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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 999 * $Id: encoder.c,v 1.95.2.19 2003-04-27 21:18:49 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 : edgomez 999 /* plugins */
155 :     if(create->num_plugins > 0) {
156 :     pEnc->num_plugins = create->num_plugins;
157 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
158 :     if (pEnc->plugins == NULL)
159 :     goto xvid_err_memory0;
160 :     } else {
161 :     pEnc->num_plugins = 0;
162 :     pEnc->plugins = NULL;
163 :     }
164 : suxen_drol 919
165 :     for (n=0; n<pEnc->num_plugins;n++) {
166 :     xvid_plg_create_t pcreate;
167 :     xvid_plg_info_t pinfo;
168 :    
169 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
170 :     pinfo.version = XVID_VERSION;
171 :     if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
172 : suxen_drol 920 pEnc->mbParam.plugin_flags |= pinfo.flags;
173 : suxen_drol 919 }
174 :    
175 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
176 :     pcreate.version = XVID_VERSION;
177 :     pcreate.width = pEnc->mbParam.width;
178 :     pcreate.height = pEnc->mbParam.height;
179 :     pcreate.fincr = pEnc->mbParam.fincr;
180 :     pcreate.fbase = pEnc->mbParam.fbase;
181 :     pcreate.param = create->plugins[n].param;
182 :    
183 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
184 :     if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
185 :     pEnc->plugins[n].func = create->plugins[n].func;
186 :     }
187 :     }
188 :    
189 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
190 : suxen_drol 922 (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
191 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
192 :     }
193 :    
194 : suxen_drol 919 /* temp dquants */
195 : suxen_drol 926 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
196 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
197 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
198 :     }
199 : suxen_drol 919 /* XXX: error checking */
200 :    
201 : suxen_drol 890 /* bframes */
202 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
203 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
204 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
205 :    
206 :     /* frame drop ratio */
207 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
208 : Isibaar 208
209 : suxen_drol 890 /* max keyframe interval */
210 : edgomez 966 pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ?
211 :     10 * pEnc->mbParam.fbase / pEnc->mbParam.fincr : create->max_key_interval;
212 : Isibaar 3
213 : suxen_drol 890 /* Bitrate allocator defaults
214 : Isibaar 3
215 : suxen_drol 890 if ((create->min_quantizer <= 0) || (create->min_quantizer > 31))
216 :     create->min_quantizer = 1;
217 :    
218 :     if ((create->max_quantizer <= 0) || (create->max_quantizer > 31))
219 :     create->max_quantizer = 31;
220 :    
221 :     if (create->max_quantizer < create->min_quantizer)
222 : suxen_drol 920 create->max_quantizer = create->min_quantizer; */
223 : suxen_drol 890
224 :    
225 :     /* allocate working frame-image memory */
226 :    
227 : edgomez 192 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
228 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
229 : Isibaar 3
230 : edgomez 195 if (pEnc->current == NULL || pEnc->reference == NULL)
231 : edgomez 192 goto xvid_err_memory1;
232 :    
233 : suxen_drol 890 /* allocate macroblock memory */
234 : Isibaar 3
235 : edgomez 195 pEnc->current->mbs =
236 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
237 :     pEnc->mbParam.mb_height, CACHE_LINE);
238 :     pEnc->reference->mbs =
239 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
240 :     pEnc->mbParam.mb_height, CACHE_LINE);
241 : suxen_drol 136
242 : edgomez 192 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
243 :     goto xvid_err_memory2;
244 : suxen_drol 136
245 : suxen_drol 890 /* allocate interpolation image memory */
246 : suxen_drol 136
247 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
248 :     image_null(&pEnc->sOriginal);
249 :     image_null(&pEnc->sOriginal2);
250 :     }
251 : edgomez 851
252 :     image_null(&pEnc->f_refh);
253 :     image_null(&pEnc->f_refv);
254 :     image_null(&pEnc->f_refhv);
255 :    
256 : suxen_drol 136 image_null(&pEnc->current->image);
257 :     image_null(&pEnc->reference->image);
258 :     image_null(&pEnc->vInterH);
259 :     image_null(&pEnc->vInterV);
260 : edgomez 851 image_null(&pEnc->vInterVf);
261 : suxen_drol 136 image_null(&pEnc->vInterHV);
262 : edgomez 851 image_null(&pEnc->vInterHVf);
263 : edgomez 192
264 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
265 :     if (image_create
266 : edgomez 851 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
267 :     pEnc->mbParam.edged_height) < 0)
268 :     goto xvid_err_memory3;
269 : suxen_drol 920
270 :     if (image_create
271 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
272 :     pEnc->mbParam.edged_height) < 0)
273 :     goto xvid_err_memory3;
274 : edgomez 851 }
275 :    
276 : edgomez 195 if (image_create
277 : edgomez 851 (&pEnc->f_refh, pEnc->mbParam.edged_width,
278 : edgomez 195 pEnc->mbParam.edged_height) < 0)
279 : edgomez 192 goto xvid_err_memory3;
280 : edgomez 195 if (image_create
281 : edgomez 851 (&pEnc->f_refv, pEnc->mbParam.edged_width,
282 :     pEnc->mbParam.edged_height) < 0)
283 :     goto xvid_err_memory3;
284 :     if (image_create
285 :     (&pEnc->f_refhv, pEnc->mbParam.edged_width,
286 :     pEnc->mbParam.edged_height) < 0)
287 :     goto xvid_err_memory3;
288 :    
289 :     if (image_create
290 : edgomez 195 (&pEnc->current->image, pEnc->mbParam.edged_width,
291 :     pEnc->mbParam.edged_height) < 0)
292 : edgomez 192 goto xvid_err_memory3;
293 : edgomez 195 if (image_create
294 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
295 :     pEnc->mbParam.edged_height) < 0)
296 : edgomez 192 goto xvid_err_memory3;
297 : edgomez 195 if (image_create
298 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
299 :     pEnc->mbParam.edged_height) < 0)
300 : edgomez 192 goto xvid_err_memory3;
301 : edgomez 195 if (image_create
302 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
303 :     pEnc->mbParam.edged_height) < 0)
304 : edgomez 192 goto xvid_err_memory3;
305 : edgomez 195 if (image_create
306 : edgomez 851 (&pEnc->vInterVf, pEnc->mbParam.edged_width,
307 :     pEnc->mbParam.edged_height) < 0)
308 :     goto xvid_err_memory3;
309 :     if (image_create
310 : edgomez 195 (&pEnc->vInterHV, pEnc->mbParam.edged_width,
311 :     pEnc->mbParam.edged_height) < 0)
312 : edgomez 192 goto xvid_err_memory3;
313 : edgomez 851 if (image_create
314 :     (&pEnc->vInterHVf, pEnc->mbParam.edged_width,
315 :     pEnc->mbParam.edged_height) < 0)
316 :     goto xvid_err_memory3;
317 : suxen_drol 136
318 : edgomez 851 /* Create full bitplane for GMC, this might be wasteful */
319 :     if (image_create
320 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
321 :     pEnc->mbParam.edged_height) < 0)
322 :     goto xvid_err_memory3;
323 :    
324 : suxen_drol 890 /* init bframe image buffers */
325 : edgomez 851
326 : suxen_drol 890 pEnc->bframenum_head = 0;
327 :     pEnc->bframenum_tail = 0;
328 :     pEnc->flush_bframes = 0;
329 :     pEnc->closed_bframenum = -1;
330 : edgomez 851
331 :     /* B Frames specific init */
332 :     pEnc->bframes = NULL;
333 :    
334 :     if (pEnc->mbParam.max_bframes > 0) {
335 :    
336 :     pEnc->bframes =
337 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
338 :     CACHE_LINE);
339 :    
340 :     if (pEnc->bframes == NULL)
341 :     goto xvid_err_memory3;
342 :    
343 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
344 :     pEnc->bframes[n] = NULL;
345 :    
346 :    
347 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
348 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
349 :    
350 :     if (pEnc->bframes[n] == NULL)
351 :     goto xvid_err_memory4;
352 :    
353 :     pEnc->bframes[n]->mbs =
354 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
355 :     pEnc->mbParam.mb_height, CACHE_LINE);
356 :    
357 :     if (pEnc->bframes[n]->mbs == NULL)
358 :     goto xvid_err_memory4;
359 :    
360 :     image_null(&pEnc->bframes[n]->image);
361 :    
362 :     if (image_create
363 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
364 :     pEnc->mbParam.edged_height) < 0)
365 :     goto xvid_err_memory4;
366 :    
367 :     }
368 :     }
369 :    
370 : suxen_drol 890 /* init incoming frame queue */
371 :     pEnc->queue_head = 0;
372 :     pEnc->queue_tail = 0;
373 :     pEnc->queue_size = 0;
374 : edgomez 851
375 : suxen_drol 890 pEnc->queue =
376 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
377 :     CACHE_LINE);
378 : edgomez 851
379 : suxen_drol 890 if (pEnc->queue == NULL)
380 :     goto xvid_err_memory4;
381 : edgomez 851
382 : suxen_drol 890 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
383 :     image_null(&pEnc->queue[n].image);
384 : edgomez 851
385 : suxen_drol 890
386 :     for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
387 :     {
388 :     if (image_create
389 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
390 :     pEnc->mbParam.edged_height) < 0)
391 :     goto xvid_err_memory5;
392 : edgomez 851
393 :     }
394 :    
395 :    
396 : suxen_drol 890 /* timestamp stuff */
397 : edgomez 851
398 : suxen_drol 890 pEnc->mbParam.m_stamp = 0;
399 : edgomez 851 pEnc->m_framenum = 0;
400 :     pEnc->current->stamp = 0;
401 :     pEnc->reference->stamp = 0;
402 :    
403 : suxen_drol 890 /* other stuff */
404 : Isibaar 3
405 : suxen_drol 890 pEnc->iFrameNum = 0;
406 :     pEnc->fMvPrevSigma = -1;
407 : Isibaar 3
408 : suxen_drol 890 create->handle = (void *) pEnc;
409 :    
410 : Isibaar 36 init_timer();
411 : Isibaar 3
412 : suxen_drol 890 return 0; /* ok */
413 : edgomez 192
414 :     /*
415 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
416 :     */
417 : suxen_drol 229
418 : edgomez 851 xvid_err_memory5:
419 :    
420 :     if (pEnc->mbParam.max_bframes > 0) {
421 : suxen_drol 890 int i;
422 : edgomez 851
423 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
424 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
425 : edgomez 851 pEnc->mbParam.edged_height);
426 :     }
427 :     xvid_free(pEnc->queue);
428 :     }
429 :    
430 :     xvid_err_memory4:
431 :    
432 :     if (pEnc->mbParam.max_bframes > 0) {
433 : suxen_drol 890 int i;
434 : edgomez 851
435 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
436 :    
437 :     if (pEnc->bframes[i] == NULL)
438 :     continue;
439 :    
440 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
441 :     pEnc->mbParam.edged_height);
442 :    
443 :     xvid_free(pEnc->bframes[i]->mbs);
444 :    
445 :     xvid_free(pEnc->bframes[i]);
446 :    
447 :     }
448 :    
449 :     xvid_free(pEnc->bframes);
450 :     }
451 :    
452 : edgomez 195 xvid_err_memory3:
453 : edgomez 851
454 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
455 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
456 : edgomez 851 pEnc->mbParam.edged_height);
457 : suxen_drol 920 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
458 :     pEnc->mbParam.edged_height);
459 : edgomez 851 }
460 :    
461 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
462 : edgomez 195 pEnc->mbParam.edged_height);
463 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
464 :     pEnc->mbParam.edged_height);
465 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
466 :     pEnc->mbParam.edged_height);
467 : edgomez 192
468 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
469 :     pEnc->mbParam.edged_height);
470 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
471 :     pEnc->mbParam.edged_height);
472 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
473 :     pEnc->mbParam.edged_height);
474 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
475 :     pEnc->mbParam.edged_height);
476 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
477 :     pEnc->mbParam.edged_height);
478 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
479 :     pEnc->mbParam.edged_height);
480 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
481 :     pEnc->mbParam.edged_height);
482 : edgomez 192
483 : edgomez 851 /* destroy GMC image */
484 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
485 :     pEnc->mbParam.edged_height);
486 :    
487 :    
488 : edgomez 195 xvid_err_memory2:
489 : edgomez 192 xvid_free(pEnc->current->mbs);
490 :     xvid_free(pEnc->reference->mbs);
491 :    
492 : edgomez 195 xvid_err_memory1:
493 : edgomez 192 xvid_free(pEnc->current);
494 :     xvid_free(pEnc->reference);
495 : suxen_drol 919
496 : suxen_drol 926 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
497 :     xvid_free(pEnc->temp_dquants);
498 :     }
499 : suxen_drol 919
500 :     xvid_err_memory0:
501 :     for (n=0; n<pEnc->num_plugins;n++) {
502 :     if (pEnc->plugins[n].func) {
503 :     pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
504 :     }
505 :     }
506 :     xvid_free(pEnc->plugins);
507 :    
508 : edgomez 192 xvid_free(pEnc);
509 :    
510 : suxen_drol 890 create->handle = NULL;
511 : edgomez 194
512 : edgomez 192 return XVID_ERR_MEMORY;
513 : Isibaar 3 }
514 :    
515 : edgomez 194 /*****************************************************************************
516 :     * Encoder destruction
517 :     *
518 :     * This function destroy the entire encoder structure created by a previous
519 : suxen_drol 890 * successful enc_create call.
520 : edgomez 194 *
521 :     * Returned values (for now only one returned value) :
522 : suxen_drol 890 * - 0 - no errors
523 : edgomez 194 *
524 :     ****************************************************************************/
525 :    
526 :     int
527 : suxen_drol 890 enc_destroy(Encoder * pEnc)
528 : Isibaar 3 {
529 : edgomez 851 int i;
530 : suxen_drol 229
531 : edgomez 851 /* B Frames specific */
532 :     if (pEnc->mbParam.max_bframes > 0) {
533 :    
534 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
535 : edgomez 851
536 : suxen_drol 890 image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
537 : edgomez 851 pEnc->mbParam.edged_height);
538 :     }
539 :     xvid_free(pEnc->queue);
540 :     }
541 :    
542 :    
543 :     if (pEnc->mbParam.max_bframes > 0) {
544 :    
545 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
546 :    
547 :     if (pEnc->bframes[i] == NULL)
548 :     continue;
549 :    
550 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
551 :     pEnc->mbParam.edged_height);
552 :    
553 :     xvid_free(pEnc->bframes[i]->mbs);
554 :    
555 :     xvid_free(pEnc->bframes[i]);
556 :     }
557 :    
558 :     xvid_free(pEnc->bframes);
559 :    
560 :     }
561 :    
562 : edgomez 192 /* All images, reference, current etc ... */
563 : edgomez 851
564 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
565 :     pEnc->mbParam.edged_height);
566 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
567 :     pEnc->mbParam.edged_height);
568 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
569 :     pEnc->mbParam.edged_height);
570 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
571 :     pEnc->mbParam.edged_height);
572 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
573 :     pEnc->mbParam.edged_height);
574 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
575 :     pEnc->mbParam.edged_height);
576 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
577 :     pEnc->mbParam.edged_height);
578 : edgomez 403
579 : edgomez 851 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
580 : edgomez 195 pEnc->mbParam.edged_height);
581 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
582 :     pEnc->mbParam.edged_height);
583 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
584 :     pEnc->mbParam.edged_height);
585 : edgomez 192
586 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
587 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
588 : edgomez 851 pEnc->mbParam.edged_height);
589 : suxen_drol 920 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
590 :     pEnc->mbParam.edged_height);
591 : edgomez 851 }
592 :    
593 : edgomez 192 /* Encoder structure */
594 : edgomez 851
595 : suxen_drol 136 xvid_free(pEnc->current->mbs);
596 :     xvid_free(pEnc->current);
597 :    
598 :     xvid_free(pEnc->reference->mbs);
599 :     xvid_free(pEnc->reference);
600 : suxen_drol 919
601 : suxen_drol 926 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
602 :     xvid_free(pEnc->temp_dquants);
603 :     }
604 : suxen_drol 136
605 : suxen_drol 938
606 : edgomez 999 if (pEnc->num_plugins>0) {
607 : suxen_drol 938 xvid_plg_destroy_t pdestroy;
608 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
609 :    
610 :     pdestroy.version = XVID_VERSION;
611 :     pdestroy.num_frames = pEnc->m_framenum;
612 :    
613 :     for (i=0; i<pEnc->num_plugins;i++) {
614 :     if (pEnc->plugins[i].func) {
615 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, 0);
616 :     }
617 : suxen_drol 919 }
618 : suxen_drol 938 xvid_free(pEnc->plugins);
619 : suxen_drol 919 }
620 :    
621 : Isibaar 41 xvid_free(pEnc);
622 : edgomez 192
623 : suxen_drol 890 return 0; /* ok */
624 : Isibaar 3 }
625 :    
626 : suxen_drol 229
627 : suxen_drol 919 /*
628 :     call the plugins
629 :     */
630 :    
631 : suxen_drol 922 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
632 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
633 : suxen_drol 919 {
634 : suxen_drol 926 unsigned int i, j;
635 : suxen_drol 919 xvid_plg_data_t data;
636 :    
637 : suxen_drol 926 /* set data struct */
638 :    
639 : suxen_drol 919 memset(&data, 0, sizeof(xvid_plg_data_t));
640 :     data.version = XVID_VERSION;
641 :    
642 : suxen_drol 920 data.width = pEnc->mbParam.width;
643 :     data.height = pEnc->mbParam.height;
644 : suxen_drol 926 data.mb_width = pEnc->mbParam.mb_width;
645 :     data.mb_height = pEnc->mbParam.mb_height;
646 : suxen_drol 924 data.fincr = frame->fincr;
647 : suxen_drol 920 data.fbase = pEnc->mbParam.fbase;
648 : suxen_drol 938
649 : suxen_drol 919 data.reference.csp = XVID_CSP_USER;
650 :     data.reference.plane[0] = pEnc->reference->image.y;
651 :     data.reference.plane[1] = pEnc->reference->image.u;
652 :     data.reference.plane[2] = pEnc->reference->image.v;
653 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
654 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
655 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
656 :    
657 :     data.current.csp = XVID_CSP_USER;
658 :     data.current.plane[0] = frame->image.y;
659 :     data.current.plane[1] = frame->image.u;
660 :     data.current.plane[2] = frame->image.v;
661 :     data.current.stride[0] = pEnc->mbParam.edged_width;
662 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
663 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
664 :    
665 : suxen_drol 920 data.frame_num = frame->frame_num;
666 : suxen_drol 919
667 :     if (opt == XVID_PLG_BEFORE) {
668 :     data.type = XVID_TYPE_AUTO;
669 :     data.quant = 2;
670 : suxen_drol 926
671 : edgomez 953 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
672 : suxen_drol 926 data.dquant = pEnc->temp_dquants;
673 :     data.dquant_stride = pEnc->mbParam.mb_width;
674 : edgomez 953 memset(data.dquant, 0, data.mb_width*data.mb_height);
675 : suxen_drol 926 }
676 :    
677 :     /* todo: [vol,vop,motion]_flags*/
678 : suxen_drol 919
679 :     } else { // XVID_PLG_AFTER
680 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
681 :     data.original.csp = XVID_CSP_USER;
682 :     data.original.plane[0] = original->y;
683 :     data.original.plane[1] = original->u;
684 :     data.original.plane[2] = original->v;
685 :     data.original.stride[0] = pEnc->mbParam.edged_width;
686 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
687 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
688 :     }
689 : suxen_drol 919
690 : edgomez 949 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
691 : suxen_drol 922 (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
692 :    
693 :     data.sse_y =
694 :     plane_sse( original->y, frame->image.y,
695 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
696 :     pEnc->mbParam.height);
697 :    
698 :     data.sse_u =
699 :     plane_sse( original->u, frame->image.u,
700 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
701 :     pEnc->mbParam.height/2);
702 :    
703 :     data.sse_v =
704 :     plane_sse( original->v, frame->image.v,
705 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
706 :     pEnc->mbParam.height/2);
707 :     }
708 :    
709 : suxen_drol 919 data.type = coding2type(frame->coding_type);
710 :     data.quant = frame->quant;
711 : suxen_drol 926
712 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
713 :     data.dquant = pEnc->temp_dquants;
714 :     data.dquant_stride = pEnc->mbParam.mb_width;
715 :    
716 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
717 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
718 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;;
719 :     }
720 :     }
721 :    
722 : suxen_drol 919 data.vol_flags = frame->vol_flags;
723 :     data.vop_flags = frame->vop_flags;
724 :     data.motion_flags = frame->motion_flags;
725 :    
726 :     data.length = frame->length;
727 :     data.kblks = frame->sStat.kblks;
728 :     data.mblks = frame->sStat.mblks;
729 :     data.ublks = frame->sStat.ublks;
730 : suxen_drol 922
731 : suxen_drol 926 if (stats) {
732 : suxen_drol 922 stats->type = coding2type(frame->coding_type);
733 :     stats->quant = frame->quant;
734 :     stats->vol_flags = frame->vol_flags;
735 :     stats->vop_flags = frame->vop_flags;
736 :     stats->length = frame->length;
737 :     stats->hlength = frame->length - (frame->sStat.iTextBits / 8);
738 :     stats->kblks = frame->sStat.kblks;
739 :     stats->mblks = frame->sStat.mblks;
740 :     stats->ublks = frame->sStat.ublks;
741 :     stats->sse_y = data.sse_y;
742 :     stats->sse_u = data.sse_u;
743 :     stats->sse_v = data.sse_v;
744 :     }
745 : suxen_drol 919 }
746 :    
747 : suxen_drol 926 /* call plugins */
748 : suxen_drol 919 for (i=0; i<pEnc->num_plugins;i++) {
749 : suxen_drol 926 emms();
750 : suxen_drol 919 if (pEnc->plugins[i].func) {
751 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
752 :     continue;
753 :     }
754 :     }
755 :     }
756 : suxen_drol 922 emms();
757 : suxen_drol 919
758 : suxen_drol 926 /* copy modified values back into frame*/
759 : suxen_drol 919 if (opt == XVID_PLG_BEFORE) {
760 :     *type = data.type;
761 :     *quant = data.quant;
762 : suxen_drol 926
763 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
764 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
765 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
766 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
767 :     }
768 :     }else{
769 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
770 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
771 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
772 :     }
773 :     }
774 :     /* todo: [vol,vop,motion]_flags*/
775 : suxen_drol 919 }
776 :     }
777 :    
778 :    
779 :    
780 :    
781 : edgomez 851 static __inline void inc_frame_num(Encoder * pEnc)
782 : suxen_drol 229 {
783 : suxen_drol 920 pEnc->current->frame_num = pEnc->m_framenum;
784 : edgomez 867 pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
785 : suxen_drol 920
786 : suxen_drol 924 pEnc->mbParam.m_stamp += pEnc->current->fincr;
787 : suxen_drol 890 pEnc->m_framenum++; /* debug ticker */
788 : chl 387 }
789 : suxen_drol 229
790 : suxen_drol 920 static __inline void dec_frame_num(Encoder * pEnc)
791 :     {
792 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
793 :     pEnc->m_framenum--; /* debug ticker */
794 :     }
795 : edgomez 851
796 :    
797 : suxen_drol 920
798 : edgomez 851 static __inline void
799 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
800 :     {
801 :    
802 : suxen_drol 941 pCur->ticks = (int32_t)pCur->stamp % time_base;
803 : edgomez 851 pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
804 :    
805 : edgomez 867 /* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
806 : edgomez 851
807 :     /* fprintf(stderr,"WriteVop: %d - %d \n",
808 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
809 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
810 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
811 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
812 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
813 :    
814 :     */
815 :     }
816 :    
817 :    
818 :    
819 : edgomez 194 /*****************************************************************************
820 : edgomez 851 * IPB frame encoder entry point
821 :     *
822 :     * Returned values :
823 : suxen_drol 890 * - >0 - output bytes
824 :     * - 0 - no output
825 : edgomez 910 * - XVID_ERR_VERSION - wrong version passed to core
826 :     * - XVID_ERR_END - End of stream reached before end of coding
827 : suxen_drol 890 * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
828 : edgomez 910 * format
829 : edgomez 851 ****************************************************************************/
830 :    
831 : suxen_drol 890
832 : edgomez 851 int
833 : suxen_drol 890 enc_encode(Encoder * pEnc,
834 :     xvid_enc_frame_t * xFrame,
835 :     xvid_enc_stats_t * stats)
836 : edgomez 851 {
837 : suxen_drol 890 xvid_enc_frame_t * frame;
838 :     int type;
839 : edgomez 851 Bitstream bs;
840 :    
841 : suxen_drol 890 if (XVID_MAJOR(xFrame->version) != 1 || (stats && XVID_MAJOR(stats->version) != 1)) /* v1.x.x */
842 :     return XVID_ERR_VERSION;
843 : edgomez 851
844 : suxen_drol 890 xFrame->out_flags = 0;
845 : edgomez 851
846 :     start_global_timer();
847 : suxen_drol 890 BitstreamInit(&bs, xFrame->bitstream, 0);
848 : edgomez 851
849 :    
850 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
851 :     * enqueue image to the encoding-queue
852 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
853 : edgomez 851
854 : suxen_drol 890 if (xFrame->input.csp != XVID_CSP_NULL)
855 :     {
856 :     QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
857 : edgomez 851
858 : suxen_drol 890 start_timer();
859 :     if (image_input
860 :     (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
861 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
862 : edgomez 949 xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
863 : suxen_drol 890 {
864 :     emms();
865 :     return XVID_ERR_FORMAT;
866 :     }
867 :     stop_conv_timer();
868 : edgomez 851
869 : edgomez 949 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
870 : suxen_drol 890 image_chroma_optimize(&q->image,
871 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
872 :     }
873 :    
874 :     q->frame = *xFrame;
875 : edgomez 851
876 : suxen_drol 890 if (xFrame->quant_intra_matrix)
877 :     {
878 :     memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, sizeof(xFrame->quant_intra_matrix));
879 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
880 :     }
881 : edgomez 851
882 : suxen_drol 890 if (xFrame->quant_inter_matrix)
883 :     {
884 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, sizeof(xFrame->quant_inter_matrix));
885 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
886 :     }
887 : edgomez 851
888 : suxen_drol 890 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
889 :     pEnc->queue_size++;
890 :     }
891 : edgomez 851
892 :    
893 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
894 : suxen_drol 920 * bframe flush code
895 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
896 : edgomez 851
897 : suxen_drol 890 repeat:
898 : edgomez 851
899 : suxen_drol 890 if (pEnc->flush_bframes)
900 :     {
901 : suxen_drol 920 if (pEnc->bframenum_head < pEnc->bframenum_tail) {
902 : edgomez 851
903 : suxen_drol 890 DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
904 :     pEnc->bframenum_head, pEnc->bframenum_tail,
905 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
906 : edgomez 851
907 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
908 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
909 : edgomez 914 pEnc->mbParam.edged_width, pEnc->mbParam.height);
910 :     }
911 :    
912 : suxen_drol 890 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
913 : suxen_drol 922 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
914 : suxen_drol 890 pEnc->bframenum_head++;
915 : edgomez 851
916 : suxen_drol 890 goto done;
917 : edgomez 851 }
918 :    
919 :     /* write an empty marker to the bitstream.
920 : suxen_drol 890
921 : edgomez 851 for divx5 decoder compatibility, this marker must consist
922 :     of a not-coded p-vop, with a time_base of zero, and time_increment
923 :     indentical to the future-referece frame.
924 :     */
925 :    
926 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
927 : edgomez 851 int tmp;
928 : suxen_drol 890 int bits;
929 : edgomez 851
930 :     DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
931 :     pEnc->bframenum_head, pEnc->bframenum_tail,
932 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
933 :    
934 : suxen_drol 890 bits = BitstreamPos(&bs);
935 :    
936 : edgomez 851 tmp = pEnc->current->seconds;
937 :     pEnc->current->seconds = 0; /* force time_base = 0 */
938 :    
939 :     BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
940 : suxen_drol 890 BitstreamPad(&bs);
941 : edgomez 851 pEnc->current->seconds = tmp;
942 :    
943 : suxen_drol 890 /* add the not-coded length to the reference frame size */
944 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
945 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
946 : edgomez 851
947 : suxen_drol 920 /* flush complete: reset counters */
948 :     pEnc->flush_bframes = 0;
949 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
950 : suxen_drol 890 goto done;
951 : edgomez 851
952 :     }
953 : suxen_drol 920
954 :     /* flush complete: reset counters */
955 :     pEnc->flush_bframes = 0;
956 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
957 : edgomez 851 }
958 :    
959 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
960 :     * dequeue frame from the encoding queue
961 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
962 : edgomez 851
963 : suxen_drol 890 if (pEnc->queue_size == 0) /* empty */
964 : edgomez 851 {
965 : suxen_drol 890 if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
966 : edgomez 851 {
967 : suxen_drol 920
968 : edgomez 949 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
969 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
970 : suxen_drol 920 }
971 :    
972 :     /* if the very last frame is to be b-vop, we must change it to a p-vop */
973 :     if (pEnc->bframenum_tail > 0)
974 : suxen_drol 890 {
975 : suxen_drol 920
976 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
977 :     pEnc->bframenum_tail--;
978 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
979 : edgomez 851
980 : suxen_drol 920 /* convert B-VOP to P-VOP */
981 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
982 : edgomez 851
983 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
984 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
985 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
986 :     }
987 :    
988 : suxen_drol 890 FrameCodeP(pEnc, &bs, 1, 0);
989 : suxen_drol 920
990 : suxen_drol 890 goto done_flush;
991 :     }
992 : suxen_drol 920
993 : edgomez 851 emms();
994 : suxen_drol 890 return XVID_ERR_END; /* end of stream reached */
995 : edgomez 851 }
996 : suxen_drol 890 goto done; /* nothing to encode yet; encoder lag */
997 :     }
998 : edgomez 851
999 : suxen_drol 890 // the current FRAME becomes the reference
1000 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1001 : edgomez 853
1002 : suxen_drol 890 // remove frame from encoding-queue (head), and move it into the current
1003 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1004 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1005 : suxen_drol 920 pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1006 : suxen_drol 890 pEnc->queue_size--;
1007 : edgomez 851
1008 :    
1009 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1010 : suxen_drol 920 * init pEnc->current fields
1011 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1012 : edgomez 851
1013 : suxen_drol 924 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1014 : suxen_drol 941 inc_frame_num(pEnc);
1015 : suxen_drol 890 pEnc->current->vol_flags = pEnc->mbParam.vol_flags;
1016 :     pEnc->current->vop_flags = frame->vop_flags;
1017 :     pEnc->current->motion_flags = frame->motion;
1018 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1019 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1020 : edgomez 851
1021 : suxen_drol 938
1022 : edgomez 949 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1023 : suxen_drol 890 image_chroma_optimize(&pEnc->current->image,
1024 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1025 :     }
1026 : edgomez 851
1027 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1028 :     * frame type & quant selection
1029 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1030 :    
1031 : suxen_drol 922 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1032 : edgomez 851
1033 : suxen_drol 919 if (frame->type > 0)
1034 :     type = frame->type;
1035 : edgomez 851
1036 : suxen_drol 919 if (frame->quant > 0)
1037 :     pEnc->current->quant = frame->quant;
1038 :    
1039 : suxen_drol 920 if (type > 0){ /* XVID_TYPE_?VOP */
1040 : suxen_drol 890 type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1041 : suxen_drol 920 } else{ /* XVID_TYPE_AUTO */
1042 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1043 : suxen_drol 890 pEnc->iFrameNum = 0;
1044 :     type = I_VOP;
1045 :     }else{
1046 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1047 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1048 : edgomez 953 pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold);
1049 : suxen_drol 920
1050 : edgomez 949 if (type == B_VOP && !(pEnc->current->vop_flags & XVID_VOP_DYNAMIC_BFRAMES)) {
1051 : suxen_drol 920 type = P_VOP; /* disable dynamic bframes */
1052 :     }
1053 : edgomez 851 }
1054 : suxen_drol 890 }
1055 : suxen_drol 920
1056 :     /* bframes buffer overflow check */
1057 :     if (type != I_VOP) {
1058 :     if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1059 :     type = P_VOP;
1060 :     }else{
1061 :     type = B_VOP;
1062 :     }
1063 :     }
1064 :    
1065 : suxen_drol 890 pEnc->iFrameNum++;
1066 : edgomez 851
1067 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1068 : suxen_drol 890 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1069 : suxen_drol 920 "%i st:%i if:%i", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1070 : edgomez 851 }
1071 :    
1072 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1073 : suxen_drol 920 * encode this frame as a b-vop
1074 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1075 : edgomez 851 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1076 : suxen_drol 920 if (type == B_VOP) {
1077 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1078 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1079 : edgomez 851 }
1080 :    
1081 : suxen_drol 926 if (frame->quant < 1) {
1082 : suxen_drol 920 pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1083 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1084 : edgomez 851
1085 : suxen_drol 920 } else {
1086 : suxen_drol 926 pEnc->current->quant = frame->quant;
1087 : suxen_drol 920 }
1088 : edgomez 851
1089 : suxen_drol 920 if (pEnc->current->quant < 1)
1090 :     pEnc->current->quant = 1;
1091 :     else if (pEnc->current->quant > 31)
1092 :     pEnc->current->quant = 31;
1093 :    
1094 :     DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i",
1095 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1096 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1097 : suxen_drol 890
1098 : suxen_drol 920 /* store frame into bframe buffer & swap ref back to current */
1099 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1100 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1101 : edgomez 851
1102 : suxen_drol 920 pEnc->bframenum_tail++;
1103 : edgomez 851
1104 : suxen_drol 920 goto repeat;
1105 :     }
1106 : suxen_drol 890
1107 : suxen_drol 920 /* for unpacked bframes, output the stats for the last encoded frame */
1108 : edgomez 949 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0)
1109 : suxen_drol 920 {
1110 :     if (pEnc->current->stamp > 0) {
1111 : suxen_drol 922 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1112 : suxen_drol 920 }
1113 :     else
1114 :     stats->type = XVID_TYPE_NOTHING;
1115 :     }
1116 : edgomez 851
1117 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1118 :     * closed-gop
1119 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1120 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1121 : edgomez 851
1122 : edgomez 949 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1123 : edgomez 851
1124 : suxen_drol 920 // place this frame back on the encoding-queue (head)
1125 :     // we will deal with it next time
1126 : suxen_drol 925 dec_frame_num(pEnc);
1127 :     pEnc->iFrameNum--;
1128 :    
1129 :     pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1130 : suxen_drol 920 pEnc->queue_size++;
1131 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1132 : edgomez 851
1133 : suxen_drol 920 // grab the last frame from the bframe-queue
1134 : suxen_drol 890
1135 : suxen_drol 920 pEnc->bframenum_tail--;
1136 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1137 : suxen_drol 890
1138 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1139 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1140 : edgomez 851 }
1141 :    
1142 : suxen_drol 920 /* convert B-VOP quant to P-VOP */
1143 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
1144 :     type = P_VOP;
1145 :     }
1146 : edgomez 851
1147 : suxen_drol 920
1148 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1149 :     * encode this frame as an i-vop
1150 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1151 :    
1152 :     if (type == I_VOP) {
1153 :    
1154 :     DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1155 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
1156 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1157 :    
1158 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1159 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1160 : edgomez 851 }
1161 :    
1162 :    
1163 : suxen_drol 920 /* ---- update vol flags at IVOP ----------- */
1164 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags = frame->vol_flags;
1165 : edgomez 851
1166 : edgomez 949 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1167 : suxen_drol 920 if (frame->quant_intra_matrix != NULL)
1168 :     set_intra_matrix(frame->quant_intra_matrix);
1169 :     if (frame->quant_inter_matrix != NULL)
1170 :     set_inter_matrix(frame->quant_inter_matrix);
1171 : edgomez 851 }
1172 :    
1173 : suxen_drol 920 /* prevent vol/vop misuse */
1174 : edgomez 851
1175 : edgomez 949 if (!(pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1176 :     pEnc->current->vop_flags &= ~XVID_VOP_REDUCED;
1177 : edgomez 851
1178 : edgomez 949 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1179 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1180 : edgomez 851
1181 : suxen_drol 920 /* ^^^------------------------ */
1182 : edgomez 851
1183 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1184 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1185 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1186 :     }
1187 : edgomez 851
1188 : suxen_drol 920 FrameCodeI(pEnc, &bs);
1189 :     xFrame->out_flags |= XVID_KEYFRAME;
1190 : edgomez 851
1191 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1192 :     * encode this frame as an p-vop
1193 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1194 : edgomez 851
1195 : suxen_drol 920 } else { // (type == P_VOP || type == S_VOP)
1196 : edgomez 851
1197 : suxen_drol 920 DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1198 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1199 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1200 :    
1201 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1202 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1203 :     }
1204 : edgomez 851
1205 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1206 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1207 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1208 :     }
1209 :    
1210 :     FrameCodeP(pEnc, &bs, 1, 0);
1211 :     }
1212 :    
1213 :    
1214 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1215 :     * on next enc_encode call we must flush bframes
1216 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1217 : edgomez 851
1218 : suxen_drol 890 done_flush:
1219 : edgomez 851
1220 : suxen_drol 920 pEnc->flush_bframes = 1;
1221 : edgomez 851
1222 : suxen_drol 920 /* packed & queued_bframes: dont bother outputting stats, we do so after the flush */
1223 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1224 : suxen_drol 890 goto repeat;
1225 : edgomez 853 }
1226 :    
1227 : suxen_drol 920 /* packed or no-bframes: output stats */
1228 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0) {
1229 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1230 : edgomez 851 }
1231 : Isibaar 113
1232 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1233 :     * done; return number of bytes consumed
1234 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1235 : edgomez 195
1236 : suxen_drol 890 done:
1237 :    
1238 : Isibaar 3 stop_global_timer();
1239 :     write_timer();
1240 :    
1241 : suxen_drol 890 emms();
1242 :     return BitstreamLength(&bs);
1243 : Isibaar 3 }
1244 :    
1245 :    
1246 : suxen_drol 926 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1247 :     {
1248 :     unsigned int i,j;
1249 :     int quant = frame->quant;
1250 :    
1251 :     for (j=0; j<pParam->mb_height; j++)
1252 :     for (i=0; i<pParam->mb_width; i++) {
1253 :     MACROBLOCK * pMB = &frame->mbs[j*pParam->mb_width + i];
1254 :     quant += pMB->dquant;
1255 :     if (quant > 31)
1256 :     quant = 31;
1257 :     if (quant < 1)
1258 :     quant = 1;
1259 :     pMB->quant = quant;
1260 :     }
1261 :     }
1262 :    
1263 :    
1264 : edgomez 195 static __inline void
1265 :     CodeIntraMB(Encoder * pEnc,
1266 :     MACROBLOCK * pMB)
1267 :     {
1268 : Isibaar 3
1269 :     pMB->mode = MODE_INTRA;
1270 :    
1271 : suxen_drol 136 /* zero mv statistics */
1272 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1273 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1274 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1275 :     pMB->sad16 = 0;
1276 :    
1277 : suxen_drol 926 if (pMB->dquant != 0) {
1278 :     pMB->mode = MODE_INTRA_Q;
1279 :     }
1280 : Isibaar 3 }
1281 :    
1282 :    
1283 : h 101
1284 : edgomez 195 static int
1285 :     FrameCodeI(Encoder * pEnc,
1286 : suxen_drol 890 Bitstream * bs)
1287 : h 104 {
1288 : suxen_drol 890 int bits = BitstreamPos(bs);
1289 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1290 :     int mb_height = pEnc->mbParam.mb_height;
1291 : suxen_drol 890
1292 : h 104 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1293 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1294 : h 104
1295 :     uint16_t x, y;
1296 :    
1297 : edgomez 949 if ((pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1298 : edgomez 851 {
1299 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1300 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1301 :    
1302 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1303 :     /* XXX: setedges is overkill */
1304 :     start_timer();
1305 :     image_setedges(&pEnc->current->image,
1306 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1307 :     pEnc->mbParam.width, pEnc->mbParam.height);
1308 :     stop_edges_timer();
1309 :     }
1310 :    
1311 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1;
1312 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1313 :     pEnc->current->coding_type = I_VOP;
1314 : suxen_drol 926
1315 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1316 : h 104
1317 : suxen_drol 890 BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1318 : edgomez 403
1319 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1320 :    
1321 :     BitstreamPadAlways(bs);
1322 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1323 : h 104
1324 : edgomez 851 pEnc->current->sStat.iTextBits = 0;
1325 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1326 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1327 : h 104
1328 : edgomez 851 for (y = 0; y < mb_height; y++)
1329 :     for (x = 0; x < mb_width; x++) {
1330 : edgomez 195 MACROBLOCK *pMB =
1331 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1332 : h 104
1333 :     CodeIntraMB(pEnc, pMB);
1334 :    
1335 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1336 :     dct_codes, qcoeff);
1337 : h 104
1338 :     start_timer();
1339 : suxen_drol 136 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1340 : h 104 stop_prediction_timer();
1341 :    
1342 :     start_timer();
1343 : edgomez 949 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1344 : chl 353 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1345 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1346 :     qcoeff[5*64+0]=0;
1347 :     }
1348 : edgomez 851 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1349 : h 104 stop_coding_timer();
1350 :     }
1351 :    
1352 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1353 : edgomez 851 {
1354 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1355 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1356 : suxen_drol 890 16, 0);
1357 : edgomez 851 }
1358 : h 104 emms();
1359 :    
1360 : edgomez 964 /* XXX: Remove the two #if 0 blocks when we are sure we must always pad the stream */
1361 :     #if 0
1362 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1363 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0)
1364 : edgomez 964 #endif
1365 : suxen_drol 890 BitstreamPadAlways(bs);
1366 : edgomez 964 #if 0
1367 : suxen_drol 890 else
1368 :     BitstreamPad(bs);
1369 : edgomez 964 #endif
1370 : suxen_drol 890 pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1371 :    
1372 : edgomez 851 pEnc->fMvPrevSigma = -1;
1373 : suxen_drol 136 pEnc->mbParam.m_fcode = 2;
1374 : h 104
1375 : suxen_drol 890 /* XXX: hinted me
1376 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1377 : h 104 HintedMEGet(pEnc, 1);
1378 : suxen_drol 890 }*/
1379 : h 104
1380 : edgomez 867 return 1; /* intra */
1381 : h 104 }
1382 :    
1383 :    
1384 : Isibaar 3 #define INTRA_THRESHOLD 0.5
1385 : edgomez 851 #define BFRAME_SKIP_THRESHHOLD 30
1386 : Isibaar 3
1387 : edgomez 851
1388 :     /* FrameCodeP also handles S(GMC)-VOPs */
1389 : edgomez 195 static int
1390 :     FrameCodeP(Encoder * pEnc,
1391 :     Bitstream * bs,
1392 :     bool force_inter,
1393 :     bool vol_header)
1394 : Isibaar 3 {
1395 : edgomez 13 float fSigma;
1396 : suxen_drol 890 int bits = BitstreamPos(bs);
1397 : Isibaar 42
1398 : edgomez 78 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1399 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1400 : edgomez 78
1401 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1402 :     int mb_height = pEnc->mbParam.mb_height;
1403 :    
1404 : Isibaar 3 int iLimit;
1405 : edgomez 851 int x, y, k;
1406 : edgomez 13 int iSearchRange;
1407 : edgomez 851 int bIntra, skip_possible;
1408 : suxen_drol 890
1409 : edgomez 145 /* IMAGE *pCurrent = &pEnc->current->image; */
1410 : suxen_drol 136 IMAGE *pRef = &pEnc->reference->image;
1411 : Isibaar 3
1412 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1413 : edgomez 851 {
1414 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1415 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1416 :     }
1417 :    
1418 :    
1419 : h 69 start_timer();
1420 : edgomez 195 image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1421 : h 541 pEnc->mbParam.width, pEnc->mbParam.height);
1422 : h 69 stop_edges_timer();
1423 : Isibaar 3
1424 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type;
1425 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1426 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1427 : suxen_drol 136 pEnc->current->fcode = pEnc->mbParam.m_fcode;
1428 : Isibaar 3
1429 :     if (!force_inter)
1430 : edgomez 851 iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1431 : edgomez 13 else
1432 : edgomez 851 iLimit = mb_width * mb_height + 1;
1433 : Isibaar 3
1434 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_HALFPEL)) {
1435 : Isibaar 3 start_timer();
1436 : edgomez 195 image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1437 :     &pEnc->vInterHV, pEnc->mbParam.edged_width,
1438 :     pEnc->mbParam.edged_height,
1439 : edgomez 949 (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL),
1440 : edgomez 195 pEnc->current->rounding_type);
1441 : Isibaar 3 stop_inter_timer();
1442 :     }
1443 :    
1444 : edgomez 851 pEnc->current->coding_type = P_VOP;
1445 : suxen_drol 926
1446 :    
1447 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1448 : edgomez 851
1449 : Isibaar 3 start_timer();
1450 : suxen_drol 890 /*if (pEnc->current->global_flags & XVID_HINTEDME_SET)
1451 : h 101 HintedMESet(pEnc, &bIntra);
1452 : suxen_drol 890 else*/
1453 : suxen_drol 295 bIntra =
1454 :     MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference,
1455 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1456 :     iLimit);
1457 : edgomez 851
1458 : Isibaar 3 stop_motion_timer();
1459 :    
1460 : suxen_drol 890 if (bIntra == 1) return FrameCodeI(pEnc, bs);
1461 : edgomez 851
1462 : edgomez 949 if ( ( pEnc->current->vol_flags & XVID_VOL_GMC )
1463 : edgomez 851 && ( (pEnc->current->warp.duv[1].x != 0) || (pEnc->current->warp.duv[1].y != 0) ) )
1464 :     {
1465 :     pEnc->current->coding_type = S_VOP;
1466 :    
1467 :     generate_GMCparameters( 2, 16, &pEnc->current->warp,
1468 :     pEnc->mbParam.width, pEnc->mbParam.height,
1469 :     &pEnc->current->gmc_data);
1470 :    
1471 :     generate_GMCimage(&pEnc->current->gmc_data, &pEnc->reference->image,
1472 :     pEnc->mbParam.mb_width, pEnc->mbParam.mb_height,
1473 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_width/2,
1474 : edgomez 949 pEnc->mbParam.m_fcode, (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0,
1475 : edgomez 851 pEnc->current->rounding_type, pEnc->current->mbs, &pEnc->vGMC);
1476 :    
1477 : h 101 }
1478 : Isibaar 3
1479 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1480 : edgomez 195 if (vol_header)
1481 : suxen_drol 890 { BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1482 : edgomez 851 BitstreamPadAlways(bs);
1483 :     }
1484 : Isibaar 3
1485 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1486 : Isibaar 3
1487 : edgomez 851 pEnc->current->sStat.iTextBits = pEnc->current->sStat.iMvSum = pEnc->current->sStat.iMvCount =
1488 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1489 : Isibaar 3
1490 : edgomez 851
1491 :     for (y = 0; y < mb_height; y++) {
1492 :     for (x = 0; x < mb_width; x++) {
1493 : edgomez 195 MACROBLOCK *pMB =
1494 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1495 : Isibaar 3
1496 : edgomez 851 /* Mode decision: Check, if the block should be INTRA / INTER or GMC-coded */
1497 :     /* For a start, leave INTRA decision as is, only choose only between INTER/GMC - gruel, 9.1.2002 */
1498 :    
1499 : edgomez 13 bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1500 : Isibaar 3
1501 : edgomez 851 if (bIntra) {
1502 : Isibaar 3 CodeIntraMB(pEnc, pMB);
1503 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1504 :     dct_codes, qcoeff);
1505 : chl 419
1506 :     start_timer();
1507 :     MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1508 :     stop_prediction_timer();
1509 : edgomez 851
1510 :     pEnc->current->sStat.kblks++;
1511 :    
1512 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1513 :     stop_coding_timer();
1514 :     continue;
1515 : Isibaar 3 }
1516 : edgomez 851
1517 :     if (pEnc->current->coding_type == S_VOP) {
1518 : Isibaar 3
1519 : edgomez 851 int32_t iSAD = sad16(pEnc->current->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1520 :     pEnc->vGMC.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1521 :     pEnc->mbParam.edged_width, 65536);
1522 :    
1523 : edgomez 949 if (pEnc->current->motion_flags & XVID_ME_CHROMA16) {
1524 : edgomez 851 iSAD += sad8(pEnc->current->image.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1525 :     pEnc->vGMC.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1526 : Isibaar 3
1527 : edgomez 851 iSAD += sad8(pEnc->current->image.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1528 :     pEnc->vGMC.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1529 :     }
1530 :    
1531 :     if (iSAD <= pMB->sad16) { /* mode decision GMC */
1532 :    
1533 : edgomez 949 if ((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL))
1534 : edgomez 851 pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv;
1535 :     else
1536 :     pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv;
1537 :    
1538 :     pMB->mode = MODE_INTER;
1539 :     pMB->mcsel = 1;
1540 :     pMB->sad16 = iSAD;
1541 :     } else {
1542 :     pMB->mcsel = 0;
1543 :     }
1544 :     } else {
1545 :     pMB->mcsel = 0; /* just a precaution */
1546 :     }
1547 :    
1548 : Isibaar 3 start_timer();
1549 : edgomez 851 MBMotionCompensation(pMB, x, y, &pEnc->reference->image,
1550 :     &pEnc->vInterH, &pEnc->vInterV,
1551 :     &pEnc->vInterHV, &pEnc->vGMC,
1552 :     &pEnc->current->image,
1553 :     dct_codes, pEnc->mbParam.width,
1554 :     pEnc->mbParam.height,
1555 :     pEnc->mbParam.edged_width,
1556 : edgomez 949 (pEnc->current->vol_flags & XVID_VOL_QUARTERPEL),
1557 :     (pEnc->current->vop_flags & XVID_VOP_REDUCED),
1558 : edgomez 851 pEnc->current->rounding_type);
1559 : chl 347
1560 : edgomez 851 stop_comp_timer();
1561 :    
1562 : suxen_drol 926 if (pMB->dquant != 0) {
1563 :     pMB->mode = MODE_INTER_Q;
1564 : edgomez 851 }
1565 :    
1566 :     pMB->field_pred = 0;
1567 :    
1568 :     if (pMB->mode != MODE_NOT_CODED)
1569 :     { pMB->cbp =
1570 :     MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y,
1571 :     dct_codes, qcoeff);
1572 :     }
1573 :    
1574 :     if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1575 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1576 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1577 :     pEnc->current->sStat.mblks++;
1578 :     } else {
1579 :     pEnc->current->sStat.ublks++;
1580 :     }
1581 :    
1582 :     start_timer();
1583 :    
1584 : chl 347 /* Finished processing the MB, now check if to CODE or SKIP */
1585 :    
1586 : edgomez 851 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1587 : suxen_drol 926 (pMB->dquant == 0);
1588 : edgomez 851
1589 :     if (pEnc->current->coding_type == S_VOP)
1590 :     skip_possible &= (pMB->mcsel == 1);
1591 :     else if (pEnc->current->coding_type == P_VOP) {
1592 : edgomez 949 if ((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL))
1593 : edgomez 851 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1594 :     else
1595 :     skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1596 :     }
1597 : chl 347
1598 : edgomez 851 if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1599 : chl 347
1600 : edgomez 851 /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1601 :    
1602 :     if (pEnc->current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1603 :     {
1604 :     int bSkip = 1;
1605 :    
1606 :     for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1607 :     {
1608 :     int iSAD;
1609 :     iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1610 :     pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1611 :     pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD);
1612 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1613 :     { bSkip = 0;
1614 :     break;
1615 :     }
1616 :     }
1617 :    
1618 :     if (!bSkip) { /* no SKIP, but trivial block */
1619 : edgomez 949 if((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL)) {
1620 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1621 :     pMB->pmvs[0].x = - predMV.x;
1622 :     pMB->pmvs[0].y = - predMV.y;
1623 :     }
1624 :     else {
1625 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1626 :     pMB->pmvs[0].x = - predMV.x;
1627 :     pMB->pmvs[0].y = - predMV.y;
1628 :     }
1629 :     pMB->mode = MODE_INTER;
1630 :     pMB->cbp = 0;
1631 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1632 :     stop_coding_timer();
1633 :    
1634 :     continue; /* next MB */
1635 :     }
1636 :     }
1637 :     /* do SKIP */
1638 :    
1639 :     pMB->mode = MODE_NOT_CODED;
1640 :     MBSkip(bs);
1641 :     stop_coding_timer();
1642 :     continue; /* next MB */
1643 : edgomez 403 }
1644 : edgomez 851 /* ordinary case: normal coded INTER/INTER4V block */
1645 :    
1646 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_GREYSCALE))
1647 : edgomez 851 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1648 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1649 :     qcoeff[5*64+0]=0;
1650 :     }
1651 :    
1652 : edgomez 949 if((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL)) {
1653 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1654 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1655 :     pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1656 :     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);
1657 :     } else {
1658 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1659 :     pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1660 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1661 :     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);
1662 :     }
1663 :    
1664 :    
1665 :     if (pMB->mode == MODE_INTER4V)
1666 :     { int k;
1667 :     for (k=1;k<4;k++)
1668 :     {
1669 : edgomez 949 if((pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL)) {
1670 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1671 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1672 :     pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1673 :     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);
1674 :     } else {
1675 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1676 :     pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1677 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1678 :     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);
1679 :     }
1680 :    
1681 : chl 353 }
1682 : chl 347 }
1683 : edgomez 851
1684 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1685 :     stop_coding_timer();
1686 : chl 347
1687 : Isibaar 3 }
1688 :     }
1689 :    
1690 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1691 : edgomez 851 {
1692 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1693 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1694 : suxen_drol 890 16, 0);
1695 : edgomez 851 }
1696 :    
1697 : Isibaar 3 emms();
1698 :    
1699 : suxen_drol 890 /* XXX: hinted me
1700 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1701 : h 101 HintedMEGet(pEnc, 0);
1702 : suxen_drol 890 }*/
1703 : h 101
1704 : edgomez 851 if (pEnc->current->sStat.iMvCount == 0)
1705 :     pEnc->current->sStat.iMvCount = 1;
1706 : Isibaar 3
1707 : edgomez 851 fSigma = (float) sqrt((float) pEnc->current->sStat.iMvSum / pEnc->current->sStat.iMvCount);
1708 : Isibaar 3
1709 : suxen_drol 136 iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode);
1710 : Isibaar 3
1711 : edgomez 195 if ((fSigma > iSearchRange / 3)
1712 : edgomez 949 && (pEnc->mbParam.m_fcode <= (3 + (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1713 : edgomez 13 {
1714 : suxen_drol 136 pEnc->mbParam.m_fcode++;
1715 : Isibaar 3 iSearchRange *= 2;
1716 : edgomez 195 } else if ((fSigma < iSearchRange / 6)
1717 : edgomez 851 && (pEnc->fMvPrevSigma >= 0)
1718 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1719 : edgomez 949 && (pEnc->mbParam.m_fcode >= (2 + (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1720 : edgomez 13 {
1721 : suxen_drol 136 pEnc->mbParam.m_fcode--;
1722 : Isibaar 3 iSearchRange /= 2;
1723 : edgomez 13 }
1724 : Isibaar 3
1725 : edgomez 851 pEnc->fMvPrevSigma = fSigma;
1726 : edgomez 195
1727 : edgomez 851 /* frame drop code */
1728 :     DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->current->sStat.kblks, pEnc->current->sStat.mblks, pEnc->current->sStat.ublks);
1729 :     if (pEnc->current->sStat.kblks + pEnc->current->sStat.mblks <
1730 :     (pEnc->mbParam.frame_drop_ratio * mb_width * mb_height) / 100)
1731 :     {
1732 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = 0;
1733 :     pEnc->current->sStat.ublks = mb_width * mb_height;
1734 :    
1735 :     BitstreamReset(bs);
1736 :    
1737 :     set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1738 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0);
1739 :    
1740 : edgomez 867 /* copy reference frame details into the current frame */
1741 : edgomez 851 pEnc->current->quant = pEnc->reference->quant;
1742 :     pEnc->current->motion_flags = pEnc->reference->motion_flags;
1743 :     pEnc->current->rounding_type = pEnc->reference->rounding_type;
1744 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->reference->quarterpel;
1745 : edgomez 851 pEnc->current->fcode = pEnc->reference->fcode;
1746 :     pEnc->current->bcode = pEnc->reference->bcode;
1747 :     image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height);
1748 :     memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1749 :     }
1750 :    
1751 :     /* XXX: debug
1752 :     {
1753 :     char s[100];
1754 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1755 :     image_dump_yuvpgm(&pEnc->current->image,
1756 :     pEnc->mbParam.edged_width,
1757 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1758 :    
1759 :     sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1760 :     image_dump_yuvpgm(&pEnc->reference->image,
1761 :     pEnc->mbParam.edged_width,
1762 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1763 :     }
1764 :     */
1765 :    
1766 : edgomez 964 /* XXX: Remove the two #if 0 blocks when we are sure we must always pad the stream */
1767 :     #if 0
1768 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1769 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0)
1770 : edgomez 964 #endif
1771 : suxen_drol 890 BitstreamPadAlways(bs);
1772 : edgomez 964 #if 0
1773 : suxen_drol 890 else
1774 :     BitstreamPad(bs);
1775 : edgomez 964 #endif
1776 : edgomez 851
1777 : suxen_drol 890 pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1778 : Isibaar 3
1779 : edgomez 867 return 0; /* inter */
1780 : edgomez 851 }
1781 : suxen_drol 118
1782 : edgomez 851
1783 :     static void
1784 :     FrameCodeB(Encoder * pEnc,
1785 :     FRAMEINFO * frame,
1786 : suxen_drol 890 Bitstream * bs)
1787 : edgomez 851 {
1788 : suxen_drol 890 int bits = BitstreamPos(bs);
1789 : edgomez 851 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1790 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1791 :     uint32_t x, y;
1792 :    
1793 :     IMAGE *f_ref = &pEnc->reference->image;
1794 :     IMAGE *b_ref = &pEnc->current->image;
1795 :    
1796 : suxen_drol 890 #ifdef BFRAMES_DEC_DEBUG
1797 : edgomez 851 FILE *fp;
1798 :     static char first=0;
1799 :     #define BFRAME_DEBUG if (!first && fp){ \
1800 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1801 :     }
1802 :    
1803 : edgomez 949 /* XXX: pEnc->current->global_flags &= ~XVID_VOP_REDUCED; reduced resoltion not yet supported */
1804 : edgomez 851
1805 :     if (!first){
1806 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1807 :     }
1808 :     #endif
1809 :    
1810 : suxen_drol 890 //frame->quarterpel = pEnc->mbParam.m_quarterpel;
1811 : edgomez 851
1812 : edgomez 867 /* forward */
1813 : edgomez 851 image_setedges(f_ref, pEnc->mbParam.edged_width,
1814 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1815 :     pEnc->mbParam.height);
1816 :     start_timer();
1817 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1818 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1819 : edgomez 949 (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1820 : edgomez 851 stop_inter_timer();
1821 :    
1822 : edgomez 867 /* backward */
1823 : edgomez 851 image_setedges(b_ref, pEnc->mbParam.edged_width,
1824 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1825 :     pEnc->mbParam.height);
1826 :     start_timer();
1827 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1828 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1829 : edgomez 949 (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1830 : edgomez 851 stop_inter_timer();
1831 :    
1832 :     start_timer();
1833 :    
1834 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
1835 : edgomez 867 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1836 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1837 :     pEnc->reference->mbs, f_ref,
1838 : edgomez 851 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1839 :     pEnc->current, b_ref, &pEnc->vInterH,
1840 :     &pEnc->vInterV, &pEnc->vInterHV);
1841 :    
1842 :    
1843 :     stop_motion_timer();
1844 :    
1845 : edgomez 867 /*
1846 :     if (test_quant_type(&pEnc->mbParam, pEnc->current)) {
1847 :     BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type);
1848 :     }
1849 :     */
1850 : edgomez 851
1851 :     frame->coding_type = B_VOP;
1852 :    
1853 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1854 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
1855 :    
1856 :     frame->sStat.iTextBits = 0;
1857 :     frame->sStat.iMvSum = 0;
1858 :     frame->sStat.iMvCount = 0;
1859 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1860 : suxen_drol 890 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1861 :     frame->sStat.kblks = frame->sStat.ublks = 0;
1862 : edgomez 851
1863 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1864 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1865 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1866 : edgomez 949 int direction = frame->vop_flags & XVID_VOP_ALTERNATESCAN ? 2 : 0;
1867 : edgomez 851
1868 : edgomez 867 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1869 : edgomez 851 if (mb->mode == MODE_NOT_CODED) {
1870 : edgomez 867 /* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
1871 : edgomez 851 continue;
1872 :     }
1873 :    
1874 : syskin 936 if (mb->mode != MODE_DIRECT_NONE_MV || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
1875 : edgomez 851 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1876 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
1877 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
1878 :     &pEnc->vInterV, &pEnc->vInterHV,
1879 :     dct_codes);
1880 :    
1881 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
1882 :     mb->quant = frame->quant;
1883 :    
1884 : syskin 936 if (mb->mode != MODE_DIRECT_NONE_MV)
1885 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
1886 : edgomez 851
1887 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
1888 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
1889 : edgomez 867 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1890 : edgomez 851 }
1891 :     }
1892 :    
1893 :     #ifdef BFRAMES_DEC_DEBUG
1894 :     BFRAME_DEBUG
1895 :     #endif
1896 :     start_timer();
1897 :     MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
1898 :     &frame->sStat, direction);
1899 :     stop_coding_timer();
1900 :     }
1901 :     }
1902 :    
1903 :     emms();
1904 :    
1905 : edgomez 867 /* TODO: dynamic fcode/bcode ??? */
1906 : edgomez 851
1907 : edgomez 964 BitstreamPadAlways(bs);
1908 : suxen_drol 890 frame->length = (BitstreamPos(bs) - bits) / 8;
1909 : edgomez 851
1910 :     #ifdef BFRAMES_DEC_DEBUG
1911 :     if (!first){
1912 :     first=1;
1913 :     if (fp)
1914 :     fclose(fp);
1915 :     }
1916 :     #endif
1917 : suxen_drol 118 }

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