Changeset 368 for dsfilters/demux_mpc/src/mpc_file.h

Timestamp:

12/14/07 00:22:01 (16 years ago)

Author:

radscorpion

Message:

MPC Demux works. Right now it can only be used with Dump filter, because
it accepts any mediatype.

File:

• dsfilters/demux_mpc/src/mpc_file.h (modified) (4 diffs)

dsfilters/demux_mpc/src/mpc_file.h

@@ -9 +9 @@
 
 class CMPCReader;
+
+//-----------------------------------------------------------------------------
+//
+//      CMPCPacket
+//
+//-----------------------------------------------------------------------------
+
+class CMPCPacket
+{
+public:
+        int64           file_position;                          // absolute file position
+
+        uint8           *packet;                                        // we own this one
+        uint8           *payload;                                       // just a pointer
+        int32           packet_size;                            // whole packet size
+        int32           payload_size;                           // only the payload
+
+        uint16          key;                                            // parsed key value
+
+        REFERENCE_TIME  tStart, tStop;                  // to be used later
+
+public:
+        CMPCPacket();
+        virtual ~CMPCPacket();
+
+        // loading packets
+        int Load(CMPCReader *reader);
+        void Release();
+};
 
 
@@ -29 +58 @@
         int                             block_pwr;                              
         int                             seek_pwr;
-        int64                   total_samples;
 
         // replay gain
@@ -43 +71 @@
         int64                   seek_table_size;
 
+        // current position
+        int64                   total_samples;
+        int64                   current_sample;
+
         // internals
         CMPCReader              *reader;                                // file reader interface
 
-        // packet parsing
-        int                             key;                                    // key for current packet
-        uint8                   *packet;                                // packet payload
-        int                             packet_max_size;                // maximum allowed packet size
-        int                             packet_size;                    // size of currently loaded payload
-        int64                   packet_pos;                             // absolute position in file
+        // buffer for decoder specific info
+        uint8                   *extradata;
+        int                             extradata_max_size;             // total size
+        int                             extradata_size;                 // current size of extradata
         
 public:
@@ -59 +89 @@
         // I/O for MPC file
         int Open(CMPCReader *reader);
-        int ReadNextPacket();
 
         // parsing packets
-        int ReadStreamHeader();
-        int ReadReplaygain();
-        int ReadSeekOffset();
-        int ReadSeekTable();
+        int ReadStreamHeader(CMPCPacket *packet);
+        int ReadReplaygain(CMPCPacket *packet);
+        int ReadSeekOffset(CMPCPacket *packet);
+        int ReadSeekTable(CMPCPacket *packet);
+        void StoreExtraDataPacket(CMPCPacket *packet);
+
+        // parsing out packets
+        int ReadAudioPacket(CMPCPacket *packet, int64 *cur_sample);
+        int Seek(int64 seek_sample);
 
 };