diff options
Diffstat (limited to 'Src/h264dec/ldecod/inc/block.h')
| -rw-r--r-- | Src/h264dec/ldecod/inc/block.h | 133 |
1 files changed, 133 insertions, 0 deletions
diff --git a/Src/h264dec/ldecod/inc/block.h b/Src/h264dec/ldecod/inc/block.h new file mode 100644 index 00000000..d819b13c --- /dev/null +++ b/Src/h264dec/ldecod/inc/block.h @@ -0,0 +1,133 @@ + +/*! + ************************************************************************ + * \file block.h + * + * \brief + * definitions for block decoding functions + * + * \author + * Inge Lille-Langoy <inge.lille-langoy@telenor.com> \n + * Telenor Satellite Services \n + * P.O.Box 6914 St.Olavs plass \n + * N-0130 Oslo, Norway + * + ************************************************************************ + */ + +#ifndef _BLOCK_H_ +#define _BLOCK_H_ + +#include "global.h" +#include "transform8x8.h" + +static const byte QP_SCALE_CR[52]= +{ + 0, 1, 2, 3, 4, 5, 6, 7, 8, 9,10,11, + 12,13,14,15,16,17,18,19,20,21,22,23,24,25,26,27, + 28,29,29,30,31,32,32,33,34,34,35,35,36,36,37,37, + 37,38,38,38,39,39,39,39 + +}; + +//! look up tables for FRExt_chroma support +static const unsigned char subblk_offset_x[3][8][4] = +{ + { + {0, 4, 0, 4}, + {0, 4, 0, 4}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + }, + { + {0, 4, 0, 4}, + {0, 4, 0, 4}, + {0, 4, 0, 4}, + {0, 4, 0, 4}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + }, + { + {0, 4, 0, 4}, + {8,12, 8,12}, + {0, 4, 0, 4}, + {8,12, 8,12}, + {0, 4, 0, 4}, + {8,12, 8,12}, + {0, 4, 0, 4}, + {8,12, 8,12} + } +}; + + +static const unsigned char subblk_offset_y[3][8][4] = +{ + { + {0, 0, 4, 4}, + {0, 0, 4, 4}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0} + }, + { + {0, 0, 4, 4}, + {8, 8,12,12}, + {0, 0, 4, 4}, + {8, 8,12,12}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0}, + {0, 0, 0, 0} + }, + { + {0, 0, 4, 4}, + {0, 0, 4, 4}, + {8, 8,12,12}, + {8, 8,12,12}, + {0, 0, 4, 4}, + {0, 0, 4, 4}, + {8, 8,12,12}, + {8, 8,12,12} + } +}; + +static const byte decode_block_scan[16] = {0, 1, 4, 5, 2, 3, 6, 7, 8, 9, 12, 13, 10, 11, 14, 15}; +static const int cof4_pos_to_subblock[4][4] = { { 0, 1, 4, 5}, {2,3,6,7}, {8,9,12,13}, {10,11,14,15} }; + +extern void iMBtrans4x4(Macroblock *currMB, ColorPlane pl, int smb); +extern void iMBtrans8x8(Macroblock *currMB, ColorPlane pl); + +extern void itrans_sp_cr(Macroblock *currMB, int uv); + +extern void intrapred_chroma (Macroblock *currMB, int uv); + +extern void Inv_Residual_trans_4x4(Macroblock *currMB, ColorPlane pl, int ioff, int joff); +extern void Inv_Residual_trans_8x8(Macroblock *currMB, ColorPlane pl, int ioff,int joff); + +extern void itrans4x4_c(const h264_short_block_t tblock, const h264_imgpel_macroblock_t mb_pred, h264_imgpel_macroblock_t mb_rec, int pos_x, int pos_y); +extern void itrans4x4_mmx(const h264_short_block_t tblock, const h264_imgpel_macroblock_t mb_pred, h264_imgpel_macroblock_t mb_rec, int pos_x, int pos_y); +extern int intrapred (Macroblock *currMB, ColorPlane pl, int ioff,int joff,int i4,int j4); +extern void itrans_2 (Macroblock *currMB, ColorPlane pl); +extern void iTransform (Macroblock *currMB, ColorPlane pl, int smb); + +extern void copy_image_data (imgpel **imgBuf1, imgpel **imgBuf2, int dest_x, int src_x, int width, int height); +extern void copy_image_data_16x16 (imgpel **imgBuf1, imgpel **imgBuf2, int dest_x, int src_x); + +extern void copy_image_data_16x16_stride_c(struct video_image *destination, int dest_x, int dest_y, const h264_imgpel_macroblock_t source); +extern void copy_image_data_16x16_stride_sse(struct video_image *destination, int dest_x, int dest_y, const h264_imgpel_macroblock_t source); +extern void copy_image_data_8x8_stride (struct video_image *destination, int dest_x, int dest_y, const h264_imgpel_macroblock_t source); +extern void copy_image_data_8x8_stride2 (struct video_image *destination, int dest_x, int dest_y, const h264_imgpel_macroblock_t source, int src_x, int src_y); +extern void copy_image_data_4x4_stride (struct video_image *destination, int dest_x, int dest_y, const h264_imgpel_macroblock_t source, int src_x, int src_y); +extern void copy_image_data_stride (struct video_image *destination, int dest_x, int dest_y, const h264_imgpel_macroblock_t source, int width, int height); + +#endif + |