|
Java example source code file (PLATFORM_API_MacOSX_Utils.h)
The PLATFORM_API_MacOSX_Utils.h Java example source code/* * 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. */ #include <CoreAudio/CoreAudio.h> #include <pthread.h> extern "C" { #include "Utilities.h" } #ifdef USE_ERROR #define OS_ERROR_END(err) { \ char errStr[32]; \ snprintf(errStr, 32, "%d('%c%c%c%c')>", (int)err, (char)(err >> 24), (char)(err >> 16), (char)(err >> 8), (char)err); \ ERROR1(" ERROR %s\n", errStr); \ } #define OS_ERROR0(err, string) { ERROR0(string); OS_ERROR_END(err); } #define OS_ERROR1(err, string, p1) { ERROR1(string, p1); OS_ERROR_END(err); } #define OS_ERROR2(err, string, p1, p2) { ERROR2(string, p1, p2); OS_ERROR_END(err); } #define OS_ERROR3(err, string, p1, p2, p3) { ERROR3(string, p1, p2, p3); OS_ERROR_END(err); } #define OS_ERROR4(err, string, p1, p2, p3, p4) { ERROR4(string, p1, p2, p3, p4); OS_ERROR_END(err); } #else #define OS_ERROR0(err, string) #define OS_ERROR1(err, string, p1) #define OS_ERROR2(err, string, p1, p2) #define OS_ERROR3(err, string, p1, p2, p3) #define OS_ERROR4(err, string, p1, p2, p3, p4) #endif // Simple mutex wrapper class class MutexLock { private: pthread_mutex_t lockMutex; public: MutexLock() { pthread_mutex_init(&lockMutex, NULL); } ~MutexLock() { pthread_mutex_destroy(&lockMutex); } void Lock() { pthread_mutex_lock(&lockMutex); } void Unlock() { pthread_mutex_unlock(&lockMutex); } class Locker { public: Locker(MutexLock &lock) : pLock(&lock) { pLock->Lock(); } ~Locker() { pLock->Unlock(); } private: MutexLock *pLock; }; }; // DirectAudio and Ports need own caches of the device list class DeviceList { public: DeviceList(); ~DeviceList(); OSStatus Refresh(); int GetCount(); AudioDeviceID GetDeviceID(int index); // stringLength specified length of name, vendor, description & version strings bool GetDeviceInfo(int index, AudioDeviceID *deviceID, int stringLength, char *name, char *vendor, char *description, char *version); private: int count; AudioDeviceID *devices; MutexLock lock; void Free(); static OSStatus NotificationCallback(AudioObjectID inObjectID, UInt32 inNumberAddresses, const AudioObjectPropertyAddress inAddresses[], void *inClientData); }; int MACOSX_DAUDIO_Init(); AudioDeviceID GetDefaultDevice(int isSource); int GetChannelCount(AudioDeviceID deviceID, int isSource); float GetSampleRate(AudioDeviceID deviceID, int isSource); // wrappers for AudioObjectGetPropertyDataSize/AudioObjectGetPropertyData (master element) OSStatus GetAudioObjectPropertySize(AudioObjectID object, AudioObjectPropertyScope scope, AudioObjectPropertySelector prop, UInt32 *size); OSStatus GetAudioObjectProperty(AudioObjectID object, AudioObjectPropertyScope scope, AudioObjectPropertySelector prop, UInt32 *size, void *data); OSStatus GetAudioObjectProperty(AudioObjectID object, AudioObjectPropertyScope scope, AudioObjectPropertySelector prop, UInt32 size, void *data, int checkSize); // wrapper for AudioObjectSetPropertyData (kAudioObjectPropertyElementMaster) OSStatus SetAudioObjectProperty(AudioObjectID object, AudioObjectPropertyScope scope, AudioObjectPropertySelector prop, UInt32 size, void *data); Other Java examples (source code examples)Here is a short list of links related to this Java PLATFORM_API_MacOSX_Utils.h source code file: |
... this post is sponsored by my books ... | |
#1 New Release! |
FP Best Seller |
Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.
A percentage of advertising revenue from
pages under the /java/jwarehouse
URI on this website is
paid back to open source projects.