Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-30 Thread Steve Harris
On 30 Jan 2007, at 01:25, Fraser wrote: Hi Steve, Ah, well the host is not supposed to change port values during run() anyway, the idea in LADSPA (and LV2) is that the host should chop the run() block where port values change. In practice not all hosts do that, some just pick a suitably smal

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Fraser
Hi Steve, > Ah, well the host is not supposed to change port values during run() > anyway, the idea in LADSPA (and LV2) is that the host should chop the > run() block where port values change. In practice not all hosts do > that, some just pick a suitably small block size, eg. 32 frames and > qua

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Nedko Arnaudov
Chris Cannam <[EMAIL PROTECTED]> writes: > Is Zynjacku specific to Zyn in any way, or is it just named that way because > you wanted an LV2 host when you happened to be working on Zyn-based plugins? It is not specific. I loaded and produced sound with some of LV2 plugins From ll-plugins and with

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Lars Luthman
On Mon, 2007-01-29 at 10:23 -0500, Paul Winkler wrote: > On Mon, Jan 29, 2007 at 08:08:37AM +, Steve Harris wrote: > > Ah, well the host is not supposed to change port values during run() > > anyway, the idea in LADSPA (and LV2) is that the host should chop the > > run() block where port v

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Steve Harris
On 29 Jan 2007, at 15:23, Paul Winkler wrote: On Mon, Jan 29, 2007 at 08:08:37AM +, Steve Harris wrote: Ah, well the host is not supposed to change port values during run() anyway, the idea in LADSPA (and LV2) is that the host should chop the run() block where port values change. /delurk

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Paul Winkler
On Mon, Jan 29, 2007 at 08:08:37AM +, Steve Harris wrote: > Ah, well the host is not supposed to change port values during run() > anyway, the idea in LADSPA (and LV2) is that the host should chop the > run() block where port values change. /delurk What does "chop the run block" mean? /

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Steve Harris
On 29 Jan 2007, at 14:41, Lars Luthman wrote: On Mon, 2007-01-29 at 13:49 +, Chris Cannam wrote: On Monday 29 Jan 2007 07:39, Nedko Arnaudov wrote: Chris Cannam <[EMAIL PROTECTED]> writes: What are they? Do they do anything else, besides host LV2 plugins? I'm aware of these LV2 hosts:

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Lars Luthman
On Mon, 2007-01-29 at 13:49 +, Chris Cannam wrote: > On Monday 29 Jan 2007 07:39, Nedko Arnaudov wrote: > > Chris Cannam <[EMAIL PROTECTED]> writes: > > > What are they? Do they do anything else, besides host LV2 plugins? > > > > I'm aware of these LV2 hosts: > > * jack_host from libslv2 proj

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Chris Cannam
On Monday 29 Jan 2007 07:39, Nedko Arnaudov wrote: > Chris Cannam <[EMAIL PROTECTED]> writes: > > What are they? Do they do anything else, besides host LV2 plugins? > > I'm aware of these LV2 hosts: > * jack_host from libslv2 project, by Dave Robillard > * elven from ll-plugins project, by Lars

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-29 Thread Steve Harris
On 29 Jan 2007, at 02:18, Fraser wrote: Hi Steve, Hi Fraser, Sure. This was an issue in LADSPA, though not a significant enough one that anyone wanted it changed. I would suspect you're overestimating the burden compared to the function call overhead and cache thrashing. I'd be interested t

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-28 Thread Nedko Arnaudov
Chris Cannam <[EMAIL PROTECTED]> writes: > What are they? Do they do anything else, besides host LV2 plugins? I'm aware of these LV2 hosts: * jack_host from libslv2 project, by Dave Robillard * elven from ll-plugins project, by Lars Luthman * zynjacku, by me * maybe ingen (om), by Dave Robil

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-28 Thread Nedko Arnaudov
"Fraser" <[EMAIL PROTECTED]> writes: > The plugin doesn't know when a parameter has changed, so it must calculate > it's internal values from the displayed parameter 'as often as possible' - > once per run() call (doing it in the for loop itself is just too extreme). dynparam LV2 extension handle

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-28 Thread Fraser
Hi Steve, >> ahh, so there is a V2 coming, not too much info about it yet out there >> (unless you know where to look) > > Which is deliberate, as it's not quite finished yet. There was quite > a lot of discussion here though. I took me a while to find this list. The http://www.ladspa.org site

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-28 Thread Steve Harris
On 28 Jan 2007, at 05:07, Fraser wrote: however, it and i think all the other issues you raise are all solved by LV2 (LADSPA Version 2), which has come about in part from other people's difficulties with the same range of problems as you. ahh, so there is a V2 coming, not too much info ab

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-28 Thread Loki Davison
On 1/28/07, Chris Cannam <[EMAIL PROTECTED]> wrote: On Saturday 27 Jan 2007 18:57, Nedko Arnaudov wrote: > Robert Jonsson <[EMAIL PROTECTED]> writes: > > On Saturday 27 January 2007 06:47, Loki Davison wrote: > >> why are you coding new stuff for a depreciated system? Why not > >> LV2? > > > > An

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-27 Thread Fraser
Hi Paul, > however, it and i think all the other issues you raise are all solved by > LV2 (LADSPA Version 2), which has come about in part from other people's > difficulties with the same range of problems as you. ahh, so there is a V2 coming, not too much info about it yet out there (unless you

RE: [linux-audio-dev] LADSPA needs & wishes

2007-01-27 Thread Ivica Ico Bukvic
> > Suggesting that LADSPA is deprecated is a bit of a stretch. It may not > be > > perfect, but it's well supported. What would be really nice for LA scene is to clean up the available Ladspa plugins so that they all "just work" while there is still a momentum to maintain these. Unless this has c

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-27 Thread Chris Cannam
On Saturday 27 Jan 2007 18:57, Nedko Arnaudov wrote: > Robert Jonsson <[EMAIL PROTECTED]> writes: > > On Saturday 27 January 2007 06:47, Loki Davison wrote: > >> why are you coding new stuff for a depreciated system? Why not > >> LV2? > > > > And why should you code for a plugin standard that nothi

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-27 Thread Nedko Arnaudov
Robert Jonsson <[EMAIL PROTECTED]> writes: > On Saturday 27 January 2007 06:47, Loki Davison wrote: >> On 1/27/07, Fraser <[EMAIL PROTECTED]> wrote: >> > Hi All, >> > >> > I've been converting my old VST plugins over to LADSPA and have come >> > across something in the api which I really miss - th

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-27 Thread Paul Davis
On Sat, 2007-01-27 at 16:05 +1100, Fraser wrote: > Hi All, > > I've been converting my old VST plugins over to LADSPA and have come > across something in the api which I really miss - the inability separate > the algorithmic to the displayed value of a parameter. > I'm finding this inability is le

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-27 Thread Robert Jonsson
On Saturday 27 January 2007 06:47, Loki Davison wrote: > On 1/27/07, Fraser <[EMAIL PROTECTED]> wrote: > > Hi All, > > > > I've been converting my old VST plugins over to LADSPA and have come > > across something in the api which I really miss - the inability separate > > the algorithmic to the dis

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-26 Thread Lars Luthman
On Sat, 2007-01-27 at 16:05 +1100, Fraser wrote: > Hi All, > > I've been converting my old VST plugins over to LADSPA and have come > across something in the api which I really miss - the inability separate > the algorithmic to the displayed value of a parameter. > I'm finding this inability is le

Re: [linux-audio-dev] LADSPA needs & wishes

2007-01-26 Thread Loki Davison
On 1/27/07, Fraser <[EMAIL PROTECTED]> wrote: Hi All, I've been converting my old VST plugins over to LADSPA and have come across something in the api which I really miss - the inability separate the algorithmic to the displayed value of a parameter. I'm finding this inability is leading to non-