forked from openkylin/imagemagick
77 lines
2.2 KiB
C
77 lines
2.2 KiB
C
/*
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Copyright 1999-2021 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/script/license.php
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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 image resampling private methods.
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*/
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#ifndef MAGICKCORE_RESAMPLE_PRIVATE_H
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#define MAGICKCORE_RESAMPLE_PRIVATE_H
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#include <string.h>
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#include "magick/thread-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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static inline ResampleFilter **DestroyResampleFilterThreadSet(
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ResampleFilter **filter)
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{
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ssize_t
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i;
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assert(filter != (ResampleFilter **) NULL);
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for (i=0; i < (ssize_t) GetMagickResourceLimit(ThreadResource); i++)
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if (filter[i] != (ResampleFilter *) NULL)
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filter[i]=DestroyResampleFilter(filter[i]);
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filter=(ResampleFilter **) RelinquishAlignedMemory(filter);
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return(filter);
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}
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static inline ResampleFilter **AcquireResampleFilterThreadSet(
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const Image *image,const VirtualPixelMethod method,
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const MagickBooleanType interpolate,ExceptionInfo *exception)
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{
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ssize_t
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i;
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ResampleFilter
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**filter;
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size_t
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number_threads;
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number_threads=(size_t) GetMagickResourceLimit(ThreadResource);
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filter=(ResampleFilter **) AcquireAlignedMemory(number_threads,
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sizeof(*filter));
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if (filter == (ResampleFilter **) NULL)
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ThrowFatalException(ResourceLimitFatalError,"MemoryAllocationFailed");
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(void) memset(filter,0,number_threads*sizeof(*filter));
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for (i=0; i < (ssize_t) number_threads; i++)
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{
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filter[i]=AcquireResampleFilter(image,exception);
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if (method != UndefinedVirtualPixelMethod)
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(void) SetResampleFilterVirtualPixelMethod(filter[i],method);
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if (interpolate != MagickFalse)
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SetResampleFilter(filter[i],PointFilter,1.0);
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}
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return(filter);
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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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