Re: [Rosegarden-user] Any way to continue a song with different studio?

2019-04-26 Thread D. Michael McIntyre

On 4/26/19 7:57 AM, Sami Jumppanen wrote:

The problem is how to continue with old songs made for the two-port 
studio setup? There are at least these possibilities:


1. Settings: always use default studio when opening songs.


That option came about when I raised these same issues with the original 
developers.


Device configuration should be detached from sequencer work, it makes 
very little sense anyway. Firstly mixing the terms device and port. One 
MIDI port can feed many devices (synthesizers) by daisy chaining (or 
other splitters/processors), so it's not rational to think about a MIDI 
port as a "device".


I raised such arguments with the original developers.  Part of the 
solution to understanding what they were thinking with this design is to 
understand what "device," "port," and "instrument" mean within 
Rosegarden's framework.  My attempt to explain this to users was the 
foundation that developed into the book I wrote.


Rosegarden was originally trying to pretend there was no such thing as a 
"port."  It was supposed to be a more friendly model that abstracted 
certain concepts and hid them from the user for ease of use, or 
something like that.  It's fair to say I disagreed with it 
philosophically, but by the time I arrived on the scene, it was well 
established.  In the years since, I pretty much just learned to deal 
with it.


I haven't thought about this in so long I'm not in a good position to 
explain it now.  I'm pretty sure the explanation I wrote back then in 
about 2004 is available on the wiki somewhere.


Just to be able to send MIDI out, I need to define a device, but 
defining a device requires defining patches as well.


That's a problem I was trying to address with the all-numbers.rgd and 
raw-numbers.rgd contained in the collection of devices that ships with 
Rosegarden.  I'd say their usefulness in the real world has been less 
than I would have hoped.


At this point in the game, I definitely have no interest in rearranging 
a model that has been in place for 20 years, and I have had similar 
problems working on old files with other software.


I mostly work with audio now, and I mostly use REAPER on Windows.  At 
one point, I doubled the size of my recording rig and rearranged what 
microphones were connected to which inputs.  If I load files from before 
that change, everything is hooked up incorrectly, so if I want to go in 
and record new material, I have to spend some time making adjustments 
manually.


When I load old files into Rosegarden, everything is hooked up 
incorrectly, and I usually just spend some time making adjustments manually.


I think the bottom line is that working with old files in anything comes 
with a set of issues you just have to deal with.


With that being said, one of the tools I have used is to go hack the XML 
manually.  I have occasionally managed to cut XML out of this file and 
paste it into that file without breaking things.


I'm curious if other users have come up with better solutions than mine 
over the years.  If I was an expert once, I'm certainly no longer an 
expert.  I haven't thought about these problems in years.  I definitely 
feel your pain here.  This is exactly the issue that sucked me into 
contributing to this project, and eventually resulted in my becoming a 
developer here.  A frustrated, burnt-out, retired developer who didn't 
achieve most of his goals, I might add.  This stuff is hard.


That's why I pay somebody else to write the software now, and even then.
--
D. Michael McIntyre


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[Rosegarden-user] Any way to continue a song with different studio?

2019-04-26 Thread Sami Jumppanen
Hi,

I'm having problems with my changed hardware synth studio (physical MIDI
ports) and continuing the old songs. I have found and tried different ways
to migrate songs to new studio, but none of them seem to work well or at
all. I did not find anything specific from bug tracker with the word
"studio".

The status: I have defined a new studio and naturally saved the latest
correct setup as the default studio. Works fine when starting new songs. My
old studio had two MIDI ports (IN + OUT) and now I have the old two plus 8
new. The old ports are not connected, it is better to connect everything to
the new USB MIDI 8x8 interface for it's internal routing (playing something
without computer).

The problem is how to continue with old songs made for the two-port studio
setup? There are at least these possibilities:

1. Settings: always use default studio when opening songs.
2. Open the old song and then import a new studio from a newer RG file.
3. Import song to the default empty studio project.
4. Import MIDI file to the default empty studio project.
5. Open the new studio (template) AND the old song and copy segments from
the old song to the new? No, seems the segments cannot be copied between
songs.

I think I managed to use the option 1 yesterday, but then the studio only
included two devices: they were named like the old devices, but one of them
was connected to the the first port of my new MIDI interface. Only one port
was correct, and all the other ports were missing from the new studio.

Option 4 works (when I first open the old song "as is" with the old studio
and export it to MIDI file), but it naturally loses segments. As a bonus,
all the unused tracks are cleared, so I lose my studio template.

The other options either crash or leave me with one port of the new MIDI
device. Something like this.

Device configuration should be detached from sequencer work, it makes very
little sense anyway. Firstly mixing the terms device and port. One MIDI
port can feed many devices (synthesizers) by daisy chaining (or other
splitters/processors), so it's not rational to think about a MIDI port as a
"device".

Just to be able to send MIDI out, I need to define a device, but defining a
device requires defining patches as well. I know I could begin with GM set
and live with it or rename patches as I go along. And I eventually created
some banks, for my drum machine and two synths, but they are tied to MIDI
ports I no longer use. I have them in my new studio but the new studio
cannot be used for old songs.

If we could have the MIDI port (from a list of ports visible to ALSA)
selection in the track settings. Also, *if* the selected device matches a
predefined bank of patch names, those settings could be used. If no
settings are found, so what? Just display patch numbers. I understand that
the MIDI device world is not consistent with number of patches and all the
bank selections and whatnot. 128 programs is, however, a standard by the
MIDI program change.

What I like in Rosegarden is how the sequencer really works: it sends note
OFFs correctly when I stop it, and it even sends note ONs when I press
start in the middle of the notes. Not all DAWs do this. The lack of
features or problems just weigh quite much, and I hate I cannot do anything
really, no programming nor spend time for "trying things out", not in this
part of my life. I do want to create a more accurate step by step report on
the song / studio import problems if those are not widely known. I'm quite
as messed up with these issues as my post here is :D

Thanks.

-- 
Sami Jumppanen
http://netti.nic.fi/some-e
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