Hi Florian,

On Aug 31, 2010, at 23:33, F10r14n wrote:

In the meantime, noone seems to have answered my
questions *sob sob*

Florian

I'll paraphrase your earlier questions. You asked about how to play chords for the acoustic guitar instrument selection (citing difficulties getting your fingers down on all the notes of the chord simultaneously), and you also asked about whether the music you played in ThumbJam could be recorded, for instance, in an app like GigDaddy. Although you didn't explicitly state this, I assume you're using ThumbJam on an iPhone.

The quick answer is that ThumbJam lets you adjust the spacing of notes on the screen for each of your selected instruments, and it also allows you to change the octave range of your notes, as well as your key, so you can control the span of notes and their spacing on the screen for your performance. ThumbJam also lets you record your performances in the app, and use them to create mixes -- so you could record a chord sequence and play it in background as a loop, and then record on top of that a different melody line with the same or different instruments. You can also adjust the relative volume in a mixer.

In ThumbJam, you can control the spacing of your instrument keys by using the key controls along the left side of your screen, assuming that you haven't toggled them off to hide them when you play. I described the key controls and what they do in an earlier post, but to repeat the information and give a more detailed answer for what you ask (playing chords on an instrument whose default spacing for different notes doesn't let you fit your fingers onto all the notes you want at the same time), run your finger along the left side of your iPhone screen about at the middle of the screen. You should hear VoiceOver say "cipher underscore plus, button", "span", "cipher underscore minus, button". Double tap the "cipher underscore minus, button". This decreases the note range span of the instrument in the vertical direction by fitting fewer notes between the bottom (lowest note) and top (highest note) on the screen. Effectively, you've increased the separation between notes, so that you can fit your fingers (simultaneously) on multiple notes of a chord. You're probably going to have to double tap the "cipher underscore minus, button" three or four times, depending on the size of your fingers.

If you want to keep the spacing at this setting for chorded work, you can use the next set of key controls just under the "span" controls to move your key range up or down octaves. These are announced by VoiceOver as "cipher underscore plus, button", "October", "cipher underscore minus, button". (If you find this strange, and set your rotor to "character" mode so you can read off the label letter by letter, you'll find that the developer has used the abbreviation for Octave as "O C T", and that VoiceOver has decided to help you out here by reading "October".) Same principle works here: double tapping the "cipher underscore minus, button" shifts your keys down an octave, and double tapping the "cipher underscore plus, button" shifts keys up an octave.

For those people who want to read the earlier post, the link to this post in the Mail Archive for the macvisionaries list is:

http://www.mail-archive.com/macvisionaries%40googlegroups.com/msg28572.html
(Thumbjam iPhone/iPod Touch/iPad music app instructions)

You'll have to read down to the bottom to get my first post about the controls layout, since I didn't cc: this to the macvisionaries list (which also made it available to the Mail Archive for easy searching and linking) until the next iteration of questions and reply made it clear that people were going to ask about this app again.

Now, I use ThumbJam on my iPad, so here's where it turns out that the key control layout differs from the iPhone setup, based on installing Thumbjam on my iPod Touch. On the iPhone version, by the time you come to the labeled controls for changing octave (or "October", as VoiceOver would say), you've reached the bottom of the screen. On my iPad, when I run my finger down the left side of the screen to listen to the key controls, the "cipher underscore minus, button" for the octave is only 60% down from the top of the screen -- slightly below the vertical midway point. If I continue to run my finger down the left side of the screen where the key controls are announced (when not toggled off from the "Sound" menu -- button in the top left corner), I hear "Rec underscore icon, button" and "metronome underscore off, button". These buttons aren't present in the iPhone version of ThumbJam because there's not enough space along the left side of the screen to fit them in. Instead, I believe you have to go to the "Loop" button at the top right corner and double tap. Do a two finger flick up to read off the options. There will be some controls for both loop recording, mixing, playback, and loading and clearing off loops, as well as regular session recording (so you can have a track looping in the background, I think, and play and record over this, and the metronome controls can also be accessed here.)

OK, I don't know how this works on the iPhone, but here's what happens on my iPad. I double tap the "rec underscore icon" button at the left edge of the screen. If I do a two finger flick up to "read all", I find that the top left corner now reads "Cancel Record, button" and the top right corner now reads "Record from Mic, button", while just after that, in the center of the screen, a short way down from the instrument heading, is a message, "Touch to start instrument record". (Actually, what I hear in sequence is "Sound", "Cancel Record, button", the instrument name in the heading, "Record from Mic, button", "Loop", "cipher underscore key, button", "Touch to start instrument record", and then the other items from the "Key Controls" menu along the left side of the screen. But if I touch the top left and right corners directly, I hear the buttons to "Cancel Record" and "Record from Mic".) If I leave VoiceOver on, (but first touch the center of the screen -- maybe at the "Touch to start instrument record" message, so focus is in the playing area, and not on the "Rec underscore icon, button" among the key controls along the left side of the screen), and do a double split tap on the screen, I'll hear the message under my finger change to "Recording instrument", and if I now check the top left corner I'll hear "Cancel Record, button", while the top right corner has changed to "Finish Record".

So here's how I would record a loop on the iPad, where I can leave the left side key controls up or hide them without interfering with my playing: 1. Double tap the "Rec underscore icon, button" along the left side of the screen, about a quarter of the way up from the bottom of the screen. (On the iPhone, you would probably first hide your key controls along the left side of the screen by double tapping the "Sound" button at the top left corner of the screen, then run your finger down to "Key Controls, button" and double tap to hide. Then you would double tap the "Loop" button in the top right corner, and then run your finger down to the "Record Loop" button and double tap to start recording.)
2. Toggle VoiceOver off by triple clicking the home button.
3. Start playing and tap the top right corner of the screen when I'm done to end the recording.

As soon as I tap the top right corner of the screen, what I've just played will start playing and looping. While you could toggle VoiceOver on again and double tap the corner, ThumbJam will be recording silence over that interval, and the silent part will get looped, too. Also, if you turn VoiceOver on while the music you recorded is looping, you find that the area that had the messages like "Touch to start instrument record" reports the number of beats per minute -- which will not be correct if you leave a large, silent passage at the end of your recording -- along with the instrument and "unsaved". I don't have difficulty tapping the spot in the top right corner to end the recording with VoiceOver off, but you can either use reference points of your case, or simply put an elastic or cloth band, or some of the non-sticky type of tape to mark the corner you want to tap.

You can toggle VoiceOver on while the track is looping, double tap the "Loop" menu in the top right corner to save the loop (run your finger down past the "Record Loop, button" and the "Pause underscore icon, button" which is the play/pause button to the "Save, button". Then dismiss the "Loop" menu and double tap the "Sound" menu to optionally switch to another instrument and/or bring up the key controls again to make any adjustments for the next instrument you want to use for playing against the looped track. This can be the same instrument -- maybe you recorded chords, and you now want to play a melody line after first changing the note spacing with the key controls. When you've chosen your configuration you can toggle VoiceOver off again and start playing against the looping track. If you decide you want to record a second track, go through the same steps to start recording another loop. The "Loop" button brings up controls not just for recording loops, but for playing/pausing the current loop, saving loops or deleting the last loop (if you decide you want to record it again), bringing up a mixer to adjust relative volume of all saved loops, loading up loops that were previously saved, clearing off all current loops if you want to end your present session (saved loops stay in the program), or loading up previously created loops (which are named by date and time of creation). The program is set to wait for the loop to reach the end of its cycle before starting to record the next loop, although you can likely override these settings. Each new loop is identified by beats per minute, instrument name, and by a time stamp name (if it has been saved -- otherwise it will be labeled "unsaved". You can either save individual loops or loop sets, but I think that with sets you can' t use individual tracks of the set if they weren't separately saved.

There's also a session recording switch under the "Loop" menu and the "Load, button" will let you load up not only previous loops, but previous sessions, add them to the current set, edit to remove loops, etc. just do a two finger flick up or down for "read all" to view these options. I've fiddled a metronome under the "Loop" menu. You can turn it on and It doesn't get recorded when you record your loops.

There are way many more features that I haven't tried, some of which are options to use Thumbjam as a midi or OSC controller over Wi-Fi for synths on your computer. I'm guessing there are list readers who regular work with mixing, looping, and audio production apps both iPhone related and otherwise who could provide a better summary, and explore more than I have in direct response to your question. Maybe one of them could play around with this app and file an evaluation and report for Applevis. Most users are likely to use this o an iPhone, and I don't have one, so I'm inferring the answers based on the way this works on my iPad, and on my iPod Touch (which I actually don't use for Thumbjam, since the iPad has a built-in Mic, but which I had to load up in order to examine the control layout likely used for the iPhone.) I'll just point out again that there's a "Help/News, button" available under the "Prefs" menu in the bottom right corner that gives a user guide and contact information that directs you to both the developer's web site:
http://thumbjam.com
and also gives the email address for support questions:
support AT thumbjam.com
The web site has forums and detailed information links, such as to their YouTube videos. Here's a link to one called "ThumbJam Looping Demonstration" that demonstrates looping and recording:

http://www.youtube.com/watch#!v=MAOGxLwEj3g&;

If you spend some time playing with this app, maybe you can report back on your findings and tips to this list.

HTH.  Cheers,

Esther

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