本规范扩展了IMF应用#2，支持图像帧:IEC 61966-2-4和建议ITU-R BT.2020中规定的色度；SMPTE RP 431-2中规定的原色；使用SMPTE ST 2084中规定的传递函数的高动态范围；最大宽度和高度分别为4096和3112像素。

This specification extends IMF Application #2 with support for image frames with:colorimetry specified in IEC 61966-2-4 and Recommendation ITU-R BT.2020;color primaries specified in SMPTE RP 431-2;high-dynamic range using the transfer function specified in SMPTE ST 2084; anda maximum width and height of 4096 and 3112 pixels, respectively.