[FFmpeg-devel] [PATCH] avformat: Support merging side data before the muxer
Michael Niedermayer
michaelni at gmx.at
Sun Sep 21 21:15:11 CEST 2014
This allows applications which interface through AVIOContext or URLProtocol
to access side data.
Based-on patch by: Thomas Volkert <silvo at gmx.net>
Signed-off-by: Michael Niedermayer <michaelni at gmx.at>
---
libavformat/avformat.h | 1 +
libavformat/mux.c | 6 ++++++
libavformat/version.h | 4 ++--
3 files changed, 9 insertions(+), 2 deletions(-)
diff --git a/libavformat/avformat.h b/libavformat/avformat.h
index 78054de..48af2ba 100644
--- a/libavformat/avformat.h
+++ b/libavformat/avformat.h
@@ -1315,6 +1315,7 @@ typedef struct AVFormatContext {
#define AVFMT_FLAG_SORT_DTS 0x10000 ///< try to interleave outputted packets by dts (using this flag can slow demuxing down)
#define AVFMT_FLAG_PRIV_OPT 0x20000 ///< Enable use of private options by delaying codec open (this could be made default once all code is converted)
#define AVFMT_FLAG_KEEP_SIDE_DATA 0x40000 ///< Don't merge side data but keep it separate.
+#define AVFMT_FLAG_MERGE_SIDE_DATA 0x80000 ///< Merge side data in packets before passing them to the muxer
/**
* @deprecated deprecated in favor of probesize2
diff --git a/libavformat/mux.c b/libavformat/mux.c
index 55add43..17cb537 100644
--- a/libavformat/mux.c
+++ b/libavformat/mux.c
@@ -586,6 +586,12 @@ static int write_packet(AVFormatContext *s, AVPacket *pkt)
}
did_split = av_packet_split_side_data(pkt);
+
+ if (did_split && s->flags & AVFMT_FLAG_MERGE_SIDE_DATA) {
+ av_packet_merge_side_data(pkt);
+ did_split = 0;
+ }
+
if ((pkt->flags & AV_PKT_FLAG_UNCODED_FRAME)) {
AVFrame *frame = (AVFrame *)pkt->data;
av_assert0(pkt->size == UNCODED_FRAME_PACKET_SIZE);
diff --git a/libavformat/version.h b/libavformat/version.h
index 61decb9..b1dde2c 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -30,8 +30,8 @@
#include "libavutil/version.h"
#define LIBAVFORMAT_VERSION_MAJOR 56
-#define LIBAVFORMAT_VERSION_MINOR 4
-#define LIBAVFORMAT_VERSION_MICRO 103
+#define LIBAVFORMAT_VERSION_MINOR 5
+#define LIBAVFORMAT_VERSION_MICRO 100
#define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
LIBAVFORMAT_VERSION_MINOR, \
--
1.7.9.5
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