Merge commit 'd9ae1031f5edbd25c8526b4cb51aba66d3bee931'

* commit 'd9ae1031f5edbd25c8526b4cb51aba66d3bee931':
  lavf: improve handling of sparse streams when muxing

Conflicts:
	doc/APIchanges
	libavformat/avformat.h
	libavformat/mux.c
	libavformat/options_table.h
	libavformat/version.h

See: 37ed5df5c5e06a55724fb9eb215da1594b648282
Merged-by: Michael Niedermayer <michaelni@gmx.at>

1 files changed, 18 insertions, 0 deletions

diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index fe3757a309..4d3cc1492b 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -1183,6 +1183,24 @@ typedef struct AVFormatContext {
 #define FF_FDEBUG_TS        0x0001
 
     /**
+     * Maximum buffering duration for interleaving.
+     *
+     * To ensure all the streams are interleaved correctly,
+     * av_interleaved_write_frame() will wait until it has at least one packet
+     * for each stream before actually writing any packets to the output file.
+     * When some streams are "sparse" (i.e. there are large gaps between
+     * successive packets), this can result in excessive buffering.
+     *
+     * This field specifies the maximum difference between the timestamps of the
+     * first and the last packet in the muxing queue, above which libavformat
+     * will output a packet regardless of whether it has queued a packet for all
+     * the streams.
+     *
+     * Muxing only, set by the caller before avformat_write_header().
+     */
+    int64_t max_interleave_delta;
+
+    /**
      * Transport stream id.
      * This will be moved into demuxer private options. Thus no API/ABI compatibility
      */