https://community.nxp.com/t5/i-MX-Processors/V4L2-programming-with-ISI-downscaling-feature/m-p/1172739#M164003 <P>Hi aso</P> <P>&nbsp;</P> <P><BR />one can try with latest linux, run unit test capplication:</P> <P>/unit_tests/V4L2/mx8_v4l2_cap_drm.out -cam 1 -ow 720 -oh 480 -of</P> <P><A href="https://source.codeaurora.org/external/imx/imx-test/tree/test/mxc_v4l2_test/mx8_v4l2_cap_drm.c?h=imx_5.4.47_2.2.0" target="_blank">https://source.codeaurora.org/external/imx/imx-test/tree/test/mxc_v4l2_test/mx8_v4l2_cap_drm.c?h=imx_5.4.47_2.2.0</A></P> <P>Linux 4.14.78 does not support 8MNANOD4-EVK as described on below link, column "Supported Platforms"</P> <P><A href="https://www.nxp.com/design/software/embedded-software/i-mx-software/embedded-linux-for-i-mx-applications-processors:IMXLINUX?tab=In-Depth_Tab" target="_blank">https://www.nxp.com/design/software/embedded-software/i-mx-software/embedded-linux-for-i-mx-applications-processors:IMXLINUX?tab=In-Depth_Tab</A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> Sun, 25 Oct 2020 23:55:09 GMT igorpadykov 2020-10-25T23:55:09Z https://community.nxp.com/t5/i-MX-Processors/V4L2-programming-with-ISI-downscaling-feature/m-p/1172698#M163996 <P>I am programming V4L2 on the evaluation board 8MNANOD4-EVK using Linux 4.14.78.</P><P>The custom camera board is connected to MIPI-CSI.<BR />The output format of the camera is 1280x720, YUV.</P><P>I would like to use V4L2 programming to get the video data with the camera output data scaled to 800x480 by ISI downscaling feature.</P><P>Is this possible with V4L2 programming?<BR />Or is it something you scale yourself with ISI?</P><P>Please let me know.</P><P>Thank you.</P> Sun, 25 Oct 2020 12:45:02 GMT https://community.nxp.com/t5/i-MX-Processors/V4L2-programming-with-ISI-downscaling-feature/m-p/1172698#M163996 aso 2020-10-25T12:45:02Z https://community.nxp.com/t5/i-MX-Processors/V4L2-programming-with-ISI-downscaling-feature/m-p/1172739#M164003 <P>Hi aso</P> <P>&nbsp;</P> <P><BR />one can try with latest linux, run unit test capplication:</P> <P>/unit_tests/V4L2/mx8_v4l2_cap_drm.out -cam 1 -ow 720 -oh 480 -of</P> <P><A href="https://source.codeaurora.org/external/imx/imx-test/tree/test/mxc_v4l2_test/mx8_v4l2_cap_drm.c?h=imx_5.4.47_2.2.0" target="_blank">https://source.codeaurora.org/external/imx/imx-test/tree/test/mxc_v4l2_test/mx8_v4l2_cap_drm.c?h=imx_5.4.47_2.2.0</A></P> <P>Linux 4.14.78 does not support 8MNANOD4-EVK as described on below link, column "Supported Platforms"</P> <P><A href="https://www.nxp.com/design/software/embedded-software/i-mx-software/embedded-linux-for-i-mx-applications-processors:IMXLINUX?tab=In-Depth_Tab" target="_blank">https://www.nxp.com/design/software/embedded-software/i-mx-software/embedded-linux-for-i-mx-applications-processors:IMXLINUX?tab=In-Depth_Tab</A></P> <P>&nbsp;</P> <P>Best regards<BR />igor</P> Sun, 25 Oct 2020 23:55:09 GMT https://community.nxp.com/t5/i-MX-Processors/V4L2-programming-with-ISI-downscaling-feature/m-p/1172739#M164003 igorpadykov 2020-10-25T23:55:09Z