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multiformat reader for one-d

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This commit is contained in:
Henry Schimke
2022-12-10 16:41:02 -06:00
parent cacdd80efd
commit f13d8bd479
22 changed files with 334 additions and 247 deletions
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13
src/oned/code_128_reader.rs
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@@ -39,7 +39,7 @@ impl OneDReader for Code128Reader {
let mut symbologyModifier = 0;
let startPatternInfo = Self::findStartPattern(row)?;
let startPatternInfo = self.findStartPattern(row)?;
let startCode = startPatternInfo[2] as u8;
let mut rawCodes: Vec<u8> = Vec::with_capacity(20); //new ArrayList<>(20);
@@ -78,7 +78,7 @@ impl OneDReader for Code128Reader {
lastCode = code;
// Decode another code from image
code = Self::decodeCode(row, &mut counters, nextStart)?;
code = self.decodeCode(row, &mut counters, nextStart)?;
rawCodes.push(code);
@@ -363,7 +363,7 @@ impl OneDReader for Code128Reader {
}
}
impl Code128Reader {
fn findStartPattern(row: &BitArray) -> Result<[usize; 3], Exceptions> {
fn findStartPattern(&self, row: &BitArray) -> Result<[usize; 3], Exceptions> {
let width = row.getSize();
let rowOffset = row.getNextSet(0);
@@ -383,7 +383,7 @@ impl Code128Reader {
let mut bestMatch = -1_isize;
for startCode in CODE_START_A..=CODE_START_C {
// for (int startCode = CODE_START_A; startCode <= CODE_START_C; startCode++) {
let variance = Self::patternMatchVariance(
let variance = self.patternMatchVariance(
&counters,
&CODE_PATTERNS[startCode as usize],
MAX_INDIVIDUAL_VARIANCE,
@@ -423,17 +423,18 @@ impl Code128Reader {
}
fn decodeCode(
&self,
row: &BitArray,
counters: &mut [u32; 6],
rowOffset: usize,
) -> Result<u8, Exceptions> {
Self::recordPattern(row, rowOffset, counters)?;
self.recordPattern(row, rowOffset, counters)?;
let mut bestVariance = MAX_AVG_VARIANCE; // worst variance we'll accept
let mut bestMatch = -1_isize;
for d in 0..CODE_PATTERNS.len() {
// for (int d = 0; d < CODE_PATTERNS.len(); d++) {
let pattern = &CODE_PATTERNS[d];
let variance = Self::patternMatchVariance(counters, &pattern, MAX_INDIVIDUAL_VARIANCE);
let variance = self.patternMatchVariance(counters, &pattern, MAX_INDIVIDUAL_VARIANCE);
if variance < bestVariance {
bestVariance = variance;
bestMatch = d as isize;