diff options
Diffstat (limited to 'msm8996/libstagefrighthw/QComOMXPlugin.cpp')
-rw-r--r-- | msm8996/libstagefrighthw/QComOMXPlugin.cpp | 155 |
1 files changed, 155 insertions, 0 deletions
diff --git a/msm8996/libstagefrighthw/QComOMXPlugin.cpp b/msm8996/libstagefrighthw/QComOMXPlugin.cpp new file mode 100644 index 0000000..7f8933b --- /dev/null +++ b/msm8996/libstagefrighthw/QComOMXPlugin.cpp @@ -0,0 +1,155 @@ +/* + * Copyright (C) 2009 The Android Open Source Project + * Copyright (c) 2014, The Linux Foundation. All rights reserved. + * + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + */ + +#include "QComOMXPlugin.h" + +#include <dlfcn.h> + +#include <media/hardware/HardwareAPI.h> + +namespace android { + +OMXPluginBase *createOMXPlugin() { + return new QComOMXPlugin; +} + +QComOMXPlugin::QComOMXPlugin() + : mLibHandle(dlopen("libOmxCore.so", RTLD_NOW)), + mInit(NULL), + mDeinit(NULL), + mComponentNameEnum(NULL), + mGetHandle(NULL), + mFreeHandle(NULL), + mGetRolesOfComponentHandle(NULL) { + if (mLibHandle != NULL) { + mInit = (InitFunc)dlsym(mLibHandle, "OMX_Init"); + mDeinit = (DeinitFunc)dlsym(mLibHandle, "OMX_Deinit"); + + mComponentNameEnum = + (ComponentNameEnumFunc)dlsym(mLibHandle, "OMX_ComponentNameEnum"); + + mGetHandle = (GetHandleFunc)dlsym(mLibHandle, "OMX_GetHandle"); + mFreeHandle = (FreeHandleFunc)dlsym(mLibHandle, "OMX_FreeHandle"); + + mGetRolesOfComponentHandle = + (GetRolesOfComponentFunc)dlsym( + mLibHandle, "OMX_GetRolesOfComponent"); + + if (!mInit || !mDeinit || !mComponentNameEnum || !mGetHandle || + !mFreeHandle || !mGetRolesOfComponentHandle) { + dlclose(mLibHandle); + mLibHandle = NULL; + } else + (*mInit)(); + } +} + +QComOMXPlugin::~QComOMXPlugin() { + if (mLibHandle != NULL) { + (*mDeinit)(); + + dlclose(mLibHandle); + mLibHandle = NULL; + } +} + +OMX_ERRORTYPE QComOMXPlugin::makeComponentInstance( + const char *name, + const OMX_CALLBACKTYPE *callbacks, + OMX_PTR appData, + OMX_COMPONENTTYPE **component) { + if (mLibHandle == NULL) { + return OMX_ErrorUndefined; + } + + return (*mGetHandle)( + reinterpret_cast<OMX_HANDLETYPE *>(component), + const_cast<char *>(name), + appData, const_cast<OMX_CALLBACKTYPE *>(callbacks)); +} + +OMX_ERRORTYPE QComOMXPlugin::destroyComponentInstance( + OMX_COMPONENTTYPE *component) { + if (mLibHandle == NULL) { + return OMX_ErrorUndefined; + } + + return (*mFreeHandle)(reinterpret_cast<OMX_HANDLETYPE *>(component)); +} + +OMX_ERRORTYPE QComOMXPlugin::enumerateComponents( + OMX_STRING name, + size_t size, + OMX_U32 index) { + if (mLibHandle == NULL) { + return OMX_ErrorUndefined; + } + + return (*mComponentNameEnum)(name, size, index); +} + +OMX_ERRORTYPE QComOMXPlugin::getRolesOfComponent( + const char *name, + Vector<String8> *roles) { + roles->clear(); + + if (mLibHandle == NULL) { + return OMX_ErrorUndefined; + } + + OMX_U32 numRoles; + OMX_ERRORTYPE err = (*mGetRolesOfComponentHandle)( + const_cast<OMX_STRING>(name), &numRoles, NULL); + + if (err != OMX_ErrorNone) { + return err; + } + + if (numRoles > 0) { + OMX_U8 **array = new OMX_U8 *[numRoles]; + for (OMX_U32 i = 0; i < numRoles; ++i) { + array[i] = new OMX_U8[OMX_MAX_STRINGNAME_SIZE]; + } + + OMX_U32 numRoles2; + err = (*mGetRolesOfComponentHandle)( + const_cast<OMX_STRING>(name), &numRoles2, array); + + if (err != OMX_ErrorNone) { + return err; + } + + if (numRoles2 != numRoles) { + return err; + } + + for (OMX_U32 i = 0; i < numRoles; ++i) { + String8 s((const char *)array[i]); + roles->push(s); + + delete[] array[i]; + array[i] = NULL; + } + + delete[] array; + array = NULL; + } + + return OMX_ErrorNone; +} + +} // namespace android |