	O
barcode	O
typesZintSourceForgeApache	O
2.0	O
,	O
BSD	B-Operating_System
,	O
GNU	O
GPLv3WriteC	O
,	O
.Net	B-Language
via	O
ZintNET	O
port	O
,	O
Java	B-Device
via	O
Okapi	O
Barcode	O
portLinux/Unix	O
,	O
Windows	B-Application
,	O
Java	B-Device
,	O
.NetCan	O
generate	O
barcodes	O
in	O
6	O
image	O
formats	O
(	O
depends	O
on	O
port	O
)	O
more	O
than	O
50	O
barcode	O
typesZXingZXing	O
ProjectApache	O
2.0FullJava	O
,	O
.Net	B-Language
,	O
C++	B-Language
,	O
Objective-C	B-Language
,	O
JavaScript	B-Language
,	O
PHP	B-Application
,	O
Ruby	B-Language
,	O
Python	B-Language
,	O
TypeScriptCross-platform(native )	O
,	O
Java	B-Device
,	O
.Net	B-Language
,	O
Android	B-Application
,	O
iOS	B-Application
,	O
WebZXing	O
library	O
with	O
ports	O
can	O
produce	O
barcodes	O
in	O
various	O
image	O
formats	O
(	O
it	O
depends	O
from	O
the	O
source	O
port	O
)	O
and	O
read	O
barcodes	O
from	O
image	O
or	O
from	O
camera.more	O
than	O
20	O
barcode	O
typesSyncfusion.BarcodeSyncfusionProprietaryWrite.Net.NetSyncfusion.Barcode	O
library	O
generates	O
barcodes	O
as	O
images	O
or	O
PDF	O
documents	O
.	O
</s>
<s>
All	O
other	O
ways	O
like	O
RFID	B-Application
chips	I-Application
or	O
object	O
detection	O
by	O
image	B-Application
recognition	I-Application
are	O
more	O
expensive	O
and	O
difficult	O
to	O
implement	O
.	O
</s>
<s>
This	O
makes	O
1D	O
barcodes	O
have	O
restricted	O
symbol	O
encoding	O
like	O
Code	O
11	O
or	O
have	O
restricted	O
barcode	O
length	O
like	O
EAN	O
13	O
,	O
UPCA	O
,	O
EAN	O
8	O
or	O
be	O
used	O
even	O
without	O
checksum	B-Algorithm
like	O
Code	O
39	O
barcodes	O
.	O
</s>
<s>
Moreover	O
,	O
all	O
of	O
these	O
1D	O
barcodes	O
have	O
low	O
quality	O
checksum	B-Algorithm
or	O
even	O
do	O
not	O
have	O
any	O
checksum	B-Algorithm
which	O
makes	O
recognition	O
process	O
unpredictable	O
on	O
images	O
with	O
too	O
low	O
quality	O
.	O
</s>
<s>
Unfortunately	O
,	O
recognition	O
of	O
low	B-Algorithm
quality	I-Algorithm
images	I-Algorithm
could	O
produce	O
some	O
incorrect	O
symbols	O
in	O
recognized	O
text	O
.	O
</s>
<s>
Low-density	O
encoding	O
,	O
encoding	O
restrictions	O
and	O
weak	O
checksum	B-Algorithm
makes	O
1D	O
barcode	O
unsuitable	O
to	O
current	O
requirements	O
to	O
informational	O
systems	O
and	O
data	O
processing	O
.	O
</s>
<s>
Main	O
advantages	O
of	O
2D	O
barcodes	O
are	O
high	O
encoding	O
density	O
,	O
which	O
is	O
10	O
times	O
more	O
,	O
no	O
restrictions	O
to	O
text	B-General_Concept
encoding	I-General_Concept
and	O
self-checked	B-Error_Name
codes	I-Error_Name
like	I-Error_Name
Reed	I-Error_Name
Solomon	I-Error_Name
codes	I-Error_Name
,	O
which	O
not	O
only	O
add	O
confidence	O
in	O
correct	O
recognition	O
but	O
also	O
can	O
restore	O
some	O
wiped	O
or	O
corrupted	O
barcode	O
data	O
.	O
</s>
<s>
Main	O
disadvantage	O
of	O
2D	O
barcodes	O
,	O
they	O
cannot	O
be	O
recognized	O
by	O
laser	O
scanners	O
,	O
except	O
PDF	O
417	O
,	O
for	O
recognition	O
they	O
require	O
photo	B-Application
scanners	I-Application
.	O
</s>
<s>
Most	O
of	O
2D	O
barcodes	O
can	O
encode	O
information	O
in	O
byte	B-Application
mode	O
and	O
this	O
allows	O
encoding	O
both	O
text	O
in	O
256-bit	O
national	O
encoding	B-General_Concept
charset	I-General_Concept
and	O
text	O
in	O
common	O
Unicode	O
charsets	B-General_Concept
like	O
UTF16	O
or	O
UTF8	O
.	O
</s>
<s>
They	O
do	O
not	O
have	O
any	O
restrictions	O
to	O
encoding	O
text	O
,	O
they	O
can	O
be	O
correctly	O
restored	O
on	O
corrupted	O
or	O
low	B-Algorithm
quality	I-Algorithm
images	I-Algorithm
and	O
their	O
recognition	O
result	O
is	O
fully	O
confidential	O
.	O
</s>
<s>
Most	O
common	O
QR	O
code	O
can	O
be	O
only	O
in	O
square	O
size	O
,	O
same	O
Aztec	O
or	O
Datamatrix	B-Algorithm
in	O
some	O
sizes	O
.	O
</s>
<s>
If	O
someone	O
has	O
a	O
long	O
rectangular	O
area	O
with	O
low	O
height	O
,	O
they	O
can	O
use	O
Datamatrix	B-Algorithm
with	O
rectangular	O
sizes	O
,	O
see	O
DMRE	O
or	O
PDF417	O
,	O
which	O
can	O
have	O
difference	O
width	O
to	O
height	O
more	O
than	O
64	O
times	O
.	O
</s>
