On Tuesday 30 June 2015 22:20:12 David Wright wrote: > Quoting Lisi Reisz (lisi.re...@gmail.com): > > On Tuesday 30 June 2015 21:42:16 David Wright wrote: > > > Quoting Lisi Reisz (lisi.re...@gmail.com): > > > > On Monday 29 June 2015 02:28:20 Richard Owlett wrote: > > > > > Dan Hitt wrote: > > > > > > Hi, > > > > > > > > > > > > Could somebody please point me to a sound waveform viewer? > > > > > > > > > > > > I'm aware of audacity, which is of course a very fine piece of > > > > > > software. But its function is more to edit than just to view. > > > > > > So, e.g., if you open a sound file, then it wants to create a > > > > > > project, and when you want to exit you have to tell it not to > > > > > > save the project that it created. > > > > > > > > > > > > I would like to just have something that shows the waveform. > > > > > > > > > > > > Ideally it would do other tasks connected with viewing, such as > > > > > > being able to zoom to the sample level, give actual data readouts > > > > > > [sample value, time, etc], and play nice with other software. So > > > > > > it would be nice, e.g., if you could pop it open at the command > > > > > > line and maybe even have it scroll to some interesting point. > > > > > > (It would also be nice if it could play the wave form, but if it > > > > > > can't that's no deal breaker.) > > > > > > > > > > > > My vague recollection is that there used to be more than a dozen > > > > > > such viewers, but i can't seem to track any down now. > > > > > > > > > > > > TIA for any leads! > > > > > > > > > > > > dan > > > > > > > > > > Unlikely what you were recalling but I would recommend > > > > > investigating scilab, scioslab, and gnuplot > > > > > > > > > > They are EXPLICITLY tools rather than SOLUTIONS. > > > > > > > > And there are the answer to the question how? He explicitly wanted a > > > > SOUND waveform viewer, with playing the sound a bonus. I know Maths > > > > and sound are linked, but this seems going a bit far. > > > > > > Well, it's in the list at > > > https://wiki.ubuntu.com/Waveform_Viewers-Plotting_Large_Analog_Data > > > which might be worth perusing (third hit when googling interactive > > > waveform plotting ) > > > > From there: > > ----------------------------- > > A situation often occurs, where the user ends up with some sort of a > > large dataset that needs to be visualised and analysed. Examples of this > > include: [snip] > > data from statistical or mathematical analysis (using, say, R or scilab); > > -------------------------------------- > > That is not sound. > > > > Lisi > > PS though the page does indeed also include sound wave plotters. > > Scilab appears in section 2 as a generator of large datasets. Many > authors of such a page wouldn't have bothered with section 2 at all, > but happily this author generated a batch of data to test the software > listed in section 3 (making it easier to try out other ideas we might > have). > > Were one to play the waveform generated, it might not be very > pleasant. It looks to me vaguely like someone trying to tune a > superhet radio while simultaneously turning up the volume to annoy > the neighbours. > > The meat of the page is section 3 which contains, amongst the > competition, scilab. > > Scilab was a legitimate suggestion given that the OP wasn't very > specific about the problem area. For example, what is an "interesting > point"? However, a deal breaker might be the reviewer's inability to > perform synchronous zooms on multichannel data in scilab. "Sound" seems to me to be pretty specific.
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