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authorNicolas George <george@nsup.org>2016-12-18 14:31:24 +0300
committerNicolas George <george@nsup.org>2017-01-12 16:06:16 +0300
commitdbe9dbed31f0bf04ee0a8b5b667dc9c313684197 (patch)
tree571dbd3ac160244c2ae833133be3a22e5a4ec111 /libavfilter/buffersink.c
parent0b66c456f9caf5973943b5a0b008e920a655c3f9 (diff)
lavfi/buffersink: add accessors for the stream properties.
av_buffersink_get_frame_rate() did already exist; its argument becomes const.
Diffstat (limited to 'libavfilter/buffersink.c')
-rw-r--r--libavfilter/buffersink.c25
1 files changed, 19 insertions, 6 deletions
diff --git a/libavfilter/buffersink.c b/libavfilter/buffersink.c
index 7b7b47747d..030ca80315 100644
--- a/libavfilter/buffersink.c
+++ b/libavfilter/buffersink.c
@@ -279,14 +279,27 @@ void av_buffersink_set_frame_size(AVFilterContext *ctx, unsigned frame_size)
inlink->partial_buf_size = frame_size;
}
-AVRational av_buffersink_get_frame_rate(AVFilterContext *ctx)
-{
- av_assert0( !strcmp(ctx->filter->name, "buffersink")
- || !strcmp(ctx->filter->name, "ffbuffersink"));
-
- return ctx->inputs[0]->frame_rate;
+#define MAKE_AVFILTERLINK_ACCESSOR(type, field) \
+type av_buffersink_get_##field(const AVFilterContext *ctx) { \
+ av_assert0(ctx->filter->uninit == uninit); \
+ return ctx->inputs[0]->field; \
}
+MAKE_AVFILTERLINK_ACCESSOR(enum AVMediaType , type );
+MAKE_AVFILTERLINK_ACCESSOR(AVRational , time_base );
+MAKE_AVFILTERLINK_ACCESSOR(int , format );
+
+MAKE_AVFILTERLINK_ACCESSOR(AVRational , frame_rate );
+MAKE_AVFILTERLINK_ACCESSOR(int , w );
+MAKE_AVFILTERLINK_ACCESSOR(int , h );
+MAKE_AVFILTERLINK_ACCESSOR(AVRational , sample_aspect_ratio);
+
+MAKE_AVFILTERLINK_ACCESSOR(int , channels );
+MAKE_AVFILTERLINK_ACCESSOR(uint64_t , channel_layout );
+MAKE_AVFILTERLINK_ACCESSOR(int , sample_rate );
+
+MAKE_AVFILTERLINK_ACCESSOR(AVBufferRef * , hw_frames_ctx );
+
static av_cold int vsink_init(AVFilterContext *ctx, void *opaque)
{
BufferSinkContext *buf = ctx->priv;