Re: [Csnd-dev] Meeting notes and link

Thanks for the update, that sounds very exciting.

iain

On Thu, Nov 2, 2023 at 5:47 AM Oeyvind Brandtsegg <[email protected]>
wrote:

> Wonderful. Thanks for the update!
> Øyvind
>
> tor. 2. nov. 2023 kl. 13:15 skrev Victor Lazzarini <[email protected]
> >:
>
>> Hi everyone,
>>
>> thanks to those who were able to come to the meeting yesterday. We made
>> some key decisions and
>> I think we have a clear path now towards the release.
>>
>> Here are some minimal notes:
>>
>> 1. Csound 7.0 current status
>>
>> Parser 3 is mostly done, except for a certain number of items in two
>> categories: (1) Hlodver’s PR containing the full roll out of structs and
>> various fixes; (2) Reference types (including opcode references)  and UDO
>> pass by reference. The former should be soon merged; the latter
>> needs to be implemented (see 2. below).
>>
>> Other work done included reorganisation of source code; removal of SWIG
>> for Python; introduction of a soundfile interface to allow Csound to be
>> built without libsndfile (currently stubs).
>>
>> 2. Minimum viable release candidate.
>>
>> We need help to bring the Android and iOS platform support up-to-date.
>> This is to provide a more uniform distribution of the Csound library across
>> multiple platforms. This needs to be arranged before we release 7.0.
>>
>> Desktop Java bindings using SWIG will be discontinued. Whether we will
>> support custom-built Java bindings as part of the main repository as we do
>> for Python (and WASM) is still to be decided.
>>
>> Parser:
>> (i) reference types and pass by reference to UDOs needs to be implemented.
>> (ii) opcode references are also desirable but a design needs to be worked
>> out where DSP context is taken into consideration (also see below re: local
>> SR)
>> (iii) PARCS code needs to be restored
>> (iv) Support for adding new opcodes to a running system needs to be
>> restored (not so much a parser issue but a feature that has been lost with
>> the new parser).
>>
>> Scheduler improvements:
>> (i) We can currently add events to the realtime list but cannot delete
>> them. This needs to be implemented in some form/.
>> (ii) Tempo processing is a score processor feature. We need to
>> investigate whether we can introduce the concept of
>> variable bpm into the scheduler.
>>
>> Local sampling rate.
>> We need to implement support for local sampling rates in instruments and
>> UDOs. For this we have decided that
>> sampling rate conversion should be handled by SRC. We need to investigate
>> how to incorporate this (e.g. as dependency
>> like libsndfile or by incorporating the source code if the licence
>> permits).
>>
>> API: the API needs to be reviewed and consolidated.
>>
>> In general, we should try to have the major external-facing features
>> completed, plus the support for later additions (e.g.
>> in the parser, namespaces etc). We should try to make a number of
>> internal changes before the release, but these can
>> potentially come later (as long as there are no ABI changes). Of these we
>> have
>>
>> - Source code reorganisation (e.g. csound.c -> csoundCore.c, a new
>> csound.c for csound.h functions etc)
>> - review named instruments mechanism
>> - simplify csound compiler code
>>
>> 3. Project management and work distribution.
>>
>> Steven volunteered to manage the project. Work distribution will be
>> discussed within the next while.
>> We decided to use Discord (#dev channel) for a more agile form of
>> communication, but the developer’s
>> list can also be used for communication of major decisions or questions.
>>
>> 4. Proposed release schedule: September 2024
>>
>> 5. Csound 6.x maintenance: as agreed earlier we should enforce bug fixes
>> only and re-direct any
>> improvement contributions to 7. Exceptions to these may be requested and
>> we can consider these,
>> but the justification needs to be clear.
>>
>> If anyone of you wish to see the meeting video recording/notes, please
>> contact me privately and I will
>> share the link.
>>
>> best
>> ========================
>> Prof. Victor Lazzarini
>> Maynooth University
>> Ireland
>>
>>