| /* |
| * Copyright (c) 2003, 2012, 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. |
| */ |
| |
| //#define USE_ERROR |
| //#define USE_TRACE |
| |
| /* Use THIS_FILE when it is available. */ |
| #ifndef THIS_FILE |
| #define THIS_FILE __FILE__ |
| #endif |
| |
| #if USE_PLATFORM_MIDI_OUT == TRUE |
| |
| #include "PLATFORM_API_MacOSX_MidiUtils.h" |
| |
| char* MIDI_OUT_GetErrorStr(INT32 err) { |
| return (char *) MIDI_Utils_GetErrorMsg((int) err); |
| } |
| |
| |
| INT32 MIDI_OUT_GetNumDevices() { |
| return MIDI_Utils_GetNumDevices(MIDI_OUT); |
| } |
| |
| |
| INT32 MIDI_OUT_GetDeviceName(INT32 deviceID, char *name, UINT32 nameLength) { |
| return MIDI_Utils_GetDeviceName(MIDI_OUT, deviceID, name, nameLength); |
| } |
| |
| |
| INT32 MIDI_OUT_GetDeviceVendor(INT32 deviceID, char *name, UINT32 nameLength) { |
| return MIDI_Utils_GetDeviceVendor(MIDI_OUT, deviceID, name, nameLength); |
| } |
| |
| |
| INT32 MIDI_OUT_GetDeviceDescription(INT32 deviceID, char *name, UINT32 nameLength) { |
| return MIDI_Utils_GetDeviceDescription(MIDI_OUT, deviceID, name, nameLength); |
| } |
| |
| |
| INT32 MIDI_OUT_GetDeviceVersion(INT32 deviceID, char *name, UINT32 nameLength) { |
| return MIDI_Utils_GetDeviceVersion(MIDI_OUT, deviceID, name, nameLength); |
| } |
| |
| |
| /* *************************** MidiOutDevice implementation ***************************************** */ |
| |
| INT32 MIDI_OUT_OpenDevice(INT32 deviceID, MidiDeviceHandle** handle) { |
| TRACE1("MIDI_OUT_OpenDevice: deviceID: %d\n", (int) deviceID); |
| /* queue sizes are ignored for MIDI_OUT only (uses STREAMS) */ |
| return MIDI_Utils_OpenDevice(MIDI_OUT, deviceID, (MacMidiDeviceHandle**) handle, 0, 0, 0); |
| } |
| |
| INT32 MIDI_OUT_CloseDevice(MidiDeviceHandle* handle) { |
| TRACE0("MIDI_OUT_CloseDevice\n"); |
| |
| // issue a "SUSTAIN OFF" message to each MIDI channel, 0 to 15. |
| // "CONTROL CHANGE" is 176, "SUSTAIN CONTROLLER" is 64, and the value is 0. |
| // $$fb 2002-04-04: It is responsability of the application developer to |
| // leave the device in a consistent state. So I put this in comments |
| /* |
| for (channel = 0; channel < 16; channel++) |
| MIDI_OUT_SendShortMessage(deviceHandle, (unsigned char)(176 + channel), |
| (unsigned char)64, (unsigned char)0, (UINT32)-1); |
| */ |
| return MIDI_Utils_CloseDevice((MacMidiDeviceHandle*) handle); |
| } |
| |
| |
| INT64 MIDI_OUT_GetTimeStamp(MidiDeviceHandle* handle) { |
| return MIDI_Utils_GetTimeStamp((MacMidiDeviceHandle*) handle); |
| } |
| |
| |
| INT32 MIDI_OUT_SendShortMessage(MidiDeviceHandle* handle, UINT32 packedMsg, UINT32 timestamp) { |
| OSStatus err = noErr; |
| |
| TRACE2("> MIDI_OUT_SendShortMessage %x, time: %d\n", (uint) packedMsg, (int) timestamp); |
| if (!handle) { |
| ERROR0("< ERROR: MIDI_OUT_SendShortMessage: handle is NULL\n"); |
| return MIDI_INVALID_HANDLE; |
| } |
| |
| MacMidiDeviceHandle* macHandle = (MacMidiDeviceHandle*) handle; |
| UInt8 mBuffers[100]; |
| MIDIPacketList* packetList = (MIDIPacketList*) mBuffers; |
| MIDIPacket* packet; |
| UINT32 nData; |
| Byte data[3] = {packedMsg & 0xFF, (packedMsg >> 8) & 0xFF, (packedMsg >> 16) & 0xFF}; |
| bool byteIsInvalid = FALSE; |
| |
| packet = MIDIPacketListInit(packetList); |
| switch (data[0] & 0xF0) { |
| case 0x80: // Note off |
| case 0x90: // Note on |
| case 0xA0: // Aftertouch |
| case 0xB0: // Controller |
| case 0xE0: // Pitch wheel |
| nData = 3; |
| break; |
| |
| case 0xC0: // Program change |
| case 0xD0: // Channel pressure |
| nData = 2; |
| break; |
| |
| case 0xF0: { |
| // System common message |
| switch (data[0]) { |
| case 0xF0: |
| case 0xF7: |
| // System exclusive |
| fprintf(stderr, "%s: %d->internal error: sysex message status=0x%X while sending short message\n", |
| THIS_FILE, __LINE__, data[0]); |
| byteIsInvalid = TRUE; |
| break; |
| |
| case 0xF1: // MTC quarter frame message |
| //fprintf(stderr, ">>>MIDI_OUT_SendShortMessage: MTC quarter frame message....\n"); |
| nData = 2; |
| break; |
| case 0xF3: // Song select |
| //fprintf(stderr, ">>>MIDI_OUT_SendShortMessage: Song select....\n"); |
| nData = 2; |
| break; |
| |
| case 0xF2: // Song position pointer |
| //fprintf(stderr, ">>>MIDI_OUT_SendShortMessage: Song position pointer....\n"); |
| nData = 3; |
| break; |
| |
| case 0xF6: // Tune request |
| //fprintf(stderr, ">>>MIDI_OUT_SendShortMessage: Tune request....\n"); |
| nData = 1; |
| break; |
| |
| default: |
| // Invalid message |
| fprintf(stderr, "%s: %d->Invalid message: message status=0x%X while sending short message\n", |
| THIS_FILE, __LINE__, data[0]); |
| byteIsInvalid = TRUE; |
| break; |
| } |
| break; |
| } |
| |
| default: |
| // This can't happen, but handle it anyway. |
| fprintf(stderr, "%s: %d->Invalid message: message status=0x%X while sending short message\n", |
| THIS_FILE, __LINE__, data[0]); |
| byteIsInvalid = TRUE; |
| break; |
| } |
| |
| if (byteIsInvalid) return -1; |
| |
| MIDIPacketListAdd(packetList, sizeof(mBuffers), packet, 0, nData, data); |
| err = MIDISend(macHandle->port, (MIDIEndpointRef) (intptr_t) handle->deviceHandle, packetList); |
| |
| MIDI_CHECK_ERROR; |
| TRACE0("< MIDI_OUT_SendShortMessage\n"); |
| return (err == noErr ? MIDI_SUCCESS : -1); |
| } |
| |
| |
| INT32 MIDI_OUT_SendLongMessage(MidiDeviceHandle* handle, UBYTE* data, UINT32 size, UINT32 timestamp) { |
| OSStatus err = noErr; |
| |
| TRACE2("> MIDI_OUT_SendLongMessage size %d, time: %d\n", (int) size, (int) timestamp); |
| if (!handle || !data) { |
| ERROR0("< ERROR: MIDI_OUT_SendLongMessage: handle, or data is NULL\n"); |
| return MIDI_INVALID_HANDLE; |
| } |
| if (size == 0) { |
| return MIDI_SUCCESS; |
| } |
| |
| MacMidiDeviceHandle* macHandle = (MacMidiDeviceHandle*) handle; |
| UInt8 mBuffers[8196]; |
| MIDIPacketList* packetList = (MIDIPacketList*) mBuffers; |
| MIDIPacket* packet = NULL; |
| UINT32 remaining = size; |
| UINT32 increment = 512; |
| UINT32 nData; |
| |
| handle->isWaiting = TRUE; |
| |
| while (remaining > 0) { |
| |
| if (packet == NULL) { |
| packet = MIDIPacketListInit(packetList); |
| } |
| |
| if (remaining > increment) { |
| nData = increment; |
| } else { |
| nData = remaining; |
| } |
| |
| // Copies the bytes to our current packet. |
| if ((packet = MIDIPacketListAdd(packetList, sizeof(mBuffers), packet, 0, nData, (const Byte*) data)) == NULL) { |
| // Packet list is full, send it. |
| err = MIDISend(macHandle->port, (MIDIEndpointRef) (intptr_t) handle->deviceHandle, packetList); |
| if (err != noErr) { |
| break; |
| } |
| } else { |
| // Moves the data pointer to the next segment. |
| data += nData; |
| remaining -= nData; |
| packet = MIDIPacketNext(packet); |
| } |
| } |
| |
| MIDI_CHECK_ERROR; |
| handle->isWaiting = FALSE; |
| TRACE0("< MIDI_OUT_SendLongMessage\n"); |
| return (err == noErr ? MIDI_SUCCESS : -1); |
| } |
| |
| #endif /* USE_PLATFORM_MIDI_OUT */ |