fixed issue with ec results not being used

src/qrcode/decoder/decoder.rs

@@ -197,8 +197,11 @@ fn correctErrors(codewordBytes: &mut [u8], numDataCodewords: usize) -> Result<()
         // for (int i = 0; i < numCodewords; i++) {
         codewordsInts[i] = codewordBytes[i]; // & 0xFF;
     }
+
+    let mut sending_code_words : Vec<i32> = codewordsInts.iter().map(|x| *x as i32).collect();
+
     if let Err(e) = rsDecoder.decode(
-        &mut codewordsInts.iter().map(|x| *x as i32).collect(),
+        &mut sending_code_words,
         (codewordBytes.len() - numDataCodewords) as i32,
     ) {
         if let Exceptions::ReedSolomonException(error_str) = e {
@@ -210,7 +213,7 @@ fn correctErrors(codewordBytes: &mut [u8], numDataCodewords: usize) -> Result<()
     // We don't care about errors in the error-correction codewords
     for i in 0..numDataCodewords {
         // for (int i = 0; i < numDataCodewords; i++) {
-        codewordBytes[i] = codewordsInts[i];
+        codewordBytes[i] = sending_code_words[i] as u8;
     }
     Ok(())
 }

src/qrcode/detector/alignment_pattern_finder.rs

@@ -290,7 +290,7 @@ impl AlignmentPatternFinder {
         let centerJ = Self::centerFromEnd(stateCount, j);
         let centerI = self.crossCheckVertical( 
             i,
-            centerJ.floor() as u32,
+            centerJ.round() as u32,
             2 * stateCount[1],
             stateCountTotal,
         );

src/qrcode/detector/detector.rs

@@ -462,13 +462,13 @@ impl Detector {
         // Look for an alignment pattern (3 modules in size) around where it
         // should be
         let allowance = (allowanceFactor * overallEstModuleSize) as u32;
-        let alignmentAreaLeftX = 0.max(estAlignmentX - allowance);
+        let alignmentAreaLeftX = 0.max(estAlignmentX as i32- allowance as i32) as u32;
         let alignmentAreaRightX = (self.image.getWidth() - 1).min(estAlignmentX + allowance);
         if ((alignmentAreaRightX - alignmentAreaLeftX) as f32) < overallEstModuleSize * 3.0 {
             return Err(Exceptions::NotFoundException("not found".to_owned()));
         }
 
-        let alignmentAreaTopY = 0.max(estAlignmentY - allowance);
+        let alignmentAreaTopY = 0.max(estAlignmentY as i32 - allowance as i32) as u32;
         let alignmentAreaBottomY = (self.image.getHeight() - 1).min(estAlignmentY + allowance);
         if alignmentAreaBottomY - alignmentAreaTopY < overallEstModuleSize as u32 * 3 {
             return Err(Exceptions::NotFoundException("not found".to_owned()));

src/qrcode/detector/finder_pattern.rs

@@ -92,7 +92,7 @@ impl FinderPattern {
             combinedX,
             combinedY,
             combinedModuleSize,
-            combinedCount.floor() as usize,
+            combinedCount.round() as usize,
         )
     }
 }

src/qrcode/detector/finder_pattern_finder.rs

@@ -135,7 +135,7 @@ impl FinderPatternFinder {
                                             // Skip by rowSkip, but back off by stateCount[2] (size of last center
                                             // of pattern we saw) to be conservative, and also back off by iSkip which
                                             // is about to be re-added
-                                            i += rowSkip - stateCount[2] - iSkip;
+                                            i += (rowSkip as i32 - stateCount[2] as i32 - iSkip as i32).max(0) as u32;
                                             j = maxJ - 1;
                                         }
                                     }
@@ -620,7 +620,7 @@ impl FinderPatternFinder {
                     return (((fnp.getX() - center.getX().abs())
                         - (fnp.getY() - center.getY()).abs())
                         / 2.0)
-                        .floor() as u32;
+                        .round() as u32;
                 }
             }
         }