Merge branch 'fix/independent-subtitle-playhead' of https://github.co…

…m/Eyevinn/channel-engine into fix/independent-subtitle-playhead

engine/session.js

@@ -2100,40 +2100,6 @@ class Session {
     }
     return false;
   }
-
-  async _determineExtraMediaIncrement(_extraType, _currentPosVideo, _extraSeqFinalIndex, _vodMediaSeqExtra, _getExtraPlayheadPositionAsyncFn) {
-    debug(`[${this._sessionId}]: About to determine ${_extraType} increment. Video increment has already been executed.`);
-    let extraMediaIncrement = 0;
-    let positionV = _currentPosVideo ? _currentPosVideo / 1000 : 0;
-    let positionX;
-    let posDiff;
-    const threshold = 0.500;
-    while (extraMediaIncrement < _extraSeqFinalIndex) {
-     const currentPosExtraMedia = (await _getExtraPlayheadPositionAsyncFn(_vodMediaSeqExtra + extraMediaIncrement)) * 1000;
-     positionX = currentPosExtraMedia ? currentPosExtraMedia / 1000 : 0;
-     posDiff = (positionV - positionX).toFixed(3);
-     debug(`[${this._sessionId}]: positionV=${positionV};position${_extraType === "audio" ? "A" : "S"}=${positionX};posDiff=${posDiff}`);
-     if (isNaN(posDiff)) {
-      break;
-     }
-     if (positionX >= positionV) {
-      break;
-     }
-      const difference = Math.abs(posDiff);
-      if (difference > threshold && difference > Number.EPSILON) {
-        // Video position ahead of audio|sub position, further increment needed...
-        extraMediaIncrement++;
-      } else {
-        debug(`[${this._sessionId}]: Difference(${difference}) is acceptable; IncrementValue=${extraMediaIncrement}`);
-        break;
-      }
-    }
-    return {
-      increment: extraMediaIncrement,
-      position: positionX,
-      diff: posDiff
-    };
-  }
 }
 
 module.exports = Session;