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* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
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* - Encoder header - |
* - Encoder header - |
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* |
* |
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* Copyright(C) 2002 Michael Militzer |
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* |
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* This program is an implementation of a part of one or more MPEG-4 |
* 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 |
* 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 |
* to use this software module in hardware or software products are |
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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 |
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* - 22.08.2001 Added support for EXT_MODE encoding mode |
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* support for EXTENDED API |
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* - 22.08.2001 fixed bug in iDQtab |
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* |
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* $Id$ |
* $Id$ |
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* |
* |
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****************************************************************************/ |
****************************************************************************/ |
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{ |
{ |
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I_VOP = 0, |
I_VOP = 0, |
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P_VOP = 1, |
P_VOP = 1, |
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B_VOP = 2, |
B_VOP = 2 |
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S_VOP = 3 |
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} |
} |
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VOP_TYPE; |
VOP_TYPE; |
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uint32_t fincr; |
uint32_t fincr; |
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uint32_t fbase; |
uint32_t fbase; |
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/* constants */ |
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int global; |
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int bquant_ratio; |
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int bquant_offset; |
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int frame_drop_ratio; |
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#ifdef _SMP |
#ifdef _SMP |
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int num_threads; |
int num_threads; |
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#endif |
#endif |
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int iMaxKeyInterval; |
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int max_bframes; |
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/* rounding type; alternate 0-1 after each interframe */ |
/* rounding type; alternate 0-1 after each interframe */ |
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/* 1 <= fixed_code <= 4 |
/* 1 <= fixed_code <= 4 |
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automatically adjusted using motion vector statistics inside |
automatically adjusted using motion vector statistics inside |
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uint32_t m_quant_type; |
uint32_t m_quant_type; |
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uint32_t m_rounding_type; |
uint32_t m_rounding_type; |
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uint32_t m_fcode; |
uint32_t m_fcode; |
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uint32_t m_quarterpel; |
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int m_reduced_resolution; /* reduced_resolution_enable */ |
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HINTINFO *hint; |
HINTINFO *hint; |
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int64_t m_stamp; |
uint32_t m_seconds; |
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} |
uint32_t m_ticks; |
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MBParam; |
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typedef struct |
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{ |
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int iTextBits; |
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int iMvSum; |
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int iMvCount; |
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int kblks; |
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int mblks; |
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int ublks; |
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} |
} |
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Statistics; |
MBParam; |
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typedef struct |
typedef struct |
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VOP_TYPE coding_type; |
VOP_TYPE coding_type; |
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uint32_t rounding_type; |
uint32_t rounding_type; |
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uint32_t quarterpel; |
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uint32_t fcode; |
uint32_t fcode; |
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uint32_t bcode; |
uint32_t bcode; |
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uint32_t seconds; |
uint32_t seconds; |
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uint32_t ticks; |
uint32_t ticks; |
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int64_t stamp; |
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IMAGE image; |
IMAGE image; |
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MACROBLOCK *mbs; |
MACROBLOCK *mbs; |
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VECTOR GMC_MV; |
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Statistics sStat; |
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} |
} |
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FRAMEINFO; |
FRAMEINFO; |
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typedef struct |
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{ |
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int iTextBits; |
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float fMvPrevSigma; |
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int iMvSum; |
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int iMvCount; |
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int kblks; |
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int mblks; |
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int ublks; |
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} |
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Statistics; |
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typedef struct |
typedef struct |
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MBParam mbParam; |
MBParam mbParam; |
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int iFrameNum; |
int iFrameNum; |
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int iMaxKeyInterval; |
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int bitrate; |
int bitrate; |
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// images |
// images |
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IMAGE vInterHV; |
IMAGE vInterHV; |
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IMAGE vInterHVf; |
IMAGE vInterHVf; |
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/* image queue */ |
Statistics sStat; |
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int queue_head; |
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int queue_tail; |
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int queue_size; |
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IMAGE *queue; |
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/* bframe buffer */ |
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int bframenum_head; |
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int bframenum_tail; |
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int flush_bframes; |
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FRAMEINFO **bframes; |
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IMAGE f_refh; |
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IMAGE f_refv; |
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IMAGE f_refhv; |
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int bframenum_dx50bvop; |
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int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */ |
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RateControl rate_control; |
RateControl rate_control; |
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float fMvPrevSigma; |
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} |
} |
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Encoder; |
Encoder; |
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