src/add-ons/media/plugins/asf_reader/ASFIndex.h

   1 /*
   2  * Copyright (c) 2009, David McPaul
   3  * All rights reserved.
   4  *
   5  * Redistribution and use in source and binary forms, with or without modification,
   6  * are permitted provided that the following conditions are met:
   7  *
   8  *  * Redistributions of source code must retain the above copyright notice,
   9  *    this list of conditions and the following disclaimer.
  10  *  * Redistributions in binary form must reproduce the above copyright notice,
  11  *    this list of conditions and the following disclaimer in the documentation
  12  *    and/or other materials provided with the distribution.
  13  *
  14  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
  15  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
  16  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
  17  * IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
  18  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
  19  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
  20  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  21  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE
  22  * OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
  23  * OF THE POSSIBILITY OF SUCH DAMAGE.
  24  */
  25 #ifndef _ASF_INDEX_H
  26 #define _ASF_INDEX_H
  27
  28 #include <SupportDefs.h>
  29
  30 #include <vector>
  31
  32 class IndexEntry {
  33 public:
  34         IndexEntry() {frameNo = 0;noPayloads=0;dataSize=0;pts=0;keyFrame=false;};
  35
  36         uint32          frameNo;                // frame_no or sample_no
  37         uint8           noPayloads;             // The number of payloads that make up this frame
  38         uint32          dataSize;               // The size of the data available
  39         bigtime_t       pts;                    // Presentation Time Stamp for this frame
  40         bool            keyFrame;               // Is this a keyframe.
  41         uint8           id;                             // The id for this Entry
  42
  43         void Clear();
  44         void AddPayload(uint32 pdataSize);
  45 };
  46
  47 class StreamEntry {
  48 public:
  49         uint16  streamIndex;
  50
  51         StreamEntry();
  52         ~StreamEntry();
  53
  54         IndexEntry GetIndex(uint32 frameNo);
  55         bool HasIndex(uint32 frameNo);
  56         IndexEntry GetIndex(bigtime_t pts);
  57         bool HasIndex(bigtime_t pts);
  58
  59         bigtime_t getMaxPTS() {return maxPTS;};
  60         uint32  getFrameCount() {return frameCount;};
  61         bigtime_t getDuration() {return duration;};
  62         void setDuration(bigtime_t pduration);
  63
  64         void AddPayload(uint32 id, bool keyFrame, bigtime_t pts, uint32 dataSize, bool isLast);
  65
  66 private:
  67         std::vector<IndexEntry> index;
  68
  69         IndexEntry indexEntry;
  70         uint32  lastID;
  71         uint32  frameCount;
  72         bigtime_t maxPTS;
  73         bigtime_t duration;
  74 };
  75
  76 #endif