public Integer getSource608ChannelNumber() {
        return this.source608ChannelNumber;
    }
Specifies the 608/708 channel number within the video track from which to extract captions. Unused for
passthrough.

@return Specifies the 608/708 channel number within the video track from which to extract captions. Unused for
        passthrough.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/EmbeddedSourceSettings.java