145     *artifact;  in GetEdgeBackgroundCensus()  local
201   artifact=GetImageArtifact(image,"background");  in GetEdgeBackgroundCensus()
202   if (artifact != (const char *) NULL)  in GetEdgeBackgroundCensus()
203     (void) QueryColorCompliance(artifact,AllCompliance,&background,exception);  in GetEdgeBackgroundCensus()
204   artifact=GetImageArtifact(image,"trim:background-color");  in GetEdgeBackgroundCensus()
205   if (artifact != (const char *) NULL)  in GetEdgeBackgroundCensus()
206     (void) QueryColorCompliance(artifact,AllCompliance,&background,exception);  in GetEdgeBackgroundCensus()
256     *artifact;  in GetEdgeBoundingBox()  local
295   artifact=GetImageArtifact(edge_image,"trim:percent-background");  in GetEdgeBoundingBox()
296   if (artifact != (const char *) NULL)  in GetEdgeBoundingBox()
297     percent_background=StringToDouble(artifact,(char **) NULL)/100.0;  in GetEdgeBoundingBox()
396     *artifact;  in GetImageBoundingBox()  local
418   artifact=GetImageArtifact(image,"trim:percent-background");  in GetImageBoundingBox()
419   if (artifact != (const char *) NULL)  in GetImageBoundingBox()
421   artifact=GetImageArtifact(image, "trim:edges");  in GetImageBoundingBox()
422   if (artifact == (const char *) NULL)  in GetImageBoundingBox()
440       edges=AcquireString(artifact);  in GetImageBoundingBox()
601     *artifact;  in GetEdgeBackgroundColor()  local
617   artifact=GetImageArtifact(image,"convex-hull:background-color");  in GetEdgeBackgroundColor()
618   if (artifact == (const char *) NULL)  in GetEdgeBackgroundColor()
619     artifact=GetImageArtifact(image,"background");  in GetEdgeBackgroundColor()
688     if (artifact != (const char *) NULL)  in GetEdgeBackgroundColor()
689       (void) QueryColorCompliance(artifact,AllCompliance,background+i,  in GetEdgeBackgroundColor()
1206     *artifact;  in GetImageMinimumBoundingBox()  local
1360   artifact=GetImageArtifact(image,"minimum-bounding-box:orientation");  in GetImageMinimumBoundingBox()
1361   if (artifact != (const char *) NULL)  in GetImageMinimumBoundingBox()
1413       if (LocaleCompare(artifact,"landscape") == 0)  in GetImageMinimumBoundingBox()
1419         if (LocaleCompare(artifact,"portrait") == 0)  in GetImageMinimumBoundingBox()
2141     *artifact;  in SetImageType()  local
2159   artifact=GetImageArtifact(image,"dither");  in SetImageType()
2160   if (artifact != (const char *) NULL)  in SetImageType()
2161     (void) SetImageOption(image_info,"dither",artifact);  in SetImageType()