Re: [PD] midi latency pd - alsa / jackd

2012-07-19 Thread Simon Wise
On 19/07/12 00:40, Rob Bothof wrote: thanx for your response Simon, I've been tweeking with the usb endpoints on my device and have already gotten a faster and steadier performance with alsa-midi via jack. but it is a balance of how many bytes you can send at the same time and at what speed, as

Re: [PD] midi latency pd - alsa / jackd

2012-07-18 Thread Rob Bothof
thanx, I thought jack midi was only used by soundcards with midi support, like some firewire cards for example..? ... and several midi applications ... and you can bridge the two different systems if you need to pass midi on to an app that does not support jack-midi. I am not sure how

Re: [PD] midi latency pd - alsa / jackd

2012-07-17 Thread Simon Wise
On 17/07/12 02:07, Rob Bothof wrote: On 7/15/2012 8:43 AM, Simon Wise wrote: as I understand it jack MIDI is much better than alsa MIDI as far as timing, jitter and latency goes, so if you are wanting to use MIDI this way you are probably better off using jack MIDI. Its on my TODO list to

Re: [PD] midi latency pd - alsa / jackd

2012-07-16 Thread Rob Bothof
On 7/15/2012 8:43 AM, Simon Wise wrote: On 15/07/12 04:26, Rob Bothof wrote: Hi Tim, thank you for the shared blues on midi timing ;) what i find strange is that i do not use jack for midi, i disabled alsa sequencer in jackd so midi should go directly to pd. only thing i change is the audio

Re: [PD] midi latency pd - alsa / jackd

2012-07-15 Thread Simon Wise
On 15/07/12 04:26, Rob Bothof wrote: Hi Tim, thank you for the shared blues on midi timing ;) what i find strange is that i do not use jack for midi, i disabled alsa sequencer in jackd so midi should go directly to pd. only thing i change is the audio card from alsa to jack...i don't see how

[PD] midi latency pd - alsa / jackd

2012-07-14 Thread Rob Bothof
Dear List, I'm working on a diy midi-controller and running into some latency problems, the controller is a 'scratch disk' with with a pic microcontroller with usb. i've build an absolute encoder for it and i'm sending the data or angle as pitchbend data (for high resolution) the speed with

Re: [PD] midi latency pd - alsa / jackd

2012-07-14 Thread tim vets
2012/7/14 Rob Bothof rbot...@xs4all.nl Dear List, I'm working on a diy midi-controller and running into some latency problems, the controller is a 'scratch disk' with with a pic microcontroller with usb. i've build an absolute encoder for it and i'm sending the data or angle as pitchbend

Re: [PD] midi latency pd - alsa / jackd

2012-07-14 Thread Rob Bothof
On 7/14/2012 10:04 PM, tim vets wrote: 2012/7/14 Rob Bothof rbot...@xs4all.nl Dear List, I'm working on a diy midi-controller and running into some latency problems, the controller is a 'scratch disk'