avfilter/buffersink: return EOF if closed link in av_buffersink_get_frame_flags()

Signed-off-by: Michael Niedermayer <michaelni@gmx.at>

avfilter/buffersink: return EOF if closed link in av_buffersink_get_frame_flags()
Signed-off-by: Michael Niedermayer <michaelni@gmx.at>
8e3b1f25 · Michael Niedermayer · bd8f2fa5 · 8e3b1f25
Commit 8e3b1f25 authored May 16, 2015 by Michael Niedermayer
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buffersink.c libavfilter/buffersink.c +2 -0

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--- a/libavfilter/buffersink.c
+++ b/libavfilter/buffersink.c
@@ -132,6 +132,8 @@ int attribute_align_arg av_buffersink_get_frame_flags(AVFilterContext *ctx, AVFr

    /* no picref available, fetch it from the filterchain */
    if (!av_fifo_size(buf->fifo)) {
+        if (inlink->closed)
+            return AVERROR_EOF;
        if (flags & AV_BUFFERSINK_FLAG_NO_REQUEST)
            return AVERROR(EAGAIN);
        if ((ret = ff_request_frame(inlink)) < 0)