From e2de64d6f1beb9e492daf5b886e19933c1fa41dd Mon Sep 17 00:00:00 2001 From: toma Date: Wed, 25 Nov 2009 17:56:58 +0000 Subject: Copy the KDE 3.5 branch to branches/trinity for new KDE 3.5 features. BUG:215923 git-svn-id: svn://anonsvn.kde.org/home/kde/branches/trinity/kdemultimedia@1054174 283d02a7-25f6-0310-bc7c-ecb5cbfe19da --- mpeglib/lib/mpegplay/decoderTables.h | 110 +++++++++++++++++++++++++++++++++++ 1 file changed, 110 insertions(+) create mode 100644 mpeglib/lib/mpegplay/decoderTables.h (limited to 'mpeglib/lib/mpegplay/decoderTables.h') diff --git a/mpeglib/lib/mpegplay/decoderTables.h b/mpeglib/lib/mpegplay/decoderTables.h new file mode 100644 index 00000000..00b9b4f2 --- /dev/null +++ b/mpeglib/lib/mpegplay/decoderTables.h @@ -0,0 +1,110 @@ +/* + declares various tables to make things faster + Copyright (C) 1999 Martin Vogt + + This program is free software; you can redistribute it and/or modify + it under the terms of the GNU Library General Public License as published by + the Free Software Foundation. + + For more information look at the file COPYRIGHT in this package + + */ + + + +#ifndef __DECODERTABLES_H +#define __DECODERTABLES_H + +#include "videoDecoder.h" +#include "proto.h" + +/* Code for unbound values in decoding tables */ +#define MPGDECODE_ERROR (-1) + +#define MACRO_BLOCK_STUFFING 34 +#define MACRO_BLOCK_ESCAPE 35 + + +/* Structure for an entry in the decoding table of + * macroblock_address_increment */ +typedef struct { + int value; /* value for macroblock_address_increment */ + int num_bits; /* length of the Huffman code */ +} mb_addr_inc_entry; + + +/* Structure for an entry in the decoding table of macroblock_type */ +typedef struct { + unsigned int mb_quant; /* macroblock_quant */ + unsigned int mb_motion_forward; /* macroblock_motion_forward */ + unsigned int mb_motion_backward; /* macroblock_motion_backward */ + unsigned int mb_pattern; /* macroblock_pattern */ + unsigned int mb_intra; /* macroblock_intra */ + unsigned int num_bits; /* length of the Huffman code */ +} mb_type_entry; + + +/* Structures for an entry in the decoding table of coded_block_pattern */ +typedef struct { + unsigned int cbp; /* coded_block_pattern */ + int num_bits; /* length of the Huffman code */ +} coded_block_pattern_entry; + + +/* Structure for an entry in the decoding table of motion vectors */ +typedef struct { + int code; /* value for motion_horizontal_forward_code, + * motion_vertical_forward_code, + * motion_horizontal_backward_code, or + * motion_vertical_backward_code. + */ + int num_bits; /* length of the Huffman code */ +} motion_vectors_entry; + + +/* Structure for an entry in the decoding table of dct_dc_size */ +typedef struct { + unsigned int value; /* value of dct_dc_size (luminance or chrominance) */ + int num_bits; /* length of the Huffman code */ +} dct_dc_size_entry; + + + +/* External declaration of dct coeff tables. */ + +extern unsigned short int dct_coeff_tbl_0[256]; +extern unsigned short int dct_coeff_tbl_1[16]; +extern unsigned short int dct_coeff_tbl_2[4]; +extern unsigned short int dct_coeff_tbl_3[4]; +extern unsigned short int dct_coeff_next[256]; +extern unsigned short int dct_coeff_first[256]; + +/* External declaration of dct dc size lumiance table. */ + +extern dct_dc_size_entry dct_dc_size_luminance[32]; +extern dct_dc_size_entry dct_dc_size_luminance1[16]; + +/* External declaration of dct dc size chrom table. */ + +extern dct_dc_size_entry dct_dc_size_chrominance[32]; +extern dct_dc_size_entry dct_dc_size_chrominance1[32]; + +/* External declaration of coded block pattern table. */ + +extern coded_block_pattern_entry coded_block_pattern[512]; + +/* Decoding table for macroblock_type in predictive-coded pictures */ +extern mb_type_entry mb_type_P[64]; + +/* Decoding table for macroblock_type in bidirectionally-coded pictures */ +extern mb_type_entry mb_type_B[64]; + +/* Decoding table for macroblock_address_increment */ +extern mb_addr_inc_entry mb_addr_inc[2048]; + +/* Decoding table for motion vectors */ +extern motion_vectors_entry motion_vectors[2048]; + +extern void init_tables(); + +#endif -- cgit v1.2.1