1 /*

     2 * Copyright (c) 2010 Ixonos Plc.

     3 * All rights reserved.

     4 * This component and the accompanying materials are made available

     5 * under the terms of the "Eclipse Public License v1.0"

     6 * which accompanies this distribution, and is available

     7 * at the URL "http://www.eclipse.org/legal/epl-v10.html".

     8 *

     9 * Initial Contributors:

    10 * Nokia Corporation - Initial contribution

    11 *

    12 * Contributors:

    13 * Ixonos Plc

    14 *

    15 * Description:

    16 *

    17 */

    18 

    19 

    20 #ifndef _SEQUENCE_H_

    21 #define _SEQUENCE_H_

    22 

    23 

    24 #include "globals.h"

    25 #include "framebuffer.h"

    26 #include "slice.h"

    27 #include "bitbuffer.h"

    28 

    29 

    30 /*

    31  * Definitions of NAL types

    32  */

    33 #define NAL_TYPE_UNSPECIFIED      0

    34 #define NAL_TYPE_CODED_SLICE      1

    35 #define NAL_TYPE_CODED_SLICE_P_A  2

    36 #define NAL_TYPE_CODED_SLICE_P_B  3

    37 #define NAL_TYPE_CODED_SLICE_P_C  4

    38 #define NAL_TYPE_CODED_SLICE_IDR  5

    39 #define NAL_TYPE_SEI              6

    40 #define NAL_TYPE_SPS              7

    41 #define NAL_TYPE_PPS              8

    42 #define NAL_TYPE_PIC_DELIMITER    9

    43 #define NAL_TYPE_END_SEQ          10

    44 #define NAL_TYPE_END_STREAM       11

    45 #define NAL_TYPE_FILLER_DATA      12

    46 

    47 

    48 typedef struct _sequence_s 

    49 {

    50 

    51   dpb_s *dpb;

    52 

    53   frmBuf_s *outputQueue[DPB_MAX_SIZE];

    54   int outputQueuePos;

    55   int numQueuedOutputPics;

    56 

    57   bitbuffer_s *bitbuf;

    58 

    59   int sliceNums[PS_MAX_NUM_SLICE_GROUPS];

    60 

    61   seq_parameter_set_s *spsList[PS_MAX_NUM_OF_SPS];

    62   pic_parameter_set_s *ppsList[PS_MAX_NUM_OF_PPS];

    63 

    64   slice_s *currSlice;

    65   slice_s *nextSlice;

    66 

    67   int isFirstSliceOfSeq;

    68   int isPicBoundary;

    69   int isCurrPicFinished;

    70   int isDpbStorePending;

    71   int isSeqFinished;

    72 

    73   unsigned int redundantPicCnt;

    74 

    75   int32 unusedShortTermFrameNum;

    76   int32 prevFrameNum;

    77   int32 prevRefFrameNum;

    78 

    79   /* for POC type 0 : */

    80   int32 pocMsb;

    81   int32 prevPocMsb;

    82   int32 prevPocLsb;

    83   /* for POC type 1 : */

    84   int32 frameNumOffset;

    85   int32 prevFrameNumOffset;

    86 

    87   /* The previous decoded picture in decoding order includes */

    88   /* a memory_management_control_operation equal to 5        */

    89   int prevPicHasMMCO5; 

    90                        

    91   mbAttributes_s *mbData;

    92   frmBuf_s *recoBuf;

    93 

    94   TUint iFrameNumber;

    95   TUint iFromEncoder;

    96   TUint sliceDataModified;

    97   	    

    98   TBool iEncodeUntilIDR;	//	Encoded beginning of a clip has different SPS than the original

    99   TBool iBitShiftInSlice;

   100   

   101   TUint iNumSPS;

   102   TUint iNumPPS;

   103   

   104   TUint iPreviousPPSId;

   105 

   106   // [KW]: For testing, remove later!!!

   107   TUint iTotalFrameNumber;

   108 

   109 } sequence_s;

   110 

   111 

   112 #endif