flac plugin: fixed cue support

git-svn-id: http://svn.code.sf.net/p/qmmp-dev/code/trunk/qmmp@1049 90c681e8-e032-0410-971d-27865f9a5e38

2 files changed, 51 insertions, 6 deletions

diff --git a/src/plugins/Input/flac/decoder_flac.cpp b/src/plugins/Input/flac/decoder_flac.cpp
index 3ec7b3c5c..a79e17b34 100644
--- a/src/plugins/Input/flac/decoder_flac.cpp
+++ b/src/plugins/Input/flac/decoder_flac.cpp
@@ -32,6 +32,7 @@
 #include <qmmp/buffer.h>
 #include <qmmp/output.h>
 #include <qmmp/recycler.h>
+#include <qmmp/statehandler.h>
 
 #include <QObject>
 #include <QFile>
@@ -268,6 +269,7 @@ DecoderFLAC::DecoderFLAC(QObject *parent, DecoderFactory *d, QIODevice *i, Outpu
     m_data = new flac_data;
     m_data->decoder = NULL;
     data()->input = i;
+    m_cue_parser = 0;
 }
 
 
@@ -307,14 +309,21 @@ bool DecoderFLAC::initialize()
             if (xiph_comment && xiph_comment->fieldListMap().contains("CUESHEET"))
             {
                 qDebug("DecoderFLAC: using cuesheet xiph comment.");
-                CUEParser parser(xiph_comment->fieldListMap()["CUESHEET"].toString().toCString(TRUE), p);
+                m_cue_parser = new CUEParser(xiph_comment->fieldListMap()["CUESHEET"].toString()
+                                            .toCString(TRUE), p);
                 int track = m_path.section("#", -1).toInt();
-                m_offset = parser.offset(track);
-                m_length = parser.length(track);
+                m_offset = m_cue_parser->offset(track);
+                m_length = m_cue_parser->length(track);
                 data()->input = new QFile(p);
                 //send metadata
-                QMap<Qmmp::MetaData, QString> metaData = parser.info(track)->metaData();
+                QMap<Qmmp::MetaData, QString> metaData = m_cue_parser->info(track)->metaData();
                 StateHandler::instance()->dispatch(metaData);
+
+                connect(stateHandler(),SIGNAL(aboutToFinish()),SLOT(processFinish()));
+                //next url
+                m_nextUrl.clear();
+                if(track <= m_cue_parser->count() - 1)
+                    m_nextUrl = m_cue_parser->info(track + 1)->path();
             }
             else
             {
@@ -383,8 +392,7 @@ bool DecoderFLAC::initialize()
     m_totalTime = data()->length;
 
     inited = TRUE;
-    /*if (m_offset)
-        seekTime = m_offset;*/
+
     if (m_length)
     {
         m_totalTime = m_length;
@@ -431,4 +439,34 @@ void DecoderFLAC::deinit()
         delete data()->input;
         data()->input = 0;
     };
+    if(m_cue_parser)
+        delete m_cue_parser;
+    m_cue_parser = 0;
+}
+
+void DecoderFLAC::processFinish()
+{
+    if(m_cue_parser && nextUrlRequest(m_nextUrl))
+    {
+        qDebug("DecoderFLAC: going to next track");
+        int track = m_nextUrl.section("#", -1).toInt();
+        QString p = QUrl(m_nextUrl).path();
+        p.replace(QString(QUrl::toPercentEncoding("#")), "#");
+        p.replace(QString(QUrl::toPercentEncoding("%")), "%");
+        //update current fragment
+        mutex()->lock();
+        setFragment(m_cue_parser->offset(track), m_cue_parser->length(track));
+        output()->seek(0); //reset time counter
+        mutex()->unlock();
+         // find next track
+        m_nextUrl.clear();
+        if(track <= m_cue_parser->count() - 1)
+            m_nextUrl = m_cue_parser->info(track + 1)->path();
+        //change track
+        emit playbackFinished();
+        //send metadata
+        QMap<Qmmp::MetaData, QString> metaData = m_cue_parser->info(track)->metaData();
+        stateHandler()->dispatch(metaData);
+    }
 }
+
diff --git a/src/plugins/Input/flac/decoder_flac.h b/src/plugins/Input/flac/decoder_flac.h
index 75f0d84cf..9d60860c2 100644
--- a/src/plugins/Input/flac/decoder_flac.h
+++ b/src/plugins/Input/flac/decoder_flac.h
@@ -30,6 +30,8 @@
 #define SAMPLES_PER_WRITE     512
 #define SAMPLE_BUFFER_SIZE ((FLAC__MAX_BLOCK_SIZE + SAMPLES_PER_WRITE) * MAX_SUPPORTED_CHANNELS * (32/8))
 
+class CUEParser;
+
 struct flac_data
 {
     //FLAC__SeekableStreamDecoder *decoder;
@@ -58,6 +60,7 @@ struct flac_data
 
 class DecoderFLAC : public Decoder
 {
+Q_OBJECT
 public:
     DecoderFLAC(QObject *, DecoderFactory *, QIODevice *, Output *, const QString &path);
     virtual ~DecoderFLAC();
@@ -72,6 +75,8 @@ public:
         return m_data;
     }
 
+private slots:
+    void processFinish();
 
 private:
     // Standard Decoder API
@@ -90,6 +95,8 @@ private:
     qint64 m_offset;
     qint64 m_length;
     bool inited;
+    CUEParser *m_cue_parser;
+    QString m_nextUrl;
 };