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| <p class="text-center"><a href="memory.html#AcquireAlignedMemory">AcquireAlignedMemory</a> • <a href="memory.html#AcquireMagickMemory">AcquireMagickMemory</a> • <a href="memory.html#AcquireQuantumMemory">AcquireQuantumMemory</a> • <a href="memory.html#AcquireVirtualMemory">AcquireVirtualMemory</a> • <a href="memory.html#CopyMagickMemory">CopyMagickMemory</a> • <a href="memory.html#GetMagickMemoryMethods">GetMagickMemoryMethods</a> • <a href="memory.html#GetVirtualMemoryBlob">GetVirtualMemoryBlob</a> • <a href="memory.html#RelinquishAlignedMemory">RelinquishAlignedMemory</a> • <a href="memory.html#RelinquishMagickMemory">RelinquishMagickMemory</a> • <a href="memory.html#RelinquishVirtualMemory">RelinquishVirtualMemory</a> • <a href="memory.html#ResetMagickMemory">ResetMagickMemory</a> • <a href="memory.html#ResizeMagickMemory">ResizeMagickMemory</a> • <a href="memory.html#ResizeQuantumMemory">ResizeQuantumMemory</a> • <a href="memory.html#SetMagickMemoryMethods">SetMagickMemoryMethods</a></p> |
| |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="AcquireAlignedMemory">AcquireAlignedMemory</a></h2> |
| |
| <p>AcquireAlignedMemory() returns a pointer to a block of memory at least size bytes whose address is a multiple of 16*sizeof(void *).</p> |
| |
| <p>The format of the AcquireAlignedMemory method is:</p> |
| |
| <pre class="text"> |
| void *AcquireAlignedMemory(const size_t count,const size_t quantum) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>count</dt> |
| <dd>the number of quantum elements to allocate. </dd> |
| |
| <dd> </dd> |
| <dt>quantum</dt> |
| <dd>the number of bytes in each quantum. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="AcquireMagickMemory">AcquireMagickMemory</a></h2> |
| |
| <p>AcquireMagickMemory() returns a pointer to a block of memory at least size bytes suitably aligned for any use.</p> |
| |
| <p>The format of the AcquireMagickMemory method is:</p> |
| |
| <pre class="text"> |
| void *AcquireMagickMemory(const size_t size) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>size</dt> |
| <dd>the size of the memory in bytes to allocate. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="AcquireQuantumMemory">AcquireQuantumMemory</a></h2> |
| |
| <p>AcquireQuantumMemory() returns a pointer to a block of memory at least count * quantum bytes suitably aligned for any use.</p> |
| |
| <p>The format of the AcquireQuantumMemory method is:</p> |
| |
| <pre class="text"> |
| void *AcquireQuantumMemory(const size_t count,const size_t quantum) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>count</dt> |
| <dd>the number of quantum elements to allocate. </dd> |
| |
| <dd> </dd> |
| <dt>quantum</dt> |
| <dd>the number of bytes in each quantum. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="AcquireVirtualMemory">AcquireVirtualMemory</a></h2> |
| |
| <p>AcquireVirtualMemory() allocates a pointer to a block of memory at least size bytes suitably aligned for any use.</p> |
| |
| <p>The format of the AcquireVirtualMemory method is:</p> |
| |
| <pre class="text"> |
| MemoryInfo *AcquireVirtualMemory(const size_t count,const size_t quantum) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>count</dt> |
| <dd>the number of quantum elements to allocate. </dd> |
| |
| <dd> </dd> |
| <dt>quantum</dt> |
| <dd>the number of bytes in each quantum. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="CopyMagickMemory">CopyMagickMemory</a></h2> |
| |
| <p>CopyMagickMemory() copies size bytes from memory area source to the destination. Copying between objects that overlap will take place correctly. It returns destination.</p> |
| |
| <p>The format of the CopyMagickMemory method is:</p> |
| |
| <pre class="text"> |
| void *CopyMagickMemory(void *destination,const void *source, |
| const size_t size) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>destination</dt> |
| <dd>the destination. </dd> |
| |
| <dd> </dd> |
| <dt>source</dt> |
| <dd>the source. </dd> |
| |
| <dd> </dd> |
| <dt>size</dt> |
| <dd>the size of the memory in bytes to allocate. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="GetMagickMemoryMethods">GetMagickMemoryMethods</a></h2> |
| |
| <p>GetMagickMemoryMethods() gets the methods to acquire, resize, and destroy memory.</p> |
| |
| <p>The format of the GetMagickMemoryMethods() method is:</p> |
| |
| <pre class="text"> |
| void GetMagickMemoryMethods(AcquireMemoryHandler *acquire_memory_handler, |
| ResizeMemoryHandler *resize_memory_handler, |
| DestroyMemoryHandler *destroy_memory_handler) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>acquire_memory_handler</dt> |
| <dd>method to acquire memory (e.g. malloc). </dd> |
| |
| <dd> </dd> |
| <dt>resize_memory_handler</dt> |
| <dd>method to resize memory (e.g. realloc). </dd> |
| |
| <dd> </dd> |
| <dt>destroy_memory_handler</dt> |
| <dd>method to destroy memory (e.g. free). </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="GetVirtualMemoryBlob">GetVirtualMemoryBlob</a></h2> |
| |
| <p>GetVirtualMemoryBlob() returns the virtual memory blob associated with the specified MemoryInfo structure.</p> |
| |
| <p>The format of the GetVirtualMemoryBlob method is:</p> |
| |
| <pre class="text"> |
| void *GetVirtualMemoryBlob(const MemoryInfo *memory_info) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory_info</dt> |
| <dd>The MemoryInfo structure. </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="RelinquishAlignedMemory">RelinquishAlignedMemory</a></h2> |
| |
| <p>RelinquishAlignedMemory() frees memory acquired with AcquireAlignedMemory() or reuse.</p> |
| |
| <p>The format of the RelinquishAlignedMemory method is:</p> |
| |
| <pre class="text"> |
| void *RelinquishAlignedMemory(void *memory) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory</dt> |
| <dd>A pointer to a block of memory to free for reuse. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="RelinquishMagickMemory">RelinquishMagickMemory</a></h2> |
| |
| <p>RelinquishMagickMemory() frees memory acquired with AcquireMagickMemory() or AcquireQuantumMemory() for reuse.</p> |
| |
| <p>The format of the RelinquishMagickMemory method is:</p> |
| |
| <pre class="text"> |
| void *RelinquishMagickMemory(void *memory) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory</dt> |
| <dd>A pointer to a block of memory to free for reuse. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="RelinquishVirtualMemory">RelinquishVirtualMemory</a></h2> |
| |
| <p>RelinquishVirtualMemory() frees memory acquired with AcquireVirtualMemory().</p> |
| |
| <p>The format of the RelinquishVirtualMemory method is:</p> |
| |
| <pre class="text"> |
| MemoryInfo *RelinquishVirtualMemory(MemoryInfo *memory_info) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory_info</dt> |
| <dd>A pointer to a block of memory to free for reuse. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="ResetMagickMemory">ResetMagickMemory</a></h2> |
| |
| <p>ResetMagickMemory() fills the first size bytes of the memory area pointed to by memory with the constant byte c.</p> |
| |
| <p>The format of the ResetMagickMemory method is:</p> |
| |
| <pre class="text"> |
| void *ResetMagickMemory(void *memory,int byte,const size_t size) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory</dt> |
| <dd>a pointer to a memory allocation. </dd> |
| |
| <dd> </dd> |
| <dt>byte</dt> |
| <dd>set the memory to this value. </dd> |
| |
| <dd> </dd> |
| <dt>size</dt> |
| <dd>size of the memory to reset. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="ResizeMagickMemory">ResizeMagickMemory</a></h2> |
| |
| <p>ResizeMagickMemory() changes the size of the memory and returns a pointer to the (possibly moved) block. The contents will be unchanged up to the lesser of the new and old sizes.</p> |
| |
| <p>The format of the ResizeMagickMemory method is:</p> |
| |
| <pre class="text"> |
| void *ResizeMagickMemory(void *memory,const size_t size) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory</dt> |
| <dd>A pointer to a memory allocation. </dd> |
| |
| <dd> </dd> |
| <dt>size</dt> |
| <dd>the new size of the allocated memory. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="ResizeQuantumMemory">ResizeQuantumMemory</a></h2> |
| |
| <p>ResizeQuantumMemory() changes the size of the memory and returns a pointer to the (possibly moved) block. The contents will be unchanged up to the lesser of the new and old sizes.</p> |
| |
| <p>The format of the ResizeQuantumMemory method is:</p> |
| |
| <pre class="text"> |
| void *ResizeQuantumMemory(void *memory,const size_t count, |
| const size_t quantum) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>memory</dt> |
| <dd>A pointer to a memory allocation. </dd> |
| |
| <dd> </dd> |
| <dt>count</dt> |
| <dd>the number of quantum elements to allocate. </dd> |
| |
| <dd> </dd> |
| <dt>quantum</dt> |
| <dd>the number of bytes in each quantum. </dd> |
| |
| <dd> </dd> |
| </dl> |
| <h2><a href="http://www.imagemagick.org/api/MagickCore/memory_8c.html" id="SetMagickMemoryMethods">SetMagickMemoryMethods</a></h2> |
| |
| <p>SetMagickMemoryMethods() sets the methods to acquire, resize, and destroy memory. Your custom memory methods must be set prior to the MagickCoreGenesis() method.</p> |
| |
| <p>The format of the SetMagickMemoryMethods() method is:</p> |
| |
| <pre class="text"> |
| SetMagickMemoryMethods(AcquireMemoryHandler acquire_memory_handler, |
| ResizeMemoryHandler resize_memory_handler, |
| DestroyMemoryHandler destroy_memory_handler) |
| </pre> |
| |
| <p>A description of each parameter follows:</p> |
| |
| <dd> |
| </dd> |
| |
| <dd> </dd> |
| <dl class="dl-horizontal"> |
| <dt>acquire_memory_handler</dt> |
| <dd>method to acquire memory (e.g. malloc). </dd> |
| |
| <dd> </dd> |
| <dt>resize_memory_handler</dt> |
| <dd>method to resize memory (e.g. realloc). </dd> |
| |
| <dd> </dd> |
| <dt>destroy_memory_handler</dt> |
| <dd>method to destroy memory (e.g. free). </dd> |
| |
| <dd> </dd> |
| </dl> |
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