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1 : edgomez 194 /*****************************************************************************
2 : edgomez 145 *
3 :     * XVID MPEG-4 VIDEO CODEC
4 : edgomez 1054 * - Encoder main module -
5 : edgomez 145 *
6 : edgomez 1054 * 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 1054 * 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 1054 * 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 1054 * 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 1054 * 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 1131 * $Id: encoder.c,v 1.95.2.40 2003-08-26 14:07:11 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 : chl 1077 #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 : suxen_drol 890 Bitstream * bs);
58 : Isibaar 3
59 : edgomez 192 static int FrameCodeP(Encoder * pEnc,
60 : edgomez 195 Bitstream * bs,
61 :     bool force_inter,
62 :     bool vol_header);
63 : Isibaar 3
64 : edgomez 851 static void FrameCodeB(Encoder * pEnc,
65 :     FRAMEINFO * frame,
66 : suxen_drol 890 Bitstream * bs);
67 : edgomez 851
68 : edgomez 194
69 :     /*****************************************************************************
70 :     * Encoder creation
71 :     *
72 :     * This function creates an Encoder instance, it allocates all necessary
73 : edgomez 851 * image buffers (reference, current and bframes) and initialize the internal
74 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
75 : edgomez 194 *
76 :     * The code seems to be very long but is very basic, mainly memory allocation
77 :     * and cleaning code.
78 :     *
79 :     * Returned values :
80 : suxen_drol 890 * - 0 - no errors
81 : edgomez 194 * - XVID_ERR_MEMORY - the libc could not allocate memory, the function
82 :     * cleans the structure before exiting.
83 :     * pParam->handle is also set to NULL.
84 :     *
85 :     ****************************************************************************/
86 :    
87 : suxen_drol 890 /*
88 :     * Simplify the "fincr/fbase" fraction
89 :     */
90 :     static void
91 :     simplify_time(int *inc, int *base)
92 : Isibaar 3 {
93 : suxen_drol 890 /* common factor */
94 :     int i = *inc;
95 : edgomez 195 while (i > 1) {
96 : suxen_drol 890 if (*inc % i == 0 && *base % i == 0) {
97 :     *inc /= i;
98 :     *base /= i;
99 :     i = *inc;
100 : Isibaar 3 continue;
101 :     }
102 :     i--;
103 :     }
104 :    
105 : suxen_drol 890 /* if neccessary, round to 65535 accuracy */
106 :     if (*base > 65535) {
107 :     float div = (float) *base / 65535;
108 :     *base = (int) (*base / div);
109 :     *inc = (int) (*inc / div);
110 : Isibaar 3 }
111 : suxen_drol 890 }
112 : Isibaar 3
113 : edgomez 192
114 : suxen_drol 890 int
115 : suxen_drol 948 enc_create(xvid_enc_create_t * create)
116 : suxen_drol 890 {
117 :     Encoder *pEnc;
118 : chl 1115 int n;
119 : Isibaar 3
120 : edgomez 1107 if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */
121 : suxen_drol 890 return XVID_ERR_VERSION;
122 : Isibaar 3
123 : suxen_drol 890 if (create->width%2 || create->height%2)
124 :     return XVID_ERR_FAIL;
125 : h 121
126 : suxen_drol 890 /* allocate encoder struct */
127 : h 121
128 : edgomez 192 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
129 :     if (pEnc == NULL)
130 : Isibaar 3 return XVID_ERR_MEMORY;
131 : edgomez 198 memset(pEnc, 0, sizeof(Encoder));
132 :    
133 : suxen_drol 1014 pEnc->mbParam.profile = create->profile;
134 :    
135 : suxen_drol 890 /* global flags */
136 :     pEnc->mbParam.global_flags = create->global;
137 : Isibaar 3
138 : suxen_drol 890 /* width, height */
139 :     pEnc->mbParam.width = create->width;
140 :     pEnc->mbParam.height = create->height;
141 : Isibaar 3 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
142 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
143 : edgomez 195 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
144 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
145 : Isibaar 3
146 : suxen_drol 890 /* framerate */
147 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
148 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
149 : suxen_drol 924 if (pEnc->mbParam.fincr>0)
150 :     simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
151 : suxen_drol 152
152 : suxen_drol 1014 /* zones */
153 :     if(create->num_zones > 0) {
154 :     pEnc->num_zones = create->num_zones;
155 :     pEnc->zones = xvid_malloc(sizeof(xvid_enc_zone_t) * pEnc->num_zones, CACHE_LINE);
156 :     if (pEnc->zones == NULL)
157 :     goto xvid_err_memory0;
158 :     memcpy(pEnc->zones, create->zones, sizeof(xvid_enc_zone_t) * pEnc->num_zones);
159 :     } else {
160 :     pEnc->num_zones = 0;
161 :     pEnc->zones = NULL;
162 :     }
163 :    
164 : edgomez 999 /* plugins */
165 :     if(create->num_plugins > 0) {
166 :     pEnc->num_plugins = create->num_plugins;
167 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
168 :     if (pEnc->plugins == NULL)
169 :     goto xvid_err_memory0;
170 :     } else {
171 :     pEnc->num_plugins = 0;
172 :     pEnc->plugins = NULL;
173 :     }
174 : suxen_drol 919
175 :     for (n=0; n<pEnc->num_plugins;n++) {
176 :     xvid_plg_create_t pcreate;
177 :     xvid_plg_info_t pinfo;
178 :    
179 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
180 :     pinfo.version = XVID_VERSION;
181 :     if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
182 : suxen_drol 920 pEnc->mbParam.plugin_flags |= pinfo.flags;
183 : suxen_drol 919 }
184 :    
185 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
186 :     pcreate.version = XVID_VERSION;
187 : suxen_drol 1014 pcreate.num_zones = pEnc->num_zones;
188 :     pcreate.zones = pEnc->zones;
189 : suxen_drol 919 pcreate.width = pEnc->mbParam.width;
190 :     pcreate.height = pEnc->mbParam.height;
191 :     pcreate.fincr = pEnc->mbParam.fincr;
192 :     pcreate.fbase = pEnc->mbParam.fbase;
193 :     pcreate.param = create->plugins[n].param;
194 :    
195 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
196 :     if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
197 :     pEnc->plugins[n].func = create->plugins[n].func;
198 :     }
199 :     }
200 :    
201 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
202 : suxen_drol 922 (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
203 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
204 :     }
205 :    
206 : suxen_drol 919 /* temp dquants */
207 : suxen_drol 926 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
208 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
209 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
210 : suxen_drol 1065 if (pEnc->temp_dquants==NULL)
211 :     goto xvid_err_memory1a;
212 : suxen_drol 926 }
213 : suxen_drol 919
214 : suxen_drol 890 /* bframes */
215 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
216 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
217 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
218 : suxen_drol 1014
219 :     /* min/max quant */
220 :     for (n=0; n<3; n++) {
221 :     pEnc->mbParam.min_quant[n] = create->min_quant[n] > 0 ? create->min_quant[n] : 2;
222 :     pEnc->mbParam.max_quant[n] = create->max_quant[n] > 0 ? create->max_quant[n] : 31;
223 :     }
224 : suxen_drol 890
225 :     /* frame drop ratio */
226 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
227 : Isibaar 208
228 : suxen_drol 890 /* max keyframe interval */
229 : chl 1115 pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ? (10 * (int)pEnc->mbParam.fbase) / (int)pEnc->mbParam.fincr : create->max_key_interval;
230 : Isibaar 3
231 : suxen_drol 890 /* allocate working frame-image memory */
232 :    
233 : edgomez 192 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
234 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
235 : Isibaar 3
236 : edgomez 195 if (pEnc->current == NULL || pEnc->reference == NULL)
237 : edgomez 192 goto xvid_err_memory1;
238 :    
239 : suxen_drol 890 /* allocate macroblock memory */
240 : Isibaar 3
241 : edgomez 195 pEnc->current->mbs =
242 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
243 :     pEnc->mbParam.mb_height, CACHE_LINE);
244 :     pEnc->reference->mbs =
245 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
246 :     pEnc->mbParam.mb_height, CACHE_LINE);
247 : suxen_drol 136
248 : edgomez 192 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
249 :     goto xvid_err_memory2;
250 : suxen_drol 136
251 : suxen_drol 890 /* allocate interpolation image memory */
252 : suxen_drol 136
253 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
254 :     image_null(&pEnc->sOriginal);
255 :     image_null(&pEnc->sOriginal2);
256 :     }
257 : edgomez 851
258 :     image_null(&pEnc->f_refh);
259 :     image_null(&pEnc->f_refv);
260 :     image_null(&pEnc->f_refhv);
261 :    
262 : suxen_drol 136 image_null(&pEnc->current->image);
263 :     image_null(&pEnc->reference->image);
264 :     image_null(&pEnc->vInterH);
265 :     image_null(&pEnc->vInterV);
266 : edgomez 851 image_null(&pEnc->vInterVf);
267 : suxen_drol 136 image_null(&pEnc->vInterHV);
268 : edgomez 851 image_null(&pEnc->vInterHVf);
269 : edgomez 192
270 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
271 :     if (image_create
272 : edgomez 851 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
273 :     pEnc->mbParam.edged_height) < 0)
274 :     goto xvid_err_memory3;
275 : suxen_drol 920
276 :     if (image_create
277 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
278 :     pEnc->mbParam.edged_height) < 0)
279 :     goto xvid_err_memory3;
280 : edgomez 851 }
281 :    
282 : edgomez 195 if (image_create
283 : edgomez 851 (&pEnc->f_refh, pEnc->mbParam.edged_width,
284 : edgomez 195 pEnc->mbParam.edged_height) < 0)
285 : edgomez 192 goto xvid_err_memory3;
286 : edgomez 195 if (image_create
287 : edgomez 851 (&pEnc->f_refv, pEnc->mbParam.edged_width,
288 :     pEnc->mbParam.edged_height) < 0)
289 :     goto xvid_err_memory3;
290 :     if (image_create
291 :     (&pEnc->f_refhv, pEnc->mbParam.edged_width,
292 :     pEnc->mbParam.edged_height) < 0)
293 :     goto xvid_err_memory3;
294 :    
295 :     if (image_create
296 : edgomez 195 (&pEnc->current->image, pEnc->mbParam.edged_width,
297 :     pEnc->mbParam.edged_height) < 0)
298 : edgomez 192 goto xvid_err_memory3;
299 : edgomez 195 if (image_create
300 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
301 :     pEnc->mbParam.edged_height) < 0)
302 : edgomez 192 goto xvid_err_memory3;
303 : edgomez 195 if (image_create
304 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
305 :     pEnc->mbParam.edged_height) < 0)
306 : edgomez 192 goto xvid_err_memory3;
307 : edgomez 195 if (image_create
308 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
309 :     pEnc->mbParam.edged_height) < 0)
310 : edgomez 192 goto xvid_err_memory3;
311 : edgomez 195 if (image_create
312 : edgomez 851 (&pEnc->vInterVf, pEnc->mbParam.edged_width,
313 :     pEnc->mbParam.edged_height) < 0)
314 :     goto xvid_err_memory3;
315 :     if (image_create
316 : edgomez 195 (&pEnc->vInterHV, pEnc->mbParam.edged_width,
317 :     pEnc->mbParam.edged_height) < 0)
318 : edgomez 192 goto xvid_err_memory3;
319 : edgomez 851 if (image_create
320 :     (&pEnc->vInterHVf, pEnc->mbParam.edged_width,
321 :     pEnc->mbParam.edged_height) < 0)
322 :     goto xvid_err_memory3;
323 : suxen_drol 136
324 : edgomez 851 /* Create full bitplane for GMC, this might be wasteful */
325 :     if (image_create
326 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
327 :     pEnc->mbParam.edged_height) < 0)
328 :     goto xvid_err_memory3;
329 :    
330 : suxen_drol 890 /* init bframe image buffers */
331 : edgomez 851
332 : suxen_drol 890 pEnc->bframenum_head = 0;
333 :     pEnc->bframenum_tail = 0;
334 :     pEnc->flush_bframes = 0;
335 :     pEnc->closed_bframenum = -1;
336 : edgomez 851
337 :     /* B Frames specific init */
338 :     pEnc->bframes = NULL;
339 :    
340 :     if (pEnc->mbParam.max_bframes > 0) {
341 :    
342 :     pEnc->bframes =
343 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
344 :     CACHE_LINE);
345 :    
346 :     if (pEnc->bframes == NULL)
347 :     goto xvid_err_memory3;
348 :    
349 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
350 :     pEnc->bframes[n] = NULL;
351 :    
352 :    
353 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
354 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
355 :    
356 :     if (pEnc->bframes[n] == NULL)
357 :     goto xvid_err_memory4;
358 :    
359 :     pEnc->bframes[n]->mbs =
360 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
361 :     pEnc->mbParam.mb_height, CACHE_LINE);
362 :    
363 :     if (pEnc->bframes[n]->mbs == NULL)
364 :     goto xvid_err_memory4;
365 :    
366 :     image_null(&pEnc->bframes[n]->image);
367 :    
368 :     if (image_create
369 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
370 :     pEnc->mbParam.edged_height) < 0)
371 :     goto xvid_err_memory4;
372 :    
373 :     }
374 :     }
375 :    
376 : suxen_drol 890 /* init incoming frame queue */
377 :     pEnc->queue_head = 0;
378 :     pEnc->queue_tail = 0;
379 :     pEnc->queue_size = 0;
380 : edgomez 851
381 : suxen_drol 890 pEnc->queue =
382 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
383 :     CACHE_LINE);
384 : edgomez 851
385 : suxen_drol 890 if (pEnc->queue == NULL)
386 :     goto xvid_err_memory4;
387 : edgomez 851
388 : suxen_drol 890 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
389 :     image_null(&pEnc->queue[n].image);
390 : edgomez 851
391 : suxen_drol 890
392 :     for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
393 :     {
394 :     if (image_create
395 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
396 :     pEnc->mbParam.edged_height) < 0)
397 :     goto xvid_err_memory5;
398 : edgomez 851
399 :     }
400 :    
401 :    
402 : suxen_drol 890 /* timestamp stuff */
403 : edgomez 851
404 : suxen_drol 890 pEnc->mbParam.m_stamp = 0;
405 : edgomez 851 pEnc->m_framenum = 0;
406 :     pEnc->current->stamp = 0;
407 :     pEnc->reference->stamp = 0;
408 :    
409 : suxen_drol 890 /* other stuff */
410 : Isibaar 3
411 : suxen_drol 890 pEnc->iFrameNum = 0;
412 :     pEnc->fMvPrevSigma = -1;
413 : Isibaar 3
414 : suxen_drol 890 create->handle = (void *) pEnc;
415 :    
416 : Isibaar 36 init_timer();
417 : Isibaar 3
418 : suxen_drol 890 return 0; /* ok */
419 : edgomez 192
420 :     /*
421 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
422 :     */
423 : suxen_drol 229
424 : edgomez 851 xvid_err_memory5:
425 :    
426 :     if (pEnc->mbParam.max_bframes > 0) {
427 : suxen_drol 890 int i;
428 : edgomez 851
429 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
430 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
431 : edgomez 851 pEnc->mbParam.edged_height);
432 :     }
433 :     xvid_free(pEnc->queue);
434 :     }
435 :    
436 :     xvid_err_memory4:
437 :    
438 :     if (pEnc->mbParam.max_bframes > 0) {
439 : suxen_drol 890 int i;
440 : edgomez 851
441 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
442 :    
443 :     if (pEnc->bframes[i] == NULL)
444 :     continue;
445 :    
446 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
447 :     pEnc->mbParam.edged_height);
448 :    
449 :     xvid_free(pEnc->bframes[i]->mbs);
450 :    
451 :     xvid_free(pEnc->bframes[i]);
452 :    
453 :     }
454 :    
455 :     xvid_free(pEnc->bframes);
456 :     }
457 :    
458 : edgomez 195 xvid_err_memory3:
459 : edgomez 851
460 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
461 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
462 : edgomez 851 pEnc->mbParam.edged_height);
463 : suxen_drol 920 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
464 :     pEnc->mbParam.edged_height);
465 : edgomez 851 }
466 :    
467 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
468 : edgomez 195 pEnc->mbParam.edged_height);
469 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
470 :     pEnc->mbParam.edged_height);
471 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
472 :     pEnc->mbParam.edged_height);
473 : edgomez 192
474 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
475 :     pEnc->mbParam.edged_height);
476 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
477 :     pEnc->mbParam.edged_height);
478 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
479 :     pEnc->mbParam.edged_height);
480 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
481 :     pEnc->mbParam.edged_height);
482 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
483 :     pEnc->mbParam.edged_height);
484 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
485 :     pEnc->mbParam.edged_height);
486 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
487 :     pEnc->mbParam.edged_height);
488 : edgomez 192
489 : edgomez 851 /* destroy GMC image */
490 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
491 :     pEnc->mbParam.edged_height);
492 :    
493 :    
494 : edgomez 195 xvid_err_memory2:
495 : edgomez 192 xvid_free(pEnc->current->mbs);
496 :     xvid_free(pEnc->reference->mbs);
497 :    
498 : edgomez 195 xvid_err_memory1:
499 : edgomez 192 xvid_free(pEnc->current);
500 :     xvid_free(pEnc->reference);
501 : suxen_drol 919
502 : suxen_drol 1065 xvid_err_memory1a:
503 : suxen_drol 926 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
504 :     xvid_free(pEnc->temp_dquants);
505 :     }
506 : suxen_drol 919
507 :     xvid_err_memory0:
508 :     for (n=0; n<pEnc->num_plugins;n++) {
509 :     if (pEnc->plugins[n].func) {
510 :     pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
511 :     }
512 :     }
513 :     xvid_free(pEnc->plugins);
514 :    
515 : suxen_drol 1014 xvid_free(pEnc->zones);
516 :    
517 : edgomez 192 xvid_free(pEnc);
518 :    
519 : suxen_drol 890 create->handle = NULL;
520 : edgomez 194
521 : edgomez 192 return XVID_ERR_MEMORY;
522 : Isibaar 3 }
523 :    
524 : edgomez 194 /*****************************************************************************
525 :     * Encoder destruction
526 :     *
527 :     * This function destroy the entire encoder structure created by a previous
528 : suxen_drol 890 * successful enc_create call.
529 : edgomez 194 *
530 :     * Returned values (for now only one returned value) :
531 : suxen_drol 890 * - 0 - no errors
532 : edgomez 194 *
533 :     ****************************************************************************/
534 :    
535 :     int
536 : suxen_drol 890 enc_destroy(Encoder * pEnc)
537 : Isibaar 3 {
538 : edgomez 851 int i;
539 : suxen_drol 229
540 : edgomez 851 /* B Frames specific */
541 :     if (pEnc->mbParam.max_bframes > 0) {
542 :    
543 : suxen_drol 890 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
544 : edgomez 851
545 : suxen_drol 890 image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
546 : edgomez 851 pEnc->mbParam.edged_height);
547 :     }
548 :     xvid_free(pEnc->queue);
549 :     }
550 :    
551 :    
552 :     if (pEnc->mbParam.max_bframes > 0) {
553 :    
554 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
555 :    
556 :     if (pEnc->bframes[i] == NULL)
557 :     continue;
558 :    
559 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
560 :     pEnc->mbParam.edged_height);
561 :    
562 :     xvid_free(pEnc->bframes[i]->mbs);
563 :    
564 :     xvid_free(pEnc->bframes[i]);
565 :     }
566 :    
567 :     xvid_free(pEnc->bframes);
568 :    
569 :     }
570 :    
571 : edgomez 192 /* All images, reference, current etc ... */
572 : edgomez 851
573 : edgomez 195 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
574 :     pEnc->mbParam.edged_height);
575 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
576 :     pEnc->mbParam.edged_height);
577 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
578 :     pEnc->mbParam.edged_height);
579 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
580 :     pEnc->mbParam.edged_height);
581 : edgomez 851 image_destroy(&pEnc->vInterVf, pEnc->mbParam.edged_width,
582 :     pEnc->mbParam.edged_height);
583 : edgomez 195 image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
584 :     pEnc->mbParam.edged_height);
585 : edgomez 851 image_destroy(&pEnc->vInterHVf, pEnc->mbParam.edged_width,
586 :     pEnc->mbParam.edged_height);
587 : edgomez 403
588 : edgomez 851 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
589 : edgomez 195 pEnc->mbParam.edged_height);
590 : edgomez 851 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
591 :     pEnc->mbParam.edged_height);
592 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
593 :     pEnc->mbParam.edged_height);
594 : edgomez 1000 image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
595 :     pEnc->mbParam.edged_height);
596 : edgomez 192
597 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
598 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
599 : edgomez 851 pEnc->mbParam.edged_height);
600 : suxen_drol 920 image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
601 :     pEnc->mbParam.edged_height);
602 : edgomez 851 }
603 :    
604 : edgomez 192 /* Encoder structure */
605 : edgomez 851
606 : suxen_drol 136 xvid_free(pEnc->current->mbs);
607 :     xvid_free(pEnc->current);
608 :    
609 :     xvid_free(pEnc->reference->mbs);
610 :     xvid_free(pEnc->reference);
611 : suxen_drol 919
612 : suxen_drol 926 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
613 :     xvid_free(pEnc->temp_dquants);
614 :     }
615 : suxen_drol 136
616 : suxen_drol 938
617 : edgomez 999 if (pEnc->num_plugins>0) {
618 : suxen_drol 938 xvid_plg_destroy_t pdestroy;
619 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
620 :    
621 :     pdestroy.version = XVID_VERSION;
622 :     pdestroy.num_frames = pEnc->m_framenum;
623 :    
624 :     for (i=0; i<pEnc->num_plugins;i++) {
625 :     if (pEnc->plugins[i].func) {
626 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, 0);
627 :     }
628 : suxen_drol 919 }
629 : suxen_drol 938 xvid_free(pEnc->plugins);
630 : suxen_drol 919 }
631 :    
632 : suxen_drol 1014 if (pEnc->num_plugins>0)
633 :     xvid_free(pEnc->zones);
634 :    
635 : Isibaar 41 xvid_free(pEnc);
636 : edgomez 192
637 : suxen_drol 890 return 0; /* ok */
638 : Isibaar 3 }
639 :    
640 : suxen_drol 229
641 : suxen_drol 919 /*
642 :     call the plugins
643 :     */
644 :    
645 : suxen_drol 922 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
646 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
647 : suxen_drol 919 {
648 : suxen_drol 926 unsigned int i, j;
649 : suxen_drol 919 xvid_plg_data_t data;
650 :    
651 : suxen_drol 926 /* set data struct */
652 :    
653 : suxen_drol 919 memset(&data, 0, sizeof(xvid_plg_data_t));
654 :     data.version = XVID_VERSION;
655 :    
656 : suxen_drol 1014 /* find zone */
657 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
658 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
659 :    
660 : suxen_drol 920 data.width = pEnc->mbParam.width;
661 :     data.height = pEnc->mbParam.height;
662 : suxen_drol 926 data.mb_width = pEnc->mbParam.mb_width;
663 :     data.mb_height = pEnc->mbParam.mb_height;
664 : suxen_drol 924 data.fincr = frame->fincr;
665 : suxen_drol 920 data.fbase = pEnc->mbParam.fbase;
666 : suxen_drol 1029
667 :     for (i=0; i<3; i++) {
668 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
669 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
670 :     }
671 : suxen_drol 938
672 : suxen_drol 919 data.reference.csp = XVID_CSP_USER;
673 :     data.reference.plane[0] = pEnc->reference->image.y;
674 :     data.reference.plane[1] = pEnc->reference->image.u;
675 :     data.reference.plane[2] = pEnc->reference->image.v;
676 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
677 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
678 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
679 :    
680 :     data.current.csp = XVID_CSP_USER;
681 :     data.current.plane[0] = frame->image.y;
682 :     data.current.plane[1] = frame->image.u;
683 :     data.current.plane[2] = frame->image.v;
684 :     data.current.stride[0] = pEnc->mbParam.edged_width;
685 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
686 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
687 :    
688 : suxen_drol 920 data.frame_num = frame->frame_num;
689 : suxen_drol 919
690 :     if (opt == XVID_PLG_BEFORE) {
691 : suxen_drol 1070 data.type = *type;
692 :     data.quant = *quant;
693 : suxen_drol 926
694 : edgomez 953 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
695 : suxen_drol 926 data.dquant = pEnc->temp_dquants;
696 :     data.dquant_stride = pEnc->mbParam.mb_width;
697 : edgomez 953 memset(data.dquant, 0, data.mb_width*data.mb_height);
698 : suxen_drol 926 }
699 : suxen_drol 1065
700 :     data.vol_flags = frame->vol_flags;
701 :     data.vop_flags = frame->vop_flags;
702 :     data.motion_flags = frame->motion_flags;
703 : suxen_drol 919
704 : edgomez 1053 } else { /* XVID_PLG_AFTER */
705 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
706 :     data.original.csp = XVID_CSP_USER;
707 :     data.original.plane[0] = original->y;
708 :     data.original.plane[1] = original->u;
709 :     data.original.plane[2] = original->v;
710 :     data.original.stride[0] = pEnc->mbParam.edged_width;
711 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
712 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
713 :     }
714 : suxen_drol 919
715 : edgomez 949 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
716 : suxen_drol 922 (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
717 :    
718 :     data.sse_y =
719 :     plane_sse( original->y, frame->image.y,
720 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
721 :     pEnc->mbParam.height);
722 :    
723 :     data.sse_u =
724 :     plane_sse( original->u, frame->image.u,
725 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
726 :     pEnc->mbParam.height/2);
727 :    
728 :     data.sse_v =
729 :     plane_sse( original->v, frame->image.v,
730 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
731 :     pEnc->mbParam.height/2);
732 :     }
733 :    
734 : suxen_drol 919 data.type = coding2type(frame->coding_type);
735 :     data.quant = frame->quant;
736 : suxen_drol 926
737 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
738 :     data.dquant = pEnc->temp_dquants;
739 :     data.dquant_stride = pEnc->mbParam.mb_width;
740 :    
741 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
742 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
743 : edgomez 1107 data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
744 : suxen_drol 926 }
745 :     }
746 :    
747 : suxen_drol 919 data.vol_flags = frame->vol_flags;
748 :     data.vop_flags = frame->vop_flags;
749 :     data.motion_flags = frame->motion_flags;
750 :    
751 :     data.length = frame->length;
752 :     data.kblks = frame->sStat.kblks;
753 :     data.mblks = frame->sStat.mblks;
754 :     data.ublks = frame->sStat.ublks;
755 : suxen_drol 922
756 : suxen_drol 926 if (stats) {
757 : suxen_drol 922 stats->type = coding2type(frame->coding_type);
758 :     stats->quant = frame->quant;
759 :     stats->vol_flags = frame->vol_flags;
760 :     stats->vop_flags = frame->vop_flags;
761 :     stats->length = frame->length;
762 :     stats->hlength = frame->length - (frame->sStat.iTextBits / 8);
763 :     stats->kblks = frame->sStat.kblks;
764 :     stats->mblks = frame->sStat.mblks;
765 :     stats->ublks = frame->sStat.ublks;
766 :     stats->sse_y = data.sse_y;
767 :     stats->sse_u = data.sse_u;
768 :     stats->sse_v = data.sse_v;
769 :     }
770 : suxen_drol 919 }
771 :    
772 : suxen_drol 926 /* call plugins */
773 : chl 1115 for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
774 : suxen_drol 926 emms();
775 : suxen_drol 919 if (pEnc->plugins[i].func) {
776 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
777 :     continue;
778 :     }
779 :     }
780 :     }
781 : suxen_drol 922 emms();
782 : suxen_drol 919
783 : suxen_drol 926 /* copy modified values back into frame*/
784 : suxen_drol 919 if (opt == XVID_PLG_BEFORE) {
785 :     *type = data.type;
786 : suxen_drol 1014 *quant = data.quant > 0 ? data.quant : 2; /* default */
787 : suxen_drol 926
788 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
789 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
790 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
791 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
792 :     }
793 :     }else{
794 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
795 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
796 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
797 :     }
798 :     }
799 : suxen_drol 1065
800 :     frame->vol_flags = data.vol_flags;
801 :     frame->vop_flags = data.vop_flags;
802 :     frame->motion_flags = data.motion_flags;
803 : suxen_drol 919 }
804 :     }
805 :    
806 :    
807 :    
808 :    
809 : edgomez 851 static __inline void inc_frame_num(Encoder * pEnc)
810 : suxen_drol 229 {
811 : suxen_drol 920 pEnc->current->frame_num = pEnc->m_framenum;
812 : edgomez 867 pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
813 : suxen_drol 920
814 : suxen_drol 924 pEnc->mbParam.m_stamp += pEnc->current->fincr;
815 : suxen_drol 890 pEnc->m_framenum++; /* debug ticker */
816 : chl 387 }
817 : suxen_drol 229
818 : suxen_drol 920 static __inline void dec_frame_num(Encoder * pEnc)
819 :     {
820 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
821 :     pEnc->m_framenum--; /* debug ticker */
822 :     }
823 : edgomez 851
824 :    
825 : suxen_drol 920
826 : edgomez 851 static __inline void
827 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
828 :     {
829 :    
830 : suxen_drol 941 pCur->ticks = (int32_t)pCur->stamp % time_base;
831 : edgomez 851 pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
832 :    
833 : edgomez 867 /* HEAVY DEBUG OUTPUT remove when timecodes prove to be stable */
834 : edgomez 851
835 :     /* fprintf(stderr,"WriteVop: %d - %d \n",
836 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
837 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
838 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
839 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
840 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
841 :    
842 :     */
843 :     }
844 :    
845 :    
846 :    
847 : edgomez 194 /*****************************************************************************
848 : edgomez 851 * IPB frame encoder entry point
849 :     *
850 :     * Returned values :
851 : suxen_drol 890 * - >0 - output bytes
852 :     * - 0 - no output
853 : edgomez 910 * - XVID_ERR_VERSION - wrong version passed to core
854 :     * - XVID_ERR_END - End of stream reached before end of coding
855 : suxen_drol 890 * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
856 : edgomez 910 * format
857 : edgomez 851 ****************************************************************************/
858 :    
859 : suxen_drol 890
860 : edgomez 851 int
861 : suxen_drol 890 enc_encode(Encoder * pEnc,
862 :     xvid_enc_frame_t * xFrame,
863 :     xvid_enc_stats_t * stats)
864 : edgomez 851 {
865 : suxen_drol 890 xvid_enc_frame_t * frame;
866 :     int type;
867 : edgomez 851 Bitstream bs;
868 :    
869 : edgomez 1107 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
870 : suxen_drol 890 return XVID_ERR_VERSION;
871 : edgomez 851
872 : suxen_drol 890 xFrame->out_flags = 0;
873 : edgomez 851
874 :     start_global_timer();
875 : suxen_drol 890 BitstreamInit(&bs, xFrame->bitstream, 0);
876 : edgomez 851
877 :    
878 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
879 :     * enqueue image to the encoding-queue
880 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
881 : edgomez 851
882 : suxen_drol 890 if (xFrame->input.csp != XVID_CSP_NULL)
883 :     {
884 :     QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
885 : edgomez 851
886 : suxen_drol 890 start_timer();
887 :     if (image_input
888 :     (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
889 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
890 : edgomez 949 xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
891 : suxen_drol 890 {
892 :     emms();
893 :     return XVID_ERR_FORMAT;
894 :     }
895 :     stop_conv_timer();
896 : edgomez 851
897 : edgomez 949 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
898 : suxen_drol 890 image_chroma_optimize(&q->image,
899 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
900 :     }
901 :    
902 :     q->frame = *xFrame;
903 : edgomez 851
904 : suxen_drol 890 if (xFrame->quant_intra_matrix)
905 :     {
906 : edgomez 1105 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
907 : suxen_drol 890 q->frame.quant_intra_matrix = q->quant_intra_matrix;
908 :     }
909 : edgomez 851
910 : suxen_drol 890 if (xFrame->quant_inter_matrix)
911 :     {
912 : edgomez 1105 memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
913 : suxen_drol 890 q->frame.quant_inter_matrix = q->quant_inter_matrix;
914 :     }
915 : edgomez 851
916 : suxen_drol 890 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
917 :     pEnc->queue_size++;
918 :     }
919 : edgomez 851
920 :    
921 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
922 : suxen_drol 920 * bframe flush code
923 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
924 : edgomez 851
925 : suxen_drol 890 repeat:
926 : edgomez 851
927 : suxen_drol 890 if (pEnc->flush_bframes)
928 :     {
929 : suxen_drol 920 if (pEnc->bframenum_head < pEnc->bframenum_tail) {
930 : edgomez 851
931 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
932 : suxen_drol 890 pEnc->bframenum_head, pEnc->bframenum_tail,
933 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
934 : edgomez 851
935 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
936 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
937 : edgomez 914 pEnc->mbParam.edged_width, pEnc->mbParam.height);
938 :     }
939 :    
940 : suxen_drol 890 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
941 : suxen_drol 922 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
942 : suxen_drol 890 pEnc->bframenum_head++;
943 : edgomez 851
944 : suxen_drol 890 goto done;
945 : edgomez 851 }
946 :    
947 :     /* write an empty marker to the bitstream.
948 : suxen_drol 890
949 : edgomez 851 for divx5 decoder compatibility, this marker must consist
950 :     of a not-coded p-vop, with a time_base of zero, and time_increment
951 :     indentical to the future-referece frame.
952 :     */
953 :    
954 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
955 : edgomez 851 int tmp;
956 : suxen_drol 890 int bits;
957 : edgomez 851
958 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
959 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
960 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
961 :    
962 : suxen_drol 890 bits = BitstreamPos(&bs);
963 :    
964 : edgomez 851 tmp = pEnc->current->seconds;
965 :     pEnc->current->seconds = 0; /* force time_base = 0 */
966 :    
967 :     BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0);
968 : suxen_drol 890 BitstreamPad(&bs);
969 : edgomez 851 pEnc->current->seconds = tmp;
970 :    
971 : suxen_drol 890 /* add the not-coded length to the reference frame size */
972 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
973 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
974 : edgomez 851
975 : suxen_drol 920 /* flush complete: reset counters */
976 :     pEnc->flush_bframes = 0;
977 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
978 : suxen_drol 890 goto done;
979 : edgomez 851
980 :     }
981 : suxen_drol 920
982 :     /* flush complete: reset counters */
983 :     pEnc->flush_bframes = 0;
984 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
985 : edgomez 851 }
986 :    
987 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
988 :     * dequeue frame from the encoding queue
989 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
990 : edgomez 851
991 : suxen_drol 890 if (pEnc->queue_size == 0) /* empty */
992 : edgomez 851 {
993 : suxen_drol 890 if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
994 : edgomez 851 {
995 : suxen_drol 920
996 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
997 : suxen_drol 1031 pEnc->bframenum_head, pEnc->bframenum_tail,
998 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
999 :    
1000 : edgomez 949 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1001 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1002 : suxen_drol 920 }
1003 :    
1004 :     /* if the very last frame is to be b-vop, we must change it to a p-vop */
1005 : suxen_drol 1031 if (pEnc->bframenum_tail > 0) {
1006 : suxen_drol 920
1007 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1008 :     pEnc->bframenum_tail--;
1009 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1010 : edgomez 851
1011 : suxen_drol 920 /* convert B-VOP to P-VOP */
1012 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
1013 : edgomez 851
1014 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1015 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1016 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1017 :     }
1018 :    
1019 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1020 : suxen_drol 1031 pEnc->bframenum_head, pEnc->bframenum_tail,
1021 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1022 : suxen_drol 920
1023 : suxen_drol 1031 FrameCodeP(pEnc, &bs, 1, 0);
1024 : suxen_drol 920
1025 : suxen_drol 1031
1026 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1027 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1028 :     }else{
1029 :     pEnc->flush_bframes = 1;
1030 :     goto done;
1031 :     }
1032 :     }
1033 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1034 : suxen_drol 1031
1035 : edgomez 851 emms();
1036 : suxen_drol 890 return XVID_ERR_END; /* end of stream reached */
1037 : edgomez 851 }
1038 : suxen_drol 890 goto done; /* nothing to encode yet; encoder lag */
1039 :     }
1040 : edgomez 851
1041 : edgomez 1053 /* the current FRAME becomes the reference */
1042 : suxen_drol 890 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1043 : edgomez 853
1044 : edgomez 1053 /* remove frame from encoding-queue (head), and move it into the current */
1045 : suxen_drol 890 image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1046 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1047 : suxen_drol 920 pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1048 : suxen_drol 890 pEnc->queue_size--;
1049 : edgomez 851
1050 :    
1051 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1052 : suxen_drol 920 * init pEnc->current fields
1053 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1054 : edgomez 851
1055 : suxen_drol 924 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1056 : suxen_drol 941 inc_frame_num(pEnc);
1057 : suxen_drol 890 pEnc->current->vol_flags = pEnc->mbParam.vol_flags;
1058 :     pEnc->current->vop_flags = frame->vop_flags;
1059 :     pEnc->current->motion_flags = frame->motion;
1060 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1061 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1062 : edgomez 851
1063 : suxen_drol 938
1064 : edgomez 949 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1065 : suxen_drol 890 image_chroma_optimize(&pEnc->current->image,
1066 :     pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1067 :     }
1068 : edgomez 851
1069 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1070 :     * frame type & quant selection
1071 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1072 :    
1073 : suxen_drol 1031 type = frame->type;
1074 :     pEnc->current->quant = frame->quant;
1075 :    
1076 : suxen_drol 922 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1077 : suxen_drol 1031
1078 : suxen_drol 920 if (type > 0){ /* XVID_TYPE_?VOP */
1079 : suxen_drol 890 type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1080 : suxen_drol 920 } else{ /* XVID_TYPE_AUTO */
1081 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1082 : suxen_drol 890 pEnc->iFrameNum = 0;
1083 :     type = I_VOP;
1084 :     }else{
1085 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1086 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1087 : edgomez 953 pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold);
1088 : edgomez 851 }
1089 : suxen_drol 890 }
1090 : suxen_drol 920
1091 :     /* bframes buffer overflow check */
1092 : suxen_drol 1025 if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1093 :     type = P_VOP;
1094 : suxen_drol 920 }
1095 :    
1096 : suxen_drol 890 pEnc->iFrameNum++;
1097 : edgomez 851
1098 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1099 : suxen_drol 890 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1100 : suxen_drol 920 "%i st:%i if:%i", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1101 : edgomez 851 }
1102 :    
1103 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1104 : suxen_drol 920 * encode this frame as a b-vop
1105 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1106 : edgomez 851 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1107 : suxen_drol 920 if (type == B_VOP) {
1108 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1109 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1110 : edgomez 851 }
1111 :    
1112 : suxen_drol 926 if (frame->quant < 1) {
1113 : suxen_drol 920 pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1114 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1115 : edgomez 851
1116 : suxen_drol 920 } else {
1117 : suxen_drol 926 pEnc->current->quant = frame->quant;
1118 : suxen_drol 920 }
1119 : edgomez 851
1120 : suxen_drol 920 if (pEnc->current->quant < 1)
1121 :     pEnc->current->quant = 1;
1122 :     else if (pEnc->current->quant > 31)
1123 :     pEnc->current->quant = 31;
1124 :    
1125 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1126 : suxen_drol 920 pEnc->bframenum_head, pEnc->bframenum_tail,
1127 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1128 : suxen_drol 890
1129 : suxen_drol 920 /* store frame into bframe buffer & swap ref back to current */
1130 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1131 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1132 : edgomez 851
1133 : suxen_drol 920 pEnc->bframenum_tail++;
1134 : edgomez 851
1135 : suxen_drol 920 goto repeat;
1136 :     }
1137 : suxen_drol 890
1138 : suxen_drol 1031
1139 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1140 : suxen_drol 1031 pEnc->bframenum_head, pEnc->bframenum_tail,
1141 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1142 :    
1143 : suxen_drol 920 /* for unpacked bframes, output the stats for the last encoded frame */
1144 : suxen_drol 1031 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1145 : suxen_drol 920 {
1146 :     if (pEnc->current->stamp > 0) {
1147 : suxen_drol 922 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1148 : suxen_drol 920 }
1149 :     else
1150 :     stats->type = XVID_TYPE_NOTHING;
1151 :     }
1152 : edgomez 851
1153 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1154 :     * closed-gop
1155 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1156 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1157 : edgomez 851
1158 : edgomez 949 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1159 : edgomez 851
1160 : edgomez 1053 /* place this frame back on the encoding-queue (head) */
1161 :     /* we will deal with it next time */
1162 : suxen_drol 925 dec_frame_num(pEnc);
1163 :     pEnc->iFrameNum--;
1164 :    
1165 :     pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1166 : suxen_drol 920 pEnc->queue_size++;
1167 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1168 : edgomez 851
1169 : edgomez 1053 /* grab the last frame from the bframe-queue */
1170 : suxen_drol 890
1171 : suxen_drol 920 pEnc->bframenum_tail--;
1172 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1173 : suxen_drol 890
1174 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1175 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1176 : edgomez 851 }
1177 :    
1178 : suxen_drol 920 /* convert B-VOP quant to P-VOP */
1179 :     pEnc->current->quant = ((pEnc->current->quant*100) - pEnc->mbParam.bquant_offset) / pEnc->mbParam.bquant_ratio;
1180 :     type = P_VOP;
1181 :     }
1182 : edgomez 851
1183 : suxen_drol 920
1184 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1185 :     * encode this frame as an i-vop
1186 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1187 :    
1188 :     if (type == I_VOP) {
1189 :    
1190 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1191 : edgomez 851 pEnc->bframenum_head, pEnc->bframenum_tail,
1192 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1193 :    
1194 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1195 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1196 : edgomez 851 }
1197 :    
1198 : syskin 1080 pEnc->iFrameNum = 1;
1199 : edgomez 851
1200 : suxen_drol 920 /* ---- update vol flags at IVOP ----------- */
1201 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags = frame->vol_flags;
1202 : edgomez 1131 switch(frame->par) {
1203 :     case XVID_PAR_11_VGA:
1204 :     case XVID_PAR_43_PAL:
1205 :     case XVID_PAR_43_NTSC:
1206 :     case XVID_PAR_169_PAL:
1207 :     case XVID_PAR_169_NTSC:
1208 :     case XVID_PAR_EXT:
1209 :     pEnc->mbParam.par = frame->par;
1210 :     break;
1211 :     default:
1212 :     pEnc->mbParam.par = XVID_PAR_EXT;
1213 :     break;
1214 :     }
1215 :     pEnc->mbParam.par_width = (frame->par_width)?frame->par_width:1;
1216 :     pEnc->mbParam.par_height = (frame->par_height)?frame->par_height:1;
1217 : edgomez 851
1218 : edgomez 949 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1219 : suxen_drol 920 if (frame->quant_intra_matrix != NULL)
1220 :     set_intra_matrix(frame->quant_intra_matrix);
1221 :     if (frame->quant_inter_matrix != NULL)
1222 :     set_inter_matrix(frame->quant_inter_matrix);
1223 : edgomez 851 }
1224 :    
1225 : suxen_drol 920 /* prevent vol/vop misuse */
1226 : edgomez 851
1227 : edgomez 949 if (!(pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1228 :     pEnc->current->vop_flags &= ~XVID_VOP_REDUCED;
1229 : edgomez 851
1230 : edgomez 949 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1231 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1232 : edgomez 851
1233 : suxen_drol 920 /* ^^^------------------------ */
1234 : edgomez 851
1235 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1236 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1237 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1238 :     }
1239 : edgomez 851
1240 : suxen_drol 920 FrameCodeI(pEnc, &bs);
1241 :     xFrame->out_flags |= XVID_KEYFRAME;
1242 : edgomez 851
1243 : suxen_drol 920 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1244 :     * encode this frame as an p-vop
1245 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1246 : edgomez 851
1247 : edgomez 1053 } else { /* (type == P_VOP || type == S_VOP) */
1248 : edgomez 851
1249 : edgomez 1038 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1250 : suxen_drol 920 pEnc->bframenum_head, pEnc->bframenum_tail,
1251 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1252 :    
1253 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1254 : suxen_drol 920 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1255 :     }
1256 : edgomez 851
1257 : suxen_drol 920 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1258 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1259 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1260 :     }
1261 :    
1262 :     FrameCodeP(pEnc, &bs, 1, 0);
1263 :     }
1264 :    
1265 :    
1266 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1267 :     * on next enc_encode call we must flush bframes
1268 : suxen_drol 890 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1269 : edgomez 851
1270 : chl 1115 /*done_flush:*/
1271 : edgomez 851
1272 : suxen_drol 920 pEnc->flush_bframes = 1;
1273 : edgomez 851
1274 : suxen_drol 1031 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1275 : edgomez 949 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1276 : suxen_drol 890 goto repeat;
1277 : edgomez 853 }
1278 :    
1279 : suxen_drol 1031 /* packed or no-bframes or no-bframes-queued: output stats */
1280 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1281 : suxen_drol 922 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1282 : edgomez 851 }
1283 : Isibaar 113
1284 : suxen_drol 890 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1285 :     * done; return number of bytes consumed
1286 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1287 : edgomez 195
1288 : suxen_drol 890 done:
1289 :    
1290 : Isibaar 3 stop_global_timer();
1291 :     write_timer();
1292 :    
1293 : suxen_drol 890 emms();
1294 :     return BitstreamLength(&bs);
1295 : Isibaar 3 }
1296 :    
1297 :    
1298 : suxen_drol 926 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1299 :     {
1300 :     unsigned int i,j;
1301 :     int quant = frame->quant;
1302 : syskin 1109 if (quant > 31)
1303 :     frame->quant = quant = 31;
1304 :     else if (quant < 1)
1305 :     frame->quant = quant = 1;
1306 : suxen_drol 926
1307 :     for (j=0; j<pParam->mb_height; j++)
1308 :     for (i=0; i<pParam->mb_width; i++) {
1309 :     MACROBLOCK * pMB = &frame->mbs[j*pParam->mb_width + i];
1310 :     quant += pMB->dquant;
1311 :     if (quant > 31)
1312 :     quant = 31;
1313 : syskin 1109 else if (quant < 1)
1314 : suxen_drol 926 quant = 1;
1315 :     pMB->quant = quant;
1316 :     }
1317 :     }
1318 :    
1319 :    
1320 : edgomez 195 static __inline void
1321 :     CodeIntraMB(Encoder * pEnc,
1322 :     MACROBLOCK * pMB)
1323 :     {
1324 : Isibaar 3
1325 :     pMB->mode = MODE_INTRA;
1326 :    
1327 : suxen_drol 136 /* zero mv statistics */
1328 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1329 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1330 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1331 :     pMB->sad16 = 0;
1332 :    
1333 : suxen_drol 926 if (pMB->dquant != 0) {
1334 :     pMB->mode = MODE_INTRA_Q;
1335 :     }
1336 : Isibaar 3 }
1337 :    
1338 :    
1339 : h 101
1340 : edgomez 195 static int
1341 :     FrameCodeI(Encoder * pEnc,
1342 : suxen_drol 890 Bitstream * bs)
1343 : h 104 {
1344 : suxen_drol 890 int bits = BitstreamPos(bs);
1345 : edgomez 851 int mb_width = pEnc->mbParam.mb_width;
1346 :     int mb_height = pEnc->mbParam.mb_height;
1347 : suxen_drol 890
1348 : h 104 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1349 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1350 : h 104
1351 :     uint16_t x, y;
1352 :    
1353 : edgomez 949 if ((pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1354 : edgomez 851 {
1355 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1356 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1357 :    
1358 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1359 :     /* XXX: setedges is overkill */
1360 :     start_timer();
1361 :     image_setedges(&pEnc->current->image,
1362 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1363 :     pEnc->mbParam.width, pEnc->mbParam.height);
1364 :     stop_edges_timer();
1365 :     }
1366 :    
1367 : suxen_drol 136 pEnc->mbParam.m_rounding_type = 1;
1368 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1369 :     pEnc->current->coding_type = I_VOP;
1370 : suxen_drol 926
1371 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1372 : h 104
1373 : suxen_drol 890 BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1374 : edgomez 403
1375 : edgomez 851 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1376 :    
1377 : edgomez 1097 BitstreamPad(bs);
1378 :    
1379 : suxen_drol 229 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1);
1380 : h 104
1381 : edgomez 851 pEnc->current->sStat.iTextBits = 0;
1382 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1383 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1384 : h 104
1385 : edgomez 851 for (y = 0; y < mb_height; y++)
1386 :     for (x = 0; x < mb_width; x++) {
1387 : edgomez 195 MACROBLOCK *pMB =
1388 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1389 : h 104
1390 :     CodeIntraMB(pEnc, pMB);
1391 :    
1392 : edgomez 195 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1393 :     dct_codes, qcoeff);
1394 : h 104
1395 :     start_timer();
1396 : suxen_drol 136 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1397 : h 104 stop_prediction_timer();
1398 :    
1399 :     start_timer();
1400 : edgomez 949 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1401 : chl 353 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1402 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1403 :     qcoeff[5*64+0]=0;
1404 :     }
1405 : edgomez 851 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1406 : h 104 stop_coding_timer();
1407 :     }
1408 :    
1409 : edgomez 949 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1410 : edgomez 851 {
1411 :     image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1412 :     pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1413 : suxen_drol 890 16, 0);
1414 : edgomez 851 }
1415 : h 104 emms();
1416 :    
1417 : edgomez 1097 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1418 :    
1419 : suxen_drol 890 pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1420 :    
1421 : edgomez 851 pEnc->fMvPrevSigma = -1;
1422 : suxen_drol 136 pEnc->mbParam.m_fcode = 2;
1423 : h 104
1424 : edgomez 867 return 1; /* intra */
1425 : h 104 }
1426 :    
1427 :    
1428 : Isibaar 3 #define INTRA_THRESHOLD 0.5
1429 : edgomez 851 #define BFRAME_SKIP_THRESHHOLD 30
1430 : Isibaar 3
1431 : edgomez 851
1432 :     /* FrameCodeP also handles S(GMC)-VOPs */
1433 : edgomez 195 static int
1434 :     FrameCodeP(Encoder * pEnc,
1435 :     Bitstream * bs,
1436 :     bool force_inter,
1437 :     bool vol_header)
1438 : Isibaar 3 {
1439 : edgomez 13 float fSigma;
1440 : suxen_drol 890 int bits = BitstreamPos(bs);
1441 : Isibaar 42
1442 : edgomez 78 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1443 : edgomez 195 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1444 : edgomez 78
1445 : Isibaar 3 int iLimit;
1446 : edgomez 851 int x, y, k;
1447 : edgomez 13 int iSearchRange;
1448 : chl 1077 int bIntra=0, skip_possible;
1449 :     FRAMEINFO *const current = pEnc->current;
1450 :     FRAMEINFO *const reference = pEnc->reference;
1451 : edgomez 1097 MBParam * const pParam = &pEnc->mbParam;
1452 : chl 1077 int mb_width = pParam->mb_width;
1453 :     int mb_height = pParam->mb_height;
1454 : suxen_drol 890
1455 : Isibaar 3
1456 : chl 1077 /* IMAGE *pCurrent = &current->image; */
1457 :     IMAGE *pRef = &reference->image;
1458 :    
1459 :     if ((current->vop_flags & XVID_VOP_REDUCED))
1460 : edgomez 851 {
1461 : chl 1077 mb_width = (pParam->width + 31) / 32;
1462 :     mb_height = (pParam->height + 31) / 32;
1463 : edgomez 851 }
1464 :    
1465 :    
1466 : h 69 start_timer();
1467 : chl 1077 image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1468 :     pParam->width, pParam->height);
1469 : h 69 stop_edges_timer();
1470 : Isibaar 3
1471 : chl 1077 pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1472 :     current->rounding_type = pParam->m_rounding_type;
1473 :     current->fcode = pParam->m_fcode;
1474 : Isibaar 3
1475 :     if (!force_inter)
1476 : edgomez 851 iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1477 : edgomez 13 else
1478 : edgomez 851 iLimit = mb_width * mb_height + 1;
1479 : Isibaar 3
1480 : chl 1077 if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1481 : Isibaar 3 start_timer();
1482 : edgomez 195 image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1483 : chl 1077 &pEnc->vInterHV, pParam->edged_width,
1484 :     pParam->edged_height,
1485 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1486 :     current->rounding_type);
1487 : Isibaar 3 stop_inter_timer();
1488 :     }
1489 :    
1490 : chl 1077 current->coding_type = P_VOP;
1491 : suxen_drol 926
1492 :    
1493 : chl 1077 SetMacroblockQuants(&pEnc->mbParam, current);
1494 :    
1495 : Isibaar 3 start_timer();
1496 : chl 1077 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1497 :     { int gmcval;
1498 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1499 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1500 :    
1501 : edgomez 1107 if (current->motion_flags & XVID_ME_GME_REFINE) {
1502 : chl 1077 gmcval = GlobalMotionEstRefine(&current->warp,
1503 :     current->mbs, pParam,
1504 :     current, reference,
1505 :     &current->image,
1506 :     &reference->image,
1507 :     &pEnc->vInterH,
1508 :     &pEnc->vInterV,
1509 :     &pEnc->vInterHV);
1510 :     gmcval += /*current->quant */ 2 * (int)(pParam->mb_width*pParam->mb_height);
1511 :     }
1512 :    
1513 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1514 :     current,
1515 :     &reference->image,
1516 :     &current->image,
1517 :     pEnc->vGMC.y);
1518 :     gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1519 : edgomez 851
1520 : chl 1077 /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1521 :     generate_GMCparameters( 3, 3, &current->warp,
1522 :     pParam->width, pParam->height,
1523 :     &current->new_gmc_data);
1524 : Isibaar 3
1525 : chl 1077 if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1526 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1527 :     {
1528 :     current->coding_type = S_VOP;
1529 : edgomez 851
1530 : chl 1077 generate_GMCimage(&current->new_gmc_data, &reference->image,
1531 :     pParam->mb_width, pParam->mb_height,
1532 :     pParam->edged_width, pParam->edged_width/2,
1533 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1534 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1535 : edgomez 851
1536 : chl 1077 } else {
1537 :    
1538 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1539 :     pParam->mb_width, pParam->mb_height,
1540 :     pParam->edged_width, pParam->edged_width/2,
1541 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1542 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1543 :     }
1544 :     }
1545 : edgomez 851
1546 : chl 1077 bIntra =
1547 :     MotionEstimation(&pEnc->mbParam, current, reference,
1548 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1549 :     &pEnc->vGMC, iLimit);
1550 : edgomez 851
1551 : Isibaar 3
1552 : chl 1077 stop_motion_timer();
1553 :    
1554 :     if (bIntra == 1) return FrameCodeI(pEnc, bs);
1555 :    
1556 :     set_timecodes(current,reference,pParam->fbase);
1557 : edgomez 195 if (vol_header)
1558 : suxen_drol 890 { BitstreamWriteVolHeader(bs, &pEnc->mbParam);
1559 : edgomez 1097 BitstreamPad(bs);
1560 : edgomez 851 }
1561 : Isibaar 3
1562 : chl 1077 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1);
1563 : Isibaar 3
1564 : chl 1077 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1565 :     current->sStat.kblks = current->sStat.mblks = current->sStat.ublks = 0;
1566 : Isibaar 3
1567 : edgomez 851
1568 :     for (y = 0; y < mb_height; y++) {
1569 :     for (x = 0; x < mb_width; x++) {
1570 : edgomez 195 MACROBLOCK *pMB =
1571 : chl 1077 &current->mbs[x + y * pParam->mb_width];
1572 : Isibaar 3
1573 : edgomez 13 bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1574 : Isibaar 3
1575 : edgomez 851 if (bIntra) {
1576 : Isibaar 3 CodeIntraMB(pEnc, pMB);
1577 : chl 1077 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1578 : edgomez 195 dct_codes, qcoeff);
1579 : chl 419
1580 :     start_timer();
1581 : chl 1077 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1582 : chl 419 stop_prediction_timer();
1583 : edgomez 851
1584 : chl 1077 current->sStat.kblks++;
1585 : edgomez 851
1586 : edgomez 1126 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1587 :     { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1588 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1589 :     qcoeff[5*64+0]=0;
1590 :     }
1591 : chl 1077 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1592 : edgomez 851 stop_coding_timer();
1593 :     continue;
1594 : Isibaar 3 }
1595 :    
1596 :     start_timer();
1597 : chl 1077 MBMotionCompensation(pMB, x, y, &reference->image,
1598 : edgomez 851 &pEnc->vInterH, &pEnc->vInterV,
1599 :     &pEnc->vInterHV, &pEnc->vGMC,
1600 : chl 1077 &current->image,
1601 :     dct_codes, pParam->width,
1602 :     pParam->height,
1603 :     pParam->edged_width,
1604 :     (current->vol_flags & XVID_VOL_QUARTERPEL),
1605 :     (current->vop_flags & XVID_VOP_REDUCED),
1606 :     current->rounding_type);
1607 : chl 347
1608 : edgomez 851 stop_comp_timer();
1609 :    
1610 : suxen_drol 926 if (pMB->dquant != 0) {
1611 :     pMB->mode = MODE_INTER_Q;
1612 : edgomez 851 }
1613 :    
1614 :     pMB->field_pred = 0;
1615 :    
1616 :     if (pMB->mode != MODE_NOT_CODED)
1617 :     { pMB->cbp =
1618 : chl 1077 MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1619 : edgomez 851 dct_codes, qcoeff);
1620 :     }
1621 :    
1622 :     if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1623 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1624 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1625 : chl 1077 current->sStat.mblks++;
1626 : edgomez 851 } else {
1627 : chl 1077 current->sStat.ublks++;
1628 : edgomez 851 }
1629 :    
1630 :     start_timer();
1631 :    
1632 : chl 347 /* Finished processing the MB, now check if to CODE or SKIP */
1633 :    
1634 : edgomez 851 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1635 : suxen_drol 926 (pMB->dquant == 0);
1636 : edgomez 851
1637 : chl 1077 if (current->coding_type == S_VOP)
1638 : edgomez 851 skip_possible &= (pMB->mcsel == 1);
1639 : chl 1077 else if (current->coding_type == P_VOP) {
1640 :     if ((pParam->vol_flags & XVID_VOL_QUARTERPEL))
1641 : edgomez 851 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1642 :     else
1643 :     skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1644 :     }
1645 : chl 347
1646 : edgomez 851 if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1647 : chl 347
1648 : edgomez 851 /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1649 :    
1650 : chl 1077 if (current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1651 : edgomez 851 {
1652 :     int bSkip = 1;
1653 :    
1654 :     for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1655 :     {
1656 :     int iSAD;
1657 : chl 1077 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1658 :     pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1659 :     pParam->edged_width,BFRAME_SKIP_THRESHHOLD);
1660 : edgomez 851 if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1661 :     { bSkip = 0;
1662 :     break;
1663 :     }
1664 :     }
1665 :    
1666 :     if (!bSkip) { /* no SKIP, but trivial block */
1667 : chl 1077 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1668 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1669 : edgomez 851 pMB->pmvs[0].x = - predMV.x;
1670 :     pMB->pmvs[0].y = - predMV.y;
1671 :     }
1672 :     else {
1673 : chl 1077 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1674 : edgomez 851 pMB->pmvs[0].x = - predMV.x;
1675 :     pMB->pmvs[0].y = - predMV.y;
1676 :     }
1677 :     pMB->mode = MODE_INTER;
1678 :     pMB->cbp = 0;
1679 : chl 1077 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1680 : edgomez 851 stop_coding_timer();
1681 :    
1682 :     continue; /* next MB */
1683 :     }
1684 :     }
1685 :     /* do SKIP */
1686 :    
1687 :     pMB->mode = MODE_NOT_CODED;
1688 :     MBSkip(bs);
1689 :     stop_coding_timer();
1690 :     continue; /* next MB */
1691 : edgomez 403 }
1692 : edgomez 851 /* ordinary case: normal coded INTER/INTER4V block */
1693 :    
1694 : chl 1077 if ((current->vop_flags & XVID_VOP_GREYSCALE))
1695 : edgomez 851 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1696 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1697 :     qcoeff[5*64+0]=0;
1698 :     }
1699 :    
1700 : chl 1077 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1701 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1702 : edgomez 851 pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1703 :     pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1704 : edgomez 1038 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);
1705 : edgomez 851 } else {
1706 : chl 1077 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1707 : edgomez 851 pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1708 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1709 : edgomez 1038 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);
1710 : edgomez 851 }
1711 :    
1712 :    
1713 :     if (pMB->mode == MODE_INTER4V)
1714 :     { int k;
1715 :     for (k=1;k<4;k++)
1716 :     {
1717 : chl 1077 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1718 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1719 : edgomez 851 pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1720 :     pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1721 : edgomez 1038 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);
1722 : edgomez 851 } else {
1723 : chl 1077 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1724 : edgomez 851 pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1725 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1726 : edgomez 1038 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);
1727 : edgomez 851 }
1728 :    
1729 : chl 353 }
1730 : chl 347 }
1731 : edgomez 851
1732 : chl 1077 MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1733 : edgomez 851 stop_coding_timer();
1734 : chl 347
1735 : Isibaar 3 }
1736 :     }
1737 :    
1738 : chl 1077 if ((current->vop_flags & XVID_VOP_REDUCED))
1739 : edgomez 851 {
1740 : chl 1077 image_deblock_rrv(&current->image, pParam->edged_width,
1741 :     current->mbs, mb_width, mb_height, pParam->mb_width,
1742 : suxen_drol 890 16, 0);
1743 : edgomez 851 }
1744 :    
1745 : Isibaar 3 emms();
1746 :    
1747 : chl 1077 if (current->sStat.iMvCount == 0)
1748 :     current->sStat.iMvCount = 1;
1749 : Isibaar 3
1750 : chl 1077 fSigma = (float) sqrt((float) current->sStat.iMvSum / current->sStat.iMvCount);
1751 : Isibaar 3
1752 : chl 1077 iSearchRange = 1 << (3 + pParam->m_fcode);
1753 : Isibaar 3
1754 : edgomez 195 if ((fSigma > iSearchRange / 3)
1755 : chl 1077 && (pParam->m_fcode <= (3 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1756 : edgomez 13 {
1757 : chl 1077 pParam->m_fcode++;
1758 : Isibaar 3 iSearchRange *= 2;
1759 : edgomez 195 } else if ((fSigma < iSearchRange / 6)
1760 : edgomez 851 && (pEnc->fMvPrevSigma >= 0)
1761 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1762 : chl 1077 && (pParam->m_fcode >= (2 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1763 : edgomez 13 {
1764 : chl 1077 pParam->m_fcode--;
1765 : Isibaar 3 iSearchRange /= 2;
1766 : edgomez 13 }
1767 : Isibaar 3
1768 : edgomez 851 pEnc->fMvPrevSigma = fSigma;
1769 : edgomez 195
1770 : edgomez 851 /* frame drop code */
1771 : edgomez 1053 #if 0
1772 : chl 1077 DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1773 : edgomez 1053 #endif
1774 : chl 1077 if (current->sStat.kblks + current->sStat.mblks <
1775 :     (pParam->frame_drop_ratio * mb_width * mb_height) / 100)
1776 : edgomez 851 {
1777 : chl 1077 current->sStat.kblks = current->sStat.mblks = 0;
1778 :     current->sStat.ublks = mb_width * mb_height;
1779 : edgomez 851
1780 :     BitstreamReset(bs);
1781 :    
1782 : chl 1077 set_timecodes(current,reference,pParam->fbase);
1783 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0);
1784 : edgomez 851
1785 : edgomez 867 /* copy reference frame details into the current frame */
1786 : chl 1077 current->quant = reference->quant;
1787 :     current->motion_flags = reference->motion_flags;
1788 :     current->rounding_type = reference->rounding_type;
1789 :     current->fcode = reference->fcode;
1790 :     current->bcode = reference->bcode;
1791 :     image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1792 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1793 : edgomez 851 }
1794 :    
1795 :     /* XXX: debug
1796 :     {
1797 :     char s[100];
1798 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1799 : chl 1077 image_dump_yuvpgm(&current->image,
1800 :     pParam->edged_width,
1801 :     pParam->width, pParam->height, s);
1802 : edgomez 851
1803 :     sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1804 : chl 1077 image_dump_yuvpgm(&reference->image,
1805 :     pParam->edged_width,
1806 :     pParam->width, pParam->height, s);
1807 : edgomez 851 }
1808 :     */
1809 :    
1810 : edgomez 1097 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1811 : edgomez 851
1812 : chl 1077 current->length = (BitstreamPos(bs) - bits) / 8;
1813 : Isibaar 3
1814 : edgomez 867 return 0; /* inter */
1815 : edgomez 851 }
1816 : suxen_drol 118
1817 : edgomez 851
1818 :     static void
1819 :     FrameCodeB(Encoder * pEnc,
1820 :     FRAMEINFO * frame,
1821 : suxen_drol 890 Bitstream * bs)
1822 : edgomez 851 {
1823 : suxen_drol 890 int bits = BitstreamPos(bs);
1824 : edgomez 851 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1825 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1826 :     uint32_t x, y;
1827 :    
1828 :     IMAGE *f_ref = &pEnc->reference->image;
1829 :     IMAGE *b_ref = &pEnc->current->image;
1830 :    
1831 : suxen_drol 890 #ifdef BFRAMES_DEC_DEBUG
1832 : edgomez 851 FILE *fp;
1833 :     static char first=0;
1834 :     #define BFRAME_DEBUG if (!first && fp){ \
1835 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1836 :     }
1837 :    
1838 : edgomez 949 /* XXX: pEnc->current->global_flags &= ~XVID_VOP_REDUCED; reduced resoltion not yet supported */
1839 : edgomez 851
1840 :     if (!first){
1841 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1842 :     }
1843 :     #endif
1844 :    
1845 : edgomez 867 /* forward */
1846 : edgomez 851 image_setedges(f_ref, pEnc->mbParam.edged_width,
1847 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1848 :     pEnc->mbParam.height);
1849 :     start_timer();
1850 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1851 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1852 : edgomez 949 (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1853 : edgomez 851 stop_inter_timer();
1854 :    
1855 : edgomez 867 /* backward */
1856 : edgomez 851 image_setedges(b_ref, pEnc->mbParam.edged_width,
1857 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1858 :     pEnc->mbParam.height);
1859 :     start_timer();
1860 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1861 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1862 : edgomez 949 (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1863 : edgomez 851 stop_inter_timer();
1864 :    
1865 :     start_timer();
1866 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
1867 : edgomez 867 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1868 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1869 :     pEnc->reference->mbs, f_ref,
1870 : edgomez 851 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1871 :     pEnc->current, b_ref, &pEnc->vInterH,
1872 :     &pEnc->vInterV, &pEnc->vInterHV);
1873 :     stop_motion_timer();
1874 :    
1875 :     frame->coding_type = B_VOP;
1876 :    
1877 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1878 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1);
1879 :    
1880 :     frame->sStat.iTextBits = 0;
1881 :     frame->sStat.iMvSum = 0;
1882 :     frame->sStat.iMvCount = 0;
1883 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1884 : suxen_drol 890 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1885 :     frame->sStat.kblks = frame->sStat.ublks = 0;
1886 : edgomez 851
1887 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1888 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1889 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1890 : edgomez 949 int direction = frame->vop_flags & XVID_VOP_ALTERNATESCAN ? 2 : 0;
1891 : edgomez 851
1892 : edgomez 867 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1893 : edgomez 851 if (mb->mode == MODE_NOT_CODED) {
1894 : edgomez 867 /* mb->mvs[0].x = mb->mvs[0].y = mb->cbp = 0; */
1895 : edgomez 851 continue;
1896 :     }
1897 :    
1898 : syskin 936 if (mb->mode != MODE_DIRECT_NONE_MV || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
1899 : edgomez 851 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1900 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
1901 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
1902 :     &pEnc->vInterV, &pEnc->vInterHV,
1903 :     dct_codes);
1904 :    
1905 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
1906 :     mb->quant = frame->quant;
1907 :    
1908 : syskin 936 if (mb->mode != MODE_DIRECT_NONE_MV)
1909 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
1910 : edgomez 851
1911 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
1912 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
1913 : edgomez 867 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1914 : edgomez 851 }
1915 :     }
1916 :    
1917 : edgomez 1126 /* keep only bits 5-2 -- Chroma blocks will just be skipped by the
1918 :     * coding function for BFrames, that's why we don't zero teh DC
1919 :     * coeffs */
1920 :     if ((frame->vop_flags & XVID_VOP_GREYSCALE))
1921 :     mb->cbp &= 0x3C;
1922 :    
1923 : edgomez 851 start_timer();
1924 :     MBCodingBVOP(mb, qcoeff, frame->fcode, frame->bcode, bs,
1925 :     &frame->sStat, direction);
1926 :     stop_coding_timer();
1927 :     }
1928 :     }
1929 :    
1930 :     emms();
1931 :    
1932 : edgomez 867 /* TODO: dynamic fcode/bcode ??? */
1933 : edgomez 851
1934 : edgomez 1097 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1935 : suxen_drol 890 frame->length = (BitstreamPos(bs) - bits) / 8;
1936 : edgomez 851
1937 :     #ifdef BFRAMES_DEC_DEBUG
1938 :     if (!first){
1939 :     first=1;
1940 :     if (fp)
1941 :     fclose(fp);
1942 :     }
1943 :     #endif
1944 : suxen_drol 118 }

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