avcodec: add AV_PKT_DATA_RTCP_SR side data type

libavcodec/packet.c

@@ -309,6 +309,7 @@ const char *av_packet_side_data_name(enum AVPacketSideDataType type)
     case AV_PKT_DATA_FRAME_CROPPING:             return "Frame Cropping";
     case AV_PKT_DATA_LCEVC:                      return "LCEVC NAL data";
     case AV_PKT_DATA_3D_REFERENCE_DISPLAYS:      return "3D Reference Displays Info";
+    case AV_PKT_DATA_RTCP_SR:                    return "RTCP Sender Report";
     }
     return NULL;
 }

libavcodec/packet.h

@@ -356,6 +356,12 @@ enum AVPacketSideDataType {
      */
     AV_PKT_DATA_3D_REFERENCE_DISPLAYS,
 
+    /**
+     * Contains the last received RTCP SR (Sender Report) information
+     * in the form of the AVRTCPSenderReport struct.
+     */
+    AV_PKT_DATA_RTCP_SR,
+
     /**
      * The number of side data types.
      * This is not part of the public API/ABI in the sense that it may