lib/dvb_si/mosaic_descriptor.h

   1 /*
   2  * $Id: mosaic_descriptor.h,v 1.1 2003-10-17 15:36:38 tmbinc Exp $
   3  *
   4  * (C) 2002-2003 Andreas Oberritter <obi@saftware.de>
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License as published by
   8  * the Free Software Foundation; either version 2 of the License, or
   9  * (at your option) any later version.
  10  *
  11  * This program is distributed in the hope that it will be useful,
  12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14  * GNU General Public License for more details.
  15  *
  16  * You should have received a copy of the GNU General Public License
  17  * along with this program; if not, write to the Free Software
  18  * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
  19  *
  20  */
  21
  22 #ifndef __dvb_descriptor_mosaic_descriptor_h__
  23 #define __dvb_descriptor_mosaic_descriptor_h__
  24
  25 #include "descriptor.h"
  26
  27 class ElementaryCellField
  28 {
  29         protected:
  30                 unsigned reserved                               : 2;
  31                 unsigned elementaryCellId                       : 6;
  32
  33         public:
  34                 ElementaryCellField(const uint8_t * const buffer);
  35
  36                 uint8_t getElementaryCellId(void) const;
  37 };
  38
  39 typedef std::vector<ElementaryCellField *> ElementaryCellFieldVector;
  40 typedef ElementaryCellFieldVector::iterator ElementaryCellFieldIterator;
  41 typedef ElementaryCellFieldVector::const_iterator ElementaryCellFieldConstIterator;
  42
  43 class MosaicCell
  44 {
  45         protected:
  46                 unsigned logicalCellId                          : 6;
  47                 unsigned reserved                               : 7;
  48                 unsigned logicalCellPresentationInfo            : 3;
  49                 unsigned elementaryCellFieldLength              : 8;
  50                 ElementaryCellFieldVector elementaryCellFields;
  51                 unsigned cellLinkageInfo                        : 8;
  52                 unsigned bouquetId                              : 16;
  53                 unsigned originalNetworkId                      : 16;
  54                 unsigned transportStreamId                      : 16;
  55                 unsigned serviceId                              : 16;
  56                 unsigned eventId                                : 16;
  57
  58         public:
  59                 MosaicCell(const uint8_t * const buffer);
  60                 ~MosaicCell(void);
  61
  62                 uint8_t getLogicalCellId(void) const;
  63                 uint8_t getLogicalCellPresentationInfo(void) const;
  64                 const ElementaryCellFieldVector *getElementaryCellFields(void) const;
  65                 uint8_t getCellLinkageInfo(void) const;
  66                 uint16_t getBouquetId(void) const;
  67                 uint16_t getOriginalNetworkId(void) const;
  68                 uint16_t getTransportStreamId(void) const;
  69                 uint16_t getServiceId(void) const;
  70                 uint16_t getEventId(void) const;
  71 };
  72
  73 typedef std::vector<MosaicCell *> MosaicCellVector;
  74 typedef MosaicCellVector::iterator MosaicCellIterator;
  75 typedef MosaicCellVector::const_iterator MosaicCellConstIterator;
  76
  77 class MosaicDescriptor : public Descriptor
  78 {
  79         protected:
  80                 unsigned mosaicEntryPoint                       : 1;
  81                 unsigned numberOfHorizontalElementaryCells      : 3;
  82                 unsigned reserved                               : 1;
  83                 unsigned numberOfVerticalElementaryCells        : 3;
  84                 MosaicCellVector mosaicCells;
  85
  86         public:
  87                 MosaicDescriptor(const uint8_t * const buffer);
  88                 ~MosaicDescriptor(void);
  89
  90                 uint8_t getMosaicEntryPoint(void) const;
  91                 uint8_t getNumberOfHorizontalElementaryCells(void) const;
  92                 uint8_t getNumberOfVerticalElementaryCells(void) const;
  93                 const MosaicCellVector *getMosaicCells(void) const;
  94 };
  95
  96 #endif /* __dvb_descriptor_mosaic_descriptor_h__ */