In wav muxer, always flush in write_trailer, fix pipe output

Originally committed as revision 24568 to svn://svn.ffmpeg.org/ffmpeg/trunk

diff --git a/libavformat/wav.c b/libavformat/wav.c
index da08558c78f8ed6ccae27d77404c19ed8b7bdd48..4c72bec8e91198a584760f8c1a054a1f7219fad1 100644 (file)
--- a/libavformat/wav.c
+++ b/libavformat/wav.c
@@ -95,6 +95,8 @@ static int wav_write_trailer(AVFormatContext *s)
     WAVContext    *wav = s->priv_data;
     int64_t file_size;
 
+    put_flush_packet(pb);
+
     if (!url_is_streamed(s->pb)) {
         ff_end_tag(pb, wav->data);