diff --git a/app/PlaYUVerApp.cpp b/app/PlaYUVerApp.cpp
index c1ef172..708a6b4 100644
--- a/app/PlaYUVerApp.cpp
+++ b/app/PlaYUVerApp.cpp
@@ -262,14 +262,17 @@ Void PlaYUVerApp::open()
 
   for( UInt i = 0; i < supportedFmts.size(); i++ )
   {
-    QString currFmt;
-    supported.append( " *." );
-    supported.append( QString::fromStdString( supportedFmts[i].formatExt ) );
-    currFmt.append( QString::fromStdString( supportedFmts[i].formatName ) );
-    currFmt.append( " (*." );
-    currFmt.append( QString::fromStdString( supportedFmts[i].formatExt ) );
-    currFmt.append( ")" );
-    formatsList << currFmt;
+    if( supportedFmts[i].formatExt != "" )
+    {
+      QString currFmt;
+      supported.append( " *." );
+      supported.append( QString::fromStdString( supportedFmts[i].formatExt ) );
+      currFmt.append( QString::fromStdString( supportedFmts[i].formatName ) );
+      currFmt.append( " (*." );
+      currFmt.append( QString::fromStdString( supportedFmts[i].formatExt ) );
+      currFmt.append( ")" );
+      formatsList << currFmt;
+    }
   }
   supported.append( " )" );
 
diff --git a/lib/PlaYUVerStream.cpp b/lib/PlaYUVerStream.cpp
index ac8b795..1b74083 100644
--- a/lib/PlaYUVerStream.cpp
+++ b/lib/PlaYUVerStream.cpp
@@ -45,9 +45,9 @@
 std::vector<PlaYUVerSupportedFormat> PlaYUVerStream::supportedReadFormats()
 {
   INI_REGIST_PLAYUVER_SUPPORTED_FMT;
-  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerRaw::Create, "Raw Video", "yuv" );
-  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerRaw::Create, "Raw Video", "gray" );
-  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerRaw::Create, "Raw Video", "rgb" );
+  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerRaw::Create, "Raw YUV Video", "yuv" );
+  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerRaw::Create, "Raw Gray Video", "gray" );
+  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerRaw::Create, "Raw RGB Video", "rgb" );
   REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerPortableMap::Create, "Portable BitMap ", "pbm" );
   REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerPortableMap::Create, "Portable GrayMap ", "pgm" );
   REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerPortableMap::Create, "Portable PixMap ", "ppm" );
diff --git a/lib/PlaYUVerStream.h b/lib/PlaYUVerStream.h
index 8e140fc..b3e94ac 100644
--- a/lib/PlaYUVerStream.h
+++ b/lib/PlaYUVerStream.h
@@ -43,6 +43,7 @@ typedef struct
 {
   String formatName;
   String formatExt;
+  String formatPattern;
   CreateStreamHandlerFn formatFct;
 } PlaYUVerSupportedFormat;
 
@@ -58,6 +59,10 @@ typedef struct
   formatElem.formatFct = handler;                           \
   formatsList.push_back( formatElem );
 
+#define REGIST_PLAYUVER_SUPPORTED_ABSTRACT_FMT( handler, name, pattern ) \
+  formatElem.formatPattern = pattern;                                    \
+  REGIST_PLAYUVER_SUPPORTED_FMT( handler, name, "" )
+
 #define APPEND_PLAYUVER_SUPPORTED_FMT( class_name, fct )                                   \
   {                                                                                        \
     std::vector<PlaYUVerSupportedFormat> new_fmts = class_name::supported##fct##Formats(); \
diff --git a/lib/StreamHandlerOpenCV.cpp b/lib/StreamHandlerOpenCV.cpp
index 6d8628a..bc64333 100644
--- a/lib/StreamHandlerOpenCV.cpp
+++ b/lib/StreamHandlerOpenCV.cpp
@@ -41,7 +41,7 @@ std::vector<PlaYUVerSupportedFormat> StreamHandlerOpenCV::supportedReadFormats()
 {
   INI_REGIST_PLAYUVER_SUPPORTED_FMT;
 #if( CV_MAJOR_VERSION >= 3 )
-  REGIST_PLAYUVER_SUPPORTED_FMT( &StreamHandlerOpenCV::Create, "Device", "/dev/" );
+  REGIST_PLAYUVER_SUPPORTED_ABSTRACT_FMT( &StreamHandlerOpenCV::Create, "Device", "/dev/video*" );
 #endif
   END_REGIST_PLAYUVER_SUPPORTED_FMT;
 }