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| 58 <ul class="subNavList"> |
| 59 <li>Summary: </li> |
| 60 <li>Nested | </li> |
| 61 <li><a href="#fields_inherited_from_class_org.libjpegturbo.turbojpeg.TJDecompres
sor">Field</a> | </li> |
| 62 <li><a href="#constructor_summary">Constr</a> | </li> |
| 63 <li><a href="#method_summary">Method</a></li> |
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| 66 <li>Detail: </li> |
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| 76 <!-- ======== START OF CLASS DATA ======== --> |
| 77 <div class="header"> |
| 78 <div class="subTitle">org.libjpegturbo.turbojpeg</div> |
| 79 <h2 title="Class TJTransformer" class="title">Class TJTransformer</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><a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="cla
ss in org.libjpegturbo.turbojpeg">org.libjpegturbo.turbojpeg.TJDecompressor</a><
/li> |
| 87 <li> |
| 88 <ul class="inheritance"> |
| 89 <li>org.libjpegturbo.turbojpeg.TJTransformer</li> |
| 90 </ul> |
| 91 </li> |
| 92 </ul> |
| 93 </li> |
| 94 </ul> |
| 95 <div class="description"> |
| 96 <ul class="blockList"> |
| 97 <li class="blockList"> |
| 98 <dl> |
| 99 <dt>All Implemented Interfaces:</dt> |
| 100 <dd>java.io.Closeable, java.lang.AutoCloseable</dd> |
| 101 </dl> |
| 102 <hr> |
| 103 <br> |
| 104 <pre>public class <span class="strong">TJTransformer</span> |
| 105 extends <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html" title=
"class in org.libjpegturbo.turbojpeg">TJDecompressor</a></pre> |
| 106 <div class="block">TurboJPEG lossless transformer</div> |
| 107 </li> |
| 108 </ul> |
| 109 </div> |
| 110 <div class="summary"> |
| 111 <ul class="blockList"> |
| 112 <li class="blockList"> |
| 113 <!-- =========== FIELD SUMMARY =========== --> |
| 114 <ul class="blockList"> |
| 115 <li class="blockList"><a name="field_summary"> |
| 116 <!-- --> |
| 117 </a> |
| 118 <h3>Field Summary</h3> |
| 119 <ul class="blockList"> |
| 120 <li class="blockList"><a name="fields_inherited_from_class_org.libjpegturbo.turb
ojpeg.TJDecompressor"> |
| 121 <!-- --> |
| 122 </a> |
| 123 <h3>Fields inherited from class org.libjpegturbo.turbojpeg.<a href="../../.
./org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegtur
bo.turbojpeg">TJDecompressor</a></h3> |
| 124 <code><a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#handle">h
andle</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#jpeg
Buf">jpegBuf</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.ht
ml#jpegBufSize">jpegBufSize</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJ
Decompressor.html#jpegColorspace">jpegColorspace</a>, <a href="../../../org/libj
pegturbo/turbojpeg/TJDecompressor.html#jpegHeight">jpegHeight</a>, <a href="../.
./../org/libjpegturbo/turbojpeg/TJDecompressor.html#jpegSubsamp">jpegSubsamp</a>
, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#jpegWidth">jp
egWidth</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#yu
vImage">yuvImage</a></code></li> |
| 125 </ul> |
| 126 </li> |
| 127 </ul> |
| 128 <!-- ======== CONSTRUCTOR SUMMARY ======== --> |
| 129 <ul class="blockList"> |
| 130 <li class="blockList"><a name="constructor_summary"> |
| 131 <!-- --> |
| 132 </a> |
| 133 <h3>Constructor Summary</h3> |
| 134 <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summar
y="Constructor Summary table, listing constructors, and an explanation"> |
| 135 <caption><span>Constructors</span><span class="tabEnd"> </span></caption> |
| 136 <tr> |
| 137 <th class="colOne" scope="col">Constructor and Description</th> |
| 138 </tr> |
| 139 <tr class="altColor"> |
| 140 <td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ
Transformer.html#TJTransformer()">TJTransformer</a></strong>()</code> |
| 141 <div class="block">Create a TurboJPEG lossless transformer instance.</div> |
| 142 </td> |
| 143 </tr> |
| 144 <tr class="rowColor"> |
| 145 <td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ
Transformer.html#TJTransformer(byte[])">TJTransformer</a></strong>(byte[] j
pegImage)</code> |
| 146 <div class="block">Create a TurboJPEG lossless transformer instance and associat
e the JPEG |
| 147 image stored in <code>jpegImage</code> with the newly created instance.</div> |
| 148 </td> |
| 149 </tr> |
| 150 <tr class="altColor"> |
| 151 <td class="colOne"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/TJ
Transformer.html#TJTransformer(byte[],%20int)">TJTransformer</a></strong>(byte[]
jpegImage, |
| 152 int imageSize)</code> |
| 153 <div class="block">Create a TurboJPEG lossless transformer instance and associat
e the JPEG |
| 154 image of length <code>imageSize</code> bytes stored in |
| 155 <code>jpegImage</code> with the newly created instance.</div> |
| 156 </td> |
| 157 </tr> |
| 158 </table> |
| 159 </li> |
| 160 </ul> |
| 161 <!-- ========== METHOD SUMMARY =========== --> |
| 162 <ul class="blockList"> |
| 163 <li class="blockList"><a name="method_summary"> |
| 164 <!-- --> |
| 165 </a> |
| 166 <h3>Method Summary</h3> |
| 167 <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summar
y="Method Summary table, listing methods, and an explanation"> |
| 168 <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| 169 <tr> |
| 170 <th class="colFirst" scope="col">Modifier and Type</th> |
| 171 <th class="colLast" scope="col">Method and Description</th> |
| 172 </tr> |
| 173 <tr class="altColor"> |
| 174 <td class="colFirst"><code>int[]</code></td> |
| 175 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T
JTransformer.html#getTransformedSizes()">getTransformedSizes</a></strong>()</cod
e> |
| 176 <div class="block">Returns an array containing the sizes of the transformed JPEG
images |
| 177 generated by the most recent transform operation.</div> |
| 178 </td> |
| 179 </tr> |
| 180 <tr class="rowColor"> |
| 181 <td class="colFirst"><code>void</code></td> |
| 182 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T
JTransformer.html#transform(byte[][],%20org.libjpegturbo.turbojpeg.TJTransform[]
,%20int)">transform</a></strong>(byte[][] dstBufs, |
| 183 <a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="c
lass in org.libjpegturbo.turbojpeg">TJTransform</a>[] transforms, |
| 184 int flags)</code> |
| 185 <div class="block">Losslessly transform the JPEG image associated with this tran
sformer |
| 186 instance into one or more JPEG images stored in the given destination |
| 187 buffers.</div> |
| 188 </td> |
| 189 </tr> |
| 190 <tr class="altColor"> |
| 191 <td class="colFirst"><code><a href="../../../org/libjpegturbo/turbojpeg/TJDecomp
ressor.html" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</a>[]</c
ode></td> |
| 192 <td class="colLast"><code><strong><a href="../../../org/libjpegturbo/turbojpeg/T
JTransformer.html#transform(org.libjpegturbo.turbojpeg.TJTransform[],%20int)">tr
ansform</a></strong>(<a href="../../../org/libjpegturbo/turbojpeg/TJTransform.ht
ml" title="class in org.libjpegturbo.turbojpeg">TJTransform</a>[] transform
s, |
| 193 int flags)</code> |
| 194 <div class="block">Losslessly transform the JPEG image associated with this tran
sformer |
| 195 instance and return an array of <a href="../../../org/libjpegturbo/turbojpeg/TJ
Decompressor.html" title="class in org.libjpegturbo.turbojpeg"><code>TJDecompres
sor</code></a> instances, each of |
| 196 which has a transformed JPEG image associated with it.</div> |
| 197 </td> |
| 198 </tr> |
| 199 </table> |
| 200 <ul class="blockList"> |
| 201 <li class="blockList"><a name="methods_inherited_from_class_org.libjpegturbo.tur
bojpeg.TJDecompressor"> |
| 202 <!-- --> |
| 203 </a> |
| 204 <h3>Methods inherited from class org.libjpegturbo.turbojpeg.<a href="../../
../org/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegtu
rbo.turbojpeg">TJDecompressor</a></h3> |
| 205 <code><a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#close()">
close</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#deco
mpress(java.awt.image.BufferedImage,%20int)">decompress</a>, <a href="../../../o
rg/libjpegturbo/turbojpeg/TJDecompressor.html#decompress(byte[],%20int,%20int,%2
0int,%20int,%20int)">decompress</a>, <a href="../../../org/libjpegturbo/turbojpe
g/TJDecompressor.html#decompress(byte[],%20int,%20int,%20int,%20int,%20int,%20in
t,%20int)">decompress</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecomp
ressor.html#decompress(int[],%20int,%20int,%20int,%20int,%20int,%20int,%20int)">
decompress</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html
#decompress(int,%20int,%20int,%20int)">decompress</a>, <a href="../../../org/lib
jpegturbo/turbojpeg/TJDecompressor.html#decompress(int,%20int,%20int,%20int,%20i
nt)">decompress</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor
.html#decompressToYUV(byte[],%20int)">decompressToYUV</a>, <a href="../../../org
/libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int)">decompressToYU
V</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#decompre
ssToYUV(int,%20int[],%20int,%20int)">decompressToYUV</a>, <a href="../../../org/
libjpegturbo/turbojpeg/TJDecompressor.html#decompressToYUV(int,%20int,%20int,%20
int)">decompressToYUV</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecomp
ressor.html#decompressToYUV(org.libjpegturbo.turbojpeg.YUVImage,%20int)">decompr
essToYUV</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#f
inalize()">finalize</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompre
ssor.html#getColorspace()">getColorspace</a>, <a href="../../../org/libjpegturbo
/turbojpeg/TJDecompressor.html#getHeight()">getHeight</a>, <a href="../../../org
/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGBuf()">getJPEGBuf</a>, <a hre
f="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getJPEGSize()">getJPE
GSize</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getS
caledHeight(int,%20int)">getScaledHeight</a>, <a href="../../../org/libjpegturbo
/turbojpeg/TJDecompressor.html#getScaledWidth(int,%20int)">getScaledWidth</a>, <
a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#getSubsamp()">ge
tSubsamp</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#g
etWidth()">getWidth</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompre
ssor.html#setJPEGImage(byte[],%20int)">setJPEGImage</a>, <a href="../../../org/l
ibjpegturbo/turbojpeg/TJDecompressor.html#setSourceImage(byte[],%20int)">setSour
ceImage</a>, <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.html#se
tSourceImage(org.libjpegturbo.turbojpeg.YUVImage)">setSourceImage</a></code></li
> |
| 206 </ul> |
| 207 <ul class="blockList"> |
| 208 <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> |
| 209 <!-- --> |
| 210 </a> |
| 211 <h3>Methods inherited from class java.lang.Object</h3> |
| 212 <code>clone, equals, getClass, hashCode, notify, notifyAll, toString, wait, wait
, wait</code></li> |
| 213 </ul> |
| 214 </li> |
| 215 </ul> |
| 216 </li> |
| 217 </ul> |
| 218 </div> |
| 219 <div class="details"> |
| 220 <ul class="blockList"> |
| 221 <li class="blockList"> |
| 222 <!-- ========= CONSTRUCTOR DETAIL ======== --> |
| 223 <ul class="blockList"> |
| 224 <li class="blockList"><a name="constructor_detail"> |
| 225 <!-- --> |
| 226 </a> |
| 227 <h3>Constructor Detail</h3> |
| 228 <a name="TJTransformer()"> |
| 229 <!-- --> |
| 230 </a> |
| 231 <ul class="blockList"> |
| 232 <li class="blockList"> |
| 233 <h4>TJTransformer</h4> |
| 234 <pre>public TJTransformer() |
| 235 throws <a href="../../../org/libjpegturbo/turbojpeg/TJException.ht
ml" title="class in org.libjpegturbo.turbojpeg">TJException</a></pre> |
| 236 <div class="block">Create a TurboJPEG lossless transformer instance.</div> |
| 237 <dl><dt><span class="strong">Throws:</span></dt> |
| 238 <dd><code><a href="../../../org/libjpegturbo/turbojpeg/TJException.html" title="
class in org.libjpegturbo.turbojpeg">TJException</a></code></dd></dl> |
| 239 </li> |
| 240 </ul> |
| 241 <a name="TJTransformer(byte[])"> |
| 242 <!-- --> |
| 243 </a> |
| 244 <ul class="blockList"> |
| 245 <li class="blockList"> |
| 246 <h4>TJTransformer</h4> |
| 247 <pre>public TJTransformer(byte[] jpegImage) |
| 248 throws <a href="../../../org/libjpegturbo/turbojpeg/TJException.ht
ml" title="class in org.libjpegturbo.turbojpeg">TJException</a></pre> |
| 249 <div class="block">Create a TurboJPEG lossless transformer instance and associat
e the JPEG |
| 250 image stored in <code>jpegImage</code> with the newly created instance.</div> |
| 251 <dl><dt><span class="strong">Parameters:</span></dt><dd><code>jpegImage</code> -
JPEG image buffer (size of the JPEG image is assumed to |
| 252 be the length of the array.) This buffer is not modified.</dd> |
| 253 <dt><span class="strong">Throws:</span></dt> |
| 254 <dd><code><a href="../../../org/libjpegturbo/turbojpeg/TJException.html" title="
class in org.libjpegturbo.turbojpeg">TJException</a></code></dd></dl> |
| 255 </li> |
| 256 </ul> |
| 257 <a name="TJTransformer(byte[], int)"> |
| 258 <!-- --> |
| 259 </a> |
| 260 <ul class="blockListLast"> |
| 261 <li class="blockList"> |
| 262 <h4>TJTransformer</h4> |
| 263 <pre>public TJTransformer(byte[] jpegImage, |
| 264 int imageSize) |
| 265 throws <a href="../../../org/libjpegturbo/turbojpeg/TJException.ht
ml" title="class in org.libjpegturbo.turbojpeg">TJException</a></pre> |
| 266 <div class="block">Create a TurboJPEG lossless transformer instance and associat
e the JPEG |
| 267 image of length <code>imageSize</code> bytes stored in |
| 268 <code>jpegImage</code> with the newly created instance.</div> |
| 269 <dl><dt><span class="strong">Parameters:</span></dt><dd><code>jpegImage</code> -
JPEG image buffer. This buffer is not modified.</dd><dd><code>imageSize</code>
- size of the JPEG image (in bytes)</dd> |
| 270 <dt><span class="strong">Throws:</span></dt> |
| 271 <dd><code><a href="../../../org/libjpegturbo/turbojpeg/TJException.html" title="
class in org.libjpegturbo.turbojpeg">TJException</a></code></dd></dl> |
| 272 </li> |
| 273 </ul> |
| 274 </li> |
| 275 </ul> |
| 276 <!-- ============ METHOD DETAIL ========== --> |
| 277 <ul class="blockList"> |
| 278 <li class="blockList"><a name="method_detail"> |
| 279 <!-- --> |
| 280 </a> |
| 281 <h3>Method Detail</h3> |
| 282 <a name="transform(byte[][], org.libjpegturbo.turbojpeg.TJTransform[], int)"> |
| 283 <!-- --> |
| 284 </a> |
| 285 <ul class="blockList"> |
| 286 <li class="blockList"> |
| 287 <h4>transform</h4> |
| 288 <pre>public void transform(byte[][] dstBufs, |
| 289 <a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html" titl
e="class in org.libjpegturbo.turbojpeg">TJTransform</a>[] transforms, |
| 290 int flags) |
| 291 throws <a href="../../../org/libjpegturbo/turbojpeg/TJException.h
tml" title="class in org.libjpegturbo.turbojpeg">TJException</a></pre> |
| 292 <div class="block">Losslessly transform the JPEG image associated with this tran
sformer |
| 293 instance into one or more JPEG images stored in the given destination |
| 294 buffers. Lossless transforms work by moving the raw coefficients from one |
| 295 JPEG image structure to another without altering the values of the |
| 296 coefficients. While this is typically faster than decompressing the |
| 297 image, transforming it, and re-compressing it, lossless transforms are not |
| 298 free. Each lossless transform requires reading and performing Huffman |
| 299 decoding on all of the coefficients in the source image, regardless of the |
| 300 size of the destination image. Thus, this method provides a means of |
| 301 generating multiple transformed images from the same source or of applying |
| 302 multiple transformations simultaneously, in order to eliminate the need to |
| 303 read the source coefficients multiple times.</div> |
| 304 <dl><dt><span class="strong">Parameters:</span></dt><dd><code>dstBufs</code> - a
n array of image buffers. <code>dstbufs[i]</code> will |
| 305 receive a JPEG image that has been transformed using the parameters in |
| 306 <code>transforms[i]</code>. Use <a href="../../../org/libjpegturbo/turbojpeg/T
J.html#bufSize(int,%20int,%20int)"><code>TJ.bufSize(int, int, int)</code></a> to
determine the |
| 307 maximum size for each buffer based on the transformed or cropped width and |
| 308 height and the level of subsampling used in the source image.</dd><dd><code>tra
nsforms</code> - an array of <a href="../../../org/libjpegturbo/turbojpeg/TJTran
sform.html" title="class in org.libjpegturbo.turbojpeg"><code>TJTransform</code>
</a> instances, each of |
| 309 which specifies the transform parameters and/or cropping region for the |
| 310 corresponding transformed output image</dd><dd><code>flags</code> - the bitwise
OR of one or more of |
| 311 <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_BOTTOMUP"><code>TJ.FL
AG_*</code></a></dd> |
| 312 <dt><span class="strong">Throws:</span></dt> |
| 313 <dd><code><a href="../../../org/libjpegturbo/turbojpeg/TJException.html" title="
class in org.libjpegturbo.turbojpeg">TJException</a></code></dd></dl> |
| 314 </li> |
| 315 </ul> |
| 316 <a name="transform(org.libjpegturbo.turbojpeg.TJTransform[], int)"> |
| 317 <!-- --> |
| 318 </a> |
| 319 <ul class="blockList"> |
| 320 <li class="blockList"> |
| 321 <h4>transform</h4> |
| 322 <pre>public <a href="../../../org/libjpegturbo/turbojpeg/TJDecompressor.htm
l" title="class in org.libjpegturbo.turbojpeg">TJDecompressor</a>[] transfo
rm(<a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html" title="class i
n org.libjpegturbo.turbojpeg">TJTransform</a>[] transforms, |
| 323 int flags) |
| 324 throws <a href="../../../org/libjpegturbo/turbojpeg/T
JException.html" title="class in org.libjpegturbo.turbojpeg">TJException</a></pr
e> |
| 325 <div class="block">Losslessly transform the JPEG image associated with this tran
sformer |
| 326 instance and return an array of <a href="../../../org/libjpegturbo/turbojpeg/TJ
Decompressor.html" title="class in org.libjpegturbo.turbojpeg"><code>TJDecompres
sor</code></a> instances, each of |
| 327 which has a transformed JPEG image associated with it.</div> |
| 328 <dl><dt><span class="strong">Parameters:</span></dt><dd><code>transforms</code>
- an array of <a href="../../../org/libjpegturbo/turbojpeg/TJTransform.html" tit
le="class in org.libjpegturbo.turbojpeg"><code>TJTransform</code></a> instances,
each of |
| 329 which specifies the transform parameters and/or cropping region for the |
| 330 corresponding transformed output image</dd><dd><code>flags</code> - the bitwise
OR of one or more of |
| 331 <a href="../../../org/libjpegturbo/turbojpeg/TJ.html#FLAG_BOTTOMUP"><code>TJ.FL
AG_*</code></a></dd> |
| 332 <dt><span class="strong">Returns:</span></dt><dd>an array of <a href="../../../o
rg/libjpegturbo/turbojpeg/TJDecompressor.html" title="class in org.libjpegturbo.
turbojpeg"><code>TJDecompressor</code></a> instances, each of |
| 333 which has a transformed JPEG image associated with it.</dd> |
| 334 <dt><span class="strong">Throws:</span></dt> |
| 335 <dd><code><a href="../../../org/libjpegturbo/turbojpeg/TJException.html" title="
class in org.libjpegturbo.turbojpeg">TJException</a></code></dd></dl> |
| 336 </li> |
| 337 </ul> |
| 338 <a name="getTransformedSizes()"> |
| 339 <!-- --> |
| 340 </a> |
| 341 <ul class="blockListLast"> |
| 342 <li class="blockList"> |
| 343 <h4>getTransformedSizes</h4> |
| 344 <pre>public int[] getTransformedSizes()</pre> |
| 345 <div class="block">Returns an array containing the sizes of the transformed JPEG
images |
| 346 generated by the most recent transform operation.</div> |
| 347 <dl><dt><span class="strong">Returns:</span></dt><dd>an array containing the siz
es of the transformed JPEG images |
| 348 generated by the most recent transform operation.</dd></dl> |
| 349 </li> |
| 350 </ul> |
| 351 </li> |
| 352 </ul> |
| 353 </li> |
| 354 </ul> |
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