MagickCore: compare.h Source File

# compare.h

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    00001 /*
    00002   Copyright 1999-2010 ImageMagick Studio LLC, a non-profit organization
    00003   dedicated to making software imaging solutions freely available.
    00004
    00005   You may not use this file except in compliance with the License.
    00006   obtain a copy of the License at
    00007
    00008     http://www.imagemagick.org/script/license.php
    00009
    00010   Unless required by applicable law or agreed to in writing, software
    00011   distributed under the License is distributed on an "AS IS" BASIS,
    00012   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    00013   See the License for the specific language governing permissions and
    00014   limitations under the License.
    00015
    00016   MagickCore image compare methods.
    00017 */
    00018 #ifndef _MAGICKCORE_COMPARE_H
    00019 #define _MAGICKCORE_COMPARE_H
    00020
    00021 #if defined(__cplusplus) || defined(c_plusplus)
    00022 extern "C" {
    00023 #endif
    00024
    00025 #include "magick/image.h"
    00026
    00027 typedef enum
    00028 {
    00029   UndefinedMetric,
    00030   AbsoluteErrorMetric,
    00031   MeanAbsoluteErrorMetric,
    00032   MeanErrorPerPixelMetric,
    00033   MeanSquaredErrorMetric,
    00034   PeakAbsoluteErrorMetric,
    00035   PeakSignalToNoiseRatioMetric,
    00036   RootMeanSquaredErrorMetric
    00037 } MetricType;
    00038
    00039 extern MagickExport Image
    00040   *CompareImageChannels(Image *,const Image *,const ChannelType,
    00041     const MetricType,double *,ExceptionInfo *),
    00042   *CompareImages(Image *,const Image *,const MetricType,double *,
    00043     ExceptionInfo *);
    00044
    00045 extern MagickExport MagickBooleanType
    00046   GetImageChannelDistortion(Image *,const Image *,const ChannelType,
    00047     const MetricType,double *,ExceptionInfo *),
    00048   GetImageDistortion(Image *,const Image *,const MetricType,double *,
    00049     ExceptionInfo *),
    00050   IsImagesEqual(Image *,const Image *);
    00051
    00052 #if defined(__cplusplus) || defined(c_plusplus)
    00053 }
    00054 #endif
    00055
    00056 #endif