leptonica

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Method findSkew returns incorrectr angle

1

Before doing OCR i need to detect angle of text, and possibly rotate image but using findSkew function i get incorrect angle, what do I do wrong? val skewImage: Pix...

atgorvi

Autotools vs CMake: Inconsistency

12

Hi, I'm planning on submitting a few patches to improve CMake but I have a question. Can we please use one library name? Right now there's a mix between liblept...

diizzyy

Embedded image in .pdf file is black

2

Hi maintainer, I see the issue when I use the leptonica. The issue is: "Embedded image in .pdf file is black" Input image: BMP format with spp = 3, d...

phuchm

Missing LeptonicaTargets.cmake when importing library

5

I'm trying to include Leptonica via CMake on OS X 10.14, and I get the following error on build: ``` [build] CMake Error at /usr/local/lib/cmake/LeptonicaConfig.cmake:23 (include): [build] include could not...

timomrs

Apparent memory issue detected from python's CFFI, traced to lept

7

Detecting this problem has been a bit of detective work. I started from within `python3` and wrapped `liblept` for use with `libtesseract` in a `python3` C-Foreign-Function-Interface. ### **Background context:** From...

chrisdonlan

Minor portability issues

14

I am building Leptonica on a variety of (POSIX) platforms, and have found a few minor issues hindering its portability. First, I'll present a few straightforward fixes. 1. Some compilers...

iskunk

Support Windows 10 UWP platform

4

I suppose this is a feature request, unless it's assumed the feature is already present, in which case it's a bug report. Please add support for building the leptonica library...

gerwalk

pixWriteBmp inverts 1bpp images

10

See details under https://github.com/sirfz/tesserocr/issues/274

bertsky

leptonica-1.81 breaks b/w TIFF to PDF embedding

19

Hi, leptonica 1.81 (same behavior for 1.81.0 and 1.81.1) breaks TIFF embedding in PDFs, at least for (some) black-and-white Group4-compressed files (not tested anything else). In particular, this is a...

akobel

I want to use this control to remove the black edge around the image. What should I do? I'll understand it for the first time

4

I want to use this control to remove the black edge around the image. What should I do? I'll understand it for the first time https://user-images.githubusercontent.com/65677359/131935495-f0d9951e-0111-4e95-8299-62db3475f3ba.jpg

jueqing1015