| /* |
| * Copyright (c) 1999, 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. |
| */ |
| |
| /*****************************************************************************/ |
| /* |
| ** Native functions for interfacing Java with the native implementation |
| ** of PlatformMidi.h's functions. |
| */ |
| /*****************************************************************************/ |
| |
| #define USE_ERROR |
| #define USE_TRACE |
| |
| |
| #include <jni.h> |
| #include "SoundDefs.h" |
| #include "PlatformMidi.h" |
| #include "Utilities.h" |
| #include "com_sun_media_sound_MidiOutDevice.h" |
| |
| |
| // NATIVE METHODS |
| |
| |
| JNIEXPORT jlong JNICALL |
| Java_com_sun_media_sound_MidiOutDevice_nOpen(JNIEnv* e, jobject thisObj, jint index) { |
| |
| void* deviceHandle = NULL; |
| INT32 err = MIDI_NOT_SUPPORTED; |
| |
| TRACE1("Java_com_sun_media_sound_MidiOutDevice_nOpen: index: %d\n", index); |
| |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| err = MIDI_OUT_OpenDevice((INT32) index, (MidiDeviceHandle**) (&deviceHandle)); |
| #endif |
| |
| // if we didn't get a valid handle, throw a MidiUnavailableException |
| if (!deviceHandle) { |
| ERROR0("Java_com_sun_media_sound_MidiOutDevice_nOpen:"); |
| ThrowJavaMessageException(e, JAVA_MIDI_PACKAGE_NAME"/MidiUnavailableException", |
| MIDI_OUT_InternalGetErrorString(err)); |
| } else { |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nOpen succeeded\n"); |
| } |
| return (jlong) (INT_PTR) deviceHandle; |
| } |
| |
| |
| JNIEXPORT void JNICALL |
| Java_com_sun_media_sound_MidiOutDevice_nClose(JNIEnv* e, jobject thisObj, jlong deviceHandle) { |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nClose.\n"); |
| |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| MIDI_OUT_CloseDevice((MidiDeviceHandle*) (UINT_PTR) deviceHandle); |
| #endif |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nClose succeeded\n"); |
| } |
| |
| |
| JNIEXPORT jlong JNICALL |
| Java_com_sun_media_sound_MidiOutDevice_nGetTimeStamp(JNIEnv* e, jobject thisObj, jlong deviceHandle) { |
| |
| jlong ret = -1; |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nGetTimeStamp.\n"); |
| |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| ret = (jlong) MIDI_OUT_GetTimeStamp((MidiDeviceHandle*) (UINT_PTR) deviceHandle); |
| #endif |
| |
| /* Handle error codes. */ |
| if (ret < -1) { |
| ERROR1("Java_com_sun_media_sound_MidiOutDevice_nGetTimeStamp: MIDI_IN_GetTimeStamp returned %lld\n", ret); |
| ret = -1; |
| } |
| return ret; |
| } |
| |
| |
| JNIEXPORT void JNICALL |
| Java_com_sun_media_sound_MidiOutDevice_nSendShortMessage(JNIEnv* e, jobject thisObj, jlong deviceHandle, |
| jint packedMsg, jlong timeStamp) { |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nSendShortMessage.\n"); |
| |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| MIDI_OUT_SendShortMessage((MidiDeviceHandle*) (UINT_PTR) deviceHandle, |
| (UINT32) packedMsg, (UINT32)timeStamp); |
| #endif |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nSendShortMessage succeeded\n"); |
| } |
| |
| |
| JNIEXPORT void JNICALL |
| Java_com_sun_media_sound_MidiOutDevice_nSendLongMessage(JNIEnv* e, jobject thisObj, jlong deviceHandle, |
| jbyteArray jData, jint size, jlong timeStamp) { |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| UBYTE* data; |
| #endif |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nSendLongMessage.\n"); |
| |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| data = (UBYTE*) ((*e)->GetByteArrayElements(e, jData, NULL)); |
| if (!data) { |
| ERROR0("MidiOutDevice: Java_com_sun_media_sound_MidiOutDevice_nSendLongMessage: could not get array elements\n"); |
| return; |
| } |
| /* "continuation" sysex messages start with F7 (instead of F0), but |
| are sent without the F7. */ |
| if (data[0] == 0xF7) { |
| data++; |
| size--; |
| } |
| MIDI_OUT_SendLongMessage((MidiDeviceHandle*) (UINT_PTR) deviceHandle, data, |
| (UINT32) size, (UINT32)timeStamp); |
| // release the byte array |
| (*e)->ReleaseByteArrayElements(e, jData, (jbyte*) data, JNI_ABORT); |
| #endif |
| |
| TRACE0("Java_com_sun_media_sound_MidiOutDevice_nSendLongMessage succeeded\n"); |
| } |