--- trunk/xvidcore/src/encoder.c 2002/06/22 07:23:10 233 +++ branches/dev-api-3/xvidcore/src/encoder.c 2002/09/26 01:54:54 543 @@ -32,15 +32,18 @@ * * History * - * 20.06.2002 bframe patch + * 10.07.2002 added BFRAMES_DEC_DEBUG support + * MinChen + * 20.06.2002 bframe patch * 08.05.2002 fix some problem in DEBUG mode; * MinChen * 14.04.2002 added FrameCodeB() * - * $Id: encoder.c,v 1.45 2002-06-22 07:23:10 suxen_drol Exp $ + * $Id: encoder.c,v 1.76.2.2 2002-09-26 01:54:54 h Exp $ * ****************************************************************************/ + #include #include #include @@ -51,6 +54,10 @@ #include "global.h" #include "utils/timer.h" #include "image/image.h" +#ifdef BFRAMES +#include "image/font.h" +#include "motion/sad.h" +#endif #include "motion/motion.h" #include "bitstream/cbp.h" #include "utils/mbfunctions.h" @@ -84,12 +91,10 @@ bool force_inter, bool vol_header); -#ifdef BFRAMES static void FrameCodeB(Encoder * pEnc, FRAMEINFO * frame, Bitstream * bs, uint32_t * pBits); -#endif /***************************************************************************** * Local data @@ -201,10 +206,9 @@ /* 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; @@ -263,11 +267,11 @@ #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); @@ -282,7 +286,7 @@ 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) @@ -295,7 +299,7 @@ (&pEnc->f_refhv, 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) @@ -328,11 +332,11 @@ /* B Frames specific init */ -#ifdef BFRAMES - pEnc->packed = pParam->packed; + pEnc->global = pParam->global; pEnc->mbParam.max_bframes = pParam->max_bframes; pEnc->bquant_ratio = pParam->bquant_ratio; + pEnc->frame_drop_ratio = pParam->frame_drop_ratio; pEnc->bframes = NULL; if (pEnc->mbParam.max_bframes > 0) { @@ -375,6 +379,7 @@ pEnc->bframenum_head = 0; pEnc->bframenum_tail = 0; pEnc->flush_bframes = 0; + pEnc->bframenum_dx50bvop = -1; pEnc->queue = NULL; @@ -408,7 +413,9 @@ pEnc->mbParam.m_seconds = 0; pEnc->mbParam.m_ticks = 0; -#endif + pEnc->m_framenum = 0; + pEnc->last_pframe = 0; + pEnc->last_sync = 0; pParam->handle = (void *) pEnc; @@ -427,7 +434,7 @@ /* * We handle all XVID_ERR_MEMORY here, this makes the code lighter */ -#ifdef BFRAMES + xvid_err_memory5: @@ -461,22 +468,18 @@ xvid_free(pEnc->bframes); } -#endif - xvid_err_memory3: #ifdef _DEBUG_PSNR 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); -#endif image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height); @@ -521,14 +524,11 @@ int encoder_destroy(Encoder * pEnc) { -#ifdef BFRAMES int i; -#endif ENC_CHECK(pEnc); /* B Frames specific */ -#ifdef BFRAMES if (pEnc->mbParam.max_bframes > 0) { for (i = 0; i < pEnc->mbParam.max_bframes; i++) { @@ -558,7 +558,6 @@ xvid_free(pEnc->bframes); } -#endif /* All images, reference, current etc ... */ @@ -576,14 +575,14 @@ 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_PSNR image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height); @@ -603,29 +602,30 @@ } -#ifdef BFRAMES -void inc_frame_num(Encoder * pEnc) +static __inline void inc_frame_num(Encoder * pEnc) { - 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 % pEnc->mbParam.fbase; - pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; - } + + pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; + if (pEnc->mbParam.m_ticks < pEnc->last_sync) + pEnc->mbParam.m_seconds = 1; + // more than 1 second since last I or P is not supported. + else + pEnc->mbParam.m_seconds = 0; + } -#endif -#ifdef BFRAMES -void queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame) +static __inline void +queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame) { if (pEnc->queue_size >= pEnc->mbParam.max_bframes) { - DPRINTF("FATAL: QUEUE FULL"); + DPRINTF(DPRINTF_DEBUG,"FATAL: QUEUE FULL"); return; } - DPRINTF("*** QUEUE bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** QUEUE bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); @@ -640,10 +640,9 @@ pEnc->queue_size++; pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes; } -#endif -#ifdef BFRAMES + /***************************************************************************** * IPB frame encoder entry point * @@ -693,7 +692,7 @@ * frame as a pframe */ - DPRINTF("*** BFRAME (final frame) bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** BFRAME (final frame) bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); @@ -712,7 +711,7 @@ } - DPRINTF("*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); @@ -732,13 +731,12 @@ if (pEnc->bframenum_head > 0) { pEnc->bframenum_head = pEnc->bframenum_tail = 0; - if (pEnc->packed) { + if ((pEnc->global & XVID_GLOBAL_PACKED)) { - DPRINTF("*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); - BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); BitstreamPad(&bs); BitstreamPutBits(&bs, 0x7f, 8); @@ -756,7 +754,23 @@ bvop_loop: - if (input_valid) { + if (pEnc->bframenum_dx50bvop != -1) + { + + SWAP(pEnc->current, pEnc->reference); + SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_dx50bvop]); + + if ((pEnc->global & XVID_GLOBAL_DEBUG)) { + image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 IVOP"); + } + + if (input_valid) + { + queue_image(pEnc, pFrame); + input_valid = 0; + } + + } else if (input_valid) { SWAP(pEnc->current, pEnc->reference); @@ -789,14 +803,13 @@ } else if (BitstreamPos(&bs) == 0) { - DPRINTF("*** SKIP bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** SKIP bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); - pFrame->intra = 0; - BitstreamPutBits(&bs, 0x7f, 8); + BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); // write N_VOP BitstreamPad(&bs); pFrame->length = BitstreamLength(&bs); @@ -810,81 +823,80 @@ pEnc->flush_bframes = 0; - /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% - * Well there was a separation here so i put it in ANSI C - * comment style :-) - * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ - -//$$ SWAP(pEnc->current, pEnc->reference); - emms(); - if (pFrame->quant == 0) - pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0); - else - pEnc->current->quant = pFrame->quant; - - if (pEnc->current->quant < 1) - pEnc->current->quant = 1; - - if (pEnc->current->quant > 31) - pEnc->current->quant = 31; + // only inc frame num, adapt quant, etc. if we havent seen it before + if (pEnc->bframenum_dx50bvop < 0 ) + { + if (pFrame->quant == 0) + pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0); + else + pEnc->current->quant = pFrame->quant; + +/* if (pEnc->current->quant < 1) + pEnc->current->quant = 1; + + if (pEnc->current->quant > 31) + pEnc->current->quant = 31; +*/ + pEnc->current->global_flags = pFrame->general; + pEnc->current->motion_flags = pFrame->motion; + + /* ToDo : dynamic fcode (in both directions) */ + pEnc->current->fcode = pEnc->mbParam.m_fcode; + pEnc->current->bcode = pEnc->mbParam.m_fcode; - pEnc->current->global_flags = pFrame->general; - pEnc->current->motion_flags = pFrame->motion; - pEnc->current->seconds = pEnc->mbParam.m_seconds; - pEnc->current->ticks = pEnc->mbParam.m_ticks; - /* ToDo : dynamic fcode (in both directions) */ - pEnc->current->fcode = pEnc->mbParam.m_fcode; - pEnc->current->bcode = pEnc->mbParam.m_fcode; + pEnc->current->seconds = pEnc->mbParam.m_seconds; + pEnc->current->ticks = pEnc->mbParam.m_ticks; -//$$$ 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(); + inc_frame_num(pEnc); #ifdef _DEBUG_PSNR - image_copy(&pEnc->sOriginal, &pEnc->current->image, + image_copy(&pEnc->sOriginal, &pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height); #endif - emms(); + emms(); + + if ((pEnc->global & XVID_GLOBAL_DEBUG)) { + image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5, + "%i if:%i st:%i:%i", pEnc->m_framenum++, pEnc->iFrameNum, pEnc->current->seconds, pEnc->current->ticks); + } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% * Luminance masking * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ - if ((pEnc->current->global_flags & XVID_LUMIMASKING)) { - int *temp_dquants = - (int *) xvid_malloc(pEnc->mbParam.mb_width * + 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->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++) { + 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)]; + 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]; - } + pMB->dquant = iDQtab[temp_dquants[OFFSET(x, y)] + 2]; + } #undef OFFSET + } + xvid_free(temp_dquants); } - xvid_free(temp_dquants); } /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% @@ -892,7 +904,7 @@ * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ - if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || + if (pEnc->iFrameNum == 0 || pFrame->intra == 1 || pEnc->bframenum_dx50bvop >= 0 || (pFrame->intra < 0 && pEnc->iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->iMaxKeyInterval) || image_mad(&pEnc->reference->image, &pEnc->current->image, @@ -902,18 +914,40 @@ * This will be coded as an Intra Frame */ - DPRINTF("*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); + + if ((pEnc->global & XVID_GLOBAL_DEBUG)) { + image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP"); + } - FrameCodeI(pEnc, &bs, &bits); + // when we reach an iframe in DX50BVOP mode, encode the last bframe as a pframe - pFrame->intra = 1; - pEnc->flush_bframes = 1; + if ((pEnc->global & XVID_GLOBAL_DX50BVOP) && pEnc->bframenum_tail > 0) { - inc_frame_num(pEnc); + pEnc->bframenum_tail--; + pEnc->bframenum_dx50bvop = pEnc->bframenum_tail; + + SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_dx50bvop]); + if ((pEnc->global & XVID_GLOBAL_DEBUG)) { + image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP"); + } + FrameCodeP(pEnc, &bs, &bits, 1, 0); - if (pEnc->packed) { + pFrame->intra = 0; + + } else { + + FrameCodeI(pEnc, &bs, &bits); + pFrame->intra = 1; + + pEnc->bframenum_dx50bvop = -1; + } + + pEnc->flush_bframes = 1; + + if ((pEnc->global & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) { BitstreamPad(&bs); input_valid = 0; goto ipvop_loop; @@ -928,17 +962,19 @@ * This will be coded as a Predicted Frame */ - DPRINTF("*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", + DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", pEnc->bframenum_head, pEnc->bframenum_tail, pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); + + if ((pEnc->global & XVID_GLOBAL_DEBUG)) { + image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP"); + } FrameCodeP(pEnc, &bs, &bits, 1, 0); pFrame->intra = 0; pEnc->flush_bframes = 1; - inc_frame_num(pEnc); - - if (pEnc->packed) { + if ((pEnc->global & XVID_GLOBAL_PACKED)) { BitstreamPad(&bs); input_valid = 0; goto ipvop_loop; @@ -949,9 +985,9 @@ * This will be coded as a Bidirectional Frame */ - DPRINTF("*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i", - pEnc->bframenum_head, pEnc->bframenum_tail, - pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); + if ((pEnc->global & XVID_GLOBAL_DEBUG)) { + image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP"); + } if (pFrame->bquant < 1) { pEnc->current->quant = @@ -960,6 +996,18 @@ } else { pEnc->current->quant = pFrame->bquant; } + if (pEnc->current->quant < 1) + pEnc->current->quant = 1; + + if (pEnc->current->quant > 31) + pEnc->current->quant = 31; + + + DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n", + pEnc->bframenum_head, pEnc->bframenum_tail, + pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant); + + /* store frame into bframe buffer & swap ref back to current */ SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); @@ -970,12 +1018,12 @@ pFrame->intra = 0; pFrame->length = 0; - inc_frame_num(pEnc); - input_valid = 0; goto bvop_loop; } + pEnc->iFrameNum++; + BitstreamPad(&bs); pFrame->length = BitstreamLength(&bs); @@ -1011,8 +1059,6 @@ return XVID_ERR_OK; } -#endif - /***************************************************************************** @@ -1050,12 +1096,17 @@ pEnc->current->global_flags = pFrame->general; pEnc->current->motion_flags = pFrame->motion; -#ifdef BFRAMES pEnc->current->seconds = pEnc->mbParam.m_seconds; pEnc->current->ticks = pEnc->mbParam.m_ticks; -#endif pEnc->mbParam.hint = &pFrame->hint; + /* disable alternate scan flag if interlacing is not enabled */ + if ((pEnc->current->global_flags & XVID_ALTERNATESCAN) && + !(pEnc->current->global_flags & XVID_INTERLACING)) + { + pEnc->current->global_flags -= XVID_ALTERNATESCAN; + } + start_timer(); if (image_input (&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height, @@ -1183,12 +1234,8 @@ DEBUG(temp); #endif -#ifdef BFRAMES inc_frame_num(pEnc); -#else pEnc->iFrameNum++; -#endif - stop_global_timer(); write_timer(); @@ -1264,9 +1311,8 @@ &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width]; MVBLOCKHINT *bhint = &hint->mvhint.block[x + y * pEnc->mbParam.mb_width]; - VECTOR pred[4]; + VECTOR pred; VECTOR tmp; - int32_t dummy[4]; int vec; pMB->mode = @@ -1286,14 +1332,13 @@ 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); + 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[0].x; - pMB->pmvs[vec].y = pMB->mvs[0].y - pred[0].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) { @@ -1306,13 +1351,12 @@ 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); + 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[0].x; - pMB->pmvs[vec].y = pMB->mvs[vec].y - pred[0].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 { @@ -1442,12 +1486,11 @@ pEnc->current->coding_type = I_VOP; BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); -#ifdef BFRAMES + #define DIVX501B481P "DivX501b481p" - if (pEnc->packed) { + if ((pEnc->global & XVID_GLOBAL_PACKED)) { BitstreamWriteUserData(bs, DIVX501B481P, strlen(DIVX501B481P)); } -#endif BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); *pBits = BitstreamPos(bs); @@ -1471,6 +1514,11 @@ 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(); } @@ -1483,6 +1531,9 @@ pEnc->sStat.iMvCount = 0; pEnc->mbParam.m_fcode = 2; + pEnc->last_pframe = pEnc->current->ticks; + pEnc->last_sync = pEnc->current->ticks; + if (pEnc->current->global_flags & XVID_HINTEDME_GET) { HintedMEGet(pEnc, 1); } @@ -1492,6 +1543,7 @@ #define INTRA_THRESHOLD 0.5 +#define BFRAME_SKIP_THRESHHOLD 30 static int FrameCodeP(Encoder * pEnc, @@ -1506,17 +1558,16 @@ DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); int iLimit; - uint32_t x, y; + int x, y, k; 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); + pEnc->mbParam.width, pEnc->mbParam.height); stop_edges_timer(); pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type; @@ -1542,17 +1593,20 @@ start_timer(); if (pEnc->current->global_flags & XVID_HINTEDME_SET) { HintedMESet(pEnc, &bIntra); + if (bIntra == 0) MotionEstimationHinted(&pEnc->mbParam, pEnc->current, pEnc->reference, + &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV); + } else { - bIntra = - MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, - &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, - iLimit); + + bIntra = + MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, + &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, + iLimit); + } stop_motion_timer(); - if (bIntra == 1) { - return FrameCodeI(pEnc, bs, pBits); - } + if (bIntra == 1) return FrameCodeI(pEnc, bs, pBits); pEnc->current->coding_type = P_VOP; @@ -1563,10 +1617,8 @@ *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; + pEnc->sStat.iTextBits = pEnc->sStat.iMvSum = pEnc->sStat.iMvCount = + 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++) { @@ -1600,9 +1652,10 @@ pMB->field_pred = 0; - pMB->cbp = - MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, - dct_codes, qcoeff); + if (pMB->mode != MODE_NOT_CODED) + 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, @@ -1619,12 +1672,54 @@ 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->mode == MODE_NOT_CODED) || + (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && + pMB->mvs[0].y == 0 && pMB->dquant == NO_CHANGE)) { + +/* This is a candidate for SKIPping, but check intermediate B-frames first */ + + int bSkip = 1; + pMB->mode = MODE_NOT_CODED; + + for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) + { + int iSAD; + iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, + pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x, + pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD); + if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) + { bSkip = 0; + break; + } + } + if (!bSkip) + { + VECTOR predMV; + predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0); + pMB->pmvs[0].x = -predMV.x; pMB->pmvs[0].y = -predMV.y; + pMB->mode = MODE_INTER; + pMB->cbp = 0; + MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->sStat); + } + else MBSkip(bs); + + } 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(); } } @@ -1658,14 +1753,41 @@ pEnc->sStat.fMvPrevSigma = fSigma; +#ifdef BFRAMES + /* frame drop code */ + // DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->sStat.kblks, pEnc->sStat.mblks, pEnc->sStat.ublks); + if (pEnc->sStat.kblks + pEnc->sStat.mblks < + (pEnc->frame_drop_ratio * pEnc->mbParam.mb_width * pEnc->mbParam.mb_height) / 100) + { + pEnc->sStat.kblks = pEnc->sStat.mblks = 0; + pEnc->sStat.ublks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height; + + BitstreamReset(bs); + BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0); + + // copy reference frame details into the current frame + pEnc->current->quant = pEnc->reference->quant; + pEnc->current->motion_flags = pEnc->reference->motion_flags; + pEnc->current->rounding_type = pEnc->reference->rounding_type; + pEnc->current->fcode = pEnc->reference->fcode; + pEnc->current->bcode = pEnc->reference->bcode; + image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height); + memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * pEnc->mbParam.mb_width * pEnc->mbParam.mb_height); + + } +#endif + *pBits = BitstreamPos(bs) - *pBits; + pEnc->time_pp = ((int32_t)pEnc->mbParam.fbase - (int32_t)pEnc->last_pframe + (int32_t)pEnc->current->ticks) % + (int32_t)pEnc->mbParam.fbase; + pEnc->last_pframe = pEnc->current->ticks; + return 0; // inter } -#ifdef BFRAMES -static void +static __inline void FrameCodeB(Encoder * pEnc, FRAMEINFO * frame, Bitstream * bs, @@ -1674,17 +1796,26 @@ 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; +#ifdef BFRAMES_DEC_DEBUG + FILE *fp; + static char first=0; +#define BFRAME_DEBUG if (!first && fp){ \ + fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \ + } + + if (!first){ + fp=fopen("C:\\XVIDDBGE.TXT","w"); + } +#endif + // forward image_setedges(f_ref, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, pEnc->mbParam.width, - pEnc->mbParam.height, - frame->global_flags & XVID_INTERLACING); + pEnc->mbParam.height); start_timer(); image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, @@ -1694,8 +1825,7 @@ // backward image_setedges(b_ref, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, pEnc->mbParam.width, - pEnc->mbParam.height, - frame->global_flags & XVID_INTERLACING); + pEnc->mbParam.height); start_timer(); image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, @@ -1703,7 +1833,10 @@ stop_inter_timer(); start_timer(); - MotionEstimationBVOP(&pEnc->mbParam, frame, pEnc->reference->mbs, f_ref, + MotionEstimationBVOP(&pEnc->mbParam, frame, + ((int32_t)pEnc->mbParam.fbase + pEnc->last_pframe - frame->ticks) % pEnc->mbParam.fbase, + pEnc->time_pp, + 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); @@ -1728,63 +1861,41 @@ 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]; + MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width]; + int direction = pEnc->global & XVID_ALTERNATESCAN ? 2 : 0; // 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; + //mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; continue; } - MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image, + if (mb->mode != MODE_DIRECT_NONE_MV) { + 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_DIRECT_NO4V) mb->mode = MODE_DIRECT; + mb->quant = frame->quant; + + mb->cbp = + MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, dct_codes, qcoeff); - 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; + if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0) + && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) { + mb->mode = MODE_DIRECT_NONE_MV; // skipped + } } -// 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); +#ifdef BFRAMES_DEC_DEBUG + BFRAME_DEBUG +#endif start_timer(); MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs, - &pEnc->sStat); + &pEnc->sStat, direction); stop_coding_timer(); } } @@ -1794,5 +1905,27 @@ // TODO: dynamic fcode/bcode ??? *pBits = BitstreamPos(bs) - *pBits; -} + +#ifdef BFRAMES_DEC_DEBUG + if (!first){ + first=1; + if (fp) + fclose(fp); + } #endif +} + + +/* in case internal output is needed somewhere... */ +/* { + FILE *filehandle; + filehandle=fopen("last-b.pgm","wb"); + if (filehandle) + { + fprintf(filehandle,"P5\n\n"); // + fprintf(filehandle,"%d %d 255\n",pEnc->mbParam.edged_width,pEnc->mbParam.edged_height); + fwrite(frame->image.y,pEnc->mbParam.edged_width,pEnc->mbParam.edged_height,filehandle); + fclose(filehandle); + } + } +*/