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Java example source code file (PLATFORM_API_LinuxOS_ALSA_MidiUtils.h)
The PLATFORM_API_LinuxOS_ALSA_MidiUtils.h Java example source code/* * Copyright (c) 2003, 2007, Oracle and/or its affiliates. All rights reserved. * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. * * This code is free software; you can redistribute it and/or modify it * under the terms of the GNU General Public License version 2 only, as * published by the Free Software Foundation. Oracle designates this * particular file as subject to the "Classpath" exception as provided * by Oracle in the LICENSE file that accompanied this code. * * This code is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License * version 2 for more details (a copy is included in the LICENSE file that * accompanied this code). * * You should have received a copy of the GNU General Public License version * 2 along with this work; if not, write to the Free Software Foundation, * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. * * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA * or visit www.oracle.com if you need additional information or have any * questions. */ #include <alsa/asoundlib.h> #include "Utilities.h" #include "PlatformMidi.h" #ifndef PLATFORM_API_LINUXOS_ALSA_MIDIUTILS_H_INCLUDED #define PLATFORM_API_LINUXOS_ALSA_MIDIUTILS_H_INCLUDED #define EVENT_PARSER_BUFSIZE (2048) // if this is defined, use plughw: devices //#define ALSA_MIDI_USE_PLUGHW #undef ALSA_MIDI_USE_PLUGHW typedef struct tag_ALSA_MIDIDeviceDescription { int index; // in int strLen; // in INT32 deviceID; // out char* name; // out char* description; // out } ALSA_MIDIDeviceDescription; const char* getErrorStr(INT32 err); /* Returns the number of devices. */ /* direction is either SND_RAWMIDI_STREAM_OUTPUT or SND_RAWMIDI_STREAM_INPUT. */ int getMidiDeviceCount(snd_rawmidi_stream_t direction); /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ /* direction is either SND_RAWMIDI_STREAM_OUTPUT or SND_RAWMIDI_STREAM_INPUT. */ int getMidiDeviceName(snd_rawmidi_stream_t direction, int index, char *name, UINT32 nameLength); /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ int getMidiDeviceVendor(int index, char *name, UINT32 nameLength); /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ /* direction is either SND_RAWMIDI_STREAM_OUTPUT or SND_RAWMIDI_STREAM_INPUT. */ int getMidiDeviceDescription(snd_rawmidi_stream_t direction, int index, char *name, UINT32 nameLength); /* Returns MIDI_SUCCESS or MIDI_INVALID_DEVICEID */ int getMidiDeviceVersion(int index, char *name, UINT32 nameLength); // returns 0 on success, otherwise MIDI_OUT_OF_MEMORY or ALSA error code /* direction is either SND_RAWMIDI_STREAM_OUTPUT or SND_RAWMIDI_STREAM_INPUT. */ INT32 openMidiDevice(snd_rawmidi_stream_t direction, INT32 deviceIndex, MidiDeviceHandle** handle); // returns 0 on success, otherwise a (negative) ALSA error code INT32 closeMidiDevice(MidiDeviceHandle* handle); INT64 getMidiTimestamp(MidiDeviceHandle* handle); #endif // PLATFORM_API_LINUXOS_ALSA_MIDIUTILS_H_INCLUDED Other Java examples (source code examples)Here is a short list of links related to this Java PLATFORM_API_LinuxOS_ALSA_MidiUtils.h source code file: |
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