H.264/AVC Reference Software Encoder: errdo.h Source File

00001 /*!
00002  **************************************************************************
00003  *  \file errdo.h
00004  *  \brief  Header file for error resilient RDO (name of file should change)
00005  *
00006  *  \author 
00007  *    Main contributors (see contributors.h for copyright, address and affiliation details)
00008  *    - Peshala Pahalawatta                     <ppaha@dolby.com>
00009  *    - Alexis Michael Tourapis                 <atour@ieee.org>
00010  *
00011  **************************************************************************
00012  */
00013 
00014 #ifndef _ERRDO_H_
00015 #define _ERRDO_H_
00016 
00017 //! Info for the "decoders-in-the-encoder" used for rdoptimization with packet losses
00018 typedef struct
00019 {
00020   imgpel ***dec_mbY_best;            //!< Best reconstructed macroblock pixel values
00021   imgpel ****dec_mbY_best8x8;        //!< Best reconstructed 8x8 mode pixel values
00022   imgpel ****dec_mb_pred_best8x8;    //!< Predicted pixel values for best 8x8 modes
00023   imgpel ***dec_mb_pred;             //!< Predicted pixel values for macroblock
00024   int    ***res_img;                 //!< Residual values for macroblock
00025 } Decoders;
00026 
00027 extern Decoders *decs;
00028 
00029 //============= rate-distortion opt with packet losses ===========
00030 
00031 void init_error_conceal(int concealment_type);
00032 
00033 void compute_residue_block (ImageParameters *image, imgpel **imgY, int **res_img, imgpel **mb_pred, int b8block, int block_size);
00034 
00035 void decode_one_b8block (ImageParameters *image, StorablePicture *enc_pic, Macroblock* currMB, int decoder, int block8x8, short mv_mode, int pred_dir);
00036 void errdo_store_best_block(imgpel*** mbY, imgpel*** dec_img, int block_i, int block_j, int img_i, int img_j, int block_size);
00037 
00038 void decode_one_mb  (ImageParameters *image, StorablePicture *enc, int decoder, Macroblock* currMB);
00039 void UpdateDecoders (InputParameters *params, ImageParameters *image, StorablePicture *enc_pic);
00040 
00041 void (*error_conceal_picture)(ImageParameters *image, StorablePicture *enc_pic, int decoder);
00042 void copy_conceal_picture(ImageParameters *image, StorablePicture *enc_pic, int decoder);
00043 
00044 void errdo_get_best_block(ImageParameters* image, imgpel*** dec_img, imgpel*** mbY, int j0, int block_size);
00045 
00046 int  allocate_errdo_mem(InputParameters *pparams);
00047 void free_errdo_mem(void);
00048 
00049 #endif
00050