[FFmpeg-cvslog] vsrc_buffer: return EAGAIN if no frame is available.

[Nicolas George]

ffmpeg | branch: master | Nicolas George <nicolas.george at normalesup.org> | Tue Apr 17 18:31:25 2012 +0200| [5cb4f1a1276193c12805e5e871e10bc3fffc207f] | committer: Anton Khirnov

vsrc_buffer: return EAGAIN if no frame is available.

This is not an erroneous condition, do not print a warning.

Signed-off-by: Anton Khirnov <anton at khirnov.net>

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=5cb4f1a1276193c12805e5e871e10bc3fffc207f
---

 libavfilter/vsrc_buffer.c |    4 +---
 1 files changed, 1 insertions(+), 3 deletions(-)

diff --git a/libavfilter/vsrc_buffer.c b/libavfilter/vsrc_buffer.c
index 742943a..1ace368 100644
--- a/libavfilter/vsrc_buffer.c
+++ b/libavfilter/vsrc_buffer.c
@@ -175,9 +175,7 @@ static int request_frame(AVFilterLink *link)
     if (!av_fifo_size(c->fifo)) {
         if (c->eof)
             return AVERROR_EOF;
-        av_log(link->src, AV_LOG_ERROR,
-               "request_frame() called with no available frame!\n");
-        return AVERROR(EINVAL);
+        return AVERROR(EAGAIN);
     }
     av_fifo_generic_read(c->fifo, &buf, sizeof(buf), NULL);