Byron Gardner | 419d340 | 2014-08-12 15:09:23 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2009-2011 Intel Corporation. All rights reserved. |
| 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 | /* |
| 18 | * Copyright (C) 2009 The Android Open Source Project |
| 19 | * |
| 20 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 21 | * you may not use this file except in compliance with the License. |
| 22 | * You may obtain a copy of the License at |
| 23 | * |
| 24 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 25 | * |
| 26 | * Unless required by applicable law or agreed to in writing, software |
| 27 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 28 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 29 | * See the License for the specific language governing permissions and |
| 30 | * limitations under the License. |
| 31 | */ |
| 32 | |
| 33 | #include "WrsOMXPlugin.h" |
| 34 | |
| 35 | #include <dlfcn.h> |
| 36 | |
| 37 | #include <HardwareAPI.h> |
| 38 | #include <media/stagefright/foundation/ADebug.h> |
| 39 | |
| 40 | namespace android { |
| 41 | |
| 42 | OMXPluginBase *createOMXPlugin() { |
| 43 | return new WrsOMXPlugin; |
| 44 | } |
| 45 | |
| 46 | WrsOMXPlugin::WrsOMXPlugin() |
| 47 | { |
Jason Hu | 490aba9 | 2014-08-15 03:45:37 +0800 | [diff] [blame] | 48 | #ifdef TARGET_HAS_ISV |
| 49 | AddCore("libisv_omx_core.so"); |
| 50 | #else |
Byron Gardner | 419d340 | 2014-08-12 15:09:23 -0700 | [diff] [blame] | 51 | AddCore("libwrs_omxil_core_pvwrapped.so"); |
| 52 | #if defined(USE_MEDIASDK) |
| 53 | AddCore("libmfx_omx_core.so"); |
| 54 | #endif |
Jason Hu | 490aba9 | 2014-08-15 03:45:37 +0800 | [diff] [blame] | 55 | #endif |
Byron Gardner | 419d340 | 2014-08-12 15:09:23 -0700 | [diff] [blame] | 56 | } |
| 57 | |
| 58 | OMX_ERRORTYPE WrsOMXPlugin::AddCore(const char* coreName) |
| 59 | { |
| 60 | void* libHandle = dlopen(coreName, RTLD_NOW); |
| 61 | |
| 62 | if (libHandle != NULL) { |
| 63 | WrsOMXCore* core = (WrsOMXCore*)calloc(1,sizeof(WrsOMXCore)); |
| 64 | |
| 65 | if (!core) { |
| 66 | dlclose(libHandle); |
| 67 | return OMX_ErrorUndefined; |
| 68 | } |
| 69 | // set plugin lib handle and methods |
| 70 | core->mLibHandle = libHandle; |
| 71 | core->mInit = (WrsOMXCore::InitFunc)dlsym(libHandle, "OMX_Init"); |
| 72 | core->mDeinit = (WrsOMXCore::DeinitFunc)dlsym(libHandle, "OMX_Deinit"); |
| 73 | |
| 74 | core->mComponentNameEnum = |
| 75 | (WrsOMXCore::ComponentNameEnumFunc)dlsym(libHandle, "OMX_ComponentNameEnum"); |
| 76 | |
| 77 | core->mGetHandle = (WrsOMXCore::GetHandleFunc)dlsym(libHandle, "OMX_GetHandle"); |
| 78 | core->mFreeHandle = (WrsOMXCore::FreeHandleFunc)dlsym(libHandle, "OMX_FreeHandle"); |
| 79 | |
| 80 | core->mGetRolesOfComponentHandle = |
| 81 | (WrsOMXCore::GetRolesOfComponentFunc)dlsym( |
| 82 | libHandle, "OMX_GetRolesOfComponent"); |
| 83 | if (core->mInit != NULL) { |
| 84 | (*(core->mInit))(); |
| 85 | } |
| 86 | if (core->mComponentNameEnum != NULL) { |
| 87 | // calculating number of components registered inside given OMX core |
| 88 | char tmpComponentName[OMX_MAX_STRINGNAME_SIZE] = { 0 }; |
| 89 | OMX_U32 tmpIndex = 0; |
| 90 | while (OMX_ErrorNone == ((*(core->mComponentNameEnum))(tmpComponentName, OMX_MAX_STRINGNAME_SIZE, tmpIndex))) { |
| 91 | tmpIndex++; |
| 92 | ALOGI("OMX IL core %s: declares component %s", coreName, tmpComponentName); |
| 93 | } |
| 94 | core->mNumComponents = tmpIndex; |
| 95 | ALOGI("OMX IL core %s: contains %ld components", coreName, core->mNumComponents); |
| 96 | } |
| 97 | // add plugin to the vector |
| 98 | mCores.push_back(core); |
| 99 | } |
| 100 | else { |
| 101 | ALOGW("OMX IL core %s not found", coreName); |
| 102 | return OMX_ErrorUndefined; // Do we need to return error message |
| 103 | } |
| 104 | return OMX_ErrorNone; |
| 105 | } |
| 106 | |
| 107 | WrsOMXPlugin::~WrsOMXPlugin() { |
| 108 | for (OMX_U32 i = 0; i < mCores.size(); i++) { |
| 109 | if (mCores[i] != NULL && mCores[i]->mLibHandle != NULL) { |
| 110 | (*(mCores[i]->mDeinit))(); |
| 111 | |
| 112 | dlclose(mCores[i]->mLibHandle); |
| 113 | free(mCores[i]); |
| 114 | } |
| 115 | } |
| 116 | } |
| 117 | |
| 118 | OMX_ERRORTYPE WrsOMXPlugin::makeComponentInstance( |
| 119 | const char *name, |
| 120 | const OMX_CALLBACKTYPE *callbacks, |
| 121 | OMX_PTR appData, |
| 122 | OMX_COMPONENTTYPE **component) { |
| 123 | for (OMX_U32 i = 0; i < mCores.size(); i++) { |
| 124 | if (mCores[i] != NULL) { |
| 125 | if (mCores[i]->mLibHandle == NULL) { |
| 126 | continue; |
| 127 | } |
| 128 | |
| 129 | OMX_ERRORTYPE omx_res = (*(mCores[i]->mGetHandle))( |
| 130 | reinterpret_cast<OMX_HANDLETYPE *>(component), |
| 131 | const_cast<char *>(name), |
| 132 | appData, const_cast<OMX_CALLBACKTYPE *>(callbacks)); |
| 133 | if(omx_res == OMX_ErrorNone) { |
| 134 | Mutex::Autolock autoLock(mMutex); |
| 135 | WrsOMXComponent comp; |
| 136 | |
| 137 | comp.mComponent = *component; |
| 138 | comp.mCore = mCores[i]; |
| 139 | |
| 140 | mComponents.push_back(comp); |
| 141 | return OMX_ErrorNone; |
| 142 | } |
| 143 | } |
| 144 | } |
| 145 | return OMX_ErrorInvalidComponentName; |
| 146 | } |
| 147 | |
| 148 | OMX_ERRORTYPE WrsOMXPlugin::destroyComponentInstance( |
| 149 | OMX_COMPONENTTYPE *component) { |
| 150 | Mutex::Autolock autoLock(mMutex); |
| 151 | for (OMX_U32 i = 0; i < mComponents.size(); i++) { |
| 152 | if (mComponents[i].mComponent == component) { |
| 153 | if (mComponents[i].mCore == NULL || mComponents[i].mCore->mLibHandle == NULL) { |
| 154 | return OMX_ErrorUndefined; |
| 155 | } |
| 156 | OMX_ERRORTYPE omx_res = (*(mComponents[i].mCore->mFreeHandle))(reinterpret_cast<OMX_HANDLETYPE *>(component)); |
| 157 | mComponents.erase(mComponents.begin() + i); |
| 158 | return omx_res; |
| 159 | } |
| 160 | } |
| 161 | return OMX_ErrorInvalidComponent; |
| 162 | } |
| 163 | |
| 164 | OMX_ERRORTYPE WrsOMXPlugin::enumerateComponents( |
| 165 | OMX_STRING name, |
| 166 | size_t size, |
| 167 | OMX_U32 index) { |
| 168 | // returning components |
| 169 | OMX_U32 relativeIndex = index; |
| 170 | for (OMX_U32 i = 0; i < mCores.size(); i++) { |
| 171 | if (mCores[i]->mLibHandle == NULL) { |
| 172 | continue; |
| 173 | } |
| 174 | if (relativeIndex < mCores[i]->mNumComponents) return ((*(mCores[i]->mComponentNameEnum))(name, size, relativeIndex)); |
| 175 | else relativeIndex -= mCores[i]->mNumComponents; |
| 176 | } |
| 177 | return OMX_ErrorNoMore; |
| 178 | } |
| 179 | |
| 180 | OMX_ERRORTYPE WrsOMXPlugin::getRolesOfComponent( |
| 181 | const char *name, |
| 182 | Vector<String8> *roles) { |
| 183 | roles->clear(); |
| 184 | for (OMX_U32 j = 0; j < mCores.size(); j++) { |
| 185 | if (mCores[j]->mLibHandle == NULL) { |
| 186 | continue; |
| 187 | } |
| 188 | |
| 189 | OMX_U32 numRoles; |
| 190 | OMX_ERRORTYPE err = (*(mCores[j]->mGetRolesOfComponentHandle))( |
| 191 | const_cast<OMX_STRING>(name), &numRoles, NULL); |
| 192 | |
| 193 | if (err != OMX_ErrorNone) { |
| 194 | continue; |
| 195 | } |
| 196 | |
| 197 | if (numRoles > 0) { |
| 198 | OMX_U8 **array = new OMX_U8 *[numRoles]; |
| 199 | for (OMX_U32 i = 0; i < numRoles; ++i) { |
| 200 | array[i] = new OMX_U8[OMX_MAX_STRINGNAME_SIZE]; |
| 201 | } |
| 202 | |
| 203 | OMX_U32 numRoles2 = numRoles; |
| 204 | err = (*(mCores[j]->mGetRolesOfComponentHandle))( |
| 205 | const_cast<OMX_STRING>(name), &numRoles2, array); |
| 206 | |
| 207 | CHECK_EQ(err, OMX_ErrorNone); |
| 208 | CHECK_EQ(numRoles, numRoles2); |
| 209 | |
| 210 | for (OMX_U32 i = 0; i < numRoles; ++i) { |
| 211 | String8 s((const char *)array[i]); |
| 212 | roles->push(s); |
| 213 | |
| 214 | delete[] array[i]; |
| 215 | array[i] = NULL; |
| 216 | } |
| 217 | |
| 218 | delete[] array; |
| 219 | array = NULL; |
| 220 | } |
| 221 | return OMX_ErrorNone; |
| 222 | } |
| 223 | return OMX_ErrorInvalidComponent; |
| 224 | } |
| 225 | |
| 226 | } // namespace android |