3 |
* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
4 |
* - Encoder main module - |
* - Encoder main module - |
5 |
* |
* |
6 |
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* Copyright(C) 2002 Michael Militzer |
7 |
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* |
8 |
* This program is an implementation of a part of one or more MPEG-4 |
* This program is an implementation of a part of one or more MPEG-4 |
9 |
* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
10 |
* to use this software module in hardware or software products are |
* to use this software module in hardware or software products are |
30 |
* |
* |
31 |
****************************************************************************/ |
****************************************************************************/ |
32 |
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/***************************************************************************** |
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* |
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* History |
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* |
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* 10.07.2002 added BFRAMES_DEC_DEBUG support |
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* MinChen <chenm001@163.com> |
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* 20.06.2002 bframe patch |
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* 08.05.2002 fix some problem in DEBUG mode; |
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* MinChen <chenm001@163.com> |
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* 14.04.2002 added FrameCodeB() |
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* |
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* $Id$ |
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* |
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****************************************************************************/ |
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33 |
#include <stdlib.h> |
#include <stdlib.h> |
34 |
#include <stdio.h> |
#include <stdio.h> |
35 |
#include <math.h> |
#include <math.h> |
40 |
#include "global.h" |
#include "global.h" |
41 |
#include "utils/timer.h" |
#include "utils/timer.h" |
42 |
#include "image/image.h" |
#include "image/image.h" |
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#ifdef BFRAMES |
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#include "image/font.h" |
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#include "motion/sad.h" |
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#endif |
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43 |
#include "motion/motion.h" |
#include "motion/motion.h" |
44 |
#include "bitstream/cbp.h" |
#include "bitstream/cbp.h" |
45 |
#include "utils/mbfunctions.h" |
#include "utils/mbfunctions.h" |
52 |
#include "quant/quant_matrix.h" |
#include "quant/quant_matrix.h" |
53 |
#include "utils/mem_align.h" |
#include "utils/mem_align.h" |
54 |
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55 |
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#ifdef _SMP |
56 |
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#include "motion/smp_motion_est.h" |
57 |
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#endif |
58 |
/***************************************************************************** |
/***************************************************************************** |
59 |
* Local macros |
* Local macros |
60 |
****************************************************************************/ |
****************************************************************************/ |
76 |
bool force_inter, |
bool force_inter, |
77 |
bool vol_header); |
bool vol_header); |
78 |
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static void FrameCodeB(Encoder * pEnc, |
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FRAMEINFO * frame, |
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Bitstream * bs, |
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uint32_t * pBits); |
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79 |
/***************************************************************************** |
/***************************************************************************** |
80 |
* Local data |
* Local data |
81 |
****************************************************************************/ |
****************************************************************************/ |
213 |
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214 |
pEnc->mbParam.m_quant_type = H263_QUANT; |
pEnc->mbParam.m_quant_type = H263_QUANT; |
215 |
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216 |
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#ifdef _SMP |
217 |
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pEnc->mbParam.num_threads = MIN(pParam->num_threads, MAXNUMTHREADS); |
218 |
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#endif |
219 |
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220 |
pEnc->sStat.fMvPrevSigma = -1; |
pEnc->sStat.fMvPrevSigma = -1; |
221 |
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222 |
/* Fill rate control parameters */ |
/* Fill rate control parameters */ |
251 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
252 |
image_null(&pEnc->sOriginal); |
image_null(&pEnc->sOriginal); |
253 |
#endif |
#endif |
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image_null(&pEnc->f_refh); |
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image_null(&pEnc->f_refv); |
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image_null(&pEnc->f_refhv); |
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254 |
image_null(&pEnc->current->image); |
image_null(&pEnc->current->image); |
255 |
image_null(&pEnc->reference->image); |
image_null(&pEnc->reference->image); |
256 |
image_null(&pEnc->vInterH); |
image_null(&pEnc->vInterH); |
265 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
266 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
267 |
#endif |
#endif |
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if (image_create |
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(&pEnc->f_refh, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height) < 0) |
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goto xvid_err_memory3; |
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if (image_create |
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(&pEnc->f_refv, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height) < 0) |
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goto xvid_err_memory3; |
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if (image_create |
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(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height) < 0) |
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goto xvid_err_memory3; |
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268 |
if (image_create |
if (image_create |
269 |
(&pEnc->current->image, pEnc->mbParam.edged_width, |
(&pEnc->current->image, pEnc->mbParam.edged_width, |
270 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
273 |
(&pEnc->reference->image, pEnc->mbParam.edged_width, |
(&pEnc->reference->image, pEnc->mbParam.edged_width, |
274 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
275 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
276 |
if (image_create |
if (image_create |
277 |
(&pEnc->vInterH, pEnc->mbParam.edged_width, |
(&pEnc->vInterH, pEnc->mbParam.edged_width, |
278 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
279 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
280 |
if (image_create |
if (image_create |
281 |
(&pEnc->vInterV, pEnc->mbParam.edged_width, |
(&pEnc->vInterV, pEnc->mbParam.edged_width, |
282 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
283 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
284 |
if (image_create |
if (image_create |
285 |
(&pEnc->vInterVf, pEnc->mbParam.edged_width, |
(&pEnc->vInterVf, pEnc->mbParam.edged_width, |
286 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
287 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
288 |
if (image_create |
if (image_create |
289 |
(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
290 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
291 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
292 |
if (image_create |
if (image_create |
293 |
(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
294 |
pEnc->mbParam.edged_height) < 0) |
pEnc->mbParam.edged_height) < 0) |
295 |
goto xvid_err_memory3; |
goto xvid_err_memory3; |
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/* B Frames specific init */ |
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pEnc->global = pParam->global; |
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pEnc->mbParam.max_bframes = pParam->max_bframes; |
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pEnc->bquant_ratio = pParam->bquant_ratio; |
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pEnc->frame_drop_ratio = pParam->frame_drop_ratio; |
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pEnc->bframes = NULL; |
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if (pEnc->mbParam.max_bframes > 0) { |
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int n; |
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pEnc->bframes = |
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xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *), |
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CACHE_LINE); |
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if (pEnc->bframes == NULL) |
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goto xvid_err_memory3; |
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for (n = 0; n < pEnc->mbParam.max_bframes; n++) |
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pEnc->bframes[n] = NULL; |
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for (n = 0; n < pEnc->mbParam.max_bframes; n++) { |
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pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE); |
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if (pEnc->bframes[n] == NULL) |
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goto xvid_err_memory4; |
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pEnc->bframes[n]->mbs = |
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xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width * |
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pEnc->mbParam.mb_height, CACHE_LINE); |
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if (pEnc->bframes[n]->mbs == NULL) |
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goto xvid_err_memory4; |
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image_null(&pEnc->bframes[n]->image); |
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if (image_create |
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(&pEnc->bframes[n]->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height) < 0) |
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goto xvid_err_memory4; |
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} |
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} |
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pEnc->bframenum_head = 0; |
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pEnc->bframenum_tail = 0; |
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pEnc->flush_bframes = 0; |
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pEnc->bframenum_dx50bvop = -1; |
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pEnc->queue = NULL; |
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if (pEnc->mbParam.max_bframes > 0) { |
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int n; |
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pEnc->queue = |
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xvid_malloc(pEnc->mbParam.max_bframes * sizeof(IMAGE), |
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CACHE_LINE); |
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if (pEnc->queue == NULL) |
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goto xvid_err_memory4; |
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for (n = 0; n < pEnc->mbParam.max_bframes; n++) |
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image_null(&pEnc->queue[n]); |
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for (n = 0; n < pEnc->mbParam.max_bframes; n++) { |
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if (image_create |
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(&pEnc->queue[n], pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height) < 0) |
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goto xvid_err_memory5; |
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} |
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} |
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pEnc->queue_head = 0; |
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pEnc->queue_tail = 0; |
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pEnc->queue_size = 0; |
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pEnc->mbParam.m_stamp = 0; |
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pEnc->m_framenum = 0; |
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pEnc->current->stamp = 0; |
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pEnc->reference->stamp = 0; |
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pParam->handle = (void *) pEnc; |
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if (pParam->rc_bitrate) { |
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RateControlInit(&pEnc->rate_control, pParam->rc_bitrate, |
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pParam->rc_reaction_delay_factor, |
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pParam->rc_averaging_period, pParam->rc_buffer, |
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pParam->fbase * 1000 / pParam->fincr, |
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pParam->max_quantizer, pParam->min_quantizer); |
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} |
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init_timer(); |
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return XVID_ERR_OK; |
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/* |
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* We handle all XVID_ERR_MEMORY here, this makes the code lighter |
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*/ |
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xvid_err_memory5: |
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if (pEnc->mbParam.max_bframes > 0) { |
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for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
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image_destroy(&pEnc->queue[i], pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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} |
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xvid_free(pEnc->queue); |
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} |
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xvid_err_memory4: |
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if (pEnc->mbParam.max_bframes > 0) { |
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for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
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if (pEnc->bframes[i] == NULL) |
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continue; |
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image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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xvid_free(pEnc->bframes[i]->mbs); |
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xvid_free(pEnc->bframes[i]); |
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} |
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xvid_free(pEnc->bframes); |
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} |
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xvid_err_memory3: |
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#ifdef _DEBUG_PSNR |
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image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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#endif |
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image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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xvid_err_memory2: |
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xvid_free(pEnc->current->mbs); |
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xvid_free(pEnc->reference->mbs); |
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xvid_err_memory1: |
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xvid_free(pEnc->current); |
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xvid_free(pEnc->reference); |
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xvid_free(pEnc); |
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pParam->handle = NULL; |
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return XVID_ERR_MEMORY; |
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} |
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/***************************************************************************** |
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* Encoder destruction |
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* |
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* This function destroy the entire encoder structure created by a previous |
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* successful encoder_create call. |
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* |
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* Returned values (for now only one returned value) : |
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* - XVID_ERR_OK - no errors |
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* |
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****************************************************************************/ |
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int |
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encoder_destroy(Encoder * pEnc) |
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{ |
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int i; |
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ENC_CHECK(pEnc); |
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/* B Frames specific */ |
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if (pEnc->mbParam.max_bframes > 0) { |
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for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
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image_destroy(&pEnc->queue[i], pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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} |
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xvid_free(pEnc->queue); |
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} |
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if (pEnc->mbParam.max_bframes > 0) { |
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for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
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if (pEnc->bframes[i] == NULL) |
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continue; |
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image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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xvid_free(pEnc->bframes[i]->mbs); |
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xvid_free(pEnc->bframes[i]); |
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} |
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xvid_free(pEnc->bframes); |
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} |
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/* All images, reference, current etc ... */ |
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image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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#ifdef _DEBUG_PSNR |
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image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
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pEnc->mbParam.edged_height); |
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#endif |
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/* Encoder structure */ |
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xvid_free(pEnc->current->mbs); |
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xvid_free(pEnc->current); |
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xvid_free(pEnc->reference->mbs); |
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xvid_free(pEnc->reference); |
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xvid_free(pEnc); |
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return XVID_ERR_OK; |
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} |
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static __inline void inc_frame_num(Encoder * pEnc) |
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{ |
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pEnc->current->stamp = pEnc->mbParam.m_stamp; // first frame is zero |
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pEnc->mbParam.m_stamp += pEnc->mbParam.fincr; |
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} |
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static __inline void |
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queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame) |
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{ |
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if (pEnc->queue_size >= pEnc->mbParam.max_bframes) |
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{ |
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DPRINTF(DPRINTF_DEBUG,"FATAL: QUEUE FULL"); |
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return; |
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} |
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DPRINTF(DPRINTF_DEBUG,"*** QUEUE bf: head=%i tail=%i queue: head=%i tail=%i size=%i", |
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pEnc->bframenum_head, pEnc->bframenum_tail, |
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pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
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start_timer(); |
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if (image_input |
|
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(&pEnc->queue[pEnc->queue_tail], pEnc->mbParam.width, pEnc->mbParam.height, |
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pEnc->mbParam.edged_width, pFrame->image, pFrame->colorspace)) |
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return; |
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stop_conv_timer(); |
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pEnc->queue_size++; |
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|
pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes; |
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|
} |
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static __inline void |
|
|
set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base) |
|
|
{ |
|
|
|
|
|
pCur->ticks = (int32_t)pCur->stamp % time_base; |
|
|
pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ; |
|
|
|
|
|
//HEAVY DEBUG OUTPUT remove when timecodes prove to be stable |
|
|
|
|
|
/* fprintf(stderr,"WriteVop: %d - %d \n", |
|
|
((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base)); |
|
|
fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n", |
|
|
pCur->coding_type, pCur->stamp, pRef->stamp, time_base); |
|
|
fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n", |
|
|
pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks); |
|
|
|
|
|
*/ |
|
|
} |
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
|
/***************************************************************************** |
|
|
* IPB frame encoder entry point |
|
|
* |
|
|
* Returned values : |
|
|
* - XVID_ERR_OK - no errors |
|
|
* - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong |
|
|
* format |
|
|
****************************************************************************/ |
|
|
|
|
|
int |
|
|
encoder_encode_bframes(Encoder * pEnc, |
|
|
XVID_ENC_FRAME * pFrame, |
|
|
XVID_ENC_STATS * pResult) |
|
|
{ |
|
|
uint16_t x, y; |
|
|
Bitstream bs; |
|
|
uint32_t bits, mode; |
|
|
|
|
|
int input_valid = 1; |
|
|
|
|
|
#ifdef _DEBUG_PSNR |
|
|
float psnr; |
|
|
char temp[128]; |
|
|
#endif |
|
|
|
|
|
ENC_CHECK(pEnc); |
|
|
ENC_CHECK(pFrame); |
|
|
ENC_CHECK(pFrame->image); |
|
|
|
|
|
start_global_timer(); |
|
|
|
|
|
BitstreamInit(&bs, pFrame->bitstream, 0); |
|
|
|
|
|
ipvop_loop: |
|
|
|
|
|
/* |
|
|
* 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 |
|
|
*/ |
|
|
|
|
|
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); |
|
|
|
|
|
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->intra = 0; |
|
|
|
|
|
return XVID_ERR_OK; |
|
|
} |
|
|
|
|
|
|
|
|
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); |
|
|
|
|
|
FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs, &bits); |
|
|
pEnc->bframenum_head++; |
|
|
|
|
|
BitstreamPad(&bs); |
|
|
pFrame->length = BitstreamLength(&bs); |
|
|
pFrame->intra = 0; |
|
|
|
|
|
if (input_valid) |
|
|
queue_image(pEnc, pFrame); |
|
|
|
|
|
return XVID_ERR_OK; |
|
|
} |
|
|
|
|
|
if (pEnc->bframenum_head > 0) { |
|
|
pEnc->bframenum_head = pEnc->bframenum_tail = 0; |
|
|
|
|
|
/* write an empty marker to the bitstream. |
|
|
|
|
|
for divx5 decoder compatibility, this marker must consist |
|
|
of a not-coded p-vop, with a time_base of zero, and time_increment |
|
|
indentical to the future-referece frame. |
|
|
*/ |
|
|
|
|
|
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
|
|
int tmp; |
|
|
|
|
|
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); |
|
|
|
|
|
BitstreamPad(&bs); |
|
|
|
|
|
tmp = pEnc->current->seconds; |
|
|
pEnc->current->seconds = 0; /* force time_base = 0 */ |
|
|
BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); |
|
|
pEnc->current->seconds = tmp; |
|
|
|
|
|
pFrame->length = BitstreamLength(&bs); |
|
|
pFrame->intra = 0; |
|
|
|
|
|
if (input_valid) |
|
|
queue_image(pEnc, pFrame); |
|
|
|
|
|
return XVID_ERR_OK; |
|
|
} |
|
|
} |
|
|
|
|
|
|
|
|
bvop_loop: |
|
|
|
|
|
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); |
|
|
|
|
|
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(); |
|
|
|
|
|
// queue input frame, and dequue next image |
|
|
if (pEnc->queue_size > 0) |
|
|
{ |
|
|
image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_tail]); |
|
|
if (pEnc->queue_head != pEnc->queue_tail) |
|
|
{ |
|
|
image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head]); |
|
|
} |
|
|
pEnc->queue_head = (pEnc->queue_head + 1) % pEnc->mbParam.max_bframes; |
|
|
pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes; |
|
|
} |
|
|
|
|
|
} else if (pEnc->queue_size > 0) { |
|
|
|
|
|
SWAP(pEnc->current, pEnc->reference); |
|
|
|
|
|
image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head]); |
|
|
pEnc->queue_head = (pEnc->queue_head + 1) % pEnc->mbParam.max_bframes; |
|
|
pEnc->queue_size--; |
|
|
|
|
|
} else { |
|
|
|
|
|
/* if nothing was encoded, write an 'ignore this frame' flag |
|
|
to the bitstream */ |
|
|
|
|
|
if (BitstreamPos(&bs) == 0) { |
|
|
|
|
|
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); |
|
|
|
|
|
BitstreamPutBits(&bs, 0x7f, 8); |
|
|
pFrame->intra = 0; |
|
|
} |
|
|
|
|
|
pFrame->length = BitstreamLength(&bs); |
|
|
return XVID_ERR_OK; |
|
|
} |
|
|
|
|
|
pEnc->flush_bframes = 0; |
|
|
|
|
|
emms(); |
|
|
|
|
|
// 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; |
|
|
|
|
|
inc_frame_num(pEnc); |
|
|
|
|
|
#ifdef _DEBUG_PSNR |
|
|
image_copy(&pEnc->sOriginal, &pEnc->current->image, |
|
|
pEnc->mbParam.edged_width, pEnc->mbParam.height); |
|
|
#endif |
|
|
|
|
|
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", pEnc->m_framenum++, pEnc->iFrameNum, pEnc->current->stamp); |
|
|
} |
|
|
|
|
|
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
|
|
* 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 || pEnc->bframenum_dx50bvop >= 0 || |
|
|
(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) {*/ |
|
|
2 == (mode = MEanalysis(&pEnc->reference->image, &pEnc->current->image, |
|
|
&pEnc->mbParam, pEnc->current->mbs, pEnc->current->fcode))) { |
|
|
|
|
|
/* |
|
|
* This will be coded as an Intra Frame |
|
|
*/ |
|
|
|
|
|
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"); |
|
|
} |
|
|
|
|
|
// when we reach an iframe in DX50BVOP mode, encode the last bframe as a pframe |
|
|
|
|
|
if ((pEnc->global & XVID_GLOBAL_DX50BVOP) && pEnc->bframenum_tail > 0) { |
|
|
|
|
|
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); |
|
|
|
|
|
pFrame->intra = 0; |
|
|
|
|
|
} else { |
|
|
|
|
|
FrameCodeI(pEnc, &bs, &bits); |
|
|
pFrame->intra = 1; |
|
|
|
|
|
pEnc->bframenum_dx50bvop = -1; |
|
|
} |
|
296 |
|
|
297 |
pEnc->flush_bframes = 1; |
pParam->handle = (void *) pEnc; |
298 |
|
|
299 |
if ((pEnc->global & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) { |
if (pParam->rc_bitrate) { |
300 |
BitstreamPadAlways(&bs); |
RateControlInit(&pEnc->rate_control, pParam->rc_bitrate, |
301 |
input_valid = 0; |
pParam->rc_reaction_delay_factor, |
302 |
goto ipvop_loop; |
pParam->rc_averaging_period, pParam->rc_buffer, |
303 |
|
pParam->fbase * 1000 / pParam->fincr, |
304 |
|
pParam->max_quantizer, pParam->min_quantizer); |
305 |
} |
} |
306 |
|
|
307 |
/* |
init_timer(); |
|
* NB : sequences like "IIBB" decode fine with msfdam but, |
|
|
* go screwy with divx 5.00 |
|
|
*/ |
|
|
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes || mode != 0) { |
|
|
/* |
|
|
* This will be coded as a Predicted Frame |
|
|
*/ |
|
308 |
|
|
309 |
DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", |
return XVID_ERR_OK; |
|
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; |
|
|
|
|
|
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
|
|
BitstreamPadAlways(&bs); |
|
|
input_valid = 0; |
|
|
goto ipvop_loop; |
|
|
} |
|
310 |
|
|
|
} else { |
|
311 |
/* |
/* |
312 |
* This will be coded as a Bidirectional Frame |
* We handle all XVID_ERR_MEMORY here, this makes the code lighter |
313 |
*/ |
*/ |
314 |
|
|
315 |
if ((pEnc->global & XVID_GLOBAL_DEBUG)) { |
xvid_err_memory3: |
316 |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP"); |
#ifdef _DEBUG_PSNR |
317 |
} |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
318 |
|
pEnc->mbParam.edged_height); |
319 |
if (pFrame->bquant < 1) { |
#endif |
|
pEnc->current->quant = |
|
|
((pEnc->reference->quant + |
|
|
pEnc->current->quant) * pEnc->bquant_ratio) / 200; |
|
|
} 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); |
|
|
|
|
320 |
|
|
321 |
|
image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
322 |
|
pEnc->mbParam.edged_height); |
323 |
|
image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, |
324 |
|
pEnc->mbParam.edged_height); |
325 |
|
image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, |
326 |
|
pEnc->mbParam.edged_height); |
327 |
|
image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, |
328 |
|
pEnc->mbParam.edged_height); |
329 |
|
image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width, |
330 |
|
pEnc->mbParam.edged_height); |
331 |
|
image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
332 |
|
pEnc->mbParam.edged_height); |
333 |
|
image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
334 |
|
pEnc->mbParam.edged_height); |
335 |
|
|
336 |
/* store frame into bframe buffer & swap ref back to current */ |
xvid_err_memory2: |
337 |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
xvid_free(pEnc->current->mbs); |
338 |
SWAP(pEnc->current, pEnc->reference); |
xvid_free(pEnc->reference->mbs); |
339 |
|
|
340 |
pEnc->bframenum_tail++; |
xvid_err_memory1: |
341 |
|
xvid_free(pEnc->current); |
342 |
|
xvid_free(pEnc->reference); |
343 |
|
xvid_free(pEnc); |
344 |
|
|
345 |
pFrame->intra = 0; |
pParam->handle = NULL; |
|
pFrame->length = 0; |
|
346 |
|
|
347 |
input_valid = 0; |
return XVID_ERR_MEMORY; |
|
goto bvop_loop; |
|
348 |
} |
} |
349 |
|
|
350 |
pEnc->iFrameNum++; |
/***************************************************************************** |
351 |
|
* Encoder destruction |
352 |
|
* |
353 |
|
* This function destroy the entire encoder structure created by a previous |
354 |
|
* successful encoder_create call. |
355 |
|
* |
356 |
|
* Returned values (for now only one returned value) : |
357 |
|
* - XVID_ERR_OK - no errors |
358 |
|
* |
359 |
|
****************************************************************************/ |
360 |
|
|
361 |
BitstreamPad(&bs); |
int |
362 |
pFrame->length = BitstreamLength(&bs); |
encoder_destroy(Encoder * pEnc) |
363 |
|
{ |
364 |
|
|
365 |
if (pResult) { |
ENC_CHECK(pEnc); |
|
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; |
|
|
} |
|
366 |
|
|
367 |
emms(); |
/* All images, reference, current etc ... */ |
368 |
|
image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
369 |
|
pEnc->mbParam.edged_height); |
370 |
|
image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, |
371 |
|
pEnc->mbParam.edged_height); |
372 |
|
image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, |
373 |
|
pEnc->mbParam.edged_height); |
374 |
|
image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, |
375 |
|
pEnc->mbParam.edged_height); |
376 |
|
image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width, |
377 |
|
pEnc->mbParam.edged_height); |
378 |
|
image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
379 |
|
pEnc->mbParam.edged_height); |
380 |
|
image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width, |
381 |
|
pEnc->mbParam.edged_height); |
382 |
|
|
383 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
384 |
psnr = |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
385 |
image_psnr(&pEnc->sOriginal, &pEnc->current->image, |
pEnc->mbParam.edged_height); |
|
pEnc->mbParam.edged_width, pEnc->mbParam.width, |
|
|
pEnc->mbParam.height); |
|
|
|
|
|
snprintf(temp, 127, "PSNR: %f\n", psnr); |
|
|
DEBUG(temp); |
|
386 |
#endif |
#endif |
387 |
|
|
388 |
if (pFrame->quant == 0) { |
/* Encoder structure */ |
389 |
RateControlUpdate(&pEnc->rate_control, pEnc->current->quant, |
xvid_free(pEnc->current->mbs); |
390 |
pFrame->length, pFrame->intra); |
xvid_free(pEnc->current); |
|
} |
|
391 |
|
|
392 |
stop_global_timer(); |
xvid_free(pEnc->reference->mbs); |
393 |
write_timer(); |
xvid_free(pEnc->reference); |
394 |
|
|
395 |
|
xvid_free(pEnc); |
396 |
|
|
397 |
return XVID_ERR_OK; |
return XVID_ERR_OK; |
398 |
} |
} |
399 |
|
|
400 |
|
|
401 |
|
void inc_frame_num(Encoder * pEnc) |
402 |
|
{ |
403 |
|
pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; |
404 |
|
pEnc->mbParam.m_seconds = pEnc->mbParam.m_ticks / pEnc->mbParam.fbase; |
405 |
|
pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; |
406 |
|
} |
407 |
|
|
408 |
/***************************************************************************** |
/***************************************************************************** |
409 |
* "original" IP frame encoder entry point |
* "original" IP frame encoder entry point |
440 |
|
|
441 |
pEnc->current->global_flags = pFrame->general; |
pEnc->current->global_flags = pFrame->general; |
442 |
pEnc->current->motion_flags = pFrame->motion; |
pEnc->current->motion_flags = pFrame->motion; |
443 |
|
pEnc->current->seconds = pEnc->mbParam.m_seconds; |
444 |
|
pEnc->current->ticks = pEnc->mbParam.m_ticks; |
445 |
pEnc->mbParam.hint = &pFrame->hint; |
pEnc->mbParam.hint = &pFrame->hint; |
446 |
|
|
|
inc_frame_num(pEnc); |
|
|
|
|
|
/* 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; |
|
|
} |
|
|
|
|
447 |
start_timer(); |
start_timer(); |
448 |
if (image_input |
if (image_input |
449 |
(&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height, |
(&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height, |
466 |
pEnc->current->quant = pFrame->quant; |
pEnc->current->quant = pFrame->quant; |
467 |
} |
} |
468 |
|
|
|
if ((pEnc->current->global_flags & XVID_QUARTERPEL)) |
|
|
pEnc->mbParam.m_quarterpel = 1; |
|
|
else |
|
|
pEnc->mbParam.m_quarterpel = 0; |
|
|
|
|
469 |
if ((pEnc->current->global_flags & XVID_LUMIMASKING)) { |
if ((pEnc->current->global_flags & XVID_LUMIMASKING)) { |
470 |
int *temp_dquants = |
int *temp_dquants = |
471 |
(int *) xvid_malloc(pEnc->mbParam.mb_width * |
(int *) xvid_malloc(pEnc->mbParam.mb_width * |
571 |
DEBUG(temp); |
DEBUG(temp); |
572 |
#endif |
#endif |
573 |
|
|
574 |
|
inc_frame_num(pEnc); |
575 |
pEnc->iFrameNum++; |
pEnc->iFrameNum++; |
576 |
|
|
577 |
stop_global_timer(); |
stop_global_timer(); |
824 |
|
|
825 |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
826 |
|
|
|
#define DIVX501B481P "DivX501b481p" |
|
|
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
|
|
BitstreamWriteUserData(bs, DIVX501B481P, strlen(DIVX501B481P)); |
|
|
} |
|
|
|
|
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
|
827 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
828 |
|
|
829 |
*pBits = BitstreamPos(bs); |
*pBits = BitstreamPos(bs); |
873 |
|
|
874 |
|
|
875 |
#define INTRA_THRESHOLD 0.5 |
#define INTRA_THRESHOLD 0.5 |
|
#define BFRAME_SKIP_THRESHHOLD 30 |
|
876 |
|
|
877 |
static int |
static int |
878 |
FrameCodeP(Encoder * pEnc, |
FrameCodeP(Encoder * pEnc, |
889 |
int iLimit; |
int iLimit; |
890 |
int x, y, k; |
int x, y, k; |
891 |
int iSearchRange; |
int iSearchRange; |
892 |
int bIntra, skip_possible; |
int bIntra; |
893 |
|
|
894 |
/* IMAGE *pCurrent = &pEnc->current->image; */ |
/* IMAGE *pCurrent = &pEnc->current->image; */ |
895 |
IMAGE *pRef = &pEnc->reference->image; |
IMAGE *pRef = &pEnc->reference->image; |
896 |
|
|
897 |
start_timer(); |
start_timer(); |
898 |
image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
899 |
pEnc->mbParam.width, pEnc->mbParam.height); |
pEnc->mbParam.width, pEnc->mbParam.height, |
900 |
|
pEnc->current->global_flags & XVID_INTERLACING); |
901 |
stop_edges_timer(); |
stop_edges_timer(); |
902 |
|
|
903 |
pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type; |
pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type; |
916 |
image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV, |
image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV, |
917 |
&pEnc->vInterHV, pEnc->mbParam.edged_width, |
&pEnc->vInterHV, pEnc->mbParam.edged_width, |
918 |
pEnc->mbParam.edged_height, |
pEnc->mbParam.edged_height, |
|
pEnc->mbParam.m_quarterpel, |
|
919 |
pEnc->current->rounding_type); |
pEnc->current->rounding_type); |
920 |
stop_inter_timer(); |
stop_inter_timer(); |
921 |
} |
} |
923 |
start_timer(); |
start_timer(); |
924 |
if (pEnc->current->global_flags & XVID_HINTEDME_SET) { |
if (pEnc->current->global_flags & XVID_HINTEDME_SET) { |
925 |
HintedMESet(pEnc, &bIntra); |
HintedMESet(pEnc, &bIntra); |
|
if (bIntra == 0) { |
|
|
pEnc->current->fcode = FindFcode(&pEnc->mbParam, pEnc->current); |
|
|
MotionEstimationHinted(&pEnc->mbParam, pEnc->current, pEnc->reference, |
|
|
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV); |
|
|
} |
|
|
|
|
926 |
} else { |
} else { |
927 |
|
|
928 |
|
#ifdef _SMP |
929 |
|
if (pEnc->mbParam.num_threads > 1) |
930 |
|
bIntra = |
931 |
|
SMP_MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
932 |
|
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
933 |
|
iLimit); |
934 |
|
else |
935 |
|
#endif |
936 |
bIntra = |
bIntra = |
937 |
MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
938 |
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
941 |
} |
} |
942 |
stop_motion_timer(); |
stop_motion_timer(); |
943 |
|
|
944 |
if (bIntra == 1) return FrameCodeI(pEnc, bs, pBits); |
if (bIntra == 1) { |
945 |
|
return FrameCodeI(pEnc, bs, pBits); |
946 |
|
} |
947 |
|
|
948 |
pEnc->current->coding_type = P_VOP; |
pEnc->current->coding_type = P_VOP; |
949 |
|
|
950 |
if (vol_header) |
if (vol_header) |
951 |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
952 |
|
|
|
|
|
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
|
953 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
954 |
|
|
955 |
*pBits = BitstreamPos(bs); |
*pBits = BitstreamPos(bs); |
956 |
|
|
957 |
pEnc->sStat.iTextBits = pEnc->sStat.iMvSum = pEnc->sStat.iMvCount = |
pEnc->sStat.iTextBits = 0; |
958 |
|
pEnc->sStat.iMvSum = 0; |
959 |
|
pEnc->sStat.iMvCount = 0; |
960 |
pEnc->sStat.kblks = pEnc->sStat.mblks = pEnc->sStat.ublks = 0; |
pEnc->sStat.kblks = pEnc->sStat.mblks = pEnc->sStat.ublks = 0; |
961 |
|
|
962 |
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
974 |
dct_codes, pEnc->mbParam.width, |
dct_codes, pEnc->mbParam.width, |
975 |
pEnc->mbParam.height, |
pEnc->mbParam.height, |
976 |
pEnc->mbParam.edged_width, |
pEnc->mbParam.edged_width, |
|
pEnc->mbParam.m_quarterpel, |
|
977 |
pEnc->current->rounding_type); |
pEnc->current->rounding_type); |
978 |
stop_comp_timer(); |
stop_comp_timer(); |
979 |
|
|
991 |
|
|
992 |
pMB->field_pred = 0; |
pMB->field_pred = 0; |
993 |
|
|
|
if (pMB->mode != MODE_NOT_CODED) |
|
994 |
pMB->cbp = |
pMB->cbp = |
995 |
MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, |
MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y, |
996 |
dct_codes, qcoeff); |
dct_codes, qcoeff); |
1018 |
|
|
1019 |
/* Finished processing the MB, now check if to CODE or SKIP */ |
/* Finished processing the MB, now check if to CODE or SKIP */ |
1020 |
|
|
1021 |
skip_possible = (pMB->cbp == 0) & (pMB->mode == MODE_INTER) & |
if (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && |
1022 |
(pMB->dquant == NO_CHANGE); |
pMB->mvs[0].y == 0) { |
1023 |
|
|
1024 |
if(pEnc->mbParam.m_quarterpel) |
MBSkip(bs); /* without B-frames, no precautions are needed */ |
|
skip_possible &= (pMB->qmvs[0].x == 0) & (pMB->qmvs[0].y == 0); |
|
|
else |
|
|
skip_possible &= (pMB->mvs[0].x == 0) & (pMB->mvs[0].y == 0); |
|
|
|
|
|
if ((pMB->mode == MODE_NOT_CODED) || (skip_possible)) { |
|
|
/* This is a candidate for SKIPping, but check intermediate B-frames first */ |
|
1025 |
|
|
|
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; |
|
1026 |
} |
} |
1027 |
} |
else { |
1028 |
if (!bSkip) |
if (pEnc->current->global_flags & XVID_GREYSCALE) { |
1029 |
{ |
pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
|
VECTOR predMV; |
|
|
if(pEnc->mbParam.m_quarterpel) |
|
|
predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0); |
|
|
else |
|
|
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 */ |
|
1030 |
qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */ |
qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */ |
1031 |
qcoeff[5*64+0]=0; |
qcoeff[5*64+0]=0; |
1032 |
} |
} |
1051 |
iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode); |
iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode); |
1052 |
|
|
1053 |
if ((fSigma > iSearchRange / 3) |
if ((fSigma > iSearchRange / 3) |
1054 |
&& (pEnc->mbParam.m_fcode <= (3 + pEnc->mbParam.m_quarterpel))) // maximum search range 128 |
&& (pEnc->mbParam.m_fcode <= 3)) // maximum search range 128 |
1055 |
{ |
{ |
1056 |
pEnc->mbParam.m_fcode++; |
pEnc->mbParam.m_fcode++; |
1057 |
iSearchRange *= 2; |
iSearchRange *= 2; |
1058 |
} else if ((fSigma < iSearchRange / 6) |
} else if ((fSigma < iSearchRange / 6) |
1059 |
&& (pEnc->sStat.fMvPrevSigma >= 0) |
&& (pEnc->sStat.fMvPrevSigma >= 0) |
1060 |
&& (pEnc->sStat.fMvPrevSigma < iSearchRange / 6) |
&& (pEnc->sStat.fMvPrevSigma < iSearchRange / 6) |
1061 |
&& (pEnc->mbParam.m_fcode >= (2 + pEnc->mbParam.m_quarterpel))) // minimum search range 16 |
&& (pEnc->mbParam.m_fcode >= 2)) // minimum search range 16 |
1062 |
{ |
{ |
1063 |
pEnc->mbParam.m_fcode--; |
pEnc->mbParam.m_fcode--; |
1064 |
iSearchRange /= 2; |
iSearchRange /= 2; |
1066 |
|
|
1067 |
pEnc->sStat.fMvPrevSigma = fSigma; |
pEnc->sStat.fMvPrevSigma = fSigma; |
1068 |
|
|
|
#ifdef FRAMEDROP |
|
|
/* 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); |
|
|
|
|
|
set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase); |
|
|
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 |
|
|
|
|
1069 |
*pBits = BitstreamPos(bs) - *pBits; |
*pBits = BitstreamPos(bs) - *pBits; |
1070 |
|
|
1071 |
return 0; // inter |
return 0; // inter |
|
} |
|
|
|
|
|
|
|
|
static __inline 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; |
|
|
|
|
|
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); |
|
|
start_timer(); |
|
|
image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv, |
|
|
pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
|
|
pEnc->mbParam.m_quarterpel, 0); |
|
|
stop_inter_timer(); |
|
|
|
|
|
// backward |
|
|
image_setedges(b_ref, pEnc->mbParam.edged_width, |
|
|
pEnc->mbParam.edged_height, pEnc->mbParam.width, |
|
|
pEnc->mbParam.height); |
|
|
start_timer(); |
|
|
image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
|
|
pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
|
|
pEnc->mbParam.m_quarterpel, 0); |
|
|
stop_inter_timer(); |
|
|
|
|
|
start_timer(); |
|
|
|
|
|
MotionEstimationBVOP(&pEnc->mbParam, frame, |
|
|
((int32_t)(pEnc->current->stamp - frame->stamp)), // time_bp |
|
|
((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), // 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); |
|
|
|
|
|
|
|
|
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; |
|
|
|
|
|
set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase); |
|
|
BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1); |
|
|
|
|
|
*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; |
|
1072 |
|
|
|
|
|
|
for (y = 0; y < pEnc->mbParam.mb_height; y++) { |
|
|
for (x = 0; x < pEnc->mbParam.mb_width; x++) { |
|
|
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 = mb->mvs[0].y = mb->cbp = 0; |
|
|
continue; |
|
|
} |
|
|
|
|
|
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); |
|
|
|
|
|
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_DIRECT) && (mb->cbp == 0) |
|
|
&& (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) { |
|
|
mb->mode = MODE_DIRECT_NONE_MV; // skipped |
|
|
} |
|
|
} |
|
|
|
|
|
#ifdef BFRAMES_DEC_DEBUG |
|
|
BFRAME_DEBUG |
|
|
#endif |
|
|
start_timer(); |
|
|
MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs, |
|
|
&pEnc->sStat, direction); |
|
|
stop_coding_timer(); |
|
1073 |
} |
} |
|
} |
|
|
|
|
|
emms(); |
|
|
|
|
|
// 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); |
|
|
} |
|
|
} |
|
|
*/ |
|