lavc: move bitstream filter args to the bsf ctx

1 files changed, 3 insertions, 2 deletions

diff --git a/libavcodec/bitstream_filter.c b/libavcodec/bitstream_filter.c
index a4e437df5f..fb690b6821 100644
--- a/libavcodec/bitstream_filter.c
+++ b/libavcodec/bitstream_filter.c
@@ -73,6 +73,7 @@ void av_bitstream_filter_close(AVBitStreamFilterContext *bsfc)
     if (bsfc->filter->close)
         bsfc->filter->close(bsfc);
     av_freep(&bsfc->priv_data);
+    av_freep(&bsfc->args);
     av_parser_close(bsfc->parser);
     av_free(bsfc);
 }
@@ -84,6 +85,6 @@ int av_bitstream_filter_filter(AVBitStreamFilterContext *bsfc,
 {
     *poutbuf      = (uint8_t *)buf;
     *poutbuf_size = buf_size;
-    return bsfc->filter->filter(bsfc, avctx, args, poutbuf, poutbuf_size,
-                                buf, buf_size, keyframe);
+    return bsfc->filter->filter(bsfc, avctx, args ? args : bsfc->args,
+                                poutbuf, poutbuf_size, buf, buf_size, keyframe);
 }