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    <title>topic iMX6 Surround View Application EGL Issue in i.MX Processors</title>
    <link>https://community.nxp.com/t5/i-MX-Processors/iMX6-Surround-View-Application-EGL-Issue/m-p/1079831#M158459</link>
    <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P style="margin-bottom: 8.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;I am trying to run a surround view demo app (surround-view-3D_1.1_beta) on I.MX6QP. There are some issues that I am facing:&lt;/SPAN&gt;&lt;/P&gt;&lt;UL style="margin-top: 0cm;"&gt;&lt;LI style="color: black;"&gt;&lt;SPAN style="font-size: 11.0pt;"&gt;Although successfully managed to build application from source code for X11, running app on the board gives Segmentation Fault with below trace ended with “&lt;/SPAN&gt;rootwindow = RootWindow(eglNativeDisplayType, screen);&lt;SPAN style="font-size: 11.0pt;"&gt;”&lt;/SPAN&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;P style="margin-left: 72.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#0 &amp;nbsp;MyDisplay::dispInit (this=this@entry=0x13319f8) at ../Common/src/backend/x11/display.cpp:108&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;108 &amp;nbsp; &amp;nbsp; ../Common/src/backend/x11/display.cpp: No such file or directory.&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;(gdb)&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;(gdb) bt&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#0 &amp;nbsp;MyDisplay::dispInit (this=this@entry=0x13319f8) at ../Common/src/backend/x11/display.cpp:108&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#1 &amp;nbsp;0x00019e58 in MyDisplay::MyDisplay (this=0x13319f8, keyboard_dev=&amp;lt;optimized out&amp;gt;, mouse_dev=&amp;lt;optimized out&amp;gt;)&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;&amp;nbsp; &amp;nbsp; at ../Common/src/backend/x11/display.cpp:50&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#2 &amp;nbsp;0x00033090 in objectsInit () at src/auto_calib.cpp:178&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#3 &amp;nbsp;0x00014590 in main (argc=&amp;lt;optimized out&amp;gt;, argv=&amp;lt;optimized out&amp;gt;) at src/auto_calib.cpp:74&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 72.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 72.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;UL style="margin-top: 0cm;"&gt;&lt;LI style="color: black; margin-left: 36.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt;"&gt;&amp;nbsp;When compiling demo app for fb, it gives following errors; &lt;/SPAN&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black; font-size: 11.0pt;"&gt;&lt;EM&gt;App/Source/Calibration/../Common/src/backend/fb/display.cpp:119: undefined reference to `fbGetDisplayByIndex' &lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black; font-size: 11.0pt;"&gt;&lt;EM&gt;App/Source/Calibration/../Common/src/backend/fb/display.cpp:129: undefined reference to `fbCreateWindow'&lt;/EM&gt;&lt;/SPAN&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt; collect2: error: ld returned 1 exit status&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-bottom: 8.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp; How can I fix these problems? Is there any document or code except NXP Semiconductors Reference Manual and User’s Guide?&lt;/SPAN&gt;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
    <pubDate>Thu, 23 Jul 2020 08:43:03 GMT</pubDate>
    <dc:creator>can_tuncbilek</dc:creator>
    <dc:date>2020-07-23T08:43:03Z</dc:date>
    <item>
      <title>iMX6 Surround View Application EGL Issue</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/iMX6-Surround-View-Application-EGL-Issue/m-p/1079831#M158459</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P style="margin-bottom: 8.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;I am trying to run a surround view demo app (surround-view-3D_1.1_beta) on I.MX6QP. There are some issues that I am facing:&lt;/SPAN&gt;&lt;/P&gt;&lt;UL style="margin-top: 0cm;"&gt;&lt;LI style="color: black;"&gt;&lt;SPAN style="font-size: 11.0pt;"&gt;Although successfully managed to build application from source code for X11, running app on the board gives Segmentation Fault with below trace ended with “&lt;/SPAN&gt;rootwindow = RootWindow(eglNativeDisplayType, screen);&lt;SPAN style="font-size: 11.0pt;"&gt;”&lt;/SPAN&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;P style="margin-left: 72.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#0 &amp;nbsp;MyDisplay::dispInit (this=this@entry=0x13319f8) at ../Common/src/backend/x11/display.cpp:108&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;108 &amp;nbsp; &amp;nbsp; ../Common/src/backend/x11/display.cpp: No such file or directory.&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;(gdb)&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;(gdb) bt&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#0 &amp;nbsp;MyDisplay::dispInit (this=this@entry=0x13319f8) at ../Common/src/backend/x11/display.cpp:108&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#1 &amp;nbsp;0x00019e58 in MyDisplay::MyDisplay (this=0x13319f8, keyboard_dev=&amp;lt;optimized out&amp;gt;, mouse_dev=&amp;lt;optimized out&amp;gt;)&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;&amp;nbsp; &amp;nbsp; at ../Common/src/backend/x11/display.cpp:50&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#2 &amp;nbsp;0x00033090 in objectsInit () at src/auto_calib.cpp:178&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black;"&gt;&lt;EM&gt;#3 &amp;nbsp;0x00014590 in main (argc=&amp;lt;optimized out&amp;gt;, argv=&amp;lt;optimized out&amp;gt;) at src/auto_calib.cpp:74&lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 72.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 72.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;UL style="margin-top: 0cm;"&gt;&lt;LI style="color: black; margin-left: 36.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt;"&gt;&amp;nbsp;When compiling demo app for fb, it gives following errors; &lt;/SPAN&gt;&lt;/LI&gt;&lt;/UL&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black; font-size: 11.0pt;"&gt;&lt;EM&gt;App/Source/Calibration/../Common/src/backend/fb/display.cpp:119: undefined reference to `fbGetDisplayByIndex' &lt;/EM&gt;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="color: black; font-size: 11.0pt;"&gt;&lt;EM&gt;App/Source/Calibration/../Common/src/backend/fb/display.cpp:129: undefined reference to `fbCreateWindow'&lt;/EM&gt;&lt;/SPAN&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt; collect2: error: ld returned 1 exit status&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-left: 144.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp;&lt;/SPAN&gt;&lt;/P&gt;&lt;P style="margin-bottom: 8.0pt;"&gt;&lt;SPAN style="font-size: 11.0pt; color: black;"&gt;&amp;nbsp; How can I fix these problems? Is there any document or code except NXP Semiconductors Reference Manual and User’s Guide?&lt;/SPAN&gt;&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Thu, 23 Jul 2020 08:43:03 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/iMX6-Surround-View-Application-EGL-Issue/m-p/1079831#M158459</guid>
      <dc:creator>can_tuncbilek</dc:creator>
      <dc:date>2020-07-23T08:43:03Z</dc:date>
    </item>
    <item>
      <title>Re: iMX6 Surround View Application EGL Issue</title>
      <link>https://community.nxp.com/t5/i-MX-Processors/iMX6-Surround-View-Application-EGL-Issue/m-p/1079832#M158460</link>
      <description>&lt;HTML&gt;&lt;HEAD&gt;&lt;/HEAD&gt;&lt;BODY&gt;&lt;P&gt;Hello Can,&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Segmentation fault comes with memory problem or it is full image in your board, please check it with DDR stress tool:&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;&lt;A href="https://community.nxp.com/docs/DOC-105652"&gt;https://community.nxp.com/docs/DOC-105652&lt;/A&gt;&amp;nbsp;&lt;/P&gt;&lt;P&gt;&lt;/P&gt;&lt;P&gt;Regards&lt;/P&gt;&lt;/BODY&gt;&lt;/HTML&gt;</description>
      <pubDate>Mon, 27 Jul 2020 14:31:01 GMT</pubDate>
      <guid>https://community.nxp.com/t5/i-MX-Processors/iMX6-Surround-View-Application-EGL-Issue/m-p/1079832#M158460</guid>
      <dc:creator>Bio_TICFSL</dc:creator>
      <dc:date>2020-07-27T14:31:01Z</dc:date>
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