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qr_code partially working

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This commit is contained in:
Henry Schimke
2022-10-09 22:01:36 -05:00
parent 50a675c693
commit 79aafa200d
26 changed files with 839 additions and 604 deletions
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49
src/qrcode/detector/finder_pattern_finder.rs
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@@ -161,6 +161,7 @@ impl FinderPatternFinder {
stateCount[currentState] += 1;
}
}
j+=1;
}
if FinderPatternFinder::foundPatternCross(&stateCount) {
let confirmed = self.handlePossibleCenter(&stateCount, i, maxJ);
@@ -187,7 +188,7 @@ impl FinderPatternFinder {
* figures the location of the center of this run.
*/
fn centerFromEnd(stateCount: &[u32], end: u32) -> f32 {
((end - stateCount[4] - stateCount[3]) - stateCount[2]) as f32 / 2.0
(end - stateCount[4] - stateCount[3]) as f32 - ((stateCount[2] as f32) / 2.0)
}
/**
@@ -363,19 +364,19 @@ impl FinderPatternFinder {
) -> f32 {
// let image = &self.image;
let maxI = self.image.getHeight();
let maxI = self.image.getHeight() as i32;
let _stateCount = self.getCrossCheckStateCount();
// Start counting up from center
let mut i = startI;
while i >= 0 && self.image.get(centerJ, i) {
let mut i = startI as i32;
while i >= 0 && self.image.get(centerJ, i as u32) {
self.crossCheckStateCount[2] += 1;
i -= 1;
}
if i < 0 {
return f32::NAN;
}
while i >= 0 && !self.image.get(centerJ, i) && self.crossCheckStateCount[1] <= maxCount {
while i >= 0 && !self.image.get(centerJ, i as u32) && self.crossCheckStateCount[1] <= maxCount {
self.crossCheckStateCount[1] += 1;
i -= 1;
}
@@ -383,7 +384,7 @@ impl FinderPatternFinder {
if i < 0 || self.crossCheckStateCount[1] > maxCount {
return f32::NAN;
}
while i >= 0 && self.image.get(centerJ, i) && self.crossCheckStateCount[0] <= maxCount {
while i >= 0 && self.image.get(centerJ, i as u32) && self.crossCheckStateCount[0] <= maxCount {
self.crossCheckStateCount[0] += 1;
i -= 1;
}
@@ -392,22 +393,22 @@ impl FinderPatternFinder {
}
// Now also count down from center
i = startI + 1;
while i < maxI && self.image.get(centerJ, i) {
i = startI as i32 + 1;
while i < maxI && self.image.get(centerJ, i as u32) {
self.crossCheckStateCount[2] += 1;
i += 1;
}
if i == maxI {
return f32::NAN;
}
while i < maxI && !self.image.get(centerJ, i) && self.crossCheckStateCount[3] < maxCount {
while i < maxI && !self.image.get(centerJ, i as u32) && self.crossCheckStateCount[3] < maxCount {
self.crossCheckStateCount[3] += 1;
i += 1;
}
if i == maxI || self.crossCheckStateCount[3] >= maxCount {
return f32::NAN;
}
while i < maxI && self.image.get(centerJ, i) && self.crossCheckStateCount[4] < maxCount {
while i < maxI && self.image.get(centerJ, i as u32) && self.crossCheckStateCount[4] < maxCount {
self.crossCheckStateCount[4] += 1;
i += 1;
}
@@ -422,12 +423,12 @@ impl FinderPatternFinder {
+ self.crossCheckStateCount[2]
+ self.crossCheckStateCount[3]
+ self.crossCheckStateCount[4];
if 5 * (stateCountTotal - originalStateCountTotal) >= 2 * originalStateCountTotal {
if 5 * (stateCountTotal as i64 - originalStateCountTotal as i64) >= 2 * originalStateCountTotal as i64 {
return f32::NAN;
}
if Self::foundPatternCross(&self.crossCheckStateCount) {
Self::centerFromEnd(&self.crossCheckStateCount, i)
Self::centerFromEnd(&self.crossCheckStateCount, i as u32)
} else {
f32::NAN
}
@@ -450,22 +451,22 @@ impl FinderPatternFinder {
let maxJ = self.image.getWidth();
let _stateCount = self.getCrossCheckStateCount();
let mut j = startJ;
while j >= 0 && self.image.get(j, centerI) {
let mut j = startJ as i32;
while j >= 0 && self.image.get(j as u32, centerI) {
self.crossCheckStateCount[2] += 1;
j -= 1;
}
if j < 0 {
return f32::NAN;
}
while j >= 0 && !self.image.get(j, centerI) && self.crossCheckStateCount[1] <= maxCount {
while j >= 0 && !self.image.get(j as u32, centerI) && self.crossCheckStateCount[1] <= maxCount {
self.crossCheckStateCount[1] += 1;
j -= 1;
}
if j < 0 || self.crossCheckStateCount[1] > maxCount {
return f32::NAN;
}
while j >= 0 && self.image.get(j, centerI) && self.crossCheckStateCount[0] <= maxCount {
while j >= 0 && self.image.get(j as u32 as u32, centerI) && self.crossCheckStateCount[0] <= maxCount {
self.crossCheckStateCount[0] += 1;
j -= 1;
}
@@ -473,22 +474,22 @@ impl FinderPatternFinder {
return f32::NAN;
}
j = startJ + 1;
while j < maxJ && self.image.get(j, centerI) {
j = startJ as i32 + 1;
while j < (maxJ as i32) && self.image.get(j as u32, centerI) {
self.crossCheckStateCount[2] += 1;
j += 1;
}
if j == maxJ {
if j == maxJ as i32 {
return f32::NAN;
}
while j < maxJ && !self.image.get(j, centerI) && self.crossCheckStateCount[3] < maxCount {
while j < maxJ as i32 && !self.image.get(j as u32, centerI) && self.crossCheckStateCount[3] < maxCount {
self.crossCheckStateCount[3] += 1;
j += 1;
}
if j == maxJ || self.crossCheckStateCount[3] >= maxCount {
if j == (maxJ as i32) || self.crossCheckStateCount[3] >= maxCount {
return f32::NAN;
}
while j < maxJ && self.image.get(j, centerI) && self.crossCheckStateCount[4] < maxCount {
while j < (maxJ as i32) && self.image.get(j as u32, centerI) && self.crossCheckStateCount[4] < maxCount {
self.crossCheckStateCount[4] += 1;
j += 1;
}
@@ -503,12 +504,12 @@ impl FinderPatternFinder {
+ self.crossCheckStateCount[2]
+ self.crossCheckStateCount[3]
+ self.crossCheckStateCount[4];
if 5 * (stateCountTotal - originalStateCountTotal) >= originalStateCountTotal {
if 5 * (stateCountTotal as i64 - originalStateCountTotal as i64) >= originalStateCountTotal as i64 {
return f32::NAN;
}
if Self::foundPatternCross(&self.crossCheckStateCount) {
Self::centerFromEnd(&self.crossCheckStateCount, j)
Self::centerFromEnd(&self.crossCheckStateCount, j as u32)
} else {
f32::NAN
}