Thank you for pointing out our mistake. According to the reviewer’s comment, we completely updated the list of references as follows: 1. Advanced Video Coding (AVC), Standard ITU-T Recommendation H.264 and ISO/IEC 14496-10, May 2003. Wiegand, T.; Sullivan, G. J.; Bjontegaard, G.; Luthra, A. Overview of the H.264/AVC Video Coding Standard, In IEEE Transactions on Circuits and Systems for Video Technology, 2003, vol. 13, pp. 560-576, doi: 10.1109/TCSVT.2003.815165..
Please add information on the number of additions for different transform types and sizes in original and proposed variants.