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/*
* Copyright (C) 2009 The Android Open Source Project
*
* 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 "TIOMXPlugin.h"
#include <dlfcn.h>
#include <media/stagefright/HardwareAPI.h>
namespace android {
OMXPluginBase *createOMXPlugin() {
return new TIOMXPlugin;
}
TIOMXPlugin::TIOMXPlugin()
: mLibHandle(dlopen("libOMX_Core.so", RTLD_NOW)),
mInit(NULL),
mDeinit(NULL),
mComponentNameEnum(NULL),
mGetHandle(NULL) {
if (mLibHandle != NULL) {
mInit = (InitFunc)dlsym(mLibHandle, "TIOMX_Init");
mDeinit = (DeinitFunc)dlsym(mLibHandle, "TIOMX_DeInit");
mComponentNameEnum =
(ComponentNameEnumFunc)dlsym(mLibHandle, "TIOMX_ComponentNameEnum");
mGetHandle = (GetHandleFunc)dlsym(mLibHandle, "TIOMX_GetHandle");
(*mInit)();
}
}
TIOMXPlugin::~TIOMXPlugin() {
if (mLibHandle != NULL) {
(*mDeinit)();
dlclose(mLibHandle);
mLibHandle = NULL;
}
}
OMX_ERRORTYPE TIOMXPlugin::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 TIOMXPlugin::enumerateComponents(
OMX_STRING name,
size_t size,
OMX_U32 index) {
if (mLibHandle == NULL) {
return OMX_ErrorUndefined;
}
return (*mComponentNameEnum)(name, size, index);
}
} // namespace android
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