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124 lines
4.0 KiB
C
124 lines
4.0 KiB
C
/*
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* Copyright (c) 2003, 2012, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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//#define USE_ERROR
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//#define USE_TRACE
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#if USE_PLATFORM_MIDI_IN == TRUE
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#include "PLATFORM_API_MacOSX_MidiUtils.h"
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char* MIDI_IN_GetErrorStr(INT32 err) {
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return (char *) MIDI_Utils_GetErrorMsg((int) err);
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}
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INT32 MIDI_IN_GetNumDevices() {
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return MIDI_Utils_GetNumDevices(MIDI_IN);
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}
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INT32 MIDI_IN_GetDeviceName(INT32 deviceID, char *name, UINT32 nameLength) {
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return MIDI_Utils_GetDeviceName(MIDI_IN, deviceID, name, nameLength);
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}
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INT32 MIDI_IN_GetDeviceVendor(INT32 deviceID, char *name, UINT32 nameLength) {
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return MIDI_Utils_GetDeviceVendor(MIDI_IN, deviceID, name, nameLength);
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}
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INT32 MIDI_IN_GetDeviceDescription(INT32 deviceID, char *name, UINT32 nameLength) {
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return MIDI_Utils_GetDeviceDescription(MIDI_IN, deviceID, name, nameLength);
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}
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INT32 MIDI_IN_GetDeviceVersion(INT32 deviceID, char *name, UINT32 nameLength) {
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return MIDI_Utils_GetDeviceVersion(MIDI_IN, deviceID, name, nameLength);
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}
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INT32 MIDI_IN_OpenDevice(INT32 deviceID, MidiDeviceHandle** handle) {
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TRACE0("MIDI_IN_OpenDevice\n");
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return
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MIDI_Utils_OpenDevice(MIDI_IN, deviceID, (MacMidiDeviceHandle**) handle,
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MIDI_IN_MESSAGE_QUEUE_SIZE,
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MIDI_IN_LONG_QUEUE_SIZE,
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MIDI_IN_LONG_MESSAGE_SIZE);
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}
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INT32 MIDI_IN_CloseDevice(MidiDeviceHandle* handle) {
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TRACE0("MIDI_IN_CloseDevice\n");
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return MIDI_Utils_CloseDevice((MacMidiDeviceHandle*) handle);
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}
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INT32 MIDI_IN_StartDevice(MidiDeviceHandle* handle) {
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TRACE0("MIDI_IN_StartDevice\n");
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return MIDI_Utils_StartDevice((MacMidiDeviceHandle*) handle);
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}
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INT32 MIDI_IN_StopDevice(MidiDeviceHandle* handle) {
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TRACE0("MIDI_IN_StopDevice\n");
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return MIDI_Utils_StopDevice((MacMidiDeviceHandle*) handle);
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}
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INT64 MIDI_IN_GetTimeStamp(MidiDeviceHandle* handle) {
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return MIDI_Utils_GetTimeStamp((MacMidiDeviceHandle*) handle);
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}
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/* read the next message from the queue */
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MidiMessage* MIDI_IN_GetMessage(MidiDeviceHandle* handle) {
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if (handle == NULL) {
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return NULL;
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}
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while (handle->queue != NULL && handle->platformData != NULL) {
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MidiMessage* msg = MIDI_QueueRead(handle->queue);
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if (msg != NULL) {
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//fprintf(stdout, "GetMessage returns index %d\n", msg->data.l.index); fflush(stdout);
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return msg;
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}
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TRACE0("MIDI_IN_GetMessage: before waiting\n");
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handle->isWaiting = TRUE;
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MIDI_WaitOnConditionVariable(handle->platformData, handle->queue->lock);
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handle->isWaiting = FALSE;
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TRACE0("MIDI_IN_GetMessage: waiting finished\n");
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}
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return NULL;
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}
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void MIDI_IN_ReleaseMessage(MidiDeviceHandle* handle, MidiMessage* msg) {
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if (handle == NULL || handle->queue == NULL) {
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return;
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}
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MIDI_QueueRemove(handle->queue, TRUE /*onlyLocked*/);
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}
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#endif /* USE_PLATFORM_MIDI_IN */
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