lavu/frame: add new side data type for ICC profiles

Many image formats support embedding of ICC profiles directly in
their bitstreams. Add a new side data type to allow exposing them to
API users.
Signed-off-by: Rostislav Pehlivanov <atomnuker@gmail.com>

libavutil/frame.h

@@ -134,6 +134,13 @@ enum AVFrameSideDataType {
      * the form of the AVContentLightMetadata struct.
      */
     AV_FRAME_DATA_CONTENT_LIGHT_LEVEL,
+
+    /**
+     * The data contains an ICC profile as an opaque octet buffer following the
+     * format described by ISO 15076-1 with an optional name defined in the
+     * metadata key entry "name".
+     */
+    AV_FRAME_DATA_ICC_PROFILE,
 };
 
 enum AVActiveFormatDescription {

libavutil/version.h

@@ -80,7 +80,7 @@
 
 
 #define LIBAVUTIL_VERSION_MAJOR  55
-#define LIBAVUTIL_VERSION_MINOR  68
+#define LIBAVUTIL_VERSION_MINOR  69
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \