Fix axccessing a null value

dsilhavy · dsilhavy · commit c03c1bd35426 · 2025-11-20T10:05:50.000+01:00
diff --git a/src/streaming/MediaPlayer.js b/src/streaming/MediaPlayer.js
@@ -2781,7 +2781,7 @@ function MediaPlayer() {
         if (value.audioChannelConfiguration !== undefined) {
             output.audioChannelConfiguration = __sanitizeDescriptorType('audioChannelConfiguration', value.audioChannelConfiguration, defaults.audioChannelConfiguration);
         }
-        if (value.role !== undefined) {
+        if (value.role !== undefined && value.role !== null) {
             output.role = __sanitizeDescriptorType('role', value.role, defaults.role);
 
             // conceal misspelled "Main" from earlier MPEG-DASH editions (fixed with 6th edition)

Original file line number	Diff line number	Diff line change
`@@ -2781,7 +2781,7 @@ function MediaPlayer() {`
`2781`	`2781`	`if (value.audioChannelConfiguration !== undefined) {`
`2782`	`2782`	`output.audioChannelConfiguration = __sanitizeDescriptorType('audioChannelConfiguration', value.audioChannelConfiguration, defaults.audioChannelConfiguration);`
`2783`	`2783`	`}`
`2784`		`- if (value.role !== undefined) {`
	`2784`	`+ if (value.role !== undefined && value.role !== null) {`
`2785`	`2785`	`output.role = __sanitizeDescriptorType('role', value.role, defaults.role);`
`2786`	`2786`
`2787`	`2787`	`// conceal misspelled "Main" from earlier MPEG-DASH editions (fixed with 6th edition)`