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 /* EngineCapabilities implementation */
18
19 #include "sles_allinclusive.h"
20
21
IEngineCapabilities_QuerySupportedProfiles(SLEngineCapabilitiesItf self,SLuint16 * pProfilesSupported)22 static SLresult IEngineCapabilities_QuerySupportedProfiles(
23 SLEngineCapabilitiesItf self, SLuint16 *pProfilesSupported)
24 {
25 SL_ENTER_INTERFACE
26
27 if (NULL == pProfilesSupported) {
28 result = SL_RESULT_PARAMETER_INVALID;
29 } else {
30 // The generic implementation doesn't implement any of the profiles, they shouldn't be
31 // declared as supported. Also exclude the fake profiles BASE and OPTIONAL.
32 *pProfilesSupported = USE_PROFILES &
33 (USE_PROFILES_GAME | USE_PROFILES_MUSIC | USE_PROFILES_PHONE);
34 result = SL_RESULT_SUCCESS;
35 }
36
37 SL_LEAVE_INTERFACE
38 }
39
40
IEngineCapabilities_QueryAvailableVoices(SLEngineCapabilitiesItf self,SLuint16 voiceType,SLint16 * pNumMaxVoices,SLboolean * pIsAbsoluteMax,SLint16 * pNumFreeVoices)41 static SLresult IEngineCapabilities_QueryAvailableVoices(SLEngineCapabilitiesItf self,
42 SLuint16 voiceType, SLint16 *pNumMaxVoices, SLboolean *pIsAbsoluteMax, SLint16 *pNumFreeVoices)
43 {
44 SL_ENTER_INTERFACE
45
46 switch (voiceType) {
47 case SL_VOICETYPE_2D_AUDIO:
48 case SL_VOICETYPE_MIDI:
49 case SL_VOICETYPE_3D_AUDIO:
50 case SL_VOICETYPE_3D_MIDIOUTPUT:
51 if (NULL != pNumMaxVoices)
52 *pNumMaxVoices = MAX_INSTANCE - 2;
53 if (NULL != pIsAbsoluteMax)
54 *pIsAbsoluteMax = SL_BOOLEAN_TRUE;
55 if (NULL != pNumFreeVoices)
56 *pNumFreeVoices = MAX_INSTANCE - 2;
57 result = SL_RESULT_SUCCESS;
58 break;
59 default:
60 result = SL_RESULT_PARAMETER_INVALID;
61 break;
62 }
63
64 SL_LEAVE_INTERFACE
65 }
66
67
IEngineCapabilities_QueryNumberOfMIDISynthesizers(SLEngineCapabilitiesItf self,SLint16 * pNum)68 static SLresult IEngineCapabilities_QueryNumberOfMIDISynthesizers(
69 SLEngineCapabilitiesItf self, SLint16 *pNum)
70 {
71 SL_ENTER_INTERFACE
72
73 if (NULL == pNum) {
74 result = SL_RESULT_PARAMETER_INVALID;
75 } else {
76 *pNum = 1;
77 result = SL_RESULT_SUCCESS;
78 }
79
80 SL_LEAVE_INTERFACE
81 }
82
83
IEngineCapabilities_QueryAPIVersion(SLEngineCapabilitiesItf self,SLint16 * pMajor,SLint16 * pMinor,SLint16 * pStep)84 static SLresult IEngineCapabilities_QueryAPIVersion(SLEngineCapabilitiesItf self,
85 SLint16 *pMajor, SLint16 *pMinor, SLint16 *pStep)
86 {
87 SL_ENTER_INTERFACE
88
89 if (!(NULL != pMajor && NULL != pMinor && NULL != pStep)) {
90 result = SL_RESULT_PARAMETER_INVALID;
91 } else {
92 *pMajor = 1;
93 *pMinor = 0;
94 *pStep = 1;
95 result = SL_RESULT_SUCCESS;
96 }
97
98 SL_LEAVE_INTERFACE
99 }
100
101
IEngineCapabilities_QueryLEDCapabilities(SLEngineCapabilitiesItf self,SLuint32 * pIndex,SLuint32 * pLEDDeviceID,SLLEDDescriptor * pDescriptor)102 SLresult IEngineCapabilities_QueryLEDCapabilities(SLEngineCapabilitiesItf self,
103 SLuint32 *pIndex, SLuint32 *pLEDDeviceID, SLLEDDescriptor *pDescriptor)
104 {
105 SL_ENTER_INTERFACE
106
107 IEngineCapabilities *thiz = (IEngineCapabilities *) self;
108 const struct LED_id_descriptor *id_descriptor;
109 SLuint32 index;
110 if (NULL != pIndex) {
111 result = SL_RESULT_SUCCESS;
112 if (NULL != pLEDDeviceID || NULL != pDescriptor) {
113 index = *pIndex;
114 if (index >= thiz->mMaxIndexLED) {
115 result = SL_RESULT_PARAMETER_INVALID;
116 } else {
117 id_descriptor = &LED_id_descriptors[index];
118 if (NULL != pLEDDeviceID)
119 *pLEDDeviceID = id_descriptor->id;
120 if (NULL != pDescriptor)
121 *pDescriptor = *id_descriptor->descriptor;
122 }
123 }
124 *pIndex = thiz->mMaxIndexLED;
125 } else {
126 result = SL_RESULT_PARAMETER_INVALID;
127 if (NULL != pLEDDeviceID && NULL != pDescriptor) {
128 SLuint32 id = *pLEDDeviceID;
129 for (index = 0; index < thiz->mMaxIndexLED; ++index) {
130 id_descriptor = &LED_id_descriptors[index];
131 if (id == id_descriptor->id) {
132 *pDescriptor = *id_descriptor->descriptor;
133 result = SL_RESULT_SUCCESS;
134 break;
135 }
136 }
137 }
138 }
139
140 SL_LEAVE_INTERFACE
141 }
142
143
IEngineCapabilities_QueryVibraCapabilities(SLEngineCapabilitiesItf self,SLuint32 * pIndex,SLuint32 * pVibraDeviceID,SLVibraDescriptor * pDescriptor)144 SLresult IEngineCapabilities_QueryVibraCapabilities(SLEngineCapabilitiesItf self,
145 SLuint32 *pIndex, SLuint32 *pVibraDeviceID, SLVibraDescriptor *pDescriptor)
146 {
147 SL_ENTER_INTERFACE
148
149 IEngineCapabilities *thiz = (IEngineCapabilities *) self;
150 const struct Vibra_id_descriptor *id_descriptor;
151 SLuint32 index;
152 if (NULL != pIndex) {
153 result = SL_RESULT_SUCCESS;
154 if (NULL != pVibraDeviceID || NULL != pDescriptor) {
155 index = *pIndex;
156 if (index >= thiz->mMaxIndexVibra) {
157 result = SL_RESULT_PARAMETER_INVALID;
158 } else {
159 id_descriptor = &Vibra_id_descriptors[index];
160 if (NULL != pVibraDeviceID)
161 *pVibraDeviceID = id_descriptor->id;
162 if (NULL != pDescriptor)
163 *pDescriptor = *id_descriptor->descriptor;
164 }
165 }
166 *pIndex = thiz->mMaxIndexVibra;
167 } else {
168 result = SL_RESULT_PARAMETER_INVALID;
169 if (NULL != pVibraDeviceID && NULL != pDescriptor) {
170 SLuint32 id = *pVibraDeviceID;
171 for (index = 0; index < thiz->mMaxIndexVibra; ++index) {
172 id_descriptor = &Vibra_id_descriptors[index];
173 if (id == id_descriptor->id) {
174 *pDescriptor = *id_descriptor->descriptor;
175 result = SL_RESULT_SUCCESS;
176 break;
177 }
178 }
179 }
180 }
181
182 SL_LEAVE_INTERFACE
183 }
184
185
IEngineCapabilities_IsThreadSafe(SLEngineCapabilitiesItf self,SLboolean * pIsThreadSafe)186 static SLresult IEngineCapabilities_IsThreadSafe(SLEngineCapabilitiesItf self,
187 SLboolean *pIsThreadSafe)
188 {
189 SL_ENTER_INTERFACE
190
191 if (NULL == pIsThreadSafe) {
192 result = SL_RESULT_PARAMETER_INVALID;
193 } else {
194 IEngineCapabilities *thiz = (IEngineCapabilities *) self;
195 *pIsThreadSafe = thiz->mThreadSafe;
196 result = SL_RESULT_SUCCESS;
197 }
198
199 SL_LEAVE_INTERFACE
200 }
201
202
203 static const struct SLEngineCapabilitiesItf_ IEngineCapabilities_Itf = {
204 IEngineCapabilities_QuerySupportedProfiles,
205 IEngineCapabilities_QueryAvailableVoices,
206 IEngineCapabilities_QueryNumberOfMIDISynthesizers,
207 IEngineCapabilities_QueryAPIVersion,
208 IEngineCapabilities_QueryLEDCapabilities,
209 IEngineCapabilities_QueryVibraCapabilities,
210 IEngineCapabilities_IsThreadSafe
211 };
212
IEngineCapabilities_init(void * self)213 void IEngineCapabilities_init(void *self)
214 {
215 IEngineCapabilities *thiz = (IEngineCapabilities *) self;
216 thiz->mItf = &IEngineCapabilities_Itf;
217 // mThreadSafe is initialized in slCreateEngine
218 const struct LED_id_descriptor *id_descriptor_LED = LED_id_descriptors;
219 while (NULL != id_descriptor_LED->descriptor)
220 ++id_descriptor_LED;
221 thiz->mMaxIndexLED = id_descriptor_LED - LED_id_descriptors;
222 const struct Vibra_id_descriptor *id_descriptor_Vibra = Vibra_id_descriptors;
223 while (NULL != id_descriptor_Vibra->descriptor)
224 ++id_descriptor_Vibra;
225 thiz->mMaxIndexVibra = id_descriptor_Vibra - Vibra_id_descriptors;
226 }
227