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gerrit-public.fairphone.software / platform / external / ComputeLibrary / 68a98dc29106a4c8c34e8cac542fe0bdad4ad531 / . / documentation / gaussian__pyramid_8cl.xhtml
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114<div class="header">
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116<a href="#func-members">Functions</a> </div>
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118<div class="title">gaussian_pyramid.cl File Reference</div> </div>
119</div><!--header-->
120<div class="contents">
121<div class="textblock"><code>#include &quot;<a class="el" href="helpers_8h_source.xhtml">helpers.h</a>&quot;</code><br />
122</div>
123<p><a href="gaussian__pyramid_8cl_source.xhtml">Go to the source code of this file.</a></p>
124<table class="memberdecls">
125<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
126Functions</h2></td></tr>
127<tr class="memitem:ae8b283818e0ddb9edf271668d2682dc3"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="gaussian__pyramid_8cl.xhtml#ae8b283818e0ddb9edf271668d2682dc3">gaussian1x5_sub_x</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>
128<tr class="memdesc:ae8b283818e0ddb9edf271668d2682dc3"><td class="mdescLeft">&#160;</td><td class="mdescRight">Computes the Gaussian Filter 1x5 + sub-sampling along the X direction. <a href="#ae8b283818e0ddb9edf271668d2682dc3">More...</a><br /></td></tr>
129<tr class="separator:ae8b283818e0ddb9edf271668d2682dc3"><td class="memSeparator" colspan="2">&#160;</td></tr>
130<tr class="memitem:afa433ed067b24c37933229beb846b34b"><td class="memItemLeft" align="right" valign="top">__kernel void&#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="gaussian__pyramid_8cl.xhtml#afa433ed067b24c37933229beb846b34b">gaussian5x1_sub_y</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>
131<tr class="memdesc:afa433ed067b24c37933229beb846b34b"><td class="mdescLeft">&#160;</td><td class="mdescRight">Computes the Gaussian Filter 5x1 + sub-sampling along the Y direction. <a href="#afa433ed067b24c37933229beb846b34b">More...</a><br /></td></tr>
132<tr class="separator:afa433ed067b24c37933229beb846b34b"><td class="memSeparator" colspan="2">&#160;</td></tr>
133</table>
134<h2 class="groupheader">Function Documentation</h2>
135<a class="anchor" id="ae8b283818e0ddb9edf271668d2682dc3"></a>
136<div class="memitem">
137<div class="memproto">
138 <table class="memname">
139 <tr>
140 <td class="memname">__kernel void gaussian1x5_sub_x </td>
141 <td>(</td>
142 <td class="paramtype">__global uchar *&#160;</td>
143 <td class="paramname"><em>src_ptr</em>, </td>
144 </tr>
145 <tr>
146 <td class="paramkey"></td>
147 <td></td>
148 <td class="paramtype">uint&#160;</td>
149 <td class="paramname"><em>src_stride_x</em>, </td>
150 </tr>
151 <tr>
152 <td class="paramkey"></td>
153 <td></td>
154 <td class="paramtype">uint&#160;</td>
155 <td class="paramname"><em>src_step_x</em>, </td>
156 </tr>
157 <tr>
158 <td class="paramkey"></td>
159 <td></td>
160 <td class="paramtype">uint&#160;</td>
161 <td class="paramname"><em>src_stride_y</em>, </td>
162 </tr>
163 <tr>
164 <td class="paramkey"></td>
165 <td></td>
166 <td class="paramtype">uint&#160;</td>
167 <td class="paramname"><em>src_step_y</em>, </td>
168 </tr>
169 <tr>
170 <td class="paramkey"></td>
171 <td></td>
172 <td class="paramtype">uint&#160;</td>
173 <td class="paramname"><em>src_offset_first_element_in_bytes</em>, </td>
174 </tr>
175 <tr>
176 <td class="paramkey"></td>
177 <td></td>
178 <td class="paramtype">__global uchar *&#160;</td>
179 <td class="paramname"><em>dst_ptr</em>, </td>
180 </tr>
181 <tr>
182 <td class="paramkey"></td>
183 <td></td>
184 <td class="paramtype">uint&#160;</td>
185 <td class="paramname"><em>dst_stride_x</em>, </td>
186 </tr>
187 <tr>
188 <td class="paramkey"></td>
189 <td></td>
190 <td class="paramtype">uint&#160;</td>
191 <td class="paramname"><em>dst_step_x</em>, </td>
192 </tr>
193 <tr>
194 <td class="paramkey"></td>
195 <td></td>
196 <td class="paramtype">uint&#160;</td>
197 <td class="paramname"><em>dst_stride_y</em>, </td>
198 </tr>
199 <tr>
200 <td class="paramkey"></td>
201 <td></td>
202 <td class="paramtype">uint&#160;</td>
203 <td class="paramname"><em>dst_step_y</em>, </td>
204 </tr>
205 <tr>
206 <td class="paramkey"></td>
207 <td></td>
208 <td class="paramtype">uint&#160;</td>
209 <td class="paramname"><em>dst_offset_first_element_in_bytes</em>&#160;</td>
210 </tr>
211 <tr>
212 <td></td>
213 <td>)</td>
214 <td></td><td></td>
215 </tr>
216 </table>
217</div><div class="memdoc">
218
219<p>Computes the Gaussian Filter 1x5 + sub-sampling along the X direction. </p>
220<dl class="section note"><dt>Note</dt><dd>Each thread computes 8 pixels</dd></dl>
221<dl class="params"><dt>Parameters</dt><dd>
222 <table class="params">
223 <tr><td class="paramdir">[in]</td><td class="paramname">src_ptr</td><td>Pointer to the source image. Supported data types: U8 </td></tr>
224 <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>
225 <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>
226 <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>
227 <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>
228 <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>
229 <tr><td class="paramdir">[out]</td><td class="paramname">dst_ptr</td><td>Pointer to the destination image. Supported data types: U16 </td></tr>
230 <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>
231 <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>
232 <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>
233 <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>
234 <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>
235 </table>
236 </dd>
237</dl>
238
239<p>Definition at line <a class="el" href="gaussian__pyramid_8cl_source.xhtml#l00043">43</a> of file <a class="el" href="gaussian__pyramid_8cl_source.xhtml">gaussian_pyramid.cl</a>.</p>
240
241<p>References <a class="el" href="helpers_8h_source.xhtml#l00073">CONVERT_TO_IMAGE_STRUCT</a>, and <a class="el" href="helpers_8h_source.xhtml#l00097">Image::ptr</a>.</p>
242<div class="fragment"><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; <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><div class="line"><a name="l00048"></a><span class="lineno"> 48</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><div class="line"><a name="l00049"></a><span class="lineno"> 49</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno"> 50</span>&#160; <span class="comment">// Load values for the convolution (20 bytes needed)</span></div><div class="line"><a name="l00051"></a><span class="lineno"> 51</span>&#160; uchar16 temp0 = vload16(0, src.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00052"></a><span class="lineno"> 52</span>&#160; uchar4 temp1 = vload4(0, src.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a> + 16);</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">// Convert to USHORT8</span></div><div class="line"><a name="l00055"></a><span class="lineno"> 55</span>&#160; ushort8 l2_data = convert_ushort8((uchar8)(temp0.s02468ACE));</div><div class="line"><a name="l00056"></a><span class="lineno"> 56</span>&#160; ushort8 l1_data = convert_ushort8((uchar8)(temp0.s13579BDF));</div><div class="line"><a name="l00057"></a><span class="lineno"> 57</span>&#160; ushort8 m_data = convert_ushort8((uchar8)(temp0.s2468, temp0.sACE, temp1.s0));</div><div class="line"><a name="l00058"></a><span class="lineno"> 58</span>&#160; ushort8 r1_data = convert_ushort8((uchar8)(temp0.s3579, temp0.sBDF, temp1.s1));</div><div class="line"><a name="l00059"></a><span class="lineno"> 59</span>&#160; ushort8 r2_data = convert_ushort8((uchar8)(temp0.s468A, temp0.sCE, temp1.s02));</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="comment">// Compute convolution along the X direction</span></div><div class="line"><a name="l00062"></a><span class="lineno"> 62</span>&#160; ushort8 pixels = l2_data + r2_data;</div><div class="line"><a name="l00063"></a><span class="lineno"> 63</span>&#160; pixels += l1_data * (ushort8)4;</div><div class="line"><a name="l00064"></a><span class="lineno"> 64</span>&#160; pixels += m_data * (ushort8)6;</div><div class="line"><a name="l00065"></a><span class="lineno"> 65</span>&#160; pixels += r1_data * (ushort8)4;</div><div class="line"><a name="l00066"></a><span class="lineno"> 66</span>&#160;</div><div class="line"><a name="l00067"></a><span class="lineno"> 67</span>&#160; <span class="comment">// Store result</span></div><div class="line"><a name="l00068"></a><span class="lineno"> 68</span>&#160; vstore8(pixels, 0, (__global ushort *)dst.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00069"></a><span class="lineno"> 69</span>&#160;}</div><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#l00073">helpers.h:73</a></div></div>
243<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#l00095">helpers.h:95</a></div></div>
244<div class="ttc" id="struct_image_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">Image::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00097">helpers.h:97</a></div></div>
245</div><!-- fragment -->
246</div>
247</div>
248<a class="anchor" id="afa433ed067b24c37933229beb846b34b"></a>
249<div class="memitem">
250<div class="memproto">
251 <table class="memname">
252 <tr>
253 <td class="memname">__kernel void gaussian5x1_sub_y </td>
254 <td>(</td>
255 <td class="paramtype">__global uchar *&#160;</td>
256 <td class="paramname"><em>src_ptr</em>, </td>
257 </tr>
258 <tr>
259 <td class="paramkey"></td>
260 <td></td>
261 <td class="paramtype">uint&#160;</td>
262 <td class="paramname"><em>src_stride_x</em>, </td>
263 </tr>
264 <tr>
265 <td class="paramkey"></td>
266 <td></td>
267 <td class="paramtype">uint&#160;</td>
268 <td class="paramname"><em>src_step_x</em>, </td>
269 </tr>
270 <tr>
271 <td class="paramkey"></td>
272 <td></td>
273 <td class="paramtype">uint&#160;</td>
274 <td class="paramname"><em>src_stride_y</em>, </td>
275 </tr>
276 <tr>
277 <td class="paramkey"></td>
278 <td></td>
279 <td class="paramtype">uint&#160;</td>
280 <td class="paramname"><em>src_step_y</em>, </td>
281 </tr>
282 <tr>
283 <td class="paramkey"></td>
284 <td></td>
285 <td class="paramtype">uint&#160;</td>
286 <td class="paramname"><em>src_offset_first_element_in_bytes</em>, </td>
287 </tr>
288 <tr>
289 <td class="paramkey"></td>
290 <td></td>
291 <td class="paramtype">__global uchar *&#160;</td>
292 <td class="paramname"><em>dst_ptr</em>, </td>
293 </tr>
294 <tr>
295 <td class="paramkey"></td>
296 <td></td>
297 <td class="paramtype">uint&#160;</td>
298 <td class="paramname"><em>dst_stride_x</em>, </td>
299 </tr>
300 <tr>
301 <td class="paramkey"></td>
302 <td></td>
303 <td class="paramtype">uint&#160;</td>
304 <td class="paramname"><em>dst_step_x</em>, </td>
305 </tr>
306 <tr>
307 <td class="paramkey"></td>
308 <td></td>
309 <td class="paramtype">uint&#160;</td>
310 <td class="paramname"><em>dst_stride_y</em>, </td>
311 </tr>
312 <tr>
313 <td class="paramkey"></td>
314 <td></td>
315 <td class="paramtype">uint&#160;</td>
316 <td class="paramname"><em>dst_step_y</em>, </td>
317 </tr>
318 <tr>
319 <td class="paramkey"></td>
320 <td></td>
321 <td class="paramtype">uint&#160;</td>
322 <td class="paramname"><em>dst_offset_first_element_in_bytes</em>&#160;</td>
323 </tr>
324 <tr>
325 <td></td>
326 <td>)</td>
327 <td></td><td></td>
328 </tr>
329 </table>
330</div><div class="memdoc">
331
332<p>Computes the Gaussian Filter 5x1 + sub-sampling along the Y direction. </p>
333<dl class="section note"><dt>Note</dt><dd>Each thread computes 8 pixels</dd></dl>
334<dl class="params"><dt>Parameters</dt><dd>
335 <table class="params">
336 <tr><td class="paramdir">[in]</td><td class="paramname">src_ptr</td><td>Pointer to the source image. Supported data types: U16 </td></tr>
337 <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>
338 <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>
339 <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>
340 <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>
341 <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>
342 <tr><td class="paramdir">[out]</td><td class="paramname">dst_ptr</td><td>Pointer to the destination image. Supported data types: U8 </td></tr>
343 <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>
344 <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>
345 <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>
346 <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>
347 <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>
348 </table>
349 </dd>
350</dl>
351
352<p>Definition at line <a class="el" href="gaussian__pyramid_8cl_source.xhtml#l00088">88</a> of file <a class="el" href="gaussian__pyramid_8cl_source.xhtml">gaussian_pyramid.cl</a>.</p>
353
354<p>References <a class="el" href="helpers_8h_source.xhtml#l00073">CONVERT_TO_IMAGE_STRUCT</a>, <a class="el" href="helpers_8h_source.xhtml#l00201">offset()</a>, and <a class="el" href="helpers_8h_source.xhtml#l00097">Image::ptr</a>.</p>
355<div class="fragment"><div class="line"><a name="l00091"></a><span class="lineno"> 91</span>&#160;{</div><div class="line"><a name="l00092"></a><span class="lineno"> 92</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><div class="line"><a name="l00093"></a><span class="lineno"> 93</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><div class="line"><a name="l00094"></a><span class="lineno"> 94</span>&#160;</div><div class="line"><a name="l00095"></a><span class="lineno"> 95</span>&#160; <span class="comment">// Load values</span></div><div class="line"><a name="l00096"></a><span class="lineno"> 96</span>&#160; ushort8 u2_data = vload8(0, (__global ushort *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, 0, -2));</div><div class="line"><a name="l00097"></a><span class="lineno"> 97</span>&#160; ushort8 u1_data = vload8(0, (__global ushort *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, 0, -1));</div><div class="line"><a name="l00098"></a><span class="lineno"> 98</span>&#160; ushort8 m_data = vload8(0, (__global ushort *)src.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00099"></a><span class="lineno"> 99</span>&#160; ushort8 d1_data = vload8(0, (__global ushort *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, 0, 1));</div><div class="line"><a name="l00100"></a><span class="lineno"> 100</span>&#160; ushort8 d2_data = vload8(0, (__global ushort *)<a class="code" href="helpers_8h.xhtml#a009469e4d9b8fce3b6d5e97d2077827d">offset</a>(&amp;src, 0, 2));</div><div class="line"><a name="l00101"></a><span class="lineno"> 101</span>&#160;</div><div class="line"><a name="l00102"></a><span class="lineno"> 102</span>&#160; <span class="comment">// Compute convolution along the Y direction</span></div><div class="line"><a name="l00103"></a><span class="lineno"> 103</span>&#160; ushort8 pixels = u2_data + d2_data;</div><div class="line"><a name="l00104"></a><span class="lineno"> 104</span>&#160; pixels += u1_data * (ushort8)4;</div><div class="line"><a name="l00105"></a><span class="lineno"> 105</span>&#160; pixels += m_data * (ushort8)6;</div><div class="line"><a name="l00106"></a><span class="lineno"> 106</span>&#160; pixels += d1_data * (ushort8)4;</div><div class="line"><a name="l00107"></a><span class="lineno"> 107</span>&#160;</div><div class="line"><a name="l00108"></a><span class="lineno"> 108</span>&#160; <span class="comment">// Scale result</span></div><div class="line"><a name="l00109"></a><span class="lineno"> 109</span>&#160; pixels &gt;&gt;= (ushort8)8;</div><div class="line"><a name="l00110"></a><span class="lineno"> 110</span>&#160;</div><div class="line"><a name="l00111"></a><span class="lineno"> 111</span>&#160; <span class="comment">// Store result</span></div><div class="line"><a name="l00112"></a><span class="lineno"> 112</span>&#160; vstore8(convert_uchar8_sat(pixels), 0, dst.<a class="code" href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">ptr</a>);</div><div class="line"><a name="l00113"></a><span class="lineno"> 113</span>&#160;}</div><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#l00201">helpers.h:201</a></div></div>
356<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#l00073">helpers.h:73</a></div></div>
357<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#l00095">helpers.h:95</a></div></div>
358<div class="ttc" id="struct_image_xhtml_acf52c23cbd7424606c10a606524e3e32"><div class="ttname"><a href="struct_image.xhtml#acf52c23cbd7424606c10a606524e3e32">Image::ptr</a></div><div class="ttdeci">__global uchar * ptr</div><div class="ttdoc">Pointer to the starting postion of the buffer. </div><div class="ttdef"><b>Definition:</b> <a href="helpers_8h_source.xhtml#l00097">helpers.h:97</a></div></div>
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