lavc/h264_ps: add ff_h264_ps_uninit and use it

1 files changed, 17 insertions, 0 deletions

diff --git a/libavcodec/h264_ps.c b/libavcodec/h264_ps.c
index 521f560bc1..fb05b05fac 100644
--- a/libavcodec/h264_ps.c
+++ b/libavcodec/h264_ps.c
@@ -298,6 +298,23 @@ static void decode_scaling_matrices(GetBitContext *gb, SPS *sps,
     }
 }
 
+void ff_h264_ps_uninit(H264ParamSets *ps)
+{
+    int i;
+
+    for (i = 0; i < MAX_SPS_COUNT; i++)
+        av_buffer_unref(&ps->sps_list[i]);
+
+    for (i = 0; i < MAX_PPS_COUNT; i++)
+        av_buffer_unref(&ps->pps_list[i]);
+
+    av_buffer_unref(&ps->sps_ref);
+    av_buffer_unref(&ps->pps_ref);
+
+    ps->pps = NULL;
+    ps->sps = NULL;
+}
+
 int ff_h264_decode_seq_parameter_set(GetBitContext *gb, AVCodecContext *avctx,
                                      H264ParamSets *ps, int ignore_truncation)
 {