[FFmpeg-devel] [PATCH 2/4] libavutil: add side data AV_FRAME_DATA_BOUNDING_BOXES

[Guo, Yejun]

Signed-off-by: Guo, Yejun <yejun.guo at intel.com>
---
 doc/APIchanges      | 2 ++
 libavutil/frame.c   | 1 +
 libavutil/frame.h   | 7 +++++++
 libavutil/version.h | 2 +-
 4 files changed, 11 insertions(+), 1 deletion(-)

diff --git a/doc/APIchanges b/doc/APIchanges
index c353d2d281..3c6e9e351e 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -14,6 +14,8 @@ libavutil:     2017-10-21
 
 
 API changes, most recent first:
+2021-02-xx - xxxxxxxxxx - lavu 56.xx.100 - frame.h
+  Add AV_FRAME_DATA_BOUNDING_BOXES
 
 2021-02-14 - xxxxxxxxxx - lavd 58.12.100 - avdevice.h
   Deprecated avdevice_capabilities_create() and
diff --git a/libavutil/frame.c b/libavutil/frame.c
index eab51b6a32..53868a2410 100644
--- a/libavutil/frame.c
+++ b/libavutil/frame.c
@@ -852,6 +852,7 @@ const char *av_frame_side_data_name(enum AVFrameSideDataType type)
     case AV_FRAME_DATA_VIDEO_ENC_PARAMS:            return "Video encoding parameters";
     case AV_FRAME_DATA_SEI_UNREGISTERED:            return "H.26[45] User Data Unregistered SEI message";
     case AV_FRAME_DATA_FILM_GRAIN_PARAMS:           return "Film grain parameters";
+    case AV_FRAME_DATA_BOUNDING_BOXES:              return "Bounding boxes";
     }
     return NULL;
 }
diff --git a/libavutil/frame.h b/libavutil/frame.h
index 1aeafef6de..e213e0a646 100644
--- a/libavutil/frame.h
+++ b/libavutil/frame.h
@@ -198,6 +198,13 @@ enum AVFrameSideDataType {
      * Must be present for every frame which should have film grain applied.
      */
     AV_FRAME_DATA_FILM_GRAIN_PARAMS,
+
+    /**
+     * Bounding boxes for object detection and classification, the data is a BoundingBoxHeader
+     * followed with an array of BoudingBox, the number of array element is implied by
+     * (AVFrameSideData.size - sizeof(BoundingBoxHeader)) / BoundingBoxHeader.bbox_size.
+     */
+    AV_FRAME_DATA_BOUNDING_BOXES,
 };
 
 enum AVActiveFormatDescription {
diff --git a/libavutil/version.h b/libavutil/version.h
index b2165754f9..b7c5892a37 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -79,7 +79,7 @@
  */
 
 #define LIBAVUTIL_VERSION_MAJOR  56
-#define LIBAVUTIL_VERSION_MINOR  65
+#define LIBAVUTIL_VERSION_MINOR  66
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
-- 
2.17.1