changed version to 1.0.0.4

Change-Id: I8580a5de258d74b6a83505046d014ad9c6abfc23

mkvparser.hpp

@@ -80,6 +80,7 @@ public:
     bool IsKey() const;
     void SetKey(bool);
 
+    long long GetOffset() const;
     long GetSize() const;
     long Read(IMkvReader*, unsigned char*) const;
 
@@ -333,14 +334,19 @@ private:
     char* m_pTitleAsUTF8;
 };
 
-
+class Cues;
 class CuePoint
 {
-public:
-    CuePoint();
+    friend class Cues;
+
+    CuePoint(size_t, long long);
     ~CuePoint();
 
-    void Parse(IMkvReader*, long long start, long long size);
+    CuePoint(const CuePoint&);
+    CuePoint& operator=(const CuePoint&);
+
+public:
+    void Load(IMkvReader*);
 
     long long GetTimeCode() const;      //absolute but unscaled
     long long GetTime(Segment*) const;  //absolute and scaled (ns units)
@@ -360,6 +366,7 @@ public:
     const TrackPosition* Find(const Track*) const;
 
 private:
+    const size_t m_index;
     long long m_timecode;
     TrackPosition* m_track_positions;
     size_t m_track_positions_count;
@@ -369,6 +376,11 @@ private:
 
 class Cues
 {
+    friend class Segment;
+
+    Cues(Segment*, long long start, long long size);
+    ~Cues();
+
     Cues(const Cues&);
     Cues& operator=(const Cues&);
 
@@ -377,24 +389,35 @@ public:
     const long long m_start;
     const long long m_size;
 
-    Cues(Segment*, long long start, long long size);
-    ~Cues();
-
     bool Find(  //lower bound of time_ns
         long long time_ns,
         const Track*,
         const CuePoint*&,
         const CuePoint::TrackPosition*&) const;
 
+#if 0
     bool FindNext(  //upper_bound of time_ns
         long long time_ns,
         const Track*,
         const CuePoint*&,
         const CuePoint::TrackPosition*&) const;
+#endif
+
+    const CuePoint* GetNext(const CuePoint*) const;
+
+    const BlockEntry* GetBlock(
+                        const CuePoint*,
+                        const CuePoint::TrackPosition*) const;
 
 private:
-    CuePoint* m_cue_points;
-    size_t m_cue_points_count;
+    void Init() const;
+    bool LoadCuePoint() const;
+    void PreloadCuePoint(size_t&, long long) const;
+
+    mutable CuePoint** m_cue_points;
+    mutable size_t m_count;
+    mutable size_t m_preload_count;
+    mutable long long m_pos;
 
 };
 
@@ -406,10 +429,10 @@ class Cluster
 
 public:
     Segment* const m_pSegment;
-    const size_t m_index;
+    long m_index;
 
 public:
-    static Cluster* Parse(Segment*, size_t, long long off);
+    static Cluster* Parse(Segment*, long, long long off);
 
     Cluster();  //EndOfStream
     ~Cluster();
@@ -430,7 +453,7 @@ public:
     const BlockEntry* GetMaxKey(const VideoTrack*);
 
 protected:
-    Cluster(Segment*, size_t, long long off);
+    Cluster(Segment*, long, long long off);
 
 public:
     long long m_pos;
@@ -438,7 +461,7 @@ public:
 
 private:
     long long m_timecode;
-    BlockEntry** m_pEntries;
+    BlockEntry** m_entries;
     size_t m_entriesCount;
 
     void Load();
@@ -451,6 +474,8 @@ private:
 
 class Segment
 {
+    friend class Cues;
+
     Segment(const Segment&);
     Segment& operator=(const Segment&);
 
@@ -466,58 +491,55 @@ public:
     static long long CreateInstance(IMkvReader*, long long, Segment*&);
     ~Segment();
 
-    //for big-bang loading (source filter)
-    long Load();
+    long Load();  //loads headers and all clusters
 
     //for incremental loading (splitter)
     long long Unparsed() const;
-    long long ParseHeaders();
+    long long ParseHeaders();  //stops when first cluster is found
+    long LoadCluster();        //loads one cluster
+
+#if 0
+    //This pair parses one cluster, but only changes the state of the
+    //segment object when the cluster is actually added to the index.
     long ParseCluster(Cluster*&, long long& newpos) const;
     bool AddCluster(Cluster*, long long);
+#endif
 
     Tracks* GetTracks() const;
     const SegmentInfo* GetInfo() const;
-    long long GetDuration() const;
-
-    //NOTE: this turned out to be too inefficient.
-    //long long Load(long long time_nanoseconds);
-
-    Cluster* GetFirst();
-    Cluster* GetLast();
-    unsigned long GetCount() const;
-
-    Cluster* GetNext(const Cluster*);
-    Cluster* GetCluster(long long time_nanoseconds);
-
-    void GetCluster(
-        long long time_nanoseconds,
-        Track*,
-        Cluster*&,
-        const BlockEntry*&);
-
     const Cues* GetCues() const;
 
+    long long GetDuration() const;
+
+    unsigned long GetCount() const;
+    Cluster* GetFirst();
+    Cluster* GetLast();
+    Cluster* GetNext(const Cluster*);
+
+    Cluster* FindCluster(long long time_nanoseconds);
+    const BlockEntry* Seek(long long time_nanoseconds, const Track*);
+
 private:
+
     long long m_pos;  //absolute file posn; what has been consumed so far
     SegmentInfo* m_pInfo;
     Tracks* m_pTracks;
     Cues* m_pCues;
     Cluster** m_clusters;
-    size_t m_clusterCount;  //number of entries
-    size_t m_clusterSize;   //array size
+    long m_clusterCount;         //number of entries for which m_index >= 0
+    long m_clusterPreloadCount;  //number of entries for which m_index < 0
+    long m_clusterSize;          //array size
 
     void AppendCluster(Cluster*);
+    void PreloadCluster(Cluster*, ptrdiff_t);
 
-    //void ParseSeekHead(long long pos, long long size, size_t*);
-    //void ParseSeekEntry(long long pos, long long size, size_t*);
-    //void ParseSecondarySeekHead(long long off, size_t*);
-    void ParseCues(long long off);
+    void ParseSeekHead(long long pos, long long size);
+    void ParseSeekEntry(long long pos, long long size);
+    void ParseCues(long long);
 
-    bool SearchCues(
-        long long time_ns,
-        Track*,
-        Cluster*&,
-        const BlockEntry*&);
+    const BlockEntry* GetBlock(
+        const CuePoint&,
+        const CuePoint::TrackPosition&);
 
 };