1 |
/***************************************************************************** |
/***************************************************************************** |
2 |
* |
* |
3 |
* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
4 |
* - Decoder header - |
* - Decoder related header - |
5 |
* |
* |
6 |
* This program is an implementation of a part of one or more MPEG-4 |
* Copyright(C) 2002-2003 Peter Ross <pross@xvid.org> |
|
* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
|
|
* to use this software module in hardware or software products are |
|
|
* advised that its use may infringe existing patents or copyrights, and |
|
|
* any such use would be at such party's own risk. The original |
|
|
* developer of this software module and his/her company, and subsequent |
|
|
* editors and their companies, will have no liability for use of this |
|
|
* software or modifications or derivatives thereof. |
|
7 |
* |
* |
8 |
* This program is free software ; you can redistribute it and/or modify |
* This program is free software ; you can redistribute it and/or modify |
9 |
* it under the terms of the GNU General Public License as published by |
* it under the terms of the GNU General Public License as published by |
19 |
* along with this program ; if not, write to the Free Software |
* along with this program ; if not, write to the Free Software |
20 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
21 |
* |
* |
22 |
****************************************************************************/ |
* $Id: decoder.h,v 1.13.2.5 2003-06-28 15:49:02 chl Exp $ |
|
/***************************************************************************** |
|
|
* |
|
|
* History |
|
|
* |
|
|
* - 13.06.2002 Added legal header - Cosmetic |
|
|
* |
|
|
* $Id: decoder.h,v 1.13.2.1 2003-02-22 08:49:44 suxen_drol Exp $ |
|
23 |
* |
* |
24 |
****************************************************************************/ |
****************************************************************************/ |
25 |
|
|
72 |
|
|
73 |
typedef struct |
typedef struct |
74 |
{ |
{ |
75 |
// vol bitstream |
/* vol bitstream */ |
76 |
|
|
77 |
int time_inc_resolution; |
int time_inc_resolution; |
78 |
int fixed_time_inc; |
int fixed_time_inc; |
101 |
int newpred_enable; |
int newpred_enable; |
102 |
int reduced_resolution_enable; |
int reduced_resolution_enable; |
103 |
|
|
104 |
// image |
/* The bitstream version if it's a XviD stream */ |
105 |
|
int bs_version; |
106 |
|
|
107 |
|
/* image */ |
108 |
|
|
109 |
int fixed_dimensions; |
int fixed_dimensions; |
110 |
uint32_t width; |
uint32_t width; |
113 |
uint32_t edged_height; |
uint32_t edged_height; |
114 |
|
|
115 |
IMAGE cur; |
IMAGE cur; |
116 |
IMAGE refn[2]; // 0 -- last I or P VOP |
IMAGE refn[2]; /* 0 -- last I or P VOP */ |
117 |
// 1 -- first I or P |
/* 1 -- first I or P */ |
118 |
IMAGE tmp; /* bframe interpolation, and post processing tmp buffer */ |
IMAGE tmp; /* bframe interpolation, and post processing tmp buffer */ |
119 |
IMAGE qtmp; /* quarter pel tmp buffer */ |
IMAGE qtmp; /* quarter pel tmp buffer */ |
120 |
|
|
121 |
// macroblock |
/* macroblock */ |
122 |
|
|
123 |
uint32_t mb_width; |
uint32_t mb_width; |
124 |
uint32_t mb_height; |
uint32_t mb_height; |
125 |
MACROBLOCK *mbs; |
MACROBLOCK *mbs; |
126 |
|
|
127 |
// for B-frame & low_delay==0 |
/* |
128 |
// XXX: should move frame based stuff into a DECODER_FRAMEINFO struct */ |
* for B-frame & low_delay==0 |
129 |
MACROBLOCK *last_mbs; // last MB |
* XXX: should move frame based stuff into a DECODER_FRAMEINFO struct |
130 |
int last_coding_type; // last coding type value |
*/ |
131 |
int last_reduced_resolution; // last reduced_resolution value |
MACROBLOCK *last_mbs; /* last MB */ |
132 |
int32_t frames; // total frame number |
int last_coding_type; /* last coding type value */ |
133 |
int32_t packed_mode; // bframes packed bitstream? (1 = yes) |
int last_reduced_resolution; /* last reduced_resolution value */ |
134 |
|
int32_t frames; /* total frame number */ |
135 |
|
int32_t packed_mode; /* bframes packed bitstream? (1 = yes) */ |
136 |
int8_t scalability; |
int8_t scalability; |
137 |
VECTOR p_fmv, p_bmv; // pred forward & backward motion vector |
VECTOR p_fmv, p_bmv; /* pred forward & backward motion vector */ |
138 |
int64_t time; // for record time |
int64_t time; /* for record time */ |
139 |
int64_t time_base; |
int64_t time_base; |
140 |
int64_t last_time_base; |
int64_t last_time_base; |
141 |
int64_t last_non_b_time; |
int64_t last_non_b_time; |
142 |
uint32_t time_pp; |
uint32_t time_pp; |
143 |
uint32_t time_bp; |
uint32_t time_bp; |
144 |
uint32_t low_delay; // low_delay flage (1 means no B_VOP) |
uint32_t low_delay; /* low_delay flage (1 means no B_VOP) */ |
145 |
uint32_t low_delay_default; // default value for low_delay flag |
uint32_t low_delay_default; /* default value for low_delay flag */ |
146 |
|
|
147 |
// for GMC: central place for all parameters |
/* for GMC: central place for all parameters */ |
148 |
|
|
149 |
IMAGE gmc; /* gmc tmp buffer, remove for blockbased compensation */ |
IMAGE gmc; /* gmc tmp buffer, remove for blockbased compensation */ |
150 |
GMC_DATA gmc_data; |
GMC_DATA gmc_data; |
151 |
|
NEW_GMC_DATA new_gmc_data; |
152 |
|
|
153 |
xvid_image_t* out_frm; // This is used for slice rendering |
xvid_image_t* out_frm; /* This is used for slice rendering */ |
154 |
} |
} |
155 |
DECODER; |
DECODER; |
156 |
|
|