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20 
21 #ifndef __MFX_SCHEDULER_CORE_THREAD_H
22 #define __MFX_SCHEDULER_CORE_THREAD_H
23 
24 #include <mfxdefs.h>
25 
26 #include <thread>
27 #include <condition_variable>
28 
29 // forward declaration of the owning class
30 class mfxSchedulerCore;
31 
32 struct MFX_SCHEDULER_THREAD_CONTEXT
33 {
MFX_SCHEDULER_THREAD_CONTEXTMFX_SCHEDULER_THREAD_CONTEXT34     MFX_SCHEDULER_THREAD_CONTEXT()
35       : state(State::Waiting)
36       , pSchedulerCore(NULL)
37       , threadNum(0)
38       , threadHandle()
39       , workTime(0)
40       , sleepTime(0)
41     {}
42 
43     enum State {
44         Waiting, // thread is waiting for incoming tasks
45         Running  // thread is executing a task
46     };
47 
48     State state;                       // thread state, waiting or running
49     mfxSchedulerCore *pSchedulerCore;  // pointer to the owning core
50     mfxU32 threadNum;                  // thread number assigned by the core
51     std::thread threadHandle;          // thread handle
52     std::condition_variable taskAdded; // cond. variable to signal new tasks
53 
54     mfxU64 workTime;                   // integral working time
55     mfxU64 sleepTime;                  // integral sleeping time
56 };
57 
58 #endif // #ifndef __MFX_SCHEDULER_CORE_THREAD_H
59