https://community.nxp.com/t5/i-MX-Processors/Using-CamEngine-for-3A-on-IMX8MP/m-p/1987158#M230452 <P>Hello,</P><P>We have managed to write a functional driver for AR0821 for ISI and ISP.</P><P>We want to be able to use the Auto-exposure engine (3A in CamEngine) mentioned in <SPAN class="">the Sensor Porting User Guide</SPAN></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="LilianeD_0-1730734327008.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/308430iAFF48D713F05F41A/image-size/medium?v=v2&amp;px=400" role="button" title="LilianeD_0-1730734327008.png" alt="LilianeD_0-1730734327008.png" /></span></P><P>Unfortunately, I am having trouble finding the relevant guide.</P><P>Do you know where this guide would be? I've found an interesting structure (<SPAN class="">vvcam_ae_info_t</SPAN> ) in <SPAN class="">i.MX 8M Plus ISP Independent Sensor Interface API Documentation, but since we are not using the ISI I'm </SPAN>not sure it's relevant.</P><P>Does the included AE engine support higher-order HDR? <SPAN class="">vvcam_ae_info_t</SPAN> includes hdr_ratio, but our sensor can do up to 4 exposures</P><P>&nbsp;</P><P>Thank you for your help,</P><P>Liliane Duperon</P> Mon, 04 Nov 2024 15:46:56 GMT LilianeD 2024-11-04T15:46:56Z https://community.nxp.com/t5/i-MX-Processors/Using-CamEngine-for-3A-on-IMX8MP/m-p/1987158#M230452 <P>Hello,</P><P>We have managed to write a functional driver for AR0821 for ISI and ISP.</P><P>We want to be able to use the Auto-exposure engine (3A in CamEngine) mentioned in <SPAN class="">the Sensor Porting User Guide</SPAN></P><P><span class="lia-inline-image-display-wrapper lia-image-align-inline" image-alt="LilianeD_0-1730734327008.png" style="width: 400px;"><img src="https://community.nxp.com/t5/image/serverpage/image-id/308430iAFF48D713F05F41A/image-size/medium?v=v2&amp;px=400" role="button" title="LilianeD_0-1730734327008.png" alt="LilianeD_0-1730734327008.png" /></span></P><P>Unfortunately, I am having trouble finding the relevant guide.</P><P>Do you know where this guide would be? I've found an interesting structure (<SPAN class="">vvcam_ae_info_t</SPAN> ) in <SPAN class="">i.MX 8M Plus ISP Independent Sensor Interface API Documentation, but since we are not using the ISI I'm </SPAN>not sure it's relevant.</P><P>Does the included AE engine support higher-order HDR? <SPAN class="">vvcam_ae_info_t</SPAN> includes hdr_ratio, but our sensor can do up to 4 exposures</P><P>&nbsp;</P><P>Thank you for your help,</P><P>Liliane Duperon</P> Mon, 04 Nov 2024 15:46:56 GMT https://community.nxp.com/t5/i-MX-Processors/Using-CamEngine-for-3A-on-IMX8MP/m-p/1987158#M230452 LilianeD 2024-11-04T15:46:56Z https://community.nxp.com/t5/i-MX-Processors/Using-CamEngine-for-3A-on-IMX8MP/m-p/1987993#M230519 <P>Hello,</P> <P>Please check this link from our third party:</P> <P><A href="https://developer.ridgerun.com/wiki/index.php/ISP_Architecture_i.MX8M_Plus_:_V4L2_Sensor_Drivers_Porting_Guide" target="_blank">https://developer.ridgerun.com/wiki/index.php/ISP_Architecture_i.MX8M_Plus_:_V4L2_Sensor_Drivers_Porting_Guide</A></P> <P>&nbsp;</P> <P>Regards</P> Tue, 05 Nov 2024 14:02:48 GMT https://community.nxp.com/t5/i-MX-Processors/Using-CamEngine-for-3A-on-IMX8MP/m-p/1987993#M230519 Bio_TICFSL 2024-11-05T14:02:48Z