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apache / mxnet-site / d5c5a235eef72f64ccaf224b834a20ef3287469b / . / versions / 1.9.1 / api / cpp / docs / api / 3rdparty_2mshadow_2mshadow_2io_8h_source.html
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<li class="navelem"><a class="el" href="dir_8cab8f464681f7cc51cee77e79a434cd.html">3rdparty</a></li><li class="navelem"><a class="el" href="dir_3e48ced36faa4eaa1b41f6d960bf0edb.html">mshadow</a></li><li class="navelem"><a class="el" href="dir_00b035bb2ad81894e6ad291054ea5f82.html">mshadow</a></li> </ul>
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<a href="3rdparty_2mshadow_2mshadow_2io_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;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno"> 2</span>&#160;<span class="comment"> * Licensed to the Apache Software Foundation (ASF) under one</span></div><div class="line"><a name="l00003"></a><span class="lineno"> 3</span>&#160;<span class="comment"> * or more contributor license agreements. See the NOTICE file</span></div><div class="line"><a name="l00004"></a><span class="lineno"> 4</span>&#160;<span class="comment"> * distributed with this work for additional information</span></div><div class="line"><a name="l00005"></a><span class="lineno"> 5</span>&#160;<span class="comment"> * regarding copyright ownership. The ASF licenses this file</span></div><div class="line"><a name="l00006"></a><span class="lineno"> 6</span>&#160;<span class="comment"> * to you under the Apache License, Version 2.0 (the</span></div><div class="line"><a name="l00007"></a><span class="lineno"> 7</span>&#160;<span class="comment"> * &quot;License&quot;); you may not use this file except in compliance</span></div><div class="line"><a name="l00008"></a><span class="lineno"> 8</span>&#160;<span class="comment"> * with the License. You may obtain a copy of the License at</span></div><div class="line"><a name="l00009"></a><span class="lineno"> 9</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00010"></a><span class="lineno"> 10</span>&#160;<span class="comment"> * http://www.apache.org/licenses/LICENSE-2.0</span></div><div class="line"><a name="l00011"></a><span class="lineno"> 11</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00012"></a><span class="lineno"> 12</span>&#160;<span class="comment"> * Unless required by applicable law or agreed to in writing,</span></div><div class="line"><a name="l00013"></a><span class="lineno"> 13</span>&#160;<span class="comment"> * software distributed under the License is distributed on an</span></div><div class="line"><a name="l00014"></a><span class="lineno"> 14</span>&#160;<span class="comment"> * &quot;AS IS&quot; BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY</span></div><div class="line"><a name="l00015"></a><span class="lineno"> 15</span>&#160;<span class="comment"> * KIND, either express or implied. See the License for the</span></div><div class="line"><a name="l00016"></a><span class="lineno"> 16</span>&#160;<span class="comment"> * specific language governing permissions and limitations</span></div><div class="line"><a name="l00017"></a><span class="lineno"> 17</span>&#160;<span class="comment"> * under the License.</span></div><div class="line"><a name="l00018"></a><span class="lineno"> 18</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00019"></a><span class="lineno"> 19</span>&#160;</div><div class="line"><a name="l00025"></a><span class="lineno"> 25</span>&#160;<span class="preprocessor">#ifndef MSHADOW_IO_H_</span></div><div class="line"><a name="l00026"></a><span class="lineno"> 26</span>&#160;<span class="preprocessor">#define MSHADOW_IO_H_</span></div><div class="line"><a name="l00027"></a><span class="lineno"> 27</span>&#160;<span class="preprocessor">#include &quot;<a class="code" href="tensor_8h.html">./tensor.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="keyword">namespace </span><a class="code" href="namespacemshadow.html">mshadow</a> {</div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="namespacemshadow_1_1utils.html"> 30</a></span>&#160;<span class="keyword">namespace </span>utils {</div><div class="line"><a name="l00036"></a><span class="lineno"><a class="line" href="classmshadow_1_1utils_1_1IStream.html"> 36</a></span>&#160;<span class="keyword">class </span><a class="code" href="classmshadow_1_1utils_1_1IStream.html">IStream</a> {</div><div class="line"><a name="l00037"></a><span class="lineno"> 37</span>&#160; <span class="keyword">public</span>:</div><div class="line"><a name="l00044"></a><span class="lineno"> 44</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">size_t</span> <a class="code" href="classmshadow_1_1utils_1_1IStream.html#a2559de01e6e0e6a885c305147006de08">Read</a>(<span class="keywordtype">void</span> *ptr, <span class="keywordtype">size_t</span> size) = 0;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="keyword">virtual</span> <span class="keywordtype">void</span> <a class="code" href="classmshadow_1_1utils_1_1IStream.html#ac2d9ef01d47584fe24aeb85fe896867b">Write</a>(<span class="keyword">const</span> <span class="keywordtype">void</span> *ptr, <span class="keywordtype">size_t</span> size) = 0;</div><div class="line"><a name="l00052"></a><span class="lineno"><a class="line" href="classmshadow_1_1utils_1_1IStream.html#a3fd2a7483255a8ba3348a4a88117e2c3"> 52</a></span>&#160; <span class="keyword">virtual</span> <a class="code" href="classmshadow_1_1utils_1_1IStream.html#a3fd2a7483255a8ba3348a4a88117e2c3">~IStream</a>(<span class="keywordtype">void</span>) {}</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="comment">// namespace utils</span></div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160;<span class="comment"></span><span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303">SaveBinary</a>(TStream &amp;fo, <span class="keyword">const</span> <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, dim, DType&gt;</a> &amp;src); <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00073"></a><span class="lineno"> 73</span>&#160;<span class="comment"></span><span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00074"></a><span class="lineno"> 74</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303">SaveBinary</a>(TStream &amp;fo, <span class="keyword">const</span> <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;gpu, dim, DType&gt;</a> &amp;src); <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00086"></a><span class="lineno"> 86</span>&#160;<span class="comment"></span><span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984">LoadBinary</a>(TStream &amp;fi, <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, dim, DType&gt;</a> *dst, <span class="keywordtype">bool</span> pre_alloc);</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984">LoadBinary</a>(TStream &amp;fi, <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;gpu, dim, DType&gt;</a> *dst, <span class="keywordtype">bool</span> pre_alloc);</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160;<span class="comment">// implementations</span></div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00107"></a><span class="lineno"><a class="line" href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303"> 107</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303">SaveBinary</a>(TStream &amp;fo, <span class="keyword">const</span> <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, dim, DType&gt;</a> &amp;src_) { <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; fo.Write(&amp;src_.<a class="code" href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">shape_</a>, <span class="keyword">sizeof</span>(src_.<a class="code" href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">shape_</a>));</div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, 2, DType&gt;</a> src = src_.<a class="code" href="structmshadow_1_1Tensor.html#a48a5927e810fbc45e43e92cfe397d9f2">FlatTo2D</a>();</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160; <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i = 0; i &lt; src.<a class="code" href="structmshadow_1_1Tensor.html#a88cbcae11653307bfa4c99804320b638">size</a>(0); ++i) {</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; fo.Write(src[i].dptr_, <span class="keyword">sizeof</span>(DType) * src.<a class="code" href="structmshadow_1_1Tensor.html#a88cbcae11653307bfa4c99804320b638">size</a>(1));</div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; }</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;}</div><div class="line"><a name="l00114"></a><span class="lineno"> 114</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00115"></a><span class="lineno"><a class="line" href="namespacemshadow.html#a4274e2af051c35e9c31b1f3076f5523b"> 115</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303">SaveBinary</a>(TStream &amp;fo, <span class="keyword">const</span> <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;gpu, dim, DType&gt;</a> &amp;src) { <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00116"></a><span class="lineno"> 116</span>&#160; <span class="comment">// copy to CPU, then save</span></div><div class="line"><a name="l00117"></a><span class="lineno"> 117</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, dim, DType&gt;</a> tmp(src.<a class="code" href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">shape_</a>);</div><div class="line"><a name="l00118"></a><span class="lineno"> 118</span>&#160; <a class="code" href="namespacemshadow.html#aef49c3cef522198322017315341ac689">AllocSpace</a>(&amp;tmp);</div><div class="line"><a name="l00119"></a><span class="lineno"> 119</span>&#160; <a class="code" href="structmshadow_1_1Stream_3_01gpu_01_4.html">Stream&lt;gpu&gt;</a> stream;</div><div class="line"><a name="l00120"></a><span class="lineno"> 120</span>&#160; <a class="code" href="namespacemshadow.html#a0435f827863555e4ed19bbc0cc81fa39">Copy</a>(tmp, src, &amp;stream);</div><div class="line"><a name="l00121"></a><span class="lineno"> 121</span>&#160; <a class="code" href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303">SaveBinary</a>(fo, tmp);</div><div class="line"><a name="l00122"></a><span class="lineno"> 122</span>&#160; <a class="code" href="namespacemshadow.html#a3e8485c882dab873525b4b241e5db7ab">FreeSpace</a>(&amp;tmp);</div><div class="line"><a name="l00123"></a><span class="lineno"> 123</span>&#160;}</div><div class="line"><a name="l00124"></a><span class="lineno"> 124</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00125"></a><span class="lineno"><a class="line" href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984"> 125</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984">LoadBinary</a>(TStream &amp;fi, <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, dim, DType&gt;</a> *dst_, <span class="keywordtype">bool</span> pre_alloc) {</div><div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <a class="code" href="structmshadow_1_1Shape.html">Shape&lt;dim&gt;</a> shape;</div><div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; CHECK_NE(fi.Read(&amp;shape, <span class="keyword">sizeof</span>(shape)), 0) &lt;&lt; <span class="stringliteral">&quot;mshadow::LoadBinary&quot;</span>;</div><div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160; <span class="keywordflow">if</span> (pre_alloc) {</div><div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; CHECK_EQ(shape, dst_-&gt;<a class="code" href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">shape_</a>) &lt;&lt; <span class="stringliteral">&quot;LoadBinary, shape do not match pre-allocated shape&quot;</span>;</div><div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; dst_-&gt;<a class="code" href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">shape_</a> = shape; <a class="code" href="namespacemshadow.html#aef49c3cef522198322017315341ac689">AllocSpace</a>(dst_);</div><div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160; }</div><div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, 2, DType&gt;</a> dst = dst_-&gt;<a class="code" href="structmshadow_1_1Tensor.html#a48a5927e810fbc45e43e92cfe397d9f2">FlatTo2D</a>();</div><div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; <span class="keywordflow">if</span> (dst.<a class="code" href="structmshadow_1_1Tensor.html#a88cbcae11653307bfa4c99804320b638">size</a>(0) == 0) <span class="keywordflow">return</span>;</div><div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160; <span class="keywordflow">for</span> (<a class="code" href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">index_t</a> i = 0; i &lt; dst.<a class="code" href="structmshadow_1_1Tensor.html#a88cbcae11653307bfa4c99804320b638">size</a>(0); ++i) {</div><div class="line"><a name="l00137"></a><span class="lineno"> 137</span>&#160; CHECK_NE(fi.Read(dst[i].<a class="code" href="structmshadow_1_1Tensor.html#ad86d6759c585efb5229b3a0659973838">dptr_</a>, <span class="keyword">sizeof</span>(DType) * dst.<a class="code" href="structmshadow_1_1Tensor.html#a88cbcae11653307bfa4c99804320b638">size</a>(1)), 0) &lt;&lt; <span class="stringliteral">&quot;mshadow::LoadBinary&quot;</span>;</div><div class="line"><a name="l00138"></a><span class="lineno"> 138</span>&#160; }</div><div class="line"><a name="l00139"></a><span class="lineno"> 139</span>&#160;}</div><div class="line"><a name="l00140"></a><span class="lineno"> 140</span>&#160;<span class="keyword">template</span>&lt;<span class="keywordtype">int</span> dim, <span class="keyword">typename</span> DType, <span class="keyword">typename</span> TStream&gt;</div><div class="line"><a name="l00141"></a><span class="lineno"><a class="line" href="namespacemshadow.html#ac005b1b19d8d8964918006dc8e95182d"> 141</a></span>&#160;<span class="keyword">inline</span> <span class="keywordtype">void</span> <a class="code" href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984">LoadBinary</a>(TStream &amp;fi, <span class="comment">// NOLINT(*)</span></div><div class="line"><a name="l00142"></a><span class="lineno"> 142</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;gpu, dim, DType&gt;</a> *dst, <span class="keywordtype">bool</span> pre_alloc) {</div><div class="line"><a name="l00143"></a><span class="lineno"> 143</span>&#160; <a class="code" href="structmshadow_1_1Tensor.html">Tensor&lt;cpu, dim, DType&gt;</a> tmp;</div><div class="line"><a name="l00144"></a><span class="lineno"> 144</span>&#160; <a class="code" href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984">LoadBinary</a>(fi, &amp;tmp, <span class="keyword">false</span>);</div><div class="line"><a name="l00145"></a><span class="lineno"> 145</span>&#160; <span class="keywordflow">if</span> (pre_alloc) {</div><div class="line"><a name="l00146"></a><span class="lineno"> 146</span>&#160; CHECK_EQ(tmp.shape, dst-&gt;<a class="code" href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">shape_</a>) &lt;&lt; <span class="stringliteral">&quot;LoadBinary, shape do not match pre-allocated shape&quot;</span>;</div><div class="line"><a name="l00147"></a><span class="lineno"> 147</span>&#160; } <span class="keywordflow">else</span> {</div><div class="line"><a name="l00148"></a><span class="lineno"> 148</span>&#160; dst-&gt;shape = tmp.shape; <a class="code" href="namespacemshadow.html#aef49c3cef522198322017315341ac689">AllocSpace</a>(dst);</div><div class="line"><a name="l00149"></a><span class="lineno"> 149</span>&#160; }</div><div class="line"><a name="l00150"></a><span class="lineno"> 150</span>&#160; <a class="code" href="structmshadow_1_1Stream_3_01gpu_01_4.html">Stream&lt;gpu&gt;</a> stream;</div><div class="line"><a name="l00151"></a><span class="lineno"> 151</span>&#160; <a class="code" href="namespacemshadow.html#a0435f827863555e4ed19bbc0cc81fa39">Copy</a>(*dst, tmp, &amp;stream);</div><div class="line"><a name="l00152"></a><span class="lineno"> 152</span>&#160; <a class="code" href="namespacemshadow.html#a3e8485c882dab873525b4b241e5db7ab">FreeSpace</a>(&amp;tmp);</div><div class="line"><a name="l00153"></a><span class="lineno"> 153</span>&#160;}</div><div class="line"><a name="l00154"></a><span class="lineno"> 154</span>&#160;} <span class="comment">// namespace mshadow</span></div><div class="line"><a name="l00155"></a><span class="lineno"> 155</span>&#160;<span class="preprocessor">#endif // MSHADOW_IO_H_</span></div><div class="ttc" id="namespacemshadow_html_a3e8485c882dab873525b4b241e5db7ab"><div class="ttname"><a href="namespacemshadow.html#a3e8485c882dab873525b4b241e5db7ab">mshadow::FreeSpace</a></div><div class="ttdeci">void FreeSpace(Tensor&lt; cpu, dim, DType &gt; *obj)</div><div class="ttdoc">CPU/GPU: free the space of tensor, will set obj.dptr to NULL. </div><div class="ttdef"><b>Definition:</b> tensor_cpu-inl.h:140</div></div>
<div class="ttc" id="structmshadow_1_1Tensor_html_ad86d6759c585efb5229b3a0659973838"><div class="ttname"><a href="structmshadow_1_1Tensor.html#ad86d6759c585efb5229b3a0659973838">mshadow::Tensor::dptr_</a></div><div class="ttdeci">DType * dptr_</div><div class="ttdoc">pointer to the data </div><div class="ttdef"><b>Definition:</b> tensor.h:434</div></div>
<div class="ttc" id="classmshadow_1_1utils_1_1IStream_html_a2559de01e6e0e6a885c305147006de08"><div class="ttname"><a href="classmshadow_1_1utils_1_1IStream.html#a2559de01e6e0e6a885c305147006de08">mshadow::utils::IStream::Read</a></div><div class="ttdeci">virtual size_t Read(void *ptr, size_t size)=0</div><div class="ttdoc">read data from stream </div></div>
<div class="ttc" id="namespacemshadow_html_ad43315e17aadc0c14467dffb52401984"><div class="ttname"><a href="namespacemshadow.html#ad43315e17aadc0c14467dffb52401984">mshadow::LoadBinary</a></div><div class="ttdeci">void LoadBinary(TStream &amp;fi, Tensor&lt; cpu, dim, DType &gt; *dst, bool pre_alloc)</div><div class="ttdoc">CPU/GPU: load a tensor by binary format, for GPU version, a temp Tensor&lt;cpu,dim&gt; storage will be allo...</div><div class="ttdef"><b>Definition:</b> io.h:125</div></div>
<div class="ttc" id="namespacemshadow_html_a0435f827863555e4ed19bbc0cc81fa39"><div class="ttname"><a href="namespacemshadow.html#a0435f827863555e4ed19bbc0cc81fa39">mshadow::Copy</a></div><div class="ttdeci">void Copy(Tensor&lt; cpu, dim, DType &gt; dst, const Tensor&lt; cpu, dim, DType &gt; &amp;src, Stream&lt; cpu &gt; *stream=NULL)</div><div class="ttdoc">copy data from one tensor to another, with same shape </div><div class="ttdef"><b>Definition:</b> tensor_cpu-inl.h:145</div></div>
<div class="ttc" id="structmshadow_1_1Shape_html"><div class="ttname"><a href="structmshadow_1_1Shape.html">mshadow::Shape&lt; dim &gt;</a></div></div>
<div class="ttc" id="structmshadow_1_1Stream_3_01gpu_01_4_html"><div class="ttname"><a href="structmshadow_1_1Stream_3_01gpu_01_4.html">mshadow::Stream&lt; gpu &gt;</a></div><div class="ttdef"><b>Definition:</b> stream_gpu-inl.h:37</div></div>
<div class="ttc" id="structmshadow_1_1Tensor_html_ad10c7414c5948e789e8761df2083c4e5"><div class="ttname"><a href="structmshadow_1_1Tensor.html#ad10c7414c5948e789e8761df2083c4e5">mshadow::Tensor::shape_</a></div><div class="ttdeci">Shape&lt; dimension &gt; shape_</div><div class="ttdoc">shape of the tensor </div><div class="ttdef"><b>Definition:</b> tensor.h:436</div></div>
<div class="ttc" id="tensor_8h_html"><div class="ttname"><a href="tensor_8h.html">tensor.h</a></div><div class="ttdoc">header file of tensor data structure and functions This lib requires explicit memory allocation and d...</div></div>
<div class="ttc" id="namespacemshadow_html_adcbc2e1131386fccb1474b0bdf045926"><div class="ttname"><a href="namespacemshadow.html#adcbc2e1131386fccb1474b0bdf045926">mshadow::index_t</a></div><div class="ttdeci">int32_t index_t</div><div class="ttdoc">type that will be used for index </div><div class="ttdef"><b>Definition:</b> base.h:343</div></div>
<div class="ttc" id="namespacemshadow_html_aef49c3cef522198322017315341ac689"><div class="ttname"><a href="namespacemshadow.html#aef49c3cef522198322017315341ac689">mshadow::AllocSpace</a></div><div class="ttdeci">void AllocSpace(Tensor&lt; cpu, dim, DType &gt; *obj, bool pad=MSHADOW_ALLOC_PAD)</div><div class="ttdoc">CPU/CPU: allocate space for CTensor, according to the shape in the obj this function is responsible t...</div><div class="ttdef"><b>Definition:</b> tensor_cpu-inl.h:116</div></div>
<div class="ttc" id="structmshadow_1_1Tensor_html_a48a5927e810fbc45e43e92cfe397d9f2"><div class="ttname"><a href="structmshadow_1_1Tensor.html#a48a5927e810fbc45e43e92cfe397d9f2">mshadow::Tensor::FlatTo2D</a></div><div class="ttdeci">MSHADOW_XINLINE Tensor&lt; Device, 2, DType &gt; FlatTo2D(void) const</div><div class="ttdoc">flatten the tensor to 2 dimension, collapse the higher dimensions together </div><div class="ttdef"><b>Definition:</b> tensor.h:519</div></div>
<div class="ttc" id="structmshadow_1_1Tensor_html_a88cbcae11653307bfa4c99804320b638"><div class="ttname"><a href="structmshadow_1_1Tensor.html#a88cbcae11653307bfa4c99804320b638">mshadow::Tensor::size</a></div><div class="ttdeci">MSHADOW_XINLINE index_t size(int idx) const</div><div class="ttdoc">return size of i-th dimension, start counting from highest dimension </div><div class="ttdef"><b>Definition:</b> tensor.h:505</div></div>
<div class="ttc" id="namespacemshadow_html"><div class="ttname"><a href="namespacemshadow.html">mshadow</a></div><div class="ttdoc">overloaded + operator between half_t and bf16_t </div><div class="ttdef"><b>Definition:</b> base.h:334</div></div>
<div class="ttc" id="classmshadow_1_1utils_1_1IStream_html"><div class="ttname"><a href="classmshadow_1_1utils_1_1IStream.html">mshadow::utils::IStream</a></div><div class="ttdoc">interface of stream I/O, used to serialize data, mshadow does not restricted to only this interface i...</div><div class="ttdef"><b>Definition:</b> io.h:36</div></div>
<div class="ttc" id="namespacemshadow_html_ac4e8e743843b86f7a9c7cccec38f1303"><div class="ttname"><a href="namespacemshadow.html#ac4e8e743843b86f7a9c7cccec38f1303">mshadow::SaveBinary</a></div><div class="ttdeci">void SaveBinary(TStream &amp;fo, const Tensor&lt; cpu, dim, DType &gt; &amp;src)</div><div class="ttdoc">CPU/GPU: save a tensor by binary format, for GPU version, a temp Tensor&lt;cpu,dim&gt; storage will be allo...</div><div class="ttdef"><b>Definition:</b> io.h:107</div></div>
<div class="ttc" id="classmshadow_1_1utils_1_1IStream_html_a3fd2a7483255a8ba3348a4a88117e2c3"><div class="ttname"><a href="classmshadow_1_1utils_1_1IStream.html#a3fd2a7483255a8ba3348a4a88117e2c3">mshadow::utils::IStream::~IStream</a></div><div class="ttdeci">virtual ~IStream(void)</div><div class="ttdoc">virtual destructor </div><div class="ttdef"><b>Definition:</b> io.h:52</div></div>
<div class="ttc" id="structmshadow_1_1Tensor_html"><div class="ttname"><a href="structmshadow_1_1Tensor.html">mshadow::Tensor</a></div><div class="ttdoc">general tensor </div><div class="ttdef"><b>Definition:</b> tensor.h:420</div></div>
<div class="ttc" id="classmshadow_1_1utils_1_1IStream_html_ac2d9ef01d47584fe24aeb85fe896867b"><div class="ttname"><a href="classmshadow_1_1utils_1_1IStream.html#ac2d9ef01d47584fe24aeb85fe896867b">mshadow::utils::IStream::Write</a></div><div class="ttdeci">virtual void Write(const void *ptr, size_t size)=0</div><div class="ttdoc">write data to stream </div></div>
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