1<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/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="Style"> 7</head> 8<body> 9<script type="text/javascript"><!-- 10 try { 11 if (location.href.indexOf('is-external=true') == -1) { 12 parent.document.title="TJTransform"; 13 } 14 } 15 catch(err) { 16 } 17//--> 18</script> 19<noscript> 20<div>JavaScript is disabled on your browser.</div> 21</noscript> 22<!-- ========= START OF TOP NAVBAR ======= --> 23<div class="topNav"><a name="navbar_top"> 24<!-- --> 25</a><a href="#skip-navbar_top" title="Skip navigation links"></a><a name="navbar_top_firstrow"> 26<!-- --> 27</a> 28<ul class="navList" title="Navigation"> 29<li><a href="../../../org/libjpegturbo/turbojpeg/package-summary.html">Package</a></li> 30<li class="navBarCell1Rev">Class</li> 31<li><a href="package-tree.html">Tree</a></li> 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document.getElementById("allclasses_navbar_top"); 52 if(window==top) { 53 allClassesLink.style.display = "block"; 54 } 55 else { 56 allClassesLink.style.display = "none"; 57 } 58 //--> 59</script> 60</div> 61<div> 62<ul class="subNavList"> 63<li>Summary: </li> 64<li><a href="#nested_classes_inherited_from_class_java.awt.geom.Rectangle2D">Nested</a> | </li> 65<li><a href="#field_summary">Field</a> | </li> 66<li><a href="#constructor_summary">Constr</a> | </li> 67<li><a href="#methods_inherited_from_class_java.awt.Rectangle">Method</a></li> 68</ul> 69<ul class="subNavList"> 70<li>Detail: </li> 71<li><a href="#field_detail">Field</a> | </li> 72<li><a href="#constructor_detail">Constr</a> | </li> 73<li>Method</li> 74</ul> 75</div> 76<a name="skip-navbar_top"> 77<!-- --> 78</a></div> 79<!-- ========= END OF TOP NAVBAR ========= --> 80<!-- ======== START OF CLASS DATA ======== --> 81<div class="header"> 82<div class="subTitle">org.libjpegturbo.turbojpeg</div> 83<h2 title="Class TJTransform" class="title">Class TJTransform</h2> 84</div> 85<div class="contentContainer"> 86<ul class="inheritance"> 87<li>java.lang.Object</li> 88<li> 89<ul class="inheritance"> 90<li>java.awt.geom.RectangularShape</li> 91<li> 92<ul class="inheritance"> 93<li>java.awt.geom.Rectangle2D</li> 94<li> 95<ul class="inheritance"> 96<li>java.awt.Rectangle</li> 97<li> 98<ul class="inheritance"> 99<li>org.libjpegturbo.turbojpeg.TJTransform</li> 100</ul> 101</li> 102</ul> 103</li> 104</ul> 105</li> 106</ul> 107</li> 108</ul> 109<div class="description"> 110<ul class="blockList"> 111<li class="blockList"> 112<dl> 113<dt>All Implemented Interfaces:</dt> 114<dd>java.awt.Shape, java.io.Serializable, java.lang.Cloneable</dd> 115</dl> 116<hr> 117<br> 118<pre>public class <span class="strong">TJTransform</span> 119extends java.awt.Rectangle</pre> 120<div class="block">Lossless transform parameters</div> 121<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../serialized-form.html#org.libjpegturbo.turbojpeg.TJTransform">Serialized Form</a></dd></dl> 122</li> 123</ul> 124</div> 125<div class="summary"> 126<ul class="blockList"> 127<li class="blockList"> 128<!-- ======== NESTED CLASS SUMMARY ======== --> 129<ul class="blockList"> 130<li class="blockList"><a name="nested_class_summary"> 131<!-- --> 132</a> 133<h3>Nested Class Summary</h3> 134<ul class="blockList"> 135<li class="blockList"><a name="nested_classes_inherited_from_class_java.awt.geom.Rectangle2D"> 136<!-- --> 137</a> 138<h3>Nested classes/interfaces inherited from class java.awt.geom.Rectangle2D</h3> 139<code>java.awt.geom.Rectangle2D.Double, java.awt.geom.Rectangle2D.Float</code></li> 140</ul> 141</li> 142</ul> 143<!-- =========== FIELD SUMMARY =========== --> 144<ul class="blockList"> 145<li class="blockList"><a name="field_summary"> 146<!-- --> 147</a> 148<h3>Field Summary</h3> 149<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Field Summary table, listing fields, and an explanation"> 150<caption><span>Fields</span><span class="tabEnd"> </span></caption> 151<tr> 152<th class="colFirst" scope="col">Modifier and Type</th> 153<th class="colLast" scope="col">Field and Description</th> 154</tr> 155<tr class="altColor"> 156<td class="colFirst"><code><a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a></code></td> 157<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#cf">cf</a></strong></code> 158<div class="block">Custom filter instance</div> 159</td> 160</tr> 161<tr class="rowColor"> 162<td class="colFirst"><code>static int</code></td> 163<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#NUMOP">NUMOP</a></strong></code> 164<div class="block">The number of lossless transform operations</div> 165</td> 166</tr> 167<tr class="altColor"> 168<td class="colFirst"><code>int</code></td> 169<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#op">op</a></strong></code> 170<div class="block">Transform operation (one of <code>OP_*</code>)</div> 171</td> 172</tr> 173<tr class="rowColor"> 174<td class="colFirst"><code>static int</code></td> 175<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_HFLIP">OP_HFLIP</a></strong></code> 176<div class="block">Flip (mirror) image horizontally.</div> 177</td> 178</tr> 179<tr class="altColor"> 180<td class="colFirst"><code>static int</code></td> 181<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_NONE">OP_NONE</a></strong></code> 182<div class="block">Do not transform the position of the image pixels.</div> 183</td> 184</tr> 185<tr class="rowColor"> 186<td class="colFirst"><code>static int</code></td> 187<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_ROT180">OP_ROT180</a></strong></code> 188<div class="block">Rotate image 180 degrees.</div> 189</td> 190</tr> 191<tr class="altColor"> 192<td class="colFirst"><code>static int</code></td> 193<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_ROT270">OP_ROT270</a></strong></code> 194<div class="block">Rotate image counter-clockwise by 90 degrees.</div> 195</td> 196</tr> 197<tr class="rowColor"> 198<td class="colFirst"><code>static int</code></td> 199<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_ROT90">OP_ROT90</a></strong></code> 200<div class="block">Rotate image clockwise by 90 degrees.</div> 201</td> 202</tr> 203<tr class="altColor"> 204<td class="colFirst"><code>static int</code></td> 205<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_TRANSPOSE">OP_TRANSPOSE</a></strong></code> 206<div class="block">Transpose image (flip/mirror along upper left to lower right axis).</div> 207</td> 208</tr> 209<tr class="rowColor"> 210<td class="colFirst"><code>static int</code></td> 211<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_TRANSVERSE">OP_TRANSVERSE</a></strong></code> 212<div class="block">Transverse transpose image (flip/mirror along upper right to lower left 213 axis).</div> 214</td> 215</tr> 216<tr class="altColor"> 217<td class="colFirst"><code>static int</code></td> 218<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OP_VFLIP">OP_VFLIP</a></strong></code> 219<div class="block">Flip (mirror) image vertically.</div> 220</td> 221</tr> 222<tr class="rowColor"> 223<td class="colFirst"><code>static int</code></td> 224<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_COPYNONE">OPT_COPYNONE</a></strong></code> 225<div class="block">This option will prevent <a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[],%20int)"><code>TJTransformer.transform()</code></a> from copying any extra markers (including EXIF 226 and ICC profile data) from the source image to the output image.</div> 227</td> 228</tr> 229<tr class="altColor"> 230<td class="colFirst"><code>static int</code></td> 231<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_CROP">OPT_CROP</a></strong></code> 232<div class="block">This option will enable lossless cropping.</div> 233</td> 234</tr> 235<tr class="rowColor"> 236<td class="colFirst"><code>static int</code></td> 237<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_GRAY">OPT_GRAY</a></strong></code> 238<div class="block">This option will discard the color data in the input image and produce 239 a grayscale output image.</div> 240</td> 241</tr> 242<tr class="altColor"> 243<td class="colFirst"><code>static int</code></td> 244<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_NOOUTPUT">OPT_NOOUTPUT</a></strong></code> 245<div class="block">This option will prevent <a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[],%20int)"><code>TJTransformer.transform()</code></a> from outputting a JPEG image for this 246 particular transform.</div> 247</td> 248</tr> 249<tr class="rowColor"> 250<td class="colFirst"><code>static int</code></td> 251<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT">OPT_PERFECT</a></strong></code> 252<div class="block">This option will cause <a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[],%20int)"><code>TJTransformer.transform()</code></a> to throw an exception if the transform is not 253 perfect.</div> 254</td> 255</tr> 256<tr class="altColor"> 257<td class="colFirst"><code>static int</code></td> 258<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PROGRESSIVE">OPT_PROGRESSIVE</a></strong></code> 259<div class="block">This option will enable progressive entropy coding in the output image 260 generated by this particular transform.</div> 261</td> 262</tr> 263<tr class="rowColor"> 264<td class="colFirst"><code>static int</code></td> 265<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_TRIM">OPT_TRIM</a></strong></code> 266<div class="block">This option will discard any partial MCU blocks that cannot be 267 transformed.</div> 268</td> 269</tr> 270<tr class="altColor"> 271<td class="colFirst"><code>int</code></td> 272<td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#options">options</a></strong></code> 273<div class="block">Transform options (bitwise OR of one or more of <code>OPT_*</code>)</div> 274</td> 275</tr> 276</table> 277<ul class="blockList"> 278<li class="blockList"><a name="fields_inherited_from_class_java.awt.Rectangle"> 279<!-- --> 280</a> 281<h3>Fields inherited from class java.awt.Rectangle</h3> 282<code>height, width, x, y</code></li> 283</ul> 284<ul class="blockList"> 285<li class="blockList"><a name="fields_inherited_from_class_java.awt.geom.Rectangle2D"> 286<!-- --> 287</a> 288<h3>Fields inherited from class java.awt.geom.Rectangle2D</h3> 289<code>OUT_BOTTOM, OUT_LEFT, OUT_RIGHT, OUT_TOP</code></li> 290</ul> 291</li> 292</ul> 293<!-- ======== CONSTRUCTOR SUMMARY ======== --> 294<ul class="blockList"> 295<li class="blockList"><a name="constructor_summary"> 296<!-- --> 297</a> 298<h3>Constructor Summary</h3> 299<table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Constructor Summary table, listing constructors, and an explanation"> 300<caption><span>Constructors</span><span class="tabEnd"> </span></caption> 301<tr> 302<th class="colOne" scope="col">Constructor and Description</th> 303</tr> 304<tr class="altColor"> 305<td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#TJTransform()">TJTransform</a></strong>()</code> 306<div class="block">Create a new lossless transform instance.</div> 307</td> 308</tr> 309<tr class="rowColor"> 310<td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#TJTransform(int,%20int,%20int,%20int,%20int,%20int,%20org.libjpegturbo.turbojpeg.TJCustomFilter)">TJTransform</a></strong>(int x, 311 int y, 312 int w, 313 int h, 314 int op, 315 int options, 316 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a> cf)</code> 317<div class="block">Create a new lossless transform instance with the given parameters.</div> 318</td> 319</tr> 320<tr class="altColor"> 321<td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#TJTransform(java.awt.Rectangle,%20int,%20int,%20org.libjpegturbo.turbojpeg.TJCustomFilter)">TJTransform</a></strong>(java.awt.Rectangle r, 322 int op, 323 int options, 324 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a> cf)</code> 325<div class="block">Create a new lossless transform instance with the given parameters.</div> 326</td> 327</tr> 328</table> 329</li> 330</ul> 331<!-- ========== METHOD SUMMARY =========== --> 332<ul class="blockList"> 333<li class="blockList"><a name="method_summary"> 334<!-- --> 335</a> 336<h3>Method Summary</h3> 337<ul class="blockList"> 338<li class="blockList"><a name="methods_inherited_from_class_java.awt.Rectangle"> 339<!-- --> 340</a> 341<h3>Methods inherited from class java.awt.Rectangle</h3> 342<code>add, add, add, contains, contains, contains, contains, createIntersection, createUnion, equals, getBounds, getBounds2D, getHeight, getLocation, getSize, getWidth, getX, getY, grow, inside, intersection, intersects, isEmpty, move, outcode, reshape, resize, setBounds, setBounds, setLocation, setLocation, setRect, setSize, setSize, toString, translate, union</code></li> 343</ul> 344<ul class="blockList"> 345<li class="blockList"><a name="methods_inherited_from_class_java.awt.geom.Rectangle2D"> 346<!-- --> 347</a> 348<h3>Methods inherited from class java.awt.geom.Rectangle2D</h3> 349<code>add, add, add, contains, contains, getPathIterator, getPathIterator, hashCode, intersect, intersects, intersectsLine, intersectsLine, outcode, setFrame, setRect, union</code></li> 350</ul> 351<ul class="blockList"> 352<li class="blockList"><a name="methods_inherited_from_class_java.awt.geom.RectangularShape"> 353<!-- --> 354</a> 355<h3>Methods inherited from class java.awt.geom.RectangularShape</h3> 356<code>clone, contains, contains, getCenterX, getCenterY, getFrame, getMaxX, getMaxY, getMinX, getMinY, intersects, setFrame, setFrame, setFrameFromCenter, setFrameFromCenter, setFrameFromDiagonal, setFrameFromDiagonal</code></li> 357</ul> 358<ul class="blockList"> 359<li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> 360<!-- --> 361</a> 362<h3>Methods inherited from class java.lang.Object</h3> 363<code>finalize, getClass, notify, notifyAll, wait, wait, wait</code></li> 364</ul> 365<ul class="blockList"> 366<li class="blockList"><a name="methods_inherited_from_class_java.awt.Shape"> 367<!-- --> 368</a> 369<h3>Methods inherited from interface java.awt.Shape</h3> 370<code>contains, contains, contains, contains, getPathIterator, getPathIterator, intersects, intersects</code></li> 371</ul> 372</li> 373</ul> 374</li> 375</ul> 376</div> 377<div class="details"> 378<ul class="blockList"> 379<li class="blockList"> 380<!-- ============ FIELD DETAIL =========== --> 381<ul class="blockList"> 382<li class="blockList"><a name="field_detail"> 383<!-- --> 384</a> 385<h3>Field Detail</h3> 386<a name="NUMOP"> 387<!-- --> 388</a> 389<ul class="blockList"> 390<li class="blockList"> 391<h4>NUMOP</h4> 392<pre>public static final int NUMOP</pre> 393<div class="block">The number of lossless transform operations</div> 394<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> 395</li> 396</ul> 397<a name="OP_NONE"> 398<!-- --> 399</a> 400<ul class="blockList"> 401<li class="blockList"> 402<h4>OP_NONE</h4> 403<pre>public static final int OP_NONE</pre> 404<div class="block">Do not transform the position of the image pixels.</div> 405<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_NONE">Constant Field Values</a></dd></dl> 406</li> 407</ul> 408<a name="OP_HFLIP"> 409<!-- --> 410</a> 411<ul class="blockList"> 412<li class="blockList"> 413<h4>OP_HFLIP</h4> 414<pre>public static final int OP_HFLIP</pre> 415<div class="block">Flip (mirror) image horizontally. This transform is imperfect if there 416 are any partial MCU blocks on the right edge.</div> 417<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 418<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_HFLIP">Constant Field Values</a></dd></dl> 419</li> 420</ul> 421<a name="OP_VFLIP"> 422<!-- --> 423</a> 424<ul class="blockList"> 425<li class="blockList"> 426<h4>OP_VFLIP</h4> 427<pre>public static final int OP_VFLIP</pre> 428<div class="block">Flip (mirror) image vertically. This transform is imperfect if there are 429 any partial MCU blocks on the bottom edge.</div> 430<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 431<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_VFLIP">Constant Field Values</a></dd></dl> 432</li> 433</ul> 434<a name="OP_TRANSPOSE"> 435<!-- --> 436</a> 437<ul class="blockList"> 438<li class="blockList"> 439<h4>OP_TRANSPOSE</h4> 440<pre>public static final int OP_TRANSPOSE</pre> 441<div class="block">Transpose image (flip/mirror along upper left to lower right axis). This 442 transform is always perfect.</div> 443<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 444<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_TRANSPOSE">Constant Field Values</a></dd></dl> 445</li> 446</ul> 447<a name="OP_TRANSVERSE"> 448<!-- --> 449</a> 450<ul class="blockList"> 451<li class="blockList"> 452<h4>OP_TRANSVERSE</h4> 453<pre>public static final int OP_TRANSVERSE</pre> 454<div class="block">Transverse transpose image (flip/mirror along upper right to lower left 455 axis). This transform is imperfect if there are any partial MCU blocks in 456 the image.</div> 457<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 458<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_TRANSVERSE">Constant Field Values</a></dd></dl> 459</li> 460</ul> 461<a name="OP_ROT90"> 462<!-- --> 463</a> 464<ul class="blockList"> 465<li class="blockList"> 466<h4>OP_ROT90</h4> 467<pre>public static final int OP_ROT90</pre> 468<div class="block">Rotate image clockwise by 90 degrees. This transform is imperfect if 469 there are any partial MCU blocks on the bottom edge.</div> 470<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 471<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_ROT90">Constant Field Values</a></dd></dl> 472</li> 473</ul> 474<a name="OP_ROT180"> 475<!-- --> 476</a> 477<ul class="blockList"> 478<li class="blockList"> 479<h4>OP_ROT180</h4> 480<pre>public static final int OP_ROT180</pre> 481<div class="block">Rotate image 180 degrees. This transform is imperfect if there are any 482 partial MCU blocks in the image.</div> 483<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 484<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_ROT180">Constant Field Values</a></dd></dl> 485</li> 486</ul> 487<a name="OP_ROT270"> 488<!-- --> 489</a> 490<ul class="blockList"> 491<li class="blockList"> 492<h4>OP_ROT270</h4> 493<pre>public static final int OP_ROT270</pre> 494<div class="block">Rotate image counter-clockwise by 90 degrees. This transform is imperfect 495 if there are any partial MCU blocks on the right edge.</div> 496<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#OPT_PERFECT"><code>OPT_PERFECT</code></a>, 497<a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OP_ROT270">Constant Field Values</a></dd></dl> 498</li> 499</ul> 500<a name="OPT_PERFECT"> 501<!-- --> 502</a> 503<ul class="blockList"> 504<li class="blockList"> 505<h4>OPT_PERFECT</h4> 506<pre>public static final int OPT_PERFECT</pre> 507<div class="block">This option will cause <a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[],%20int)"><code>TJTransformer.transform()</code></a> to throw an exception if the transform is not 508 perfect. Lossless transforms operate on MCU blocks, whose size depends on 509 the level of chrominance subsampling used. If the image's width or height 510 is not evenly divisible by the MCU block size (see <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getMCUWidth(int)"><code>TJ.getMCUWidth(int)</code></a> 511 and <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getMCUHeight(int)"><code>TJ.getMCUHeight(int)</code></a>), then there will be partial MCU blocks on the 512 right and/or bottom edges. It is not possible to move these partial MCU 513 blocks to the top or left of the image, so any transform that would 514 require that is "imperfect." If this option is not specified, then any 515 partial MCU blocks that cannot be transformed will be left in place, which 516 will create odd-looking strips on the right or bottom edge of the image.</div> 517<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> 518</li> 519</ul> 520<a name="OPT_TRIM"> 521<!-- --> 522</a> 523<ul class="blockList"> 524<li class="blockList"> 525<h4>OPT_TRIM</h4> 526<pre>public static final int OPT_TRIM</pre> 527<div class="block">This option will discard any partial MCU blocks that cannot be 528 transformed.</div> 529<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_TRIM">Constant Field Values</a></dd></dl> 530</li> 531</ul> 532<a name="OPT_CROP"> 533<!-- --> 534</a> 535<ul class="blockList"> 536<li class="blockList"> 537<h4>OPT_CROP</h4> 538<pre>public static final int OPT_CROP</pre> 539<div class="block">This option will enable lossless cropping.</div> 540<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_CROP">Constant Field Values</a></dd></dl> 541</li> 542</ul> 543<a name="OPT_GRAY"> 544<!-- --> 545</a> 546<ul class="blockList"> 547<li class="blockList"> 548<h4>OPT_GRAY</h4> 549<pre>public static final int OPT_GRAY</pre> 550<div class="block">This option will discard the color data in the input image and produce 551 a grayscale output image.</div> 552<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_GRAY">Constant Field Values</a></dd></dl> 553</li> 554</ul> 555<a name="OPT_NOOUTPUT"> 556<!-- --> 557</a> 558<ul class="blockList"> 559<li class="blockList"> 560<h4>OPT_NOOUTPUT</h4> 561<pre>public static final int OPT_NOOUTPUT</pre> 562<div class="block">This option will prevent <a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[],%20int)"><code>TJTransformer.transform()</code></a> from outputting a JPEG image for this 563 particular transform. This can be used in conjunction with a custom 564 filter to capture the transformed DCT coefficients without transcoding 565 them.</div> 566<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> 567</li> 568</ul> 569<a name="OPT_PROGRESSIVE"> 570<!-- --> 571</a> 572<ul class="blockList"> 573<li class="blockList"> 574<h4>OPT_PROGRESSIVE</h4> 575<pre>public static final int OPT_PROGRESSIVE</pre> 576<div class="block">This option will enable progressive entropy coding in the output image 577 generated by this particular transform. Progressive entropy coding will 578 generally improve compression relative to baseline entropy coding (the 579 default), but it will reduce compression and decompression performance 580 considerably.</div> 581<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_PROGRESSIVE">Constant Field Values</a></dd></dl> 582</li> 583</ul> 584<a name="OPT_COPYNONE"> 585<!-- --> 586</a> 587<ul class="blockList"> 588<li class="blockList"> 589<h4>OPT_COPYNONE</h4> 590<pre>public static final int OPT_COPYNONE</pre> 591<div class="block">This option will prevent <a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[],%20int)"><code>TJTransformer.transform()</code></a> from copying any extra markers (including EXIF 592 and ICC profile data) from the source image to the output image.</div> 593<dl><dt><span class="strong">See Also:</span></dt><dd><a href="../../../constant-values.html#org.libjpegturbo.turbojpeg.TJTransform.OPT_COPYNONE">Constant Field Values</a></dd></dl> 594</li> 595</ul> 596<a name="op"> 597<!-- --> 598</a> 599<ul class="blockList"> 600<li class="blockList"> 601<h4>op</h4> 602<pre>public int op</pre> 603<div class="block">Transform operation (one of <code>OP_*</code>)</div> 604</li> 605</ul> 606<a name="options"> 607<!-- --> 608</a> 609<ul class="blockList"> 610<li class="blockList"> 611<h4>options</h4> 612<pre>public int options</pre> 613<div class="block">Transform options (bitwise OR of one or more of <code>OPT_*</code>)</div> 614</li> 615</ul> 616<a name="cf"> 617<!-- --> 618</a> 619<ul class="blockListLast"> 620<li class="blockList"> 621<h4>cf</h4> 622<pre>public <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a> cf</pre> 623<div class="block">Custom filter instance</div> 624</li> 625</ul> 626</li> 627</ul> 628<!-- ========= CONSTRUCTOR DETAIL ======== --> 629<ul class="blockList"> 630<li class="blockList"><a name="constructor_detail"> 631<!-- --> 632</a> 633<h3>Constructor Detail</h3> 634<a name="TJTransform()"> 635<!-- --> 636</a> 637<ul class="blockList"> 638<li class="blockList"> 639<h4>TJTransform</h4> 640<pre>public TJTransform()</pre> 641<div class="block">Create a new lossless transform instance.</div> 642</li> 643</ul> 644<a name="TJTransform(int, int, int, int, int, int, org.libjpegturbo.turbojpeg.TJCustomFilter)"> 645<!-- --> 646</a> 647<ul class="blockList"> 648<li class="blockList"> 649<h4>TJTransform</h4> 650<pre>public TJTransform(int x, 651 int y, 652 int w, 653 int h, 654 int op, 655 int options, 656 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a> cf)</pre> 657<div class="block">Create a new lossless transform instance with the given parameters.</div> 658<dl><dt><span class="strong">Parameters:</span></dt><dd><code>x</code> - the left boundary of the cropping region. This must be evenly 659 divisible by the MCU block width (see <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#getMCUWidth(int)"><code>TJ.getMCUWidth(int)</code></a>)</dd><dd><code>y</code> - the upper boundary of the cropping region. This must be evenly 660 divisible by the MCU block height (see <a href="../../../org/libjpegturbo/turbojpeg/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 661 equivalent of setting it to (width of the source JPEG image - 662 <code>x</code>).</dd><dd><code>h</code> - the height of the cropping region. Setting this to 0 is the 663 equivalent of setting it to (height of the source JPEG image - 664 <code>y</code>).</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 transform options 665 (<code>OPT_*</code>)</dd><dd><code>cf</code> - an instance of an object that implements the <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg"><code>TJCustomFilter</code></a> interface, or null if no custom filter is needed</dd></dl> 666</li> 667</ul> 668<a name="TJTransform(java.awt.Rectangle, int, int, org.libjpegturbo.turbojpeg.TJCustomFilter)"> 669<!-- --> 670</a> 671<ul class="blockListLast"> 672<li class="blockList"> 673<h4>TJTransform</h4> 674<pre>public TJTransform(java.awt.Rectangle r, 675 int op, 676 int options, 677 <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg">TJCustomFilter</a> cf)</pre> 678<div class="block">Create a new lossless transform instance with the given parameters.</div> 679<dl><dt><span class="strong">Parameters:</span></dt><dd><code>r</code> - a <code>Rectangle</code> instance that specifies the cropping 680 region. See <a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html#TJTransform(int,%20int,%20int,%20int,%20int,%20int,%20org.libjpegturbo.turbojpeg.TJCustomFilter)"><code>TJTransform(int, int, int, int, int, int, TJCustomFilter)</code></a> for more 681 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 transform options 682 (<code>OPT_*</code>)</dd><dd><code>cf</code> - an instance of an object that implements the <a href="../../../org/libjpegturbo/turbojpeg/TJCustomFilter.html" title="interface in org.libjpegturbo.turbojpeg"><code>TJCustomFilter</code></a> interface, or null if no custom filter is needed</dd></dl> 683</li> 684</ul> 685</li> 686</ul> 687</li> 688</ul> 689</div> 690</div> 691<!-- ========= END OF CLASS DATA ========= --> 692<!-- ======= START OF BOTTOM NAVBAR ====== --> 693<div class="bottomNav"><a name="navbar_bottom"> 694<!-- --> 695</a><a href="#skip-navbar_bottom" title="Skip navigation links"></a><a name="navbar_bottom_firstrow"> 696<!-- --> 697</a> 698<ul class="navList" title="Navigation"> 699<li><a href="../../../org/libjpegturbo/turbojpeg/package-summary.html">Package</a></li> 700<li class="navBarCell1Rev">Class</li> 701<li><a href="package-tree.html">Tree</a></li> 702<li><a href="../../../deprecated-list.html">Deprecated</a></li> 703<li><a href="../../../index-all.html">Index</a></li> 704<li><a href="../../../help-doc.html">Help</a></li> 705</ul> 706</div> 707<div class="subNav"> 708<ul class="navList"> 709<li><a href="../../../org/libjpegturbo/turbojpeg/TJScalingFactor.html" title="class in org.libjpegturbo.turbojpeg"><span class="strong">Prev Class</span></a></li> 710<li><a href="../../../org/libjpegturbo/turbojpeg/TJTransformer.html" title="class in org.libjpegturbo.turbojpeg"><span class="strong">Next Class</span></a></li> 711</ul> 712<ul class="navList"> 713<li><a href="../../../index.html?org/libjpegturbo/turbojpeg/TJTransform.html" target="_top">Frames</a></li> 714<li><a href="TJTransform.html" target="_top">No Frames</a></li> 715</ul> 716<ul class="navList" id="allclasses_navbar_bottom"> 717<li><a href="../../../allclasses-noframe.html">All Classes</a></li> 718</ul> 719<div> 720<script type="text/javascript"><!-- 721 allClassesLink = document.getElementById("allclasses_navbar_bottom"); 722 if(window==top) { 723 allClassesLink.style.display = "block"; 724 } 725 else { 726 allClassesLink.style.display = "none"; 727 } 728 //--> 729</script> 730</div> 731<div> 732<ul class="subNavList"> 733<li>Summary: </li> 734<li><a href="#nested_classes_inherited_from_class_java.awt.geom.Rectangle2D">Nested</a> | </li> 735<li><a href="#field_summary">Field</a> | </li> 736<li><a href="#constructor_summary">Constr</a> | </li> 737<li><a href="#methods_inherited_from_class_java.awt.Rectangle">Method</a></li> 738</ul> 739<ul class="subNavList"> 740<li>Detail: </li> 741<li><a href="#field_detail">Field</a> | </li> 742<li><a href="#constructor_detail">Constr</a> | </li> 743<li>Method</li> 744</ul> 745</div> 746<a name="skip-navbar_bottom"> 747<!-- --> 748</a></div> 749<!-- ======== END OF BOTTOM NAVBAR ======= --> 750</body> 751</html> 752