.. index:: pair: struct; dnnl::resampling_backward::desc
.. _doxid-structdnnl_1_1resampling__backward_1_1desc:

struct dnnl::resampling_backward::desc
======================================

.. toctree::
	:hidden:

Overview
~~~~~~~~

Descriptor for a resampling backward propagation primitive. :ref:`More...<details-structdnnl_1_1resampling__backward_1_1desc>`


.. ref-code-block:: cpp
	:class: doxyrest-overview-code-block

	#include <dnnl.hpp>
	
	struct desc
	{
		// fields
	
		:ref:`dnnl_resampling_desc_t<doxid-structdnnl__resampling__desc__t>` :target:`data<doxid-structdnnl_1_1resampling__backward_1_1desc_1aae2ed79030214b6999918430d50adabe>`;

		// construction
	
		:ref:`desc<doxid-structdnnl_1_1resampling__backward_1_1desc_1ab07740cc68c779297cded54bb7787be8>`(
			:ref:`algorithm<doxid-group__dnnl__api__attributes_1ga00377dd4982333e42e8ae1d09a309640>` aalgorithm,
			const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_src_desc,
			const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_dst_desc
			);
	
		:ref:`desc<doxid-structdnnl_1_1resampling__backward_1_1desc_1af261675bea957340e584ee788ed21263>`(
			:ref:`algorithm<doxid-group__dnnl__api__attributes_1ga00377dd4982333e42e8ae1d09a309640>` aalgorithm,
			const std::vector<float>& factors,
			const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_src_desc,
			const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_dst_desc
			);
	};
.. _details-structdnnl_1_1resampling__backward_1_1desc:

Detailed Documentation
~~~~~~~~~~~~~~~~~~~~~~

Descriptor for a resampling backward propagation primitive.

Construction
------------

.. index:: pair: function; desc
.. _doxid-structdnnl_1_1resampling__backward_1_1desc_1ab07740cc68c779297cded54bb7787be8:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	desc(
		:ref:`algorithm<doxid-group__dnnl__api__attributes_1ga00377dd4982333e42e8ae1d09a309640>` aalgorithm,
		const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_src_desc,
		const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_dst_desc
		)

Constructs a descriptor for a resampling backward propagation primitive using source and destination memory descriptors.



.. rubric:: Parameters:

.. list-table::
	:widths: 20 80

	*
		- aalgorithm

		- resampling algorithm kind: either :ref:`dnnl::algorithm::resampling_nearest <doxid-group__dnnl__api__attributes_1gga00377dd4982333e42e8ae1d09a309640a091b262cfae5e610fcad1490bfb79431>`, or :ref:`dnnl::algorithm::resampling_linear <doxid-group__dnnl__api__attributes_1gga00377dd4982333e42e8ae1d09a309640a05731680a83c6dccd19a758b72a4ecbd>`

	*
		- diff_src_desc

		- Diff source memory descriptor.

	*
		- diff_dst_desc

		- Diff destination memory descriptor.

.. index:: pair: function; desc
.. _doxid-structdnnl_1_1resampling__backward_1_1desc_1af261675bea957340e584ee788ed21263:

.. ref-code-block:: cpp
	:class: doxyrest-title-code-block

	desc(
		:ref:`algorithm<doxid-group__dnnl__api__attributes_1ga00377dd4982333e42e8ae1d09a309640>` aalgorithm,
		const std::vector<float>& factors,
		const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_src_desc,
		const :ref:`memory::desc<doxid-structdnnl_1_1memory_1_1desc>`& diff_dst_desc
		)

Constructs a descriptor for resampling backward propagation primitive.



.. rubric:: Parameters:

.. list-table::
	:widths: 20 80

	*
		- aalgorithm

		- resampling algorithm kind: either :ref:`dnnl::algorithm::resampling_nearest <doxid-group__dnnl__api__attributes_1gga00377dd4982333e42e8ae1d09a309640a091b262cfae5e610fcad1490bfb79431>`, or :ref:`dnnl::algorithm::resampling_linear <doxid-group__dnnl__api__attributes_1gga00377dd4982333e42e8ae1d09a309640a05731680a83c6dccd19a758b72a4ecbd>`

	*
		- factors

		- Vector of scaling factors for spatial dimension.

	*
		- diff_src_desc

		- Diff source memory descriptor.

	*
		- diff_dst_desc

		- Diff destination memory descriptor.