Block attempts to play unsupported WebM streams with DRM

CastagnaIT · CastagnaIT · commit 15327c232832 · 2026-04-20T18:09:13.000+02:00
diff --git a/src/main.cpp b/src/main.cpp
@@ -284,6 +284,14 @@ bool CInputStreamAdaptive::OpenStream(int streamid)
     }
   }
 
+  if (stream->GetReader() && stream->GetReader()->GetType() == ISampleReader::Type::WebM &&
+      !stream->m_info.GetCryptoSession().GetSessionId().empty())
+  {
+    //! @todo: it should be implemented on the WebM demuxer side and verify if appropriate changes are required on CDM
+    LOG::LogF(LOGERROR, "WebM container with DRM encrypted stream is not supported");
+    return false;
+  }
+
   m_session->EnableStream(stream, true);
 
   // If stream use DRM always update stream info

Original file line number	Diff line number	Diff line change
`@@ -284,6 +284,14 @@ bool CInputStreamAdaptive::OpenStream(int streamid)`
`284`	`284`	`}`
`285`	`285`	`}`
`286`	`286`
	`287`	`+ if (stream->GetReader() && stream->GetReader()->GetType() == ISampleReader::Type::WebM &&`
	`288`	`+ !stream->m_info.GetCryptoSession().GetSessionId().empty())`
	`289`	`+ {`
	`290`	`+ //! @todo: it should be implemented on the WebM demuxer side and verify if appropriate changes are required on CDM`
	`291`	`+ LOG::LogF(LOGERROR, "WebM container with DRM encrypted stream is not supported");`
	`292`	`+ return false;`
	`293`	`+ }`
	`294`	`+`
`287`	`295`	`m_session->EnableStream(stream, true);`
`288`	`296`
`289`	`297`	`// If stream use DRM always update stream info`