public HlsCaptionLanguageMapping withCaptionChannel(Integer captionChannel) {
        setCaptionChannel(captionChannel);
        return this;
    }
Caption channel.

@param captionChannel
       Caption channel.
@return Returns a reference to this object so that method calls can be chained together.
aws-java-sdk-mediaconvert/src/main/java/com/amazonaws/services/mediaconvert/model/HlsCaptionLanguageMapping.java