build

- pdfbox is no longer a transitive dependency to avoid down stream dependency hell issues
- pdfbox version updated

Author: lessthanoptimal

applications/build.gradle

@@ -13,6 +13,7 @@ dependencies {
 
 	api "args4j:args4j:$args4j_version"
 	implementation("commons-io:commons-io:$commons_io_version")
+    implementation("org.apache.pdfbox:pdfbox:$pdfbox_version")
 }
 
 // Create a jar which contains all the applications

applications/src/main/java/boofcv/app/CameraCalibrationMono.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023, Peter Abeles. All Rights Reserved.
+ * Copyright (c) 2025, Peter Abeles. All Rights Reserved.
  *
  * This file is part of BoofCV (http://boofcv.org).
  *
@@ -42,11 +42,11 @@
 import boofcv.struct.image.GrayF32;
 import com.github.sarxos.webcam.Webcam;
 import org.apache.commons.io.FilenameUtils;
-import org.apache.pdfbox.util.Charsets;
 
 import javax.swing.*;
 import java.awt.image.BufferedImage;
 import java.io.*;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Locale;
@@ -571,7 +571,7 @@ public void handleDirectory() {
 
 			// Save calibration statistics to disk
 			if (outputDirectory != null) {
-				try (var out = new PrintWriter(new File(outputDirectory, "calibration_metrics.txt"), Charsets.UTF_8)) {
+				try (var out = new PrintWriter(new File(outputDirectory, "calibration_metrics.txt"), StandardCharsets.UTF_8)) {
 					out.println(metricText);
 				} catch (IOException e) {
 					throw new UncheckedIOException(e);

applications/src/main/java/boofcv/app/CameraCalibrationStereo.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (c) 2023, Peter Abeles. All Rights Reserved.
+ * Copyright (c) 2025, Peter Abeles. All Rights Reserved.
  *
  * This file is part of BoofCV (http://boofcv.org).
  *
@@ -39,7 +39,6 @@
 import boofcv.struct.calib.StereoParameters;
 import boofcv.struct.image.GrayF32;
 import boofcv.struct.image.ImageDimension;
-import org.apache.pdfbox.util.Charsets;
 import org.kohsuke.args4j.CmdLineException;
 import org.kohsuke.args4j.CmdLineParser;
 import org.kohsuke.args4j.Option;
@@ -50,6 +49,7 @@
 import java.io.IOException;
 import java.io.PrintWriter;
 import java.io.UncheckedIOException;
+import java.nio.charset.StandardCharsets;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.Objects;
@@ -324,7 +324,7 @@ void process() {
 			System.out.println(metricText);
 
 		if (saveMetrics) {
-			try (var out = new PrintWriter(new File(outputDir, "calibration_metrics.txt"), Charsets.UTF_8)) {
+			try (var out = new PrintWriter(new File(outputDir, "calibration_metrics.txt"), StandardCharsets.UTF_8)) {
 				out.println(metricText);
 			} catch (IOException e) {
 				throw new UncheckedIOException(e);

build.gradle

@@ -37,6 +37,7 @@ project.ext.jetnull_version = '23.0.0'
 project.ext.jsr250_version = '1.0'
 project.ext.jsr305_version = '3.0.2'
 project.ext.trove4j_version = '3.0.3'
+project.ext.pdfbox_version = '2.0.34'
 
 if (!project.hasProperty('ossrhUsername')) {
     ext.ossrhUsername = "dummy"

integration/boofcv-pdf/build.gradle

@@ -2,5 +2,5 @@ dependencies {
 	api project(':main:boofcv-io')
 	api project(':main:boofcv-recognition')
 
-	api group: 'org.apache.pdfbox', name: 'pdfbox', version: '2.0.24'
+    implementation("org.apache.pdfbox:pdfbox:$pdfbox_version")
 }