mirror of
https://github.com/starovoid/rxing.git
synced 2026-07-26 04:12:34 +00:00
clippy --fix && fmt
This commit is contained in:
@@ -102,30 +102,14 @@ fn test_error_in_parameter_locator(data: &str) {
|
||||
clone(&matrix)
|
||||
};
|
||||
copy.flip_coords(
|
||||
(orientation_points
|
||||
.get(error1)
|
||||
.unwrap()
|
||||
.x as i32)
|
||||
.unsigned_abs(),
|
||||
(orientation_points
|
||||
.get(error1)
|
||||
.unwrap()
|
||||
.y as i32)
|
||||
.unsigned_abs(),
|
||||
(orientation_points.get(error1).unwrap().x as i32).unsigned_abs(),
|
||||
(orientation_points.get(error1).unwrap().y as i32).unsigned_abs(),
|
||||
);
|
||||
if error2 > error1 {
|
||||
// if error2 == error1, we only test a single error
|
||||
copy.flip_coords(
|
||||
(orientation_points
|
||||
.get(error2)
|
||||
.unwrap()
|
||||
.x as i32)
|
||||
.unsigned_abs(),
|
||||
(orientation_points
|
||||
.get(error2)
|
||||
.unwrap()
|
||||
.y as i32)
|
||||
.unsigned_abs(),
|
||||
(orientation_points.get(error2).unwrap().x as i32).unsigned_abs(),
|
||||
(orientation_points.get(error2).unwrap().y as i32).unsigned_abs(),
|
||||
);
|
||||
}
|
||||
// dbg!(copy.to_string());
|
||||
|
||||
@@ -319,10 +319,10 @@ impl<'a> Detector<'_> {
|
||||
|
||||
// Expand the square by .5 pixel in each direction so that we're on the border
|
||||
// between the white square and the black square
|
||||
let pinax = point(pina.x as f32 + 0.5, pina.y as f32 - 0.5);
|
||||
let pinbx = point(pinb.x as f32 + 0.5, pinb.y as f32 + 0.5);
|
||||
let pincx = point(pinc.x as f32 - 0.5, pinc.y as f32 + 0.5);
|
||||
let pindx = point(pind.x as f32 - 0.5, pind.y as f32 - 0.5);
|
||||
let pinax = point(pina.x + 0.5, pina.y - 0.5);
|
||||
let pinbx = point(pinb.x + 0.5, pinb.y + 0.5);
|
||||
let pincx = point(pinc.x - 0.5, pinc.y + 0.5);
|
||||
let pindx = point(pind.x - 0.5, pind.y - 0.5);
|
||||
|
||||
// Expand the square so that its corners are the centers of the points
|
||||
// just outside the bull's eye.
|
||||
@@ -362,18 +362,10 @@ impl<'a> Detector<'_> {
|
||||
if !fnd {
|
||||
let cx: i32 = (self.image.getWidth() / 2) as i32;
|
||||
let cy: i32 = (self.image.getHeight() / 2) as i32;
|
||||
point_a = self
|
||||
.get_first_different(Point::from((cx + 7, cy - 7)), false, 1, -1)
|
||||
.into();
|
||||
point_b = self
|
||||
.get_first_different(Point::from((cx + 7, cy + 7)), false, 1, 1)
|
||||
.into();
|
||||
point_c = self
|
||||
.get_first_different(Point::from((cx - 7, cy + 7)), false, -1, 1)
|
||||
.into();
|
||||
point_d = self
|
||||
.get_first_different(Point::from((cx - 7, cy - 7)), false, -1, -1)
|
||||
.into();
|
||||
point_a = self.get_first_different(Point::from((cx + 7, cy - 7)), false, 1, -1);
|
||||
point_b = self.get_first_different(Point::from((cx + 7, cy + 7)), false, 1, 1);
|
||||
point_c = self.get_first_different(Point::from((cx - 7, cy + 7)), false, -1, 1);
|
||||
point_d = self.get_first_different(Point::from((cx - 7, cy - 7)), false, -1, -1);
|
||||
}
|
||||
// try {
|
||||
|
||||
@@ -416,18 +408,10 @@ impl<'a> Detector<'_> {
|
||||
// This exception can be in case the initial rectangle is white
|
||||
// In that case we try to expand the rectangle.
|
||||
if !fnd {
|
||||
point_a = self
|
||||
.get_first_different(Point::from((cx + 7, cy - 7)), false, 1, -1)
|
||||
.into();
|
||||
point_b = self
|
||||
.get_first_different(Point::from((cx + 7, cy + 7)), false, 1, 1)
|
||||
.into();
|
||||
point_c = self
|
||||
.get_first_different(Point::from((cx - 7, cy + 7)), false, -1, 1)
|
||||
.into();
|
||||
point_d = self
|
||||
.get_first_different(Point::from((cx - 7, cy - 7)), false, -1, -1)
|
||||
.into();
|
||||
point_a = self.get_first_different(Point::from((cx + 7, cy - 7)), false, 1, -1);
|
||||
point_b = self.get_first_different(Point::from((cx + 7, cy + 7)), false, 1, 1);
|
||||
point_c = self.get_first_different(Point::from((cx - 7, cy + 7)), false, -1, 1);
|
||||
point_d = self.get_first_different(Point::from((cx - 7, cy - 7)), false, -1, -1);
|
||||
}
|
||||
// try {
|
||||
// Point[] cornerPoints = new WhiteRectangleDetector(image, 15, cx, cy).detect();
|
||||
@@ -540,13 +524,7 @@ impl<'a> Detector<'_> {
|
||||
* @return true if the border of the rectangle passed in parameter is compound of white points only
|
||||
* or black points only
|
||||
*/
|
||||
fn is_white_or_black_rectangle(
|
||||
&self,
|
||||
p1: &Point,
|
||||
p2: &Point,
|
||||
p3: &Point,
|
||||
p4: &Point,
|
||||
) -> bool {
|
||||
fn is_white_or_black_rectangle(&self, p1: &Point, p2: &Point, p3: &Point, p4: &Point) -> bool {
|
||||
let corr = 3.0;
|
||||
|
||||
let p1 = Point::new(
|
||||
@@ -602,12 +580,12 @@ impl<'a> Detector<'_> {
|
||||
if d == 0.0 {
|
||||
return 0;
|
||||
}
|
||||
let dx = (p2.x - p1.x) as f32 / d;
|
||||
let dy = (p2.y - p1.y) as f32 / d;
|
||||
let dx = (p2.x - p1.x) / d;
|
||||
let dy = (p2.y - p1.y) / d;
|
||||
let mut error = 0;
|
||||
|
||||
let mut px = p1.x as f32;
|
||||
let mut py = p1.y as f32;
|
||||
let mut px = p1.x;
|
||||
let mut py = p1.y;
|
||||
|
||||
let color_model = self.image.get(p1.x as u32, p1.y as u32);
|
||||
|
||||
@@ -639,20 +617,23 @@ impl<'a> Detector<'_> {
|
||||
* Gets the coordinate of the first point with a different color in the given direction
|
||||
*/
|
||||
fn get_first_different(&self, init: Point, color: bool, dx: i32, dy: i32) -> Point {
|
||||
let mut point = init + Point::from((dx,dy));
|
||||
let mut point = init + Point::from((dx, dy));
|
||||
|
||||
while self.is_valid_points(point) && self.image.get(point.x as u32, point.y as u32) == color {
|
||||
point += Point::from((dx,dy));
|
||||
while self.is_valid_points(point) && self.image.get(point.x as u32, point.y as u32) == color
|
||||
{
|
||||
point += Point::from((dx, dy));
|
||||
}
|
||||
|
||||
point -= Point::from((dx,dy));
|
||||
point -= Point::from((dx, dy));
|
||||
|
||||
while self.is_valid_points(point) && self.image.get(point.x as u32, point.y as u32) == color {
|
||||
while self.is_valid_points(point) && self.image.get(point.x as u32, point.y as u32) == color
|
||||
{
|
||||
point.x += dx as f32;
|
||||
}
|
||||
point.x -= dx as f32;
|
||||
|
||||
while self.is_valid_points(point) && self.image.get(point.x as u32, point.y as u32) == color {
|
||||
while self.is_valid_points(point) && self.image.get(point.x as u32, point.y as u32) == color
|
||||
{
|
||||
point.y += dy as f32;
|
||||
}
|
||||
point.y -= dy as f32;
|
||||
@@ -685,7 +666,10 @@ impl<'a> Detector<'_> {
|
||||
}
|
||||
|
||||
fn is_valid_points(&self, p: Point) -> bool {
|
||||
p.x >= 0.0 && p.x < self.image.getWidth() as f32 && p.y >= 0.0 && p.y < self.image.getHeight() as f32
|
||||
p.x >= 0.0
|
||||
&& p.x < self.image.getWidth() as f32
|
||||
&& p.y >= 0.0
|
||||
&& p.y < self.image.getHeight() as f32
|
||||
}
|
||||
|
||||
fn is_valid(&self, point: Point) -> bool {
|
||||
@@ -693,7 +677,7 @@ impl<'a> Detector<'_> {
|
||||
}
|
||||
|
||||
fn distance_points(a: Point, b: Point) -> f32 {
|
||||
Point::from(a).distance(b.into())
|
||||
a.distance(b)
|
||||
}
|
||||
|
||||
fn distance(a: Point, b: Point) -> f32 {
|
||||
@@ -707,4 +691,4 @@ impl<'a> Detector<'_> {
|
||||
4 * self.nb_layers + 2 * ((2 * self.nb_layers + 6) / 15) + 15
|
||||
}
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -28,16 +28,16 @@ use crate::Exceptions;
|
||||
#[derive(Debug, PartialEq, Eq, Clone, Copy)]
|
||||
pub enum CharacterSet {
|
||||
// Enum name is a Java encoding valid for java.lang and java.io
|
||||
Cp437, //(new int[]{0,2}),
|
||||
ISO8859_1, //(new int[]{1,3}, "ISO-8859-1"),
|
||||
ISO8859_2, //(4, "ISO-8859-2"),
|
||||
ISO8859_3, //(5, "ISO-8859-3"),
|
||||
ISO8859_4, //(6, "ISO-8859-4"),
|
||||
ISO8859_5, //(7, "ISO-8859-5"),
|
||||
Cp437, //(new int[]{0,2}),
|
||||
ISO8859_1, //(new int[]{1,3}, "ISO-8859-1"),
|
||||
ISO8859_2, //(4, "ISO-8859-2"),
|
||||
ISO8859_3, //(5, "ISO-8859-3"),
|
||||
ISO8859_4, //(6, "ISO-8859-4"),
|
||||
ISO8859_5, //(7, "ISO-8859-5"),
|
||||
// ISO8859_6, //(8, "ISO-8859-6"),
|
||||
ISO8859_7, //(9, "ISO-8859-7"),
|
||||
ISO8859_7, //(9, "ISO-8859-7"),
|
||||
// ISO8859_8, //(10, "ISO-8859-8"),
|
||||
ISO8859_9, //(11, "ISO-8859-9"),
|
||||
ISO8859_9, //(11, "ISO-8859-9"),
|
||||
// ISO8859_10, //(12, "ISO-8859-10"),
|
||||
// ISO8859_11, //(13, "ISO-8859-11"),
|
||||
ISO8859_13, //(15, "ISO-8859-13"),
|
||||
|
||||
@@ -225,9 +225,9 @@ impl<'a> EdgeTracer<'_> {
|
||||
|
||||
return Ok(StepResult::Found);
|
||||
}
|
||||
pEdge = pEdge - dEdge;
|
||||
pEdge -= dEdge;
|
||||
if self.blackAt(pEdge - self.d) {
|
||||
pEdge = pEdge - self.d;
|
||||
pEdge -= self.d;
|
||||
}
|
||||
// dbg!(pEdge);
|
||||
|
||||
|
||||
@@ -14,223 +14,222 @@
|
||||
* limitations under the License.
|
||||
*/
|
||||
|
||||
use std::collections::{HashMap, HashSet};
|
||||
use std::collections::{HashMap, HashSet};
|
||||
|
||||
use crate::common::Result;
|
||||
use crate::{
|
||||
aztec::AztecReader, datamatrix::DataMatrixReader, maxicode::MaxiCodeReader,
|
||||
oned::MultiFormatOneDReader, pdf417::PDF417Reader, qrcode::QRCodeReader, BarcodeFormat,
|
||||
Binarizer, BinaryBitmap, DecodeHintType, DecodeHintValue, DecodingHintDictionary, Exceptions,
|
||||
RXingResult, Reader,
|
||||
};
|
||||
|
||||
/**
|
||||
* MultiFormatReader is a convenience class and the main entry point into the library for most uses.
|
||||
* By default it attempts to decode all barcode formats that the library supports. Optionally, you
|
||||
* can provide a hints object to request different behavior, for example only decoding QR codes.
|
||||
*
|
||||
* @author Sean Owen
|
||||
* @author dswitkin@google.com (Daniel Switkin)
|
||||
*/
|
||||
#[derive(Default)]
|
||||
pub struct MultiUseMultiFormatReader {
|
||||
hints: DecodingHintDictionary,
|
||||
possible_formats: HashSet<BarcodeFormat>,
|
||||
try_harder: bool,
|
||||
one_d_reader: MultiFormatOneDReader,
|
||||
qr_code_reader: QRCodeReader,
|
||||
data_matrix_reader: DataMatrixReader,
|
||||
aztec_reader: AztecReader,
|
||||
pdf417_reader: PDF417Reader,
|
||||
maxicode_reader: MaxiCodeReader,
|
||||
use crate::common::Result;
|
||||
use crate::{
|
||||
aztec::AztecReader, datamatrix::DataMatrixReader, maxicode::MaxiCodeReader,
|
||||
oned::MultiFormatOneDReader, pdf417::PDF417Reader, qrcode::QRCodeReader, BarcodeFormat,
|
||||
Binarizer, BinaryBitmap, DecodeHintType, DecodeHintValue, DecodingHintDictionary, Exceptions,
|
||||
RXingResult, Reader,
|
||||
};
|
||||
|
||||
}
|
||||
|
||||
impl Reader for MultiUseMultiFormatReader {
|
||||
/**
|
||||
* This version of decode honors the intent of Reader.decode(BinaryBitmap) in that it
|
||||
* passes null as a hint to the decoders. However, that makes it inefficient to call repeatedly.
|
||||
* Use setHints() followed by decodeWithState() for continuous scan applications.
|
||||
*
|
||||
* @param image The pixel data to decode
|
||||
* @return The contents of the image
|
||||
* @throws NotFoundException Any errors which occurred
|
||||
*/
|
||||
fn decode<B: Binarizer>(&mut self, image: &mut BinaryBitmap<B>) -> Result<RXingResult> {
|
||||
self.set_hints(&HashMap::new());
|
||||
self.decode_internal(image)
|
||||
}
|
||||
|
||||
/**
|
||||
* Decode an image using the hints provided. Does not honor existing state.
|
||||
*
|
||||
* @param image The pixel data to decode
|
||||
* @param hints The hints to use, clearing the previous state.
|
||||
* @return The contents of the image
|
||||
* @throws NotFoundException Any errors which occurred
|
||||
*/
|
||||
fn decode_with_hints<B: Binarizer>(
|
||||
&mut self,
|
||||
image: &mut BinaryBitmap<B>,
|
||||
hints: &DecodingHintDictionary,
|
||||
) -> Result<RXingResult> {
|
||||
self.set_hints(hints);
|
||||
self.decode_internal(image)
|
||||
}
|
||||
|
||||
fn reset(&mut self) {
|
||||
self.one_d_reader.reset();
|
||||
self.qr_code_reader.reset();
|
||||
self.data_matrix_reader.reset();
|
||||
self.aztec_reader.reset();
|
||||
self.pdf417_reader.reset();
|
||||
self.maxicode_reader.reset();
|
||||
}
|
||||
}
|
||||
|
||||
impl MultiUseMultiFormatReader {
|
||||
/**
|
||||
* Decode an image using the state set up by calling setHints() previously. Continuous scan
|
||||
* clients will get a <b>large</b> speed increase by using this instead of decode().
|
||||
*
|
||||
* @param image The pixel data to decode
|
||||
* @return The contents of the image
|
||||
* @throws NotFoundException Any errors which occurred
|
||||
*/
|
||||
pub fn decode_with_state<B: Binarizer>(
|
||||
&mut self,
|
||||
image: &mut BinaryBitmap<B>,
|
||||
) -> Result<RXingResult> {
|
||||
// Make sure to set up the default state so we don't crash
|
||||
if self.possible_formats.is_empty() {
|
||||
self.set_hints(&HashMap::new());
|
||||
}
|
||||
self.decode_internal(image)
|
||||
}
|
||||
|
||||
/**
|
||||
* This method adds state to the MultiFormatReader. By setting the hints once, subsequent calls
|
||||
* to decodeWithState(image) can reuse the same set of readers without reallocating memory. This
|
||||
* is important for performance in continuous scan clients.
|
||||
*
|
||||
* @param hints The set of hints to use for subsequent calls to decode(image)
|
||||
*/
|
||||
pub fn set_hints(&mut self, hints: &DecodingHintDictionary) {
|
||||
self.hints = hints.clone();
|
||||
|
||||
self.try_harder = matches!(
|
||||
self.hints.get(&DecodeHintType::TRY_HARDER),
|
||||
Some(DecodeHintValue::TryHarder(true))
|
||||
);
|
||||
self.possible_formats = if let Some(DecodeHintValue::PossibleFormats(formats)) =
|
||||
hints.get(&DecodeHintType::POSSIBLE_FORMATS)
|
||||
{
|
||||
formats.clone()
|
||||
} else {
|
||||
HashSet::new()
|
||||
};
|
||||
self.one_d_reader = MultiFormatOneDReader::new(hints);
|
||||
}
|
||||
|
||||
pub fn decode_internal<B: Binarizer>(
|
||||
&mut self,
|
||||
image: &mut BinaryBitmap<B>,
|
||||
) -> Result<RXingResult> {
|
||||
let res = self.decode_formats(image);
|
||||
if res.is_ok() {
|
||||
return res;
|
||||
}
|
||||
if matches!(
|
||||
self.hints.get(&DecodeHintType::ALSO_INVERTED),
|
||||
Some(DecodeHintValue::AlsoInverted(true))
|
||||
) {
|
||||
// Calling all readers again with inverted image
|
||||
image.get_black_matrix_mut().flip_self();
|
||||
let res = self.decode_formats(image);
|
||||
if res.is_ok() {
|
||||
return res;
|
||||
}
|
||||
}
|
||||
Err(Exceptions::NOT_FOUND)
|
||||
}
|
||||
|
||||
fn decode_formats<B: Binarizer>(&mut self, image: &mut BinaryBitmap<B>) -> Result<RXingResult> {
|
||||
if !self.possible_formats.is_empty() {
|
||||
let one_d = self.possible_formats.contains(&BarcodeFormat::UPC_A)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::UPC_E)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::EAN_13)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::EAN_8)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODABAR)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODE_39)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODE_93)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODE_128)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::ITF)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::RSS_14)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::RSS_EXPANDED);
|
||||
if one_d && !self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
for possible_format in self.possible_formats.iter() {
|
||||
let res = match possible_format {
|
||||
BarcodeFormat::QR_CODE => {
|
||||
self.qr_code_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
BarcodeFormat::DATA_MATRIX => {
|
||||
self.data_matrix_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
BarcodeFormat::AZTEC => {
|
||||
self.aztec_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
BarcodeFormat::PDF_417 => {
|
||||
self.pdf417_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
BarcodeFormat::MAXICODE => {
|
||||
self.maxicode_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
_ => Err(Exceptions::UNSUPPORTED_OPERATION),
|
||||
};
|
||||
if res.is_ok() {
|
||||
return res;
|
||||
}
|
||||
}
|
||||
if one_d && self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if !self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
|
||||
if let Ok(res) = self.qr_code_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.data_matrix_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.aztec_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.pdf417_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.maxicode_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
|
||||
if self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Err(Exceptions::UNSUPPORTED_OPERATION)
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* MultiFormatReader is a convenience class and the main entry point into the library for most uses.
|
||||
* By default it attempts to decode all barcode formats that the library supports. Optionally, you
|
||||
* can provide a hints object to request different behavior, for example only decoding QR codes.
|
||||
*
|
||||
* @author Sean Owen
|
||||
* @author dswitkin@google.com (Daniel Switkin)
|
||||
*/
|
||||
#[derive(Default)]
|
||||
pub struct MultiUseMultiFormatReader {
|
||||
hints: DecodingHintDictionary,
|
||||
possible_formats: HashSet<BarcodeFormat>,
|
||||
try_harder: bool,
|
||||
one_d_reader: MultiFormatOneDReader,
|
||||
qr_code_reader: QRCodeReader,
|
||||
data_matrix_reader: DataMatrixReader,
|
||||
aztec_reader: AztecReader,
|
||||
pdf417_reader: PDF417Reader,
|
||||
maxicode_reader: MaxiCodeReader,
|
||||
}
|
||||
|
||||
impl Reader for MultiUseMultiFormatReader {
|
||||
/**
|
||||
* This version of decode honors the intent of Reader.decode(BinaryBitmap) in that it
|
||||
* passes null as a hint to the decoders. However, that makes it inefficient to call repeatedly.
|
||||
* Use setHints() followed by decodeWithState() for continuous scan applications.
|
||||
*
|
||||
* @param image The pixel data to decode
|
||||
* @return The contents of the image
|
||||
* @throws NotFoundException Any errors which occurred
|
||||
*/
|
||||
fn decode<B: Binarizer>(&mut self, image: &mut BinaryBitmap<B>) -> Result<RXingResult> {
|
||||
self.set_hints(&HashMap::new());
|
||||
self.decode_internal(image)
|
||||
}
|
||||
|
||||
/**
|
||||
* Decode an image using the hints provided. Does not honor existing state.
|
||||
*
|
||||
* @param image The pixel data to decode
|
||||
* @param hints The hints to use, clearing the previous state.
|
||||
* @return The contents of the image
|
||||
* @throws NotFoundException Any errors which occurred
|
||||
*/
|
||||
fn decode_with_hints<B: Binarizer>(
|
||||
&mut self,
|
||||
image: &mut BinaryBitmap<B>,
|
||||
hints: &DecodingHintDictionary,
|
||||
) -> Result<RXingResult> {
|
||||
self.set_hints(hints);
|
||||
self.decode_internal(image)
|
||||
}
|
||||
|
||||
fn reset(&mut self) {
|
||||
self.one_d_reader.reset();
|
||||
self.qr_code_reader.reset();
|
||||
self.data_matrix_reader.reset();
|
||||
self.aztec_reader.reset();
|
||||
self.pdf417_reader.reset();
|
||||
self.maxicode_reader.reset();
|
||||
}
|
||||
}
|
||||
|
||||
impl MultiUseMultiFormatReader {
|
||||
/**
|
||||
* Decode an image using the state set up by calling setHints() previously. Continuous scan
|
||||
* clients will get a <b>large</b> speed increase by using this instead of decode().
|
||||
*
|
||||
* @param image The pixel data to decode
|
||||
* @return The contents of the image
|
||||
* @throws NotFoundException Any errors which occurred
|
||||
*/
|
||||
pub fn decode_with_state<B: Binarizer>(
|
||||
&mut self,
|
||||
image: &mut BinaryBitmap<B>,
|
||||
) -> Result<RXingResult> {
|
||||
// Make sure to set up the default state so we don't crash
|
||||
if self.possible_formats.is_empty() {
|
||||
self.set_hints(&HashMap::new());
|
||||
}
|
||||
self.decode_internal(image)
|
||||
}
|
||||
|
||||
/**
|
||||
* This method adds state to the MultiFormatReader. By setting the hints once, subsequent calls
|
||||
* to decodeWithState(image) can reuse the same set of readers without reallocating memory. This
|
||||
* is important for performance in continuous scan clients.
|
||||
*
|
||||
* @param hints The set of hints to use for subsequent calls to decode(image)
|
||||
*/
|
||||
pub fn set_hints(&mut self, hints: &DecodingHintDictionary) {
|
||||
self.hints = hints.clone();
|
||||
|
||||
self.try_harder = matches!(
|
||||
self.hints.get(&DecodeHintType::TRY_HARDER),
|
||||
Some(DecodeHintValue::TryHarder(true))
|
||||
);
|
||||
self.possible_formats = if let Some(DecodeHintValue::PossibleFormats(formats)) =
|
||||
hints.get(&DecodeHintType::POSSIBLE_FORMATS)
|
||||
{
|
||||
formats.clone()
|
||||
} else {
|
||||
HashSet::new()
|
||||
};
|
||||
self.one_d_reader = MultiFormatOneDReader::new(hints);
|
||||
}
|
||||
|
||||
pub fn decode_internal<B: Binarizer>(
|
||||
&mut self,
|
||||
image: &mut BinaryBitmap<B>,
|
||||
) -> Result<RXingResult> {
|
||||
let res = self.decode_formats(image);
|
||||
if res.is_ok() {
|
||||
return res;
|
||||
}
|
||||
if matches!(
|
||||
self.hints.get(&DecodeHintType::ALSO_INVERTED),
|
||||
Some(DecodeHintValue::AlsoInverted(true))
|
||||
) {
|
||||
// Calling all readers again with inverted image
|
||||
image.get_black_matrix_mut().flip_self();
|
||||
let res = self.decode_formats(image);
|
||||
if res.is_ok() {
|
||||
return res;
|
||||
}
|
||||
}
|
||||
Err(Exceptions::NOT_FOUND)
|
||||
}
|
||||
|
||||
fn decode_formats<B: Binarizer>(&mut self, image: &mut BinaryBitmap<B>) -> Result<RXingResult> {
|
||||
if !self.possible_formats.is_empty() {
|
||||
let one_d = self.possible_formats.contains(&BarcodeFormat::UPC_A)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::UPC_E)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::EAN_13)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::EAN_8)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODABAR)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODE_39)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODE_93)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::CODE_128)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::ITF)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::RSS_14)
|
||||
|| self.possible_formats.contains(&BarcodeFormat::RSS_EXPANDED);
|
||||
if one_d && !self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
for possible_format in self.possible_formats.iter() {
|
||||
let res = match possible_format {
|
||||
BarcodeFormat::QR_CODE => {
|
||||
self.qr_code_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
BarcodeFormat::DATA_MATRIX => self
|
||||
.data_matrix_reader
|
||||
.decode_with_hints(image, &self.hints),
|
||||
BarcodeFormat::AZTEC => self.aztec_reader.decode_with_hints(image, &self.hints),
|
||||
BarcodeFormat::PDF_417 => {
|
||||
self.pdf417_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
BarcodeFormat::MAXICODE => {
|
||||
self.maxicode_reader.decode_with_hints(image, &self.hints)
|
||||
}
|
||||
_ => Err(Exceptions::UNSUPPORTED_OPERATION),
|
||||
};
|
||||
if res.is_ok() {
|
||||
return res;
|
||||
}
|
||||
}
|
||||
if one_d && self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
} else {
|
||||
if !self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
|
||||
if let Ok(res) = self.qr_code_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self
|
||||
.data_matrix_reader
|
||||
.decode_with_hints(image, &self.hints)
|
||||
{
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.aztec_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.pdf417_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
if let Ok(res) = self.maxicode_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
|
||||
if self.try_harder {
|
||||
if let Ok(res) = self.one_d_reader.decode_with_hints(image, &self.hints) {
|
||||
return Ok(res);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
Err(Exceptions::UNSUPPORTED_OPERATION)
|
||||
}
|
||||
}
|
||||
|
||||
@@ -235,7 +235,10 @@ impl Point {
|
||||
}
|
||||
|
||||
pub fn round(self) -> Self {
|
||||
Self { x: self.x.round(), y: self.y.round() }
|
||||
Self {
|
||||
x: self.x.round(),
|
||||
y: self.y.round(),
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
@@ -251,8 +254,8 @@ impl From<(f32, f32)> for Point {
|
||||
}
|
||||
}
|
||||
|
||||
impl From<(i32,i32)> for Point {
|
||||
fn from(value: (i32,i32)) -> Self {
|
||||
impl From<(i32, i32)> for Point {
|
||||
fn from(value: (i32, i32)) -> Self {
|
||||
Self::new(value.0 as f32, value.1 as f32)
|
||||
}
|
||||
}
|
||||
|
||||
Reference in New Issue
Block a user