1/*
2 * Copyright (c) 2002, 2014, Oracle and/or its affiliates. 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. Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26//#define USE_TRACE
27#define USE_ERROR
28
29
30#include <jni.h>
31#include <jni_util.h>
32#include "SoundDefs.h"
33#include "Ports.h"
34#include "Utilities.h"
35#include "com_sun_media_sound_PortMixer.h"
36
37
38//////////////////////////////////////////// PortMixer ////////////////////////////////////////////
39
40JNIEXPORT jlong JNICALL Java_com_sun_media_sound_PortMixer_nOpen
41 (JNIEnv *env, jclass cls, jint mixerIndex) {
42
43 jlong ret = 0;
44#if USE_PORTS == TRUE
45 ret = (jlong) (INT_PTR) PORT_Open(mixerIndex);
46#endif
47 return ret;
48}
49
50JNIEXPORT void JNICALL Java_com_sun_media_sound_PortMixer_nClose
51 (JNIEnv *env, jclass cls, jlong id) {
52
53#if USE_PORTS == TRUE
54 if (id != 0) {
55 PORT_Close((void*) (INT_PTR) id);
56 }
57#endif
58}
59
60JNIEXPORT jint JNICALL Java_com_sun_media_sound_PortMixer_nGetPortCount
61 (JNIEnv *env, jclass cls, jlong id) {
62
63 jint ret = 0;
64#if USE_PORTS == TRUE
65 if (id != 0) {
66 ret = (jint) PORT_GetPortCount((void*) (INT_PTR) id);
67 }
68#endif
69 return ret;
70}
71
72
73JNIEXPORT jint JNICALL Java_com_sun_media_sound_PortMixer_nGetPortType
74 (JNIEnv *env, jclass cls, jlong id, jint portIndex) {
75
76 jint ret = 0;
77 TRACE1("Java_com_sun_media_sound_PortMixer_nGetPortType(%d).\n", portIndex);
78
79#if USE_PORTS == TRUE
80 if (id != 0) {
81 ret = (jint) PORT_GetPortType((void*) (INT_PTR) id, portIndex);
82 }
83#endif
84
85 TRACE1("Java_com_sun_media_sound_PortMixerProvider_nGetPortType returning %d.\n", ret);
86 return ret;
87}
88
89JNIEXPORT jstring JNICALL Java_com_sun_media_sound_PortMixer_nGetPortName
90 (JNIEnv *env, jclass cls, jlong id, jint portIndex) {
91
92 char str[PORT_STRING_LENGTH];
93 jstring jString = NULL;
94 TRACE1("Java_com_sun_media_sound_PortMixer_nGetPortName(%d).\n", portIndex);
95
96 str[0] = 0;
97#if USE_PORTS == TRUE
98 if (id != 0) {
99 PORT_GetPortName((void*) (INT_PTR) id, portIndex, str, PORT_STRING_LENGTH);
100 }
101#endif
102 jString = (*env)->NewStringUTF(env, str);
103
104 TRACE1("Java_com_sun_media_sound_PortMixerProvider_nGetName returning \"%s\".\n", str);
105 return jString;
106}
107
108JNIEXPORT void JNICALL Java_com_sun_media_sound_PortMixer_nControlSetIntValue
109 (JNIEnv *env, jclass cls, jlong controlID, jint value) {
110#if USE_PORTS == TRUE
111 if (controlID != 0) {
112 PORT_SetIntValue((void*) (UINT_PTR) controlID, (INT32) value);
113 }
114#endif
115}
116
117JNIEXPORT jint JNICALL Java_com_sun_media_sound_PortMixer_nControlGetIntValue
118 (JNIEnv *env, jclass cls, jlong controlID) {
119 INT32 ret = 0;
120#if USE_PORTS == TRUE
121 if (controlID != 0) {
122 ret = PORT_GetIntValue((void*) (UINT_PTR) controlID);
123 }
124#endif
125 return (jint) ret;
126}
127
128JNIEXPORT void JNICALL Java_com_sun_media_sound_PortMixer_nControlSetFloatValue
129 (JNIEnv *env, jclass cls, jlong controlID, jfloat value) {
130#if USE_PORTS == TRUE
131 if (controlID != 0) {
132 PORT_SetFloatValue((void*) (UINT_PTR) controlID, (float) value);
133 }
134#endif
135}
136
137JNIEXPORT jfloat JNICALL Java_com_sun_media_sound_PortMixer_nControlGetFloatValue
138 (JNIEnv *env, jclass cls, jlong controlID) {
139 float ret = 0;
140#if USE_PORTS == TRUE
141 if (controlID != 0) {
142 ret = PORT_GetFloatValue((void*) (UINT_PTR) controlID);
143 }
144#endif
145 return (jfloat) ret;
146}
147
148/* ************************************** native control creation support ********************* */
149
150// contains all the needed references so that the platform dependent code can call JNI wrapper functions
151typedef struct tag_ControlCreatorJNI {
152 // this member is seen by the platform dependent code
153 PortControlCreator creator;
154 // general JNI variables
155 JNIEnv *env;
156 // the vector to be filled with controls (initialized before usage)
157 jobject vector;
158 jmethodID vectorAddElement;
159 // control specific constructors (initialized on demand)
160 jclass boolCtrlClass;
161 jmethodID boolCtrlConstructor; // signature (JLjava/lang/String;)V
162 jclass controlClass; // class of javax.sound.sampled.Control
163 jclass compCtrlClass;
164 jmethodID compCtrlConstructor; // signature (Ljava/lang/String;[Ljavax/sound/sampled/Control;)V
165 jclass floatCtrlClass;
166 jmethodID floatCtrlConstructor1; // signature (JLjava/lang/String;FFFLjava/lang/String;)V
167 jmethodID floatCtrlConstructor2; // signature (JIFFFLjava/lang/String;)V
168} ControlCreatorJNI;
169
170
171void* PORT_NewBooleanControl(void* creatorV, void* controlID, char* type) {
172 ControlCreatorJNI* creator = (ControlCreatorJNI*) creatorV;
173 jobject ctrl = NULL;
174 jstring typeString;
175
176#ifdef USE_TRACE
177 if (((UINT_PTR) type) <= CONTROL_TYPE_MAX) {
178 TRACE1("PORT_NewBooleanControl: creating '%d'\n", (int) (UINT_PTR) type);
179 } else {
180 TRACE1("PORT_NewBooleanControl: creating '%s'\n", type);
181 }
182#endif
183 if (!creator->boolCtrlClass) {
184 // retrieve class and constructor of PortMixer.BoolCtrl
185 creator->boolCtrlClass = (*creator->env)->FindClass(creator->env, IMPLEMENTATION_PACKAGE_NAME"/PortMixer$BoolCtrl");
186 if (!creator->boolCtrlClass) {
187 ERROR0("PORT_NewBooleanControl: boolCtrlClass is NULL\n");
188 return NULL;
189 }
190 creator->boolCtrlConstructor = (*creator->env)->GetMethodID(creator->env, creator->boolCtrlClass,
191 "<init>", "(JLjava/lang/String;)V");
192 if (!creator->boolCtrlConstructor) {
193 ERROR0("PORT_NewBooleanControl: boolCtrlConstructor is NULL\n");
194 return NULL;
195 }
196 }
197 if (type == CONTROL_TYPE_MUTE) {
198 type = "Mute";
199 }
200 else if (type == CONTROL_TYPE_SELECT) {
201 type = "Select";
202 }
203
204 typeString = (*creator->env)->NewStringUTF(creator->env, type);
205 CHECK_NULL_RETURN(typeString, (void*) ctrl);
206 ctrl = (*creator->env)->NewObject(creator->env, creator->boolCtrlClass,
207 creator->boolCtrlConstructor,
208 (jlong) (UINT_PTR) controlID, typeString);
209 if (!ctrl) {
210 ERROR0("PORT_NewBooleanControl: ctrl is NULL\n");
211 }
212 if ((*creator->env)->ExceptionOccurred(creator->env)) {
213 ERROR0("PORT_NewBooleanControl: ExceptionOccurred!\n");
214 }
215 TRACE0("PORT_NewBooleanControl succeeded\n");
216 return (void*) ctrl;
217}
218
219void* PORT_NewCompoundControl(void* creatorV, char* type, void** controls, int controlCount) {
220 ControlCreatorJNI* creator = (ControlCreatorJNI*) creatorV;
221 jobject ctrl = NULL;
222 jobjectArray controlArray;
223 int i;
224 jstring typeString;
225
226 TRACE2("PORT_NewCompoundControl: creating '%s' with %d controls\n", type, controlCount);
227 if (!creator->compCtrlClass) {
228 TRACE0("PORT_NewCompoundControl: retrieve method ids\n");
229 // retrieve class and constructor of PortMixer.BoolCtrl
230 creator->compCtrlClass = (*creator->env)->FindClass(creator->env, IMPLEMENTATION_PACKAGE_NAME"/PortMixer$CompCtrl");
231 if (!creator->compCtrlClass) {
232 ERROR0("PORT_NewCompoundControl: compCtrlClass is NULL\n");
233 return NULL;
234 }
235 creator->compCtrlConstructor = (*creator->env)->GetMethodID(creator->env, creator->compCtrlClass,
236 "<init>", "(Ljava/lang/String;[Ljavax/sound/sampled/Control;)V");
237 if (!creator->compCtrlConstructor) {
238 ERROR0("PORT_NewCompoundControl: compCtrlConstructor is NULL\n");
239 return NULL;
240 }
241 creator->controlClass = (*creator->env)->FindClass(creator->env, JAVA_SAMPLED_PACKAGE_NAME"/Control");
242 if (!creator->controlClass) {
243 ERROR0("PORT_NewCompoundControl: controlClass is NULL\n");
244 return NULL;
245 }
246 }
247 TRACE0("PORT_NewCompoundControl: creating array\n");
248 // create new array for the controls
249 controlArray = (*creator->env)->NewObjectArray(creator->env, controlCount, creator->controlClass, (jobject) NULL);
250 if (!controlArray) {
251 ERROR0("PORT_NewCompoundControl: controlArray is NULL\n");
252 return NULL;
253 }
254 TRACE0("PORT_NewCompoundControl: setting array values\n");
255 for (i = 0; i < controlCount; i++) {
256 (*creator->env)->SetObjectArrayElement(creator->env, controlArray, i, (jobject) controls[i]);
257 }
258 TRACE0("PORT_NewCompoundControl: creating compound control\n");
259 typeString = (*creator->env)->NewStringUTF(creator->env, type);
260 CHECK_NULL_RETURN(typeString, (void*) ctrl);
261 ctrl = (*creator->env)->NewObject(creator->env, creator->compCtrlClass,
262 creator->compCtrlConstructor,
263 typeString, controlArray);
264 if (!ctrl) {
265 ERROR0("PORT_NewCompoundControl: ctrl is NULL\n");
266 }
267 if ((*creator->env)->ExceptionOccurred(creator->env)) {
268 ERROR0("PORT_NewCompoundControl: ExceptionOccurred!\n");
269 }
270 TRACE0("PORT_NewCompoundControl succeeded\n");
271 return (void*) ctrl;
272}
273
274void* PORT_NewFloatControl(void* creatorV, void* controlID, char* type,
275 float min, float max, float precision, const char* units) {
276 ControlCreatorJNI* creator = (ControlCreatorJNI*) creatorV;
277 jobject ctrl = NULL;
278 jstring unitsString;
279 jstring typeString;
280
281#ifdef USE_TRACE
282 if (((UINT_PTR) type) <= CONTROL_TYPE_MAX) {
283 TRACE1("PORT_NewFloatControl: creating '%d'\n", (int) (UINT_PTR) type);
284 } else {
285 TRACE1("PORT_NewFloatControl: creating '%s'\n", type);
286 }
287#endif
288 if (!creator->floatCtrlClass) {
289 // retrieve class and constructor of PortMixer.BoolCtrl
290 creator->floatCtrlClass = (*creator->env)->FindClass(creator->env, IMPLEMENTATION_PACKAGE_NAME"/PortMixer$FloatCtrl");
291 if (!creator->floatCtrlClass) {
292 ERROR0("PORT_NewFloatControl: floatCtrlClass is NULL\n");
293 return NULL;
294 }
295 creator->floatCtrlConstructor1 = (*creator->env)->GetMethodID(creator->env, creator->floatCtrlClass,
296 "<init>", "(JLjava/lang/String;FFFLjava/lang/String;)V");
297 if (!creator->floatCtrlConstructor1) {
298 ERROR0("PORT_NewFloatControl: floatCtrlConstructor1 is NULL\n");
299 return NULL;
300 }
301 creator->floatCtrlConstructor2 = (*creator->env)->GetMethodID(creator->env, creator->floatCtrlClass,
302 "<init>", "(JIFFFLjava/lang/String;)V");
303 if (!creator->floatCtrlConstructor2) {
304 ERROR0("PORT_NewFloatControl: floatCtrlConstructor2 is NULL\n");
305 return NULL;
306 }
307 }
308 unitsString = (*creator->env)->NewStringUTF(creator->env, units);
309 CHECK_NULL_RETURN(unitsString, (void*) ctrl);
310 if (((UINT_PTR) type) <= CONTROL_TYPE_MAX) {
311 // constructor with int parameter
312 TRACE1("PORT_NewFloatControl: calling constructor2 with type %d\n", (int) (UINT_PTR) type);
313 ctrl = (*creator->env)->NewObject(creator->env, creator->floatCtrlClass,
314 creator->floatCtrlConstructor2,
315 (jlong) (UINT_PTR) controlID, (jint) (UINT_PTR) type,
316 min, max, precision, unitsString);
317 } else {
318 TRACE0("PORT_NewFloatControl: calling constructor1\n");
319 // constructor with string parameter
320 typeString = (*creator->env)->NewStringUTF(creator->env, type);
321 CHECK_NULL_RETURN(typeString, (void*) ctrl);
322 ctrl = (*creator->env)->NewObject(creator->env, creator->floatCtrlClass,
323 creator->floatCtrlConstructor1,
324 (jlong) (UINT_PTR) controlID, typeString,
325 min, max, precision, unitsString);
326 }
327 if (!ctrl) {
328 ERROR0("PORT_NewFloatControl: ctrl is NULL!\n");
329 }
330 if ((*creator->env)->ExceptionOccurred(creator->env)) {
331 ERROR0("PORT_NewFloatControl: ExceptionOccurred!\n");
332 }
333 TRACE1("PORT_NewFloatControl succeeded %p\n", (void*) ctrl);
334 return (void*) ctrl;
335}
336
337int PORT_AddControl(void* creatorV, void* control) {
338 ControlCreatorJNI* creator = (ControlCreatorJNI*) creatorV;
339
340 TRACE1("PORT_AddControl %p\n", (void*) control);
341 (*creator->env)->CallVoidMethod(creator->env, creator->vector, creator->vectorAddElement, (jobject) control);
342 if ((*creator->env)->ExceptionOccurred(creator->env)) {
343 ERROR0("PORT_AddControl: ExceptionOccurred!\n");
344 }
345 TRACE0("PORT_AddControl succeeded\n");
346 return TRUE;
347}
348
349JNIEXPORT void JNICALL Java_com_sun_media_sound_PortMixer_nGetControls
350 (JNIEnv *env, jclass cls, jlong id, jint portIndex, jobject vector) {
351
352 ControlCreatorJNI creator;
353 jclass vectorClass;
354
355#if USE_PORTS == TRUE
356 if (id != 0) {
357 memset(&creator, 0, sizeof(ControlCreatorJNI));
358 creator.creator.newBooleanControl = &PORT_NewBooleanControl;
359 creator.creator.newCompoundControl = &PORT_NewCompoundControl;
360 creator.creator.newFloatControl = &PORT_NewFloatControl;
361 creator.creator.addControl = &PORT_AddControl;
362 creator.env = env;
363 vectorClass = (*env)->GetObjectClass(env, vector);
364 if (vectorClass == NULL) {
365 ERROR0("Java_com_sun_media_sound_PortMixer_nGetControls: vectorClass is NULL\n");
366 return;
367 }
368 creator.vector = vector;
369 creator.vectorAddElement = (*env)->GetMethodID(env, vectorClass, "addElement", "(Ljava/lang/Object;)V");
370 if (creator.vectorAddElement == NULL) {
371 ERROR0("Java_com_sun_media_sound_PortMixer_nGetControls: addElementMethodID is NULL\n");
372 return;
373 }
374 PORT_GetControls((void*) (UINT_PTR) id, (INT32) portIndex, (PortControlCreator*) &creator);
375 }
376#endif
377}
378