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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.
*/
#ifndef OMX_NODE_INSTANCE_H_
#define OMX_NODE_INSTANCE_H_
#include "OMX.h"
#include <utils/RefBase.h>
#include <utils/threads.h>
namespace android {
class IOMXObserver;
struct OMXMaster;
struct OMXNodeInstance {
OMXNodeInstance(
OMX *owner, const sp<IOMXObserver> &observer);
void setHandle(OMX::node_id node_id, OMX_HANDLETYPE handle);
OMX *owner();
sp<IOMXObserver> observer();
OMX::node_id nodeID();
status_t freeNode(OMXMaster *master);
status_t sendCommand(OMX_COMMANDTYPE cmd, OMX_S32 param);
status_t getParameter(OMX_INDEXTYPE index, void *params, size_t size);
status_t setParameter(
OMX_INDEXTYPE index, const void *params, size_t size);
status_t getConfig(OMX_INDEXTYPE index, void *params, size_t size);
status_t setConfig(OMX_INDEXTYPE index, const void *params, size_t size);
status_t useBuffer(
OMX_U32 portIndex, const sp<IMemory> ¶ms,
OMX::buffer_id *buffer);
status_t allocateBuffer(
OMX_U32 portIndex, size_t size, OMX::buffer_id *buffer);
status_t allocateBufferWithBackup(
OMX_U32 portIndex, const sp<IMemory> ¶ms,
OMX::buffer_id *buffer);
status_t freeBuffer(OMX_U32 portIndex, OMX::buffer_id buffer);
status_t fillBuffer(OMX::buffer_id buffer);
status_t emptyBuffer(
OMX::buffer_id buffer,
OMX_U32 rangeOffset, OMX_U32 rangeLength,
OMX_U32 flags, OMX_TICKS timestamp);
status_t getExtensionIndex(
const char *parameterName, OMX_INDEXTYPE *index);
void onMessage(const omx_message &msg);
void onObserverDied(OMXMaster *master);
void onGetHandleFailed();
static OMX_CALLBACKTYPE kCallbacks;
private:
Mutex mLock;
OMX *mOwner;
OMX::node_id mNodeID;
OMX_HANDLETYPE mHandle;
sp<IOMXObserver> mObserver;
struct ActiveBuffer {
OMX_U32 mPortIndex;
OMX::buffer_id mID;
};
Vector<ActiveBuffer> mActiveBuffers;
~OMXNodeInstance();
void addActiveBuffer(OMX_U32 portIndex, OMX::buffer_id id);
void removeActiveBuffer(OMX_U32 portIndex, OMX::buffer_id id);
void freeActiveBuffers();
static OMX_ERRORTYPE OnEvent(
OMX_IN OMX_HANDLETYPE hComponent,
OMX_IN OMX_PTR pAppData,
OMX_IN OMX_EVENTTYPE eEvent,
OMX_IN OMX_U32 nData1,
OMX_IN OMX_U32 nData2,
OMX_IN OMX_PTR pEventData);
static OMX_ERRORTYPE OnEmptyBufferDone(
OMX_IN OMX_HANDLETYPE hComponent,
OMX_IN OMX_PTR pAppData,
OMX_IN OMX_BUFFERHEADERTYPE *pBuffer);
static OMX_ERRORTYPE OnFillBufferDone(
OMX_IN OMX_HANDLETYPE hComponent,
OMX_IN OMX_PTR pAppData,
OMX_IN OMX_BUFFERHEADERTYPE *pBuffer);
OMXNodeInstance(const OMXNodeInstance &);
OMXNodeInstance &operator=(const OMXNodeInstance &);
};
} // namespace android
#endif // OMX_NODE_INSTANCE_H_
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