[FFmpeg-cvslog] avfilter/formats: Constify channel_layout in ff_add_channel_layout()

[Andreas Rheinhardt]

ffmpeg | branch: master | Andreas Rheinhardt <andreas.rheinhardt at outlook.com> | Mon May 16 11:35:20 2022 +0200| [41a558fea06cc0a23b8d2d0dfb03ef6a25cf5100] | committer: Andreas Rheinhardt

avfilter/formats: Constify channel_layout in ff_add_channel_layout()

It copies, not moves the channel layout.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt at outlook.com>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=41a558fea06cc0a23b8d2d0dfb03ef6a25cf5100
---

 libavfilter/formats.c | 3 ++-
 libavfilter/formats.h | 3 ++-
 2 files changed, 4 insertions(+), 2 deletions(-)

diff --git a/libavfilter/formats.c b/libavfilter/formats.c
index f2c474e279..e8c2888c0c 100644
--- a/libavfilter/formats.c
+++ b/libavfilter/formats.c
@@ -464,7 +464,8 @@ do {                                                              \
     (*f)->nb++;                                                   \
 } while (0)
 
-int ff_add_channel_layout(AVFilterChannelLayouts **l, AVChannelLayout *channel_layout)
+int ff_add_channel_layout(AVFilterChannelLayouts **l,
+                          const AVChannelLayout *channel_layout)
 {
     av_assert1(!(*l && (*l)->all_layouts));
     ADD_FORMAT(l, channel_layout, ff_channel_layouts_unref, AVChannelLayout, channel_layouts, nb_channel_layouts);
diff --git a/libavfilter/formats.h b/libavfilter/formats.h
index caf23d0792..22224dce2d 100644
--- a/libavfilter/formats.h
+++ b/libavfilter/formats.h
@@ -180,7 +180,8 @@ av_warn_unused_result
 int ff_set_common_formats_from_list(AVFilterContext *ctx, const int *fmts);
 
 av_warn_unused_result
-int ff_add_channel_layout(AVFilterChannelLayouts **l, AVChannelLayout *channel_layout);
+int ff_add_channel_layout(AVFilterChannelLayouts **l,
+                          const AVChannelLayout *channel_layout);
 
 /**
  * Add *ref as a new reference to f.