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Issue 1934113002: Update libjpeg_turbo to 1.4.90 from https://github.com/libjpeg-turbo/ (Closed) Base URL: https://chromium.googlesource.com/chromium/deps/libjpeg_turbo.git@master
Patch Set: Created 4 years, 7 months ago
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1 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.or g/TR/html4/loose.dtd">
2 <!-- NewPage -->
3 <html lang="en">
4 <head>
5 <title>TJTransform</title>
6 <link rel="stylesheet" type="text/css" href="../../../stylesheet.css" title="Sty le">
7 </head>
8 <body>
9 <script type="text/javascript"><!--
10 if (location.href.indexOf('is-external=true') == -1) {
11 parent.document.title="TJTransform";
12 }
13 //-->
14 </script>
15 <noscript>
16 <div>JavaScript is disabled on your browser.</div>
17 </noscript>
18 <!-- ========= START OF TOP NAVBAR ======= -->
19 <div class="topNav"><a name="navbar_top">
20 <!-- -->
21 </a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar _top_firstrow">
22 <!-- -->
23 </a>
24 <ul class="navList" title="Navigation">
25 <li><a href="../../../org/libjpegturbo/turbojpeg/package-summary.html">Package</ a></li>
26 <li class="navBarCell1Rev">Class</li>
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28 <li><a href="../../../deprecated-list.html">Deprecated</a></li>
29 <li><a href="../../../index-all.html">Index</a></li>
30 <li><a href="../../../help-doc.html">Help</a></li>
31 </ul>
32 </div>
33 <div class="subNav">
34 <ul class="navList">
35 <li><a href="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="cl ass in org.libjpegturbo.turbojpeg"><span class="strong">Prev Class</span></a></l i>
36 <li><a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html" title="clas s in org.libjpegturbo.turbojpeg"><span class="strong">Next Class</span></a></li>
37 </ul>
38 <ul class="navList">
39 <li><a href="../../../index.html?org/libjpegturbo/turbojpeg/TJTransform.html" ta rget="_top">Frames</a></li>
40 <li><a href="TJTransform.html" target="_top">No Frames</a></li>
41 </ul>
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43 <li><a href="../../../allclasses-noframe.html">All Classes</a></li>
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53 }
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55 </script>
56 </div>
57 <div>
58 <ul class="subNavList">
59 <li>Summary:&nbsp;</li>
60 <li><a href="#nested_classes_inherited_from_class_java.awt.geom.Rectangle2D">Nes ted</a>&nbsp;|&nbsp;</li>
61 <li><a href="#field_summary">Field</a>&nbsp;|&nbsp;</li>
62 <li><a href="#constructor_summary">Constr</a>&nbsp;|&nbsp;</li>
63 <li><a href="#methods_inherited_from_class_java.awt.Rectangle">Method</a></li>
64 </ul>
65 <ul class="subNavList">
66 <li>Detail:&nbsp;</li>
67 <li><a href="#field_detail">Field</a>&nbsp;|&nbsp;</li>
68 <li><a href="#constructor_detail">Constr</a>&nbsp;|&nbsp;</li>
69 <li>Method</li>
70 </ul>
71 </div>
72 <a name="skip-navbar_top">
73 <!-- -->
74 </a></div>
75 <!-- ========= END OF TOP NAVBAR ========= -->
76 <!-- ======== START OF CLASS DATA ======== -->
77 <div class="header">
78 <div class="subTitle">org.libjpegturbo.turbojpeg</div>
79 <h2 title="Class TJTransform" class="title">Class TJTransform</h2>
80 </div>
81 <div class="contentContainer">
82 <ul class="inheritance">
83 <li>java.lang.Object</li>
84 <li>
85 <ul class="inheritance">
86 <li>java.awt.geom.RectangularShape</li>
87 <li>
88 <ul class="inheritance">
89 <li>java.awt.geom.Rectangle2D</li>
90 <li>
91 <ul class="inheritance">
92 <li>java.awt.Rectangle</li>
93 <li>
94 <ul class="inheritance">
95 <li>org.libjpegturbo.turbojpeg.TJTransform</li>
96 </ul>
97 </li>
98 </ul>
99 </li>
100 </ul>
101 </li>
102 </ul>
103 </li>
104 </ul>
105 <div class="description">
106 <ul class="blockList">
107 <li class="blockList">
108 <dl>
109 <dt>All Implemented Interfaces:</dt>
110 <dd>java.awt.Shape, java.io.Serializable, java.lang.Cloneable</dd>
111 </dl>
112 <hr>
113 <br>
114 <pre>public class <span class="strong">TJTransform</span>
115 extends java.awt.Rectangle</pre>
116 <div class="block">Lossless transform parameters</div>
117 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../serializ ed-form.html#org.libjpegturbo.turbojpeg.TJTransform">Serialized Form</a></dd></d l>
118 </li>
119 </ul>
120 </div>
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130 <ul class="blockList">
131 <li class="blockList"><a name="nested_classes_inherited_from_class_java.awt.geom .Rectangle2D">
132 <!-- -->
133 </a>
134 <h3>Nested classes/interfaces inherited from class&nbsp;java.awt.geom.Rectangle2 D</h3>
135 <code>java.awt.geom.Rectangle2D.Double, java.awt.geom.Rectangle2D.Float</code></ li>
136 </ul>
137 </li>
138 </ul>
139 <!-- =========== FIELD SUMMARY =========== -->
140 <ul class="blockList">
141 <li class="blockList"><a name="field_summary">
142 <!-- -->
143 </a>
144 <h3>Field Summary</h3>
145 <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summar y="Field Summary table, listing fields, and an explanation">
146 <caption><span>Fields</span><span class="tabEnd">&nbsp;</span></caption>
147 <tr>
148 <th class="colFirst" scope="col">Modifier and Type</th>
149 <th class="colLast" scope="col">Field and Description</th>
150 </tr>
151 <tr class="altColor">
152 <td class="colFirst"><code><a href="../../../org/libjpegturbo/turbojpeg/TJCustom Filter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a>< /code></td>
153 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#cf">cf</a></strong></code>
154 <div class="block">Custom filter instance</div>
155 </td>
156 </tr>
157 <tr class="rowColor">
158 <td class="colFirst"><code>static int</code></td>
159 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#NUMOP">NUMOP</a></strong></code>
160 <div class="block">The number of lossless transform operations</div>
161 </td>
162 </tr>
163 <tr class="altColor">
164 <td class="colFirst"><code>int</code></td>
165 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#op">op</a></strong></code>
166 <div class="block">Transform operation (one of <code>OP_*</code>)</div>
167 </td>
168 </tr>
169 <tr class="rowColor">
170 <td class="colFirst"><code>static int</code></td>
171 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_HFLIP">OP_HFLIP</a></strong></code>
172 <div class="block">Flip (mirror) image horizontally.</div>
173 </td>
174 </tr>
175 <tr class="altColor">
176 <td class="colFirst"><code>static int</code></td>
177 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_NONE">OP_NONE</a></strong></code>
178 <div class="block">Do not transform the position of the image pixels.</div>
179 </td>
180 </tr>
181 <tr class="rowColor">
182 <td class="colFirst"><code>static int</code></td>
183 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_ROT180">OP_ROT180</a></strong></code>
184 <div class="block">Rotate image 180 degrees.</div>
185 </td>
186 </tr>
187 <tr class="altColor">
188 <td class="colFirst"><code>static int</code></td>
189 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_ROT270">OP_ROT270</a></strong></code>
190 <div class="block">Rotate image counter-clockwise by 90 degrees.</div>
191 </td>
192 </tr>
193 <tr class="rowColor">
194 <td class="colFirst"><code>static int</code></td>
195 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_ROT90">OP_ROT90</a></strong></code>
196 <div class="block">Rotate image clockwise by 90 degrees.</div>
197 </td>
198 </tr>
199 <tr class="altColor">
200 <td class="colFirst"><code>static int</code></td>
201 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_TRANSPOSE">OP_TRANSPOSE</a></strong></code>
202 <div class="block">Transpose image (flip/mirror along upper left to lower right axis).</div>
203 </td>
204 </tr>
205 <tr class="rowColor">
206 <td class="colFirst"><code>static int</code></td>
207 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_TRANSVERSE">OP_TRANSVERSE</a></strong></code>
208 <div class="block">Transverse transpose image (flip/mirror along upper right to lower left
209 axis).</div>
210 </td>
211 </tr>
212 <tr class="altColor">
213 <td class="colFirst"><code>static int</code></td>
214 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OP_VFLIP">OP_VFLIP</a></strong></code>
215 <div class="block">Flip (mirror) image vertically.</div>
216 </td>
217 </tr>
218 <tr class="rowColor">
219 <td class="colFirst"><code>static int</code></td>
220 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OPT_CROP">OPT_CROP</a></strong></code>
221 <div class="block">This option will enable lossless cropping.</div>
222 </td>
223 </tr>
224 <tr class="altColor">
225 <td class="colFirst"><code>static int</code></td>
226 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OPT_GRAY">OPT_GRAY</a></strong></code>
227 <div class="block">This option will discard the color data in the input image an d produce
228 a grayscale output image.</div>
229 </td>
230 </tr>
231 <tr class="rowColor">
232 <td class="colFirst"><code>static int</code></td>
233 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OPT_NOOUTPUT">OPT_NOOUTPUT</a></strong></code>
234 <div class="block">This option will prevent <a href="../../../org/libjpegturbo/t urbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJT ransform[],%20int)"><code>TJTransformer.transform()</code></a> from outputting a JPEG image for this
235 particular transform.</div>
236 </td>
237 </tr>
238 <tr class="altColor">
239 <td class="colFirst"><code>static int</code></td>
240 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OPT_PERFECT">OPT_PERFECT</a></strong></code>
241 <div class="block">This option will cause <a href="../../../org/libjpegturbo/tur bojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTra nsform[],%20int)"><code>TJTransformer.transform()</code></a> to throw an excepti on if the transform is not
242 perfect.</div>
243 </td>
244 </tr>
245 <tr class="rowColor">
246 <td class="colFirst"><code>static int</code></td>
247 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#OPT_TRIM">OPT_TRIM</a></strong></code>
248 <div class="block">This option will discard any partial MCU blocks that cannot b e
249 transformed.</div>
250 </td>
251 </tr>
252 <tr class="altColor">
253 <td class="colFirst"><code>int</code></td>
254 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T JTransform.html#options">options</a></strong></code>
255 <div class="block">Transform options (bitwise OR of one or more of <code>OPT_*</ code>)</div>
256 </td>
257 </tr>
258 </table>
259 <ul class="blockList">
260 <li class="blockList"><a name="fields_inherited_from_class_java.awt.Rectangle">
261 <!-- -->
262 </a>
263 <h3>Fields inherited from class&nbsp;java.awt.Rectangle</h3>
264 <code>height, width, x, y</code></li>
265 </ul>
266 <ul class="blockList">
267 <li class="blockList"><a name="fields_inherited_from_class_java.awt.geom.Rectang le2D">
268 <!-- -->
269 </a>
270 <h3>Fields inherited from class&nbsp;java.awt.geom.Rectangle2D</h3>
271 <code>OUT_BOTTOM, OUT_LEFT, OUT_RIGHT, OUT_TOP</code></li>
272 </ul>
273 </li>
274 </ul>
275 <!-- ======== CONSTRUCTOR SUMMARY ======== -->
276 <ul class="blockList">
277 <li class="blockList"><a name="constructor_summary">
278 <!-- -->
279 </a>
280 <h3>Constructor Summary</h3>
281 <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summar y="Constructor Summary table, listing constructors, and an explanation">
282 <caption><span>Constructors</span><span class="tabEnd">&nbsp;</span></caption>
283 <tr>
284 <th class="colOne" scope="col">Constructor and Description</th>
285 </tr>
286 <tr class="altColor">
287 <td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ Transform.html#TJTransform()">TJTransform</a></strong>()</code>
288 <div class="block">Create a new lossless transform instance.</div>
289 </td>
290 </tr>
291 <tr class="rowColor">
292 <td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ Transform.html#TJTransform(int,%20int,%20int,%20int,%20int,%20int,%20org.libjpeg turbo.turbojpeg.TJCustomFilter)">TJTransform</a></strong>(int&nbsp;x,
293 int&nbsp;y,
294 int&nbsp;w,
295 int&nbsp;h,
296 int&nbsp;op,
297 int&nbsp;options,
298 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" tit le="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a>&nbsp;cf)</code>
299 <div class="block">Create a new lossless transform instance with the given param eters.</div>
300 </td>
301 </tr>
302 <tr class="altColor">
303 <td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ Transform.html#TJTransform(java.awt.Rectangle,%20int,%20int,%20org.libjpegturbo. turbojpeg.TJCustomFilter)">TJTransform</a></strong>(java.awt.Rectangle&nbsp;r,
304 int&nbsp;op,
305 int&nbsp;options,
306 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" tit le="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a>&nbsp;cf)</code>
307 <div class="block">Create a new lossless transform instance with the given param eters.</div>
308 </td>
309 </tr>
310 </table>
311 </li>
312 </ul>
313 <!-- ========== METHOD SUMMARY =========== -->
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320 <li class="blockList"><a name="methods_inherited_from_class_java.awt.Rectangle">
321 <!-- -->
322 </a>
323 <h3>Methods inherited from class&nbsp;java.awt.Rectangle</h3>
324 <code>add, add, add, contains, contains, contains, contains, createIntersection, createUnion, equals, getBounds, getBounds2D, getHeight, getLocation, getSize, g etWidth, getX, getY, grow, inside, intersection, intersects, isEmpty, move, outc ode, reshape, resize, setBounds, setBounds, setLocation, setLocation, setRect, s etSize, setSize, toString, translate, union</code></li>
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327 <li class="blockList"><a name="methods_inherited_from_class_java.awt.geom.Rectan gle2D">
328 <!-- -->
329 </a>
330 <h3>Methods inherited from class&nbsp;java.awt.geom.Rectangle2D</h3>
331 <code>add, add, add, contains, contains, getPathIterator, getPathIterator, hashC ode, intersect, intersects, intersectsLine, intersectsLine, outcode, setFrame, s etRect, union</code></li>
332 </ul>
333 <ul class="blockList">
334 <li class="blockList"><a name="methods_inherited_from_class_java.awt.geom.Rectan gularShape">
335 <!-- -->
336 </a>
337 <h3>Methods inherited from class&nbsp;java.awt.geom.RectangularShape</h3>
338 <code>clone, contains, contains, getCenterX, getCenterY, getFrame, getMaxX, getM axY, getMinX, getMinY, intersects, setFrame, setFrame, setFrameFromCenter, setFr ameFromCenter, setFrameFromDiagonal, setFrameFromDiagonal</code></li>
339 </ul>
340 <ul class="blockList">
341 <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object">
342 <!-- -->
343 </a>
344 <h3>Methods inherited from class&nbsp;java.lang.Object</h3>
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346 </ul>
347 <ul class="blockList">
348 <li class="blockList"><a name="methods_inherited_from_class_java.awt.Shape">
349 <!-- -->
350 </a>
351 <h3>Methods inherited from interface&nbsp;java.awt.Shape</h3>
352 <code>contains, contains, contains, contains, getPathIterator, getPathIterator, intersects, intersects</code></li>
353 </ul>
354 </li>
355 </ul>
356 </li>
357 </ul>
358 </div>
359 <div class="details">
360 <ul class="blockList">
361 <li class="blockList">
362 <!-- ============ FIELD DETAIL =========== -->
363 <ul class="blockList">
364 <li class="blockList"><a name="field_detail">
365 <!-- -->
366 </a>
367 <h3>Field Detail</h3>
368 <a name="NUMOP">
369 <!-- -->
370 </a>
371 <ul class="blockList">
372 <li class="blockList">
373 <h4>NUMOP</h4>
374 <pre>public static final&nbsp;int NUMOP</pre>
375 <div class="block">The number of lossless transform operations</div>
376 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.NUMOP">Constant Field Values </a></dd></dl>
377 </li>
378 </ul>
379 <a name="OP_NONE">
380 <!-- -->
381 </a>
382 <ul class="blockList">
383 <li class="blockList">
384 <h4>OP_NONE</h4>
385 <pre>public static final&nbsp;int OP_NONE</pre>
386 <div class="block">Do not transform the position of the image pixels.</div>
387 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_NONE">Constant Field Valu es</a></dd></dl>
388 </li>
389 </ul>
390 <a name="OP_HFLIP">
391 <!-- -->
392 </a>
393 <ul class="blockList">
394 <li class="blockList">
395 <h4>OP_HFLIP</h4>
396 <pre>public static final&nbsp;int OP_HFLIP</pre>
397 <div class="block">Flip (mirror) image horizontally. This transform is imperfec t if there
398 are any partial MCU blocks on the right edge.</div>
399 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
400 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _HFLIP">Constant Field Values</a></dd></dl>
401 </li>
402 </ul>
403 <a name="OP_VFLIP">
404 <!-- -->
405 </a>
406 <ul class="blockList">
407 <li class="blockList">
408 <h4>OP_VFLIP</h4>
409 <pre>public static final&nbsp;int OP_VFLIP</pre>
410 <div class="block">Flip (mirror) image vertically. This transform is imperfect if there are
411 any partial MCU blocks on the bottom edge.</div>
412 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
413 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _VFLIP">Constant Field Values</a></dd></dl>
414 </li>
415 </ul>
416 <a name="OP_TRANSPOSE">
417 <!-- -->
418 </a>
419 <ul class="blockList">
420 <li class="blockList">
421 <h4>OP_TRANSPOSE</h4>
422 <pre>public static final&nbsp;int OP_TRANSPOSE</pre>
423 <div class="block">Transpose image (flip/mirror along upper left to lower right axis). This
424 transform is always perfect.</div>
425 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
426 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _TRANSPOSE">Constant Field Values</a></dd></dl>
427 </li>
428 </ul>
429 <a name="OP_TRANSVERSE">
430 <!-- -->
431 </a>
432 <ul class="blockList">
433 <li class="blockList">
434 <h4>OP_TRANSVERSE</h4>
435 <pre>public static final&nbsp;int OP_TRANSVERSE</pre>
436 <div class="block">Transverse transpose image (flip/mirror along upper right to lower left
437 axis). This transform is imperfect if there are any partial MCU blocks in
438 the image.</div>
439 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
440 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _TRANSVERSE">Constant Field Values</a></dd></dl>
441 </li>
442 </ul>
443 <a name="OP_ROT90">
444 <!-- -->
445 </a>
446 <ul class="blockList">
447 <li class="blockList">
448 <h4>OP_ROT90</h4>
449 <pre>public static final&nbsp;int OP_ROT90</pre>
450 <div class="block">Rotate image clockwise by 90 degrees. This transform is impe rfect if
451 there are any partial MCU blocks on the bottom edge.</div>
452 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
453 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _ROT90">Constant Field Values</a></dd></dl>
454 </li>
455 </ul>
456 <a name="OP_ROT180">
457 <!-- -->
458 </a>
459 <ul class="blockList">
460 <li class="blockList">
461 <h4>OP_ROT180</h4>
462 <pre>public static final&nbsp;int OP_ROT180</pre>
463 <div class="block">Rotate image 180 degrees. This transform is imperfect if the re are any
464 partial MCU blocks in the image.</div>
465 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
466 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _ROT180">Constant Field Values</a></dd></dl>
467 </li>
468 </ul>
469 <a name="OP_ROT270">
470 <!-- -->
471 </a>
472 <ul class="blockList">
473 <li class="blockList">
474 <h4>OP_ROT270</h4>
475 <pre>public static final&nbsp;int OP_ROT270</pre>
476 <div class="block">Rotate image counter-clockwise by 90 degrees. This transform is imperfect
477 if there are any partial MCU blocks on the right edge.</div>
478 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libj pegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>,
479 <a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP _ROT270">Constant Field Values</a></dd></dl>
480 </li>
481 </ul>
482 <a name="OPT_PERFECT">
483 <!-- -->
484 </a>
485 <ul class="blockList">
486 <li class="blockList">
487 <h4>OPT_PERFECT</h4>
488 <pre>public static final&nbsp;int OPT_PERFECT</pre>
489 <div class="block">This option will cause <a href="../../../org/libjpegturbo/tur bojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTra nsform[],%20int)"><code>TJTransformer.transform()</code></a> to throw an excepti on if the transform is not
490 perfect. Lossless transforms operate on MCU blocks, whose size depends on
491 the level of chrominance subsampling used. If the image's width or height
492 is not evenly divisible by the MCU block size (see <a href="../../../org/libjpe gturbo/turbojpeg/TJ.html#getMCUWidth(int)"><code>TJ.getMCUWidth(int)</code></a>
493 and <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getMCUHeight(int)"><co de>TJ.getMCUHeight(int)</code></a>), then there will be partial MCU blocks on th e
494 right and/or bottom edges. It is not possible to move these partial MCU
495 blocks to the top or left of the image, so any transform that would
496 require that is "imperfect." If this option is not specified, then any
497 partial MCU blocks that cannot be transformed will be left in place, which
498 will create odd-looking strips on the right or bottom edge of the image.</div>
499 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_PERFECT">Constant Field Values</a></dd></dl>
500 </li>
501 </ul>
502 <a name="OPT_TRIM">
503 <!-- -->
504 </a>
505 <ul class="blockList">
506 <li class="blockList">
507 <h4>OPT_TRIM</h4>
508 <pre>public static final&nbsp;int OPT_TRIM</pre>
509 <div class="block">This option will discard any partial MCU blocks that cannot b e
510 transformed.</div>
511 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_TRIM">Constant Field Val ues</a></dd></dl>
512 </li>
513 </ul>
514 <a name="OPT_CROP">
515 <!-- -->
516 </a>
517 <ul class="blockList">
518 <li class="blockList">
519 <h4>OPT_CROP</h4>
520 <pre>public static final&nbsp;int OPT_CROP</pre>
521 <div class="block">This option will enable lossless cropping.</div>
522 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_CROP">Constant Field Val ues</a></dd></dl>
523 </li>
524 </ul>
525 <a name="OPT_GRAY">
526 <!-- -->
527 </a>
528 <ul class="blockList">
529 <li class="blockList">
530 <h4>OPT_GRAY</h4>
531 <pre>public static final&nbsp;int OPT_GRAY</pre>
532 <div class="block">This option will discard the color data in the input image an d produce
533 a grayscale output image.</div>
534 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_GRAY">Constant Field Val ues</a></dd></dl>
535 </li>
536 </ul>
537 <a name="OPT_NOOUTPUT">
538 <!-- -->
539 </a>
540 <ul class="blockList">
541 <li class="blockList">
542 <h4>OPT_NOOUTPUT</h4>
543 <pre>public static final&nbsp;int OPT_NOOUTPUT</pre>
544 <div class="block">This option will prevent <a href="../../../org/libjpegturbo/t urbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJT ransform[],%20int)"><code>TJTransformer.transform()</code></a> from outputting a JPEG image for this
545 particular transform. This can be used in conjunction with a custom
546 filter to capture the transformed DCT coefficients without transcoding
547 them.</div>
548 <dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant -values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_NOOUTPUT">Constant Field Values</a></dd></dl>
549 </li>
550 </ul>
551 <a name="op">
552 <!-- -->
553 </a>
554 <ul class="blockList">
555 <li class="blockList">
556 <h4>op</h4>
557 <pre>public&nbsp;int op</pre>
558 <div class="block">Transform operation (one of <code>OP_*</code>)</div>
559 </li>
560 </ul>
561 <a name="options">
562 <!-- -->
563 </a>
564 <ul class="blockList">
565 <li class="blockList">
566 <h4>options</h4>
567 <pre>public&nbsp;int options</pre>
568 <div class="block">Transform options (bitwise OR of one or more of <code>OPT_*</ code>)</div>
569 </li>
570 </ul>
571 <a name="cf">
572 <!-- -->
573 </a>
574 <ul class="blockListLast">
575 <li class="blockList">
576 <h4>cf</h4>
577 <pre>public&nbsp;<a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.htm l" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a> cf</pre>
578 <div class="block">Custom filter instance</div>
579 </li>
580 </ul>
581 </li>
582 </ul>
583 <!-- ========= CONSTRUCTOR DETAIL ======== -->
584 <ul class="blockList">
585 <li class="blockList"><a name="constructor_detail">
586 <!-- -->
587 </a>
588 <h3>Constructor Detail</h3>
589 <a name="TJTransform()">
590 <!-- -->
591 </a>
592 <ul class="blockList">
593 <li class="blockList">
594 <h4>TJTransform</h4>
595 <pre>public&nbsp;TJTransform()</pre>
596 <div class="block">Create a new lossless transform instance.</div>
597 </li>
598 </ul>
599 <a name="TJTransform(int, int, int, int, int, int, org.libjpegturbo.turbojpeg.TJ CustomFilter)">
600 <!-- -->
601 </a>
602 <ul class="blockList">
603 <li class="blockList">
604 <h4>TJTransform</h4>
605 <pre>public&nbsp;TJTransform(int&nbsp;x,
606 int&nbsp;y,
607 int&nbsp;w,
608 int&nbsp;h,
609 int&nbsp;op,
610 int&nbsp;options,
611 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" tit le="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a>&nbsp;cf)</pre>
612 <div class="block">Create a new lossless transform instance with the given param eters.</div>
613 <dl><dt><span class="strong">Parameters:</span></dt><dd><code>x</code> - the lef t boundary of the cropping region. This must be evenly
614 divisible by the MCU block width (see <a href="../../../org/libjpegturbo/turboj peg/TJ.html#getMCUWidth(int)"><code>TJ.getMCUWidth(int)</code></a>)</dd><dd><cod e>y</code> - the upper boundary of the cropping region. This must be evenly
615 divisible by the MCU block height (see <a href="../../../org/libjpegturbo/turbo jpeg/TJ.html#getMCUHeight(int)"><code>TJ.getMCUHeight(int)</code></a>)</dd><dd>< code>w</code> - the width of the cropping region. Setting this to 0 is the
616 equivalent of setting it to (width of the source JPEG image -
617 <code>x</code>).</dd><dd><code>h</code> - the height of the cropping region. S etting this to 0 is the
618 equivalent of setting it to (height of the source JPEG image -
619 <code>y</code>).</dd><dd><code>op</code> - one of the transform operations (<co de>OP_*</code>)</dd><dd><code>options</code> - the bitwise OR of one or more of the transform options
620 (<code>OPT_*</code>)</dd><dd><code>cf</code> - an instance of an object that im plements the <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" t itle="interface in org.libjpegturbo.turbojpeg"><code>TJCustomFilter</code></a> i nterface, or null if no custom filter is needed</dd></dl>
621 </li>
622 </ul>
623 <a name="TJTransform(java.awt.Rectangle, int, int, org.libjpegturbo.turbojpeg.TJ CustomFilter)">
624 <!-- -->
625 </a>
626 <ul class="blockListLast">
627 <li class="blockList">
628 <h4>TJTransform</h4>
629 <pre>public&nbsp;TJTransform(java.awt.Rectangle&nbsp;r,
630 int&nbsp;op,
631 int&nbsp;options,
632 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" tit le="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a>&nbsp;cf)</pre>
633 <div class="block">Create a new lossless transform instance with the given param eters.</div>
634 <dl><dt><span class="strong">Parameters:</span></dt><dd><code>r</code> - a <code >Rectangle</code> instance that specifies the cropping
635 region. See <a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#TJTr ansform(int,%20int,%20int,%20int,%20int,%20int,%20org.libjpegturbo.turbojpeg.TJC ustomFilter)"><code>TJTransform(int, int, int, int, int, int, TJCustomFilter)</c ode></a> for more
636 detail.</dd><dd><code>op</code> - one of the transform operations (<code>OP_*</ code>)</dd><dd><code>options</code> - the bitwise OR of one or more of the trans form options
637 (<code>OPT_*</code>)</dd><dd><code>cf</code> - an instance of an object that im plements the <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" t itle="interface in org.libjpegturbo.turbojpeg"><code>TJCustomFilter</code></a> i nterface, or null if no custom filter is needed</dd></dl>
638 </li>
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