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51 lines
1.6 KiB
C
51 lines
1.6 KiB
C
/*
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Copyright @ 1999 ImageMagick Studio LLC, a non-profit organization
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dedicated to making software imaging solutions freely available.
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You may not use this file except in compliance with the License. You may
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obtain a copy of the License at
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https://imagemagick.org/license/
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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MagickCore compare private methods.
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*/
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#ifndef MAGICKCORE_COMPARE_PRIVATE_H
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#define MAGICKCORE_COMPARE_PRIVATE_H
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#if defined(__cplusplus) || defined(c_plusplus)
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extern "C" {
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#endif
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#include "MagickCore/image-private.h"
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#define DefaultSimilarityThreshold (-1.0)
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#define MagickSafePSNRRecipicol(x) ((x)*log10(1.0/MagickEpsilon))
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static inline void SetImageCompareBounds(const Image *image,
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const Image *reconstruct_image,size_t *columns,size_t *rows)
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{
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const char *artifact = GetImageArtifact(image,"compare:virtual-pixels");
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MagickBooleanType vp = (artifact != (const char *) NULL) ?
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IsStringTrue(artifact) : MagickFalse;
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if (vp == MagickFalse)
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{
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*columns=MagickMax(image->columns,reconstruct_image->columns);
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*rows=MagickMax(image->rows,reconstruct_image->rows);
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return;
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}
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*columns=MagickMin(image->columns,reconstruct_image->columns);
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*rows=MagickMin(image->rows,reconstruct_image->rows);
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}
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#if defined(__cplusplus) || defined(c_plusplus)
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}
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#endif
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#endif
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