alac: limit the rice param before passing to decode_scalar()

[ffmpeg] / libavcodec / w32pthreads.h

diff --git a/libavcodec/w32pthreads.h b/libavcodec/w32pthreads.h
index 3cdbc2c343eeb65256ebe3efa34762d0fe48f61e..ae6ceb91f880ac1f29d3f283ccca04f823b82f67 100644 (file)
--- a/libavcodec/w32pthreads.h
+++ b/libavcodec/w32pthreads.h
@@ -120,7 +120,7 @@ typedef struct {
     volatile int waiter_count;
     HANDLE semaphore;
     HANDLE waiters_done;
-    int is_broadcast;
+    volatile int is_broadcast;
 } win32_cond_t;
 
 static void pthread_cond_init(pthread_cond_t *cond, const void *unused_attr)
@@ -187,19 +187,20 @@ static void pthread_cond_broadcast(pthread_cond_t *cond)
         ReleaseSemaphore(win32_cond->semaphore, win32_cond->waiter_count, NULL);
         pthread_mutex_unlock(&win32_cond->mtx_waiter_count);
         WaitForSingleObject(win32_cond->waiters_done, INFINITE);
+        ResetEvent(win32_cond->waiters_done);
         win32_cond->is_broadcast = 0;
     } else
         pthread_mutex_unlock(&win32_cond->mtx_waiter_count);
     pthread_mutex_unlock(&win32_cond->mtx_broadcast);
 }
 
-static void pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex)
+static int pthread_cond_wait(pthread_cond_t *cond, pthread_mutex_t *mutex)
 {
     win32_cond_t *win32_cond = cond->ptr;
     int last_waiter;
     if (cond_wait) {
         cond_wait(cond, mutex, INFINITE);
-        return;
+        return 0;
     }
 
     /* non native condition variables */