[FFmpeg-devel] [PATCH v7 1/8] avutil: add AV_FRAME_DATA_USER_DATA_UNREGISTERED side data type

[lance.lmwang at gmail.com]

From: Limin Wang <lance.lmwang at gmail.com>

Signed-off-by: Limin Wang <lance.lmwang at gmail.com>
---
 doc/APIchanges      | 3 +++
 libavutil/frame.c   | 1 +
 libavutil/frame.h   | 8 ++++++++
 libavutil/version.h | 2 +-
 4 files changed, 13 insertions(+), 1 deletion(-)

diff --git a/doc/APIchanges b/doc/APIchanges
index 3c24dc6fbc..6e1673e25e 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -15,6 +15,9 @@ libavutil:     2017-10-21
 
 API changes, most recent first:
 
+2020-01-xx - xxxxxxxxxx - lavu 56.39.100 - frame.h
+  Add AV_FRAME_DATA_USER_DATA_UNREGISTERED.
+
 2019-12-27 - xxxxxxxxxx - lavu 56.38.100 - eval.h
   Add av_expr_count_func().
 
diff --git a/libavutil/frame.c b/libavutil/frame.c
index e4038096c2..1d0faec687 100644
--- a/libavutil/frame.c
+++ b/libavutil/frame.c
@@ -842,6 +842,7 @@ const char *av_frame_side_data_name(enum AVFrameSideDataType type)
 #endif
     case AV_FRAME_DATA_DYNAMIC_HDR_PLUS: return "HDR Dynamic Metadata SMPTE2094-40 (HDR10+)";
     case AV_FRAME_DATA_REGIONS_OF_INTEREST: return "Regions Of Interest";
+    case AV_FRAME_DATA_USER_DATA_UNREGISTERED: return "User Data Unregistered";
     }
     return NULL;
 }
diff --git a/libavutil/frame.h b/libavutil/frame.h
index b5afb58634..54863c86ce 100644
--- a/libavutil/frame.h
+++ b/libavutil/frame.h
@@ -179,6 +179,14 @@ enum AVFrameSideDataType {
      * array element is implied by AVFrameSideData.size / AVRegionOfInterest.self_size.
      */
     AV_FRAME_DATA_REGIONS_OF_INTEREST,
+
+    /**
+     * User data unregistered metadata associated with a video frame.
+     * This is the H.26[45] UDU SEI message, and shouldn't be used for any other purpose
+     * The data is stored as uint8_t in AVFrameSideData.data which is 16 bytes of
+     * uuid_iso_iec_11578 followed by AVFrameSideData.size-16 bytes of user_data_payload_byte.
+     */
+    AV_FRAME_DATA_USER_DATA_UNREGISTERED,
 };
 
 enum AVActiveFormatDescription {
diff --git a/libavutil/version.h b/libavutil/version.h
index af8f614aff..2bc1b98615 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -79,7 +79,7 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  56
-#define LIBAVUTIL_VERSION_MINOR  38
+#define LIBAVUTIL_VERSION_MINOR  39
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
-- 
2.21.0