From a246fef163387c0d79830a9bdf408443a9aba1c1 Mon Sep 17 00:00:00 2001
From: Rodger Combs <rodger.combs@gmail.com>
Date: Fri, 24 Jun 2016 22:02:50 -0500
Subject: lavf/mux: add avformat_init_output

This allows a consumer to run the muxer's init function without actually
writing the header, which is useful in chained muxers that support
automatic bitstream filtering.
---
 libavformat/internal.h | 10 ++++++++++
 1 file changed, 10 insertions(+)

(limited to 'libavformat/internal.h')

diff --git a/libavformat/internal.h b/libavformat/internal.h
index 95776a09f5..da64c641a7 100644
--- a/libavformat/internal.h
+++ b/libavformat/internal.h
@@ -130,6 +130,16 @@ struct AVFormatInternal {
      * Timestamp of the end of the shortest stream.
      */
     int64_t shortest_end;
+
+    /**
+     * Whether or not avformat_init_output has already been called
+     */
+    int initialized;
+
+    /**
+     * Whether or not avformat_init_output fully initialized streams
+     */
+    int streams_initialized;
 };
 
 struct AVStreamInternal {
-- 
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