--- encoder.h 2002/06/07 10:21:48 1.8 +++ encoder.h 2003/08/02 15:08:24 1.27.2.12 @@ -1,49 +1,53 @@ -/************************************************************************** +/***************************************************************************** * - * Modifications: + * XVID MPEG-4 VIDEO CODEC + * - Encoder related header - * - * 22.08.2001 added support for EXT_MODE encoding mode - * support for EXTENDED API - * 22.08.2001 fixed bug in iDQtab + * Copyright(C) 2002-2003 Michael Militzer + * 2002-2003 Peter Ross * - * Michael Militzer + * This program is free software ; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation ; either version 2 of the License, or + * (at your option) any later version. * - **************************************************************************/ + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY ; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program ; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * $Id: encoder.h,v 1.27.2.12 2003/08/02 15:08:24 edgomez Exp $ + * + ****************************************************************************/ #ifndef _ENCODER_H_ #define _ENCODER_H_ - #include "xvid.h" - #include "portab.h" #include "global.h" -#include "image/image.h" -#include "utils/ratecontrol.h" - -#define H263_QUANT 0 -#define MPEG4_QUANT 1 - -typedef uint32_t bool; - - -typedef enum -{ - I_VOP = 0, - P_VOP = 1, - B_VOP = 2 -} -VOP_TYPE; - -/*********************************** - - Encoding Parameters - -************************************/ +/***************************************************************************** + * Constants + ****************************************************************************/ + +/***************************************************************************** + * Types + ****************************************************************************/ + +typedef int bool; + +/***************************************************************************** + * Structures + ****************************************************************************/ typedef struct { + /* --- constants --- */ uint32_t width; uint32_t height; @@ -52,68 +56,100 @@ uint32_t mb_width; uint32_t mb_height; + int plugin_flags; + /* frame rate increment & base */ uint32_t fincr; uint32_t fbase; -#ifdef BFRAMES - int max_bframes; + int profile; + + int global_flags; + int bquant_ratio; + int bquant_offset; + int frame_drop_ratio; + + int min_quant[3]; + int max_quant[3]; + +#ifdef _SMP + int num_threads; #endif + + int iMaxKeyInterval; + int max_bframes; + +/* --- inbetween vop stuff --- */ /* rounding type; alternate 0-1 after each interframe */ /* 1 <= fixed_code <= 4 automatically adjusted using motion vector statistics inside - */ + */ /* vars that not "quite" frame independant */ - uint32_t m_quant_type; uint32_t m_rounding_type; uint32_t m_fcode; + int vol_flags; - HINTINFO * hint; + int64_t m_stamp; +} +MBParam; -#ifdef BFRAMES - uint32_t m_seconds; - uint32_t m_ticks; -#endif -} MBParam; +typedef struct +{ + int iTextBits; + int iMvSum; + int iMvCount; + int kblks; + int mblks; + int ublks; + int gblks; +} +Statistics; +/* encoding queue */ typedef struct { - uint32_t quant; - uint32_t motion_flags; - uint32_t global_flags; + xvid_enc_frame_t frame; + unsigned char quant_intra_matrix[64]; + unsigned char quant_inter_matrix[64]; + IMAGE image; +} QUEUEINFO; + + +typedef struct +{ + int frame_num; + int fincr; + int vol_flags; + int vop_flags; + int motion_flags; - VOP_TYPE coding_type; + int coding_type; + uint32_t quant; uint32_t rounding_type; uint32_t fcode; uint32_t bcode; -#ifdef BFRAMES uint32_t seconds; uint32_t ticks; -#endif + int64_t stamp; IMAGE image; - MACROBLOCK * mbs; + MACROBLOCK *mbs; -} FRAMEINFO; + WARPPOINTS warp; /* as in bitstream */ + GMC_DATA gmc_data; /* common data for all MBs */ + NEW_GMC_DATA new_gmc_data; /* common data for all MBs */ -typedef struct -{ - int iTextBits; - float fMvPrevSigma; - int iMvSum; - int iMvCount; - int kblks; - int mblks; - int ublks; + int length; /* the encoded size of this frame */ + + Statistics sStat; } -Statistics; - +FRAMEINFO; typedef struct @@ -121,57 +157,72 @@ MBParam mbParam; int iFrameNum; - int iMaxKeyInterval; int bitrate; - // images + /* zones */ + unsigned int num_zones; + xvid_enc_zone_t * zones; - FRAMEINFO * current; - FRAMEINFO * reference; + /* plugins */ + unsigned int num_plugins; /* note: we store plugin flags in MBPARAM */ + xvid_enc_plugin_t * plugins; -#ifdef _DEBUG - IMAGE sOriginal; -#endif + /* dquant */ + + int * temp_dquants; + + /* images */ + + FRAMEINFO *current; + FRAMEINFO *reference; + + IMAGE sOriginal; /* original image copy for i/p frames */ + IMAGE sOriginal2; /* original image copy for b-frames */ IMAGE vInterH; IMAGE vInterV; IMAGE vInterVf; IMAGE vInterHV; IMAGE vInterHVf; -#ifdef BFRAMES - /* constants */ - int bquant_ratio; - /* vars */ + IMAGE vGMC; + + /* image queue */ + int queue_head; + int queue_tail; + int queue_size; + QUEUEINFO *queue; + + /* bframe buffer */ int bframenum_head; int bframenum_tail; int flush_bframes; - FRAMEINFO ** bframes; + FRAMEINFO **bframes; IMAGE f_refh; IMAGE f_refv; IMAGE f_refhv; -#endif - Statistics sStat; - RateControl rate_control; -} -Encoder; + /* closed_gop fixup temporary storage */ + int closed_bframenum; /* == -1 if there is no fixup intended */ + QUEUEINFO closed_qframe; /* qFrame, only valid when >= 0 */ -// indicates no quantizer changes in INTRA_Q/INTER_Q modes -#define NO_CHANGE 64 + int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */ -void init_encoder(uint32_t cpu_flags); + float fMvPrevSigma; +} +Encoder; -int encoder_create(XVID_ENC_PARAM * pParam); -int encoder_destroy(Encoder * pEnc); -int encoder_encode(Encoder * pEnc, XVID_ENC_FRAME * pFrame, XVID_ENC_STATS * pResult); - -static __inline uint8_t get_fcode(uint16_t sr) +/***************************************************************************** + * Inline functions + ****************************************************************************/ + +static __inline uint8_t +get_fcode(uint16_t sr) { if (sr <= 16) return 1; - else if (sr <= 32) + else if (sr <= 32) return 2; else if (sr <= 64) @@ -193,4 +244,17 @@ return 0; } -#endif /* _ENCODER_H_ */ + +/***************************************************************************** + * Prototypes + ****************************************************************************/ + +void init_encoder(uint32_t cpu_flags); + +int enc_create(xvid_enc_create_t * create); +int enc_destroy(Encoder * pEnc); +int enc_encode(Encoder * pEnc, + xvid_enc_frame_t * pFrame, + xvid_enc_stats_t * stats); + +#endif