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Correct "NoImages" in debug pdf file

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Issues:
  Debug information for "NoImages" just be binary image,
  it don't show up the result of photo_mask_pix to developer

Fix:
  Substract binary image to photo_mask_pix, the result
  are "NoImages" binary pix
This commit is contained in:
Le Duc Nam 2020-09-06 23:27:39 +07:00
parent 162f3707e2
commit eb8f1674bf
1 changed files with 8 additions and 1 deletions
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9
src/ccmain/pagesegmain.cpp
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@ -292,7 +292,14 @@ ColumnFinder* Tesseract::SetupPageSegAndDetectOrientation(
// Leptonica is used to find a mask of the photo regions in the input.
*photo_mask_pix = ImageFind::FindImages(pix_binary_, &pixa_debug_);
if (tessedit_dump_pageseg_images) {
pixa_debug_.AddPix(pix_binary_, "NoImages");
Pix* pix_no_image_ = nullptr;
if (*photo_mask_pix != nullptr) {
pix_no_image_ = pixSubtract(nullptr, pix_binary_, *photo_mask_pix);
} else {
pix_no_image_ = pixClone(pix_binary_);
}
pixa_debug_.AddPix(pix_no_image_, "NoImages");
pixDestroy(&pix_no_image_);
}
if (!PSM_COL_FIND_ENABLED(pageseg_mode)) v_lines.clear();