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cargo fmt

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This commit is contained in:
Henry Schimke
2022-12-19 17:49:52 -06:00
parent 9580f542d6
commit eaacf31923
7 changed files with 418 additions and 394 deletions
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158
src/pdf417/decoder/pdf_417_codeword_decoder.rs
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@@ -21,108 +21,114 @@ use crate::pdf417::pdf_417_common;
* @author creatale GmbH (christoph.schulz@creatale.de)
*/
// const RATIOS_TABLE :[[f32]] =
// [[0.0;pdf_417_common::SYMBOL_TABLE.len()];pdf_417_common::BARS_IN_MODULE];
// const RATIOS_TABLE :[[f32]] =
// [[0.0;pdf_417_common::SYMBOL_TABLE.len()];pdf_417_common::BARS_IN_MODULE];
const RATIOS_TABLE : [[f64;pdf_417_common::BARS_IN_MODULE as usize];2787] = {
let mut table = [[0.0;pdf_417_common::BARS_IN_MODULE as usize];pdf_417_common::SYMBOL_TABLE.len()];
const RATIOS_TABLE: [[f64; pdf_417_common::BARS_IN_MODULE as usize]; 2787] = {
let mut table =
[[0.0; pdf_417_common::BARS_IN_MODULE as usize]; pdf_417_common::SYMBOL_TABLE.len()];
// Pre-computes the symbol ratio table.
let mut i = 0_usize;
while i < pdf_417_common::SYMBOL_TABLE.len() {
// for (int i = 0; i < PDF417Common.SYMBOL_TABLE.length; i++) {
let mut currentSymbol = pdf_417_common::SYMBOL_TABLE[i];
let mut currentBit = currentSymbol & 0x1;
let mut j = 0_usize;
while j < pdf_417_common::BARS_IN_MODULE as usize {
// for (int j = 0; j < pdf_417_common::BARS_IN_MODULE; j++) {
let mut size = 0.0;
while (currentSymbol & 0x1) == currentBit {
size += 1.0;
currentSymbol >>= 1;
// for (int i = 0; i < PDF417Common.SYMBOL_TABLE.length; i++) {
let mut currentSymbol = pdf_417_common::SYMBOL_TABLE[i];
let mut currentBit = currentSymbol & 0x1;
let mut j = 0_usize;
while j < pdf_417_common::BARS_IN_MODULE as usize {
// for (int j = 0; j < pdf_417_common::BARS_IN_MODULE; j++) {
let mut size = 0.0;
while (currentSymbol & 0x1) == currentBit {
size += 1.0;
currentSymbol >>= 1;
}
currentBit = currentSymbol & 0x1;
table[i][pdf_417_common::BARS_IN_MODULE as usize - j - 1] =
size / pdf_417_common::MODULES_IN_CODEWORD as f64;
j += 1;
}
currentBit = currentSymbol & 0x1;
table[i][pdf_417_common::BARS_IN_MODULE as usize - j - 1] = size / pdf_417_common::MODULES_IN_CODEWORD as f64;
j+=1;
}
i+=1;
i += 1;
}
table
};
};
pub fn getDecodedValue( moduleBitCount:&[u32]) -> u32{
pub fn getDecodedValue(moduleBitCount: &[u32]) -> u32 {
let decodedValue = getDecodedCodewordValue(&sampleBitCounts(moduleBitCount));
if decodedValue != -1 {
return decodedValue as u32;
return decodedValue as u32;
}
getClosestDecodedValue(moduleBitCount) as u32
}
getClosestDecodedValue(moduleBitCount) as u32
}
fn sampleBitCounts( moduleBitCount:&[u32]) -> [u32;8]{
let bitCountSum:u32 = moduleBitCount.iter().sum(); //MathUtils.sum(moduleBitCount);
let mut result = [0;pdf_417_common::BARS_IN_MODULE as usize];
fn sampleBitCounts(moduleBitCount: &[u32]) -> [u32; 8] {
let bitCountSum: u32 = moduleBitCount.iter().sum(); //MathUtils.sum(moduleBitCount);
let mut result = [0; pdf_417_common::BARS_IN_MODULE as usize];
let mut bitCountIndex = 0;
let mut sumPreviousBits = 0;
for i in 0..pdf_417_common::MODULES_IN_CODEWORD {
// for (int i = 0; i < PDF417Common.MODULES_IN_CODEWORD; i++) {
let sampleIndex:f32 =
bitCountSum as f32/ (2 * pdf_417_common::MODULES_IN_CODEWORD) as f32 +
(i * bitCountSum) as f32 / pdf_417_common::MODULES_IN_CODEWORD as f32;
if sumPreviousBits as f32 + moduleBitCount[bitCountIndex] as f32 <= sampleIndex {
sumPreviousBits += moduleBitCount[bitCountIndex];
bitCountIndex+=1;
}
result[bitCountIndex]+=1;
// for (int i = 0; i < PDF417Common.MODULES_IN_CODEWORD; i++) {
let sampleIndex: f32 = bitCountSum as f32
/ (2 * pdf_417_common::MODULES_IN_CODEWORD) as f32
+ (i * bitCountSum) as f32 / pdf_417_common::MODULES_IN_CODEWORD as f32;
if sumPreviousBits as f32 + moduleBitCount[bitCountIndex] as f32 <= sampleIndex {
sumPreviousBits += moduleBitCount[bitCountIndex];
bitCountIndex += 1;
}
result[bitCountIndex] += 1;
}
result
}
result
}
fn getDecodedCodewordValue( moduleBitCount:&[u32]) -> i32{
fn getDecodedCodewordValue(moduleBitCount: &[u32]) -> i32 {
let decodedValue = getBitValue(moduleBitCount);
if pdf_417_common::getCodeword(decodedValue as u32) == -1 {-1} else {decodedValue}
}
fn getBitValue( moduleBitCount:&[u32]) -> i32{
let mut result : u64 = 0;
for i in 0..moduleBitCount.len() {
// for (int i = 0; i < moduleBitCount.length; i++) {
for _bit in 0..moduleBitCount[i] {
// for (int bit = 0; bit < moduleBitCount[i]; bit++) {
result = (result << 1) | (if i % 2 == 0 {1} else {0});
}
if pdf_417_common::getCodeword(decodedValue as u32) == -1 {
-1
} else {
decodedValue
}
result as i32
}
}
fn getClosestDecodedValue( moduleBitCount:&[u32]) -> i32{
let bitCountSum : u32= moduleBitCount.iter().sum();//MathUtils.sum(moduleBitCount);
let mut bitCountRatios = [0.0;pdf_417_common::BARS_IN_MODULE as usize];
fn getBitValue(moduleBitCount: &[u32]) -> i32 {
let mut result: u64 = 0;
for i in 0..moduleBitCount.len() {
// for (int i = 0; i < moduleBitCount.length; i++) {
for _bit in 0..moduleBitCount[i] {
// for (int bit = 0; bit < moduleBitCount[i]; bit++) {
result = (result << 1) | (if i % 2 == 0 { 1 } else { 0 });
}
}
result as i32
}
fn getClosestDecodedValue(moduleBitCount: &[u32]) -> i32 {
let bitCountSum: u32 = moduleBitCount.iter().sum(); //MathUtils.sum(moduleBitCount);
let mut bitCountRatios = [0.0; pdf_417_common::BARS_IN_MODULE as usize];
if bitCountSum > 1 {
for i in 0..bitCountRatios.len() {
// for (int i = 0; i < bitCountRatios.length; i++) {
bitCountRatios[i] = moduleBitCount[i] as f64 / bitCountSum as f64;
}
for i in 0..bitCountRatios.len() {
// for (int i = 0; i < bitCountRatios.length; i++) {
bitCountRatios[i] = moduleBitCount[i] as f64 / bitCountSum as f64;
}
}
let mut bestMatchError = f64::MAX;
let mut bestMatch = -1_i32;
for j in 0..RATIOS_TABLE.len() {
// for (int j = 0; j < RATIOS_TABLE.length; j++) {
let mut error = 0.0;
let ratioTableRow = RATIOS_TABLE[j];
for k in 0..pdf_417_common::BARS_IN_MODULE as usize{
// for (int k = 0; k < PDF417Common.BARS_IN_MODULE; k++) {
let diff = ratioTableRow[k] - bitCountRatios[k];
error += diff * diff;
if error >= bestMatchError {
break;
// for (int j = 0; j < RATIOS_TABLE.length; j++) {
let mut error = 0.0;
let ratioTableRow = RATIOS_TABLE[j];
for k in 0..pdf_417_common::BARS_IN_MODULE as usize {
// for (int k = 0; k < PDF417Common.BARS_IN_MODULE; k++) {
let diff = ratioTableRow[k] - bitCountRatios[k];
error += diff * diff;
if error >= bestMatchError {
break;
}
}
if error < bestMatchError {
bestMatchError = error;
bestMatch = pdf_417_common::SYMBOL_TABLE[j] as i32;
}
}
if error < bestMatchError {
bestMatchError = error;
bestMatch = pdf_417_common::SYMBOL_TABLE[j] as i32;
}
}
bestMatch
}
bestMatch
}