标准号:ISO/IEC 23000-19:2018/AMD2:2019 EN a641517d标准名称:ISO/IEC 23000-19:2018/AMD2:2019 EN a641517d英文名称:Amendment 2 - Information technology - Multimedia application format (MPEG-A) - Part 19: Common media application format (CMAF) for segmented media - XHE-AAC and other media profiles标准状态:发布日期:2024-10-15实施日期:0出版语种:EN归口单位:ISO/IEC JTC 1/SC 29提出部门:IEC发布部门:ISO/IEC