h264: Do not share rbsp_buffer across threads

Signed-off-by: Luca Barbato <lu_zero@gentoo.org>
CC: libav-stable@libav.org
(cherry picked from commit 61928b68dc28e080b8c8191afe5541123c682bbd)
Signed-off-by: Anton Khirnov <anton@khirnov.net>

diff --git a/libavcodec/h264.c b/libavcodec/h264.c
index 208aa92..6dca22b 100644 (file)
--- a/libavcodec/h264.c
+++ b/libavcodec/h264.c
@@ -686,6 +686,10 @@ static int decode_init_thread_copy(AVCodecContext *avctx)
     memset(h->sps_buffers, 0, sizeof(h->sps_buffers));
     memset(h->pps_buffers, 0, sizeof(h->pps_buffers));
 
+    h->rbsp_buffer[0]      = NULL;
+    h->rbsp_buffer[1]      = NULL;
+    h->rbsp_buffer_size[0] = 0;
+    h->rbsp_buffer_size[1] = 0;
     h->context_initialized = 0;
 
     return 0;