Java doc: Terminology tweaks

- "function" = "method"
- "decompression and transform functions" = "decompression and transform
  operations" (for consistency with the 2.1.x documentation)
- "return an error" = "throw an error"
- "ceil()" = "Math.ceil()"

java/doc/index-all.html

@@ -170,7 +170,7 @@ $('.navPadding').css('padding-top', $('.fixedNav').css("height"));
 </dd>
 <dt><span class="memberNameLink"><a href="org/libjpegturbo/turbojpeg/TJCustomFilter.html#customFilter(java.nio.ShortBuffer,java.awt.Rectangle,java.awt.Rectangle,int,int,org.libjpegturbo.turbojpeg.TJTransform)">customFilter(ShortBuffer, Rectangle, Rectangle, int, int, TJTransform)</a></span> - Method in interface org.libjpegturbo.turbojpeg.<a href="org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a></dt>
 <dd>
-<div class="block">A callback function that can be used to modify the DCT coefficients after
+<div class="block">A callback method that can be used to modify the DCT coefficients after
  they are losslessly transformed but before they are transcoded to a new
  JPEG image.</div>
 </dd>

java/doc/org/libjpegturbo/turbojpeg/TJ.html

@@ -1567,7 +1567,7 @@ extends java.lang.Object</pre>
  transformation]
 
  <p>Setting this parameter will cause the decompression and transform
- functions to return an error if the number of scans in a progressive JPEG
+ operations to throw an error if the number of scans in a progressive JPEG
  image exceeds the specified limit.  The primary purpose of this is to
  allow security-critical applications to guard against an exploit of the
  progressive JPEG format described in
@@ -1576,7 +1576,7 @@ extends java.lang.Object</pre>
  <p><b>Value</b>
  <ul>
  <li> maximum number of progressive JPEG scans that the decompression and
- transform functions will process <i>[default: <code>0</code> (no
+ transform operations will process <i>[default: <code>0</code> (no
  limit)]</i>
  </ul></div>
 <dl>

java/doc/org/libjpegturbo/turbojpeg/TJCustomFilter.html

@@ -153,7 +153,7 @@ $('.navPadding').css('padding-top', $('.fixedNav').css("height"));
             int transformID,
             <a href="TJTransform.html" title="class in org.libjpegturbo.turbojpeg">TJTransform</a>&nbsp;transform)</code></th>
 <td class="colLast">
-<div class="block">A callback function that can be used to modify the DCT coefficients after
+<div class="block">A callback method that can be used to modify the DCT coefficients after
  they are losslessly transformed but before they are transcoded to a new
  JPEG image.</div>
 </td>
@@ -188,7 +188,7 @@ $('.navPadding').css('padding-top', $('.fixedNav').css("height"));
                   int&nbsp;transformID,
                   <a href="TJTransform.html" title="class in org.libjpegturbo.turbojpeg">TJTransform</a>&nbsp;transform)
            throws <a href="TJException.html" title="class in org.libjpegturbo.turbojpeg">TJException</a></pre>
-<div class="block">A callback function that can be used to modify the DCT coefficients after
+<div class="block">A callback method that can be used to modify the DCT coefficients after
  they are losslessly transformed but before they are transcoded to a new
  JPEG image.  This allows for custom filters or other transformations to be
  applied in the frequency domain.</div>
@@ -197,12 +197,12 @@ $('.navPadding').css('padding-top', $('.fixedNav').css("height"));
 <dd><code>coeffBuffer</code> - a buffer containing transformed DCT coefficients.
  (NOTE: this buffer is not guaranteed to be valid once the callback
  returns, so applications wishing to hand off the DCT coefficients to
- another function or library should make a copy of them within the body of
- the callback.)</dd>
+ another method should make a copy of them within the body of the
+ callback.)</dd>
 <dd><code>bufferRegion</code> - rectangle containing the width and height of
  <code>coeffBuffer</code> as well as its offset relative to the component
  plane.  TurboJPEG implementations may choose to split each component plane
- into multiple DCT coefficient buffers and call the callback function once
+ into multiple DCT coefficient buffers and call the callback method once
  for each buffer.</dd>
 <dd><code>planeRegion</code> - rectangle containing the width and height of the
  component plane to which <code>coeffBuffer</code> belongs</dd>

java/doc/org/libjpegturbo/turbojpeg/TJScalingFactor.html

@@ -299,9 +299,9 @@ extends java.lang.Object</pre>
 <li class="blockList">
 <h4>getScaled</h4>
 <pre class="methodSignature">public&nbsp;int&nbsp;getScaled&#8203;(int&nbsp;dimension)</pre>
-<div class="block">Returns the scaled value of <code>dimension</code>.  This function
- performs the integer equivalent of
- <code>ceil(dimension * scalingFactor)</code>.</div>
+<div class="block">Returns the scaled value of <code>dimension</code>.  This method performs
+ the integer equivalent of
+ <code>Math.ceil(dimension * scalingFactor)</code>.</div>
 <dl>
 <dt><span class="paramLabel">Parameters:</span></dt>
 <dd><code>dimension</code> - width or height to multiply by this scaling factor</dd>

java/org/libjpegturbo/turbojpeg/TJ.java

@@ -581,7 +581,7 @@ public final class TJ {
    * transformation]
    *
    * <p>Setting this parameter will cause the decompression and transform
-   * functions to return an error if the number of scans in a progressive JPEG
+   * operations to throw an error if the number of scans in a progressive JPEG
    * image exceeds the specified limit.  The primary purpose of this is to
    * allow security-critical applications to guard against an exploit of the
    * progressive JPEG format described in
@@ -590,7 +590,7 @@ public final class TJ {
    * <p><b>Value</b>
    * <ul>
    * <li> maximum number of progressive JPEG scans that the decompression and
-   * transform functions will process <i>[default: <code>0</code> (no
+   * transform operations will process <i>[default: <code>0</code> (no
    * limit)]</i>
    * </ul>
    *

java/org/libjpegturbo/turbojpeg/TJCustomFilter.java

@@ -37,7 +37,7 @@ import java.nio.*;
 public interface TJCustomFilter {
 
   /**
-   * A callback function that can be used to modify the DCT coefficients after
+   * A callback method that can be used to modify the DCT coefficients after
    * they are losslessly transformed but before they are transcoded to a new
    * JPEG image.  This allows for custom filters or other transformations to be
    * applied in the frequency domain.
@@ -45,13 +45,13 @@ public interface TJCustomFilter {
    * @param coeffBuffer a buffer containing transformed DCT coefficients.
    * (NOTE: this buffer is not guaranteed to be valid once the callback
    * returns, so applications wishing to hand off the DCT coefficients to
-   * another function or library should make a copy of them within the body of
-   * the callback.)
+   * another method should make a copy of them within the body of the
+   * callback.)
    *
    * @param bufferRegion rectangle containing the width and height of
    * <code>coeffBuffer</code> as well as its offset relative to the component
    * plane.  TurboJPEG implementations may choose to split each component plane
-   * into multiple DCT coefficient buffers and call the callback function once
+   * into multiple DCT coefficient buffers and call the callback method once
    * for each buffer.
    *
    * @param planeRegion rectangle containing the width and height of the

java/org/libjpegturbo/turbojpeg/TJScalingFactor.java

@@ -1,5 +1,5 @@
 /*
- * Copyright (C)2011, 2018 D. R. Commander.  All Rights Reserved.
+ * Copyright (C)2011, 2018, 2023 D. R. Commander.  All Rights Reserved.
  * Copyright (C)2015 Viktor Szathmáry.  All Rights Reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -67,9 +67,9 @@ public class TJScalingFactor {
   }
 
   /**
-   * Returns the scaled value of <code>dimension</code>.  This function
-   * performs the integer equivalent of
-   * <code>ceil(dimension * scalingFactor)</code>.
+   * Returns the scaled value of <code>dimension</code>.  This method performs
+   * the integer equivalent of
+   * <code>Math.ceil(dimension * scalingFactor)</code>.
    *
    * @param dimension width or height to multiply by this scaling factor
    *