mirror of
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2343 lines
78 KiB
Rust
2343 lines
78 KiB
Rust
#![allow(non_snake_case)]
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#![allow(non_camel_case_types)]
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pub mod aztec;
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pub mod client;
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pub mod common;
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mod exceptions;
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pub mod qrcode;
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pub use exceptions::Exceptions;
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#[cfg(feature = "image")]
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mod buffered_image_luminance_source;
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#[cfg(feature = "image")]
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pub use buffered_image_luminance_source::*;
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use crate::common::{BitArray, BitMatrix};
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use exceptions::*;
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use std::any::{Any, TypeId};
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use std::collections::HashMap;
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use std::fmt;
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use std::hash::Hash;
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use std::time::{SystemTime, UNIX_EPOCH};
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#[cfg(test)]
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mod PlanarYUVLuminanceSourceTestCase;
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#[cfg(test)]
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mod RGBLuminanceSourceTestCase;
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pub type EncodingHintDictionary = HashMap<EncodeHintType, EncodeHintValue>;
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pub type DecodingHintDictionary = HashMap<DecodeHintType, DecodeHintValue>;
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pub type MetadataDictionary = HashMap<RXingResultMetadataType, RXingResultMetadataValue>;
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/*
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* Copyright 2007 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//package com.google.zxing;
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/**
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* Enumerates barcode formats known to this package. Please keep alphabetized.
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*
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* @author Sean Owen
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*/
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#[derive(Debug, PartialEq, Eq, Hash, Clone, Copy)]
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pub enum BarcodeFormat {
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/** Aztec 2D barcode format. */
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AZTEC,
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/** CODABAR 1D format. */
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CODABAR,
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/** Code 39 1D format. */
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CODE_39,
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/** Code 93 1D format. */
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CODE_93,
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/** Code 128 1D format. */
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CODE_128,
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/** Data Matrix 2D barcode format. */
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DATA_MATRIX,
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/** EAN-8 1D format. */
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EAN_8,
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/** EAN-13 1D format. */
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EAN_13,
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/** ITF (Interleaved Two of Five) 1D format. */
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ITF,
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/** MaxiCode 2D barcode format. */
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MAXICODE,
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/** PDF417 format. */
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PDF_417,
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/** QR Code 2D barcode format. */
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QR_CODE,
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/** RSS 14 */
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RSS_14,
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/** RSS EXPANDED */
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RSS_EXPANDED,
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/** UPC-A 1D format. */
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UPC_A,
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/** UPC-E 1D format. */
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UPC_E,
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/** UPC/EAN extension format. Not a stand-alone format. */
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UPC_EAN_EXTENSION,
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}
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/*
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* Copyright 2008 ZXing authors
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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//package com.google.zxing;
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/**
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* These are a set of hints that you may pass to Writers to specify their behavior.
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*
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* @author dswitkin@google.com (Daniel Switkin)
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*/
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#[derive(Debug, PartialEq, Eq, Hash, Clone, Copy)]
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pub enum EncodeHintType {
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/**
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* Specifies what degree of error correction to use, for example in QR Codes.
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* Type depends on the encoder. For example for QR codes it's type
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* {@link com.google.zxing.qrcode.decoder.ErrorCorrectionLevel ErrorCorrectionLevel}.
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* For Aztec it is of type {@link Integer}, representing the minimal percentage of error correction words.
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* For PDF417 it is of type {@link Integer}, valid values being 0 to 8.
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* In all cases, it can also be a {@link String} representation of the desired value as well.
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* Note: an Aztec symbol should have a minimum of 25% EC words.
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*/
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ERROR_CORRECTION,
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/**
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* Specifies what character encoding to use where applicable (type {@link String})
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*/
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CHARACTER_SET,
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/**
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* Specifies the matrix shape for Data Matrix (type {@link com.google.zxing.datamatrix.encoder.SymbolShapeHint})
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*/
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DATA_MATRIX_SHAPE,
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/**
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* Specifies whether to use compact mode for Data Matrix (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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* The compact encoding mode also supports the encoding of characters that are not in the ISO-8859-1
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* character set via ECIs.
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* Please note that in that case, the most compact character encoding is chosen for characters in
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* the input that are not in the ISO-8859-1 character set. Based on experience, some scanners do not
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* support encodings like cp-1256 (Arabic). In such cases the encoding can be forced to UTF-8 by
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* means of the {@link #CHARACTER_SET} encoding hint.
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* Compact encoding also provides GS1-FNC1 support when {@link #GS1_FORMAT} is selected. In this case
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* group-separator character (ASCII 29 decimal) can be used to encode the positions of FNC1 codewords
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* for the purpose of delimiting AIs.
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* This option and {@link #FORCE_C40} are mutually exclusive.
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*/
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DATA_MATRIX_COMPACT,
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/**
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* Specifies a minimum barcode size (type {@link Dimension}). Only applicable to Data Matrix now.
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*
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* @deprecated use width/height params in
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* {@link com.google.zxing.datamatrix.DataMatrixWriter#encode(String, BarcodeFormat, int, int)}
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*/
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#[deprecated]
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MIN_SIZE,
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/**
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* Specifies a maximum barcode size (type {@link Dimension}). Only applicable to Data Matrix now.
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*
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* @deprecated without replacement
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*/
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#[deprecated]
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MAX_SIZE,
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/**
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* Specifies margin, in pixels, to use when generating the barcode. The meaning can vary
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* by format; for example it controls margin before and after the barcode horizontally for
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* most 1D formats. (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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MARGIN,
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/**
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* Specifies whether to use compact mode for PDF417 (type {@link Boolean}, or "true" or "false"
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* {@link String} value).
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*/
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PDF417_COMPACT,
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/**
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* Specifies what compaction mode to use for PDF417 (type
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* {@link com.google.zxing.pdf417.encoder.Compaction Compaction} or {@link String} value of one of its
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* enum values).
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*/
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PDF417_COMPACTION,
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/**
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* Specifies the minimum and maximum number of rows and columns for PDF417 (type
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* {@link com.google.zxing.pdf417.encoder.Dimensions Dimensions}).
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*/
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PDF417_DIMENSIONS,
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/**
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* Specifies whether to automatically insert ECIs when encoding PDF417 (type {@link Boolean}, or "true" or "false"
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* {@link String} value).
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* Please note that in that case, the most compact character encoding is chosen for characters in
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* the input that are not in the ISO-8859-1 character set. Based on experience, some scanners do not
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* support encodings like cp-1256 (Arabic). In such cases the encoding can be forced to UTF-8 by
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* means of the {@link #CHARACTER_SET} encoding hint.
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*/
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PDF417_AUTO_ECI,
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/**
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* Specifies the required number of layers for an Aztec code.
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* A negative number (-1, -2, -3, -4) specifies a compact Aztec code.
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* 0 indicates to use the minimum number of layers (the default).
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* A positive number (1, 2, .. 32) specifies a normal (non-compact) Aztec code.
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* (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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AZTEC_LAYERS,
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/**
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* Specifies the exact version of QR code to be encoded.
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* (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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QR_VERSION,
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/**
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* Specifies the QR code mask pattern to be used. Allowed values are
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* 0..QRCode.NUM_MASK_PATTERNS-1. By default the code will automatically select
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* the optimal mask pattern.
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* * (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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QR_MASK_PATTERN,
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/**
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* Specifies whether to use compact mode for QR code (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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* Please note that when compaction is performed, the most compact character encoding is chosen
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* for characters in the input that are not in the ISO-8859-1 character set. Based on experience,
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* some scanners do not support encodings like cp-1256 (Arabic). In such cases the encoding can
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* be forced to UTF-8 by means of the {@link #CHARACTER_SET} encoding hint.
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*/
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QR_COMPACT,
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/**
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* Specifies whether the data should be encoded to the GS1 standard (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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*/
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GS1_FORMAT,
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/**
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* Forces which encoding will be used. Currently only used for Code-128 code sets (Type {@link String}).
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* Valid values are "A", "B", "C".
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* This option and {@link #CODE128_COMPACT} are mutually exclusive.
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*/
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FORCE_CODE_SET,
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/**
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* Forces C40 encoding for data-matrix (type {@link Boolean}, or "true" or "false") {@link String } value). This
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* option and {@link #DATA_MATRIX_COMPACT} are mutually exclusive.
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*/
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FORCE_C40,
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/**
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* Specifies whether to use compact mode for Code-128 code (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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* This can yield slightly smaller bar codes. This option and {@link #FORCE_CODE_SET} are mutually
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* exclusive.
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*/
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CODE128_COMPACT,
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}
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pub enum EncodeHintValue {
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/**
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* Specifies what degree of error correction to use, for example in QR Codes.
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* Type depends on the encoder. For example for QR codes it's type
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* {@link com.google.zxing.qrcode.decoder.ErrorCorrectionLevel ErrorCorrectionLevel}.
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* For Aztec it is of type {@link Integer}, representing the minimal percentage of error correction words.
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* For PDF417 it is of type {@link Integer}, valid values being 0 to 8.
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* In all cases, it can also be a {@link String} representation of the desired value as well.
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* Note: an Aztec symbol should have a minimum of 25% EC words.
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*/
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ErrorCorrection(String),
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/**
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* Specifies what character encoding to use where applicable (type {@link String})
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*/
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CharacterSet(String),
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/**
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* Specifies the matrix shape for Data Matrix (type {@link com.google.zxing.datamatrix.encoder.SymbolShapeHint})
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*/
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DataMatrixShape,
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/**
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* Specifies whether to use compact mode for Data Matrix (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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* The compact encoding mode also supports the encoding of characters that are not in the ISO-8859-1
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* character set via ECIs.
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* Please note that in that case, the most compact character encoding is chosen for characters in
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* the input that are not in the ISO-8859-1 character set. Based on experience, some scanners do not
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* support encodings like cp-1256 (Arabic). In such cases the encoding can be forced to UTF-8 by
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* means of the {@link #CHARACTER_SET} encoding hint.
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* Compact encoding also provides GS1-FNC1 support when {@link #GS1_FORMAT} is selected. In this case
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* group-separator character (ASCII 29 decimal) can be used to encode the positions of FNC1 codewords
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* for the purpose of delimiting AIs.
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* This option and {@link #FORCE_C40} are mutually exclusive.
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*/
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DataMatrixCompact(String),
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/**
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* Specifies a minimum barcode size (type {@link Dimension}). Only applicable to Data Matrix now.
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*
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* @deprecated use width/height params in
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* {@link com.google.zxing.datamatrix.DataMatrixWriter#encode(String, BarcodeFormat, int, int)}
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*/
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#[deprecated]
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MinSize,
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/**
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* Specifies a maximum barcode size (type {@link Dimension}). Only applicable to Data Matrix now.
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*
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* @deprecated without replacement
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*/
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#[deprecated]
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MaxSize(Dimension),
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/**
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* Specifies margin, in pixels, to use when generating the barcode. The meaning can vary
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* by format; for example it controls margin before and after the barcode horizontally for
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* most 1D formats. (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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Margin(String),
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/**
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* Specifies whether to use compact mode for PDF417 (type {@link Boolean}, or "true" or "false"
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* {@link String} value).
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*/
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Pdf417Compact(String),
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/**
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* Specifies what compaction mode to use for PDF417 (type
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* {@link com.google.zxing.pdf417.encoder.Compaction Compaction} or {@link String} value of one of its
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* enum values).
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*/
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Pdf417Compaction(String),
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/**
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* Specifies the minimum and maximum number of rows and columns for PDF417 (type
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* {@link com.google.zxing.pdf417.encoder.Dimensions Dimensions}).
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*/
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Pdf417Dimensions,
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/**
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* Specifies whether to automatically insert ECIs when encoding PDF417 (type {@link Boolean}, or "true" or "false"
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* {@link String} value).
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* Please note that in that case, the most compact character encoding is chosen for characters in
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* the input that are not in the ISO-8859-1 character set. Based on experience, some scanners do not
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* support encodings like cp-1256 (Arabic). In such cases the encoding can be forced to UTF-8 by
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* means of the {@link #CHARACTER_SET} encoding hint.
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*/
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Pdf417AutoEci(String),
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/**
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* Specifies the required number of layers for an Aztec code.
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* A negative number (-1, -2, -3, -4) specifies a compact Aztec code.
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* 0 indicates to use the minimum number of layers (the default).
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* A positive number (1, 2, .. 32) specifies a normal (non-compact) Aztec code.
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* (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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AztecLayers(i32),
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/**
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* Specifies the exact version of QR code to be encoded.
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* (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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QrVersion(String),
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/**
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* Specifies the QR code mask pattern to be used. Allowed values are
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* 0..QRCode.NUM_MASK_PATTERNS-1. By default the code will automatically select
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* the optimal mask pattern.
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* * (Type {@link Integer}, or {@link String} representation of the integer value).
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*/
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QrMaskPattern(String),
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/**
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* Specifies whether to use compact mode for QR code (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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|
* Please note that when compaction is performed, the most compact character encoding is chosen
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|
* for characters in the input that are not in the ISO-8859-1 character set. Based on experience,
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|
* some scanners do not support encodings like cp-1256 (Arabic). In such cases the encoding can
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* be forced to UTF-8 by means of the {@link #CHARACTER_SET} encoding hint.
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*/
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QrCompact(String),
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/**
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* Specifies whether the data should be encoded to the GS1 standard (type {@link Boolean}, or "true" or "false"
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* {@link String } value).
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*/
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Gs1Format(String),
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|
|
/**
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* Forces which encoding will be used. Currently only used for Code-128 code sets (Type {@link String}).
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* Valid values are "A", "B", "C".
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* This option and {@link #CODE128_COMPACT} are mutually exclusive.
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*/
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ForceCodeSet(String),
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|
|
/**
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* Forces C40 encoding for data-matrix (type {@link Boolean}, or "true" or "false") {@link String } value). This
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* option and {@link #DATA_MATRIX_COMPACT} are mutually exclusive.
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*/
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ForceC40(String),
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|
|
|
/**
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* Specifies whether to use compact mode for Code-128 code (type {@link Boolean}, or "true" or "false"
|
|
* {@link String } value).
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|
* This can yield slightly smaller bar codes. This option and {@link #FORCE_CODE_SET} are mutually
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* exclusive.
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*/
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Code128Compact(String),
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}
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|
|
|
/*
|
|
* Copyright 2007 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* Encapsulates a type of hint that a caller may pass to a barcode reader to help it
|
|
* more quickly or accurately decode it. It is up to implementations to decide what,
|
|
* if anything, to do with the information that is supplied.
|
|
*
|
|
* @author Sean Owen
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|
* @author dswitkin@google.com (Daniel Switkin)
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|
* @see Reader#decode(BinaryBitmap,java.util.Map)
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|
*/
|
|
#[derive(Eq, PartialEq, Hash, Debug, Clone, Copy)]
|
|
pub enum DecodeHintType {
|
|
/**
|
|
* Unspecified, application-specific hint. Maps to an unspecified {@link Object}.
|
|
*/
|
|
OTHER,
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|
|
|
/**
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|
* Image is a pure monochrome image of a barcode. Doesn't matter what it maps to;
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|
* use {@link Boolean#TRUE}.
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|
*/
|
|
PURE_BARCODE,
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|
|
|
/**
|
|
* Image is known to be of one of a few possible formats.
|
|
* Maps to a {@link List} of {@link BarcodeFormat}s.
|
|
*/
|
|
POSSIBLE_FORMATS,
|
|
|
|
/**
|
|
* Spend more time to try to find a barcode; optimize for accuracy, not speed.
|
|
* Doesn't matter what it maps to; use {@link Boolean#TRUE}.
|
|
*/
|
|
TRY_HARDER,
|
|
|
|
/**
|
|
* Specifies what character encoding to use when decoding, where applicable (type String)
|
|
*/
|
|
CHARACTER_SET,
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|
|
|
/**
|
|
* Allowed lengths of encoded data -- reject anything else. Maps to an {@code int[]}.
|
|
*/
|
|
ALLOWED_LENGTHS,
|
|
|
|
/**
|
|
* Assume Code 39 codes employ a check digit. Doesn't matter what it maps to;
|
|
* use {@link Boolean#TRUE}.
|
|
*/
|
|
ASSUME_CODE_39_CHECK_DIGIT,
|
|
|
|
/**
|
|
* Assume the barcode is being processed as a GS1 barcode, and modify behavior as needed.
|
|
* For example this affects FNC1 handling for Code 128 (aka GS1-128). Doesn't matter what it maps to;
|
|
* use {@link Boolean#TRUE}.
|
|
*/
|
|
ASSUME_GS1,
|
|
|
|
/**
|
|
* If true, return the start and end digits in a Codabar barcode instead of stripping them. They
|
|
* are alpha, whereas the rest are numeric. By default, they are stripped, but this causes them
|
|
* to not be. Doesn't matter what it maps to; use {@link Boolean#TRUE}.
|
|
*/
|
|
RETURN_CODABAR_START_END,
|
|
|
|
/**
|
|
* The caller needs to be notified via callback when a possible {@link RXingResultPoint}
|
|
* is found. Maps to a {@link RXingResultPointCallback}.
|
|
*/
|
|
NEED_RESULT_POINT_CALLBACK,
|
|
|
|
/**
|
|
* Allowed extension lengths for EAN or UPC barcodes. Other formats will ignore this.
|
|
* Maps to an {@code int[]} of the allowed extension lengths, for example [2], [5], or [2, 5].
|
|
* If it is optional to have an extension, do not set this hint. If this is set,
|
|
* and a UPC or EAN barcode is found but an extension is not, then no result will be returned
|
|
* at all.
|
|
*/
|
|
ALLOWED_EAN_EXTENSIONS,
|
|
|
|
/**
|
|
* If true, also tries to decode as inverted image. All configured decoders are simply called a
|
|
* second time with an inverted image. Doesn't matter what it maps to; use {@link Boolean#TRUE}.
|
|
*/
|
|
ALSO_INVERTED,
|
|
// End of enumeration values.
|
|
|
|
/*
|
|
* Data type the hint is expecting.
|
|
* Among the possible values the {@link Void} stands out as being used for
|
|
* hints that do not expect a value to be supplied (flag hints). Such hints
|
|
* will possibly have their value ignored, or replaced by a
|
|
* {@link Boolean#TRUE}. Hint suppliers should probably use
|
|
* {@link Boolean#TRUE} as directed by the actual hint documentation.
|
|
*/
|
|
/*
|
|
private final Class<?> valueType;
|
|
|
|
DecodeHintType(Class<?> valueType) {
|
|
this.valueType = valueType;
|
|
}
|
|
|
|
public Class<?> getValueType() {
|
|
return valueType;
|
|
}*/
|
|
}
|
|
|
|
/**
|
|
* Callback which is invoked when a possible result point (significant
|
|
* point in the barcode image such as a corner) is found.
|
|
*
|
|
* @see DecodeHintType#NEED_RESULT_POINT_CALLBACK
|
|
*/
|
|
pub type RXingResultPointCallback = fn(&dyn ResultPoint);
|
|
#[derive(Clone)]
|
|
pub enum DecodeHintValue {
|
|
/**
|
|
* Unspecified, application-specific hint. Maps to an unspecified {@link Object}.
|
|
*/
|
|
Other(String),
|
|
|
|
/**
|
|
* Image is a pure monochrome image of a barcode. Doesn't matter what it maps to;
|
|
* use {@link Boolean#TRUE}.
|
|
*/
|
|
PureBarcode(bool),
|
|
|
|
/**
|
|
* Image is known to be of one of a few possible formats.
|
|
* Maps to a {@link List} of {@link BarcodeFormat}s.
|
|
*/
|
|
PossibleFormats(BarcodeFormat),
|
|
|
|
/**
|
|
* Spend more time to try to find a barcode; optimize for accuracy, not speed.
|
|
* Doesn't matter what it maps to; use {@link Boolean#TRUE}.
|
|
*/
|
|
TryHarder(bool),
|
|
|
|
/**
|
|
* Specifies what character encoding to use when decoding, where applicable (type String)
|
|
*/
|
|
CharacterSet(String),
|
|
|
|
/**
|
|
* Allowed lengths of encoded data -- reject anything else. Maps to an {@code int[]}.
|
|
*/
|
|
AllowedLengths(Vec<u32>),
|
|
|
|
/**
|
|
* Assume Code 39 codes employ a check digit. Doesn't matter what it maps to;
|
|
* use {@link Boolean#TRUE}.
|
|
*/
|
|
AssumeCode39CheckDigit(bool),
|
|
|
|
/**
|
|
* Assume the barcode is being processed as a GS1 barcode, and modify behavior as needed.
|
|
* For example this affects FNC1 handling for Code 128 (aka GS1-128). Doesn't matter what it maps to;
|
|
* use {@link Boolean#TRUE}.
|
|
*/
|
|
AssumeGs1(bool),
|
|
|
|
/**
|
|
* If true, return the start and end digits in a Codabar barcode instead of stripping them. They
|
|
* are alpha, whereas the rest are numeric. By default, they are stripped, but this causes them
|
|
* to not be. Doesn't matter what it maps to; use {@link Boolean#TRUE}.
|
|
*/
|
|
ReturnCodabarStartEnd(bool),
|
|
|
|
/**
|
|
* The caller needs to be notified via callback when a possible {@link RXingResultPoint}
|
|
* is found. Maps to a {@link RXingResultPointCallback}.
|
|
*/
|
|
NeedResultPointCallback(RXingResultPointCallback),
|
|
|
|
/**
|
|
* Allowed extension lengths for EAN or UPC barcodes. Other formats will ignore this.
|
|
* Maps to an {@code int[]} of the allowed extension lengths, for example [2], [5], or [2, 5].
|
|
* If it is optional to have an extension, do not set this hint. If this is set,
|
|
* and a UPC or EAN barcode is found but an extension is not, then no result will be returned
|
|
* at all.
|
|
*/
|
|
AllowedEanExtensions(Vec<u32>),
|
|
|
|
/**
|
|
* If true, also tries to decode as inverted image. All configured decoders are simply called a
|
|
* second time with an inverted image. Doesn't matter what it maps to; use {@link Boolean#TRUE}.
|
|
*/
|
|
AlsoInverted(bool),
|
|
// End of enumeration values.
|
|
}
|
|
|
|
/*
|
|
* Copyright 2008 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* The base class for all objects which encode/generate a barcode image.
|
|
*
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
*/
|
|
pub trait Writer {
|
|
/**
|
|
* Encode a barcode using the default settings.
|
|
*
|
|
* @param contents The contents to encode in the barcode
|
|
* @param format The barcode format to generate
|
|
* @param width The preferred width in pixels
|
|
* @param height The preferred height in pixels
|
|
* @return {@link BitMatrix} representing encoded barcode image
|
|
* @throws WriterException if contents cannot be encoded legally in a format
|
|
*/
|
|
fn encode(
|
|
&self,
|
|
contents: &str,
|
|
format: &BarcodeFormat,
|
|
width: i32,
|
|
height: i32,
|
|
) -> Result<BitMatrix, Exceptions>;
|
|
|
|
/**
|
|
* @param contents The contents to encode in the barcode
|
|
* @param format The barcode format to generate
|
|
* @param width The preferred width in pixels
|
|
* @param height The preferred height in pixels
|
|
* @param hints Additional parameters to supply to the encoder
|
|
* @return {@link BitMatrix} representing encoded barcode image
|
|
* @throws WriterException if contents cannot be encoded legally in a format
|
|
*/
|
|
fn encode_with_hints(
|
|
&self,
|
|
contents: &str,
|
|
format: &BarcodeFormat,
|
|
width: i32,
|
|
height: i32,
|
|
hints: &EncodingHintDictionary,
|
|
) -> Result<BitMatrix, Exceptions>;
|
|
}
|
|
|
|
/*
|
|
* Copyright 2007 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* Implementations of this interface can decode an image of a barcode in some format into
|
|
* the String it encodes. For example, {@link com.google.zxing.qrcode.QRCodeReader} can
|
|
* decode a QR code. The decoder may optionally receive hints from the caller which may help
|
|
* it decode more quickly or accurately.
|
|
*
|
|
* See {@link MultiFormatReader}, which attempts to determine what barcode
|
|
* format is present within the image as well, and then decodes it accordingly.
|
|
*
|
|
* @author Sean Owen
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
*/
|
|
pub trait Reader {
|
|
/**
|
|
* Locates and decodes a barcode in some format within an image.
|
|
*
|
|
* @param image image of barcode to decode
|
|
* @return String which the barcode encodes
|
|
* @throws NotFoundException if no potential barcode is found
|
|
* @throws ChecksumException if a potential barcode is found but does not pass its checksum
|
|
* @throws FormatException if a potential barcode is found but format is invalid
|
|
*/
|
|
fn decode(&self, image: &BinaryBitmap) -> Result<RXingResult, Exceptions>;
|
|
|
|
/**
|
|
* Locates and decodes a barcode in some format within an image. This method also accepts
|
|
* hints, each possibly associated to some data, which may help the implementation decode.
|
|
*
|
|
* @param image image of barcode to decode
|
|
* @param hints passed as a {@link Map} from {@link DecodeHintType}
|
|
* to arbitrary data. The
|
|
* meaning of the data depends upon the hint type. The implementation may or may not do
|
|
* anything with these hints.
|
|
* @return String which the barcode encodes
|
|
* @throws NotFoundException if no potential barcode is found
|
|
* @throws ChecksumException if a potential barcode is found but does not pass its checksum
|
|
* @throws FormatException if a potential barcode is found but format is invalid
|
|
*/
|
|
fn decode_with_hints(
|
|
&self,
|
|
image: &BinaryBitmap,
|
|
hints: &DecodingHintDictionary,
|
|
) -> Result<RXingResult, Exceptions>;
|
|
|
|
/**
|
|
* Resets any internal state the implementation has after a decode, to prepare it
|
|
* for reuse.
|
|
*/
|
|
fn reset(&self);
|
|
}
|
|
|
|
/*
|
|
* Copyright 2008 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* Represents some type of metadata about the result of the decoding that the decoder
|
|
* wishes to communicate back to the caller.
|
|
*
|
|
* @author Sean Owen
|
|
*/
|
|
#[derive(Eq, PartialEq, Hash, Debug)]
|
|
pub enum RXingResultMetadataType {
|
|
/**
|
|
* Unspecified, application-specific metadata. Maps to an unspecified {@link Object}.
|
|
*/
|
|
OTHER,
|
|
|
|
/**
|
|
* Denotes the likely approximate orientation of the barcode in the image. This value
|
|
* is given as degrees rotated clockwise from the normal, upright orientation.
|
|
* For example a 1D barcode which was found by reading top-to-bottom would be
|
|
* said to have orientation "90". This key maps to an {@link Integer} whose
|
|
* value is in the range [0,360).
|
|
*/
|
|
ORIENTATION,
|
|
|
|
/**
|
|
* <p>2D barcode formats typically encode text, but allow for a sort of 'byte mode'
|
|
* which is sometimes used to encode binary data. While {@link RXingResult} makes available
|
|
* the complete raw bytes in the barcode for these formats, it does not offer the bytes
|
|
* from the byte segments alone.</p>
|
|
*
|
|
* <p>This maps to a {@link java.util.List} of byte arrays corresponding to the
|
|
* raw bytes in the byte segments in the barcode, in order.</p>
|
|
*/
|
|
BYTE_SEGMENTS,
|
|
|
|
/**
|
|
* Error correction level used, if applicable. The value type depends on the
|
|
* format, but is typically a String.
|
|
*/
|
|
ERROR_CORRECTION_LEVEL,
|
|
|
|
/**
|
|
* For some periodicals, indicates the issue number as an {@link Integer}.
|
|
*/
|
|
ISSUE_NUMBER,
|
|
|
|
/**
|
|
* For some products, indicates the suggested retail price in the barcode as a
|
|
* formatted {@link String}.
|
|
*/
|
|
SUGGESTED_PRICE,
|
|
|
|
/**
|
|
* For some products, the possible country of manufacture as a {@link String} denoting the
|
|
* ISO country code. Some map to multiple possible countries, like "US/CA".
|
|
*/
|
|
POSSIBLE_COUNTRY,
|
|
|
|
/**
|
|
* For some products, the extension text
|
|
*/
|
|
UPC_EAN_EXTENSION,
|
|
|
|
/**
|
|
* PDF417-specific metadata
|
|
*/
|
|
PDF417_EXTRA_METADATA,
|
|
|
|
/**
|
|
* If the code format supports structured append and the current scanned code is part of one then the
|
|
* sequence number is given with it.
|
|
*/
|
|
STRUCTURED_APPEND_SEQUENCE,
|
|
|
|
/**
|
|
* If the code format supports structured append and the current scanned code is part of one then the
|
|
* parity is given with it.
|
|
*/
|
|
STRUCTURED_APPEND_PARITY,
|
|
|
|
/**
|
|
* Barcode Symbology Identifier.
|
|
* Note: According to the GS1 specification the identifier may have to replace a leading FNC1/GS character
|
|
* when prepending to the barcode content.
|
|
*/
|
|
SYMBOLOGY_IDENTIFIER,
|
|
}
|
|
|
|
impl From<String> for RXingResultMetadataType {
|
|
fn from(in_str: String) -> Self {
|
|
match in_str.as_str() {
|
|
"OTHER" => RXingResultMetadataType::OTHER,
|
|
"ORIENTATION" => RXingResultMetadataType::ORIENTATION,
|
|
"BYTE_SEGMENTS" => RXingResultMetadataType::BYTE_SEGMENTS,
|
|
"ERROR_CORRECTION_LEVEL" => RXingResultMetadataType::ERROR_CORRECTION_LEVEL,
|
|
"ISSUE_NUMBER" => RXingResultMetadataType::ISSUE_NUMBER,
|
|
"SUGGESTED_PRICE" => RXingResultMetadataType::SUGGESTED_PRICE,
|
|
"POSSIBLE_COUNTRY" => RXingResultMetadataType::POSSIBLE_COUNTRY,
|
|
"UPC_EAN_EXTENSION" => RXingResultMetadataType::UPC_EAN_EXTENSION,
|
|
"PDF417_EXTRA_METADATA" => RXingResultMetadataType::PDF417_EXTRA_METADATA,
|
|
"STRUCTURED_APPEND_SEQUENCE" => RXingResultMetadataType::STRUCTURED_APPEND_SEQUENCE,
|
|
"STRUCTURED_APPEND_PARITY" => RXingResultMetadataType::STRUCTURED_APPEND_PARITY,
|
|
"SYMBOLOGY_IDENTIFIER" => RXingResultMetadataType::SYMBOLOGY_IDENTIFIER,
|
|
_ => RXingResultMetadataType::OTHER,
|
|
}
|
|
}
|
|
}
|
|
|
|
#[derive(Debug, PartialEq, Eq)]
|
|
pub enum RXingResultMetadataValue {
|
|
/**
|
|
* Unspecified, application-specific metadata. Maps to an unspecified {@link Object}.
|
|
*/
|
|
OTHER(String),
|
|
|
|
/**
|
|
* Denotes the likely approximate orientation of the barcode in the image. This value
|
|
* is given as degrees rotated clockwise from the normal, upright orientation.
|
|
* For example a 1D barcode which was found by reading top-to-bottom would be
|
|
* said to have orientation "90". This key maps to an {@link Integer} whose
|
|
* value is in the range [0,360).
|
|
*/
|
|
Orientation(i32),
|
|
|
|
/**
|
|
* <p>2D barcode formats typically encode text, but allow for a sort of 'byte mode'
|
|
* which is sometimes used to encode binary data. While {@link RXingResult} makes available
|
|
* the complete raw bytes in the barcode for these formats, it does not offer the bytes
|
|
* from the byte segments alone.</p>
|
|
*
|
|
* <p>This maps to a {@link java.util.List} of byte arrays corresponding to the
|
|
* raw bytes in the byte segments in the barcode, in order.</p>
|
|
*/
|
|
ByteSegments(Vec<Vec<u8>>),
|
|
|
|
/**
|
|
* Error correction level used, if applicable. The value type depends on the
|
|
* format, but is typically a String.
|
|
*/
|
|
ErrorCorrectionLevel(String),
|
|
|
|
/**
|
|
* For some periodicals, indicates the issue number as an {@link Integer}.
|
|
*/
|
|
IssueNumber(i32),
|
|
|
|
/**
|
|
* For some products, indicates the suggested retail price in the barcode as a
|
|
* formatted {@link String}.
|
|
*/
|
|
SuggestedPrice(String),
|
|
|
|
/**
|
|
* For some products, the possible country of manufacture as a {@link String} denoting the
|
|
* ISO country code. Some map to multiple possible countries, like "US/CA".
|
|
*/
|
|
PossibleCountry(String),
|
|
|
|
/**
|
|
* For some products, the extension text
|
|
*/
|
|
UpcEanExtension(String),
|
|
|
|
/**
|
|
* PDF417-specific metadata
|
|
*/
|
|
Pdf417ExtraMetadata(String),
|
|
|
|
/**
|
|
* If the code format supports structured append and the current scanned code is part of one then the
|
|
* sequence number is given with it.
|
|
*/
|
|
StructuredAppendSequence(i32),
|
|
|
|
/**
|
|
* If the code format supports structured append and the current scanned code is part of one then the
|
|
* parity is given with it.
|
|
*/
|
|
StructuredAppendParity(i32),
|
|
|
|
/**
|
|
* Barcode Symbology Identifier.
|
|
* Note: According to the GS1 specification the identifier may have to replace a leading FNC1/GS character
|
|
* when prepending to the barcode content.
|
|
*/
|
|
SymbologyIdentifier(String),
|
|
}
|
|
|
|
/*
|
|
* Copyright 2007 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
//import java.util.EnumMap;
|
|
//import java.util.Map;
|
|
|
|
/**
|
|
* <p>Encapsulates the result of decoding a barcode within an image.</p>
|
|
*
|
|
* @author Sean Owen
|
|
*/
|
|
pub struct RXingResult {
|
|
text: String,
|
|
rawBytes: Vec<u8>,
|
|
numBits: usize,
|
|
resultPoints: Vec<RXingResultPoint>,
|
|
format: BarcodeFormat,
|
|
resultMetadata: HashMap<RXingResultMetadataType, RXingResultMetadataValue>,
|
|
timestamp: u128,
|
|
}
|
|
impl RXingResult {
|
|
pub fn new(
|
|
text: &str,
|
|
rawBytes: Vec<u8>,
|
|
resultPoints: Vec<RXingResultPoint>,
|
|
format: BarcodeFormat,
|
|
) -> Self {
|
|
Self::new_timestamp(
|
|
text,
|
|
rawBytes,
|
|
resultPoints,
|
|
format,
|
|
SystemTime::now()
|
|
.duration_since(UNIX_EPOCH)
|
|
.expect("Time went backwards")
|
|
.as_millis(),
|
|
)
|
|
}
|
|
|
|
pub fn new_timestamp(
|
|
text: &str,
|
|
rawBytes: Vec<u8>,
|
|
resultPoints: Vec<RXingResultPoint>,
|
|
format: BarcodeFormat,
|
|
timestamp: u128,
|
|
) -> Self {
|
|
let l = rawBytes.len();
|
|
Self::new_complex(text, rawBytes, 8 * l, resultPoints, format, timestamp)
|
|
}
|
|
|
|
pub fn new_complex(
|
|
text: &str,
|
|
rawBytes: Vec<u8>,
|
|
numBits: usize,
|
|
resultPoints: Vec<RXingResultPoint>,
|
|
format: BarcodeFormat,
|
|
timestamp: u128,
|
|
) -> Self {
|
|
Self {
|
|
text: text.to_owned(),
|
|
rawBytes: rawBytes,
|
|
numBits,
|
|
resultPoints,
|
|
format,
|
|
resultMetadata: HashMap::new(),
|
|
timestamp,
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return raw text encoded by the barcode
|
|
*/
|
|
pub fn getText(&self) -> &String {
|
|
return &self.text;
|
|
}
|
|
|
|
/**
|
|
* @return raw bytes encoded by the barcode, if applicable, otherwise {@code null}
|
|
*/
|
|
pub fn getRawBytes(&self) -> &Vec<u8> {
|
|
return &self.rawBytes;
|
|
}
|
|
|
|
/**
|
|
* @return how many bits of {@link #getRawBytes()} are valid; typically 8 times its length
|
|
* @since 3.3.0
|
|
*/
|
|
pub fn getNumBits(&self) -> usize {
|
|
return self.numBits;
|
|
}
|
|
|
|
/**
|
|
* @return points related to the barcode in the image. These are typically points
|
|
* identifying finder patterns or the corners of the barcode. The exact meaning is
|
|
* specific to the type of barcode that was decoded.
|
|
*/
|
|
pub fn getRXingResultPoints(&self) -> &Vec<RXingResultPoint> {
|
|
return &self.resultPoints;
|
|
}
|
|
|
|
/**
|
|
* @return {@link BarcodeFormat} representing the format of the barcode that was decoded
|
|
*/
|
|
pub fn getBarcodeFormat(&self) -> &BarcodeFormat {
|
|
return &self.format;
|
|
}
|
|
|
|
/**
|
|
* @return {@link Map} mapping {@link RXingResultMetadataType} keys to values. May be
|
|
* {@code null}. This contains optional metadata about what was detected about the barcode,
|
|
* like orientation.
|
|
*/
|
|
pub fn getRXingResultMetadata(
|
|
&self,
|
|
) -> &HashMap<RXingResultMetadataType, RXingResultMetadataValue> {
|
|
return &self.resultMetadata;
|
|
}
|
|
|
|
pub fn putMetadata(
|
|
&mut self,
|
|
md_type: RXingResultMetadataType,
|
|
value: RXingResultMetadataValue,
|
|
) {
|
|
self.resultMetadata.insert(md_type, value);
|
|
}
|
|
|
|
pub fn putAllMetadata(
|
|
&mut self,
|
|
metadata: HashMap<RXingResultMetadataType, RXingResultMetadataValue>,
|
|
) {
|
|
if self.resultMetadata.is_empty() {
|
|
self.resultMetadata = metadata;
|
|
} else {
|
|
for (key, value) in metadata.into_iter() {
|
|
self.resultMetadata.insert(key, value);
|
|
}
|
|
}
|
|
}
|
|
|
|
pub fn addRXingResultPoints(&mut self, newPoints: &mut Vec<RXingResultPoint>) {
|
|
//RXingResultPoint[] oldPoints = resultPoints;
|
|
if !newPoints.is_empty() {
|
|
// let allPoints:Vec<RXingResultPoint>= Vec::with_capacity(oldPoints.len() + newPoints.len());
|
|
//System.arraycopy(oldPoints, 0, allPoints, 0, oldPoints.length);
|
|
//System.arraycopy(newPoints, 0, allPoints, oldPoints.length, newPoints.length);
|
|
//resultPoints = allPoints;
|
|
self.resultPoints.append(newPoints);
|
|
}
|
|
}
|
|
|
|
pub fn getTimestamp(&self) -> u128 {
|
|
return self.timestamp;
|
|
}
|
|
}
|
|
|
|
impl fmt::Display for RXingResult {
|
|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
|
write!(f, "{}", self.text)
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Copyright 2007 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
pub trait ResultPoint {
|
|
fn getX(&self) -> f32;
|
|
fn getY(&self) -> f32;
|
|
fn into_rxing_result_point(self) -> RXingResultPoint;
|
|
}
|
|
|
|
pub mod result_point_utils {
|
|
use crate::{common::detector::MathUtils, ResultPoint};
|
|
|
|
/**
|
|
* Orders an array of three RXingResultPoints in an order [A,B,C] such that AB is less than AC
|
|
* and BC is less than AC, and the angle between BC and BA is less than 180 degrees.
|
|
*
|
|
* @param patterns array of three {@code RXingResultPoint} to order
|
|
*/
|
|
pub fn orderBestPatterns<T: ResultPoint + Copy + Clone>(patterns: &mut [T; 3]) {
|
|
// Find distances between pattern centers
|
|
let zeroOneDistance = MathUtils::distance_float(
|
|
patterns[0].getX(),
|
|
patterns[0].getY(),
|
|
patterns[1].getX(),
|
|
patterns[1].getY(),
|
|
);
|
|
let oneTwoDistance = MathUtils::distance_float(
|
|
patterns[1].getX(),
|
|
patterns[1].getY(),
|
|
patterns[2].getX(),
|
|
patterns[2].getY(),
|
|
);
|
|
let zeroTwoDistance = MathUtils::distance_float(
|
|
patterns[0].getX(),
|
|
patterns[0].getY(),
|
|
patterns[2].getX(),
|
|
patterns[2].getY(),
|
|
);
|
|
|
|
let mut pointA; //: &RXingResultPoint;
|
|
let mut pointB; //: &RXingResultPoint;
|
|
let mut pointC; //: &RXingResultPoint;
|
|
// Assume one closest to other two is B; A and C will just be guesses at first
|
|
if oneTwoDistance >= zeroOneDistance && oneTwoDistance >= zeroTwoDistance {
|
|
pointB = patterns[0];
|
|
pointA = patterns[1];
|
|
pointC = patterns[2];
|
|
} else if zeroTwoDistance >= oneTwoDistance && zeroTwoDistance >= zeroOneDistance {
|
|
pointB = patterns[1];
|
|
pointA = patterns[0];
|
|
pointC = patterns[2];
|
|
} else {
|
|
pointB = patterns[2];
|
|
pointA = patterns[0];
|
|
pointC = patterns[1];
|
|
}
|
|
|
|
// Use cross product to figure out whether A and C are correct or flipped.
|
|
// This asks whether BC x BA has a positive z component, which is the arrangement
|
|
// we want for A, B, C. If it's negative, then we've got it flipped around and
|
|
// should swap A and C.
|
|
if crossProductZ(pointA, pointB, pointC) < 0.0f32 {
|
|
let temp = pointA;
|
|
pointA = pointC;
|
|
pointC = temp;
|
|
}
|
|
|
|
let pa = pointA;
|
|
let pb = pointB;
|
|
let pc = pointC;
|
|
|
|
patterns[0] = pa;
|
|
patterns[1] = pb;
|
|
patterns[2] = pc;
|
|
}
|
|
|
|
/**
|
|
* @param pattern1 first pattern
|
|
* @param pattern2 second pattern
|
|
* @return distance between two points
|
|
*/
|
|
pub fn distance<T: ResultPoint>(pattern1: &T, pattern2: &T) -> f32 {
|
|
return MathUtils::distance_float(
|
|
pattern1.getX(),
|
|
pattern1.getY(),
|
|
pattern2.getX(),
|
|
pattern2.getY(),
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Returns the z component of the cross product between vectors BC and BA.
|
|
*/
|
|
pub fn crossProductZ<T: ResultPoint>(pointA: T, pointB: T, pointC: T) -> f32 {
|
|
let bX = pointB.getX();
|
|
let bY = pointB.getY();
|
|
return ((pointC.getX() - bX) * (pointA.getY() - bY))
|
|
- ((pointC.getY() - bY) * (pointA.getX() - bX));
|
|
}
|
|
}
|
|
|
|
/**
|
|
* <p>Encapsulates a point of interest in an image containing a barcode. Typically, this
|
|
* would be the location of a finder pattern or the corner of the barcode, for example.</p>
|
|
*
|
|
* @author Sean Owen
|
|
*/
|
|
#[derive(Debug, Clone, Copy)]
|
|
pub struct RXingResultPoint {
|
|
x: f32,
|
|
y: f32,
|
|
}
|
|
impl Hash for RXingResultPoint {
|
|
fn hash<H: std::hash::Hasher>(&self, state: &mut H) {
|
|
self.x.to_string().hash(state);
|
|
self.y.to_string().hash(state);
|
|
}
|
|
}
|
|
impl PartialEq for RXingResultPoint {
|
|
fn eq(&self, other: &Self) -> bool {
|
|
self.x.to_string() == other.x.to_string() && self.y.to_string() == other.y.to_string()
|
|
}
|
|
}
|
|
impl Eq for RXingResultPoint {}
|
|
impl RXingResultPoint {
|
|
pub const fn new(x: f32, y: f32) -> Self {
|
|
Self { x, y }
|
|
}
|
|
}
|
|
|
|
impl ResultPoint for RXingResultPoint {
|
|
fn getX(&self) -> f32 {
|
|
return self.x;
|
|
}
|
|
|
|
fn getY(&self) -> f32 {
|
|
return self.y;
|
|
}
|
|
|
|
fn into_rxing_result_point(self) -> RXingResultPoint {
|
|
self
|
|
}
|
|
}
|
|
|
|
impl fmt::Display for RXingResultPoint {
|
|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
|
write!(f, "({},{})", self.x, self.y)
|
|
}
|
|
}
|
|
|
|
/*
|
|
* 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* Simply encapsulates a width and height.
|
|
*/
|
|
#[derive(Eq, PartialEq, Hash)]
|
|
pub struct Dimension {
|
|
width: usize,
|
|
height: usize,
|
|
}
|
|
|
|
impl Dimension {
|
|
pub fn new(width: usize, height: usize) -> Result<Self, Exceptions> {
|
|
Ok(Self { width, height })
|
|
}
|
|
|
|
pub fn getWidth(&self) -> usize {
|
|
return self.width;
|
|
}
|
|
|
|
pub fn getHeight(&self) -> usize {
|
|
return self.height;
|
|
}
|
|
}
|
|
|
|
impl fmt::Display for Dimension {
|
|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
|
write!(f, "{}x{}", self.width, self.height)
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Copyright 2009 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* This class hierarchy provides a set of methods to convert luminance data to 1 bit data.
|
|
* It allows the algorithm to vary polymorphically, for example allowing a very expensive
|
|
* thresholding technique for servers and a fast one for mobile. It also permits the implementation
|
|
* to vary, e.g. a JNI version for Android and a Java fallback version for other platforms.
|
|
*
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
*/
|
|
pub trait Binarizer {
|
|
//private final LuminanceSource source;
|
|
//fn new(source:dyn LuminanceSource) -> Self;
|
|
|
|
fn getLuminanceSource(&self) -> &Box<dyn LuminanceSource>;
|
|
|
|
/**
|
|
* Converts one row of luminance data to 1 bit data. May actually do the conversion, or return
|
|
* cached data. Callers should assume this method is expensive and call it as seldom as possible.
|
|
* This method is intended for decoding 1D barcodes and may choose to apply sharpening.
|
|
* For callers which only examine one row of pixels at a time, the same BitArray should be reused
|
|
* and passed in with each call for performance. However it is legal to keep more than one row
|
|
* at a time if needed.
|
|
*
|
|
* @param y The row to fetch, which must be in [0, bitmap height)
|
|
* @param row An optional preallocated array. If null or too small, it will be ignored.
|
|
* If used, the Binarizer will call BitArray.clear(). Always use the returned object.
|
|
* @return The array of bits for this row (true means black).
|
|
* @throws NotFoundException if row can't be binarized
|
|
*/
|
|
fn getBlackRow(&self, y: usize, row: &mut BitArray) -> Result<BitArray, Exceptions>;
|
|
|
|
/**
|
|
* Converts a 2D array of luminance data to 1 bit data. As above, assume this method is expensive
|
|
* and do not call it repeatedly. This method is intended for decoding 2D barcodes and may or
|
|
* may not apply sharpening. Therefore, a row from this matrix may not be identical to one
|
|
* fetched using getBlackRow(), so don't mix and match between them.
|
|
*
|
|
* @return The 2D array of bits for the image (true means black).
|
|
* @throws NotFoundException if image can't be binarized to make a matrix
|
|
*/
|
|
fn getBlackMatrix(&self) -> Result<BitMatrix, Exceptions>;
|
|
|
|
/**
|
|
* Creates a new object with the same type as this Binarizer implementation, but with pristine
|
|
* state. This is needed because Binarizer implementations may be stateful, e.g. keeping a cache
|
|
* of 1 bit data. See Effective Java for why we can't use Java's clone() method.
|
|
*
|
|
* @param source The LuminanceSource this Binarizer will operate on.
|
|
* @return A new concrete Binarizer implementation object.
|
|
*/
|
|
fn createBinarizer(&self, source: Box<dyn LuminanceSource>) -> Box<dyn Binarizer>;
|
|
|
|
fn getWidth(&self) -> usize;
|
|
|
|
fn getHeight(&self) -> usize;
|
|
}
|
|
|
|
/*
|
|
* Copyright 2009 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* This class is the core bitmap class used by ZXing to represent 1 bit data. Reader objects
|
|
* accept a BinaryBitmap and attempt to decode it.
|
|
*
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
*/
|
|
pub struct BinaryBitmap {
|
|
binarizer: Box<dyn Binarizer>,
|
|
matrix: BitMatrix,
|
|
}
|
|
|
|
impl BinaryBitmap {
|
|
pub fn new(binarizer: Box<dyn Binarizer>) -> Self {
|
|
Self {
|
|
matrix: binarizer.getBlackMatrix().unwrap(),
|
|
binarizer: binarizer,
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @return The width of the bitmap.
|
|
*/
|
|
pub fn getWidth(&self) -> usize {
|
|
return self.binarizer.getWidth();
|
|
}
|
|
|
|
/**
|
|
* @return The height of the bitmap.
|
|
*/
|
|
pub fn getHeight(&self) -> usize {
|
|
return self.binarizer.getHeight();
|
|
}
|
|
|
|
/**
|
|
* Converts one row of luminance data to 1 bit data. May actually do the conversion, or return
|
|
* cached data. Callers should assume this method is expensive and call it as seldom as possible.
|
|
* This method is intended for decoding 1D barcodes and may choose to apply sharpening.
|
|
*
|
|
* @param y The row to fetch, which must be in [0, bitmap height)
|
|
* @param row An optional preallocated array. If null or too small, it will be ignored.
|
|
* If used, the Binarizer will call BitArray.clear(). Always use the returned object.
|
|
* @return The array of bits for this row (true means black).
|
|
* @throws NotFoundException if row can't be binarized
|
|
*/
|
|
pub fn getBlackRow(&self, y: usize, row: &mut BitArray) -> Result<BitArray, Exceptions> {
|
|
return self.binarizer.getBlackRow(y, row);
|
|
}
|
|
|
|
/**
|
|
* Converts a 2D array of luminance data to 1 bit. As above, assume this method is expensive
|
|
* and do not call it repeatedly. This method is intended for decoding 2D barcodes and may or
|
|
* may not apply sharpening. Therefore, a row from this matrix may not be identical to one
|
|
* fetched using getBlackRow(), so don't mix and match between them.
|
|
*
|
|
* @return The 2D array of bits for the image (true means black).
|
|
* @throws NotFoundException if image can't be binarized to make a matrix
|
|
*/
|
|
pub fn getBlackMatrix(&self) -> Result<&BitMatrix, Exceptions> {
|
|
// The matrix is created on demand the first time it is requested, then cached. There are two
|
|
// reasons for this:
|
|
// 1. This work will never be done if the caller only installs 1D Reader objects, or if a
|
|
// 1D Reader finds a barcode before the 2D Readers run.
|
|
// 2. This work will only be done once even if the caller installs multiple 2D Readers.
|
|
return Ok(&self.matrix);
|
|
}
|
|
|
|
/**
|
|
* @return Whether this bitmap can be cropped.
|
|
*/
|
|
pub fn isCropSupported(&self) -> bool {
|
|
let b = &self.binarizer;
|
|
let r = &b.getLuminanceSource();
|
|
let isCropOk = r.isCropSupported();
|
|
return isCropOk;
|
|
}
|
|
|
|
/**
|
|
* Returns a new object with cropped image data. Implementations may keep a reference to the
|
|
* original data rather than a copy. Only callable if isCropSupported() is true.
|
|
*
|
|
* @param left The left coordinate, which must be in [0,getWidth())
|
|
* @param top The top coordinate, which must be in [0,getHeight())
|
|
* @param width The width of the rectangle to crop.
|
|
* @param height The height of the rectangle to crop.
|
|
* @return A cropped version of this object.
|
|
*/
|
|
pub fn crop(&self, left: usize, top: usize, width: usize, height: usize) -> BinaryBitmap {
|
|
let newSource = self
|
|
.binarizer
|
|
.getLuminanceSource()
|
|
.crop(left, top, width, height);
|
|
return BinaryBitmap::new(
|
|
self.binarizer
|
|
.createBinarizer(newSource.expect("new lum source expected")),
|
|
);
|
|
}
|
|
|
|
/**
|
|
* @return Whether this bitmap supports counter-clockwise rotation.
|
|
*/
|
|
pub fn isRotateSupported(&self) -> bool {
|
|
return self.binarizer.getLuminanceSource().isRotateSupported();
|
|
}
|
|
|
|
/**
|
|
* Returns a new object with rotated image data by 90 degrees counterclockwise.
|
|
* Only callable if {@link #isRotateSupported()} is true.
|
|
*
|
|
* @return A rotated version of this object.
|
|
*/
|
|
pub fn rotateCounterClockwise(&self) -> BinaryBitmap {
|
|
let newSource = self.binarizer.getLuminanceSource().rotateCounterClockwise();
|
|
return BinaryBitmap::new(
|
|
self.binarizer
|
|
.createBinarizer(newSource.expect("new lum source expected")),
|
|
);
|
|
}
|
|
|
|
/**
|
|
* Returns a new object with rotated image data by 45 degrees counterclockwise.
|
|
* Only callable if {@link #isRotateSupported()} is true.
|
|
*
|
|
* @return A rotated version of this object.
|
|
*/
|
|
pub fn rotateCounterClockwise45(&self) -> BinaryBitmap {
|
|
let newSource = self
|
|
.binarizer
|
|
.getLuminanceSource()
|
|
.rotateCounterClockwise45();
|
|
return BinaryBitmap::new(
|
|
self.binarizer
|
|
.createBinarizer(newSource.expect("new lum source expected")),
|
|
);
|
|
}
|
|
}
|
|
|
|
impl fmt::Display for BinaryBitmap {
|
|
fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result {
|
|
write!(f, "{}", self.getBlackMatrix().unwrap())
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Copyright 2009 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* The purpose of this class hierarchy is to abstract different bitmap implementations across
|
|
* platforms into a standard interface for requesting greyscale luminance values. The interface
|
|
* only provides immutable methods; therefore crop and rotation create copies. This is to ensure
|
|
* that one Reader does not modify the original luminance source and leave it in an unknown state
|
|
* for other Readers in the chain.
|
|
*
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
*/
|
|
pub trait LuminanceSource {
|
|
//private final int width;
|
|
//private final int height;
|
|
|
|
//fn new( width:usize, height:usize) -> Self;
|
|
|
|
/**
|
|
* Fetches one row of luminance data from the underlying platform's bitmap. Values range from
|
|
* 0 (black) to 255 (white). Because Java does not have an unsigned byte type, callers will have
|
|
* to bitwise and with 0xff for each value. It is preferable for implementations of this method
|
|
* to only fetch this row rather than the whole image, since no 2D Readers may be installed and
|
|
* getMatrix() may never be called.
|
|
*
|
|
* @param y The row to fetch, which must be in [0,getHeight())
|
|
* @param row An optional preallocated array. If null or too small, it will be ignored.
|
|
* Always use the returned object, and ignore the .length of the array.
|
|
* @return An array containing the luminance data.
|
|
*/
|
|
fn getRow(&self, y: usize, row: &Vec<u8>) -> Vec<u8>;
|
|
|
|
/**
|
|
* Fetches luminance data for the underlying bitmap. Values should be fetched using:
|
|
* {@code int luminance = array[y * width + x] & 0xff}
|
|
*
|
|
* @return A row-major 2D array of luminance values. Do not use result.length as it may be
|
|
* larger than width * height bytes on some platforms. Do not modify the contents
|
|
* of the result.
|
|
*/
|
|
fn getMatrix(&self) -> Vec<u8>;
|
|
|
|
/**
|
|
* @return The width of the bitmap.
|
|
*/
|
|
fn getWidth(&self) -> usize;
|
|
|
|
/**
|
|
* @return The height of the bitmap.
|
|
*/
|
|
fn getHeight(&self) -> usize;
|
|
|
|
/**
|
|
* @return Whether this subclass supports cropping.
|
|
*/
|
|
fn isCropSupported(&self) -> bool {
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* Returns a new object with cropped image data. Implementations may keep a reference to the
|
|
* original data rather than a copy. Only callable if isCropSupported() is true.
|
|
*
|
|
* @param left The left coordinate, which must be in [0,getWidth())
|
|
* @param top The top coordinate, which must be in [0,getHeight())
|
|
* @param width The width of the rectangle to crop.
|
|
* @param height The height of the rectangle to crop.
|
|
* @return A cropped version of this object.
|
|
*/
|
|
fn crop(
|
|
&self,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
) -> Result<Box<dyn LuminanceSource>, Exceptions> {
|
|
return Err(Exceptions::UnsupportedOperationException(
|
|
"This luminance source does not support cropping.".to_owned(),
|
|
));
|
|
}
|
|
|
|
/**
|
|
* @return Whether this subclass supports counter-clockwise rotation.
|
|
*/
|
|
fn isRotateSupported(&self) -> bool {
|
|
return false;
|
|
}
|
|
|
|
/**
|
|
* @return a wrapper of this {@code LuminanceSource} which inverts the luminances it returns -- black becomes
|
|
* white and vice versa, and each value becomes (255-value).
|
|
*/
|
|
fn invert(&mut self); /* {
|
|
return InvertedLuminanceSource::new_with_delegate(self);
|
|
}*/
|
|
|
|
/**
|
|
* Returns a new object with rotated image data by 90 degrees counterclockwise.
|
|
* Only callable if {@link #isRotateSupported()} is true.
|
|
*
|
|
* @return A rotated version of this object.
|
|
*/
|
|
fn rotateCounterClockwise(&self) -> Result<Box<dyn LuminanceSource>, Exceptions> {
|
|
return Err(Exceptions::UnsupportedOperationException(
|
|
"This luminance source does not support rotation by 90 degrees.".to_owned(),
|
|
));
|
|
}
|
|
|
|
/**
|
|
* Returns a new object with rotated image data by 45 degrees counterclockwise.
|
|
* Only callable if {@link #isRotateSupported()} is true.
|
|
*
|
|
* @return A rotated version of this object.
|
|
*/
|
|
fn rotateCounterClockwise45(&self) -> Result<Box<dyn LuminanceSource>, Exceptions> {
|
|
return Err(Exceptions::UnsupportedOperationException(
|
|
"This luminance source does not support rotation by 45 degrees.".to_owned(),
|
|
));
|
|
}
|
|
|
|
fn invert_block_of_bytes(&self, vec_to_invert: Vec<u8>) -> Vec<u8> {
|
|
let mut iv = vec_to_invert.clone();
|
|
for itm in iv.iter_mut() {
|
|
let z = *itm;
|
|
*itm = 255 - (z & 0xFF);
|
|
}
|
|
iv
|
|
}
|
|
|
|
/*
|
|
@Override
|
|
public final String toString() {
|
|
byte[] row = new byte[width];
|
|
StringBuilder result = new StringBuilder(height * (width + 1));
|
|
for (int y = 0; y < height; y++) {
|
|
row = getRow(y, row);
|
|
for (int x = 0; x < width; x++) {
|
|
int luminance = row[x] & 0xFF;
|
|
char c;
|
|
if (luminance < 0x40) {
|
|
c = '#';
|
|
} else if (luminance < 0x80) {
|
|
c = '+';
|
|
} else if (luminance < 0xC0) {
|
|
c = '.';
|
|
} else {
|
|
c = ' ';
|
|
}
|
|
result.append(c);
|
|
}
|
|
result.append('\n');
|
|
}
|
|
return result.toString();
|
|
}*/
|
|
}
|
|
|
|
// /*
|
|
// * Copyright 2013 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.
|
|
// */
|
|
// //package com.google.zxing;
|
|
|
|
// /**
|
|
// * A wrapper implementation of {@link LuminanceSource} which inverts the luminances it returns -- black becomes
|
|
// * white and vice versa, and each value becomes (255-value).
|
|
// *
|
|
// * @author Sean Owen
|
|
// */
|
|
// pub struct InvertedLuminanceSource {
|
|
// width: usize,
|
|
// height: usize,
|
|
// delegate: Box<dyn LuminanceSource>,
|
|
// }
|
|
|
|
// impl InvertedLuminanceSource {
|
|
// pub fn new_with_delegate(delegate: Box<dyn LuminanceSource>) -> Self {
|
|
// Self {
|
|
// width: delegate.getWidth(),
|
|
// height: delegate.getHeight(),
|
|
// delegate,
|
|
// }
|
|
// }
|
|
// }
|
|
|
|
// impl LuminanceSource for InvertedLuminanceSource {
|
|
// fn getRow(&self, y: usize, row: &Vec<u8>) -> Vec<u8> {
|
|
// let mut new_row = self.delegate.getRow(y, row);
|
|
// let width = self.getWidth();
|
|
// for i in 0..width {
|
|
// //for (int i = 0; i < width; i++) {
|
|
// new_row[i] = 255 - (new_row[i] & 0xFF);
|
|
// }
|
|
// return new_row;
|
|
// }
|
|
|
|
// fn getMatrix(&self) -> Vec<u8> {
|
|
// let matrix = self.delegate.getMatrix();
|
|
// let length = self.getWidth() * self.getHeight();
|
|
// let mut invertedMatrix = Vec::with_capacity(length);
|
|
// for i in 0..length {
|
|
// //for (int i = 0; i < length; i++) {
|
|
// invertedMatrix[i] = 255 - (matrix[i] & 0xFF);
|
|
// }
|
|
// return invertedMatrix;
|
|
// }
|
|
|
|
// fn getWidth(&self) -> usize {
|
|
// self.width
|
|
// }
|
|
|
|
// fn getHeight(&self) -> usize {
|
|
// self.height
|
|
// }
|
|
|
|
// fn isCropSupported(&self) -> bool {
|
|
// return self.delegate.isCropSupported();
|
|
// }
|
|
|
|
// fn crop(
|
|
// &self,
|
|
// left: usize,
|
|
// top: usize,
|
|
// width: usize,
|
|
// height: usize,
|
|
// ) -> Result<Box<dyn LuminanceSource>, UnsupportedOperationException> {
|
|
// let crop = self.delegate.crop(left, top, width, height)?;
|
|
// return Ok(Box::new(InvertedLuminanceSource::new_with_delegate(crop)));
|
|
// }
|
|
|
|
// fn isRotateSupported(&self) -> bool {
|
|
// return self.delegate.isRotateSupported();
|
|
// }
|
|
|
|
// /**
|
|
// * @return original delegate {@link LuminanceSource} since invert undoes itself
|
|
// */
|
|
// fn invert(&self) -> Box<dyn LuminanceSource> {
|
|
// return self.delegate;
|
|
// }
|
|
|
|
// fn rotateCounterClockwise(
|
|
// &self,
|
|
// ) -> Result<Box<dyn LuminanceSource>, UnsupportedOperationException> {
|
|
// let rot = self.delegate.rotateCounterClockwise()?;
|
|
// return Ok(Box::new(InvertedLuminanceSource::new_with_delegate(rot)));
|
|
// }
|
|
|
|
// fn rotateCounterClockwise45(
|
|
// &self,
|
|
// ) -> Result<Box<dyn LuminanceSource>, UnsupportedOperationException> {
|
|
// let rot_45 = self.delegate.rotateCounterClockwise45()?;
|
|
// return Ok(Box::new(InvertedLuminanceSource::new_with_delegate(rot_45)));
|
|
// }
|
|
// }
|
|
|
|
/*
|
|
* Copyright 2009 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
const THUMBNAIL_SCALE_FACTOR: usize = 2;
|
|
|
|
/**
|
|
* This object extends LuminanceSource around an array of YUV data returned from the camera driver,
|
|
* with the option to crop to a rectangle within the full data. This can be used to exclude
|
|
* superfluous pixels around the perimeter and speed up decoding.
|
|
*
|
|
* It works for any pixel format where the Y channel is planar and appears first, including
|
|
* YCbCr_420_SP and YCbCr_422_SP.
|
|
*
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
*/
|
|
#[derive(Debug, Clone)]
|
|
pub struct PlanarYUVLuminanceSource {
|
|
yuv_data: Vec<u8>,
|
|
data_width: usize,
|
|
data_height: usize,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
invert: bool,
|
|
}
|
|
|
|
impl PlanarYUVLuminanceSource {
|
|
pub fn new_with_all(
|
|
yuv_data: Vec<u8>,
|
|
data_width: usize,
|
|
data_height: usize,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
reverse_horizontal: bool,
|
|
inverted: bool,
|
|
) -> Result<Self, Exceptions> {
|
|
if left + width > data_width || top + height > data_height {
|
|
return Err(Exceptions::IllegalArgumentException(
|
|
"Crop rectangle does not fit within image data.".to_owned(),
|
|
));
|
|
}
|
|
|
|
let mut new_s: Self = Self {
|
|
yuv_data,
|
|
data_width,
|
|
data_height,
|
|
left,
|
|
top,
|
|
width,
|
|
height,
|
|
invert: inverted,
|
|
};
|
|
|
|
if reverse_horizontal {
|
|
new_s.reverseHorizontal(width, height);
|
|
}
|
|
|
|
Ok(new_s)
|
|
}
|
|
|
|
pub fn renderThumbnail(&self) -> Vec<u8> {
|
|
let width = self.getWidth() / THUMBNAIL_SCALE_FACTOR;
|
|
let height = self.getHeight() / THUMBNAIL_SCALE_FACTOR;
|
|
let mut pixels = vec![0; width * height];
|
|
let yuv = &self.yuv_data;
|
|
let mut input_offset = self.top * self.data_width + self.left;
|
|
|
|
for y in 0..height {
|
|
//for (int y = 0; y < height; y++) {
|
|
let output_offset = y * width;
|
|
for x in 0..width {
|
|
//for (int x = 0; x < width; x++) {
|
|
let grey = yuv[input_offset + x * THUMBNAIL_SCALE_FACTOR] & 0xff;
|
|
pixels[output_offset + x] = (0xFF000000 | (grey as u32 * 0x00010101)) as u8;
|
|
}
|
|
input_offset += self.data_width * THUMBNAIL_SCALE_FACTOR;
|
|
}
|
|
return pixels;
|
|
}
|
|
|
|
/**
|
|
* @return width of image from {@link #renderThumbnail()}
|
|
*/
|
|
pub fn getThumbnailWidth(&self) -> usize {
|
|
return self.getWidth() / THUMBNAIL_SCALE_FACTOR;
|
|
}
|
|
|
|
/**
|
|
* @return height of image from {@link #renderThumbnail()}
|
|
*/
|
|
pub fn getThumbnailHeight(&self) -> usize {
|
|
return self.getHeight() / THUMBNAIL_SCALE_FACTOR;
|
|
}
|
|
|
|
fn reverseHorizontal(&mut self, width: usize, height: usize) {
|
|
//let mut yuvData = self.yuvData;
|
|
let mut rowStart = self.top * self.data_width + self.left;
|
|
for _y in 0..height {
|
|
let middle = rowStart + width / 2;
|
|
let mut x2 = rowStart + width - 1;
|
|
for x1 in rowStart..middle {
|
|
//for (int x1 = rowStart, x2 = rowStart + width - 1; x1 < middle; x1++, x2--) {
|
|
let temp = self.yuv_data[x1];
|
|
self.yuv_data[x1] = self.yuv_data[x2];
|
|
self.yuv_data[x2] = temp;
|
|
x2 -= 1;
|
|
}
|
|
rowStart += self.data_width;
|
|
}
|
|
//self.yuvData = yuvData;
|
|
/*for (int y = 0, rowStart = top * dataWidth + left; y < height; y++, rowStart += dataWidth) {
|
|
let middle = rowStart + width / 2;
|
|
for (int x1 = rowStart, x2 = rowStart + width - 1; x1 < middle; x1++, x2--) {
|
|
let temp = yuvData[x1];
|
|
yuvData[x1] = yuvData[x2];
|
|
yuvData[x2] = temp;
|
|
}
|
|
}*/
|
|
}
|
|
}
|
|
|
|
impl LuminanceSource for PlanarYUVLuminanceSource {
|
|
fn getRow(&self, y: usize, row: &Vec<u8>) -> Vec<u8> {
|
|
if y >= self.getHeight() {
|
|
//throw new IllegalArgumentException("Requested row is outside the image: " + y);
|
|
panic!("Requested row is outside the image: {}", y);
|
|
}
|
|
let width = self.getWidth();
|
|
|
|
let offset = (y + self.top) * self.data_width + self.left;
|
|
|
|
let mut row = if row.len() >= width {
|
|
row.to_vec()
|
|
} else {
|
|
vec![0; width]
|
|
};
|
|
|
|
row[..width].clone_from_slice(&self.yuv_data[offset..width + offset]);
|
|
//System.arraycopy(yuvData, offset, row, 0, width);
|
|
if self.invert {
|
|
row = self.invert_block_of_bytes(row);
|
|
}
|
|
return row;
|
|
}
|
|
|
|
fn getMatrix(&self) -> Vec<u8> {
|
|
let width = self.getWidth();
|
|
let height = self.getHeight();
|
|
|
|
// If the caller asks for the entire underlying image, save the copy and give them the
|
|
// original data. The docs specifically warn that result.length must be ignored.
|
|
if width == self.data_width && height == self.data_height {
|
|
let mut v = self.yuv_data.clone();
|
|
if self.invert {
|
|
v = self.invert_block_of_bytes(v);
|
|
}
|
|
return v;
|
|
}
|
|
|
|
let area = width * height;
|
|
let mut matrix = vec![0; area];
|
|
let mut inputOffset = self.top * self.data_width + self.left;
|
|
|
|
// If the width matches the full width of the underlying data, perform a single copy.
|
|
if width == self.data_width {
|
|
matrix[0..area].clone_from_slice(&self.yuv_data[inputOffset..area]);
|
|
//System.arraycopy(yuvData, inputOffset, matrix, 0, area);
|
|
if self.invert {
|
|
matrix = self.invert_block_of_bytes(matrix);
|
|
}
|
|
return matrix;
|
|
}
|
|
|
|
// Otherwise copy one cropped row at a time.
|
|
for y in 0..height {
|
|
//for (int y = 0; y < height; y++) {
|
|
let outputOffset = y * width;
|
|
matrix[outputOffset..outputOffset + width]
|
|
.clone_from_slice(&self.yuv_data[inputOffset..inputOffset + width]);
|
|
//System.arraycopy(yuvData, inputOffset, matrix, outputOffset, width);
|
|
inputOffset += self.data_width;
|
|
}
|
|
|
|
if self.invert {
|
|
matrix = self.invert_block_of_bytes(matrix);
|
|
}
|
|
|
|
return matrix;
|
|
}
|
|
|
|
fn getWidth(&self) -> usize {
|
|
self.width
|
|
}
|
|
|
|
fn getHeight(&self) -> usize {
|
|
self.height
|
|
}
|
|
|
|
fn isCropSupported(&self) -> bool {
|
|
return true;
|
|
}
|
|
|
|
fn crop(
|
|
&self,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
) -> Result<Box<dyn LuminanceSource>, Exceptions> {
|
|
match PlanarYUVLuminanceSource::new_with_all(
|
|
self.yuv_data.clone(),
|
|
self.data_width,
|
|
self.data_height,
|
|
self.left + left,
|
|
self.top + top,
|
|
width,
|
|
height,
|
|
false,
|
|
self.invert,
|
|
) {
|
|
Ok(new) => Ok(Box::new(new)),
|
|
Err(_err) => Err(Exceptions::UnsupportedOperationException("".to_owned())),
|
|
}
|
|
}
|
|
|
|
fn isRotateSupported(&self) -> bool {
|
|
return false;
|
|
}
|
|
|
|
fn invert(&mut self) {
|
|
self.invert = !self.invert;
|
|
}
|
|
}
|
|
|
|
/*
|
|
* Copyright 2009 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.
|
|
*/
|
|
|
|
//package com.google.zxing;
|
|
|
|
/**
|
|
* This class is used to help decode images from files which arrive as RGB data from
|
|
* an ARGB pixel array. It does not support rotation.
|
|
*
|
|
* @author dswitkin@google.com (Daniel Switkin)
|
|
* @author Betaminos
|
|
*/
|
|
#[derive(Debug, Clone)]
|
|
pub struct RGBLuminanceSource {
|
|
luminances: Vec<u8>,
|
|
dataWidth: usize,
|
|
dataHeight: usize,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
invert: bool,
|
|
}
|
|
|
|
impl LuminanceSource for RGBLuminanceSource {
|
|
fn getRow(&self, y: usize, row: &Vec<u8>) -> Vec<u8> {
|
|
if y >= self.getHeight() {
|
|
panic!("Requested row is outside the image: {}", y);
|
|
}
|
|
let width = self.getWidth();
|
|
|
|
let offset = (y + self.top) * self.dataWidth + self.left;
|
|
|
|
let mut row = if row.len() >= width {
|
|
row.to_vec()
|
|
} else {
|
|
vec![0; width]
|
|
};
|
|
|
|
row[..width].clone_from_slice(&self.luminances[offset..offset + width]);
|
|
//System.arraycopy(self.luminances, offset, row, 0, width);
|
|
if self.invert {
|
|
row = self.invert_block_of_bytes(row);
|
|
}
|
|
return row;
|
|
}
|
|
|
|
fn getMatrix(&self) -> Vec<u8> {
|
|
let width = self.getWidth();
|
|
let height = self.getHeight();
|
|
|
|
// If the caller asks for the entire underlying image, save the copy and give them the
|
|
// original data. The docs specifically warn that result.length must be ignored.
|
|
if width == self.dataWidth && height == self.dataHeight {
|
|
let mut z = self.luminances.clone();
|
|
if self.invert {
|
|
z = self.invert_block_of_bytes(z);
|
|
}
|
|
return z;
|
|
}
|
|
|
|
let area = width * height;
|
|
let mut matrix = vec![0; area];
|
|
let mut inputOffset = self.top * self.dataWidth + self.left;
|
|
|
|
// If the width matches the full width of the underlying data, perform a single copy.
|
|
if width == self.dataWidth {
|
|
matrix[..area].clone_from_slice(&self.luminances[inputOffset..area + inputOffset]);
|
|
//System.arraycopy(self.luminances, inputOffset, matrix, 0, area);
|
|
if self.invert {
|
|
matrix = self.invert_block_of_bytes(matrix);
|
|
}
|
|
return matrix;
|
|
}
|
|
|
|
// Otherwise copy one cropped row at a time.
|
|
for y in 0..height {
|
|
//for (int y = 0; y < height; y++) {
|
|
let outputOffset = y * width;
|
|
matrix[outputOffset..width + outputOffset]
|
|
.clone_from_slice(&self.luminances[inputOffset..width + inputOffset]);
|
|
//System.arraycopy(luminances, inputOffset, matrix, outputOffset, width);
|
|
inputOffset += self.dataWidth;
|
|
}
|
|
|
|
if self.invert {
|
|
matrix = self.invert_block_of_bytes(matrix);
|
|
}
|
|
return matrix;
|
|
}
|
|
|
|
fn getWidth(&self) -> usize {
|
|
self.width
|
|
}
|
|
|
|
fn getHeight(&self) -> usize {
|
|
self.height
|
|
}
|
|
|
|
fn isCropSupported(&self) -> bool {
|
|
return true;
|
|
}
|
|
|
|
fn crop(
|
|
&self,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
) -> Result<Box<dyn LuminanceSource>, Exceptions> {
|
|
match RGBLuminanceSource::new_complex(
|
|
&self.luminances,
|
|
self.dataWidth,
|
|
self.dataHeight,
|
|
self.left + left,
|
|
self.top + top,
|
|
width,
|
|
height,
|
|
) {
|
|
Ok(crop) => Ok(Box::new(crop)),
|
|
Err(_error) => Err(Exceptions::UnsupportedOperationException("".to_owned())),
|
|
}
|
|
}
|
|
|
|
fn invert(&mut self) {
|
|
self.invert = !self.invert;
|
|
}
|
|
}
|
|
|
|
impl RGBLuminanceSource {
|
|
pub fn new_with_width_height_pixels(width: usize, height: usize, pixels: &Vec<u32>) -> Self {
|
|
//super(width, height);
|
|
|
|
let dataWidth = width;
|
|
let dataHeight = height;
|
|
let left = 0;
|
|
let top = 0;
|
|
|
|
// In order to measure pure decoding speed, we convert the entire image to a greyscale array
|
|
// up front, which is the same as the Y channel of the YUVLuminanceSource in the real app.
|
|
//
|
|
// Total number of pixels suffices, can ignore shape
|
|
let size = width * height;
|
|
let mut luminances: Vec<u8> = vec![0; size];
|
|
for offset in 0..size {
|
|
//for (int offset = 0; offset < size; offset++) {
|
|
let pixel = pixels[offset];
|
|
let r = (pixel >> 16) & 0xff; // red
|
|
let g2 = (pixel >> 7) & 0x1fe; // 2 * green
|
|
let b = pixel & 0xff; // blue
|
|
// Calculate green-favouring average cheaply
|
|
luminances[offset] = ((r + g2 + b) / 4).try_into().unwrap();
|
|
}
|
|
Self {
|
|
luminances,
|
|
dataWidth,
|
|
dataHeight,
|
|
left: left,
|
|
top: top,
|
|
width,
|
|
height,
|
|
invert: false,
|
|
}
|
|
}
|
|
|
|
fn new_complex(
|
|
pixels: &Vec<u8>,
|
|
data_width: usize,
|
|
data_height: usize,
|
|
left: usize,
|
|
top: usize,
|
|
width: usize,
|
|
height: usize,
|
|
) -> Result<Self, Exceptions> {
|
|
if left + width > data_width || top + height > data_height {
|
|
return Err(Exceptions::IllegalArgumentException(
|
|
"Crop rectangle does not fit within image data.".to_owned(),
|
|
));
|
|
}
|
|
Ok(Self {
|
|
luminances: pixels.clone(),
|
|
dataWidth: data_width,
|
|
dataHeight: data_height,
|
|
left,
|
|
top,
|
|
width,
|
|
height,
|
|
invert: false,
|
|
})
|
|
}
|
|
}
|