public void setNumberBFramesBetweenReferenceFrames(Integer numberBFramesBetweenReferenceFrames) {
        this.numberBFramesBetweenReferenceFrames = numberBFramesBetweenReferenceFrames;
    }
Specify the number of B-frames between reference frames in this output. For the best video quality: Leave blank.
MediaConvert automatically determines the number of B-frames to use based on the characteristics of your input
video. To manually specify the number of B-frames between reference frames: Enter an integer from 0 to 7.

@param numberBFramesBetweenReferenceFrames
       Specify the number of B-frames between reference frames in this output. For the best video quality: Leave
       blank. MediaConvert automatically determines the number of B-frames to use based on the characteristics of
       your input video. To manually specify the number of B-frames between reference frames: Enter an integer
       from 0 to 7.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/H264Settings.java