ijksdl: add SDL_GetTickHR()

ijkmediaplayer/jni/ijksdl/ijksdl_timer.c

@@ -39,3 +39,12 @@ void SDL_Delay(Uint32 ms)
         was_error = nanosleep(&tv, &elapsed);
     } while (was_error);
 }
+
+Uint64 SDL_GetTickHR(void)
+{
+    Uint64 clock;
+    struct timespec now;
+    clock_gettime(CLOCK_MONOTONIC_HR, &now);
+    clock = now.tv_sec * 1000 + now.tv_nsec * 1000000;
+    return (clock);
+}

ijkmediaplayer/jni/ijksdl/ijksdl_timer.h

@@ -28,4 +28,6 @@
 
 void SDL_Delay(Uint32 ms);
 
+Uint64 SDL_GetTickHR(void);
+
 #endif