Annotation of /xvidcore/src/encoder.c

Revision 1.99.2.1 - (view) (download)

1 :	edgomez	1.40	/*****************************************************************************
2 :	edgomez	1.29	*
3 :			* XVID MPEG-4 VIDEO CODEC
4 :	edgomez	1.91	* - Encoder main module -
5 :	edgomez	1.29	*
6 :	edgomez	1.91	* This program is an implementation of a part of one or more MPEG-4
7 :			* Video tools as specified in ISO/IEC 14496-2 standard. Those intending
8 :			* to use this software module in hardware or software products are
9 :			* advised that its use may infringe existing patents or copyrights, and
10 :			* any such use would be at such party's own risk. The original
11 :			* developer of this software module and his/her company, and subsequent
12 :			* editors and their companies, will have no liability for use of this
13 :			* software or modifications or derivatives thereof.
14 :	edgomez	1.77	*
15 :	edgomez	1.91	* This program is free software; you can redistribute it and/or modify
16 :			* it under the terms of the GNU General Public License as published by
17 :	edgomez	1.29	* the Free Software Foundation; either version 2 of the License, or
18 :			* (at your option) any later version.
19 :			*
20 :			* This program is distributed in the hope that it will be useful,
21 :			* but WITHOUT ANY WARRANTY; without even the implied warranty of
22 :			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
23 :			* GNU General Public License for more details.
24 :			*
25 :			* You should have received a copy of the GNU General Public License
26 :			* along with this program; if not, write to the Free Software
27 :			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
28 :	edgomez	1.79	*
29 :	Isibaar	1.99.2.1	* $Id: encoder.c,v 1.99 2003/04/09 12:02:26 syskin Exp $
30 :	edgomez	1.29	*
31 :	edgomez	1.40	****************************************************************************/
32 :	chl	1.64
33 :	Isibaar	1.1	#include <stdlib.h>
34 :			#include <stdio.h>
35 :			#include <math.h>
36 :	edgomez	1.42	#include <string.h>
37 :	Isibaar	1.1
38 :			#include "encoder.h"
39 :			#include "prediction/mbprediction.h"
40 :			#include "global.h"
41 :			#include "utils/timer.h"
42 :			#include "image/image.h"
43 :	edgomez	1.91	#include "image/font.h"
44 :			#include "motion/sad.h"
45 :	suxen_drol	1.32	#include "motion/motion.h"
46 :	Isibaar	1.1	#include "bitstream/cbp.h"
47 :			#include "utils/mbfunctions.h"
48 :			#include "bitstream/bitstream.h"
49 :			#include "bitstream/mbcoding.h"
50 :			#include "utils/ratecontrol.h"
51 :			#include "utils/emms.h"
52 :			#include "bitstream/mbcoding.h"
53 :			#include "quant/adapt_quant.h"
54 :	Isibaar	1.2	#include "quant/quant_matrix.h"
55 :	Isibaar	1.7	#include "utils/mem_align.h"
56 :	Isibaar	1.1
57 :	edgomez	1.40	/*****************************************************************************
58 :			* Local macros
59 :			****************************************************************************/
60 :
61 :	Isibaar	1.1	#define ENC_CHECK(X) if(!(X)) return XVID_ERR_FORMAT
62 :	syskin	1.96	#define SWAP(_T_,A,B) { _T_ tmp = A; A = B; B = tmp; }
63 :	Isibaar	1.1
64 :	edgomez	1.40	/*****************************************************************************
65 :			* Local function prototypes
66 :			****************************************************************************/
67 :
68 :	edgomez	1.39	static int FrameCodeI(Encoder * pEnc,
69 :	edgomez	1.41	Bitstream * bs,
70 :			uint32_t * pBits);
71 :	edgomez	1.39
72 :			static int FrameCodeP(Encoder * pEnc,
73 :	edgomez	1.41	Bitstream * bs,
74 :			uint32_t * pBits,
75 :			bool force_inter,
76 :	Isibaar	1.99.2.1	bool vol_header,
77 :			int interpolate);
78 :	Isibaar	1.1
79 :	edgomez	1.91	static void FrameCodeB(Encoder * pEnc,
80 :			FRAMEINFO * frame,
81 :			Bitstream * bs,
82 :	Isibaar	1.99.2.1	uint32_t * pBits,
83 :			int interpolate_forward,
84 :			int interpolate_backward);
85 :	edgomez	1.91
86 :	edgomez	1.40	/*****************************************************************************
87 :			* Local data
88 :			****************************************************************************/
89 :
90 :	edgomez	1.41	static int DQtab[4] = {
91 :	Isibaar	1.1	-1, -2, 1, 2
92 :			};
93 :
94 :	edgomez	1.41	static int iDQtab[5] = {
95 :	Isibaar	1.1	1, 0, NO_CHANGE, 2, 3
96 :			};
97 :
98 :
99 :	edgomez	1.40	/*****************************************************************************
100 :			* Encoder creation
101 :			*
102 :			* This function creates an Encoder instance, it allocates all necessary
103 :	edgomez	1.91	* image buffers (reference, current and bframes) and initialize the internal
104 :			* xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
105 :	edgomez	1.40	*
106 :			* The code seems to be very long but is very basic, mainly memory allocation
107 :			* and cleaning code.
108 :			*
109 :			* Returned values :
110 :	syskin	1.96	* - XVID_ERR_OK - no errors
111 :			* - XVID_ERR_MEMORY - the libc could not allocate memory, the function
112 :			* cleans the structure before exiting.
113 :			* pParam->handle is also set to NULL.
114 :	edgomez	1.40	*
115 :			****************************************************************************/
116 :
117 :			int
118 :			encoder_create(XVID_ENC_PARAM * pParam)
119 :	Isibaar	1.1	{
120 :	edgomez	1.3	Encoder *pEnc;
121 :	suxen_drol	1.44	int i;
122 :	edgomez	1.3	pParam->handle = NULL;
123 :	Isibaar	1.1
124 :	edgomez	1.3	ENC_CHECK(pParam);
125 :	Isibaar	1.1
126 :	edgomez	1.3	ENC_CHECK(pParam->width > 0 && pParam->width <= 1920);
127 :			ENC_CHECK(pParam->height > 0 && pParam->height <= 1280);
128 :			ENC_CHECK(!(pParam->width % 2));
129 :			ENC_CHECK(!(pParam->height % 2));
130 :	Isibaar	1.1
131 :	edgomez	1.39	/* Fps */
132 :
133 :	edgomez	1.41	if (pParam->fincr <= 0 \|\| pParam->fbase <= 0) {
134 :	Isibaar	1.1	pParam->fincr = 1;
135 :			pParam->fbase = 25;
136 :			}
137 :
138 :	edgomez	1.39	/*
139 :			* Simplify the "fincr/fbase" fraction
140 :			* (neccessary, since windows supplies us with huge numbers)
141 :			*/
142 :	Isibaar	1.1
143 :			i = pParam->fincr;
144 :	edgomez	1.41	while (i > 1) {
145 :			if (pParam->fincr % i == 0 && pParam->fbase % i == 0) {
146 :	Isibaar	1.1	pParam->fincr /= i;
147 :			pParam->fbase /= i;
148 :			i = pParam->fincr;
149 :			continue;
150 :			}
151 :			i--;
152 :			}
153 :
154 :	edgomez	1.41	if (pParam->fbase > 65535) {
155 :			float div = (float) pParam->fbase / 65535;
156 :
157 :			pParam->fbase = (int) (pParam->fbase / div);
158 :			pParam->fincr = (int) (pParam->fincr / div);
159 :	Isibaar	1.1	}
160 :
161 :	edgomez	1.39	/* Bitrate allocator defaults */
162 :
163 :	h	1.25	if (pParam->rc_bitrate <= 0)
164 :			pParam->rc_bitrate = 900000;
165 :	Isibaar	1.1
166 :	h	1.25	if (pParam->rc_reaction_delay_factor <= 0)
167 :			pParam->rc_reaction_delay_factor = 16;
168 :
169 :			if (pParam->rc_averaging_period <= 0)
170 :			pParam->rc_averaging_period = 100;
171 :
172 :			if (pParam->rc_buffer <= 0)
173 :			pParam->rc_buffer = 100;
174 :	Isibaar	1.1
175 :	edgomez	1.39	/* Max and min quantizers */
176 :
177 :	edgomez	1.3	if ((pParam->min_quantizer <= 0) \|\| (pParam->min_quantizer > 31))
178 :	Isibaar	1.1	pParam->min_quantizer = 1;
179 :
180 :	edgomez	1.3	if ((pParam->max_quantizer <= 0) \|\| (pParam->max_quantizer > 31))
181 :	Isibaar	1.1	pParam->max_quantizer = 31;
182 :
183 :	edgomez	1.39	if (pParam->max_quantizer < pParam->min_quantizer)
184 :			pParam->max_quantizer = pParam->min_quantizer;
185 :
186 :	edgomez	1.41	/* 1 keyframe each 10 seconds */
187 :	edgomez	1.39
188 :	edgomez	1.61	if (pParam->max_key_interval <= 0)
189 :	Isibaar	1.1	pParam->max_key_interval = 10 * pParam->fincr / pParam->fbase;
190 :	edgomez	1.41
191 :	edgomez	1.39	pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
192 :			if (pEnc == NULL)
193 :	Isibaar	1.1	return XVID_ERR_MEMORY;
194 :
195 :	edgomez	1.42	/* Zero the Encoder Structure */
196 :
197 :			memset(pEnc, 0, sizeof(Encoder));
198 :
199 :	Isibaar	1.1	/* Fill members of Encoder structure */
200 :
201 :	edgomez	1.3	pEnc->mbParam.width = pParam->width;
202 :			pEnc->mbParam.height = pParam->height;
203 :	Isibaar	1.1
204 :			pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
205 :			pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
206 :
207 :	edgomez	1.41	pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
208 :			pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
209 :	Isibaar	1.1
210 :	suxen_drol	1.32	pEnc->mbParam.fbase = pParam->fbase;
211 :			pEnc->mbParam.fincr = pParam->fincr;
212 :	Isibaar	1.43
213 :			pEnc->mbParam.m_quant_type = H263_QUANT;
214 :	suxen_drol	1.32
215 :	edgomez	1.91	pEnc->fMvPrevSigma = -1;
216 :	Isibaar	1.1
217 :			/* Fill rate control parameters */
218 :
219 :	h	1.25	pEnc->bitrate = pParam->rc_bitrate;
220 :	Isibaar	1.1
221 :	edgomez	1.91	pEnc->iFrameNum = -1;
222 :			pEnc->mbParam.iMaxKeyInterval = pParam->max_key_interval;
223 :	Isibaar	1.1
224 :	suxen_drol	1.27	/* try to allocate frame memory */
225 :	h	1.16
226 :	edgomez	1.39	pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
227 :			pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
228 :
229 :	edgomez	1.41	if (pEnc->current == NULL \|\| pEnc->reference == NULL)
230 :	edgomez	1.39	goto xvid_err_memory1;
231 :	suxen_drol	1.27
232 :			/* try to allocate mb memory */
233 :	h	1.16
234 :	edgomez	1.41	pEnc->current->mbs =
235 :			xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
236 :			pEnc->mbParam.mb_height, CACHE_LINE);
237 :			pEnc->reference->mbs =
238 :			xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
239 :			pEnc->mbParam.mb_height, CACHE_LINE);
240 :	Isibaar	1.1
241 :	edgomez	1.39	if (pEnc->current->mbs == NULL \|\| pEnc->reference->mbs == NULL)
242 :			goto xvid_err_memory2;
243 :	suxen_drol	1.27
244 :			/* try to allocate image memory */
245 :
246 :	edgomez	1.91	if (pParam->global & XVID_GLOBAL_EXTRASTATS)
247 :			image_null(&pEnc->sOriginal);
248 :
249 :			image_null(&pEnc->f_refh);
250 :			image_null(&pEnc->f_refv);
251 :			image_null(&pEnc->f_refhv);
252 :
253 :	suxen_drol	1.27	image_null(&pEnc->current->image);
254 :			image_null(&pEnc->reference->image);
255 :			image_null(&pEnc->vInterH);
256 :			image_null(&pEnc->vInterV);
257 :	edgomez	1.91	image_null(&pEnc->vInterVf);
258 :	suxen_drol	1.27	image_null(&pEnc->vInterHV);
259 :	edgomez	1.91	image_null(&pEnc->vInterHVf);
260 :	edgomez	1.39
261 :	edgomez	1.91	if (pParam->global & XVID_GLOBAL_EXTRASTATS)
262 :			{ if (image_create
263 :			(&pEnc->sOriginal, pEnc->mbParam.edged_width,
264 :			pEnc->mbParam.edged_height) < 0)
265 :			goto xvid_err_memory3;
266 :			}
267 :
268 :			if (image_create
269 :			(&pEnc->f_refh, pEnc->mbParam.edged_width,
270 :			pEnc->mbParam.edged_height) < 0)
271 :			goto xvid_err_memory3;
272 :			if (image_create
273 :			(&pEnc->f_refv, pEnc->mbParam.edged_width,
274 :			pEnc->mbParam.edged_height) < 0)
275 :			goto xvid_err_memory3;
276 :	edgomez	1.41	if (image_create
277 :	edgomez	1.91	(&pEnc->f_refhv, pEnc->mbParam.edged_width,
278 :	edgomez	1.41	pEnc->mbParam.edged_height) < 0)
279 :	edgomez	1.39	goto xvid_err_memory3;
280 :	edgomez	1.91
281 :	edgomez	1.41	if (image_create
282 :			(&pEnc->current->image, pEnc->mbParam.edged_width,
283 :			pEnc->mbParam.edged_height) < 0)
284 :	edgomez	1.39	goto xvid_err_memory3;
285 :	edgomez	1.41	if (image_create
286 :			(&pEnc->reference->image, pEnc->mbParam.edged_width,
287 :			pEnc->mbParam.edged_height) < 0)
288 :	edgomez	1.39	goto xvid_err_memory3;
289 :	edgomez	1.41	if (image_create
290 :			(&pEnc->vInterH, pEnc->mbParam.edged_width,
291 :			pEnc->mbParam.edged_height) < 0)
292 :	edgomez	1.39	goto xvid_err_memory3;
293 :	edgomez	1.41	if (image_create
294 :			(&pEnc->vInterV, pEnc->mbParam.edged_width,
295 :			pEnc->mbParam.edged_height) < 0)
296 :	edgomez	1.39	goto xvid_err_memory3;
297 :	edgomez	1.41	if (image_create
298 :	edgomez	1.91	(&pEnc->vInterVf, pEnc->mbParam.edged_width,
299 :			pEnc->mbParam.edged_height) < 0)
300 :			goto xvid_err_memory3;
301 :			if (image_create
302 :	edgomez	1.41	(&pEnc->vInterHV, pEnc->mbParam.edged_width,
303 :			pEnc->mbParam.edged_height) < 0)
304 :	edgomez	1.39	goto xvid_err_memory3;
305 :	edgomez	1.91	if (image_create
306 :			(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
307 :			pEnc->mbParam.edged_height) < 0)
308 :			goto xvid_err_memory3;
309 :
310 :			/* Create full bitplane for GMC, this might be wasteful */
311 :			if (image_create
312 :			(&pEnc->vGMC, pEnc->mbParam.edged_width,
313 :			pEnc->mbParam.edged_height) < 0)
314 :			goto xvid_err_memory3;
315 :
316 :
317 :
318 :			pEnc->mbParam.global = pParam->global;
319 :
320 :			/* B Frames specific init */
321 :			pEnc->mbParam.max_bframes = pParam->max_bframes;
322 :			pEnc->mbParam.bquant_ratio = pParam->bquant_ratio;
323 :			pEnc->mbParam.bquant_offset = pParam->bquant_offset;
324 :			pEnc->mbParam.frame_drop_ratio = pParam->frame_drop_ratio;
325 :			pEnc->bframes = NULL;
326 :
327 :			if (pEnc->mbParam.max_bframes > 0) {
328 :			int n;
329 :
330 :			pEnc->bframes =
331 :			xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
332 :			CACHE_LINE);
333 :
334 :			if (pEnc->bframes == NULL)
335 :			goto xvid_err_memory3;
336 :
337 :			for (n = 0; n < pEnc->mbParam.max_bframes; n++)
338 :			pEnc->bframes[n] = NULL;
339 :
340 :
341 :			for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
342 :			pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
343 :
344 :			if (pEnc->bframes[n] == NULL)
345 :			goto xvid_err_memory4;
346 :
347 :			pEnc->bframes[n]->mbs =
348 :			xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
349 :			pEnc->mbParam.mb_height, CACHE_LINE);
350 :
351 :			if (pEnc->bframes[n]->mbs == NULL)
352 :			goto xvid_err_memory4;
353 :
354 :			image_null(&pEnc->bframes[n]->image);
355 :
356 :			if (image_create
357 :			(&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
358 :			pEnc->mbParam.edged_height) < 0)
359 :			goto xvid_err_memory4;
360 :
361 :			}
362 :			}
363 :
364 :			pEnc->bframenum_head = 0;
365 :			pEnc->bframenum_tail = 0;
366 :			pEnc->flush_bframes = 0;
367 :			pEnc->bframenum_dx50bvop = -1;
368 :
369 :			pEnc->queue = NULL;
370 :
371 :			if (pEnc->mbParam.max_bframes > 0) {
372 :			int n;
373 :
374 :			pEnc->queue =
375 :			xvid_malloc(pEnc->mbParam.max_bframes * sizeof(IMAGE),
376 :			CACHE_LINE);
377 :
378 :			if (pEnc->queue == NULL)
379 :			goto xvid_err_memory4;
380 :
381 :			for (n = 0; n < pEnc->mbParam.max_bframes; n++)
382 :			image_null(&pEnc->queue[n]);
383 :
384 :			for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
385 :			if (image_create
386 :			(&pEnc->queue[n], pEnc->mbParam.edged_width,
387 :			pEnc->mbParam.edged_height) < 0)
388 :			goto xvid_err_memory5;
389 :
390 :			}
391 :			}
392 :
393 :			pEnc->queue_head = 0;
394 :			pEnc->queue_tail = 0;
395 :			pEnc->queue_size = 0;
396 :
397 :			pEnc->mbParam.m_stamp = 0;
398 :
399 :			pEnc->m_framenum = 0;
400 :			pEnc->current->stamp = 0;
401 :			pEnc->reference->stamp = 0;
402 :	edgomez	1.39
403 :	edgomez	1.41	pParam->handle = (void *) pEnc;
404 :	Isibaar	1.1
405 :	edgomez	1.41	if (pParam->rc_bitrate) {
406 :			RateControlInit(&pEnc->rate_control, pParam->rc_bitrate,
407 :			pParam->rc_reaction_delay_factor,
408 :			pParam->rc_averaging_period, pParam->rc_buffer,
409 :			pParam->fbase * 1000 / pParam->fincr,
410 :			pParam->max_quantizer, pParam->min_quantizer);
411 :	Isibaar	1.1	}
412 :
413 :	Isibaar	1.6	init_timer();
414 :	Isibaar	1.1
415 :			return XVID_ERR_OK;
416 :	edgomez	1.39
417 :			/*
418 :			* We handle all XVID_ERR_MEMORY here, this makes the code lighter
419 :			*/
420 :
421 :	edgomez	1.91	xvid_err_memory5:
422 :
423 :			if (pEnc->mbParam.max_bframes > 0) {
424 :
425 :			for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
426 :			image_destroy(&pEnc->queue[i], pEnc->mbParam.edged_width,
427 :			pEnc->mbParam.edged_height);
428 :			}
429 :			xvid_free(pEnc->queue);
430 :			}
431 :
432 :			xvid_err_memory4:
433 :
434 :			if (pEnc->mbParam.max_bframes > 0) {
435 :
436 :			for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
437 :
438 :			if (pEnc->bframes[i] == NULL)
439 :			continue;
440 :
441 :			image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
442 :			pEnc->mbParam.edged_height);
443 :	syskin	1.96
444 :	edgomez	1.91	xvid_free(pEnc->bframes[i]->mbs);
445 :	syskin	1.96
446 :	edgomez	1.91	xvid_free(pEnc->bframes[i]);
447 :
448 :	syskin	1.96	}
449 :	edgomez	1.91
450 :			xvid_free(pEnc->bframes);
451 :			}
452 :
453 :	edgomez	1.41	xvid_err_memory3:
454 :	edgomez	1.91
455 :			if (pEnc->mbParam.global & XVID_GLOBAL_EXTRASTATS)
456 :			{ image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
457 :			pEnc->mbParam.edged_height);
458 :			}
459 :
460 :			image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
461 :			pEnc->mbParam.edged_height);
462 :			image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
463 :			pEnc->mbParam.edged_height);
464 :			image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
465 :	edgomez	1.41	pEnc->mbParam.edged_height);
466 :	edgomez	1.39
467 :	edgomez	1.41	image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
468 :			pEnc->mbParam.edged_height);
469 :			image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
470 :			pEnc->mbParam.edged_height);
471 :			image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
472 :			pEnc->mbParam.edged_height);
473 :			image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
474 :			pEnc->mbParam.edged_height);
475 :	edgomez	1.91	image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
476 :			pEnc->mbParam.edged_height);
477 :	edgomez	1.41	image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
478 :			pEnc->mbParam.edged_height);
479 :	edgomez	1.91	image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
480 :			pEnc->mbParam.edged_height);
481 :
482 :			/* destroy GMC image */
483 :			image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
484 :			pEnc->mbParam.edged_height);
485 :
486 :	edgomez	1.39
487 :	edgomez	1.41	xvid_err_memory2:
488 :	edgomez	1.39	xvid_free(pEnc->current->mbs);
489 :			xvid_free(pEnc->reference->mbs);
490 :
491 :	edgomez	1.41	xvid_err_memory1:
492 :	edgomez	1.39	xvid_free(pEnc->current);
493 :			xvid_free(pEnc->reference);
494 :			xvid_free(pEnc);
495 :
496 :	edgomez	1.40	pParam->handle = NULL;
497 :
498 :	edgomez	1.39	return XVID_ERR_MEMORY;
499 :	Isibaar	1.1	}
500 :
501 :	edgomez	1.40	/*****************************************************************************
502 :			* Encoder destruction
503 :			*
504 :			* This function destroy the entire encoder structure created by a previous
505 :			* successful encoder_create call.
506 :			*
507 :			* Returned values (for now only one returned value) :
508 :	syskin	1.96	* - XVID_ERR_OK - no errors
509 :	edgomez	1.40	*
510 :			****************************************************************************/
511 :
512 :			int
513 :			encoder_destroy(Encoder * pEnc)
514 :	Isibaar	1.1	{
515 :	edgomez	1.91	int i;
516 :	syskin	1.96
517 :	edgomez	1.3	ENC_CHECK(pEnc);
518 :	Isibaar	1.1
519 :	edgomez	1.91	/* B Frames specific */
520 :			if (pEnc->mbParam.max_bframes > 0) {
521 :
522 :			for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
523 :	syskin	1.96
524 :	edgomez	1.91	image_destroy(&pEnc->queue[i], pEnc->mbParam.edged_width,
525 :			pEnc->mbParam.edged_height);
526 :			}
527 :			xvid_free(pEnc->queue);
528 :			}
529 :
530 :			if (pEnc->mbParam.max_bframes > 0) {
531 :
532 :			for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
533 :
534 :			if (pEnc->bframes[i] == NULL)
535 :			continue;
536 :
537 :			image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
538 :			pEnc->mbParam.edged_height);
539 :
540 :			xvid_free(pEnc->bframes[i]->mbs);
541 :
542 :			xvid_free(pEnc->bframes[i]);
543 :			}
544 :
545 :			xvid_free(pEnc->bframes);
546 :	syskin	1.96
547 :	edgomez	1.91	}
548 :
549 :	edgomez	1.39	/* All images, reference, current etc ... */
550 :	edgomez	1.91
551 :	edgomez	1.41	image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
552 :			pEnc->mbParam.edged_height);
553 :			image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
554 :			pEnc->mbParam.edged_height);
555 :			image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
556 :			pEnc->mbParam.edged_height);
557 :			image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
558 :			pEnc->mbParam.edged_height);
559 :	edgomez	1.91	image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
560 :			pEnc->mbParam.edged_height);
561 :	edgomez	1.41	image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
562 :			pEnc->mbParam.edged_height);
563 :	edgomez	1.91	image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
564 :			pEnc->mbParam.edged_height);
565 :	edgomez	1.78
566 :	edgomez	1.91	image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
567 :	edgomez	1.41	pEnc->mbParam.edged_height);
568 :	edgomez	1.91	image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
569 :			pEnc->mbParam.edged_height);
570 :			image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
571 :			pEnc->mbParam.edged_height);
572 :
573 :			if (pEnc->mbParam.global & XVID_GLOBAL_EXTRASTATS)
574 :			{ image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
575 :			pEnc->mbParam.edged_height);
576 :			}
577 :	edgomez	1.39
578 :			/* Encoder structure */
579 :	edgomez	1.91
580 :	suxen_drol	1.27	xvid_free(pEnc->current->mbs);
581 :			xvid_free(pEnc->current);
582 :
583 :			xvid_free(pEnc->reference->mbs);
584 :			xvid_free(pEnc->reference);
585 :
586 :	Isibaar	1.7	xvid_free(pEnc);
587 :	edgomez	1.39
588 :	edgomez	1.3	return XVID_ERR_OK;
589 :	Isibaar	1.1	}
590 :
591 :	suxen_drol	1.44
592 :	edgomez	1.91	static __inline void inc_frame_num(Encoder * pEnc)
593 :			{
594 :	edgomez	1.93	pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
595 :	edgomez	1.91	pEnc->mbParam.m_stamp += pEnc->mbParam.fincr;
596 :			}
597 :
598 :
599 :			static __inline void
600 :			queue_image(Encoder * pEnc, XVID_ENC_FRAME * pFrame)
601 :			{
602 :			if (pEnc->queue_size >= pEnc->mbParam.max_bframes)
603 :			{
604 :			DPRINTF(DPRINTF_DEBUG,"FATAL: QUEUE FULL");
605 :			return;
606 :			}
607 :
608 :			DPRINTF(DPRINTF_DEBUG,"*** QUEUE bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
609 :			pEnc->bframenum_head, pEnc->bframenum_tail,
610 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
611 :
612 :
613 :			start_timer();
614 :			if (image_input
615 :			(&pEnc->queue[pEnc->queue_tail], pEnc->mbParam.width, pEnc->mbParam.height,
616 :			pEnc->mbParam.edged_width, pFrame->image, pFrame->stride, pFrame->colorspace, pFrame->general & XVID_INTERLACING))
617 :			return;
618 :			stop_conv_timer();
619 :
620 :	edgomez	1.92	if ((pFrame->general & XVID_CHROMAOPT)) {
621 :	syskin	1.96	image_chroma_optimize(&pEnc->queue[pEnc->queue_tail],
622 :	edgomez	1.92	pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
623 :			}
624 :
625 :	edgomez	1.91	pEnc->queue_size++;
626 :			pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes;
627 :			}
628 :
629 :	syskin	1.96	static __inline void
630 :	edgomez	1.91	set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
631 :			{
632 :
633 :			pCur->ticks = (int32_t)pCur->stamp % time_base;
634 :			pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
635 :	syskin	1.96
636 :	edgomez	1.93	/* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
637 :	edgomez	1.91
638 :			/* fprintf(stderr,"WriteVop: %d - %d \n",
639 :			((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
640 :			fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
641 :			pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
642 :			fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
643 :			pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
644 :
645 :			*/
646 :			}
647 :
648 :
649 :
650 :			/* convert pFrame->intra to coding_type */
651 :			static int intra2coding_type(int intra)
652 :	suxen_drol	1.44	{
653 :	edgomez	1.91	if (intra < 0) return -1;
654 :			if (intra == 1) return I_VOP;
655 :			if (intra == 2) return B_VOP;
656 :
657 :			return P_VOP;
658 :	suxen_drol	1.32	}
659 :	suxen_drol	1.44
660 :	edgomez	1.91
661 :
662 :			/*****************************************************************************
663 :			* IPB frame encoder entry point
664 :			*
665 :			* Returned values :
666 :	syskin	1.96	* - XVID_ERR_OK - no errors
667 :			* - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
668 :			* format
669 :	edgomez	1.91	****************************************************************************/
670 :
671 :			int
672 :			encoder_encode_bframes(Encoder * pEnc,
673 :	syskin	1.96	XVID_ENC_FRAME * pFrame,
674 :			XVID_ENC_STATS * pResult)
675 :	edgomez	1.91	{
676 :			uint16_t x, y;
677 :			Bitstream bs;
678 :			uint32_t bits;
679 :	edgomez	1.95	int mode = -1; /* Just to shut up compiler warning */
680 :	edgomez	1.91
681 :			int input_valid = 1;
682 :			int bframes_count = 0;
683 :	Isibaar	1.99.2.1	int interpolate_forward = 1;
684 :			int interpolate_backward = 1;
685 :	edgomez	1.91
686 :			ENC_CHECK(pEnc);
687 :			ENC_CHECK(pFrame);
688 :			ENC_CHECK(pFrame->image);
689 :
690 :			start_global_timer();
691 :
692 :			BitstreamInit(&bs, pFrame->bitstream, 0);
693 :
694 :			ipvop_loop:
695 :
696 :			/*
697 :			* bframe "flush" code
698 :			*/
699 :
700 :			if ((pFrame->image == NULL \|\| pEnc->flush_bframes)
701 :			&& (pEnc->bframenum_head < pEnc->bframenum_tail)) {
702 :
703 :			if (pEnc->flush_bframes == 0) {
704 :			/*
705 :			* we have reached the end of stream without getting
706 :			* a future reference frame... so encode last final
707 :			* frame as a pframe
708 :			*/
709 :
710 :			DPRINTF(DPRINTF_DEBUG,"*** BFRAME (final frame) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
711 :			pEnc->bframenum_head, pEnc->bframenum_tail,
712 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
713 :
714 :			pEnc->bframenum_tail--;
715 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->reference);
716 :
717 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
718 :
719 :	Isibaar	1.99.2.1	if (pEnc->mbParam.m_quarterpel)
720 :			pEnc->current->global_flags \|= XVID_QUARTERPEL;
721 :			else
722 :			pEnc->current->global_flags &= ~XVID_QUARTERPEL;
723 :
724 :			FrameCodeP(pEnc, &bs, &bits, 1, 0, interpolate_backward);
725 :	edgomez	1.91	bframes_count = 0;
726 :	Isibaar	1.99.2.1	interpolate_forward = 0;
727 :			interpolate_backward = 1;
728 :	edgomez	1.91
729 :			BitstreamPadAlways(&bs);
730 :			pFrame->length = BitstreamLength(&bs);
731 :			pFrame->intra = 0;
732 :
733 :
734 :			emms();
735 :
736 :			if (pResult) {
737 :			pResult->quant = pEnc->current->quant;
738 :			pResult->hlength = pFrame->length - (pEnc->current->sStat.iTextBits / 8);
739 :			pResult->kblks = pEnc->current->sStat.kblks;
740 :			pResult->mblks = pEnc->current->sStat.mblks;
741 :			pResult->ublks = pEnc->current->sStat.ublks;
742 :	Isibaar	1.99.2.1	pResult->iblks = pEnc->current->sStat.iblks;
743 :			pResult->qblks = pEnc->current->sStat.qblks;
744 :	edgomez	1.91	}
745 :
746 :			return XVID_ERR_OK;
747 :			}
748 :
749 :	syskin	1.96
750 :	edgomez	1.91	DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
751 :			pEnc->bframenum_head, pEnc->bframenum_tail,
752 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
753 :
754 :	Isibaar	1.99.2.1	if (pEnc->mbParam.m_quarterpel)
755 :			pEnc->current->global_flags \|= XVID_QUARTERPEL;
756 :			else
757 :			pEnc->current->global_flags &= ~XVID_QUARTERPEL;
758 :
759 :			FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs,
760 :			&bits, interpolate_forward, interpolate_backward);
761 :	edgomez	1.91	pEnc->bframenum_head++;
762 :
763 :	Isibaar	1.99.2.1	interpolate_forward = 0;
764 :			interpolate_backward = 0;
765 :
766 :	edgomez	1.91	BitstreamPadAlways(&bs);
767 :			pFrame->length = BitstreamLength(&bs);
768 :			pFrame->intra = 2;
769 :
770 :			if (pResult) {
771 :			pResult->quant = pEnc->current->quant;
772 :			pResult->hlength = pFrame->length - (pEnc->current->sStat.iTextBits / 8);
773 :			pResult->kblks = pEnc->current->sStat.kblks;
774 :			pResult->mblks = pEnc->current->sStat.mblks;
775 :			pResult->ublks = pEnc->current->sStat.ublks;
776 :	Isibaar	1.99.2.1	pResult->iblks = pEnc->current->sStat.iblks;
777 :			pResult->qblks = pEnc->current->sStat.qblks;
778 :	edgomez	1.91	}
779 :
780 :	Isibaar	1.97	emms();
781 :
782 :			if (pFrame->quant == 0) {
783 :			RateControlUpdate(&pEnc->rate_control, pEnc->current->quant,
784 :			pFrame->length, pFrame->intra);
785 :			}
786 :
787 :	edgomez	1.91	if (input_valid)
788 :			queue_image(pEnc, pFrame);
789 :
790 :			emms();
791 :
792 :			return XVID_ERR_OK;
793 :			}
794 :
795 :			if (pEnc->bframenum_head > 0) {
796 :			pEnc->bframenum_head = pEnc->bframenum_tail = 0;
797 :
798 :			/* write an empty marker to the bitstream.
799 :			for divx5 decoder compatibility, this marker must consist
800 :	syskin	1.96	of a not-coded p-vop, with a time_base of zero, and time_increment
801 :	edgomez	1.91	indentical to the future-referece frame.
802 :			*/
803 :
804 :			if ((pEnc->mbParam.global & XVID_GLOBAL_PACKED)) {
805 :			int tmp;
806 :	syskin	1.96
807 :	edgomez	1.91	DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
808 :			pEnc->bframenum_head, pEnc->bframenum_tail,
809 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
810 :
811 :			tmp = pEnc->current->seconds;
812 :			pEnc->current->seconds = 0; /* force time_base = 0 */
813 :
814 :			BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
815 :			pEnc->current->seconds = tmp;
816 :
817 :			BitstreamPadAlways(&bs);
818 :			pFrame->length = BitstreamLength(&bs);
819 :			pFrame->intra = 4;
820 :
821 :			if (pResult) {
822 :			pResult->quant = pEnc->current->quant;
823 :			pResult->hlength = pFrame->length - (pEnc->current->sStat.iTextBits / 8);
824 :			pResult->kblks = pEnc->current->sStat.kblks;
825 :			pResult->mblks = pEnc->current->sStat.mblks;
826 :			pResult->ublks = pEnc->current->sStat.ublks;
827 :	Isibaar	1.99.2.1	pResult->iblks = pEnc->current->sStat.iblks;
828 :			pResult->qblks = pEnc->current->sStat.qblks;
829 :	Isibaar	1.97	}
830 :
831 :			emms();
832 :
833 :			if (pFrame->quant == 0) {
834 :			RateControlUpdate(&pEnc->rate_control, pEnc->current->quant,
835 :			pFrame->length, pFrame->intra);
836 :	edgomez	1.91	}
837 :
838 :			if (input_valid)
839 :			queue_image(pEnc, pFrame);
840 :
841 :			emms();
842 :
843 :			return XVID_ERR_OK;
844 :			}
845 :			}
846 :
847 :
848 :			bvop_loop:
849 :
850 :			if (pEnc->bframenum_dx50bvop != -1)
851 :			{
852 :
853 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->reference);
854 :	syskin	1.96	SWAP(FRAMEINFO *, pEnc->current, pEnc->bframes[pEnc->bframenum_dx50bvop]);
855 :	edgomez	1.91
856 :			if ((pEnc->mbParam.global & XVID_GLOBAL_DEBUG)) {
857 :			image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 IVOP");
858 :			}
859 :
860 :			if (input_valid)
861 :			{
862 :			queue_image(pEnc, pFrame);
863 :			input_valid = 0;
864 :			}
865 :
866 :			} else if (input_valid) {
867 :
868 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->reference);
869 :
870 :			start_timer();
871 :			if (image_input
872 :			(&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height,
873 :			pEnc->mbParam.edged_width, pFrame->image, pFrame->stride, pFrame->colorspace, pFrame->general & XVID_INTERLACING))
874 :			{
875 :			emms();
876 :			return XVID_ERR_FORMAT;
877 :			}
878 :			stop_conv_timer();
879 :
880 :	edgomez	1.92	if ((pFrame->general & XVID_CHROMAOPT)) {
881 :	syskin	1.96	image_chroma_optimize(&pEnc->current->image,
882 :	edgomez	1.92	pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
883 :			}
884 :
885 :	edgomez	1.93	/* queue input frame, and dequue next image */
886 :	edgomez	1.91	if (pEnc->queue_size > 0)
887 :			{
888 :			image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_tail]);
889 :			if (pEnc->queue_head != pEnc->queue_tail)
890 :			{
891 :			image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head]);
892 :			}
893 :			pEnc->queue_head = (pEnc->queue_head + 1) % pEnc->mbParam.max_bframes;
894 :			pEnc->queue_tail = (pEnc->queue_tail + 1) % pEnc->mbParam.max_bframes;
895 :			}
896 :
897 :			} else if (pEnc->queue_size > 0) {
898 :	syskin	1.96
899 :	edgomez	1.91	SWAP(FRAMEINFO *, pEnc->current, pEnc->reference);
900 :
901 :			image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head]);
902 :			pEnc->queue_head = (pEnc->queue_head + 1) % pEnc->mbParam.max_bframes;
903 :			pEnc->queue_size--;
904 :
905 :			} else {
906 :
907 :			/* if nothing was encoded, write an 'ignore this frame' flag
908 :			to the bitstream */
909 :
910 :			if (BitstreamPos(&bs) == 0) {
911 :
912 :			DPRINTF(DPRINTF_DEBUG,"*** SKIP bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
913 :			pEnc->bframenum_head, pEnc->bframenum_tail,
914 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
915 :
916 :	edgomez	1.93	/* That disabled line of code was supposed to inform VirtualDub
917 :			* that the frame was a dummy delay frame - now disabled (thx god :-)
918 :			*/
919 :	syskin	1.96	//BitstreamPutBits(&bs, 0x7f, 8);
920 :	edgomez	1.91	pFrame->intra = 5;
921 :
922 :			if (pResult) {
923 :			/*
924 :			* We must decide what to put there because i know some apps
925 :			* are storing statistics about quantizers and just do
926 :			* stats[quant]++ or stats[quant-1]++
927 :			* transcode is one of these app with its 2pass module
928 :			*/
929 :
930 :			/*
931 :			* For now i prefer 31 than 0 that could lead to a segfault
932 :			* in transcode
933 :			*/
934 :			pResult->quant = 31;
935 :
936 :			pResult->hlength = 0;
937 :			pResult->kblks = 0;
938 :			pResult->mblks = 0;
939 :			pResult->ublks = 0;
940 :	Isibaar	1.99.2.1	pResult->iblks = 0;
941 :			pResult->qblks = 0;
942 :	edgomez	1.91	}
943 :			} else {
944 :
945 :			if (pResult) {
946 :			pResult->quant = pEnc->current->quant;
947 :			pResult->hlength = pFrame->length - (pEnc->current->sStat.iTextBits / 8);
948 :			pResult->kblks = pEnc->current->sStat.kblks;
949 :			pResult->mblks = pEnc->current->sStat.mblks;
950 :			pResult->ublks = pEnc->current->sStat.ublks;
951 :	Isibaar	1.99.2.1	pResult->iblks = pEnc->current->sStat.iblks;
952 :			pResult->qblks = pEnc->current->sStat.qblks;
953 :	edgomez	1.91	}
954 :
955 :			}
956 :
957 :			pFrame->length = BitstreamLength(&bs);
958 :
959 :			emms();
960 :
961 :			return XVID_ERR_OK;
962 :			}
963 :
964 :			pEnc->flush_bframes = 0;
965 :
966 :			emms();
967 :
968 :	edgomez	1.93	/* only inc frame num, adapt quant, etc. if we havent seen it before */
969 :	edgomez	1.91	if (pEnc->bframenum_dx50bvop < 0 )
970 :			{
971 :			mode = intra2coding_type(pFrame->intra);
972 :			if (pFrame->quant == 0)
973 :			pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0);
974 :			else
975 :			pEnc->current->quant = pFrame->quant;
976 :
977 :			/* if (pEnc->current->quant < 1)
978 :			pEnc->current->quant = 1;
979 :
980 :			if (pEnc->current->quant > 31)
981 :			pEnc->current->quant = 31;
982 :			*/
983 :			pEnc->current->global_flags = pFrame->general;
984 :			pEnc->current->motion_flags = pFrame->motion;
985 :
986 :			/* ToDo : dynamic fcode (in both directions) */
987 :			pEnc->current->fcode = pEnc->mbParam.m_fcode;
988 :			pEnc->current->bcode = pEnc->mbParam.m_fcode;
989 :
990 :			inc_frame_num(pEnc);
991 :
992 :			if (pFrame->general & XVID_EXTRASTATS)
993 :			{ image_copy(&pEnc->sOriginal, &pEnc->current->image,
994 :			pEnc->mbParam.edged_width, pEnc->mbParam.height);
995 :			}
996 :
997 :			emms();
998 :
999 :			if ((pEnc->mbParam.global & XVID_GLOBAL_DEBUG)) {
1000 :	syskin	1.96	image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1001 :	edgomez	1.91	"%i if:%i st:%i", pEnc->m_framenum++, pEnc->iFrameNum, pEnc->current->stamp);
1002 :			}
1003 :
1004 :			/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1005 :			* Luminance masking
1006 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1007 :
1008 :			if ((pEnc->current->global_flags & XVID_LUMIMASKING)) {
1009 :			int *temp_dquants =
1010 :			(int ) xvid_malloc(pEnc->mbParam.mb_width
1011 :			pEnc->mbParam.mb_height * sizeof(int),
1012 :			CACHE_LINE);
1013 :
1014 :			pEnc->current->quant =
1015 :			adaptive_quantization(pEnc->current->image.y,
1016 :			pEnc->mbParam.edged_width, temp_dquants,
1017 :			pEnc->current->quant, pEnc->current->quant,
1018 :			2 * pEnc->current->quant,
1019 :			pEnc->mbParam.mb_width,
1020 :			pEnc->mbParam.mb_height);
1021 :
1022 :			for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1023 :
1024 :			#define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width)
1025 :
1026 :			for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1027 :			MACROBLOCK *pMB = &pEnc->current->mbs[OFFSET(x, y)];
1028 :
1029 :			pMB->dquant = iDQtab[temp_dquants[OFFSET(x, y)] + 2];
1030 :			}
1031 :			#undef OFFSET
1032 :			}
1033 :			xvid_free(temp_dquants);
1034 :			}
1035 :			}
1036 :
1037 :			/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1038 :			* ivop/pvop/bvop selection
1039 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1040 :			pEnc->iFrameNum++;
1041 :
1042 :			if (pEnc->iFrameNum == 0 \|\| pEnc->bframenum_dx50bvop >= 0 \|\|
1043 :	syskin	1.96	(mode < 0 && pEnc->mbParam.iMaxKeyInterval > 0 &&
1044 :			pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)) {
1045 :	edgomez	1.91	mode = I_VOP;
1046 :	syskin	1.96	} else {
1047 :	edgomez	1.91	mode = MEanalysis(&pEnc->reference->image, pEnc->current,
1048 :			&pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1049 :	syskin	1.96	(/mode < 0/1/hack/) ? pEnc->iFrameNum : 0,
1050 :	syskin	1.99	bframes_count++, pFrame->bframe_threshold);
1051 :	edgomez	1.91	}
1052 :
1053 :			if (mode == I_VOP) {
1054 :			/*
1055 :			* This will be coded as an Intra Frame
1056 :			*/
1057 :			if ((pEnc->current->global_flags & XVID_QUARTERPEL))
1058 :			pEnc->mbParam.m_quarterpel = 1;
1059 :			else
1060 :			pEnc->mbParam.m_quarterpel = 0;
1061 :
1062 :			if (pEnc->current->global_flags & XVID_MPEGQUANT) pEnc->mbParam.m_quant_type = MPEG4_QUANT;
1063 :
1064 :			if ((pEnc->current->global_flags & XVID_CUSTOM_QMATRIX) > 0) {
1065 :			if (pFrame->quant_intra_matrix != NULL)
1066 :			set_intra_matrix(pFrame->quant_intra_matrix);
1067 :			if (pFrame->quant_inter_matrix != NULL)
1068 :			set_inter_matrix(pFrame->quant_inter_matrix);
1069 :			}
1070 :
1071 :
1072 :			DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1073 :			pEnc->bframenum_head, pEnc->bframenum_tail,
1074 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1075 :	syskin	1.96
1076 :	edgomez	1.91	if ((pEnc->mbParam.global & XVID_GLOBAL_DEBUG)) {
1077 :			image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1078 :			}
1079 :
1080 :	edgomez	1.93	/* when we reach an iframe in DX50BVOP mode, encode the last bframe as a pframe */
1081 :	edgomez	1.91
1082 :			if ((pEnc->mbParam.global & XVID_GLOBAL_DX50BVOP) && pEnc->bframenum_tail > 0) {
1083 :
1084 :			pEnc->bframenum_tail--;
1085 :			pEnc->bframenum_dx50bvop = pEnc->bframenum_tail;
1086 :
1087 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->bframes[pEnc->bframenum_dx50bvop]);
1088 :			if ((pEnc->mbParam.global & XVID_GLOBAL_DEBUG)) {
1089 :			image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1090 :			}
1091 :	Isibaar	1.99.2.1
1092 :			if (pEnc->mbParam.m_quarterpel)
1093 :			pEnc->current->global_flags \|= XVID_QUARTERPEL;
1094 :			else
1095 :			pEnc->current->global_flags &= ~XVID_QUARTERPEL;
1096 :
1097 :			FrameCodeP(pEnc, &bs, &bits, 1, 0, interpolate_backward);
1098 :	edgomez	1.91	bframes_count = 0;
1099 :			pFrame->intra = 0;
1100 :	Isibaar	1.99.2.1	interpolate_forward = 0;
1101 :			interpolate_backward = 1;
1102 :	edgomez	1.91
1103 :			} else {
1104 :
1105 :	Isibaar	1.99.2.1	if (pEnc->mbParam.m_quarterpel)
1106 :			pEnc->current->global_flags \|= XVID_QUARTERPEL;
1107 :			else
1108 :			pEnc->current->global_flags &= ~XVID_QUARTERPEL;
1109 :
1110 :	edgomez	1.91	FrameCodeI(pEnc, &bs, &bits);
1111 :			bframes_count = 0;
1112 :	Isibaar	1.99.2.1	interpolate_forward = 1;
1113 :			interpolate_backward = 1;
1114 :	edgomez	1.91	pFrame->intra = 1;
1115 :
1116 :			pEnc->bframenum_dx50bvop = -1;
1117 :			}
1118 :
1119 :			pEnc->flush_bframes = 1;
1120 :
1121 :			if ((pEnc->mbParam.global & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1122 :			BitstreamPadAlways(&bs);
1123 :			input_valid = 0;
1124 :			goto ipvop_loop;
1125 :			}
1126 :
1127 :			/*
1128 :			* NB : sequences like "IIBB" decode fine with msfdam but,
1129 :	syskin	1.96	* go screwy with divx 5.00
1130 :	edgomez	1.91	*/
1131 :			} else if (mode == P_VOP \|\| mode == S_VOP \|\| pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1132 :			/*
1133 :			* This will be coded as a Predicted Frame
1134 :			*/
1135 :
1136 :			DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1137 :			pEnc->bframenum_head, pEnc->bframenum_tail,
1138 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1139 :	syskin	1.96
1140 :	edgomez	1.91	if ((pEnc->mbParam.global & XVID_GLOBAL_DEBUG)) {
1141 :			image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1142 :			}
1143 :
1144 :	Isibaar	1.99.2.1	if (pEnc->mbParam.m_quarterpel)
1145 :			pEnc->current->global_flags \|= XVID_QUARTERPEL;
1146 :			else
1147 :			pEnc->current->global_flags &= ~XVID_QUARTERPEL;
1148 :
1149 :			FrameCodeP(pEnc, &bs, &bits, 1, 0, interpolate_backward);
1150 :	edgomez	1.91	bframes_count = 0;
1151 :			pFrame->intra = 0;
1152 :	Isibaar	1.99.2.1	interpolate_forward = 0;
1153 :			interpolate_backward = 1;
1154 :	edgomez	1.91	pEnc->flush_bframes = 1;
1155 :
1156 :			if ((pEnc->mbParam.global & XVID_GLOBAL_PACKED) && (pEnc->bframenum_tail > 0)) {
1157 :			BitstreamPadAlways(&bs);
1158 :			input_valid = 0;
1159 :			goto ipvop_loop;
1160 :			}
1161 :
1162 :			} else { /* mode == B_VOP */
1163 :			/*
1164 :			* This will be coded as a Bidirectional Frame
1165 :			*/
1166 :
1167 :			if ((pEnc->mbParam.global & XVID_GLOBAL_DEBUG)) {
1168 :			image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1169 :			}
1170 :
1171 :			if (pFrame->bquant < 1) {
1172 :	syskin	1.96	pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1173 :	edgomez	1.91	pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1174 :
1175 :			} else {
1176 :			pEnc->current->quant = pFrame->bquant;
1177 :			}
1178 :
1179 :			if (pEnc->current->quant < 1)
1180 :			pEnc->current->quant = 1;
1181 :			else if (pEnc->current->quant > 31)
1182 :	syskin	1.96	pEnc->current->quant = 31;
1183 :
1184 :	edgomez	1.91	DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1185 :			pEnc->bframenum_head, pEnc->bframenum_tail,
1186 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1187 :
1188 :			/* store frame into bframe buffer & swap ref back to current */
1189 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1190 :			SWAP(FRAMEINFO *, pEnc->current, pEnc->reference);
1191 :
1192 :			pEnc->bframenum_tail++;
1193 :
1194 :	edgomez	1.93	/* bframe report by koepi */
1195 :	edgomez	1.91	pFrame->intra = 2;
1196 :			pFrame->length = 0;
1197 :
1198 :			input_valid = 0;
1199 :			goto bvop_loop;
1200 :			}
1201 :
1202 :			BitstreamPadAlways(&bs);
1203 :			pFrame->length = BitstreamLength(&bs);
1204 :
1205 :			if (pResult) {
1206 :			pResult->quant = pEnc->current->quant;
1207 :			pResult->hlength = pFrame->length - (pEnc->current->sStat.iTextBits / 8);
1208 :			pResult->kblks = pEnc->current->sStat.kblks;
1209 :			pResult->mblks = pEnc->current->sStat.mblks;
1210 :			pResult->ublks = pEnc->current->sStat.ublks;
1211 :	Isibaar	1.99.2.1	pResult->iblks = pEnc->current->sStat.iblks;
1212 :			pResult->qblks = pEnc->current->sStat.qblks;
1213 :	edgomez	1.91
1214 :			if (pFrame->general & XVID_EXTRASTATS)
1215 :			{ pResult->sse_y =
1216 :			plane_sse( pEnc->sOriginal.y, pEnc->current->image.y,
1217 :			pEnc->mbParam.edged_width, pEnc->mbParam.width,
1218 :			pEnc->mbParam.height);
1219 :
1220 :			pResult->sse_u =
1221 :			plane_sse( pEnc->sOriginal.u, pEnc->current->image.u,
1222 :			pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
1223 :			pEnc->mbParam.height/2);
1224 :
1225 :			pResult->sse_v =
1226 :			plane_sse( pEnc->sOriginal.v, pEnc->current->image.v,
1227 :			pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
1228 :	syskin	1.96	pEnc->mbParam.height/2);
1229 :	edgomez	1.91	}
1230 :			}
1231 :
1232 :			emms();
1233 :
1234 :			if (pFrame->quant == 0) {
1235 :			RateControlUpdate(&pEnc->rate_control, pEnc->current->quant,
1236 :			pFrame->length, pFrame->intra);
1237 :			}
1238 :
1239 :			stop_global_timer();
1240 :			write_timer();
1241 :
1242 :			emms();
1243 :			return XVID_ERR_OK;
1244 :			}
1245 :
1246 :
1247 :
1248 :	edgomez	1.40	/*****************************************************************************
1249 :	suxen_drol	1.44	* "original" IP frame encoder entry point
1250 :			*
1251 :			* Returned values :
1252 :	syskin	1.96	* - XVID_ERR_OK - no errors
1253 :			* - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
1254 :			* format
1255 :	edgomez	1.40	****************************************************************************/
1256 :	suxen_drol	1.44
1257 :	edgomez	1.40	int
1258 :			encoder_encode(Encoder * pEnc,
1259 :	edgomez	1.41	XVID_ENC_FRAME * pFrame,
1260 :			XVID_ENC_STATS * pResult)
1261 :	Isibaar	1.1	{
1262 :	edgomez	1.3	uint16_t x, y;
1263 :			Bitstream bs;
1264 :			uint32_t bits;
1265 :	Isibaar	1.2	uint16_t write_vol_header = 0;
1266 :	Isibaar	1.99.2.1	unsigned int old_qpel;
1267 :	edgomez	1.41
1268 :	Isibaar	1.23	float psnr;
1269 :	chl	1.94	char temp[128];
1270 :	Isibaar	1.1
1271 :			start_global_timer();
1272 :
1273 :	edgomez	1.3	ENC_CHECK(pEnc);
1274 :			ENC_CHECK(pFrame);
1275 :			ENC_CHECK(pFrame->bitstream);
1276 :			ENC_CHECK(pFrame->image);
1277 :	Isibaar	1.1
1278 :	edgomez	1.91	SWAP(FRAMEINFO *, pEnc->current, pEnc->reference);
1279 :	suxen_drol	1.27
1280 :			pEnc->current->global_flags = pFrame->general;
1281 :			pEnc->current->motion_flags = pFrame->motion;
1282 :	h	1.20	pEnc->mbParam.hint = &pFrame->hint;
1283 :	Isibaar	1.1
1284 :	edgomez	1.91	inc_frame_num(pEnc);
1285 :
1286 :			/* disable alternate scan flag if interlacing is not enabled */
1287 :			if ((pEnc->current->global_flags & XVID_ALTERNATESCAN) &&
1288 :			!(pEnc->current->global_flags & XVID_INTERLACING))
1289 :			{
1290 :			pEnc->current->global_flags -= XVID_ALTERNATESCAN;
1291 :			}
1292 :
1293 :	Isibaar	1.1	start_timer();
1294 :	edgomez	1.41	if (image_input
1295 :			(&pEnc->current->image, pEnc->mbParam.width, pEnc->mbParam.height,
1296 :	edgomez	1.91	pEnc->mbParam.edged_width, pFrame->image, pFrame->stride, pFrame->colorspace, pFrame->general & XVID_INTERLACING) < 0)
1297 :	Isibaar	1.1	return XVID_ERR_FORMAT;
1298 :			stop_conv_timer();
1299 :	edgomez	1.92
1300 :			if ((pFrame->general & XVID_CHROMAOPT)) {
1301 :	syskin	1.96	image_chroma_optimize(&pEnc->current->image,
1302 :	edgomez	1.92	pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1303 :			}
1304 :	Isibaar	1.1
1305 :	edgomez	1.91	if (pFrame->general & XVID_EXTRASTATS)
1306 :			{ image_copy(&pEnc->sOriginal, &pEnc->current->image,
1307 :			pEnc->mbParam.edged_width, pEnc->mbParam.height);
1308 :			}
1309 :	Isibaar	1.23
1310 :	edgomez	1.42	emms();
1311 :	suxen_drol	1.27
1312 :	edgomez	1.3	BitstreamInit(&bs, pFrame->bitstream, 0);
1313 :	Isibaar	1.1
1314 :	edgomez	1.41	if (pFrame->quant == 0) {
1315 :			pEnc->current->quant = RateControlGetQ(&pEnc->rate_control, 0);
1316 :			} else {
1317 :	suxen_drol	1.27	pEnc->current->quant = pFrame->quant;
1318 :	Isibaar	1.1	}
1319 :
1320 :	Isibaar	1.99.2.1	old_qpel = pEnc->mbParam.m_quarterpel;
1321 :
1322 :	edgomez	1.91	if ((pEnc->current->global_flags & XVID_QUARTERPEL))
1323 :			pEnc->mbParam.m_quarterpel = 1;
1324 :			else
1325 :			pEnc->mbParam.m_quarterpel = 0;
1326 :
1327 :	edgomez	1.41	if ((pEnc->current->global_flags & XVID_LUMIMASKING)) {
1328 :			int *temp_dquants =
1329 :			(int ) xvid_malloc(pEnc->mbParam.mb_width
1330 :			pEnc->mbParam.mb_height * sizeof(int),
1331 :			CACHE_LINE);
1332 :
1333 :	edgomez	1.40	pEnc->current->quant =
1334 :			adaptive_quantization(pEnc->current->image.y,
1335 :	edgomez	1.41	pEnc->mbParam.edged_width, temp_dquants,
1336 :			pEnc->current->quant, pEnc->current->quant,
1337 :			2 * pEnc->current->quant,
1338 :			pEnc->mbParam.mb_width,
1339 :			pEnc->mbParam.mb_height);
1340 :
1341 :			for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1342 :	edgomez	1.40
1343 :	edgomez	1.41	#define OFFSET(x,y) ((x) + (y)*pEnc->mbParam.mb_width)
1344 :
1345 :			for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1346 :	edgomez	1.40
1347 :
1348 :	edgomez	1.41	MACROBLOCK *pMB = &pEnc->current->mbs[OFFSET(x, y)];
1349 :	edgomez	1.40
1350 :	edgomez	1.41	pMB->dquant = iDQtab[temp_dquants[OFFSET(x, y)] + 2];
1351 :	Isibaar	1.1	}
1352 :	edgomez	1.40
1353 :	edgomez	1.41	#undef OFFSET
1354 :	edgomez	1.40	}
1355 :
1356 :	Isibaar	1.7	xvid_free(temp_dquants);
1357 :	Isibaar	1.1	}
1358 :
1359 :	edgomez	1.41	if (pEnc->current->global_flags & XVID_H263QUANT) {
1360 :			if (pEnc->mbParam.m_quant_type != H263_QUANT)
1361 :	Isibaar	1.4	write_vol_header = 1;
1362 :	suxen_drol	1.27	pEnc->mbParam.m_quant_type = H263_QUANT;
1363 :	edgomez	1.41	} else if (pEnc->current->global_flags & XVID_MPEGQUANT) {
1364 :	edgomez	1.40	int matrix1_changed, matrix2_changed;
1365 :	Isibaar	1.1
1366 :	edgomez	1.40	matrix1_changed = matrix2_changed = 0;
1367 :	edgomez	1.13
1368 :	edgomez	1.41	if (pEnc->mbParam.m_quant_type != MPEG4_QUANT)
1369 :	Isibaar	1.4	write_vol_header = 1;
1370 :	edgomez	1.41
1371 :	suxen_drol	1.27	pEnc->mbParam.m_quant_type = MPEG4_QUANT;
1372 :	edgomez	1.41
1373 :	suxen_drol	1.27	if ((pEnc->current->global_flags & XVID_CUSTOM_QMATRIX) > 0) {
1374 :	edgomez	1.41	if (pFrame->quant_intra_matrix != NULL)
1375 :			matrix1_changed = set_intra_matrix(pFrame->quant_intra_matrix);
1376 :			if (pFrame->quant_inter_matrix != NULL)
1377 :			matrix2_changed = set_inter_matrix(pFrame->quant_inter_matrix);
1378 :			} else {
1379 :	edgomez	1.40	matrix1_changed = set_intra_matrix(get_default_intra_matrix());
1380 :			matrix2_changed = set_inter_matrix(get_default_inter_matrix());
1381 :	Isibaar	1.4	}
1382 :	edgomez	1.41	if (write_vol_header == 0)
1383 :	edgomez	1.40	write_vol_header = matrix1_changed \| matrix2_changed;
1384 :	Isibaar	1.2	}
1385 :	Isibaar	1.1
1386 :	edgomez	1.41	if (pFrame->intra < 0) {
1387 :	edgomez	1.91	if ((pEnc->iFrameNum == -1)
1388 :			\|\| ((pEnc->mbParam.iMaxKeyInterval > 0)
1389 :			&& (pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval))) {
1390 :	edgomez	1.41	pFrame->intra = FrameCodeI(pEnc, &bs, &bits);
1391 :			} else {
1392 :	Isibaar	1.99.2.1	if (old_qpel != pEnc->mbParam.m_quarterpel)
1393 :			pEnc->mbParam.m_quarterpel = old_qpel;
1394 :			pFrame->intra = FrameCodeP(pEnc, &bs, &bits, 0, write_vol_header, 1);
1395 :	edgomez	1.40	}
1396 :	edgomez	1.41	} else {
1397 :			if (pFrame->intra == 1) {
1398 :			pFrame->intra = FrameCodeI(pEnc, &bs, &bits);
1399 :			} else {
1400 :	Isibaar	1.99.2.1	if (old_qpel != pEnc->mbParam.m_quarterpel)
1401 :			pEnc->mbParam.m_quarterpel = old_qpel;
1402 :			pFrame->intra = FrameCodeP(pEnc, &bs, &bits, 1, write_vol_header, 1);
1403 :	edgomez	1.40	}
1404 :
1405 :	edgomez	1.3	}
1406 :	Isibaar	1.1
1407 :	edgomez	1.93	/* Relic from OpenDivX - now disabled
1408 :			BitstreamPutBits(&bs, 0xFFFF, 16);
1409 :			BitstreamPutBits(&bs, 0xFFFF, 16);
1410 :			*/
1411 :
1412 :	edgomez	1.91	BitstreamPadAlways(&bs);
1413 :	edgomez	1.3	pFrame->length = BitstreamLength(&bs);
1414 :	h	1.5
1415 :	edgomez	1.41	if (pResult) {
1416 :	suxen_drol	1.27	pResult->quant = pEnc->current->quant;
1417 :	edgomez	1.91	pResult->hlength = pFrame->length - (pEnc->current->sStat.iTextBits / 8);
1418 :			pResult->kblks = pEnc->current->sStat.kblks;
1419 :			pResult->mblks = pEnc->current->sStat.mblks;
1420 :			pResult->ublks = pEnc->current->sStat.ublks;
1421 :	Isibaar	1.99.2.1	pResult->iblks = pEnc->current->sStat.iblks;
1422 :			pResult->qblks = pEnc->current->sStat.qblks;
1423 :	edgomez	1.3	}
1424 :	edgomez	1.41
1425 :	edgomez	1.42	emms();
1426 :	Isibaar	1.7
1427 :	edgomez	1.41	if (pFrame->quant == 0) {
1428 :	edgomez	1.91	RateControlUpdate(&pEnc->rate_control, pEnc->current->quant,
1429 :	edgomez	1.41	pFrame->length, pFrame->intra);
1430 :	Isibaar	1.1	}
1431 :	edgomez	1.91	if (pFrame->general & XVID_EXTRASTATS)
1432 :			{
1433 :			psnr =
1434 :			image_psnr(&pEnc->sOriginal, &pEnc->current->image,
1435 :			pEnc->mbParam.edged_width, pEnc->mbParam.width,
1436 :			pEnc->mbParam.height);
1437 :	syskin	1.96
1438 :	edgomez	1.91	snprintf(temp, 127, "PSNR: %f\n", psnr);
1439 :			}
1440 :	Isibaar	1.1
1441 :			pEnc->iFrameNum++;
1442 :	edgomez	1.41
1443 :	Isibaar	1.1	stop_global_timer();
1444 :			write_timer();
1445 :
1446 :			return XVID_ERR_OK;
1447 :			}
1448 :
1449 :
1450 :	edgomez	1.41	static __inline void
1451 :			CodeIntraMB(Encoder * pEnc,
1452 :			MACROBLOCK * pMB)
1453 :			{
1454 :	Isibaar	1.1
1455 :			pMB->mode = MODE_INTRA;
1456 :
1457 :	suxen_drol	1.27	/* zero mv statistics */
1458 :			pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1459 :			pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1460 :			pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1461 :			pMB->sad16 = 0;
1462 :
1463 :			if ((pEnc->current->global_flags & XVID_LUMIMASKING)) {
1464 :	edgomez	1.41	if (pMB->dquant != NO_CHANGE) {
1465 :	Isibaar	1.1	pMB->mode = MODE_INTRA_Q;
1466 :	suxen_drol	1.27	pEnc->current->quant += DQtab[pMB->dquant];
1467 :	edgomez	1.41
1468 :			if (pEnc->current->quant > 31)
1469 :			pEnc->current->quant = 31;
1470 :			if (pEnc->current->quant < 1)
1471 :			pEnc->current->quant = 1;
1472 :	Isibaar	1.1	}
1473 :			}
1474 :
1475 :	suxen_drol	1.27	pMB->quant = pEnc->current->quant;
1476 :	Isibaar	1.1	}
1477 :
1478 :
1479 :	h	1.20	#define FCODEBITS 3
1480 :			#define MODEBITS 5
1481 :
1482 :	edgomez	1.41	void
1483 :			HintedMESet(Encoder * pEnc,
1484 :			int *intra)
1485 :	h	1.20	{
1486 :	edgomez	1.41	HINTINFO *hint;
1487 :	h	1.20	Bitstream bs;
1488 :			int length, high;
1489 :			uint32_t x, y;
1490 :
1491 :			hint = pEnc->mbParam.hint;
1492 :
1493 :	edgomez	1.41	if (hint->rawhints) {
1494 :	h	1.20	*intra = hint->mvhint.intra;
1495 :	edgomez	1.41	} else {
1496 :	h	1.20	BitstreamInit(&bs, hint->hintstream, hint->hintlength);
1497 :			*intra = BitstreamGetBit(&bs);
1498 :			}
1499 :
1500 :	edgomez	1.41	if (*intra) {
1501 :	h	1.20	return;
1502 :			}
1503 :
1504 :	edgomez	1.95	pEnc->current->fcode = (hint->rawhints) ?
1505 :			(uint32_t)hint->mvhint.fcode : BitstreamGetBits(&bs, FCODEBITS);
1506 :	edgomez	1.41
1507 :			length = pEnc->current->fcode + 5;
1508 :			high = 1 << (length - 1);
1509 :
1510 :			for (y = 0; y < pEnc->mbParam.mb_height; ++y) {
1511 :			for (x = 0; x < pEnc->mbParam.mb_width; ++x) {
1512 :			MACROBLOCK *pMB =
1513 :			&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1514 :			MVBLOCKHINT *bhint =
1515 :			&hint->mvhint.block[x + y * pEnc->mbParam.mb_width];
1516 :	chl	1.53	VECTOR pred;
1517 :	h	1.20	VECTOR tmp;
1518 :			int vec;
1519 :
1520 :	edgomez	1.95	pMB->mode = (hint->rawhints) ?
1521 :			(uint32_t)bhint->mode : BitstreamGetBits(&bs, MODEBITS);
1522 :	h	1.20
1523 :	h	1.26	pMB->mode = (pMB->mode == MODE_INTER_Q) ? MODE_INTER : pMB->mode;
1524 :			pMB->mode = (pMB->mode == MODE_INTRA_Q) ? MODE_INTRA : pMB->mode;
1525 :
1526 :	edgomez	1.41	if (pMB->mode == MODE_INTER) {
1527 :	edgomez	1.95	tmp.x = (hint->rawhints) ?
1528 :			bhint->mvs[0].x : (int)BitstreamGetBits(&bs, length);
1529 :			tmp.y = (hint->rawhints) ?
1530 :			bhint->mvs[0].y : (int)BitstreamGetBits(&bs, length);
1531 :	edgomez	1.41	tmp.x -= (tmp.x >= high) ? high * 2 : 0;
1532 :			tmp.y -= (tmp.y >= high) ? high * 2 : 0;
1533 :
1534 :	chl	1.53	pred = get_pmv2(pEnc->current->mbs,pEnc->mbParam.mb_width,0,x,y,0);
1535 :	edgomez	1.41
1536 :			for (vec = 0; vec < 4; ++vec) {
1537 :			pMB->mvs[vec].x = tmp.x;
1538 :			pMB->mvs[vec].y = tmp.y;
1539 :	chl	1.53	pMB->pmvs[vec].x = pMB->mvs[0].x - pred.x;
1540 :			pMB->pmvs[vec].y = pMB->mvs[0].y - pred.y;
1541 :	h	1.20	}
1542 :	edgomez	1.41	} else if (pMB->mode == MODE_INTER4V) {
1543 :			for (vec = 0; vec < 4; ++vec) {
1544 :	edgomez	1.95	tmp.x = (hint->rawhints) ?
1545 :			bhint->mvs[vec].x : (int)BitstreamGetBits(&bs, length);
1546 :			tmp.y = (hint->rawhints) ?
1547 :			bhint->mvs[vec].y : (int)BitstreamGetBits(&bs, length);
1548 :	edgomez	1.41	tmp.x -= (tmp.x >= high) ? high * 2 : 0;
1549 :			tmp.y -= (tmp.y >= high) ? high * 2 : 0;
1550 :	h	1.20
1551 :	chl	1.53	pred = get_pmv2(pEnc->current->mbs,pEnc->mbParam.mb_width,0,x,y,vec);
1552 :	h	1.20
1553 :	edgomez	1.41	pMB->mvs[vec].x = tmp.x;
1554 :			pMB->mvs[vec].y = tmp.y;
1555 :	chl	1.53	pMB->pmvs[vec].x = pMB->mvs[vec].x - pred.x;
1556 :			pMB->pmvs[vec].y = pMB->mvs[vec].y - pred.y;
1557 :	h	1.20	}
1558 :	edgomez	1.93	} else /* intra / stuffing / not_coded */
1559 :	h	1.20	{
1560 :	edgomez	1.41	for (vec = 0; vec < 4; ++vec) {
1561 :			pMB->mvs[vec].x = pMB->mvs[vec].y = 0;
1562 :	h	1.26	}
1563 :			}
1564 :
1565 :	suxen_drol	1.27	if (pMB->mode == MODE_INTER4V &&
1566 :	edgomez	1.41	(pEnc->current->global_flags & XVID_LUMIMASKING)
1567 :			&& pMB->dquant != NO_CHANGE) {
1568 :	h	1.26	pMB->mode = MODE_INTRA;
1569 :
1570 :	edgomez	1.41	for (vec = 0; vec < 4; ++vec) {
1571 :	h	1.26	pMB->mvs[vec].x = pMB->mvs[vec].y = 0;
1572 :	h	1.20	}
1573 :			}
1574 :			}
1575 :			}
1576 :			}
1577 :
1578 :
1579 :	edgomez	1.41	void
1580 :			HintedMEGet(Encoder * pEnc,
1581 :			int intra)
1582 :	h	1.20	{
1583 :	edgomez	1.41	HINTINFO *hint;
1584 :	h	1.20	Bitstream bs;
1585 :			uint32_t x, y;
1586 :			int length, high;
1587 :
1588 :			hint = pEnc->mbParam.hint;
1589 :
1590 :	edgomez	1.41	if (hint->rawhints) {
1591 :	h	1.20	hint->mvhint.intra = intra;
1592 :	edgomez	1.41	} else {
1593 :	h	1.20	BitstreamInit(&bs, hint->hintstream, 0);
1594 :			BitstreamPutBit(&bs, intra);
1595 :			}
1596 :
1597 :	edgomez	1.41	if (intra) {
1598 :			if (!hint->rawhints) {
1599 :	edgomez	1.91	BitstreamPadAlways(&bs);
1600 :	h	1.20	hint->hintlength = BitstreamLength(&bs);
1601 :			}
1602 :			return;
1603 :			}
1604 :
1605 :	edgomez	1.41	length = pEnc->current->fcode + 5;
1606 :			high = 1 << (length - 1);
1607 :	h	1.20
1608 :	edgomez	1.41	if (hint->rawhints) {
1609 :	suxen_drol	1.27	hint->mvhint.fcode = pEnc->current->fcode;
1610 :	edgomez	1.41	} else {
1611 :	suxen_drol	1.27	BitstreamPutBits(&bs, pEnc->current->fcode, FCODEBITS);
1612 :	h	1.20	}
1613 :
1614 :	edgomez	1.41	for (y = 0; y < pEnc->mbParam.mb_height; ++y) {
1615 :			for (x = 0; x < pEnc->mbParam.mb_width; ++x) {
1616 :			MACROBLOCK *pMB =
1617 :			&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1618 :			MVBLOCKHINT *bhint =
1619 :			&hint->mvhint.block[x + y * pEnc->mbParam.mb_width];
1620 :	h	1.20	VECTOR tmp;
1621 :
1622 :	edgomez	1.41	if (hint->rawhints) {
1623 :	h	1.20	bhint->mode = pMB->mode;
1624 :	edgomez	1.41	} else {
1625 :	h	1.20	BitstreamPutBits(&bs, pMB->mode, MODEBITS);
1626 :			}
1627 :
1628 :	edgomez	1.41	if (pMB->mode == MODE_INTER \|\| pMB->mode == MODE_INTER_Q) {
1629 :			tmp.x = pMB->mvs[0].x;
1630 :			tmp.y = pMB->mvs[0].y;
1631 :			tmp.x += (tmp.x < 0) ? high * 2 : 0;
1632 :			tmp.y += (tmp.y < 0) ? high * 2 : 0;
1633 :	h	1.20
1634 :	edgomez	1.41	if (hint->rawhints) {
1635 :	h	1.20	bhint->mvs[0].x = tmp.x;
1636 :			bhint->mvs[0].y = tmp.y;
1637 :	edgomez	1.41	} else {
1638 :	h	1.20	BitstreamPutBits(&bs, tmp.x, length);
1639 :			BitstreamPutBits(&bs, tmp.y, length);
1640 :			}
1641 :	edgomez	1.41	} else if (pMB->mode == MODE_INTER4V) {
1642 :	h	1.20	int vec;
1643 :
1644 :	edgomez	1.41	for (vec = 0; vec < 4; ++vec) {
1645 :			tmp.x = pMB->mvs[vec].x;
1646 :			tmp.y = pMB->mvs[vec].y;
1647 :			tmp.x += (tmp.x < 0) ? high * 2 : 0;
1648 :			tmp.y += (tmp.y < 0) ? high * 2 : 0;
1649 :	h	1.20
1650 :	edgomez	1.41	if (hint->rawhints) {
1651 :	h	1.20	bhint->mvs[vec].x = tmp.x;
1652 :			bhint->mvs[vec].y = tmp.y;
1653 :	edgomez	1.41	} else {
1654 :	h	1.20	BitstreamPutBits(&bs, tmp.x, length);
1655 :			BitstreamPutBits(&bs, tmp.y, length);
1656 :			}
1657 :			}
1658 :			}
1659 :			}
1660 :			}
1661 :
1662 :	edgomez	1.41	if (!hint->rawhints) {
1663 :	h	1.20	BitstreamPad(&bs);
1664 :			hint->hintlength = BitstreamLength(&bs);
1665 :			}
1666 :			}
1667 :
1668 :
1669 :	edgomez	1.41	static int
1670 :			FrameCodeI(Encoder * pEnc,
1671 :			Bitstream * bs,
1672 :			uint32_t * pBits)
1673 :	h	1.21	{
1674 :	edgomez	1.91	int mb_width = pEnc->mbParam.mb_width;
1675 :			int mb_height = pEnc->mbParam.mb_height;
1676 :	h	1.21
1677 :			DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1678 :	edgomez	1.41	DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1679 :	h	1.21
1680 :			uint16_t x, y;
1681 :
1682 :	edgomez	1.91	if ((pEnc->current->global_flags & XVID_REDUCED))
1683 :			{
1684 :			mb_width = (pEnc->mbParam.width + 31) / 32;
1685 :			mb_height = (pEnc->mbParam.height + 31) / 32;
1686 :
1687 :			/* 16x16->8x8 downsample requires 1 additional edge pixel*/
1688 :			/* XXX: setedges is overkill */
1689 :			start_timer();
1690 :	syskin	1.96	image_setedges(&pEnc->current->image,
1691 :	edgomez	1.91	pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1692 :			pEnc->mbParam.width, pEnc->mbParam.height);
1693 :			stop_edges_timer();
1694 :			}
1695 :	h	1.21	pEnc->iFrameNum = 0;
1696 :	suxen_drol	1.27	pEnc->mbParam.m_rounding_type = 1;
1697 :			pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1698 :	edgomez	1.91	pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1699 :	suxen_drol	1.27	pEnc->current->coding_type = I_VOP;
1700 :	h	1.21
1701 :	suxen_drol	1.27	BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1702 :	edgomez	1.78
1703 :	edgomez	1.91	set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1704 :
1705 :			BitstreamPadAlways(bs);
1706 :	suxen_drol	1.44	BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1707 :	h	1.21
1708 :			*pBits = BitstreamPos(bs);
1709 :
1710 :	edgomez	1.91	pEnc->current->sStat.iTextBits = 0;
1711 :			pEnc->current->sStat.kblks = mb_width * mb_height;
1712 :			pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1713 :	Isibaar	1.99.2.1	pEnc->current->sStat.iblks = pEnc->current->sStat.qblks = 0;
1714 :	h	1.21
1715 :	edgomez	1.91	for (y = 0; y < mb_height; y++)
1716 :			for (x = 0; x < mb_width; x++) {
1717 :	edgomez	1.41	MACROBLOCK *pMB =
1718 :			&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1719 :	h	1.21
1720 :			CodeIntraMB(pEnc, pMB);
1721 :
1722 :	edgomez	1.41	MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1723 :			dct_codes, qcoeff);
1724 :	h	1.21
1725 :			start_timer();
1726 :	suxen_drol	1.27	MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1727 :	h	1.21	stop_prediction_timer();
1728 :
1729 :			start_timer();
1730 :	chl	1.68	if (pEnc->current->global_flags & XVID_GREYSCALE)
1731 :			{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1732 :			qcoeff[464+0]=0; / zero, because for INTRA MBs DC value is saved */
1733 :			qcoeff[5*64+0]=0;
1734 :			}
1735 :	edgomez	1.91	MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1736 :	h	1.21	stop_coding_timer();
1737 :			}
1738 :
1739 :	edgomez	1.91	if ((pEnc->current->global_flags & XVID_REDUCED))
1740 :			{
1741 :	syskin	1.96	image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1742 :	edgomez	1.91	pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1743 :			16, XVID_DEC_DEBLOCKY\|XVID_DEC_DEBLOCKUV);
1744 :			}
1745 :	h	1.21	emms();
1746 :
1747 :			pBits = BitstreamPos(bs) - pBits;
1748 :	edgomez	1.91	pEnc->fMvPrevSigma = -1;
1749 :	suxen_drol	1.27	pEnc->mbParam.m_fcode = 2;
1750 :	h	1.21
1751 :	edgomez	1.41	if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1752 :	h	1.21	HintedMEGet(pEnc, 1);
1753 :			}
1754 :
1755 :	edgomez	1.93	return 1; /* intra */
1756 :	h	1.21	}
1757 :
1758 :
1759 :	Isibaar	1.1	#define INTRA_THRESHOLD 0.5
1760 :	edgomez	1.91	#define BFRAME_SKIP_THRESHHOLD 30
1761 :
1762 :	Isibaar	1.1
1763 :	edgomez	1.91	/* FrameCodeP also handles S(GMC)-VOPs */
1764 :	edgomez	1.41	static int
1765 :			FrameCodeP(Encoder * pEnc,
1766 :			Bitstream * bs,
1767 :			uint32_t * pBits,
1768 :			bool force_inter,
1769 :	Isibaar	1.99.2.1	bool vol_header,
1770 :			int interpolate)
1771 :	Isibaar	1.1	{
1772 :	edgomez	1.3	float fSigma;
1773 :	edgomez	1.13
1774 :			DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1775 :	edgomez	1.41	DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1776 :	Isibaar	1.8
1777 :	edgomez	1.91	int mb_width = pEnc->mbParam.mb_width;
1778 :			int mb_height = pEnc->mbParam.mb_height;
1779 :
1780 :	Isibaar	1.1	int iLimit;
1781 :	edgomez	1.91	int x, y, k;
1782 :	edgomez	1.3	int iSearchRange;
1783 :	edgomez	1.91	int bIntra, skip_possible;
1784 :	Isibaar	1.99.2.1	IMAGE refh, refv, *refhv;
1785 :	syskin	1.96
1786 :	edgomez	1.29	/* IMAGE pCurrent = &pEnc->current->image; /
1787 :	suxen_drol	1.27	IMAGE *pRef = &pEnc->reference->image;
1788 :	Isibaar	1.1
1789 :	edgomez	1.91	if ((pEnc->current->global_flags & XVID_REDUCED))
1790 :			{
1791 :			mb_width = (pEnc->mbParam.width + 31) / 32;
1792 :			mb_height = (pEnc->mbParam.height + 31) / 32;
1793 :			}
1794 :
1795 :	suxen_drol	1.27	pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type;
1796 :			pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1797 :	edgomez	1.91	pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1798 :	suxen_drol	1.27	pEnc->current->fcode = pEnc->mbParam.m_fcode;
1799 :	Isibaar	1.1
1800 :			if (!force_inter)
1801 :	edgomez	1.91	iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1802 :	edgomez	1.3	else
1803 :	edgomez	1.91	iLimit = mb_width * mb_height + 1;
1804 :	Isibaar	1.1
1805 :	Isibaar	1.99.2.1	if((interpolate) \|\| (pEnc->current->rounding_type != 0)) {
1806 :	Isibaar	1.1	start_timer();
1807 :	Isibaar	1.99.2.1	image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1808 :			pEnc->mbParam.width, pEnc->mbParam.height);
1809 :			stop_edges_timer();
1810 :
1811 :			if ((pEnc->current->global_flags & XVID_HALFPEL)) {
1812 :			start_timer();
1813 :			image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1814 :			&pEnc->vInterHV, pEnc->mbParam.edged_width,
1815 :			pEnc->mbParam.edged_height,
1816 :			pEnc->mbParam.m_quarterpel,
1817 :			pEnc->current->rounding_type);
1818 :			stop_inter_timer();
1819 :			}
1820 :
1821 :			refh = &pEnc->vInterH;
1822 :			refv = &pEnc->vInterV;
1823 :			refhv = &pEnc->vInterHV;
1824 :			}
1825 :			else {
1826 :			refh = &pEnc->f_refh;
1827 :			refv = &pEnc->f_refv;
1828 :			refhv = &pEnc->f_refhv;
1829 :	Isibaar	1.1	}
1830 :
1831 :	edgomez	1.91	pEnc->current->coding_type = P_VOP;
1832 :	syskin	1.96
1833 :	Isibaar	1.1	start_timer();
1834 :	edgomez	1.91	if (pEnc->current->global_flags & XVID_HINTEDME_SET)
1835 :	h	1.20	HintedMESet(pEnc, &bIntra);
1836 :	edgomez	1.91	else
1837 :	suxen_drol	1.55	bIntra =
1838 :			MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference,
1839 :	Isibaar	1.99.2.1	refh, refv, refhv,
1840 :	syskin	1.96	iLimit);
1841 :	edgomez	1.91
1842 :	Isibaar	1.1	stop_motion_timer();
1843 :
1844 :	edgomez	1.91	if (bIntra == 1) return FrameCodeI(pEnc, bs, pBits);
1845 :
1846 :	syskin	1.96	if ( ( pEnc->current->global_flags & XVID_GMC )
1847 :	edgomez	1.91	&& ( (pEnc->current->warp.duv[1].x != 0) \|\| (pEnc->current->warp.duv[1].y != 0) ) )
1848 :			{
1849 :			pEnc->current->coding_type = S_VOP;
1850 :
1851 :	syskin	1.96	generate_GMCparameters( 2, 16, &pEnc->current->warp,
1852 :			pEnc->mbParam.width, pEnc->mbParam.height,
1853 :	edgomez	1.91	&pEnc->current->gmc_data);
1854 :
1855 :	syskin	1.96	generate_GMCimage(&pEnc->current->gmc_data, &pEnc->reference->image,
1856 :	edgomez	1.91	pEnc->mbParam.mb_width, pEnc->mbParam.mb_height,
1857 :	syskin	1.96	pEnc->mbParam.edged_width, pEnc->mbParam.edged_width/2,
1858 :			pEnc->mbParam.m_fcode, pEnc->mbParam.m_quarterpel, 0,
1859 :	edgomez	1.91	pEnc->current->rounding_type, pEnc->current->mbs, &pEnc->vGMC);
1860 :
1861 :	h	1.20	}
1862 :	Isibaar	1.1
1863 :	edgomez	1.91	set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1864 :	edgomez	1.41	if (vol_header)
1865 :	syskin	1.96	{ BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1866 :	edgomez	1.91	BitstreamPadAlways(bs);
1867 :			}
1868 :	Isibaar	1.1
1869 :	suxen_drol	1.44	BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1870 :	edgomez	1.3
1871 :			*pBits = BitstreamPos(bs);
1872 :
1873 :	syskin	1.96	pEnc->current->sStat.iTextBits = pEnc->current->sStat.iMvSum = pEnc->current->sStat.iMvCount =
1874 :	Isibaar	1.99.2.1	pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1875 :			pEnc->current->sStat.iblks = pEnc->current->sStat.qblks = 0;
1876 :	edgomez	1.91
1877 :	Isibaar	1.1
1878 :	edgomez	1.91	for (y = 0; y < mb_height; y++) {
1879 :			for (x = 0; x < mb_width; x++) {
1880 :	edgomez	1.41	MACROBLOCK *pMB =
1881 :			&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1882 :	Isibaar	1.1
1883 :	edgomez	1.91	/* Mode decision: Check, if the block should be INTRA / INTER or GMC-coded */
1884 :			/* For a start, leave INTRA decision as is, only choose only between INTER/GMC - gruel, 9.1.2002 */
1885 :
1886 :	edgomez	1.3	bIntra = (pMB->mode == MODE_INTRA) \|\| (pMB->mode == MODE_INTRA_Q);
1887 :	Isibaar	1.1
1888 :	edgomez	1.91	if (bIntra) {
1889 :	Isibaar	1.1	CodeIntraMB(pEnc, pMB);
1890 :	edgomez	1.41	MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1891 :			dct_codes, qcoeff);
1892 :	chl	1.81
1893 :			start_timer();
1894 :			MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1895 :			stop_prediction_timer();
1896 :	edgomez	1.91
1897 :			pEnc->current->sStat.kblks++;
1898 :
1899 :			MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1900 :			stop_coding_timer();
1901 :			continue;
1902 :			}
1903 :	syskin	1.96
1904 :	edgomez	1.91	if (pEnc->current->coding_type == S_VOP) {
1905 :
1906 :			int32_t iSAD = sad16(pEnc->current->image.y + 16ypEnc->mbParam.edged_width + 16*x,
1907 :	syskin	1.96	pEnc->vGMC.y + 16ypEnc->mbParam.edged_width + 16*x,
1908 :	edgomez	1.91	pEnc->mbParam.edged_width, 65536);
1909 :	syskin	1.96
1910 :	edgomez	1.91	if (pEnc->current->motion_flags & PMV_CHROMA16) {
1911 :			iSAD += sad8(pEnc->current->image.u + 8y(pEnc->mbParam.edged_width/2) + 8*x,
1912 :			pEnc->vGMC.u + 8y(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1913 :
1914 :			iSAD += sad8(pEnc->current->image.v + 8y(pEnc->mbParam.edged_width/2) + 8*x,
1915 :			pEnc->vGMC.v + 8y(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1916 :			}
1917 :
1918 :			if (iSAD <= pMB->sad16) { /* mode decision GMC */
1919 :
1920 :			if (pEnc->mbParam.m_quarterpel)
1921 :			pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv;
1922 :			else
1923 :			pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv;
1924 :
1925 :			pMB->mode = MODE_INTER;
1926 :			pMB->mcsel = 1;
1927 :			pMB->sad16 = iSAD;
1928 :			} else {
1929 :			pMB->mcsel = 0;
1930 :			}
1931 :			} else {
1932 :			pMB->mcsel = 0; /* just a precaution */
1933 :			}
1934 :
1935 :			start_timer();
1936 :			MBMotionCompensation(pMB, x, y, &pEnc->reference->image,
1937 :	Isibaar	1.99.2.1	refh, refv,
1938 :			refhv, &pEnc->vGMC,
1939 :	edgomez	1.91	&pEnc->current->image,
1940 :			dct_codes, pEnc->mbParam.width,
1941 :			pEnc->mbParam.height,
1942 :			pEnc->mbParam.edged_width,
1943 :			pEnc->mbParam.m_quarterpel,
1944 :			(pEnc->current->global_flags & XVID_REDUCED),
1945 :			pEnc->current->rounding_type);
1946 :
1947 :			stop_comp_timer();
1948 :
1949 :			if ((pEnc->current->global_flags & XVID_LUMIMASKING)) {
1950 :			if (pMB->dquant != NO_CHANGE) {
1951 :			pMB->mode = MODE_INTER_Q;
1952 :			pEnc->current->quant += DQtab[pMB->dquant];
1953 :			if (pEnc->current->quant > 31)
1954 :			pEnc->current->quant = 31;
1955 :			else if (pEnc->current->quant < 1)
1956 :			pEnc->current->quant = 1;
1957 :			}
1958 :	Isibaar	1.1	}
1959 :	edgomez	1.91	pMB->quant = pEnc->current->quant;
1960 :	Isibaar	1.1
1961 :	edgomez	1.91	pMB->field_pred = 0;
1962 :
1963 :			if (pMB->mode != MODE_NOT_CODED)
1964 :			{ pMB->cbp =
1965 :			MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y,
1966 :			dct_codes, qcoeff);
1967 :			}
1968 :
1969 :			if (pMB->cbp \|\| pMB->mvs[0].x \|\| pMB->mvs[0].y \|\|
1970 :			pMB->mvs[1].x \|\| pMB->mvs[1].y \|\| pMB->mvs[2].x \|\|
1971 :			pMB->mvs[2].y \|\| pMB->mvs[3].x \|\| pMB->mvs[3].y) {
1972 :			pEnc->current->sStat.mblks++;
1973 :	chl	1.64	} else {
1974 :	edgomez	1.91	pEnc->current->sStat.ublks++;
1975 :			}
1976 :	Isibaar	1.99.2.1
1977 :			if(pEnc->mbParam.m_quarterpel) {
1978 :			for (k = 0; k < ((pMB->mode == MODE_INTER4V) ? 4 : 1); k++) {
1979 :			if (((pMB->qmvs[k].x % 4) != 0) \|\| ((pMB->qmvs[k].y % 4) != 0))
1980 :			pEnc->current->sStat.iblks++;
1981 :
1982 :			if (((pMB->qmvs[k].x % 4) & 1) \|\| ((pMB->qmvs[k].y % 4) & 1))
1983 :			pEnc->current->sStat.qblks++;
1984 :			}
1985 :			}
1986 :
1987 :	Isibaar	1.1	start_timer();
1988 :	chl	1.65
1989 :			/* Finished processing the MB, now check if to CODE or SKIP */
1990 :
1991 :	edgomez	1.91	skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1992 :			(pMB->dquant == NO_CHANGE);
1993 :	syskin	1.96
1994 :	edgomez	1.91	if (pEnc->current->coding_type == S_VOP)
1995 :			skip_possible &= (pMB->mcsel == 1);
1996 :			else if (pEnc->current->coding_type == P_VOP) {
1997 :			if (pEnc->mbParam.m_quarterpel)
1998 :			skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1999 :	syskin	1.96	else
2000 :	edgomez	1.91	skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
2001 :			}
2002 :
2003 :			if ( (pMB->mode == MODE_NOT_CODED) \|\| (skip_possible)) {
2004 :
2005 :			/* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
2006 :
2007 :			if (pEnc->current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
2008 :			{
2009 :	syskin	1.96	int bSkip = 1;
2010 :
2011 :	edgomez	1.91	for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
2012 :			{
2013 :			int iSAD;
2014 :			iSAD = sad16(pEnc->reference->image.y + 16ypEnc->mbParam.edged_width + 16*x,
2015 :			pEnc->bframes[k]->image.y + 16ypEnc->mbParam.edged_width + 16*x,
2016 :			pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD);
2017 :			if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
2018 :	syskin	1.96	{ bSkip = 0;
2019 :	edgomez	1.91	break;
2020 :			}
2021 :			}
2022 :	syskin	1.96
2023 :	edgomez	1.91	if (!bSkip) { /* no SKIP, but trivial block */
2024 :			if(pEnc->mbParam.m_quarterpel) {
2025 :			VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
2026 :	syskin	1.96	pMB->pmvs[0].x = - predMV.x;
2027 :			pMB->pmvs[0].y = - predMV.y;
2028 :	edgomez	1.91	}
2029 :			else {
2030 :			VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
2031 :	syskin	1.96	pMB->pmvs[0].x = - predMV.x;
2032 :			pMB->pmvs[0].y = - predMV.y;
2033 :	edgomez	1.91	}
2034 :			pMB->mode = MODE_INTER;
2035 :			pMB->cbp = 0;
2036 :			MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
2037 :			stop_coding_timer();
2038 :
2039 :			continue; /* next MB */
2040 :			}
2041 :			}
2042 :			/* do SKIP */
2043 :
2044 :			pMB->mode = MODE_NOT_CODED;
2045 :			MBSkip(bs);
2046 :			stop_coding_timer();
2047 :			continue; /* next MB */
2048 :			}
2049 :			/* ordinary case: normal coded INTER/INTER4V block */
2050 :	chl	1.65
2051 :	edgomez	1.91	if (pEnc->current->global_flags & XVID_GREYSCALE)
2052 :			{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */
2053 :			qcoeff[464+0]=0; / zero, because DC for INTRA MBs DC value is saved */
2054 :			qcoeff[5*64+0]=0;
2055 :			}
2056 :	chl	1.65
2057 :	edgomez	1.91	if(pEnc->mbParam.m_quarterpel) {
2058 :			VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
2059 :	syskin	1.96	pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
2060 :			pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
2061 :	edgomez	1.91	DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y);
2062 :			} else {
2063 :			VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
2064 :	syskin	1.96	pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
2065 :			pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
2066 :	edgomez	1.91	DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y);
2067 :	edgomez	1.78	}
2068 :	edgomez	1.91
2069 :
2070 :			if (pMB->mode == MODE_INTER4V)
2071 :			{ int k;
2072 :			for (k=1;k<4;k++)
2073 :			{
2074 :			if(pEnc->mbParam.m_quarterpel) {
2075 :			VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
2076 :	syskin	1.96	pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
2077 :			pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
2078 :	edgomez	1.91	DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y);
2079 :			} else {
2080 :			VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
2081 :	syskin	1.96	pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
2082 :			pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
2083 :	edgomez	1.91	DPRINTF(DPRINTF_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y);
2084 :			}
2085 :
2086 :	chl	1.68	}
2087 :	chl	1.65	}
2088 :	syskin	1.96
2089 :	edgomez	1.91	MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
2090 :			stop_coding_timer();
2091 :	chl	1.65
2092 :	Isibaar	1.1	}
2093 :			}
2094 :
2095 :	edgomez	1.91	if ((pEnc->current->global_flags & XVID_REDUCED))
2096 :			{
2097 :	syskin	1.96	image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
2098 :	edgomez	1.91	pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
2099 :			16, XVID_DEC_DEBLOCKY\|XVID_DEC_DEBLOCKUV);
2100 :			}
2101 :
2102 :	Isibaar	1.1	emms();
2103 :	h	1.20
2104 :	edgomez	1.41	if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
2105 :	h	1.20	HintedMEGet(pEnc, 0);
2106 :			}
2107 :	Isibaar	1.1
2108 :	edgomez	1.91	if (pEnc->current->sStat.iMvCount == 0)
2109 :			pEnc->current->sStat.iMvCount = 1;
2110 :	Isibaar	1.1
2111 :	edgomez	1.91	fSigma = (float) sqrt((float) pEnc->current->sStat.iMvSum / pEnc->current->sStat.iMvCount);
2112 :	Isibaar	1.1
2113 :	suxen_drol	1.27	iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode);
2114 :	Isibaar	1.1
2115 :	edgomez	1.41	if ((fSigma > iSearchRange / 3)
2116 :	edgomez	1.93	&& (pEnc->mbParam.m_fcode <= (3 + pEnc->mbParam.m_quarterpel))) /* maximum search range 128 */
2117 :	edgomez	1.3	{
2118 :	suxen_drol	1.27	pEnc->mbParam.m_fcode++;
2119 :	Isibaar	1.1	iSearchRange *= 2;
2120 :	edgomez	1.41	} else if ((fSigma < iSearchRange / 6)
2121 :	edgomez	1.91	&& (pEnc->fMvPrevSigma >= 0)
2122 :			&& (pEnc->fMvPrevSigma < iSearchRange / 6)
2123 :	edgomez	1.93	&& (pEnc->mbParam.m_fcode >= (2 + pEnc->mbParam.m_quarterpel))) /* minimum search range 16 */
2124 :	edgomez	1.3	{
2125 :	suxen_drol	1.27	pEnc->mbParam.m_fcode--;
2126 :	Isibaar	1.1	iSearchRange /= 2;
2127 :	edgomez	1.3	}
2128 :	Isibaar	1.1
2129 :	edgomez	1.91	pEnc->fMvPrevSigma = fSigma;
2130 :
2131 :			/* frame drop code */
2132 :			DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->current->sStat.kblks, pEnc->current->sStat.mblks, pEnc->current->sStat.ublks);
2133 :			if (pEnc->current->sStat.kblks + pEnc->current->sStat.mblks <
2134 :			(pEnc->mbParam.frame_drop_ratio * mb_width * mb_height) / 100)
2135 :			{
2136 :			pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = 0;
2137 :			pEnc->current->sStat.ublks = mb_width * mb_height;
2138 :
2139 :			BitstreamReset(bs);
2140 :
2141 :			set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
2142 :			BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0);
2143 :
2144 :	edgomez	1.93	/* copy reference frame details into the current frame */
2145 :	edgomez	1.91	pEnc->current->quant = pEnc->reference->quant;
2146 :			pEnc->current->motion_flags = pEnc->reference->motion_flags;
2147 :			pEnc->current->rounding_type = pEnc->reference->rounding_type;
2148 :			pEnc->current->quarterpel = pEnc->reference->quarterpel;
2149 :			pEnc->current->fcode = pEnc->reference->fcode;
2150 :			pEnc->current->bcode = pEnc->reference->bcode;
2151 :			image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height);
2152 :			memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
2153 :			}
2154 :
2155 :			/* XXX: debug
2156 :			{
2157 :			char s[100];
2158 :			sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
2159 :	syskin	1.96	image_dump_yuvpgm(&pEnc->current->image,
2160 :	edgomez	1.91	pEnc->mbParam.edged_width,
2161 :			pEnc->mbParam.width, pEnc->mbParam.height, s);
2162 :	syskin	1.96
2163 :	edgomez	1.91	sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
2164 :	syskin	1.96	image_dump_yuvpgm(&pEnc->reference->image,
2165 :	edgomez	1.91	pEnc->mbParam.edged_width,
2166 :			pEnc->mbParam.width, pEnc->mbParam.height, s);
2167 :	syskin	1.96	}
2168 :	edgomez	1.91	*/
2169 :
2170 :	suxen_drol	1.60
2171 :	Isibaar	1.1	pBits = BitstreamPos(bs) - pBits;
2172 :
2173 :	edgomez	1.93	return 0; /* inter */
2174 :	edgomez	1.91	}
2175 :
2176 :
2177 :			static void
2178 :			FrameCodeB(Encoder * pEnc,
2179 :			FRAMEINFO * frame,
2180 :			Bitstream * bs,
2181 :	Isibaar	1.99.2.1	uint32_t * pBits,
2182 :			int interpolate_forward,
2183 :			int interpolate_backward)
2184 :	edgomez	1.91	{
2185 :			DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
2186 :			DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
2187 :			uint32_t x, y;
2188 :
2189 :			IMAGE *f_ref = &pEnc->reference->image;
2190 :			IMAGE *b_ref = &pEnc->current->image;
2191 :
2192 :			#ifdef BFRAMES_DEC_DEBUG
2193 :			FILE *fp;
2194 :			static char first=0;
2195 :			#define BFRAME_DEBUG if (!first && fp){ \
2196 :			fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
2197 :			}
2198 :
2199 :			pEnc->current->global_flags &= ~XVID_REDUCED; /* reduced resoltion not yet supported */
2200 :
2201 :			if (!first){
2202 :			fp=fopen("C:\\XVIDDBGE.TXT","w");
2203 :			}
2204 :			#endif
2205 :
2206 :			frame->quarterpel = pEnc->mbParam.m_quarterpel;
2207 :	syskin	1.96
2208 :	Isibaar	1.99.2.1	if ((interpolate_forward) \|\| ((pEnc->mbParam.m_rounding_type != 1) && interpolate_backward)) {
2209 :
2210 :			/* forward */
2211 :			image_setedges(f_ref, pEnc->mbParam.edged_width,
2212 :			pEnc->mbParam.edged_height, pEnc->mbParam.width,
2213 :			pEnc->mbParam.height);
2214 :			start_timer();
2215 :			image_interpolate(f_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
2216 :			pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
2217 :			pEnc->mbParam.m_quarterpel, 0);
2218 :			stop_inter_timer();
2219 :			}
2220 :
2221 :			if (interpolate_backward) {
2222 :
2223 :			/* backward */
2224 :			image_setedges(b_ref, pEnc->mbParam.edged_width,
2225 :			pEnc->mbParam.edged_height, pEnc->mbParam.width,
2226 :			pEnc->mbParam.height);
2227 :			start_timer();
2228 :			image_interpolate(b_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
2229 :			pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
2230 :			pEnc->mbParam.m_quarterpel, 0);
2231 :			stop_inter_timer();
2232 :			}
2233 :	edgomez	1.91
2234 :			start_timer();
2235 :
2236 :	syskin	1.96	MotionEstimationBVOP(&pEnc->mbParam, frame,
2237 :	edgomez	1.93	((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
2238 :			((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
2239 :	Isibaar	1.99.2.1	pEnc->reference->mbs, f_ref, &pEnc->vInterH,
2240 :			&pEnc->vInterV, &pEnc->vInterHV,
2241 :			pEnc->current, b_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv);
2242 :	edgomez	1.91
2243 :			stop_motion_timer();
2244 :	edgomez	1.93	/*
2245 :			if (test_quant_type(&pEnc->mbParam, pEnc->current)) {
2246 :			BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type);
2247 :			}
2248 :			*/
2249 :	edgomez	1.91
2250 :			frame->coding_type = B_VOP;
2251 :
2252 :			set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
2253 :			BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
2254 :
2255 :			*pBits = BitstreamPos(bs);
2256 :
2257 :			frame->sStat.iTextBits = 0;
2258 :			frame->sStat.iMvSum = 0;
2259 :			frame->sStat.iMvCount = 0;
2260 :			frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
2261 :	Isibaar	1.99.2.1	frame->sStat.iblks = frame->sStat.qblks = 0;
2262 :	edgomez	1.91
2263 :
2264 :			for (y = 0; y < pEnc->mbParam.mb_height; y++) {
2265 :			for (x = 0; x < pEnc->mbParam.mb_width; x++) {
2266 :			MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
2267 :			int direction = pEnc->mbParam.global & XVID_ALTERNATESCAN ? 2 : 0;
2268 :
2269 :	edgomez	1.93	/* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
2270 :	edgomez	1.91	if (mb->mode == MODE_NOT_CODED) {
2271 :	edgomez	1.93	/* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
2272 :	edgomez	1.91	continue;
2273 :			}
2274 :
2275 :			if (mb->mode != MODE_DIRECT_NONE_MV) {
2276 :			MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
2277 :	Isibaar	1.99.2.1	f_ref, &pEnc->vInterH, &pEnc->vInterV,
2278 :			&pEnc->vInterHV, b_ref, &pEnc->f_refh,
2279 :			&pEnc->f_refv, &pEnc->f_refhv,
2280 :	edgomez	1.91	dct_codes);
2281 :
2282 :			if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
2283 :			mb->quant = frame->quant;
2284 :	syskin	1.96
2285 :	edgomez	1.91	mb->cbp =
2286 :			MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, dct_codes, qcoeff);
2287 :
2288 :			if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
2289 :			&& (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
2290 :	edgomez	1.93	mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
2291 :	edgomez	1.91	}
2292 :			}
2293 :
2294 :			#ifdef BFRAMES_DEC_DEBUG
2295 :			BFRAME_DEBUG
2296 :			#endif
2297 :			start_timer();
2298 :			MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
2299 :			&frame->sStat, direction);
2300 :			stop_coding_timer();
2301 :			}
2302 :			}
2303 :
2304 :			emms();
2305 :
2306 :	edgomez	1.93	/* TODO: dynamic fcode/bcode ??? */
2307 :	edgomez	1.91
2308 :			pBits = BitstreamPos(bs) - pBits;
2309 :
2310 :			#ifdef BFRAMES_DEC_DEBUG
2311 :			if (!first){
2312 :			first=1;
2313 :			if (fp)
2314 :			fclose(fp);
2315 :			}
2316 :			#endif
2317 :	suxen_drol	1.24	}

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