1 /*
2 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
3 %                                                                             %
4 %                                                                             %
5 %                                                                             %
6 %                                                                             %
7 %           V   V   AAA   L      IIIII  DDDD    AAA   TTTTT  EEEEE            %
8 %           V   V  A   A  L        I    D   D  A   A    T    E                %
9 %           V   V  AAAAA  L        I    D   D  AAAAA    T    EEE              %
10 %            V V   A   A  L        I    D   D  A   A    T    E                %
11 %             V    A   A  LLLLL  IIIII  DDDD   A   A    T    EEEEE            %
12 %                                                                             %
13 %                                                                             %
14 %                        ImageMagick Validation Suite                         %
15 %                                                                             %
16 %                             Software Design                                 %
17 %                                  Cristy                                     %
18 %                               March 2001                                    %
19 %                                                                             %
20 %                                                                             %
21 %  Copyright 1999-2019 ImageMagick Studio LLC, a non-profit organization      %
22 %  dedicated to making software imaging solutions freely available.           %
23 %                                                                             %
24 %  You may not use this file except in compliance with the License.  You may  %
25 %  obtain a copy of the License at                                            %
26 %                                                                             %
27 %    https://imagemagick.org/script/license.php                               %
28 %                                                                             %
29 %  Unless required by applicable law or agreed to in writing, software        %
30 %  distributed under the License is distributed on an "AS IS" BASIS,          %
31 %  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.   %
32 %  see the License for the specific language governing permissions and        %
33 %  limitations under the License.                                             %
34 %                                                                             %
35 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
36 %
37 %
38 */
39 
40 /*
41   Include declarations.
42 */
43 #include <stdio.h>
44 #include <stdlib.h>
45 #include <string.h>
46 #include <ctype.h>
47 #include <math.h>
48 #include <locale.h>
49 #include "MagickWand/MagickWand.h"
50 #include "MagickCore/colorspace-private.h"
51 #include "MagickCore/gem.h"
52 #include "MagickCore/resource_.h"
53 #include "MagickCore/string-private.h"
54 #include "validate.h"
55 
56 /*
57   Define declarations.
58 */
59 #define CIEEpsilon  (216.0/24389.0)
60 #define CIEK  (24389.0/27.0)
61 #define D65X  0.950456
62 #define D65Y  1.0
63 #define D65Z  1.088754
64 #define ReferenceEpsilon  (QuantumRange*1.0e-2)
65 
66 /*
67 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
68 %                                                                             %
69 %                                                                             %
70 %                                                                             %
71 %   V a l i d a t e C o l o r s p a c e s                                     %
72 %                                                                             %
73 %                                                                             %
74 %                                                                             %
75 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
76 %
77 %  ValidateColorspaces() validates the ImageMagick colorspaces and returns the
78 %  number of validation tests that passed and failed.
79 %
80 %  The format of the ValidateColorspaces method is:
81 %
82 %      size_t ValidateColorspaces(ImageInfo *image_info,size_t *fail,
83 %        ExceptionInfo *exception)
84 %
85 %  A description of each parameter follows:
86 %
87 %    o image_info: the image info.
88 %
89 %    o fail: return the number of validation tests that pass.
90 %
91 %    o exception: return any errors or warnings in this structure.
92 %
93 */
94 
ConvertHSIToRGB(const double hue,const double saturation,const double intensity,double * red,double * green,double * blue)95 static void ConvertHSIToRGB(const double hue,const double saturation,
96   const double intensity,double *red,double *green,double *blue)
97 {
98   double
99     h;
100 
101   h=360.0*hue;
102   h-=360.0*floor(h/360.0);
103   if (h < 120.0)
104     {
105       *blue=intensity*(1.0-saturation);
106       *red=intensity*(1.0+saturation*cos(h*(MagickPI/180.0))/cos((60.0-h)*
107         (MagickPI/180.0)));
108       *green=3.0*intensity-*red-*blue;
109     }
110   else
111     if (h < 240.0)
112       {
113         h-=120.0;
114         *red=intensity*(1.0-saturation);
115         *green=intensity*(1.0+saturation*cos(h*(MagickPI/180.0))/cos((60.0-h)*
116           (MagickPI/180.0)));
117         *blue=3.0*intensity-*red-*green;
118       }
119     else
120       {
121         h-=240.0;
122         *green=intensity*(1.0-saturation);
123         *blue=intensity*(1.0+saturation*cos(h*(MagickPI/180.0))/cos((60.0-h)*
124           (MagickPI/180.0)));
125         *red=3.0*intensity-*green-*blue;
126       }
127   *red*=QuantumRange;
128   *green*=QuantumRange;
129   *blue*=QuantumRange;
130 }
131 
ConvertRGBToHSI(const double red,const double green,const double blue,double * hue,double * saturation,double * intensity)132 static void ConvertRGBToHSI(const double red,const double green,
133   const double blue,double *hue,double *saturation,double *intensity)
134 {
135   double
136     alpha,
137     beta;
138 
139   *intensity=(QuantumScale*red+QuantumScale*green+QuantumScale*blue)/3.0;
140   if (*intensity <= 0.0)
141     {
142       *hue=0.0;
143       *saturation=0.0;
144       return;
145     }
146   *saturation=1.0-MagickMin(QuantumScale*red,MagickMin(QuantumScale*green,
147     QuantumScale*blue))/(*intensity);
148   alpha=0.5*(2.0*QuantumScale*red-QuantumScale*green-QuantumScale*blue);
149   beta=0.8660254037844385*(QuantumScale*green-QuantumScale*blue);
150   *hue=atan2(beta,alpha)*(180.0/MagickPI)/360.0;
151   if (*hue < 0.0)
152     *hue+=1.0;
153 }
154 
ConvertHSVToRGB(const double hue,const double saturation,const double value,double * red,double * green,double * blue)155 static void ConvertHSVToRGB(const double hue,const double saturation,
156   const double value,double *red,double *green,double *blue)
157 {
158   double
159     c,
160     h,
161     min,
162     x;
163 
164   h=hue*360.0;
165   c=value*saturation;
166   min=value-c;
167   h-=360.0*floor(h/360.0);
168   h/=60.0;
169   x=c*(1.0-fabs(h-2.0*floor(h/2.0)-1.0));
170   switch ((int) floor(h))
171   {
172     case 0:
173     {
174       *red=QuantumRange*(min+c);
175       *green=QuantumRange*(min+x);
176       *blue=QuantumRange*min;
177       break;
178     }
179     case 1:
180     {
181       *red=QuantumRange*(min+x);
182       *green=QuantumRange*(min+c);
183       *blue=QuantumRange*min;
184       break;
185     }
186     case 2:
187     {
188       *red=QuantumRange*min;
189       *green=QuantumRange*(min+c);
190       *blue=QuantumRange*(min+x);
191       break;
192     }
193     case 3:
194     {
195       *red=QuantumRange*min;
196       *green=QuantumRange*(min+x);
197       *blue=QuantumRange*(min+c);
198       break;
199     }
200     case 4:
201     {
202       *red=QuantumRange*(min+x);
203       *green=QuantumRange*min;
204       *blue=QuantumRange*(min+c);
205       break;
206     }
207     case 5:
208     {
209       *red=QuantumRange*(min+c);
210       *green=QuantumRange*min;
211       *blue=QuantumRange*(min+x);
212       break;
213     }
214     default:
215     {
216       *red=0.0;
217       *green=0.0;
218       *blue=0.0;
219     }
220   }
221 }
222 
ConvertRGBToXYZ(const double red,const double green,const double blue,double * X,double * Y,double * Z)223 static inline void ConvertRGBToXYZ(const double red,const double green,
224   const double blue,double *X,double *Y,double *Z)
225 {
226   double
227     b,
228     g,
229     r;
230 
231   r=QuantumScale*DecodePixelGamma(red);
232   g=QuantumScale*DecodePixelGamma(green);
233   b=QuantumScale*DecodePixelGamma(blue);
234   *X=0.41239558896741421610*r+0.35758343076371481710*g+0.18049264738170157350*b;
235   *Y=0.21258623078559555160*r+0.71517030370341084990*g+0.07220049864333622685*b;
236   *Z=0.01929721549174694484*r+0.11918386458084853180*g+0.95049712513157976600*b;
237 }
238 
ConvertXYZToLab(const double X,const double Y,const double Z,double * L,double * a,double * b)239 static inline void ConvertXYZToLab(const double X,const double Y,const double Z,
240   double *L,double *a,double *b)
241 {
242   double
243     x,
244     y,
245     z;
246 
247   if ((X/D65X) > CIEEpsilon)
248     x=pow(X/D65X,1.0/3.0);
249   else
250     x=(CIEK*X/D65X+16.0)/116.0;
251   if ((Y/D65Y) > CIEEpsilon)
252     y=pow(Y/D65Y,1.0/3.0);
253   else
254     y=(CIEK*Y/D65Y+16.0)/116.0;
255   if ((Z/D65Z) > CIEEpsilon)
256     z=pow(Z/D65Z,1.0/3.0);
257   else
258     z=(CIEK*Z/D65Z+16.0)/116.0;
259   *L=((116.0*y)-16.0)/100.0;
260   *a=(500.0*(x-y))/255.0+0.5;
261   *b=(200.0*(y-z))/255.0+0.5;
262 }
263 
ConvertRGBToLab(const double red,const double green,const double blue,double * L,double * a,double * b)264 static void ConvertRGBToLab(const double red,const double green,
265   const double blue,double *L,double *a,double *b)
266 {
267   double
268     X,
269     Y,
270     Z;
271 
272   ConvertRGBToXYZ(red,green,blue,&X,&Y,&Z);
273   ConvertXYZToLab(X,Y,Z,L,a,b);
274 }
275 
ConvertLabToXYZ(const double L,const double a,const double b,double * X,double * Y,double * Z)276 static inline void ConvertLabToXYZ(const double L,const double a,const double b,
277   double *X,double *Y,double *Z)
278 {
279   double
280     x,
281     y,
282     z;
283 
284   y=(L+16.0)/116.0;
285   x=y+a/500.0;
286   z=y-b/200.0;
287   if ((x*x*x) > CIEEpsilon)
288     x=(x*x*x);
289   else
290     x=(116.0*x-16.0)/CIEK;
291   if ((y*y*y) > CIEEpsilon)
292     y=(y*y*y);
293   else
294     y=L/CIEK;
295   if ((z*z*z) > CIEEpsilon)
296     z=(z*z*z);
297   else
298     z=(116.0*z-16.0)/CIEK;
299   *X=D65X*x;
300   *Y=D65Y*y;
301   *Z=D65Z*z;
302 }
303 
ConvertXYZToRGB(const double x,const double y,const double z,double * red,double * green,double * blue)304 static inline void ConvertXYZToRGB(const double x,const double y,const double z,
305   double *red,double *green,double *blue)
306 {
307   double
308     b,
309     g,
310     r;
311 
312   r=3.2406*x-1.5372*y-0.4986*z;
313   g=(-0.9689*x+1.8758*y+0.0415*z);
314   b=0.0557*x-0.2040*y+1.0570*z;
315   *red=EncodePixelGamma(QuantumRange*r);
316   *green=EncodePixelGamma(QuantumRange*g);
317   *blue=EncodePixelGamma(QuantumRange*b);
318 }
319 
ConvertLabToRGB(const double L,const double a,const double b,double * red,double * green,double * blue)320 static inline void ConvertLabToRGB(const double L,const double a,
321   const double b,double *red,double *green,double *blue)
322 {
323   double
324     X,
325     Y,
326     Z;
327 
328   ConvertLabToXYZ(L*100.0,255.0*(a-0.5),255.0*(b-0.5),&X,&Y,&Z);
329   ConvertXYZToRGB(X,Y,Z,red,green,blue);
330 }
331 
ConvertRGBToYPbPr(const double red,const double green,const double blue,double * Y,double * Pb,double * Pr)332 static void ConvertRGBToYPbPr(const double red,const double green,
333   const double blue,double *Y,double *Pb,double *Pr)
334 {
335   *Y=QuantumScale*(0.298839*red+0.586811*green+0.114350*blue);
336   *Pb=QuantumScale*((-0.1687367)*red-0.331264*green+0.5*blue)+0.5;
337   *Pr=QuantumScale*(0.5*red-0.418688*green-0.081312*blue)+0.5;
338 }
339 
ConvertRGBToYCbCr(const double red,const double green,const double blue,double * Y,double * Cb,double * Cr)340 static void ConvertRGBToYCbCr(const double red,const double green,
341   const double blue,double *Y,double *Cb,double *Cr)
342 {
343   ConvertRGBToYPbPr(red,green,blue,Y,Cb,Cr);
344 }
345 
ConvertYPbPrToRGB(const double Y,const double Pb,const double Pr,double * red,double * green,double * blue)346 static void ConvertYPbPrToRGB(const double Y,const double Pb,const double Pr,
347   double *red,double *green,double *blue)
348 {
349   *red=QuantumRange*(0.99999999999914679361*Y-1.2188941887145875e-06*(Pb-0.5)+
350     1.4019995886561440468*(Pr-0.5));
351   *green=QuantumRange*(0.99999975910502514331*Y-0.34413567816504303521*(Pb-0.5)-
352     0.71413649331646789076*(Pr-0.5));
353   *blue=QuantumRange*(1.00000124040004623180*Y+1.77200006607230409200*(Pb-0.5)+
354     2.1453384174593273e-06*(Pr-0.5));
355 }
356 
ConvertYCbCrToRGB(const double Y,const double Cb,const double Cr,double * red,double * green,double * blue)357 static void ConvertYCbCrToRGB(const double Y,const double Cb,
358   const double Cr,double *red,double *green,double *blue)
359 {
360   ConvertYPbPrToRGB(Y,Cb,Cr,red,green,blue);
361 }
362 
ConvertLCHabToXYZ(const double luma,const double chroma,const double hue,double * X,double * Y,double * Z)363 static inline void ConvertLCHabToXYZ(const double luma,const double chroma,
364   const double hue,double *X,double *Y,double *Z)
365 {
366   ConvertLabToXYZ(luma,chroma*cos(hue*MagickPI/180.0),chroma*
367     sin(hue*MagickPI/180.0),X,Y,Z);
368 }
369 
ConvertLCHabToRGB(const double luma,const double chroma,const double hue,double * red,double * green,double * blue)370 static void ConvertLCHabToRGB(const double luma,const double chroma,
371   const double hue,double *red,double *green,double *blue)
372 {
373   double
374     X,
375     Y,
376     Z;
377 
378   ConvertLCHabToXYZ(luma*100.0,255.0*(chroma-0.5),360.0*hue,&X,&Y,&Z);
379   ConvertXYZToRGB(X,Y,Z,red,green,blue);
380 }
381 
ConvertRGBToHSV(const double red,const double green,const double blue,double * hue,double * saturation,double * value)382 static void ConvertRGBToHSV(const double red,const double green,
383   const double blue,double *hue,double *saturation,double *value)
384 {
385   double
386     c,
387     max,
388     min;
389 
390   max=MagickMax(QuantumScale*red,MagickMax(QuantumScale*green,
391     QuantumScale*blue));
392   min=MagickMin(QuantumScale*red,MagickMin(QuantumScale*green,
393     QuantumScale*blue));
394   c=max-min;
395   *value=max;
396   if (c <= 0.0)
397     {
398       *hue=0.0;
399       *saturation=0.0;
400       return;
401     }
402   if (max == (QuantumScale*red))
403     {
404       *hue=(QuantumScale*green-QuantumScale*blue)/c;
405       if ((QuantumScale*green) < (QuantumScale*blue))
406         *hue+=6.0;
407     }
408   else
409     if (max == (QuantumScale*green))
410       *hue=2.0+(QuantumScale*blue-QuantumScale*red)/c;
411     else
412       *hue=4.0+(QuantumScale*red-QuantumScale*green)/c;
413   *hue*=60.0/360.0;
414   *saturation=c/max;
415 }
416 
ConvertXYZToLCHab(const double X,const double Y,const double Z,double * luma,double * chroma,double * hue)417 static inline void ConvertXYZToLCHab(const double X,const double Y,
418   const double Z,double *luma,double *chroma,double *hue)
419 {
420   double
421     a,
422     b;
423 
424   ConvertXYZToLab(X,Y,Z,luma,&a,&b);
425   *chroma=hypot(255.0*(a-0.5),255.0*(b-0.5))/255.0+0.5;
426   *hue=180.0*atan2(255.0*(b-0.5),255.0*(a-0.5))/MagickPI/360.0;
427   if (*hue < 0.0)
428     *hue+=1.0;
429 }
430 
ConvertRGBToLCHab(const double red,const double green,const double blue,double * luma,double * chroma,double * hue)431 static void ConvertRGBToLCHab(const double red,const double green,
432   const double blue,double *luma,double *chroma,double *hue)
433 {
434   double
435     X,
436     Y,
437     Z;
438 
439   ConvertRGBToXYZ(red,green,blue,&X,&Y,&Z);
440   ConvertXYZToLCHab(X,Y,Z,luma,chroma,hue);
441 }
442 
ConvertLMSToXYZ(const double L,const double M,const double S,double * X,double * Y,double * Z)443 static inline void ConvertLMSToXYZ(const double L,const double M,const double S,
444   double *X,double *Y,double *Z)
445 {
446   *X=1.096123820835514*L-0.278869000218287*M+0.182745179382773*S;
447   *Y=0.454369041975359*L+0.473533154307412*M+0.072097803717229*S;
448   *Z=(-0.009627608738429)*L-0.005698031216113*M+1.015325639954543*S;
449 }
450 
ConvertLMSToRGB(const double L,const double M,const double S,double * red,double * green,double * blue)451 static inline void ConvertLMSToRGB(const double L,const double M,
452   const double S,double *red,double *green,double *blue)
453 {
454   double
455     X,
456     Y,
457     Z;
458 
459   ConvertLMSToXYZ(L,M,S,&X,&Y,&Z);
460   ConvertXYZToRGB(X,Y,Z,red,green,blue);
461 }
462 
ConvertXYZToLMS(const double x,const double y,const double z,double * L,double * M,double * S)463 static inline void ConvertXYZToLMS(const double x,const double y,
464   const double z,double *L,double *M,double *S)
465 {
466   *L=0.7328*x+0.4296*y-0.1624*z;
467   *M=(-0.7036*x+1.6975*y+0.0061*z);
468   *S=0.0030*x+0.0136*y+0.9834*z;
469 }
470 
ConvertRGBToLMS(const double red,const double green,const double blue,double * L,double * M,double * S)471 static void ConvertRGBToLMS(const double red,const double green,
472   const double blue,double *L,double *M,double *S)
473 {
474   double
475     X,
476     Y,
477     Z;
478 
479   ConvertRGBToXYZ(red,green,blue,&X,&Y,&Z);
480   ConvertXYZToLMS(X,Y,Z,L,M,S);
481 }
482 
ConvertXYZToLuv(const double X,const double Y,const double Z,double * L,double * u,double * v)483 static inline void ConvertXYZToLuv(const double X,const double Y,const double Z,
484   double *L,double *u,double *v)
485 {
486   double
487     alpha;
488 
489   if ((Y/D65Y) > CIEEpsilon)
490     *L=(double) (116.0*pow(Y/D65Y,1.0/3.0)-16.0);
491   else
492     *L=CIEK*(Y/D65Y);
493   alpha=PerceptibleReciprocal(X+15.0*Y+3.0*Z);
494   *u=13.0*(*L)*((4.0*alpha*X)-(4.0*D65X/(D65X+15.0*D65Y+3.0*D65Z)));
495   *v=13.0*(*L)*((9.0*alpha*Y)-(9.0*D65Y/(D65X+15.0*D65Y+3.0*D65Z)));
496   *L/=100.0;
497   *u=(*u+134.0)/354.0;
498   *v=(*v+140.0)/262.0;
499 }
500 
ConvertRGBToLuv(const double red,const double green,const double blue,double * L,double * u,double * v)501 static void ConvertRGBToLuv(const double red,const double green,
502   const double blue,double *L,double *u,double *v)
503 {
504   double
505     X,
506     Y,
507     Z;
508 
509   ConvertRGBToXYZ(red,green,blue,&X,&Y,&Z);
510   ConvertXYZToLuv(X,Y,Z,L,u,v);
511 }
512 
ConvertLuvToXYZ(const double L,const double u,const double v,double * X,double * Y,double * Z)513 static inline void ConvertLuvToXYZ(const double L,const double u,const double v,
514   double *X,double *Y,double *Z)
515 {
516   if (L > (CIEK*CIEEpsilon))
517     *Y=(double) pow((L+16.0)/116.0,3.0);
518   else
519     *Y=L/CIEK;
520   *X=((*Y*((39.0*L/(v+13.0*L*(9.0*D65Y/(D65X+15.0*D65Y+3.0*D65Z))))-5.0))+
521     5.0*(*Y))/((((52.0f*L/(u+13.0*L*(4.0*D65X/(D65X+15.0*D65Y+3.0*D65Z))))-1.0)/
522     3.0)-(-1.0/3.0));
523   *Z=(*X*(((52.0f*L/(u+13.0*L*(4.0*D65X/(D65X+15.0*D65Y+3.0*D65Z))))-1.0)/3.0))-
524     5.0*(*Y);
525 }
526 
ConvertLuvToRGB(const double L,const double u,const double v,double * red,double * green,double * blue)527 static inline void ConvertLuvToRGB(const double L,const double u,
528   const double v,double *red,double *green,double *blue)
529 {
530   double
531     X,
532     Y,
533     Z;
534 
535   ConvertLuvToXYZ(100.0*L,354.0*u-134.0,262.0*v-140.0,&X,&Y,&Z);
536   ConvertXYZToRGB(X,Y,Z,red,green,blue);
537 }
538 
ConvertRGBToYDbDr(const double red,const double green,const double blue,double * Y,double * Db,double * Dr)539 static void ConvertRGBToYDbDr(const double red,const double green,
540   const double blue,double *Y,double *Db,double *Dr)
541 {
542   *Y=QuantumScale*(0.298839*red+0.586811*green+0.114350*blue);
543   *Db=QuantumScale*(-0.450*red-0.883*green+1.333*blue)+0.5;
544   *Dr=QuantumScale*(-1.333*red+1.116*green+0.217*blue)+0.5;
545 }
546 
ConvertYDbDrToRGB(const double Y,const double Db,const double Dr,double * red,double * green,double * blue)547 static void ConvertYDbDrToRGB(const double Y,const double Db,const double Dr,
548   double *red,double *green,double *blue)
549 {
550   *red=QuantumRange*(Y+9.2303716147657e-05*(Db-0.5)-0.52591263066186533*
551     (Dr-0.5));
552   *green=QuantumRange*(Y-0.12913289889050927*(Db-0.5)+0.26789932820759876*
553     (Dr-0.5));
554   *blue=QuantumRange*(Y+0.66467905997895482*(Db-0.5)-7.9202543533108e-05*
555     (Dr-0.5));
556 }
557 
ConvertRGBToYIQ(const double red,const double green,const double blue,double * Y,double * I,double * Q)558 static void ConvertRGBToYIQ(const double red,const double green,
559   const double blue,double *Y,double *I,double *Q)
560 {
561   *Y=QuantumScale*(0.298839*red+0.586811*green+0.114350*blue);
562   *I=QuantumScale*(0.595716*red-0.274453*green-0.321263*blue)+0.5;
563   *Q=QuantumScale*(0.211456*red-0.522591*green+0.311135*blue)+0.5;
564 }
565 
ConvertYIQToRGB(const double Y,const double I,const double Q,double * red,double * green,double * blue)566 static void ConvertYIQToRGB(const double Y,const double I,const double Q,
567   double *red,double *green,double *blue)
568 {
569   *red=QuantumRange*(Y+0.9562957197589482261*(I-0.5)+0.6210244164652610754*
570     (Q-0.5));
571   *green=QuantumRange*(Y-0.2721220993185104464*(I-0.5)-0.6473805968256950427*
572     (Q-0.5));
573   *blue=QuantumRange*(Y-1.1069890167364901945*(I-0.5)+1.7046149983646481374*
574     (Q-0.5));
575 }
576 
ConvertRGBToYUV(const double red,const double green,const double blue,double * Y,double * U,double * V)577 static void ConvertRGBToYUV(const double red,const double green,
578   const double blue,double *Y,double *U,double *V)
579 {
580   *Y=QuantumScale*(0.298839*red+0.586811*green+0.114350*blue);
581   *U=QuantumScale*((-0.147)*red-0.289*green+0.436*blue)+0.5;
582   *V=QuantumScale*(0.615*red-0.515*green-0.100*blue)+0.5;
583 }
584 
ConvertYUVToRGB(const double Y,const double U,const double V,double * red,double * green,double * blue)585 static void ConvertYUVToRGB(const double Y,const double U,const double V,
586   double *red,double *green,double *blue)
587 {
588   *red=QuantumRange*(Y-3.945707070708279e-05*(U-0.5)+1.1398279671717170825*
589     (V-0.5));
590   *green=QuantumRange*(Y-0.3946101641414141437*(U-0.5)-0.5805003156565656797*
591     (V-0.5));
592   *blue=QuantumRange*(Y+2.0319996843434342537*(U-0.5)-4.813762626262513e-04*
593     (V-0.5));
594 }
595 
ValidateHSIToRGB()596 static MagickBooleanType ValidateHSIToRGB()
597 {
598   double
599     r,
600     g,
601     b;
602 
603   (void) FormatLocaleFile(stdout,"  HSIToRGB");
604   ConvertHSIToRGB(111.244375/360.0,0.295985,0.658734,&r,&g,&b);
605   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
606       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
607       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
608     return(MagickFalse);
609   return(MagickTrue);
610 }
611 
ValidateRGBToHSI()612 static MagickBooleanType ValidateRGBToHSI()
613 {
614   double
615     h,
616     i,
617     s;
618 
619   (void) FormatLocaleFile(stdout,"  RGBToHSI");
620   ConvertRGBToHSI(0.545877*QuantumRange,0.966567*QuantumRange,
621     0.463759*QuantumRange,&h,&s,&i);
622   if ((fabs(h-111.244374/360.0) >= ReferenceEpsilon) ||
623       (fabs(s-0.295985) >= ReferenceEpsilon) ||
624       (fabs(i-0.658734) >= ReferenceEpsilon))
625     return(MagickFalse);
626   return(MagickTrue);
627 }
628 
ValidateHSLToRGB()629 static MagickBooleanType ValidateHSLToRGB()
630 {
631   double
632     r,
633     g,
634     b;
635 
636   (void) FormatLocaleFile(stdout,"  HSLToRGB");
637   ConvertHSLToRGB(110.200859/360.0,0.882623,0.715163,&r,&g,&b);
638   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
639       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
640       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
641     return(MagickFalse);
642   return(MagickTrue);
643 }
644 
ValidateRGBToHSL()645 static MagickBooleanType ValidateRGBToHSL()
646 {
647   double
648     h,
649     l,
650     s;
651 
652   (void) FormatLocaleFile(stdout,"  RGBToHSL");
653   ConvertRGBToHSL(0.545877*QuantumRange,0.966567*QuantumRange,
654     0.463759*QuantumRange,&h,&s,&l);
655   if ((fabs(h-110.200859/360.0) >= ReferenceEpsilon) ||
656       (fabs(s-0.882623) >= ReferenceEpsilon) ||
657       (fabs(l-0.715163) >= ReferenceEpsilon))
658     return(MagickFalse);
659   return(MagickTrue);
660 }
661 
ValidateHSVToRGB()662 static MagickBooleanType ValidateHSVToRGB()
663 {
664   double
665     r,
666     g,
667     b;
668 
669   (void) FormatLocaleFile(stdout,"  HSVToRGB");
670   ConvertHSVToRGB(110.200859/360.0,0.520200,0.966567,&r,&g,&b);
671   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
672       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
673       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
674     return(MagickFalse);
675   return(MagickTrue);
676 }
677 
ValidateRGBToHSV()678 static MagickBooleanType ValidateRGBToHSV()
679 {
680   double
681     h,
682     s,
683     v;
684 
685   (void) FormatLocaleFile(stdout,"  RGBToHSV");
686   ConvertRGBToHSV(0.545877*QuantumRange,0.966567*QuantumRange,
687     0.463759*QuantumRange,&h,&s,&v);
688   if ((fabs(h-110.200859/360.0) >= ReferenceEpsilon) ||
689       (fabs(s-0.520200) >= ReferenceEpsilon) ||
690       (fabs(v-0.966567) >= ReferenceEpsilon))
691     return(MagickFalse);
692   return(MagickTrue);
693 }
694 
ValidateRGBToJPEGYCbCr()695 static MagickBooleanType ValidateRGBToJPEGYCbCr()
696 {
697   double
698     Cb,
699     Cr,
700     Y;
701 
702   (void) FormatLocaleFile(stdout,"  RGBToJPEGYCbCr");
703   ConvertRGBToYCbCr(0.545877*QuantumRange,0.966567*QuantumRange,
704     0.463759*QuantumRange,&Y,&Cb,&Cr);
705   if ((fabs(Y-0.783460) >= ReferenceEpsilon) ||
706       (fabs(Cb-0.319581) >= ReferenceEpsilon) ||
707       (fabs(Cr-0.330539) >= ReferenceEpsilon))
708     return(MagickFalse);
709   return(MagickTrue);
710 }
711 
ValidateJPEGYCbCrToRGB()712 static MagickBooleanType ValidateJPEGYCbCrToRGB()
713 {
714   double
715     r,
716     g,
717     b;
718 
719   (void) FormatLocaleFile(stdout,"  JPEGYCbCrToRGB");
720   ConvertYCbCrToRGB(0.783460,0.319581,0.330539,&r,&g,&b);
721   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
722       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
723       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
724     return(MagickFalse);
725   return(MagickTrue);
726 }
727 
ValidateLabToRGB()728 static MagickBooleanType ValidateLabToRGB()
729 {
730   double
731     r,
732     g,
733     b;
734 
735   (void) FormatLocaleFile(stdout,"  LabToRGB");
736   ConvertLabToRGB(88.456154/100.0,-54.671483/255+0.5,51.662818/255.0+0.5,
737     &r,&g,&b);
738   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
739       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
740       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
741     return(MagickFalse);
742   return(MagickTrue);
743 }
744 
ValidateRGBToLab()745 static MagickBooleanType ValidateRGBToLab()
746 {
747   double
748     a,
749     b,
750     L;
751 
752   (void) FormatLocaleFile(stdout,"  RGBToLab");
753   ConvertRGBToLab(0.545877*QuantumRange,0.966567*QuantumRange,
754     0.463759*QuantumRange,&L,&a,&b);
755   if ((fabs(L-(88.456154/100.0)) >= ReferenceEpsilon) ||
756       (fabs(a-(-54.671483/255.0+0.5)) >= ReferenceEpsilon) ||
757       (fabs(b-(51.662818/255.0+0.5)) >= ReferenceEpsilon))
758     return(MagickFalse);
759   return(MagickTrue);
760 }
761 
ValidateLchToRGB()762 static MagickBooleanType ValidateLchToRGB()
763 {
764   double
765     b,
766     g,
767     r;
768 
769   (void) FormatLocaleFile(stdout,"  LchToRGB");
770   ConvertLCHabToRGB(88.456154/100.0,75.219797/255.0+0.5,136.620717/360.0,
771     &r,&g,&b);
772   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
773       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
774       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
775     return(MagickFalse);
776   return(MagickTrue);
777 }
778 
ValidateRGBToLch()779 static MagickBooleanType ValidateRGBToLch()
780 {
781   double
782     c,
783     h,
784     L;
785 
786   (void) FormatLocaleFile(stdout,"  RGBToLch");
787   ConvertRGBToLCHab(0.545877*QuantumRange,0.966567*QuantumRange,
788     0.463759*QuantumRange,&L,&c,&h);
789   if ((fabs(L-88.456154/100.0) >= ReferenceEpsilon) ||
790       (fabs(c-(75.219797/255.0+0.5)) >= ReferenceEpsilon) ||
791       (fabs(h-(136.620717/255.0+0.5)) >= ReferenceEpsilon))
792     return(MagickFalse);
793   return(MagickTrue);
794 }
795 
ValidateRGBToLMS()796 static MagickBooleanType ValidateRGBToLMS()
797 {
798   double
799     L,
800     M,
801     S;
802 
803   (void) FormatLocaleFile(stdout,"  RGBToLMS");
804   ConvertRGBToLMS(0.545877*QuantumRange,0.966567*QuantumRange,
805     0.463759*QuantumRange,&L,&M,&S);
806   if ((fabs(L-0.611749) >= ReferenceEpsilon) ||
807       (fabs(M-0.910088) >= ReferenceEpsilon) ||
808       (fabs(S-0.294880) >= ReferenceEpsilon))
809     return(MagickFalse);
810   return(MagickTrue);
811 }
812 
ValidateLMSToRGB()813 static MagickBooleanType ValidateLMSToRGB()
814 {
815   double
816     r,
817     g,
818     b;
819 
820   (void) FormatLocaleFile(stdout,"  LMSToRGB");
821   ConvertLMSToRGB(0.611749,0.910088,0.294880,&r,&g,&b);
822   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
823       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
824       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
825     return(MagickFalse);
826   return(MagickTrue);
827 }
828 
ValidateRGBToLuv()829 static MagickBooleanType ValidateRGBToLuv()
830 {
831   double
832     l,
833     u,
834     v;
835 
836   (void) FormatLocaleFile(stdout,"  RGBToLuv");
837   ConvertRGBToLuv(0.545877*QuantumRange,0.966567*QuantumRange,
838     0.463759*QuantumRange,&l,&u,&v);
839   if ((fabs(l-88.456154/262.0) >= ReferenceEpsilon) ||
840       (fabs(u-(-51.330414+134.0)/354.0) >= ReferenceEpsilon) ||
841       (fabs(v-(76.405526+140.0)/262.0) >= ReferenceEpsilon))
842     return(MagickFalse);
843   return(MagickTrue);
844 }
845 
ValidateLuvToRGB()846 static MagickBooleanType ValidateLuvToRGB()
847 {
848   double
849     r,
850     g,
851     b;
852 
853   (void) FormatLocaleFile(stdout,"  LuvToRGB");
854   ConvertLuvToRGB(88.456154/100.0,(-51.330414+134.0)/354.0,
855     (76.405526+140.0)/262.0,&r,&g,&b);
856   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
857       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
858       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
859     return(MagickFalse);
860   return(MagickTrue);
861 }
862 
ValidateRGBToXYZ()863 static MagickBooleanType ValidateRGBToXYZ()
864 {
865   double
866     x,
867     y,
868     z;
869 
870   (void) FormatLocaleFile(stdout,"  RGBToXYZ");
871   ConvertRGBToXYZ(0.545877*QuantumRange,0.966567*QuantumRange,
872     0.463759*QuantumRange,&x,&y,&z);
873   if ((fabs(x-0.470646) >= ReferenceEpsilon) ||
874       (fabs(y-0.730178) >= ReferenceEpsilon) ||
875       (fabs(z-0.288324) >= ReferenceEpsilon))
876     return(MagickFalse);
877   return(MagickTrue);
878 }
879 
ValidateXYZToRGB()880 static MagickBooleanType ValidateXYZToRGB()
881 {
882   double
883     r,
884     g,
885     b;
886 
887   (void) FormatLocaleFile(stdout,"  XYZToRGB");
888   ConvertXYZToRGB(0.470646,0.730178,0.288324,&r,&g,&b);
889   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
890       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
891       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
892     return(MagickFalse);
893   return(MagickTrue);
894 }
895 
ValidateYDbDrToRGB()896 static MagickBooleanType ValidateYDbDrToRGB()
897 {
898   double
899     r,
900     g,
901     b;
902 
903   (void) FormatLocaleFile(stdout,"  YDbDrToRGB");
904   ConvertYDbDrToRGB(0.783460,-0.480932+0.5,0.451670+0.5,&r,&g,&b);
905   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
906       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
907       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
908     return(MagickFalse);
909   return(MagickTrue);
910 }
911 
ValidateRGBToYDbDr()912 static MagickBooleanType ValidateRGBToYDbDr()
913 {
914   double
915     Db,
916     Dr,
917     Y;
918 
919   (void) FormatLocaleFile(stdout,"  RGBToYDbDr");
920   ConvertRGBToYDbDr(0.545877*QuantumRange,0.966567*QuantumRange,
921     0.463759*QuantumRange,&Y,&Db,&Dr);
922   if ((fabs(Y-0.783460) >= ReferenceEpsilon) ||
923       (fabs(Db-(-0.480932)) >= ReferenceEpsilon) ||
924       (fabs(Dr-0.451670) >= ReferenceEpsilon))
925     return(MagickFalse);
926   return(MagickTrue);
927 }
928 
ValidateRGBToYIQ()929 static MagickBooleanType ValidateRGBToYIQ()
930 {
931   double
932     i,
933     q,
934     y;
935 
936   (void) FormatLocaleFile(stdout,"  RGBToYIQ");
937   ConvertRGBToYIQ(0.545877*QuantumRange,0.966567*QuantumRange,
938     0.463759*QuantumRange,&y,&i,&q);
939   if ((fabs(y-0.783460) >= ReferenceEpsilon) ||
940       (fabs(i-(-0.089078)) >= ReferenceEpsilon) ||
941       (fabs(q-(-0.245399)) >= ReferenceEpsilon))
942     return(MagickFalse);
943   return(MagickTrue);
944 }
945 
ValidateYIQToRGB()946 static MagickBooleanType ValidateYIQToRGB()
947 {
948   double
949     r,
950     g,
951     b;
952 
953   (void) FormatLocaleFile(stdout,"  YIQToRGB");
954   ConvertYIQToRGB(0.783460,-0.089078+0.5,-0.245399+0.5,&r,&g,&b);
955   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
956       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
957       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
958     return(MagickFalse);
959   return(MagickTrue);
960 }
961 
ValidateRGBToYPbPr()962 static MagickBooleanType ValidateRGBToYPbPr()
963 {
964   double
965     Pb,
966     Pr,
967     y;
968 
969   (void) FormatLocaleFile(stdout,"  RGBToYPbPr");
970   ConvertRGBToYPbPr(0.545877*QuantumRange,0.966567*QuantumRange,
971     0.463759*QuantumRange,&y,&Pb,&Pr);
972   if ((fabs(y-0.783460) >= ReferenceEpsilon) ||
973       (fabs(Pb-(-0.180419)) >= ReferenceEpsilon) ||
974       (fabs(Pr-(-0.169461)) >= ReferenceEpsilon))
975     return(MagickFalse);
976   return(MagickTrue);
977 }
978 
ValidateYPbPrToRGB()979 static MagickBooleanType ValidateYPbPrToRGB()
980 {
981   double
982     r,
983     g,
984     b;
985 
986   (void) FormatLocaleFile(stdout,"  YPbPrToRGB");
987   ConvertYPbPrToRGB(0.783460,-0.180419+0.5,-0.169461+0.5,&r,&g,&b);
988   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
989       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
990       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
991     return(MagickFalse);
992   return(MagickTrue);
993 }
994 
ValidateRGBToYUV()995 static MagickBooleanType ValidateRGBToYUV()
996 {
997   double
998     U,
999     V,
1000     Y;
1001 
1002   (void) FormatLocaleFile(stdout,"  RGBToYUV");
1003   ConvertRGBToYUV(0.545877*QuantumRange,0.966567*QuantumRange,
1004     0.463759*QuantumRange,&Y,&U,&V);
1005   if ((fabs(Y-0.783460) >= ReferenceEpsilon) ||
1006       (fabs(U-(-0.157383)) >= ReferenceEpsilon) ||
1007       (fabs(V-(-0.208443)) >= ReferenceEpsilon))
1008     return(MagickFalse);
1009   return(MagickTrue);
1010 }
1011 
ValidateYUVToRGB()1012 static MagickBooleanType ValidateYUVToRGB()
1013 {
1014   double
1015     r,
1016     g,
1017     b;
1018 
1019   (void) FormatLocaleFile(stdout,"  YUVToRGB");
1020   ConvertYUVToRGB(0.783460,-0.157383+0.5,-0.208443+0.5,&r,&g,&b);
1021   if ((fabs(r-0.545877*QuantumRange) >= ReferenceEpsilon) ||
1022       (fabs(g-0.966567*QuantumRange) >= ReferenceEpsilon) ||
1023       (fabs(b-0.463759*QuantumRange) >= ReferenceEpsilon))
1024     return(MagickFalse);
1025   return(MagickTrue);
1026 }
1027 
ValidateColorspaces(ImageInfo * image_info,size_t * fail,ExceptionInfo * exception)1028 static size_t ValidateColorspaces(ImageInfo *image_info,size_t *fail,
1029   ExceptionInfo *exception)
1030 {
1031   MagickBooleanType
1032     status;
1033 
1034   size_t
1035     test;
1036 
1037   /*
1038      Reference: https://code.google.com/p/chroma.
1039 
1040      Illuminant =  D65
1041      Observer   =  2° (1931)
1042 
1043      XYZ            0.470645,   0.730177,   0.288323
1044      sRGB           0.545877,   0.966567,   0.463759
1045      CAT02 LMS      0.611749,   0.910088,   0.294880
1046      Y'DbDr         0.783460,  -0.480932,   0.451670
1047      Y'IQ           0.783460,  -0.089078,  -0.245399
1048      Y'PbPr         0.783460,  -0.180419,  -0.169461
1049      Y'UV           0.783460,  -0.157383,  -0.208443
1050      JPEG-Y'CbCr    0.783460,   0.319581,   0.330539
1051      L*u*v*        88.456154, -51.330414,  76.405526
1052      L*a*b*        88.456154, -54.671483,  51.662818
1053      L*C*H*        88.456154,  75.219797, 136.620717
1054      HSV          110.200859,   0.520200,   0.966567
1055      HSL          110.200859,   0.882623,   0.715163
1056      HSI          111.244375,   0.295985,   0.658734
1057      Y'CbCr       187.577791,  87.586330,  90.040886
1058   */
1059   (void) FormatLocaleFile(stdout,"validate colorspaces:\n");
1060   for (test=0; test < 26; test++)
1061   {
1062     CatchException(exception);
1063     (void) FormatLocaleFile(stdout,"  test %.20g: ",(double) test);
1064     switch (test)
1065     {
1066       case  0: status=ValidateHSIToRGB(); break;
1067       case  1: status=ValidateRGBToHSI(); break;
1068       case  2: status=ValidateHSLToRGB(); break;
1069       case  3: status=ValidateRGBToHSL(); break;
1070       case  4: status=ValidateHSVToRGB(); break;
1071       case  5: status=ValidateRGBToHSV(); break;
1072       case  6: status=ValidateJPEGYCbCrToRGB(); break;
1073       case  7: status=ValidateRGBToJPEGYCbCr(); break;
1074       case  8: status=ValidateLabToRGB(); break;
1075       case  9: status=ValidateRGBToLab(); break;
1076       case 10: status=ValidateLchToRGB(); break;
1077       case 11: status=ValidateRGBToLch(); break;
1078       case 12: status=ValidateLMSToRGB(); break;
1079       case 13: status=ValidateRGBToLMS(); break;
1080       case 14: status=ValidateLuvToRGB(); break;
1081       case 15: status=ValidateRGBToLuv(); break;
1082       case 16: status=ValidateXYZToRGB(); break;
1083       case 17: status=ValidateRGBToXYZ(); break;
1084       case 18: status=ValidateYDbDrToRGB(); break;
1085       case 19: status=ValidateRGBToYDbDr(); break;
1086       case 20: status=ValidateYIQToRGB(); break;
1087       case 21: status=ValidateRGBToYIQ(); break;
1088       case 22: status=ValidateYPbPrToRGB(); break;
1089       case 23: status=ValidateRGBToYPbPr(); break;
1090       case 24: status=ValidateYUVToRGB(); break;
1091       case 25: status=ValidateRGBToYUV(); break;
1092       default: status=MagickFalse;
1093     }
1094     if (status == MagickFalse)
1095       {
1096         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1097           GetMagickModule());
1098         (*fail)++;
1099         continue;
1100       }
1101     (void) FormatLocaleFile(stdout,"... pass.\n");
1102   }
1103   (void) FormatLocaleFile(stdout,
1104     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
1105     (double) (test-(*fail)),(double) *fail);
1106   return(test);
1107 }
1108 
1109 /*
1110 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1111 %                                                                             %
1112 %                                                                             %
1113 %                                                                             %
1114 %   V a l i d a t e C o m p a r e C o m m a n d                               %
1115 %                                                                             %
1116 %                                                                             %
1117 %                                                                             %
1118 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1119 %
1120 %  ValidateCompareCommand() validates the ImageMagick compare command line
1121 %  program and returns the number of validation tests that passed and failed.
1122 %
1123 %  The format of the ValidateCompareCommand method is:
1124 %
1125 %      size_t ValidateCompareCommand(ImageInfo *image_info,
1126 %        const char *reference_filename,const char *output_filename,
1127 %        size_t *fail,ExceptionInfo *exception)
1128 %
1129 %  A description of each parameter follows:
1130 %
1131 %    o image_info: the image info.
1132 %
1133 %    o reference_filename: the reference image filename.
1134 %
1135 %    o output_filename: the output image filename.
1136 %
1137 %    o fail: return the number of validation tests that pass.
1138 %
1139 %    o exception: return any errors or warnings in this structure.
1140 %
1141 */
ValidateCompareCommand(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)1142 static size_t ValidateCompareCommand(ImageInfo *image_info,
1143   const char *reference_filename,const char *output_filename,size_t *fail,
1144   ExceptionInfo *exception)
1145 {
1146   char
1147     **arguments,
1148     command[MagickPathExtent];
1149 
1150   int
1151     number_arguments;
1152 
1153   MagickBooleanType
1154     status;
1155 
1156   register ssize_t
1157     i,
1158     j;
1159 
1160   size_t
1161     test;
1162 
1163   test=0;
1164   (void) FormatLocaleFile(stdout,"validate compare command line program:\n");
1165   for (i=0; compare_options[i] != (char *) NULL; i++)
1166   {
1167     CatchException(exception);
1168     (void) FormatLocaleFile(stdout,"  test %.20g: %s",(double) (test++),
1169       compare_options[i]);
1170     (void) FormatLocaleString(command,MagickPathExtent,"%s %s %s %s",
1171       compare_options[i],reference_filename,reference_filename,output_filename);
1172     arguments=StringToArgv(command,&number_arguments);
1173     if (arguments == (char **) NULL)
1174       {
1175         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1176           GetMagickModule());
1177         (void) LogMagickEvent(ExceptionEvent,GetMagickModule(),"%s",
1178           exception->reason);
1179         (*fail)++;
1180         continue;
1181       }
1182     status=CompareImagesCommand(image_info,number_arguments,arguments,
1183       (char **) NULL,exception);
1184     for (j=0; j < (ssize_t) number_arguments; j++)
1185       arguments[j]=DestroyString(arguments[j]);
1186     arguments=(char **) RelinquishMagickMemory(arguments);
1187     if (status == MagickFalse)
1188       {
1189         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1190           GetMagickModule());
1191         (void) LogMagickEvent(ExceptionEvent,GetMagickModule(),"%s",
1192           exception->reason);
1193         (*fail)++;
1194         continue;
1195       }
1196     (void) FormatLocaleFile(stdout,"... pass.\n");
1197   }
1198   (void) FormatLocaleFile(stdout,
1199     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
1200     (double) (test-(*fail)),(double) *fail);
1201   return(test);
1202 }
1203 
1204 /*
1205 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1206 %                                                                             %
1207 %                                                                             %
1208 %                                                                             %
1209 %   V a l i d a t e C o m p o s i t e C o m m a n d                           %
1210 %                                                                             %
1211 %                                                                             %
1212 %                                                                             %
1213 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1214 %
1215 %  ValidateCompositeCommand() validates the ImageMagick composite command line
1216 %  program and returns the number of validation tests that passed and failed.
1217 %
1218 %  The format of the ValidateCompositeCommand method is:
1219 %
1220 %      size_t ValidateCompositeCommand(ImageInfo *image_info,
1221 %        const char *reference_filename,const char *output_filename,
1222 %        size_t *fail,ExceptionInfo *exception)
1223 %
1224 %  A description of each parameter follows:
1225 %
1226 %    o image_info: the image info.
1227 %
1228 %    o reference_filename: the reference image filename.
1229 %
1230 %    o output_filename: the output image filename.
1231 %
1232 %    o fail: return the number of validation tests that pass.
1233 %
1234 %    o exception: return any errors or warnings in this structure.
1235 %
1236 */
ValidateCompositeCommand(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)1237 static size_t ValidateCompositeCommand(ImageInfo *image_info,
1238   const char *reference_filename,const char *output_filename,size_t *fail,
1239   ExceptionInfo *exception)
1240 {
1241   char
1242     **arguments,
1243     command[MagickPathExtent];
1244 
1245   int
1246     number_arguments;
1247 
1248   MagickBooleanType
1249     status;
1250 
1251   register ssize_t
1252     i,
1253     j;
1254 
1255   size_t
1256     test;
1257 
1258   test=0;
1259   (void) FormatLocaleFile(stdout,"validate composite command line program:\n");
1260   for (i=0; composite_options[i] != (char *) NULL; i++)
1261   {
1262     CatchException(exception);
1263     (void) FormatLocaleFile(stdout,"  test %.20g: %s",(double) (test++),
1264       composite_options[i]);
1265     (void) FormatLocaleString(command,MagickPathExtent,"%s %s %s %s",
1266       reference_filename,composite_options[i],reference_filename,
1267       output_filename);
1268     arguments=StringToArgv(command,&number_arguments);
1269     if (arguments == (char **) NULL)
1270       {
1271         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1272           GetMagickModule());
1273         (*fail)++;
1274         continue;
1275       }
1276     status=CompositeImageCommand(image_info,number_arguments,arguments,
1277       (char **) NULL,exception);
1278     for (j=0; j < (ssize_t) number_arguments; j++)
1279       arguments[j]=DestroyString(arguments[j]);
1280     arguments=(char **) RelinquishMagickMemory(arguments);
1281     if (status == MagickFalse)
1282       {
1283         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1284           GetMagickModule());
1285         (*fail)++;
1286         continue;
1287       }
1288     (void) FormatLocaleFile(stdout,"... pass.\n");
1289   }
1290   (void) FormatLocaleFile(stdout,
1291     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
1292     (double) (test-(*fail)),(double) *fail);
1293   return(test);
1294 }
1295 
1296 /*
1297 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1298 %                                                                             %
1299 %                                                                             %
1300 %                                                                             %
1301 %   V a l i d a t e C o n v e r t C o m m a n d                               %
1302 %                                                                             %
1303 %                                                                             %
1304 %                                                                             %
1305 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1306 %
1307 %  ValidateConvertCommand() validates the ImageMagick convert command line
1308 %  program and returns the number of validation tests that passed and failed.
1309 %
1310 %  The format of the ValidateConvertCommand method is:
1311 %
1312 %      size_t ValidateConvertCommand(ImageInfo *image_info,
1313 %        const char *reference_filename,const char *output_filename,
1314 %        size_t *fail,ExceptionInfo *exception)
1315 %
1316 %  A description of each parameter follows:
1317 %
1318 %    o image_info: the image info.
1319 %
1320 %    o reference_filename: the reference image filename.
1321 %
1322 %    o output_filename: the output image filename.
1323 %
1324 %    o fail: return the number of validation tests that pass.
1325 %
1326 %    o exception: return any errors or warnings in this structure.
1327 %
1328 */
ValidateConvertCommand(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)1329 static size_t ValidateConvertCommand(ImageInfo *image_info,
1330   const char *reference_filename,const char *output_filename,size_t *fail,
1331   ExceptionInfo *exception)
1332 {
1333   char
1334     **arguments,
1335     command[MagickPathExtent];
1336 
1337   int
1338     number_arguments;
1339 
1340   MagickBooleanType
1341     status;
1342 
1343   register ssize_t
1344     i,
1345     j;
1346 
1347   size_t
1348     test;
1349 
1350   test=0;
1351   (void) FormatLocaleFile(stdout,"validate convert command line program:\n");
1352   for (i=0; convert_options[i] != (char *) NULL; i++)
1353   {
1354     CatchException(exception);
1355     (void) FormatLocaleFile(stdout,"  test %.20g: %s",(double) test++,
1356       convert_options[i]);
1357     (void) FormatLocaleString(command,MagickPathExtent,"%s %s %s %s",
1358       reference_filename,convert_options[i],reference_filename,output_filename);
1359     arguments=StringToArgv(command,&number_arguments);
1360     if (arguments == (char **) NULL)
1361       {
1362         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1363           GetMagickModule());
1364         (*fail)++;
1365         continue;
1366       }
1367     status=ConvertImageCommand(image_info,number_arguments,arguments,
1368       (char **) NULL,exception);
1369     for (j=0; j < (ssize_t) number_arguments; j++)
1370       arguments[j]=DestroyString(arguments[j]);
1371     arguments=(char **) RelinquishMagickMemory(arguments);
1372     if (status == MagickFalse)
1373       {
1374         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1375           GetMagickModule());
1376         (*fail)++;
1377         continue;
1378       }
1379     (void) FormatLocaleFile(stdout,"... pass.\n");
1380   }
1381   (void) FormatLocaleFile(stdout,
1382     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
1383     (double) (test-(*fail)),(double) *fail);
1384   return(test);
1385 }
1386 
1387 /*
1388 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1389 %                                                                             %
1390 %                                                                             %
1391 %                                                                             %
1392 %   V a l i d a t e I d e n t i f y C o m m a n d                             %
1393 %                                                                             %
1394 %                                                                             %
1395 %                                                                             %
1396 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1397 %
1398 %  ValidateIdentifyCommand() validates the ImageMagick identify command line
1399 %  program and returns the number of validation tests that passed and failed.
1400 %
1401 %  The format of the ValidateIdentifyCommand method is:
1402 %
1403 %      size_t ValidateIdentifyCommand(ImageInfo *image_info,
1404 %        const char *reference_filename,const char *output_filename,
1405 %        size_t *fail,ExceptionInfo *exception)
1406 %
1407 %  A description of each parameter follows:
1408 %
1409 %    o image_info: the image info.
1410 %
1411 %    o reference_filename: the reference image filename.
1412 %
1413 %    o output_filename: the output image filename.
1414 %
1415 %    o fail: return the number of validation tests that pass.
1416 %
1417 %    o exception: return any errors or warnings in this structure.
1418 %
1419 */
ValidateIdentifyCommand(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)1420 static size_t ValidateIdentifyCommand(ImageInfo *image_info,
1421   const char *reference_filename,const char *output_filename,size_t *fail,
1422   ExceptionInfo *exception)
1423 {
1424   char
1425     **arguments,
1426     command[MagickPathExtent];
1427 
1428   int
1429     number_arguments;
1430 
1431   MagickBooleanType
1432     status;
1433 
1434   register ssize_t
1435     i,
1436     j;
1437 
1438   size_t
1439     test;
1440 
1441   (void) output_filename;
1442   test=0;
1443   (void) FormatLocaleFile(stdout,"validate identify command line program:\n");
1444   for (i=0; identify_options[i] != (char *) NULL; i++)
1445   {
1446     CatchException(exception);
1447     (void) FormatLocaleFile(stdout,"  test %.20g: %s",(double) test++,
1448       identify_options[i]);
1449     (void) FormatLocaleString(command,MagickPathExtent,"%s %s",
1450       identify_options[i],reference_filename);
1451     arguments=StringToArgv(command,&number_arguments);
1452     if (arguments == (char **) NULL)
1453       {
1454         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1455           GetMagickModule());
1456         (*fail)++;
1457         continue;
1458       }
1459     status=IdentifyImageCommand(image_info,number_arguments,arguments,
1460       (char **) NULL,exception);
1461     for (j=0; j < (ssize_t) number_arguments; j++)
1462       arguments[j]=DestroyString(arguments[j]);
1463     arguments=(char **) RelinquishMagickMemory(arguments);
1464     if (status == MagickFalse)
1465       {
1466         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1467           GetMagickModule());
1468         (*fail)++;
1469         continue;
1470       }
1471     (void) FormatLocaleFile(stdout,"... pass.\n");
1472   }
1473   (void) FormatLocaleFile(stdout,
1474     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
1475     (double) (test-(*fail)),(double) *fail);
1476   return(test);
1477 }
1478 
1479 /*
1480 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1481 %                                                                             %
1482 %                                                                             %
1483 %                                                                             %
1484 %   V a l i d a t e I m a g e F o r m a t s I n M e m o r y                   %
1485 %                                                                             %
1486 %                                                                             %
1487 %                                                                             %
1488 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1489 %
1490 %  ValidateImageFormatsInMemory() validates the ImageMagick image formats in
1491 %  memory and returns the number of validation tests that passed and failed.
1492 %
1493 %  The format of the ValidateImageFormatsInMemory method is:
1494 %
1495 %      size_t ValidateImageFormatsInMemory(ImageInfo *image_info,
1496 %        const char *reference_filename,const char *output_filename,
1497 %        size_t *fail,ExceptionInfo *exception)
1498 %
1499 %  A description of each parameter follows:
1500 %
1501 %    o image_info: the image info.
1502 %
1503 %    o reference_filename: the reference image filename.
1504 %
1505 %    o output_filename: the output image filename.
1506 %
1507 %    o fail: return the number of validation tests that pass.
1508 %
1509 %    o exception: return any errors or warnings in this structure.
1510 %
1511 */
1512 
1513 /*
1514   Enable this to count remaining $TMPDIR/magick-* files.  Note that the count
1515   includes any files left over from other runs.
1516 */
1517 #undef MagickCountTempFiles
1518 
ValidateImageFormatsInMemory(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)1519 static size_t ValidateImageFormatsInMemory(ImageInfo *image_info,
1520   const char *reference_filename,const char *output_filename,size_t *fail,
1521   ExceptionInfo *exception)
1522 {
1523   char
1524 #ifdef MagickCountTempFiles
1525     path[MagickPathExtent],
1526     SystemCommand[MagickPathExtent],
1527 #endif
1528     size[MagickPathExtent];
1529 
1530   const MagickInfo
1531     *magick_info;
1532 
1533   double
1534     distortion,
1535     fuzz;
1536 
1537   Image
1538     *difference_image,
1539     *ping_image,
1540     *reconstruct_image,
1541     *reference_image;
1542 
1543   MagickBooleanType
1544     status;
1545 
1546   register ssize_t
1547     i,
1548     j;
1549 
1550   size_t
1551     length,
1552     test;
1553 
1554   unsigned char
1555     *blob;
1556 
1557   test=0;
1558   (void) FormatLocaleFile(stdout,"validate image formats in memory:\n");
1559 
1560 #ifdef MagickCountTempFiles
1561   (void)GetPathTemplate(path);
1562   /* Remove file template except for the leading "/path/to/magick-" */
1563   path[strlen(path)-17]='\0';
1564   (void) FormatLocaleFile(stdout," tmp path is '%s*'\n",path);
1565 #endif
1566 
1567   for (i=0; reference_formats[i].magick != (char *) NULL; i++)
1568   {
1569     magick_info=GetMagickInfo(reference_formats[i].magick,exception);
1570     if ((magick_info == (const MagickInfo *) NULL) ||
1571         (magick_info->decoder == (DecodeImageHandler *) NULL) ||
1572         (magick_info->encoder == (EncodeImageHandler *) NULL))
1573       continue;
1574     for (j=0; reference_types[j].type != UndefinedType; j++)
1575     {
1576       /*
1577         Generate reference image.
1578       */
1579       CatchException(exception);
1580       (void) FormatLocaleFile(stdout,"  test %.20g: %s/%s/%s/%.20g-bits",
1581         (double) (test++),reference_formats[i].magick,CommandOptionToMnemonic(
1582         MagickCompressOptions,reference_formats[i].compression),
1583         CommandOptionToMnemonic(MagickTypeOptions,reference_types[j].type),
1584         (double) reference_types[j].depth);
1585       (void) CopyMagickString(image_info->filename,reference_filename,
1586         MagickPathExtent);
1587       reference_image=ReadImage(image_info,exception);
1588       if ((reference_image == (Image *) NULL) ||
1589           (exception->severity >= ErrorException))
1590         {
1591           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1592             GetMagickModule());
1593           if (exception->reason != (char *) NULL)
1594             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1595           CatchException(exception);
1596           (*fail)++;
1597           continue;
1598         }
1599       /*
1600         Write reference image.
1601       */
1602       (void) FormatLocaleString(size,MagickPathExtent,"%.20gx%.20g",
1603         (double) reference_image->columns,(double) reference_image->rows);
1604       (void) CloneString(&image_info->size,size);
1605       image_info->depth=reference_types[j].depth;
1606       (void) FormatLocaleString(reference_image->filename,MagickPathExtent,
1607         "%s:%s",reference_formats[i].magick,output_filename);
1608       status=SetImageType(reference_image,reference_types[j].type,exception);
1609       if (status == MagickFalse || (exception->severity >= ErrorException))
1610         {
1611           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1612             GetMagickModule());
1613           if (exception->reason != (char *) NULL)
1614             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1615           CatchException(exception);
1616           (*fail)++;
1617           reference_image=DestroyImage(reference_image);
1618           continue;
1619         }
1620       status=SetImageDepth(reference_image,reference_types[j].depth,exception);
1621       if (status == MagickFalse || (exception->severity >= ErrorException))
1622         {
1623           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1624             GetMagickModule());
1625           CatchException(exception);
1626           (*fail)++;
1627           reference_image=DestroyImage(reference_image);
1628           continue;
1629         }
1630       reference_image->compression=reference_formats[i].compression;
1631       status=WriteImage(image_info,reference_image,exception);
1632       reference_image=DestroyImage(reference_image);
1633       if (status == MagickFalse || (exception->severity >= ErrorException))
1634         {
1635           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1636             GetMagickModule());
1637           if (exception->reason != (char *) NULL)
1638             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1639           CatchException(exception);
1640           (*fail)++;
1641           continue;
1642         }
1643       /*
1644         Ping reference image.
1645       */
1646       (void) FormatLocaleString(image_info->filename,MagickPathExtent,"%s:%s",
1647         reference_formats[i].magick,output_filename);
1648       ping_image=PingImage(image_info,exception);
1649       if (ping_image == (Image *) NULL ||
1650           (exception->severity >= ErrorException))
1651         {
1652           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1653             GetMagickModule());
1654           if (exception->reason != (char *) NULL)
1655             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1656           CatchException(exception);
1657           (*fail)++;
1658           continue;
1659         }
1660       ping_image=DestroyImage(ping_image);
1661       /*
1662         Read reference image.
1663       */
1664       reference_image=ReadImage(image_info,exception);
1665       if ((reference_image == (Image *) NULL) ||
1666           (exception->severity >= ErrorException))
1667         {
1668           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1669             GetMagickModule());
1670           if (exception->reason != (char *) NULL)
1671             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1672           CatchException(exception);
1673           (*fail)++;
1674           continue;
1675         }
1676       /*
1677         Write reference image.
1678       */
1679       (void) FormatLocaleString(reference_image->filename,MagickPathExtent,
1680         "%s:%s",reference_formats[i].magick,output_filename);
1681       (void) CopyMagickString(image_info->magick,reference_formats[i].magick,
1682         MagickPathExtent);
1683       reference_image->depth=reference_types[j].depth;
1684       reference_image->compression=reference_formats[i].compression;
1685       length=8192;
1686       blob=(unsigned char *) ImageToBlob(image_info,reference_image,&length,
1687         exception);
1688       if ((blob == (unsigned char *) NULL) ||
1689           (exception->severity >= ErrorException))
1690         {
1691           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1692             GetMagickModule());
1693           if (exception->reason != (char *) NULL)
1694             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1695           CatchException(exception);
1696           (*fail)++;
1697           reference_image=DestroyImage(reference_image);
1698           continue;
1699         }
1700       /*
1701         Ping reference blob.
1702       */
1703       ping_image=PingBlob(image_info,blob,length,exception);
1704       if (ping_image == (Image *) NULL ||
1705           (exception->severity >= ErrorException))
1706         {
1707           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1708             GetMagickModule());
1709           if (exception->reason != (char *) NULL)
1710             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1711           CatchException(exception);
1712           (*fail)++;
1713           blob=(unsigned char *) RelinquishMagickMemory(blob);
1714           continue;
1715         }
1716       ping_image=DestroyImage(ping_image);
1717       /*
1718         Read reconstruct image.
1719       */
1720       (void) FormatLocaleString(image_info->filename,MagickPathExtent,"%s:%s",
1721         reference_formats[i].magick,output_filename);
1722       reconstruct_image=BlobToImage(image_info,blob,length,exception);
1723       blob=(unsigned char *) RelinquishMagickMemory(blob);
1724       if (reconstruct_image == (Image *) NULL ||
1725           (exception->severity >= ErrorException))
1726         {
1727           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1728             GetMagickModule());
1729           if (exception->reason != (char *) NULL)
1730             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1731           CatchException(exception);
1732           (*fail)++;
1733           reference_image=DestroyImage(reference_image);
1734           continue;
1735         }
1736       /*
1737         Compare reference to reconstruct image.
1738       */
1739       fuzz=0.003;  /* grayscale */
1740       if (reference_formats[i].fuzz != 0.0)
1741         fuzz=reference_formats[i].fuzz;
1742       difference_image=CompareImages(reference_image,reconstruct_image,
1743         RootMeanSquaredErrorMetric,&distortion,exception);
1744       reconstruct_image=DestroyImage(reconstruct_image);
1745       reference_image=DestroyImage(reference_image);
1746       if (difference_image == (Image *) NULL ||
1747           (exception->severity >= ErrorException))
1748         {
1749           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1750             GetMagickModule());
1751           if (exception->reason != (char *) NULL)
1752             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1753           CatchException(exception);
1754           (*fail)++;
1755           continue;
1756         }
1757       difference_image=DestroyImage(difference_image);
1758       if ((QuantumScale*distortion) > fuzz)
1759         {
1760           (void) FormatLocaleFile(stdout,"... fail (with distortion %g).\n",
1761             QuantumScale*distortion);
1762           (*fail)++;
1763           continue;
1764         }
1765 #ifdef MagickCountTempFiles
1766       (void) FormatLocaleFile(stdout,"... pass, ");
1767       (void) fflush(stdout);
1768       SystemCommand[0]='\0';
1769       (void) strncat(SystemCommand,"echo `ls ",9);
1770       (void) strncat(SystemCommand,path,MagickPathExtent-31);
1771       (void) strncat(SystemCommand,"* | wc -w` tmp files.",20);
1772       (void) system(SystemCommand);
1773       (void) fflush(stdout);
1774 #else
1775       (void) FormatLocaleFile(stdout,"... pass\n");
1776 #endif
1777     }
1778   }
1779   (void) FormatLocaleFile(stdout,
1780     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
1781     (double) (test-(*fail)),(double) *fail);
1782   return(test);
1783 }
1784 
1785 /*
1786 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1787 %                                                                             %
1788 %                                                                             %
1789 %                                                                             %
1790 %   V a l i d a t e I m a g e F o r m a t s O n D i s k                       %
1791 %                                                                             %
1792 %                                                                             %
1793 %                                                                             %
1794 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1795 %
1796 %  ValidateImageFormatsOnDisk() validates the ImageMagick image formats on disk
1797 %  and returns the number of validation tests that passed and failed.
1798 %
1799 %  The format of the ValidateImageFormatsOnDisk method is:
1800 %
1801 %      size_t ValidateImageFormatsOnDisk(ImageInfo *image_info,
1802 %        const char *reference_filename,const char *output_filename,
1803 %        size_t *fail,ExceptionInfo *exception)
1804 %
1805 %  A description of each parameter follows:
1806 %
1807 %    o image_info: the image info.
1808 %
1809 %    o reference_filename: the reference image filename.
1810 %
1811 %    o output_filename: the output image filename.
1812 %
1813 %    o fail: return the number of validation tests that pass.
1814 %
1815 %    o exception: return any errors or warnings in this structure.
1816 %
1817 */
ValidateImageFormatsOnDisk(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)1818 static size_t ValidateImageFormatsOnDisk(ImageInfo *image_info,
1819   const char *reference_filename,const char *output_filename,size_t *fail,
1820   ExceptionInfo *exception)
1821 {
1822   char
1823     size[MagickPathExtent];
1824 
1825   const MagickInfo
1826     *magick_info;
1827 
1828   double
1829     distortion,
1830     fuzz;
1831 
1832   Image
1833     *difference_image,
1834     *reference_image,
1835     *reconstruct_image;
1836 
1837   MagickBooleanType
1838     status;
1839 
1840   register ssize_t
1841     i,
1842     j;
1843 
1844   size_t
1845     test;
1846 
1847   test=0;
1848   (void) FormatLocaleFile(stdout,"validate image formats on disk:\n");
1849   for (i=0; reference_formats[i].magick != (char *) NULL; i++)
1850   {
1851     magick_info=GetMagickInfo(reference_formats[i].magick,exception);
1852     if ((magick_info == (const MagickInfo *) NULL) ||
1853         (magick_info->decoder == (DecodeImageHandler *) NULL) ||
1854         (magick_info->encoder == (EncodeImageHandler *) NULL))
1855       continue;
1856     for (j=0; reference_types[j].type != UndefinedType; j++)
1857     {
1858       /*
1859         Generate reference image.
1860       */
1861       CatchException(exception);
1862       (void) FormatLocaleFile(stdout,"  test %.20g: %s/%s/%s/%.20g-bits",
1863         (double) (test++),reference_formats[i].magick,CommandOptionToMnemonic(
1864         MagickCompressOptions,reference_formats[i].compression),
1865         CommandOptionToMnemonic(MagickTypeOptions,reference_types[j].type),
1866         (double) reference_types[j].depth);
1867       (void) CopyMagickString(image_info->filename,reference_filename,
1868         MagickPathExtent);
1869       reference_image=ReadImage(image_info,exception);
1870       if ((reference_image == (Image *) NULL) ||
1871           (exception->severity >= ErrorException))
1872         {
1873           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1874             GetMagickModule());
1875           if (exception->reason != (char *) NULL)
1876             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1877           CatchException(exception);
1878           (*fail)++;
1879           continue;
1880         }
1881       /*
1882         Write reference image.
1883       */
1884       (void) FormatLocaleString(size,MagickPathExtent,"%.20gx%.20g",
1885         (double) reference_image->columns,(double) reference_image->rows);
1886       (void) CloneString(&image_info->size,size);
1887       image_info->depth=reference_types[j].depth;
1888       (void) FormatLocaleString(reference_image->filename,MagickPathExtent,
1889         "%s:%s",reference_formats[i].magick,output_filename);
1890       status=SetImageType(reference_image,reference_types[j].type,exception);
1891       if (status == MagickFalse || (exception->severity >= ErrorException))
1892         {
1893           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1894             GetMagickModule());
1895           if (exception->reason != (char *) NULL)
1896             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1897           CatchException(exception);
1898           (*fail)++;
1899           reference_image=DestroyImage(reference_image);
1900           continue;
1901         }
1902       status=SetImageDepth(reference_image,reference_types[j].depth,exception);
1903       if (status == MagickFalse || (exception->severity >= ErrorException))
1904         {
1905           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1906             GetMagickModule());
1907           CatchException(exception);
1908           (*fail)++;
1909           reference_image=DestroyImage(reference_image);
1910           continue;
1911         }
1912       reference_image->compression=reference_formats[i].compression;
1913       status=WriteImage(image_info,reference_image,exception);
1914       reference_image=DestroyImage(reference_image);
1915       if (status == MagickFalse || (exception->severity >= ErrorException))
1916         {
1917           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1918             GetMagickModule());
1919           if (exception->reason != (char *) NULL)
1920             (void) FormatLocaleFile(stdout,"    reason:%s\n",exception->reason);
1921           CatchException(exception);
1922           (*fail)++;
1923           continue;
1924         }
1925       /*
1926         Read reference image.
1927       */
1928       (void) FormatLocaleString(image_info->filename,MagickPathExtent,"%s:%s",
1929         reference_formats[i].magick,output_filename);
1930       reference_image=ReadImage(image_info,exception);
1931       if ((reference_image == (Image *) NULL) ||
1932           (exception->severity >= ErrorException))
1933         {
1934           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1935             GetMagickModule());
1936           CatchException(exception);
1937           (*fail)++;
1938           continue;
1939         }
1940       /*
1941         Write reference image.
1942       */
1943       (void) FormatLocaleString(reference_image->filename,MagickPathExtent,
1944         "%s:%s",reference_formats[i].magick,output_filename);
1945       reference_image->depth=reference_types[j].depth;
1946       reference_image->compression=reference_formats[i].compression;
1947       status=WriteImage(image_info,reference_image,exception);
1948       if (status == MagickFalse ||exception->severity >= ErrorException)
1949         {
1950           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1951             GetMagickModule());
1952           CatchException(exception);
1953           (*fail)++;
1954           reference_image=DestroyImage(reference_image);
1955           continue;
1956         }
1957       /*
1958         Read reconstruct image.
1959       */
1960       (void) FormatLocaleString(image_info->filename,MagickPathExtent,"%s:%s",
1961         reference_formats[i].magick,output_filename);
1962       reconstruct_image=ReadImage(image_info,exception);
1963       if (reconstruct_image == (Image *) NULL ||
1964           (exception->severity >= ErrorException))
1965         {
1966           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1967             GetMagickModule());
1968           CatchException(exception);
1969           (*fail)++;
1970           reference_image=DestroyImage(reference_image);
1971           continue;
1972         }
1973       /*
1974         Compare reference to reconstruct image.
1975       */
1976       fuzz=0.003;  /* grayscale */
1977       if (reference_formats[i].fuzz != 0.0)
1978         fuzz=reference_formats[i].fuzz;
1979       difference_image=CompareImages(reference_image,reconstruct_image,
1980         RootMeanSquaredErrorMetric,&distortion,exception);
1981       reconstruct_image=DestroyImage(reconstruct_image);
1982       reference_image=DestroyImage(reference_image);
1983       if (difference_image == (Image *) NULL ||
1984           (exception->severity >= ErrorException))
1985         {
1986           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
1987             GetMagickModule());
1988           CatchException(exception);
1989           (*fail)++;
1990           continue;
1991         }
1992       difference_image=DestroyImage(difference_image);
1993       if ((QuantumScale*distortion) > fuzz)
1994         {
1995           (void) FormatLocaleFile(stdout,"... fail (with distortion %g).\n",
1996             QuantumScale*distortion);
1997           (*fail)++;
1998           continue;
1999         }
2000       (void) FormatLocaleFile(stdout,"... pass.\n");
2001     }
2002   }
2003   (void) FormatLocaleFile(stdout,
2004     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
2005     (double) (test-(*fail)),(double) *fail);
2006   return(test);
2007 }
2008 
2009 /*
2010 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2011 %                                                                             %
2012 %                                                                             %
2013 %                                                                             %
2014 %   V a l i d a t e I m p o r t E x p o r t P i x e l s                       %
2015 %                                                                             %
2016 %                                                                             %
2017 %                                                                             %
2018 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2019 %
2020 %  ValidateImportExportPixels() validates the pixel import and export methods.
2021 %  It returns the number of validation tests that passed and failed.
2022 %
2023 %  The format of the ValidateImportExportPixels method is:
2024 %
2025 %      size_t ValidateImportExportPixels(ImageInfo *image_info,
2026 %        const char *reference_filename,const char *output_filename,
2027 %        size_t *fail,ExceptionInfo *exception)
2028 %
2029 %  A description of each parameter follows:
2030 %
2031 %    o image_info: the image info.
2032 %
2033 %    o reference_filename: the reference image filename.
2034 %
2035 %    o output_filename: the output image filename.
2036 %
2037 %    o fail: return the number of validation tests that pass.
2038 %
2039 %    o exception: return any errors or warnings in this structure.
2040 %
2041 */
ValidateImportExportPixels(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)2042 static size_t ValidateImportExportPixels(ImageInfo *image_info,
2043   const char *reference_filename,const char *output_filename,size_t *fail,
2044   ExceptionInfo *exception)
2045 {
2046   double
2047     distortion;
2048 
2049   Image
2050     *difference_image,
2051     *reference_image,
2052     *reconstruct_image;
2053 
2054   MagickBooleanType
2055     status;
2056 
2057   register ssize_t
2058     i,
2059     j;
2060 
2061   size_t
2062     length;
2063 
2064   unsigned char
2065     *pixels;
2066 
2067   size_t
2068     test;
2069 
2070   (void) output_filename;
2071   test=0;
2072   (void) FormatLocaleFile(stdout,
2073     "validate the import and export of image pixels:\n");
2074   for (i=0; reference_map[i] != (char *) NULL; i++)
2075   {
2076     for (j=0; reference_storage[j].type != UndefinedPixel; j++)
2077     {
2078       /*
2079         Generate reference image.
2080       */
2081       CatchException(exception);
2082       (void) FormatLocaleFile(stdout,"  test %.20g: %s/%s",(double) (test++),
2083         reference_map[i],CommandOptionToMnemonic(MagickStorageOptions,
2084         reference_storage[j].type));
2085       (void) CopyMagickString(image_info->filename,reference_filename,
2086         MagickPathExtent);
2087       reference_image=ReadImage(image_info,exception);
2088       if ((reference_image == (Image *) NULL) ||
2089           (exception->severity >= ErrorException))
2090         {
2091           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2092             GetMagickModule());
2093           CatchException(exception);
2094           (*fail)++;
2095           continue;
2096         }
2097       if (LocaleNCompare(reference_map[i],"cmy",3) == 0)
2098         (void) SetImageColorspace(reference_image,CMYKColorspace,exception);
2099       length=strlen(reference_map[i])*reference_image->columns*
2100         reference_image->rows*reference_storage[j].quantum;
2101       pixels=(unsigned char *) AcquireQuantumMemory(length,sizeof(*pixels));
2102       if (pixels == (unsigned char *) NULL ||
2103           (exception->severity >= ErrorException))
2104         {
2105           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2106             GetMagickModule());
2107           CatchException(exception);
2108           (*fail)++;
2109           reference_image=DestroyImage(reference_image);
2110           continue;
2111         }
2112       (void) memset(pixels,0,length*sizeof(*pixels));
2113       status=ExportImagePixels(reference_image,0,0,reference_image->columns,
2114         reference_image->rows,reference_map[i],reference_storage[j].type,pixels,
2115         exception);
2116       if (status == MagickFalse || (exception->severity >= ErrorException))
2117         {
2118           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2119             GetMagickModule());
2120           CatchException(exception);
2121           (*fail)++;
2122           pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2123           reference_image=DestroyImage(reference_image);
2124           continue;
2125         }
2126       (void) SetImageBackgroundColor(reference_image,exception);
2127       status=ImportImagePixels(reference_image,0,0,reference_image->columns,
2128         reference_image->rows,reference_map[i],reference_storage[j].type,
2129         pixels,exception);
2130       if (status == MagickFalse || (exception->severity >= ErrorException))
2131         {
2132           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2133             GetMagickModule());
2134           CatchException(exception);
2135           (*fail)++;
2136            pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2137           reference_image=DestroyImage(reference_image);
2138           continue;
2139         }
2140       /*
2141         Read reconstruct image.
2142       */
2143       reconstruct_image=AcquireImage(image_info,exception);
2144       (void) SetImageExtent(reconstruct_image,reference_image->columns,
2145         reference_image->rows,exception);
2146       (void) SetImageColorspace(reconstruct_image,reference_image->colorspace,
2147         exception);
2148       (void) SetImageBackgroundColor(reconstruct_image,exception);
2149       status=ImportImagePixels(reconstruct_image,0,0,reconstruct_image->columns,
2150         reconstruct_image->rows,reference_map[i],reference_storage[j].type,
2151         pixels,exception);
2152       pixels=(unsigned char *) RelinquishMagickMemory(pixels);
2153       if (status == MagickFalse || (exception->severity >= ErrorException))
2154         {
2155           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2156             GetMagickModule());
2157           CatchException(exception);
2158           (*fail)++;
2159           reference_image=DestroyImage(reference_image);
2160           continue;
2161         }
2162       /*
2163         Compare reference to reconstruct image.
2164       */
2165       difference_image=CompareImages(reference_image,reconstruct_image,
2166         RootMeanSquaredErrorMetric,&distortion,exception);
2167       reconstruct_image=DestroyImage(reconstruct_image);
2168       reference_image=DestroyImage(reference_image);
2169       if (difference_image == (Image *) NULL ||
2170           (exception->severity >= ErrorException))
2171         {
2172           (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2173             GetMagickModule());
2174           CatchException(exception);
2175           (*fail)++;
2176           continue;
2177         }
2178       difference_image=DestroyImage(difference_image);
2179       if ((QuantumScale*distortion) > 0.0)
2180         {
2181           (void) FormatLocaleFile(stdout,"... fail (with distortion %g).\n",
2182             QuantumScale*distortion);
2183           (*fail)++;
2184           continue;
2185         }
2186       (void) FormatLocaleFile(stdout,"... pass.\n");
2187     }
2188   }
2189   (void) FormatLocaleFile(stdout,
2190     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
2191     (double) (test-(*fail)),(double) *fail);
2192   return(test);
2193 }
2194 
2195 /*
2196 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2197 %                                                                             %
2198 %                                                                             %
2199 %                                                                             %
2200 %   V a l i d a t e M o n t a g e C o m m a n d                               %
2201 %                                                                             %
2202 %                                                                             %
2203 %                                                                             %
2204 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2205 %
2206 %  ValidateMontageCommand() validates the ImageMagick montage command line
2207 %  program and returns the number of validation tests that passed and failed.
2208 %
2209 %  The format of the ValidateMontageCommand method is:
2210 %
2211 %      size_t ValidateMontageCommand(ImageInfo *image_info,
2212 %        const char *reference_filename,const char *output_filename,
2213 %        size_t *fail,ExceptionInfo *exception)
2214 %
2215 %  A description of each parameter follows:
2216 %
2217 %    o image_info: the image info.
2218 %
2219 %    o reference_filename: the reference image filename.
2220 %
2221 %    o output_filename: the output image filename.
2222 %
2223 %    o fail: return the number of validation tests that pass.
2224 %
2225 %    o exception: return any errors or warnings in this structure.
2226 %
2227 */
ValidateMontageCommand(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)2228 static size_t ValidateMontageCommand(ImageInfo *image_info,
2229   const char *reference_filename,const char *output_filename,size_t *fail,
2230   ExceptionInfo *exception)
2231 {
2232   char
2233     **arguments,
2234     command[MagickPathExtent];
2235 
2236   int
2237     number_arguments;
2238 
2239   MagickBooleanType
2240     status;
2241 
2242   register ssize_t
2243     i,
2244     j;
2245 
2246   size_t
2247     test;
2248 
2249   test=0;
2250   (void) FormatLocaleFile(stdout,"validate montage command line program:\n");
2251   for (i=0; montage_options[i] != (char *) NULL; i++)
2252   {
2253     CatchException(exception);
2254     (void) FormatLocaleFile(stdout,"  test %.20g: %s",(double) (test++),
2255       montage_options[i]);
2256     (void) FormatLocaleString(command,MagickPathExtent,"%s %s %s %s",
2257       reference_filename,montage_options[i],reference_filename,
2258       output_filename);
2259     arguments=StringToArgv(command,&number_arguments);
2260     if (arguments == (char **) NULL)
2261       {
2262         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2263             GetMagickModule());
2264         (*fail)++;
2265         continue;
2266       }
2267     status=MontageImageCommand(image_info,number_arguments,arguments,
2268       (char **) NULL,exception);
2269     for (j=0; j < (ssize_t) number_arguments; j++)
2270       arguments[j]=DestroyString(arguments[j]);
2271     arguments=(char **) RelinquishMagickMemory(arguments);
2272     if (status == MagickFalse)
2273       {
2274         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2275             GetMagickModule());
2276         (*fail)++;
2277         continue;
2278       }
2279     (void) FormatLocaleFile(stdout,"... pass.\n");
2280   }
2281   (void) FormatLocaleFile(stdout,
2282     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
2283     (double) (test-(*fail)),(double) *fail);
2284   return(test);
2285 }
2286 
2287 /*
2288 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2289 %                                                                             %
2290 %                                                                             %
2291 %                                                                             %
2292 %   V a l i d a t e S t r e a m C o m m a n d                                 %
2293 %                                                                             %
2294 %                                                                             %
2295 %                                                                             %
2296 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2297 %
2298 %  ValidateStreamCommand() validates the ImageMagick stream command line
2299 %  program and returns the number of validation tests that passed and failed.
2300 %
2301 %  The format of the ValidateStreamCommand method is:
2302 %
2303 %      size_t ValidateStreamCommand(ImageInfo *image_info,
2304 %        const char *reference_filename,const char *output_filename,
2305 %        size_t *fail,ExceptionInfo *exception)
2306 %
2307 %  A description of each parameter follows:
2308 %
2309 %    o image_info: the image info.
2310 %
2311 %    o reference_filename: the reference image filename.
2312 %
2313 %    o output_filename: the output image filename.
2314 %
2315 %    o fail: return the number of validation tests that pass.
2316 %
2317 %    o exception: return any errors or warnings in this structure.
2318 %
2319 */
ValidateStreamCommand(ImageInfo * image_info,const char * reference_filename,const char * output_filename,size_t * fail,ExceptionInfo * exception)2320 static size_t ValidateStreamCommand(ImageInfo *image_info,
2321   const char *reference_filename,const char *output_filename,size_t *fail,
2322   ExceptionInfo *exception)
2323 {
2324   char
2325     **arguments,
2326     command[MagickPathExtent];
2327 
2328   int
2329     number_arguments;
2330 
2331   MagickBooleanType
2332     status;
2333 
2334   register ssize_t
2335     i,
2336     j;
2337 
2338   size_t
2339     test;
2340 
2341   test=0;
2342   (void) FormatLocaleFile(stdout,"validate stream command line program:\n");
2343   for (i=0; stream_options[i] != (char *) NULL; i++)
2344   {
2345     CatchException(exception);
2346     (void) FormatLocaleFile(stdout,"  test %.20g: %s",(double) (test++),
2347       stream_options[i]);
2348     (void) FormatLocaleString(command,MagickPathExtent,"%s %s %s",
2349       stream_options[i],reference_filename,output_filename);
2350     arguments=StringToArgv(command,&number_arguments);
2351     if (arguments == (char **) NULL)
2352       {
2353         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2354             GetMagickModule());
2355         (*fail)++;
2356         continue;
2357       }
2358     status=StreamImageCommand(image_info,number_arguments,arguments,
2359       (char **) NULL,exception);
2360     for (j=0; j < (ssize_t) number_arguments; j++)
2361       arguments[j]=DestroyString(arguments[j]);
2362     arguments=(char **) RelinquishMagickMemory(arguments);
2363     if (status == MagickFalse)
2364       {
2365         (void) FormatLocaleFile(stdout,"... fail @ %s/%s/%lu.\n",
2366             GetMagickModule());
2367         (*fail)++;
2368         continue;
2369       }
2370     (void) FormatLocaleFile(stdout,"... pass.\n");
2371   }
2372   (void) FormatLocaleFile(stdout,
2373     "  summary: %.20g subtests; %.20g passed; %.20g failed.\n",(double) test,
2374     (double) (test-(*fail)),(double) *fail);
2375   return(test);
2376 }
2377 
2378 /*
2379 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2380 %                                                                             %
2381 %                                                                             %
2382 %                                                                             %
2383 %  M a i n                                                                    %
2384 %                                                                             %
2385 %                                                                             %
2386 %                                                                             %
2387 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
2388 %
2389 %
2390 */
2391 
ValidateUsage(void)2392 static MagickBooleanType ValidateUsage(void)
2393 {
2394   const char
2395     **p;
2396 
2397   static const char
2398     *miscellaneous[]=
2399     {
2400       "-debug events        display copious debugging information",
2401       "-help                print program options",
2402       "-log format          format of debugging information",
2403       "-validate type       validation type",
2404       "-version             print version information",
2405       (char *) NULL
2406     },
2407     *settings[]=
2408     {
2409       "-regard-warnings     pay attention to warning messages",
2410       "-verbose             print detailed information about the image",
2411       (char *) NULL
2412     };
2413 
2414   (void) printf("Version: %s\n",GetMagickVersion((size_t *) NULL));
2415   (void) printf("Copyright: %s\n\n",GetMagickCopyright());
2416   (void) printf("Features: %s\n",GetMagickFeatures());
2417   (void) printf("Usage: %s [options ...] reference-file\n",GetClientName());
2418   (void) printf("\nValidate Settings:\n");
2419   for (p=settings; *p != (char *) NULL; p++)
2420     (void) printf("  %s\n",*p);
2421   (void) printf("\nMiscellaneous Options:\n");
2422   for (p=miscellaneous; *p != (char *) NULL; p++)
2423     (void) printf("  %s\n",*p);
2424   return(MagickTrue);
2425 }
2426 
main(int argc,char ** argv)2427 int main(int argc,char **argv)
2428 {
2429 #define DestroyValidate() \
2430 { \
2431   image_info=DestroyImageInfo(image_info); \
2432   exception=DestroyExceptionInfo(exception); \
2433 }
2434 #define ThrowValidateException(asperity,tag,option) \
2435 { \
2436   (void) ThrowMagickException(exception,GetMagickModule(),asperity,tag,"`%s'", \
2437     option); \
2438   CatchException(exception); \
2439   DestroyValidate(); \
2440   return(MagickFalse); \
2441 }
2442 
2443   char
2444     output_filename[MagickPathExtent],
2445     reference_filename[MagickPathExtent],
2446     *option;
2447 
2448   double
2449     elapsed_time,
2450     user_time;
2451 
2452   ExceptionInfo
2453     *exception;
2454 
2455   Image
2456     *reference_image;
2457 
2458   ImageInfo
2459     *image_info;
2460 
2461   MagickBooleanType
2462     regard_warnings,
2463     status;
2464 
2465   MagickSizeType
2466     memory_resource,
2467     map_resource;
2468 
2469   register ssize_t
2470     i;
2471 
2472   TimerInfo
2473     *timer;
2474 
2475   size_t
2476     fail,
2477     iterations,
2478     tests;
2479 
2480   ValidateType
2481     type;
2482 
2483   /*
2484     Validate the ImageMagick image processing suite.
2485   */
2486   MagickCoreGenesis(*argv,MagickTrue);
2487   (void) setlocale(LC_ALL,"");
2488   (void) setlocale(LC_NUMERIC,"C");
2489   iterations=1;
2490   status=MagickFalse;
2491   type=AllValidate;
2492   regard_warnings=MagickFalse;
2493   (void) regard_warnings;
2494   exception=AcquireExceptionInfo();
2495   image_info=AcquireImageInfo();
2496   (void) CopyMagickString(image_info->filename,ReferenceFilename,
2497     MagickPathExtent);
2498   for (i=1; i < (ssize_t) argc; i++)
2499   {
2500     option=argv[i];
2501     if (IsCommandOption(option) == MagickFalse)
2502       {
2503         (void) CopyMagickString(image_info->filename,option,MagickPathExtent);
2504         continue;
2505       }
2506     switch (*(option+1))
2507     {
2508       case 'b':
2509       {
2510         if (LocaleCompare("bench",option+1) == 0)
2511           {
2512             iterations=StringToUnsignedLong(argv[++i]);
2513             break;
2514           }
2515         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2516       }
2517       case 'd':
2518       {
2519         if (LocaleCompare("debug",option+1) == 0)
2520           {
2521             (void) SetLogEventMask(argv[++i]);
2522             break;
2523           }
2524         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2525       }
2526       case 'h':
2527       {
2528         if (LocaleCompare("help",option+1) == 0)
2529           {
2530             (void) ValidateUsage();
2531             return(0);
2532           }
2533         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2534       }
2535       case 'l':
2536       {
2537         if (LocaleCompare("log",option+1) == 0)
2538           {
2539             if (*option != '+')
2540               (void) SetLogFormat(argv[i+1]);
2541             break;
2542           }
2543         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2544       }
2545       case 'r':
2546       {
2547         if (LocaleCompare("regard-warnings",option+1) == 0)
2548           {
2549             regard_warnings=MagickTrue;
2550             break;
2551           }
2552         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2553       }
2554       case 'v':
2555       {
2556         if (LocaleCompare("validate",option+1) == 0)
2557           {
2558             ssize_t
2559               validate;
2560 
2561             if (*option == '+')
2562               break;
2563             i++;
2564             if (i >= (ssize_t) argc)
2565               ThrowValidateException(OptionError,"MissingArgument",option);
2566             validate=ParseCommandOption(MagickValidateOptions,MagickFalse,
2567               argv[i]);
2568             if (validate < 0)
2569               ThrowValidateException(OptionError,"UnrecognizedValidateType",
2570                 argv[i]);
2571             type=(ValidateType) validate;
2572             break;
2573           }
2574         if ((LocaleCompare("version",option+1) == 0) ||
2575             (LocaleCompare("-version",option+1) == 0))
2576           {
2577             (void) FormatLocaleFile(stdout,"Version: %s\n",
2578               GetMagickVersion((size_t *) NULL));
2579             (void) FormatLocaleFile(stdout,"Copyright: %s\n\n",
2580               GetMagickCopyright());
2581             (void) FormatLocaleFile(stdout,"Features: %s\n\n",
2582               GetMagickFeatures());
2583             return(0);
2584           }
2585         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2586       }
2587       default:
2588         ThrowValidateException(OptionError,"UnrecognizedOption",option)
2589     }
2590   }
2591   timer=(TimerInfo *) NULL;
2592   if (iterations > 1)
2593     timer=AcquireTimerInfo();
2594   reference_image=ReadImage(image_info,exception);
2595   tests=0;
2596   fail=0;
2597   if (reference_image == (Image *) NULL)
2598     fail++;
2599   else
2600     {
2601       if (LocaleCompare(image_info->filename,ReferenceFilename) == 0)
2602         (void) CopyMagickString(reference_image->magick,ReferenceImageFormat,
2603           MagickPathExtent);
2604       (void) AcquireUniqueFilename(reference_filename);
2605       (void) AcquireUniqueFilename(output_filename);
2606       (void) CopyMagickString(reference_image->filename,reference_filename,
2607         MagickPathExtent);
2608       status=WriteImage(image_info,reference_image,exception);
2609       reference_image=DestroyImage(reference_image);
2610       if (status == MagickFalse)
2611         fail++;
2612       else
2613         {
2614           (void) FormatLocaleFile(stdout,"Version: %s\n",
2615             GetMagickVersion((size_t *) NULL));
2616           (void) FormatLocaleFile(stdout,"Copyright: %s\n\n",
2617             GetMagickCopyright());
2618           (void) FormatLocaleFile(stdout,
2619             "ImageMagick Validation Suite (%s)\n\n",CommandOptionToMnemonic(
2620             MagickValidateOptions,(ssize_t) type));
2621           if ((type & ColorspaceValidate) != 0)
2622             tests+=ValidateColorspaces(image_info,&fail,exception);
2623           if ((type & CompareValidate) != 0)
2624             tests+=ValidateCompareCommand(image_info,reference_filename,
2625               output_filename,&fail,exception);
2626           if ((type & CompositeValidate) != 0)
2627             tests+=ValidateCompositeCommand(image_info,reference_filename,
2628               output_filename,&fail,exception);
2629           if ((type & ConvertValidate) != 0)
2630             tests+=ValidateConvertCommand(image_info,reference_filename,
2631               output_filename,&fail,exception);
2632           if ((type & FormatsDiskValidate) != 0)
2633             {
2634               memory_resource=SetMagickResourceLimit(MemoryResource,0);
2635               map_resource=SetMagickResourceLimit(MapResource,0);
2636               (void) FormatLocaleFile(stdout,"[pixel-cache: disk] ");
2637               tests+=ValidateImageFormatsInMemory(image_info,reference_filename,
2638                 output_filename,&fail,exception);
2639               (void) FormatLocaleFile(stdout,"[pixel-cache: disk] ");
2640               tests+=ValidateImageFormatsOnDisk(image_info,reference_filename,
2641                 output_filename,&fail,exception);
2642               (void) SetMagickResourceLimit(MemoryResource,memory_resource);
2643               (void) SetMagickResourceLimit(MapResource,map_resource);
2644             }
2645           if ((type & FormatsMapValidate) != 0)
2646             {
2647               memory_resource=SetMagickResourceLimit(MemoryResource,0);
2648               (void) FormatLocaleFile(stdout,"[pixel-cache: memory-mapped] ");
2649               tests+=ValidateImageFormatsInMemory(image_info,reference_filename,
2650                 output_filename,&fail,exception);
2651               (void) FormatLocaleFile(stdout,"[pixel-cache: memory-mapped] ");
2652               tests+=ValidateImageFormatsOnDisk(image_info,reference_filename,
2653                 output_filename,&fail,exception);
2654               (void) SetMagickResourceLimit(MemoryResource,memory_resource);
2655             }
2656           if ((type & FormatsMemoryValidate) != 0)
2657             {
2658               (void) FormatLocaleFile(stdout,"[pixel-cache: memory] ");
2659               tests+=ValidateImageFormatsInMemory(image_info,reference_filename,
2660                 output_filename,&fail,exception);
2661               (void) FormatLocaleFile(stdout,"[pixel-cache: memory] ");
2662               tests+=ValidateImageFormatsOnDisk(image_info,reference_filename,
2663                 output_filename,&fail,exception);
2664             }
2665           if ((type & IdentifyValidate) != 0)
2666             tests+=ValidateIdentifyCommand(image_info,reference_filename,
2667               output_filename,&fail,exception);
2668           if ((type & ImportExportValidate) != 0)
2669             tests+=ValidateImportExportPixels(image_info,reference_filename,
2670               output_filename,&fail,exception);
2671           if ((type & MontageValidate) != 0)
2672             tests+=ValidateMontageCommand(image_info,reference_filename,
2673               output_filename,&fail,exception);
2674           if ((type & StreamValidate) != 0)
2675             tests+=ValidateStreamCommand(image_info,reference_filename,
2676               output_filename,&fail,exception);
2677           (void) FormatLocaleFile(stdout,
2678             "validation suite: %.20g tests; %.20g passed; %.20g failed.\n",
2679             (double) tests,(double) (tests-fail),(double) fail);
2680         }
2681       (void) RelinquishUniqueFileResource(output_filename);
2682       (void) RelinquishUniqueFileResource(reference_filename);
2683     }
2684   if (exception->severity != UndefinedException)
2685     CatchException(exception);
2686   if (iterations > 1)
2687     {
2688       elapsed_time=GetElapsedTime(timer);
2689       user_time=GetUserTime(timer);
2690       (void) FormatLocaleFile(stderr,
2691         "Performance: %.20gi %.3fips %0.6fu %ld:%02ld.%03ld\n",(double)
2692         iterations,1.0*iterations/elapsed_time,user_time,(long)
2693         (elapsed_time/60.0),(long) ceil(fmod(elapsed_time,60.0)),
2694         (long) (1000.0*(elapsed_time-floor(elapsed_time))));
2695       timer=DestroyTimerInfo(timer);
2696     }
2697   DestroyValidate();
2698   MagickCoreTerminus();
2699   return(fail == 0 ? 0 : 1);
2700 }
2701