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rdopt_coding_state.h
Package: chapter15.rar　[view]
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Upload Date: 2021-12-09
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Code Size: 1k
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Audio program

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Visual C++

rdopt_coding_state.h：Code Content
  2. /*!
  3.  ***************************************************************************
  4.  * file
  5.  *    rdopt_coding_state.h
  6.  *
  7.  * author
  8.  *    Heiko Schwarz
  9.  *
  10.  * date
  11.  *    17. April 2001
  12.  *
  13.  * brief
  14.  *    Headerfile for storing/restoring coding state
  15.  *    (for rd-optimized mode decision)
  16.  **************************************************************************
  17.  */
  19. #ifndef _RD_OPT_CS_H_
  20. #define _RD_OPT_CS_H_
  22. typedef struct {
  24.   // important variables of data partition array
  25.   int                   no_part;
  26.   EncodingEnvironment  *encenv;
  27.   Bitstream            *bitstream;
  29.   // contexts for binary arithmetic coding
  30.   int                   symbol_mode;
  31.   MotionInfoContexts   *mot_ctx;
  32.   TextureInfoContexts  *tex_ctx;
  34.   // bit counter
  35.   int                   bitcounter[MAX_BITCOUNTER_MB];
  37.   // elements of current macroblock
  38.   short                 mvd[2][BLOCK_MULTIPLE][BLOCK_MULTIPLE][2];
  39.   int64                 cbp_bits[3];
  40.   int64                 cbp_bits_8x8[3];
  41. } CSobj;
  42. typedef CSobj* CSptr;
  45. void  delete_coding_state  (CSptr);  //!< delete structure
  46. CSptr create_coding_state  (void);       //!< create structure
  48. void  store_coding_state   (Macroblock *currMB, CSptr);  //!< store parameters
  49. void  reset_coding_state   (Macroblock *currMB, CSptr);  //!< restore parameters
  52. #endif