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<div class="title">NEFFT2D.h</div> </div>
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<a href="_n_e_f_f_t2_d_8h.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Copyright (c) 2019 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor">#ifndef ARM_COMPUTE_NEFFT2D_H</span></div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#define ARM_COMPUTE_NEFFT2D_H</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_i_function_8h.xhtml">arm_compute/runtime/IFunction.h</a>&quot;</span></div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160;</div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_function_descriptors_8h.xhtml">arm_compute/runtime/FunctionDescriptors.h</a>&quot;</span></div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_memory_group_8h.xhtml">arm_compute/runtime/MemoryGroup.h</a>&quot;</span></div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="_n_e_f_f_t1_d_8h.xhtml">arm_compute/runtime/NEON/functions/NEFFT1D.h</a>&quot;</span></div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="runtime_2_tensor_8h.xhtml">arm_compute/runtime/Tensor.h</a>&quot;</span></div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160;<span class="keyword">namespace </span><a class="code" href="namespacearm__compute.xhtml">arm_compute</a></div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160;{</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160;<span class="comment">// Forward declaration</span></div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160;<span class="keyword">class </span>ITensor;</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<span class="comment"></span></div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;<span class="comment">/** Basic function to execute two dimensional FFT. This function calls the following NEON kernels:</span></div><div class="line"><a name="l00040"></a><span class="lineno"> 40</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00041"></a><span class="lineno"> 41</span>&#160;<span class="comment"> * -# @ref NEFFT1D 1D FFT is performed on the first given axis</span></div><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;<span class="comment"> * -# @ref NEFFT1D 1D FFT is performed on the second given axis</span></div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00044"></a><span class="lineno"><a class="line" href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml"> 44</a></span>&#160;<span class="keyword">class </span><a class="code" href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml">NEFFT2D</a> : <span class="keyword">public</span> <a class="code" href="classarm__compute_1_1_i_function.xhtml">IFunction</a></div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160;{</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160;<span class="keyword">public</span>:<span class="comment"></span></div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;<span class="comment"> /** Default Constructor */</span></div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <a class="code" href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#a01212a054fa3a8003a01d7ff426a1e0a">NEFFT2D</a>(std::shared_ptr&lt;IMemoryManager&gt; memory_manager = <span class="keyword">nullptr</span>);<span class="comment"></span></div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;<span class="comment"> /** Initialise the function&#39;s source and destinations</span></div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160;<span class="comment"> * @param[in] input Source tensor. Data types supported: F32.</span></div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160;<span class="comment"> * @param[out] output Destination tensor. Data types and data layouts supported: Same as @p input.</span></div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;<span class="comment"> * @param[in] config FFT related configuration</span></div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#a4d704db199385825fcc6fa9fbed62924">configure</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>, <a class="code" href="classarm__compute_1_1_i_tensor.xhtml">ITensor</a> *output, <span class="keyword">const</span> <a class="code" href="structarm__compute_1_1_f_f_t2_d_info.xhtml">FFT2DInfo</a> &amp;config);<span class="comment"></span></div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160;<span class="comment"> /** Static function to check if given info will lead to a valid configuration of @ref NEFFT2D.</span></div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;<span class="comment"> * @param[in] input Source tensor info. Data types supported: F32.</span></div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<span class="comment"> * @param[in] output Destination tensor info. Data types and data layouts supported: Same as @p input.</span></div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160;<span class="comment"> * @param[in] config FFT related configuration</span></div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160;<span class="comment"> * @return a status</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">static</span> <a class="code" href="classarm__compute_1_1_status.xhtml">Status</a> <a class="code" href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#a7a17cfcf69fe4671b46fffb61c97d9db">validate</a>(<span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *<a class="code" href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">input</a>, <span class="keyword">const</span> <a class="code" href="classarm__compute_1_1_i_tensor_info.xhtml">ITensorInfo</a> *output, <span class="keyword">const</span> <a class="code" href="structarm__compute_1_1_f_f_t2_d_info.xhtml">FFT2DInfo</a> &amp;config);</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="comment">// Inherited methods overridden:</span></div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="keywordtype">void</span> <a class="code" href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#ad1717410afd0be936c6213a63c8005fb">run</a>() <span class="keyword">override</span>;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;<span class="keyword">protected</span>:</div><div class="line"><a name="l00070"></a><span class="lineno"> 70</span>&#160; <a class="code" href="classarm__compute_1_1_memory_group.xhtml">MemoryGroup</a> _memory_group;</div><div class="line"><a name="l00071"></a><span class="lineno"> 71</span>&#160; <a class="code" href="classarm__compute_1_1_n_e_f_f_t1_d.xhtml">NEFFT1D</a> _first_pass_func;</div><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160; <a class="code" href="classarm__compute_1_1_n_e_f_f_t1_d.xhtml">NEFFT1D</a> _second_pass_func;</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <a class="code" href="classarm__compute_1_1_tensor.xhtml">Tensor</a> _first_pass_tensor;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;};</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;} <span class="comment">// namespace arm_compute</span></div><div class="line"><a name="l00076"></a><span class="lineno"> 76</span>&#160;<span class="preprocessor">#endif </span><span class="comment">/*ARM_COMPUTE_NEFFT2D_H */</span><span class="preprocessor"></span></div><div class="ttc" id="classarm__compute_1_1_memory_group_xhtml"><div class="ttname"><a href="classarm__compute_1_1_memory_group.xhtml">arm_compute::MemoryGroup</a></div><div class="ttdoc">Memory group.</div><div class="ttdef"><b>Definition:</b> <a href="_memory_group_8h_source.xhtml#l00043">MemoryGroup.h:43</a></div></div>
<div class="ttc" id="_n_e_f_f_t1_d_8h_xhtml"><div class="ttname"><a href="_n_e_f_f_t1_d_8h.xhtml">NEFFT1D.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1_i_function_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_function.xhtml">arm_compute::IFunction</a></div><div class="ttdoc">Base class for all functions.</div><div class="ttdef"><b>Definition:</b> <a href="_i_function_8h_source.xhtml#l00030">IFunction.h:30</a></div></div>
<div class="ttc" id="classarm__compute_1_1_n_e_f_f_t2_d_xhtml_a01212a054fa3a8003a01d7ff426a1e0a"><div class="ttname"><a href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#a01212a054fa3a8003a01d7ff426a1e0a">arm_compute::NEFFT2D::NEFFT2D</a></div><div class="ttdeci">NEFFT2D(std::shared_ptr&lt; IMemoryManager &gt; memory_manager=nullptr)</div><div class="ttdoc">Default Constructor.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_f_f_t2_d_8cpp_source.xhtml#l00032">NEFFT2D.cpp:32</a></div></div>
<div class="ttc" id="structarm__compute_1_1_f_f_t2_d_info_xhtml"><div class="ttname"><a href="structarm__compute_1_1_f_f_t2_d_info.xhtml">arm_compute::FFT2DInfo</a></div><div class="ttdoc">Descriptor used by the FFT2D function.</div><div class="ttdef"><b>Definition:</b> <a href="_function_descriptors_8h_source.xhtml#l00045">FunctionDescriptors.h:45</a></div></div>
<div class="ttc" id="classarm__compute_1_1_n_e_f_f_t1_d_xhtml"><div class="ttname"><a href="classarm__compute_1_1_n_e_f_f_t1_d.xhtml">arm_compute::NEFFT1D</a></div><div class="ttdoc">Basic function to execute one dimensional FFT.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_f_f_t1_d_8h_source.xhtml#l00047">NEFFT1D.h:47</a></div></div>
<div class="ttc" id="classarm__compute_1_1_i_tensor_info_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_tensor_info.xhtml">arm_compute::ITensorInfo</a></div><div class="ttdoc">Store the tensor's metadata.</div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_info_8h_source.xhtml#l00040">ITensorInfo.h:40</a></div></div>
<div class="ttc" id="classarm__compute_1_1_status_xhtml"><div class="ttname"><a href="classarm__compute_1_1_status.xhtml">arm_compute::Status</a></div><div class="ttdoc">Status class.</div><div class="ttdef"><b>Definition:</b> <a href="_error_8h_source.xhtml#l00052">Error.h:52</a></div></div>
<div class="ttc" id="classarm__compute_1_1_i_tensor_xhtml"><div class="ttname"><a href="classarm__compute_1_1_i_tensor.xhtml">arm_compute::ITensor</a></div><div class="ttdoc">Interface for NEON tensor.</div><div class="ttdef"><b>Definition:</b> <a href="_i_tensor_8h_source.xhtml#l00036">ITensor.h:36</a></div></div>
<div class="ttc" id="namespacearm__compute_xhtml"><div class="ttname"><a href="namespacearm__compute.xhtml">arm_compute</a></div><div class="ttdoc">Copyright (c) 2017-2020 ARM Limited.</div><div class="ttdef"><b>Definition:</b> <a href="00__introduction_8dox_source.xhtml#l00024">00_introduction.dox:24</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_xhtml_a8fcf2ddd9a1d58b1b280f5c0aed71845"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation.xhtml#a8fcf2ddd9a1d58b1b280f5c0aed71845">arm_compute::test::validation::input</a></div><div class="ttdeci">auto input</div><div class="ttdef"><b>Definition:</b> <a href="_c_l_2_l_s_t_m_layer_quantized_8cpp_source.xhtml#l00487">LSTMLayerQuantized.cpp:487</a></div></div>
<div class="ttc" id="classarm__compute_1_1_n_e_f_f_t2_d_xhtml"><div class="ttname"><a href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml">arm_compute::NEFFT2D</a></div><div class="ttdoc">Basic function to execute two dimensional FFT.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_f_f_t2_d_8h_source.xhtml#l00044">NEFFT2D.h:44</a></div></div>
<div class="ttc" id="classarm__compute_1_1_n_e_f_f_t2_d_xhtml_a7a17cfcf69fe4671b46fffb61c97d9db"><div class="ttname"><a href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#a7a17cfcf69fe4671b46fffb61c97d9db">arm_compute::NEFFT2D::validate</a></div><div class="ttdeci">static Status validate(const ITensorInfo *input, const ITensorInfo *output, const FFT2DInfo &amp;config)</div><div class="ttdoc">Static function to check if given info will lead to a valid configuration of NEFFT2D.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_f_f_t2_d_8cpp_source.xhtml#l00057">NEFFT2D.cpp:57</a></div></div>
<div class="ttc" id="classarm__compute_1_1_tensor_xhtml"><div class="ttname"><a href="classarm__compute_1_1_tensor.xhtml">arm_compute::Tensor</a></div><div class="ttdoc">Basic implementation of the tensor interface.</div><div class="ttdef"><b>Definition:</b> <a href="runtime_2_tensor_8h_source.xhtml#l00037">Tensor.h:37</a></div></div>
<div class="ttc" id="_memory_group_8h_xhtml"><div class="ttname"><a href="_memory_group_8h.xhtml">MemoryGroup.h</a></div></div>
<div class="ttc" id="_i_function_8h_xhtml"><div class="ttname"><a href="_i_function_8h.xhtml">IFunction.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1_n_e_f_f_t2_d_xhtml_ad1717410afd0be936c6213a63c8005fb"><div class="ttname"><a href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#ad1717410afd0be936c6213a63c8005fb">arm_compute::NEFFT2D::run</a></div><div class="ttdeci">void run() override</div><div class="ttdoc">Run the kernels contained in the function.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_f_f_t2_d_8cpp_source.xhtml#l00086">NEFFT2D.cpp:86</a></div></div>
<div class="ttc" id="_function_descriptors_8h_xhtml"><div class="ttname"><a href="_function_descriptors_8h.xhtml">FunctionDescriptors.h</a></div></div>
<div class="ttc" id="runtime_2_tensor_8h_xhtml"><div class="ttname"><a href="runtime_2_tensor_8h.xhtml">Tensor.h</a></div></div>
<div class="ttc" id="classarm__compute_1_1_n_e_f_f_t2_d_xhtml_a4d704db199385825fcc6fa9fbed62924"><div class="ttname"><a href="classarm__compute_1_1_n_e_f_f_t2_d.xhtml#a4d704db199385825fcc6fa9fbed62924">arm_compute::NEFFT2D::configure</a></div><div class="ttdeci">void configure(const ITensor *input, ITensor *output, const FFT2DInfo &amp;config)</div><div class="ttdoc">Initialise the function's source and destinations.</div><div class="ttdef"><b>Definition:</b> <a href="_n_e_f_f_t2_d_8cpp_source.xhtml#l00037">NEFFT2D.cpp:37</a></div></div>
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