J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2002-2007 Sun Microsystems, Inc. All Rights Reserved. |
| 3 | * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| 4 | * |
| 5 | * This code is free software; you can redistribute it and/or modify it |
| 6 | * under the terms of the GNU General Public License version 2 only, as |
| 7 | * published by the Free Software Foundation. Sun designates this |
| 8 | * particular file as subject to the "Classpath" exception as provided |
| 9 | * by Sun in the LICENSE file that accompanied this code. |
| 10 | * |
| 11 | * This code is distributed in the hope that it will be useful, but WITHOUT |
| 12 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 13 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| 14 | * version 2 for more details (a copy is included in the LICENSE file that |
| 15 | * accompanied this code). |
| 16 | * |
| 17 | * You should have received a copy of the GNU General Public License version |
| 18 | * 2 along with this work; if not, write to the Free Software Foundation, |
| 19 | * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| 20 | * |
| 21 | * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 22 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 23 | * have any questions. |
| 24 | */ |
| 25 | |
| 26 | //#define USE_TRACE |
| 27 | |
| 28 | |
| 29 | #include <jni.h> |
| 30 | #include "SoundDefs.h" |
| 31 | #include "Ports.h" |
| 32 | #include "Utilities.h" |
| 33 | #include "com_sun_media_sound_PortMixerProvider.h" |
| 34 | |
| 35 | |
| 36 | //////////////////////////////////////////// PortMixerProvider //////////////////////////////////////////// |
| 37 | |
| 38 | int getPortMixerDescription(int mixerIndex, PortMixerDescription* desc) { |
| 39 | strcpy(desc->name, "Unknown Name"); |
| 40 | strcpy(desc->vendor, "Unknown Vendor"); |
| 41 | strcpy(desc->description, "Port Mixer"); |
| 42 | strcpy(desc->version, "Unknown Version"); |
| 43 | #if USE_PORTS == TRUE |
| 44 | PORT_GetPortMixerDescription(mixerIndex, desc); |
| 45 | #endif // USE_PORTS |
| 46 | return TRUE; |
| 47 | } |
| 48 | |
| 49 | JNIEXPORT jint JNICALL Java_com_sun_media_sound_PortMixerProvider_nGetNumDevices(JNIEnv *env, jclass cls) { |
| 50 | INT32 numDevices = 0; |
| 51 | |
| 52 | TRACE0("Java_com_sun_media_sound_PortMixerProvider_nGetNumDevices.\n"); |
| 53 | |
| 54 | #if USE_PORTS == TRUE |
| 55 | numDevices = PORT_GetPortMixerCount(); |
| 56 | #endif // USE_PORTS |
| 57 | |
| 58 | TRACE1("Java_com_sun_media_sound_PortMixerProvider_nGetNumDevices returning %d.\n", (int) numDevices); |
| 59 | |
| 60 | return (jint)numDevices; |
| 61 | } |
| 62 | |
| 63 | JNIEXPORT jobject JNICALL Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo(JNIEnv *env, jclass cls, jint mixerIndex) { |
| 64 | jclass portMixerInfoClass; |
| 65 | jmethodID portMixerInfoConstructor; |
| 66 | PortMixerDescription desc; |
| 67 | jobject info = NULL; |
| 68 | TRACE1("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo(%d).\n", mixerIndex); |
| 69 | |
| 70 | // retrieve class and constructor of PortMixerProvider.PortMixerInfo |
| 71 | portMixerInfoClass = (*env)->FindClass(env, IMPLEMENTATION_PACKAGE_NAME"/PortMixerProvider$PortMixerInfo"); |
| 72 | if (portMixerInfoClass == NULL) { |
| 73 | ERROR0("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo: portMixerInfoClass is NULL\n"); |
| 74 | return NULL; |
| 75 | } |
| 76 | portMixerInfoConstructor = (*env)->GetMethodID(env, portMixerInfoClass, "<init>", |
| 77 | "(ILjava/lang/String;Ljava/lang/String;Ljava/lang/String;Ljava/lang/String;)V"); |
| 78 | if (portMixerInfoConstructor == NULL) { |
| 79 | ERROR0("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo: portMixerInfoConstructor is NULL\n"); |
| 80 | return NULL; |
| 81 | } |
| 82 | |
| 83 | if (getPortMixerDescription(mixerIndex, &desc)) { |
| 84 | // create a new PortMixerInfo object and return it |
| 85 | info = (*env)->NewObject(env, portMixerInfoClass, portMixerInfoConstructor, mixerIndex, |
| 86 | (*env)->NewStringUTF(env, desc.name), |
| 87 | (*env)->NewStringUTF(env, desc.vendor), |
| 88 | (*env)->NewStringUTF(env, desc.description), |
| 89 | (*env)->NewStringUTF(env, desc.version)); |
| 90 | } |
| 91 | |
| 92 | TRACE0("Java_com_sun_media_sound_PortMixerProvider_nNewPortMixerInfo succeeded.\n"); |
| 93 | return info; |
| 94 | } |