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1 : edgomez 194 /*****************************************************************************
2 : edgomez 145 *
3 :     * XVID MPEG-4 VIDEO CODEC
4 : edgomez 1382 * - Encoder main module -
5 : edgomez 145 *
6 : edgomez 1382 * Copyright(C) 2002 Michael Militzer <isibaar@xvid.org>
7 :     * 2002-2003 Peter Ross <pross@xvid.org>
8 :     * 2002 Daniel Smith <danielsmith@astroboymail.com>
9 : edgomez 402 *
10 : edgomez 1382 * This program is free software ; you can redistribute it and/or modify
11 : edgomez 851 * it under the terms of the GNU General Public License as published by
12 : edgomez 1382 * the Free Software Foundation ; either version 2 of the License, or
13 : edgomez 145 * (at your option) any later version.
14 :     *
15 :     * This program is distributed in the hope that it will be useful,
16 : edgomez 1382 * but WITHOUT ANY WARRANTY ; without even the implied warranty of
17 : edgomez 145 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
18 :     * GNU General Public License for more details.
19 :     *
20 :     * You should have received a copy of the GNU General Public License
21 : edgomez 1382 * along with this program ; if not, write to the Free Software
22 : edgomez 145 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 :     *
24 : edgomez 1501 * $Id: encoder.c,v 1.106 2004-07-17 11:42:46 edgomez Exp $
25 : edgomez 405 *
26 : edgomez 194 ****************************************************************************/
27 : suxen_drol 118
28 : Isibaar 3 #include <stdlib.h>
29 :     #include <stdio.h>
30 :     #include <math.h>
31 : edgomez 198 #include <string.h>
32 : Isibaar 3
33 :     #include "encoder.h"
34 :     #include "prediction/mbprediction.h"
35 :     #include "global.h"
36 :     #include "utils/timer.h"
37 :     #include "image/image.h"
38 : edgomez 851 #include "image/font.h"
39 :     #include "motion/sad.h"
40 : suxen_drol 152 #include "motion/motion.h"
41 : edgomez 1382 #include "motion/gmc.h"
42 :    
43 : Isibaar 3 #include "bitstream/cbp.h"
44 :     #include "utils/mbfunctions.h"
45 :     #include "bitstream/bitstream.h"
46 :     #include "bitstream/mbcoding.h"
47 :     #include "utils/emms.h"
48 :     #include "bitstream/mbcoding.h"
49 : Isibaar 4 #include "quant/quant_matrix.h"
50 : Isibaar 41 #include "utils/mem_align.h"
51 : Isibaar 3
52 : edgomez 194 /*****************************************************************************
53 :     * Local function prototypes
54 :     ****************************************************************************/
55 :    
56 : edgomez 192 static int FrameCodeI(Encoder * pEnc,
57 : edgomez 1382 Bitstream * bs);
58 : Isibaar 3
59 : edgomez 192 static int FrameCodeP(Encoder * pEnc,
60 : syskin 1403 Bitstream * bs);
61 : Isibaar 3
62 : edgomez 851 static void FrameCodeB(Encoder * pEnc,
63 :     FRAMEINFO * frame,
64 : edgomez 1382 Bitstream * bs);
65 : edgomez 851
66 : edgomez 194
67 :     /*****************************************************************************
68 :     * Encoder creation
69 :     *
70 :     * This function creates an Encoder instance, it allocates all necessary
71 : edgomez 851 * image buffers (reference, current and bframes) and initialize the internal
72 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
73 : edgomez 194 *
74 :     * The code seems to be very long but is very basic, mainly memory allocation
75 :     * and cleaning code.
76 :     *
77 :     * Returned values :
78 : edgomez 1382 * - 0 - no errors
79 : syskin 903 * - XVID_ERR_MEMORY - the libc could not allocate memory, the function
80 :     * cleans the structure before exiting.
81 :     * pParam->handle is also set to NULL.
82 : edgomez 194 *
83 :     ****************************************************************************/
84 :    
85 : edgomez 1382 /*
86 :     * Simplify the "fincr/fbase" fraction
87 :     */
88 :     static void
89 :     simplify_time(int *inc, int *base)
90 : Isibaar 3 {
91 : edgomez 1382 /* common factor */
92 :     int i = *inc;
93 : edgomez 195 while (i > 1) {
94 : edgomez 1382 if (*inc % i == 0 && *base % i == 0) {
95 :     *inc /= i;
96 :     *base /= i;
97 :     i = *inc;
98 : Isibaar 3 continue;
99 :     }
100 :     i--;
101 :     }
102 :    
103 : edgomez 1501 if (*base > 65535 || *inc > 65535) {
104 :     int *biggest;
105 :     int *other;
106 :    
107 :     if (*base > *inc) {
108 :     biggest = base;
109 :     other = inc;
110 :     } else {
111 :     biggest = inc;
112 :     other = base;
113 :     }
114 :    
115 :     float div = ((float)*biggest)/((float)65535);
116 :     *biggest = (int)(((float)*biggest)/div);
117 :     *other = (int)(((float)*other)/div);
118 : Isibaar 3 }
119 : edgomez 1382 }
120 : Isibaar 3
121 : edgomez 192
122 : edgomez 1382 int
123 :     enc_create(xvid_enc_create_t * create)
124 :     {
125 :     Encoder *pEnc;
126 :     int n;
127 : Isibaar 3
128 : edgomez 1382 if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */
129 :     return XVID_ERR_VERSION;
130 : Isibaar 3
131 : edgomez 1382 if (create->width%2 || create->height%2)
132 :     return XVID_ERR_FAIL;
133 : h 121
134 : syskin 1391 if (create->width<=0 || create->height<=0)
135 :     return XVID_ERR_FAIL;
136 :    
137 : edgomez 1382 /* allocate encoder struct */
138 : h 121
139 : edgomez 192 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
140 :     if (pEnc == NULL)
141 : Isibaar 3 return XVID_ERR_MEMORY;
142 : edgomez 198 memset(pEnc, 0, sizeof(Encoder));
143 :    
144 : edgomez 1382 pEnc->mbParam.profile = create->profile;
145 : Isibaar 3
146 : edgomez 1382 /* global flags */
147 :     pEnc->mbParam.global_flags = create->global;
148 : Isibaar 3
149 : edgomez 1382 /* width, height */
150 :     pEnc->mbParam.width = create->width;
151 :     pEnc->mbParam.height = create->height;
152 : Isibaar 3 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
153 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
154 : edgomez 195 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
155 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
156 : Isibaar 3
157 : edgomez 1382 /* framerate */
158 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
159 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
160 :     if (pEnc->mbParam.fincr>0)
161 :     simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
162 : suxen_drol 152
163 : edgomez 1382 /* zones */
164 :     if(create->num_zones > 0) {
165 :     pEnc->num_zones = create->num_zones;
166 :     pEnc->zones = xvid_malloc(sizeof(xvid_enc_zone_t) * pEnc->num_zones, CACHE_LINE);
167 :     if (pEnc->zones == NULL)
168 :     goto xvid_err_memory0;
169 :     memcpy(pEnc->zones, create->zones, sizeof(xvid_enc_zone_t) * pEnc->num_zones);
170 :     } else {
171 :     pEnc->num_zones = 0;
172 :     pEnc->zones = NULL;
173 :     }
174 : Isibaar 208
175 : edgomez 1382 /* plugins */
176 :     if(create->num_plugins > 0) {
177 :     pEnc->num_plugins = create->num_plugins;
178 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
179 :     if (pEnc->plugins == NULL)
180 :     goto xvid_err_memory0;
181 :     } else {
182 :     pEnc->num_plugins = 0;
183 :     pEnc->plugins = NULL;
184 :     }
185 : Isibaar 3
186 : edgomez 1382 for (n=0; n<pEnc->num_plugins;n++) {
187 :     xvid_plg_create_t pcreate;
188 :     xvid_plg_info_t pinfo;
189 : Isibaar 3
190 : edgomez 1382 memset(&pinfo, 0, sizeof(xvid_plg_info_t));
191 :     pinfo.version = XVID_VERSION;
192 :     if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
193 :     pEnc->mbParam.plugin_flags |= pinfo.flags;
194 :     }
195 : Isibaar 3
196 : edgomez 1382 memset(&pcreate, 0, sizeof(xvid_plg_create_t));
197 :     pcreate.version = XVID_VERSION;
198 :     pcreate.num_zones = pEnc->num_zones;
199 :     pcreate.zones = pEnc->zones;
200 :     pcreate.width = pEnc->mbParam.width;
201 :     pcreate.height = pEnc->mbParam.height;
202 :     pcreate.mb_width = pEnc->mbParam.mb_width;
203 :     pcreate.mb_height = pEnc->mbParam.mb_height;
204 :     pcreate.fincr = pEnc->mbParam.fincr;
205 :     pcreate.fbase = pEnc->mbParam.fbase;
206 :     pcreate.param = create->plugins[n].param;
207 : Isibaar 3
208 : edgomez 1382 pEnc->plugins[n].func = NULL; /* disable plugins that fail */
209 :     if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
210 :     pEnc->plugins[n].func = create->plugins[n].func;
211 :     }
212 :     }
213 : Isibaar 3
214 : edgomez 1382 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
215 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
216 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
217 :     }
218 :    
219 :     /* temp dquants */
220 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
221 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
222 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
223 :     if (pEnc->temp_dquants==NULL)
224 :     goto xvid_err_memory1a;
225 :     }
226 :    
227 :     /* bframes */
228 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
229 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
230 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
231 :    
232 :     /* min/max quant */
233 :     for (n=0; n<3; n++) {
234 :     pEnc->mbParam.min_quant[n] = create->min_quant[n] > 0 ? create->min_quant[n] : 2;
235 :     pEnc->mbParam.max_quant[n] = create->max_quant[n] > 0 ? create->max_quant[n] : 31;
236 :     }
237 :    
238 :     /* frame drop ratio */
239 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
240 :    
241 :     /* max keyframe interval */
242 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ? (10 * (int)pEnc->mbParam.fbase) / (int)pEnc->mbParam.fincr : create->max_key_interval;
243 :    
244 :     /* allocate working frame-image memory */
245 :    
246 : edgomez 192 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
247 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
248 : Isibaar 3
249 : edgomez 195 if (pEnc->current == NULL || pEnc->reference == NULL)
250 : edgomez 192 goto xvid_err_memory1;
251 :    
252 : edgomez 1382 /* allocate macroblock memory */
253 : Isibaar 3
254 : edgomez 195 pEnc->current->mbs =
255 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
256 :     pEnc->mbParam.mb_height, CACHE_LINE);
257 :     pEnc->reference->mbs =
258 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
259 :     pEnc->mbParam.mb_height, CACHE_LINE);
260 : suxen_drol 136
261 : edgomez 192 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
262 :     goto xvid_err_memory2;
263 : suxen_drol 136
264 : edgomez 1382 /* allocate quant matrix memory */
265 : suxen_drol 136
266 : edgomez 1382 pEnc->mbParam.mpeg_quant_matrices =
267 :     xvid_malloc(sizeof(uint16_t) * 64 * 8, CACHE_LINE);
268 :    
269 :     if (pEnc->mbParam.mpeg_quant_matrices == NULL)
270 :     goto xvid_err_memory2a;
271 :    
272 :     /* allocate interpolation image memory */
273 :    
274 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
275 : edgomez 851 image_null(&pEnc->sOriginal);
276 : edgomez 1382 image_null(&pEnc->sOriginal2);
277 :     }
278 : edgomez 851
279 :     image_null(&pEnc->f_refh);
280 :     image_null(&pEnc->f_refv);
281 :     image_null(&pEnc->f_refhv);
282 :    
283 : suxen_drol 136 image_null(&pEnc->current->image);
284 :     image_null(&pEnc->reference->image);
285 :     image_null(&pEnc->vInterH);
286 :     image_null(&pEnc->vInterV);
287 :     image_null(&pEnc->vInterHV);
288 : edgomez 192
289 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
290 :     if (image_create
291 : edgomez 851 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
292 :     pEnc->mbParam.edged_height) < 0)
293 :     goto xvid_err_memory3;
294 : edgomez 1382
295 :     if (image_create
296 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
297 :     pEnc->mbParam.edged_height) < 0)
298 :     goto xvid_err_memory3;
299 : edgomez 851 }
300 :    
301 : edgomez 195 if (image_create
302 : edgomez 851 (&pEnc->f_refh, pEnc->mbParam.edged_width,
303 : edgomez 195 pEnc->mbParam.edged_height) < 0)
304 : edgomez 192 goto xvid_err_memory3;
305 : edgomez 195 if (image_create
306 : edgomez 851 (&pEnc->f_refv, pEnc->mbParam.edged_width,
307 :     pEnc->mbParam.edged_height) < 0)
308 :     goto xvid_err_memory3;
309 :     if (image_create
310 :     (&pEnc->f_refhv, pEnc->mbParam.edged_width,
311 :     pEnc->mbParam.edged_height) < 0)
312 :     goto xvid_err_memory3;
313 :    
314 :     if (image_create
315 : edgomez 195 (&pEnc->current->image, pEnc->mbParam.edged_width,
316 :     pEnc->mbParam.edged_height) < 0)
317 : edgomez 192 goto xvid_err_memory3;
318 : edgomez 195 if (image_create
319 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
320 :     pEnc->mbParam.edged_height) < 0)
321 : edgomez 192 goto xvid_err_memory3;
322 : edgomez 195 if (image_create
323 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
324 :     pEnc->mbParam.edged_height) < 0)
325 : edgomez 192 goto xvid_err_memory3;
326 : edgomez 195 if (image_create
327 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
328 :     pEnc->mbParam.edged_height) < 0)
329 : edgomez 192 goto xvid_err_memory3;
330 : edgomez 195 if (image_create
331 :     (&pEnc->vInterHV, pEnc->mbParam.edged_width,
332 :     pEnc->mbParam.edged_height) < 0)
333 : edgomez 192 goto xvid_err_memory3;
334 : suxen_drol 136
335 : edgomez 851 /* Create full bitplane for GMC, this might be wasteful */
336 :     if (image_create
337 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
338 :     pEnc->mbParam.edged_height) < 0)
339 :     goto xvid_err_memory3;
340 :    
341 : edgomez 1382 /* init bframe image buffers */
342 : edgomez 851
343 : edgomez 1382 pEnc->bframenum_head = 0;
344 :     pEnc->bframenum_tail = 0;
345 :     pEnc->flush_bframes = 0;
346 :     pEnc->closed_bframenum = -1;
347 : edgomez 851
348 :     /* B Frames specific init */
349 :     pEnc->bframes = NULL;
350 :    
351 :     if (pEnc->mbParam.max_bframes > 0) {
352 :    
353 :     pEnc->bframes =
354 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
355 :     CACHE_LINE);
356 :    
357 :     if (pEnc->bframes == NULL)
358 :     goto xvid_err_memory3;
359 :    
360 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
361 :     pEnc->bframes[n] = NULL;
362 :    
363 :    
364 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
365 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
366 :    
367 :     if (pEnc->bframes[n] == NULL)
368 :     goto xvid_err_memory4;
369 :    
370 :     pEnc->bframes[n]->mbs =
371 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
372 :     pEnc->mbParam.mb_height, CACHE_LINE);
373 :    
374 :     if (pEnc->bframes[n]->mbs == NULL)
375 :     goto xvid_err_memory4;
376 :    
377 :     image_null(&pEnc->bframes[n]->image);
378 :    
379 :     if (image_create
380 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
381 :     pEnc->mbParam.edged_height) < 0)
382 :     goto xvid_err_memory4;
383 :    
384 :     }
385 :     }
386 :    
387 : edgomez 1382 /* init incoming frame queue */
388 :     pEnc->queue_head = 0;
389 :     pEnc->queue_tail = 0;
390 :     pEnc->queue_size = 0;
391 : edgomez 851
392 : edgomez 1382 pEnc->queue =
393 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
394 :     CACHE_LINE);
395 : edgomez 851
396 : edgomez 1382 if (pEnc->queue == NULL)
397 :     goto xvid_err_memory4;
398 : edgomez 851
399 : edgomez 1382 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
400 :     image_null(&pEnc->queue[n].image);
401 : edgomez 851
402 :    
403 : edgomez 1382 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
404 :     if (image_create
405 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
406 :     pEnc->mbParam.edged_height) < 0)
407 :     goto xvid_err_memory5;
408 : edgomez 851 }
409 :    
410 : edgomez 1382 /* timestamp stuff */
411 : edgomez 851
412 :     pEnc->mbParam.m_stamp = 0;
413 :     pEnc->m_framenum = 0;
414 :     pEnc->current->stamp = 0;
415 :     pEnc->reference->stamp = 0;
416 :    
417 : edgomez 1382 /* other stuff */
418 : Isibaar 3
419 : edgomez 1382 pEnc->iFrameNum = 0;
420 :     pEnc->fMvPrevSigma = -1;
421 : Isibaar 3
422 : edgomez 1382 create->handle = (void *) pEnc;
423 :    
424 : Isibaar 36 init_timer();
425 : edgomez 1382 init_mpeg_matrix(pEnc->mbParam.mpeg_quant_matrices);
426 : Isibaar 3
427 : edgomez 1382 return 0; /* ok */
428 : edgomez 192
429 :     /*
430 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
431 :     */
432 : suxen_drol 229
433 : edgomez 851 xvid_err_memory5:
434 :    
435 : edgomez 1382 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
436 :     image_destroy(&pEnc->queue[n].image, pEnc->mbParam.edged_width,
437 : edgomez 851 pEnc->mbParam.edged_height);
438 :     }
439 :    
440 : edgomez 1382 xvid_free(pEnc->queue);
441 :    
442 : edgomez 851 xvid_err_memory4:
443 :    
444 :     if (pEnc->mbParam.max_bframes > 0) {
445 : edgomez 1382 int i;
446 : edgomez 851
447 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
448 :    
449 :     if (pEnc->bframes[i] == NULL)
450 :     continue;
451 :    
452 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
453 :     pEnc->mbParam.edged_height);
454 :     xvid_free(pEnc->bframes[i]->mbs);
455 :     xvid_free(pEnc->bframes[i]);
456 : syskin 903 }
457 : edgomez 851
458 :     xvid_free(pEnc->bframes);
459 :     }
460 :    
461 : edgomez 195 xvid_err_memory3:
462 : edgomez 851
463 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
464 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
465 : edgomez 851 pEnc->mbParam.edged_height);
466 : edgomez 1382 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
467 :     pEnc->mbParam.edged_height);
468 : edgomez 851 }
469 :    
470 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
471 : edgomez 195 pEnc->mbParam.edged_height);
472 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
473 :     pEnc->mbParam.edged_height);
474 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
475 :     pEnc->mbParam.edged_height);
476 : edgomez 192
477 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
478 :     pEnc->mbParam.edged_height);
479 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
480 :     pEnc->mbParam.edged_height);
481 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
482 :     pEnc->mbParam.edged_height);
483 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
484 :     pEnc->mbParam.edged_height);
485 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
486 :     pEnc->mbParam.edged_height);
487 : edgomez 192
488 : edgomez 851 /* destroy GMC image */
489 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
490 :     pEnc->mbParam.edged_height);
491 :    
492 : edgomez 1382 xvid_err_memory2a:
493 :     xvid_free(pEnc->mbParam.mpeg_quant_matrices);
494 : edgomez 851
495 : edgomez 195 xvid_err_memory2:
496 : edgomez 192 xvid_free(pEnc->current->mbs);
497 :     xvid_free(pEnc->reference->mbs);
498 :    
499 : edgomez 195 xvid_err_memory1:
500 : edgomez 192 xvid_free(pEnc->current);
501 :     xvid_free(pEnc->reference);
502 : edgomez 1382
503 :     xvid_err_memory1a:
504 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
505 :     xvid_free(pEnc->temp_dquants);
506 :     }
507 :    
508 :     xvid_err_memory0:
509 :     for (n=0; n<pEnc->num_plugins;n++) {
510 :     if (pEnc->plugins[n].func) {
511 :     pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
512 :     }
513 :     }
514 :     xvid_free(pEnc->plugins);
515 :    
516 :     xvid_free(pEnc->zones);
517 :    
518 : edgomez 192 xvid_free(pEnc);
519 :    
520 : edgomez 1382 create->handle = NULL;
521 : edgomez 194
522 : edgomez 192 return XVID_ERR_MEMORY;
523 : Isibaar 3 }
524 :    
525 : edgomez 194 /*****************************************************************************
526 :     * Encoder destruction
527 :     *
528 :     * This function destroy the entire encoder structure created by a previous
529 : edgomez 1382 * successful enc_create call.
530 : edgomez 194 *
531 :     * Returned values (for now only one returned value) :
532 : edgomez 1382 * - 0 - no errors
533 : edgomez 194 *
534 :     ****************************************************************************/
535 :    
536 :     int
537 : edgomez 1382 enc_destroy(Encoder * pEnc)
538 : Isibaar 3 {
539 : edgomez 851 int i;
540 : syskin 903
541 : edgomez 851 /* B Frames specific */
542 : edgomez 1382 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
543 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
544 : edgomez 851 pEnc->mbParam.edged_height);
545 :     }
546 :    
547 : edgomez 1382 xvid_free(pEnc->queue);
548 :    
549 : edgomez 851 if (pEnc->mbParam.max_bframes > 0) {
550 :    
551 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
552 :    
553 :     if (pEnc->bframes[i] == NULL)
554 :     continue;
555 :    
556 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
557 :     pEnc->mbParam.edged_height);
558 :     xvid_free(pEnc->bframes[i]->mbs);
559 :     xvid_free(pEnc->bframes[i]);
560 :     }
561 :    
562 :     xvid_free(pEnc->bframes);
563 : syskin 903
564 : edgomez 851 }
565 :    
566 : edgomez 192 /* All images, reference, current etc ... */
567 : edgomez 851
568 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
569 :     pEnc->mbParam.edged_height);
570 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
571 :     pEnc->mbParam.edged_height);
572 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
573 :     pEnc->mbParam.edged_height);
574 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
575 :     pEnc->mbParam.edged_height);
576 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
577 :     pEnc->mbParam.edged_height);
578 : edgomez 851 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
579 : edgomez 195 pEnc->mbParam.edged_height);
580 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
581 :     pEnc->mbParam.edged_height);
582 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
583 :     pEnc->mbParam.edged_height);
584 : edgomez 1382 image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
585 :     pEnc->mbParam.edged_height);
586 : edgomez 192
587 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
588 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
589 : edgomez 851 pEnc->mbParam.edged_height);
590 : edgomez 1382 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
591 :     pEnc->mbParam.edged_height);
592 : edgomez 851 }
593 :    
594 : edgomez 192 /* Encoder structure */
595 : edgomez 851
596 : suxen_drol 136 xvid_free(pEnc->current->mbs);
597 :     xvid_free(pEnc->current);
598 :    
599 :     xvid_free(pEnc->reference->mbs);
600 :     xvid_free(pEnc->reference);
601 :    
602 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
603 :     xvid_free(pEnc->temp_dquants);
604 :     }
605 : edgomez 192
606 : Isibaar 3
607 : edgomez 1382 if (pEnc->num_plugins>0) {
608 :     xvid_plg_destroy_t pdestroy;
609 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
610 : suxen_drol 229
611 : edgomez 1382 pdestroy.version = XVID_VERSION;
612 :     pdestroy.num_frames = pEnc->m_framenum;
613 : suxen_drol 229
614 : edgomez 1382 for (i=0; i<pEnc->num_plugins;i++) {
615 :     if (pEnc->plugins[i].func) {
616 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, 0);
617 :     }
618 :     }
619 :     xvid_free(pEnc->plugins);
620 : edgomez 851 }
621 :    
622 : edgomez 1382 xvid_free(pEnc->mbParam.mpeg_quant_matrices);
623 : edgomez 851
624 : edgomez 1382 if (pEnc->num_plugins>0)
625 :     xvid_free(pEnc->zones);
626 : edgomez 851
627 : edgomez 1382 xvid_free(pEnc);
628 : edgomez 851
629 : edgomez 1382 return 0; /* ok */
630 : edgomez 851 }
631 :    
632 :    
633 : edgomez 1382 /*
634 :     call the plugins
635 :     */
636 : edgomez 851
637 : edgomez 1382 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
638 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
639 :     {
640 :     unsigned int i, j;
641 :     xvid_plg_data_t data;
642 : edgomez 851
643 : edgomez 1382 /* set data struct */
644 : edgomez 851
645 : edgomez 1382 memset(&data, 0, sizeof(xvid_plg_data_t));
646 :     data.version = XVID_VERSION;
647 : edgomez 851
648 : edgomez 1382 /* find zone */
649 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
650 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
651 : edgomez 851
652 : edgomez 1382 data.width = pEnc->mbParam.width;
653 :     data.height = pEnc->mbParam.height;
654 :     data.mb_width = pEnc->mbParam.mb_width;
655 :     data.mb_height = pEnc->mbParam.mb_height;
656 :     data.fincr = frame->fincr;
657 :     data.fbase = pEnc->mbParam.fbase;
658 :     data.bquant_ratio = pEnc->mbParam.bquant_ratio;
659 :     data.bquant_offset = pEnc->mbParam.bquant_offset;
660 : edgomez 851
661 : edgomez 1382 for (i=0; i<3; i++) {
662 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
663 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
664 :     }
665 : edgomez 851
666 : edgomez 1382 data.reference.csp = XVID_CSP_PLANAR;
667 :     data.reference.plane[0] = pEnc->reference->image.y;
668 :     data.reference.plane[1] = pEnc->reference->image.u;
669 :     data.reference.plane[2] = pEnc->reference->image.v;
670 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
671 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
672 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
673 : edgomez 851
674 : edgomez 1382 data.current.csp = XVID_CSP_PLANAR;
675 :     data.current.plane[0] = frame->image.y;
676 :     data.current.plane[1] = frame->image.u;
677 :     data.current.plane[2] = frame->image.v;
678 :     data.current.stride[0] = pEnc->mbParam.edged_width;
679 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
680 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
681 : edgomez 851
682 : edgomez 1382 data.frame_num = frame->frame_num;
683 : edgomez 851
684 : edgomez 1382 if (opt == XVID_PLG_BEFORE) {
685 :     data.type = *type;
686 :     data.quant = *quant;
687 : edgomez 851
688 : edgomez 1382 data.vol_flags = frame->vol_flags;
689 :     data.vop_flags = frame->vop_flags;
690 :     data.motion_flags = frame->motion_flags;
691 : edgomez 851
692 : edgomez 1382 } else if (opt == XVID_PLG_FRAME) {
693 :     data.type = coding2type(frame->coding_type);
694 :     data.quant = frame->quant;
695 : edgomez 851
696 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
697 :     data.dquant = pEnc->temp_dquants;
698 :     data.dquant_stride = pEnc->mbParam.mb_width;
699 :     memset(data.dquant, 0, data.mb_width*data.mb_height);
700 :     }
701 :    
702 :     } else { /* XVID_PLG_AFTER */
703 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
704 :     data.original.csp = XVID_CSP_PLANAR;
705 :     data.original.plane[0] = original->y;
706 :     data.original.plane[1] = original->u;
707 :     data.original.plane[2] = original->v;
708 :     data.original.stride[0] = pEnc->mbParam.edged_width;
709 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
710 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
711 :     }
712 : edgomez 851
713 : edgomez 1382 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
714 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
715 : edgomez 851
716 : edgomez 1382 data.sse_y =
717 :     plane_sse( original->y, frame->image.y,
718 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
719 :     pEnc->mbParam.height);
720 : edgomez 851
721 : edgomez 1382 data.sse_u =
722 :     plane_sse( original->u, frame->image.u,
723 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
724 :     pEnc->mbParam.height/2);
725 : edgomez 851
726 : edgomez 1382 data.sse_v =
727 :     plane_sse( original->v, frame->image.v,
728 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
729 :     pEnc->mbParam.height/2);
730 :     }
731 : edgomez 851
732 : edgomez 1382 data.type = coding2type(frame->coding_type);
733 :     data.quant = frame->quant;
734 : edgomez 851
735 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
736 :     data.dquant = pEnc->temp_dquants;
737 :     data.dquant_stride = pEnc->mbParam.mb_width;
738 : edgomez 851
739 : edgomez 1382 for (j=0; j<pEnc->mbParam.mb_height; j++)
740 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
741 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
742 :     }
743 :     }
744 : edgomez 851
745 : edgomez 1382 data.vol_flags = frame->vol_flags;
746 :     data.vop_flags = frame->vop_flags;
747 :     data.motion_flags = frame->motion_flags;
748 : edgomez 851
749 : edgomez 1382 data.length = frame->length;
750 :     data.kblks = frame->sStat.kblks;
751 :     data.mblks = frame->sStat.mblks;
752 :     data.ublks = frame->sStat.ublks;
753 : edgomez 851
754 : edgomez 1382 /* New code */
755 :     data.stats.type = coding2type(frame->coding_type);
756 :     data.stats.quant = frame->quant;
757 :     data.stats.vol_flags = frame->vol_flags;
758 :     data.stats.vop_flags = frame->vop_flags;
759 :     data.stats.length = frame->length;
760 :     data.stats.hlength = frame->length - (frame->sStat.iTextBits / 8);
761 :     data.stats.kblks = frame->sStat.kblks;
762 :     data.stats.mblks = frame->sStat.mblks;
763 :     data.stats.ublks = frame->sStat.ublks;
764 :     data.stats.sse_y = data.sse_y;
765 :     data.stats.sse_u = data.sse_u;
766 :     data.stats.sse_v = data.sse_v;
767 : edgomez 851
768 : edgomez 1382 if (stats)
769 :     *stats = data.stats;
770 :     }
771 : edgomez 851
772 : edgomez 1382 /* call plugins */
773 :     for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
774 :     emms();
775 :     if (pEnc->plugins[i].func) {
776 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
777 :     continue;
778 : edgomez 851 }
779 :     }
780 : edgomez 1382 }
781 :     emms();
782 : edgomez 851
783 : edgomez 1382 /* copy modified values back into frame*/
784 :     if (opt == XVID_PLG_BEFORE) {
785 :     *type = data.type;
786 :     *quant = data.quant > 0 ? data.quant : 2; /* default */
787 :    
788 :     frame->vol_flags = data.vol_flags;
789 :     frame->vop_flags = data.vop_flags;
790 :     frame->motion_flags = data.motion_flags;
791 : syskin 903
792 : edgomez 1382 } else if (opt == XVID_PLG_FRAME) {
793 : edgomez 851
794 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
795 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
796 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
797 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
798 :     }
799 :     } else {
800 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
801 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
802 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
803 :     }
804 :     }
805 :     frame->mbs[0].quant = data.quant; /* FRAME will not affect the quant in stats */
806 :     }
807 : edgomez 851
808 :    
809 : edgomez 1382 }
810 : edgomez 851
811 : Isibaar 967
812 : edgomez 1382 static __inline void inc_frame_num(Encoder * pEnc)
813 :     {
814 :     pEnc->current->frame_num = pEnc->m_framenum;
815 :     pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
816 : Isibaar 967
817 : edgomez 1382 pEnc->mbParam.m_stamp += pEnc->current->fincr;
818 :     pEnc->m_framenum++; /* debug ticker */
819 :     }
820 : edgomez 851
821 : edgomez 1382 static __inline void dec_frame_num(Encoder * pEnc)
822 :     {
823 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
824 :     pEnc->m_framenum--; /* debug ticker */
825 :     }
826 : edgomez 851
827 : edgomez 1382 static __inline void
828 :     MBSetDquant(MACROBLOCK * pMB, int x, int y, MBParam * mbParam)
829 :     {
830 :     if (pMB->cbp == 0) {
831 :     /* we want to code dquant but the quantizer value will not be used yet
832 :     let's find out if we can postpone dquant to next MB
833 :     */
834 :     if (x == mbParam->mb_width-1 && y == mbParam->mb_height-1) {
835 :     pMB->dquant = 0; /* it's the last MB of all, the easiest case */
836 :     return;
837 :     } else {
838 :     MACROBLOCK * next = pMB + 1;
839 :     const MACROBLOCK * prev = pMB - 1;
840 :     if (next->mode != MODE_INTER4V && next->mode != MODE_NOT_CODED)
841 :     /* mode allows dquant change in the future */
842 :     if (abs(next->quant - prev->quant) <= 2) {
843 :     /* quant change is not out of range */
844 :     pMB->quant = prev->quant;
845 :     pMB->dquant = 0;
846 :     next->dquant = next->quant - prev->quant;
847 :     return;
848 :     }
849 :     }
850 : edgomez 851 }
851 : edgomez 1382 /* couldn't skip this dquant */
852 :     pMB->mode = MODE_INTER_Q;
853 :     }
854 :    
855 : edgomez 851
856 :    
857 : edgomez 1382 static __inline void
858 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
859 :     {
860 : edgomez 851
861 : edgomez 1382 pCur->ticks = (int32_t)pCur->stamp % time_base;
862 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
863 : syskin 903
864 : edgomez 1382 #if 0 /* HEAVY DEBUG OUTPUT */
865 :     fprintf(stderr,"WriteVop: %d - %d \n",
866 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
867 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
868 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
869 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
870 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
871 :     #endif
872 :     }
873 : edgomez 851
874 : edgomez 1382 static int
875 :     gcd(int a, int b)
876 :     {
877 :     int r ;
878 : edgomez 851
879 : edgomez 1382 if (b > a) {
880 :     r = a;
881 :     a = b;
882 :     b = r;
883 :     }
884 : edgomez 851
885 : edgomez 1382 while ((r = a % b)) {
886 :     a = b;
887 :     b = r;
888 :     }
889 :     return b;
890 :     }
891 : edgomez 851
892 : edgomez 1382 static void
893 :     simplify_par(int *par_width, int *par_height)
894 :     {
895 : edgomez 851
896 : edgomez 1382 int _par_width = (!*par_width) ? 1 : (*par_width<0) ? -*par_width: *par_width;
897 :     int _par_height = (!*par_height) ? 1 : (*par_height<0) ? -*par_height: *par_height;
898 :     int divisor = gcd(_par_width, _par_height);
899 : Isibaar 967
900 : edgomez 1382 _par_width /= divisor;
901 :     _par_height /= divisor;
902 : Isibaar 967
903 : edgomez 1382 /* 2^8 precision maximum */
904 :     if (_par_width>255 || _par_height>255) {
905 :     float div;
906 :     emms();
907 :     if (_par_width>_par_height)
908 :     div = (float)_par_width/255;
909 :     else
910 :     div = (float)_par_height/255;
911 : edgomez 851
912 : edgomez 1382 _par_width = (int)((float)_par_width/div);
913 :     _par_height = (int)((float)_par_height/div);
914 : edgomez 851 }
915 :    
916 : edgomez 1382 *par_width = _par_width;
917 :     *par_height = _par_height;
918 : edgomez 851
919 : edgomez 1382 return;
920 :     }
921 : edgomez 851
922 :    
923 : edgomez 1382 /*****************************************************************************
924 :     * IPB frame encoder entry point
925 :     *
926 :     * Returned values :
927 :     * - >0 - output bytes
928 :     * - 0 - no output
929 :     * - XVID_ERR_VERSION - wrong version passed to core
930 :     * - XVID_ERR_END - End of stream reached before end of coding
931 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
932 :     * format
933 :     ****************************************************************************/
934 : edgomez 851
935 :    
936 : edgomez 1382 int
937 :     enc_encode(Encoder * pEnc,
938 :     xvid_enc_frame_t * xFrame,
939 :     xvid_enc_stats_t * stats)
940 :     {
941 :     xvid_enc_frame_t * frame;
942 :     int type;
943 :     Bitstream bs;
944 : edgomez 851
945 : edgomez 1382 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
946 :     return XVID_ERR_VERSION;
947 : edgomez 851
948 : edgomez 1382 xFrame->out_flags = 0;
949 : edgomez 851
950 : edgomez 1382 start_global_timer();
951 :     BitstreamInit(&bs, xFrame->bitstream, 0);
952 :    
953 :    
954 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
955 :     * enqueue image to the encoding-queue
956 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
957 :    
958 :     if (xFrame->input.csp != XVID_CSP_NULL)
959 :     {
960 :     QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
961 :    
962 : edgomez 851 start_timer();
963 :     if (image_input
964 : edgomez 1382 (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
965 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
966 :     xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
967 : edgomez 851 {
968 :     emms();
969 :     return XVID_ERR_FORMAT;
970 :     }
971 :     stop_conv_timer();
972 :    
973 : edgomez 1382 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
974 :     image_chroma_optimize(&q->image,
975 : edgomez 853 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
976 :     }
977 :    
978 : edgomez 1382 q->frame = *xFrame;
979 :    
980 :     if (xFrame->quant_intra_matrix)
981 : edgomez 851 {
982 : edgomez 1382 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
983 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
984 : edgomez 851 }
985 :    
986 : edgomez 1382 if (xFrame->quant_inter_matrix)
987 :     {
988 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
989 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
990 :     }
991 : edgomez 851
992 : edgomez 1382 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
993 :     pEnc->queue_size++;
994 :     }
995 : edgomez 851
996 :    
997 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
998 :     * bframe flush code
999 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1000 : edgomez 851
1001 : edgomez 1382 repeat:
1002 : edgomez 851
1003 : edgomez 1382 if (pEnc->flush_bframes)
1004 :     {
1005 :     if (pEnc->bframenum_head < pEnc->bframenum_tail) {
1006 : edgomez 851
1007 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1008 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1009 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1010 : edgomez 851
1011 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1012 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
1013 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1014 : edgomez 851 }
1015 :    
1016 : edgomez 1382 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
1017 :     call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
1018 :     pEnc->bframenum_head++;
1019 : edgomez 851
1020 : edgomez 1382 goto done;
1021 : edgomez 851 }
1022 :    
1023 : edgomez 1382 /* write an empty marker to the bitstream.
1024 : edgomez 851
1025 : edgomez 1382 for divx5 decoder compatibility, this marker must consist
1026 :     of a not-coded p-vop, with a time_base of zero, and time_increment
1027 :     indentical to the future-referece frame.
1028 :     */
1029 : edgomez 851
1030 : edgomez 1382 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
1031 :     int tmp;
1032 :     int bits;
1033 : edgomez 851
1034 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1035 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1036 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1037 : edgomez 851
1038 : edgomez 1382 bits = BitstreamPos(&bs);
1039 : edgomez 851
1040 : edgomez 1382 tmp = pEnc->current->seconds;
1041 :     pEnc->current->seconds = 0; /* force time_base = 0 */
1042 : edgomez 851
1043 : edgomez 1382 BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0, pEnc->current->quant);
1044 :     BitstreamPad(&bs);
1045 :     pEnc->current->seconds = tmp;
1046 : edgomez 851
1047 : edgomez 1382 /* add the not-coded length to the reference frame size */
1048 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
1049 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1050 : edgomez 851
1051 : edgomez 1382 /* flush complete: reset counters */
1052 :     pEnc->flush_bframes = 0;
1053 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1054 :     goto done;
1055 : edgomez 851
1056 :     }
1057 :    
1058 : edgomez 1382 /* flush complete: reset counters */
1059 :     pEnc->flush_bframes = 0;
1060 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1061 :     }
1062 : edgomez 851
1063 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1064 : edgomez 1382 * dequeue frame from the encoding queue
1065 : edgomez 851 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1066 :    
1067 : edgomez 1382 if (pEnc->queue_size == 0) /* empty */
1068 :     {
1069 :     if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
1070 :     {
1071 : edgomez 851
1072 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1073 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1074 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1075 : edgomez 851
1076 : edgomez 1382 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1077 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1078 :     }
1079 : edgomez 851
1080 : edgomez 1382 /* if the very last frame is to be b-vop, we must change it to a p-vop */
1081 :     if (pEnc->bframenum_tail > 0) {
1082 : edgomez 851
1083 : edgomez 1382 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1084 :     pEnc->bframenum_tail--;
1085 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1086 : edgomez 851
1087 : edgomez 1382 /* convert B-VOP to P-VOP */
1088 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1089 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1090 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1091 :    
1092 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1093 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1094 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1095 : edgomez 851 }
1096 :    
1097 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1098 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1099 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1100 : syskin 1391 pEnc->mbParam.frame_drop_ratio = -1; /* it must be a coded vop */
1101 : edgomez 851
1102 : syskin 1403 FrameCodeP(pEnc, &bs);
1103 : edgomez 851
1104 :    
1105 : edgomez 1382 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1106 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1107 :     }else{
1108 :     pEnc->flush_bframes = 1;
1109 :     goto done;
1110 :     }
1111 :     }
1112 :     DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1113 : edgomez 851
1114 : edgomez 1382 emms();
1115 :     return XVID_ERR_END; /* end of stream reached */
1116 : edgomez 851 }
1117 : edgomez 1382 goto done; /* nothing to encode yet; encoder lag */
1118 :     }
1119 : edgomez 851
1120 : edgomez 1382 /* the current FRAME becomes the reference */
1121 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1122 : edgomez 851
1123 : edgomez 1382 /* remove frame from encoding-queue (head), and move it into the current */
1124 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1125 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1126 :     pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1127 :     pEnc->queue_size--;
1128 : edgomez 851
1129 :    
1130 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1131 :     * init pEnc->current fields
1132 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1133 : edgomez 851
1134 : edgomez 1382 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1135 :     inc_frame_num(pEnc);
1136 :     pEnc->current->vol_flags = frame->vol_flags;
1137 :     pEnc->current->vop_flags = frame->vop_flags;
1138 :     pEnc->current->motion_flags = frame->motion;
1139 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1140 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1141 : edgomez 851
1142 :    
1143 : edgomez 1382 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1144 :     image_chroma_optimize(&pEnc->current->image,
1145 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1146 :     }
1147 : edgomez 851
1148 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1149 :     * frame type & quant selection
1150 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1151 : edgomez 851
1152 : edgomez 1382 type = frame->type;
1153 :     pEnc->current->quant = frame->quant;
1154 : edgomez 851
1155 : edgomez 1382 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1156 : edgomez 851
1157 : edgomez 1382 if (type > 0){ /* XVID_TYPE_?VOP */
1158 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1159 :     } else{ /* XVID_TYPE_AUTO */
1160 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1161 :     pEnc->iFrameNum = 0;
1162 :     type = I_VOP;
1163 :     }else{
1164 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1165 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1166 :     pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold,
1167 :     (pEnc->bframes) ? pEnc->bframes[pEnc->bframenum_head]->mbs: NULL);
1168 : edgomez 851 }
1169 : edgomez 1382 }
1170 : edgomez 851
1171 : edgomez 1382 if (type != I_VOP)
1172 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags; /* don't allow VOL changes here */
1173 : edgomez 851
1174 : edgomez 1382 /* bframes buffer overflow check */
1175 :     if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1176 :     type = P_VOP;
1177 :     }
1178 : edgomez 851
1179 : edgomez 1382 pEnc->iFrameNum++;
1180 : edgomez 851
1181 : edgomez 1382 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1182 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1183 :     "%d st:%lld if:%d", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1184 :     }
1185 : edgomez 851
1186 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1187 :     * encode this frame as a b-vop
1188 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1189 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1190 :     if (type == B_VOP) {
1191 :     if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1192 : edgomez 851 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1193 :     }
1194 :    
1195 : edgomez 1382 if (frame->quant < 1) {
1196 : syskin 903 pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1197 : edgomez 851 pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1198 :    
1199 :     } else {
1200 : edgomez 1382 pEnc->current->quant = frame->quant;
1201 : edgomez 851 }
1202 :    
1203 :     if (pEnc->current->quant < 1)
1204 :     pEnc->current->quant = 1;
1205 :     else if (pEnc->current->quant > 31)
1206 : syskin 903 pEnc->current->quant = 31;
1207 :    
1208 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1209 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
1210 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1211 :    
1212 :     /* store frame into bframe buffer & swap ref back to current */
1213 : edgomez 1382 SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1214 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1215 : edgomez 851
1216 :     pEnc->bframenum_tail++;
1217 :    
1218 : edgomez 1382 goto repeat;
1219 : edgomez 851 }
1220 :    
1221 :    
1222 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1223 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1224 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1225 : edgomez 851
1226 : edgomez 1382 /* for unpacked bframes, output the stats for the last encoded frame */
1227 :     if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1228 :     {
1229 :     if (pEnc->current->stamp > 0) {
1230 :     call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1231 : edgomez 851 }
1232 : edgomez 1382 else
1233 :     stats->type = XVID_TYPE_NOTHING;
1234 : edgomez 851 }
1235 :    
1236 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1237 :     * closed-gop
1238 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1239 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1240 : edgomez 851
1241 : edgomez 1382 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1242 : edgomez 851
1243 : edgomez 1382 /* place this frame back on the encoding-queue (head) */
1244 :     /* we will deal with it next time */
1245 :     dec_frame_num(pEnc);
1246 :     pEnc->iFrameNum--;
1247 : edgomez 851
1248 : edgomez 1382 pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1249 :     pEnc->queue_size++;
1250 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1251 : edgomez 851
1252 : edgomez 1382 /* grab the last frame from the bframe-queue */
1253 : edgomez 851
1254 : edgomez 1382 pEnc->bframenum_tail--;
1255 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1256 : edgomez 851
1257 : edgomez 1382 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1258 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1259 :     }
1260 : suxen_drol 229
1261 : edgomez 1382 /* convert B-VOP quant to P-VOP */
1262 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1263 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1264 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1265 :     type = P_VOP;
1266 : edgomez 851 }
1267 :    
1268 : Isibaar 3
1269 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1270 :     * encode this frame as an i-vop
1271 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1272 : edgomez 853
1273 : edgomez 1382 if (type == I_VOP) {
1274 : Isibaar 113
1275 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1276 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1277 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1278 : suxen_drol 136
1279 : edgomez 1382 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1280 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1281 :     }
1282 : Isibaar 3
1283 : edgomez 1382 pEnc->iFrameNum = 1;
1284 : Isibaar 3
1285 : edgomez 1382 /* ---- update vol flags at IVOP ----------- */
1286 :     pEnc->mbParam.vol_flags = pEnc->current->vol_flags;
1287 : edgomez 851
1288 : edgomez 1382 /* Aspect ratio */
1289 :     switch(frame->par) {
1290 :     case XVID_PAR_11_VGA:
1291 :     case XVID_PAR_43_PAL:
1292 :     case XVID_PAR_43_NTSC:
1293 :     case XVID_PAR_169_PAL:
1294 :     case XVID_PAR_169_NTSC:
1295 :     case XVID_PAR_EXT:
1296 :     pEnc->mbParam.par = frame->par;
1297 :     break;
1298 :     default:
1299 :     pEnc->mbParam.par = XVID_PAR_11_VGA;
1300 :     break;
1301 :     }
1302 : edgomez 195
1303 : edgomez 1382 /* For extended PAR only, we try to sanityse/simplify par values */
1304 :     if (pEnc->mbParam.par == XVID_PAR_EXT) {
1305 :     pEnc->mbParam.par_width = frame->par_width;
1306 :     pEnc->mbParam.par_height = frame->par_height;
1307 :     simplify_par(&pEnc->mbParam.par_width, &pEnc->mbParam.par_height);
1308 :     }
1309 : edgomez 194
1310 : edgomez 1382 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1311 :     if (frame->quant_intra_matrix != NULL)
1312 :     set_intra_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_intra_matrix);
1313 :     if (frame->quant_inter_matrix != NULL)
1314 :     set_inter_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_inter_matrix);
1315 :     }
1316 : edgomez 194
1317 : edgomez 1382 /* prevent vol/vop misuse */
1318 : edgomez 194
1319 : edgomez 1382 if (!(pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1320 :     pEnc->current->vop_flags &= ~XVID_VOP_REDUCED;
1321 : edgomez 194
1322 : edgomez 1382 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1323 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1324 : edgomez 195
1325 : edgomez 1382 /* ^^^------------------------ */
1326 : edgomez 195
1327 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1328 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1329 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1330 : edgomez 194 }
1331 :    
1332 : edgomez 1382 FrameCodeI(pEnc, &bs);
1333 :     xFrame->out_flags |= XVID_KEYFRAME;
1334 : Isibaar 3
1335 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1336 :     * encode this frame as an p-vop
1337 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1338 : Isibaar 3
1339 : edgomez 1382 } else { /* (type == P_VOP || type == S_VOP) */
1340 : edgomez 78
1341 : edgomez 1382 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1342 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1343 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1344 : edgomez 195
1345 : edgomez 1382 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1346 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1347 : Isibaar 20 }
1348 : Isibaar 3
1349 : edgomez 1382 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1350 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1351 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1352 : edgomez 194 }
1353 :    
1354 : syskin 1403 if ( FrameCodeP(pEnc, &bs) == 0 ) {
1355 : syskin 1391 /* N-VOP, we mustn't code b-frames yet */
1356 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1357 :     goto done;
1358 :     }
1359 : edgomez 13 }
1360 : Isibaar 3
1361 : edgomez 867
1362 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1363 :     * on next enc_encode call we must flush bframes
1364 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1365 : h 29
1366 : edgomez 1382 /*done_flush:*/
1367 : edgomez 195
1368 : edgomez 1382 pEnc->flush_bframes = 1;
1369 : Isibaar 41
1370 : edgomez 1382 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1371 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1372 :     goto repeat;
1373 : Isibaar 3 }
1374 : syskin 903
1375 : edgomez 1382 /* packed or no-bframes or no-bframes-queued: output stats */
1376 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1377 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1378 : edgomez 851 }
1379 : Isibaar 113
1380 : edgomez 1382 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1381 :     * done; return number of bytes consumed
1382 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1383 : edgomez 195
1384 : edgomez 1382 done:
1385 :    
1386 : Isibaar 3 stop_global_timer();
1387 :     write_timer();
1388 :    
1389 : edgomez 1382 emms();
1390 :     return BitstreamLength(&bs);
1391 : Isibaar 3 }
1392 :    
1393 :    
1394 : edgomez 1382 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1395 :     {
1396 :     unsigned int i;
1397 :     MACROBLOCK * pMB = frame->mbs;
1398 :     int quant = frame->mbs[0].quant; /* set by XVID_PLG_FRAME */
1399 :     if (quant > 31)
1400 :     frame->quant = quant = 31;
1401 :     else if (quant < 1)
1402 :     frame->quant = quant = 1;
1403 :    
1404 :     for (i = 0; i < pParam->mb_height * pParam->mb_width; i++) {
1405 :     quant += pMB->dquant;
1406 :     if (quant > 31)
1407 :     quant = 31;
1408 :     else if (quant < 1)
1409 :     quant = 1;
1410 :     pMB->quant = quant;
1411 :     pMB++;
1412 :     }
1413 :     }
1414 :    
1415 :    
1416 : edgomez 195 static __inline void
1417 :     CodeIntraMB(Encoder * pEnc,
1418 :     MACROBLOCK * pMB)
1419 :     {
1420 : Isibaar 3
1421 :     pMB->mode = MODE_INTRA;
1422 :    
1423 : suxen_drol 136 /* zero mv statistics */
1424 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1425 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1426 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1427 :     pMB->sad16 = 0;
1428 :    
1429 : edgomez 1382 if (pMB->dquant != 0) {
1430 :     pMB->mode = MODE_INTRA_Q;
1431 : Isibaar 3 }
1432 :     }
1433 :    
1434 :    
1435 : h 101
1436 : edgomez 195 static int
1437 :     FrameCodeI(Encoder * pEnc,
1438 : edgomez 1382 Bitstream * bs)
1439 : h 104 {
1440 : edgomez 1382 int bits = BitstreamPos(bs);
1441 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1442 :     int mb_height = pEnc->mbParam.mb_height;
1443 : h 104
1444 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1445 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1446 : h 104
1447 :     uint16_t x, y;
1448 :    
1449 : edgomez 1382 if ((pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1450 : edgomez 851 {
1451 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1452 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1453 :    
1454 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1455 :     /* XXX: setedges is overkill */
1456 :     start_timer();
1457 : syskin 903 image_setedges(&pEnc->current->image,
1458 : edgomez 851 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1459 : edgomez 1382 pEnc->mbParam.width, pEnc->mbParam.height, 0);
1460 : edgomez 851 stop_edges_timer();
1461 :     }
1462 : edgomez 1382
1463 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1;
1464 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1465 :     pEnc->current->coding_type = I_VOP;
1466 : h 104
1467 : edgomez 1382 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1468 :    
1469 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1470 :    
1471 : suxen_drol 136 BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1472 : edgomez 403
1473 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1474 :    
1475 : edgomez 1098 BitstreamPad(bs);
1476 : h 104
1477 : edgomez 1382 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1, pEnc->current->mbs[0].quant);
1478 : h 104
1479 : edgomez 851 pEnc->current->sStat.iTextBits = 0;
1480 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1481 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1482 : h 104
1483 : edgomez 851 for (y = 0; y < mb_height; y++)
1484 :     for (x = 0; x < mb_width; x++) {
1485 : edgomez 195 MACROBLOCK *pMB =
1486 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1487 : h 104
1488 :     CodeIntraMB(pEnc, pMB);
1489 :    
1490 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1491 :     dct_codes, qcoeff);
1492 : h 104
1493 :     start_timer();
1494 : suxen_drol 136 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1495 : h 104 stop_prediction_timer();
1496 :    
1497 :     start_timer();
1498 : edgomez 1382 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1499 : chl 353 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1500 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1501 :     qcoeff[5*64+0]=0;
1502 :     }
1503 : edgomez 851 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1504 : h 104 stop_coding_timer();
1505 :     }
1506 :    
1507 : edgomez 1382 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1508 : edgomez 851 {
1509 : syskin 903 image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1510 : edgomez 851 pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1511 : edgomez 1382 16, 0);
1512 : edgomez 851 }
1513 : h 104 emms();
1514 :    
1515 : edgomez 1382 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1516 :    
1517 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1518 :    
1519 : edgomez 851 pEnc->fMvPrevSigma = -1;
1520 : suxen_drol 136 pEnc->mbParam.m_fcode = 2;
1521 : h 104
1522 : edgomez 1382 pEnc->current->is_edged = 0; /* not edged */
1523 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1524 : h 104
1525 : edgomez 867 return 1; /* intra */
1526 : h 104 }
1527 :    
1528 :    
1529 : Isibaar 3 #define INTRA_THRESHOLD 0.5
1530 : edgomez 851 #define BFRAME_SKIP_THRESHHOLD 30
1531 : Isibaar 3
1532 : edgomez 851
1533 :     /* FrameCodeP also handles S(GMC)-VOPs */
1534 : edgomez 195 static int
1535 :     FrameCodeP(Encoder * pEnc,
1536 : syskin 1403 Bitstream * bs)
1537 : Isibaar 3 {
1538 : edgomez 13 float fSigma;
1539 : edgomez 1382 int bits = BitstreamPos(bs);
1540 : Isibaar 42
1541 : edgomez 78 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1542 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1543 : edgomez 78
1544 : edgomez 851 int x, y, k;
1545 : edgomez 13 int iSearchRange;
1546 : syskin 1403 int skip_possible;
1547 : edgomez 1382 FRAMEINFO *const current = pEnc->current;
1548 :     FRAMEINFO *const reference = pEnc->reference;
1549 :     MBParam * const pParam = &pEnc->mbParam;
1550 :     int mb_width = pParam->mb_width;
1551 :     int mb_height = pParam->mb_height;
1552 : syskin 1391 int coded = 1;
1553 : syskin 903
1554 : Isibaar 3
1555 : edgomez 1382 /* IMAGE *pCurrent = &current->image; */
1556 :     IMAGE *pRef = &reference->image;
1557 :    
1558 :     if ((current->vop_flags & XVID_VOP_REDUCED))
1559 : edgomez 851 {
1560 : edgomez 1382 mb_width = (pParam->width + 31) / 32;
1561 :     mb_height = (pParam->height + 31) / 32;
1562 : edgomez 851 }
1563 :    
1564 : Isibaar 3
1565 : edgomez 1382 if (!reference->is_edged) {
1566 :     start_timer();
1567 :     image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1568 :     pParam->width, pParam->height, 0);
1569 :     stop_edges_timer();
1570 :     reference->is_edged = 1;
1571 :     }
1572 : Isibaar 3
1573 : edgomez 1382 pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1574 :     current->rounding_type = pParam->m_rounding_type;
1575 :     current->fcode = pParam->m_fcode;
1576 :    
1577 :     if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1578 :     if (reference->is_interpolated != current->rounding_type) {
1579 :     start_timer();
1580 :     image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1581 :     &pEnc->vInterHV, pParam->edged_width,
1582 :     pParam->edged_height,
1583 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1584 :     current->rounding_type);
1585 :     stop_inter_timer();
1586 :     reference->is_interpolated = current->rounding_type;
1587 :     }
1588 : Isibaar 3 }
1589 :    
1590 : edgomez 1382 current->coding_type = P_VOP;
1591 : syskin 903
1592 : edgomez 1382 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1593 :    
1594 :     SetMacroblockQuants(&pEnc->mbParam, current);
1595 :    
1596 : Isibaar 3 start_timer();
1597 : edgomez 1382 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1598 :     { int gmcval;
1599 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1600 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1601 : edgomez 851
1602 : edgomez 1382 if (current->motion_flags & XVID_ME_GME_REFINE) {
1603 :     gmcval = GlobalMotionEstRefine(&current->warp,
1604 :     current->mbs, pParam,
1605 :     current, reference,
1606 :     &current->image,
1607 :     &reference->image,
1608 :     &pEnc->vInterH,
1609 :     &pEnc->vInterV,
1610 :     &pEnc->vInterHV);
1611 :     } else {
1612 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1613 :     current,
1614 :     &reference->image,
1615 :     &current->image,
1616 :     pEnc->vGMC.y);
1617 :     }
1618 : Isibaar 3
1619 : edgomez 1382 gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1620 : edgomez 851
1621 : edgomez 1382 /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1622 :     generate_GMCparameters( 3, 3, &current->warp,
1623 :     pParam->width, pParam->height,
1624 :     &current->new_gmc_data);
1625 : edgomez 851
1626 : edgomez 1382 if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1627 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1628 :     {
1629 :     current->coding_type = S_VOP;
1630 : edgomez 851
1631 : edgomez 1382 generate_GMCimage(&current->new_gmc_data, &reference->image,
1632 :     pParam->mb_width, pParam->mb_height,
1633 :     pParam->edged_width, pParam->edged_width/2,
1634 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1635 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1636 : edgomez 851
1637 : edgomez 1382 } else {
1638 :    
1639 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1640 :     pParam->mb_width, pParam->mb_height,
1641 :     pParam->edged_width, pParam->edged_width/2,
1642 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1643 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1644 :     }
1645 : h 101 }
1646 : Isibaar 3
1647 : syskin 1403 MotionEstimation(&pEnc->mbParam, current, reference,
1648 : edgomez 1382 &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1649 : syskin 1403 &pEnc->vGMC, 256*4096);
1650 : edgomez 1382
1651 :    
1652 :     stop_motion_timer();
1653 :    
1654 :     set_timecodes(current,reference,pParam->fbase);
1655 : Isibaar 3
1656 : edgomez 1382 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1, current->mbs[0].quant);
1657 : Isibaar 3
1658 : edgomez 1382 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1659 :     current->sStat.kblks = current->sStat.mblks = current->sStat.ublks = 0;
1660 : Isibaar 3
1661 :    
1662 : edgomez 851 for (y = 0; y < mb_height; y++) {
1663 :     for (x = 0; x < mb_width; x++) {
1664 : edgomez 195 MACROBLOCK *pMB =
1665 : edgomez 1382 &current->mbs[x + y * pParam->mb_width];
1666 : Isibaar 3
1667 : syskin 1403 int bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1668 : Isibaar 3
1669 : edgomez 851 if (bIntra) {
1670 : Isibaar 3 CodeIntraMB(pEnc, pMB);
1671 : edgomez 1382 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1672 : edgomez 195 dct_codes, qcoeff);
1673 : chl 419
1674 :     start_timer();
1675 : edgomez 1382 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1676 : chl 419 stop_prediction_timer();
1677 : edgomez 851
1678 : edgomez 1382 current->sStat.kblks++;
1679 : edgomez 851
1680 : edgomez 1382 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1681 :     { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1682 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1683 :     qcoeff[5*64+0]=0;
1684 :     }
1685 :     MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1686 : edgomez 851 stop_coding_timer();
1687 :     continue;
1688 : Isibaar 3 }
1689 :    
1690 :     start_timer();
1691 : edgomez 1382 MBMotionCompensation(pMB, x, y, &reference->image,
1692 : edgomez 851 &pEnc->vInterH, &pEnc->vInterV,
1693 : syskin 903 &pEnc->vInterHV, &pEnc->vGMC,
1694 : edgomez 1382 &current->image,
1695 :     dct_codes, pParam->width,
1696 :     pParam->height,
1697 :     pParam->edged_width,
1698 :     (current->vol_flags & XVID_VOL_QUARTERPEL),
1699 :     (current->vop_flags & XVID_VOP_REDUCED),
1700 :     current->rounding_type);
1701 : chl 347
1702 : edgomez 851 stop_comp_timer();
1703 :    
1704 :     pMB->field_pred = 0;
1705 :    
1706 :     if (pMB->mode != MODE_NOT_CODED)
1707 :     { pMB->cbp =
1708 : edgomez 1382 MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1709 : edgomez 851 dct_codes, qcoeff);
1710 :     }
1711 :    
1712 : edgomez 1382 if (pMB->dquant != 0)
1713 :     MBSetDquant(pMB, x, y, &pEnc->mbParam);
1714 :    
1715 :    
1716 : edgomez 851 if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1717 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1718 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1719 : edgomez 1382 current->sStat.mblks++;
1720 : edgomez 851 } else {
1721 : edgomez 1382 current->sStat.ublks++;
1722 : edgomez 851 }
1723 : edgomez 1382
1724 : edgomez 851 start_timer();
1725 :    
1726 : chl 347 /* Finished processing the MB, now check if to CODE or SKIP */
1727 :    
1728 : edgomez 851 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1729 : edgomez 1382 (pMB->dquant == 0);
1730 :    
1731 :     if (current->coding_type == S_VOP)
1732 : edgomez 851 skip_possible &= (pMB->mcsel == 1);
1733 : edgomez 1382 else if (current->coding_type == P_VOP) {
1734 :     if ((pParam->vol_flags & XVID_VOL_QUARTERPEL))
1735 : edgomez 851 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1736 : syskin 903 else
1737 : edgomez 851 skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1738 :     }
1739 : chl 347
1740 : edgomez 851 if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1741 : chl 347
1742 : edgomez 851 /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1743 :    
1744 : edgomez 1382 if (current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1745 : edgomez 851 {
1746 : syskin 903 int bSkip = 1;
1747 : edgomez 1382
1748 : edgomez 851 for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1749 :     {
1750 :     int iSAD;
1751 : edgomez 1382 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1752 :     pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1753 :     pParam->edged_width,BFRAME_SKIP_THRESHHOLD);
1754 : edgomez 851 if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1755 : syskin 903 { bSkip = 0;
1756 : edgomez 851 break;
1757 :     }
1758 :     }
1759 : edgomez 1382
1760 : edgomez 851 if (!bSkip) { /* no SKIP, but trivial block */
1761 : edgomez 1382 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1762 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1763 : syskin 903 pMB->pmvs[0].x = - predMV.x;
1764 :     pMB->pmvs[0].y = - predMV.y;
1765 : edgomez 851 }
1766 :     else {
1767 : edgomez 1382 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1768 : syskin 903 pMB->pmvs[0].x = - predMV.x;
1769 :     pMB->pmvs[0].y = - predMV.y;
1770 : edgomez 851 }
1771 :     pMB->mode = MODE_INTER;
1772 :     pMB->cbp = 0;
1773 : edgomez 1382 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1774 : edgomez 851 stop_coding_timer();
1775 :    
1776 :     continue; /* next MB */
1777 :     }
1778 :     }
1779 :     /* do SKIP */
1780 :    
1781 :     pMB->mode = MODE_NOT_CODED;
1782 :     MBSkip(bs);
1783 :     stop_coding_timer();
1784 :     continue; /* next MB */
1785 : edgomez 403 }
1786 : edgomez 851 /* ordinary case: normal coded INTER/INTER4V block */
1787 :    
1788 : edgomez 1382 if ((current->vop_flags & XVID_VOP_GREYSCALE))
1789 : edgomez 851 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1790 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1791 :     qcoeff[5*64+0]=0;
1792 :     }
1793 :    
1794 : edgomez 1382 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1795 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1796 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1797 : syskin 903 pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1798 : edgomez 1382 DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y);
1799 : edgomez 851 } else {
1800 : edgomez 1382 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1801 : syskin 903 pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1802 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1803 : edgomez 1382 DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[0].x, pMB->pmvs[0].y, predMV.x, predMV.y, pMB->mvs[0].x, pMB->mvs[0].y);
1804 : edgomez 851 }
1805 :    
1806 :    
1807 :     if (pMB->mode == MODE_INTER4V)
1808 :     { int k;
1809 :     for (k=1;k<4;k++)
1810 :     {
1811 : edgomez 1382 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1812 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1813 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1814 : syskin 903 pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1815 : edgomez 1382 DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y);
1816 : edgomez 851 } else {
1817 : edgomez 1382 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1818 : syskin 903 pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1819 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1820 : edgomez 1382 DPRINTF(XVID_DEBUG_MV,"mv_diff (%i,%i) pred (%i,%i) result (%i,%i)\n", pMB->pmvs[k].x, pMB->pmvs[k].y, predMV.x, predMV.y, pMB->mvs[k].x, pMB->mvs[k].y);
1821 : edgomez 851 }
1822 :    
1823 : chl 353 }
1824 : chl 347 }
1825 : edgomez 1382
1826 :     MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1827 : edgomez 851 stop_coding_timer();
1828 : chl 347
1829 : Isibaar 3 }
1830 :     }
1831 :    
1832 : edgomez 1382 if ((current->vop_flags & XVID_VOP_REDUCED))
1833 : edgomez 851 {
1834 : edgomez 1382 image_deblock_rrv(&current->image, pParam->edged_width,
1835 :     current->mbs, mb_width, mb_height, pParam->mb_width,
1836 :     16, 0);
1837 : edgomez 851 }
1838 :    
1839 : Isibaar 3 emms();
1840 :    
1841 : edgomez 1382 if (current->sStat.iMvCount == 0)
1842 :     current->sStat.iMvCount = 1;
1843 : h 101
1844 : edgomez 1382 fSigma = (float) sqrt((float) current->sStat.iMvSum / current->sStat.iMvCount);
1845 : Isibaar 3
1846 : edgomez 1382 iSearchRange = 1 << (3 + pParam->m_fcode);
1847 : Isibaar 3
1848 : edgomez 195 if ((fSigma > iSearchRange / 3)
1849 : edgomez 1382 && (pParam->m_fcode <= (3 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1850 : edgomez 13 {
1851 : edgomez 1382 pParam->m_fcode++;
1852 : Isibaar 3 iSearchRange *= 2;
1853 : edgomez 195 } else if ((fSigma < iSearchRange / 6)
1854 : edgomez 851 && (pEnc->fMvPrevSigma >= 0)
1855 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1856 : edgomez 1382 && (pParam->m_fcode >= (2 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1857 : edgomez 13 {
1858 : edgomez 1382 pParam->m_fcode--;
1859 : Isibaar 3 iSearchRange /= 2;
1860 : edgomez 13 }
1861 : Isibaar 3
1862 : edgomez 851 pEnc->fMvPrevSigma = fSigma;
1863 : edgomez 195
1864 : edgomez 851 /* frame drop code */
1865 : edgomez 1382 #if 0
1866 :     DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1867 :     #endif
1868 : syskin 1391 if (current->sStat.kblks + current->sStat.mblks <=
1869 : syskin 1406 (pParam->frame_drop_ratio * mb_width * mb_height) / 100 &&
1870 :     ( (pEnc->bframenum_head >= pEnc->bframenum_tail) || !(pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP)) )
1871 : edgomez 851 {
1872 : edgomez 1382 current->sStat.kblks = current->sStat.mblks = 0;
1873 :     current->sStat.ublks = mb_width * mb_height;
1874 : edgomez 851
1875 :     BitstreamReset(bs);
1876 :    
1877 : edgomez 1382 set_timecodes(current,reference,pParam->fbase);
1878 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0, current->mbs[0].quant);
1879 : edgomez 851
1880 : edgomez 867 /* copy reference frame details into the current frame */
1881 : edgomez 1382 current->quant = reference->quant;
1882 :     current->motion_flags = reference->motion_flags;
1883 :     current->rounding_type = reference->rounding_type;
1884 :     current->fcode = reference->fcode;
1885 :     current->bcode = reference->bcode;
1886 : syskin 1391 current->stamp = reference->stamp;
1887 : edgomez 1382 image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1888 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1889 : syskin 1391 coded = 0;
1890 :    
1891 :     } else {
1892 : edgomez 851
1893 : syskin 1391 pEnc->current->is_edged = 0; /* not edged */
1894 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1895 : edgomez 1382
1896 : syskin 1391 /* what was this frame's interpolated reference will become
1897 :     forward (past) reference in b-frame coding */
1898 : edgomez 1382
1899 : syskin 1391 image_swap(&pEnc->vInterH, &pEnc->f_refh);
1900 :     image_swap(&pEnc->vInterV, &pEnc->f_refv);
1901 :     image_swap(&pEnc->vInterHV, &pEnc->f_refhv);
1902 :     }
1903 : edgomez 1382
1904 : edgomez 851 /* XXX: debug
1905 :     {
1906 :     char s[100];
1907 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1908 : edgomez 1382 image_dump_yuvpgm(&current->image,
1909 :     pParam->edged_width,
1910 :     pParam->width, pParam->height, s);
1911 :    
1912 : edgomez 851 sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1913 : edgomez 1382 image_dump_yuvpgm(&reference->image,
1914 :     pParam->edged_width,
1915 :     pParam->width, pParam->height, s);
1916 : syskin 903 }
1917 : edgomez 851 */
1918 :    
1919 : edgomez 1382 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1920 : edgomez 851
1921 : edgomez 1382 current->length = (BitstreamPos(bs) - bits) / 8;
1922 : Isibaar 3
1923 : syskin 1391 return coded;
1924 : edgomez 851 }
1925 : suxen_drol 118
1926 : edgomez 851
1927 :     static void
1928 :     FrameCodeB(Encoder * pEnc,
1929 :     FRAMEINFO * frame,
1930 : edgomez 1382 Bitstream * bs)
1931 : edgomez 851 {
1932 : edgomez 1382 int bits = BitstreamPos(bs);
1933 : edgomez 851 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1934 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1935 :     uint32_t x, y;
1936 :    
1937 :     IMAGE *f_ref = &pEnc->reference->image;
1938 :     IMAGE *b_ref = &pEnc->current->image;
1939 :    
1940 : edgomez 1382 #ifdef BFRAMES_DEC_DEBUG
1941 : edgomez 851 FILE *fp;
1942 :     static char first=0;
1943 :     #define BFRAME_DEBUG if (!first && fp){ \
1944 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1945 :     }
1946 :    
1947 : edgomez 1382 /* XXX: pEnc->current->global_flags &= ~XVID_VOP_REDUCED; reduced resoltion not yet supported */
1948 : edgomez 851
1949 :     if (!first){
1950 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1951 :     }
1952 :     #endif
1953 :    
1954 : edgomez 867 /* forward */
1955 : edgomez 1382 if (!pEnc->reference->is_edged) {
1956 :     image_setedges(f_ref, pEnc->mbParam.edged_width,
1957 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1958 :     pEnc->mbParam.height, 0);
1959 :     pEnc->current->is_edged = 1;
1960 :     }
1961 : edgomez 851
1962 : edgomez 1382 if (pEnc->reference->is_interpolated != 0) {
1963 :     start_timer();
1964 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1965 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1966 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1967 :     stop_inter_timer();
1968 :     pEnc->reference->is_interpolated = 0;
1969 :     }
1970 :    
1971 : edgomez 867 /* backward */
1972 : edgomez 1382 if (!pEnc->current->is_edged) {
1973 :     image_setedges(b_ref, pEnc->mbParam.edged_width,
1974 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1975 :     pEnc->mbParam.height, 0);
1976 :     pEnc->current->is_edged = 1;
1977 :     }
1978 : edgomez 851
1979 : edgomez 1382 if (pEnc->current->is_interpolated != 0) {
1980 :     start_timer();
1981 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1982 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1983 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1984 :     stop_inter_timer();
1985 :     pEnc->current->is_interpolated = 0;
1986 :     }
1987 : edgomez 851
1988 : edgomez 1382 frame->coding_type = B_VOP;
1989 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1990 :    
1991 :     start_timer();
1992 : syskin 903 MotionEstimationBVOP(&pEnc->mbParam, frame,
1993 : edgomez 867 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1994 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1995 :     pEnc->reference->mbs, f_ref,
1996 : edgomez 851 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1997 :     pEnc->current, b_ref, &pEnc->vInterH,
1998 :     &pEnc->vInterV, &pEnc->vInterHV);
1999 :     stop_motion_timer();
2000 :    
2001 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
2002 : edgomez 1382 BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1, frame->quant);
2003 : edgomez 851
2004 :     frame->sStat.iTextBits = 0;
2005 :     frame->sStat.iMvSum = 0;
2006 :     frame->sStat.iMvCount = 0;
2007 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
2008 : edgomez 1382 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
2009 :     frame->sStat.kblks = frame->sStat.ublks = 0;
2010 : edgomez 851
2011 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
2012 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
2013 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
2014 :    
2015 : edgomez 867 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
2016 : edgomez 851 if (mb->mode == MODE_NOT_CODED) {
2017 : edgomez 1382 if (pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2018 :     MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image,
2019 :     NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0, 0);
2020 :     }
2021 :    
2022 : edgomez 851 continue;
2023 :     }
2024 :    
2025 : edgomez 1382 if (mb->mode != MODE_DIRECT_NONE_MV || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2026 : edgomez 851 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
2027 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
2028 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
2029 :     &pEnc->vInterV, &pEnc->vInterHV,
2030 :     dct_codes);
2031 :    
2032 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
2033 :     mb->quant = frame->quant;
2034 :    
2035 : edgomez 1382 if (mb->mode != MODE_DIRECT_NONE_MV)
2036 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
2037 :    
2038 : edgomez 851 if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
2039 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
2040 : edgomez 867 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
2041 : edgomez 851 }
2042 :     }
2043 :    
2044 : edgomez 1382 /* keep only bits 5-2 -- Chroma blocks will just be skipped by the
2045 :     * coding function for BFrames, that's why we don't zero teh DC
2046 :     * coeffs */
2047 :     if ((frame->vop_flags & XVID_VOP_GREYSCALE))
2048 :     mb->cbp &= 0x3C;
2049 :    
2050 : edgomez 851 start_timer();
2051 : edgomez 1382 MBCodingBVOP(frame, mb, qcoeff, frame->fcode, frame->bcode, bs,
2052 :     &frame->sStat);
2053 : edgomez 851 stop_coding_timer();
2054 :     }
2055 :     }
2056 :    
2057 :     emms();
2058 :    
2059 : edgomez 867 /* TODO: dynamic fcode/bcode ??? */
2060 : edgomez 851
2061 : edgomez 1382 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
2062 :     frame->length = (BitstreamPos(bs) - bits) / 8;
2063 : edgomez 851
2064 :     #ifdef BFRAMES_DEC_DEBUG
2065 :     if (!first){
2066 :     first=1;
2067 :     if (fp)
2068 :     fclose(fp);
2069 :     }
2070 :     #endif
2071 : suxen_drol 118 }

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