Hi Tim,

this does almost the opposite of what I want, it converts audio to colors. I need to look up the pixel values in a video image and get them out, eventually as audio.

For the deep dive, you can see my Rutt/Etra Scan Processing emulation in the Vector Synthesis library:

https://github.com/macumbista/vectorsynthesis

Work sample:

https://vimeo.com/597359064

Also, the [pix_sig2pix~] object is also limited by the blocksize.

Best!
D.

On 2022-10-15 18:38, tim vets wrote:
[pix_sig2pix~] any good?

On Sat, Oct 15, 2022 at 6:08 PM Derek Holzer <[email protected] <mailto:[email protected]>> wrote:

    Dear list,

    I am trying to convert an audio signal into a series of floats. I
    would like to do this for every sample in the audio signal, however
    the closest I can get using a variety of techniques is in blocks of 64
    samples. I have tried snapshot with a metro set at 1 sample intervals.
    I have also tried using tabsend to write the audio to a table and then
    read it back at a rate of one sample at a time, using the timer object
    set to an interval of 1 sample and a block~ object to rest it at the
    end of every DSP block. I cannot get to single sample accuracy either
    way. How else could I try?

    Why do I need this? Well I am using Gem's pix_data to get a new
    brightness value from its frame buffer for every sample in the audio
    signal, however pix_data only responds to messages. So alternately, I
    would be very interested if someone wanted to modify pix_data to
    respond to audio signals.

    Thank you for your kind attention,
    Derek



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Derek Holzer
noise.art.technology
http://macumbista.net



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