[mythtv] New Method for Commercial Detection.

Steven Adeff adeffs.mythtv at gmail.com
Tue May 2 12:42:12 UTC 2006

On 5/2/06, Robert Dunn <anakinberrybread at paradise.net.nz> wrote:
> Hi,
> I am an embedded developer for the most part (writing code for the Texas
> Instruments range of Digital Signal Processors) recently I have devoted
> a lot of my spare time playing with audio fingerprinting on these DSPs
> with the ultimate goal of creating a PVR Box with in built commercial
> detection using a modified version of the audio fingerprinting technique
> discussed here http://ismir2002.ismir.net/proceedings/02-FP04-2.pdf
> I have had a lot of success with this project so far, most of which is a
> proof of concept that the audio fingerprinting technique could be used
> for commercial detection and implementing the algorithm on a somewhat
> resource constrained device. The next step of my project is to fine tune
> the detection and searching algorithms and create working PC software
> before I move over to a fully embedded solution (and in the process
> create software which people who dont have the money/expertise to build
> the DSP based system can use instead).
> The advantages of a system like this is that it does not rely on any
> 'coincidental' difference between the commercials and the programming
> such as the volume, as technically it could be taught to eliminate any
> piece of video/audio, but of course relies on having an up-to-date set
> of commercial keys, but I have in my work touched on some techniques in
> keeping the keys up to date automatically.
> MythTV seems like the perfect platform for me to build upon, both saving
> me time, and giving something back to the open source community. Whilst
> I am not a student, I noticed you are looking for people to develop the
> commercial detection aspect of MythTV for the Google Summer of Code.
> Is this something you guys would be interested in having me work on?
> Please get back to me with any thoughts.
> Thanks in advance,
> Rob.

it would be great for when there is PAR functions in Myth for FM
stations. I think all my concerns about the method have already been
voiced in this thread.

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