Annotation of /branches/dev-api-4/xvidcore/src/encoder.c

Revision 966 - (view) (download)

1 :	edgomez	194	/*****************************************************************************
2 :	edgomez	145	*
3 :			* XVID MPEG-4 VIDEO CODEC
4 :	edgomez	851	* - Encoder main module -
5 :	edgomez	145	*
6 :	edgomez	851	* 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	402	*
15 :	edgomez	851	* 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	145	* 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 :			*
29 :	edgomez	966	* $Id: encoder.c,v 1.95.2.18 2003-04-02 20:43:56 edgomez Exp $
30 :	edgomez	405	*
31 :	edgomez	194	****************************************************************************/
32 :	suxen_drol	118
33 :	Isibaar	3	#include <stdlib.h>
34 :			#include <stdio.h>
35 :			#include <math.h>
36 :	edgomez	198	#include <string.h>
37 :	Isibaar	3
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	851	#include "image/font.h"
44 :			#include "motion/sad.h"
45 :	suxen_drol	152	#include "motion/motion.h"
46 :	Isibaar	3	#include "bitstream/cbp.h"
47 :			#include "utils/mbfunctions.h"
48 :			#include "bitstream/bitstream.h"
49 :			#include "bitstream/mbcoding.h"
50 :			#include "utils/emms.h"
51 :			#include "bitstream/mbcoding.h"
52 :			#include "quant/adapt_quant.h"
53 :	Isibaar	4	#include "quant/quant_matrix.h"
54 :	Isibaar	41	#include "utils/mem_align.h"
55 :	Isibaar	3
56 :	edgomez	194	/*****************************************************************************
57 :			* Local function prototypes
58 :			****************************************************************************/
59 :
60 :	edgomez	192	static int FrameCodeI(Encoder * pEnc,
61 :	suxen_drol	890	Bitstream * bs);
62 :	Isibaar	3
63 :	edgomez	192	static int FrameCodeP(Encoder * pEnc,
64 :	edgomez	195	Bitstream * bs,
65 :			bool force_inter,
66 :			bool vol_header);
67 :	Isibaar	3
68 :	edgomez	851	static void FrameCodeB(Encoder * pEnc,
69 :			FRAMEINFO * frame,
70 :	suxen_drol	890	Bitstream * bs);
71 :	edgomez	851
72 :	edgomez	194
73 :			/*****************************************************************************
74 :			* Encoder creation
75 :			*
76 :			* This function creates an Encoder instance, it allocates all necessary
77 :	edgomez	851	* image buffers (reference, current and bframes) and initialize the internal
78 :			* xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
79 :	edgomez	194	*
80 :			* The code seems to be very long but is very basic, mainly memory allocation
81 :			* and cleaning code.
82 :			*
83 :			* Returned values :
84 :	suxen_drol	890	* - 0 - no errors
85 :	edgomez	194	* - XVID_ERR_MEMORY - the libc could not allocate memory, the function
86 :			* cleans the structure before exiting.
87 :			* pParam->handle is also set to NULL.
88 :			*
89 :			****************************************************************************/
90 :
91 :	suxen_drol	890	/*
92 :			* Simplify the "fincr/fbase" fraction
93 :			*/
94 :			static void
95 :			simplify_time(int inc, int base)
96 :	Isibaar	3	{
97 :	suxen_drol	890	/* common factor */
98 :			int i = *inc;
99 :	edgomez	195	while (i > 1) {
100 :	suxen_drol	890	if (inc % i == 0 && base % i == 0) {
101 :			*inc /= i;
102 :			*base /= i;
103 :			i = *inc;
104 :	Isibaar	3	continue;
105 :			}
106 :			i--;
107 :			}
108 :
109 :	suxen_drol	890	/* if neccessary, round to 65535 accuracy */
110 :			if (*base > 65535) {
111 :			float div = (float) *base / 65535;
112 :			base = (int) (base / div);
113 :			inc = (int) (inc / div);
114 :	Isibaar	3	}
115 :	suxen_drol	890	}
116 :	Isibaar	3
117 :	edgomez	192
118 :	suxen_drol	890	int
119 :	suxen_drol	948	enc_create(xvid_enc_create_t * create)
120 :	suxen_drol	890	{
121 :			Encoder *pEnc;
122 :			int n;
123 :	Isibaar	3
124 :	suxen_drol	948	if (XVID_MAJOR(create->version) != 1) /* v1.x.x */
125 :	suxen_drol	890	return XVID_ERR_VERSION;
126 :	Isibaar	3
127 :	suxen_drol	890	if (create->width%2 \|\| create->height%2)
128 :			return XVID_ERR_FAIL;
129 :	h	121
130 :	suxen_drol	890	/* allocate encoder struct */
131 :	h	121
132 :	edgomez	192	pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
133 :			if (pEnc == NULL)
134 :	Isibaar	3	return XVID_ERR_MEMORY;
135 :	edgomez	198	memset(pEnc, 0, sizeof(Encoder));
136 :
137 :	suxen_drol	890	/* global flags */
138 :			pEnc->mbParam.global_flags = create->global;
139 :	Isibaar	3
140 :	suxen_drol	890	/* width, height */
141 :			pEnc->mbParam.width = create->width;
142 :			pEnc->mbParam.height = create->height;
143 :	Isibaar	3	pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
144 :			pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
145 :	edgomez	195	pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
146 :			pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
147 :	Isibaar	3
148 :	suxen_drol	890	/* framerate */
149 :			pEnc->mbParam.fincr = MAX(create->fincr, 0);
150 :			pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
151 :	suxen_drol	924	if (pEnc->mbParam.fincr>0)
152 :			simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
153 :	suxen_drol	152
154 :	suxen_drol	919	/* plugin */
155 :			pEnc->num_plugins = create->num_plugins;
156 :			pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
157 :			if (pEnc->plugins == NULL)
158 :			goto xvid_err_memory0;
159 :
160 :			for (n=0; n<pEnc->num_plugins;n++) {
161 :			xvid_plg_create_t pcreate;
162 :			xvid_plg_info_t pinfo;
163 :
164 :			memset(&pinfo, 0, sizeof(xvid_plg_info_t));
165 :			pinfo.version = XVID_VERSION;
166 :			if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
167 :	suxen_drol	920	pEnc->mbParam.plugin_flags \|= pinfo.flags;
168 :	suxen_drol	919	}
169 :
170 :			memset(&pcreate, 0, sizeof(xvid_plg_create_t));
171 :			pcreate.version = XVID_VERSION;
172 :			pcreate.width = pEnc->mbParam.width;
173 :			pcreate.height = pEnc->mbParam.height;
174 :			pcreate.fincr = pEnc->mbParam.fincr;
175 :			pcreate.fbase = pEnc->mbParam.fbase;
176 :			pcreate.param = create->plugins[n].param;
177 :
178 :			pEnc->plugins[n].func = NULL; /* disable plugins that fail */
179 :			if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
180 :			pEnc->plugins[n].func = create->plugins[n].func;
181 :			}
182 :			}
183 :
184 :	edgomez	949	if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) \|\|
185 :	suxen_drol	922	(pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
186 :			pEnc->mbParam.plugin_flags \|= XVID_REQORIGINAL; /* psnr calculation requires the original */
187 :			}
188 :
189 :	suxen_drol	919	/* temp dquants */
190 :	suxen_drol	926	if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
191 :			pEnc->temp_dquants = (int ) xvid_malloc(pEnc->mbParam.mb_width
192 :			pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
193 :			}
194 :	suxen_drol	919	/* XXX: error checking */
195 :
196 :	suxen_drol	890	/* bframes */
197 :			pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
198 :			pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
199 :			pEnc->mbParam.bquant_offset = create->bquant_offset;
200 :
201 :			/* frame drop ratio */
202 :			pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
203 :	Isibaar	208
204 :	suxen_drol	890	/* max keyframe interval */
205 :	edgomez	966	pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ?
206 :			10 * pEnc->mbParam.fbase / pEnc->mbParam.fincr : create->max_key_interval;
207 :	Isibaar	3
208 :	suxen_drol	890	/* Bitrate allocator defaults
209 :	Isibaar	3
210 :	suxen_drol	890	if ((create->min_quantizer <= 0) \|\| (create->min_quantizer > 31))
211 :			create->min_quantizer = 1;
212 :
213 :			if ((create->max_quantizer <= 0) \|\| (create->max_quantizer > 31))
214 :			create->max_quantizer = 31;
215 :
216 :			if (create->max_quantizer < create->min_quantizer)
217 :	suxen_drol	920	create->max_quantizer = create->min_quantizer; */
218 :	suxen_drol	890
219 :
220 :			/* allocate working frame-image memory */
221 :
222 :	edgomez	192	pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
223 :			pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
224 :	Isibaar	3
225 :	edgomez	195	if (pEnc->current == NULL \|\| pEnc->reference == NULL)
226 :	edgomez	192	goto xvid_err_memory1;
227 :
228 :	suxen_drol	890	/* allocate macroblock memory */
229 :	Isibaar	3
230 :	edgomez	195	pEnc->current->mbs =
231 :			xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
232 :			pEnc->mbParam.mb_height, CACHE_LINE);
233 :			pEnc->reference->mbs =
234 :			xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
235 :			pEnc->mbParam.mb_height, CACHE_LINE);
236 :	suxen_drol	136
237 :	edgomez	192	if (pEnc->current->mbs == NULL \|\| pEnc->reference->mbs == NULL)
238 :			goto xvid_err_memory2;
239 :	suxen_drol	136
240 :	suxen_drol	890	/* allocate interpolation image memory */
241 :	suxen_drol	136
242 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
243 :			image_null(&pEnc->sOriginal);
244 :			image_null(&pEnc->sOriginal2);
245 :			}
246 :	edgomez	851
247 :			image_null(&pEnc->f_refh);
248 :			image_null(&pEnc->f_refv);
249 :			image_null(&pEnc->f_refhv);
250 :
251 :	suxen_drol	136	image_null(&pEnc->current->image);
252 :			image_null(&pEnc->reference->image);
253 :			image_null(&pEnc->vInterH);
254 :			image_null(&pEnc->vInterV);
255 :	edgomez	851	image_null(&pEnc->vInterVf);
256 :	suxen_drol	136	image_null(&pEnc->vInterHV);
257 :	edgomez	851	image_null(&pEnc->vInterHVf);
258 :	edgomez	192
259 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
260 :			if (image_create
261 :	edgomez	851	(&pEnc->sOriginal, pEnc->mbParam.edged_width,
262 :			pEnc->mbParam.edged_height) < 0)
263 :			goto xvid_err_memory3;
264 :	suxen_drol	920
265 :			if (image_create
266 :			(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
267 :			pEnc->mbParam.edged_height) < 0)
268 :			goto xvid_err_memory3;
269 :	edgomez	851	}
270 :
271 :	edgomez	195	if (image_create
272 :	edgomez	851	(&pEnc->f_refh, pEnc->mbParam.edged_width,
273 :	edgomez	195	pEnc->mbParam.edged_height) < 0)
274 :	edgomez	192	goto xvid_err_memory3;
275 :	edgomez	195	if (image_create
276 :	edgomez	851	(&pEnc->f_refv, pEnc->mbParam.edged_width,
277 :			pEnc->mbParam.edged_height) < 0)
278 :			goto xvid_err_memory3;
279 :			if (image_create
280 :			(&pEnc->f_refhv, pEnc->mbParam.edged_width,
281 :			pEnc->mbParam.edged_height) < 0)
282 :			goto xvid_err_memory3;
283 :
284 :			if (image_create
285 :	edgomez	195	(&pEnc->current->image, pEnc->mbParam.edged_width,
286 :			pEnc->mbParam.edged_height) < 0)
287 :	edgomez	192	goto xvid_err_memory3;
288 :	edgomez	195	if (image_create
289 :			(&pEnc->reference->image, pEnc->mbParam.edged_width,
290 :			pEnc->mbParam.edged_height) < 0)
291 :	edgomez	192	goto xvid_err_memory3;
292 :	edgomez	195	if (image_create
293 :			(&pEnc->vInterH, pEnc->mbParam.edged_width,
294 :			pEnc->mbParam.edged_height) < 0)
295 :	edgomez	192	goto xvid_err_memory3;
296 :	edgomez	195	if (image_create
297 :			(&pEnc->vInterV, pEnc->mbParam.edged_width,
298 :			pEnc->mbParam.edged_height) < 0)
299 :	edgomez	192	goto xvid_err_memory3;
300 :	edgomez	195	if (image_create
301 :	edgomez	851	(&pEnc->vInterVf, pEnc->mbParam.edged_width,
302 :			pEnc->mbParam.edged_height) < 0)
303 :			goto xvid_err_memory3;
304 :			if (image_create
305 :	edgomez	195	(&pEnc->vInterHV, pEnc->mbParam.edged_width,
306 :			pEnc->mbParam.edged_height) < 0)
307 :	edgomez	192	goto xvid_err_memory3;
308 :	edgomez	851	if (image_create
309 :			(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
310 :			pEnc->mbParam.edged_height) < 0)
311 :			goto xvid_err_memory3;
312 :	suxen_drol	136
313 :	edgomez	851	/* Create full bitplane for GMC, this might be wasteful */
314 :			if (image_create
315 :			(&pEnc->vGMC, pEnc->mbParam.edged_width,
316 :			pEnc->mbParam.edged_height) < 0)
317 :			goto xvid_err_memory3;
318 :
319 :	suxen_drol	890	/* init bframe image buffers */
320 :	edgomez	851
321 :	suxen_drol	890	pEnc->bframenum_head = 0;
322 :			pEnc->bframenum_tail = 0;
323 :			pEnc->flush_bframes = 0;
324 :			pEnc->closed_bframenum = -1;
325 :	edgomez	851
326 :			/* B Frames specific init */
327 :			pEnc->bframes = NULL;
328 :
329 :			if (pEnc->mbParam.max_bframes > 0) {
330 :
331 :			pEnc->bframes =
332 :			xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
333 :			CACHE_LINE);
334 :
335 :			if (pEnc->bframes == NULL)
336 :			goto xvid_err_memory3;
337 :
338 :			for (n = 0; n < pEnc->mbParam.max_bframes; n++)
339 :			pEnc->bframes[n] = NULL;
340 :
341 :
342 :			for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
343 :			pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
344 :
345 :			if (pEnc->bframes[n] == NULL)
346 :			goto xvid_err_memory4;
347 :
348 :			pEnc->bframes[n]->mbs =
349 :			xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
350 :			pEnc->mbParam.mb_height, CACHE_LINE);
351 :
352 :			if (pEnc->bframes[n]->mbs == NULL)
353 :			goto xvid_err_memory4;
354 :
355 :			image_null(&pEnc->bframes[n]->image);
356 :
357 :			if (image_create
358 :			(&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
359 :			pEnc->mbParam.edged_height) < 0)
360 :			goto xvid_err_memory4;
361 :
362 :			}
363 :			}
364 :
365 :	suxen_drol	890	/* init incoming frame queue */
366 :			pEnc->queue_head = 0;
367 :			pEnc->queue_tail = 0;
368 :			pEnc->queue_size = 0;
369 :	edgomez	851
370 :	suxen_drol	890	pEnc->queue =
371 :			xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
372 :			CACHE_LINE);
373 :	edgomez	851
374 :	suxen_drol	890	if (pEnc->queue == NULL)
375 :			goto xvid_err_memory4;
376 :	edgomez	851
377 :	suxen_drol	890	for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
378 :			image_null(&pEnc->queue[n].image);
379 :	edgomez	851
380 :	suxen_drol	890
381 :			for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
382 :			{
383 :			if (image_create
384 :			(&pEnc->queue[n].image, pEnc->mbParam.edged_width,
385 :			pEnc->mbParam.edged_height) < 0)
386 :			goto xvid_err_memory5;
387 :	edgomez	851
388 :			}
389 :
390 :
391 :	suxen_drol	890	/* timestamp stuff */
392 :	edgomez	851
393 :	suxen_drol	890	pEnc->mbParam.m_stamp = 0;
394 :	edgomez	851	pEnc->m_framenum = 0;
395 :			pEnc->current->stamp = 0;
396 :			pEnc->reference->stamp = 0;
397 :
398 :	suxen_drol	890	/* other stuff */
399 :	Isibaar	3
400 :	suxen_drol	890	pEnc->iFrameNum = 0;
401 :			pEnc->fMvPrevSigma = -1;
402 :	Isibaar	3
403 :	suxen_drol	890	create->handle = (void *) pEnc;
404 :
405 :	Isibaar	36	init_timer();
406 :	Isibaar	3
407 :	suxen_drol	890	return 0; /* ok */
408 :	edgomez	192
409 :			/*
410 :			* We handle all XVID_ERR_MEMORY here, this makes the code lighter
411 :			*/
412 :	suxen_drol	229
413 :	edgomez	851	xvid_err_memory5:
414 :
415 :			if (pEnc->mbParam.max_bframes > 0) {
416 :	suxen_drol	890	int i;
417 :	edgomez	851
418 :	suxen_drol	890	for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
419 :			image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
420 :	edgomez	851	pEnc->mbParam.edged_height);
421 :			}
422 :			xvid_free(pEnc->queue);
423 :			}
424 :
425 :			xvid_err_memory4:
426 :
427 :			if (pEnc->mbParam.max_bframes > 0) {
428 :	suxen_drol	890	int i;
429 :	edgomez	851
430 :			for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
431 :
432 :			if (pEnc->bframes[i] == NULL)
433 :			continue;
434 :
435 :			image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
436 :			pEnc->mbParam.edged_height);
437 :
438 :			xvid_free(pEnc->bframes[i]->mbs);
439 :
440 :			xvid_free(pEnc->bframes[i]);
441 :
442 :			}
443 :
444 :			xvid_free(pEnc->bframes);
445 :			}
446 :
447 :	edgomez	195	xvid_err_memory3:
448 :	edgomez	851
449 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
450 :			image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
451 :	edgomez	851	pEnc->mbParam.edged_height);
452 :	suxen_drol	920	image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
453 :			pEnc->mbParam.edged_height);
454 :	edgomez	851	}
455 :
456 :			image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
457 :	edgomez	195	pEnc->mbParam.edged_height);
458 :	edgomez	851	image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
459 :			pEnc->mbParam.edged_height);
460 :			image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
461 :			pEnc->mbParam.edged_height);
462 :	edgomez	192
463 :	edgomez	195	image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
464 :			pEnc->mbParam.edged_height);
465 :			image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
466 :			pEnc->mbParam.edged_height);
467 :			image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
468 :			pEnc->mbParam.edged_height);
469 :			image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
470 :			pEnc->mbParam.edged_height);
471 :	edgomez	851	image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
472 :			pEnc->mbParam.edged_height);
473 :	edgomez	195	image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
474 :			pEnc->mbParam.edged_height);
475 :	edgomez	851	image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
476 :			pEnc->mbParam.edged_height);
477 :	edgomez	192
478 :	edgomez	851	/* destroy GMC image */
479 :			image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
480 :			pEnc->mbParam.edged_height);
481 :
482 :
483 :	edgomez	195	xvid_err_memory2:
484 :	edgomez	192	xvid_free(pEnc->current->mbs);
485 :			xvid_free(pEnc->reference->mbs);
486 :
487 :	edgomez	195	xvid_err_memory1:
488 :	edgomez	192	xvid_free(pEnc->current);
489 :			xvid_free(pEnc->reference);
490 :	suxen_drol	919
491 :	suxen_drol	926	if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
492 :			xvid_free(pEnc->temp_dquants);
493 :			}
494 :	suxen_drol	919
495 :			xvid_err_memory0:
496 :			for (n=0; n<pEnc->num_plugins;n++) {
497 :			if (pEnc->plugins[n].func) {
498 :			pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
499 :			}
500 :			}
501 :			xvid_free(pEnc->plugins);
502 :
503 :	edgomez	192	xvid_free(pEnc);
504 :
505 :	suxen_drol	890	create->handle = NULL;
506 :	edgomez	194
507 :	edgomez	192	return XVID_ERR_MEMORY;
508 :	Isibaar	3	}
509 :
510 :	edgomez	194	/*****************************************************************************
511 :			* Encoder destruction
512 :			*
513 :			* This function destroy the entire encoder structure created by a previous
514 :	suxen_drol	890	* successful enc_create call.
515 :	edgomez	194	*
516 :			* Returned values (for now only one returned value) :
517 :	suxen_drol	890	* - 0 - no errors
518 :	edgomez	194	*
519 :			****************************************************************************/
520 :
521 :			int
522 :	suxen_drol	890	enc_destroy(Encoder * pEnc)
523 :	Isibaar	3	{
524 :	edgomez	851	int i;
525 :	suxen_drol	229
526 :	edgomez	851	/* B Frames specific */
527 :			if (pEnc->mbParam.max_bframes > 0) {
528 :
529 :	suxen_drol	890	for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
530 :	edgomez	851
531 :	suxen_drol	890	image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
532 :	edgomez	851	pEnc->mbParam.edged_height);
533 :			}
534 :			xvid_free(pEnc->queue);
535 :			}
536 :
537 :
538 :			if (pEnc->mbParam.max_bframes > 0) {
539 :
540 :			for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
541 :
542 :			if (pEnc->bframes[i] == NULL)
543 :			continue;
544 :
545 :			image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
546 :			pEnc->mbParam.edged_height);
547 :
548 :			xvid_free(pEnc->bframes[i]->mbs);
549 :
550 :			xvid_free(pEnc->bframes[i]);
551 :			}
552 :
553 :			xvid_free(pEnc->bframes);
554 :
555 :			}
556 :
557 :	edgomez	192	/* All images, reference, current etc ... */
558 :	edgomez	851
559 :	edgomez	195	image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
560 :			pEnc->mbParam.edged_height);
561 :			image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
562 :			pEnc->mbParam.edged_height);
563 :			image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
564 :			pEnc->mbParam.edged_height);
565 :			image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
566 :			pEnc->mbParam.edged_height);
567 :	edgomez	851	image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
568 :			pEnc->mbParam.edged_height);
569 :	edgomez	195	image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
570 :			pEnc->mbParam.edged_height);
571 :	edgomez	851	image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
572 :			pEnc->mbParam.edged_height);
573 :	edgomez	403
574 :	edgomez	851	image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
575 :	edgomez	195	pEnc->mbParam.edged_height);
576 :	edgomez	851	image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
577 :			pEnc->mbParam.edged_height);
578 :			image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
579 :			pEnc->mbParam.edged_height);
580 :	edgomez	192
581 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
582 :			image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
583 :	edgomez	851	pEnc->mbParam.edged_height);
584 :	suxen_drol	920	image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
585 :			pEnc->mbParam.edged_height);
586 :	edgomez	851	}
587 :
588 :	edgomez	192	/* Encoder structure */
589 :	edgomez	851
590 :	suxen_drol	136	xvid_free(pEnc->current->mbs);
591 :			xvid_free(pEnc->current);
592 :
593 :			xvid_free(pEnc->reference->mbs);
594 :			xvid_free(pEnc->reference);
595 :	suxen_drol	919
596 :	suxen_drol	926	if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
597 :			xvid_free(pEnc->temp_dquants);
598 :			}
599 :	suxen_drol	136
600 :	suxen_drol	938
601 :			if (pEnc->num_plugins>0)
602 :			{
603 :			xvid_plg_destroy_t pdestroy;
604 :			memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
605 :
606 :			pdestroy.version = XVID_VERSION;
607 :			pdestroy.num_frames = pEnc->m_framenum;
608 :
609 :			for (i=0; i<pEnc->num_plugins;i++) {
610 :			if (pEnc->plugins[i].func) {
611 :			pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, 0);
612 :			}
613 :	suxen_drol	919	}
614 :	suxen_drol	938	xvid_free(pEnc->plugins);
615 :	suxen_drol	919	}
616 :
617 :	Isibaar	41	xvid_free(pEnc);
618 :	edgomez	192
619 :	suxen_drol	890	return 0; /* ok */
620 :	Isibaar	3	}
621 :
622 :	suxen_drol	229
623 :	suxen_drol	919	/*
624 :			call the plugins
625 :			*/
626 :
627 :	suxen_drol	922	static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
628 :			int opt, int * type, int * quant, xvid_enc_stats_t * stats)
629 :	suxen_drol	919	{
630 :	suxen_drol	926	unsigned int i, j;
631 :	suxen_drol	919	xvid_plg_data_t data;
632 :
633 :	suxen_drol	926	/* set data struct */
634 :
635 :	suxen_drol	919	memset(&data, 0, sizeof(xvid_plg_data_t));
636 :			data.version = XVID_VERSION;
637 :
638 :	suxen_drol	920	data.width = pEnc->mbParam.width;
639 :			data.height = pEnc->mbParam.height;
640 :	suxen_drol	926	data.mb_width = pEnc->mbParam.mb_width;
641 :			data.mb_height = pEnc->mbParam.mb_height;
642 :	suxen_drol	924	data.fincr = frame->fincr;
643 :	suxen_drol	920	data.fbase = pEnc->mbParam.fbase;
644 :	suxen_drol	938
645 :	suxen_drol	919	data.reference.csp = XVID_CSP_USER;
646 :			data.reference.plane[0] = pEnc->reference->image.y;
647 :			data.reference.plane[1] = pEnc->reference->image.u;
648 :			data.reference.plane[2] = pEnc->reference->image.v;
649 :			data.reference.stride[0] = pEnc->mbParam.edged_width;
650 :			data.reference.stride[1] = pEnc->mbParam.edged_width/2;
651 :			data.reference.stride[2] = pEnc->mbParam.edged_width/2;
652 :
653 :			data.current.csp = XVID_CSP_USER;
654 :			data.current.plane[0] = frame->image.y;
655 :			data.current.plane[1] = frame->image.u;
656 :			data.current.plane[2] = frame->image.v;
657 :			data.current.stride[0] = pEnc->mbParam.edged_width;
658 :			data.current.stride[1] = pEnc->mbParam.edged_width/2;
659 :			data.current.stride[2] = pEnc->mbParam.edged_width/2;
660 :
661 :	suxen_drol	920	data.frame_num = frame->frame_num;
662 :	suxen_drol	919
663 :			if (opt == XVID_PLG_BEFORE) {
664 :			data.type = XVID_TYPE_AUTO;
665 :			data.quant = 2;
666 :	suxen_drol	926
667 :	edgomez	953	if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
668 :	suxen_drol	926	data.dquant = pEnc->temp_dquants;
669 :			data.dquant_stride = pEnc->mbParam.mb_width;
670 :	edgomez	953	memset(data.dquant, 0, data.mb_width*data.mb_height);
671 :	suxen_drol	926	}
672 :
673 :			/* todo: [vol,vop,motion]_flags*/
674 :	suxen_drol	919
675 :			} else { // XVID_PLG_AFTER
676 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
677 :			data.original.csp = XVID_CSP_USER;
678 :			data.original.plane[0] = original->y;
679 :			data.original.plane[1] = original->u;
680 :			data.original.plane[2] = original->v;
681 :			data.original.stride[0] = pEnc->mbParam.edged_width;
682 :			data.original.stride[1] = pEnc->mbParam.edged_width/2;
683 :			data.original.stride[2] = pEnc->mbParam.edged_width/2;
684 :			}
685 :	suxen_drol	919
686 :	edgomez	949	if ((frame->vol_flags & XVID_VOL_EXTRASTATS) \|\|
687 :	suxen_drol	922	(pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
688 :
689 :			data.sse_y =
690 :			plane_sse( original->y, frame->image.y,
691 :			pEnc->mbParam.edged_width, pEnc->mbParam.width,
692 :			pEnc->mbParam.height);
693 :
694 :			data.sse_u =
695 :			plane_sse( original->u, frame->image.u,
696 :			pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
697 :			pEnc->mbParam.height/2);
698 :
699 :			data.sse_v =
700 :			plane_sse( original->v, frame->image.v,
701 :			pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
702 :			pEnc->mbParam.height/2);
703 :			}
704 :
705 :	suxen_drol	919	data.type = coding2type(frame->coding_type);
706 :			data.quant = frame->quant;
707 :	suxen_drol	926
708 :			if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
709 :			data.dquant = pEnc->temp_dquants;
710 :			data.dquant_stride = pEnc->mbParam.mb_width;
711 :
712 :			for (j=0; j<pEnc->mbParam.mb_height; j++)
713 :			for (i=0; i<pEnc->mbParam.mb_width; i++) {
714 :			data.dquant[jdata.dquant_stride + i] = frame->mbs[jpEnc->mbParam.mb_width + i].dquant;;
715 :			}
716 :			}
717 :
718 :	suxen_drol	919	data.vol_flags = frame->vol_flags;
719 :			data.vop_flags = frame->vop_flags;
720 :			data.motion_flags = frame->motion_flags;
721 :
722 :			data.length = frame->length;
723 :			data.kblks = frame->sStat.kblks;
724 :			data.mblks = frame->sStat.mblks;
725 :			data.ublks = frame->sStat.ublks;
726 :	suxen_drol	922
727 :	suxen_drol	926	if (stats) {
728 :	suxen_drol	922	stats->type = coding2type(frame->coding_type);
729 :			stats->quant = frame->quant;
730 :			stats->vol_flags = frame->vol_flags;
731 :			stats->vop_flags = frame->vop_flags;
732 :			stats->length = frame->length;
733 :			stats->hlength = frame->length - (frame->sStat.iTextBits / 8);
734 :			stats->kblks = frame->sStat.kblks;
735 :			stats->mblks = frame->sStat.mblks;
736 :			stats->ublks = frame->sStat.ublks;
737 :			stats->sse_y = data.sse_y;
738 :			stats->sse_u = data.sse_u;
739 :			stats->sse_v = data.sse_v;
740 :			}
741 :	suxen_drol	919	}
742 :
743 :	suxen_drol	926	/* call plugins */
744 :	suxen_drol	919	for (i=0; i<pEnc->num_plugins;i++) {
745 :	suxen_drol	926	emms();
746 :	suxen_drol	919	if (pEnc->plugins[i].func) {
747 :			if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
748 :			continue;
749 :			}
750 :			}
751 :			}
752 :	suxen_drol	922	emms();
753 :	suxen_drol	919
754 :	suxen_drol	926	/* copy modified values back into frame*/
755 :	suxen_drol	919	if (opt == XVID_PLG_BEFORE) {
756 :			*type = data.type;
757 :			*quant = data.quant;
758 :	suxen_drol	926
759 :			if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
760 :			for (j=0; j<pEnc->mbParam.mb_height; j++)
761 :			for (i=0; i<pEnc->mbParam.mb_width; i++) {
762 :			frame->mbs[jpEnc->mbParam.mb_width + i].dquant = data.dquant[jdata.mb_width + i];
763 :			}
764 :			}else{
765 :			for (j=0; j<pEnc->mbParam.mb_height; j++)
766 :			for (i=0; i<pEnc->mbParam.mb_width; i++) {
767 :			frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
768 :			}
769 :			}
770 :			/* todo: [vol,vop,motion]_flags*/
771 :	suxen_drol	919	}
772 :			}
773 :
774 :
775 :
776 :
777 :	edgomez	851	static __inline void inc_frame_num(Encoder * pEnc)
778 :	suxen_drol	229	{
779 :	suxen_drol	920	pEnc->current->frame_num = pEnc->m_framenum;
780 :	edgomez	867	pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
781 :	suxen_drol	920
782 :	suxen_drol	924	pEnc->mbParam.m_stamp += pEnc->current->fincr;
783 :	suxen_drol	890	pEnc->m_framenum++; /* debug ticker */
784 :	chl	387	}
785 :	suxen_drol	229
786 :	suxen_drol	920	static __inline void dec_frame_num(Encoder * pEnc)
787 :			{
788 :			pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
789 :			pEnc->m_framenum--; /* debug ticker */
790 :			}
791 :	edgomez	851
792 :
793 :	suxen_drol	920
794 :	edgomez	851	static __inline void
795 :			set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
796 :			{
797 :
798 :	suxen_drol	941	pCur->ticks = (int32_t)pCur->stamp % time_base;
799 :	edgomez	851	pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
800 :
801 :	edgomez	867	/* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
802 :	edgomez	851
803 :			/* fprintf(stderr,"WriteVop: %d - %d \n",
804 :			((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
805 :			fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
806 :			pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
807 :			fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
808 :			pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
809 :
810 :			*/
811 :			}
812 :
813 :
814 :
815 :	edgomez	194	/*****************************************************************************
816 :	edgomez	851	* IPB frame encoder entry point
817 :			*
818 :			* Returned values :
819 :	suxen_drol	890	* - >0 - output bytes
820 :			* - 0 - no output
821 :	edgomez	910	* - XVID_ERR_VERSION - wrong version passed to core
822 :			* - XVID_ERR_END - End of stream reached before end of coding
823 :	suxen_drol	890	* - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
824 :	edgomez	910	* format
825 :	edgomez	851	****************************************************************************/
826 :
827 :	suxen_drol	890
828 :	edgomez	851	int
829 :	suxen_drol	890	enc_encode(Encoder * pEnc,
830 :			xvid_enc_frame_t * xFrame,
831 :			xvid_enc_stats_t * stats)
832 :	edgomez	851	{
833 :	suxen_drol	890	xvid_enc_frame_t * frame;
834 :			int type;
835 :	edgomez	851	Bitstream bs;
836 :
837 :	suxen_drol	890	if (XVID_MAJOR(xFrame->version) != 1 \|\| (stats && XVID_MAJOR(stats->version) != 1)) /* v1.x.x */
838 :			return XVID_ERR_VERSION;
839 :	edgomez	851
840 :	suxen_drol	890	xFrame->out_flags = 0;
841 :	edgomez	851
842 :			start_global_timer();
843 :	suxen_drol	890	BitstreamInit(&bs, xFrame->bitstream, 0);
844 :	edgomez	851
845 :
846 :	suxen_drol	890	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
847 :			* enqueue image to the encoding-queue
848 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
849 :	edgomez	851
850 :	suxen_drol	890	if (xFrame->input.csp != XVID_CSP_NULL)
851 :			{
852 :			QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
853 :	edgomez	851
854 :	suxen_drol	890	start_timer();
855 :			if (image_input
856 :			(&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
857 :			pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
858 :	edgomez	949	xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
859 :	suxen_drol	890	{
860 :			emms();
861 :			return XVID_ERR_FORMAT;
862 :			}
863 :			stop_conv_timer();
864 :	edgomez	851
865 :	edgomez	949	if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
866 :	suxen_drol	890	image_chroma_optimize(&q->image,
867 :			pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
868 :			}
869 :
870 :			q->frame = *xFrame;
871 :	edgomez	851
872 :	suxen_drol	890	if (xFrame->quant_intra_matrix)
873 :			{
874 :			memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, sizeof(xFrame->quant_intra_matrix));
875 :			q->frame.quant_intra_matrix = q->quant_intra_matrix;
876 :			}
877 :	edgomez	851
878 :	suxen_drol	890	if (xFrame->quant_inter_matrix)
879 :			{
880 :			memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, sizeof(xFrame->quant_inter_matrix));
881 :			q->frame.quant_inter_matrix = q->quant_inter_matrix;
882 :			}
883 :	edgomez	851
884 :	suxen_drol	890	pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
885 :			pEnc->queue_size++;
886 :			}
887 :	edgomez	851
888 :
889 :	suxen_drol	890	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
890 :	suxen_drol	920	* bframe flush code
891 :	suxen_drol	890	* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
892 :	edgomez	851
893 :	suxen_drol	890	repeat:
894 :	edgomez	851
895 :	suxen_drol	890	if (pEnc->flush_bframes)
896 :			{
897 :	suxen_drol	920	if (pEnc->bframenum_head < pEnc->bframenum_tail) {
898 :	edgomez	851
899 :	suxen_drol	890	DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
900 :			pEnc->bframenum_head, pEnc->bframenum_tail,
901 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
902 :	edgomez	851
903 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
904 :			image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
905 :	edgomez	914	pEnc->mbParam.edged_width, pEnc->mbParam.height);
906 :			}
907 :
908 :	suxen_drol	890	FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
909 :	suxen_drol	922	call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
910 :	suxen_drol	890	pEnc->bframenum_head++;
911 :	edgomez	851
912 :	suxen_drol	890	goto done;
913 :	edgomez	851	}
914 :
915 :			/* write an empty marker to the bitstream.
916 :	suxen_drol	890
917 :	edgomez	851	for divx5 decoder compatibility, this marker must consist
918 :			of a not-coded p-vop, with a time_base of zero, and time_increment
919 :			indentical to the future-referece frame.
920 :			*/
921 :
922 :	edgomez	949	if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
923 :	edgomez	851	int tmp;
924 :	suxen_drol	890	int bits;
925 :	edgomez	851
926 :			DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
927 :			pEnc->bframenum_head, pEnc->bframenum_tail,
928 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
929 :
930 :	suxen_drol	890	bits = BitstreamPos(&bs);
931 :
932 :	edgomez	851	tmp = pEnc->current->seconds;
933 :			pEnc->current->seconds = 0; /* force time_base = 0 */
934 :
935 :			BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
936 :	suxen_drol	890	BitstreamPad(&bs);
937 :	edgomez	851	pEnc->current->seconds = tmp;
938 :
939 :	suxen_drol	890	/* add the not-coded length to the reference frame size */
940 :			pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
941 :	suxen_drol	922	call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
942 :	edgomez	851
943 :	suxen_drol	920	/* flush complete: reset counters */
944 :			pEnc->flush_bframes = 0;
945 :			pEnc->bframenum_head = pEnc->bframenum_tail = 0;
946 :	suxen_drol	890	goto done;
947 :	edgomez	851
948 :			}
949 :	suxen_drol	920
950 :			/* flush complete: reset counters */
951 :			pEnc->flush_bframes = 0;
952 :			pEnc->bframenum_head = pEnc->bframenum_tail = 0;
953 :	edgomez	851	}
954 :
955 :	suxen_drol	890	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
956 :			* dequeue frame from the encoding queue
957 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
958 :	edgomez	851
959 :	suxen_drol	890	if (pEnc->queue_size == 0) /* empty */
960 :	edgomez	851	{
961 :	suxen_drol	890	if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
962 :	edgomez	851	{
963 :	suxen_drol	920
964 :	edgomez	949	if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
965 :	suxen_drol	922	call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
966 :	suxen_drol	920	}
967 :
968 :			/* if the very last frame is to be b-vop, we must change it to a p-vop */
969 :			if (pEnc->bframenum_tail > 0)
970 :	suxen_drol	890	{
971 :	suxen_drol	920
972 :	suxen_drol	890	SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
973 :			pEnc->bframenum_tail--;
974 :			SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
975 :	edgomez	851
976 :	suxen_drol	920	/* convert B-VOP to P-VOP */
977 :			pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
978 :	edgomez	851
979 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
980 :			image_copy(&pEnc->sOriginal, &pEnc->current->image,
981 :			pEnc->mbParam.edged_width, pEnc->mbParam.height);
982 :			}
983 :
984 :	suxen_drol	890	FrameCodeP(pEnc, &bs, 1, 0);
985 :	suxen_drol	920
986 :	suxen_drol	890	goto done_flush;
987 :			}
988 :	suxen_drol	920
989 :	edgomez	851	emms();
990 :	suxen_drol	890	return XVID_ERR_END; /* end of stream reached */
991 :	edgomez	851	}
992 :	suxen_drol	890	goto done; /* nothing to encode yet; encoder lag */
993 :			}
994 :	edgomez	851
995 :	suxen_drol	890	// the current FRAME becomes the reference
996 :			SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
997 :	edgomez	853
998 :	suxen_drol	890	// remove frame from encoding-queue (head), and move it into the current
999 :			image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1000 :			frame = &pEnc->queue[pEnc->queue_head].frame;
1001 :	suxen_drol	920	pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1002 :	suxen_drol	890	pEnc->queue_size--;
1003 :	edgomez	851
1004 :
1005 :	suxen_drol	890	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1006 :	suxen_drol	920	* init pEnc->current fields
1007 :	suxen_drol	890	* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1008 :	edgomez	851
1009 :	suxen_drol	924	pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1010 :	suxen_drol	941	inc_frame_num(pEnc);
1011 :	suxen_drol	890	pEnc->current->vol_flags = pEnc->mbParam.vol_flags;
1012 :			pEnc->current->vop_flags = frame->vop_flags;
1013 :			pEnc->current->motion_flags = frame->motion;
1014 :			pEnc->current->fcode = pEnc->mbParam.m_fcode;
1015 :			pEnc->current->bcode = pEnc->mbParam.m_fcode;
1016 :	edgomez	851
1017 :	suxen_drol	938
1018 :	edgomez	949	if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1019 :	suxen_drol	890	image_chroma_optimize(&pEnc->current->image,
1020 :			pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1021 :			}
1022 :	edgomez	851
1023 :	suxen_drol	920	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1024 :			* frame type & quant selection
1025 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1026 :
1027 :	suxen_drol	922	call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1028 :	edgomez	851
1029 :	suxen_drol	919	if (frame->type > 0)
1030 :			type = frame->type;
1031 :	edgomez	851
1032 :	suxen_drol	919	if (frame->quant > 0)
1033 :			pEnc->current->quant = frame->quant;
1034 :
1035 :	suxen_drol	920	if (type > 0){ /* XVID_TYPE_?VOP */
1036 :	suxen_drol	890	type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1037 :	suxen_drol	920	} else{ /* XVID_TYPE_AUTO */
1038 :			if (pEnc->iFrameNum == 0 \|\| (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1039 :	suxen_drol	890	pEnc->iFrameNum = 0;
1040 :			type = I_VOP;
1041 :			}else{
1042 :			type = MEanalysis(&pEnc->reference->image, pEnc->current,
1043 :			&pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1044 :	edgomez	953	pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold);
1045 :	suxen_drol	920
1046 :	edgomez	949	if (type == B_VOP && !(pEnc->current->vop_flags & XVID_VOP_DYNAMIC_BFRAMES)) {
1047 :	suxen_drol	920	type = P_VOP; /* disable dynamic bframes */
1048 :			}
1049 :	edgomez	851	}
1050 :	suxen_drol	890	}
1051 :	suxen_drol	920
1052 :			/* bframes buffer overflow check */
1053 :			if (type != I_VOP) {
1054 :			if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1055 :			type = P_VOP;
1056 :			}else{
1057 :			type = B_VOP;
1058 :			}
1059 :			}
1060 :
1061 :	suxen_drol	890	pEnc->iFrameNum++;
1062 :	edgomez	851
1063 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1064 :	suxen_drol	890	image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1065 :	suxen_drol	920	"%i st:%i if:%i", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1066 :	edgomez	851	}
1067 :
1068 :			/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1069 :	suxen_drol	920	* encode this frame as a b-vop
1070 :			* (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1071 :	edgomez	851	* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1072 :	suxen_drol	920	if (type == B_VOP) {
1073 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1074 :	suxen_drol	920	image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1075 :	edgomez	851	}
1076 :
1077 :	suxen_drol	926	if (frame->quant < 1) {
1078 :	suxen_drol	920	pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1079 :			pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1080 :	edgomez	851
1081 :	suxen_drol	920	} else {
1082 :	suxen_drol	926	pEnc->current->quant = frame->quant;
1083 :	suxen_drol	920	}
1084 :	edgomez	851
1085 :	suxen_drol	920	if (pEnc->current->quant < 1)
1086 :			pEnc->current->quant = 1;
1087 :			else if (pEnc->current->quant > 31)
1088 :			pEnc->current->quant = 31;
1089 :
1090 :			DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i",
1091 :			pEnc->bframenum_head, pEnc->bframenum_tail,
1092 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1093 :	suxen_drol	890
1094 :	suxen_drol	920	/* store frame into bframe buffer & swap ref back to current */
1095 :			SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1096 :			SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1097 :	edgomez	851
1098 :	suxen_drol	920	pEnc->bframenum_tail++;
1099 :	edgomez	851
1100 :	suxen_drol	920	goto repeat;
1101 :			}
1102 :	suxen_drol	890
1103 :	suxen_drol	920	/* for unpacked bframes, output the stats for the last encoded frame */
1104 :	edgomez	949	if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0)
1105 :	suxen_drol	920	{
1106 :			if (pEnc->current->stamp > 0) {
1107 :	suxen_drol	922	call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1108 :	suxen_drol	920	}
1109 :			else
1110 :			stats->type = XVID_TYPE_NOTHING;
1111 :			}
1112 :	edgomez	851
1113 :	suxen_drol	920	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1114 :			* closed-gop
1115 :			* if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1116 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1117 :	edgomez	851
1118 :	edgomez	949	if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1119 :	edgomez	851
1120 :	suxen_drol	920	// place this frame back on the encoding-queue (head)
1121 :			// we will deal with it next time
1122 :	suxen_drol	925	dec_frame_num(pEnc);
1123 :			pEnc->iFrameNum--;
1124 :
1125 :			pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1126 :	suxen_drol	920	pEnc->queue_size++;
1127 :			image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1128 :	edgomez	851
1129 :	suxen_drol	920	// grab the last frame from the bframe-queue
1130 :	suxen_drol	890
1131 :	suxen_drol	920	pEnc->bframenum_tail--;
1132 :			SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1133 :	suxen_drol	890
1134 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1135 :	suxen_drol	920	image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1136 :	edgomez	851	}
1137 :
1138 :	suxen_drol	920	/* convert B-VOP quant to P-VOP */
1139 :			pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
1140 :			type = P_VOP;
1141 :			}
1142 :	edgomez	851
1143 :	suxen_drol	920
1144 :			/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1145 :			* encode this frame as an i-vop
1146 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1147 :
1148 :			if (type == I_VOP) {
1149 :
1150 :			DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1151 :	edgomez	851	pEnc->bframenum_head, pEnc->bframenum_tail,
1152 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1153 :
1154 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1155 :	suxen_drol	920	image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1156 :	edgomez	851	}
1157 :
1158 :
1159 :	suxen_drol	920	/* ---- update vol flags at IVOP ----------- */
1160 :			pEnc->current->vol_flags = pEnc->mbParam.vol_flags = frame->vol_flags;
1161 :	edgomez	851
1162 :	edgomez	949	if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1163 :	suxen_drol	920	if (frame->quant_intra_matrix != NULL)
1164 :			set_intra_matrix(frame->quant_intra_matrix);
1165 :			if (frame->quant_inter_matrix != NULL)
1166 :			set_inter_matrix(frame->quant_inter_matrix);
1167 :	edgomez	851	}
1168 :
1169 :	suxen_drol	920	/* prevent vol/vop misuse */
1170 :	edgomez	851
1171 :	edgomez	949	if (!(pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1172 :			pEnc->current->vop_flags &= ~XVID_VOP_REDUCED;
1173 :	edgomez	851
1174 :	edgomez	949	if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1175 :			pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST\|XVID_VOP_ALTERNATESCAN);
1176 :	edgomez	851
1177 :	suxen_drol	920	/* ^^^------------------------ */
1178 :	edgomez	851
1179 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1180 :			image_copy(&pEnc->sOriginal, &pEnc->current->image,
1181 :			pEnc->mbParam.edged_width, pEnc->mbParam.height);
1182 :			}
1183 :	edgomez	851
1184 :	suxen_drol	920	FrameCodeI(pEnc, &bs);
1185 :			xFrame->out_flags \|= XVID_KEYFRAME;
1186 :	edgomez	851
1187 :	suxen_drol	920	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1188 :			* encode this frame as an p-vop
1189 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1190 :	edgomez	851
1191 :	suxen_drol	920	} else { // (type == P_VOP \|\| type == S_VOP)
1192 :	edgomez	851
1193 :	suxen_drol	920	DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1194 :			pEnc->bframenum_head, pEnc->bframenum_tail,
1195 :			pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1196 :
1197 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1198 :	suxen_drol	920	image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1199 :			}
1200 :	edgomez	851
1201 :	suxen_drol	920	if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1202 :			image_copy(&pEnc->sOriginal, &pEnc->current->image,
1203 :			pEnc->mbParam.edged_width, pEnc->mbParam.height);
1204 :			}
1205 :
1206 :			FrameCodeP(pEnc, &bs, 1, 0);
1207 :			}
1208 :
1209 :
1210 :			/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1211 :			* on next enc_encode call we must flush bframes
1212 :	suxen_drol	890	* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1213 :	edgomez	851
1214 :	suxen_drol	890	done_flush:
1215 :	edgomez	851
1216 :	suxen_drol	920	pEnc->flush_bframes = 1;
1217 :	edgomez	851
1218 :	suxen_drol	920	/* packed & queued_bframes: dont bother outputting stats, we do so after the flush */
1219 :	edgomez	949	if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1220 :	suxen_drol	890	goto repeat;
1221 :	edgomez	853	}
1222 :
1223 :	suxen_drol	920	/* packed or no-bframes: output stats */
1224 :	edgomez	949	if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) \|\| pEnc->mbParam.max_bframes == 0) {
1225 :	suxen_drol	922	call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1226 :	edgomez	851	}
1227 :	Isibaar	113
1228 :	suxen_drol	890	/* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1229 :			* done; return number of bytes consumed
1230 :			* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1231 :	edgomez	195
1232 :	suxen_drol	890	done:
1233 :
1234 :	Isibaar	3	stop_global_timer();
1235 :			write_timer();
1236 :
1237 :	suxen_drol	890	emms();
1238 :			return BitstreamLength(&bs);
1239 :	Isibaar	3	}
1240 :
1241 :
1242 :	suxen_drol	926	static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1243 :			{
1244 :			unsigned int i,j;
1245 :			int quant = frame->quant;
1246 :
1247 :			for (j=0; j<pParam->mb_height; j++)
1248 :			for (i=0; i<pParam->mb_width; i++) {
1249 :			MACROBLOCK * pMB = &frame->mbs[j*pParam->mb_width + i];
1250 :			quant += pMB->dquant;
1251 :			if (quant > 31)
1252 :			quant = 31;
1253 :			if (quant < 1)
1254 :			quant = 1;
1255 :			pMB->quant = quant;
1256 :			}
1257 :			}
1258 :
1259 :
1260 :	edgomez	195	static __inline void
1261 :			CodeIntraMB(Encoder * pEnc,
1262 :			MACROBLOCK * pMB)
1263 :			{
1264 :	Isibaar	3
1265 :			pMB->mode = MODE_INTRA;
1266 :
1267 :	suxen_drol	136	/* zero mv statistics */
1268 :			pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1269 :			pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1270 :			pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1271 :			pMB->sad16 = 0;
1272 :
1273 :	suxen_drol	926	if (pMB->dquant != 0) {
1274 :			pMB->mode = MODE_INTRA_Q;
1275 :			}
1276 :	Isibaar	3	}
1277 :
1278 :
1279 :	h	101
1280 :	edgomez	195	static int
1281 :			FrameCodeI(Encoder * pEnc,
1282 :	suxen_drol	890	Bitstream * bs)
1283 :	h	104	{
1284 :	suxen_drol	890	int bits = BitstreamPos(bs);
1285 :	edgomez	851	int mb_width = pEnc->mbParam.mb_width;
1286 :			int mb_height = pEnc->mbParam.mb_height;
1287 :	suxen_drol	890
1288 :	h	104	DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1289 :	edgomez	195	DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1290 :	h	104
1291 :			uint16_t x, y;
1292 :
1293 :	edgomez	949	if ((pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1294 :	edgomez	851	{
1295 :			mb_width = (pEnc->mbParam.width + 31) / 32;
1296 :			mb_height = (pEnc->mbParam.height + 31) / 32;
1297 :
1298 :			/* 16x16->8x8 downsample requires 1 additional edge pixel*/
1299 :			/* XXX: setedges is overkill */
1300 :			start_timer();
1301 :			image_setedges(&pEnc->current->image,
1302 :			pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1303 :			pEnc->mbParam.width, pEnc->mbParam.height);
1304 :			stop_edges_timer();
1305 :			}
1306 :
1307 :	suxen_drol	136	pEnc->mbParam.m_rounding_type = 1;
1308 :			pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1309 :			pEnc->current->coding_type = I_VOP;
1310 :	suxen_drol	926
1311 :			SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1312 :	h	104
1313 :	suxen_drol	890	BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1314 :	edgomez	403
1315 :	edgomez	851	set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1316 :
1317 :			BitstreamPadAlways(bs);
1318 :	suxen_drol	229	BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1319 :	h	104
1320 :	edgomez	851	pEnc->current->sStat.iTextBits = 0;
1321 :			pEnc->current->sStat.kblks = mb_width * mb_height;
1322 :			pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1323 :	h	104
1324 :	edgomez	851	for (y = 0; y < mb_height; y++)
1325 :			for (x = 0; x < mb_width; x++) {
1326 :	edgomez	195	MACROBLOCK *pMB =
1327 :			&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1328 :	h	104
1329 :			CodeIntraMB(pEnc, pMB);
1330 :
1331 :	edgomez	195	MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1332 :			dct_codes, qcoeff);
1333 :	h	104
1334 :			start_timer();
1335 :	suxen_drol	136	MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1336 :	h	104	stop_prediction_timer();
1337 :
1338 :			start_timer();
1339 :	edgomez	949	if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1340 :	chl	353	{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1341 :			qcoeff[464+0]=0; / zero, because for INTRA MBs DC value is saved */
1342 :			qcoeff[5*64+0]=0;
1343 :			}
1344 :	edgomez	851	MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1345 :	h	104	stop_coding_timer();
1346 :			}
1347 :
1348 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1349 :	edgomez	851	{
1350 :			image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1351 :			pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1352 :	suxen_drol	890	16, 0);
1353 :	edgomez	851	}
1354 :	h	104	emms();
1355 :
1356 :	edgomez	964	/* XXX: Remove the two #if 0 blocks when we are sure we must always pad the stream */
1357 :			#if 0
1358 :	suxen_drol	890	/* for divx5 compatibility, we must always pad between the packed p and b frames */
1359 :	edgomez	949	if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0)
1360 :	edgomez	964	#endif
1361 :	suxen_drol	890	BitstreamPadAlways(bs);
1362 :	edgomez	964	#if 0
1363 :	suxen_drol	890	else
1364 :			BitstreamPad(bs);
1365 :	edgomez	964	#endif
1366 :	suxen_drol	890	pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1367 :
1368 :	edgomez	851	pEnc->fMvPrevSigma = -1;
1369 :	suxen_drol	136	pEnc->mbParam.m_fcode = 2;
1370 :	h	104
1371 :	suxen_drol	890	/* XXX: hinted me
1372 :	edgomez	195	if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1373 :	h	104	HintedMEGet(pEnc, 1);
1374 :	suxen_drol	890	}*/
1375 :	h	104
1376 :	edgomez	867	return 1; /* intra */
1377 :	h	104	}
1378 :
1379 :
1380 :	Isibaar	3	#define INTRA_THRESHOLD 0.5
1381 :	edgomez	851	#define BFRAME_SKIP_THRESHHOLD 30
1382 :	Isibaar	3
1383 :	edgomez	851
1384 :			/* FrameCodeP also handles S(GMC)-VOPs */
1385 :	edgomez	195	static int
1386 :			FrameCodeP(Encoder * pEnc,
1387 :			Bitstream * bs,
1388 :			bool force_inter,
1389 :			bool vol_header)
1390 :	Isibaar	3	{
1391 :	edgomez	13	float fSigma;
1392 :	suxen_drol	890	int bits = BitstreamPos(bs);
1393 :	Isibaar	42
1394 :	edgomez	78	DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1395 :	edgomez	195	DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1396 :	edgomez	78
1397 :	edgomez	851	int mb_width = pEnc->mbParam.mb_width;
1398 :			int mb_height = pEnc->mbParam.mb_height;
1399 :
1400 :	Isibaar	3	int iLimit;
1401 :	edgomez	851	int x, y, k;
1402 :	edgomez	13	int iSearchRange;
1403 :	edgomez	851	int bIntra, skip_possible;
1404 :	suxen_drol	890
1405 :	edgomez	145	/* IMAGE pCurrent = &pEnc->current->image; /
1406 :	suxen_drol	136	IMAGE *pRef = &pEnc->reference->image;
1407 :	Isibaar	3
1408 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1409 :	edgomez	851	{
1410 :			mb_width = (pEnc->mbParam.width + 31) / 32;
1411 :			mb_height = (pEnc->mbParam.height + 31) / 32;
1412 :			}
1413 :
1414 :
1415 :	h	69	start_timer();
1416 :	edgomez	195	image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1417 :	h	541	pEnc->mbParam.width, pEnc->mbParam.height);
1418 :	h	69	stop_edges_timer();
1419 :	Isibaar	3
1420 :	suxen_drol	136	pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type;
1421 :			pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1422 :	suxen_drol	890	//pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1423 :	suxen_drol	136	pEnc->current->fcode = pEnc->mbParam.m_fcode;
1424 :	Isibaar	3
1425 :			if (!force_inter)
1426 :	edgomez	851	iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1427 :	edgomez	13	else
1428 :	edgomez	851	iLimit = mb_width * mb_height + 1;
1429 :	Isibaar	3
1430 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_HALFPEL)) {
1431 :	Isibaar	3	start_timer();
1432 :	edgomez	195	image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1433 :			&pEnc->vInterHV, pEnc->mbParam.edged_width,
1434 :			pEnc->mbParam.edged_height,
1435 :	edgomez	949	(pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL),
1436 :	edgomez	195	pEnc->current->rounding_type);
1437 :	Isibaar	3	stop_inter_timer();
1438 :			}
1439 :
1440 :	edgomez	851	pEnc->current->coding_type = P_VOP;
1441 :	suxen_drol	926
1442 :
1443 :			SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1444 :	edgomez	851
1445 :	Isibaar	3	start_timer();
1446 :	suxen_drol	890	/*if (pEnc->current->global_flags & XVID_HINTEDME_SET)
1447 :	h	101	HintedMESet(pEnc, &bIntra);
1448 :	suxen_drol	890	else*/
1449 :	suxen_drol	295	bIntra =
1450 :			MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference,
1451 :			&pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1452 :			iLimit);
1453 :	edgomez	851
1454 :	Isibaar	3	stop_motion_timer();
1455 :
1456 :	suxen_drol	890	if (bIntra == 1) return FrameCodeI(pEnc, bs);
1457 :	edgomez	851
1458 :	edgomez	949	if ( ( pEnc->current->vol_flags & XVID_VOL_GMC )
1459 :	edgomez	851	&& ( (pEnc->current->warp.duv[1].x != 0) \|\| (pEnc->current->warp.duv[1].y != 0) ) )
1460 :			{
1461 :			pEnc->current->coding_type = S_VOP;
1462 :
1463 :			generate_GMCparameters( 2, 16, &pEnc->current->warp,
1464 :			pEnc->mbParam.width, pEnc->mbParam.height,
1465 :			&pEnc->current->gmc_data);
1466 :
1467 :			generate_GMCimage(&pEnc->current->gmc_data, &pEnc->reference->image,
1468 :			pEnc->mbParam.mb_width, pEnc->mbParam.mb_height,
1469 :			pEnc->mbParam.edged_width, pEnc->mbParam.edged_width/2,
1470 :	edgomez	949	pEnc->mbParam.m_fcode, (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0,
1471 :	edgomez	851	pEnc->current->rounding_type, pEnc->current->mbs, &pEnc->vGMC);
1472 :
1473 :	h	101	}
1474 :	Isibaar	3
1475 :	edgomez	851	set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1476 :	edgomez	195	if (vol_header)
1477 :	suxen_drol	890	{ BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1478 :	edgomez	851	BitstreamPadAlways(bs);
1479 :			}
1480 :	Isibaar	3
1481 :	suxen_drol	229	BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1482 :	Isibaar	3
1483 :	edgomez	851	pEnc->current->sStat.iTextBits = pEnc->current->sStat.iMvSum = pEnc->current->sStat.iMvCount =
1484 :			pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1485 :	Isibaar	3
1486 :	edgomez	851
1487 :			for (y = 0; y < mb_height; y++) {
1488 :			for (x = 0; x < mb_width; x++) {
1489 :	edgomez	195	MACROBLOCK *pMB =
1490 :			&pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1491 :	Isibaar	3
1492 :	edgomez	851	/* Mode decision: Check, if the block should be INTRA / INTER or GMC-coded */
1493 :			/* For a start, leave INTRA decision as is, only choose only between INTER/GMC - gruel, 9.1.2002 */
1494 :
1495 :	edgomez	13	bIntra = (pMB->mode == MODE_INTRA) \|\| (pMB->mode == MODE_INTRA_Q);
1496 :	Isibaar	3
1497 :	edgomez	851	if (bIntra) {
1498 :	Isibaar	3	CodeIntraMB(pEnc, pMB);
1499 :	edgomez	195	MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1500 :			dct_codes, qcoeff);
1501 :	chl	419
1502 :			start_timer();
1503 :			MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1504 :			stop_prediction_timer();
1505 :	edgomez	851
1506 :			pEnc->current->sStat.kblks++;
1507 :
1508 :			MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1509 :			stop_coding_timer();
1510 :			continue;
1511 :	Isibaar	3	}
1512 :	edgomez	851
1513 :			if (pEnc->current->coding_type == S_VOP) {
1514 :	Isibaar	3
1515 :	edgomez	851	int32_t iSAD = sad16(pEnc->current->image.y + 16ypEnc->mbParam.edged_width + 16*x,
1516 :			pEnc->vGMC.y + 16ypEnc->mbParam.edged_width + 16*x,
1517 :			pEnc->mbParam.edged_width, 65536);
1518 :
1519 :	edgomez	949	if (pEnc->current->motion_flags & XVID_ME_CHROMA16) {
1520 :	edgomez	851	iSAD += sad8(pEnc->current->image.u + 8y(pEnc->mbParam.edged_width/2) + 8*x,
1521 :			pEnc->vGMC.u + 8y(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1522 :	Isibaar	3
1523 :	edgomez	851	iSAD += sad8(pEnc->current->image.v + 8y(pEnc->mbParam.edged_width/2) + 8*x,
1524 :			pEnc->vGMC.v + 8y(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1525 :			}
1526 :
1527 :			if (iSAD <= pMB->sad16) { /* mode decision GMC */
1528 :
1529 :	edgomez	949	if ((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL))
1530 :	edgomez	851	pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv;
1531 :			else
1532 :			pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv;
1533 :
1534 :			pMB->mode = MODE_INTER;
1535 :			pMB->mcsel = 1;
1536 :			pMB->sad16 = iSAD;
1537 :			} else {
1538 :			pMB->mcsel = 0;
1539 :			}
1540 :			} else {
1541 :			pMB->mcsel = 0; /* just a precaution */
1542 :			}
1543 :
1544 :	Isibaar	3	start_timer();
1545 :	edgomez	851	MBMotionCompensation(pMB, x, y, &pEnc->reference->image,
1546 :			&pEnc->vInterH, &pEnc->vInterV,
1547 :			&pEnc->vInterHV, &pEnc->vGMC,
1548 :			&pEnc->current->image,
1549 :			dct_codes, pEnc->mbParam.width,
1550 :			pEnc->mbParam.height,
1551 :			pEnc->mbParam.edged_width,
1552 :	edgomez	949	(pEnc->current->vol_flags & XVID_VOL_QUARTERPEL),
1553 :			(pEnc->current->vop_flags & XVID_VOP_REDUCED),
1554 :	edgomez	851	pEnc->current->rounding_type);
1555 :	chl	347
1556 :	edgomez	851	stop_comp_timer();
1557 :
1558 :	suxen_drol	926	if (pMB->dquant != 0) {
1559 :			pMB->mode = MODE_INTER_Q;
1560 :	edgomez	851	}
1561 :
1562 :			pMB->field_pred = 0;
1563 :
1564 :			if (pMB->mode != MODE_NOT_CODED)
1565 :			{ pMB->cbp =
1566 :			MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y,
1567 :			dct_codes, qcoeff);
1568 :			}
1569 :
1570 :			if (pMB->cbp \|\| pMB->mvs[0].x \|\| pMB->mvs[0].y \|\|
1571 :			pMB->mvs[1].x \|\| pMB->mvs[1].y \|\| pMB->mvs[2].x \|\|
1572 :			pMB->mvs[2].y \|\| pMB->mvs[3].x \|\| pMB->mvs[3].y) {
1573 :			pEnc->current->sStat.mblks++;
1574 :			} else {
1575 :			pEnc->current->sStat.ublks++;
1576 :			}
1577 :
1578 :			start_timer();
1579 :
1580 :	chl	347	/* Finished processing the MB, now check if to CODE or SKIP */
1581 :
1582 :	edgomez	851	skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1583 :	suxen_drol	926	(pMB->dquant == 0);
1584 :	edgomez	851
1585 :			if (pEnc->current->coding_type == S_VOP)
1586 :			skip_possible &= (pMB->mcsel == 1);
1587 :			else if (pEnc->current->coding_type == P_VOP) {
1588 :	edgomez	949	if ((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL))
1589 :	edgomez	851	skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1590 :			else
1591 :			skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1592 :			}
1593 :	chl	347
1594 :	edgomez	851	if ( (pMB->mode == MODE_NOT_CODED) \|\| (skip_possible)) {
1595 :	chl	347
1596 :	edgomez	851	/* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1597 :
1598 :			if (pEnc->current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1599 :			{
1600 :			int bSkip = 1;
1601 :
1602 :			for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1603 :			{
1604 :			int iSAD;
1605 :			iSAD = sad16(pEnc->reference->image.y + 16ypEnc->mbParam.edged_width + 16*x,
1606 :			pEnc->bframes[k]->image.y + 16ypEnc->mbParam.edged_width + 16*x,
1607 :			pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD);
1608 :			if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1609 :			{ bSkip = 0;
1610 :			break;
1611 :			}
1612 :			}
1613 :
1614 :			if (!bSkip) { /* no SKIP, but trivial block */
1615 :	edgomez	949	if((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL)) {
1616 :	edgomez	851	VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1617 :			pMB->pmvs[0].x = - predMV.x;
1618 :			pMB->pmvs[0].y = - predMV.y;
1619 :			}
1620 :			else {
1621 :			VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1622 :			pMB->pmvs[0].x = - predMV.x;
1623 :			pMB->pmvs[0].y = - predMV.y;
1624 :			}
1625 :			pMB->mode = MODE_INTER;
1626 :			pMB->cbp = 0;
1627 :			MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1628 :			stop_coding_timer();
1629 :
1630 :			continue; /* next MB */
1631 :			}
1632 :			}
1633 :			/* do SKIP */
1634 :
1635 :			pMB->mode = MODE_NOT_CODED;
1636 :			MBSkip(bs);
1637 :			stop_coding_timer();
1638 :			continue; /* next MB */
1639 :	edgomez	403	}
1640 :	edgomez	851	/* ordinary case: normal coded INTER/INTER4V block */
1641 :
1642 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_GREYSCALE))
1643 :	edgomez	851	{ pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1644 :			qcoeff[464+0]=0; / zero, because DC for INTRA MBs DC value is saved */
1645 :			qcoeff[5*64+0]=0;
1646 :			}
1647 :
1648 :	edgomez	949	if((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL)) {
1649 :	edgomez	851	VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1650 :			pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1651 :			pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1652 :			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);
1653 :			} else {
1654 :			VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1655 :			pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1656 :			pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1657 :			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);
1658 :			}
1659 :
1660 :
1661 :			if (pMB->mode == MODE_INTER4V)
1662 :			{ int k;
1663 :			for (k=1;k<4;k++)
1664 :			{
1665 :	edgomez	949	if((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL)) {
1666 :	edgomez	851	VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1667 :			pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1668 :			pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1669 :			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);
1670 :			} else {
1671 :			VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1672 :			pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1673 :			pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1674 :			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);
1675 :			}
1676 :
1677 :	chl	353	}
1678 :	chl	347	}
1679 :	edgomez	851
1680 :			MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1681 :			stop_coding_timer();
1682 :	chl	347
1683 :	Isibaar	3	}
1684 :			}
1685 :
1686 :	edgomez	949	if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1687 :	edgomez	851	{
1688 :			image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1689 :			pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1690 :	suxen_drol	890	16, 0);
1691 :	edgomez	851	}
1692 :
1693 :	Isibaar	3	emms();
1694 :
1695 :	suxen_drol	890	/* XXX: hinted me
1696 :	edgomez	195	if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1697 :	h	101	HintedMEGet(pEnc, 0);
1698 :	suxen_drol	890	}*/
1699 :	h	101
1700 :	edgomez	851	if (pEnc->current->sStat.iMvCount == 0)
1701 :			pEnc->current->sStat.iMvCount = 1;
1702 :	Isibaar	3
1703 :	edgomez	851	fSigma = (float) sqrt((float) pEnc->current->sStat.iMvSum / pEnc->current->sStat.iMvCount);
1704 :	Isibaar	3
1705 :	suxen_drol	136	iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode);
1706 :	Isibaar	3
1707 :	edgomez	195	if ((fSigma > iSearchRange / 3)
1708 :	edgomez	949	&& (pEnc->mbParam.m_fcode <= (3 + (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1709 :	edgomez	13	{
1710 :	suxen_drol	136	pEnc->mbParam.m_fcode++;
1711 :	Isibaar	3	iSearchRange *= 2;
1712 :	edgomez	195	} else if ((fSigma < iSearchRange / 6)
1713 :	edgomez	851	&& (pEnc->fMvPrevSigma >= 0)
1714 :			&& (pEnc->fMvPrevSigma < iSearchRange / 6)
1715 :	edgomez	949	&& (pEnc->mbParam.m_fcode >= (2 + (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1716 :	edgomez	13	{
1717 :	suxen_drol	136	pEnc->mbParam.m_fcode--;
1718 :	Isibaar	3	iSearchRange /= 2;
1719 :	edgomez	13	}
1720 :	Isibaar	3
1721 :	edgomez	851	pEnc->fMvPrevSigma = fSigma;
1722 :	edgomez	195
1723 :	edgomez	851	/* frame drop code */
1724 :			DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->current->sStat.kblks, pEnc->current->sStat.mblks, pEnc->current->sStat.ublks);
1725 :			if (pEnc->current->sStat.kblks + pEnc->current->sStat.mblks <
1726 :			(pEnc->mbParam.frame_drop_ratio * mb_width * mb_height) / 100)
1727 :			{
1728 :			pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = 0;
1729 :			pEnc->current->sStat.ublks = mb_width * mb_height;
1730 :
1731 :			BitstreamReset(bs);
1732 :
1733 :			set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1734 :			BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0);
1735 :
1736 :	edgomez	867	/* copy reference frame details into the current frame */
1737 :	edgomez	851	pEnc->current->quant = pEnc->reference->quant;
1738 :			pEnc->current->motion_flags = pEnc->reference->motion_flags;
1739 :			pEnc->current->rounding_type = pEnc->reference->rounding_type;
1740 :	suxen_drol	890	//pEnc->current->quarterpel = pEnc->reference->quarterpel;
1741 :	edgomez	851	pEnc->current->fcode = pEnc->reference->fcode;
1742 :			pEnc->current->bcode = pEnc->reference->bcode;
1743 :			image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height);
1744 :			memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1745 :			}
1746 :
1747 :			/* XXX: debug
1748 :			{
1749 :			char s[100];
1750 :			sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1751 :			image_dump_yuvpgm(&pEnc->current->image,
1752 :			pEnc->mbParam.edged_width,
1753 :			pEnc->mbParam.width, pEnc->mbParam.height, s);
1754 :
1755 :			sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1756 :			image_dump_yuvpgm(&pEnc->reference->image,
1757 :			pEnc->mbParam.edged_width,
1758 :			pEnc->mbParam.width, pEnc->mbParam.height, s);
1759 :			}
1760 :			*/
1761 :
1762 :	edgomez	964	/* XXX: Remove the two #if 0 blocks when we are sure we must always pad the stream */
1763 :			#if 0
1764 :	suxen_drol	890	/* for divx5 compatibility, we must always pad between the packed p and b frames */
1765 :	edgomez	949	if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0)
1766 :	edgomez	964	#endif
1767 :	suxen_drol	890	BitstreamPadAlways(bs);
1768 :	edgomez	964	#if 0
1769 :	suxen_drol	890	else
1770 :			BitstreamPad(bs);
1771 :	edgomez	964	#endif
1772 :	edgomez	851
1773 :	suxen_drol	890	pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1774 :	Isibaar	3
1775 :	edgomez	867	return 0; /* inter */
1776 :	edgomez	851	}
1777 :	suxen_drol	118
1778 :	edgomez	851
1779 :			static void
1780 :			FrameCodeB(Encoder * pEnc,
1781 :			FRAMEINFO * frame,
1782 :	suxen_drol	890	Bitstream * bs)
1783 :	edgomez	851	{
1784 :	suxen_drol	890	int bits = BitstreamPos(bs);
1785 :	edgomez	851	DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1786 :			DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1787 :			uint32_t x, y;
1788 :
1789 :			IMAGE *f_ref = &pEnc->reference->image;
1790 :			IMAGE *b_ref = &pEnc->current->image;
1791 :
1792 :	suxen_drol	890	#ifdef BFRAMES_DEC_DEBUG
1793 :	edgomez	851	FILE *fp;
1794 :			static char first=0;
1795 :			#define BFRAME_DEBUG if (!first && fp){ \
1796 :			fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1797 :			}
1798 :
1799 :	edgomez	949	/* XXX: pEnc->current->global_flags &= ~XVID_VOP_REDUCED; reduced resoltion not yet supported */
1800 :	edgomez	851
1801 :			if (!first){
1802 :			fp=fopen("C:\\XVIDDBGE.TXT","w");
1803 :			}
1804 :			#endif
1805 :
1806 :	suxen_drol	890	//frame->quarterpel = pEnc->mbParam.m_quarterpel;
1807 :	edgomez	851
1808 :	edgomez	867	/* forward */
1809 :	edgomez	851	image_setedges(f_ref, pEnc->mbParam.edged_width,
1810 :			pEnc->mbParam.edged_height, pEnc->mbParam.width,
1811 :			pEnc->mbParam.height);
1812 :			start_timer();
1813 :			image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1814 :			pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1815 :	edgomez	949	(pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1816 :	edgomez	851	stop_inter_timer();
1817 :
1818 :	edgomez	867	/* backward */
1819 :	edgomez	851	image_setedges(b_ref, pEnc->mbParam.edged_width,
1820 :			pEnc->mbParam.edged_height, pEnc->mbParam.width,
1821 :			pEnc->mbParam.height);
1822 :			start_timer();
1823 :			image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1824 :			pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1825 :	edgomez	949	(pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1826 :	edgomez	851	stop_inter_timer();
1827 :
1828 :			start_timer();
1829 :
1830 :			MotionEstimationBVOP(&pEnc->mbParam, frame,
1831 :	edgomez	867	((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1832 :			((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1833 :			pEnc->reference->mbs, f_ref,
1834 :	edgomez	851	&pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1835 :			pEnc->current, b_ref, &pEnc->vInterH,
1836 :			&pEnc->vInterV, &pEnc->vInterHV);
1837 :
1838 :
1839 :			stop_motion_timer();
1840 :
1841 :	edgomez	867	/*
1842 :			if (test_quant_type(&pEnc->mbParam, pEnc->current)) {
1843 :			BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type);
1844 :			}
1845 :			*/
1846 :	edgomez	851
1847 :			frame->coding_type = B_VOP;
1848 :
1849 :			set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1850 :			BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
1851 :
1852 :			frame->sStat.iTextBits = 0;
1853 :			frame->sStat.iMvSum = 0;
1854 :			frame->sStat.iMvCount = 0;
1855 :			frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1856 :	suxen_drol	890	frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1857 :			frame->sStat.kblks = frame->sStat.ublks = 0;
1858 :	edgomez	851
1859 :			for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1860 :			for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1861 :			MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1862 :	edgomez	949	int direction = frame->vop_flags & XVID_VOP_ALTERNATESCAN ? 2 : 0;
1863 :	edgomez	851
1864 :	edgomez	867	/* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1865 :	edgomez	851	if (mb->mode == MODE_NOT_CODED) {
1866 :	edgomez	867	/* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
1867 :	edgomez	851	continue;
1868 :			}
1869 :
1870 :	syskin	936	if (mb->mode != MODE_DIRECT_NONE_MV \|\| pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
1871 :	edgomez	851	MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1872 :			f_ref, &pEnc->f_refh, &pEnc->f_refv,
1873 :			&pEnc->f_refhv, b_ref, &pEnc->vInterH,
1874 :			&pEnc->vInterV, &pEnc->vInterHV,
1875 :			dct_codes);
1876 :
1877 :			if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
1878 :			mb->quant = frame->quant;
1879 :
1880 :	syskin	936	if (mb->mode != MODE_DIRECT_NONE_MV)
1881 :			mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
1882 :	edgomez	851
1883 :			if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
1884 :			&& (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
1885 :	edgomez	867	mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1886 :	edgomez	851	}
1887 :			}
1888 :
1889 :			#ifdef BFRAMES_DEC_DEBUG
1890 :			BFRAME_DEBUG
1891 :			#endif
1892 :			start_timer();
1893 :			MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
1894 :			&frame->sStat, direction);
1895 :			stop_coding_timer();
1896 :			}
1897 :			}
1898 :
1899 :			emms();
1900 :
1901 :	edgomez	867	/* TODO: dynamic fcode/bcode ??? */
1902 :	edgomez	851
1903 :	edgomez	964	BitstreamPadAlways(bs);
1904 :	suxen_drol	890	frame->length = (BitstreamPos(bs) - bits) / 8;
1905 :	edgomez	851
1906 :			#ifdef BFRAMES_DEC_DEBUG
1907 :			if (!first){
1908 :			first=1;
1909 :			if (fp)
1910 :			fclose(fp);
1911 :			}
1912 :			#endif
1913 :	suxen_drol	118	}

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