public void setAlternateTransferFunctionSei(String alternateTransferFunctionSei) {
        this.alternateTransferFunctionSei = alternateTransferFunctionSei;
    }
Enables Alternate Transfer Function SEI message for outputs using Hybrid Log Gamma (HLG) Electro-Optical Transfer
Function (EOTF).

@param alternateTransferFunctionSei
       Enables Alternate Transfer Function SEI message for outputs using Hybrid Log Gamma (HLG) Electro-Optical
       Transfer Function (EOTF).
@see H265AlternateTransferFunctionSei
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/H265Settings.java