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Fix regression in layout detection since 5.0.0 (fixes issue #4014)

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"auto" resulted in unsigned numbers, but htext_score and vtest_score
can be negative.

Fixes: 842cca1d49 ("Fix more signed/unsigned compiler warnings")
Signed-off-by: Stefan Weil <sw@weilnetz.de>
This commit is contained in:
Stefan Weil 2023-10-04 14:57:54 +02:00
parent 7e0c1d708b
commit 063ad31a60
1 changed files with 4 additions and 4 deletions
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8
src/textord/colpartitiongrid.cpp
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@ -1609,10 +1609,10 @@ BlobRegionType ColPartitionGrid::SmoothInOneDirection(
}
// See if we have a decision yet.
auto image_count = counts[NPT_IMAGE];
auto htext_score = counts[NPT_HTEXT] + counts[NPT_WEAK_HTEXT] -
(image_count + counts[NPT_WEAK_VTEXT]);
auto vtext_score = counts[NPT_VTEXT] + counts[NPT_WEAK_VTEXT] -
(image_count + counts[NPT_WEAK_HTEXT]);
int htext_score = counts[NPT_HTEXT] + counts[NPT_WEAK_HTEXT] -
(image_count + counts[NPT_WEAK_VTEXT]);
int vtext_score = counts[NPT_VTEXT] + counts[NPT_WEAK_VTEXT] -
(image_count + counts[NPT_WEAK_HTEXT]);
if (image_count > 0 && image_bias - htext_score >= kSmoothDecisionMargin &&
image_bias - vtext_score >= kSmoothDecisionMargin) {
*best_distance = dists[NPT_IMAGE][0];