Questions tagged [midi]

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Map a Midi controller to Calf plugins

How do I map a Midi CC signal to a Calf plugin in Ardour. The default in Ardour is to hold CTRL and press the mouse wheel button to asign a Hardware knob to the software knob. How does it work with ...
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1answer
88 views

Simple way to connect midi keyboard to pulseaudio without using Jack

I need a simple way to connect the midi keyboard to pulse audio and leave it active. ( i'm not worried about low latency.) So far, I've looked at Ted's Linux MIDI Guide and followed all of that, but ...
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1answer
34 views

How do I make MIDI files sound the same in Linux as in Windows?

I have created a MIDI file using Anvil Studio in Windows. When playing the file with the MIDI editor Rosegarden in Linux (openSUSE Tumbleweed), the MIDI file sounds different. Now, I know that MIDI ...
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1answer
38 views

How create a second midi device?

I need create two or more MIDI devices. Using the command "modprobe snd-virmidi", I create one midi device: "/dev/midi1". This device is connect in port 20. I can see in "aconnect -l" and put with ...
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2answers
309 views

Setting up Ardour/JACK on Mint/Ubuntu

Full context I would like to set up Ardour and mess around a bit on a keyboard-as-in-music which I got a while ago, turned out not to need, but couldn't return. When I try to start Ardour, with a new ...
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1answer
74 views

How to use udevadm to fix unrecognized usb device

I am having trouble getting a midi controller (piano keyboard) to work on a raspberry pi. It works on my linux laptop, and another midi keyboard does work on the pi. It is listed under lsusb, so I ...
2
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2answers
153 views

How to debug program latency?

I'm trying to run amsynth on a rpi. Latest version of raspbian, fresh install. I tested amsynth on my x86 desktop and it works great, no latency. On the rpi however, I get a delay of around 1 sec ...
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1answer
247 views

Print and connect Jack Audio and MIDI ports from the command line

How do I print and connect jack-audio and midi ports from the command line, similar to aconnect -io or aconnect 20:0 132:1 for inputs and outputs of ALSA MIDI?
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1answer
163 views

USB MIDI device crashes when connected to second device

Using my Ubuntu laptop I'm trying to connect these two MIDI devices together: Device 1: USB-MIDI connection Device 2: Standard 5-pin DIN connector with el cheapo USB-MIDI cable Observations... Both ...
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1answer
3k views

How to play a MIDI file in Linux Mint 18 Cinnamon (using any audio player)? [closed]

I'm trying to play a MIDI file in my Linux Mint 18 Cinnamon. I just open the MIDI file with any music player and it says it requires a plugin named gstreamer1.0-plugins-bad, so I click "Install" and ...
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1answer
687 views

MIDI Linux Gadget Module (g_midi) with iPad on Raspberry Pi

I'm trying to use the MIDI Linux Gadget Module (g_midi) to turn a Raspberry Pi Zero into a USB MIDI device. I've enabled g_midi using the following commands: echo "dtoverlay=dwc2" | sudo tee -a /boot/...
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0answers
356 views

regulate system volume with midi controller

Make midi controller regulate system volume. With the following code a midi controller can be used for controlling the audio volume of a linux system: aseqdump -p 20 | sed -nur 's/^.*controller 14, ...
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1answer
2k views

Is it possible to convert audio to midi with the shell?

Some might say this doesn't work, but it does, this website does what I want. Can you do this with any common tool like ffmpeg? Or maybe there is a python script somewhere? I couldn't find anything on ...
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1answer
316 views

ALSA RawMIDI issue

I'm trying to write an application using the ALSA RawMIDI interface to exchange sysex data with a hardware synthesizer via USB on a Raspberry PI. the RawMIDI library comes with libasound2-dev. In my ...
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0answers
177 views

Software for adjusting the velocity curve of a MIDI controller

I use my yamaha clp330 digital piano as a midi controller. The problem is that the volume of the sound is too low when I play on the piano. But using software controllers the sound is normal. So it ...
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1answer
381 views

play MIDI (*.mid) files in firefox

Many of the (German) Wikipedia articles about bands contain short music samples, like the one for Emerson, Lake & Palmer. (Look for the speaker symbols). Firefox then asks for an application to ...
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1answer
193 views

Midi and Scheduler on Linux / Raspberry Pi

I'm fairly new to MIDI and Linux. I have an Akai MPX8 with a bunch of individual WAV files loaded onto it. The WAV files play well over the existing audio system. The audio files are launched by ...
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0answers
1k views

USB MIDI keyboard (Oxygen 61) now not appearing in QJackCtl

I've had a USB Oxygen61 MIDI keyboard for awhile now, and it has worked fine in the past (maybe a month ago, last I tried). But now when I plug it in, it no longer shows up in aconnect -l, and I can'...
3
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1answer
2k views

See a serial port as a MIDI IN device

I have connected a MIDI device to my UART RX / serial port /dev/ttyAMA0 using some electronics as described here. I have properly configured the right baud setting (31250 baud, etc.). It works: I can ...
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1answer
114 views

snd_rawmidi_open() waits forever - no error message

I am trying to use ALSA for MIDI purposes in C. My problem is, snd_rawmidi_open() sort of "crashes" (waits forever like a while loop) when using valuable arguments : #include <stdio.h> #...
3
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1answer
797 views

Setting up digital piano and computer with MIDI interface

I have a MIDI cable that has IN and OUT interfaces. I want to connect my piano (Yamaha P95) with the laptop (running Ubuntu), so I can record midi songs. I connected the cable between piano and ...
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2answers
4k views

timidity: No instrument mapped to tone bank 0, no idea which one is missing

I am trying to play this midi file downloaded from here, but I get: $ timidity --verbose marivonnig1\ \(1\).mid Requested buffer size 32768, fragment size 8192 ALSA pcm 'default' set buffer size ...