bugfix: exclude LFE2 from effective channels (Dash-Industry-Forum#4855)

stschr · web-flow · commit 8c77af512682 · 2025-09-26T15:11:27.000+02:00
diff --git a/src/streaming/utils/AudioChannelConfiguration.js b/src/streaming/utils/AudioChannelConfiguration.js
@@ -93,9 +93,10 @@ function _getNChanDolby2015(value) {
     }
 
     // see ETSI TS 103190-2, table A.27
-    // 0b001101111000000010: single channel flags
+    // 0b001100111000000010: single channel flags
     // 0b110010000110111101: channel pair flags
-    return _getNChanFromBitMask(value, [0b001101111000000010, 0b110010000110111101]);
+    // 0b000001000001000000: LFE - excluded
+    return _getNChanFromBitMask(value, [0b001100111000000010, 0b110010000110111101]);
 }
 
 function _getNChanDTSUHD(value) {

Original file line number	Diff line number	Diff line change
`@@ -93,9 +93,10 @@ function _getNChanDolby2015(value) {`
`93`	`93`	`}`
`94`	`94`
`95`	`95`	`// see ETSI TS 103190-2, table A.27`
`96`		`- // 0b001101111000000010: single channel flags`
	`96`	`+ // 0b001100111000000010: single channel flags`
`97`	`97`	`// 0b110010000110111101: channel pair flags`
`98`		`- return _getNChanFromBitMask(value, [0b001101111000000010, 0b110010000110111101]);`
	`98`	`+ // 0b000001000001000000: LFE - excluded`
	`99`	`+ return _getNChanFromBitMask(value, [0b001100111000000010, 0b110010000110111101]);`
`99`	`100`	`}`
`100`	`101`
`101`	`102`	`function _getNChanDTSUHD(value) {`