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/***************************************************************************** |
/***************************************************************************** |
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* |
* |
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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* - Decoder related header - |
* - Decoder header - |
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* |
* |
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* Copyright(C) 2002-2003 Peter Ross <pross@xvid.org> |
* This program is an implementation of a part of one or more MPEG-4 |
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* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
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* to use this software module in hardware or software products are |
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* advised that its use may infringe existing patents or copyrights, and |
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* any such use would be at such party's own risk. The original |
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* developer of this software module and his/her company, and subsequent |
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* editors and their companies, will have no liability for use of this |
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* software or modifications or derivatives thereof. |
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* |
* |
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* This program is free software ; you can redistribute it and/or modify |
* This program is free software ; you can redistribute it and/or modify |
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* 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 |
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* along with this program ; if not, write to the Free Software |
* along with this program ; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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* |
* |
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****************************************************************************/ |
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/***************************************************************************** |
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* |
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* History |
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* |
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* - 13.06.2002 Added legal header - Cosmetic |
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* |
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* $Id$ |
* $Id$ |
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* |
* |
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****************************************************************************/ |
****************************************************************************/ |
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typedef struct |
typedef struct |
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{ |
{ |
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/* vol bitstream */ |
// vol bitstream |
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int time_inc_resolution; |
int time_inc_resolution; |
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int fixed_time_inc; |
int fixed_time_inc; |
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int newpred_enable; |
int newpred_enable; |
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int reduced_resolution_enable; |
int reduced_resolution_enable; |
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/* The bitstream version if it's a XviD stream */ |
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int bs_version; |
int bs_version; |
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/* image */ |
// image |
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int fixed_dimensions; |
int fixed_dimensions; |
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uint32_t width; |
uint32_t width; |
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uint32_t edged_height; |
uint32_t edged_height; |
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IMAGE cur; |
IMAGE cur; |
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IMAGE refn[2]; /* 0 -- last I or P VOP */ |
IMAGE refn[2]; // 0 -- last I or P VOP |
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/* 1 -- first I or P */ |
// 1 -- first I or P |
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IMAGE tmp; /* bframe interpolation, and post processing tmp buffer */ |
IMAGE tmp; /* bframe interpolation, and post processing tmp buffer */ |
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IMAGE qtmp; /* quarter pel tmp buffer */ |
IMAGE qtmp; /* quarter pel tmp buffer */ |
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/* macroblock */ |
// macroblock |
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uint32_t mb_width; |
uint32_t mb_width; |
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uint32_t mb_height; |
uint32_t mb_height; |
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MACROBLOCK *mbs; |
MACROBLOCK *mbs; |
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/* |
// for B-frame & low_delay==0 |
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* for B-frame & low_delay==0 |
// XXX: should move frame based stuff into a DECODER_FRAMEINFO struct */ |
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* XXX: should move frame based stuff into a DECODER_FRAMEINFO struct |
MACROBLOCK *last_mbs; // last MB |
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*/ |
int last_reduced_resolution; // last reduced_resolution value |
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MACROBLOCK *last_mbs; /* last MB */ |
int32_t frames; // total frame number |
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int last_coding_type; /* last coding type value */ |
int32_t packed_mode; // bframes packed bitstream? (1 = yes) |
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int last_reduced_resolution; /* last reduced_resolution value */ |
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int32_t frames; /* total frame number */ |
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int32_t packed_mode; /* bframes packed bitstream? (1 = yes) */ |
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int8_t scalability; |
int8_t scalability; |
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VECTOR p_fmv, p_bmv; /* pred forward & backward motion vector */ |
VECTOR p_fmv, p_bmv; // pred forward & backward motion vector |
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int64_t time; /* for record time */ |
int64_t time; // for record time |
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int64_t time_base; |
int64_t time_base; |
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int64_t last_time_base; |
int64_t last_time_base; |
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int64_t last_non_b_time; |
int64_t last_non_b_time; |
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uint32_t time_pp; |
uint32_t time_pp; |
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uint32_t time_bp; |
uint32_t time_bp; |
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uint32_t low_delay; /* low_delay flage (1 means no B_VOP) */ |
uint32_t low_delay; // low_delay flage (1 means no B_VOP) |
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uint32_t low_delay_default; /* default value for low_delay flag */ |
uint32_t low_delay_default; // default value for low_delay flag |
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/* for GMC: central place for all parameters */ |
// for GMC: central place for all parameters |
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IMAGE gmc; /* gmc tmp buffer, remove for blockbased compensation */ |
IMAGE gmc; /* gmc tmp buffer, remove for blockbased compensation */ |
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GMC_DATA gmc_data; |
GMC_DATA gmc_data; |
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NEW_GMC_DATA new_gmc_data; |
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xvid_image_t* out_frm; /* This is used for slice rendering */ |
XVID_DEC_PICTURE* out_frm; // This is used for slice rendering |
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} |
} |
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DECODER; |
DECODER; |
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void init_decoder(uint32_t cpu_flags); |
void init_decoder(uint32_t cpu_flags); |
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int decoder_create(xvid_dec_create_t * param); |
int decoder_create(XVID_DEC_PARAM * param); |
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int decoder_destroy(DECODER * dec); |
int decoder_destroy(DECODER * dec); |
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int decoder_decode(DECODER * dec, |
int decoder_decode(DECODER * dec, |
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xvid_dec_frame_t * frame, xvid_dec_stats_t * stats); |
XVID_DEC_FRAME * frame, XVID_DEC_STATS * stats); |
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#endif |
#endif |