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 #include <SLES/OpenSLES.h> 18 #include "OpenSLESUT.h" 19 #include <assert.h> 20 #include <stdio.h> 21 #include <stdlib.h> 22 #include <string.h> 23 24 int main(int argc, char **argv) 25 { 26 printf("Get number of available engine interfaces\n"); 27 SLresult result; 28 SLuint32 numSupportedInterfaces = 12345; 29 result = slQueryNumSupportedEngineInterfaces(&numSupportedInterfaces); 30 assert(SL_RESULT_SUCCESS == result); 31 result = slQueryNumSupportedEngineInterfaces(NULL); 32 assert(SL_RESULT_PARAMETER_INVALID == result); 33 34 printf("Engine number of supported interfaces %u\n", numSupportedInterfaces); 35 SLInterfaceID *engine_ids = calloc(numSupportedInterfaces+1, sizeof(SLInterfaceID)); 36 assert(engine_ids != NULL); 37 SLboolean *engine_req = calloc(numSupportedInterfaces+1, sizeof(SLboolean)); 38 assert(engine_req != NULL); 39 40 printf("Display the ID of each available interface\n"); 41 SLuint32 index; 42 for (index = 0; index < numSupportedInterfaces + 1; ++index) { 43 SLInterfaceID interfaceID; 44 memset(&interfaceID, 0x55, sizeof(interfaceID)); 45 result = slQuerySupportedEngineInterfaces(index, &interfaceID); 46 if (index < numSupportedInterfaces) { 47 assert(SL_RESULT_SUCCESS == result); 48 printf("interface[%u] ", index); 49 slesutPrintIID(interfaceID); 50 engine_ids[index] = interfaceID; 51 engine_req[index] = SL_BOOLEAN_TRUE; 52 } else { 53 assert(SL_RESULT_PARAMETER_INVALID == result); 54 } 55 result = slQuerySupportedEngineInterfaces(index, NULL); 56 assert(SL_RESULT_PARAMETER_INVALID == result); 57 } 58 59 printf("Create an engine and request all available interfaces\n"); 60 SLObjectItf engineObject; 61 if (0 < numSupportedInterfaces) { 62 printf("Create engine with numSupportedInterfaces > 0 but NULL pointers\n"); 63 result = slCreateEngine(&engineObject, 0, NULL, numSupportedInterfaces, engine_ids, NULL); 64 assert(SL_RESULT_PARAMETER_INVALID == result); 65 assert(NULL == engineObject); 66 result = slCreateEngine(&engineObject, 0, NULL, numSupportedInterfaces, NULL, engine_req); 67 assert(SL_RESULT_PARAMETER_INVALID == result); 68 assert(NULL == engineObject); 69 } 70 71 printf("Create engine with no place to return the new engine object\n"); 72 result = slCreateEngine(NULL, 0, NULL, numSupportedInterfaces, engine_ids, engine_req); 73 assert(SL_RESULT_PARAMETER_INVALID == result); 74 75 printf("Create engine with NULL interface pointer\n"); 76 SLInterfaceID null_id[1] = {NULL}; 77 SLboolean null_req[1] = {SL_BOOLEAN_FALSE}; 78 result = slCreateEngine(&engineObject, 0, NULL, 1, null_id, null_req); 79 assert(SL_RESULT_PARAMETER_INVALID == result); 80 assert(NULL == engineObject); 81 82 printf("Create an engine with numOptions > 0 but NULL pointer\n"); 83 result = slCreateEngine(&engineObject, 1, NULL, 0, NULL, NULL); 84 assert(SL_RESULT_PARAMETER_INVALID == result); 85 assert(NULL == engineObject); 86 SLEngineOption options[2]; 87 options[0].feature = 0x12345; 88 options[0].data = 0; 89 90 printf("Create engine with non-sensical option\n"); 91 result = slCreateEngine(&engineObject, 1, options, 0, NULL, NULL); 92 assert(SL_RESULT_PARAMETER_INVALID == result); 93 assert(NULL == engineObject); 94 95 printf("Create an engine and require non-sensical volume interface\n"); 96 engine_ids[numSupportedInterfaces] = SL_IID_VOLUME; 97 engine_req[numSupportedInterfaces] = SL_BOOLEAN_TRUE; 98 result = slCreateEngine(&engineObject, 0, NULL, numSupportedInterfaces+1, engine_ids, 99 engine_req); 100 assert(SL_RESULT_FEATURE_UNSUPPORTED == result); 101 assert(NULL == engineObject); 102 103 printf("Create an engine and politely request a non-sensical interface with options\n"); 104 engine_req[numSupportedInterfaces] = SL_BOOLEAN_FALSE; 105 options[0].feature = SL_ENGINEOPTION_THREADSAFE; 106 options[0].data = (SLuint32) SL_BOOLEAN_TRUE; 107 options[1].feature = SL_ENGINEOPTION_LOSSOFCONTROL; 108 options[1].data = (SLuint32) SL_BOOLEAN_FALSE; 109 result = slCreateEngine(&engineObject, 2, options, numSupportedInterfaces+1, engine_ids, 110 engine_req); 111 assert(SL_RESULT_SUCCESS == result); 112 printf("Engine object %p\n", engineObject); 113 114 printf("Get each available interface before realization\n"); 115 for (index = 0; index < numSupportedInterfaces; ++index) { 116 void *interface = NULL; 117 // Use the interface ID as returned by slQuerySupportedEngineInterfaces 118 result = (*engineObject)->GetInterface(engineObject, engine_ids[index], &interface); 119 assert(SL_RESULT_SUCCESS == result || SL_RESULT_PRECONDITIONS_VIOLATED == result); 120 if (SL_RESULT_SUCCESS == result) { 121 printf("interface available pre-realize: "); 122 slesutPrintIID(engine_ids[index]); 123 } 124 } 125 126 printf("Destroy engine before realization\n"); 127 (*engineObject)->Destroy(engineObject); 128 129 printf("Create engine again\n"); 130 result = slCreateEngine(&engineObject, 0, NULL, numSupportedInterfaces, engine_ids, engine_req); 131 assert(SL_RESULT_SUCCESS == result); 132 printf("Engine object %p\n", engineObject); 133 134 printf("Realize the engine\n"); 135 result = (*engineObject)->Realize(engineObject, SL_BOOLEAN_FALSE); 136 assert(SL_RESULT_SUCCESS == result); 137 138 printf("Get each available interface after realization\n"); 139 for (index = 0; index < numSupportedInterfaces; ++index) { 140 void *interface = NULL; 141 result = (*engineObject)->GetInterface(engineObject, engine_ids[index], &interface); 142 assert(SL_RESULT_SUCCESS == result); 143 printf("interface[%u] %p\n", index, interface); 144 // Use a copy of the interface ID to make sure lookup is not purely relying on address 145 void *interface_again = NULL; 146 struct SLInterfaceID_ copy = *engine_ids[index]; 147 result = (*engineObject)->GetInterface(engineObject, ©, &interface_again); 148 assert(SL_RESULT_SUCCESS == result); 149 // Calling GetInterface multiple times should return the same interface 150 assert(interface_again == interface); 151 } 152 153 SLObjectItf engineObject2; 154 #if 0 155 printf("Create too many engines\n"); 156 result = slCreateEngine(&engineObject2, 0, NULL, 0, NULL, NULL); 157 assert(SL_RESULT_RESOURCE_ERROR == result); 158 assert(NULL == engineObject2); 159 #endif 160 161 printf("Destroy engine\n"); 162 (*engineObject)->Destroy(engineObject); 163 164 printf("Now should be able to create another engine\n"); 165 result = slCreateEngine(&engineObject2, 0, NULL, 0, NULL, NULL); 166 assert(SL_RESULT_SUCCESS == result); 167 168 printf("Exit without destroying engine -- examine log for expected error message\n"); 169 free(engine_ids); 170 free(engine_req); 171 return EXIT_SUCCESS; 172 } 173
