3 |
* XVID MPEG-4 VIDEO CODEC |
* XVID MPEG-4 VIDEO CODEC |
4 |
* - Encoder main module - |
* - Encoder main module - |
5 |
* |
* |
6 |
* This program is an implementation of a part of one or more MPEG-4 |
* Copyright(C) 2002 Michael Militzer <isibaar@xvid.org> |
7 |
* Video tools as specified in ISO/IEC 14496-2 standard. Those intending |
* 2002 Peter Ross <pross@xvid.org> |
8 |
* to use this software module in hardware or software products are |
* 2002 Daniel Smith <danielsmith@astroboymail.com> |
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* advised that its use may infringe existing patents or copyrights, and |
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* any such use would be at such party's own risk. The original |
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* developer of this software module and his/her company, and subsequent |
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* editors and their companies, will have no liability for use of this |
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* software or modifications or derivatives thereof. |
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9 |
* |
* |
10 |
* This program is free software; you can redistribute it and/or modify |
* This file is part of XviD, a free MPEG-4 video encoder/decoder |
11 |
* it under the terms of the GNU General Public License as published by |
* |
12 |
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* XviD is free software; you can redistribute it and/or modify it |
13 |
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* under the terms of the GNU General Public License as published by |
14 |
* the Free Software Foundation; either version 2 of the License, or |
* the Free Software Foundation; either version 2 of the License, or |
15 |
* (at your option) any later version. |
* (at your option) any later version. |
16 |
* |
* |
23 |
* along with this program; if not, write to the Free Software |
* along with this program; if not, write to the Free Software |
24 |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
25 |
* |
* |
26 |
****************************************************************************/ |
* Under section 8 of the GNU General Public License, the copyright |
27 |
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* holders of XVID explicitly forbid distribution in the following |
28 |
/***************************************************************************** |
* countries: |
29 |
* |
* |
30 |
* History |
* - Japan |
31 |
|
* - United States of America |
32 |
* |
* |
33 |
* 10.07.2002 added BFRAMES_DEC_DEBUG support |
* Linking XviD statically or dynamically with other modules is making a |
34 |
* MinChen <chenm001@163.com> |
* combined work based on XviD. Thus, the terms and conditions of the |
35 |
* 20.06.2002 bframe patch |
* GNU General Public License cover the whole combination. |
36 |
* 08.05.2002 fix some problem in DEBUG mode; |
* |
37 |
* MinChen <chenm001@163.com> |
* As a special exception, the copyright holders of XviD give you |
38 |
* 14.04.2002 added FrameCodeB() |
* permission to link XviD with independent modules that communicate with |
39 |
|
* XviD solely through the VFW1.1 and DShow interfaces, regardless of the |
40 |
|
* license terms of these independent modules, and to copy and distribute |
41 |
|
* the resulting combined work under terms of your choice, provided that |
42 |
|
* every copy of the combined work is accompanied by a complete copy of |
43 |
|
* the source code of XviD (the version of XviD used to produce the |
44 |
|
* combined work), being distributed under the terms of the GNU General |
45 |
|
* Public License plus this exception. An independent module is a module |
46 |
|
* which is not derived from or based on XviD. |
47 |
|
* |
48 |
|
* Note that people who make modified versions of XviD are not obligated |
49 |
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* to grant this special exception for their modified versions; it is |
50 |
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* their choice whether to do so. The GNU General Public License gives |
51 |
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* permission to release a modified version without this exception; this |
52 |
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* exception also makes it possible to release a modified version which |
53 |
|
* carries forward this exception. |
54 |
* |
* |
55 |
* $Id$ |
* $Id$ |
56 |
* |
* |
57 |
****************************************************************************/ |
****************************************************************************/ |
58 |
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59 |
#include <stdlib.h> |
#include <stdlib.h> |
60 |
#include <stdio.h> |
#include <stdio.h> |
61 |
#include <math.h> |
#include <math.h> |
66 |
#include "global.h" |
#include "global.h" |
67 |
#include "utils/timer.h" |
#include "utils/timer.h" |
68 |
#include "image/image.h" |
#include "image/image.h" |
|
#ifdef BFRAMES |
|
|
#include "image/font.h" |
|
|
#include "motion/sad.h" |
|
|
#endif |
|
69 |
#include "motion/motion.h" |
#include "motion/motion.h" |
70 |
#include "bitstream/cbp.h" |
#include "bitstream/cbp.h" |
71 |
#include "utils/mbfunctions.h" |
#include "utils/mbfunctions.h" |
78 |
#include "quant/quant_matrix.h" |
#include "quant/quant_matrix.h" |
79 |
#include "utils/mem_align.h" |
#include "utils/mem_align.h" |
80 |
|
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#ifdef _SMP |
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#include "motion/smp_motion_est.h" |
|
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#endif |
|
81 |
/***************************************************************************** |
/***************************************************************************** |
82 |
* Local macros |
* Local macros |
83 |
****************************************************************************/ |
****************************************************************************/ |
99 |
bool force_inter, |
bool force_inter, |
100 |
bool vol_header); |
bool vol_header); |
101 |
|
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#ifdef BFRAMES |
|
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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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#endif |
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|
102 |
/***************************************************************************** |
/***************************************************************************** |
103 |
* Local data |
* Local data |
104 |
****************************************************************************/ |
****************************************************************************/ |
123 |
* Encoder creation |
* Encoder creation |
124 |
* |
* |
125 |
* This function creates an Encoder instance, it allocates all necessary |
* This function creates an Encoder instance, it allocates all necessary |
126 |
* image buffers (reference, current and bframes) and initialize the internal |
* image buffers (reference, current) and initialize the internal xvid |
127 |
* xvid encoder paremeters according to the XVID_ENC_PARAM input parameter. |
* encoder paremeters according to the XVID_ENC_PARAM input parameter. |
128 |
* |
* |
129 |
* The code seems to be very long but is very basic, mainly memory allocation |
* The code seems to be very long but is very basic, mainly memory allocation |
130 |
* and cleaning code. |
* and cleaning code. |
236 |
|
|
237 |
pEnc->mbParam.m_quant_type = H263_QUANT; |
pEnc->mbParam.m_quant_type = H263_QUANT; |
238 |
|
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#ifdef _SMP |
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pEnc->mbParam.num_threads = MIN(pParam->num_threads, MAXNUMTHREADS); |
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#endif |
|
|
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|
239 |
pEnc->sStat.fMvPrevSigma = -1; |
pEnc->sStat.fMvPrevSigma = -1; |
240 |
|
|
241 |
/* Fill rate control parameters */ |
/* Fill rate control parameters */ |
270 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
271 |
image_null(&pEnc->sOriginal); |
image_null(&pEnc->sOriginal); |
272 |
#endif |
#endif |
|
#ifdef BFRAMES |
|
|
image_null(&pEnc->f_refh); |
|
|
image_null(&pEnc->f_refv); |
|
|
image_null(&pEnc->f_refhv); |
|
|
#endif |
|
273 |
image_null(&pEnc->current->image); |
image_null(&pEnc->current->image); |
274 |
image_null(&pEnc->reference->image); |
image_null(&pEnc->reference->image); |
275 |
image_null(&pEnc->vInterH); |
image_null(&pEnc->vInterH); |
276 |
image_null(&pEnc->vInterV); |
image_null(&pEnc->vInterV); |
|
image_null(&pEnc->vInterVf); |
|
277 |
image_null(&pEnc->vInterHV); |
image_null(&pEnc->vInterHV); |
|
image_null(&pEnc->vInterHVf); |
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|
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#ifdef _DEBUG_PSNR |
|
|
if (image_create |
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|
(&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, |
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|
pEnc->mbParam.edged_height) < 0) |
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|
goto xvid_err_memory3; |
|
|
if (image_create |
|
|
(&pEnc->f_refhv, pEnc->mbParam.edged_width, |
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|
pEnc->mbParam.edged_height) < 0) |
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|
goto xvid_err_memory3; |
|
|
#endif |
|
|
if (image_create |
|
|
(&pEnc->current->image, pEnc->mbParam.edged_width, |
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|
pEnc->mbParam.edged_height) < 0) |
|
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goto xvid_err_memory3; |
|
|
if (image_create |
|
|
(&pEnc->reference->image, pEnc->mbParam.edged_width, |
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|
pEnc->mbParam.edged_height) < 0) |
|
|
goto xvid_err_memory3; |
|
|
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) |
|
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goto xvid_err_memory3; |
|
|
if (image_create |
|
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(&pEnc->vInterVf, 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->vInterHV, pEnc->mbParam.edged_width, |
|
|
pEnc->mbParam.edged_height) < 0) |
|
|
goto xvid_err_memory3; |
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if (image_create |
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|
(&pEnc->vInterHVf, 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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/* B Frames specific init */ |
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#ifdef BFRAMES |
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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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|
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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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} |
|
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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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|
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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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|
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if (pEnc->queue == NULL) |
|
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goto xvid_err_memory4; |
|
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|
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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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|
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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; |
|
|
pEnc->queue_tail = 0; |
|
|
pEnc->queue_size = 0; |
|
|
|
|
|
|
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|
pEnc->mbParam.m_seconds = 0; |
|
|
pEnc->mbParam.m_ticks = 0; |
|
|
pEnc->m_framenum = 0; |
|
|
pEnc->last_pframe = 0; |
|
|
pEnc->last_sync = 0; |
|
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#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); |
|
|
} |
|
|
|
|
|
init_timer(); |
|
|
|
|
|
return XVID_ERR_OK; |
|
|
|
|
|
/* |
|
|
* We handle all XVID_ERR_MEMORY here, this makes the code lighter |
|
|
*/ |
|
|
#ifdef BFRAMES |
|
|
xvid_err_memory5: |
|
|
|
|
|
|
|
|
if (pEnc->mbParam.max_bframes > 0) { |
|
|
|
|
|
for (i = 0; i < pEnc->mbParam.max_bframes; i++) { |
|
|
image_destroy(&pEnc->queue[i], pEnc->mbParam.edged_width, |
|
|
pEnc->mbParam.edged_height); |
|
|
} |
|
|
xvid_free(pEnc->queue); |
|
|
} |
|
|
|
|
|
xvid_err_memory4: |
|
|
|
|
|
if (pEnc->mbParam.max_bframes > 0) { |
|
|
|
|
|
for (i = 0; i < pEnc->mbParam.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_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); |
|
|
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); |
|
|
|
|
|
xvid_err_memory2: |
|
|
xvid_free(pEnc->current->mbs); |
|
|
xvid_free(pEnc->reference->mbs); |
|
|
|
|
|
xvid_err_memory1: |
|
|
xvid_free(pEnc->current); |
|
|
xvid_free(pEnc->reference); |
|
|
xvid_free(pEnc); |
|
|
|
|
|
pParam->handle = NULL; |
|
|
|
|
|
return XVID_ERR_MEMORY; |
|
|
} |
|
|
|
|
|
/***************************************************************************** |
|
|
* Encoder destruction |
|
|
* |
|
|
* This function destroy the entire encoder structure created by a previous |
|
|
* successful encoder_create call. |
|
|
* |
|
|
* Returned values (for now only one returned value) : |
|
|
* - XVID_ERR_OK - no errors |
|
|
* |
|
|
****************************************************************************/ |
|
|
|
|
|
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++) { |
|
|
|
|
|
image_destroy(&pEnc->queue[i], pEnc->mbParam.edged_width, |
|
|
pEnc->mbParam.edged_height); |
|
|
} |
|
|
xvid_free(pEnc->queue); |
|
|
} |
|
|
|
|
|
|
|
|
if (pEnc->mbParam.max_bframes > 0) { |
|
|
|
|
|
for (i = 0; i < pEnc->mbParam.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_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); |
|
|
|
|
|
xvid_free(pEnc->reference->mbs); |
|
|
xvid_free(pEnc->reference); |
|
|
|
|
|
xvid_free(pEnc); |
|
|
|
|
|
return XVID_ERR_OK; |
|
|
} |
|
|
|
|
|
|
|
|
#ifdef BFRAMES |
|
|
void inc_frame_num(Encoder * pEnc) |
|
|
{ |
|
|
pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; |
|
|
|
|
|
pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; |
|
|
|
|
|
/* fprintf(stderr, "ENC %c %i:%i %i\n", |
|
|
pEnc->current->coding_type == I_VOP ? 'I' : pEnc->current->coding_type == P_VOP ? 'P' : 'B', |
|
|
pEnc->mbParam.m_seconds, pEnc->mbParam.m_ticks,pEnc->last_sync); |
|
|
*/ |
|
|
|
|
|
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; |
|
|
|
|
|
if (pEnc->current->coding_type != B_VOP) |
|
|
pEnc->last_sync = pEnc->mbParam.m_ticks; |
|
|
|
|
|
} |
|
|
#endif |
|
|
|
|
|
|
|
|
#ifdef BFRAMES |
|
|
void queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame) |
|
|
{ |
|
|
if (pEnc->queue_size >= pEnc->mbParam.max_bframes) |
|
|
{ |
|
|
DPRINTF(DPRINTF_DEBUG,"FATAL: QUEUE FULL"); |
|
|
return; |
|
|
} |
|
|
|
|
|
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); |
|
|
|
|
|
|
|
|
start_timer(); |
|
|
if (image_input |
|
|
(&pEnc->queue[pEnc->queue_tail], pEnc->mbParam.width, pEnc->mbParam.height, |
|
|
pEnc->mbParam.edged_width, pFrame->image, pFrame->colorspace)) |
|
|
return; |
|
|
stop_conv_timer(); |
|
|
|
|
|
pEnc->queue_size++; |
|
|
pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes; |
|
|
} |
|
|
#endif |
|
|
|
|
|
|
|
|
#ifdef BFRAMES |
|
|
/***************************************************************************** |
|
|
* 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; |
|
|
|
|
|
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; |
|
|
|
|
|
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
|
|
|
|
|
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); |
|
|
|
|
|
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 (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); |
|
|
|
|
|
pFrame->intra = 0; |
|
|
|
|
|
BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0); // write N_VOP |
|
|
BitstreamPad(&bs); |
|
|
pFrame->length = BitstreamLength(&bs); |
|
|
|
|
|
return XVID_ERR_OK; |
|
|
|
|
|
} else { |
|
|
|
|
|
pFrame->length = BitstreamLength(&bs); |
|
|
return XVID_ERR_OK; |
|
|
} |
|
|
|
|
|
pEnc->flush_bframes = 0; |
|
|
|
|
|
/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% |
|
|
* Well there was a separation here so i put it in ANSI C |
|
|
* comment style :-) |
|
|
* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */ |
|
|
|
|
|
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; |
|
|
|
|
|
pEnc->current->seconds = pEnc->mbParam.m_seconds; |
|
|
pEnc->current->ticks = pEnc->mbParam.m_ticks; |
|
|
|
|
|
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:%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 * |
|
|
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) { |
|
|
/* |
|
|
* 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; |
|
|
} |
|
|
|
|
|
pEnc->flush_bframes = 1; |
|
|
|
|
|
if ((pEnc->global & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) { |
|
|
BitstreamPad(&bs); |
|
|
input_valid = 0; |
|
|
goto ipvop_loop; |
|
|
} |
|
278 |
|
|
279 |
/* |
#ifdef _DEBUG_PSNR |
280 |
* NB : sequences like "IIBB" decode fine with msfdam but, |
if (image_create |
281 |
* go screwy with divx 5.00 |
(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
282 |
*/ |
pEnc->mbParam.edged_height) < 0) |
283 |
} else if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) { |
goto xvid_err_memory3; |
284 |
/* |
#endif |
285 |
* This will be coded as a Predicted Frame |
if (image_create |
286 |
*/ |
(&pEnc->current->image, pEnc->mbParam.edged_width, |
287 |
|
pEnc->mbParam.edged_height) < 0) |
288 |
|
goto xvid_err_memory3; |
289 |
|
if (image_create |
290 |
|
(&pEnc->reference->image, pEnc->mbParam.edged_width, |
291 |
|
pEnc->mbParam.edged_height) < 0) |
292 |
|
goto xvid_err_memory3; |
293 |
|
if (image_create |
294 |
|
(&pEnc->vInterH, pEnc->mbParam.edged_width, |
295 |
|
pEnc->mbParam.edged_height) < 0) |
296 |
|
goto xvid_err_memory3; |
297 |
|
if (image_create |
298 |
|
(&pEnc->vInterV, pEnc->mbParam.edged_width, |
299 |
|
pEnc->mbParam.edged_height) < 0) |
300 |
|
goto xvid_err_memory3; |
301 |
|
if (image_create |
302 |
|
(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
303 |
|
pEnc->mbParam.edged_height) < 0) |
304 |
|
goto xvid_err_memory3; |
305 |
|
|
306 |
DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i", |
pParam->handle = (void *) pEnc; |
|
pEnc->bframenum_head, pEnc->bframenum_tail, |
|
|
pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size); |
|
307 |
|
|
308 |
if ((pEnc->global & XVID_GLOBAL_DEBUG)) { |
if (pParam->rc_bitrate) { |
309 |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP"); |
RateControlInit(&pEnc->rate_control, pParam->rc_bitrate, |
310 |
|
pParam->rc_reaction_delay_factor, |
311 |
|
pParam->rc_averaging_period, pParam->rc_buffer, |
312 |
|
pParam->fbase * 1000 / pParam->fincr, |
313 |
|
pParam->max_quantizer, pParam->min_quantizer); |
314 |
} |
} |
315 |
|
|
316 |
FrameCodeP(pEnc, &bs, &bits, 1, 0); |
init_timer(); |
|
pFrame->intra = 0; |
|
|
pEnc->flush_bframes = 1; |
|
317 |
|
|
318 |
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
return XVID_ERR_OK; |
|
BitstreamPad(&bs); |
|
|
input_valid = 0; |
|
|
goto ipvop_loop; |
|
|
} |
|
319 |
|
|
|
} else { |
|
320 |
/* |
/* |
321 |
* This will be coded as a Bidirectional Frame |
* We handle all XVID_ERR_MEMORY here, this makes the code lighter |
322 |
*/ |
*/ |
323 |
|
|
324 |
if ((pEnc->global & XVID_GLOBAL_DEBUG)) { |
xvid_err_memory3: |
325 |
image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP"); |
#ifdef _DEBUG_PSNR |
326 |
} |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
327 |
|
pEnc->mbParam.edged_height); |
328 |
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); |
|
|
|
|
329 |
|
|
330 |
|
image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
331 |
|
pEnc->mbParam.edged_height); |
332 |
|
image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, |
333 |
|
pEnc->mbParam.edged_height); |
334 |
|
image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, |
335 |
|
pEnc->mbParam.edged_height); |
336 |
|
image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, |
337 |
|
pEnc->mbParam.edged_height); |
338 |
|
image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
339 |
|
pEnc->mbParam.edged_height); |
340 |
|
|
341 |
/* store frame into bframe buffer & swap ref back to current */ |
xvid_err_memory2: |
342 |
SWAP(pEnc->current, pEnc->bframes[pEnc->bframenum_tail]); |
xvid_free(pEnc->current->mbs); |
343 |
SWAP(pEnc->current, pEnc->reference); |
xvid_free(pEnc->reference->mbs); |
344 |
|
|
345 |
pEnc->bframenum_tail++; |
xvid_err_memory1: |
346 |
|
xvid_free(pEnc->current); |
347 |
|
xvid_free(pEnc->reference); |
348 |
|
xvid_free(pEnc); |
349 |
|
|
350 |
pFrame->intra = 0; |
pParam->handle = NULL; |
|
pFrame->length = 0; |
|
351 |
|
|
352 |
input_valid = 0; |
return XVID_ERR_MEMORY; |
|
goto bvop_loop; |
|
353 |
} |
} |
354 |
|
|
355 |
pEnc->iFrameNum++; |
/***************************************************************************** |
356 |
|
* Encoder destruction |
357 |
|
* |
358 |
|
* This function destroy the entire encoder structure created by a previous |
359 |
|
* successful encoder_create call. |
360 |
|
* |
361 |
|
* Returned values (for now only one returned value) : |
362 |
|
* - XVID_ERR_OK - no errors |
363 |
|
* |
364 |
|
****************************************************************************/ |
365 |
|
|
366 |
BitstreamPad(&bs); |
int |
367 |
pFrame->length = BitstreamLength(&bs); |
encoder_destroy(Encoder * pEnc) |
368 |
|
{ |
369 |
|
|
370 |
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; |
|
|
} |
|
371 |
|
|
372 |
emms(); |
/* All images, reference, current etc ... */ |
373 |
|
image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width, |
374 |
|
pEnc->mbParam.edged_height); |
375 |
|
image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width, |
376 |
|
pEnc->mbParam.edged_height); |
377 |
|
image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width, |
378 |
|
pEnc->mbParam.edged_height); |
379 |
|
image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width, |
380 |
|
pEnc->mbParam.edged_height); |
381 |
|
image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width, |
382 |
|
pEnc->mbParam.edged_height); |
383 |
|
|
384 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
385 |
psnr = |
image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width, |
386 |
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); |
|
387 |
#endif |
#endif |
388 |
|
|
389 |
if (pFrame->quant == 0) { |
/* Encoder structure */ |
390 |
RateControlUpdate(&pEnc->rate_control, pEnc->current->quant, |
xvid_free(pEnc->current->mbs); |
391 |
pFrame->length, pFrame->intra); |
xvid_free(pEnc->current); |
|
} |
|
392 |
|
|
393 |
|
xvid_free(pEnc->reference->mbs); |
394 |
|
xvid_free(pEnc->reference); |
395 |
|
|
396 |
stop_global_timer(); |
xvid_free(pEnc); |
|
write_timer(); |
|
397 |
|
|
398 |
return XVID_ERR_OK; |
return XVID_ERR_OK; |
399 |
} |
} |
400 |
|
|
|
#endif |
|
|
|
|
401 |
|
|
402 |
|
void inc_frame_num(Encoder * pEnc) |
403 |
|
{ |
404 |
|
pEnc->mbParam.m_ticks += pEnc->mbParam.fincr; |
405 |
|
pEnc->mbParam.m_seconds = pEnc->mbParam.m_ticks / pEnc->mbParam.fbase; |
406 |
|
pEnc->mbParam.m_ticks = pEnc->mbParam.m_ticks % pEnc->mbParam.fbase; |
407 |
|
} |
408 |
|
|
409 |
/***************************************************************************** |
/***************************************************************************** |
410 |
* "original" IP frame encoder entry point |
* "original" IP frame encoder entry point |
441 |
|
|
442 |
pEnc->current->global_flags = pFrame->general; |
pEnc->current->global_flags = pFrame->general; |
443 |
pEnc->current->motion_flags = pFrame->motion; |
pEnc->current->motion_flags = pFrame->motion; |
|
#ifdef BFRAMES |
|
444 |
pEnc->current->seconds = pEnc->mbParam.m_seconds; |
pEnc->current->seconds = pEnc->mbParam.m_seconds; |
445 |
pEnc->current->ticks = pEnc->mbParam.m_ticks; |
pEnc->current->ticks = pEnc->mbParam.m_ticks; |
|
#endif |
|
446 |
pEnc->mbParam.hint = &pFrame->hint; |
pEnc->mbParam.hint = &pFrame->hint; |
447 |
|
|
448 |
start_timer(); |
start_timer(); |
559 |
emms(); |
emms(); |
560 |
|
|
561 |
if (pFrame->quant == 0) { |
if (pFrame->quant == 0) { |
562 |
RateControlUpdate(&pEnc->rate_control, pEnc->current->quant, |
RateControlUpdate(&pEnc->rate_control, (int16_t)pEnc->current->quant, |
563 |
pFrame->length, pFrame->intra); |
pFrame->length, pFrame->intra); |
564 |
} |
} |
565 |
#ifdef _DEBUG_PSNR |
#ifdef _DEBUG_PSNR |
572 |
DEBUG(temp); |
DEBUG(temp); |
573 |
#endif |
#endif |
574 |
|
|
|
#ifdef BFRAMES |
|
575 |
inc_frame_num(pEnc); |
inc_frame_num(pEnc); |
|
#endif |
|
576 |
pEnc->iFrameNum++; |
pEnc->iFrameNum++; |
577 |
|
|
578 |
stop_global_timer(); |
stop_global_timer(); |
696 |
pMB->pmvs[vec].x = pMB->mvs[vec].x - pred.x; |
pMB->pmvs[vec].x = pMB->mvs[vec].x - pred.x; |
697 |
pMB->pmvs[vec].y = pMB->mvs[vec].y - pred.y; |
pMB->pmvs[vec].y = pMB->mvs[vec].y - pred.y; |
698 |
} |
} |
699 |
} else // intra / stuffing / not_coded |
} else /* intra / stuffing / not_coded */ |
700 |
{ |
{ |
701 |
for (vec = 0; vec < 4; ++vec) { |
for (vec = 0; vec < 4; ++vec) { |
702 |
pMB->mvs[vec].x = pMB->mvs[vec].y = 0; |
pMB->mvs[vec].x = pMB->mvs[vec].y = 0; |
824 |
pEnc->current->coding_type = I_VOP; |
pEnc->current->coding_type = I_VOP; |
825 |
|
|
826 |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current); |
827 |
#ifdef BFRAMES |
|
|
#define DIVX501B481P "DivX501b481p" |
|
|
if ((pEnc->global & XVID_GLOBAL_PACKED)) { |
|
|
BitstreamWriteUserData(bs, DIVX501B481P, strlen(DIVX501B481P)); |
|
|
} |
|
|
#endif |
|
828 |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1); |
829 |
|
|
830 |
*pBits = BitstreamPos(bs); |
*pBits = BitstreamPos(bs); |
869 |
HintedMEGet(pEnc, 1); |
HintedMEGet(pEnc, 1); |
870 |
} |
} |
871 |
|
|
872 |
return 1; // intra |
return 1; /* intra */ |
873 |
} |
} |
874 |
|
|
875 |
|
|
876 |
#define INTRA_THRESHOLD 0.5 |
#define INTRA_THRESHOLD 0.5 |
|
#define BFRAME_SKIP_THRESHHOLD 16 |
|
877 |
|
|
878 |
static int |
static int |
879 |
FrameCodeP(Encoder * pEnc, |
FrameCodeP(Encoder * pEnc, |
888 |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE); |
889 |
|
|
890 |
int iLimit; |
int iLimit; |
891 |
int x, y, k; |
unsigned int x, y; |
892 |
int iSearchRange; |
int iSearchRange; |
893 |
int bIntra; |
int bIntra; |
894 |
|
|
897 |
|
|
898 |
start_timer(); |
start_timer(); |
899 |
image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height, |
900 |
pEnc->mbParam.width, pEnc->mbParam.height, |
pEnc->mbParam.width, pEnc->mbParam.height); |
|
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; |
925 |
HintedMESet(pEnc, &bIntra); |
HintedMESet(pEnc, &bIntra); |
926 |
} else { |
} else { |
927 |
|
|
|
#ifdef _SMP |
|
|
if (pEnc->mbParam.num_threads > 1) |
|
|
bIntra = |
|
|
SMP_MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
|
|
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
|
|
iLimit); |
|
|
else |
|
|
#endif |
|
928 |
bIntra = |
bIntra = |
929 |
MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference, |
930 |
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV, |
990 |
CodeIntraMB(pEnc, pMB); |
CodeIntraMB(pEnc, pMB); |
991 |
MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y, |
MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y, |
992 |
dct_codes, qcoeff); |
dct_codes, qcoeff); |
|
} |
|
993 |
|
|
994 |
start_timer(); |
start_timer(); |
995 |
MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff); |
MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff); |
996 |
stop_prediction_timer(); |
stop_prediction_timer(); |
997 |
|
} |
998 |
|
|
999 |
if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { |
if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) { |
1000 |
pEnc->sStat.kblks++; |
pEnc->sStat.kblks++; |
1013 |
if (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && |
if (pMB->cbp == 0 && pMB->mode == MODE_INTER && pMB->mvs[0].x == 0 && |
1014 |
pMB->mvs[0].y == 0) { |
pMB->mvs[0].y == 0) { |
1015 |
|
|
|
/* This is a candidate for SKIPping, but check intermediate B-frames first */ |
|
|
|
|
|
#ifdef BFRAMES |
|
|
int iSAD=BFRAME_SKIP_THRESHHOLD; |
|
|
int bSkip=1; |
|
|
|
|
|
for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++) |
|
|
{ |
|
|
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) |
|
|
{ bSkip = 0; |
|
|
break; |
|
|
} |
|
|
} |
|
|
if (!bSkip) |
|
|
{ |
|
|
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); |
|
|
pMB->cbp = 0x80; /* trick! so cbp!=0, but still nothing is written to bs */ |
|
|
} |
|
|
else |
|
|
MBSkip(bs); |
|
|
|
|
|
#else |
|
1016 |
MBSkip(bs); /* without B-frames, no precautions are needed */ |
MBSkip(bs); /* without B-frames, no precautions are needed */ |
1017 |
|
|
1018 |
#endif |
} |
1019 |
|
else { |
1020 |
} else { |
if (pEnc->current->global_flags & XVID_GREYSCALE) { |
1021 |
if (pEnc->current->global_flags & XVID_GREYSCALE) |
pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
|
{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */ |
|
1022 |
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 */ |
1023 |
qcoeff[5*64+0]=0; |
qcoeff[5*64+0]=0; |
1024 |
} |
} |
1043 |
iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode); |
iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode); |
1044 |
|
|
1045 |
if ((fSigma > iSearchRange / 3) |
if ((fSigma > iSearchRange / 3) |
1046 |
&& (pEnc->mbParam.m_fcode <= 3)) // maximum search range 128 |
&& (pEnc->mbParam.m_fcode <= 3)) /* maximum search range 128 */ |
1047 |
{ |
{ |
1048 |
pEnc->mbParam.m_fcode++; |
pEnc->mbParam.m_fcode++; |
1049 |
iSearchRange *= 2; |
iSearchRange *= 2; |
1050 |
} else if ((fSigma < iSearchRange / 6) |
} else if ((fSigma < iSearchRange / 6) |
1051 |
&& (pEnc->sStat.fMvPrevSigma >= 0) |
&& (pEnc->sStat.fMvPrevSigma >= 0) |
1052 |
&& (pEnc->sStat.fMvPrevSigma < iSearchRange / 6) |
&& (pEnc->sStat.fMvPrevSigma < iSearchRange / 6) |
1053 |
&& (pEnc->mbParam.m_fcode >= 2)) // minimum search range 16 |
&& (pEnc->mbParam.m_fcode >= 2)) /* minimum search range 16 */ |
1054 |
{ |
{ |
1055 |
pEnc->mbParam.m_fcode--; |
pEnc->mbParam.m_fcode--; |
1056 |
iSearchRange /= 2; |
iSearchRange /= 2; |
1058 |
|
|
1059 |
pEnc->sStat.fMvPrevSigma = fSigma; |
pEnc->sStat.fMvPrevSigma = fSigma; |
1060 |
|
|
|
#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; |
|
|
|
|
|
#ifdef BFRAMES |
|
|
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; |
|
|
#endif |
|
|
|
|
|
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; |
|
|
|
|
|
#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); |
|
|
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, |
|
|
((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); |
|
|
|
|
|
|
|
|
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, 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; |
|
|
|
|
|
|
|
|
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; |
|
|
|
|
|
mb->cbp = 0; |
|
|
#ifdef BFRAMES_DEC_DEBUG |
|
|
BFRAME_DEBUG |
|
|
#endif |
|
|
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_DIRECT) && (mb->cbp == 0) |
|
|
&& (mb->deltamv.x == 0) && (mb->deltamv.y == 0) ) { |
|
|
mb->mode = MODE_DIRECT_NONE_MV; // skipped |
|
|
} |
|
|
|
|
|
/* update predictors for forward and backward vectors */ |
|
|
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; |
|
|
} |
|
|
|
|
|
// DPRINTF("%05i : [%i %i] M=%i CBP=%i MVS=%i,%i forward=%i,%i", pEnc->m_framenum, x, y, mb->mode, mb->cbp, mb->mvs[0].x, mb->mvs[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); |
|
|
stop_coding_timer(); |
|
|
} |
|
|
} |
|
|
|
|
|
emms(); |
|
|
|
|
|
// TODO: dynamic fcode/bcode ??? |
|
|
|
|
1061 |
*pBits = BitstreamPos(bs) - *pBits; |
*pBits = BitstreamPos(bs) - *pBits; |
1062 |
|
|
1063 |
#ifdef BFRAMES_DEC_DEBUG |
return 0; /* inter */ |
|
if (!first){ |
|
|
first=1; |
|
|
if (fp) |
|
|
fclose(fp); |
|
|
} |
|
|
#endif |
|
|
} |
|
|
#endif |
|
1064 |
|
|
|
|
|
|
/* 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); |
|
1065 |
} |
} |
|
} |
|
|
*/ |
|