lavc: replace and deprecate the lock manager

Use static mutexes instead of requiring a lock manager. The behavior
should be roughly the same before and after this change for API users
which did not set the lock manager at all (except that a minor memory
leak disappears).

1 files changed, 2 insertions, 0 deletions

diff --git a/libavutil/thread.h b/libavutil/thread.h
index 309414aa7d..cc5272d379 100644
--- a/libavutil/thread.h
+++ b/libavutil/thread.h
@@ -134,6 +134,7 @@ static inline int strict_pthread_once(pthread_once_t *once_control, void (*init_
 #endif
 
 #define AVMutex pthread_mutex_t
+#define AV_MUTEX_INITIALIZER PTHREAD_MUTEX_INITIALIZER
 
 #define ff_mutex_init    pthread_mutex_init
 #define ff_mutex_lock    pthread_mutex_lock
@@ -148,6 +149,7 @@ static inline int strict_pthread_once(pthread_once_t *once_control, void (*init_
 #else
 
 #define AVMutex char
+#define AV_MUTEX_INITIALIZER 0
 
 static inline int ff_mutex_init(AVMutex *mutex, const void *attr){ return 0; }
 static inline int ff_mutex_lock(AVMutex *mutex){ return 0; }