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avfilter/buffersink: add av_buffersink_get_side_data()

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This will be used to get global side data that was propagated through the
filterchain.

Signed-off-by: James Almer <jamrial@gmail.com>
This commit is contained in:
James Almer
2024-03-25 09:32:16 -03:00
parent 7a025e1cb5
commit 6707d970c0
4 changed files with 16 additions and 1 deletions
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3
doc/APIchanges
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@@ -2,6 +2,9 @@ The last version increases of all libraries were on 2024-03-07
API changes, most recent first: API changes, most recent first:
2025-01-25 - xxxxxxxxxx - lavfi 10.9.100 - buffersink.h
Add av_buffersink_get_side_data().
2025-01-25 - xxxxxxxxxx - lavfi 10.8.100 - buffersrc.h 2025-01-25 - xxxxxxxxxx - lavfi 10.8.100 - buffersrc.h
Add AVBufferSrcParameters.side_data and AVBufferSrcParameters.nb_side_data Add AVBufferSrcParameters.side_data and AVBufferSrcParameters.nb_side_data

8
libavfilter/buffersink.c
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@@ -364,6 +364,14 @@ int av_buffersink_get_ch_layout(const AVFilterContext *ctx, AVChannelLayout *out
return 0; return 0;
} }
const AVFrameSideData *const *av_buffersink_get_side_data(const AVFilterContext *ctx,
int *nb_side_data)
{
av_assert0(fffilter(ctx->filter)->activate == activate);
*nb_side_data = ctx->inputs[0]->nb_side_data;
return (const AVFrameSideData *const *)ctx->inputs[0]->side_data;
}
#if FF_API_BUFFERSINK_OPTS #if FF_API_BUFFERSINK_OPTS
#define NB_ITEMS(list) (list ## _size / sizeof(*list)) #define NB_ITEMS(list) (list ## _size / sizeof(*list))
#endif #endif

4
libavfilter/buffersink.h
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@@ -48,6 +48,7 @@
* - av_buffersink_get_channels(), * - av_buffersink_get_channels(),
* - av_buffersink_get_ch_layout(), * - av_buffersink_get_ch_layout(),
* - av_buffersink_get_sample_rate(). * - av_buffersink_get_sample_rate().
* - av_buffersink_get_side_data().
* *
* The layout returned by av_buffersink_get_ch_layout() must de uninitialized * The layout returned by av_buffersink_get_ch_layout() must de uninitialized
* by the caller. * by the caller.
@@ -122,6 +123,9 @@ int av_buffersink_get_sample_rate (const AVFilterContext *c
AVBufferRef * av_buffersink_get_hw_frames_ctx (const AVFilterContext *ctx); AVBufferRef * av_buffersink_get_hw_frames_ctx (const AVFilterContext *ctx);
const AVFrameSideData *const *av_buffersink_get_side_data(const AVFilterContext *ctx,
int *nb_side_data);
/** @} */ /** @} */
/** /**

2
libavfilter/version.h
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@@ -31,7 +31,7 @@
#include "version_major.h" #include "version_major.h"
#define LIBAVFILTER_VERSION_MINOR 8 #define LIBAVFILTER_VERSION_MINOR 9
#define LIBAVFILTER_VERSION_MICRO 100 #define LIBAVFILTER_VERSION_MICRO 100