[FFmpeg-cvslog] af_amix: only consider negative return codes as errors.

[Anton Khirnov]

ffmpeg | branch: master | Anton Khirnov <anton at khirnov.net> | Wed Jul  4 18:55:14 2012 +0200| [428b369804d1a0ea7212409e800324ce284e9d55] | committer: Anton Khirnov

af_amix: only consider negative return codes as errors.

> http://git.videolan.org/gitweb.cgi/ffmpeg.git/?a=commit;h=428b369804d1a0ea7212409e800324ce284e9d55
---

 libavfilter/af_amix.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/libavfilter/af_amix.c b/libavfilter/af_amix.c
index 8ceb179..a8ec8a1 100644
--- a/libavfilter/af_amix.c
+++ b/libavfilter/af_amix.c
@@ -360,7 +360,7 @@ static int request_samples(AVFilterContext *ctx, int min_samples)
                 s->input_state[i] = INPUT_OFF;
                 continue;
             }
-        } else if (ret)
+        } else if (ret < 0)
             return ret;
     }
     return 0;
@@ -422,7 +422,7 @@ static int request_frame(AVFilterLink *outlink)
                 return AVERROR_EOF;
             else
                 return AVERROR(EAGAIN);
-        } else if (ret)
+        } else if (ret < 0)
             return ret;
     }
     av_assert0(s->frame_list->nb_frames > 0);