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| 1 /* |
| 2 * Copyright (C)2009-2011 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 /* |
| 30 * This program tests the various code paths in the TurboJPEG C Wrapper |
| 31 */ |
| 32 |
| 33 #include <stdio.h> |
| 34 #include <stdlib.h> |
| 35 #include <string.h> |
| 36 #include <errno.h> |
| 37 #include "./tjutil.h" |
| 38 #include "./turbojpeg.h" |
| 39 #ifdef _WIN32 |
| 40 #include <time.h> |
| 41 #define random() rand() |
| 42 #endif |
| 43 |
| 44 |
| 45 void usage(char *progName) |
| 46 { |
| 47 printf("\nUSAGE: %s [options]\n", progName); |
| 48 printf("Options:\n"); |
| 49 printf("-yuv = test YUV encoding/decoding support\n"); |
| 50 printf("-alloc = test automatic buffer allocation\n"); |
| 51 exit(1); |
| 52 } |
| 53 |
| 54 |
| 55 #define _throwtj() {printf("TurboJPEG ERROR:\n%s\n", tjGetErrorStr()); \ |
| 56 bailout();} |
| 57 #define _tj(f) {if((f)==-1) _throwtj();} |
| 58 #define _throw(m) {printf("ERROR: %s\n", m); bailout();} |
| 59 |
| 60 const char *subNameLong[TJ_NUMSAMP]= |
| 61 { |
| 62 "4:4:4", "4:2:2", "4:2:0", "GRAY", "4:4:0" |
| 63 }; |
| 64 const char *subName[TJ_NUMSAMP]={"444", "422", "420", "GRAY", "440"}; |
| 65 |
| 66 const char *pixFormatStr[TJ_NUMPF]= |
| 67 { |
| 68 "RGB", "BGR", "RGBX", "BGRX", "XBGR", "XRGB", "Grayscale" |
| 69 }; |
| 70 |
| 71 const int _3byteFormats[]={TJPF_RGB, TJPF_BGR}; |
| 72 const int _4byteFormats[]={TJPF_RGBX, TJPF_BGRX, TJPF_XBGR, TJPF_XRGB}; |
| 73 const int _onlyGray[]={TJPF_GRAY}; |
| 74 const int _onlyRGB[]={TJPF_RGB}; |
| 75 |
| 76 enum {YUVENCODE=1, YUVDECODE}; |
| 77 int yuv=0, alloc=0; |
| 78 |
| 79 int exitStatus=0; |
| 80 #define bailout() {exitStatus=-1; goto bailout;} |
| 81 |
| 82 |
| 83 void initBuf(unsigned char *buf, int w, int h, int pf, int flags) |
| 84 { |
| 85 int roffset=tjRedOffset[pf]; |
| 86 int goffset=tjGreenOffset[pf]; |
| 87 int boffset=tjBlueOffset[pf]; |
| 88 int ps=tjPixelSize[pf]; |
| 89 int index, row, col, halfway=16; |
| 90 |
| 91 memset(buf, 0, w*h*ps); |
| 92 if(pf==TJPF_GRAY) |
| 93 { |
| 94 for(row=0; row<h; row++) |
| 95 { |
| 96 for(col=0; col<w; col++) |
| 97 { |
| 98 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col; |
| 99 else index=row*w+col; |
| 100 if(((row/8)+(col/8))%2==0) buf[index]=(row<halfw
ay)? 255:0; |
| 101 else buf[index]=(row<halfway)? 76:226; |
| 102 } |
| 103 } |
| 104 } |
| 105 else |
| 106 { |
| 107 for(row=0; row<h; row++) |
| 108 { |
| 109 for(col=0; col<w; col++) |
| 110 { |
| 111 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col; |
| 112 else index=row*w+col; |
| 113 if(((row/8)+(col/8))%2==0) |
| 114 { |
| 115 if(row<halfway) |
| 116 { |
| 117 buf[index*ps+roffset]=255; |
| 118 buf[index*ps+goffset]=255; |
| 119 buf[index*ps+boffset]=255; |
| 120 } |
| 121 } |
| 122 else |
| 123 { |
| 124 buf[index*ps+roffset]=255; |
| 125 if(row>=halfway) buf[index*ps+goffset]=2
55; |
| 126 } |
| 127 } |
| 128 } |
| 129 } |
| 130 } |
| 131 |
| 132 |
| 133 #define checkval(v, cv) { \ |
| 134 if(v<cv-1 || v>cv+1) { \ |
| 135 printf("\nComp. %s at %d,%d should be %d, not %d\n", \ |
| 136 #v, row, col, cv, v); \ |
| 137 retval=0; exitStatus=-1; goto bailout; \ |
| 138 }} |
| 139 |
| 140 #define checkval0(v) { \ |
| 141 if(v>1) { \ |
| 142 printf("\nComp. %s at %d,%d should be 0, not %d\n", #v, row, col
, v); \ |
| 143 retval=0; exitStatus=-1; goto bailout; \ |
| 144 }} |
| 145 |
| 146 #define checkval255(v) { \ |
| 147 if(v<254) { \ |
| 148 printf("\nComp. %s at %d,%d should be 255, not %d\n", #v, row, c
ol, v); \ |
| 149 retval=0; exitStatus=-1; goto bailout; \ |
| 150 }} |
| 151 |
| 152 |
| 153 int checkBuf(unsigned char *buf, int w, int h, int pf, int subsamp, |
| 154 tjscalingfactor sf, int flags) |
| 155 { |
| 156 int roffset=tjRedOffset[pf]; |
| 157 int goffset=tjGreenOffset[pf]; |
| 158 int boffset=tjBlueOffset[pf]; |
| 159 int ps=tjPixelSize[pf]; |
| 160 int index, row, col, retval=1; |
| 161 int halfway=16*sf.num/sf.denom; |
| 162 int blocksize=8*sf.num/sf.denom; |
| 163 |
| 164 for(row=0; row<h; row++) |
| 165 { |
| 166 for(col=0; col<w; col++) |
| 167 { |
| 168 unsigned char r, g, b; |
| 169 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col; |
| 170 else index=row*w+col; |
| 171 r=buf[index*ps+roffset]; |
| 172 g=buf[index*ps+goffset]; |
| 173 b=buf[index*ps+boffset]; |
| 174 if(((row/blocksize)+(col/blocksize))%2==0) |
| 175 { |
| 176 if(row<halfway) |
| 177 { |
| 178 checkval255(r); checkval255(g); checkv
al255(b); |
| 179 } |
| 180 else |
| 181 { |
| 182 checkval0(r); checkval0(g); checkval0(
b); |
| 183 } |
| 184 } |
| 185 else |
| 186 { |
| 187 if(subsamp==TJSAMP_GRAY) |
| 188 { |
| 189 if(row<halfway) |
| 190 { |
| 191 checkval(r, 76); checkval(g, 76
); checkval(b, 76); |
| 192 } |
| 193 else |
| 194 { |
| 195 checkval(r, 226); checkval(g, 2
26); checkval(b, 226); |
| 196 } |
| 197 } |
| 198 else |
| 199 { |
| 200 if(row<halfway) |
| 201 { |
| 202 checkval255(r); checkval0(g);
checkval0(b); |
| 203 } |
| 204 else |
| 205 { |
| 206 checkval255(r); checkval255(g);
checkval0(b); |
| 207 } |
| 208 } |
| 209 } |
| 210 } |
| 211 } |
| 212 |
| 213 bailout: |
| 214 if(retval==0) |
| 215 { |
| 216 printf("\n"); |
| 217 for(row=0; row<h; row++) |
| 218 { |
| 219 for(col=0; col<w; col++) |
| 220 { |
| 221 printf("%.3d/%.3d/%.3d ", buf[(row*w+col)*ps+rof
fset], |
| 222 buf[(row*w+col)*ps+goffset], buf[(row*w+
col)*ps+boffset]); |
| 223 } |
| 224 printf("\n"); |
| 225 } |
| 226 } |
| 227 return retval; |
| 228 } |
| 229 |
| 230 |
| 231 #define PAD(v, p) ((v+(p)-1)&(~((p)-1))) |
| 232 |
| 233 int checkBufYUV(unsigned char *buf, int w, int h, int subsamp) |
| 234 { |
| 235 int row, col; |
| 236 int hsf=tjMCUWidth[subsamp]/8, vsf=tjMCUHeight[subsamp]/8; |
| 237 int pw=PAD(w, hsf), ph=PAD(h, vsf); |
| 238 int cw=pw/hsf, ch=ph/vsf; |
| 239 int ypitch=PAD(pw, 4), uvpitch=PAD(cw, 4); |
| 240 int retval=1; |
| 241 int halfway=16; |
| 242 |
| 243 for(row=0; row<ph; row++) |
| 244 { |
| 245 for(col=0; col<pw; col++) |
| 246 { |
| 247 unsigned char y=buf[ypitch*row+col]; |
| 248 if(((row/8)+(col/8))%2==0) |
| 249 { |
| 250 if(row<halfway) checkval255(y) else checkval0(y
); |
| 251 } |
| 252 else |
| 253 { |
| 254 if(row<halfway) checkval(y, 76) else checkval(y
, 226); |
| 255 } |
| 256 } |
| 257 } |
| 258 if(subsamp!=TJSAMP_GRAY) |
| 259 { |
| 260 halfway=16/vsf; |
| 261 for(row=0; row<ch; row++) |
| 262 { |
| 263 for(col=0; col<cw; col++) |
| 264 { |
| 265 unsigned char u=buf[ypitch*ph + (uvpitch*row+col
)], |
| 266 v=buf[ypitch*ph + uvpitch*ch + (uvpitch*
row+col)]; |
| 267 if(((row*vsf/8)+(col*hsf/8))%2==0) |
| 268 { |
| 269 checkval(u, 128); checkval(v, 128); |
| 270 } |
| 271 else |
| 272 { |
| 273 if(row<halfway) |
| 274 { |
| 275 checkval(u, 85); checkval255(v)
; |
| 276 } |
| 277 else |
| 278 { |
| 279 checkval0(u); checkval(v, 149); |
| 280 } |
| 281 } |
| 282 } |
| 283 } |
| 284 } |
| 285 |
| 286 bailout: |
| 287 if(retval==0) |
| 288 { |
| 289 for(row=0; row<ph; row++) |
| 290 { |
| 291 for(col=0; col<pw; col++) |
| 292 printf("%.3d ", buf[ypitch*row+col]); |
| 293 printf("\n"); |
| 294 } |
| 295 printf("\n"); |
| 296 for(row=0; row<ch; row++) |
| 297 { |
| 298 for(col=0; col<cw; col++) |
| 299 printf("%.3d ", buf[ypitch*ph + (uvpitch*row+col
)]); |
| 300 printf("\n"); |
| 301 } |
| 302 printf("\n"); |
| 303 for(row=0; row<ch; row++) |
| 304 { |
| 305 for(col=0; col<cw; col++) |
| 306 printf("%.3d ", buf[ypitch*ph + uvpitch*ch + (uv
pitch*row+col)]); |
| 307 printf("\n"); |
| 308 } |
| 309 printf("\n"); |
| 310 } |
| 311 |
| 312 return retval; |
| 313 } |
| 314 |
| 315 |
| 316 void writeJPEG(unsigned char *jpegBuf, unsigned long jpegSize, char *filename) |
| 317 { |
| 318 FILE *file=fopen(filename, "wb"); |
| 319 if(!file || fwrite(jpegBuf, jpegSize, 1, file)!=1) |
| 320 { |
| 321 printf("ERROR: Could not write to %s.\n%s\n", filename, strerror
(errno)); |
| 322 bailout(); |
| 323 } |
| 324 |
| 325 bailout: |
| 326 if(file) fclose(file); |
| 327 } |
| 328 |
| 329 |
| 330 void compTest(tjhandle handle, unsigned char **dstBuf, |
| 331 unsigned long *dstSize, int w, int h, int pf, char *basename, |
| 332 int subsamp, int jpegQual, int flags) |
| 333 { |
| 334 char tempStr[1024]; unsigned char *srcBuf=NULL; |
| 335 double t; |
| 336 |
| 337 if(yuv==YUVENCODE) |
| 338 printf("%s %s -> %s YUV ... ", pixFormatStr[pf], |
| 339 (flags&TJFLAG_BOTTOMUP)? "Bottom-Up":"Top-Down ", subNam
eLong[subsamp]); |
| 340 else |
| 341 printf("%s %s -> %s Q%d ... ", pixFormatStr[pf], |
| 342 (flags&TJFLAG_BOTTOMUP)? "Bottom-Up":"Top-Down ", subNam
eLong[subsamp], |
| 343 jpegQual); |
| 344 |
| 345 if((srcBuf=(unsigned char *)malloc(w*h*tjPixelSize[pf]))==NULL) |
| 346 _throw("Memory allocation failure"); |
| 347 initBuf(srcBuf, w, h, pf, flags); |
| 348 if(*dstBuf && *dstSize>0) memset(*dstBuf, 0, *dstSize); |
| 349 |
| 350 t=gettime(); |
| 351 if(yuv==YUVENCODE) |
| 352 { |
| 353 _tj(tjEncodeYUV2(handle, srcBuf, w, 0, h, pf, *dstBuf, subsamp,
flags)); |
| 354 } |
| 355 else |
| 356 { |
| 357 if(!alloc) |
| 358 { |
| 359 flags|=TJFLAG_NOREALLOC; |
| 360 *dstSize=(yuv==YUVENCODE? tjBufSizeYUV(w, h, subsamp) |
| 361 : tjBufSize(w, h, subsamp)); |
| 362 } |
| 363 _tj(tjCompress2(handle, srcBuf, w, 0, h, pf, dstBuf, dstSize, su
bsamp, |
| 364 jpegQual, flags)); |
| 365 } |
| 366 t=gettime()-t; |
| 367 |
| 368 if(yuv==YUVENCODE) |
| 369 snprintf(tempStr, 1024, "%s_enc_%s_%s_%s.yuv", basename, pixForm
atStr[pf], |
| 370 (flags&TJFLAG_BOTTOMUP)? "BU":"TD", subName[subsamp]); |
| 371 else |
| 372 snprintf(tempStr, 1024, "%s_enc_%s_%s_%s_Q%d.jpg", basename, |
| 373 pixFormatStr[pf], (flags&TJFLAG_BOTTOMUP)? "BU":"TD", su
bName[subsamp], |
| 374 jpegQual); |
| 375 writeJPEG(*dstBuf, *dstSize, tempStr); |
| 376 if(yuv==YUVENCODE) |
| 377 { |
| 378 if(checkBufYUV(*dstBuf, w, h, subsamp)) printf("Passed."); |
| 379 else printf("FAILED!"); |
| 380 } |
| 381 else printf("Done."); |
| 382 printf(" %f ms\n Result in %s\n", t*1000., tempStr); |
| 383 |
| 384 bailout: |
| 385 if(srcBuf) free(srcBuf); |
| 386 } |
| 387 |
| 388 |
| 389 void _decompTest(tjhandle handle, unsigned char *jpegBuf, |
| 390 unsigned long jpegSize, int w, int h, int pf, char *basename, int subsam
p, |
| 391 int flags, tjscalingfactor sf) |
| 392 { |
| 393 unsigned char *dstBuf=NULL; |
| 394 int _hdrw=0, _hdrh=0, _hdrsubsamp=-1; double t; |
| 395 int scaledWidth=TJSCALED(w, sf); |
| 396 int scaledHeight=TJSCALED(h, sf); |
| 397 unsigned long dstSize=0; |
| 398 |
| 399 if(yuv==YUVENCODE) return; |
| 400 |
| 401 if(yuv==YUVDECODE) |
| 402 printf("JPEG -> YUV %s ... ", subName[subsamp]); |
| 403 else |
| 404 { |
| 405 printf("JPEG -> %s %s ", pixFormatStr[pf], |
| 406 (flags&TJFLAG_BOTTOMUP)? "Bottom-Up":"Top-Down "); |
| 407 if(sf.num!=1 || sf.denom!=1) |
| 408 printf("%d/%d ... ", sf.num, sf.denom); |
| 409 else printf("... "); |
| 410 } |
| 411 |
| 412 _tj(tjDecompressHeader2(handle, jpegBuf, jpegSize, &_hdrw, &_hdrh, |
| 413 &_hdrsubsamp)); |
| 414 if(_hdrw!=w || _hdrh!=h || _hdrsubsamp!=subsamp) |
| 415 _throw("Incorrect JPEG header"); |
| 416 |
| 417 if(yuv==YUVDECODE) dstSize=tjBufSizeYUV(w, h, subsamp); |
| 418 else dstSize=scaledWidth*scaledHeight*tjPixelSize[pf]; |
| 419 if((dstBuf=(unsigned char *)malloc(dstSize))==NULL) |
| 420 _throw("Memory allocation failure"); |
| 421 memset(dstBuf, 0, dstSize); |
| 422 |
| 423 t=gettime(); |
| 424 if(yuv==YUVDECODE) |
| 425 { |
| 426 _tj(tjDecompressToYUV(handle, jpegBuf, jpegSize, dstBuf, flags))
; |
| 427 } |
| 428 else |
| 429 { |
| 430 _tj(tjDecompress2(handle, jpegBuf, jpegSize, dstBuf, scaledWidth
, 0, |
| 431 scaledHeight, pf, flags)); |
| 432 } |
| 433 t=gettime()-t; |
| 434 |
| 435 if(yuv==YUVDECODE) |
| 436 { |
| 437 if(checkBufYUV(dstBuf, w, h, subsamp)) printf("Passed."); |
| 438 else printf("FAILED!"); |
| 439 } |
| 440 else |
| 441 { |
| 442 if(checkBuf(dstBuf, scaledWidth, scaledHeight, pf, subsamp, sf,
flags)) |
| 443 printf("Passed."); |
| 444 else printf("FAILED!"); |
| 445 } |
| 446 printf(" %f ms\n", t*1000.); |
| 447 |
| 448 bailout: |
| 449 if(dstBuf) free(dstBuf); |
| 450 } |
| 451 |
| 452 |
| 453 void decompTest(tjhandle handle, unsigned char *jpegBuf, |
| 454 unsigned long jpegSize, int w, int h, int pf, char *basename, int subsam
p, |
| 455 int flags) |
| 456 { |
| 457 int i, n=0; |
| 458 tjscalingfactor *sf=tjGetScalingFactors(&n), sf1={1, 1}; |
| 459 if(!sf || !n) _throwtj(); |
| 460 |
| 461 if((subsamp==TJSAMP_444 || subsamp==TJSAMP_GRAY) && !yuv) |
| 462 { |
| 463 for(i=0; i<n; i++) |
| 464 _decompTest(handle, jpegBuf, jpegSize, w, h, pf, basenam
e, subsamp, |
| 465 flags, sf[i]); |
| 466 } |
| 467 else |
| 468 _decompTest(handle, jpegBuf, jpegSize, w, h, pf, basename, subsa
mp, flags, |
| 469 sf1); |
| 470 |
| 471 bailout: |
| 472 printf("\n"); |
| 473 } |
| 474 |
| 475 |
| 476 void doTest(int w, int h, const int *formats, int nformats, int subsamp, |
| 477 char *basename) |
| 478 { |
| 479 tjhandle chandle=NULL, dhandle=NULL; |
| 480 unsigned char *dstBuf=NULL; |
| 481 unsigned long size=0; int pfi, pf, i; |
| 482 |
| 483 if(!alloc) |
| 484 { |
| 485 size=(yuv==YUVENCODE? tjBufSizeYUV(w, h, subsamp) |
| 486 : tjBufSize(w, h, subsamp)); |
| 487 if((dstBuf=(unsigned char *)tjAlloc(size))==NULL) |
| 488 _throw("Memory allocation failure."); |
| 489 } |
| 490 |
| 491 if((chandle=tjInitCompress())==NULL || (dhandle=tjInitDecompress())==NUL
L) |
| 492 _throwtj(); |
| 493 |
| 494 for(pfi=0; pfi<nformats; pfi++) |
| 495 { |
| 496 for(i=0; i<2; i++) |
| 497 { |
| 498 int flags=0; |
| 499 if(i==1) |
| 500 { |
| 501 if(yuv==YUVDECODE) goto bailout; |
| 502 else flags|=TJFLAG_BOTTOMUP; |
| 503 } |
| 504 pf=formats[pfi]; |
| 505 compTest(chandle, &dstBuf, &size, w, h, pf, basename, su
bsamp, 100, |
| 506 flags); |
| 507 decompTest(dhandle, dstBuf, size, w, h, pf, basename, su
bsamp, |
| 508 flags); |
| 509 } |
| 510 } |
| 511 |
| 512 bailout: |
| 513 if(chandle) tjDestroy(chandle); |
| 514 if(dhandle) tjDestroy(dhandle); |
| 515 |
| 516 if(dstBuf) tjFree(dstBuf); |
| 517 } |
| 518 |
| 519 |
| 520 void bufSizeTest(void) |
| 521 { |
| 522 int w, h, i, subsamp; |
| 523 unsigned char *srcBuf=NULL, *jpegBuf=NULL; |
| 524 tjhandle handle=NULL; |
| 525 unsigned long jpegSize=0; |
| 526 |
| 527 if((handle=tjInitCompress())==NULL) _throwtj(); |
| 528 |
| 529 printf("Buffer size regression test\n"); |
| 530 for(subsamp=0; subsamp<TJ_NUMSAMP; subsamp++) |
| 531 { |
| 532 for(w=1; w<48; w++) |
| 533 { |
| 534 int maxh=(w==1)? 2048:48; |
| 535 for(h=1; h<maxh; h++) |
| 536 { |
| 537 if(h%100==0) printf("%.4d x %.4d\b\b\b\b\b\b\b\b
\b\b\b", w, h); |
| 538 if((srcBuf=(unsigned char *)malloc(w*h*4))==NULL
) |
| 539 _throw("Memory allocation failure"); |
| 540 if(!alloc) |
| 541 { |
| 542 if((jpegBuf=(unsigned char *)tjAlloc(tjB
ufSize(w, h, subsamp))) |
| 543 ==NULL) |
| 544 _throw("Memory allocation failur
e"); |
| 545 jpegSize=tjBufSize(w, h, subsamp); |
| 546 } |
| 547 |
| 548 for(i=0; i<w*h*4; i++) |
| 549 { |
| 550 if(random()<RAND_MAX/2) srcBuf[i]=0; |
| 551 else srcBuf[i]=255; |
| 552 } |
| 553 |
| 554 _tj(tjCompress2(handle, srcBuf, w, 0, h, TJPF_BG
RX, &jpegBuf, |
| 555 &jpegSize, subsamp, 100, alloc? 0:TJFLAG
_NOREALLOC)); |
| 556 free(srcBuf); srcBuf=NULL; |
| 557 tjFree(jpegBuf); jpegBuf=NULL; |
| 558 |
| 559 if((srcBuf=(unsigned char *)malloc(h*w*4))==NULL
) |
| 560 _throw("Memory allocation failure"); |
| 561 if(!alloc) |
| 562 { |
| 563 if((jpegBuf=(unsigned char *)tjAlloc(tjB
ufSize(h, w, subsamp))) |
| 564 ==NULL) |
| 565 _throw("Memory allocation failur
e"); |
| 566 jpegSize=tjBufSize(h, w, subsamp); |
| 567 } |
| 568 |
| 569 for(i=0; i<h*w*4; i++) |
| 570 { |
| 571 if(random()<RAND_MAX/2) srcBuf[i]=0; |
| 572 else srcBuf[i]=255; |
| 573 } |
| 574 |
| 575 _tj(tjCompress2(handle, srcBuf, h, 0, w, TJPF_BG
RX, &jpegBuf, |
| 576 &jpegSize, subsamp, 100, alloc? 0:TJFLAG
_NOREALLOC)); |
| 577 free(srcBuf); srcBuf=NULL; |
| 578 tjFree(jpegBuf); jpegBuf=NULL; |
| 579 } |
| 580 } |
| 581 } |
| 582 printf("Done. \n"); |
| 583 |
| 584 bailout: |
| 585 if(srcBuf) free(srcBuf); |
| 586 if(jpegBuf) free(jpegBuf); |
| 587 if(handle) tjDestroy(handle); |
| 588 } |
| 589 |
| 590 |
| 591 int main(int argc, char *argv[]) |
| 592 { |
| 593 int doyuv=0, i; |
| 594 #ifdef _WIN32 |
| 595 srand((unsigned int)time(NULL)); |
| 596 #endif |
| 597 if(argc>1) |
| 598 { |
| 599 for(i=1; i<argc; i++) |
| 600 { |
| 601 if(!strcasecmp(argv[i], "-yuv")) doyuv=1; |
| 602 if(!strcasecmp(argv[i], "-alloc")) alloc=1; |
| 603 if(!strncasecmp(argv[i], "-h", 2) || !strcasecmp(argv[i]
, "-?")) |
| 604 usage(argv[0]); |
| 605 } |
| 606 } |
| 607 if(alloc) printf("Testing automatic buffer allocation\n"); |
| 608 if(doyuv) {yuv=YUVENCODE; alloc=0;} |
| 609 doTest(35, 39, _3byteFormats, 2, TJSAMP_444, "test"); |
| 610 doTest(39, 41, _4byteFormats, 4, TJSAMP_444, "test"); |
| 611 if(doyuv) |
| 612 { |
| 613 doTest(41, 35, _3byteFormats, 2, TJSAMP_422, "test"); |
| 614 doTest(35, 39, _4byteFormats, 4, TJSAMP_422, "test"); |
| 615 doTest(39, 41, _3byteFormats, 2, TJSAMP_420, "test"); |
| 616 doTest(41, 35, _4byteFormats, 4, TJSAMP_420, "test"); |
| 617 doTest(35, 39, _3byteFormats, 2, TJSAMP_440, "test"); |
| 618 doTest(39, 41, _4byteFormats, 4, TJSAMP_440, "test"); |
| 619 } |
| 620 doTest(35, 39, _onlyGray, 1, TJSAMP_GRAY, "test"); |
| 621 doTest(39, 41, _3byteFormats, 2, TJSAMP_GRAY, "test"); |
| 622 doTest(41, 35, _4byteFormats, 4, TJSAMP_GRAY, "test"); |
| 623 if(!doyuv) bufSizeTest(); |
| 624 if(doyuv) |
| 625 { |
| 626 yuv=YUVDECODE; |
| 627 doTest(48, 48, _onlyRGB, 1, TJSAMP_444, "test_yuv0"); |
| 628 doTest(35, 39, _onlyRGB, 1, TJSAMP_444, "test_yuv1"); |
| 629 doTest(48, 48, _onlyRGB, 1, TJSAMP_422, "test_yuv0"); |
| 630 doTest(39, 41, _onlyRGB, 1, TJSAMP_422, "test_yuv1"); |
| 631 doTest(48, 48, _onlyRGB, 1, TJSAMP_420, "test_yuv0"); |
| 632 doTest(41, 35, _onlyRGB, 1, TJSAMP_420, "test_yuv1"); |
| 633 doTest(48, 48, _onlyRGB, 1, TJSAMP_440, "test_yuv0"); |
| 634 doTest(35, 39, _onlyRGB, 1, TJSAMP_440, "test_yuv1"); |
| 635 doTest(48, 48, _onlyRGB, 1, TJSAMP_GRAY, "test_yuv0"); |
| 636 doTest(35, 39, _onlyRGB, 1, TJSAMP_GRAY, "test_yuv1"); |
| 637 doTest(48, 48, _onlyGray, 1, TJSAMP_GRAY, "test_yuv0"); |
| 638 doTest(39, 41, _onlyGray, 1, TJSAMP_GRAY, "test_yuv1"); |
| 639 } |
| 640 |
| 641 return exitStatus; |
| 642 } |
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