public Integer getPid() {
        return this.pid;
    }
When using DVB-Sub with Burn-In or SMPTE-TT, use this PID for the source content. Unused for DVB-Sub passthrough.
All DVB-Sub content is passed through, regardless of selectors.

@return When using DVB-Sub with Burn-In or SMPTE-TT, use this PID for the source content. Unused for DVB-Sub
        passthrough. All DVB-Sub content is passed through, regardless of selectors.
aws-java-sdk-medialive/src/main/java/com/amazonaws/services/medialive/model/DvbSubSourceSettings.java