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Discussion Groups | Analog Devices DSPs | Re: Real-time video

Technical discussions related to Analog Devices DSPs (including Blackfin, TigerSHARC, SHARC and ADSP-21xx DSPs).

  

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Re: Real-time video - roei...@intellimind.co.il - Oct 10 12:00:28 2007




I have a Blackfin BF533 and am wanting to pass video through *almost* real-time, with small
image processing happening on the way. This processing is things such as inverting, or simple
digital zoom. I am looking for help with outputting the frames stored in memory from a video
input code example found with the VisualDSP++ 4.5 software. Any help greatly appreciated. I
have also watched the video tutorials on the Analog website, but have found them not very
useful in this case.
>
>Thanks,
>Matt

Hell,

I start to work with BF533.

I sacseed to run the demo PPI to see input/out video.
I need to put text on the video data.

If have you code or mind.
How do I do this?

Thanks,
Aizler



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Re: Re: Real-time video - Nguyen Hoan Hoang - Oct 10 18:39:59 2007

There is also an example for outputting the video have you look at it ? 
It's under "VisualDSP 4.5\Blackfin\Examples\ADSP-BF533 EZ-Kit Lite\Video 
Output (ASM)" directory. You can also download from the ADI site the 
Multimedia SDK which contains example code for video in & out (both to 
video out and LCD display).
r...@intellimind.co.il wrote:
>
> I have a Blackfin BF533 and am wanting to pass video through *almost* 
> real-time, with small image processing happening on the way. This 
> processing is things such as inverting, or simple digital zoom. I am 
> looking for help with outputting the frames stored in memory from a 
> video input code example found with the VisualDSP++ 4.5 software. Any 
> help greatly appreciated. I have also watched the video tutorials on 
> the Analog website, but have found them not very useful in this case.
> >
> >Thanks,
> >Matt
> >
> > Hell,
>
> I start to work with BF533.
>
> I sacseed to run the demo PPI to see input/out video.
> I need to put text on the video data.
>
> If have you code or mind.
> How do I do this?
>
> Thanks,
> Aizler
>
>



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Re: Re: Real-time video - "Diego A. Botero G." - Oct 10 22:20:02 2007

To output text in the video one very easy way is to use close caption.

2007/10/10, Nguyen Hoan Hoang <h...@aim.com>:
>
>   There is also an example for outputting the video have you look at it ?
> It's under "VisualDSP 4.5\Blackfin\Examples\ADSP-BF533 EZ-Kit Lite\Video
> Output (ASM)" directory. You can also download from the ADI site the
> Multimedia SDK which contains example code for video in & out (both to
> video out and LCD display).
>
> r...@intellimind.co.il <roeia%40intellimind.co.il> wrote:
> >
> >
> >
> > I have a Blackfin BF533 and am wanting to pass video through *almost*
> > real-time, with small image processing happening on the way. This
> > processing is things such as inverting, or simple digital zoom. I am
> > looking for help with outputting the frames stored in memory from a
> > video input code example found with the VisualDSP++ 4.5 software. Any
> > help greatly appreciated. I have also watched the video tutorials on
> > the Analog website, but have found them not very useful in this case.
> > >
> > >Thanks,
> > >Matt
> > >
> > >
> >
> > Hell,
> >
> > I start to work with BF533.
> >
> > I sacseed to run the demo PPI to see input/out video.
> > I need to put text on the video data.
> >
> > If have you code or mind.
> > How do I do this?
> >
> > Thanks,
> > Aizler
> >
> >  
>

-- 
Att.
Ing. Diego Andrés Botero Galeano
BSB Ingeniería.
Bogota - Colombia.



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