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6b7099a03b264a5d8f52c2e87d261216faf5b27c
rxing/src/pdf417/pdf_417_writer.rs
Henry 28723be2eb Cleanup of many components of the code. 
Many unwraps, expects, and panics removed or handled.

More rustification of the codebase.

Squashed commit of the following:

commit 80c6483cf8c819496a7b781f9e3a149d1f18d5fe
Author: Henry <henry@azule.info>
Date:   Fri Feb 10 20:36:57 2023 -0600

    add other parsed result option

commit 412d92ae585e7bf194697f5282dbc045e448bace
Author: Henry <henry@azule.info>
Date:   Fri Feb 10 19:06:34 2023 -0600

    fix some panics

commit 9108d3e931aadec00fc0bf346ebc52d24e5d8146
Author: Henry <henry@azule.info>
Date:   Fri Feb 10 18:56:30 2023 -0600

    clippy --fix

commit 8cd89d314323f54f342f15fc73297b62d418ac79
Author: Henry <henry@azule.info>
Date:   Fri Feb 10 18:55:45 2023 -0600

    some more cleanup in aztec

commit fb7f9242e273b85a4bb212f22a185a0dcbfafc36
Author: Henry <henry@azule.info>
Date:   Fri Feb 10 18:19:54 2023 -0600

    cleanup root

commit 4fb7c0639830869149332b29be789e891eade3e7
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 16:50:15 2023 -0600

    format

commit 3ac271af657b25fbe5ee39cbdf8859e5aa38ea41
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 16:43:14 2023 -0600

    clippy --fix

commit 0c5b4c1477159db93a9da9645039f51cd1a7c574
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 16:04:31 2023 -0600

    qrcode cleanup complete

commit 70c1d107cc672e45d46567c650c46fece7e7da9c
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 13:28:25 2023 -0600

    clippy --fix

commit e13263d0f1f2a13dbb59b6e60d8b871a32babc92
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 13:27:44 2023 -0600

    qrcode detector cleanup

commit f7f2855099e469fe1091868c6099196705d0ae83
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 11:48:13 2023 -0600

    qrcode decoder

commit bdbaaba597b3479639c2ed3726465a69e3004471
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 11:13:18 2023 -0600

    clippy --fix

commit fd6dbcaeb1f45dc91ae98f0e7c58aad48d67df78
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 11:12:28 2023 -0600

    pdf417 cleanup complete

commit 7bbd47604c2639a5eb61bdb5533e71be3bce95a1
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 10:39:28 2023 -0600

    clippy --fix

commit 8f4962b7bb5f133524fe4d3d4948e5672a88c545
Author: Henry Schimke <henry@azule.info>
Date:   Fri Feb 10 10:39:00 2023 -0600

    cleanup on pdf417 hie

commit 254c8243953776d3c8704dd81529aadd05d5a94e
Author: Henry <henry@azule.info>
Date:   Fri Feb 10 02:51:21 2023 +0000

    partway through pdf417 hle

commit d4a5b00fde8c0282b0c6e4175a21c1e111b11533
Author: Henry <henry@azule.info>
Date:   Wed Feb 8 21:35:25 2023 +0000

    clippy --fix

commit 2bd4a8e218aa963a88997b50bc5a198f9a88205e
Author: Henry <henry@azule.info>
Date:   Wed Feb 8 21:31:55 2023 +0000

    pdf417 decode and detect cleanup

commit 05130ac54a72c2303045d64507bf6185aa74e531
Author: Henry Schimke <henry@azule.info>
Date:   Tue Feb 7 08:06:25 2023 -0600

    at decodeTextCompaction in decoded_bit_straem_parser

commit 924c023a7d2339dfffa6ef0c4a805fb192576796
Author: Henry Schimke <henry@azule.info>
Date:   Mon Feb 6 18:22:02 2023 -0600

    clippy --fix

commit 5cfb81a885c22b4b5ec937a79be31d0815def211
Author: Henry Schimke <henry@azule.info>
Date:   Mon Feb 6 18:20:22 2023 -0600

    oned cleanup

commit 0649b64854baf56a8e3314728d4f6cf4063db8b2
Author: Henry Schimke <henry@azule.info>
Date:   Mon Feb 6 11:47:28 2023 -0600

    rss cleanup

commit 2d3127898fc11f7e65d590e983cda799b798b646
Author: Henry Schimke <henry@azule.info>
Date:   Mon Feb 6 10:19:56 2023 -0600

    multi cleanup

commit 7e8b43a159083a2096123e6204d4d1d359c59981
Author: Henry <henry@azule.info>
Date:   Sun Feb 5 21:41:59 2023 -0600

    cargo fmt

commit df8285e8da07b4bffd48ca6e596de3f010eb8d9e
Author: Henry <henry@azule.info>
Date:   Sun Feb 5 21:41:29 2023 -0600

    maxicode cleanup

commit a51f923a14016eb416ca202b2194258808dde3e7
Author: Henry <henry@azule.info>
Date:   Sun Feb 5 21:27:57 2023 -0600

    cargo fmt

commit 332d7eef4a25318611025a3fcb0b70c604d917be
Author: Henry <henry@azule.info>
Date:   Sun Feb 5 21:27:48 2023 -0600

    cleanup datamatrix

commit eb2311c476a9c9993f271ab6cf9fd359aedca26f
Author: Henry <henry@azule.info>
Date:   Sun Feb 5 21:27:26 2023 -0600

    cargo clippy --fix

commit 2abaa4c51d287f619d4c7a438f85ba2a30f159cf
Author: Henry <henry@azule.info>
Date:   Sun Feb 5 19:13:02 2023 -0600

    finish cleanup in parsers

commit 716aa2fbf728716cff36657a5fd80e7bca5276b7
Author: Henry Schimke <henry@azule.info>
Date:   Sun Feb 5 17:44:56 2023 -0600

    cleanup continues

commit 7d843788a49fa9cc82c4616d226c0f882e73612b
Author: Henry Schimke <henry@azule.info>
Date:   Sun Feb 5 15:15:09 2023 -0600

    common cleanup

commit fd251866c68f22d450dd428c93d7a3620bf1be27
Author: Henry Schimke <henry@azule.info>
Date:   Sun Feb 5 10:24:54 2023 -0600

    cleanup reedsolomon

commit 132e27ed1468f5c1ce998516ff5a00687217c3e6
Author: Henry Schimke <henry@azule.info>
Date:   Sun Feb 5 09:52:04 2023 -0600

    make MathUtils more generic

commit d8352b7fff4cb4f9ecc8e8a969710d26ef410e8b
Author: Henry Schimke <henry@azule.info>
Date:   Sun Feb 5 09:29:33 2023 -0600

    cleanup some string handling in ResultParser

    There may still be some edge cases where multi-byte characters break the parser
2023-02-10 20:41:25 -06:00

283 lines
14 KiB
Rust
Raw Blame History

/*
* Copyright 2012 ZXing authors
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
use std::collections::HashMap;
use crate::{
common::BitMatrix, BarcodeFormat, EncodeHintType, EncodeHintValue, Exceptions, Writer,
};
use super::encoder::PDF417;
/**
* default white space (margin) around the code
*/
const WHITE_SPACE: u32 = 30;
/**
* default error correction level
*/
const DEFAULT_ERROR_CORRECTION_LEVEL: u32 = 2;
/**
* @author Jacob Haynes
* @author qwandor@google.com (Andrew Walbran)
*/
#[derive(Default)]
pub struct PDF417Writer;
impl Writer for PDF417Writer {
fn encode(
&self,
contents: &str,
format: &crate::BarcodeFormat,
width: i32,
height: i32,
) -> Result<crate::common::BitMatrix, crate::Exceptions> {
self.encode_with_hints(contents, format, width, height, &HashMap::new())
}
fn encode_with_hints(
&self,
contents: &str,
format: &crate::BarcodeFormat,
width: i32,
height: i32,
hints: &crate::EncodingHintDictionary,
) -> Result<crate::common::BitMatrix, crate::Exceptions> {
if format != &BarcodeFormat::PDF_417 {
return Err(Exceptions::IllegalArgumentException(Some(format!(
"Can only encode PDF_417, but got {format}"
))));
}
let mut encoder = PDF417::new();
let mut margin = WHITE_SPACE;
let mut errorCorrectionLevel = DEFAULT_ERROR_CORRECTION_LEVEL;
let mut autoECI = false;
if !hints.is_empty() {
if let Some(EncodeHintValue::Pdf417Compact(compact)) =
hints.get(&EncodeHintType::PDF417_COMPACT)
{
if let Ok(res) = compact.parse::<bool>() {
encoder.setCompact(res);
}
}
if let Some(EncodeHintValue::Pdf417Compaction(compaction)) =
hints.get(&EncodeHintType::PDF417_COMPACTION)
{
encoder.setCompaction(compaction.try_into()?);
}
if let Some(EncodeHintValue::Pdf417Dimensions(dimensions)) =
hints.get(&EncodeHintType::PDF417_DIMENSIONS)
{
encoder.setDimensions(
dimensions.getMaxCols() as u32,
dimensions.getMinCols() as u32,
dimensions.getMaxRows() as u32,
dimensions.getMinRows() as u32,
);
}
if let Some(EncodeHintValue::Margin(m1)) = hints.get(&EncodeHintType::MARGIN) {
if let Ok(m) = m1.parse::<u32>() {
margin = m;
}
}
if let Some(EncodeHintValue::ErrorCorrection(ec)) =
hints.get(&EncodeHintType::ERROR_CORRECTION)
{
if let Ok(ec_parsed) = ec.parse::<u32>() {
errorCorrectionLevel = ec_parsed;
}
}
if let Some(EncodeHintValue::CharacterSet(cs)) =
hints.get(&EncodeHintType::CHARACTER_SET)
{
encoder.setEncoding(encoding::label::encoding_from_whatwg_label(cs));
}
if let Some(EncodeHintValue::Pdf417AutoEci(auto_eci_str)) =
hints.get(&EncodeHintType::PDF417_AUTO_ECI)
{
if let Ok(auto_eci_parsed) = auto_eci_str.parse::<bool>() {
autoECI = auto_eci_parsed;
}
}
}
Self::bitMatrixFromEncoder(
&mut encoder,
contents,
errorCorrectionLevel,
width as u32,
height as u32,
margin,
autoECI,
)
}
}
impl PDF417Writer {
/**
* Takes encoder, accounts for width/height, and retrieves bit matrix
*/
fn bitMatrixFromEncoder(
encoder: &mut PDF417,
contents: &str,
errorCorrectionLevel: u32,
width: u32,
height: u32,
margin: u32,
autoECI: bool,
) -> Result<BitMatrix, Exceptions> {
encoder.generateBarcodeLogicWithAutoECI(contents, errorCorrectionLevel, autoECI)?;
let aspectRatio = 4;
let mut originalScale = encoder
.getBarcodeMatrix()
.as_ref()
.ok_or(Exceptions::IllegalStateException(None))?
.getScaledMatrix(1, aspectRatio);
let mut rotated = false;
if (height > width) != (originalScale[0].len() < originalScale.len()) {
originalScale = Self::rotateArray(&originalScale);
rotated = true;
}
let scaleX = width as usize / originalScale[0].len();
let scaleY = height as usize / originalScale.len();
let scale = scaleX.min(scaleY);
if scale > 1 {
let mut scaledMatrix = encoder
.getBarcodeMatrix()
.as_ref()
.ok_or(Exceptions::IllegalStateException(None))?
.getScaledMatrix(scale, scale * aspectRatio);
if rotated {
scaledMatrix = Self::rotateArray(&scaledMatrix);
}
return Self::bitMatrixFromBitArray(&scaledMatrix, margin)
.ok_or(Exceptions::IllegalStateException(None));
}
Self::bitMatrixFromBitArray(&originalScale, margin)
.ok_or(Exceptions::IllegalStateException(None))
}
/**
* This takes an array holding the values of the PDF 417
*
* @param input a byte array of information with 0 is black, and 1 is white
* @param margin border around the barcode
* @return BitMatrix of the input
*/
fn bitMatrixFromBitArray(input: &Vec<Vec<u8>>, margin: u32) -> Option<BitMatrix> {
// Creates the bit matrix with extra space for whitespace
let mut output = BitMatrix::new(
input[0].len() as u32 + 2 * margin,
input.len() as u32 + 2 * margin,
)
.ok()?;
output.clear();
let mut y = 0;
let mut yOutput = (output.getHeight() - margin - 1) as isize;
while y < input.len() {
let inputY = &input[y];
for (x, x_index_val) in inputY.iter().enumerate().take(input[y].len()) {
// Zero is white in the byte matrix
if x_index_val == &1 {
output.set(x as u32 + margin, yOutput as u32);
}
}
y += 1;
yOutput -= 1;
}
Some(output)
}
/**
* Takes and rotates the it 90 degrees
*/
fn rotateArray(bitarray: &Vec<Vec<u8>>) -> Vec<Vec<u8>> {
let mut temp = vec![vec![0; bitarray[0].len()]; bitarray.len()];
for ii in 0..bitarray.len() {
// This makes the direction consistent on screen when rotating the screen;
let inverseii = bitarray.len() - ii - 1;
for (jj, tmp_spot) in temp.iter_mut().enumerate().take(bitarray[0].len()) {
tmp_spot[inverseii] = bitarray[ii][jj];
}
}
temp
}
pub fn new() -> Self {
Self::default()
}
}
/**
* Tests {@link PDF417Writer}.
*/
#[cfg(test)]
mod PDF417WriterTestCase {
use std::collections::HashMap;
use crate::{pdf417::PDF417Writer, BarcodeFormat, EncodeHintType, EncodeHintValue, Writer};
#[test]
fn testDataMatrixImageWriter() {
let mut hints = HashMap::new();
hints.insert(
EncodeHintType::MARGIN,
EncodeHintValue::Margin(0.to_string()),
);
let size = 64;
let writer = PDF417Writer::new();
let matrix = writer
.encode_with_hints("Hello Google", &BarcodeFormat::PDF_417, size, size, &hints)
.expect("encode");
// assert!(matrix.is_ok());
let expected = r"X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X X
";
assert_eq!(expected, matrix.to_string());
}
}
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