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avfilter/formats: Constify channel_layout in ff_add_channel_layout()

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It copies, not moves the channel layout.

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>
This commit is contained in:
Andreas Rheinhardt 2022-05-16 11:35:20 +02:00
parent 2c8f97831a
commit 41a558fea0
2 changed files with 4 additions and 2 deletions
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3
libavfilter/formats.c
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@ -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);

3
libavfilter/formats.h
View File

@ -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.