DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C)2011 D. R. Commander. All Rights Reserved. |
| 3 | * |
| 4 | * Redistribution and use in source and binary forms, with or without |
| 5 | * modification, are permitted provided that the following conditions are met: |
| 6 | * |
| 7 | * - Redistributions of source code must retain the above copyright notice, |
| 8 | * this list of conditions and the following disclaimer. |
| 9 | * - Redistributions in binary form must reproduce the above copyright notice, |
| 10 | * this list of conditions and the following disclaimer in the documentation |
| 11 | * and/or other materials provided with the distribution. |
| 12 | * - Neither the name of the libjpeg-turbo Project nor the names of its |
| 13 | * contributors may be used to endorse or promote products derived from this |
| 14 | * software without specific prior written permission. |
| 15 | * |
| 16 | * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS", |
| 17 | * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| 18 | * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| 19 | * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDERS OR CONTRIBUTORS BE |
| 20 | * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| 21 | * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| 22 | * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| 23 | * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| 24 | * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| 25 | * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| 26 | * POSSIBILITY OF SUCH DAMAGE. |
| 27 | */ |
| 28 | |
| 29 | #include "turbojpeg.h" |
| 30 | #include <jni.h> |
DRC | c5a4199 | 2011-02-08 06:54:36 +0000 | [diff] [blame] | 31 | #include "java/org_libjpegturbo_turbojpeg_TJCompressor.h" |
| 32 | #include "java/org_libjpegturbo_turbojpeg_TJDecompressor.h" |
| 33 | #include "java/org_libjpegturbo_turbojpeg_TJ.h" |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 34 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 35 | static const int _pixelsize[org_libjpegturbo_turbojpeg_TJ_NUMPFOPT]= |
| 36 | {3, 3, 4, 4, 4, 4, 1}; |
| 37 | |
| 38 | static const int _flags[org_libjpegturbo_turbojpeg_TJ_NUMPFOPT]= |
| 39 | {0, TJ_BGR, 0, TJ_BGR, TJ_BGR|TJ_ALPHAFIRST, TJ_ALPHAFIRST, 0}; |
| 40 | |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 41 | #define _throw(msg) { \ |
| 42 | jclass _exccls=(*env)->FindClass(env, "java/lang/Exception"); \ |
| 43 | if(!_exccls) goto bailout; \ |
| 44 | (*env)->ThrowNew(env, _exccls, msg); \ |
| 45 | goto bailout; \ |
| 46 | } |
| 47 | |
| 48 | #define bailif0(f) {if(!(f)) goto bailout;} |
| 49 | |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 50 | #define gethandle() \ |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 51 | jclass _cls=(*env)->GetObjectClass(env, obj); \ |
| 52 | jfieldID _fid; \ |
| 53 | if(!_cls) goto bailout; \ |
| 54 | bailif0(_fid=(*env)->GetFieldID(env, _cls, "handle", "J")); \ |
| 55 | handle=(tjhandle)(long)(*env)->GetLongField(env, obj, _fid); \ |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 56 | |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 57 | JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSize |
DRC | 5ccb982 | 2011-02-04 11:22:15 +0000 | [diff] [blame] | 58 | (JNIEnv *env, jclass cls, jint width, jint height) |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 59 | { |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 60 | jint retval=(jint)TJBUFSIZE(width, height); |
DRC | 36336fc | 2011-02-22 10:27:31 +0000 | [diff] [blame] | 61 | if(retval==-1) _throw(tjGetErrorStr()); |
| 62 | |
| 63 | bailout: |
| 64 | return retval; |
| 65 | } |
| 66 | |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 67 | JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJ_bufSizeYUV |
DRC | 36336fc | 2011-02-22 10:27:31 +0000 | [diff] [blame] | 68 | (JNIEnv *env, jclass cls, jint width, jint height, jint subsamp) |
| 69 | { |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 70 | jint retval=(jint)TJBUFSIZEYUV(width, height, subsamp); |
DRC | 36336fc | 2011-02-22 10:27:31 +0000 | [diff] [blame] | 71 | if(retval==-1) _throw(tjGetErrorStr()); |
| 72 | |
| 73 | bailout: |
| 74 | return retval; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 75 | } |
| 76 | |
DRC | c5a4199 | 2011-02-08 06:54:36 +0000 | [diff] [blame] | 77 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_init |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 78 | (JNIEnv *env, jobject obj) |
| 79 | { |
| 80 | jclass cls; |
| 81 | jfieldID fid; |
| 82 | tjhandle handle; |
| 83 | |
| 84 | if((handle=tjInitCompress())==NULL) |
| 85 | _throw(tjGetErrorStr()); |
| 86 | |
| 87 | bailif0(cls=(*env)->GetObjectClass(env, obj)); |
| 88 | bailif0(fid=(*env)->GetFieldID(env, cls, "handle", "J")); |
| 89 | (*env)->SetLongField(env, obj, fid, (long)handle); |
| 90 | |
| 91 | bailout: |
| 92 | return; |
| 93 | } |
| 94 | |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 95 | JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3BIIII_3BIII |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 96 | (JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch, |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 97 | jint height, jint pf, jbyteArray dst, jint jpegsubsamp, jint jpegqual, |
| 98 | jint flags) |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 99 | { |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 100 | tjhandle handle=0; int pixelsize; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 101 | unsigned long size=0; |
DRC | 9af1aed | 2011-02-04 22:13:14 +0000 | [diff] [blame] | 102 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 103 | |
| 104 | gethandle(); |
| 105 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 106 | if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPFOPT) |
| 107 | _throw("Invalid argument in compress()"); |
| 108 | flags|=_flags[pf]; |
| 109 | pixelsize=_pixelsize[pf]; |
| 110 | |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 111 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 112 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 113 | |
| 114 | if(tjCompress(handle, srcbuf, width, pitch, height, pixelsize, dstbuf, |
| 115 | &size, jpegsubsamp, jpegqual, flags)==-1) |
| 116 | { |
| 117 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 118 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 119 | _throw(tjGetErrorStr()); |
| 120 | } |
| 121 | |
| 122 | bailout: |
| 123 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 124 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 125 | return (jint)size; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 126 | } |
| 127 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 128 | JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_compress___3IIIII_3BIII |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 129 | (JNIEnv *env, jobject obj, jintArray src, jint width, jint pitch, |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 130 | jint height, jint pf, jbyteArray dst, jint jpegsubsamp, jint jpegqual, |
| 131 | jint flags) |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 132 | { |
| 133 | tjhandle handle=0; |
| 134 | unsigned long size=0; |
| 135 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
| 136 | |
| 137 | gethandle(); |
| 138 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 139 | if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPFOPT) |
| 140 | _throw("Invalid argument in compress()"); |
| 141 | if(_pixelsize[pf]!=sizeof(jint)) |
| 142 | _throw("Pixel format must be 32-bit when compressing from an integer buffer."); |
| 143 | flags|=_flags[pf]; |
| 144 | |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 145 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 146 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 147 | |
| 148 | if(tjCompress(handle, srcbuf, width, pitch*sizeof(jint), height, |
| 149 | sizeof(jint), dstbuf, &size, jpegsubsamp, jpegqual, flags)==-1) |
| 150 | { |
| 151 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 152 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 153 | _throw(tjGetErrorStr()); |
| 154 | } |
| 155 | |
| 156 | bailout: |
| 157 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 158 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 159 | return (jint)size; |
| 160 | } |
| 161 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 162 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3BIIII_3BII |
| 163 | (JNIEnv *env, jobject obj, jbyteArray src, jint width, jint pitch, |
| 164 | jint height, jint pf, jbyteArray dst, jint jpegsubsamp, jint flags) |
| 165 | { |
| 166 | tjhandle handle=0; int pixelsize; |
| 167 | unsigned long size=0; |
| 168 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
| 169 | |
| 170 | gethandle(); |
| 171 | |
| 172 | if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPFOPT) |
| 173 | _throw("Invalid argument in encodeYUV()"); |
| 174 | flags|=_flags[pf]; |
| 175 | pixelsize=_pixelsize[pf]; |
| 176 | |
| 177 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 178 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 179 | |
| 180 | if(tjEncodeYUV(handle, srcbuf, width, pitch, height, pixelsize, dstbuf, |
| 181 | jpegsubsamp, flags)==-1) |
| 182 | { |
| 183 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 184 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 185 | _throw(tjGetErrorStr()); |
| 186 | } |
| 187 | |
| 188 | bailout: |
| 189 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 190 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 191 | return; |
| 192 | } |
| 193 | |
| 194 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_encodeYUV___3IIIII_3BII |
| 195 | (JNIEnv *env, jobject obj, jintArray src, jint width, jint pitch, |
| 196 | jint height, jint pf, jbyteArray dst, jint jpegsubsamp, jint flags) |
| 197 | { |
| 198 | tjhandle handle=0; |
| 199 | unsigned long size=0; |
| 200 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
| 201 | |
| 202 | gethandle(); |
| 203 | |
| 204 | if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPFOPT) |
| 205 | _throw("Invalid argument in compress()"); |
| 206 | if(_pixelsize[pf]!=sizeof(jint)) |
| 207 | _throw("Pixel format must be 32-bit when encoding from an integer buffer."); |
| 208 | flags|=_flags[pf]; |
| 209 | |
| 210 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 211 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 212 | |
| 213 | if(tjEncodeYUV(handle, srcbuf, width, pitch*sizeof(jint), height, |
| 214 | sizeof(jint), dstbuf, jpegsubsamp, flags)==-1) |
| 215 | { |
| 216 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 217 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 218 | _throw(tjGetErrorStr()); |
| 219 | } |
| 220 | |
| 221 | bailout: |
| 222 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 223 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 224 | return; |
| 225 | } |
| 226 | |
DRC | c5a4199 | 2011-02-08 06:54:36 +0000 | [diff] [blame] | 227 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJCompressor_destroy |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 228 | (JNIEnv *env, jobject obj) |
| 229 | { |
| 230 | tjhandle handle=0; |
| 231 | |
| 232 | gethandle(); |
| 233 | |
| 234 | if(tjDestroy(handle)==-1) _throw(tjGetErrorStr()); |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 235 | (*env)->SetLongField(env, obj, _fid, 0); |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 236 | |
| 237 | bailout: |
| 238 | return; |
| 239 | } |
| 240 | |
DRC | c5a4199 | 2011-02-08 06:54:36 +0000 | [diff] [blame] | 241 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_init |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 242 | (JNIEnv *env, jobject obj) |
| 243 | { |
| 244 | jclass cls; |
| 245 | jfieldID fid; |
| 246 | tjhandle handle; |
| 247 | |
| 248 | if((handle=tjInitDecompress())==NULL) _throw(tjGetErrorStr()); |
| 249 | |
| 250 | bailif0(cls=(*env)->GetObjectClass(env, obj)); |
| 251 | bailif0(fid=(*env)->GetFieldID(env, cls, "handle", "J")); |
| 252 | (*env)->SetLongField(env, obj, fid, (long)handle); |
| 253 | |
| 254 | bailout: |
| 255 | return; |
| 256 | } |
| 257 | |
DRC | 36336fc | 2011-02-22 10:27:31 +0000 | [diff] [blame] | 258 | JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_getScaledWidth |
| 259 | (JNIEnv *env, jobject obj, jint input_width, jint input_height, |
| 260 | jint output_width, jint output_height) |
| 261 | { |
| 262 | if(tjScaledSize(input_width, input_height, &output_width, &output_height) |
| 263 | ==-1) |
| 264 | _throw(tjGetErrorStr()); |
| 265 | |
| 266 | bailout: |
| 267 | return output_width; |
| 268 | } |
| 269 | |
| 270 | JNIEXPORT jint JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_getScaledHeight |
| 271 | (JNIEnv *env, jobject obj, jint input_width, jint input_height, |
| 272 | jint output_width, jint output_height) |
| 273 | { |
| 274 | if(tjScaledSize(input_width, input_height, &output_width, &output_height) |
| 275 | ==-1) |
| 276 | _throw(tjGetErrorStr()); |
| 277 | |
| 278 | bailout: |
| 279 | return output_height; |
| 280 | } |
| 281 | |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 282 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressHeader |
| 283 | (JNIEnv *env, jobject obj, jbyteArray src, jint size) |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 284 | { |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 285 | tjhandle handle=0; |
DRC | 9af1aed | 2011-02-04 22:13:14 +0000 | [diff] [blame] | 286 | unsigned char *srcbuf=NULL; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 287 | int width=0, height=0, jpegsubsamp=-1; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 288 | |
| 289 | gethandle(); |
| 290 | |
| 291 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 292 | |
| 293 | if(tjDecompressHeader2(handle, srcbuf, (unsigned long)size, |
| 294 | &width, &height, &jpegsubsamp)==-1) |
| 295 | { |
| 296 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 297 | _throw(tjGetErrorStr()); |
| 298 | } |
| 299 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); srcbuf=NULL; |
| 300 | |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 301 | bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegSubsamp", "I")); |
| 302 | (*env)->SetIntField(env, obj, _fid, jpegsubsamp); |
| 303 | bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegWidth", "I")); |
| 304 | (*env)->SetIntField(env, obj, _fid, width); |
| 305 | bailif0(_fid=(*env)->GetFieldID(env, _cls, "jpegHeight", "I")); |
| 306 | (*env)->SetIntField(env, obj, _fid, height); |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 307 | |
| 308 | bailout: |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 309 | return; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 310 | } |
| 311 | |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 312 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3BIIIII |
DRC | 3bad53f | 2011-02-23 02:20:49 +0000 | [diff] [blame] | 313 | (JNIEnv *env, jobject obj, jbyteArray src, jint size, jbyteArray dst, |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 314 | jint width, jint pitch, jint height, jint pf, jint flags) |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 315 | { |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 316 | tjhandle handle=0; int pixelsize; |
DRC | 9af1aed | 2011-02-04 22:13:14 +0000 | [diff] [blame] | 317 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 318 | |
| 319 | gethandle(); |
| 320 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 321 | if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPFOPT) |
| 322 | _throw("Invalid argument in decompress()"); |
| 323 | flags|=_flags[pf]; |
| 324 | pixelsize=_pixelsize[pf]; |
| 325 | |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 326 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 327 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 328 | |
DRC | b28fc57 | 2011-02-22 06:41:29 +0000 | [diff] [blame] | 329 | if(tjDecompress(handle, srcbuf, (unsigned long)size, dstbuf, width, pitch, |
| 330 | height, pixelsize, flags)==-1) |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 331 | { |
| 332 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 333 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 334 | _throw(tjGetErrorStr()); |
| 335 | } |
| 336 | |
| 337 | bailout: |
| 338 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 339 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 340 | return; |
| 341 | } |
| 342 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 343 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompress___3BI_3IIIIII |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 344 | (JNIEnv *env, jobject obj, jbyteArray src, jint size, jintArray dst, |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 345 | jint width, jint pitch, jint height, jint pf, jint flags) |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 346 | { |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 347 | tjhandle handle=0; int ps; |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 348 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
| 349 | |
| 350 | gethandle(); |
| 351 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 352 | if(pf<0 || pf>=org_libjpegturbo_turbojpeg_TJ_NUMPFOPT) |
| 353 | _throw("Invalid argument in decompress()"); |
| 354 | if(_pixelsize[pf]!=sizeof(jint)) |
| 355 | _throw("Pixel format must be 32-bit when decompressing to an integer buffer."); |
| 356 | flags|=_flags[pf]; |
| 357 | |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 358 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 359 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 360 | |
| 361 | if(tjDecompress(handle, srcbuf, (unsigned long)size, dstbuf, width, |
| 362 | pitch*sizeof(jint), height, sizeof(jint), flags)==-1) |
| 363 | { |
| 364 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 365 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 366 | _throw(tjGetErrorStr()); |
| 367 | } |
| 368 | |
| 369 | bailout: |
| 370 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 371 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 372 | return; |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 373 | } |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 374 | |
DRC | 4f1580c | 2011-02-25 06:11:03 +0000 | [diff] [blame^] | 375 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_decompressToYUV |
| 376 | (JNIEnv *env, jobject obj, jbyteArray src, jint size, jbyteArray dst, |
| 377 | jint flags) |
| 378 | { |
| 379 | tjhandle handle=0; |
| 380 | unsigned char *srcbuf=NULL, *dstbuf=NULL; |
| 381 | |
| 382 | gethandle(); |
| 383 | |
| 384 | bailif0(srcbuf=(*env)->GetPrimitiveArrayCritical(env, src, 0)); |
| 385 | bailif0(dstbuf=(*env)->GetPrimitiveArrayCritical(env, dst, 0)); |
| 386 | |
| 387 | if(tjDecompressToYUV(handle, srcbuf, (unsigned long)size, dstbuf, flags)==-1) |
| 388 | { |
| 389 | (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 390 | (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 391 | _throw(tjGetErrorStr()); |
| 392 | } |
| 393 | |
| 394 | bailout: |
| 395 | if(dstbuf) (*env)->ReleasePrimitiveArrayCritical(env, dst, dstbuf, 0); |
| 396 | if(srcbuf) (*env)->ReleasePrimitiveArrayCritical(env, src, srcbuf, 0); |
| 397 | return; |
DRC | 84a1bcc | 2011-02-23 12:09:56 +0000 | [diff] [blame] | 398 | } |
| 399 | |
DRC | c5a4199 | 2011-02-08 06:54:36 +0000 | [diff] [blame] | 400 | JNIEXPORT void JNICALL Java_org_libjpegturbo_turbojpeg_TJDecompressor_destroy |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 401 | (JNIEnv *env, jobject obj) |
| 402 | { |
DRC | c5a4199 | 2011-02-08 06:54:36 +0000 | [diff] [blame] | 403 | Java_org_libjpegturbo_turbojpeg_TJCompressor_destroy(env, obj); |
DRC | f8e0055 | 2011-02-04 11:06:36 +0000 | [diff] [blame] | 404 | } |