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TI Home » TI E2E Community » Support Forums » Digital Signal Processors (DSP) » DaVinci™ Video Processors » DM3x DaVinci Video Processor Forum » Integrate YUV sensor for IPNC App V2.6
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Integrate YUV sensor for IPNC App V2.6

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bioz
Posted by bioz
on Apr 03 2012 04:34 AM
Expert1485 points

Hi,

I am working with IPNC DM368 App V2.6. I tried to compile the cramfs and kernel follow the YUV sensor driver integration document but I can't not run it.

I always get some problem relate to memory, and module load. My question is: what kinds of UBL and UBOOT should I use for EVM board in this case, please share me them if you already have? and What is Bootarg setting for EVM. I didn't see any document relate to this information, I guess this make my trouble.

thanks

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  • Anith Isac Mathew
    Posted by Anith Isac Mathew
    on Apr 04 2012 09:04 AM
    Prodigy75 points

    Hi,

    Since you are trying to integrate to IPNC 2.6 the uboot and UBL should not cause these issue. Could you share the log of the error so we could analyse it. The bootargs which we follow are given below

    setenv bootargs mem=48M console=ttyS0,115200n8 root=/dev/nfs rw noinitrd ip=dhcp eth=<ETH ID>nfsroot=<NFS PATH>,nolock

    Regards

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  • bioz
    Posted by bioz
    on May 01 2012 04:02 AM
    Expert1485 points

    hi,

    Firstly, I think I should explain a bit about my working. We have a board that design similar to IPNC camera except YUV input came from Sony modules (720P 422), not Apt Sensor. We were Edited the original source of V2.6 by ignore the I2C configuration, support YUV mode .... similar to YUV sensor integrate document.  

    I got a bit result after some days working but still have problem in video color. Please check out the attached image for more detail.

    It look like the system was missed the Y  element of YUV space. By your experiences, please help me to show out where is that issue.

    thanks so much.

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  • Hongfeng Wang
    Posted by Hongfeng Wang
    on May 02 2012 10:10 AM
    Verified Answer
    Verified by bioz
    Genius3115 points

    looks like Y/C components are swapped.

    You can verify this by manually changing the ISIF.CCDCFG.YCINSWP or if you are using 8bit mode, ISIF.CCDCFG.Y8POS

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  • Daniel Ham1
    Posted by Daniel Ham1
    on Nov 13 2012 03:29 AM
    Prodigy190 points

    I have same problem

    I use 8bit YUV mode.

    I'm already tested ISIF.CCDCFG.P8POS bit set or clear, but it is same status... like above captured images.

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  • bioz
    Posted by bioz
    on Nov 14 2012 05:07 AM
    Expert1485 points

    you should set the parameter as below:

    miscConfig.ycInSwap                       = FALSE;

    inDataConfig.inDataType         = CSL_CCDC_IN_DATA_TYPE_YUV16;

    // turn on the REC 656 mode

    setup.rec656Config              = &rec656Config;

    inDataConfig.yPos               = CSL_CCDC_Y_POS_ODD;

    sdrOutConfig.packMode = CSL_CCDC_SDR_OUT_TYPE_16BITS_PER_PIXEL;

    hope they can help.

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  • Jiger Ho1
    Posted by Jiger Ho1
    on Jan 09 2013 03:46 AM
    Intellectual320 points

    Dear Bioz,

    We have same promblems.It seems Y/C components are sawapped.we  are using  16bit YUV mode with IPNC3.2.Can you tell me how to solve it?thanks very much.

    JIiger

    1080P
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  • Jiger Ho1
    Posted by Jiger Ho1
    on Jan 09 2013 04:16 AM
    Intellectual320 points

    Dear Bioz,

    the image with the color problems as below:

    thanks

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  • Jiger Ho1
    Posted by Jiger Ho1
    on Jan 10 2013 22:22 PM
    Intellectual320 points

    Dear Daniel,

    Have you solved this problem? we have a same problem ,maybe you can help us ,thanks a lot.

    Jiger

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  • zhou taiyun
    Posted by zhou taiyun
    on May 09 2013 20:59 PM
    Prodigy60 points

    I have same issue do your know how to fix it ,thanks!

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  • Bob The Gerbil
    Posted by Bob The Gerbil
    on May 14 2013 04:11 AM
    Prodigy240 points

    Try changing these settings mentioned above:

    miscConfig.ycInSwap                       = FALSE;

    inDataConfig.inDataType         = CSL_CCDC_IN_DATA_TYPE_YUV16;

    // turn on the REC 656 mode

    setup.rec656Config              = &rec656Config;

    inDataConfig.yPos               = CSL_CCDC_Y_POS_ODD;

    sdrOutConfig.packMode = CSL_CCDC_SDR_OUT_TYPE_16BITS_PER_PIXEL;

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