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29 
30 #ifndef __QCAMERA_CMD_THREAD_H__
31 #define __QCAMERA_CMD_THREAD_H__
32 
33 // System dependencies
34 #include <pthread.h>
35 
36 // Camera dependencies
37 #include "cam_semaphore.h"
38 #include "cam_types.h"
39 #include "QCameraQueue.h"
40 
41 namespace qcamera {
42 
43 typedef enum
44 {
45     CAMERA_CMD_TYPE_NONE,
46     CAMERA_CMD_TYPE_START_DATA_PROC,
47     CAMERA_CMD_TYPE_STOP_DATA_PROC,
48     CAMERA_CMD_TYPE_DO_NEXT_JOB,
49     CAMERA_CMD_TYPE_EXIT,
50     CAMERA_CMD_TYPE_TIMEOUT,
51     CAMERA_CMD_TYPE_MAX
52 } camera_cmd_type_t;
53 
54 typedef struct {
55     camera_cmd_type_t cmd;
56 } camera_cmd_t;
57 
58 class QCameraCmdThread {
59 public:
60     QCameraCmdThread();
61     ~QCameraCmdThread();
62 
63     int32_t launch(void *(*start_routine)(void *), void* user_data);
64     int32_t setName(const char* name);
65     int32_t exit();
66     int32_t sendCmd(camera_cmd_type_t cmd, uint8_t sync_cmd, uint8_t priority);
67     camera_cmd_type_t getCmd();
68 
69     QCameraQueue cmd_queue;      /* cmd queue */
70     pthread_t cmd_pid;           /* cmd thread ID */
71     cam_semaphore_t cmd_sem;               /* semaphore for cmd thread */
72     cam_semaphore_t sync_sem;              /* semaphore for synchronized call signal */
73 };
74 
75 }; // namespace qcamera
76 
77 #endif /* __QCAMERA_CMD_THREAD_H__ */
78