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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_MAX
51 } camera_cmd_type_t;
52 
53 typedef struct {
54     camera_cmd_type_t cmd;
55 } camera_cmd_t;
56 
57 class QCameraCmdThread {
58 public:
59     QCameraCmdThread();
60     ~QCameraCmdThread();
61 
62     int32_t launch(void *(*start_routine)(void *), void* user_data);
63     int32_t setName(const char* name);
64     int32_t exit();
65     int32_t sendCmd(camera_cmd_type_t cmd, uint8_t sync_cmd, uint8_t priority);
66     camera_cmd_type_t getCmd();
67 
68     QCameraQueue cmd_queue;      /* cmd queue */
69     pthread_t cmd_pid;           /* cmd thread ID */
70     cam_semaphore_t cmd_sem;               /* semaphore for cmd thread */
71     cam_semaphore_t sync_sem;              /* semaphore for synchronized call signal */
72 };
73 
74 }; // namespace qcamera
75 
76 #endif /* __QCAMERA_CMD_THREAD_H__ */
77