Pure Javascript OCR for more than 100 Languages 📖 🎉 🖥
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
const TIMEOUT = 10000 ;
const IMAGE _PATH = 'http://localhost:3000/tests/assets/images' ;
const IS _BROWSER = typeof window !== 'undefined' && typeof window . document !== 'undefined' ;
const OPTIONS = {
cacheMethod : 'readOnly' ,
langPath : 'http://localhost:3000/tests/assets/traineddata' ,
cachePath : './tests/assets/traineddata' ,
... ( IS _BROWSER ? { workerPath : '../dist/worker.dev.js' } : { } ) ,
} ;
const SIMPLE _TEXT = 'Tesseract.js\n' ;
const SIMPLE _TEXT _HALF = 'Tesse\n' ;
const COMSIC _TEXT = 'HellO World\nfrom beyond\nthe Cosmic Void\n' ;
const TESTOCR _TEXT = 'This is a lot of 12 point text to test the\nocr code and see if it works on all types\nof file format.\n\nThe quick brown dog jumped over the\nlazy fox. The quick brown dog jumped\nover the lazy fox. The quick brown dog\njumped over the lazy fox. The quick\nbrown dog jumped over the lazy fox.\n' ;
const CHINESE _TEXT = '繁 體 中 文 測 試\n' ;
const FORMATS = [ 'png' , 'jpg' , 'bmp' , 'pbm' ] ;
const SIMPLE _PNG _BASE64 = 'data:image/png;base64,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' ;
const SIMPLE _JPG _BASE64 = ' data : image / jpeg ; base64 , / 9 j / 4 A A Q S k Z J R g A B A Q I A J Q A l A A D / 2 w B D A A M C A g I C A g M C A g I D A w M D B A Y E B A Q E B A g G B g U G C Q g K C g k I C Q k K D A 8 M C g s O C w k J D R E N D g 8 Q E B E Q C g w S E x I Q E w 8 Q E B D / 2 w B D A Q M D A w Q D B A g E B A g Q C w k L E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B A Q E B D / w A A R C A C 0 A U A D A R E A A h E B A x E B / 8 Q A G w A B A A M A A w E A A A A A A A A A A A A A A A Y H C A E F C Q T / x A A y E A A B A w Q C A Q M C B A U F A Q A A A A A A A Q I D B A U G B w g R E h M U I R U i C R Y j M R c k Q U N R N T h 0 d b K 1 / 8 Q A G g E B A Q E B A Q E B A A A A A A A A A A A A A A Q D A g E F B v / E A D Q R A Q A C A Q Q B A w I E B A Y C A w A A A A A B A h E D B B I h M R M i Q Q V R M k J h c R Q j U o E W N H J z k b E V M 6 G y w f / a A A w D A Q A C E Q M R A D 8 A 9 U w A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A A B Q e 3 9 z c p M I z C u t W s u H n 5 / x u l g j l i v 3 8 Q b d a v W c s a O k b 7 a Z i y N 8 H d t 7 V f u 6 7 T 9 z C 2 v 6 V d T U 1 o x W v e f O Y i I m Z x H 9 4 x 5 6 z 8 t v S i 3 C u n O Z t 5 j x i c z G P 1 6 x O f 1 x 8 K o 1 H z b 5 T 7 v x O 3 5 9 r r g f 9 T x q 4 z y Q R 3 D + K F u h + Y 5 V j l X 0 p o G S f a 5 r k + W p 3 1 8 d / u f Q r t + N 9 O N e e N b 4 n P n F Z + c R / z j y l 1 L z S d S l I z e k z E x 4 9 0 R n G f H z H f h t J q q r U V y d K q f K f 4 J p d V m Z i J m M S 5 D o A A A A A A A A A A I f r z b m v d r S Z F F g O Q f V H Y n e Z 8 f v C e 0 n g 9 t X w 9 e p D + q x v n 1 2 n 3 M 8 m r / R V F I 9 T Q 0 9 1 X 8 F + 6 z 9 / 7 e Y / u 9 1 I 9 H W t t 7 9 X r E T M f p O c f p 8 J g H i r t W 7 a z X P d h 7 F w 3 J N N X 3 E b X h d w h o 7 R f K 9 z 1 p 8 i i f 6 n l P T + U T E R r f B v f i 6 R P 1 G 9 q i / A 2 / 8 A O 2 k b i / t t N 7 1 4 z 5 i K z i L f t b z H W P t N o 7 N f + V u f Q r 7 q 8 a 2 5 R 4 z M R M 1 / e M 4 8 5 6 n M R 0 t E A A A A A A A A A A A A A A A A A A A A A A A A A A A H x 3 j / A E m t / w C P J / 5 U g + q f 5 H W / 0 W / 6 l R t P 8 x p / 6 o / 7 Z X / C z / 2 X 4 j / 2 F 4 / + h O f o N / 8 A + v b / A O 3 X / w D U U / 5 7 d / 7 s / w D 1 q o j f X K / X 2 b 8 j s 4 1 j t 7 l l m u l 8 I 1 9 P B b r Z R 4 P D W Q 3 O 9 3 H w X 3 F R P W 0 9 P M r I o 1 V Y 0 g V O n L 4 u + F Z 2 v x N j b T 3 O l b d 2 v M 2 m 1 6 1 r H U V r W Y j l P 9 U 3 m J m P H G I 6 8 z N r d 5 F 9 C 9 N t S s Y 4 1 t a 0 + Z m 0 Z i t e 8 x F Y m J n 7 z P 5 u u E 4 4 N c k q 7 L 9 h 7 M 0 p g + 4 b x u b F s c s 0 d + w / I c g g l g u f b n K 2 S h q p Z 2 R y T q k k j E S V 6 J 8 I 7 r p v i 1 l W r O 5 1 f p W v u I p H r a d u N Z j G L x a k z T r 4 m J p M T n u 0 z M z 8 J K z t 9 P 6 j o a H O f T 1 K z a 2 e 5 r N b 1 i 2 J x 8 x b M R i Y i M R H c T m G 8 W b 3 L t z L K G v 2 P z b 2 n i u / r d f E k v u v b t X t o b P 2 y o d 5 U U F p l Y 2 O o a + l j c n 6 M i q x X p K 5 q K i I t G y r o V r p 6 u 0 n 1 a Y n l y 7 t M 4 t z j H U 1 4 z n v G K 8 c R x m M V 5 3 c 6 s 3 1 N L d x 6 d s + 3 j 4 j x 6 c 5 7 i 2 Z m s 4 n 8 c Z j N o n n M 0 5 g 5 5 c 6 b k z Y M B 3 P v T Y u m N P 1 1 h j k s l / x C p d b 2 3 K / u n 8 H w 1 V f H H I s T G x O 7 V k i J G i N R 7 l a n 3 L B s o p r b j W p r X x q R j 0 6 z O K z T E T e 3 2 m Y t 1 3 P U Y x j l i 9 e 6 m + l t 9 K + j W J p 3 6 k + b R a M 8 a 4 8 x E x 3 1 n M 5 j F s Z 0 5 t u n c d 2 4 m 8 J 3 5 f j O 4 V 2 T X z T s t u L 5 b d p I 6 1 0 s N X O 7 2 8 0 0 s P k 2 s d B T 9 q s q I v q u i 7 V v 3 K 0 7 3 + t a d X b b a / 8 q 2 p N a 2 t F f E R W b T e K / r W O v P c x a e W c T z s t P T 4 6 2 4 r n U p S J t F c x M z P V e P L M d e p M / M c Y 9 s T G I l j / A D H k t q r X O L O 2 b p 3 8 S P b O a 7 T t r 2 V s l k y C h u L 8 c v U j n f z F O y g l p G R U k b k c 5 W f q q k S I i N V F 8 X N 0 n V / h L 0 9 D T 5 6 e a x a t p z a a 5 j O L z 3 E x 5 m f x T G Y i Z m e 8 6 a c b q t v 4 q 3 G 0 x a Y m v U R b u Y j G M T H 5 f E V z i 0 x i O L T H L f Z e 5 s k v H F + X S G d 1 G E X X Z N X O r v U n k k o 2 J U U M L 2 r U Q N V G V X o p K 5 7 G S N V i v a 3 t O l U 9 1 d n e n 1 + / 0 + L + 2 t N W J n 9 K z 3 a I / q 4 x P H u J i c Y m P L L b 7 u u r 9 C r v r 1 z a 1 t C Y + O 7 8 v b n z F Z n H L G e v i V u U + i 7 / A K Y 0 x m F u o u X + e 0 d d c W 0 9 X N m m e 3 G m v D L G 2 J z f X d A 2 o S O O G O R n m 1 U e 9 U Y r m u R e 2 / P G 7 1 N K d O u n P t 0 4 t 3 3 7 7 V t i v D n 9 / H G Y j P K Z x H e F G 2 j U 9 e 2 v a O d 5 r P W M U i 0 R a e U U j 4 i Z z N c 4 m t Y i e u 2 E M 8 5 H 6 i 0 9 J Z 8 x 4 z c / d z b E z C 3 X y k g q M a z S s r 7 n a b n Q v k 8 K h i p P S R R N X p e 0 k R 6 u R O / D p y t e 2 r 6 b a 2 v v t v o x S L a e r a K 2 z G J r F v F o z i Y m J i I x j P f f t i 1 Z m 3 1 I 0 t p r W t b G p p 1 m a z E 5 i b R 1 3 E Z i 0 Y m Z j M 4 6 j 5 x L Z H K 3 P N n 5 X u D W H F L V W d V e D T Z / T 1 9 2 y L I q F j V r q e 1 U 8 S + U N K 9 y f p S y L 5 9 S t 6 e x W s V F 6 7 R Y t v p f x e + 1 N K 9 p j T 0 a V 1 L R H U 2 5 X 4 1 i J + M T X v z E x b u J i O N t t T c R t 9 j p 6 1 a x O p r W m l c 9 x X F e V p n x m e M 9 f t O M T M W r 3 O I 8 V N m 4 P d L z j d D y s 2 j f 8 C y i w 1 V D X t y G 9 e 7 y G 1 3 F y t S G s t t x S N F h R G K 9 F Y r e m u R H f e r v s 1 n + b p W 0 d X x m t q z X q 0 T E 1 m a 2 n 5 r a I n M f 2 j G b T K I j T v X V 0 / x d x a J 7 r N Z r a I m I + L 1 t M T E / M e f w x n O f A T j f 9 R z f a G T / A M e t x U v 5 H 2 v c K L 6 f T Z T 4 U V 8 9 u 6 N 3 q 3 O L 0 v 5 q W T 9 p H d t 8 k + O k N v p + p x + l 7 X d Y i e d b e 3 8 t c x j 2 x 8 Y z m P 1 i J c / U 9 L P 1 D W 2 3 K e q 6 c 8 s + 6 c 5 n E z 9 u s R H 2 m X p C Y u m T u O m b 5 / e O R f K i z V G Q X a 9 w 4 5 d r Y y w W u u u E k l N S O d R y u 9 K B j 3 e E L X v R v f j 4 o v 7 q Y a d t X / D 8 6 + l H L V 9 X c R G f M 8 Z j j X P 2 j x E e I d 6 0 a c f W q 6 O p P H T 9 P S m c f G Y j l O P v 8 5 x 2 o v i z e 5 d u Z Z Q 1 + x + b e 0 8 V 3 9 b r 4 k l 9 1 7 d q 9 t D Z + 2 V D v K i g t M r G x 1 D X 0 s b k / R k V W K 9 J X N R U R F v 2 V d C t d P V 2 k + r T E 8 u X d p n F u c Y 6 m v G c 9 4 x X j i O M x i s + 7 n V m + p p b u P T t n 2 8 f E e P T n P c W z M 1 n E / j j M Z t E 8 5 9 J S d q A A A A A A A A A A A A A A A A A A A A A A A A A D 5 r l F J U W 6 q g i b 5 P k h e x q d 9 d q r V R C T f 6 V 9 f a a u l p x m b V t E f v M S 2 2 9 4 0 9 a l 7 e I m P 8 A t Q P A b V O f a V 4 x 4 7 r z Z t h + j Z B Q V l y l q K P 3 U N R 4 N l r J Z I 1 8 4 X v Y v b H N X 4 c v X f S 9 K f X 3 e r T V p o x S f w 0 r E / v G c p Z r P 8 X u d X 4 v e Z j 9 Y x W M / w D x P l A r / r X k r x x 3 / n W 3 u P m s 7 V t X F N q S U 1 b e s c n y C K z 3 C 2 3 O F j m + v F U V H c T o H I q q q d O f 5 P R E a 1 r P J 3 z t n a + 1 0 L b G 9 c 0 5 3 v W 0 T 3 E 3 m s 2 i 3 3 z O c Y j x E Z m P F q N 1 T T 3 G r X e V n G p x r S 0 Y 6 t W s Y r M T 8 T H z n 7 z j P L 2 W 3 q 3 L e V u a W r K r z s b U e H 6 4 m 9 l 6 O L 2 W o v y 3 i p 9 8 1 r / K a t q K Z E i 9 s 5 y w o 1 s S e o i N k 7 / d p p u K 2 p t b W 0 b R O r P d Y x M V i M Y x b 5 m 2 Y z m O u M x H m J Z 6 N o t u K x q V m N O P x T m M z
if ( typeof module !== 'undefined' ) {
module . exports = {
TIMEOUT ,
IMAGE _PATH ,
IS _BROWSER ,
SIMPLE _PNG _BASE64 ,
SIMPLE _JPG _BASE64 ,
CHINESE _TEXT ,
SIMPLE _TEXT ,
SIMPLE _TEXT _HALF ,
COMSIC _TEXT ,
TESTOCR _TEXT ,
FORMATS ,
OPTIONS ,
} ;
}
