77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
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/* Copyright (c) 2012, 2016, The Linux Foundation. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are
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* met:
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above
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* copyright notice, this list of conditions and the following
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* disclaimer in the documentation and/or other materials provided
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* with the distribution.
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* * Neither the name of The Linux Foundation nor the names of its
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* contributors may be used to endorse or promote products derived
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* from this software without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED "AS IS" AND ANY EXPRESS OR IMPLIED
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* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
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* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS
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* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
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* BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
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* WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
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* OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN
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* IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef __QCAMERA_CMD_THREAD_H__
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#define __QCAMERA_CMD_THREAD_H__
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// System dependencies
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#include <pthread.h>
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// Camera dependencies
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#include "cam_semaphore.h"
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#include "cam_types.h"
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#include "QCameraQueue.h"
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namespace qcamera {
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typedef enum
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{
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CAMERA_CMD_TYPE_NONE,
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CAMERA_CMD_TYPE_START_DATA_PROC,
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CAMERA_CMD_TYPE_STOP_DATA_PROC,
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CAMERA_CMD_TYPE_DO_NEXT_JOB,
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CAMERA_CMD_TYPE_EXIT,
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CAMERA_CMD_TYPE_MAX
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} camera_cmd_type_t;
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typedef struct {
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camera_cmd_type_t cmd;
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} camera_cmd_t;
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class QCameraCmdThread {
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public:
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QCameraCmdThread();
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~QCameraCmdThread();
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int32_t launch(void *(*start_routine)(void *), void* user_data);
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int32_t setName(const char* name);
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int32_t exit();
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int32_t sendCmd(camera_cmd_type_t cmd, uint8_t sync_cmd, uint8_t priority);
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camera_cmd_type_t getCmd();
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QCameraQueue cmd_queue; /* cmd queue */
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pthread_t cmd_pid; /* cmd thread ID */
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cam_semaphore_t cmd_sem; /* semaphore for cmd thread */
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cam_semaphore_t sync_sem; /* semaphore for synchronized call signal */
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};
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}; // namespace qcamera
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#endif /* __QCAMERA_CMD_THREAD_H__ */
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