1 /*
2 * Copyright (C) 2010 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 * http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17 /* Android Effect implementation */
18
19 #include "sles_allinclusive.h"
20
21 #include <system/audio.h>
22
IAndroidEffect_CreateEffect(SLAndroidEffectItf self,SLInterfaceID effectImplementationId)23 static SLresult IAndroidEffect_CreateEffect(SLAndroidEffectItf self,
24 SLInterfaceID effectImplementationId) {
25
26 SL_ENTER_INTERFACE
27
28 IAndroidEffect *thiz = (IAndroidEffect *) self;
29 if (SL_OBJECTID_AUDIOPLAYER == IObjectToObjectID(thiz->mThis)) {
30 CAudioPlayer *ap = (CAudioPlayer *)thiz->mThis;
31 if (ap->mAudioTrack != 0) {
32 result = android_genericFx_createEffect(thiz, effectImplementationId, ap->mSessionId);
33 } else {
34 result = SL_RESULT_RESOURCE_ERROR;
35 }
36 } else if (SL_OBJECTID_OUTPUTMIX == IObjectToObjectID(thiz->mThis)) {
37 result = android_genericFx_createEffect(thiz, effectImplementationId,
38 AUDIO_SESSION_OUTPUT_MIX);
39 } else {
40 // the interface itself is invalid because it is not attached to an AudioPlayer or
41 // an OutputMix
42 result = SL_RESULT_PARAMETER_INVALID;
43 }
44
45 SL_LEAVE_INTERFACE
46 }
47
48
IAndroidEffect_ReleaseEffect(SLAndroidEffectItf self,SLInterfaceID effectImplementationId)49 static SLresult IAndroidEffect_ReleaseEffect(SLAndroidEffectItf self,
50 SLInterfaceID effectImplementationId) {
51
52 SL_ENTER_INTERFACE
53
54 IAndroidEffect *thiz = (IAndroidEffect *) self;
55 result = android_genericFx_releaseEffect(thiz, effectImplementationId);
56
57 SL_LEAVE_INTERFACE
58 }
59
60
IAndroidEffect_SetEnabled(SLAndroidEffectItf self,SLInterfaceID effectImplementationId,SLboolean enabled)61 static SLresult IAndroidEffect_SetEnabled(SLAndroidEffectItf self,
62 SLInterfaceID effectImplementationId, SLboolean enabled) {
63
64 SL_ENTER_INTERFACE
65
66 IAndroidEffect *thiz = (IAndroidEffect *) self;
67 result = android_genericFx_setEnabled(thiz, effectImplementationId, enabled);
68
69 SL_LEAVE_INTERFACE
70 }
71
72
IAndroidEffect_IsEnabled(SLAndroidEffectItf self,SLInterfaceID effectImplementationId,SLboolean * pEnabled)73 static SLresult IAndroidEffect_IsEnabled(SLAndroidEffectItf self,
74 SLInterfaceID effectImplementationId, SLboolean * pEnabled) {
75
76 SL_ENTER_INTERFACE
77
78 IAndroidEffect *thiz = (IAndroidEffect *) self;
79 result = android_genericFx_isEnabled(thiz, effectImplementationId, pEnabled);
80
81 SL_LEAVE_INTERFACE
82 }
83
84
IAndroidEffect_SendCommand(SLAndroidEffectItf self,SLInterfaceID effectImplementationId,SLuint32 command,SLuint32 commandSize,void * pCommand,SLuint32 * replySize,void * pReply)85 static SLresult IAndroidEffect_SendCommand(SLAndroidEffectItf self,
86 SLInterfaceID effectImplementationId, SLuint32 command, SLuint32 commandSize,
87 void* pCommand, SLuint32 *replySize, void *pReply) {
88
89 SL_ENTER_INTERFACE
90
91 IAndroidEffect *thiz = (IAndroidEffect *) self;
92 result = android_genericFx_sendCommand(thiz, effectImplementationId, command, commandSize,
93 pCommand, replySize, pReply);
94
95 SL_LEAVE_INTERFACE
96 }
97
98
99 static const struct SLAndroidEffectItf_ IAndroidEffect_Itf = {
100 IAndroidEffect_CreateEffect,
101 IAndroidEffect_ReleaseEffect,
102 IAndroidEffect_SetEnabled,
103 IAndroidEffect_IsEnabled,
104 IAndroidEffect_SendCommand
105 };
106
IAndroidEffect_init(void * self)107 void IAndroidEffect_init(void *self)
108 {
109 IAndroidEffect *thiz = (IAndroidEffect *) self;
110 thiz->mItf = &IAndroidEffect_Itf;
111 thiz->mEffects = new android::KeyedVector<SLuint32, android::AudioEffect* >();
112 }
113
IAndroidEffect_deinit(void * self)114 void IAndroidEffect_deinit(void *self)
115 {
116 IAndroidEffect *thiz = (IAndroidEffect *) self;
117 if (NULL != thiz->mEffects) {
118 if (!thiz->mEffects->isEmpty()) {
119 for (size_t i = 0 ; i < thiz->mEffects->size() ; i++) {
120 delete thiz->mEffects->valueAt(i);
121 }
122 thiz->mEffects->clear();
123 }
124 delete thiz->mEffects;
125 thiz->mEffects = NULL;
126 }
127 }
128