Re: Sequencer project
Re: Sequencer project
- Subject: Re: Sequencer project
- From: Patrick Muringer <email@hidden>
- Date: Mon, 16 Aug 2010 22:54:54 +0200
- Thread-topic: Sequencer project
https://developer.apple.com/iphone/library/documentation/MusicAudio/Concept
ual/CoreAudioOverview/WhatsinCoreAudio/WhatsinCoreAudio.html#//apple_ref/do
c/uid/TP40003577-CH4-SW4
Here is the description of what is available on iOS and on OSX.
On 8/16/10 8:26 PM, "James Maxwell" <email@hidden> wrote:
>Well, actually, that was a bit of a misnomer; the
>MusicPlayer/MusicSequencer/MusicTrack stuff is all in the AudioToolbox,
>which is Core Audio. And I think this is available for the iPhone... I
>certainly hope so, anyway. If it is, you should definitely look it over,
>because it makes life a lot simpler - really, it's very straightforward
>to use.
>
>J.
>
>
>On 2010-08-16, at 10:55 AM, Patrick Muringer wrote:
>
>> What I have in mind is a graphic grid (16 x 5 or 6), 16 being the steps
>>(4
>> steps for each beat) and 5 or 6 tracks.
>> Each square of the grid can be on or off, depending of the user touch on
>> each square.
>> Thus, I was thinking of a thread for timing purpose and a struct for the
>> samples (sample path and time for play according to the position of the
>> sample in the grid). That's why I started with the metronome.
>>
>> As far as I red, I did not found that Core Midi was available for the
>> iphone. I may be wrong.
>>
>> Again, I really do not know what could be a common algorithm for a step
>> sequencerŠ
>>
>> And by doing a long looped MusicSequence, I see two concerns:
>> What if you want to dynamically change the length of it?
>> How do you synchronize audio and graphic?
>>
>> Cheers.
>>
>> Patrick
>>
>>
>> I was thinking about some thread running the timing stuff and a struct
>> table with the
>>
>> On 8/16/10 6:56 PM, "James Maxwell" <email@hidden> wrote:
>>
>>> I'm actually curious about this question as well.
>>> Now, forgive me if this sounds really ridiculous, but wouldn't it make
>>> sense to just create a reasonably long, looped MusicSequence, write the
>>> metronome clicks to the sequence, then play the sequence? I mean, then
>>> you're leaning on the timing of Core MIDI itself. Is that just stupid?
>>>
>>> J. _______________________________________________
>>> Do not post admin requests to the list. They will be ignored.
>>> Coreaudio-api mailing list (email@hidden)
>>> Help/Unsubscribe/Update your Subscription:
>>>
>>>co
>>> m
>>>
>>> This email sent to email@hidden
>>
>>
>
>James B Maxwell
>Composer/Doctoral Student
>School for the Contemporary Arts (SCA)
>School for Interactive Arts + Technology (SIAT)
>Simon Fraser University
>email@hidden
>email@hidden
>
> _______________________________________________
>Do not post admin requests to the list. They will be ignored.
>Coreaudio-api mailing list (email@hidden)
>Help/Unsubscribe/Update your Subscription:
>m
>
>This email sent to email@hidden
_______________________________________________
Do not post admin requests to the list. They will be ignored.
Coreaudio-api mailing list (email@hidden)
Help/Unsubscribe/Update your Subscription:
This email sent to email@hidden