--- trunk/xvidcore/src/encoder.c 2002/06/09 23:30:50 194 +++ trunk/xvidcore/src/encoder.c 2003/02/04 22:00:44 815 @@ -1,19 +1,16 @@ /***************************************************************************** * * XVID MPEG-4 VIDEO CODEC - * - Encoder main module - + * - Encoder main module - * - * 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. + * Copyright(C) 2002 Michael Militzer + * 2002 Peter Ross + * 2002 Daniel Smith * - * 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 + * This file is part of XviD, a free MPEG-4 video encoder/decoder + * + * XviD 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. * @@ -26,23 +23,43 @@ * along with this program; if not, write to the Free Software * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA * - ****************************************************************************/ - -/***************************************************************************** - * - * History + * Under section 8 of the GNU General Public License, the copyright + * holders of XVID explicitly forbid distribution in the following + * countries: + * + * - Japan + * - United States of America + * + * Linking XviD statically or dynamically with other modules is making a + * combined work based on XviD. Thus, the terms and conditions of the + * GNU General Public License cover the whole combination. * - * 08.05.2002 fix some problem in DEBUG mode; - * MinChen - * 14.04.2002 added FrameCodeB() + * As a special exception, the copyright holders of XviD give you + * permission to link XviD with independent modules that communicate with + * XviD solely through the VFW1.1 and DShow interfaces, regardless of the + * license terms of these independent modules, and to copy and distribute + * the resulting combined work under terms of your choice, provided that + * every copy of the combined work is accompanied by a complete copy of + * the source code of XviD (the version of XviD used to produce the + * combined work), being distributed under the terms of the GNU General + * Public License plus this exception. An independent module is a module + * which is not derived from or based on XviD. * - * $Id: encoder.c,v 1.40 2002-06-09 23:30:50 edgomez Exp $ + * Note that people who make modified versions of XviD are not obligated + * to grant this special exception for their modified versions; it is + * their choice whether to do so. The GNU General Public License gives + * permission to release a modified version without this exception; this + * exception also makes it possible to release a modified version which + * carries forward this exception. + * + * $Id: encoder.c,v 1.90 2003-02-04 22:00:44 edgomez Exp $ * ****************************************************************************/ #include #include #include +#include #include "encoder.h" #include "prediction/mbprediction.h" @@ -73,38 +90,30 @@ ****************************************************************************/ static int FrameCodeI(Encoder * pEnc, - Bitstream * bs, - uint32_t *pBits); + Bitstream * bs, + uint32_t * pBits); static int FrameCodeP(Encoder * pEnc, - Bitstream * bs, - uint32_t *pBits, - bool force_inter, - bool vol_header); - -#ifdef BFRAMES -static void FrameCodeB(Encoder * pEnc, - FRAMEINFO * frame, - Bitstream * bs, - uint32_t *pBits); -#endif + Bitstream * bs, + uint32_t * pBits, + bool force_inter, + bool vol_header); /***************************************************************************** * Local data ****************************************************************************/ -static int DQtab[4] = -{ +static int DQtab[4] = { -1, -2, 1, 2 }; -static int iDQtab[5] = -{ +static int iDQtab[5] = { 1, 0, NO_CHANGE, 2, 3 }; -static void __inline image_null(IMAGE * image) +static void __inline +image_null(IMAGE * image) { image->y = image->u = image->v = NULL; } @@ -114,8 +123,8 @@ * Encoder creation * * This function creates an Encoder instance, it allocates all necessary - * image buffers (reference, current and bframes) and initialize the internal - * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter. + * image buffers (reference, current) and initialize the internal xvid + * encoder paremeters according to the XVID_ENC_PARAM input parameter. * * The code seems to be very long but is very basic, mainly memory allocation * and cleaning code. @@ -132,7 +141,7 @@ encoder_create(XVID_ENC_PARAM * pParam) { Encoder *pEnc; - uint32_t i; + int i; pParam->handle = NULL; @@ -145,8 +154,7 @@ /* Fps */ - if (pParam->fincr <= 0 || pParam->fbase <= 0) - { + if (pParam->fincr <= 0 || pParam->fbase <= 0) { pParam->fincr = 1; pParam->fbase = 25; } @@ -157,10 +165,8 @@ */ i = pParam->fincr; - while (i > 1) - { - if (pParam->fincr % i == 0 && pParam->fbase % i == 0) - { + while (i > 1) { + if (pParam->fincr % i == 0 && pParam->fbase % i == 0) { pParam->fincr /= i; pParam->fbase /= i; i = pParam->fincr; @@ -169,11 +175,11 @@ i--; } - if (pParam->fbase > 65535) - { - float div = (float)pParam->fbase / 65535; - pParam->fbase = (int)(pParam->fbase / div); - pParam->fincr = (int)(pParam->fincr / div); + if (pParam->fbase > 65535) { + float div = (float) pParam->fbase / 65535; + + pParam->fbase = (int) (pParam->fbase / div); + pParam->fincr = (int) (pParam->fincr / div); } /* Bitrate allocator defaults */ @@ -201,16 +207,19 @@ if (pParam->max_quantizer < pParam->min_quantizer) pParam->max_quantizer = pParam->min_quantizer; - /* 1 keyframe each 10 seconds */ + /* 1 keyframe each 10 seconds */ - if (pParam->max_key_interval == 0) + if (pParam->max_key_interval <= 0) pParam->max_key_interval = 10 * pParam->fincr / pParam->fbase; - pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE); if (pEnc == NULL) return XVID_ERR_MEMORY; + /* Zero the Encoder Structure */ + + memset(pEnc, 0, sizeof(Encoder)); + /* Fill members of Encoder structure */ pEnc->mbParam.width = pParam->width; @@ -219,12 +228,14 @@ pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16; pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16; - pEnc->mbParam.edged_width = 16*pEnc->mbParam.mb_width + 2*EDGE_SIZE; - pEnc->mbParam.edged_height = 16*pEnc->mbParam.mb_height + 2*EDGE_SIZE; + pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE; + pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE; pEnc->mbParam.fbase = pParam->fbase; pEnc->mbParam.fincr = pParam->fincr; + pEnc->mbParam.m_quant_type = H263_QUANT; + pEnc->sStat.fMvPrevSigma = -1; /* Fill rate control parameters */ @@ -239,160 +250,67 @@ pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE); pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE); - if ( pEnc->current == NULL || pEnc->reference == NULL) + if (pEnc->current == NULL || pEnc->reference == NULL) goto xvid_err_memory1; /* try to allocate mb memory */ - pEnc->current->mbs = xvid_malloc(sizeof(MACROBLOCK) * \ - pEnc->mbParam.mb_width * \ - pEnc->mbParam.mb_height, - CACHE_LINE); - pEnc->reference->mbs = xvid_malloc(sizeof(MACROBLOCK) * \ - pEnc->mbParam.mb_width * \ - pEnc->mbParam.mb_height, - CACHE_LINE); + pEnc->current->mbs = + xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width * + pEnc->mbParam.mb_height, CACHE_LINE); + pEnc->reference->mbs = + xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width * + pEnc->mbParam.mb_height, CACHE_LINE); if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL) goto xvid_err_memory2; /* try to allocate image memory */ -#ifdef _DEBUG +#ifdef _DEBUG_PSNR image_null(&pEnc->sOriginal); #endif -#ifdef BFRAMES - image_null(&pEnc->f_refh); - image_null(&pEnc->f_refv); - image_null(&pEnc->f_refhv); -#endif image_null(&pEnc->current->image); image_null(&pEnc->reference->image); image_null(&pEnc->vInterH); image_null(&pEnc->vInterV); - image_null(&pEnc->vInterVf); image_null(&pEnc->vInterHV); - image_null(&pEnc->vInterHVf); -#ifdef _DEBUG - if (image_create(&pEnc->sOriginal, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) - goto xvid_err_memory3; -#endif -#ifdef BFRAMES - if (image_create(&pEnc->f_refh, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) - goto xvid_err_memory3; - if (image_create(&pEnc->f_refv, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) - goto xvid_err_memory3; - if (image_create(&pEnc->f_refhv, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) +#ifdef _DEBUG_PSNR + if (image_create + (&pEnc->sOriginal, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height) < 0) goto xvid_err_memory3; #endif - if (image_create(&pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) + if (image_create + (&pEnc->current->image, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height) < 0) goto xvid_err_memory3; - if (image_create(&pEnc->reference->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) + if (image_create + (&pEnc->reference->image, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height) < 0) goto xvid_err_memory3; - if (image_create(&pEnc->vInterH, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) + if (image_create + (&pEnc->vInterH, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height) < 0) goto xvid_err_memory3; - if (image_create(&pEnc->vInterV, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) + if (image_create + (&pEnc->vInterV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height) < 0) goto xvid_err_memory3; - if (image_create(&pEnc->vInterVf, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) + if (image_create + (&pEnc->vInterHV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height) < 0) goto xvid_err_memory3; - if (image_create(&pEnc->vInterHV, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) - goto xvid_err_memory3; - if (image_create(&pEnc->vInterHVf, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) - goto xvid_err_memory3; - - - - /* B Frames specific init */ -#ifdef BFRAMES - - pEnc->mbParam.max_bframes = pParam->max_bframes; - pEnc->bquant_ratio = pParam->bquant_ratio; - pEnc->bframes = NULL; - - if (pEnc->mbParam.max_bframes > 0) - { - int n; - - pEnc->bframes = xvid_malloc(pEnc->mbParam.max_bframes * \ - sizeof(FRAMEINFO *), - CACHE_LINE); - - if (pEnc->bframes == NULL) - goto xvid_err_memory3; - - for (n=0; nmbParam.max_bframes; n++) - pEnc->bframes[n] = NULL; - - for (n = 0; n < pEnc->mbParam.max_bframes; n++) - { - pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), - CACHE_LINE); - - if (pEnc->bframes[n] == NULL) - goto xvid_err_memory4; - - pEnc->bframes[n]->mbs = xvid_malloc(sizeof(MACROBLOCK) * \ - pEnc->mbParam.mb_width * \ - pEnc->mbParam.mb_height, - CACHE_LINE); - - if (pEnc->bframes[n]->mbs == NULL) - goto xvid_err_memory4; - - image_null(&pEnc->bframes[n]->image); - - if (image_create(&pEnc->bframes[n]->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height) < 0) - goto xvid_err_memory4; + pParam->handle = (void *) pEnc; - } - } - - pEnc->bframenum_head = 0; - pEnc->bframenum_tail = 0; - pEnc->flush_bframes = 0; - - pEnc->mbParam.m_seconds = 0; - pEnc->mbParam.m_ticks = 0; -#endif - - pParam->handle = (void *)pEnc; - - if (pParam->rc_bitrate) - { - RateControlInit(&pEnc->rate_control, - pParam->rc_bitrate, - pParam->rc_reaction_delay_factor, - pParam->rc_averaging_period, - pParam->rc_buffer, - pParam->fbase * 1000 / pParam->fincr, - pParam->max_quantizer, - pParam->min_quantizer); + if (pParam->rc_bitrate) { + RateControlInit(&pEnc->rate_control, pParam->rc_bitrate, + pParam->rc_reaction_delay_factor, + pParam->rc_averaging_period, pParam->rc_buffer, + pParam->fbase * 1000 / pParam->fincr, + pParam->max_quantizer, pParam->min_quantizer); } init_timer(); @@ -402,73 +320,29 @@ /* * We handle all XVID_ERR_MEMORY here, this makes the code lighter */ -#ifdef BFRAMES - xvid_err_memory4: - for (i=0; imbParam.max_bframes; i++) - { - - if (pEnc->bframes[i] == NULL) continue; - - image_destroy(&pEnc->bframes[i]->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - xvid_free(pEnc->bframes[i]->mbs); - - xvid_free(pEnc->bframes[i]); - - } - - xvid_free(pEnc->bframes); - -#endif - - xvid_err_memory3: -#ifdef _DEBUG - image_destroy(&pEnc->sOriginal, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); -#endif - -#ifdef BFRAMES - image_destroy(&pEnc->f_refh, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->f_refv, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->f_refhv, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); + xvid_err_memory3: +#ifdef _DEBUG_PSNR + image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); #endif - image_destroy(&pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->reference->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterH, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterV, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterVf, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterHV, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterHVf, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); + image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); - xvid_err_memory2: + xvid_err_memory2: xvid_free(pEnc->current->mbs); xvid_free(pEnc->reference->mbs); - xvid_err_memory1: + xvid_err_memory1: xvid_free(pEnc->current); xvid_free(pEnc->reference); xvid_free(pEnc); @@ -492,73 +366,27 @@ int encoder_destroy(Encoder * pEnc) { + ENC_CHECK(pEnc); - /* B Frames specific */ -#ifdef BFRAMES - int i; - - for (i=0; imbParam.max_bframes; i++) - { - - if (pEnc->bframes[i] == NULL) continue; - - image_destroy(&pEnc->bframes[i]->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - - xvid_free(pEnc->bframes[i]->mbs); - - xvid_free(pEnc->bframes[i]); - - } - - xvid_free(pEnc->bframes); - -#endif - /* All images, reference, current etc ... */ - - image_destroy(&pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->reference->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterH, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterV, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterVf, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterHV, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->vInterHVf, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); -#ifdef BFRAMES - image_destroy(&pEnc->f_refh, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->f_refv, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); - image_destroy(&pEnc->f_refhv, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); -#endif -#ifdef _DEBUG - image_destroy(&pEnc->sOriginal, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height); + image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); + +#ifdef _DEBUG_PSNR + image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height); #endif /* Encoder structure */ - xvid_free(pEnc->current->mbs); xvid_free(pEnc->current); @@ -570,11 +398,16 @@ return XVID_ERR_OK; } + +void inc_frame_num(Encoder * pEnc) +{ + pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; + pEnc->mbParam.m_seconds = pEnc->mbParam.m_ticks / pEnc->mbParam.fbase; + pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; +} + /***************************************************************************** - * Frame encoder entry point - * - * At this moment 2 versions coexist : one for IPB compatible encoder, - * another one for the old IP encoder. + * "original" IP frame encoder entry point * * Returned values : * - XVID_ERR_OK - no errors @@ -582,349 +415,17 @@ * format ****************************************************************************/ - -#ifdef BFRAMES -/***************************************************************************** - * Frame encoder entry point for IPB capable encoder - ****************************************************************************/ int encoder_encode(Encoder * pEnc, - XVID_ENC_FRAME * pFrame, - XVID_ENC_STATS * pResult) -{ - uint16_t x, y; - Bitstream bs; - uint32_t bits; - -#ifdef _DEBUG - float psnr; - char temp[128]; -#endif - - ENC_CHECK(pEnc); - ENC_CHECK(pFrame); - - start_global_timer(); - - BitstreamInit(&bs, pFrame->bitstream, 0); - - /* - * bframe "flush" code - */ - - if ( (pFrame->image == NULL || pEnc->flush_bframes) && - (pEnc->bframenum_head < pEnc->bframenum_tail)) - { - - if (pEnc->flush_bframes == 0) - { - /* - * we have reached the end of stream without getting - * a future reference frame... so encode last final - * frame as a pframe - */ - - /* ToDo : remove dprintf calls */ - /* - dprintf("--- PFRAME (final frame correction) --- "); - */ - pEnc->bframenum_tail--; - SWAP(pEnc->current, pEnc->reference); - - SWAP(pEnc->current, - pEnc->bframes[pEnc->bframenum_tail]); - - FrameCodeP(pEnc, &bs, &bits, 1, 0); - - BitstreamPad(&bs); - pFrame->length = BitstreamLength(&bs); - pFrame->input_consumed = 0; - pFrame->intra = 0; - - return XVID_ERR_OK; - } - - /* ToDo : remove dprintf calls */ - /* - dprintf("--- BFRAME (flush) --- "); - */ - FrameCodeB(pEnc, - pEnc->bframes[pEnc->bframenum_head], - &bs, - &bits); - pEnc->bframenum_head++; - - - BitstreamPad(&bs); - pFrame->length = BitstreamLength(&bs); - pFrame->input_consumed = 0; - pFrame->intra = 0; - - return XVID_ERR_OK; - } - - if (pFrame->image == NULL) - { - pFrame->length = 0; - pFrame->input_consumed = 1; - pFrame->intra = 0; - - return XVID_ERR_OK; - } - - if (pEnc->bframenum_head > 0) - { - pEnc->bframenum_head = pEnc->bframenum_tail = 0; - } - - pEnc->flush_bframes = 0; - - /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - * Well there was a separation here so i put it in ANSI C - * comment style :-) - * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ - - SWAP(pEnc->current, pEnc->reference); - - EMMS(); - - if (pFrame->quant == 0) - pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0); - else - pEnc->current->quant = pFrame->quant; - - if(pEnc->current->quant < 1) - pEnc->current->quant = 1; - - if(pEnc->current->quant > 31) - pEnc->current->quant = 31; - - pEnc->current->global_flags = pFrame->general; - pEnc->current->motion_flags = pFrame->motion; - pEnc->current->seconds = pEnc->mbParam.m_seconds; - pEnc->current->ticks = pEnc->mbParam.m_ticks; - /* ToDo : dynamic fcode (in both directions) */ - pEnc->current->fcode = pEnc->mbParam.m_fcode; - pEnc->current->bcode = pEnc->mbParam.m_fcode; - - start_timer(); - if (image_input(&pEnc->current->image, - pEnc->mbParam.width, - pEnc->mbParam.height, - pEnc->mbParam.edged_width, - pFrame->image, - pFrame->colorspace)) - return XVID_ERR_FORMAT; - stop_conv_timer(); - -#ifdef _DEBUG - image_copy(&pEnc->sOriginal, - &pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.height); -#endif - - EMMS(); - - /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - * Luminance masking - * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ - - if ((pEnc->current->global_flags & XVID_LUMIMASKING)) - { - int *temp_dquants = - (int *) xvid_malloc(pEnc->mbParam.mb_width * \ - pEnc->mbParam.mb_height * \ - sizeof(int), - CACHE_LINE); - - pEnc->current->quant = - adaptive_quantization(pEnc->current->image.y, - pEnc->mbParam.edged_width, - temp_dquants, - pEnc->current->quant, - pEnc->current->quant, - 2*pEnc->current->quant, - pEnc->mbParam.mb_width, - pEnc->mbParam.mb_height); - - for (y = 0; y < pEnc->mbParam.mb_height; y++) - { - - #define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width) - - for (x = 0; x < pEnc->mbParam.mb_width; x++) - { - MACROBLOCK *pMB = - &pEnc->current->mbs[OFFSET(x,y)]; - pMB->dquant = - iDQtab[temp_dquants[OFFSET(x,y)] + 2]; - } - - #undef OFFSET - - } - - xvid_free(temp_dquants); - } - - /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - * ivop/pvop/bvop selection - * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ - - - if (pEnc->iFrameNum == 0 || - pFrame->intra == 1 || - - (pFrame->intra < 0 && - pEnc->iMaxKeyInterval > 0 && - pEnc->iFrameNum >= pEnc->iMaxKeyInterval) || - - image_mad(&pEnc->reference->image, - &pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.width, - pEnc->mbParam.height) > 30) - { - /* - * This will be coded as an Intra Frame - */ - - /* ToDo : Remove dprintf calls */ - /* - dprintf("--- IFRAME ---"); - */ - - FrameCodeI(pEnc, &bs, &bits); - - pFrame->intra = 1; - pEnc->flush_bframes = 1; - - /* - * NB : sequences like "IIBB" decode fine with msfdam but, - * go screwy with divx 5.00 - */ - } - else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) - { - /* - * This will be coded as a Predicted Frame - */ - - /* ToDo : Remove dprintf calls */ - /* - dprintf("--- PFRAME ---"); - */ - - FrameCodeP(pEnc, &bs, &bits, 1, 0); - pFrame->intra = 0; - pEnc->flush_bframes = 1; - } - else - { - /* - * This will be coded as a Bidirectional Frame - */ - - /* ToDo : Remove dprintf calls */ - /* - dprintf("--- BFRAME (store) --- head=%i tail=%i", - pEnc->bframenum_head, - pEnc->bframenum_tail); - */ - - if (pFrame->bquant < 1) - { - pEnc->current->quant = - ((pEnc->reference->quant+pEnc->current->quant)*\ - pEnc->bquant_ratio) / 200; - } - else - { - pEnc->current->quant = pFrame->bquant; - } - - /* store frame into bframe buffer & swap ref back to current */ - SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); - SWAP(pEnc->current, pEnc->reference); - - pEnc->bframenum_tail++; - - pFrame->intra = 0; - pFrame->length = 0; - pFrame->input_consumed = 1; - - pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; - if (pEnc->mbParam.m_ticks > pEnc->mbParam.fbase) - { - pEnc->mbParam.m_seconds++; - pEnc->mbParam.m_ticks = 0; - } - - return XVID_ERR_OK; - } - - BitstreamPad(&bs); - pFrame->length = BitstreamLength(&bs); - - if (pResult) - { - pResult->quant = pEnc->current->quant; - pResult->hlength = pFrame->length - (pEnc->sStat.iTextBits/8); - pResult->kblks = pEnc->sStat.kblks; - pResult->mblks = pEnc->sStat.mblks; - pResult->ublks = pEnc->sStat.ublks; - } - - EMMS(); - -#ifdef _DEBUG - psnr = image_psnr(&pEnc->sOriginal, - &pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.width, - pEnc->mbParam.height); - - snprintf(temp, 127, "PSNR: %f\n", psnr); - DEBUG(temp); -#endif - - if (pFrame->quant == 0) - { - RateControlUpdate(&pEnc->rate_control, - pEnc->current->quant, - pFrame->length, - pFrame->intra); - } - - pEnc->iFrameNum++; - pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; - if (pEnc->mbParam.m_ticks > pEnc->mbParam.fbase) - { - pEnc->mbParam.m_seconds++; - pEnc->mbParam.m_ticks = 0; - } - pFrame->input_consumed = 1; - - stop_global_timer(); - write_timer(); - - return XVID_ERR_OK; -} -#else -/***************************************************************************** - * Frame encoder entry point for IP capable encoder - ****************************************************************************/ -int -encoder_encode(Encoder * pEnc, - XVID_ENC_FRAME * pFrame, - XVID_ENC_STATS * pResult) + XVID_ENC_FRAME * pFrame, + XVID_ENC_STATS * pResult) { uint16_t x, y; Bitstream bs; uint32_t bits; uint16_t write_vol_header = 0; -#ifdef _DEBUG + +#ifdef _DEBUG_PSNR float psnr; uint8_t temp[128]; #endif @@ -940,145 +441,104 @@ pEnc->current->global_flags = pFrame->general; pEnc->current->motion_flags = pFrame->motion; + pEnc->current->seconds = pEnc->mbParam.m_seconds; + pEnc->current->ticks = pEnc->mbParam.m_ticks; pEnc->mbParam.hint = &pFrame->hint; start_timer(); - if (image_input(&pEnc->current->image, - pEnc->mbParam.width, - pEnc->mbParam.height, - pEnc->mbParam.edged_width, - pFrame->image, - pFrame->colorspace) < 0) + if (image_input + (&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height, + pEnc->mbParam.edged_width, pFrame->image, pFrame->colorspace) < 0) return XVID_ERR_FORMAT; stop_conv_timer(); -#ifdef _DEBUG - image_copy(&pEnc->sOriginal, - &pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.height); +#ifdef _DEBUG_PSNR + image_copy(&pEnc->sOriginal, &pEnc->current->image, + pEnc->mbParam.edged_width, pEnc->mbParam.height); #endif - EMMS(); + emms(); BitstreamInit(&bs, pFrame->bitstream, 0); - if (pFrame->quant == 0) - { - pEnc->current->quant = RateControlGetQ(&pEnc->rate_control,0); - } - else - { + if (pFrame->quant == 0) { + pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0); + } else { pEnc->current->quant = pFrame->quant; } - if ((pEnc->current->global_flags & XVID_LUMIMASKING)) - { - int * temp_dquants = (int *) - xvid_malloc(pEnc->mbParam.mb_width * \ - pEnc->mbParam.mb_height * \ - sizeof(int), - CACHE_LINE); - + if ((pEnc->current->global_flags & XVID_LUMIMASKING)) { + int *temp_dquants = + (int *) xvid_malloc(pEnc->mbParam.mb_width * + pEnc->mbParam.mb_height * sizeof(int), + CACHE_LINE); + pEnc->current->quant = adaptive_quantization(pEnc->current->image.y, - pEnc->mbParam.edged_width, - temp_dquants, - pEnc->current->quant, - pEnc->current->quant, - 2*pEnc->current->quant, - pEnc->mbParam.mb_width, - pEnc->mbParam.mb_height); - - for (y = 0; y < pEnc->mbParam.mb_height; y++) - { + pEnc->mbParam.edged_width, temp_dquants, + pEnc->current->quant, pEnc->current->quant, + 2 * pEnc->current->quant, + pEnc->mbParam.mb_width, + pEnc->mbParam.mb_height); - #define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width) + for (y = 0; y < pEnc->mbParam.mb_height; y++) { + +#define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width) + + for (x = 0; x < pEnc->mbParam.mb_width; x++) { - for (x = 0; x < pEnc->mbParam.mb_width; x++) - { + MACROBLOCK *pMB = &pEnc->current->mbs[OFFSET(x, y)]; - MACROBLOCK *pMB = - &pEnc->current->mbs[OFFSET(x,y)]; - pMB->dquant = - iDQtab[temp_dquants[OFFSET(x,y)] + 2]; + pMB->dquant = iDQtab[temp_dquants[OFFSET(x, y)] + 2]; } - #undef OFFSET +#undef OFFSET } xvid_free(temp_dquants); } - if (pEnc->current->global_flags & XVID_H263QUANT) - { - if(pEnc->mbParam.m_quant_type != H263_QUANT) + if (pEnc->current->global_flags & XVID_H263QUANT) { + if (pEnc->mbParam.m_quant_type != H263_QUANT) write_vol_header = 1; pEnc->mbParam.m_quant_type = H263_QUANT; - } - else if (pEnc->current->global_flags & XVID_MPEGQUANT) - { + } else if (pEnc->current->global_flags & XVID_MPEGQUANT) { int matrix1_changed, matrix2_changed; matrix1_changed = matrix2_changed = 0; - if(pEnc->mbParam.m_quant_type != MPEG4_QUANT) + if (pEnc->mbParam.m_quant_type != MPEG4_QUANT) write_vol_header = 1; - + pEnc->mbParam.m_quant_type = MPEG4_QUANT; - + if ((pEnc->current->global_flags & XVID_CUSTOM_QMATRIX) > 0) { - if(pFrame->quant_intra_matrix != NULL) - matrix1_changed = - set_intra_matrix(pFrame->quant_intra_matrix); - if(pFrame->quant_inter_matrix != NULL) - matrix2_changed - = set_inter_matrix(pFrame->quant_inter_matrix); - } - else { + if (pFrame->quant_intra_matrix != NULL) + matrix1_changed = set_intra_matrix(pFrame->quant_intra_matrix); + if (pFrame->quant_inter_matrix != NULL) + matrix2_changed = set_inter_matrix(pFrame->quant_inter_matrix); + } else { matrix1_changed = set_intra_matrix(get_default_intra_matrix()); matrix2_changed = set_inter_matrix(get_default_inter_matrix()); } - if(write_vol_header == 0) + if (write_vol_header == 0) write_vol_header = matrix1_changed | matrix2_changed; } - if (pFrame->intra < 0) - { - if ((pEnc->iFrameNum == 0) || - - ((pEnc->iMaxKeyInterval > 0) && - (pEnc->iFrameNum >= pEnc->iMaxKeyInterval))) - { - pFrame->intra = FrameCodeI(pEnc, - &bs, - &bits); - } - else - { - pFrame->intra = FrameCodeP(pEnc, - &bs, - &bits, - 0, - write_vol_header); - } - } - else - { - if (pFrame->intra == 1) - { - pFrame->intra = FrameCodeI(pEnc, - &bs, - &bits); - } - else - { - pFrame->intra = FrameCodeP(pEnc, - &bs, - &bits, - 1, - write_vol_header); + if (pFrame->intra < 0) { + if ((pEnc->iFrameNum == 0) + || ((pEnc->iMaxKeyInterval > 0) + && (pEnc->iFrameNum >= pEnc->iMaxKeyInterval))) { + pFrame->intra = FrameCodeI(pEnc, &bs, &bits); + } else { + pFrame->intra = FrameCodeP(pEnc, &bs, &bits, 0, write_vol_header); + } + } else { + if (pFrame->intra == 1) { + pFrame->intra = FrameCodeI(pEnc, &bs, &bits); + } else { + pFrame->intra = FrameCodeP(pEnc, &bs, &bits, 1, write_vol_header); } } @@ -1088,47 +548,44 @@ BitstreamPad(&bs); pFrame->length = BitstreamLength(&bs); - if (pResult) - { + if (pResult) { pResult->quant = pEnc->current->quant; pResult->hlength = pFrame->length - (pEnc->sStat.iTextBits / 8); pResult->kblks = pEnc->sStat.kblks; pResult->mblks = pEnc->sStat.mblks; pResult->ublks = pEnc->sStat.ublks; } - - EMMS(); - if (pFrame->quant == 0) - { - RateControlUpdate(&pEnc->rate_control, - pEnc->current->quant, - pFrame->length, - pFrame->intra); - } + emms(); -#ifdef _DEBUG - psnr = image_psnr(&pEnc->sOriginal, - &pEnc->current->image, - pEnc->mbParam.edged_width, - pEnc->mbParam.width, - pEnc->mbParam.height); + if (pFrame->quant == 0) { + RateControlUpdate(&pEnc->rate_control, (int16_t)pEnc->current->quant, + pFrame->length, pFrame->intra); + } +#ifdef _DEBUG_PSNR + psnr = + image_psnr(&pEnc->sOriginal, &pEnc->current->image, + pEnc->mbParam.edged_width, pEnc->mbParam.width, + pEnc->mbParam.height); snprintf(temp, 127, "PSNR: %f\n", psnr); DEBUG(temp); #endif + inc_frame_num(pEnc); pEnc->iFrameNum++; - + stop_global_timer(); write_timer(); return XVID_ERR_OK; } -#endif -static __inline void CodeIntraMB(Encoder *pEnc, MACROBLOCK *pMB) { +static __inline void +CodeIntraMB(Encoder * pEnc, + MACROBLOCK * pMB) +{ pMB->mode = MODE_INTRA; @@ -1139,13 +596,14 @@ pMB->sad16 = 0; if ((pEnc->current->global_flags & XVID_LUMIMASKING)) { - if(pMB->dquant != NO_CHANGE) - { + if (pMB->dquant != NO_CHANGE) { pMB->mode = MODE_INTRA_Q; pEnc->current->quant += DQtab[pMB->dquant]; - - if (pEnc->current->quant > 31) pEnc->current->quant = 31; - if (pEnc->current->quant < 1) pEnc->current->quant = 1; + + if (pEnc->current->quant > 31) + pEnc->current->quant = 31; + if (pEnc->current->quant < 1) + pEnc->current->quant = 1; } } @@ -1156,100 +614,95 @@ #define FCODEBITS 3 #define MODEBITS 5 -void HintedMESet(Encoder * pEnc, int * intra) +void +HintedMESet(Encoder * pEnc, + int *intra) { - HINTINFO * hint; + HINTINFO *hint; Bitstream bs; int length, high; uint32_t x, y; hint = pEnc->mbParam.hint; - if (hint->rawhints) - { + if (hint->rawhints) { *intra = hint->mvhint.intra; - } - else - { + } else { BitstreamInit(&bs, hint->hintstream, hint->hintlength); *intra = BitstreamGetBit(&bs); } - if (*intra) - { + if (*intra) { return; } - pEnc->current->fcode = (hint->rawhints) ? hint->mvhint.fcode : BitstreamGetBits(&bs, FCODEBITS); + pEnc->current->fcode = (hint->rawhints != 0) ? + (uint32_t)hint->mvhint.fcode : BitstreamGetBits(&bs, FCODEBITS); - length = pEnc->current->fcode + 5; - high = 1 << (length - 1); + length = pEnc->current->fcode + 5; + high = 1 << (length - 1); - for (y=0 ; ymbParam.mb_height ; ++y) - { - for (x=0 ; xmbParam.mb_width ; ++x) - { - MACROBLOCK * pMB = &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; - MVBLOCKHINT * bhint = &hint->mvhint.block[x + y * pEnc->mbParam.mb_width]; - VECTOR pred[4]; + for (y = 0; y < pEnc->mbParam.mb_height; ++y) { + for (x = 0; x < pEnc->mbParam.mb_width; ++x) { + MACROBLOCK *pMB = + &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; + MVBLOCKHINT *bhint = + &hint->mvhint.block[x + y * pEnc->mbParam.mb_width]; + VECTOR pred; VECTOR tmp; - int32_t dummy[4]; int vec; - pMB->mode = (hint->rawhints) ? bhint->mode : BitstreamGetBits(&bs, MODEBITS); + pMB->mode = (hint->rawhints != 0) ? + (uint32_t)bhint->mode : BitstreamGetBits(&bs, MODEBITS); pMB->mode = (pMB->mode == MODE_INTER_Q) ? MODE_INTER : pMB->mode; pMB->mode = (pMB->mode == MODE_INTRA_Q) ? MODE_INTRA : pMB->mode; - if (pMB->mode == MODE_INTER) - { - tmp.x = (hint->rawhints) ? bhint->mvs[0].x : BitstreamGetBits(&bs, length); - tmp.y = (hint->rawhints) ? bhint->mvs[0].y : BitstreamGetBits(&bs, length); - tmp.x -= (tmp.x >= high) ? high*2 : 0; - tmp.y -= (tmp.y >= high) ? high*2 : 0; - - get_pmvdata(pEnc->current->mbs, x, y, pEnc->mbParam.mb_width, 0, pred, dummy); - - for (vec=0 ; vec<4 ; ++vec) - { - pMB->mvs[vec].x = tmp.x; - pMB->mvs[vec].y = tmp.y; - pMB->pmvs[vec].x = pMB->mvs[0].x - pred[0].x; - pMB->pmvs[vec].y = pMB->mvs[0].y - pred[0].y; + if (pMB->mode == MODE_INTER) { + tmp.x = (hint->rawhints) ? + bhint->mvs[0].x : (int)BitstreamGetBits(&bs, length); + tmp.y = (hint->rawhints) ? + bhint->mvs[0].y : (int)BitstreamGetBits(&bs, length); + tmp.x -= (tmp.x >= high) ? high * 2 : 0; + tmp.y -= (tmp.y >= high) ? high * 2 : 0; + + pred = get_pmv2(pEnc->current->mbs,pEnc->mbParam.mb_width,0,x,y,0); + + for (vec = 0; vec < 4; ++vec) { + pMB->mvs[vec].x = tmp.x; + pMB->mvs[vec].y = tmp.y; + pMB->pmvs[vec].x = pMB->mvs[0].x - pred.x; + pMB->pmvs[vec].y = pMB->mvs[0].y - pred.y; } - } - else if (pMB->mode == MODE_INTER4V) - { - for (vec=0 ; vec<4 ; ++vec) - { - tmp.x = (hint->rawhints) ? bhint->mvs[vec].x : BitstreamGetBits(&bs, length); - tmp.y = (hint->rawhints) ? bhint->mvs[vec].y : BitstreamGetBits(&bs, length); - tmp.x -= (tmp.x >= high) ? high*2 : 0; - tmp.y -= (tmp.y >= high) ? high*2 : 0; - - get_pmvdata(pEnc->current->mbs, x, y, pEnc->mbParam.mb_width, vec, pred, dummy); - - pMB->mvs[vec].x = tmp.x; - pMB->mvs[vec].y = tmp.y; - pMB->pmvs[vec].x = pMB->mvs[vec].x - pred[0].x; - pMB->pmvs[vec].y = pMB->mvs[vec].y - pred[0].y; + } else if (pMB->mode == MODE_INTER4V) { + for (vec = 0; vec < 4; ++vec) { + tmp.x = (hint->rawhints) ? + bhint->mvs[vec].x : (int)BitstreamGetBits(&bs, length); + tmp.y = (hint->rawhints) ? + bhint->mvs[vec].y : (int)BitstreamGetBits(&bs, length); + tmp.x -= (tmp.x >= high) ? high * 2 : 0; + tmp.y -= (tmp.y >= high) ? high * 2 : 0; + + pred = get_pmv2(pEnc->current->mbs,pEnc->mbParam.mb_width,0,x,y,vec); + + pMB->mvs[vec].x = tmp.x; + pMB->mvs[vec].y = tmp.y; + pMB->pmvs[vec].x = pMB->mvs[vec].x - pred.x; + pMB->pmvs[vec].y = pMB->mvs[vec].y - pred.y; } - } - else // intra / stuffing / not_coded + } else /* intra / stuffing / not_coded */ { - for (vec=0 ; vec<4 ; ++vec) - { - pMB->mvs[vec].x = pMB->mvs[vec].y = 0; + for (vec = 0; vec < 4; ++vec) { + pMB->mvs[vec].x = pMB->mvs[vec].y = 0; } } if (pMB->mode == MODE_INTER4V && - (pEnc->current->global_flags & XVID_LUMIMASKING) && pMB->dquant != NO_CHANGE) - { + (pEnc->current->global_flags & XVID_LUMIMASKING) + && pMB->dquant != NO_CHANGE) { pMB->mode = MODE_INTRA; - for (vec=0 ; vec<4 ; ++vec) - { + for (vec = 0; vec < 4; ++vec) { pMB->mvs[vec].x = pMB->mvs[vec].y = 0; } } @@ -1258,100 +711,81 @@ } -void HintedMEGet(Encoder * pEnc, int intra) +void +HintedMEGet(Encoder * pEnc, + int intra) { - HINTINFO * hint; + HINTINFO *hint; Bitstream bs; uint32_t x, y; int length, high; hint = pEnc->mbParam.hint; - if (hint->rawhints) - { + if (hint->rawhints) { hint->mvhint.intra = intra; - } - else - { + } else { BitstreamInit(&bs, hint->hintstream, 0); BitstreamPutBit(&bs, intra); } - if (intra) - { - if (!hint->rawhints) - { + if (intra) { + if (!hint->rawhints) { BitstreamPad(&bs); hint->hintlength = BitstreamLength(&bs); } return; } - length = pEnc->current->fcode + 5; - high = 1 << (length - 1); + length = pEnc->current->fcode + 5; + high = 1 << (length - 1); - if (hint->rawhints) - { + if (hint->rawhints) { hint->mvhint.fcode = pEnc->current->fcode; - } - else - { + } else { BitstreamPutBits(&bs, pEnc->current->fcode, FCODEBITS); } - for (y=0 ; ymbParam.mb_height ; ++y) - { - for (x=0 ; xmbParam.mb_width ; ++x) - { - MACROBLOCK * pMB = &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; - MVBLOCKHINT * bhint = &hint->mvhint.block[x + y * pEnc->mbParam.mb_width]; + for (y = 0; y < pEnc->mbParam.mb_height; ++y) { + for (x = 0; x < pEnc->mbParam.mb_width; ++x) { + MACROBLOCK *pMB = + &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; + MVBLOCKHINT *bhint = + &hint->mvhint.block[x + y * pEnc->mbParam.mb_width]; VECTOR tmp; - if (hint->rawhints) - { + if (hint->rawhints) { bhint->mode = pMB->mode; - } - else - { + } else { BitstreamPutBits(&bs, pMB->mode, MODEBITS); } - if (pMB->mode == MODE_INTER || pMB->mode == MODE_INTER_Q) - { - tmp.x = pMB->mvs[0].x; - tmp.y = pMB->mvs[0].y; - tmp.x += (tmp.x < 0) ? high*2 : 0; - tmp.y += (tmp.y < 0) ? high*2 : 0; + if (pMB->mode == MODE_INTER || pMB->mode == MODE_INTER_Q) { + tmp.x = pMB->mvs[0].x; + tmp.y = pMB->mvs[0].y; + tmp.x += (tmp.x < 0) ? high * 2 : 0; + tmp.y += (tmp.y < 0) ? high * 2 : 0; - if (hint->rawhints) - { + if (hint->rawhints) { bhint->mvs[0].x = tmp.x; bhint->mvs[0].y = tmp.y; - } - else - { + } else { BitstreamPutBits(&bs, tmp.x, length); BitstreamPutBits(&bs, tmp.y, length); } - } - else if (pMB->mode == MODE_INTER4V) - { + } else if (pMB->mode == MODE_INTER4V) { int vec; - for (vec=0 ; vec<4 ; ++vec) - { - tmp.x = pMB->mvs[vec].x; - tmp.y = pMB->mvs[vec].y; - tmp.x += (tmp.x < 0) ? high*2 : 0; - tmp.y += (tmp.y < 0) ? high*2 : 0; + for (vec = 0; vec < 4; ++vec) { + tmp.x = pMB->mvs[vec].x; + tmp.y = pMB->mvs[vec].y; + tmp.x += (tmp.x < 0) ? high * 2 : 0; + tmp.y += (tmp.y < 0) ? high * 2 : 0; - if (hint->rawhints) - { + if (hint->rawhints) { bhint->mvs[vec].x = tmp.x; bhint->mvs[vec].y = tmp.y; - } - else - { + } else { BitstreamPutBits(&bs, tmp.x, length); BitstreamPutBits(&bs, tmp.y, length); } @@ -1360,19 +794,21 @@ } } - if (!hint->rawhints) - { + if (!hint->rawhints) { BitstreamPad(&bs); hint->hintlength = BitstreamLength(&bs); } } -static int FrameCodeI(Encoder * pEnc, Bitstream * bs, uint32_t *pBits) +static int +FrameCodeI(Encoder * pEnc, + Bitstream * bs, + uint32_t * pBits) { DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE); - DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); + DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); uint16_t x, y; @@ -1382,7 +818,8 @@ pEnc->current->coding_type = I_VOP; BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); - BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current); + + BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); *pBits = BitstreamPos(bs); @@ -1391,19 +828,25 @@ pEnc->sStat.mblks = pEnc->sStat.ublks = 0; for (y = 0; y < pEnc->mbParam.mb_height; y++) - for (x = 0; x < pEnc->mbParam.mb_width; x++) - { - MACROBLOCK *pMB = &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; + for (x = 0; x < pEnc->mbParam.mb_width; x++) { + MACROBLOCK *pMB = + &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; CodeIntraMB(pEnc, pMB); - MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y, dct_codes, qcoeff); + MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y, + dct_codes, qcoeff); start_timer(); MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff); stop_prediction_timer(); start_timer(); + if (pEnc->current->global_flags & XVID_GREYSCALE) + { pMB->cbp &= 0x3C; /* keep only bits 5-2 */ + qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */ + qcoeff[5*64+0]=0; + } MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); stop_coding_timer(); } @@ -1416,39 +859,39 @@ pEnc->sStat.iMvCount = 0; pEnc->mbParam.m_fcode = 2; - if (pEnc->current->global_flags & XVID_HINTEDME_GET) - { + if (pEnc->current->global_flags & XVID_HINTEDME_GET) { HintedMEGet(pEnc, 1); } - return 1; // intra + return 1; /* intra */ } #define INTRA_THRESHOLD 0.5 -static int FrameCodeP(Encoder * pEnc, Bitstream * bs, uint32_t *pBits, bool force_inter, bool vol_header) +static int +FrameCodeP(Encoder * pEnc, + Bitstream * bs, + uint32_t * pBits, + bool force_inter, + bool vol_header) { float fSigma; DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE); - DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); + DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); int iLimit; - uint32_t x, y; + unsigned int x, y; int iSearchRange; int bIntra; - + /* IMAGE *pCurrent = &pEnc->current->image; */ IMAGE *pRef = &pEnc->reference->image; start_timer(); - image_setedges(pRef, - pEnc->mbParam.edged_width, - pEnc->mbParam.edged_height, - pEnc->mbParam.width, - pEnc->mbParam.height, - pEnc->current->global_flags & XVID_INTERLACING); + image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, + pEnc->mbParam.width, pEnc->mbParam.height); stop_edges_timer(); pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type; @@ -1456,47 +899,44 @@ pEnc->current->fcode = pEnc->mbParam.m_fcode; if (!force_inter) - iLimit = (int)(pEnc->mbParam.mb_width * pEnc->mbParam.mb_height * INTRA_THRESHOLD); + iLimit = + (int) (pEnc->mbParam.mb_width * pEnc->mbParam.mb_height * + INTRA_THRESHOLD); else iLimit = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height + 1; if ((pEnc->current->global_flags & XVID_HALFPEL)) { start_timer(); - image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, - pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, - pEnc->current->rounding_type); + image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV, + &pEnc->vInterHV, pEnc->mbParam.edged_width, + pEnc->mbParam.edged_height, + pEnc->current->rounding_type); stop_inter_timer(); } start_timer(); - if (pEnc->current->global_flags & XVID_HINTEDME_SET) - { + if (pEnc->current->global_flags & XVID_HINTEDME_SET) { HintedMESet(pEnc, &bIntra); - } - else - { - bIntra = MotionEstimation( - &pEnc->mbParam, - pEnc->current, - pEnc->reference, - &pEnc->vInterH, - &pEnc->vInterV, - &pEnc->vInterHV, - iLimit); + } else { + + bIntra = + MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, + &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, + iLimit); + } stop_motion_timer(); - if (bIntra == 1) - { + if (bIntra == 1) { return FrameCodeI(pEnc, bs, pBits); } pEnc->current->coding_type = P_VOP; - if(vol_header) + if (vol_header) BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); - BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current); + BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); *pBits = BitstreamPos(bs); @@ -1505,234 +945,115 @@ pEnc->sStat.iMvCount = 0; pEnc->sStat.kblks = pEnc->sStat.mblks = pEnc->sStat.ublks = 0; - for(y = 0; y < pEnc->mbParam.mb_height; y++) - { - for(x = 0; x < pEnc->mbParam.mb_width; x++) - { - MACROBLOCK * pMB = &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; + for (y = 0; y < pEnc->mbParam.mb_height; y++) { + for (x = 0; x < pEnc->mbParam.mb_width; x++) { + MACROBLOCK *pMB = + &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q); - if (!bIntra) - { + if (!bIntra) { start_timer(); - MBMotionCompensation(pMB, - x, y, - &pEnc->reference->image, - &pEnc->vInterH, - &pEnc->vInterV, - &pEnc->vInterHV, - &pEnc->current->image, - dct_codes, - pEnc->mbParam.width, - pEnc->mbParam.height, - pEnc->mbParam.edged_width, - pEnc->current->rounding_type); + MBMotionCompensation(pMB, x, y, &pEnc->reference->image, + &pEnc->vInterH, &pEnc->vInterV, + &pEnc->vInterHV, &pEnc->current->image, + dct_codes, pEnc->mbParam.width, + pEnc->mbParam.height, + pEnc->mbParam.edged_width, + pEnc->current->rounding_type); stop_comp_timer(); if ((pEnc->current->global_flags & XVID_LUMIMASKING)) { - if(pMB->dquant != NO_CHANGE) { + if (pMB->dquant != NO_CHANGE) { pMB->mode = MODE_INTER_Q; pEnc->current->quant += DQtab[pMB->dquant]; - if (pEnc->current->quant > 31) pEnc->current->quant = 31; - else if(pEnc->current->quant < 1) pEnc->current->quant = 1; + if (pEnc->current->quant > 31) + pEnc->current->quant = 31; + else if (pEnc->current->quant < 1) + pEnc->current->quant = 1; } } pMB->quant = pEnc->current->quant; pMB->field_pred = 0; - pMB->cbp = MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, dct_codes, qcoeff); - } - else - { + pMB->cbp = + MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, + dct_codes, qcoeff); + } else { CodeIntraMB(pEnc, pMB); - MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y, dct_codes, qcoeff); - } + MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y, + dct_codes, qcoeff); - start_timer(); - MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff); - stop_prediction_timer(); + start_timer(); + MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff); + stop_prediction_timer(); + } - if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) - { + if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { pEnc->sStat.kblks++; - } - else if (pMB->cbp || - pMB->mvs[0].x || pMB->mvs[0].y || - pMB->mvs[1].x || pMB->mvs[1].y || - pMB->mvs[2].x || pMB->mvs[2].y || - pMB->mvs[3].x || pMB->mvs[3].y) - { + } else if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y || + pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x || + pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) { pEnc->sStat.mblks++; - } - else - { + } else { pEnc->sStat.ublks++; - } + } start_timer(); - MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); + + /* Finished processing the MB, now check if to CODE or SKIP */ + + if (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && + pMB->mvs[0].y == 0) { + + MBSkip(bs); /* without B-frames, no precautions are needed */ + + } + else { + if (pEnc->current->global_flags & XVID_GREYSCALE) { + pMB->cbp &= 0x3C; /* keep only bits 5-2 */ + qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */ + qcoeff[5*64+0]=0; + } + MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); + } + stop_coding_timer(); } } emms(); - if (pEnc->current->global_flags & XVID_HINTEDME_GET) - { + if (pEnc->current->global_flags & XVID_HINTEDME_GET) { HintedMEGet(pEnc, 0); } if (pEnc->sStat.iMvCount == 0) pEnc->sStat.iMvCount = 1; - fSigma = (float)sqrt((float) pEnc->sStat.iMvSum / pEnc->sStat.iMvCount); + fSigma = (float) sqrt((float) pEnc->sStat.iMvSum / pEnc->sStat.iMvCount); iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode); - if ((fSigma > iSearchRange / 3) - && (pEnc->mbParam.m_fcode <= 3)) // maximum search range 128 + if ((fSigma > iSearchRange / 3) + && (pEnc->mbParam.m_fcode <= 3)) /* maximum search range 128 */ { pEnc->mbParam.m_fcode++; iSearchRange *= 2; - } - else if ((fSigma < iSearchRange / 6) - && (pEnc->sStat.fMvPrevSigma >= 0) - && (pEnc->sStat.fMvPrevSigma < iSearchRange / 6) - && (pEnc->mbParam.m_fcode >= 2)) // minimum search range 16 + } else if ((fSigma < iSearchRange / 6) + && (pEnc->sStat.fMvPrevSigma >= 0) + && (pEnc->sStat.fMvPrevSigma < iSearchRange / 6) + && (pEnc->mbParam.m_fcode >= 2)) /* minimum search range 16 */ { pEnc->mbParam.m_fcode--; iSearchRange /= 2; } pEnc->sStat.fMvPrevSigma = fSigma; - - *pBits = BitstreamPos(bs) - *pBits; - - return 0; // inter -} - - -#ifdef BFRAMES -static void FrameCodeB(Encoder * pEnc, FRAMEINFO * frame, Bitstream * bs, uint32_t *pBits) -{ - int16_t dct_codes[6*64]; - int16_t qcoeff[6*64]; - uint32_t x, y; - VECTOR forward; - VECTOR backward; - - IMAGE *f_ref = &pEnc->reference->image; - IMAGE *b_ref = &pEnc->current->image; - - // forward - image_setedges(f_ref, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, pEnc->mbParam.width, pEnc->mbParam.height, frame->global_flags & XVID_INTERLACING); - start_timer(); - image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, - pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, 0); - stop_inter_timer(); - - // backward - image_setedges(b_ref, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, pEnc->mbParam.width, pEnc->mbParam.height, frame->global_flags & XVID_INTERLACING); - start_timer(); - image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, - pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, 0); - stop_inter_timer(); - - start_timer(); - MotionEstimationBVOP(&pEnc->mbParam, frame, - pEnc->reference->mbs, f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, - pEnc->current->mbs, b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV); - - stop_motion_timer(); - - /*if (test_quant_type(&pEnc->mbParam, pEnc->current)) - { - BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type); - }*/ - - frame->coding_type = B_VOP; - BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame); - - *pBits = BitstreamPos(bs); - - pEnc->sStat.iTextBits = 0; - pEnc->sStat.iMvSum = 0; - pEnc->sStat.iMvCount = 0; - pEnc->sStat.kblks = pEnc->sStat.mblks = pEnc->sStat.ublks = 0; - - - for (y = 0; y < pEnc->mbParam.mb_height; y++) - { - // reset prediction - - forward.x = 0; - forward.y = 0; - backward.x = 0; - backward.y = 0; - - for (x = 0; x < pEnc->mbParam.mb_width; x++) - { - MACROBLOCK * f_mb = &pEnc->reference->mbs[x + y * pEnc->mbParam.mb_width]; - MACROBLOCK * b_mb = &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; - MACROBLOCK * mb = &frame->mbs[x + y * pEnc->mbParam.mb_width]; - - // decoder ignores mb when refence block is INTER(0,0), CBP=0 - if (mb->mode == MODE_NOT_CODED) - { - mb->mvs[0].x = 0; - mb->mvs[0].y = 0; - continue; - } - - MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image, - f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, - b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, - dct_codes); - - mb->quant = frame->quant; - mb->cbp = MBTransQuantInter(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff); - //mb->cbp = MBTransQuantBVOP(&pEnc->mbParam, x, y, dct_codes, qcoeff, &frame->image, frame->quant); - - - if ((mb->mode == MODE_INTERPOLATE || mb->mode == MODE_DIRECT) && - mb->cbp == 0 && - mb->mvs[0].x == 0 && - mb->mvs[0].y == 0) - { - mb->mode = 5; // skipped - } - - if (mb->mode == MODE_INTERPOLATE || mb->mode == MODE_FORWARD) - { - mb->pmvs[0].x = mb->mvs[0].x - forward.x; - mb->pmvs[0].y = mb->mvs[0].y - forward.y; - forward.x = mb->mvs[0].x; - forward.y = mb->mvs[0].y; - } - - if (mb->mode == MODE_INTERPOLATE || mb->mode == MODE_BACKWARD) - { - mb->b_pmvs[0].x = mb->b_mvs[0].x - backward.x; - mb->b_pmvs[0].y = mb->b_mvs[0].y - backward.y; - backward.x = mb->b_mvs[0].x; - backward.y = mb->b_mvs[0].y; - } - -// printf("[%i %i] M=%i CBP=%i MVX=%i MVY=%i %i,%i %i,%i\n", x, y, pMB->mode, pMB->cbp, pMB->mvs[0].x, bmb->pmvs[0].x, bmb->pmvs[0].y, forward.x, forward.y); - - start_timer(); - MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs, &pEnc->sStat); - stop_coding_timer(); - } - } - - emms(); + *pBits = BitstreamPos(bs) - *pBits; - // TODO: dynamic fcode/bcode ??? + return 0; /* inter */ - *pBits = BitstreamPos(bs) - *pBits; } -#endif