2 * Copyright (C)2009-2014, 2017 D. R. Commander. All Rights Reserved.
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions are met:
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.
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.
30 * This program tests the various code paths in the TurboJPEG C Wrapper
38 #include "./turbojpeg.h"
41 #define random() rand()
45 void usage(char *progName)
47 printf("\nUSAGE: %s [options]\n\n", progName);
49 printf("-yuv = test YUV encoding/decoding support\n");
50 printf("-noyuvpad = do not pad each line of each Y, U, and V plane to the nearest\n");
51 printf(" 4-byte boundary\n");
52 printf("-alloc = test automatic buffer allocation\n\n");
57 #define _throwtj() {printf("TurboJPEG ERROR:\n%s\n", tjGetErrorStr()); \
59 #define _tj(f) {if((f)==-1) _throwtj();}
60 #define _throw(m) {printf("ERROR: %s\n", m); bailout();}
62 const char *subNameLong[TJ_NUMSAMP]=
64 "4:4:4", "4:2:2", "4:2:0", "GRAY", "4:4:0", "4:1:1"
66 const char *subName[TJ_NUMSAMP]={"444", "422", "420", "GRAY", "440", "411"};
68 const char *pixFormatStr[TJ_NUMPF]=
70 "RGB", "BGR", "RGBX", "BGRX", "XBGR", "XRGB", "Grayscale",
71 "RGBA", "BGRA", "ABGR", "ARGB", "CMYK"
74 const int alphaOffset[TJ_NUMPF] = {-1, -1, -1, -1, -1, -1, -1, 3, 3, 0, 0, -1};
76 const int _3byteFormats[]={TJPF_RGB, TJPF_BGR};
77 const int _4byteFormats[]={TJPF_RGBX, TJPF_BGRX, TJPF_XBGR, TJPF_XRGB,
79 const int _onlyGray[]={TJPF_GRAY};
80 const int _onlyRGB[]={TJPF_RGB};
82 int doyuv=0, alloc=0, pad=4;
85 #define bailout() {exitStatus=-1; goto bailout;}
88 void initBuf(unsigned char *buf, int w, int h, int pf, int flags)
90 int roffset=tjRedOffset[pf];
91 int goffset=tjGreenOffset[pf];
92 int boffset=tjBlueOffset[pf];
93 int ps=tjPixelSize[pf];
94 int index, row, col, halfway=16;
98 memset(buf, 0, w*h*ps);
99 for(row=0; row<h; row++)
101 for(col=0; col<w; col++)
103 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col;
104 else index=row*w+col;
105 if(((row/8)+(col/8))%2==0) buf[index]=(row<halfway)? 255:0;
106 else buf[index]=(row<halfway)? 76:226;
110 else if(pf==TJPF_CMYK)
112 memset(buf, 255, w*h*ps);
113 for(row=0; row<h; row++)
115 for(col=0; col<w; col++)
117 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col;
118 else index=row*w+col;
119 if(((row/8)+(col/8))%2==0)
121 if(row>=halfway) buf[index*ps+3]=0;
126 if(row<halfway) buf[index*ps+1]=0;
133 memset(buf, 0, w*h*ps);
134 for(row=0; row<h; row++)
136 for(col=0; col<w; col++)
138 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col;
139 else index=row*w+col;
140 if(((row/8)+(col/8))%2==0)
144 buf[index*ps+roffset]=255;
145 buf[index*ps+goffset]=255;
146 buf[index*ps+boffset]=255;
151 buf[index*ps+roffset]=255;
152 if(row>=halfway) buf[index*ps+goffset]=255;
160 #define checkval(v, cv) { \
161 if(v<cv-1 || v>cv+1) { \
162 printf("\nComp. %s at %d,%d should be %d, not %d\n", \
163 #v, row, col, cv, v); \
164 retval=0; exitStatus=-1; goto bailout; \
167 #define checkval0(v) { \
169 printf("\nComp. %s at %d,%d should be 0, not %d\n", #v, row, col, v); \
170 retval=0; exitStatus=-1; goto bailout; \
173 #define checkval255(v) { \
175 printf("\nComp. %s at %d,%d should be 255, not %d\n", #v, row, col, v); \
176 retval=0; exitStatus=-1; goto bailout; \
180 int checkBuf(unsigned char *buf, int w, int h, int pf, int subsamp,
181 tjscalingfactor sf, int flags)
183 int roffset=tjRedOffset[pf];
184 int goffset=tjGreenOffset[pf];
185 int boffset=tjBlueOffset[pf];
186 int aoffset=alphaOffset[pf];
187 int ps=tjPixelSize[pf];
188 int index, row, col, retval=1;
189 int halfway=16*sf.num/sf.denom;
190 int blocksize=8*sf.num/sf.denom;
194 for(row=0; row<h; row++)
196 for(col=0; col<w; col++)
198 unsigned char c, m, y, k;
199 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col;
200 else index=row*w+col;
205 if(((row/blocksize)+(col/blocksize))%2==0)
207 checkval255(c); checkval255(m); checkval255(y);
208 if(row<halfway) checkval255(k)
213 checkval255(c); checkval0(y); checkval255(k);
214 if(row<halfway) checkval0(m)
222 for(row=0; row<h; row++)
224 for(col=0; col<w; col++)
226 unsigned char r, g, b, a;
227 if(flags&TJFLAG_BOTTOMUP) index=(h-row-1)*w+col;
228 else index=row*w+col;
229 r=buf[index*ps+roffset];
230 g=buf[index*ps+goffset];
231 b=buf[index*ps+boffset];
232 a=aoffset>=0? buf[index*ps+aoffset]:0xFF;
233 if(((row/blocksize)+(col/blocksize))%2==0)
237 checkval255(r); checkval255(g); checkval255(b);
241 checkval0(r); checkval0(g); checkval0(b);
246 if(subsamp==TJSAMP_GRAY)
250 checkval(r, 76); checkval(g, 76); checkval(b, 76);
254 checkval(r, 226); checkval(g, 226); checkval(b, 226);
261 checkval255(r); checkval0(g); checkval0(b);
265 checkval255(r); checkval255(g); checkval0(b);
276 for(row=0; row<h; row++)
278 for(col=0; col<w; col++)
281 printf("%.3d/%.3d/%.3d/%.3d ", buf[(row*w+col)*ps],
282 buf[(row*w+col)*ps+1], buf[(row*w+col)*ps+2],
283 buf[(row*w+col)*ps+3]);
285 printf("%.3d/%.3d/%.3d ", buf[(row*w+col)*ps+roffset],
286 buf[(row*w+col)*ps+goffset], buf[(row*w+col)*ps+boffset]);
295 #define PAD(v, p) ((v+(p)-1)&(~((p)-1)))
297 int checkBufYUV(unsigned char *buf, int w, int h, int subsamp,
301 int hsf=tjMCUWidth[subsamp]/8, vsf=tjMCUHeight[subsamp]/8;
302 int pw=PAD(w, hsf), ph=PAD(h, vsf);
303 int cw=pw/hsf, ch=ph/vsf;
304 int ypitch=PAD(pw, pad), uvpitch=PAD(cw, pad);
306 int halfway=16*sf.num/sf.denom;
307 int blocksize=8*sf.num/sf.denom;
309 for(row=0; row<ph; row++)
311 for(col=0; col<pw; col++)
313 unsigned char y=buf[ypitch*row+col];
314 if(((row/blocksize)+(col/blocksize))%2==0)
316 if(row<halfway) checkval255(y) else checkval0(y);
320 if(row<halfway) checkval(y, 76) else checkval(y, 226);
324 if(subsamp!=TJSAMP_GRAY)
326 int halfway=16/vsf*sf.num/sf.denom;
327 for(row=0; row<ch; row++)
329 for(col=0; col<cw; col++)
331 unsigned char u=buf[ypitch*ph + (uvpitch*row+col)],
332 v=buf[ypitch*ph + uvpitch*ch + (uvpitch*row+col)];
333 if(((row*vsf/blocksize)+(col*hsf/blocksize))%2==0)
335 checkval(u, 128); checkval(v, 128);
341 checkval(u, 85); checkval255(v);
345 checkval0(u); checkval(v, 149);
355 for(row=0; row<ph; row++)
357 for(col=0; col<pw; col++)
358 printf("%.3d ", buf[ypitch*row+col]);
362 for(row=0; row<ch; row++)
364 for(col=0; col<cw; col++)
365 printf("%.3d ", buf[ypitch*ph + (uvpitch*row+col)]);
369 for(row=0; row<ch; row++)
371 for(col=0; col<cw; col++)
372 printf("%.3d ", buf[ypitch*ph + uvpitch*ch + (uvpitch*row+col)]);
381 void writeJPEG(unsigned char *jpegBuf, unsigned long jpegSize, char *filename)
383 FILE *file=fopen(filename, "wb");
384 if(!file || fwrite(jpegBuf, jpegSize, 1, file)!=1)
386 printf("ERROR: Could not write to %s.\n%s\n", filename, strerror(errno));
391 if(file) fclose(file);
395 void compTest(tjhandle handle, unsigned char **dstBuf,
396 unsigned long *dstSize, int w, int h, int pf, char *basename,
397 int subsamp, int jpegQual, int flags)
399 char tempStr[1024]; unsigned char *srcBuf=NULL, *yuvBuf=NULL;
400 const char *pfStr=pixFormatStr[pf];
401 const char *buStrLong=(flags&TJFLAG_BOTTOMUP)? "Bottom-Up":"Top-Down ";
402 const char *buStr=(flags&TJFLAG_BOTTOMUP)? "BU":"TD";
404 if((srcBuf=(unsigned char *)malloc(w*h*tjPixelSize[pf]))==NULL)
405 _throw("Memory allocation failure");
406 initBuf(srcBuf, w, h, pf, flags);
408 if(*dstBuf && *dstSize>0) memset(*dstBuf, 0, *dstSize);
411 if(!alloc) flags|=TJFLAG_NOREALLOC;
414 unsigned long yuvSize=tjBufSizeYUV2(w, pad, h, subsamp);
415 tjscalingfactor sf={1, 1};
416 tjhandle handle2=tjInitCompress();
417 if(!handle2) _throwtj();
419 if((yuvBuf=(unsigned char *)malloc(yuvSize))==NULL)
420 _throw("Memory allocation failure");
421 memset(yuvBuf, 0, yuvSize);
423 printf("%s %s -> YUV %s ... ", pfStr, buStrLong, subNameLong[subsamp]);
424 _tj(tjEncodeYUV3(handle2, srcBuf, w, 0, h, pf, yuvBuf, pad, subsamp,
427 if(checkBufYUV(yuvBuf, w, h, subsamp, sf)) printf("Passed.\n");
428 else printf("FAILED!\n");
430 printf("YUV %s %s -> JPEG Q%d ... ", subNameLong[subsamp], buStrLong,
432 _tj(tjCompressFromYUV(handle, yuvBuf, w, pad, h, subsamp, dstBuf,
433 dstSize, jpegQual, flags));
437 printf("%s %s -> %s Q%d ... ", pfStr, buStrLong, subNameLong[subsamp],
439 _tj(tjCompress2(handle, srcBuf, w, 0, h, pf, dstBuf, dstSize, subsamp,
443 snprintf(tempStr, 1024, "%s_enc_%s_%s_%s_Q%d.jpg", basename, pfStr, buStr,
444 subName[subsamp], jpegQual);
445 writeJPEG(*dstBuf, *dstSize, tempStr);
446 printf("Done.\n Result in %s\n", tempStr);
449 if(yuvBuf) free(yuvBuf);
450 if(srcBuf) free(srcBuf);
454 void _decompTest(tjhandle handle, unsigned char *jpegBuf,
455 unsigned long jpegSize, int w, int h, int pf, char *basename, int subsamp,
456 int flags, tjscalingfactor sf)
458 unsigned char *dstBuf=NULL, *yuvBuf=NULL;
459 int _hdrw=0, _hdrh=0, _hdrsubsamp=-1;
460 int scaledWidth=TJSCALED(w, sf);
461 int scaledHeight=TJSCALED(h, sf);
462 unsigned long dstSize=0;
464 _tj(tjDecompressHeader2(handle, jpegBuf, jpegSize, &_hdrw, &_hdrh,
466 if(_hdrw!=w || _hdrh!=h || _hdrsubsamp!=subsamp)
467 _throw("Incorrect JPEG header");
469 dstSize=scaledWidth*scaledHeight*tjPixelSize[pf];
470 if((dstBuf=(unsigned char *)malloc(dstSize))==NULL)
471 _throw("Memory allocation failure");
472 memset(dstBuf, 0, dstSize);
476 unsigned long yuvSize=tjBufSizeYUV2(scaledWidth, pad, scaledHeight,
478 tjhandle handle2=tjInitDecompress();
479 if(!handle2) _throwtj();
481 if((yuvBuf=(unsigned char *)malloc(yuvSize))==NULL)
482 _throw("Memory allocation failure");
483 memset(yuvBuf, 0, yuvSize);
485 printf("JPEG -> YUV %s ", subNameLong[subsamp]);
486 if(sf.num!=1 || sf.denom!=1)
487 printf("%d/%d ... ", sf.num, sf.denom);
489 _tj(tjDecompressToYUV2(handle, jpegBuf, jpegSize, yuvBuf, scaledWidth,
490 pad, scaledHeight, flags));
491 if(checkBufYUV(yuvBuf, scaledWidth, scaledHeight, subsamp, sf))
493 else printf("FAILED!\n");
495 printf("YUV %s -> %s %s ... ", subNameLong[subsamp], pixFormatStr[pf],
496 (flags&TJFLAG_BOTTOMUP)? "Bottom-Up":"Top-Down ");
497 _tj(tjDecodeYUV(handle2, yuvBuf, pad, subsamp, dstBuf, scaledWidth, 0,
498 scaledHeight, pf, flags));
503 printf("JPEG -> %s %s ", pixFormatStr[pf],
504 (flags&TJFLAG_BOTTOMUP)? "Bottom-Up":"Top-Down ");
505 if(sf.num!=1 || sf.denom!=1)
506 printf("%d/%d ... ", sf.num, sf.denom);
508 _tj(tjDecompress2(handle, jpegBuf, jpegSize, dstBuf, scaledWidth, 0,
509 scaledHeight, pf, flags));
512 if(checkBuf(dstBuf, scaledWidth, scaledHeight, pf, subsamp, sf, flags))
514 else printf("FAILED!");
518 if(yuvBuf) free(yuvBuf);
519 if(dstBuf) free(dstBuf);
523 void decompTest(tjhandle handle, unsigned char *jpegBuf,
524 unsigned long jpegSize, int w, int h, int pf, char *basename, int subsamp,
528 tjscalingfactor *sf=tjGetScalingFactors(&n);
529 if(!sf || !n) _throwtj();
533 if(subsamp==TJSAMP_444 || subsamp==TJSAMP_GRAY ||
534 (subsamp==TJSAMP_411 && sf[i].num==1 &&
535 (sf[i].denom==2 || sf[i].denom==1)) ||
536 (subsamp!=TJSAMP_411 && sf[i].num==1 &&
537 (sf[i].denom==4 || sf[i].denom==2 || sf[i].denom==1)))
538 _decompTest(handle, jpegBuf, jpegSize, w, h, pf, basename, subsamp,
547 void doTest(int w, int h, const int *formats, int nformats, int subsamp,
550 tjhandle chandle=NULL, dhandle=NULL;
551 unsigned char *dstBuf=NULL;
552 unsigned long size=0; int pfi, pf, i;
555 size=tjBufSize(w, h, subsamp);
557 if((dstBuf=(unsigned char *)tjAlloc(size))==NULL)
558 _throw("Memory allocation failure.");
560 if((chandle=tjInitCompress())==NULL || (dhandle=tjInitDecompress())==NULL)
563 for(pfi=0; pfi<nformats; pfi++)
568 if(subsamp==TJSAMP_422 || subsamp==TJSAMP_420 || subsamp==TJSAMP_440 ||
570 flags|=TJFLAG_FASTUPSAMPLE;
571 if(i==1) flags|=TJFLAG_BOTTOMUP;
573 compTest(chandle, &dstBuf, &size, w, h, pf, basename, subsamp, 100,
575 decompTest(dhandle, dstBuf, size, w, h, pf, basename, subsamp,
577 if(pf>=TJPF_RGBX && pf<=TJPF_XRGB)
580 decompTest(dhandle, dstBuf, size, w, h, pf+(TJPF_RGBA-TJPF_RGBX),
581 basename, subsamp, flags);
586 printf("--------------------\n\n");
589 if(chandle) tjDestroy(chandle);
590 if(dhandle) tjDestroy(dhandle);
592 if(dstBuf) tjFree(dstBuf);
596 void bufSizeTest(void)
598 int w, h, i, subsamp;
599 unsigned char *srcBuf=NULL, *dstBuf=NULL;
600 tjhandle handle=NULL;
601 unsigned long dstSize=0;
603 if((handle=tjInitCompress())==NULL) _throwtj();
605 printf("Buffer size regression test\n");
606 for(subsamp=0; subsamp<TJ_NUMSAMP; subsamp++)
610 int maxh=(w==1)? 2048:48;
611 for(h=1; h<maxh; h++)
613 if(h%100==0) printf("%.4d x %.4d\b\b\b\b\b\b\b\b\b\b\b", w, h);
614 if((srcBuf=(unsigned char *)malloc(w*h*4))==NULL)
615 _throw("Memory allocation failure");
618 if(doyuv) dstSize=tjBufSizeYUV2(w, pad, h, subsamp);
619 else dstSize=tjBufSize(w, h, subsamp);
620 if((dstBuf=(unsigned char *)tjAlloc(dstSize))==NULL)
621 _throw("Memory allocation failure");
624 for(i=0; i<w*h*4; i++)
626 if(random()<RAND_MAX/2) srcBuf[i]=0;
632 _tj(tjEncodeYUV3(handle, srcBuf, w, 0, h, TJPF_BGRX, dstBuf, pad,
637 _tj(tjCompress2(handle, srcBuf, w, 0, h, TJPF_BGRX, &dstBuf,
638 &dstSize, subsamp, 100, alloc? 0:TJFLAG_NOREALLOC));
640 free(srcBuf); srcBuf=NULL;
643 tjFree(dstBuf); dstBuf=NULL;
646 if((srcBuf=(unsigned char *)malloc(h*w*4))==NULL)
647 _throw("Memory allocation failure");
650 if(doyuv) dstSize=tjBufSizeYUV2(h, pad, w, subsamp);
651 else dstSize=tjBufSize(h, w, subsamp);
652 if((dstBuf=(unsigned char *)tjAlloc(dstSize))==NULL)
653 _throw("Memory allocation failure");
656 for(i=0; i<h*w*4; i++)
658 if(random()<RAND_MAX/2) srcBuf[i]=0;
664 _tj(tjEncodeYUV3(handle, srcBuf, h, 0, w, TJPF_BGRX, dstBuf, pad,
669 _tj(tjCompress2(handle, srcBuf, h, 0, w, TJPF_BGRX, &dstBuf,
670 &dstSize, subsamp, 100, alloc? 0:TJFLAG_NOREALLOC));
672 free(srcBuf); srcBuf=NULL;
675 tjFree(dstBuf); dstBuf=NULL;
683 if(srcBuf) free(srcBuf);
684 if(dstBuf) tjFree(dstBuf);
685 if(handle) tjDestroy(handle);
689 int main(int argc, char *argv[])
693 srand((unsigned int)time(NULL));
697 for(i=1; i<argc; i++)
699 if(!strcasecmp(argv[i], "-yuv")) doyuv=1;
700 else if(!strcasecmp(argv[i], "-noyuvpad")) pad=1;
701 else if(!strcasecmp(argv[i], "-alloc")) alloc=1;
705 if(alloc) printf("Testing automatic buffer allocation\n");
707 doTest(35, 39, _3byteFormats, 2, TJSAMP_444, "test");
708 doTest(39, 41, _4byteFormats, num4bf, TJSAMP_444, "test");
709 doTest(41, 35, _3byteFormats, 2, TJSAMP_422, "test");
710 doTest(35, 39, _4byteFormats, num4bf, TJSAMP_422, "test");
711 doTest(39, 41, _3byteFormats, 2, TJSAMP_420, "test");
712 doTest(41, 35, _4byteFormats, num4bf, TJSAMP_420, "test");
713 doTest(35, 39, _3byteFormats, 2, TJSAMP_440, "test");
714 doTest(39, 41, _4byteFormats, num4bf, TJSAMP_440, "test");
715 doTest(41, 35, _3byteFormats, 2, TJSAMP_411, "test");
716 doTest(35, 39, _4byteFormats, num4bf, TJSAMP_411, "test");
717 doTest(39, 41, _onlyGray, 1, TJSAMP_GRAY, "test");
718 doTest(41, 35, _3byteFormats, 2, TJSAMP_GRAY, "test");
719 doTest(35, 39, _4byteFormats, 4, TJSAMP_GRAY, "test");
723 printf("\n--------------------\n\n");
724 doTest(48, 48, _onlyRGB, 1, TJSAMP_444, "test_yuv0");
725 doTest(48, 48, _onlyRGB, 1, TJSAMP_422, "test_yuv0");
726 doTest(48, 48, _onlyRGB, 1, TJSAMP_420, "test_yuv0");
727 doTest(48, 48, _onlyRGB, 1, TJSAMP_440, "test_yuv0");
728 doTest(48, 48, _onlyRGB, 1, TJSAMP_411, "test_yuv0");
729 doTest(48, 48, _onlyRGB, 1, TJSAMP_GRAY, "test_yuv0");
730 doTest(48, 48, _onlyGray, 1, TJSAMP_GRAY, "test_yuv0");