text: #include <stdio.h>
  #include <stdlib.h>
  #include <string.h>
  #include <stdint.h> /* for uint32_t, etc */
  #include "SPSParser.h"
  
  namespace ZL_SPS_PARSE
  {
  
  /********************************************
  *define here
  ********************************************/
  #define SPS_PPS_DEBUG
  //#undef  SPS_PPS_DEBUG
  
  
  #define MAX_LEN 32
  #define EXTENDED_SAR       255
  #define FF_ARRAY_ELEMS(a) (sizeof(a) / sizeof((a)[0]))
  #define MAX_SPS_COUNT    			32
  #define MAX_LOG2_MAX_FRAME_NUM    	(12 + 4)
  #define MIN_LOG2_MAX_FRAME_NUM    	4
  #define H264_MAX_PICTURE_COUNT 		36
  #define CODEC_FLAG2_IGNORE_CROP   0x00010000 ///< Discard cropping information from SPS.
  #ifndef INT_MAX
  #define INT_MAX						65535
  #endif //INT_MAX
  
  #ifndef FFMIN
  #define FFMIN(a,b) ((a) > (b) ? (b) : (a))
  #endif
  #ifndef FFMAX
  #define FFMAX(a,b) ((a) > (b) ? (a) : (b))
  #endif
  
  /* report level */
  #define RPT_ERR (1) // error, system error
  #define RPT_WRN (2) // warning, maybe wrong, maybe OK
  #define RPT_INF (3) // important information
  #define RPT_DBG (4) // debug information
  
  static int rpt_lvl = RPT_WRN; /* report level: ERR, WRN, INF, DBG */
  
  /* report micro */
  #define RPT(lvl, ...) \
      do { \
          if(lvl <= rpt_lvl) { \
              switch(lvl) { \
                  case RPT_ERR: \
                      fprintf(stderr, "\"%s\" line %d [err]: ", __FILE__, __LINE__); \
                      break; \
                  case RPT_WRN: \
                      fprintf(stderr, "\"%s\" line %d [wrn]: ", __FILE__, __LINE__); \
                      break; \
                  case RPT_INF: \
                      fprintf(stderr, "\"%s\" line %d [inf]: ", __FILE__, __LINE__); \
                      break; \
                  case RPT_DBG: \
                      fprintf(stderr, "\"%s\" line %d [dbg]: ", __FILE__, __LINE__); \
                      break; \
                  default: \
                      fprintf(stderr, "\"%s\" line %d [???]: ", __FILE__, __LINE__); \
                      break; \
                  } \
                  fprintf(stderr, __VA_ARGS__); \
                  fprintf(stderr, "\n"); \
          } \
      } while(0)
  
  static const uint8_t sg_aau8DefaultScaling4[2][16] = {
      {  6, 13, 20, 28, 13, 20, 28, 32,
        20, 28, 32, 37, 28, 32, 37, 42 },
      { 10, 14, 20, 24, 14, 20, 24, 27,
        20, 24, 27, 30, 24, 27, 30, 34 }
  };
  
  static const uint8_t sg_aau8DefaultScaling8[2][64] = {
      {  6, 10, 13, 16, 18, 23, 25, 27,
        10, 11, 16, 18, 23, 25, 27, 29,
        13, 16, 18, 23, 25, 27, 29, 31,
        16, 18, 23, 25, 27, 29, 31, 33,
        18, 23, 25, 27, 29, 31, 33, 36,
        23, 25, 27, 29, 31, 33, 36, 38,
        25, 27, 29, 31, 33, 36, 38, 40,
        27, 29, 31, 33, 36, 38, 40, 42 },
      {  9, 13, 15, 17, 19, 21, 22, 24,
        13, 13, 17, 19, 21, 22, 24, 25,
        15, 17, 19, 21, 22, 24, 25, 27,
        17, 19, 21, 22, 24, 25, 27, 28,
        19, 21, 22, 24, 25, 27, 28, 30,
        21, 22, 24, 25, 27, 28, 30, 32,
        22, 24, 25, 27, 28, 30, 32, 33,
        24, 25, 27, 28, 30, 32, 33, 35 }
  };
  
  static const T_AVRational sg_atFfH264PixelSspect[17] = {
      {   0,  1 },
      {   1,  1 },
      {  12, 11 },
      {  10, 11 },
      {  16, 11 },
      {  40, 33 },
      {  24, 11 },
      {  20, 11 },
      {  32, 11 },
      {  80, 33 },
      {  18, 11 },
      {  15, 11 },
      {  64, 33 },
      { 160, 99 },
      {   4,  3 },
      {   3,  2 },
      {   2,  1 },
  };
  
  static const uint8_t sg_au8ZigzagScan[16+1] = {
      0 + 0 * 4, 1 + 0 * 4, 0 + 1 * 4, 0 + 2 * 4,
      1 + 1 * 4, 2 + 0 * 4, 3 + 0 * 4, 2 + 1 * 4,
      1 + 2 * 4, 0 + 3 * 4, 1 + 3 * 4, 2 + 2 * 4,
      3 + 1 * 4, 3 + 2 * 4, 2 + 3 * 4, 3 + 3 * 4,
  };
  
  const uint8_t g_au8FfZigzagDirect[64] = {
      0,   1,  8, 16,  9,  2,  3, 10,
      17, 24, 32, 25, 18, 11,  4,  5,
      12, 19, 26, 33, 40, 48, 41, 34,
      27, 20, 13,  6,  7, 14, 21, 28,
      35, 42, 49, 56, 57, 50, 43, 36,
      29, 22, 15, 23, 30, 37, 44, 51,
      58, 59, 52, 45, 38, 31, 39, 46,
      53, 60, 61, 54, 47, 55, 62, 63
  };
  
  
  static const uint8_t sg_au8HevcSubWidthC[] = {
      1, 2, 2, 1
  };
  
  static const uint8_t sg_au8HevcSubHeightC[] = {
      1, 2, 1, 1
  };
  
  static const uint8_t sg_au8DefaultScalingListIntra[] = {
      16, 16, 16, 16, 17, 18, 21, 24,
      16, 16, 16, 16, 17, 19, 22, 25,
      16, 16, 17, 18, 20, 22, 25, 29,
      16, 16, 18, 21, 24, 27, 31, 36,
      17, 17, 20, 24, 30, 35, 41, 47,
      18, 19, 22, 27, 35, 44, 54, 65,
      21, 22, 25, 31, 41, 54, 70, 88,
      24, 25, 29, 36, 47, 65, 88, 115
  };
  
  static const uint8_t sg_au8DefaultScalingListInter[] = {
      16, 16, 16, 16, 17, 18, 20, 24,
      16, 16, 16, 17, 18, 20, 24, 25,
      16, 16, 17, 18, 20, 24, 25, 28,
      16, 17, 18, 20, 24, 25, 28, 33,
      17, 18, 20, 24, 25, 28, 33, 41,
      18, 20, 24, 25, 28, 33, 41, 54,
      20, 24, 25, 28, 33, 41, 54, 71,
      24, 25, 28, 33, 41, 54, 71, 91
  };
  
  
  const uint8_t g_au8HevcDiagScan4x4X[16] = {
      0, 0, 1, 0,
      1, 2, 0, 1,
      2, 3, 1, 2,
      3, 2, 3, 3,
  };
  
  const uint8_t g_au8HevcDiagScan4x4Y[16] = {
      0, 1, 0, 2,
      1, 0, 3, 2,
      1, 0, 3, 2,
      1, 3, 2, 3,
  };
  
  const uint8_t g_au8HevcDiagScan8x8X[64] = {
      0, 0, 1, 0,
      1, 2, 0, 1,
      2, 3, 0, 1,
      2, 3, 4, 0,
      1, 2, 3, 4,
      5, 0, 1, 2,
      3, 4, 5, 6,
      0, 1, 2, 3,
      4, 5, 6, 7,
      1, 2, 3, 4,
      5, 6, 7, 2,
      3, 4, 5, 6,
      7, 3, 4, 5,
      6, 7, 4, 5,
      6, 7, 5, 6,
      7, 6, 7, 7,
  };
  
  const uint8_t g_au8HevcDiagScan8x8Y[64] = {
      0, 1, 0, 2,
      1, 0, 3, 2,
      1, 0, 4, 3,
      2, 1, 0, 5,
      4, 3, 2, 1,
      0, 6, 5, 4,
      3, 2, 1, 0,
      7, 6, 5, 4,
      3, 2, 1, 0,
      7, 6, 5, 4,
      3, 2, 1, 7,
      6, 5, 4, 3,
      2, 7, 6, 5,
      4, 3, 7, 6,
      5, 4, 7, 6,
      5, 7, 6, 7,
  };
  
  static const T_AVRational sg_atVuiSar[] = {
      {  0,   1 },
      {  1,   1 },
      { 12,  11 },
      { 10,  11 },
      { 16,  11 },
      { 40,  33 },
      { 24,  11 },
      { 20,  11 },
      { 32,  11 },
      { 80,  33 },
      { 18,  11 },
      { 15,  11 },
      { 64,  33 },
      { 160, 99 },
      {  4,   3 },
      {  3,   2 },
      {  2,   1 },
  };
  
  static inline int getBitsLeft(void *pvHandle)
  {
      int iResLen = 0;
      T_GetBitContext *ptPtr = (T_GetBitContext *)pvHandle;
      if(ptPtr->iBufSize <= 0 || ptPtr->iTotalBit <= 0)
      {
          RPT(RPT_WRN, "buffer size is zero");
          return 0;
      }
  
  
      iResLen = ptPtr->iTotalBit - ptPtr->iBitPos;
      return iResLen;
  }
  
  
  /********************************************
  *functions
  ********************************************/
  /**
   *  @brief Function getOneBit()   ¶Á1¸öbit
   *  @param[in]     h     T_GetBitContext structrue
   *  @retval        0: success, -1 : failure
   *  @pre
   *  @post
   */
  static int getOneBit(void *pvHandle)
  {
      T_GetBitContext *ptPtr = (T_GetBitContext *)pvHandle;
      int iRet = 0;
      uint8_t *pu8CurChar = NULL;
      uint8_t u8Shift;
      int iResoLen = 0;
  
      if(NULL == ptPtr)
      {
          RPT(RPT_ERR, "NULL pointer");
          iRet = -1;
          goto exit;
      }
      iResoLen = getBitsLeft(ptPtr);
      if(iResoLen < 1)
      {
          iRet = -1;
          goto exit;
      }
  
      pu8CurChar = ptPtr->pu8Buf + (ptPtr->iBitPos >> 3);
      u8Shift = 7 - (ptPtr->iCurBitPos);
      ptPtr->iBitPos++;
      ptPtr->iCurBitPos = ptPtr->iBitPos & 0x7;
      iRet = ((*pu8CurChar) >> u8Shift) & 0x01;
  
  exit:
      return iRet;
  }
  
  
  /**
   *  @brief Function getBits()  ¶Án¸öbits£¬n²»ÄÜ³¬¹ý32
   *  @param[in]     h     T_GetBitContext structrue
   *  @param[in]     n     how many bits you want?
   *  @retval        0: success, -1 : failure
   *  @pre
   *  @post
   */
  static int getBits(void *pvHandle, int iN)
  {
      T_GetBitContext *ptPtr = (T_GetBitContext *)pvHandle;
      uint8_t au8Temp[5] = {0};
      uint8_t *pu8CurChar = NULL;
      uint8_t u8Nbyte;
      uint8_t u8Shift;
      uint32_t u32Result = 0;
      int iRet = 0;
      int iResoLen = 0;
  
      if(NULL == ptPtr)
      {
          RPT(RPT_ERR, "NULL pointer");
          iRet = -1;
          goto exit;
      }
  
      if(iN > MAX_LEN)
      {
          iN = MAX_LEN;
      }
  
      iResoLen = getBitsLeft(ptPtr);
      if(iResoLen < iN)
      {
          iRet = -1;
          goto exit;
      }
  
  
      if((ptPtr->iBitPos + iN) > ptPtr->iTotalBit)
      {
          iN = ptPtr->iTotalBit- ptPtr->iBitPos;
      }
  
      pu8CurChar = ptPtr->pu8Buf+ (ptPtr->iBitPos>>3);
      u8Nbyte = (ptPtr->iCurBitPos + iN + 7) >> 3;
      u8Shift = (8 - (ptPtr->iCurBitPos + iN))& 0x07;
  
      if(iN == MAX_LEN)
      {
          RPT(RPT_DBG, "12(ptPtr->iBitPos(:%d) + iN(:%d)) > ptPtr->iTotalBit(:%d)!!! ",\
                  ptPtr->iBitPos, iN, ptPtr->iTotalBit);
          RPT(RPT_DBG, "0x%x 0x%x 0x%x 0x%x", (*pu8CurChar), *(pu8CurChar+1),*(pu8CurChar+2),*(pu8CurChar+3));
      }
  
      memcpy(&au8Temp[5-u8Nbyte], pu8CurChar, u8Nbyte);
      iRet = (uint32_t)au8Temp[0] << 24;
      iRet = iRet << 8;
      iRet = ((uint32_t)au8Temp[1]<<24)|((uint32_t)au8Temp[2] << 16)\
                          |((uint32_t)au8Temp[3] << 8)|au8Temp[4];
  
      iRet = (iRet >> u8Shift) & (((uint64_t)1<<iN) - 1);
  
      u32Result = iRet;
      ptPtr->iBitPos += iN;
      ptPtr->iCurBitPos = ptPtr->iBitPos & 0x7;
  
  exit:
      return u32Result;
  }
  
  
  /**
   * Show 1-25 bits.
   */
  static inline unsigned int showBits(void *pvHandle, int iN)
  {
      T_GetBitContext *ptPtr = (T_GetBitContext *)pvHandle;
      uint8_t au8Temp[5] = {0};
      uint8_t *pu8CurChar = NULL;
      uint8_t u8Nbyte;
      uint8_t u8Shift;
      uint32_t u32Result = 0;
      int iRet = 0;
      int iResoLen = 0;
  
      if(NULL == ptPtr)
      {
          RPT(RPT_ERR, "NULL pointer");
          iRet = -1;
          goto exit;
      }
  
      if(iN > MAX_LEN)
      {
          iN = MAX_LEN;
      }
  
      iResoLen = getBitsLeft(ptPtr);
      if(iResoLen < iN)
      {
          iRet = -1;
          goto exit;
      }
  
  
      if((ptPtr->iBitPos + iN) > ptPtr->iTotalBit)
      {
          iN = ptPtr->iTotalBit- ptPtr->iBitPos;
      }
  
      pu8CurChar = ptPtr->pu8Buf+ (ptPtr->iBitPos>>3);
      u8Nbyte = (ptPtr->iCurBitPos + iN + 7) >> 3;
      u8Shift = (8 - (ptPtr->iCurBitPos + iN))& 0x07;
  
      if(iN == MAX_LEN)
      {
          RPT(RPT_DBG, "12(ptPtr->iBitPos(:%d) + iN(:%d)) > ptPtr->iTotalBit(:%d)!!! ",\
                  ptPtr->iBitPos, iN, ptPtr->iTotalBit);
          RPT(RPT_DBG, "0x%x 0x%x 0x%x 0x%x", (*pu8CurChar), *(pu8CurChar+1),*(pu8CurChar+2),*(pu8CurChar+3));
      }
  
      memcpy(&au8Temp[5-u8Nbyte], pu8CurChar, u8Nbyte);
      iRet = (uint32_t)au8Temp[0] << 24;
      iRet = iRet << 8;
      iRet = ((uint32_t)au8Temp[1]<<24)|((uint32_t)au8Temp[2] << 16)\
                          |((uint32_t)au8Temp[3] << 8)|au8Temp[4];
  
      iRet = (iRet >> u8Shift) & (((uint64_t)1<<iN) - 1);
  
      u32Result = iRet;
  //    ptPtr->iBitPos += iN;
  //    ptPtr->iCurBitPos = ptPtr->iBitPos & 0x7;
  
  exit:
      return u32Result;
  }
  
  
  
  /**
   * Show 0-32 bits.
   */
  static inline unsigned int showBitsLong(void *pvHandle, int iN)
  {
      T_GetBitContext *ptPtr = (T_GetBitContext *)pvHandle;
  
      if (iN <= 32) {
          return showBits(ptPtr, iN);
      }
      return 0;
  }
  
  
  
  /**
   *  @brief Function parseCodenum() Ö¸Êý¸çÂ×²¼±àÂë½âÎö£¬²Î¿¼h264±ê×¼µÚ9½Ú
   *  @param[in]     buf
   *  @retval        u32CodeNum
   *  @pre
   *  @post
   */
  static int parseCodenum(void *pvBuf)
  {
      uint8_t u8LeadingZeroBits = -1;
      uint8_t u8B;
      uint32_t u32CodeNum = 0;
  
      for(u8B=0; !u8B; u8LeadingZeroBits++)
      {
          u8B = getOneBit(pvBuf);
      }
  
      u32CodeNum = ((uint32_t)1 << u8LeadingZeroBits) - 1 + getBits(pvBuf, u8LeadingZeroBits);
  
      return u32CodeNum;
  }
  
  /**
   *  @brief Function parseUe() Ö¸Êý¸çÂ×²¼±àÂë½âÎö ue(),²Î¿¼h264±ê×¼µÚ9½Ú
   *  @param[in]     buf       sps_pps parse buf
   *  @retval        u32CodeNum
   *  @pre
   *  @post
   */
  static int parseUe(void *pvBuf)
  {
      return parseCodenum(pvBuf);
  }
  
  
  /**
   *  @brief Function parseSe() Ö¸Êý¸çÂ×²¼±àÂë½âÎö se(), ²Î¿¼h264±ê×¼µÚ9½Ú
   *  @param[in]     buf       sps_pps parse buf
   *  @retval        u32CodeNum
   *  @pre
   *  @post
   */
  static int parseSe(void *pvBuf)
  {
      int iRet = 0;
      int u32CodeNum;
  
      u32CodeNum = parseCodenum(pvBuf);
      iRet = (u32CodeNum + 1) >> 1;
      iRet = (u32CodeNum & 0x01)? iRet : -iRet;
  
      return iRet;
  }
  
  
  /**
   *  @brief Function getBitContextFree()  ÉêÇëµÄget_bit_context½á¹¹ÄÚ´æÊÍ·Å
   *  @param[in]     buf       T_GetBitContext buf
   *  @retval        none
   *  @pre
   *  @post
   */
  static void getBitContextFree(void *pvBuf)
  {
      T_GetBitContext *ptPtr = (T_GetBitContext *)pvBuf;
  
      if(ptPtr)
      {
          if(ptPtr->pu8Buf)
          {
              free(ptPtr->pu8Buf);
          }
  
          free(ptPtr);
      }
  }
  
  
  
  
  /**
   *  @brief Function deEmulationPrevention()  ½â¾ºÕù´úÂë
   *  @param[in]     buf       T_GetBitContext buf
   *  @retval        none
   *  @pre
   *  @post
   *  @note:
   *      µ÷ÊÔÊ±×ÜÊÇ·¢ÏÖvui.time_scaleÖµÌØ±ðÆæ¹Ö£¬×ÜÊÇ16777216£¬ºóÀ´²éÑ¯Ô­ÒòÈçÏÂ:
   *      http://www.cnblogs.com/eustoma/archive/2012/02/13/2415764.html
   *      H.264±àÂëÊ±£¬ÔÚÃ¿¸öNALÇ°Ìí¼ÓÆðÊ¼Âë 0x000001£¬½âÂëÆ÷ÔÚÂëÁ÷ÖÐ¼ì²âµ½ÆðÊ¼Âë£¬µ±Ç°NAL½áÊø¡£
   *      ÎªÁË·ÀÖ¹NALÄÚ²¿³öÏÖ0x000001µÄÊý¾Ý£¬h.264ÓÖÌá³ö'·ÀÖ¹¾ºÕù emulation prevention"»úÖÆ£¬
   *      ÔÚ±àÂëÍêÒ»¸öNALÊ±£¬Èç¹û¼ì²â³öÓÐÁ¬ÐøÁ½¸ö0x00×Ö½Ú£¬¾ÍÔÚºóÃæ²åÈëÒ»¸ö0x03¡£
   *      µ±½âÂëÆ÷ÔÚNALÄÚ²¿¼ì²âµ½0x000003µÄÊý¾Ý£¬¾Í°Ñ0x03Å×Æú£¬»Ö¸´Ô­Ê¼Êý¾Ý¡£
   *      0x000000  >>>>>>  0x00000300
   *      0x000001  >>>>>>  0x00000301
   *      0x000002  >>>>>>  0x00000302
   *      0x000003  >>>>>>  0x00000303
   */
  static void *deEmulationPrevention(void *pvBuf)
  {
      T_GetBitContext *ptPtr = NULL;
      T_GetBitContext *ptBufPtr = (T_GetBitContext *)pvBuf;
      int i = 0, j = 0;
      uint8_t *pu8TmpPtr = NULL;
      int tmp_buf_size = 0;
      int iVal = 0;
  
      if(NULL == ptBufPtr)
      {
          RPT(RPT_ERR, "NULL ptPtr");
          goto exit;
      }
  
      ptPtr = (T_GetBitContext *)malloc(sizeof(T_GetBitContext));
      if(NULL == ptPtr)
      {
          RPT(RPT_ERR, "NULL ptPtr");
          goto exit;
      }
  
      memcpy(ptPtr, ptBufPtr, sizeof(T_GetBitContext));
  
      ptPtr->pu8Buf = (uint8_t *)malloc(ptPtr->iBufSize);
      if(NULL == ptPtr->pu8Buf)
      {
          RPT(RPT_ERR, "NULL ptPtr");
          goto exit;
      }
  
      memcpy(ptPtr->pu8Buf, ptBufPtr->pu8Buf, ptBufPtr->iBufSize);
  
      pu8TmpPtr = ptPtr->pu8Buf;
      tmp_buf_size = ptPtr->iBufSize;
      for(i=0; i<(tmp_buf_size-2); i++)
      {
          /*¼ì²â0x000003*/
          iVal = (pu8TmpPtr[i]^0x00) + (pu8TmpPtr[i+1]^0x00) + (pu8TmpPtr[i+2]^0x03);
          if(iVal == 0)
          {
              /*ÌÞ³ý0x03*/
              for(j=i+2; j<tmp_buf_size-1; j++)
              {
                  pu8TmpPtr[j] = pu8TmpPtr[j+1];
              }
  
              /*ÏàÓ¦µÄbufsizeÒª¼õÐ¡*/
              ptPtr->iBufSize--;
          }
      }
  
      /*ÖØÐÂ¼ÆËãtotal_bit*/
      ptPtr->iTotalBit = ptPtr->iBufSize << 3;
  
      return (void *)ptPtr;
  
  exit:
      getBitContextFree(ptPtr);
      return NULL;
  }
  
  static void decodeScalingList(void *pvBuf, uint8_t *pu8Factors, int iSize,
                                  const uint8_t *pu8JvtList,
                                  const uint8_t *pu8FallbackList)
  {
      int i;
      int iLast = 8;
      int iNext = 8;
      const uint8_t *pu8Scan = iSize == 16 ? sg_au8ZigzagScan : g_au8FfZigzagDirect;
  
      if (!getOneBit(pvBuf)) /* matrix not written, we use the predicted one */
          memcpy(pu8Factors, pu8FallbackList, iSize * sizeof(uint8_t));
      else
          for (i = 0; i < iSize; i++)
          {
              if (iNext)
              {
  
                  iNext = (iLast + parseSe(pvBuf)) & 0xff;
              }
              if (!i && !iNext)
              {
                  /* matrix not written, we use the preset one */
                  memcpy(pu8Factors, pu8JvtList, iSize * sizeof(uint8_t));
                  break;
              }
              iLast = pu8Factors[pu8Scan[i]] = iNext ? iNext : iLast;
          }
  }
  
  
   int decodeScalingMatrices(void *pvBuf, T_SPS *ptSps,
                                      T_PPS *ptPps, int iIsSps,
                                      uint8_t(*pau8ScalingMatrix4)[16],
                                      uint8_t(*pau8ScalingMatrix8)[64])
  {
      int iFallbackSps = !iIsSps && ptSps->iScalingMatrixPresent;
      const uint8_t *pau8Fallback[4] = {
          iFallbackSps ? ptSps->aau8ScalingMatrix4[0] : sg_aau8DefaultScaling4[0],
          iFallbackSps ? ptSps->aau8ScalingMatrix4[3] : sg_aau8DefaultScaling4[1],
          iFallbackSps ? ptSps->aau8ScalingMatrix8[0] : sg_aau8DefaultScaling8[0],
          iFallbackSps ? ptSps->aau8ScalingMatrix8[3] : sg_aau8DefaultScaling8[1]
      };
      if (getOneBit(pvBuf)) {
          ptSps->iScalingMatrixPresent |= iIsSps;
          decodeScalingList(pvBuf, pau8ScalingMatrix4[0], 16, sg_aau8DefaultScaling4[0], pau8Fallback[0]);        // Intra, Y
          decodeScalingList(pvBuf, pau8ScalingMatrix4[1], 16, sg_aau8DefaultScaling4[0], pau8ScalingMatrix4[0]); // Intra, Cr
          decodeScalingList(pvBuf, pau8ScalingMatrix4[2], 16, sg_aau8DefaultScaling4[0], pau8ScalingMatrix4[1]); // Intra, Cb
  
          decodeScalingList(pvBuf, pau8ScalingMatrix4[3], 16, sg_aau8DefaultScaling4[1], pau8Fallback[1]);        // Inter, Y
  
          decodeScalingList(pvBuf, pau8ScalingMatrix4[4], 16, sg_aau8DefaultScaling4[1], pau8ScalingMatrix4[3]); // Inter, Cr
  
          decodeScalingList(pvBuf, pau8ScalingMatrix4[5], 16, sg_aau8DefaultScaling4[1], pau8ScalingMatrix4[4]); // Inter, Cb
  
  
          if (iIsSps || ptPps->iTransform8x8Mode)
          {
              decodeScalingList(pvBuf, pau8ScalingMatrix8[0], 64, sg_aau8DefaultScaling8[0], pau8Fallback[2]); // Intra, Y
              decodeScalingList(pvBuf, pau8ScalingMatrix8[3], 64, sg_aau8DefaultScaling8[1], pau8Fallback[3]); // Inter, Y
              if (ptSps->iChromaFormatIdc == 3) {
                  decodeScalingList(pvBuf, pau8ScalingMatrix8[1], 64, sg_aau8DefaultScaling8[0], pau8ScalingMatrix8[0]); // Intra, Cr
                  decodeScalingList(pvBuf, pau8ScalingMatrix8[4], 64, sg_aau8DefaultScaling8[1], pau8ScalingMatrix8[3]); // Inter, Cr
                  decodeScalingList(pvBuf, pau8ScalingMatrix8[2], 64, sg_aau8DefaultScaling8[0], pau8ScalingMatrix8[1]); // Intra, Cb
                  decodeScalingList(pvBuf, pau8ScalingMatrix8[5], 64, sg_aau8DefaultScaling8[1], pau8ScalingMatrix8[4]); // Inter, Cb
              }
          }
      }
      return 0;
  }
  
  static  int decodeHrdPAarameters(void *pvBuf, T_SPS *ptSps)
  {
      int iCpbCount = 0;
      int i;
      iCpbCount = parseUe(pvBuf);
  
      if (iCpbCount > 32U)
      {
          RPT(RPT_ERR,"iCpbCount %d invalid\n", iCpbCount);
          return -1;
  
      }
  
      getBits(pvBuf, 4); /* bit_rate_scale */
      getBits(pvBuf, 4); /* cpb_size_scale */
      for (i = 0; i < iCpbCount; i++)
      {
          parseUe(pvBuf);
          parseUe(pvBuf);
          //get_ue_golomb_long(&h->gb); /* bit_rate_value_minus1 */
          //get_ue_golomb_long(&h->gb); /* cpb_size_value_minus1 */
          getOneBit(pvBuf);          /* cbr_flag */
      }
      ptSps->iInitialCpbRemovalDelayLength = getBits(pvBuf, 5) + 1;
      ptSps->iCpbRemovalDelayLength         = getBits(pvBuf, 5) + 1;
      ptSps->iDpbOutputDelayLength          = getBits(pvBuf, 5) + 1;
      ptSps->iTimeOffsetLength               = getBits(pvBuf, 5);
      ptSps->iCpbCnt                          = iCpbCount;
      return 0;
  }
  
  
  static inline int decodeVuiParameters(void *pvBuf, T_SPS *ptSps)
  {
      int iAspectRatioInfoPresentFlag;
      unsigned int uiAspectRatioIdc;
      int iChromaSampleLocation;
  
      iAspectRatioInfoPresentFlag = getOneBit(pvBuf);
  
      if (iAspectRatioInfoPresentFlag) {
          uiAspectRatioIdc = getBits(pvBuf, 8);
          if (uiAspectRatioIdc == EXTENDED_SAR) {
              ptSps->tSar.num = getBits(pvBuf, 16);
              ptSps->tSar.den = getBits(pvBuf, 16);
          } else if (uiAspectRatioIdc < FF_ARRAY_ELEMS(sg_atFfH264PixelSspect)) {
              ptSps->tSar = sg_atFfH264PixelSspect[uiAspectRatioIdc];
          } else
          {
              RPT(RPT_ERR,"illegal aspect ratio\n");
              return -1;
          }
      } else
      {
          ptSps->tSar.num =
          ptSps->tSar.den = 0;
      }
  
      if (getOneBit(pvBuf))      /* iOverscanInfoPresentFlag */
          getOneBit(pvBuf);      /* iOverscanAppropriateFlag */
  
      ptSps->iVideoSignalTypePresentFlag = getOneBit(pvBuf);
      if (ptSps->iVideoSignalTypePresentFlag) {
          getBits(pvBuf, 3);                 /* video_format */
          ptSps->iFullRange = getOneBit(pvBuf); /* iVideoFullRangeFlag */
  
          ptSps->iColourDescriptionPresentFlag = getOneBit(pvBuf);
          if (ptSps->iColourDescriptionPresentFlag) {
              ptSps->tColorPrimaries = getBits(pvBuf, 8); /* u8ColourPrimaries */
              ptSps->tColorTrc       = getBits(pvBuf, 8); /* transfer_characteristics */
              ptSps->tColorspace      = getBits(pvBuf, 8); /* matrix_coefficients */
              if (ptSps->tColorPrimaries >= AVCOL_PRI_NB)
                  ptSps->tColorPrimaries = AVCOL_PRI_UNSPECIFIED;
              if (ptSps->tColorTrc >= AVCOL_TRC_NB)
                  ptSps->tColorTrc = AVCOL_TRC_UNSPECIFIED;
              if (ptSps->tColorspace >= AVCOL_SPC_NB)
                  ptSps->tColorspace = AVCOL_SPC_UNSPECIFIED;
          }
      }
  
      /* chroma_location_info_present_flag */
      if (getOneBit(pvBuf))
      {
          /* chroma_sample_location_type_top_field */
          iChromaSampleLocation = parseUe(pvBuf);
          parseUe(pvBuf);  /* chroma_sample_location_type_bottom_field */
      }
      if(getBitsLeft(pvBuf) < 10)
      {
          return 0;
      }
  
  
      ptSps->iTimingInfoPresentFlag = getOneBit(pvBuf);
      if (ptSps->iTimingInfoPresentFlag) {
          unsigned u32NumUnitsInTick = getBits(pvBuf, 32);
          unsigned u32TimeScale        = getBits(pvBuf, 32);
          if (!u32NumUnitsInTick || !u32TimeScale) {
  
              RPT(RPT_ERR,"u32TimeScale/u32NumUnitsInTick invalid or unsupported (%u/%u)\n",u32TimeScale, u32NumUnitsInTick);
              ptSps->iTimingInfoPresentFlag = 0;
          } else {
              ptSps->u32NumUnitsInTick = u32NumUnitsInTick;
              ptSps->u32TimeScale = u32TimeScale;
          }
          ptSps->iFixedFrameRateFlag = getOneBit(pvBuf);
      }
  
      ptSps->iNalHrdParametersPresentFlag = getOneBit(pvBuf);
      if (ptSps->iNalHrdParametersPresentFlag)
          if (decodeHrdPAarameters(pvBuf, ptSps) < 0)
              return -1;
      ptSps->iVclHrdParametersPresentFlag = getOneBit(pvBuf);
      if (ptSps->iVclHrdParametersPresentFlag)
          if (decodeHrdPAarameters(pvBuf, ptSps) < 0)
              return -1;
      if (ptSps->iNalHrdParametersPresentFlag ||
          ptSps->iVclHrdParametersPresentFlag)
          getOneBit(pvBuf);     /* low_delay_hrd_flag */
      ptSps->iPicStructPresentFlag = getOneBit(pvBuf);
  
      if(getBitsLeft(pvBuf) == 0)
          return 0;
      ptSps->iBitstreamRestrictionFlag = getOneBit(pvBuf);
      if (ptSps->iBitstreamRestrictionFlag) {
          getOneBit(pvBuf);     	 /* motion_vectors_over_pic_boundaries_flag */
          parseUe(pvBuf);
          //get_ue_golomb(&h->gb); /* max_bytes_per_pic_denom */
          parseUe(pvBuf);
          //get_ue_golomb(&h->gb); /* max_bits_per_mb_denom */
          parseUe(pvBuf);
          //get_ue_golomb(&h->gb); /* log2_max_mv_length_horizontal */
          parseUe(pvBuf);
          //get_ue_golomb(&h->gb); /* log2_max_mv_length_vertical */
          ptSps->iNumReorderFrames = parseUe(pvBuf);
  
          parseUe(pvBuf);
          //get_ue_golomb(&h->gb); /*max_dec_frame_buffering*/
  
          if (getBitsLeft(pvBuf) < 0)
          {
              ptSps->iNumReorderFrames         = 0;
              ptSps->iBitstreamRestrictionFlag = 0;
          }
  
          if (ptSps->iNumReorderFrames > 16U
              /* max_dec_frame_buffering || max_dec_frame_buffering > 16 */)
          {
              RPT(RPT_DBG, "Clipping illegal iNumReorderFrames %d\n",
                     ptSps->iNumReorderFrames);
              ptSps->iNumReorderFrames = 16;
              return -1;
          }
      }
  
      return 0;
  }
  
  
  int h264DecSeqParameterSet(void *pvBufSrc, T_SPS *ptSps)
  {
      int iLevelIdc;
      int iConstraintSetFlags = 0;
      unsigned int uiSpsId;
      int i;
      int iLog2MaxFrameNumMinus4;
  
      int iRet = 0;
      int iProfileIdc = 0;
      void *pvBuf = NULL;
  
  
  
      if(NULL == pvBufSrc || NULL == ptSps)
      {
          RPT(RPT_ERR,"ERR null pointer\n");
          iRet = -1;
          goto exit;
      }
  
      memset((void *)ptSps, 0, sizeof(T_SPS));
  
      pvBuf = deEmulationPrevention(pvBufSrc);
      if(NULL == pvBuf)
      {
          RPT(RPT_ERR,"ERR null pointer\n");
          iRet = -1;
          goto exit;
      }
  
      iProfileIdc           = getBits(pvBuf, 8);
      iConstraintSetFlags |= getOneBit(pvBuf) << 0;   // constraint_set0_flag
      iConstraintSetFlags |= getOneBit(pvBuf) << 1;   // constraint_set1_flag
      iConstraintSetFlags |= getOneBit(pvBuf) << 2;   // constraint_set2_flag
      iConstraintSetFlags |= getOneBit(pvBuf) << 3;   // constraint_set3_flag
      iConstraintSetFlags |= getOneBit(pvBuf) << 4;   // constraint_set4_flag
      iConstraintSetFlags |= getOneBit(pvBuf) << 5;   // constraint_set5_flag
      getBits(pvBuf, 2);                            // reserved_zero_2bits
      iLevelIdc = getBits(pvBuf, 8);
      uiSpsId    = parseUe(pvBuf);
  
      if (uiSpsId >= MAX_SPS_COUNT) {
          RPT(RPT_ERR, "uiSpsId %u out of range\n", uiSpsId);
          iRet = -1;
          goto exit;
  
      }
  
  
      ptSps->uiSpsId               = uiSpsId;
      ptSps->iTimeOffsetLength   = 24;
      ptSps->iProfileIdc          = iProfileIdc;
      ptSps->iConstraintSetFlags = iConstraintSetFlags;
      ptSps->iLevelIdc            = iLevelIdc;
      ptSps->iFullRange           = -1;
  
      memset(ptSps->aau8ScalingMatrix4, 16, sizeof(ptSps->aau8ScalingMatrix4));
      memset(ptSps->aau8ScalingMatrix8, 16, sizeof(ptSps->aau8ScalingMatrix8));
      ptSps->iScalingMatrixPresent = 0;
      ptSps->tColorspace = 2; //AVCOL_SPC_UNSPECIFIED
  
      if (ptSps->iProfileIdc == 100 ||  // High profile
          ptSps->iProfileIdc == 110 ||  // High10 profile
          ptSps->iProfileIdc == 122 ||  // High422 profile
          ptSps->iProfileIdc == 244 ||  // High444 Predictive profile
          ptSps->iProfileIdc ==  44 ||  // Cavlc444 profile
          ptSps->iProfileIdc ==  83 ||  // Scalable Constrained High profile (SVC)
          ptSps->iProfileIdc ==  86 ||  // Scalable High Intra profile (SVC)
          ptSps->iProfileIdc == 118 ||  // Stereo High profile (MVC)
          ptSps->iProfileIdc == 128 ||  // Multiview High profile (MVC)
          ptSps->iProfileIdc == 138 ||  // Multiview Depth High profile (MVCD)
          ptSps->iProfileIdc == 144) {  // old High444 profile
          ptSps->iChromaFormatIdc = parseUe(pvBuf);
          if (ptSps->iChromaFormatIdc > 3U)
          {
              RPT(RPT_ERR, "iChromaFormatIdc %u",ptSps->iChromaFormatIdc);
              iRet = -1;
              goto exit;
          }
          else if (ptSps->iChromaFormatIdc == 3)
          {
              ptSps->iResidualColorTransformFlag = getOneBit(pvBuf);
              if (ptSps->iResidualColorTransformFlag)
              {
                  RPT(RPT_ERR, "separate color planes are not supported\n");
                  iRet = -1;
                  goto exit;
  
              }
          }
          ptSps->iBitDepthLuma   = parseUe(pvBuf) + 8;
          ptSps->iBitDepthChroma = parseUe(pvBuf) + 8;
          if (ptSps->iBitDepthChroma != ptSps->iBitDepthLuma)
          {
              RPT(RPT_ERR, "Different chroma and luma bit depth");
              iRet = -1;
              goto exit;
  
          }
          if (ptSps->iBitDepthLuma   < 8 || ptSps->iBitDepthLuma   > 14 ||
              ptSps->iBitDepthChroma < 8 || ptSps->iBitDepthChroma > 14)
          {
              RPT(RPT_ERR, "illegal bit depth value (%d, %d)\n",ptSps->iBitDepthLuma, ptSps->iBitDepthChroma);
              iRet = -1;
              goto exit;
          }
          ptSps->iTransformBypass = getOneBit(pvBuf);
          decodeScalingMatrices(pvBuf, ptSps, NULL, 1,
                                  ptSps->aau8ScalingMatrix4, ptSps->aau8ScalingMatrix8);
      }
      else
      {
  
          ptSps->iChromaFormatIdc = 1;
          ptSps->iBitDepthLuma    = 8;
          ptSps->iBitDepthChroma  = 8;
      }
  
      iLog2MaxFrameNumMinus4 = parseUe(pvBuf);
  
      if (iLog2MaxFrameNumMinus4 < MIN_LOG2_MAX_FRAME_NUM - 4 ||
          iLog2MaxFrameNumMinus4 > MAX_LOG2_MAX_FRAME_NUM - 4)
      {
          RPT(RPT_ERR, "iLog2MaxFrameNumMinus4 out of range (0-12): %d\n", iLog2MaxFrameNumMinus4);
          iRet = -1;
          goto exit;
  
      }
      ptSps->iLog2MaxFrameNum = iLog2MaxFrameNumMinus4 + 4;
  
      ptSps->iPocType = parseUe(pvBuf);
  
      if (ptSps->iPocType == 0)
      {
          // FIXME #define
          unsigned t = parseUe(pvBuf);
          if (t>12)
          {
              RPT(RPT_ERR, "iLog2MaxPocLsb (%d) is out of range\n", t);
              iRet = -1;
              goto exit;
  
          }
          ptSps->iLog2MaxPocLsb = t + 4;
      }
      else if (ptSps->iPocType == 1)
      {
          // FIXME #define
          ptSps->iDeltaPicOrderAlwaysZeroFlag = getOneBit(pvBuf);
          ptSps->iOffsetForNonRefPic           = parseSe(pvBuf);
          ptSps->iOffsetForTopToBottomField   = parseSe(pvBuf);
          ptSps->iPocCycleLength                 = parseUe(pvBuf);
  
          if ((unsigned)ptSps->iPocCycleLength >= FF_ARRAY_ELEMS(ptSps->asOffsetForRefFrame))
          {
              RPT(RPT_ERR, "iPocCycleLength overflow %d\n", ptSps->iPocCycleLength);
              iRet = -1;
              goto exit;
  
          }
  
          for (i = 0; i < ptSps->iPocCycleLength; i++)
              ptSps->asOffsetForRefFrame[i] = parseSe(pvBuf);
      }
      else if (ptSps->iPocType != 2)
      {
          RPT(RPT_ERR, "illegal POC type %d\n", ptSps->iPocType);
          iRet = -1;
          goto exit;
  
      }
  
      ptSps->iRefFrameCount = parseUe(pvBuf);
      if (ptSps->iRefFrameCount > H264_MAX_PICTURE_COUNT - 2 ||
          ptSps->iRefFrameCount > 16U)
      {
          RPT(RPT_ERR, "too many reference frames %d\n", ptSps->iRefFrameCount);
          iRet = -1;
          goto exit;
  
      }
      ptSps->iGapsInFrameNumAllowedFlag = getOneBit(pvBuf);
      ptSps->iMbWidth                       = parseUe(pvBuf) + 1;
      ptSps->iMbHeight                      = parseUe(pvBuf) + 1;
  
  
      ptSps->iFrameMbsOnlyFlag = getOneBit(pvBuf);
      if (!ptSps->iFrameMbsOnlyFlag)
          ptSps->iMbAff = getOneBit(pvBuf);
      else
          ptSps->iMbAff = 0;
  
      ptSps->iDirect8x8InferenceFlag = getOneBit(pvBuf);
  
      ptSps->iCrop = getOneBit(pvBuf);
      if (ptSps->iCrop) {
          unsigned int uiCropLeft   = parseUe(pvBuf);
          unsigned int uiCropRight  = parseUe(pvBuf);
          unsigned int uiCropTop    = parseUe(pvBuf);
          unsigned int uiCropBottom = parseUe(pvBuf);
          int iWidth  = 16 * ptSps->iMbWidth;
          int iHeight = 16 * ptSps->iMbHeight * (2 - ptSps->iFrameMbsOnlyFlag);
  
          if(1)
          {
              int vsub   = (ptSps->iChromaFormatIdc == 1) ? 1 : 0;
              int hsub   = (ptSps->iChromaFormatIdc == 1 ||
                            ptSps->iChromaFormatIdc == 2) ? 1 : 0;
              int step_x = 1 << hsub;
              int step_y = (2 - ptSps->iFrameMbsOnlyFlag) << vsub;
  
              if (uiCropLeft & (0x1F >> (ptSps->iBitDepthLuma > 8)))
              {
                  uiCropLeft &= ~(0x1F >> (ptSps->iBitDepthLuma > 8));
              }
  
              if (uiCropLeft  > (unsigned)INT_MAX / 4 / step_x ||
                  uiCropRight > (unsigned)INT_MAX / 4 / step_x ||
                  uiCropTop   > (unsigned)INT_MAX / 4 / step_y ||
                  uiCropBottom> (unsigned)INT_MAX / 4 / step_y ||
                  (uiCropLeft + uiCropRight ) * step_x >= iWidth ||
                  (uiCropTop  + uiCropBottom) * step_y >= iHeight
              )
              {
                  RPT(RPT_ERR, "crop values invalid %d %d %d %d / %d %d\n", uiCropLeft, uiCropRight, uiCropTop, uiCropBottom, iWidth, iHeight);
                  iRet = -1;
                  goto exit;
              }
  
              ptSps->uiCropLeft   = uiCropLeft   * step_x;
              ptSps->uiCropRight  = uiCropRight  * step_x;
              ptSps->uiCropTop    = uiCropTop    * step_y;
              ptSps->uiCropBottom = uiCropBottom * step_y;
          }
      }
      else
      {
          ptSps->uiCropLeft   =
          ptSps->uiCropRight  =
          ptSps->uiCropTop    =
          ptSps->uiCropBottom =
          ptSps->iCrop        = 0;
      }
  
      ptSps->iVuiParametersPresentFlag = getOneBit(pvBuf);
      if (ptSps->iVuiParametersPresentFlag) {
          int ret = decodeVuiParameters(pvBuf, ptSps);
          if (ret < 0)
              goto exit;
      }
  
      if (getBitsLeft(pvBuf) < 0)
      {
          RPT(RPT_ERR, "Overread %s by %d bits\n", ptSps->iVuiParametersPresentFlag ? "VUI" : "SPS", -getBitsLeft(pvBuf));
          iRet = -1;
      }
  
      if (!ptSps->tSar.den)
          ptSps->tSar.den = 1;
  
      ptSps->iNew = 1;
  
  exit:
  #ifdef SPS_PPS_DEBUG
  
      if (1)
      {
          static const char csp[4][5] = { "Gray", "420", "422", "444" };
          RPT(RPT_DBG,
                 "ptSps:%u profile:%d/%d poc:%d ref:%d %dx%d %s %s crop:%u/%u/%u/%u %s %s %d/%d b%d reo:%d\n",
                 uiSpsId, ptSps->iProfileIdc, ptSps->iLevelIdc,
                 ptSps->iPocType,
                 ptSps->iRefFrameCount,
                 ptSps->iMbWidth, ptSps->iMbHeight,
                 ptSps->iFrameMbsOnlyFlag ? "FRM" : (ptSps->iMbAff ? "MB-AFF" : "PIC-AFF"),
                 ptSps->iDirect8x8InferenceFlag ? "8B8" : "",
                 ptSps->uiCropLeft, ptSps->uiCropRight,
                 ptSps->uiCropTop, ptSps->uiCropBottom,
                 ptSps->iVuiParametersPresentFlag ? "VUI" : "",
                 csp[ptSps->iChromaFormatIdc],
                 ptSps->iTimingInfoPresentFlag ? ptSps->u32NumUnitsInTick : 0,
                 ptSps->iTimingInfoPresentFlag ? ptSps->u32TimeScale : 0,
                 ptSps->iBitDepthLuma,
                 ptSps->iBitstreamRestrictionFlag ? ptSps->iNumReorderFrames : -1
                 );
      }
  
  #endif
      getBitContextFree(pvBuf);
  
      return iRet;
  }
  
  
  static int decodeProfileTierLevel(T_GetBitContext *pvBuf, T_PTLCommon *tPtl)
  {
      int i;
  
      if (getBitsLeft(pvBuf) < 2+1+5 + 32 + 4 + 16 + 16 + 12)
          return -1;
  
      tPtl->u8ProfileSpace = getBits(pvBuf, 2);
      tPtl->u8TierFlag     = getOneBit(pvBuf);
      tPtl->u8ProfileIdc   = getBits(pvBuf, 5);
      if (tPtl->u8ProfileIdc == T_PROFILE_HEVC_MAIN)
          RPT(RPT_DBG, "Main profile bitstream\n");
      else if (tPtl->u8ProfileIdc == T_PROFILE_HEVC_MAIN_10)
          RPT(RPT_DBG, "Main 10 profile bitstream\n");
      else if (tPtl->u8ProfileIdc == T_PROFILE_HEVC_MAIN_STILL_PICTURE)
          RPT(RPT_DBG, "Main Still Picture profile bitstream\n");
      else if (tPtl->u8ProfileIdc == T_PROFILE_HEVC_REXT)
          RPT(RPT_DBG, "Range Extension profile bitstream\n");
      else
          RPT(RPT_WRN, "Unknown HEVC profile: %d\n", tPtl->u8ProfileIdc);
  
      for (i = 0; i < 32; i++) {
          tPtl->au8ProfileCompatibilityFlag[i] = getOneBit(pvBuf);
  
          if (tPtl->u8ProfileIdc == 0 && i > 0 && tPtl->au8ProfileCompatibilityFlag[i])
              tPtl->u8ProfileIdc = i;
      }
      tPtl->u8ProgressiveSourceFlag    = getOneBit(pvBuf);
      tPtl->u8InterlacedSourceFlag     = getOneBit(pvBuf);
      tPtl->u8NonPackedConstraintFlag  = getOneBit(pvBuf);
      tPtl->u8FrameOnlyConstraintFlag  = getOneBit(pvBuf);
  
      getBits(pvBuf, 16); // XXX_reserved_zero_44bits[0..15]
      getBits(pvBuf, 16); // XXX_reserved_zero_44bits[16..31]
      getBits(pvBuf, 12); // XXX_reserved_zero_44bits[32..43]
  
      return 0;
  }
                                        
  
  static int parsePtl(T_GetBitContext *pvBuf, T_PTL *tPtl, int max_num_sub_layers)
  {
      int i;
      if (decodeProfileTierLevel(pvBuf, &tPtl->tGeneralPtl) < 0 ||
          getBitsLeft(pvBuf) < 8 + (8*2 * (max_num_sub_layers - 1 > 0))) {
          RPT(RPT_ERR, "PTL information too short\n");
          return -1;
      }
  
      tPtl->tGeneralPtl.u8LevelIdc = getBits(pvBuf, 8);
  
      for (i = 0; i < max_num_sub_layers - 1; i++) {
          tPtl->au8SubLayerProfilePresentFlag[i] = getOneBit(pvBuf);
          tPtl->au8SubLayerLevelPresentFlag[i]   = getOneBit(pvBuf);
      }
  
      if (max_num_sub_layers - 1> 0)
          for (i = max_num_sub_layers - 1; i < 8; i++)
              getBits(pvBuf, 2); // reserved_zero_2bits[i]
      for (i = 0; i < max_num_sub_layers - 1; i++) {
          if (tPtl->au8SubLayerProfilePresentFlag[i] &&
              decodeProfileTierLevel(pvBuf, &tPtl->atSubLayerPtl[i]) < 0) {
              RPT(RPT_ERR,
                     "PTL information for sublayer %i too short\n", i);
              return -1;
          }
          if (tPtl->au8SubLayerLevelPresentFlag[i]) {
              if (getBitsLeft(pvBuf) < 8) {
                  RPT(RPT_ERR,
                         "Not enough data for sublayer %i level_idc\n", i);
                  return -1;
              } else
                  tPtl->atSubLayerPtl[i].u8LevelIdc = getBits(pvBuf, 8);
          }
      }
  
      return 0;
  }
                        
  
  static void setDefaultScalingListData(T_ScalingList *sl)
  {
      int matrixId;
  
      for (matrixId = 0; matrixId < 6; matrixId++) {
          // 4x4 default is 16
          memset(sl->aaau8Sl[0][matrixId], 16, 16);
          sl->aau8SlDc[0][matrixId] = 16; // default for 16x16
          sl->aau8SlDc[1][matrixId] = 16; // default for 32x32
      }
      memcpy(sl->aaau8Sl[1][0], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[1][1], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[1][2], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[1][3], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[1][4], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[1][5], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[2][0], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[2][1], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[2][2], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[2][3], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[2][4], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[2][5], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[3][0], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[3][1], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[3][2], sg_au8DefaultScalingListIntra, 64);
      memcpy(sl->aaau8Sl[3][3], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[3][4], sg_au8DefaultScalingListInter, 64);
      memcpy(sl->aaau8Sl[3][5], sg_au8DefaultScalingListInter, 64);
  }
  
  static int scalingListData(T_GetBitContext *pvBuf, T_ScalingList *sl, T_HEVCSPS *ptSps)
  {
      uint8_t scaling_list_pred_mode_flag;
      int32_t scaling_list_dc_coef[2][6];
      int size_id, matrix_id, pos;
      int i;
  
      for (size_id = 0; size_id < 4; size_id++)
          for (matrix_id = 0; matrix_id < 6; matrix_id += ((size_id == 3) ? 3 : 1)) {
              scaling_list_pred_mode_flag = getOneBit(pvBuf);
              if (!scaling_list_pred_mode_flag) {
                  unsigned int delta = parseUe(pvBuf);
                  /* Only need to handle non-zero delta. Zero means default,
                   * which should already be in the arrays. */
                  if (delta) {
                      // Copy from previous array.
                      delta *= (size_id == 3) ? 3 : 1;
                      if (matrix_id < delta) {
                          RPT(RPT_ERR,
                                 "Invalid delta in scaling list data: %d.\n", delta);
                          return -1;
                      }
  
                      memcpy(sl->aaau8Sl[size_id][matrix_id],
                             sl->aaau8Sl[size_id][matrix_id - delta],
                             size_id > 0 ? 64 : 16);
                      if (size_id > 1)
                          sl->aau8SlDc[size_id - 2][matrix_id] = sl->aau8SlDc[size_id - 2][matrix_id - delta];
                  }
              } else {
                  int next_coef, coef_num;
                  int32_t scaling_list_delta_coef;
  
                  next_coef = 8;
                  coef_num  = FFMIN(64, 1 << (4 + (size_id << 1)));
                  if (size_id > 1) {
                      scaling_list_dc_coef[size_id - 2][matrix_id] = parseSe(pvBuf) + 8;
                      next_coef = scaling_list_dc_coef[size_id - 2][matrix_id];
                      sl->aau8SlDc[size_id - 2][matrix_id] = next_coef;
                  }
                  for (i = 0; i < coef_num; i++) {
                      if (size_id == 0)
                          pos = 4 * g_au8HevcDiagScan4x4Y[i] +
                                    g_au8HevcDiagScan4x4X[i];
                      else
                          pos = 8 * g_au8HevcDiagScan8x8Y[i] +
                                    g_au8HevcDiagScan8x8X[i];
  
                      scaling_list_delta_coef = parseSe(pvBuf);
                      next_coef = (next_coef + 256U + scaling_list_delta_coef) % 256;
                      sl->aaau8Sl[size_id][matrix_id][pos] = next_coef;
                  }
              }
          }
  
      if (ptSps->iChromaFormatIdc == 3) {
          for (i = 0; i < 64; i++) {
              sl->aaau8Sl[3][1][i] = sl->aaau8Sl[2][1][i];
              sl->aaau8Sl[3][2][i] = sl->aaau8Sl[2][2][i];
              sl->aaau8Sl[3][4][i] = sl->aaau8Sl[2][4][i];
              sl->aaau8Sl[3][5][i] = sl->aaau8Sl[2][5][i];
          }
          sl->aau8SlDc[1][1] = sl->aau8SlDc[0][1];
          sl->aau8SlDc[1][2] = sl->aau8SlDc[0][2];
          sl->aau8SlDc[1][4] = sl->aau8SlDc[0][4];
          sl->aau8SlDc[1][5] = sl->aau8SlDc[0][5];
      }
  
  
      return 0;
  }
  
  int hevcDecodeShortTermRps(T_GetBitContext *pvBuf,
                                    T_ShortTermRPS *rps, const T_HEVCSPS *ptSps, int is_slice_header)
  {
      uint8_t rps_predict = 0;
      int au32DeltaPoc;
      int k0 = 0;
      int k1 = 0;
      int k  = 0;
      int i;
  
      if (rps != ptSps->atStRps && ptSps->uiNbStRps)
          rps_predict = getOneBit(pvBuf);
  
      if (rps_predict) {
          const T_ShortTermRPS *ptRpsRidx;
          int iDeltaRps;
          unsigned int uiAbsDeltaRps;
          uint8_t u8UseDeltaFlag = 0;
          uint8_t u8DeltaRpsSign = 0;
  
          if (is_slice_header) {
              unsigned int uiDeltaIdx = parseUe(pvBuf) + 1;
              if (u8DeltaRpsSign > ptSps->uiNbStRps) {
                  RPT(RPT_ERR,
                         "Invalid value of delta_idx in slice header RPS: %d > %d.\n",
                         u8DeltaRpsSign, ptSps->uiNbStRps);
                  return -1;
              }
              ptRpsRidx = &ptSps->atStRps[ptSps->uiNbStRps - u8DeltaRpsSign];
              rps->iRpsIdxNumDeltaPocs = ptRpsRidx->iNumDeltaPocs;
          } else
              ptRpsRidx = &ptSps->atStRps[rps - ptSps->atStRps - 1];
  
          u8DeltaRpsSign = getOneBit(pvBuf);
          uiAbsDeltaRps  = parseUe(pvBuf) + 1;
          if (uiAbsDeltaRps < 1 || uiAbsDeltaRps > 32768) {
              RPT(RPT_ERR,
                     "Invalid value of uiAbsDeltaRps: %d\n",
                     uiAbsDeltaRps);
              return -1;
          }
          iDeltaRps      = (1 - (u8DeltaRpsSign << 1)) * uiAbsDeltaRps;
          for (i = 0; i <= ptRpsRidx->iNumDeltaPocs; i++) {
              int used = rps->au8Used[k] = getOneBit(pvBuf);
  
              if (!used)
                  u8UseDeltaFlag = getOneBit(pvBuf);
  
              if (used || u8UseDeltaFlag) {
                  if (i < ptRpsRidx->iNumDeltaPocs)
                      au32DeltaPoc = iDeltaRps + ptRpsRidx->au32DeltaPoc[i];
                  else
                      au32DeltaPoc = iDeltaRps;
                  rps->au32DeltaPoc[k] = au32DeltaPoc;
                  if (au32DeltaPoc < 0)
                      k0++;
                  else
                      k1++;
                  k++;
              }
          }
  
          if (k >= FF_ARRAY_ELEMS(rps->au8Used)) {
              RPT(RPT_ERR,
                     "Invalid iNumDeltaPocs: %d\n", k);
              return -1;
          }
  
          rps->iNumDeltaPocs    = k;
          rps->uiNumNegativePics = k0;
          // sort in increasing order (smallest first)
          if (rps->iNumDeltaPocs != 0) {
              int used, tmp;
              for (i = 1; i < rps->iNumDeltaPocs; i++) {
                  au32DeltaPoc = rps->au32DeltaPoc[i];
                  used      = rps->au8Used[i];
                  for (k = i - 1; k >= 0; k--) {
                      tmp = rps->au32DeltaPoc[k];
                      if (au32DeltaPoc < tmp) {
                          rps->au32DeltaPoc[k + 1] = tmp;
                          rps->au8Used[k + 1]      = rps->au8Used[k];
                          rps->au32DeltaPoc[k]     = au32DeltaPoc;
                          rps->au8Used[k]          = used;
                      }
                  }
              }
          }
          if ((rps->uiNumNegativePics >> 1) != 0) {
              int used;
              k = rps->uiNumNegativePics - 1;
              // flip the negative values to largest first
              for (i = 0; i < rps->uiNumNegativePics >> 1; i++) {
                  au32DeltaPoc         = rps->au32DeltaPoc[i];
                  used              = rps->au8Used[i];
                  rps->au32DeltaPoc[i] = rps->au32DeltaPoc[k];
                  rps->au8Used[i]      = rps->au8Used[k];
                  rps->au32DeltaPoc[k] = au32DeltaPoc;
                  rps->au8Used[k]      = used;
                  k--;
              }
          }
      } else {
          unsigned int uiPrev, uiNbPositivePics;
          rps->uiNumNegativePics = parseUe(pvBuf);
          uiNbPositivePics       = parseUe(pvBuf);
  
          if (rps->uiNumNegativePics >= HEVC_MAX_REFS ||
              uiNbPositivePics >= HEVC_MAX_REFS) {
              RPT(RPT_ERR, "Too many refs in a short term RPS.\n");
              return -1;
          }
  
          rps->iNumDeltaPocs = rps->uiNumNegativePics + uiNbPositivePics;
          if (rps->iNumDeltaPocs) {
              uiPrev = 0;
              for (i = 0; i < rps->uiNumNegativePics; i++) {
                  au32DeltaPoc = parseUe(pvBuf) + 1;
                  if (au32DeltaPoc < 1 || au32DeltaPoc > 32768) {
                      RPT(RPT_ERR,
                          "Invalid value of au32DeltaPoc: %d\n",
                          au32DeltaPoc);
                      return -1;
                  }
                  uiPrev -= au32DeltaPoc;
                  rps->au32DeltaPoc[i] = uiPrev;
                  rps->au8Used[i]      = getOneBit(pvBuf);
              }
              uiPrev = 0;
              for (i = 0; i < uiNbPositivePics; i++) {
                  au32DeltaPoc = parseUe(pvBuf) + 1;
                  if (au32DeltaPoc < 1 || au32DeltaPoc > 32768) {
                      RPT(RPT_ERR,
                          "Invalid value of au32DeltaPoc: %d\n",
                          au32DeltaPoc);
                      return -1;
                  }
                  uiPrev += au32DeltaPoc;
                  rps->au32DeltaPoc[rps->uiNumNegativePics + i] = uiPrev;
                  rps->au8Used[rps->uiNumNegativePics + i]      = getOneBit(pvBuf);
              }
          }
      }
      return 0;
  }
  
  static void decodeSublayerHrd(T_GetBitContext *pvBuf, unsigned int nb_cpb,
                                  int iSubpicParamsPresent)
  {
      int i;
  
      for (i = 0; i < nb_cpb; i++) {
          parseUe(pvBuf); // bit_rate_value_minus1
          parseUe(pvBuf); // cpb_size_value_minus1
  
          if (iSubpicParamsPresent) {
              parseUe(pvBuf); // cpb_size_du_value_minus1
              parseUe(pvBuf); // bit_rate_du_value_minus1
          }
          getOneBit(pvBuf); // cbr_flag
      }
  }
  
  static int decodeHrd(T_GetBitContext *pvBuf, int common_inf_present,
                         int max_sublayers)
  {
      int iNalParamsPresent = 0, iVclParamsPresent = 0;
      int iSubpicParamsPresent = 0;
      int i;
  
      if (common_inf_present) {
          iNalParamsPresent = getOneBit(pvBuf);
          iVclParamsPresent = getOneBit(pvBuf);
  
          if (iNalParamsPresent || iVclParamsPresent) {
              iSubpicParamsPresent = getOneBit(pvBuf);
  
              if (iSubpicParamsPresent) {
                  getBits(pvBuf, 8); // tick_divisor_minus2
                  getBits(pvBuf, 5); // du_cpb_removal_delay_increment_length_minus1
                  getBits(pvBuf, 1); // sub_pic_cpb_params_in_pic_timing_sei_flag
                  getBits(pvBuf, 5); // dpb_output_delay_du_length_minus1
              }
  
              getBits(pvBuf, 4); // bit_rate_scale
              getBits(pvBuf, 4); // cpb_size_scale
  
              if (iSubpicParamsPresent)
                  getBits(pvBuf, 4);  // cpb_size_du_scale
  
              getBits(pvBuf, 5); // initial_cpb_removal_delay_length_minus1
              getBits(pvBuf, 5); // au_cpb_removal_delay_length_minus1
              getBits(pvBuf, 5); // dpb_output_delay_length_minus1
          }
      }
  
      for (i = 0; i < max_sublayers; i++) {
          int low_delay = 0;
          unsigned int nb_cpb = 1;
          int iFixedRate = getOneBit(pvBuf);
  
          if (!iFixedRate)
              iFixedRate = getOneBit(pvBuf);
  
          if (iFixedRate)
              parseUe(pvBuf);  // elemental_duration_in_tc_minus1
          else
              low_delay = getOneBit(pvBuf);
  
          if (!low_delay) {
              nb_cpb = parseUe(pvBuf) + 1;
              if (nb_cpb < 1 || nb_cpb > 32) {
                  RPT(RPT_ERR, "nb_cpb %d invalid\n", nb_cpb);
                  return -1;
              }
          }
  
          if (iNalParamsPresent)
              decodeSublayerHrd(pvBuf, nb_cpb, iSubpicParamsPresent);
          if (iVclParamsPresent)
              decodeSublayerHrd(pvBuf, nb_cpb, iSubpicParamsPresent);
      }
      return 0;
  }
  
                         
  
  static void decodeVui(T_GetBitContext *pvBuf, T_HEVCSPS *ptSps)
  {
      T_VUI tBackupVui, *tVui = &ptSps->tVui;
      T_GetBitContext tBackup;
      int sar_present, alt = 0;
  
      RPT(RPT_DBG, "Decoding VUI\n");
  
      sar_present = getOneBit(pvBuf);
      if (sar_present) {
          uint8_t sar_idx = getBits(pvBuf, 8);
          if (sar_idx < FF_ARRAY_ELEMS(sg_atVuiSar))
              tVui->tSar = sg_atVuiSar[sar_idx];
          else if (sar_idx == 255) {
              tVui->tSar.num = getBits(pvBuf, 16);
              tVui->tSar.den = getBits(pvBuf, 16);
          } else
              RPT(RPT_WRN,
                     "Unknown SAR index: %u.\n", sar_idx);
      }
  
      tVui->iOverscanInfoPresentFlag = getOneBit(pvBuf);
      if (tVui->iOverscanInfoPresentFlag)
          tVui->iOverscanAppropriateFlag = getOneBit(pvBuf);
  
      tVui->iVideoSignalTypePresentFlag = getOneBit(pvBuf);
      if (tVui->iVideoSignalTypePresentFlag) {
          tVui->iVideoFormat                    = getBits(pvBuf, 3);
          tVui->iVideoFullRangeFlag           = getOneBit(pvBuf);
          tVui->iColourDescriptionPresentFlag = getOneBit(pvBuf);
  //        if (tVui->iVideoFullRangeFlag && ptSps->pix_fmt == AV_PIX_FMT_YUV420P)
  //            ptSps->pix_fmt = AV_PIX_FMT_YUVJ420P;
          if (tVui->iColourDescriptionPresentFlag) {
              tVui->u8ColourPrimaries        = getBits(pvBuf, 8);
              tVui->u8TransferCharacteristic = getBits(pvBuf, 8);
              tVui->u8MatrixCoeffs           = getBits(pvBuf, 8);
          }
      }
  
      tVui->iChromaLocInfoPresentFlag = getOneBit(pvBuf);
      if (tVui->iChromaLocInfoPresentFlag) {
          tVui->iChromaSampleLocTypeTopField    = parseUe(pvBuf);
          tVui->iChromaSampleLocTypeBottomField = parseUe(pvBuf);
      }
  
      tVui->iNeutraChromaIndicationFlag = getOneBit(pvBuf);
      tVui->iFieldSeqFlag               = getOneBit(pvBuf);
      tVui->iFrameFieldInfoPresentFlag  = getOneBit(pvBuf);
  
      // Backup context in case an alternate header is detected
      memcpy(&tBackup, pvBuf, sizeof(tBackup));
      memcpy(&tBackupVui, tVui, sizeof(tBackupVui));
      if (getBitsLeft(pvBuf) >= 68 && showBitsLong(pvBuf, 21) == 0x100000) {
          tVui->iDefaultDisplayWindowFlag = 0;
          RPT(RPT_WRN, "Invalid default display window\n");
      } else
          tVui->iDefaultDisplayWindowFlag = getOneBit(pvBuf);
  
      if (tVui->iDefaultDisplayWindowFlag) {
          int vert_mult  = sg_au8HevcSubHeightC[ptSps->iChromaFormatIdc];
          int horiz_mult = sg_au8HevcSubWidthC[ptSps->iChromaFormatIdc];
          tVui->tDefDispWin.uiLeftOffset   = parseUe(pvBuf) * horiz_mult;
          tVui->tDefDispWin.uiRightOffset  = parseUe(pvBuf) * horiz_mult;
          tVui->tDefDispWin.uiTopOffset    = parseUe(pvBuf) *  vert_mult;
          tVui->tDefDispWin.uiBottomOffset = parseUe(pvBuf) *  vert_mult;    
      }
  
  timing_info:
      tVui->iVuiTimingInfoPresentFlag = getOneBit(pvBuf);
  
      if (tVui->iVuiTimingInfoPresentFlag) {
          if( getBitsLeft(pvBuf) < 66 && !alt) {
              // The alternate syntax seem to have timing info located
              // at where tDefDispWin is normally located
              RPT(RPT_WRN,
                     "Strange VUI timing information, retrying...\n");
              memcpy(tVui, &tBackupVui, sizeof(tBackupVui));
              memcpy(pvBuf, &tBackup, sizeof(tBackup));
              alt = 1;
              goto timing_info;
          }
          tVui->u32VuiNumUnitsInTick               = getBits(pvBuf, 32);
          tVui->u32VuiTimeScale                      = getBits(pvBuf, 32);
          if (alt) {
              RPT(RPT_INF, "Retry got %u/%u fps\n",
                     tVui->u32VuiTimeScale, tVui->u32VuiNumUnitsInTick);
          }
          tVui->iVuiPocProportionalToTimingFlag = getOneBit(pvBuf);
          if (tVui->iVuiPocProportionalToTimingFlag)
              tVui->iVuiNumTicksPocDiffOneMinus1 = parseUe(pvBuf);
          tVui->iVuiHrdParametersPresentFlag = getOneBit(pvBuf);
          if (tVui->iVuiHrdParametersPresentFlag)
              decodeHrd(pvBuf, 1, ptSps->iMaxSubLayers);
      }
  
      tVui->iBitstreamRestrictionFlag = getOneBit(pvBuf);
      if (tVui->iBitstreamRestrictionFlag) {
          if (getBitsLeft(pvBuf) < 8 && !alt) {
              RPT(RPT_WRN,
                     "Strange VUI bitstream restriction information, retrying"
                     " from timing information...\n");
              memcpy(tVui, &tBackupVui, sizeof(tBackupVui));
              memcpy(pvBuf, &tBackup, sizeof(tBackup));
              alt = 1;
              goto timing_info;
          }
          tVui->iTilesFixedStructureFlag              = getOneBit(pvBuf);
          tVui->iMotionVectorsOverPicBoundariesFlag   = getOneBit(pvBuf);
          tVui->iRestrictedRefPicListsFlag            = getOneBit(pvBuf);
          tVui->iMinSpatialSegmentationIdc            = parseUe(pvBuf);
          tVui->iMaxBytesPerPicDenom                 = parseUe(pvBuf);
          tVui->iMaxBitsPerMinCuDenom               = parseUe(pvBuf);
          tVui->iLog2MaxMvLengthHorizontal           = parseUe(pvBuf);
          tVui->iLog2MaxMvLengthVertical             = parseUe(pvBuf);
      }
  
      if (getBitsLeft(pvBuf) < 1 && !alt) {
          // XXX: Alternate syntax when iSpsRangeExtensionFlag != 0?
          RPT(RPT_WRN,
                 "Overread in VUI, retrying from timing information...\n");
          memcpy(tVui, &tBackupVui, sizeof(tBackupVui));
          memcpy(pvBuf, &tBackup, sizeof(tBackup));
          alt = 1;
          goto timing_info;
      }
  }
  
  static  unsigned avModUintp2c(unsigned a, unsigned p)
  {
      return a & ((1 << p) - 1);
  }
  
  
  int h265DecSeqParameterSet( void *pvBufSrc, T_HEVCSPS *ptSps )
  {
      T_HEVCWindow *ow;
      int iLog2DiffMaxMinTransformBlockSize;
      int iBitDepthChroma, iStart, iVuiPresent, iSublayerOrderingInfo;
      int i;
      int iRet = 0;
      int sps_id = 0;
      
      void *pvBuf = NULL;
      if(NULL == pvBufSrc || NULL == ptSps)
      {
          RPT(RPT_ERR,"ERR null pointer\n");
          iRet = -1;
          goto exit;
      }
  
      memset((void *)ptSps, 0, sizeof(T_HEVCSPS));
  
      pvBuf = deEmulationPrevention(pvBufSrc);
      if(NULL == pvBuf)
      {
          RPT(RPT_ERR,"ERR null pointer\n");
          iRet = -1;
          goto exit;
      }
  
      // Coded parameters
  
      ptSps->uiVpsId = getBits(pvBuf, 4);
      if (ptSps->uiVpsId >= HEVC_MAX_VPS_COUNT) {
          RPT(RPT_ERR, "VPS id out of range: %d\n", ptSps->uiVpsId);
          iRet = -1;
          goto exit;
      }
  
      ptSps->iMaxSubLayers = getBits(pvBuf, 3) + 1;
      if (ptSps->iMaxSubLayers > HEVC_MAX_SUB_LAYERS) {
          RPT(RPT_ERR, "sps_max_sub_layers out of range: %d\n",
                 ptSps->iMaxSubLayers);
          iRet = -1;
          goto exit;
      }
  
      ptSps->u8temporalIdNestingFlag = getBits(pvBuf, 1);
      if ((iRet = parsePtl(pvBuf, &ptSps->tPtl, ptSps->iMaxSubLayers)) < 0)
          goto exit;
  
      sps_id = parseUe(pvBuf);
      if (sps_id >= HEVC_MAX_SPS_COUNT) {
          RPT(RPT_ERR, "SPS id out of range: %d\n", sps_id);
          iRet = -1;
          goto exit;
      }
  
      ptSps->iChromaFormatIdc = parseUe(pvBuf);
      if (ptSps->iChromaFormatIdc > 3U) {
          RPT(RPT_ERR, "iChromaFormatIdc %d is invalid\n", ptSps->iChromaFormatIdc);
          iRet = -1;
          goto exit;
      }
  
      if (ptSps->iChromaFormatIdc == 3)
          ptSps->u8SeparateColourPlaneFlag = getOneBit(pvBuf);
  
      if (ptSps->u8SeparateColourPlaneFlag)
          ptSps->iChromaFormatIdc = 0;
  
      ptSps->iWidth  = parseUe(pvBuf);
      ptSps->iHeight = parseUe(pvBuf);
  
      if (getOneBit(pvBuf)) { // pic_conformance_flag
          int vert_mult  = sg_au8HevcSubHeightC[ptSps->iChromaFormatIdc];
          int horiz_mult = sg_au8HevcSubWidthC[ptSps->iChromaFormatIdc];
          ptSps->tPicConfWin.uiLeftOffset   = parseUe(pvBuf) * horiz_mult;
          ptSps->tPicConfWin.uiRightOffset  = parseUe(pvBuf) * horiz_mult;
          ptSps->tPicConfWin.uiTopOffset    = parseUe(pvBuf) *  vert_mult;
          ptSps->tPicConfWin.uiBottomOffset = parseUe(pvBuf) *  vert_mult;
  
          ptSps->tOutputWindow = ptSps->tPicConfWin;
      }
  
      ptSps->iBitDepth   = parseUe(pvBuf) + 8;
      iBitDepthChroma = parseUe(pvBuf) + 8;
      
      if (ptSps->iChromaFormatIdc && iBitDepthChroma != ptSps->iBitDepth) {
          RPT(RPT_ERR,
                 "Luma bit depth (%d) is different from chroma bit depth (%d), "
                 "this is unsupported.\n",
                 ptSps->iBitDepth, iBitDepthChroma);
          iRet = -1;
          goto exit;
      }
      ptSps->iBitDepthChroma = iBitDepthChroma;
  
      ptSps->uiLog2MaxPocLsb = parseUe(pvBuf) + 4;
      if (ptSps->uiLog2MaxPocLsb > 16) {
          RPT(RPT_ERR, "log2_max_pic_order_cnt_lsb_minus4 out range: %d\n",
                 ptSps->uiLog2MaxPocLsb - 4);
          iRet = -1;
          goto exit;
      }
  
      iSublayerOrderingInfo = getOneBit(pvBuf);
      iStart = iSublayerOrderingInfo ? 0 : ptSps->iMaxSubLayers - 1;
      for (i = iStart; i < ptSps->iMaxSubLayers; i++) {
          ptSps->stTemporalLayer[i].iMaxDecPicBuffering = parseUe(pvBuf) + 1;
          ptSps->stTemporalLayer[i].iNumReorderPics      = parseUe(pvBuf);
          ptSps->stTemporalLayer[i].iMaxLatencyIncrease  = parseUe(pvBuf) - 1;
          if (ptSps->stTemporalLayer[i].iMaxDecPicBuffering > (unsigned)HEVC_MAX_DPB_SIZE) {
              RPT(RPT_ERR, "sps_max_dec_pic_buffering_minus1 out of range: %d\n",
                     ptSps->stTemporalLayer[i].iMaxDecPicBuffering - 1U);
              iRet = -1;
              goto exit;
          }
          if (ptSps->stTemporalLayer[i].iNumReorderPics > ptSps->stTemporalLayer[i].iMaxDecPicBuffering - 1) {
              RPT(RPT_WRN, "sps_max_num_reorder_pics out of range: %d\n",
                     ptSps->stTemporalLayer[i].iNumReorderPics);
              if (ptSps->stTemporalLayer[i].iNumReorderPics > HEVC_MAX_DPB_SIZE - 1) {
                  iRet = -1;
                  goto exit;
              }
              ptSps->stTemporalLayer[i].iMaxDecPicBuffering = ptSps->stTemporalLayer[i].iNumReorderPics + 1;
          }
      }
  
      if (!iSublayerOrderingInfo) {
          for (i = 0; i < iStart; i++) {
              ptSps->stTemporalLayer[i].iMaxDecPicBuffering  = ptSps->stTemporalLayer[iStart].iMaxDecPicBuffering;
              ptSps->stTemporalLayer[i].iNumReorderPics      = ptSps->stTemporalLayer[iStart].iNumReorderPics;
              ptSps->stTemporalLayer[i].iMaxLatencyIncrease  = ptSps->stTemporalLayer[iStart].iMaxLatencyIncrease;
          }
      }
  
      ptSps->uiLog2MinCbSize                    = parseUe(pvBuf) + 3;
      ptSps->uiLog2DiffMaxMinCodingBlockSize    = parseUe(pvBuf);
      ptSps->uiLog2MinTbSize                    = parseUe(pvBuf) + 2;
      iLog2DiffMaxMinTransformBlockSize   	  = parseUe(pvBuf);
      ptSps->uiLog2MaxTrafoSize                 = iLog2DiffMaxMinTransformBlockSize +
                                                 ptSps->uiLog2MinTbSize;
  
      if (ptSps->uiLog2MinCbSize < 3 || ptSps->uiLog2MinCbSize > 30) {
          RPT(RPT_ERR, "Invalid value %d for uiLog2MinCbSize", ptSps->uiLog2MinCbSize);
          iRet = -1;
          goto exit;
      }
  
      if (ptSps->uiLog2DiffMaxMinCodingBlockSize > 30) {
          RPT(RPT_ERR, "Invalid value %d for uiLog2DiffMaxMinCodingBlockSize", ptSps->uiLog2DiffMaxMinCodingBlockSize);
          iRet = -1;
          goto exit;
      }
  
      if (ptSps->uiLog2MinTbSize >= ptSps->uiLog2MinCbSize || ptSps->uiLog2MinTbSize < 2) {
          RPT(RPT_ERR, "Invalid value for uiLog2MinTbSize");
          iRet = -1;
          goto exit;
      }
  
      if (iLog2DiffMaxMinTransformBlockSize < 0 || iLog2DiffMaxMinTransformBlockSize > 30) {
          RPT(RPT_ERR, "Invalid value %d for iLog2DiffMaxMinTransformBlockSize", iLog2DiffMaxMinTransformBlockSize);
          iRet = -1;
          goto exit;
      }
  
      ptSps->iMaxTransformHierarchyDepthInter = parseUe(pvBuf);
      ptSps->iMaxTransformHierarchyDepthIntra = parseUe(pvBuf);
  
      ptSps->u8ScalingListEnableFlag = getOneBit(pvBuf);
      
      if (ptSps->u8ScalingListEnableFlag) {
          setDefaultScalingListData(&ptSps->tScalingList);
  
          if (getOneBit(pvBuf)) {
              iRet = scalingListData(pvBuf, &ptSps->tScalingList, ptSps);
              if (iRet < 0)
                  goto exit;
          }
      }
  
      ptSps->u8AmpEnabledFlag = getOneBit(pvBuf);
      ptSps->u8SaoEnabled      = getOneBit(pvBuf);
  
      ptSps->iPcmEnabledFlag = getOneBit(pvBuf);
      
      if (ptSps->iPcmEnabledFlag) {
          ptSps->pcm.u8BitDepth   = getBits(pvBuf, 4) + 1;
          ptSps->pcm.u8BitDepthChroma = getBits(pvBuf, 4) + 1;
          ptSps->pcm.uiLog2MinPcmCbSize = parseUe(pvBuf) + 3;
          ptSps->pcm.uiLog2MaxPcmCbSize = ptSps->pcm.uiLog2MinPcmCbSize +
                                          parseUe(pvBuf);
          if (FFMAX(ptSps->pcm.u8BitDepth, ptSps->pcm.u8BitDepthChroma) > ptSps->iBitDepth) {
              RPT(RPT_ERR,
                     "PCM bit depth (%d, %d) is greater than normal bit depth (%d)\n",
                     ptSps->pcm.u8BitDepth, ptSps->pcm.u8BitDepthChroma, ptSps->iBitDepth);
              iRet = -1;
              goto exit;
          }
  
          ptSps->pcm.u8LoopFilterDisableFlag = getOneBit(pvBuf);
      }
  
      ptSps->uiNbStRps = parseUe(pvBuf);
      if (ptSps->uiNbStRps > HEVC_MAX_SHORT_TERM_REF_PIC_SETS) {
          RPT(RPT_ERR, "Too many short term RPS: %d.\n",
                 ptSps->uiNbStRps);
          iRet = -1;
          goto exit;
      }
      for (i = 0; i < ptSps->uiNbStRps; i++) {
          if ((iRet = hevcDecodeShortTermRps(pvBuf, &ptSps->atStRps[i],
                                                   ptSps, 0)) < 0)
              goto exit;
      }
  
      ptSps->u8LongTermRefPicsPresentFlag = getOneBit(pvBuf);
      if (ptSps->u8LongTermRefPicsPresentFlag) {
          ptSps->u8NumLongTermRefPicsSps = parseUe(pvBuf);
          if (ptSps->u8NumLongTermRefPicsSps > HEVC_MAX_LONG_TERM_REF_PICS) {
              RPT(RPT_ERR, "Too many long term ref pics: %d.\n",
                     ptSps->u8NumLongTermRefPicsSps);
              iRet = -1;
              goto exit;
          }
          for (i = 0; i < ptSps->u8NumLongTermRefPicsSps; i++) {
              ptSps->au16LtRefPicPocLsbSps[i]       = getBits(pvBuf, ptSps->uiLog2MaxPocLsb);
              ptSps->au8UsedByCurrPicLtSpsFlag[i] = getOneBit(pvBuf);
          }
      }
  
      ptSps->u8SpsTemporalMvpEnabledFlag          = getOneBit(pvBuf);
      ptSps->u8SpsStrongIntraMmoothingEnableFlag = getOneBit(pvBuf);
      ptSps->tVui.tSar = (T_AVRational){0, 1};
      ptSps->iVuiPresent = getOneBit(pvBuf);
      if (ptSps->iVuiPresent)
          decodeVui(pvBuf, ptSps);
  
  
      if (getOneBit(pvBuf)) { // sps_extension_flag
          int iSpsRangeExtensionFlag = getOneBit(pvBuf);
          getBits(pvBuf, 7); //sps_extension_7bits = getBits(pvBuf, 7);
          if (iSpsRangeExtensionFlag) {
              int iExtendedPrecisionProcessingFlag;
              int iCabacBypassAlignmentEnabledFlag;
  
              ptSps->iTransformSkipRotationEnabledFlag = getOneBit(pvBuf);
              ptSps->iTransformSkipContextEnabledFlag  = getOneBit(pvBuf);
              ptSps->iImplicitRdpcmEnabledFlag = getOneBit(pvBuf);
  
              ptSps->iExplicitRdpcmEnabledFlag = getOneBit(pvBuf);
  
              iExtendedPrecisionProcessingFlag = getOneBit(pvBuf);
              if (iExtendedPrecisionProcessingFlag)
                  RPT(RPT_WRN,
                     "iExtendedPrecisionProcessingFlag not yet implemented\n");
  
              ptSps->iIntraSmoothingDisabledFlag       = getOneBit(pvBuf);
              ptSps->iHighPrecisionOffsetsEnabledFlag = getOneBit(pvBuf);
              if (ptSps->iHighPrecisionOffsetsEnabledFlag)
                  RPT(RPT_WRN,
                     "iHighPrecisionOffsetsEnabledFlag not yet implemented\n");
  
              ptSps->iPersistentRiceAdaptationEnabledFlag = getOneBit(pvBuf);
  
              iCabacBypassAlignmentEnabledFlag  = getOneBit(pvBuf);
              if (iCabacBypassAlignmentEnabledFlag)
                  RPT(RPT_WRN,
                     "iCabacBypassAlignmentEnabledFlag not yet implemented\n");
          }
      }
  
      ow = &ptSps->tOutputWindow;
      if (ow->uiLeftOffset >= INT_MAX - ow->uiRightOffset     ||
          ow->uiTopOffset  >= INT_MAX - ow->uiBottomOffset    ||
          ow->uiLeftOffset + ow->uiRightOffset  >= ptSps->iWidth ||
          ow->uiTopOffset  + ow->uiBottomOffset >= ptSps->iHeight) {
          RPT(RPT_WRN, "Invalid cropping offsets: %u/%u/%u/%u\n",
                 ow->uiLeftOffset, ow->uiRightOffset, ow->uiTopOffset, ow->uiBottomOffset);
          RPT(RPT_WRN,
                 "Displaying the whole video surface.\n");
          memset(ow, 0, sizeof(*ow));
          memset(&ptSps->tPicConfWin, 0, sizeof(ptSps->tPicConfWin));
      }
  
      // Inferred parameters
      ptSps->uiLog2CtbSize = ptSps->uiLog2MinCbSize +
                           ptSps->uiLog2DiffMaxMinCodingBlockSize;
      ptSps->uiLog2MinPuSize = ptSps->uiLog2MinCbSize - 1;
  
      if (ptSps->uiLog2CtbSize > HEVC_MAX_LOG2_CTB_SIZE) {
          RPT(RPT_ERR, "CTB size out of range: 2^%d\n", ptSps->uiLog2CtbSize);
          iRet = -1;
          goto exit;
      }
      if (ptSps->uiLog2CtbSize < 4) {
          RPT(RPT_ERR,
                 "uiLog2CtbSize %d differs from the bounds of any known profile\n",
                 ptSps->uiLog2CtbSize);
          iRet = -1;
          goto exit;
      }
  
      ptSps->iCtbWidth  = (ptSps->iWidth  + (1 << ptSps->uiLog2CtbSize) - 1) >> ptSps->uiLog2CtbSize;
      ptSps->iCtbHeight = (ptSps->iHeight + (1 << ptSps->uiLog2CtbSize) - 1) >> ptSps->uiLog2CtbSize;
      ptSps->iCtbSize   = ptSps->iCtbWidth * ptSps->iCtbHeight;
  
      ptSps->iMinCbWidth  = ptSps->iWidth  >> ptSps->uiLog2MinCbSize;
      ptSps->iMinCbHeight = ptSps->iHeight >> ptSps->uiLog2MinCbSize;
      ptSps->iMinTbWidth  = ptSps->iWidth  >> ptSps->uiLog2MinTbSize;
      ptSps->iMinTbHeight = ptSps->iHeight >> ptSps->uiLog2MinTbSize;
      ptSps->iMinPuWidth  = ptSps->iWidth  >> ptSps->uiLog2MinPuSize;
      ptSps->iMinPuHeight = ptSps->iHeight >> ptSps->uiLog2MinPuSize;
      ptSps->iTbMask       = (1 << (ptSps->uiLog2CtbSize - ptSps->uiLog2MinTbSize)) - 1;
  
      ptSps->iQpBdOffset = 6 * (ptSps->iBitDepth - 8);
  
      if (avModUintp2c(ptSps->iWidth, ptSps->uiLog2MinCbSize) ||
          avModUintp2c(ptSps->iHeight, ptSps->uiLog2MinCbSize)) {
          RPT(RPT_ERR, "Invalid coded frame dimensions.\n");
          iRet = -1;
          goto exit;
      }
  
      if (ptSps->iMaxTransformHierarchyDepthInter > ptSps->uiLog2CtbSize - ptSps->uiLog2MinTbSize) {
          RPT(RPT_ERR, "iMaxTransformHierarchyDepthInter out of range: %d\n",
                 ptSps->iMaxTransformHierarchyDepthInter);
          iRet = -1;
          goto exit;
      }
      if (ptSps->iMaxTransformHierarchyDepthIntra > ptSps->uiLog2CtbSize - ptSps->uiLog2MinTbSize) {
          RPT(RPT_ERR, "iMaxTransformHierarchyDepthIntra out of range: %d\n",
                 ptSps->iMaxTransformHierarchyDepthIntra);
          iRet = -1;
          goto exit;
      }
      if (ptSps->uiLog2MaxTrafoSize > FFMIN(ptSps->uiLog2CtbSize, 5)) {
          RPT(RPT_ERR,
                 "max transform block size out of range: %d\n",
                 ptSps->uiLog2MaxTrafoSize);
          iRet = -1;
          goto exit;
      }
  
      if (getBitsLeft(pvBuf) < 0) {
          RPT(RPT_ERR,
                 "Overread SPS by %d bits\n", -getBitsLeft(pvBuf));
          iRet = -1;
          goto exit;
      }
  
      
  exit:
  
      getBitContextFree(pvBuf);
      return iRet;
  
  }
  
  
  int h265DecVideoParameterSet( void *pvBufSrc, T_HEVCVPS *ptVps )
  {
      int iRet = 0;
      int i,j;
      int uiVpsId = 0;
      
      void *pvBuf = NULL;
      if(NULL == pvBufSrc || NULL == ptVps)
      {
          RPT(RPT_ERR,"ERR null pointer\n");
          iRet = -1;
          goto exit;
      }
  
      memset((void *)ptVps, 0, sizeof(T_HEVCVPS));
  
      pvBuf = deEmulationPrevention(pvBufSrc);
      if(NULL == pvBuf)
      {
          RPT(RPT_ERR,"ERR null pointer\n");
          iRet = -1;
          goto exit;
      }
  
      RPT(RPT_DBG, "Decoding VPS\n");
  
      uiVpsId = getBits(pvBuf, 4);
      if (uiVpsId >= HEVC_MAX_VPS_COUNT) {
          RPT(RPT_ERR, "VPS id out of range: %d\n", uiVpsId);
          iRet = -1;
          goto exit;
      }
  
      if (getBits(pvBuf, 2) != 3) { // vps_reserved_three_2bits
          RPT(RPT_ERR, "vps_reserved_three_2bits is not three\n");
          iRet = -1;
          goto exit;
      }
  
      ptVps->iVpsMaxLayers 			  = getBits(pvBuf, 6) + 1;
      ptVps->iVpsMaxSubLayers 		  = getBits(pvBuf, 3) + 1;
      ptVps->u8VpsTemporalIdNestingFlag = getOneBit(pvBuf);
  
      if (getBits(pvBuf, 16) != 0xffff) { // vps_reserved_ffff_16bits
          RPT(RPT_ERR, "vps_reserved_ffff_16bits is not 0xffff\n");
          iRet = -1;
          goto exit;
      }
  
      if (ptVps->iVpsMaxSubLayers > HEVC_MAX_SUB_LAYERS) {
          RPT(RPT_ERR, "iVpsMaxSubLayers out of range: %d\n",
                 ptVps->iVpsMaxSubLayers);
          iRet = -1;
          goto exit;
      }
  
      if (parsePtl(pvBuf, &ptVps->tPtl, ptVps->iVpsMaxSubLayers) < 0){
          iRet = -1;
          goto exit;
      }
  
      ptVps->iVpsSubLayerOrderingInfoPresentFlag = getOneBit(pvBuf);
  
      i = ptVps->iVpsSubLayerOrderingInfoPresentFlag ? 0 : ptVps->iVpsMaxSubLayers - 1;
      for (; i < ptVps->iVpsMaxSubLayers; i++) {
          ptVps->uiVpsMaxDecPicBuffering[i] = parseUe(pvBuf) + 1;
          ptVps->auiVpsNumReorderPics[i]	  = parseUe(pvBuf);
          ptVps->auiVpsMaxLatencyIncrease[i]  = parseUe(pvBuf) - 1;
  
          if (ptVps->uiVpsMaxDecPicBuffering[i] > HEVC_MAX_DPB_SIZE || !ptVps->uiVpsMaxDecPicBuffering[i]) {
              RPT(RPT_ERR, "vps_max_dec_pic_buffering_minus1 out of range: %d\n",
                     ptVps->uiVpsMaxDecPicBuffering[i] - 1);
              iRet = -1;
              goto exit;
          }
          if (ptVps->auiVpsNumReorderPics[i] > ptVps->uiVpsMaxDecPicBuffering[i] - 1) {
              RPT(RPT_WRN, "vps_max_num_reorder_pics out of range: %d\n",
                     ptVps->auiVpsNumReorderPics[i]);
          }
      }
  
      ptVps->iVpsMaxLayerId	= getBits(pvBuf, 6);
      ptVps->iVpsNumLayerSets = parseUe(pvBuf) + 1;
      if (ptVps->iVpsNumLayerSets < 1 || ptVps->iVpsNumLayerSets > 1024 ||
          (ptVps->iVpsNumLayerSets - 1LL) * (ptVps->iVpsMaxLayerId + 1LL) > getBitsLeft(pvBuf)) {
          RPT(RPT_ERR, "too many layer_id_included_flags\n");
          iRet = -1;
          goto exit;
      }
  
      for (i = 1; i < ptVps->iVpsNumLayerSets; i++)
          for (j = 0; j <= ptVps->iVpsMaxLayerId; j++)
              getBits(pvBuf, 1);  // layer_id_included_flag[i][j]
  
      ptVps->u8VpsTimingInfoPresentFlag = getOneBit(pvBuf);
      if (ptVps->u8VpsTimingInfoPresentFlag) {
          ptVps->u32VpsNumUnitsInTick				 = getBits(pvBuf, 32);
          ptVps->u32VpsTimeScale 					 = getBits(pvBuf, 32);
          ptVps->u8VpsPocProportionalToTimingFlag = getOneBit(pvBuf);
          if (ptVps->u8VpsPocProportionalToTimingFlag)
              ptVps->iVpsNumTicksPocDiffOne = parseUe(pvBuf) + 1;
          ptVps->iVpsNumHrdParameters = parseUe(pvBuf);
          if (ptVps->iVpsNumHrdParameters > (unsigned)ptVps->iVpsNumLayerSets) {
              RPT(RPT_ERR,
                     "iVpsNumHrdParameters %d is invalid\n", ptVps->iVpsNumHrdParameters);
              iRet = -1;
              goto exit;
          }
          for (i = 0; i < ptVps->iVpsNumHrdParameters; i++) {
              int common_inf_present = 1;
  
              parseUe(pvBuf); // hrd_layer_set_idx
              if (i)
                  common_inf_present = getOneBit(pvBuf);
              decodeHrd(pvBuf, common_inf_present, ptVps->iVpsMaxSubLayers);
          }
      }
      getOneBit(pvBuf); /* vps_extension_flag */
  
      if (getBitsLeft(pvBuf) < 0) {
          RPT(RPT_ERR,
                 "Overread VPS by %d bits\n", -getBitsLeft(pvBuf));
          
          iRet = -1;
          goto exit;
      }
  
  
  exit:
  
      getBitContextFree(pvBuf);
      return iRet;
  
  }
      
  void h264GetWidthHeight(T_SPS *ptSps, int *piWidth, int *piHeight)
  {
      // ¿í¸ß¼ÆËã¹«Ê½
      int iCodeWidth = 0;
      int iCodedHeight = 0;
      iCodeWidth	= 16 * ptSps->iMbWidth;
      iCodedHeight = 16 * ptSps->iMbHeight;
      *piWidth		 = iCodeWidth  - (ptSps->uiCropRight + ptSps->uiCropLeft);
      *piHeight		 = iCodedHeight - (ptSps->uiCropTop	+ ptSps->uiCropBottom);
       if (*piWidth <= 0 || *piHeight <= 0) {
           *piWidth  = iCodeWidth;
           *piHeight = iCodedHeight;
       }
  
      RPT(RPT_DBG, "iCodeWidth:%d, iCodedHeight:%d\n", iCodeWidth, iCodedHeight);
  
      RPT(RPT_DBG, "*piWidth:%d, *piHeight:%d\n", *piWidth, *piHeight);
  
      RPT(RPT_DBG, "ptSps->uiCropRight:%d, ptSps->uiCropLeft:%d\n", ptSps->uiCropRight, ptSps->uiCropLeft);
  
      RPT(RPT_DBG, "ptSps->uiCropTop:%d, ptSps->uiCropBottom:%d\n", ptSps->uiCropTop, ptSps->uiCropBottom);
  
  }
  
  int h264GetFormat(T_SPS *ptSps)
  {
      return ptSps->iFrameMbsOnlyFlag;
  }
  
  
  void h264GeFramerate(T_SPS *ptSps, float *pfFramerate)
  {
      int iFrInt = 0;
      if(ptSps->iTimingInfoPresentFlag)
      {
          if(!ptSps->iFixedFrameRateFlag)
          {
              *pfFramerate = (float)ptSps->u32TimeScale / (float)ptSps->u32NumUnitsInTick;
              //iFrInt = ptSps->vui_parameters.u32TimeScale / ptSps->vui_parameters.u32NumUnitsInTick;
          }else
          {
              *pfFramerate = (float)ptSps->u32TimeScale / (float)ptSps->u32NumUnitsInTick / 2.0;
              //iFrInt = ptSps->vui_parameters.u32TimeScale / ptSps->vui_parameters.u32NumUnitsInTick / 2;
          }
          iFrInt = ptSps->u32TimeScale / ptSps->u32NumUnitsInTick / 2;
      }
      switch(iFrInt)
      {
          case 23:// 23.98
              RPT(RPT_DBG, "frame rate:23.98");
              break;
          case 24:
              RPT(RPT_DBG, "frame rate:24");
              break;
          case 25:
              RPT(RPT_DBG, "frame rate:25");
              break;
          case 29://29.97
              RPT(RPT_DBG, "frame rate:29.97");
              break;
          case 30:
              RPT(RPT_DBG, "frame rate:30");
              break;
          case 50:
              RPT(RPT_DBG, "frame rate:50");
              break;
          case 59://59.94
              RPT(RPT_DBG, "frame rate:59.94");
              break;
          case 60:
              RPT(RPT_DBG, "frame rate:60");
              break;
          case 6:
              RPT(RPT_DBG, "frame rate:6");
              break;
          case 8:
              RPT(RPT_DBG, "frame rate:8");
              break;
          case 12:
              RPT(RPT_DBG, "frame rate:12");
              break;
          case 15:
              RPT(RPT_DBG, "frame rate:15");
              break;
          case 10:
              RPT(RPT_DBG, "frame rate:10");
              break;
  
          default:
              RPT(RPT_DBG, "frame rate:0");
              break;
      }
  
      return;
  }
  
  
  
  
  void h265GetWidthHeight(T_HEVCSPS *ptSps, int *piWidth, int *piHeight)
  {
  #if 1
      int iCodeWidth = 0;
      int iCodedHeight = 0;
      iCodeWidth	= ptSps->iWidth;
      iCodedHeight = ptSps->iHeight;
      *piWidth		 = ptSps->iWidth  - ptSps->tOutputWindow.uiLeftOffset - ptSps->tOutputWindow.uiRightOffset;
      *piHeight		 = ptSps->iHeight - ptSps->tOutputWindow.uiTopOffset  - ptSps->tOutputWindow.uiBottomOffset;
  
  
      RPT(RPT_DBG, "iCodeWidth:%d, iCodedHeight:%d\n", iCodeWidth, iCodedHeight);
  
      RPT(RPT_DBG, "*piWidth:%d, *piHeight:%d\n", *piWidth, *piHeight);
  
      RPT(RPT_DBG, "ptSps->tOutputWindow.uiRightOffset:%d, ptSps->tOutputWindow.uiLeftOffset:%d\n", ptSps->tOutputWindow.uiRightOffset, ptSps->tOutputWindow.uiLeftOffset);
  
      RPT(RPT_DBG, "ptSps->tOutputWindow.uiTopOffset:%d, ptSps->tOutputWindow.uiBottomOffset:%d\n", ptSps->tOutputWindow.uiTopOffset, ptSps->tOutputWindow.uiBottomOffset);
  #endif
  
  }
  
  
  
  void h265GeFramerate(T_HEVCVPS *ptVps, T_HEVCSPS *ptSps,float *pfFramerate)
  {
      if (ptVps && ptVps->u8VpsTimingInfoPresentFlag) {
          *pfFramerate = (float)(ptVps->u32VpsTimeScale) / (float)(ptVps->u32VpsNumUnitsInTick);
      
      } else if (ptSps && ptSps->tVui.iVuiTimingInfoPresentFlag && ptSps->iVuiPresent) {
          *pfFramerate = (float)(ptSps->tVui.u32VuiTimeScale) / (float)(ptSps->tVui.u32VuiNumUnitsInTick);
      }
      else{
          //vps sps可能不包含帧率
          *pfFramerate = 0.0F;
          RPT(RPT_WRN, "frame rate:0");
      }
  }
  }
  
  