archive plugin: optimization

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@6732 90c681e8-e032-0410-971d-27865f9a5e38

2 files changed, 9 insertions, 3 deletions

diff --git a/src/plugins/Input/archive/archivemetadatamodel.cpp b/src/plugins/Input/archive/archivemetadatamodel.cpp
index 02ee77770..e460ba344 100644
--- a/src/plugins/Input/archive/archivemetadatamodel.cpp
+++ b/src/plugins/Input/archive/archivemetadatamodel.cpp
@@ -27,9 +27,7 @@ ArchiveMetaDataModel::ArchiveMetaDataModel(const QString &url, QObject *parent)
 {
     m_reader = 0;
     m_input = 0;
-    m_input = new ArchiveInputDevice(url);
-    if(m_input->isOpen())
-        m_reader = new ArchiveTagReader(m_input, url);
+    m_url = url;
 }
 
 ArchiveMetaDataModel::~ArchiveMetaDataModel()
@@ -42,6 +40,13 @@ ArchiveMetaDataModel::~ArchiveMetaDataModel()
 
 QHash<QString, QString> ArchiveMetaDataModel::audioProperties()
 {
+    if(!m_input)
+    {
+        m_input = new ArchiveInputDevice(m_url);
+        if(m_input->isOpen())
+            m_reader = new ArchiveTagReader(m_input, m_url);
+    }
+
     QHash <QString, QString> ap;
     if(m_reader && m_reader->audioProperties())
     {
diff --git a/src/plugins/Input/archive/archivemetadatamodel.h b/src/plugins/Input/archive/archivemetadatamodel.h
index 309c3b671..771106844 100644
--- a/src/plugins/Input/archive/archivemetadatamodel.h
+++ b/src/plugins/Input/archive/archivemetadatamodel.h
@@ -39,6 +39,7 @@ public:
 private:
     ArchiveInputDevice *m_input;
     ArchiveTagReader *m_reader;
+    QString m_url;
 
 };