Signed-off-by: Andreas Rheinhardt <andreas.rheinha...@outlook.com>
---
libavformat/internal.h | 7 +++++++
libavformat/mux.c | 11 ++++++++++-
2 files changed, 17 insertions(+), 1 deletion(-)
diff --git a/libavformat/internal.h b/libavformat/internal.h
index 223befdbc0..867b5de514 100644
--- a/libavformat/internal.h
+++ b/libavformat/internal.h
@@ -760,6 +760,13 @@ int ff_add_attached_pic(AVFormatContext *s, AVStream *st,
AVIOContext *pb,
int ff_interleave_packet_per_dts(AVFormatContext *s, AVPacket *pkt,
int flush, int has_packet);
+/**
+ * Interleave packets directly in the order in which they arrive
+ * without any sort of buffering.
+ */
+int ff_interleave_packet_passthrough(AVFormatContext *s, AVPacket *pkt,
+ int flush, int has_packet);
+
void ff_free_stream(AVFormatContext *s, AVStream *st);
unsigned int ff_codec_get_tag(const AVCodecTag *tags, enum AVCodecID id);
diff --git a/libavformat/mux.c b/libavformat/mux.c
index f4f1bc289e..a6129720dd 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -334,7 +334,10 @@ static int init_muxer(AVFormatContext *s, AVDictionary
**options)
if (par->codec_type != AVMEDIA_TYPE_ATTACHMENT)
si->nb_interleaved_streams++;
}
- si->interleave_packet = of->interleave_packet ? of->interleave_packet :
ff_interleave_packet_per_dts;
+ si->interleave_packet = of->interleave_packet ? of->interleave_packet :
+ si->nb_interleaved_streams > 1 ?
+ ff_interleave_packet_per_dts :
+ ff_interleave_packet_passthrough;
if (!s->priv_data && of->priv_data_size > 0) {
s->priv_data = av_mallocz(of->priv_data_size);
@@ -1026,6 +1029,12 @@ int ff_interleave_packet_per_dts(AVFormatContext *s,
AVPacket *pkt,
}
}
+int ff_interleave_packet_passthrough(AVFormatContext *s, AVPacket *pkt,
+ int flush, int has_packet)
+{
+ return has_packet;
+}
+
int ff_get_muxer_ts_offset(AVFormatContext *s, int stream_index, int64_t
*offset)
{
AVStream *st;
--
2.30.2
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