Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@gmail.com>
---
libavcodec/rv34.c | 5 +++--
1 file changed, 3 insertions(+), 2 deletions(-)
diff --git a/libavcodec/rv34.c b/libavcodec/rv34.c
index e633c348bd..13f9b609e2 100644
--- a/libavcodec/rv34.c
+++ b/libavcodec/rv34.c
@@ -27,6 +27,7 @@
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
+#include "libavutil/thread.h"
#include "avcodec.h"
#include "error_resilience.h"
@@ -1481,6 +1482,7 @@ static int rv34_decode_slice(RV34DecContext *r, int end,
const uint8_t* buf, int
*/
av_cold int ff_rv34_decode_init(AVCodecContext *avctx)
{
+ static AVOnce init_static_once = AV_ONCE_INIT;
RV34DecContext *r = avctx->priv_data;
MpegEncContext *s = &r->s;
int ret;
@@ -1513,8 +1515,7 @@ av_cold int ff_rv34_decode_init(AVCodecContext *avctx)
return ret;
}
- if(!intra_vlcs[0].cbppattern[0].bits)
- rv34_init_tables();
+ ff_thread_once(&init_static_once, rv34_init_tables);
return 0;
}
--
2.25.1
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