Signed-off-by: James Almer <jamr...@gmail.com>
---
libavfilter/avfilter.c | 6 ++++--
1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/libavfilter/avfilter.c b/libavfilter/avfilter.c
index b431990edc..049c5ff47c 100644
--- a/libavfilter/avfilter.c
+++ b/libavfilter/avfilter.c
@@ -19,7 +19,8 @@
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
*/
-#include "libavutil/atomic.h"
+#include <stdatomic.h>
+
#include "libavutil/avassert.h"
#include "libavutil/avstring.h"
#include "libavutil/buffer.h"
@@ -580,13 +581,14 @@ AVFilter *avfilter_get_by_name(const char *name)
int avfilter_register(AVFilter *filter)
{
AVFilter **f = last_filter;
+ const AVFilter *cmp = NULL;
/* the filter must select generic or internal exclusively */
av_assert0((filter->flags & AVFILTER_FLAG_SUPPORT_TIMELINE) !=
AVFILTER_FLAG_SUPPORT_TIMELINE);
filter->next = NULL;
- while(*f || avpriv_atomic_ptr_cas((void * volatile *)f, NULL, filter))
+ while(*f || !atomic_compare_exchange_strong(f, &cmp, filter))
f = &(*f)->next;
last_filter = &filter->next;
--
2.12.0
_______________________________________________
ffmpeg-devel mailing list
ffmpeg-devel@ffmpeg.org
http://ffmpeg.org/mailman/listinfo/ffmpeg-devel
