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gerrit-public.fairphone.software / platform / external / ComputeLibrary / bf8b01dfbfdca124673ade33c5eac8f3748d7abd / . / documentation / convolution3x3_8cl.xhtml
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Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]121<div class="textblock"><code>#include &quot;<a class="el" href="helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br/>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]122</div>
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126Macros</h2></td></tr>
127<tr class="memitem:afb8c72ce35c4a1f4a2588d6573e54aa1"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>&#160;&#160;&#160;short</td></tr>
128<tr class="separator:afb8c72ce35c4a1f4a2588d6573e54aa1"><td class="memSeparator" colspan="2">&#160;</td></tr>
129<tr class="memitem:ac06f3e24d3fffd3c465d8b2a6e7c985e"><td class="memItemLeft" align="right" valign="top">#define&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="convolution3x3_8cl.xhtml#ac06f3e24d3fffd3c465d8b2a6e7c985e">DATA_TYPE_OUT</a>&#160;&#160;&#160;uchar</td></tr>
130<tr class="separator:ac06f3e24d3fffd3c465d8b2a6e7c985e"><td class="memSeparator" colspan="2">&#160;</td></tr>
131</table><table class="memberdecls">
132<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
133Functions</h2></td></tr>
134<tr class="memitem:a92702074338198e81a46c3e309d9b04f"><td class="memItemLeft" align="right" valign="top">short8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="convolution3x3_8cl.xhtml#a92702074338198e81a46c3e309d9b04f">convolution1x3</a> (__global const uchar *left_pixel, const short left_coeff, const short middle_coeff, const short right_coeff)</td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]135<tr class="memdesc:a92702074338198e81a46c3e309d9b04f"><td class="mdescLeft">&#160;</td><td class="mdescRight">Compute a 1D horizontal convolution of size 3 for 8 bytes assuming the input is made of 1 channel of 1 byte (i.e 8 pixels). <a href="#a92702074338198e81a46c3e309d9b04f">More...</a><br/></td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]136<tr class="separator:a92702074338198e81a46c3e309d9b04f"><td class="memSeparator" colspan="2">&#160;</td></tr>
137<tr class="memitem:afc5fefe72e66f0ae5191fd5b708fade9"><td class="memItemLeft" align="right" valign="top">short8&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="convolution3x3_8cl.xhtml#afc5fefe72e66f0ae5191fd5b708fade9">convolution3x3</a> (<a class="el" href="struct_image.xhtml">Image</a> *src, const short mat0, const short mat1, const short mat2, const short mat3, const short mat4, const short mat5, const short mat6, const short mat7, const short mat8, uint scale)</td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]138<tr class="memdesc:afc5fefe72e66f0ae5191fd5b708fade9"><td class="mdescLeft">&#160;</td><td class="mdescRight">Apply a 3x3 convolution matrix to a single channel U8 input image and return the result. <a href="#afc5fefe72e66f0ae5191fd5b708fade9">More...</a><br/></td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]139<tr class="separator:afc5fefe72e66f0ae5191fd5b708fade9"><td class="memSeparator" colspan="2">&#160;</td></tr>
140<tr class="memitem:aa0b80492bb4faef0b052d95a8aa147e4"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="convolution3x3_8cl.xhtml#aa0b80492bb4faef0b052d95a8aa147e4">convolution3x3_static</a> (__global uchar *src_ptr, uint src_stride_x, uint src_step_x, uint src_stride_y, uint src_step_y, uint src_offset_first_element_in_bytes, __global uchar *dst_ptr, uint dst_stride_x, uint dst_step_x, uint dst_stride_y, uint dst_step_y, uint dst_offset_first_element_in_bytes)</td></tr>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]141<tr class="memdesc:aa0b80492bb4faef0b052d95a8aa147e4"><td class="mdescLeft">&#160;</td><td class="mdescRight">Apply a 3x3 static convolution matrix to a single channel U8 input image and output a single channel image. <a href="#aa0b80492bb4faef0b052d95a8aa147e4">More...</a><br/></td></tr>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]142<tr class="separator:aa0b80492bb4faef0b052d95a8aa147e4"><td class="memSeparator" colspan="2">&#160;</td></tr>
143</table>
144<h2 class="groupheader">Macro Definition Documentation</h2>
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150 <td class="memname">#define DATA_TYPE&#160;&#160;&#160;short</td>
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154
155<p>Definition at line <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">27</a> of file <a class="el" href="convolution3x3_8cl_source.xhtml">convolution3x3.cl</a>.</p>
156
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]157<p>Referenced by <a class="el" href="activation__layer_8cl_source.xhtml#l00145">activation_layer()</a>, <a class="el" href="batchnormalization__layer_8cl_source.xhtml#l00081">batchnormalization_layer()</a>, <a class="el" href="warp__helpers_8h_source.xhtml#l00080">bilinear_interpolate()</a>, <a class="el" href="concatenate_8cl_source.xhtml#l00046">concatenate_depth()</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00043">convolution1x3()</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00082">convolution3x3()</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00123">convolution3x3_static()</a>, <a class="el" href="convolution__rectangle_8cl_source.xhtml#l00064">convolution_rectangle()</a>, <a class="el" href="fill__border_8cl_source.xhtml#l00126">fill_image_borders_constant()</a>, <a class="el" href="fill__border_8cl_source.xhtml#l00050">fill_image_borders_replicate()</a>, <a class="el" href="floor_8cl_source.xhtml#l00049">floor_layer()</a>, <a class="el" href="gemv_8cl_source.xhtml#l00049">gemm_mv()</a>, <a class="el" href="harris__corners_8cl_source.xhtml#l00138">harris_score_1x5()</a>, <a class="el" href="harris__corners_8cl_source.xhtml#l00253">harris_score_1x7()</a>, <a class="el" href="harris__corners_8cl_source.xhtml#l00053">harris_score_3x3()</a>, <a class="el" href="convolution__layer_8cl_source.xhtml#l00309">im2col_reduced()</a>, <a class="el" href="l2__normalize_8cl_source.xhtml#l00045">l2_normalize()</a>, <a class="el" href="magnitude__phase_8cl_source.xhtml#l00045">magnitude_l2()</a>, <a class="el" href="magnitude__phase_8cl_source.xhtml#l00130">magnitude_phase()</a>, <a class="el" href="minmaxloc_8cl_source.xhtml#l00143">minmaxloc()</a>, <a class="el" href="nonmax_8cl_source.xhtml#l00041">non_max_suppression()</a>, <a class="el" href="normalization__layer_8cl_source.xhtml#l00079">normalization_layer_cross_map()</a>, <a class="el" href="normalization__layer_8cl_source.xhtml#l00140">normalization_layer_in_map_1D()</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00222">pooling_layer_2()</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00286">pooling_layer_3()</a>, <a class="el" href="pooling__layer_8cl_source.xhtml#l00424">pooling_layer_7()</a>, <a class="el" href="warp__helpers_8h_source.xhtml#l00045">read_texels4()</a>, <a class="el" href="reduction__operation_8cl_source.xhtml#l00080">reduction_operation()</a>, <a class="el" href="reshape__layer_8cl_source.xhtml#l00049">reshape_layer()</a>, <a class="el" href="convolution__layer_8cl_source.xhtml#l00057">reshape_to_columns()</a>, <a class="el" href="roi__pooling__layer_8cl_source.xhtml#l00061">roi_pool_1x1()</a>, <a class="el" href="roi__pooling__layer_8cl_source.xhtml#l00123">roi_pooling_layer()</a>, <a class="el" href="scale_8cl_source.xhtml#l00110">scale_bilinear()</a>, <a class="el" href="scale_8cl_source.xhtml#l00076">scale_nearest_neighbour()</a>, <a class="el" href="softmax__layer_8cl_source.xhtml#l00250">softmax_layer_norm()</a>, <a class="el" href="softmax__layer_8cl_source.xhtml#l00166">softmax_layer_shift_exp_sum()</a>, <a class="el" href="reduction__operation_8cl_source.xhtml#l00032">square_sum()</a>, <a class="el" href="reduction__operation_8cl_source.xhtml#l00052">sum()</a>, <a class="el" href="transpose_8cl_source.xhtml#l00148">transpose()</a>, <a class="el" href="roi__pooling__layer_8cl_source.xhtml#l00036">vec4_max()</a>, and <a class="el" href="roi__pooling__layer_8cl_source.xhtml#l00043">vec8_max()</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]158
159</div>
160</div>
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162<div class="memitem">
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165 <tr>
166 <td class="memname">#define DATA_TYPE_OUT&#160;&#160;&#160;uchar</td>
167 </tr>
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169</div><div class="memdoc">
170
171<p>Definition at line <a class="el" href="convolution3x3_8cl_source.xhtml#l00031">31</a> of file <a class="el" href="convolution3x3_8cl_source.xhtml">convolution3x3.cl</a>.</p>
172
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]173<p>Referenced by <a class="el" href="absdiff_8cl_source.xhtml#l00050">absdiff()</a>, <a class="el" href="arithmetic__op_8cl_source.xhtml#l00063">arithmetic_add()</a>, <a class="el" href="arithmetic__op_8cl_source.xhtml#l00108">arithmetic_sub()</a>, <a class="el" href="canny_8cl_source.xhtml#l00057">combine_gradients_L1()</a>, <a class="el" href="canny_8cl_source.xhtml#l00121">combine_gradients_L2()</a>, <a class="el" href="depth__convert_8cl_source.xhtml#l00074">convert_depth_down()</a>, <a class="el" href="depth__convert_8cl_source.xhtml#l00115">convert_depth_up()</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00123">convolution3x3_static()</a>, <a class="el" href="convolution__rectangle_8cl_source.xhtml#l00064">convolution_rectangle()</a>, <a class="el" href="pixelwise__mul__float_8cl_source.xhtml#l00067">pixelwise_mul_float()</a>, <a class="el" href="pixelwise__mul__int_8cl_source.xhtml#l00083">pixelwise_mul_int()</a>, and <a class="el" href="canny_8cl_source.xhtml#l00191">suppress_non_maximum()</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]174
175</div>
176</div>
177<h2 class="groupheader">Function Documentation</h2>
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186 <td class="memname">short8 convolution1x3 </td>
187 <td>(</td>
188 <td class="paramtype">__global const uchar *&#160;</td>
189 <td class="paramname"><em>left_pixel</em>, </td>
190 </tr>
191 <tr>
192 <td class="paramkey"></td>
193 <td></td>
194 <td class="paramtype">const short&#160;</td>
195 <td class="paramname"><em>left_coeff</em>, </td>
196 </tr>
197 <tr>
198 <td class="paramkey"></td>
199 <td></td>
200 <td class="paramtype">const short&#160;</td>
201 <td class="paramname"><em>middle_coeff</em>, </td>
202 </tr>
203 <tr>
204 <td class="paramkey"></td>
205 <td></td>
206 <td class="paramtype">const short&#160;</td>
207 <td class="paramname"><em>right_coeff</em>&#160;</td>
208 </tr>
209 <tr>
210 <td></td>
211 <td>)</td>
212 <td></td><td></td>
213 </tr>
214 </table>
215 </td>
216 <td class="mlabels-right">
217<span class="mlabels"><span class="mlabel">inline</span></span> </td>
218 </tr>
219</table>
220</div><div class="memdoc">
221
222<p>Compute a 1D horizontal convolution of size 3 for 8 bytes assuming the input is made of 1 channel of 1 byte (i.e 8 pixels). </p>
223<dl class="params"><dt>Parameters</dt><dd>
224 <table class="params">
225 <tr><td class="paramdir">[in]</td><td class="paramname">left_pixel</td><td>Pointer to the left pixel. </td></tr>
226 <tr><td class="paramdir">[in]</td><td class="paramname">left_coeff</td><td>Weight of the left pixel </td></tr>
227 <tr><td class="paramdir">[in]</td><td class="paramname">middle_coeff</td><td>Weight of the middle pixel </td></tr>
228 <tr><td class="paramdir">[in]</td><td class="paramname">right_coeff</td><td>Weight of the right pixel</td></tr>
229 </table>
230 </dd>
231</dl>
232<dl class="section return"><dt>Returns</dt><dd>a short8 containing 8 convoluted values. </dd></dl>
233
234<p>Definition at line <a class="el" href="convolution3x3_8cl_source.xhtml#l00043">43</a> of file <a class="el" href="convolution3x3_8cl_source.xhtml">convolution3x3.cl</a>.</p>
235
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]236<p>References <a class="el" href="fixed__point_8h_source.xhtml#l00098">CONVERT</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]237
238<p>Referenced by <a class="el" href="convolution3x3_8cl_source.xhtml#l00082">convolution3x3()</a>, and <a class="el" href="convolution__rectangle_8cl_source.xhtml#l00064">convolution_rectangle()</a>.</p>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]239<div class="fragment"><div class="line"><a name="l00047"></a><span class="lineno"> 47</span>&#160;{</div>
240<div class="line"><a name="l00048"></a><span class="lineno"> 48</span>&#160; uchar16 temp = vload16(0, left_pixel);</div>
241<div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)</div>
242<div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; left = <a class="code" href="fixed__point_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a>(temp.s01234567, <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8));</div>
243<div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8)</div>
244<div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; middle = <a class="code" href="fixed__point_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a>(temp.s12345678, <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8));</div>
245<div class="line"><a name="l00053"></a><span class="lineno"> 53</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8)</div>
246<div class="line"><a name="l00054"></a><span class="lineno"> 54</span>&#160; right = <a class="code" href="fixed__point_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a>(temp.s23456789, <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8));</div>
247<div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160;</div>
248<div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; return left * (<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8))left_coeff + middle * (<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8))middle_coeff + right * (<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(DATA_TYPE, 8))right_coeff;</div>
249<div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160;}</div>
250<div class="ttc" id="fixed__point_8h_xhtml_aa8d95ba04fc73845abc6045952cae5be"><div class="ttname"><a href="fixed__point_8h.xhtml#aa8d95ba04fc73845abc6045952cae5be">CONVERT</a></div><div class="ttdeci">#define CONVERT(x, type)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00098">fixed_point.h:98</a></div></div>
251<div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
252<div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]253</div><!-- fragment -->
254</div>
255</div>
256<a class="anchor" id="afc5fefe72e66f0ae5191fd5b708fade9"></a>
257<div class="memitem">
258<div class="memproto">
259<table class="mlabels">
260 <tr>
261 <td class="mlabels-left">
262 <table class="memname">
263 <tr>
264 <td class="memname">short8 convolution3x3 </td>
265 <td>(</td>
266 <td class="paramtype"><a class="el" href="struct_image.xhtml">Image</a> *&#160;</td>
267 <td class="paramname"><em>src</em>, </td>
268 </tr>
269 <tr>
270 <td class="paramkey"></td>
271 <td></td>
272 <td class="paramtype">const short&#160;</td>
273 <td class="paramname"><em>mat0</em>, </td>
274 </tr>
275 <tr>
276 <td class="paramkey"></td>
277 <td></td>
278 <td class="paramtype">const short&#160;</td>
279 <td class="paramname"><em>mat1</em>, </td>
280 </tr>
281 <tr>
282 <td class="paramkey"></td>
283 <td></td>
284 <td class="paramtype">const short&#160;</td>
285 <td class="paramname"><em>mat2</em>, </td>
286 </tr>
287 <tr>
288 <td class="paramkey"></td>
289 <td></td>
290 <td class="paramtype">const short&#160;</td>
291 <td class="paramname"><em>mat3</em>, </td>
292 </tr>
293 <tr>
294 <td class="paramkey"></td>
295 <td></td>
296 <td class="paramtype">const short&#160;</td>
297 <td class="paramname"><em>mat4</em>, </td>
298 </tr>
299 <tr>
300 <td class="paramkey"></td>
301 <td></td>
302 <td class="paramtype">const short&#160;</td>
303 <td class="paramname"><em>mat5</em>, </td>
304 </tr>
305 <tr>
306 <td class="paramkey"></td>
307 <td></td>
308 <td class="paramtype">const short&#160;</td>
309 <td class="paramname"><em>mat6</em>, </td>
310 </tr>
311 <tr>
312 <td class="paramkey"></td>
313 <td></td>
314 <td class="paramtype">const short&#160;</td>
315 <td class="paramname"><em>mat7</em>, </td>
316 </tr>
317 <tr>
318 <td class="paramkey"></td>
319 <td></td>
320 <td class="paramtype">const short&#160;</td>
321 <td class="paramname"><em>mat8</em>, </td>
322 </tr>
323 <tr>
324 <td class="paramkey"></td>
325 <td></td>
326 <td class="paramtype">uint&#160;</td>
327 <td class="paramname"><em>scale</em>&#160;</td>
328 </tr>
329 <tr>
330 <td></td>
331 <td>)</td>
332 <td></td><td></td>
333 </tr>
334 </table>
335 </td>
336 <td class="mlabels-right">
337<span class="mlabels"><span class="mlabel">inline</span></span> </td>
338 </tr>
339</table>
340</div><div class="memdoc">
341
342<p>Apply a 3x3 convolution matrix to a single channel U8 input image and return the result. </p>
343<p>Convolution matrix layout:</p>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]344<p>[ mat0, mat1, mat2 ]<br/>
345[ mat3, mat4, mat5 ]<br/>
346[ mat6, mat7, mat8 ]<br/>
347 </p>
348<dl class="params"><dt>Parameters</dt><dd>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]349 <table class="params">
350 <tr><td class="paramdir">[in]</td><td class="paramname">src</td><td>A pointer to source <a class="el" href="struct_image.xhtml" title="Structure to hold Image information. ">Image</a> structure </td></tr>
351 <tr><td class="paramdir">[in]</td><td class="paramname">mat0</td><td>Coefficient from the convolution matrix </td></tr>
352 <tr><td class="paramdir">[in]</td><td class="paramname">mat1</td><td>Coefficient from the convolution matrix </td></tr>
353 <tr><td class="paramdir">[in]</td><td class="paramname">mat2</td><td>Coefficient from the convolution matrix </td></tr>
354 <tr><td class="paramdir">[in]</td><td class="paramname">mat3</td><td>Coefficient from the convolution matrix </td></tr>
355 <tr><td class="paramdir">[in]</td><td class="paramname">mat4</td><td>Coefficient from the convolution matrix </td></tr>
356 <tr><td class="paramdir">[in]</td><td class="paramname">mat5</td><td>Coefficient from the convolution matrix </td></tr>
357 <tr><td class="paramdir">[in]</td><td class="paramname">mat6</td><td>Coefficient from the convolution matrix </td></tr>
358 <tr><td class="paramdir">[in]</td><td class="paramname">mat0</td><td>Coefficient from the convolution matrix </td></tr>
359 <tr><td class="paramdir">[in]</td><td class="paramname">mat7</td><td>Coefficient from the convolution matrix </td></tr>
360 <tr><td class="paramdir">[in]</td><td class="paramname">mat8</td><td>Coefficient from the convolution matrix </td></tr>
361 <tr><td class="paramdir">[in]</td><td class="paramname">scale</td><td>Convolution matrix scale (Sum of the coefficients, or 1 if the sum is 0)</td></tr>
362 </table>
363 </dd>
364</dl>
365<dl class="section return"><dt>Returns</dt><dd>a short8 containing 8 convoluted and scaled values. </dd></dl>
366
367<p>Definition at line <a class="el" href="convolution3x3_8cl_source.xhtml#l00082">82</a> of file <a class="el" href="convolution3x3_8cl_source.xhtml">convolution3x3.cl</a>.</p>
368
Kaizenbf8b01d2017-10-12 14:26:51 +0100[diff] [blame^]369<p>References <a class="el" href="convolution3x3_8cl_source.xhtml#l00043">convolution1x3()</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="helpers_8h_source.xhtml#l00295">offset()</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]370
371<p>Referenced by <a class="el" href="convolution3x3_8cl_source.xhtml#l00123">convolution3x3_static()</a>.</p>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]372<div class="fragment"><div class="line"><a name="l00087"></a><span class="lineno"> 87</span>&#160;{</div>
373<div class="line"><a name="l00088"></a><span class="lineno"> 88</span>&#160; <span class="comment">// Output pixels</span></div>
374<div class="line"><a name="l00089"></a><span class="lineno"> 89</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)</div>
375<div class="line"><a name="l00090"></a><span class="lineno"> 90</span>&#160; pixels;</div>
376<div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;</div>
377<div class="line"><a name="l00092"></a><span class="lineno"> 92</span>&#160; <span class="comment">// Row 0</span></div>
378<div class="line"><a name="l00093"></a><span class="lineno"> 93</span>&#160; pixels = <a class="code" href="convolution3x3_8cl.xhtml#a92702074338198e81a46c3e309d9b04f">convolution1x3</a>(<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(src, -1, -1), mat0, mat1, mat2);</div>
379<div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160; <span class="comment">// Row</span></div>
380<div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; pixels += <a class="code" href="convolution3x3_8cl.xhtml#a92702074338198e81a46c3e309d9b04f">convolution1x3</a>(<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(src, -1, 0), mat3, mat4, mat5);</div>
381<div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; <span class="comment">// Row 2</span></div>
382<div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; pixels += <a class="code" href="convolution3x3_8cl.xhtml#a92702074338198e81a46c3e309d9b04f">convolution1x3</a>(<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(src, -1, 1), mat6, mat7, mat8);</div>
383<div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160;</div>
384<div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; <span class="comment">// Divide by the scale</span></div>
385<div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; return pixels / (<a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8))<a class="code" href="namespacearm__compute_1_1test_1_1validation_1_1reference.xhtml#a2c08fc82f2e4b9733cd0dacd6eabe579">scale</a>;</div>
386<div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;}</div>
387<div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
Kaizenbf8b01d2017-10-12 14:26:51 +0100[diff] [blame^]388<div class="ttc" id="helpers_8h_xhtml_a009469e4d9b8fce3b6d5e97d2077827d"><div class="ttname"><a href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a></div><div class="ttdeci">__global uchar * offset(const Image *img, int x, int y)</div><div class="ttdoc">Get the pointer position of a Image. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00295">helpers.h:295</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]389<div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
390<div class="ttc" id="namespacearm__compute_1_1test_1_1validation_1_1reference_xhtml_a2c08fc82f2e4b9733cd0dacd6eabe579"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1validation_1_1reference.xhtml#a2c08fc82f2e4b9733cd0dacd6eabe579">arm_compute::test::validation::reference::scale</a></div><div class="ttdeci">SimpleTensor&lt; T &gt; scale(const SimpleTensor&lt; T &gt; &amp;in, float scale_x, float scale_y, InterpolationPolicy policy, BorderMode border_mode, T constant_border_value)</div><div class="ttdef"><b>Definition:</b> <a href="_c_p_p_2_scale_8cpp_source.xhtml#l00039">Scale.cpp:39</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]391<div class="ttc" id="convolution3x3_8cl_xhtml_a92702074338198e81a46c3e309d9b04f"><div class="ttname"><a href="convolution3x3_8cl.xhtml#a92702074338198e81a46c3e309d9b04f">convolution1x3</a></div><div class="ttdeci">short8 convolution1x3(__global const uchar *left_pixel, const short left_coeff, const short middle_coeff, const short right_coeff)</div><div class="ttdoc">Compute a 1D horizontal convolution of size 3 for 8 bytes assuming the input is made of 1 channel of ...</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00043">convolution3x3.cl:43</a></div></div>
392</div><!-- fragment -->
393</div>
394</div>
395<a class="anchor" id="aa0b80492bb4faef0b052d95a8aa147e4"></a>
396<div class="memitem">
397<div class="memproto">
398 <table class="memname">
399 <tr>
400 <td class="memname">__kernel void convolution3x3_static </td>
401 <td>(</td>
402 <td class="paramtype">__global uchar *&#160;</td>
403 <td class="paramname"><em>src_ptr</em>, </td>
404 </tr>
405 <tr>
406 <td class="paramkey"></td>
407 <td></td>
408 <td class="paramtype">uint&#160;</td>
409 <td class="paramname"><em>src_stride_x</em>, </td>
410 </tr>
411 <tr>
412 <td class="paramkey"></td>
413 <td></td>
414 <td class="paramtype">uint&#160;</td>
415 <td class="paramname"><em>src_step_x</em>, </td>
416 </tr>
417 <tr>
418 <td class="paramkey"></td>
419 <td></td>
420 <td class="paramtype">uint&#160;</td>
421 <td class="paramname"><em>src_stride_y</em>, </td>
422 </tr>
423 <tr>
424 <td class="paramkey"></td>
425 <td></td>
426 <td class="paramtype">uint&#160;</td>
427 <td class="paramname"><em>src_step_y</em>, </td>
428 </tr>
429 <tr>
430 <td class="paramkey"></td>
431 <td></td>
432 <td class="paramtype">uint&#160;</td>
433 <td class="paramname"><em>src_offset_first_element_in_bytes</em>, </td>
434 </tr>
435 <tr>
436 <td class="paramkey"></td>
437 <td></td>
438 <td class="paramtype">__global uchar *&#160;</td>
439 <td class="paramname"><em>dst_ptr</em>, </td>
440 </tr>
441 <tr>
442 <td class="paramkey"></td>
443 <td></td>
444 <td class="paramtype">uint&#160;</td>
445 <td class="paramname"><em>dst_stride_x</em>, </td>
446 </tr>
447 <tr>
448 <td class="paramkey"></td>
449 <td></td>
450 <td class="paramtype">uint&#160;</td>
451 <td class="paramname"><em>dst_step_x</em>, </td>
452 </tr>
453 <tr>
454 <td class="paramkey"></td>
455 <td></td>
456 <td class="paramtype">uint&#160;</td>
457 <td class="paramname"><em>dst_stride_y</em>, </td>
458 </tr>
459 <tr>
460 <td class="paramkey"></td>
461 <td></td>
462 <td class="paramtype">uint&#160;</td>
463 <td class="paramname"><em>dst_step_y</em>, </td>
464 </tr>
465 <tr>
466 <td class="paramkey"></td>
467 <td></td>
468 <td class="paramtype">uint&#160;</td>
469 <td class="paramname"><em>dst_offset_first_element_in_bytes</em>&#160;</td>
470 </tr>
471 <tr>
472 <td></td>
473 <td>)</td>
474 <td></td><td></td>
475 </tr>
476 </table>
477</div><div class="memdoc">
478
479<p>Apply a 3x3 static convolution matrix to a single channel U8 input image and output a single channel image. </p>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]480<dl class="section attention"><dt>Attention</dt><dd>The matrix coefficients(MAT0, MAT1, ... MAT8, SCALE), DATA_TYPE, and DATA_TYPE_OUT need to be passed at compile time.<br/>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]481e.g. -DMAT0=1 -DMAT2=2, ...-DMAT8=8, -DSCALE=1, -DDATA_TYPE=int, -DDATA_TYPE_OUT=int</dd></dl>
482<dl class="params"><dt>Parameters</dt><dd>
483 <table class="params">
484 <tr><td class="paramdir">[in]</td><td class="paramname">src_ptr</td><td>Pointer to the source image </td></tr>
485 <tr><td class="paramdir">[in]</td><td class="paramname">src_stride_x</td><td>Stride of the source image in X dimension (in bytes) </td></tr>
486 <tr><td class="paramdir">[in]</td><td class="paramname">src_step_x</td><td>src_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
487 <tr><td class="paramdir">[in]</td><td class="paramname">src_stride_y</td><td>Stride of the source image in Y dimension (in bytes) </td></tr>
488 <tr><td class="paramdir">[in]</td><td class="paramname">src_step_y</td><td>src_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
489 <tr><td class="paramdir">[in]</td><td class="paramname">src_offset_first_element_in_bytes</td><td>The offset of the first element in the source image </td></tr>
490 <tr><td class="paramdir">[out]</td><td class="paramname">dst_ptr</td><td>Pointer to the destination image. Supported data types: U8, S16 </td></tr>
491 <tr><td class="paramdir">[in]</td><td class="paramname">dst_stride_x</td><td>Stride of the destination image in X dimension (in bytes) </td></tr>
492 <tr><td class="paramdir">[in]</td><td class="paramname">dst_step_x</td><td>dst_stride_x * number of elements along X processed per workitem(in bytes) </td></tr>
493 <tr><td class="paramdir">[in]</td><td class="paramname">dst_stride_y</td><td>Stride of the destination image in Y dimension (in bytes) </td></tr>
494 <tr><td class="paramdir">[in]</td><td class="paramname">dst_step_y</td><td>dst_stride_y * number of elements along Y processed per workitem(in bytes) </td></tr>
495 <tr><td class="paramdir">[in]</td><td class="paramname">dst_offset_first_element_in_bytes</td><td>The offset of the first element in the destination image </td></tr>
496 </table>
497 </dd>
498</dl>
499
500<p>Definition at line <a class="el" href="convolution3x3_8cl_source.xhtml#l00123">123</a> of file <a class="el" href="convolution3x3_8cl_source.xhtml">convolution3x3.cl</a>.</p>
501
Kaizenbf8b01d2017-10-12 14:26:51 +0100[diff] [blame^]502<p>References <a class="el" href="direct__convolution1x1_8cl_source.xhtml#l00040">CONVERT_SAT</a>, <a class="el" href="helpers_8h_source.xhtml#l00096">CONVERT_TO_IMAGE_STRUCT</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00082">convolution3x3()</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00027">DATA_TYPE</a>, <a class="el" href="convolution3x3_8cl_source.xhtml#l00031">DATA_TYPE_OUT</a>, <a class="el" href="helpers_8h_source.xhtml#l00136">Image::ptr</a>, and <a class="el" href="fixed__point_8h_source.xhtml#l00093">VEC_DATA_TYPE</a>.</p>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]503<div class="fragment"><div class="line"><a name="l00126"></a><span class="lineno"> 126</span>&#160;{</div>
504<div class="line"><a name="l00127"></a><span class="lineno"> 127</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> src = <a class="code" href="helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(src);</div>
505<div class="line"><a name="l00128"></a><span class="lineno"> 128</span>&#160; <a class="code" href="struct_image.xhtml">Image</a> dst = <a class="code" href="helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a>(dst);</div>
506<div class="line"><a name="l00129"></a><span class="lineno"> 129</span>&#160;</div>
507<div class="line"><a name="l00130"></a><span class="lineno"> 130</span>&#160; <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a>, 8)</div>
508<div class="line"><a name="l00131"></a><span class="lineno"> 131</span>&#160; pixels = <a class="code" href="convolution3x3_8cl.xhtml#afc5fefe72e66f0ae5191fd5b708fade9">convolution3x3</a>(&amp;src,</div>
509<div class="line"><a name="l00132"></a><span class="lineno"> 132</span>&#160; MAT0, MAT1, MAT2, MAT3, MAT4, MAT5, MAT6, MAT7, MAT8, SCALE);</div>
510<div class="line"><a name="l00133"></a><span class="lineno"> 133</span>&#160;</div>
511<div class="line"><a name="l00134"></a><span class="lineno"> 134</span>&#160; <span class="comment">// Store the result as is in dst</span></div>
512<div class="line"><a name="l00135"></a><span class="lineno"> 135</span>&#160; vstore8(<a class="code" href="direct__convolution1x1_8cl.xhtml#a1f15728672380ade7a238f5e783d54d2">CONVERT_SAT</a>(pixels, <a class="code" href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a>(<a class="code" href="convolution3x3_8cl.xhtml#ac06f3e24d3fffd3c465d8b2a6e7c985e">DATA_TYPE_OUT</a>, 8)), 0, (__global DATA_TYPE_OUT *)dst.ptr);</div>
513<div class="line"><a name="l00136"></a><span class="lineno"> 136</span>&#160;}</div>
514<div class="ttc" id="convolution3x3_8cl_xhtml_afb8c72ce35c4a1f4a2588d6573e54aa1"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afb8c72ce35c4a1f4a2588d6573e54aa1">DATA_TYPE</a></div><div class="ttdeci">#define DATA_TYPE</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00027">convolution3x3.cl:27</a></div></div>
515<div class="ttc" id="direct__convolution1x1_8cl_xhtml_a1f15728672380ade7a238f5e783d54d2"><div class="ttname"><a href="direct__convolution1x1_8cl.xhtml#a1f15728672380ade7a238f5e783d54d2">CONVERT_SAT</a></div><div class="ttdeci">#define CONVERT_SAT(a, b)</div><div class="ttdef"><b>Definition:</b> <a href="direct__convolution1x1_8cl_source.xhtml#l00040">direct_convolution1x1.cl:40</a></div></div>
Kaizenbf8b01d2017-10-12 14:26:51 +0100[diff] [blame^]516<div class="ttc" id="helpers_8h_xhtml_aebe814363556c244be043b13e7969197"><div class="ttname"><a href="helpers_8h.xhtml#aebe814363556c244be043b13e7969197">CONVERT_TO_IMAGE_STRUCT</a></div><div class="ttdeci">#define CONVERT_TO_IMAGE_STRUCT(name)</div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00096">helpers.h:96</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]517<div class="ttc" id="convolution3x3_8cl_xhtml_afc5fefe72e66f0ae5191fd5b708fade9"><div class="ttname"><a href="convolution3x3_8cl.xhtml#afc5fefe72e66f0ae5191fd5b708fade9">convolution3x3</a></div><div class="ttdeci">short8 convolution3x3(Image *src, const short mat0, const short mat1, const short mat2, const short mat3, const short mat4, const short mat5, const short mat6, const short mat7, const short mat8, uint scale)</div><div class="ttdoc">Apply a 3x3 convolution matrix to a single channel U8 input image and return the result. </div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00082">convolution3x3.cl:82</a></div></div>
Kaizenbf8b01d2017-10-12 14:26:51 +0100[diff] [blame^]518<div class="ttc" id="struct_image_xhtml"><div class="ttname"><a href="struct_image.xhtml">Image</a></div><div class="ttdoc">Structure to hold Image information. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00134">helpers.h:134</a></div></div>
Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]519<div class="ttc" id="fixed__point_8h_xhtml_a36f754c05b6fddf6df0d8d0a74f8159f"><div class="ttname"><a href="fixed__point_8h.xhtml#a36f754c05b6fddf6df0d8d0a74f8159f">VEC_DATA_TYPE</a></div><div class="ttdeci">#define VEC_DATA_TYPE(type, size)</div><div class="ttdef"><b>Definition:</b> <a href="fixed__point_8h_source.xhtml#l00093">fixed_point.h:93</a></div></div>
Anthony Barbier871448e2017-03-24 14:54:29 +0000[diff] [blame]520<div class="ttc" id="convolution3x3_8cl_xhtml_ac06f3e24d3fffd3c465d8b2a6e7c985e"><div class="ttname"><a href="convolution3x3_8cl.xhtml#ac06f3e24d3fffd3c465d8b2a6e7c985e">DATA_TYPE_OUT</a></div><div class="ttdeci">#define DATA_TYPE_OUT</div><div class="ttdef"><b>Definition:</b> <a href="convolution3x3_8cl_source.xhtml#l00031">convolution3x3.cl:31</a></div></div>
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Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]529 <li class="navelem"><a class="el" href="dir_55b5a5006e943fb664ff8cff3cfe7768.xhtml">src</a></li><li class="navelem"><a class="el" href="dir_f6c3ae42d7e27145d0a3c3e38ca1c000.xhtml">core</a></li><li class="navelem"><a class="el" href="dir_1b7ae9123c88e650426d50d95c19d414.xhtml">CL</a></li><li class="navelem"><a class="el" href="dir_b7c3d80b0dadb2139bc73b7161751c12.xhtml">cl_kernels</a></li><li class="navelem"><a class="el" href="convolution3x3_8cl.xhtml">convolution3x3.cl</a></li>
Kaizenbf8b01d2017-10-12 14:26:51 +0100[diff] [blame^]530 <li class="footer">Generated on Thu Oct 12 2017 14:26:35 for Compute Library by
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Kaizen8938bd32017-09-28 14:38:23 +0100[diff] [blame]532 <img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.8.6 </li>
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