ffmpeg | branch: master | James Almer <jamr...@gmail.com> | Tue Mar 22 18:30:41 
2022 -0300| [4a8f932fd913d24aa46c9b5784b6e4980567c3ea] | committer: James Almer

avfilter/buffersrc: uninitialize the context ch_layout before overwritting it

av_buffersrc_parameters_set() can be called to set paramenters after the filter
was initialized with for example avfilter_graph_create_filter().

Signed-off-by: James Almer <jamr...@gmail.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=4a8f932fd913d24aa46c9b5784b6e4980567c3ea
---

 libavfilter/buffersrc.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/libavfilter/buffersrc.c b/libavfilter/buffersrc.c
index c8521d41b5..a3190468bb 100644
--- a/libavfilter/buffersrc.c
+++ b/libavfilter/buffersrc.c
@@ -132,6 +132,7 @@ FF_DISABLE_DEPRECATION_WARNINGS
         // if the old/new fields are set inconsistently, prefer the old ones
         if (param->channel_layout && (param->ch_layout.order != 
AV_CHANNEL_ORDER_NATIVE ||
                                       param->ch_layout.u.mask != 
param->channel_layout)) {
+            av_channel_layout_uninit(&s->ch_layout);
             av_channel_layout_from_mask(&s->ch_layout, param->channel_layout);
 FF_ENABLE_DEPRECATION_WARNINGS
         } else

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