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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 ANDROID_OMX_H_
#define ANDROID_OMX_H_
#include <pthread.h>
#include <media/IOMX.h>
#include <utils/threads.h>
namespace android {
class NodeMeta;
class OMX : public BnOMX {
public:
OMX();
virtual ~OMX();
#if IOMX_USES_SOCKETS
virtual status_t connect(int *sd);
#endif
virtual status_t list_nodes(List<String8> *list);
virtual status_t allocate_node(const char *name, node_id *node);
virtual status_t free_node(node_id node);
virtual status_t send_command(
node_id node, OMX_COMMANDTYPE cmd, OMX_S32 param);
virtual status_t get_parameter(
node_id node, OMX_INDEXTYPE index,
void *params, size_t size);
virtual status_t set_parameter(
node_id node, OMX_INDEXTYPE index,
const void *params, size_t size);
virtual status_t use_buffer(
node_id node, OMX_U32 port_index, const sp<IMemory> ¶ms,
buffer_id *buffer);
virtual status_t allocate_buffer(
node_id node, OMX_U32 port_index, size_t size,
buffer_id *buffer);
virtual status_t allocate_buffer_with_backup(
node_id node, OMX_U32 port_index, const sp<IMemory> ¶ms,
buffer_id *buffer);
virtual status_t free_buffer(
node_id node, OMX_U32 port_index, buffer_id buffer);
#if !IOMX_USES_SOCKETS
virtual status_t observe_node(
node_id node, const sp<IOMXObserver> &observer);
virtual void fill_buffer(node_id node, buffer_id buffer);
virtual void empty_buffer(
node_id node,
buffer_id buffer,
OMX_U32 range_offset, OMX_U32 range_length,
OMX_U32 flags, OMX_TICKS timestamp);
#endif
private:
static OMX_CALLBACKTYPE kCallbacks;
#if IOMX_USES_SOCKETS
int mSock;
pthread_t mThread;
static void *ThreadWrapper(void *me);
void threadEntry();
#endif
Mutex mLock;
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);
OMX_ERRORTYPE OnEvent(
NodeMeta *meta,
OMX_IN OMX_EVENTTYPE eEvent,
OMX_IN OMX_U32 nData1,
OMX_IN OMX_U32 nData2,
OMX_IN OMX_PTR pEventData);
OMX_ERRORTYPE OnEmptyBufferDone(
NodeMeta *meta, OMX_IN OMX_BUFFERHEADERTYPE *pBuffer);
OMX_ERRORTYPE OnFillBufferDone(
NodeMeta *meta, OMX_IN OMX_BUFFERHEADERTYPE *pBuffer);
OMX(const OMX &);
OMX &operator=(const OMX &);
};
} // namespace android
#endif // ANDROID_OMX_H_
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