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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 : suxen_drol 926 * $Id: encoder.c,v 1.95.2.9 2003-03-16 12:04:13 suxen_drol 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 :     enc_create(xvid_enc_create_t * create, xvid_enc_rc_t * rc)
120 :     {
121 :     Encoder *pEnc;
122 :     int n;
123 : Isibaar 3
124 : suxen_drol 890 if (XVID_MAJOR(create->version) != 1 || (rc && XVID_MAJOR(rc->version) != 1)) /* v1.x.x */
125 :     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 : suxen_drol 922 if ((pEnc->mbParam.global_flags & XVID_EXTRASTATS_ENABLE) ||
185 :     (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 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <=0 ? 250 : create->max_key_interval;
206 :     /*XXX: replace 250 hard code with "10seconds * framerate" */
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 919 for (i=0; i<pEnc->num_plugins;i++) {
601 :     if (pEnc->plugins[i].func) {
602 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, 0, 0);
603 :     }
604 :     }
605 :     xvid_free(pEnc->plugins);
606 :    
607 : Isibaar 41 xvid_free(pEnc);
608 : edgomez 192
609 : suxen_drol 890 return 0; /* ok */
610 : Isibaar 3 }
611 :    
612 : suxen_drol 229
613 : suxen_drol 919 /*
614 :     call the plugins
615 :     */
616 :    
617 : suxen_drol 922 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
618 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
619 : suxen_drol 919 {
620 : suxen_drol 926 unsigned int i, j;
621 : suxen_drol 919 xvid_plg_data_t data;
622 :    
623 : suxen_drol 926 if (pEnc->num_plugins == 0) {
624 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
625 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
626 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
627 :     }
628 :     return;
629 :     }
630 :    
631 :     /* set data struct */
632 :    
633 : suxen_drol 919 memset(&data, 0, sizeof(xvid_plg_data_t));
634 :     data.version = XVID_VERSION;
635 :    
636 : suxen_drol 920 data.width = pEnc->mbParam.width;
637 :     data.height = pEnc->mbParam.height;
638 : suxen_drol 926 data.mb_width = pEnc->mbParam.mb_width;
639 :     data.mb_height = pEnc->mbParam.mb_height;
640 : suxen_drol 924 data.fincr = frame->fincr;
641 : suxen_drol 920 data.fbase = pEnc->mbParam.fbase;
642 :    
643 : suxen_drol 919 data.reference.csp = XVID_CSP_USER;
644 :     data.reference.plane[0] = pEnc->reference->image.y;
645 :     data.reference.plane[1] = pEnc->reference->image.u;
646 :     data.reference.plane[2] = pEnc->reference->image.v;
647 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
648 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
649 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
650 :    
651 :     data.current.csp = XVID_CSP_USER;
652 :     data.current.plane[0] = frame->image.y;
653 :     data.current.plane[1] = frame->image.u;
654 :     data.current.plane[2] = frame->image.v;
655 :     data.current.stride[0] = pEnc->mbParam.edged_width;
656 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
657 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
658 :    
659 : suxen_drol 920 data.frame_num = frame->frame_num;
660 : suxen_drol 919
661 :     if (opt == XVID_PLG_BEFORE) {
662 :     data.type = XVID_TYPE_AUTO;
663 :     data.quant = 2;
664 : suxen_drol 926
665 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
666 :     data.dquant = pEnc->temp_dquants;
667 :     data.dquant_stride = pEnc->mbParam.mb_width;
668 :     memset(data.dquant, 0, data.mb_width*data.mb_height);
669 :     }
670 :    
671 :     /* todo: [vol,vop,motion]_flags*/
672 : suxen_drol 919
673 :     } else { // XVID_PLG_AFTER
674 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
675 :     data.original.csp = XVID_CSP_USER;
676 :     data.original.plane[0] = original->y;
677 :     data.original.plane[1] = original->u;
678 :     data.original.plane[2] = original->v;
679 :     data.original.stride[0] = pEnc->mbParam.edged_width;
680 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
681 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
682 :     }
683 : suxen_drol 919
684 : suxen_drol 922 if ((frame->vol_flags & XVID_EXTRASTATS) ||
685 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
686 :    
687 :     data.sse_y =
688 :     plane_sse( original->y, frame->image.y,
689 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
690 :     pEnc->mbParam.height);
691 :    
692 :     data.sse_u =
693 :     plane_sse( original->u, frame->image.u,
694 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
695 :     pEnc->mbParam.height/2);
696 :    
697 :     data.sse_v =
698 :     plane_sse( original->v, frame->image.v,
699 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
700 :     pEnc->mbParam.height/2);
701 :     }
702 :    
703 : suxen_drol 919 data.type = coding2type(frame->coding_type);
704 :     data.quant = frame->quant;
705 : suxen_drol 926
706 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
707 :     data.dquant = pEnc->temp_dquants;
708 :     data.dquant_stride = pEnc->mbParam.mb_width;
709 :    
710 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
711 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
712 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;;
713 :     }
714 :     }
715 :    
716 : suxen_drol 919 data.vol_flags = frame->vol_flags;
717 :     data.vop_flags = frame->vop_flags;
718 :     data.motion_flags = frame->motion_flags;
719 :    
720 :     data.length = frame->length;
721 :     data.kblks = frame->sStat.kblks;
722 :     data.mblks = frame->sStat.mblks;
723 :     data.ublks = frame->sStat.ublks;
724 : suxen_drol 922
725 : suxen_drol 926 if (stats) {
726 : suxen_drol 922 stats->type = coding2type(frame->coding_type);
727 :     stats->quant = frame->quant;
728 :     stats->vol_flags = frame->vol_flags;
729 :     stats->vop_flags = frame->vop_flags;
730 :     stats->length = frame->length;
731 :     stats->hlength = frame->length - (frame->sStat.iTextBits / 8);
732 :     stats->kblks = frame->sStat.kblks;
733 :     stats->mblks = frame->sStat.mblks;
734 :     stats->ublks = frame->sStat.ublks;
735 :     stats->sse_y = data.sse_y;
736 :     stats->sse_u = data.sse_u;
737 :     stats->sse_v = data.sse_v;
738 :     }
739 : suxen_drol 919 }
740 :    
741 : suxen_drol 926 /* call plugins */
742 : suxen_drol 919 for (i=0; i<pEnc->num_plugins;i++) {
743 : suxen_drol 926 emms();
744 : suxen_drol 919 if (pEnc->plugins[i].func) {
745 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
746 :     continue;
747 :     }
748 :     }
749 :     }
750 : suxen_drol 922 emms();
751 : suxen_drol 919
752 : suxen_drol 926 /* copy modified values back into frame*/
753 : suxen_drol 919 if (opt == XVID_PLG_BEFORE) {
754 :     *type = data.type;
755 :     *quant = data.quant;
756 : suxen_drol 926
757 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
758 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
759 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
760 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
761 :     }
762 :     }else{
763 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
764 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
765 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
766 :     }
767 :     }
768 :     /* todo: [vol,vop,motion]_flags*/
769 : suxen_drol 919 }
770 :     }
771 :    
772 :    
773 :    
774 :    
775 : edgomez 851 static __inline void inc_frame_num(Encoder * pEnc)
776 : suxen_drol 229 {
777 : suxen_drol 920 pEnc->current->frame_num = pEnc->m_framenum;
778 : edgomez 867 pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
779 : suxen_drol 920
780 : suxen_drol 924 pEnc->mbParam.m_stamp += pEnc->current->fincr;
781 : suxen_drol 890 pEnc->m_framenum++; /* debug ticker */
782 : chl 387 }
783 : suxen_drol 229
784 : suxen_drol 920 static __inline void dec_frame_num(Encoder * pEnc)
785 :     {
786 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
787 :     pEnc->m_framenum--; /* debug ticker */
788 :     }
789 : edgomez 851
790 :    
791 : suxen_drol 920
792 : edgomez 851 static __inline void
793 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
794 :     {
795 :    
796 :     pCur->ticks = (int32_t)pCur->stamp % time_base;
797 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
798 :    
799 : edgomez 867 /* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
800 : edgomez 851
801 :     /* fprintf(stderr,"WriteVop: %d - %d \n",
802 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
803 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
804 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
805 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
806 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
807 :    
808 :     */
809 :     }
810 :    
811 :    
812 :    
813 : edgomez 194 /*****************************************************************************
814 : edgomez 851 * IPB frame encoder entry point
815 :     *
816 :     * Returned values :
817 : suxen_drol 890 * - >0 - output bytes
818 :     * - 0 - no output
819 : edgomez 910 * - XVID_ERR_VERSION - wrong version passed to core
820 :     * - XVID_ERR_END - End of stream reached before end of coding
821 : suxen_drol 890 * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
822 : edgomez 910 * format
823 : edgomez 851 ****************************************************************************/
824 :    
825 : suxen_drol 890
826 : edgomez 851 int
827 : suxen_drol 890 enc_encode(Encoder * pEnc,
828 :     xvid_enc_frame_t * xFrame,
829 :     xvid_enc_stats_t * stats)
830 : edgomez 851 {
831 : suxen_drol 890 xvid_enc_frame_t * frame;
832 :     int type;
833 : edgomez 851 Bitstream bs;
834 :    
835 : suxen_drol 890 if (XVID_MAJOR(xFrame->version) != 1 || (stats && XVID_MAJOR(stats->version) != 1)) /* v1.x.x */
836 :     return XVID_ERR_VERSION;
837 : edgomez 851
838 : suxen_drol 890 xFrame->out_flags = 0;
839 : edgomez 851
840 :     start_global_timer();
841 : suxen_drol 890 BitstreamInit(&bs, xFrame->bitstream, 0);
842 : edgomez 851
843 :    
844 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
845 :     * enqueue image to the encoding-queue
846 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
847 : edgomez 851
848 : suxen_drol 890 if (xFrame->input.csp != XVID_CSP_NULL)
849 :     {
850 :     QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
851 : edgomez 851
852 : suxen_drol 890 start_timer();
853 :     if (image_input
854 :     (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
855 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
856 :     xFrame->input.csp, xFrame->vol_flags & XVID_INTERLACING))
857 :     {
858 :     emms();
859 :     return XVID_ERR_FORMAT;
860 :     }
861 :     stop_conv_timer();
862 : edgomez 851
863 : suxen_drol 890 if ((xFrame->vop_flags & XVID_CHROMAOPT)) {
864 :     image_chroma_optimize(&q->image,
865 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
866 :     }
867 :    
868 :     q->frame = *xFrame;
869 : edgomez 851
870 : suxen_drol 890 if (xFrame->quant_intra_matrix)
871 :     {
872 :     memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, sizeof(xFrame->quant_intra_matrix));
873 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
874 :     }
875 : edgomez 851
876 : suxen_drol 890 if (xFrame->quant_inter_matrix)
877 :     {
878 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, sizeof(xFrame->quant_inter_matrix));
879 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
880 :     }
881 : edgomez 851
882 : suxen_drol 890 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
883 :     pEnc->queue_size++;
884 :     }
885 : edgomez 851
886 :    
887 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
888 : suxen_drol 920 * bframe flush code
889 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
890 : edgomez 851
891 : suxen_drol 890 repeat:
892 : edgomez 851
893 : suxen_drol 890 if (pEnc->flush_bframes)
894 :     {
895 : suxen_drol 920 if (pEnc->bframenum_head < pEnc->bframenum_tail) {
896 : edgomez 851
897 : suxen_drol 890 DPRINTF(DPRINTF_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
898 :     pEnc->bframenum_head, pEnc->bframenum_tail,
899 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
900 : edgomez 851
901 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
902 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
903 : edgomez 914 pEnc->mbParam.edged_width, pEnc->mbParam.height);
904 :     }
905 :    
906 : suxen_drol 890 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
907 : suxen_drol 922 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
908 : suxen_drol 890 pEnc->bframenum_head++;
909 : edgomez 851
910 : suxen_drol 890 goto done;
911 : edgomez 851 }
912 :    
913 :     /* write an empty marker to the bitstream.
914 : suxen_drol 890
915 : edgomez 851 for divx5 decoder compatibility, this marker must consist
916 :     of a not-coded p-vop, with a time_base of zero, and time_increment
917 :     indentical to the future-referece frame.
918 :     */
919 :    
920 : suxen_drol 920 if ((pEnc->mbParam.global_flags & XVID_PACKED && pEnc->bframenum_tail > 0)) {
921 : edgomez 851 int tmp;
922 : suxen_drol 890 int bits;
923 : edgomez 851
924 :     DPRINTF(DPRINTF_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
925 :     pEnc->bframenum_head, pEnc->bframenum_tail,
926 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
927 :    
928 : suxen_drol 890 bits = BitstreamPos(&bs);
929 :    
930 : edgomez 851 tmp = pEnc->current->seconds;
931 :     pEnc->current->seconds = 0; /* force time_base = 0 */
932 :    
933 :     BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
934 : suxen_drol 890 BitstreamPad(&bs);
935 : edgomez 851 pEnc->current->seconds = tmp;
936 :    
937 : suxen_drol 890 /* add the not-coded length to the reference frame size */
938 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
939 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
940 : edgomez 851
941 : suxen_drol 920 /* flush complete: reset counters */
942 :     pEnc->flush_bframes = 0;
943 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
944 : suxen_drol 890 goto done;
945 : edgomez 851
946 :     }
947 : suxen_drol 920
948 :     /* flush complete: reset counters */
949 :     pEnc->flush_bframes = 0;
950 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
951 : edgomez 851 }
952 :    
953 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
954 :     * dequeue frame from the encoding queue
955 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
956 : edgomez 851
957 : suxen_drol 890 if (pEnc->queue_size == 0) /* empty */
958 : edgomez 851 {
959 : suxen_drol 890 if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
960 : edgomez 851 {
961 : suxen_drol 920
962 :     if (!(pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->mbParam.max_bframes > 0) {
963 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
964 : suxen_drol 920 }
965 :    
966 :     /* if the very last frame is to be b-vop, we must change it to a p-vop */
967 :     if (pEnc->bframenum_tail > 0)
968 : suxen_drol 890 {
969 : suxen_drol 920
970 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
971 :     pEnc->bframenum_tail--;
972 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
973 : edgomez 851
974 : suxen_drol 920 /* convert B-VOP to P-VOP */
975 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
976 : edgomez 851
977 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
978 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
979 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
980 :     }
981 :    
982 : suxen_drol 890 FrameCodeP(pEnc, &bs, 1, 0);
983 : suxen_drol 920
984 : suxen_drol 890 goto done_flush;
985 :     }
986 : suxen_drol 920
987 : edgomez 851 emms();
988 : suxen_drol 890 return XVID_ERR_END; /* end of stream reached */
989 : edgomez 851 }
990 : suxen_drol 890 goto done; /* nothing to encode yet; encoder lag */
991 :     }
992 : edgomez 851
993 : suxen_drol 890 // the current FRAME becomes the reference
994 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
995 : edgomez 853
996 : suxen_drol 890 // remove frame from encoding-queue (head), and move it into the current
997 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
998 :     frame = &pEnc->queue[pEnc->queue_head].frame;
999 : suxen_drol 920 pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1000 : suxen_drol 890 pEnc->queue_size--;
1001 : edgomez 851
1002 :    
1003 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1004 : suxen_drol 920 * init pEnc->current fields
1005 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1006 : edgomez 851
1007 : suxen_drol 924 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1008 : suxen_drol 890 pEnc->current->vol_flags = pEnc->mbParam.vol_flags;
1009 :     pEnc->current->vop_flags = frame->vop_flags;
1010 :     pEnc->current->motion_flags = frame->motion;
1011 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1012 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1013 : edgomez 851
1014 : suxen_drol 890 if ((xFrame->vop_flags & XVID_CHROMAOPT)) {
1015 :     image_chroma_optimize(&pEnc->current->image,
1016 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1017 :     }
1018 : edgomez 851
1019 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1020 :     * frame type & quant selection
1021 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1022 :    
1023 : suxen_drol 922 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1024 : edgomez 851
1025 : suxen_drol 919 if (frame->type > 0)
1026 :     type = frame->type;
1027 : edgomez 851
1028 : suxen_drol 919 if (frame->quant > 0)
1029 :     pEnc->current->quant = frame->quant;
1030 :    
1031 : suxen_drol 920 if (type > 0){ /* XVID_TYPE_?VOP */
1032 : suxen_drol 890 type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1033 : suxen_drol 920 } else{ /* XVID_TYPE_AUTO */
1034 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1035 : suxen_drol 890 pEnc->iFrameNum = 0;
1036 :     type = I_VOP;
1037 :     }else{
1038 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1039 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1040 :     pEnc->iFrameNum, pEnc->bframenum_tail);
1041 : suxen_drol 920
1042 :     if (type == B_VOP && !(pEnc->current->vop_flags & XVID_DYNAMIC_BFRAMES)) {
1043 :     type = P_VOP; /* disable dynamic bframes */
1044 :     }
1045 : edgomez 851 }
1046 : suxen_drol 890 }
1047 : suxen_drol 920
1048 :     /* bframes buffer overflow check */
1049 :     if (type != I_VOP) {
1050 :     if (pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1051 :     type = P_VOP;
1052 :     }else{
1053 :     type = B_VOP;
1054 :     }
1055 :     }
1056 :    
1057 : suxen_drol 890 inc_frame_num(pEnc);
1058 :     pEnc->iFrameNum++;
1059 : edgomez 851
1060 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1061 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1062 : suxen_drol 920 "%i st:%i if:%i", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1063 : edgomez 851 }
1064 :    
1065 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1066 : suxen_drol 920 * encode this frame as a b-vop
1067 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1068 : edgomez 851 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1069 : suxen_drol 920 if (type == B_VOP) {
1070 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1071 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1072 : edgomez 851 }
1073 :    
1074 : suxen_drol 926 if (frame->quant < 1) {
1075 : suxen_drol 920 pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1076 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1077 : edgomez 851
1078 : suxen_drol 920 } else {
1079 : suxen_drol 926 pEnc->current->quant = frame->quant;
1080 : suxen_drol 920 }
1081 : edgomez 851
1082 : suxen_drol 920 if (pEnc->current->quant < 1)
1083 :     pEnc->current->quant = 1;
1084 :     else if (pEnc->current->quant > 31)
1085 :     pEnc->current->quant = 31;
1086 :    
1087 :     DPRINTF(DPRINTF_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i",
1088 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1089 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1090 : suxen_drol 890
1091 : suxen_drol 920 /* store frame into bframe buffer & swap ref back to current */
1092 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1093 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1094 : edgomez 851
1095 : suxen_drol 920 pEnc->bframenum_tail++;
1096 : edgomez 851
1097 : suxen_drol 920 goto repeat;
1098 :     }
1099 : suxen_drol 890
1100 : suxen_drol 920 /* for unpacked bframes, output the stats for the last encoded frame */
1101 :     if (!(pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1102 :     {
1103 :     if (pEnc->current->stamp > 0) {
1104 : suxen_drol 922 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1105 : suxen_drol 920 }
1106 :     else
1107 :     stats->type = XVID_TYPE_NOTHING;
1108 :     }
1109 : edgomez 851
1110 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1111 :     * closed-gop
1112 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1113 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1114 : edgomez 851
1115 : suxen_drol 920 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1116 : edgomez 851
1117 : suxen_drol 920 // place this frame back on the encoding-queue (head)
1118 :     // we will deal with it next time
1119 : suxen_drol 925 dec_frame_num(pEnc);
1120 :     pEnc->iFrameNum--;
1121 :    
1122 :     pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1123 : suxen_drol 920 pEnc->queue_size++;
1124 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1125 : edgomez 851
1126 : suxen_drol 920 // grab the last frame from the bframe-queue
1127 : suxen_drol 890
1128 : suxen_drol 920 pEnc->bframenum_tail--;
1129 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1130 : suxen_drol 890
1131 : suxen_drol 920 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1132 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1133 : edgomez 851 }
1134 :    
1135 : suxen_drol 920 /* convert B-VOP quant to P-VOP */
1136 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
1137 :     type = P_VOP;
1138 :     }
1139 : edgomez 851
1140 : suxen_drol 920
1141 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1142 :     * encode this frame as an i-vop
1143 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1144 :    
1145 :     if (type == I_VOP) {
1146 :    
1147 :     DPRINTF(DPRINTF_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1148 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
1149 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1150 :    
1151 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1152 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1153 : edgomez 851 }
1154 :    
1155 :    
1156 : suxen_drol 920 /* ---- update vol flags at IVOP ----------- */
1157 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags = frame->vol_flags;
1158 : edgomez 851
1159 : suxen_drol 920 if ((pEnc->mbParam.vol_flags & XVID_MPEGQUANT)) {
1160 :     if (frame->quant_intra_matrix != NULL)
1161 :     set_intra_matrix(frame->quant_intra_matrix);
1162 :     if (frame->quant_inter_matrix != NULL)
1163 :     set_inter_matrix(frame->quant_inter_matrix);
1164 : edgomez 851 }
1165 :    
1166 : suxen_drol 920 /* prevent vol/vop misuse */
1167 : edgomez 851
1168 : suxen_drol 920 if (!(pEnc->current->vol_flags & XVID_REDUCED_ENABLE))
1169 :     pEnc->current->vop_flags &= ~XVID_REDUCED;
1170 : edgomez 851
1171 : suxen_drol 920 if (!(pEnc->current->vol_flags & XVID_INTERLACING))
1172 :     pEnc->current->vop_flags &= ~(XVID_TOPFIELDFIRST|XVID_ALTERNATESCAN);
1173 : edgomez 851
1174 : suxen_drol 920 /* ^^^------------------------ */
1175 : edgomez 851
1176 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1177 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1178 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1179 :     }
1180 : edgomez 851
1181 : suxen_drol 920 FrameCodeI(pEnc, &bs);
1182 :     xFrame->out_flags |= XVID_KEYFRAME;
1183 : edgomez 851
1184 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1185 :     * encode this frame as an p-vop
1186 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1187 : edgomez 851
1188 : suxen_drol 920 } else { // (type == P_VOP || type == S_VOP)
1189 : edgomez 851
1190 : suxen_drol 920 DPRINTF(DPRINTF_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i",
1191 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1192 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1193 :    
1194 :     if ((pEnc->current->vop_flags & XVID_DEBUG)) {
1195 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1196 :     }
1197 : edgomez 851
1198 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1199 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1200 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1201 :     }
1202 :    
1203 :     FrameCodeP(pEnc, &bs, 1, 0);
1204 :     }
1205 :    
1206 :    
1207 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1208 :     * on next enc_encode call we must flush bframes
1209 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1210 : edgomez 851
1211 : suxen_drol 890 done_flush:
1212 : edgomez 851
1213 : suxen_drol 920 pEnc->flush_bframes = 1;
1214 : edgomez 851
1215 : suxen_drol 920 /* packed & queued_bframes: dont bother outputting stats, we do so after the flush */
1216 : suxen_drol 890 if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0) {
1217 :     goto repeat;
1218 : edgomez 853 }
1219 :    
1220 : suxen_drol 920 /* packed or no-bframes: output stats */
1221 : suxen_drol 922 if ((pEnc->mbParam.global_flags & XVID_PACKED) || pEnc->mbParam.max_bframes == 0) {
1222 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1223 : edgomez 851 }
1224 : Isibaar 113
1225 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1226 :     * done; return number of bytes consumed
1227 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1228 : edgomez 195
1229 : suxen_drol 890 done:
1230 :    
1231 : Isibaar 3 stop_global_timer();
1232 :     write_timer();
1233 :    
1234 : suxen_drol 890 emms();
1235 :     return BitstreamLength(&bs);
1236 : Isibaar 3 }
1237 :    
1238 :    
1239 : suxen_drol 926 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1240 :     {
1241 :     unsigned int i,j;
1242 :     int quant = frame->quant;
1243 :    
1244 :     for (j=0; j<pParam->mb_height; j++)
1245 :     for (i=0; i<pParam->mb_width; i++) {
1246 :     MACROBLOCK * pMB = &frame->mbs[j*pParam->mb_width + i];
1247 :     quant += pMB->dquant;
1248 :     if (quant > 31)
1249 :     quant = 31;
1250 :     if (quant < 1)
1251 :     quant = 1;
1252 :     pMB->quant = quant;
1253 :     }
1254 :     }
1255 :    
1256 :    
1257 : edgomez 195 static __inline void
1258 :     CodeIntraMB(Encoder * pEnc,
1259 :     MACROBLOCK * pMB)
1260 :     {
1261 : Isibaar 3
1262 :     pMB->mode = MODE_INTRA;
1263 :    
1264 : suxen_drol 136 /* zero mv statistics */
1265 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1266 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1267 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1268 :     pMB->sad16 = 0;
1269 :    
1270 : suxen_drol 926 if (pMB->dquant != 0) {
1271 :     pMB->mode = MODE_INTRA_Q;
1272 :     }
1273 : Isibaar 3 }
1274 :    
1275 :    
1276 : h 101
1277 : edgomez 195 static int
1278 :     FrameCodeI(Encoder * pEnc,
1279 : suxen_drol 890 Bitstream * bs)
1280 : h 104 {
1281 : suxen_drol 890 int bits = BitstreamPos(bs);
1282 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1283 :     int mb_height = pEnc->mbParam.mb_height;
1284 : suxen_drol 890
1285 : h 104 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1286 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1287 : h 104
1288 :     uint16_t x, y;
1289 :    
1290 : suxen_drol 890 if ((pEnc->current->vol_flags & XVID_REDUCED_ENABLE))
1291 : edgomez 851 {
1292 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1293 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1294 :    
1295 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1296 :     /* XXX: setedges is overkill */
1297 :     start_timer();
1298 :     image_setedges(&pEnc->current->image,
1299 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1300 :     pEnc->mbParam.width, pEnc->mbParam.height);
1301 :     stop_edges_timer();
1302 :     }
1303 :    
1304 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1;
1305 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1306 :     pEnc->current->coding_type = I_VOP;
1307 : suxen_drol 926
1308 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1309 : h 104
1310 : suxen_drol 890 BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1311 : edgomez 403
1312 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1313 :    
1314 :     BitstreamPadAlways(bs);
1315 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1316 : h 104
1317 : edgomez 851 pEnc->current->sStat.iTextBits = 0;
1318 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1319 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1320 : h 104
1321 : edgomez 851 for (y = 0; y < mb_height; y++)
1322 :     for (x = 0; x < mb_width; x++) {
1323 : edgomez 195 MACROBLOCK *pMB =
1324 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1325 : h 104
1326 :     CodeIntraMB(pEnc, pMB);
1327 :    
1328 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1329 :     dct_codes, qcoeff);
1330 : h 104
1331 :     start_timer();
1332 : suxen_drol 136 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1333 : h 104 stop_prediction_timer();
1334 :    
1335 :     start_timer();
1336 : suxen_drol 890 if (pEnc->current->vop_flags & XVID_GREYSCALE)
1337 : chl 353 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1338 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1339 :     qcoeff[5*64+0]=0;
1340 :     }
1341 : edgomez 851 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1342 : h 104 stop_coding_timer();
1343 :     }
1344 :    
1345 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1346 : edgomez 851 {
1347 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1348 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1349 : suxen_drol 890 16, 0);
1350 : edgomez 851 }
1351 : h 104 emms();
1352 :    
1353 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1354 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1355 :     BitstreamPadAlways(bs);
1356 :     else
1357 :     BitstreamPad(bs);
1358 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1359 :    
1360 : edgomez 851 pEnc->fMvPrevSigma = -1;
1361 : suxen_drol 136 pEnc->mbParam.m_fcode = 2;
1362 : h 104
1363 : suxen_drol 890 /* XXX: hinted me
1364 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1365 : h 104 HintedMEGet(pEnc, 1);
1366 : suxen_drol 890 }*/
1367 : h 104
1368 : edgomez 867 return 1; /* intra */
1369 : h 104 }
1370 :    
1371 :    
1372 : Isibaar 3 #define INTRA_THRESHOLD 0.5
1373 : edgomez 851 #define BFRAME_SKIP_THRESHHOLD 30
1374 : Isibaar 3
1375 : edgomez 851
1376 :     /* FrameCodeP also handles S(GMC)-VOPs */
1377 : edgomez 195 static int
1378 :     FrameCodeP(Encoder * pEnc,
1379 :     Bitstream * bs,
1380 :     bool force_inter,
1381 :     bool vol_header)
1382 : Isibaar 3 {
1383 : edgomez 13 float fSigma;
1384 : suxen_drol 890 int bits = BitstreamPos(bs);
1385 : Isibaar 42
1386 : edgomez 78 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1387 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1388 : edgomez 78
1389 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1390 :     int mb_height = pEnc->mbParam.mb_height;
1391 :    
1392 : Isibaar 3 int iLimit;
1393 : edgomez 851 int x, y, k;
1394 : edgomez 13 int iSearchRange;
1395 : edgomez 851 int bIntra, skip_possible;
1396 : suxen_drol 890
1397 : edgomez 145 /* IMAGE *pCurrent = &pEnc->current->image; */
1398 : suxen_drol 136 IMAGE *pRef = &pEnc->reference->image;
1399 : Isibaar 3
1400 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1401 : edgomez 851 {
1402 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1403 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1404 :     }
1405 :    
1406 :    
1407 : h 69 start_timer();
1408 : edgomez 195 image_setedges(pRef, pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1409 : h 541 pEnc->mbParam.width, pEnc->mbParam.height);
1410 : h 69 stop_edges_timer();
1411 : Isibaar 3
1412 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1 - pEnc->mbParam.m_rounding_type;
1413 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1414 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->mbParam.m_quarterpel;
1415 : suxen_drol 136 pEnc->current->fcode = pEnc->mbParam.m_fcode;
1416 : Isibaar 3
1417 :     if (!force_inter)
1418 : edgomez 851 iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1419 : edgomez 13 else
1420 : edgomez 851 iLimit = mb_width * mb_height + 1;
1421 : Isibaar 3
1422 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_HALFPEL)) {
1423 : Isibaar 3 start_timer();
1424 : edgomez 195 image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1425 :     &pEnc->vInterHV, pEnc->mbParam.edged_width,
1426 :     pEnc->mbParam.edged_height,
1427 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL),
1428 : edgomez 195 pEnc->current->rounding_type);
1429 : Isibaar 3 stop_inter_timer();
1430 :     }
1431 :    
1432 : edgomez 851 pEnc->current->coding_type = P_VOP;
1433 : suxen_drol 926
1434 :    
1435 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1436 : edgomez 851
1437 : Isibaar 3 start_timer();
1438 : suxen_drol 890 /*if (pEnc->current->global_flags & XVID_HINTEDME_SET)
1439 : h 101 HintedMESet(pEnc, &bIntra);
1440 : suxen_drol 890 else*/
1441 : suxen_drol 295 bIntra =
1442 :     MotionEstimation(&pEnc->mbParam, pEnc->current, pEnc->reference,
1443 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1444 :     iLimit);
1445 : edgomez 851
1446 : Isibaar 3 stop_motion_timer();
1447 :    
1448 : suxen_drol 890 if (bIntra == 1) return FrameCodeI(pEnc, bs);
1449 : edgomez 851
1450 : suxen_drol 890 if ( ( pEnc->current->vol_flags & XVID_GMC )
1451 : edgomez 851 && ( (pEnc->current->warp.duv[1].x != 0) || (pEnc->current->warp.duv[1].y != 0) ) )
1452 :     {
1453 :     pEnc->current->coding_type = S_VOP;
1454 :    
1455 :     generate_GMCparameters( 2, 16, &pEnc->current->warp,
1456 :     pEnc->mbParam.width, pEnc->mbParam.height,
1457 :     &pEnc->current->gmc_data);
1458 :    
1459 :     generate_GMCimage(&pEnc->current->gmc_data, &pEnc->reference->image,
1460 :     pEnc->mbParam.mb_width, pEnc->mbParam.mb_height,
1461 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_width/2,
1462 : suxen_drol 890 pEnc->mbParam.m_fcode, (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0,
1463 : edgomez 851 pEnc->current->rounding_type, pEnc->current->mbs, &pEnc->vGMC);
1464 :    
1465 : h 101 }
1466 : Isibaar 3
1467 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1468 : edgomez 195 if (vol_header)
1469 : suxen_drol 890 { BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1470 : edgomez 851 BitstreamPadAlways(bs);
1471 :     }
1472 : Isibaar 3
1473 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1474 : Isibaar 3
1475 : edgomez 851 pEnc->current->sStat.iTextBits = pEnc->current->sStat.iMvSum = pEnc->current->sStat.iMvCount =
1476 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1477 : Isibaar 3
1478 : edgomez 851
1479 :     for (y = 0; y < mb_height; y++) {
1480 :     for (x = 0; x < mb_width; x++) {
1481 : edgomez 195 MACROBLOCK *pMB =
1482 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1483 : Isibaar 3
1484 : edgomez 851 /* Mode decision: Check, if the block should be INTRA / INTER or GMC-coded */
1485 :     /* For a start, leave INTRA decision as is, only choose only between INTER/GMC - gruel, 9.1.2002 */
1486 :    
1487 : edgomez 13 bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1488 : Isibaar 3
1489 : edgomez 851 if (bIntra) {
1490 : Isibaar 3 CodeIntraMB(pEnc, pMB);
1491 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1492 :     dct_codes, qcoeff);
1493 : chl 419
1494 :     start_timer();
1495 :     MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1496 :     stop_prediction_timer();
1497 : edgomez 851
1498 :     pEnc->current->sStat.kblks++;
1499 :    
1500 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1501 :     stop_coding_timer();
1502 :     continue;
1503 : Isibaar 3 }
1504 : edgomez 851
1505 :     if (pEnc->current->coding_type == S_VOP) {
1506 : Isibaar 3
1507 : edgomez 851 int32_t iSAD = sad16(pEnc->current->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1508 :     pEnc->vGMC.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1509 :     pEnc->mbParam.edged_width, 65536);
1510 :    
1511 :     if (pEnc->current->motion_flags & PMV_CHROMA16) {
1512 :     iSAD += sad8(pEnc->current->image.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1513 :     pEnc->vGMC.u + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1514 : Isibaar 3
1515 : edgomez 851 iSAD += sad8(pEnc->current->image.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x,
1516 :     pEnc->vGMC.v + 8*y*(pEnc->mbParam.edged_width/2) + 8*x, pEnc->mbParam.edged_width/2);
1517 :     }
1518 :    
1519 :     if (iSAD <= pMB->sad16) { /* mode decision GMC */
1520 :    
1521 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_QUARTERPEL))
1522 : edgomez 851 pMB->qmvs[0] = pMB->qmvs[1] = pMB->qmvs[2] = pMB->qmvs[3] = pMB->amv;
1523 :     else
1524 :     pMB->mvs[0] = pMB->mvs[1] = pMB->mvs[2] = pMB->mvs[3] = pMB->amv;
1525 :    
1526 :     pMB->mode = MODE_INTER;
1527 :     pMB->mcsel = 1;
1528 :     pMB->sad16 = iSAD;
1529 :     } else {
1530 :     pMB->mcsel = 0;
1531 :     }
1532 :     } else {
1533 :     pMB->mcsel = 0; /* just a precaution */
1534 :     }
1535 :    
1536 : Isibaar 3 start_timer();
1537 : edgomez 851 MBMotionCompensation(pMB, x, y, &pEnc->reference->image,
1538 :     &pEnc->vInterH, &pEnc->vInterV,
1539 :     &pEnc->vInterHV, &pEnc->vGMC,
1540 :     &pEnc->current->image,
1541 :     dct_codes, pEnc->mbParam.width,
1542 :     pEnc->mbParam.height,
1543 :     pEnc->mbParam.edged_width,
1544 : suxen_drol 890 (pEnc->current->vol_flags & XVID_QUARTERPEL),
1545 :     (pEnc->current->vop_flags & XVID_REDUCED),
1546 : edgomez 851 pEnc->current->rounding_type);
1547 : chl 347
1548 : edgomez 851 stop_comp_timer();
1549 :    
1550 : suxen_drol 926 if (pMB->dquant != 0) {
1551 :     pMB->mode = MODE_INTER_Q;
1552 : edgomez 851 }
1553 :    
1554 :     pMB->field_pred = 0;
1555 :    
1556 :     if (pMB->mode != MODE_NOT_CODED)
1557 :     { pMB->cbp =
1558 :     MBTransQuantInter(&pEnc->mbParam, pEnc->current, pMB, x, y,
1559 :     dct_codes, qcoeff);
1560 :     }
1561 :    
1562 :     if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1563 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1564 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1565 :     pEnc->current->sStat.mblks++;
1566 :     } else {
1567 :     pEnc->current->sStat.ublks++;
1568 :     }
1569 :    
1570 :     start_timer();
1571 :    
1572 : chl 347 /* Finished processing the MB, now check if to CODE or SKIP */
1573 :    
1574 : edgomez 851 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1575 : suxen_drol 926 (pMB->dquant == 0);
1576 : edgomez 851
1577 :     if (pEnc->current->coding_type == S_VOP)
1578 :     skip_possible &= (pMB->mcsel == 1);
1579 :     else if (pEnc->current->coding_type == P_VOP) {
1580 : suxen_drol 890 if ((pEnc->mbParam.vol_flags & XVID_QUARTERPEL))
1581 : edgomez 851 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1582 :     else
1583 :     skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1584 :     }
1585 : chl 347
1586 : edgomez 851 if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1587 : chl 347
1588 : edgomez 851 /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1589 :    
1590 :     if (pEnc->current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1591 :     {
1592 :     int bSkip = 1;
1593 :    
1594 :     for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1595 :     {
1596 :     int iSAD;
1597 :     iSAD = sad16(pEnc->reference->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1598 :     pEnc->bframes[k]->image.y + 16*y*pEnc->mbParam.edged_width + 16*x,
1599 :     pEnc->mbParam.edged_width,BFRAME_SKIP_THRESHHOLD);
1600 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1601 :     { bSkip = 0;
1602 :     break;
1603 :     }
1604 :     }
1605 :    
1606 :     if (!bSkip) { /* no SKIP, but trivial block */
1607 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1608 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1609 :     pMB->pmvs[0].x = - predMV.x;
1610 :     pMB->pmvs[0].y = - predMV.y;
1611 :     }
1612 :     else {
1613 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1614 :     pMB->pmvs[0].x = - predMV.x;
1615 :     pMB->pmvs[0].y = - predMV.y;
1616 :     }
1617 :     pMB->mode = MODE_INTER;
1618 :     pMB->cbp = 0;
1619 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1620 :     stop_coding_timer();
1621 :    
1622 :     continue; /* next MB */
1623 :     }
1624 :     }
1625 :     /* do SKIP */
1626 :    
1627 :     pMB->mode = MODE_NOT_CODED;
1628 :     MBSkip(bs);
1629 :     stop_coding_timer();
1630 :     continue; /* next MB */
1631 : edgomez 403 }
1632 : edgomez 851 /* ordinary case: normal coded INTER/INTER4V block */
1633 :    
1634 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_GREYSCALE))
1635 : edgomez 851 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1636 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1637 :     qcoeff[5*64+0]=0;
1638 :     }
1639 :    
1640 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1641 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1642 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1643 :     pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1644 :     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);
1645 :     } else {
1646 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, 0);
1647 :     pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1648 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1649 :     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);
1650 :     }
1651 :    
1652 :    
1653 :     if (pMB->mode == MODE_INTER4V)
1654 :     { int k;
1655 :     for (k=1;k<4;k++)
1656 :     {
1657 : suxen_drol 890 if((pEnc->mbParam.vol_flags & XVID_QUARTERPEL)) {
1658 : edgomez 851 VECTOR predMV = get_qpmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1659 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1660 :     pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1661 :     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);
1662 :     } else {
1663 :     VECTOR predMV = get_pmv2(pEnc->current->mbs, pEnc->mbParam.mb_width, 0, x, y, k);
1664 :     pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1665 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1666 :     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);
1667 :     }
1668 :    
1669 : chl 353 }
1670 : chl 347 }
1671 : edgomez 851
1672 :     MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1673 :     stop_coding_timer();
1674 : chl 347
1675 : Isibaar 3 }
1676 :     }
1677 :    
1678 : suxen_drol 890 if ((pEnc->current->vop_flags & XVID_REDUCED))
1679 : edgomez 851 {
1680 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1681 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1682 : suxen_drol 890 16, 0);
1683 : edgomez 851 }
1684 :    
1685 : Isibaar 3 emms();
1686 :    
1687 : suxen_drol 890 /* XXX: hinted me
1688 : edgomez 195 if (pEnc->current->global_flags & XVID_HINTEDME_GET) {
1689 : h 101 HintedMEGet(pEnc, 0);
1690 : suxen_drol 890 }*/
1691 : h 101
1692 : edgomez 851 if (pEnc->current->sStat.iMvCount == 0)
1693 :     pEnc->current->sStat.iMvCount = 1;
1694 : Isibaar 3
1695 : edgomez 851 fSigma = (float) sqrt((float) pEnc->current->sStat.iMvSum / pEnc->current->sStat.iMvCount);
1696 : Isibaar 3
1697 : suxen_drol 136 iSearchRange = 1 << (3 + pEnc->mbParam.m_fcode);
1698 : Isibaar 3
1699 : edgomez 195 if ((fSigma > iSearchRange / 3)
1700 : suxen_drol 890 && (pEnc->mbParam.m_fcode <= (3 + (pEnc->mbParam.vol_flags & XVID_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1701 : edgomez 13 {
1702 : suxen_drol 136 pEnc->mbParam.m_fcode++;
1703 : Isibaar 3 iSearchRange *= 2;
1704 : edgomez 195 } else if ((fSigma < iSearchRange / 6)
1705 : edgomez 851 && (pEnc->fMvPrevSigma >= 0)
1706 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1707 : suxen_drol 890 && (pEnc->mbParam.m_fcode >= (2 + (pEnc->mbParam.vol_flags & XVID_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1708 : edgomez 13 {
1709 : suxen_drol 136 pEnc->mbParam.m_fcode--;
1710 : Isibaar 3 iSearchRange /= 2;
1711 : edgomez 13 }
1712 : Isibaar 3
1713 : edgomez 851 pEnc->fMvPrevSigma = fSigma;
1714 : edgomez 195
1715 : edgomez 851 /* frame drop code */
1716 :     DPRINTF(DPRINTF_DEBUG, "kmu %i %i %i", pEnc->current->sStat.kblks, pEnc->current->sStat.mblks, pEnc->current->sStat.ublks);
1717 :     if (pEnc->current->sStat.kblks + pEnc->current->sStat.mblks <
1718 :     (pEnc->mbParam.frame_drop_ratio * mb_width * mb_height) / 100)
1719 :     {
1720 :     pEnc->current->sStat.kblks = pEnc->current->sStat.mblks = 0;
1721 :     pEnc->current->sStat.ublks = mb_width * mb_height;
1722 :    
1723 :     BitstreamReset(bs);
1724 :    
1725 :     set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1726 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 0);
1727 :    
1728 : edgomez 867 /* copy reference frame details into the current frame */
1729 : edgomez 851 pEnc->current->quant = pEnc->reference->quant;
1730 :     pEnc->current->motion_flags = pEnc->reference->motion_flags;
1731 :     pEnc->current->rounding_type = pEnc->reference->rounding_type;
1732 : suxen_drol 890 //pEnc->current->quarterpel = pEnc->reference->quarterpel;
1733 : edgomez 851 pEnc->current->fcode = pEnc->reference->fcode;
1734 :     pEnc->current->bcode = pEnc->reference->bcode;
1735 :     image_copy(&pEnc->current->image, &pEnc->reference->image, pEnc->mbParam.edged_width, pEnc->mbParam.height);
1736 :     memcpy(pEnc->current->mbs, pEnc->reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1737 :     }
1738 :    
1739 :     /* XXX: debug
1740 :     {
1741 :     char s[100];
1742 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1743 :     image_dump_yuvpgm(&pEnc->current->image,
1744 :     pEnc->mbParam.edged_width,
1745 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1746 :    
1747 :     sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1748 :     image_dump_yuvpgm(&pEnc->reference->image,
1749 :     pEnc->mbParam.edged_width,
1750 :     pEnc->mbParam.width, pEnc->mbParam.height, s);
1751 :     }
1752 :     */
1753 :    
1754 : suxen_drol 890 /* for divx5 compatibility, we must always pad between the packed p and b frames */
1755 :     if ((pEnc->mbParam.global_flags & XVID_PACKED) && pEnc->bframenum_tail > 0)
1756 :     BitstreamPadAlways(bs);
1757 :     else
1758 :     BitstreamPad(bs);
1759 : edgomez 851
1760 : suxen_drol 890 pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1761 : Isibaar 3
1762 : edgomez 867 return 0; /* inter */
1763 : edgomez 851 }
1764 : suxen_drol 118
1765 : edgomez 851
1766 :     static void
1767 :     FrameCodeB(Encoder * pEnc,
1768 :     FRAMEINFO * frame,
1769 : suxen_drol 890 Bitstream * bs)
1770 : edgomez 851 {
1771 : suxen_drol 890 int bits = BitstreamPos(bs);
1772 : edgomez 851 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1773 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1774 :     uint32_t x, y;
1775 :    
1776 :     IMAGE *f_ref = &pEnc->reference->image;
1777 :     IMAGE *b_ref = &pEnc->current->image;
1778 :    
1779 : suxen_drol 890 #ifdef BFRAMES_DEC_DEBUG
1780 : edgomez 851 FILE *fp;
1781 :     static char first=0;
1782 :     #define BFRAME_DEBUG if (!first && fp){ \
1783 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1784 :     }
1785 :    
1786 : suxen_drol 890 /* XXX: pEnc->current->global_flags &= ~XVID_REDUCED; reduced resoltion not yet supported */
1787 : edgomez 851
1788 :     if (!first){
1789 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1790 :     }
1791 :     #endif
1792 :    
1793 : suxen_drol 890 //frame->quarterpel = pEnc->mbParam.m_quarterpel;
1794 : edgomez 851
1795 : edgomez 867 /* forward */
1796 : edgomez 851 image_setedges(f_ref, pEnc->mbParam.edged_width,
1797 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1798 :     pEnc->mbParam.height);
1799 :     start_timer();
1800 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1801 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1802 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0);
1803 : edgomez 851 stop_inter_timer();
1804 :    
1805 : edgomez 867 /* backward */
1806 : edgomez 851 image_setedges(b_ref, pEnc->mbParam.edged_width,
1807 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1808 :     pEnc->mbParam.height);
1809 :     start_timer();
1810 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1811 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1812 : suxen_drol 890 (pEnc->mbParam.vol_flags & XVID_QUARTERPEL), 0);
1813 : edgomez 851 stop_inter_timer();
1814 :    
1815 :     start_timer();
1816 :    
1817 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
1818 : edgomez 867 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1819 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1820 :     pEnc->reference->mbs, f_ref,
1821 : edgomez 851 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1822 :     pEnc->current, b_ref, &pEnc->vInterH,
1823 :     &pEnc->vInterV, &pEnc->vInterHV);
1824 :    
1825 :    
1826 :     stop_motion_timer();
1827 :    
1828 : edgomez 867 /*
1829 :     if (test_quant_type(&pEnc->mbParam, pEnc->current)) {
1830 :     BitstreamWriteVolHeader(bs, pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.quant_type);
1831 :     }
1832 :     */
1833 : edgomez 851
1834 :     frame->coding_type = B_VOP;
1835 :    
1836 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1837 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
1838 :    
1839 :     frame->sStat.iTextBits = 0;
1840 :     frame->sStat.iMvSum = 0;
1841 :     frame->sStat.iMvCount = 0;
1842 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1843 : suxen_drol 890 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1844 :     frame->sStat.kblks = frame->sStat.ublks = 0;
1845 : edgomez 851
1846 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1847 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1848 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1849 : suxen_drol 890 int direction = frame->vop_flags & XVID_ALTERNATESCAN ? 2 : 0;
1850 : edgomez 851
1851 : edgomez 867 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1852 : edgomez 851 if (mb->mode == MODE_NOT_CODED) {
1853 : edgomez 867 /* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
1854 : edgomez 851 continue;
1855 :     }
1856 :    
1857 :     if (mb->mode != MODE_DIRECT_NONE_MV) {
1858 :     MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1859 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
1860 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
1861 :     &pEnc->vInterV, &pEnc->vInterHV,
1862 :     dct_codes);
1863 :    
1864 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
1865 :     mb->quant = frame->quant;
1866 :    
1867 :     mb->cbp =
1868 : edgomez 914 MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
1869 : edgomez 851
1870 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
1871 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
1872 : edgomez 867 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1873 : edgomez 851 }
1874 :     }
1875 :    
1876 :     #ifdef BFRAMES_DEC_DEBUG
1877 :     BFRAME_DEBUG
1878 :     #endif
1879 :     start_timer();
1880 :     MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
1881 :     &frame->sStat, direction);
1882 :     stop_coding_timer();
1883 :     }
1884 :     }
1885 :    
1886 :     emms();
1887 :    
1888 : edgomez 867 /* TODO: dynamic fcode/bcode ??? */
1889 : edgomez 851
1890 : suxen_drol 890 BitstreamPad(bs);
1891 :     frame->length = (BitstreamPos(bs) - bits) / 8;
1892 : edgomez 851
1893 :     #ifdef BFRAMES_DEC_DEBUG
1894 :     if (!first){
1895 :     first=1;
1896 :     if (fp)
1897 :     fclose(fp);
1898 :     }
1899 :     #endif
1900 : suxen_drol 118 }

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