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This commit is contained in:
Henry Schimke
2022-10-10 16:28:37 -05:00
parent 8785a7d0e7
commit 9b47d53f4b
2 changed files with 17 additions and 17 deletions
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18
src/qrcode/detector/alignment_pattern_finder.rs
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@@ -172,7 +172,7 @@ impl AlignmentPatternFinder {
* figures the location of the center of this black/white/black run.
*/
fn centerFromEnd(stateCount: &[u32], end: u32) -> f32 {
(end - stateCount[2]) as f32 - stateCount[1] as f32 / 2.0
(end as f32 - stateCount[2] as f32) - stateCount[1] as f32 / 2.0
}
/**
@@ -219,8 +219,8 @@ impl AlignmentPatternFinder {
self.crossCheckStateCount[2] = 0;
// Start counting up from center
let mut i = startI;
while i >= 0 && image.get(centerJ, i) && self.crossCheckStateCount[1] <= maxCount {
let mut i = startI as i32;
while i >= 0 && image.get(centerJ, i as u32) && self.crossCheckStateCount[1] <= maxCount {
self.crossCheckStateCount[1] += 1;
i -= 1;
}
@@ -228,7 +228,7 @@ impl AlignmentPatternFinder {
if i < 0 || self.crossCheckStateCount[1] > maxCount {
return f32::NAN;
}
while i >= 0 && !image.get(centerJ, i) && self.crossCheckStateCount[0] <= maxCount {
while i >= 0 && !image.get(centerJ, i as u32) && self.crossCheckStateCount[0] <= maxCount {
self.crossCheckStateCount[0] += 1;
i -= 1;
}
@@ -237,15 +237,15 @@ impl AlignmentPatternFinder {
}
// Now also count down from center
i = startI + 1;
while i < maxI && image.get(centerJ, i) && self.crossCheckStateCount[1] <= maxCount {
i = startI as i32+ 1;
while i < maxI as i32 && image.get(centerJ, i as u32) && self.crossCheckStateCount[1] <= maxCount {
self.crossCheckStateCount[1] += 1;
i += 1;
}
if i == maxI || self.crossCheckStateCount[1] > maxCount {
if i == maxI as i32 || self.crossCheckStateCount[1] > maxCount {
return f32::NAN;
}
while i < maxI && !image.get(centerJ, i) && self.crossCheckStateCount[2] <= maxCount {
while i < maxI as i32 && !image.get(centerJ, i as u32) && self.crossCheckStateCount[2] <= maxCount {
self.crossCheckStateCount[2] += 1;
i += 1;
}
@@ -263,7 +263,7 @@ impl AlignmentPatternFinder {
}
if self.foundPatternCross(&self.crossCheckStateCount) {
Self::centerFromEnd(&self.crossCheckStateCount, i)
Self::centerFromEnd(&self.crossCheckStateCount, i as u32)
} else {
f32::NAN
}