leptonica

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Application crashing while disposing Pix.Create object

5

Hi @DanBloomberg , I'm using 1.81.1 with VS2022 on Windows 11 for rotating the file according to the text. While disposing the Pix.Create object, my application has crashed. On checking...

saikumarkavali1

get minarea-rotated box of a skew area

2

I want to get a compact box of the black pixs in the pic below: It is easier to get horizontal boxes using leptonica like this, but it is not...

dorami123

Identifying and removing asterisks

8

Hi, I'm currently trying to remove asterisks from a scanned document because they disturb some OCR operations of the software I'm working on (see the images below). The approach I...

Elias-Est

Regression: file not found on MacOS when opening /tmp file

2

Starting 05398d6c593893c4ee9706002218354558513e9a 1.84.0, on darwin MacOS, leptonica gives an error when opening a file in /tmp. Also, the error message does not give the actual path that it tried to...

yonran

pixOrientDetect with .bmp file

6

I'm using below Leptonica Api [1.81.1] for Orientation detect and rotate the file according to the text. pixOrientDetect(new HandleRef(pix, pixconv), out pupconf, out pleftconf, 0, 0); For a particular BMP...

saikumarkavali1

1.84.1: compile time warnings

3

First stats: ```console $ rpmbuild -ba leptonica.spec 2>&1 | grep -- \\[-W | sed 's/.*\[//; s/\]//' | sort | uniq -c | sort -nr 36 -Wunused-variable 32 -Wunused-but-set-variable 2 -Wunused-function...

kloczek

Not sure what's going on here yet but for some reason there's an include added ```./S``` for some reason which didn't occur in at least 1.82.0 Output (library): ``` /usr/bin/cc...

diizzyy

How to detect the four corners of paper or ID card

8

  like these picture, I need to obtain the pixel coordinates of the four top corners of the paper or ID card [Awesome-Edge-Detection-Papers](https://github.com/MarkMoHR/Awesome-Edge-Detection-Papers)

Charltsing

Evaluate library name change for autotools

9

@stweil @amitdo @zdenop @jbreiden I'm filing this issue (instead of Jeff) because Jeff presently has a 2-factor authentication problem with logging in to github. For 1.83 I changed the autotools...

DanBloomberg

Suggest noting that libtiff must have been compiled with JPEG compression support for tests to run correctly

4

If `libtiff` has NOT been installed with JPEG compression (i.e., `./configure --enable-jpeg --enable-old-jpeg`), then `ioformats_reg` gives errors on four images (`FILE_8BPP_1`, `FILE_8BPP_2`, `FILE_8BPP_3`, `"testbuffer.tif"`) . A note or warning in...

johnsonea