lavf: flush the output AVIOContext in av_write_trailer().

This is consistent with stdio and is what we want to do in all cases.

Fixes a bug in the voc muxer which didn't flush in write_trailer()
previously. This is the cause of the change in the test results.

1 files changed, 0 insertions, 1 deletions

diff --git a/libavformat/asfenc.c b/libavformat/asfenc.c
index bcb741e04d..5c820becb2 100644
--- a/libavformat/asfenc.c
+++ b/libavformat/asfenc.c
@@ -872,7 +872,6 @@ static int asf_write_trailer(AVFormatContext *s)
         asf_write_header1(s, file_size, data_size - asf->data_offset);
     }
 
-    avio_flush(s->pb);
     av_free(asf->index_ptr);
     return 0;
 }