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<li class="navelem"><a class="el" href="dir_d44c64559bbebec7f509842c48db8b23.html">include</a></li><li class="navelem"><a class="el" href="dir_1143c7affb9ebd026cb6818dd282def7.html">mxnet</a></li> </ul>
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<div class="title">c_predict_api.h</div> </div>
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<a href="c__predict__api_8h.html">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno"> 1</span>&#160;</div>
<div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="preprocessor">#ifndef MXNET_C_PREDICT_API_H_</span></div>
<div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MXNET_C_PREDICT_API_H_</span></div>
<div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="preprocessor"></span><span class="keyword">extern</span> <span class="stringliteral">&quot;C&quot;</span> {</div>
<div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="preprocessor">#endif // __cplusplus</span></div>
<div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="preprocessor">#ifdef _WIN32</span></div>
<div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#ifdef MXNET_EXPORTS</span></div>
<div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MXNET_DLL __declspec(dllexport)</span></div>
<div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MXNET_DLL __declspec(dllimport)</span></div>
<div class="line"><a name="l00020"></a><span class="lineno"> 20</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00021"></a><span class="lineno"> 21</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#else</span></div>
<div class="line"><a name="l00022"></a><span class="lineno"><a class="line" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac"> 22</a></span>&#160;<span class="preprocessor"></span><span class="preprocessor">#define MXNET_DLL</span></div>
<div class="line"><a name="l00023"></a><span class="lineno"> 23</span>&#160;<span class="preprocessor"></span><span class="preprocessor">#endif</span></div>
<div class="line"><a name="l00024"></a><span class="lineno"> 24</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00026"></a><span class="lineno"><a class="line" href="c__predict__api_8h.html#a796e7ef8260ef40b24af7d1082aa2d84"> 26</a></span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a796e7ef8260ef40b24af7d1082aa2d84">mx_uint</a>;</div>
<div class="line"><a name="l00028"></a><span class="lineno"><a class="line" href="c__predict__api_8h.html#a4e709067707d9f90c534bd65494ae668"> 28</a></span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">float</span> <a class="code" href="c__predict__api_8h.html#a4e709067707d9f90c534bd65494ae668">mx_float</a>;</div>
<div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="c__predict__api_8h.html#a0aacfd245edcae2dcd19e01192fcd7a2"> 30</a></span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">void</span> *<a class="code" href="c__predict__api_8h.html#a0aacfd245edcae2dcd19e01192fcd7a2">PredictorHandle</a>;</div>
<div class="line"><a name="l00032"></a><span class="lineno"><a class="line" href="c__predict__api_8h.html#a3058aee7831edae29e9ac39556e5fe5c"> 32</a></span>&#160;<span class="keyword">typedef</span> <span class="keywordtype">void</span> *<a class="code" href="c__predict__api_8h.html#a3058aee7831edae29e9ac39556e5fe5c">NDListHandle</a>;</div>
<div class="line"><a name="l00033"></a><span class="lineno"> 33</span>&#160;</div>
<div class="line"><a name="l00038"></a><span class="lineno"> 38</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keyword">const</span> <span class="keywordtype">char</span>* <a class="code" href="c__predict__api_8h.html#acab1874f3e3077710b77d1a005abf36c">MXGetLastError</a>();</div>
<div class="line"><a name="l00039"></a><span class="lineno"> 39</span>&#160;</div>
<div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a2ce2bd607a3690b34f45491b040efb02">MXPredCreate</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* symbol_json_str,</div>
<div class="line"><a name="l00060"></a><span class="lineno"> 60</span>&#160; <span class="keyword">const</span> <span class="keywordtype">void</span>* param_bytes,</div>
<div class="line"><a name="l00061"></a><span class="lineno"> 61</span>&#160; <span class="keywordtype">int</span> param_size,</div>
<div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; <span class="keywordtype">int</span> dev_type, <span class="keywordtype">int</span> dev_id,</div>
<div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; mx_uint num_input_nodes,</div>
<div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>** input_keys,</div>
<div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; <span class="keyword">const</span> mx_uint* input_shape_indptr,</div>
<div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160; <span class="keyword">const</span> mx_uint* input_shape_data,</div>
<div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; PredictorHandle* out);</div>
<div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160;</div>
<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#ac61691812a6e910ab671d83a759b4209">MXPredCreatePartialOut</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* symbol_json_str,</div>
<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; <span class="keyword">const</span> <span class="keywordtype">void</span>* param_bytes,</div>
<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="keywordtype">int</span> param_size,</div>
<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="keywordtype">int</span> dev_type, <span class="keywordtype">int</span> dev_id,</div>
<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; mx_uint num_input_nodes,</div>
<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>** input_keys,</div>
<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; <span class="keyword">const</span> mx_uint* input_shape_indptr,</div>
<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="keyword">const</span> mx_uint* input_shape_data,</div>
<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; mx_uint num_output_nodes,</div>
<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>** output_keys,</div>
<div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; PredictorHandle* out);</div>
<div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a67200d0aeece20f690eb9b0e72cb2c9b">MXPredGetOutputShape</a>(PredictorHandle handle,</div>
<div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160; mx_uint index,</div>
<div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160; mx_uint** shape_data,</div>
<div class="line"><a name="l00115"></a><span class="lineno"> 115</span>&#160; mx_uint* shape_ndim);</div>
<div class="line"><a name="l00125"></a><span class="lineno"> 125</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a68288592fa108c032b7ffee245984f83">MXPredSetInput</a>(PredictorHandle handle,</div>
<div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>* key,</div>
<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <span class="keyword">const</span> mx_float* data,</div>
<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; mx_uint size);</div>
<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a1ce8a6c852f1ae11c2504b9bc186e723">MXPredForward</a>(PredictorHandle handle);</div>
<div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#aa4ac0ebf9f6494c383d3fe3b72ae2f52">MXPredPartialForward</a>(PredictorHandle handle, <span class="keywordtype">int</span> step, <span class="keywordtype">int</span>* step_left);</div>
<div class="line"><a name="l00160"></a><span class="lineno"> 160</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#aeaadef67a6a9a2308f2d8160f91724af">MXPredGetOutput</a>(PredictorHandle handle,</div>
<div class="line"><a name="l00161"></a><span class="lineno"> 161</span>&#160; mx_uint index,</div>
<div class="line"><a name="l00162"></a><span class="lineno"> 162</span>&#160; mx_float* data,</div>
<div class="line"><a name="l00163"></a><span class="lineno"> 163</span>&#160; mx_uint size);</div>
<div class="line"><a name="l00169"></a><span class="lineno"> 169</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#af21704e92e5b519bdcfef5fcb504195b">MXPredFree</a>(PredictorHandle handle);</div>
<div class="line"><a name="l00179"></a><span class="lineno"> 179</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a1ffd608b7df02883a54dbbfaa20dcb3e">MXNDListCreate</a>(<span class="keyword">const</span> <span class="keywordtype">char</span>* nd_file_bytes,</div>
<div class="line"><a name="l00180"></a><span class="lineno"> 180</span>&#160; <span class="keywordtype">int</span> nd_file_size,</div>
<div class="line"><a name="l00181"></a><span class="lineno"> 181</span>&#160; NDListHandle *out,</div>
<div class="line"><a name="l00182"></a><span class="lineno"> 182</span>&#160; mx_uint* out_length);</div>
<div class="line"><a name="l00193"></a><span class="lineno"> 193</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#a0fa7cfab6362f3f66c1ca44a8b809674">MXNDListGet</a>(NDListHandle handle,</div>
<div class="line"><a name="l00194"></a><span class="lineno"> 194</span>&#160; mx_uint index,</div>
<div class="line"><a name="l00195"></a><span class="lineno"> 195</span>&#160; <span class="keyword">const</span> <span class="keywordtype">char</span>** out_key,</div>
<div class="line"><a name="l00196"></a><span class="lineno"> 196</span>&#160; <span class="keyword">const</span> mx_float** out_data,</div>
<div class="line"><a name="l00197"></a><span class="lineno"> 197</span>&#160; <span class="keyword">const</span> mx_uint** out_shape,</div>
<div class="line"><a name="l00198"></a><span class="lineno"> 198</span>&#160; mx_uint* out_ndim);</div>
<div class="line"><a name="l00204"></a><span class="lineno"> 204</span>&#160;<a class="code" href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a> <span class="keywordtype">int</span> <a class="code" href="c__predict__api_8h.html#af7db1b8ab8c7f3aab5b06f5c1f75ac62">MXNDListFree</a>(NDListHandle handle);</div>
<div class="line"><a name="l00205"></a><span class="lineno"> 205</span>&#160;</div>
<div class="line"><a name="l00206"></a><span class="lineno"> 206</span>&#160;<span class="preprocessor">#ifdef __cplusplus</span></div>
<div class="line"><a name="l00207"></a><span class="lineno"> 207</span>&#160;<span class="preprocessor"></span>}</div>
<div class="line"><a name="l00208"></a><span class="lineno"> 208</span>&#160;<span class="preprocessor">#endif // __cplusplus</span></div>
<div class="line"><a name="l00209"></a><span class="lineno"> 209</span>&#160;<span class="preprocessor"></span></div>
<div class="line"><a name="l00210"></a><span class="lineno"> 210</span>&#160;<span class="preprocessor">#endif // MXNET_C_PREDICT_API_H_</span></div>
<div class="ttc" id="c__predict__api_8h_html_a1ce8a6c852f1ae11c2504b9bc186e723"><div class="ttname"><a href="c__predict__api_8h.html#a1ce8a6c852f1ae11c2504b9bc186e723">MXPredForward</a></div><div class="ttdeci">MXNET_DLL int MXPredForward(PredictorHandle handle)</div><div class="ttdoc">Run a forward pass to get the output. </div></div>
<div class="ttc" id="c__predict__api_8h_html_a1ffd608b7df02883a54dbbfaa20dcb3e"><div class="ttname"><a href="c__predict__api_8h.html#a1ffd608b7df02883a54dbbfaa20dcb3e">MXNDListCreate</a></div><div class="ttdeci">MXNET_DLL int MXNDListCreate(const char *nd_file_bytes, int nd_file_size, NDListHandle *out, mx_uint *out_length)</div><div class="ttdoc">Create a NDArray List by loading from ndarray file. This can be used to load mean image file...</div></div>
<div class="ttc" id="c__predict__api_8h_html_a68288592fa108c032b7ffee245984f83"><div class="ttname"><a href="c__predict__api_8h.html#a68288592fa108c032b7ffee245984f83">MXPredSetInput</a></div><div class="ttdeci">MXNET_DLL int MXPredSetInput(PredictorHandle handle, const char *key, const mx_float *data, mx_uint size)</div><div class="ttdoc">Set the input data of predictor. </div></div>
<div class="ttc" id="c__predict__api_8h_html_ac61691812a6e910ab671d83a759b4209"><div class="ttname"><a href="c__predict__api_8h.html#ac61691812a6e910ab671d83a759b4209">MXPredCreatePartialOut</a></div><div class="ttdeci">MXNET_DLL int MXPredCreatePartialOut(const char *symbol_json_str, const void *param_bytes, int param_size, int dev_type, int dev_id, mx_uint num_input_nodes, const char **input_keys, const mx_uint *input_shape_indptr, const mx_uint *input_shape_data, mx_uint num_output_nodes, const char **output_keys, PredictorHandle *out)</div><div class="ttdoc">create a predictor wich customized outputs </div></div>
<div class="ttc" id="c__predict__api_8h_html_af7db1b8ab8c7f3aab5b06f5c1f75ac62"><div class="ttname"><a href="c__predict__api_8h.html#af7db1b8ab8c7f3aab5b06f5c1f75ac62">MXNDListFree</a></div><div class="ttdeci">MXNET_DLL int MXNDListFree(NDListHandle handle)</div><div class="ttdoc">Free a MXAPINDList. </div></div>
<div class="ttc" id="c__predict__api_8h_html_a0aacfd245edcae2dcd19e01192fcd7a2"><div class="ttname"><a href="c__predict__api_8h.html#a0aacfd245edcae2dcd19e01192fcd7a2">PredictorHandle</a></div><div class="ttdeci">void * PredictorHandle</div><div class="ttdoc">handle to Predictor </div><div class="ttdef"><b>Definition:</b> c_predict_api.h:30</div></div>
<div class="ttc" id="c__predict__api_8h_html_af21704e92e5b519bdcfef5fcb504195b"><div class="ttname"><a href="c__predict__api_8h.html#af21704e92e5b519bdcfef5fcb504195b">MXPredFree</a></div><div class="ttdeci">MXNET_DLL int MXPredFree(PredictorHandle handle)</div><div class="ttdoc">Free a predictor handle. </div></div>
<div class="ttc" id="c__predict__api_8h_html_a796e7ef8260ef40b24af7d1082aa2d84"><div class="ttname"><a href="c__predict__api_8h.html#a796e7ef8260ef40b24af7d1082aa2d84">mx_uint</a></div><div class="ttdeci">unsigned int mx_uint</div><div class="ttdoc">manually define unsigned int </div><div class="ttdef"><b>Definition:</b> c_predict_api.h:26</div></div>
<div class="ttc" id="c__predict__api_8h_html_a4e709067707d9f90c534bd65494ae668"><div class="ttname"><a href="c__predict__api_8h.html#a4e709067707d9f90c534bd65494ae668">mx_float</a></div><div class="ttdeci">float mx_float</div><div class="ttdoc">manually define float </div><div class="ttdef"><b>Definition:</b> c_predict_api.h:28</div></div>
<div class="ttc" id="c__predict__api_8h_html_a3058aee7831edae29e9ac39556e5fe5c"><div class="ttname"><a href="c__predict__api_8h.html#a3058aee7831edae29e9ac39556e5fe5c">NDListHandle</a></div><div class="ttdeci">void * NDListHandle</div><div class="ttdoc">handle to NDArray list </div><div class="ttdef"><b>Definition:</b> c_predict_api.h:32</div></div>
<div class="ttc" id="c__predict__api_8h_html_acab1874f3e3077710b77d1a005abf36c"><div class="ttname"><a href="c__predict__api_8h.html#acab1874f3e3077710b77d1a005abf36c">MXGetLastError</a></div><div class="ttdeci">MXNET_DLL const char * MXGetLastError()</div><div class="ttdoc">Get the last error happeneed. </div></div>
<div class="ttc" id="c__predict__api_8h_html_a67200d0aeece20f690eb9b0e72cb2c9b"><div class="ttname"><a href="c__predict__api_8h.html#a67200d0aeece20f690eb9b0e72cb2c9b">MXPredGetOutputShape</a></div><div class="ttdeci">MXNET_DLL int MXPredGetOutputShape(PredictorHandle handle, mx_uint index, mx_uint **shape_data, mx_uint *shape_ndim)</div><div class="ttdoc">Get the shape of output node. The returned shape_data and shape_ndim is only valid before next call t...</div></div>
<div class="ttc" id="c__predict__api_8h_html_a2ce2bd607a3690b34f45491b040efb02"><div class="ttname"><a href="c__predict__api_8h.html#a2ce2bd607a3690b34f45491b040efb02">MXPredCreate</a></div><div class="ttdeci">MXNET_DLL int MXPredCreate(const char *symbol_json_str, const void *param_bytes, int param_size, int dev_type, int dev_id, mx_uint num_input_nodes, const char **input_keys, const mx_uint *input_shape_indptr, const mx_uint *input_shape_data, PredictorHandle *out)</div><div class="ttdoc">create a predictor </div></div>
<div class="ttc" id="c__predict__api_8h_html_a5b0e47dde55f9b2f58b99fab92d1e0ac"><div class="ttname"><a href="c__predict__api_8h.html#a5b0e47dde55f9b2f58b99fab92d1e0ac">MXNET_DLL</a></div><div class="ttdeci">#define MXNET_DLL</div><div class="ttdoc">Inhibit C++ name-mangling for MXNet functions. </div><div class="ttdef"><b>Definition:</b> c_predict_api.h:22</div></div>
<div class="ttc" id="c__predict__api_8h_html_aa4ac0ebf9f6494c383d3fe3b72ae2f52"><div class="ttname"><a href="c__predict__api_8h.html#aa4ac0ebf9f6494c383d3fe3b72ae2f52">MXPredPartialForward</a></div><div class="ttdeci">MXNET_DLL int MXPredPartialForward(PredictorHandle handle, int step, int *step_left)</div><div class="ttdoc">Run a interactive forward pass to get the output. This is helpful for displaying progress of predicti...</div></div>
<div class="ttc" id="c__predict__api_8h_html_aeaadef67a6a9a2308f2d8160f91724af"><div class="ttname"><a href="c__predict__api_8h.html#aeaadef67a6a9a2308f2d8160f91724af">MXPredGetOutput</a></div><div class="ttdeci">MXNET_DLL int MXPredGetOutput(PredictorHandle handle, mx_uint index, mx_float *data, mx_uint size)</div><div class="ttdoc">Get the output value of prediction. </div></div>
<div class="ttc" id="c__predict__api_8h_html_a0fa7cfab6362f3f66c1ca44a8b809674"><div class="ttname"><a href="c__predict__api_8h.html#a0fa7cfab6362f3f66c1ca44a8b809674">MXNDListGet</a></div><div class="ttdeci">MXNET_DLL int MXNDListGet(NDListHandle handle, mx_uint index, const char **out_key, const mx_float **out_data, const mx_uint **out_shape, mx_uint *out_ndim)</div><div class="ttdoc">Get an element from list. </div></div>
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