diff --git a/src/sync-controller.js b/src/sync-controller.js
index 2e20d7d83..ed04893b5 100644
--- a/src/sync-controller.js
+++ b/src/sync-controller.js
@@ -376,66 +376,6 @@ export default class SyncController extends videojs.EventTarget {
     }
   }
 
-  /**
-   * Probe an fmp4 or an mpeg2-ts segment to determine the start of the segment
-   * in it's internal "media time".
-   *
-   * @private
-   * @param {SegmentInfo} segmentInfo - The current active request information
-   * @return {object} The start and end time of the current segment in "media time"
-   */
-  probeMp4Segment_(segmentInfo) {
-    let segment = segmentInfo.segment;
-    let timescales = mp4probe.timescale(segment.map.bytes);
-    let startTime = mp4probe.startTime(timescales, segmentInfo.bytes);
-
-    if (segmentInfo.timestampOffset !== null) {
-      segmentInfo.timestampOffset -= startTime;
-    }
-
-    return {
-      start: startTime,
-      end: startTime + segment.duration
-    };
-  }
-
-  /**
-   * Probe an mpeg2-ts segment to determine the start and end of the segment
-   * in it's internal "media time".
-   *
-   * @private
-   * @param {SegmentInfo} segmentInfo - The current active request information
-   * @return {object} The start and end time of the current segment in "media time"
-   */
-  probeTsSegment_(segmentInfo) {
-    let timeInfo = tsprobe(segmentInfo.bytes, this.inspectCache_);
-    let segmentStartTime;
-    let segmentEndTime;
-
-    if (!timeInfo) {
-      return null;
-    }
-
-    if (timeInfo.video && timeInfo.video.length === 2) {
-      this.inspectCache_ = timeInfo.video[1].dts;
-      segmentStartTime = timeInfo.video[0].dtsTime;
-      segmentEndTime = timeInfo.video[1].dtsTime;
-    } else if (timeInfo.audio && timeInfo.audio.length === 2) {
-      this.inspectCache_ = timeInfo.audio[1].dts;
-      segmentStartTime = timeInfo.audio[0].dtsTime;
-      segmentEndTime = timeInfo.audio[1].dtsTime;
-    }
-
-    const probedInfo = {
-      start: segmentStartTime,
-      end: segmentEndTime,
-      containsVideo: timeInfo.video && timeInfo.video.length === 2,
-      containsAudio: timeInfo.audio && timeInfo.audio.length === 2
-    };
-
-    return probedInfo;
-  }
-
   timestampOffsetForTimeline(timeline) {
     if (typeof this.timelines[timeline] === 'undefined') {
       return null;