From: Jan Sebechlebsky <sebechlebsky...@gmail.com>
This makes av_write_trailer not to free the resources if write_trailer
call returns AVERROR(EAGAIN) allowing repeated calls of write_trailer of
non-blocking muxer.
Signed-off-by: Jan Sebechlebsky <sebechlebsky...@gmail.com>
---
libavformat/avformat.h | 6 +++++-
libavformat/mux.c | 3 +++
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 818184e..9191c69 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -2508,8 +2508,12 @@ int av_write_uncoded_frame_query(AVFormatContext *s, int
stream_index);
*
* May only be called after a successful call to avformat_write_header.
*
+ * If AVFMT_FLAG_NONBLOCK is set, this call may return AVERROR(EAGAIN)
+ * meaning the operation is pending and the call should be repeated.
+ *
* @param s media file handle
- * @return 0 if OK, AVERROR_xxx on error
+ * @return 0 if OK, AVERROR(EAGAIN) in case call should be repeated,
+ * other AVERROR on error
*/
int av_write_trailer(AVFormatContext *s);
diff --git a/libavformat/mux.c b/libavformat/mux.c
index e9973ed..b58e4c1 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -1238,6 +1238,9 @@ fail:
}
}
+ if (ret == AVERROR(EAGAIN))
+ return ret;
+
if (s->oformat->deinit)
s->oformat->deinit(s);
--
1.9.1
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