DaVinci™ Video Processors

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DaVinci™ Video Processors

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  • Forum Post: TMDXIPCAM8127J3: Where to start?

    Raman Krishnan
    Hello, I have the camera in my hand and I am clueless as to where to start. I have none of the documentations or other software that come with the camera. Questions: 1. Where/how do I connect the serial cable for console? 2. Is the SDK downloadable from TI's web site? If so, which one...
    on Oct 17, 2011

  • Forum Post: Re: HDVPSS startup failing in latest ezsdk for dm8148.

    Pradeep TR
    Hi Archith, Myself am working on TI8148/DM8148 EVM whihc has 512M DDR2 memory with EZSDK version "ezsdk_dm814x-evm_5_02_02_60_setuplinux", The bootargs what am providing are "console=ttyO0,115200n8 rootwait rw mem=256M earlyprintk notifyk.vpssm3_sva=0x8DB00000 vram=50M ti814xfb.vram...
    on Oct 31, 2011

  • Forum Post: OMX to restart/reset encode buffer

    Dan Nagle
    Hello, What I am trying to do would seem straightforward, but I am having a lot of trouble. I have the encoder running and it outputs the buffer to a file. This works fine for me. However, I would like for it to start a new file after 10 frames.This does not work for me. Simplified, this is...
    on Nov 2, 2011

  • Forum Post: Re: Environment Settings for NFS Filesystem in DM814x EVM

    Mohammad Kiaei
    Hi Vaibhav, Thanks for your note. I realized that it works if I set the NAND/SPI switch to 01 instead of 10. In the next step, I am trying to flash Linux Kernel into the NAND, using the following command: > tftp 0x81000000 uImage But, I receive the following message: "link up on...
    on Dec 21, 2011

  • Forum Post: Problem in booting DM814x EVM

    Mohammad Kiaei
    Hello, I set the EVM switches as follows: SD boot mode: Switch S1, S1[5:1] ==> 10111 NAND/SPI Switch SW2, SW[2:1] ==> 01 Then, I run the following commands at the second stage of U-boot: TI8148_EVM# setenv autoload no TI8148_EVM# setenv bootfile uImage-dm814x-evm.bin TI8148_EVM# setenv...
    on Dec 21, 2011

  • Forum Post: Files of SPI flash driver in U_BOOT

    karim gom'a
    Hello, Where can I find the SPI flash driver files in U-BOOT ,as I want to make sure that my SPI flash chip is supported. I am using DM8148 and U-BOOT and want to load the 2nd stage UBOOT from SPI flash. Thanks
    on Dec 28, 2011

  • Forum Post: Re: HDVICP supported input formats

    Mohammad Kiaei
    The responses seem contradicting. Could you please clarify? 1. Is DM814x able to capture 24-bit frames, i.e., YUV 444 or RGB 888? 2. Is DM814x able to apply H.264 encoding on 1080p-60 frames in 24-bit formats without downsampling? Thanks, Mohammad
    on Jan 11, 2012

  • Forum Post: HDMI SII9135A v4l2 driver

    Jun_Zhang
    Greetings, We are using both evm814x and evm816x boards with VC daughter cards. In our custom boards we are using SiI9135A HDMI receiver to do the video capture. (Later we will use a different HDMI Rx) The following link indeed shows us how to add external decoders for the Soc, and we are...
    on Jan 11, 2012

  • Forum Post: 10-bit hdmi

    Alexander Vasiljev
    Hello. I notice that HDMI on DM8148 supports 10 bits per component. Is there any way to pass 10-bit video input directly to hdmi?
    on Jan 18, 2012

  • Forum Post: when EZSDK will become at least beta?

    Alexander Vasiljev
    Hello. We only going to buy evaluation module. But we already have some questions. 1) We are confused that the EZSDK is only in alpha version. What limitations does it have? When can we expect stable version? 2) The TRM is marked as preliminary. Is this version of documentaion enough? I can't...
    on Jan 18, 2012

  • Forum Post: Re: Is anyone else working with the DM8127 IP Camera Reference Design?

    Allen Black
    Thanks Marko! Your information will be a great help. Now I know I shouldn't waste any more time trying to get IPNC version 1.4.0 to work. It's strange that Appro shipped us a camera running version 1.5.0 but the SDK they provided on disc is version 1.4.0. How did you get the more recent...
    on Jan 20, 2012

  • Forum Post: Is anyone else working with the DM8127 IP Camera Reference Design?

    Allen Black
    We received our camera from Appro Photoelectron Inc. several weeks ago. It was shipped with "an SDK disc" that is labeled version 1.4.0. The camera works fine using the factory burned-in firmware. And I have successfully installed their SDK and rebuilt the entire system (i.e. - make sysall...
    on Jan 20, 2012

  • Forum Post: How to support discrete sync mode with TVP7002

    Jun_Zhang
    Hi TI experts, Sorry, I have to repost this problem. There is a thread discussing how to modify the v4l2 capture dirver and tvp7002.c to support RGB24 bit and discrete sync. http://e2e.ti.com/support/dsp/davinci_digital_media_processors/f/717/t/154092.aspx?PageIndex=1 Our project also need...
    on Jan 23, 2012

  • Forum Post: Correct Documentation for DM8148 REQUIRED

    Mughees Chohan
    The current documentation for DM8148 is has many errors. Like it says that USB_CM_DEFAULT_CLK_CTL register is at location 0x4740054c when in fact it is at 0x47400558 similar to DM8168. When will be the new documentation available?
    on Jan 25, 2012

  • Forum Post: PLLSS registers base address

    Steve Mellor
    Hi, Where can I find the base address of the PLLSS registers for the TMS320DM814x devices? Section 2.9 of the TRM ( http://www.ti.com/lit/ug/sprugz8a/sprugz8a.pdf ) Lists the base addresses for all the register groups (sections 2.9.2 to 2.9.19) except the PLLSS group (section 2.9.1). The reason I...
    on Feb 21, 2012

  • Forum Post: PCIe PM on DM814x

    Itamar Ben Zaken
    I am trying to bring up a PCIe EP with the DaVinci platform (TMDXEVM8148). However, I am a bit confused regarding the RC support of L1. On one hand, the DM81xx user guide says it supports L1, but on the other hand: root@dm814x-evm:# ./lspci -vvv 00:00.0 Class 0604: Device 104c:8888 (rev 01) ... ....
    on Feb 23, 2012

  • Forum Post: USB CPPI 4.1 DMA

    Mughees Chohan
    Hi, I have some questions regarding CPPI dma usage in DM8148. 1. Why do we have CPPI Mem1 Base Address Register when the Location of data buffers is already contained in the Descriptors we define? 2. In Rx Channel N Host Packet Configuration Register does Buffer manager and Buffer ques refer...
    on Mar 16, 2012

  • Forum Post: power saving modes

    Ashu Anand
    I am looking for processor for NAS application with media streaming. I am currently lloking into DM8148 Davinci processor. I also need to comply with ErP 2013 and wake on LAN feature. Can some one let me know what power saving mode are available with this processor and how to comply with ErP 2013 standard...
    on Apr 3, 2012

  • Forum Post: Re: VLIB 2.2 using Lucas Kanade

    Stefan Tiefel
    Dear Pawan, thank you for your reply. No, we did not solve this issue. We implemented Lucas-Kanade Algorithm on our own in ANSI C by now. But I would be interested, why it changed behaviour when lowering contrast . If you know an answer we would be glad to know. Kind regards Stefan
    on Apr 3, 2012

  • Forum Post: Register read problem on CortexM3 cores

    Karsten
    Hi, I am trying to read some registers on the Cortex M3 ISS core in a DM8147 using CCS 5 so I have created a GEL file to do this. When I connect to the Cortex M3 ISS and load my GEL file then it doesn't seem to be possible to read the register values. All my 32-bit register reads returns...
    on Apr 13, 2012

  • Forum Post: DM8148 H264 forward and backward

    kevin.acard
    Hello, Ti major: I have some development issues need your help. I develop the function on DM8148. My package version is DVRRDK_02_00_00_23. I execute the demo function, use-case 6, to display 4 channels H.264 decoder. And I need to implement the forward and backward function(1/2X, 2X, 4X, 8X, 16X) of...
    on Apr 19, 2012

  • Forum Post: RE: OpenMAX application debugging with gdb/gdbserver

    Jon S.
    Hi Joel, Have you had any luck with this issue (or managed to get a formal support request in)? I see that this persists in the latest EZSDK (5.04) release. Any attempt to step over/run past OMX_Init() immediately results in number of Syslink assertions and a segfault. I'm using the gdbserver...
    on May 9, 2012

  • Forum Post: images jitter when cloning outputs

    Alexander Vasiljev
    Hi. I try to clone image from LCD to HDMI display on dm8148. Here is what i write: r oot@dm814x-evm:/usr/share/ti/data# echo 0 > /sys/devices/platform/vpss/graphics 0/enabled root@dm814x-evm:/usr/share/ti/data# echo 0 > /sys/devices/platform/vpss/display0 /enabled root@dm814x-evm:/usr/share...
    on Mar 30, 2012

  • Forum Post: Videostream manipulation

    Johannes N
    Hello, i am quite new to DSP/ARM development. I have a Mistral EVM with DM8148 and display. We need to modify every pixel of a realtime 720p60 videostream (directly from sensor) with a logarhythmic function involving neightbour pixels. I cannot find a suitable starting point for integrating a modification...
    on May 14, 2012

  • Forum Post: OMX VENC - Data available at FBD event

    Jon S.
    Hi all, I'm currently working with the OMX VENC (configured for H.264 output, as done in the Capture-Encode demo). Which portions of the encoded data are in the component's current buffer at each FBD event? I see nFilledLen varies with each FBD, but I am not sure how the bitstream is broken...
    on May 14, 2012
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