209a9aec1c
Signed-off-by: Deokgyu Yang <secugyu@gmail.com> Change-Id: I1eb5082082c7af4b7d8f98dbe5a1f8d9a20bebef
79 lines
2.9 KiB
C++
79 lines
2.9 KiB
C++
/* Copyright (c) 2012-2016, The Linux Foundation. All rights reserved.
|
|
*
|
|
* Redistribution and use in source and binary forms, with or without
|
|
* modification, are permitted provided that the following conditions are
|
|
* met:
|
|
* * Redistributions of source code must retain the above copyright
|
|
* notice, this list of conditions and the following disclaimer.
|
|
* * Redistributions in binary form must reproduce the above
|
|
* copyright notice, this list of conditions and the following
|
|
* disclaimer in the documentation and/or other materials provided
|
|
* with the distribution.
|
|
* * Neither the name of The Linux Foundation nor the names of its
|
|
* contributors may be used to endorse or promote products derived
|
|
* from this software without specific prior written permission.
|
|
*
|
|
* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
|
|
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
|
|
* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
|
|
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
|
|
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
|
|
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
|
|
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
|
|
* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
|
|
* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
|
|
* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
|
|
* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
|
*
|
|
*/
|
|
|
|
#ifndef __QCAMERA_QUEUE_H__
|
|
#define __QCAMERA_QUEUE_H__
|
|
|
|
// System dependencies
|
|
#include <pthread.h>
|
|
|
|
// Camera dependencies
|
|
#include "cam_list.h"
|
|
|
|
namespace qcamera {
|
|
|
|
typedef bool (*match_fn_data)(void *data, void *user_data, void *match_data);
|
|
typedef void (*release_data_fn)(void* data, void *user_data);
|
|
typedef bool (*match_fn)(void *data, void *user_data);
|
|
|
|
class QCameraQueue {
|
|
public:
|
|
QCameraQueue();
|
|
QCameraQueue(release_data_fn data_rel_fn, void *user_data);
|
|
virtual ~QCameraQueue();
|
|
void init();
|
|
bool enqueue(void *data);
|
|
bool enqueueWithPriority(void *data);
|
|
/* This call will put queue into uninitialized state.
|
|
* Need to call init() in order to use the queue again */
|
|
void flush();
|
|
void flushNodes(match_fn match);
|
|
void flushNodes(match_fn_data match, void *spec_data);
|
|
void* dequeue(bool bFromHead = true);
|
|
void* dequeue(match_fn_data match, void *spec_data);
|
|
void* peek();
|
|
bool isEmpty();
|
|
int getCurrentSize() {return m_size;}
|
|
private:
|
|
typedef struct {
|
|
struct cam_list list;
|
|
void* data;
|
|
} camera_q_node;
|
|
|
|
camera_q_node m_head; // dummy head
|
|
int m_size;
|
|
bool m_active;
|
|
pthread_mutex_t m_lock;
|
|
release_data_fn m_dataFn;
|
|
void * m_userData;
|
|
};
|
|
|
|
}; // namespace qcamera
|
|
|
|
#endif /* __QCAMERA_QUEUE_H__ */
|