# resample.h

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    00001 /*
    00002   Copyright 1999-2008 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 graphic resample methods.
    00017 */
    00018 #ifndef _MAGICKCORE_RESAMPLE_H
    00019 #define _MAGICKCORE_RESAMPLE_H
    00020
    00021 #if defined(__cplusplus) || defined(c_plusplus)
    00022 extern "C" {
    00023 #endif
    00024
    00025 #include <magick/cache-view.h>
    00026
    00027 typedef enum
    00028 {
    00029   UndefinedInterpolatePixel,
    00030   AverageInterpolatePixel,
    00031   BicubicInterpolatePixel,
    00032   BilinearInterpolatePixel,
    00033   FilterInterpolatePixel,
    00034   IntegerInterpolatePixel,
    00035   MeshInterpolatePixel,
    00036   NearestNeighborInterpolatePixel,
    00037   SplineInterpolatePixel
    00038 } InterpolatePixelMethod;
    00039
    00040 typedef struct _ResampleFilter
    00041   ResampleFilter;
    00042
    00043 extern MagickExport MagickBooleanType
    00044   SetResampleFilterInterpolateMethod(ResampleFilter *,
    00045     const InterpolatePixelMethod),
    00046   SetResampleFilterVirtualPixelMethod(ResampleFilter *,
    00047     const VirtualPixelMethod);
    00048
    00049 extern MagickExport ResampleFilter
    00050   *AcquireResampleFilter(const Image *,ExceptionInfo *),
    00051   *DestroyResampleFilter(ResampleFilter *);
    00052
    00053 extern MagickExport void
    00054   ScaleResampleFilter(ResampleFilter *,const double,const double,const double,
    00055     const double);
    00056
    00057 extern MagickExport MagickPixelPacket
    00058   ResamplePixelColor(ResampleFilter *,const double,const double);
    00059
    00060 #if defined(__cplusplus) || defined(c_plusplus)
    00061 }
    00062 #endif
    00063
    00064 #endif