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<p><code>#include &lt;<a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html">DynamicBackend.hpp</a>&gt;</code></p>
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Public Types</h2></td></tr>
<tr class="memitem:afc391d6dc3d75baff0e86b70ae710a50"><td class="memItemLeft" align="right" valign="top">using&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#afc391d6dc3d75baff0e86b70ae710a50">HandleCloser</a> = std::function&lt; void(const void *)&gt;</td></tr>
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<tr class="memitem:a8bdc460894ec6fe25c7754d0d5d10866"><td class="memItemLeft" align="right" valign="top">using&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#a8bdc460894ec6fe25c7754d0d5d10866">HandlePtr</a> = std::unique_ptr&lt; void, <a class="el" href="classarmnn_1_1_dynamic_backend.html#afc391d6dc3d75baff0e86b70ae710a50">HandleCloser</a> &gt;</td></tr>
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Public Member Functions</h2></td></tr>
<tr class="memitem:a1c1454fae6258415712b5e720023fbd1"><td class="memItemLeft" align="right" valign="top">&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#a1c1454fae6258415712b5e720023fbd1">DynamicBackend</a> (const void *sharedObjectHandle)</td></tr>
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<tr class="memitem:a6deb5373920ee59a800eca6b01085654"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarmnn_1_1_backend_id.html">BackendId</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#a6deb5373920ee59a800eca6b01085654">GetBackendId</a> ()</td></tr>
<tr class="memdesc:a6deb5373920ee59a800eca6b01085654"><td class="mdescLeft">&#160;</td><td class="mdescRight">Public dynamic backend functions. <a href="#a6deb5373920ee59a800eca6b01085654">More...</a><br /></td></tr>
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<tr class="memitem:a74db049ad0000a58b9a58a6cd6d88feb"><td class="memItemLeft" align="right" valign="top"><a class="el" href="structarmnn_1_1_backend_version.html">BackendVersion</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#a74db049ad0000a58b9a58a6cd6d88feb">GetBackendVersion</a> ()</td></tr>
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<tr class="memitem:a9d10388a851fc1a748c3e385f484b52a"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacearmnn.html#ade0af9dacaa52cafdd701bef2e901c77">IBackendInternalUniquePtr</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#a9d10388a851fc1a748c3e385f484b52a">GetBackend</a> ()</td></tr>
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<tr class="memitem:a4c24f07cb0b4bff43655dfdbd5eac539"><td class="memItemLeft" align="right" valign="top"><a class="el" href="classarmnn_1_1_backend_registry.html#aa33ac375677ee8436456a585dd6f68d9">BackendRegistry::FactoryFunction</a>&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classarmnn_1_1_dynamic_backend.html#a4c24f07cb0b4bff43655dfdbd5eac539">GetFactoryFunction</a> ()</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
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<p class="definition">Definition at line <a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html#l00018">18</a> of file <a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html">DynamicBackend.hpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afc391d6dc3d75baff0e86b70ae710a50">&#9670;&nbsp;</a></span>HandleCloser</h2>
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<td class="memname">using <a class="el" href="classarmnn_1_1_dynamic_backend.html#afc391d6dc3d75baff0e86b70ae710a50">HandleCloser</a> = std::function&lt;void(const void*)&gt;</td>
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<p class="definition">Definition at line <a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html#l00021">21</a> of file <a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html">DynamicBackend.hpp</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a8bdc460894ec6fe25c7754d0d5d10866">&#9670;&nbsp;</a></span>HandlePtr</h2>
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<td class="memname">using <a class="el" href="classarmnn_1_1_dynamic_backend.html#a8bdc460894ec6fe25c7754d0d5d10866">HandlePtr</a> = std::unique_ptr&lt;void, <a class="el" href="classarmnn_1_1_dynamic_backend.html#afc391d6dc3d75baff0e86b70ae710a50">HandleCloser</a>&gt;</td>
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<p class="definition">Definition at line <a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html#l00022">22</a> of file <a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html">DynamicBackend.hpp</a>.</p>
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<h2 class="groupheader">Constructor &amp; Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a1c1454fae6258415712b5e720023fbd1">&#9670;&nbsp;</a></span>DynamicBackend()</h2>
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<td class="memname"><a class="el" href="classarmnn_1_1_dynamic_backend.html">DynamicBackend</a> </td>
<td>(</td>
<td class="paramtype">const void *&#160;</td>
<td class="paramname"><em>sharedObjectHandle</em></td><td>)</td>
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<p class="definition">Definition at line <a class="el" href="_dynamic_backend_8cpp_source.html#l00012">12</a> of file <a class="el" href="_dynamic_backend_8cpp_source.html">DynamicBackend.cpp</a>.</p>
<p class="reference">References <a class="el" href="include_2armnn_2backends_2_i_backend_internal_8hpp_source.html#l00149">IBackendInternal::GetApiVersion()</a>, <a class="el" href="_dynamic_backend_8cpp_source.html#l00041">DynamicBackend::GetBackendId()</a>, <a class="el" href="_dynamic_backend_8cpp_source.html#l00057">DynamicBackend::GetBackendVersion()</a>, and <a class="el" href="_dynamic_backend_utils_8cpp_source.html#l00051">DynamicBackendUtils::IsBackendCompatible()</a>.</p>
<div class="fragment"><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160; : m_BackendIdFunction(<span class="keyword">nullptr</span>)</div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160; , m_BackendVersionFunction(<span class="keyword">nullptr</span>)</div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160; , m_BackendFactoryFunction(<span class="keyword">nullptr</span>)</div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160; , m_Handle(const_cast&lt;void*&gt;(sharedObjectHandle), &amp;<a class="code" href="classarmnn_1_1_dynamic_backend_utils.html#aebd30d283660a07b4123fdb0245e8426">DynamicBackendUtils::CloseHandle</a>)</div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;{</div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160; <span class="keywordflow">if</span> (m_Handle == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160; {</div><div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160; <span class="keywordflow">throw</span> InvalidArgumentException(<span class="stringliteral">&quot;Cannot create a DynamicBackend object from an invalid shared object handle&quot;</span>);</div><div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160; }</div><div class="line"><a name="l00022"></a><span class="lineno"> 22</span>&#160;</div><div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160; <span class="comment">// These calls will throw in case of error</span></div><div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160; m_BackendIdFunction = SetFunctionPointer&lt;IdFunctionType&gt;(<span class="stringliteral">&quot;GetBackendId&quot;</span>);</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160; m_BackendVersionFunction = SetFunctionPointer&lt;VersionFunctionType&gt;(<span class="stringliteral">&quot;GetVersion&quot;</span>);</div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160; m_BackendFactoryFunction = SetFunctionPointer&lt;FactoryFunctionType&gt;(<span class="stringliteral">&quot;BackendFactory&quot;</span>);</div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;</div><div class="line"><a name="l00028"></a><span class="lineno"> 28</span>&#160; <span class="comment">// Check that the backend is compatible with the current Backend API</span></div><div class="line"><a name="l00029"></a><span class="lineno"> 29</span>&#160; BackendId backendId = <a class="code" href="classarmnn_1_1_dynamic_backend.html#a6deb5373920ee59a800eca6b01085654">GetBackendId</a>();</div><div class="line"><a name="l00030"></a><span class="lineno"> 30</span>&#160; BackendVersion backendVersion = <a class="code" href="classarmnn_1_1_dynamic_backend.html#a74db049ad0000a58b9a58a6cd6d88feb">GetBackendVersion</a>();</div><div class="line"><a name="l00031"></a><span class="lineno"> 31</span>&#160; <span class="keywordflow">if</span> (!<a class="code" href="classarmnn_1_1_dynamic_backend_utils.html#a6789076aa25c6a10faeff1043359bda8">DynamicBackendUtils::IsBackendCompatible</a>(backendVersion))</div><div class="line"><a name="l00032"></a><span class="lineno"> 32</span>&#160; {</div><div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160; <span class="keywordflow">throw</span> RuntimeException(boost::str(boost::format(<span class="stringliteral">&quot;The dynamic backend %1% (version %2%) is not compatible&quot;</span></div><div class="line"><a name="l00034"></a><span class="lineno"> 34</span>&#160; <span class="stringliteral">&quot;with the current Backend API (vesion %3%)&quot;</span>)</div><div class="line"><a name="l00035"></a><span class="lineno"> 35</span>&#160; % backendId</div><div class="line"><a name="l00036"></a><span class="lineno"> 36</span>&#160; % backendVersion</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; % <a class="code" href="classarmnn_1_1_i_backend_internal.html#a878b8f50d8a2f92ed624803e9f6968ae">IBackendInternal::GetApiVersion</a>()));</div><div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160; }</div><div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;}</div><div class="ttc" id="classarmnn_1_1_dynamic_backend_html_a74db049ad0000a58b9a58a6cd6d88feb"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.html#a74db049ad0000a58b9a58a6cd6d88feb">armnn::DynamicBackend::GetBackendVersion</a></div><div class="ttdeci">BackendVersion GetBackendVersion()</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.html#l00057">DynamicBackend.cpp:57</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_html_a6deb5373920ee59a800eca6b01085654"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend.html#a6deb5373920ee59a800eca6b01085654">armnn::DynamicBackend::GetBackendId</a></div><div class="ttdeci">BackendId GetBackendId()</div><div class="ttdoc">Public dynamic backend functions. </div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_8cpp_source.html#l00041">DynamicBackend.cpp:41</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_utils_html_aebd30d283660a07b4123fdb0245e8426"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend_utils.html#aebd30d283660a07b4123fdb0245e8426">armnn::DynamicBackendUtils::CloseHandle</a></div><div class="ttdeci">static void CloseHandle(const void *sharedObjectHandle)</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_utils_8cpp_source.html#l00037">DynamicBackendUtils.cpp:37</a></div></div>
<div class="ttc" id="classarmnn_1_1_i_backend_internal_html_a878b8f50d8a2f92ed624803e9f6968ae"><div class="ttname"><a href="classarmnn_1_1_i_backend_internal.html#a878b8f50d8a2f92ed624803e9f6968ae">armnn::IBackendInternal::GetApiVersion</a></div><div class="ttdeci">static constexpr BackendVersion GetApiVersion()</div><div class="ttdoc">Returns the version of the Backend API. </div><div class="ttdef"><b>Definition:</b> <a href="include_2armnn_2backends_2_i_backend_internal_8hpp_source.html#l00149">IBackendInternal.hpp:149</a></div></div>
<div class="ttc" id="classarmnn_1_1_dynamic_backend_utils_html_a6789076aa25c6a10faeff1043359bda8"><div class="ttname"><a href="classarmnn_1_1_dynamic_backend_utils.html#a6789076aa25c6a10faeff1043359bda8">armnn::DynamicBackendUtils::IsBackendCompatible</a></div><div class="ttdeci">static bool IsBackendCompatible(const BackendVersion &amp;backendVersion)</div><div class="ttdef"><b>Definition:</b> <a href="_dynamic_backend_utils_8cpp_source.html#l00051">DynamicBackendUtils.cpp:51</a></div></div>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a9d10388a851fc1a748c3e385f484b52a">&#9670;&nbsp;</a></span>GetBackend()</h2>
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<td class="memname"><a class="el" href="namespacearmnn.html#ade0af9dacaa52cafdd701bef2e901c77">IBackendInternalUniquePtr</a> GetBackend </td>
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<p class="definition">Definition at line <a class="el" href="_dynamic_backend_8cpp_source.html#l00071">71</a> of file <a class="el" href="_dynamic_backend_8cpp_source.html">DynamicBackend.cpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00072"></a><span class="lineno"> 72</span>&#160;{</div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160; <span class="comment">// This call throws in case of error</span></div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160; <span class="keywordflow">return</span> CreateBackend();</div><div class="line"><a name="l00075"></a><span class="lineno"> 75</span>&#160;}</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#a6deb5373920ee59a800eca6b01085654">&#9670;&nbsp;</a></span>GetBackendId()</h2>
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<td class="memname"><a class="el" href="classarmnn_1_1_backend_id.html">BackendId</a> GetBackendId </td>
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<p>Public dynamic backend functions. </p>
<p class="definition">Definition at line <a class="el" href="_dynamic_backend_8cpp_source.html#l00041">41</a> of file <a class="el" href="_dynamic_backend_8cpp_source.html">DynamicBackend.cpp</a>.</p>
<p class="reference">Referenced by <a class="el" href="_dynamic_backend_8cpp_source.html#l00012">DynamicBackend::DynamicBackend()</a>.</p>
<div class="fragment"><div class="line"><a name="l00042"></a><span class="lineno"> 42</span>&#160;{</div><div class="line"><a name="l00043"></a><span class="lineno"> 43</span>&#160; <span class="keywordflow">if</span> (m_BackendIdFunction == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; {</div><div class="line"><a name="l00045"></a><span class="lineno"> 45</span>&#160; <span class="keywordflow">throw</span> RuntimeException(<span class="stringliteral">&quot;GetBackendId error: invalid function pointer&quot;</span>);</div><div class="line"><a name="l00046"></a><span class="lineno"> 46</span>&#160; }</div><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;</div><div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>* backendId = m_BackendIdFunction();</div><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <span class="keywordflow">if</span> (backendId == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; {</div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <span class="keywordflow">throw</span> RuntimeException(<span class="stringliteral">&quot;GetBackendId error: invalid backend id&quot;</span>);</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; }</div><div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160;</div><div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; <span class="keywordflow">return</span> BackendId(backendId);</div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;}</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#a74db049ad0000a58b9a58a6cd6d88feb">&#9670;&nbsp;</a></span>GetBackendVersion()</h2>
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<td class="memname"><a class="el" href="structarmnn_1_1_backend_version.html">BackendVersion</a> GetBackendVersion </td>
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<p class="definition">Definition at line <a class="el" href="_dynamic_backend_8cpp_source.html#l00057">57</a> of file <a class="el" href="_dynamic_backend_8cpp_source.html">DynamicBackend.cpp</a>.</p>
<p class="reference">Referenced by <a class="el" href="_dynamic_backend_8cpp_source.html#l00012">DynamicBackend::DynamicBackend()</a>.</p>
<div class="fragment"><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160;{</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; <span class="keywordflow">if</span> (m_BackendVersionFunction == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; {</div><div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordflow">throw</span> RuntimeException(<span class="stringliteral">&quot;GetBackendVersion error: invalid function pointer&quot;</span>);</div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; }</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; uint32_t major = 0;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; uint32_t minor = 0;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; m_BackendVersionFunction(&amp;major, &amp;minor);</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160;</div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; <span class="keywordflow">return</span> BackendVersion{ major, minor };</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;}</div></div><!-- fragment -->
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<h2 class="memtitle"><span class="permalink"><a href="#a4c24f07cb0b4bff43655dfdbd5eac539">&#9670;&nbsp;</a></span>GetFactoryFunction()</h2>
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<td class="memname"><a class="el" href="classarmnn_1_1_backend_registry.html#aa33ac375677ee8436456a585dd6f68d9">BackendRegistry::FactoryFunction</a> GetFactoryFunction </td>
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<p class="definition">Definition at line <a class="el" href="_dynamic_backend_8cpp_source.html#l00077">77</a> of file <a class="el" href="_dynamic_backend_8cpp_source.html">DynamicBackend.cpp</a>.</p>
<div class="fragment"><div class="line"><a name="l00078"></a><span class="lineno"> 78</span>&#160;{</div><div class="line"><a name="l00079"></a><span class="lineno"> 79</span>&#160; <span class="keywordflow">if</span> (m_BackendFactoryFunction == <span class="keyword">nullptr</span>)</div><div class="line"><a name="l00080"></a><span class="lineno"> 80</span>&#160; {</div><div class="line"><a name="l00081"></a><span class="lineno"> 81</span>&#160; <span class="keywordflow">throw</span> RuntimeException(<span class="stringliteral">&quot;GetFactoryFunction error: invalid function pointer&quot;</span>);</div><div class="line"><a name="l00082"></a><span class="lineno"> 82</span>&#160; }</div><div class="line"><a name="l00083"></a><span class="lineno"> 83</span>&#160;</div><div class="line"><a name="l00084"></a><span class="lineno"> 84</span>&#160; <span class="keywordflow">return</span> [<span class="keyword">this</span>]() -&gt; <a class="code" href="namespacearmnn.html#ade0af9dacaa52cafdd701bef2e901c77">IBackendInternalUniquePtr</a></div><div class="line"><a name="l00085"></a><span class="lineno"> 85</span>&#160; {</div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160; <span class="comment">// This call throws in case of error</span></div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160; <span class="keywordflow">return</span> CreateBackend();</div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; };</div><div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160;}</div><div class="ttc" id="namespacearmnn_html_ade0af9dacaa52cafdd701bef2e901c77"><div class="ttname"><a href="namespacearmnn.html#ade0af9dacaa52cafdd701bef2e901c77">armnn::IBackendInternalUniquePtr</a></div><div class="ttdeci">std::unique_ptr&lt; IBackendInternal &gt; IBackendInternalUniquePtr</div><div class="ttdef"><b>Definition:</b> <a href="_backend_registry_8hpp_source.html#l00018">BackendRegistry.hpp:18</a></div></div>
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<hr/>The documentation for this class was generated from the following files:<ul>
<li>include/armnn/backends/<a class="el" href="include_2armnn_2backends_2_dynamic_backend_8hpp_source.html">DynamicBackend.hpp</a></li>
<li>src/backends/backendsCommon/<a class="el" href="_dynamic_backend_8cpp_source.html">DynamicBackend.cpp</a></li>
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