text: /*
    Copyright 1999-2020 ImageMagick Studio LLC, a non-profit organization
    dedicated to making software imaging solutions freely available.
  
    You may not use this file except in compliance with the License.  You may
    obtain a copy of the License at
  
      https://imagemagick.org/script/license.php
  
    Unless required by applicable law or agreed to in writing, software
    distributed under the License is distributed on an "AS IS" BASIS,
    WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    See the License for the specific language governing permissions and
    limitations under the License.
  
    MagickCore image resampling private methods.
  */
  #ifndef MAGICKCORE_RESAMPLE_PRIVATE_H
  #define MAGICKCORE_RESAMPLE_PRIVATE_H
  
  #include "MagickCore/thread-private.h"
  
  #if defined(__cplusplus) || defined(c_plusplus)
  extern "C" {
  #endif
  
  static inline ResampleFilter **DestroyResampleFilterThreadSet(
    ResampleFilter **filter)
  {
    ssize_t
      i;
  
    assert(filter != (ResampleFilter **) NULL);
    for (i=0; i < (ssize_t) GetMagickResourceLimit(ThreadResource); i++)
      if (filter[i] != (ResampleFilter *) NULL)
        filter[i]=DestroyResampleFilter(filter[i]);
    filter=(ResampleFilter **) RelinquishMagickMemory(filter);
    return(filter);
  }
  
  static inline ResampleFilter **AcquireResampleFilterThreadSet(
    const Image *image,const VirtualPixelMethod method,
    const MagickBooleanType interpolate,ExceptionInfo *exception)
  {
    ssize_t
      i;
  
    ResampleFilter
      **filter;
  
    size_t
      number_threads;
  
    number_threads=(size_t) GetMagickResourceLimit(ThreadResource);
    filter=(ResampleFilter **) AcquireQuantumMemory(number_threads,
      sizeof(*filter));
    if (filter == (ResampleFilter **) NULL)
      ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
    (void) memset(filter,0,number_threads*sizeof(*filter));
    for (i=0; i < (ssize_t) number_threads; i++)
    {
      filter[i]=AcquireResampleFilter(image,exception);
      if (method != UndefinedVirtualPixelMethod)
        (void) SetResampleFilterVirtualPixelMethod(filter[i],method);
      if (interpolate != MagickFalse)
        SetResampleFilter(filter[i],PointFilter);
    }
    return(filter);
  }
  
  #if defined(__cplusplus) || defined(c_plusplus)
  }
  #endif
  
  #endif
  