--- encoder.h 2002/04/05 14:40:36 1.3 +++ encoder.h 2002/10/05 21:35:35 1.18.2.3 @@ -1,81 +1,151 @@ -/************************************************************************** +/***************************************************************************** * - * Modifications: + * XVID MPEG-4 VIDEO CODEC + * - Encoder header - * - * 22.08.2001 added support for EXT_MODE encoding mode - * support for EXTENDED API - * 22.08.2001 fixed bug in iDQtab + * This program is an implementation of a part of one or more MPEG-4 + * 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. * - * 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 + * + ****************************************************************************/ +/***************************************************************************** + * + * History + * + * - 13.06.2002 Added legal header + * - 22.08.2001 Added support for EXT_MODE encoding mode + * support for EXTENDED API + * - 22.08.2001 fixed bug in iDQtab + * + * $Id: encoder.h,v 1.18.2.3 2002/10/05 21:35:35 Isibaar Exp $ + * + ****************************************************************************/ #ifndef _ENCODER_H_ #define _ENCODER_H_ - #include "xvid.h" - #include "portab.h" #include "global.h" #include "image/image.h" +#include "utils/ratecontrol.h" +/***************************************************************************** + * Constants + ****************************************************************************/ +/* Quatization type */ #define H263_QUANT 0 #define MPEG4_QUANT 1 +/* Indicates no quantizer changes in INTRA_Q/INTER_Q modes */ +#define NO_CHANGE 64 -typedef uint32_t bool; +/***************************************************************************** + * Types + ****************************************************************************/ +typedef int bool; typedef enum { - I_VOP = 0, - P_VOP = 1 + I_VOP = 0, + P_VOP = 1, + B_VOP = 2 } VOP_TYPE; -/*********************************** - - Encoding Parameters - -************************************/ +/***************************************************************************** + * Structures + ****************************************************************************/ typedef struct { - uint32_t width; - uint32_t height; + uint32_t width; + uint32_t height; uint32_t edged_width; uint32_t edged_height; uint32_t mb_width; uint32_t mb_height; - VOP_TYPE coding_type; - - /* rounding type; alternate 0-1 after each interframe */ - - uint32_t rounding_type; + /* frame rate increment & base */ + uint32_t fincr; + uint32_t fbase; + +#ifdef _SMP + int num_threads; +#endif + +#ifdef BFRAMES + int max_bframes; +#endif + /* rounding type; alternate 0-1 after each interframe */ /* 1 <= fixed_code <= 4 automatically adjusted using motion vector statistics inside */ - uint32_t fixed_code; - uint32_t quant; - uint32_t quant_type; - uint32_t motion_flags; + /* vars that not "quite" frame independant */ + uint32_t m_quant_type; + uint32_t m_rounding_type; + uint32_t m_fcode; + uint32_t m_quarterpel; + + HINTINFO *hint; + + int64_t m_stamp; +} +MBParam; + + +typedef struct +{ + uint32_t quant; + uint32_t motion_flags; uint32_t global_flags; - HINTINFO * hint; -} MBParam; + VOP_TYPE coding_type; + uint32_t rounding_type; + uint32_t fcode; + uint32_t bcode; + + uint32_t seconds; + uint32_t ticks; + int64_t stamp; + + IMAGE image; + + MACROBLOCK *mbs; + +} +FRAMEINFO; typedef struct { - int iTextBits; - float fMvPrevSigma; - int iMvSum; - int iMvCount; + int iTextBits; + float fMvPrevSigma; + int iMvSum; + int iMvCount; int kblks; int mblks; int ublks; @@ -86,66 +156,104 @@ typedef struct { - MBParam mbParam; + MBParam mbParam; - int iFrameNum; - int iMaxKeyInterval; - int lum_masking; + int iFrameNum; + int iMaxKeyInterval; int bitrate; // images - IMAGE sCurrent; - IMAGE sReference; - IMAGE vInterH; - IMAGE vInterV; + FRAMEINFO *current; + FRAMEINFO *reference; + +#ifdef _DEBUG_PSNR + IMAGE sOriginal; +#endif + IMAGE vInterH; + IMAGE vInterV; IMAGE vInterVf; - IMAGE vInterHV; + IMAGE vInterHV; IMAGE vInterHVf; - // macroblock +#ifdef BFRAMES + /* constants */ + int global; + int bquant_ratio; + int frame_drop_ratio; + + /* image queue */ + int queue_head; + int queue_tail; + int queue_size; + IMAGE *queue; + + /* bframe buffer */ + int bframenum_head; + int bframenum_tail; + int flush_bframes; + + FRAMEINFO **bframes; + IMAGE f_refh; + IMAGE f_refv; + IMAGE f_refhv; + int bframenum_dx50bvop; - MACROBLOCK * pMBs; + int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */ +#endif - Statistics sStat; + Statistics sStat; + RateControl rate_control; } Encoder; +/***************************************************************************** + * Inline functions + ****************************************************************************/ -// indicates no quantizer changes in INTRA_Q/INTER_Q modes -#define NO_CHANGE 64 - -void init_encoder(uint32_t cpu_flags); - -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) +static __inline uint8_t +get_fcode(uint16_t sr) { - if (sr <= 16) + if (sr <= 16) return 1; - else if (sr <= 32) + else if (sr <= 32) return 2; - else if (sr <= 64) + else if (sr <= 64) return 3; - else if (sr <= 128) + else if (sr <= 128) return 4; - else if (sr <= 256) + else if (sr <= 256) return 5; - else if (sr <= 512) + else if (sr <= 512) return 6; - else if (sr <= 1024) + else if (sr <= 1024) return 7; - else + else return 0; } -#endif /* _ENCODER_H_ */ + +/***************************************************************************** + * Prototypes + ****************************************************************************/ + +void init_encoder(uint32_t cpu_flags); + +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); + +int encoder_encode_bframes(Encoder * pEnc, + XVID_ENC_FRAME * pFrame, + XVID_ENC_STATS * pResult); + +#endif