--- encoder.h 2002/06/07 10:21:48 1.8 +++ encoder.h 2002/07/21 03:41:44 1.16 @@ -1,32 +1,70 @@ -/************************************************************************** +/***************************************************************************** * - * 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 1.16 2002/07/21 03:41:44 suxen_drol 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 { @@ -36,11 +74,9 @@ } VOP_TYPE; -/*********************************** - - Encoding Parameters - -************************************/ +/***************************************************************************** + * Structures + ****************************************************************************/ typedef struct { @@ -56,6 +92,10 @@ uint32_t fincr; uint32_t fbase; +#ifdef _SMP + int num_threads; +#endif + #ifdef BFRAMES int max_bframes; #endif @@ -63,27 +103,28 @@ /* 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; - HINTINFO * hint; + HINTINFO *hint; #ifdef BFRAMES uint32_t m_seconds; uint32_t m_ticks; #endif -} MBParam; +} +MBParam; typedef struct { uint32_t quant; - uint32_t motion_flags; + uint32_t motion_flags; uint32_t global_flags; VOP_TYPE coding_type; @@ -98,9 +139,10 @@ IMAGE image; - MACROBLOCK * mbs; + MACROBLOCK *mbs; -} FRAMEINFO; +} +FRAMEINFO; typedef struct { @@ -126,10 +168,10 @@ // images - FRAMEINFO * current; - FRAMEINFO * reference; + FRAMEINFO *current; + FRAMEINFO *reference; -#ifdef _DEBUG +#ifdef _DEBUG_PSNR IMAGE sOriginal; #endif IMAGE vInterH; @@ -140,38 +182,48 @@ #ifdef BFRAMES /* constants */ + int global; int bquant_ratio; - /* vars */ + 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; + FRAMEINFO **bframes; IMAGE f_refh; IMAGE f_refv; IMAGE f_refhv; + int bframenum_dx50bvop; + + int last_pframe; + int time_pp; + int m_framenum; /* debug frame num counter; unlike iFrameNum, does not reset at ivop */ #endif + 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) return 1; - else if (sr <= 32) + else if (sr <= 32) return 2; else if (sr <= 64) @@ -193,4 +245,21 @@ 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