Re: Audio time-compression (Was: On 80 columns should (not) be enough for everyone)

2011-02-10 Thread Bruno Medeiros
On 31/01/2011 17:01, Ulrik Mikaelsson wrote: Now, what we need is the audio-equivalent of this: http://www.youtube.com/watch?v=6NcIJXTlugc Damn, pretty damn impressive! -- Bruno Medeiros - Software Engineer

Re: Audio time-compression (Was: On 80 columns should (not) be enough for everyone)

2011-01-31 Thread Walter Bright
Ulrik Mikaelsson wrote: 2011/1/30 Walter Bright newshou...@digitalmars.com: People who use screen readers often crank up the playback rate to 2x. The software adjusts the pitch so it doesn't sound like the Chipmunks. I've often wondered why DVRs don't do this (I've sent the suggestion to Tivo,

Re: Audio time-compression (Was: On 80 columns should (not) be enough for everyone)

2011-01-31 Thread Ulrik Mikaelsson
2011/1/31 Walter Bright newshou...@digitalmars.com: I think the reason I.E. YouTube and Tivo don't do it is that AFAIU, it is fairly CPU-consuming (FFT back and forth?) In the TiVo-case, my guess is nobody paid for the hardware, and in the YouTube-case I doubt neither Flash nor JavaScript will

Re: Audio time-compression (Was: On 80 columns should (not) be enough for everyone)

2011-01-31 Thread Walter Bright
Ulrik Mikaelsson wrote: Of course, I don't know what HW the Tivo is using, perhaps they're just lazy. :) I thought that DSP's were programmable.

Re: Audio time-compression (Was: On 80 columns should (not) be enough for everyone)

2011-01-31 Thread Ulrik Mikaelsson
I might be wrong, I hardly ever get to touch things that low-level, unfortunately. However, I think the DSP:s included in most STB:s are severely limited in how much you can twist them. AFAIU, that's one quiet important aspect of the whole HTML5 video-codec debacle. I.E. in the boxes I work with,

Re: Audio time-compression (Was: On 80 columns should (not) be enough for everyone)

2011-01-31 Thread Walter Bright
Ulrik Mikaelsson wrote: I might be wrong, I hardly ever get to touch things that low-level, unfortunately. However, I think the DSP:s included in most STB:s are severely limited in how much you can twist them. AFAIU, that's one quiet important aspect of the whole HTML5 video-codec debacle. I.E.