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1 : edgomez 1.40 /*****************************************************************************
2 : edgomez 1.29 *
3 :     * XVID MPEG-4 VIDEO CODEC
4 : edgomez 1.102 * - Encoder main module -
5 : edgomez 1.29 *
6 : edgomez 1.102 * 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 1.77 *
10 : edgomez 1.102 * This program is free software ; you can redistribute it and/or modify
11 : edgomez 1.91 * it under the terms of the GNU General Public License as published by
12 : edgomez 1.102 * the Free Software Foundation ; either version 2 of the License, or
13 : edgomez 1.29 * (at your option) any later version.
14 :     *
15 :     * This program is distributed in the hope that it will be useful,
16 : edgomez 1.102 * but WITHOUT ANY WARRANTY ; without even the implied warranty of
17 : edgomez 1.29 * 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 1.102 * along with this program ; if not, write to the Free Software
22 : edgomez 1.29 * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
23 : edgomez 1.79 *
24 : syskin 1.121 * $Id: encoder.c,v 1.120 2005/11/22 10:23:01 suxen_drol Exp $
25 : edgomez 1.29 *
26 : edgomez 1.40 ****************************************************************************/
27 : chl 1.64
28 : Isibaar 1.1 #include <stdlib.h>
29 :     #include <stdio.h>
30 :     #include <math.h>
31 : edgomez 1.42 #include <string.h>
32 : Isibaar 1.1
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 1.91 #include "image/font.h"
39 :     #include "motion/sad.h"
40 : suxen_drol 1.32 #include "motion/motion.h"
41 : edgomez 1.102 #include "motion/gmc.h"
42 :    
43 : Isibaar 1.1 #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 1.2 #include "quant/quant_matrix.h"
50 : Isibaar 1.7 #include "utils/mem_align.h"
51 : Isibaar 1.1
52 : edgomez 1.40 /*****************************************************************************
53 :     * Local function prototypes
54 :     ****************************************************************************/
55 :    
56 : edgomez 1.39 static int FrameCodeI(Encoder * pEnc,
57 : edgomez 1.102 Bitstream * bs);
58 : edgomez 1.39
59 :     static int FrameCodeP(Encoder * pEnc,
60 : syskin 1.104 Bitstream * bs);
61 : Isibaar 1.1
62 : edgomez 1.91 static void FrameCodeB(Encoder * pEnc,
63 :     FRAMEINFO * frame,
64 : edgomez 1.102 Bitstream * bs);
65 : Isibaar 1.1
66 :    
67 : edgomez 1.40 /*****************************************************************************
68 :     * Encoder creation
69 :     *
70 :     * This function creates an Encoder instance, it allocates all necessary
71 : edgomez 1.91 * image buffers (reference, current and bframes) and initialize the internal
72 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
73 : edgomez 1.40 *
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 1.102 * - 0 - no errors
79 : syskin 1.96 * - 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 1.40 *
83 :     ****************************************************************************/
84 :    
85 : edgomez 1.102 /*
86 :     * Simplify the "fincr/fbase" fraction
87 :     */
88 : Skal 1.118 static int
89 :     gcd(int a, int b)
90 :     {
91 :     int r ;
92 :    
93 :     if (b > a) {
94 :     r = a;
95 :     a = b;
96 :     b = r;
97 :     }
98 :    
99 :     while ((r = a % b)) {
100 :     a = b;
101 :     b = r;
102 :     }
103 :     return b;
104 :     }
105 :    
106 : edgomez 1.102 static void
107 :     simplify_time(int *inc, int *base)
108 : Isibaar 1.1 {
109 : edgomez 1.102 /* common factor */
110 : Skal 1.118 const int s = gcd(*inc, *base);
111 :     *inc /= s;
112 :     *base /= s;
113 : Isibaar 1.1
114 : edgomez 1.106 if (*base > 65535 || *inc > 65535) {
115 :     int *biggest;
116 :     int *other;
117 : edgomez 1.107 float div;
118 : edgomez 1.108
119 : edgomez 1.106 if (*base > *inc) {
120 :     biggest = base;
121 :     other = inc;
122 :     } else {
123 :     biggest = inc;
124 :     other = base;
125 :     }
126 :    
127 : edgomez 1.107 div = ((float)*biggest)/((float)65535);
128 : Skal 1.118 *biggest = (unsigned int)(((float)*biggest)/div);
129 :     *other = (unsigned int)(((float)*other)/div);
130 : Isibaar 1.1 }
131 : edgomez 1.102 }
132 : Isibaar 1.1
133 : edgomez 1.39
134 : edgomez 1.102 int
135 :     enc_create(xvid_enc_create_t * create)
136 :     {
137 :     Encoder *pEnc;
138 :     int n;
139 : edgomez 1.39
140 : edgomez 1.102 if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */
141 :     return XVID_ERR_VERSION;
142 : Isibaar 1.1
143 : edgomez 1.102 if (create->width%2 || create->height%2)
144 :     return XVID_ERR_FAIL;
145 : Isibaar 1.1
146 : syskin 1.103 if (create->width<=0 || create->height<=0)
147 :     return XVID_ERR_FAIL;
148 :    
149 : edgomez 1.102 /* allocate encoder struct */
150 : edgomez 1.41
151 : edgomez 1.39 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
152 :     if (pEnc == NULL)
153 : Isibaar 1.1 return XVID_ERR_MEMORY;
154 : edgomez 1.42 memset(pEnc, 0, sizeof(Encoder));
155 :    
156 : edgomez 1.102 pEnc->mbParam.profile = create->profile;
157 : Isibaar 1.1
158 : edgomez 1.102 /* global flags */
159 :     pEnc->mbParam.global_flags = create->global;
160 : suxen_drol 1.117 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED))
161 :     pEnc->mbParam.global_flags |= XVID_GLOBAL_DIVX5_USERDATA;
162 : Isibaar 1.1
163 : edgomez 1.102 /* width, height */
164 :     pEnc->mbParam.width = create->width;
165 :     pEnc->mbParam.height = create->height;
166 : Isibaar 1.1 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
167 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
168 : edgomez 1.41 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
169 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
170 : Isibaar 1.1
171 : edgomez 1.102 /* framerate */
172 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
173 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
174 :     if (pEnc->mbParam.fincr>0)
175 : Skal 1.118 simplify_time((int*)&pEnc->mbParam.fincr, (int*)&pEnc->mbParam.fbase);
176 : Isibaar 1.119
177 : edgomez 1.102 /* zones */
178 :     if(create->num_zones > 0) {
179 :     pEnc->num_zones = create->num_zones;
180 :     pEnc->zones = xvid_malloc(sizeof(xvid_enc_zone_t) * pEnc->num_zones, CACHE_LINE);
181 :     if (pEnc->zones == NULL)
182 :     goto xvid_err_memory0;
183 :     memcpy(pEnc->zones, create->zones, sizeof(xvid_enc_zone_t) * pEnc->num_zones);
184 :     } else {
185 :     pEnc->num_zones = 0;
186 :     pEnc->zones = NULL;
187 :     }
188 :    
189 :     /* plugins */
190 :     if(create->num_plugins > 0) {
191 :     pEnc->num_plugins = create->num_plugins;
192 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
193 :     if (pEnc->plugins == NULL)
194 :     goto xvid_err_memory0;
195 :     } else {
196 :     pEnc->num_plugins = 0;
197 :     pEnc->plugins = NULL;
198 :     }
199 :    
200 :     for (n=0; n<pEnc->num_plugins;n++) {
201 :     xvid_plg_create_t pcreate;
202 :     xvid_plg_info_t pinfo;
203 :    
204 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
205 :     pinfo.version = XVID_VERSION;
206 : suxen_drol 1.120 if (create->plugins[n].func(NULL, XVID_PLG_INFO, &pinfo, NULL) >= 0) {
207 : edgomez 1.102 pEnc->mbParam.plugin_flags |= pinfo.flags;
208 :     }
209 :    
210 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
211 :     pcreate.version = XVID_VERSION;
212 :     pcreate.num_zones = pEnc->num_zones;
213 :     pcreate.zones = pEnc->zones;
214 :     pcreate.width = pEnc->mbParam.width;
215 :     pcreate.height = pEnc->mbParam.height;
216 :     pcreate.mb_width = pEnc->mbParam.mb_width;
217 :     pcreate.mb_height = pEnc->mbParam.mb_height;
218 :     pcreate.fincr = pEnc->mbParam.fincr;
219 :     pcreate.fbase = pEnc->mbParam.fbase;
220 :     pcreate.param = create->plugins[n].param;
221 :    
222 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
223 : suxen_drol 1.120 if (create->plugins[n].func(NULL, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
224 : edgomez 1.102 pEnc->plugins[n].func = create->plugins[n].func;
225 :     }
226 :     }
227 :    
228 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
229 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
230 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
231 :     }
232 : Isibaar 1.43
233 : edgomez 1.102 /* temp dquants */
234 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
235 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
236 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
237 :     if (pEnc->temp_dquants==NULL)
238 :     goto xvid_err_memory1a;
239 :     }
240 : suxen_drol 1.32
241 : syskin 1.121 /* temp lambdas */
242 :     if (pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
243 :     pEnc->temp_lambda = (float *) xvid_malloc(pEnc->mbParam.mb_width *
244 :     pEnc->mbParam.mb_height * 6 * sizeof(float), CACHE_LINE);
245 :     if (pEnc->temp_lambda == NULL)
246 :     goto xvid_err_memory1a;
247 :     }
248 :    
249 : edgomez 1.102 /* bframes */
250 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
251 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
252 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
253 : Isibaar 1.1
254 : edgomez 1.102 /* min/max quant */
255 :     for (n=0; n<3; n++) {
256 :     pEnc->mbParam.min_quant[n] = create->min_quant[n] > 0 ? create->min_quant[n] : 2;
257 :     pEnc->mbParam.max_quant[n] = create->max_quant[n] > 0 ? create->max_quant[n] : 31;
258 :     }
259 : Isibaar 1.1
260 : edgomez 1.102 /* frame drop ratio */
261 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
262 : Isibaar 1.1
263 : edgomez 1.102 /* max keyframe interval */
264 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ? (10 * (int)pEnc->mbParam.fbase) / (int)pEnc->mbParam.fincr : create->max_key_interval;
265 : Isibaar 1.1
266 : edgomez 1.102 /* allocate working frame-image memory */
267 : h 1.16
268 : edgomez 1.39 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
269 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
270 :    
271 : edgomez 1.41 if (pEnc->current == NULL || pEnc->reference == NULL)
272 : edgomez 1.39 goto xvid_err_memory1;
273 : suxen_drol 1.27
274 : edgomez 1.102 /* allocate macroblock memory */
275 : h 1.16
276 : edgomez 1.41 pEnc->current->mbs =
277 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
278 :     pEnc->mbParam.mb_height, CACHE_LINE);
279 :     pEnc->reference->mbs =
280 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
281 :     pEnc->mbParam.mb_height, CACHE_LINE);
282 : Isibaar 1.1
283 : edgomez 1.39 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
284 :     goto xvid_err_memory2;
285 : suxen_drol 1.27
286 : edgomez 1.102 /* allocate quant matrix memory */
287 :    
288 :     pEnc->mbParam.mpeg_quant_matrices =
289 :     xvid_malloc(sizeof(uint16_t) * 64 * 8, CACHE_LINE);
290 :    
291 :     if (pEnc->mbParam.mpeg_quant_matrices == NULL)
292 :     goto xvid_err_memory2a;
293 :    
294 :     /* allocate interpolation image memory */
295 : suxen_drol 1.27
296 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
297 : edgomez 1.91 image_null(&pEnc->sOriginal);
298 : edgomez 1.102 image_null(&pEnc->sOriginal2);
299 :     }
300 : edgomez 1.91
301 :     image_null(&pEnc->f_refh);
302 :     image_null(&pEnc->f_refv);
303 :     image_null(&pEnc->f_refhv);
304 :    
305 : suxen_drol 1.27 image_null(&pEnc->current->image);
306 :     image_null(&pEnc->reference->image);
307 :     image_null(&pEnc->vInterH);
308 :     image_null(&pEnc->vInterV);
309 :     image_null(&pEnc->vInterHV);
310 : edgomez 1.39
311 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
312 :     if (image_create
313 : edgomez 1.91 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
314 :     pEnc->mbParam.edged_height) < 0)
315 :     goto xvid_err_memory3;
316 : edgomez 1.102
317 :     if (image_create
318 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
319 :     pEnc->mbParam.edged_height) < 0)
320 :     goto xvid_err_memory3;
321 : edgomez 1.91 }
322 :    
323 :     if (image_create
324 :     (&pEnc->f_refh, pEnc->mbParam.edged_width,
325 :     pEnc->mbParam.edged_height) < 0)
326 :     goto xvid_err_memory3;
327 :     if (image_create
328 :     (&pEnc->f_refv, pEnc->mbParam.edged_width,
329 :     pEnc->mbParam.edged_height) < 0)
330 :     goto xvid_err_memory3;
331 : edgomez 1.41 if (image_create
332 : edgomez 1.91 (&pEnc->f_refhv, pEnc->mbParam.edged_width,
333 : edgomez 1.41 pEnc->mbParam.edged_height) < 0)
334 : edgomez 1.39 goto xvid_err_memory3;
335 : edgomez 1.91
336 : edgomez 1.41 if (image_create
337 :     (&pEnc->current->image, pEnc->mbParam.edged_width,
338 :     pEnc->mbParam.edged_height) < 0)
339 : edgomez 1.39 goto xvid_err_memory3;
340 : edgomez 1.41 if (image_create
341 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
342 :     pEnc->mbParam.edged_height) < 0)
343 : edgomez 1.39 goto xvid_err_memory3;
344 : edgomez 1.41 if (image_create
345 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
346 :     pEnc->mbParam.edged_height) < 0)
347 : edgomez 1.39 goto xvid_err_memory3;
348 : edgomez 1.41 if (image_create
349 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
350 :     pEnc->mbParam.edged_height) < 0)
351 : edgomez 1.39 goto xvid_err_memory3;
352 : edgomez 1.41 if (image_create
353 :     (&pEnc->vInterHV, pEnc->mbParam.edged_width,
354 :     pEnc->mbParam.edged_height) < 0)
355 : edgomez 1.39 goto xvid_err_memory3;
356 : edgomez 1.91
357 :     /* Create full bitplane for GMC, this might be wasteful */
358 :     if (image_create
359 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
360 :     pEnc->mbParam.edged_height) < 0)
361 :     goto xvid_err_memory3;
362 :    
363 : edgomez 1.102 /* init bframe image buffers */
364 : edgomez 1.91
365 : edgomez 1.102 pEnc->bframenum_head = 0;
366 :     pEnc->bframenum_tail = 0;
367 :     pEnc->flush_bframes = 0;
368 :     pEnc->closed_bframenum = -1;
369 : edgomez 1.91
370 :     /* B Frames specific init */
371 :     pEnc->bframes = NULL;
372 :    
373 :     if (pEnc->mbParam.max_bframes > 0) {
374 :    
375 :     pEnc->bframes =
376 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
377 :     CACHE_LINE);
378 :    
379 :     if (pEnc->bframes == NULL)
380 :     goto xvid_err_memory3;
381 :    
382 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
383 :     pEnc->bframes[n] = NULL;
384 :    
385 :    
386 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
387 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
388 :    
389 :     if (pEnc->bframes[n] == NULL)
390 :     goto xvid_err_memory4;
391 :    
392 :     pEnc->bframes[n]->mbs =
393 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
394 :     pEnc->mbParam.mb_height, CACHE_LINE);
395 :    
396 :     if (pEnc->bframes[n]->mbs == NULL)
397 :     goto xvid_err_memory4;
398 :    
399 :     image_null(&pEnc->bframes[n]->image);
400 :    
401 :     if (image_create
402 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
403 :     pEnc->mbParam.edged_height) < 0)
404 :     goto xvid_err_memory4;
405 :    
406 :     }
407 :     }
408 :    
409 : edgomez 1.102 /* init incoming frame queue */
410 :     pEnc->queue_head = 0;
411 :     pEnc->queue_tail = 0;
412 :     pEnc->queue_size = 0;
413 : edgomez 1.91
414 : edgomez 1.102 pEnc->queue =
415 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
416 :     CACHE_LINE);
417 : edgomez 1.91
418 : edgomez 1.102 if (pEnc->queue == NULL)
419 :     goto xvid_err_memory4;
420 : edgomez 1.91
421 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
422 :     image_null(&pEnc->queue[n].image);
423 : edgomez 1.91
424 :    
425 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
426 :     if (image_create
427 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
428 :     pEnc->mbParam.edged_height) < 0)
429 :     goto xvid_err_memory5;
430 : edgomez 1.91 }
431 :    
432 : edgomez 1.102 /* timestamp stuff */
433 : edgomez 1.91
434 :     pEnc->mbParam.m_stamp = 0;
435 :     pEnc->m_framenum = 0;
436 :     pEnc->current->stamp = 0;
437 :     pEnc->reference->stamp = 0;
438 : edgomez 1.39
439 : edgomez 1.102 /* other stuff */
440 :    
441 :     pEnc->iFrameNum = 0;
442 :     pEnc->fMvPrevSigma = -1;
443 : Isibaar 1.1
444 : edgomez 1.102 create->handle = (void *) pEnc;
445 : Isibaar 1.1
446 : Isibaar 1.6 init_timer();
447 : edgomez 1.102 init_mpeg_matrix(pEnc->mbParam.mpeg_quant_matrices);
448 : Isibaar 1.1
449 : edgomez 1.102 return 0; /* ok */
450 : edgomez 1.39
451 :     /*
452 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
453 :     */
454 :    
455 : edgomez 1.91 xvid_err_memory5:
456 :    
457 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
458 :     image_destroy(&pEnc->queue[n].image, pEnc->mbParam.edged_width,
459 : edgomez 1.91 pEnc->mbParam.edged_height);
460 :     }
461 : edgomez 1.102
462 :     xvid_free(pEnc->queue);
463 : edgomez 1.91
464 :     xvid_err_memory4:
465 :    
466 :     if (pEnc->mbParam.max_bframes > 0) {
467 : edgomez 1.102 int i;
468 : edgomez 1.91
469 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
470 :    
471 :     if (pEnc->bframes[i] == NULL)
472 :     continue;
473 :    
474 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
475 :     pEnc->mbParam.edged_height);
476 :     xvid_free(pEnc->bframes[i]->mbs);
477 :     xvid_free(pEnc->bframes[i]);
478 : syskin 1.96 }
479 : edgomez 1.91
480 :     xvid_free(pEnc->bframes);
481 :     }
482 :    
483 : edgomez 1.41 xvid_err_memory3:
484 : edgomez 1.91
485 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
486 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
487 :     pEnc->mbParam.edged_height);
488 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
489 : edgomez 1.91 pEnc->mbParam.edged_height);
490 :     }
491 :    
492 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
493 :     pEnc->mbParam.edged_height);
494 :     image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
495 :     pEnc->mbParam.edged_height);
496 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
497 : edgomez 1.41 pEnc->mbParam.edged_height);
498 : edgomez 1.39
499 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
500 :     pEnc->mbParam.edged_height);
501 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
502 :     pEnc->mbParam.edged_height);
503 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
504 :     pEnc->mbParam.edged_height);
505 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
506 :     pEnc->mbParam.edged_height);
507 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
508 :     pEnc->mbParam.edged_height);
509 : edgomez 1.91
510 :     /* destroy GMC image */
511 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
512 :     pEnc->mbParam.edged_height);
513 :    
514 : edgomez 1.102 xvid_err_memory2a:
515 :     xvid_free(pEnc->mbParam.mpeg_quant_matrices);
516 : edgomez 1.39
517 : edgomez 1.41 xvid_err_memory2:
518 : edgomez 1.39 xvid_free(pEnc->current->mbs);
519 :     xvid_free(pEnc->reference->mbs);
520 :    
521 : edgomez 1.41 xvid_err_memory1:
522 : edgomez 1.39 xvid_free(pEnc->current);
523 :     xvid_free(pEnc->reference);
524 : edgomez 1.102
525 :     xvid_err_memory1a:
526 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
527 :     xvid_free(pEnc->temp_dquants);
528 :     }
529 :    
530 : syskin 1.121 if(pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
531 :     xvid_free(pEnc->temp_lambda);
532 :     }
533 :    
534 : edgomez 1.102 xvid_err_memory0:
535 :     for (n=0; n<pEnc->num_plugins;n++) {
536 :     if (pEnc->plugins[n].func) {
537 : suxen_drol 1.120 pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, NULL, NULL);
538 : edgomez 1.102 }
539 :     }
540 :     xvid_free(pEnc->plugins);
541 :    
542 :     xvid_free(pEnc->zones);
543 :    
544 : edgomez 1.39 xvid_free(pEnc);
545 :    
546 : edgomez 1.102 create->handle = NULL;
547 : edgomez 1.40
548 : edgomez 1.39 return XVID_ERR_MEMORY;
549 : Isibaar 1.1 }
550 :    
551 : edgomez 1.40 /*****************************************************************************
552 :     * Encoder destruction
553 :     *
554 :     * This function destroy the entire encoder structure created by a previous
555 : edgomez 1.102 * successful enc_create call.
556 : edgomez 1.40 *
557 :     * Returned values (for now only one returned value) :
558 : edgomez 1.102 * - 0 - no errors
559 : edgomez 1.40 *
560 :     ****************************************************************************/
561 :    
562 :     int
563 : edgomez 1.102 enc_destroy(Encoder * pEnc)
564 : Isibaar 1.1 {
565 : edgomez 1.91 int i;
566 : syskin 1.96
567 : edgomez 1.91 /* B Frames specific */
568 : edgomez 1.102 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
569 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
570 : edgomez 1.91 pEnc->mbParam.edged_height);
571 :     }
572 :    
573 : edgomez 1.102 xvid_free(pEnc->queue);
574 :    
575 : edgomez 1.91 if (pEnc->mbParam.max_bframes > 0) {
576 :    
577 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
578 :    
579 :     if (pEnc->bframes[i] == NULL)
580 :     continue;
581 :    
582 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
583 :     pEnc->mbParam.edged_height);
584 :     xvid_free(pEnc->bframes[i]->mbs);
585 :     xvid_free(pEnc->bframes[i]);
586 :     }
587 :    
588 :     xvid_free(pEnc->bframes);
589 : syskin 1.96
590 : edgomez 1.91 }
591 :    
592 : edgomez 1.39 /* All images, reference, current etc ... */
593 : edgomez 1.91
594 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
595 :     pEnc->mbParam.edged_height);
596 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
597 :     pEnc->mbParam.edged_height);
598 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
599 :     pEnc->mbParam.edged_height);
600 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
601 :     pEnc->mbParam.edged_height);
602 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
603 :     pEnc->mbParam.edged_height);
604 : edgomez 1.91 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
605 : edgomez 1.41 pEnc->mbParam.edged_height);
606 : edgomez 1.91 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
607 :     pEnc->mbParam.edged_height);
608 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
609 :     pEnc->mbParam.edged_height);
610 : edgomez 1.102 image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
611 :     pEnc->mbParam.edged_height);
612 : edgomez 1.91
613 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
614 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
615 :     pEnc->mbParam.edged_height);
616 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
617 : edgomez 1.91 pEnc->mbParam.edged_height);
618 :     }
619 : edgomez 1.39
620 :     /* Encoder structure */
621 : edgomez 1.91
622 : suxen_drol 1.27 xvid_free(pEnc->current->mbs);
623 :     xvid_free(pEnc->current);
624 :    
625 :     xvid_free(pEnc->reference->mbs);
626 :     xvid_free(pEnc->reference);
627 :    
628 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
629 :     xvid_free(pEnc->temp_dquants);
630 : edgomez 1.91 }
631 :    
632 :    
633 : edgomez 1.102 if (pEnc->num_plugins>0) {
634 :     xvid_plg_destroy_t pdestroy;
635 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
636 : edgomez 1.91
637 : edgomez 1.102 pdestroy.version = XVID_VERSION;
638 :     pdestroy.num_frames = pEnc->m_framenum;
639 : edgomez 1.91
640 : edgomez 1.102 for (i=0; i<pEnc->num_plugins;i++) {
641 :     if (pEnc->plugins[i].func) {
642 : suxen_drol 1.120 pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, NULL);
643 : edgomez 1.102 }
644 :     }
645 :     xvid_free(pEnc->plugins);
646 : edgomez 1.92 }
647 :    
648 : edgomez 1.102 xvid_free(pEnc->mbParam.mpeg_quant_matrices);
649 : edgomez 1.91
650 : edgomez 1.102 if (pEnc->num_plugins>0)
651 :     xvid_free(pEnc->zones);
652 : edgomez 1.91
653 : edgomez 1.102 xvid_free(pEnc);
654 : edgomez 1.91
655 : edgomez 1.102 return 0; /* ok */
656 : edgomez 1.91 }
657 :    
658 :    
659 : edgomez 1.102 /*
660 :     call the plugins
661 :     */
662 : edgomez 1.91
663 : edgomez 1.102 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
664 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
665 : suxen_drol 1.44 {
666 : syskin 1.121 unsigned int i, j, k;
667 : edgomez 1.102 xvid_plg_data_t data;
668 : edgomez 1.91
669 : edgomez 1.102 /* set data struct */
670 : suxen_drol 1.44
671 : edgomez 1.102 memset(&data, 0, sizeof(xvid_plg_data_t));
672 :     data.version = XVID_VERSION;
673 : edgomez 1.91
674 : edgomez 1.102 /* find zone */
675 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
676 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
677 :    
678 :     data.width = pEnc->mbParam.width;
679 :     data.height = pEnc->mbParam.height;
680 :     data.mb_width = pEnc->mbParam.mb_width;
681 :     data.mb_height = pEnc->mbParam.mb_height;
682 :     data.fincr = frame->fincr;
683 :     data.fbase = pEnc->mbParam.fbase;
684 :     data.bquant_ratio = pEnc->mbParam.bquant_ratio;
685 :     data.bquant_offset = pEnc->mbParam.bquant_offset;
686 :    
687 :     for (i=0; i<3; i++) {
688 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
689 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
690 :     }
691 :    
692 :     data.reference.csp = XVID_CSP_PLANAR;
693 :     data.reference.plane[0] = pEnc->reference->image.y;
694 :     data.reference.plane[1] = pEnc->reference->image.u;
695 :     data.reference.plane[2] = pEnc->reference->image.v;
696 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
697 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
698 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
699 :    
700 :     data.current.csp = XVID_CSP_PLANAR;
701 :     data.current.plane[0] = frame->image.y;
702 :     data.current.plane[1] = frame->image.u;
703 :     data.current.plane[2] = frame->image.v;
704 :     data.current.stride[0] = pEnc->mbParam.edged_width;
705 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
706 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
707 :    
708 :     data.frame_num = frame->frame_num;
709 :    
710 :     if (opt == XVID_PLG_BEFORE) {
711 :     data.type = *type;
712 :     data.quant = *quant;
713 :    
714 :     data.vol_flags = frame->vol_flags;
715 :     data.vop_flags = frame->vop_flags;
716 :     data.motion_flags = frame->motion_flags;
717 :    
718 :     } else if (opt == XVID_PLG_FRAME) {
719 :     data.type = coding2type(frame->coding_type);
720 :     data.quant = frame->quant;
721 :    
722 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
723 :     data.dquant = pEnc->temp_dquants;
724 :     data.dquant_stride = pEnc->mbParam.mb_width;
725 :     memset(data.dquant, 0, data.mb_width*data.mb_height);
726 :     }
727 : syskin 1.121
728 :     if(pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
729 :     int block = 0;
730 :     data.lambda = pEnc->temp_lambda;
731 :     for(i = 0;i < pEnc->mbParam.mb_height; i++)
732 :     for(j = 0;j < pEnc->mbParam.mb_width; j++)
733 :     for (k = 0; k < 6; k++)
734 :     data.lambda[block++] = 1.0f;
735 :     }
736 :    
737 : edgomez 1.102 } else { /* XVID_PLG_AFTER */
738 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
739 :     data.original.csp = XVID_CSP_PLANAR;
740 :     data.original.plane[0] = original->y;
741 :     data.original.plane[1] = original->u;
742 :     data.original.plane[2] = original->v;
743 :     data.original.stride[0] = pEnc->mbParam.edged_width;
744 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
745 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
746 :     }
747 : edgomez 1.91
748 : edgomez 1.102 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
749 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
750 : edgomez 1.91
751 : edgomez 1.102 data.sse_y =
752 :     plane_sse( original->y, frame->image.y,
753 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
754 :     pEnc->mbParam.height);
755 : edgomez 1.91
756 : edgomez 1.102 data.sse_u =
757 :     plane_sse( original->u, frame->image.u,
758 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
759 :     pEnc->mbParam.height/2);
760 : edgomez 1.91
761 : edgomez 1.102 data.sse_v =
762 :     plane_sse( original->v, frame->image.v,
763 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
764 :     pEnc->mbParam.height/2);
765 :     }
766 : edgomez 1.91
767 : edgomez 1.102 data.type = coding2type(frame->coding_type);
768 :     data.quant = frame->quant;
769 : edgomez 1.91
770 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
771 :     data.dquant = pEnc->temp_dquants;
772 :     data.dquant_stride = pEnc->mbParam.mb_width;
773 :    
774 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
775 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
776 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
777 :     }
778 :     }
779 : edgomez 1.91
780 : edgomez 1.102 data.vol_flags = frame->vol_flags;
781 :     data.vop_flags = frame->vop_flags;
782 :     data.motion_flags = frame->motion_flags;
783 :    
784 :     data.length = frame->length;
785 :     data.kblks = frame->sStat.kblks;
786 :     data.mblks = frame->sStat.mblks;
787 :     data.ublks = frame->sStat.ublks;
788 :    
789 :     /* New code */
790 :     data.stats.type = coding2type(frame->coding_type);
791 :     data.stats.quant = frame->quant;
792 :     data.stats.vol_flags = frame->vol_flags;
793 :     data.stats.vop_flags = frame->vop_flags;
794 :     data.stats.length = frame->length;
795 :     data.stats.hlength = frame->length - (frame->sStat.iTextBits / 8);
796 :     data.stats.kblks = frame->sStat.kblks;
797 :     data.stats.mblks = frame->sStat.mblks;
798 :     data.stats.ublks = frame->sStat.ublks;
799 :     data.stats.sse_y = data.sse_y;
800 :     data.stats.sse_u = data.sse_u;
801 :     data.stats.sse_v = data.sse_v;
802 : edgomez 1.91
803 : edgomez 1.102 if (stats)
804 :     *stats = data.stats;
805 :     }
806 : edgomez 1.91
807 : edgomez 1.102 /* call plugins */
808 :     for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
809 :     emms();
810 :     if (pEnc->plugins[i].func) {
811 : suxen_drol 1.120 if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, NULL) < 0) {
812 : edgomez 1.102 continue;
813 :     }
814 :     }
815 :     }
816 :     emms();
817 : edgomez 1.91
818 : edgomez 1.102 /* copy modified values back into frame*/
819 :     if (opt == XVID_PLG_BEFORE) {
820 :     *type = data.type;
821 :     *quant = data.quant > 0 ? data.quant : 2; /* default */
822 :    
823 :     frame->vol_flags = data.vol_flags;
824 :     frame->vop_flags = data.vop_flags;
825 :     frame->motion_flags = data.motion_flags;
826 :    
827 :     } else if (opt == XVID_PLG_FRAME) {
828 : edgomez 1.91
829 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
830 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
831 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
832 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
833 :     }
834 :     } else {
835 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
836 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
837 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
838 :     }
839 :     }
840 : syskin 1.121
841 :     if (pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
842 :     for (j = 0; j < pEnc->mbParam.mb_height; j++)
843 :     for (i = 0; i < pEnc->mbParam.mb_width; i++)
844 :     for (k = 0; k < 6; k++) {
845 :     frame->mbs[j*pEnc->mbParam.mb_width + i].lambda[k] =
846 :     (int) ((float)(1<<LAMBDA_EXP) * data.lambda[6 * (j * data.mb_width + i) + k]);
847 :     }
848 :     } else {
849 :     for (j = 0; j<pEnc->mbParam.mb_height; j++)
850 :     for (i = 0; i<pEnc->mbParam.mb_width; i++)
851 :     for (k = 0; k < 6; k++) {
852 :     frame->mbs[j*pEnc->mbParam.mb_width + i].lambda[k] = 1<<LAMBDA_EXP;
853 :     }
854 :     }
855 :    
856 :    
857 : edgomez 1.102 frame->mbs[0].quant = data.quant; /* FRAME will not affect the quant in stats */
858 :     }
859 : edgomez 1.91
860 :    
861 : edgomez 1.102 }
862 : edgomez 1.91
863 :    
864 : edgomez 1.102 static __inline void inc_frame_num(Encoder * pEnc)
865 :     {
866 :     pEnc->current->frame_num = pEnc->m_framenum;
867 :     pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
868 : edgomez 1.91
869 : edgomez 1.102 pEnc->mbParam.m_stamp += pEnc->current->fincr;
870 :     pEnc->m_framenum++; /* debug ticker */
871 :     }
872 :    
873 :     static __inline void dec_frame_num(Encoder * pEnc)
874 :     {
875 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
876 :     pEnc->m_framenum--; /* debug ticker */
877 :     }
878 : edgomez 1.91
879 : edgomez 1.102 static __inline void
880 :     MBSetDquant(MACROBLOCK * pMB, int x, int y, MBParam * mbParam)
881 :     {
882 :     if (pMB->cbp == 0) {
883 :     /* we want to code dquant but the quantizer value will not be used yet
884 :     let's find out if we can postpone dquant to next MB
885 :     */
886 :     if (x == mbParam->mb_width-1 && y == mbParam->mb_height-1) {
887 :     pMB->dquant = 0; /* it's the last MB of all, the easiest case */
888 :     return;
889 :     } else {
890 :     MACROBLOCK * next = pMB + 1;
891 :     const MACROBLOCK * prev = pMB - 1;
892 :     if (next->mode != MODE_INTER4V && next->mode != MODE_NOT_CODED)
893 :     /* mode allows dquant change in the future */
894 :     if (abs(next->quant - prev->quant) <= 2) {
895 :     /* quant change is not out of range */
896 :     pMB->quant = prev->quant;
897 :     pMB->dquant = 0;
898 :     next->dquant = next->quant - prev->quant;
899 :     return;
900 :     }
901 :     }
902 :     }
903 :     /* couldn't skip this dquant */
904 :     pMB->mode = MODE_INTER_Q;
905 :     }
906 :    
907 : edgomez 1.91
908 :    
909 : edgomez 1.102 static __inline void
910 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
911 :     {
912 : edgomez 1.91
913 : edgomez 1.102 pCur->ticks = (int32_t)pCur->stamp % time_base;
914 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
915 : edgomez 1.91
916 : edgomez 1.102 #if 0 /* HEAVY DEBUG OUTPUT */
917 :     fprintf(stderr,"WriteVop: %d - %d \n",
918 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
919 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
920 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
921 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
922 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
923 :     #endif
924 :     }
925 : edgomez 1.91
926 : edgomez 1.102 static void
927 :     simplify_par(int *par_width, int *par_height)
928 :     {
929 : edgomez 1.91
930 : edgomez 1.102 int _par_width = (!*par_width) ? 1 : (*par_width<0) ? -*par_width: *par_width;
931 :     int _par_height = (!*par_height) ? 1 : (*par_height<0) ? -*par_height: *par_height;
932 :     int divisor = gcd(_par_width, _par_height);
933 :    
934 :     _par_width /= divisor;
935 :     _par_height /= divisor;
936 :    
937 :     /* 2^8 precision maximum */
938 :     if (_par_width>255 || _par_height>255) {
939 :     float div;
940 : edgomez 1.91 emms();
941 : edgomez 1.102 if (_par_width>_par_height)
942 :     div = (float)_par_width/255;
943 :     else
944 :     div = (float)_par_height/255;
945 : edgomez 1.91
946 : edgomez 1.102 _par_width = (int)((float)_par_width/div);
947 :     _par_height = (int)((float)_par_height/div);
948 : edgomez 1.91 }
949 :    
950 : edgomez 1.102 *par_width = _par_width;
951 :     *par_height = _par_height;
952 : edgomez 1.91
953 : edgomez 1.102 return;
954 :     }
955 : edgomez 1.91
956 : syskin 1.96
957 : edgomez 1.102 /*****************************************************************************
958 :     * IPB frame encoder entry point
959 :     *
960 :     * Returned values :
961 :     * - >0 - output bytes
962 :     * - 0 - no output
963 :     * - XVID_ERR_VERSION - wrong version passed to core
964 :     * - XVID_ERR_END - End of stream reached before end of coding
965 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
966 :     * format
967 :     ****************************************************************************/
968 : edgomez 1.91
969 :    
970 : edgomez 1.102 int
971 :     enc_encode(Encoder * pEnc,
972 :     xvid_enc_frame_t * xFrame,
973 :     xvid_enc_stats_t * stats)
974 :     {
975 :     xvid_enc_frame_t * frame;
976 :     int type;
977 :     Bitstream bs;
978 : Isibaar 1.97
979 : edgomez 1.102 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
980 :     return XVID_ERR_VERSION;
981 : Isibaar 1.97
982 : edgomez 1.102 xFrame->out_flags = 0;
983 : edgomez 1.91
984 : edgomez 1.102 start_global_timer();
985 :     BitstreamInit(&bs, xFrame->bitstream, 0);
986 : edgomez 1.91
987 :    
988 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
989 :     * enqueue image to the encoding-queue
990 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
991 : edgomez 1.91
992 : edgomez 1.102 if (xFrame->input.csp != XVID_CSP_NULL)
993 : edgomez 1.91 {
994 : edgomez 1.102 QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
995 : edgomez 1.91
996 :     start_timer();
997 :     if (image_input
998 : edgomez 1.102 (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
999 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
1000 :     xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
1001 : edgomez 1.91 {
1002 :     emms();
1003 :     return XVID_ERR_FORMAT;
1004 :     }
1005 :     stop_conv_timer();
1006 :    
1007 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1008 :     image_chroma_optimize(&q->image,
1009 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1010 :     }
1011 :    
1012 : edgomez 1.102 q->frame = *xFrame;
1013 :    
1014 :     if (xFrame->quant_intra_matrix)
1015 : edgomez 1.91 {
1016 : edgomez 1.102 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
1017 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
1018 : edgomez 1.91 }
1019 :    
1020 : edgomez 1.102 if (xFrame->quant_inter_matrix)
1021 :     {
1022 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
1023 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
1024 : edgomez 1.91 }
1025 :    
1026 : edgomez 1.102 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
1027 :     pEnc->queue_size++;
1028 : edgomez 1.91 }
1029 :    
1030 :    
1031 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1032 : edgomez 1.102 * bframe flush code
1033 : edgomez 1.91 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1034 :    
1035 : edgomez 1.102 repeat:
1036 : edgomez 1.91
1037 : edgomez 1.102 if (pEnc->flush_bframes)
1038 :     {
1039 :     if (pEnc->bframenum_head < pEnc->bframenum_tail) {
1040 : edgomez 1.91
1041 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1042 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1043 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1044 : edgomez 1.91
1045 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1046 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
1047 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1048 : edgomez 1.91 }
1049 :    
1050 : edgomez 1.102 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
1051 : suxen_drol 1.120 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, NULL, NULL, stats);
1052 : edgomez 1.102 pEnc->bframenum_head++;
1053 : edgomez 1.91
1054 : edgomez 1.102 goto done;
1055 :     }
1056 : edgomez 1.91
1057 : edgomez 1.102 /* write an empty marker to the bitstream.
1058 : edgomez 1.91
1059 : edgomez 1.102 for divx5 decoder compatibility, this marker must consist
1060 :     of a not-coded p-vop, with a time_base of zero, and time_increment
1061 :     indentical to the future-referece frame.
1062 :     */
1063 : edgomez 1.91
1064 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
1065 :     int tmp;
1066 :     int bits;
1067 : edgomez 1.91
1068 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1069 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1070 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1071 :    
1072 : edgomez 1.102 bits = BitstreamPos(&bs);
1073 : edgomez 1.91
1074 : edgomez 1.102 tmp = pEnc->current->seconds;
1075 :     pEnc->current->seconds = 0; /* force time_base = 0 */
1076 : edgomez 1.91
1077 : edgomez 1.102 BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0, pEnc->current->quant);
1078 :     BitstreamPad(&bs);
1079 :     pEnc->current->seconds = tmp;
1080 : edgomez 1.91
1081 : edgomez 1.102 /* add the not-coded length to the reference frame size */
1082 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
1083 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1084 : edgomez 1.91
1085 : edgomez 1.102 /* flush complete: reset counters */
1086 :     pEnc->flush_bframes = 0;
1087 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1088 :     goto done;
1089 : edgomez 1.91
1090 :     }
1091 :    
1092 : edgomez 1.102 /* flush complete: reset counters */
1093 :     pEnc->flush_bframes = 0;
1094 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1095 :     }
1096 : edgomez 1.91
1097 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1098 :     * dequeue frame from the encoding queue
1099 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1100 : edgomez 1.91
1101 : edgomez 1.102 if (pEnc->queue_size == 0) /* empty */
1102 :     {
1103 :     if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
1104 :     {
1105 : edgomez 1.91
1106 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1107 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1108 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1109 :    
1110 : edgomez 1.102 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1111 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1112 : edgomez 1.102 }
1113 : edgomez 1.91
1114 : edgomez 1.102 /* if the very last frame is to be b-vop, we must change it to a p-vop */
1115 :     if (pEnc->bframenum_tail > 0) {
1116 : edgomez 1.91
1117 : edgomez 1.102 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1118 :     pEnc->bframenum_tail--;
1119 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1120 : edgomez 1.91
1121 : edgomez 1.102 /* convert B-VOP to P-VOP */
1122 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1123 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1124 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1125 : edgomez 1.91
1126 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1127 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1128 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1129 :     }
1130 : syskin 1.96
1131 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1132 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1133 : edgomez 1.102 pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1134 : syskin 1.103 pEnc->mbParam.frame_drop_ratio = -1; /* it must be a coded vop */
1135 : edgomez 1.91
1136 : syskin 1.104 FrameCodeP(pEnc, &bs);
1137 : edgomez 1.91
1138 :    
1139 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1140 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1141 : edgomez 1.102 }else{
1142 :     pEnc->flush_bframes = 1;
1143 :     goto done;
1144 :     }
1145 :     }
1146 :     DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1147 : edgomez 1.91
1148 : edgomez 1.102 emms();
1149 :     return XVID_ERR_END; /* end of stream reached */
1150 : edgomez 1.91 }
1151 : edgomez 1.102 goto done; /* nothing to encode yet; encoder lag */
1152 : edgomez 1.91 }
1153 :    
1154 : edgomez 1.102 /* the current FRAME becomes the reference */
1155 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1156 : edgomez 1.91
1157 : edgomez 1.102 /* remove frame from encoding-queue (head), and move it into the current */
1158 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1159 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1160 :     pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1161 :     pEnc->queue_size--;
1162 : edgomez 1.91
1163 : Isibaar 1.1
1164 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1165 :     * init pEnc->current fields
1166 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1167 : Isibaar 1.1
1168 : edgomez 1.102 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1169 : edgomez 1.91 inc_frame_num(pEnc);
1170 : edgomez 1.102 pEnc->current->vol_flags = frame->vol_flags;
1171 :     pEnc->current->vop_flags = frame->vop_flags;
1172 :     pEnc->current->motion_flags = frame->motion;
1173 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1174 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1175 : edgomez 1.91
1176 : edgomez 1.92
1177 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1178 : syskin 1.96 image_chroma_optimize(&pEnc->current->image,
1179 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1180 :     }
1181 : Isibaar 1.1
1182 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1183 :     * frame type & quant selection
1184 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1185 :    
1186 :     type = frame->type;
1187 :     pEnc->current->quant = frame->quant;
1188 :    
1189 : Skal 1.118 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, (int*)&pEnc->current->quant, stats);
1190 : edgomez 1.102
1191 :     if (type > 0){ /* XVID_TYPE_?VOP */
1192 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1193 :     } else{ /* XVID_TYPE_AUTO */
1194 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1195 :     pEnc->iFrameNum = 0;
1196 :     type = I_VOP;
1197 :     }else{
1198 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1199 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1200 :     pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold,
1201 :     (pEnc->bframes) ? pEnc->bframes[pEnc->bframenum_head]->mbs: NULL);
1202 :     }
1203 : edgomez 1.91 }
1204 : Isibaar 1.23
1205 : edgomez 1.102 if (type != I_VOP)
1206 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags; /* don't allow VOL changes here */
1207 :    
1208 :     /* bframes buffer overflow check */
1209 :     if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1210 :     type = P_VOP;
1211 :     }
1212 : suxen_drol 1.27
1213 : edgomez 1.102 pEnc->iFrameNum++;
1214 : Isibaar 1.1
1215 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1216 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1217 :     "%d st:%lld if:%d", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1218 : Isibaar 1.1 }
1219 :    
1220 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1221 :     * encode this frame as a b-vop
1222 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1223 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1224 :     if (type == B_VOP) {
1225 :     if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1226 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1227 :     }
1228 :    
1229 :     if (frame->quant < 1) {
1230 :     pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1231 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1232 : edgomez 1.91
1233 : edgomez 1.102 } else {
1234 :     pEnc->current->quant = frame->quant;
1235 :     }
1236 : edgomez 1.41
1237 : edgomez 1.102 if (pEnc->current->quant < 1)
1238 :     pEnc->current->quant = 1;
1239 :     else if (pEnc->current->quant > 31)
1240 :     pEnc->current->quant = 31;
1241 : edgomez 1.41
1242 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1243 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1244 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1245 : edgomez 1.40
1246 : edgomez 1.102 /* store frame into bframe buffer & swap ref back to current */
1247 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1248 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1249 : edgomez 1.41
1250 : edgomez 1.102 pEnc->bframenum_tail++;
1251 : edgomez 1.40
1252 : edgomez 1.102 goto repeat;
1253 :     }
1254 : edgomez 1.40
1255 :    
1256 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1257 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1258 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1259 : edgomez 1.40
1260 : edgomez 1.102 /* for unpacked bframes, output the stats for the last encoded frame */
1261 :     if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1262 :     {
1263 :     if (pEnc->current->stamp > 0) {
1264 : suxen_drol 1.120 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1265 : edgomez 1.40 }
1266 : edgomez 1.102 else
1267 :     stats->type = XVID_TYPE_NOTHING;
1268 :     }
1269 : edgomez 1.40
1270 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1271 :     * closed-gop
1272 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1273 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1274 : Isibaar 1.1
1275 : edgomez 1.102 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1276 : Isibaar 1.1
1277 : edgomez 1.102 /* place this frame back on the encoding-queue (head) */
1278 :     /* we will deal with it next time */
1279 :     dec_frame_num(pEnc);
1280 :     pEnc->iFrameNum--;
1281 : edgomez 1.13
1282 : edgomez 1.102 pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1283 :     pEnc->queue_size++;
1284 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1285 : edgomez 1.41
1286 : edgomez 1.102 /* grab the last frame from the bframe-queue */
1287 : edgomez 1.41
1288 : edgomez 1.102 pEnc->bframenum_tail--;
1289 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1290 : Isibaar 1.1
1291 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1292 : suxen_drol 1.117 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "CLOSED GOP BVOP->PVOP");
1293 : edgomez 1.40 }
1294 :    
1295 : edgomez 1.102 /* convert B-VOP quant to P-VOP */
1296 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1297 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1298 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1299 :     type = P_VOP;
1300 : edgomez 1.3 }
1301 : Isibaar 1.1
1302 : edgomez 1.93
1303 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1304 :     * encode this frame as an i-vop
1305 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1306 : h 1.5
1307 : edgomez 1.102 if (type == I_VOP) {
1308 : edgomez 1.41
1309 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1310 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1311 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1312 : Isibaar 1.7
1313 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1314 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1315 :     }
1316 : syskin 1.96
1317 : edgomez 1.102 pEnc->iFrameNum = 1;
1318 : Isibaar 1.1
1319 : edgomez 1.102 /* ---- update vol flags at IVOP ----------- */
1320 :     pEnc->mbParam.vol_flags = pEnc->current->vol_flags;
1321 : edgomez 1.41
1322 : edgomez 1.102 /* Aspect ratio */
1323 :     switch(frame->par) {
1324 :     case XVID_PAR_11_VGA:
1325 :     case XVID_PAR_43_PAL:
1326 :     case XVID_PAR_43_NTSC:
1327 :     case XVID_PAR_169_PAL:
1328 :     case XVID_PAR_169_NTSC:
1329 :     case XVID_PAR_EXT:
1330 :     pEnc->mbParam.par = frame->par;
1331 :     break;
1332 :     default:
1333 :     pEnc->mbParam.par = XVID_PAR_11_VGA;
1334 :     break;
1335 :     }
1336 : Isibaar 1.1
1337 : edgomez 1.102 /* For extended PAR only, we try to sanityse/simplify par values */
1338 :     if (pEnc->mbParam.par == XVID_PAR_EXT) {
1339 :     pEnc->mbParam.par_width = frame->par_width;
1340 :     pEnc->mbParam.par_height = frame->par_height;
1341 :     simplify_par(&pEnc->mbParam.par_width, &pEnc->mbParam.par_height);
1342 :     }
1343 : Isibaar 1.1
1344 : edgomez 1.102 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1345 :     if (frame->quant_intra_matrix != NULL)
1346 :     set_intra_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_intra_matrix);
1347 :     if (frame->quant_inter_matrix != NULL)
1348 :     set_inter_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_inter_matrix);
1349 :     }
1350 : Isibaar 1.1
1351 : edgomez 1.102 /* prevent vol/vop misuse */
1352 : Isibaar 1.1
1353 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1354 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1355 : suxen_drol 1.27
1356 : edgomez 1.102 /* ^^^------------------------ */
1357 : edgomez 1.41
1358 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1359 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1360 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1361 : Isibaar 1.1 }
1362 :    
1363 : edgomez 1.102 FrameCodeI(pEnc, &bs);
1364 :     xFrame->out_flags |= XVID_KEYFRAME;
1365 : Isibaar 1.1
1366 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1367 :     * encode this frame as an p-vop
1368 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1369 : Isibaar 1.1
1370 : edgomez 1.102 } else { /* (type == P_VOP || type == S_VOP) */
1371 : h 1.20
1372 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1373 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1374 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1375 : h 1.20
1376 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1377 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1378 :     }
1379 : h 1.20
1380 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1381 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1382 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1383 :     }
1384 : h 1.20
1385 : syskin 1.104 if ( FrameCodeP(pEnc, &bs) == 0 ) {
1386 : syskin 1.103 /* N-VOP, we mustn't code b-frames yet */
1387 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1388 : syskin 1.103 goto done;
1389 :     }
1390 : h 1.20 }
1391 :    
1392 : edgomez 1.41
1393 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1394 :     * on next enc_encode call we must flush bframes
1395 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1396 : edgomez 1.41
1397 : edgomez 1.102 /*done_flush:*/
1398 : h 1.26
1399 : edgomez 1.102 pEnc->flush_bframes = 1;
1400 : h 1.26
1401 : edgomez 1.102 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1402 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1403 :     goto repeat;
1404 : h 1.20 }
1405 :    
1406 : edgomez 1.102 /* packed or no-bframes or no-bframes-queued: output stats */
1407 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1408 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1409 : edgomez 1.102 }
1410 : h 1.20
1411 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1412 :     * done; return number of bytes consumed
1413 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1414 : h 1.20
1415 : edgomez 1.102 done:
1416 : h 1.20
1417 : edgomez 1.102 stop_global_timer();
1418 :     write_timer();
1419 : h 1.20
1420 : edgomez 1.102 emms();
1421 :     return BitstreamLength(&bs);
1422 :     }
1423 : h 1.20
1424 :    
1425 : edgomez 1.102 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1426 :     {
1427 :     unsigned int i;
1428 :     MACROBLOCK * pMB = frame->mbs;
1429 :     int quant = frame->mbs[0].quant; /* set by XVID_PLG_FRAME */
1430 :     if (quant > 31)
1431 :     frame->quant = quant = 31;
1432 :     else if (quant < 1)
1433 :     frame->quant = quant = 1;
1434 :    
1435 :     for (i = 0; i < pParam->mb_height * pParam->mb_width; i++) {
1436 :     quant += pMB->dquant;
1437 :     if (quant > 31)
1438 :     quant = 31;
1439 :     else if (quant < 1)
1440 :     quant = 1;
1441 :     pMB->quant = quant;
1442 :     pMB++;
1443 : h 1.20 }
1444 : edgomez 1.102 }
1445 : h 1.20
1446 :    
1447 : edgomez 1.102 static __inline void
1448 :     CodeIntraMB(Encoder * pEnc,
1449 :     MACROBLOCK * pMB)
1450 :     {
1451 : h 1.20
1452 : edgomez 1.102 pMB->mode = MODE_INTRA;
1453 : h 1.20
1454 : edgomez 1.102 /* zero mv statistics */
1455 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1456 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1457 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1458 :     pMB->sad16 = 0;
1459 : h 1.20
1460 : edgomez 1.102 if (pMB->dquant != 0) {
1461 :     pMB->mode = MODE_INTRA_Q;
1462 : h 1.20 }
1463 :     }
1464 :    
1465 :    
1466 : edgomez 1.102
1467 : edgomez 1.41 static int
1468 :     FrameCodeI(Encoder * pEnc,
1469 : edgomez 1.102 Bitstream * bs)
1470 : h 1.21 {
1471 : edgomez 1.102 int bits = BitstreamPos(bs);
1472 : edgomez 1.91 int mb_width = pEnc->mbParam.mb_width;
1473 :     int mb_height = pEnc->mbParam.mb_height;
1474 : h 1.21
1475 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1476 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1477 : h 1.21
1478 :     uint16_t x, y;
1479 :    
1480 : suxen_drol 1.27 pEnc->mbParam.m_rounding_type = 1;
1481 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1482 :     pEnc->current->coding_type = I_VOP;
1483 : h 1.21
1484 : edgomez 1.102 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1485 :    
1486 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1487 :    
1488 : suxen_drol 1.27 BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1489 : edgomez 1.78
1490 : edgomez 1.91 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1491 :    
1492 : edgomez 1.101 BitstreamPad(bs);
1493 : h 1.21
1494 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1, pEnc->current->mbs[0].quant);
1495 : h 1.21
1496 : edgomez 1.91 pEnc->current->sStat.iTextBits = 0;
1497 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1498 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1499 : h 1.21
1500 : edgomez 1.91 for (y = 0; y < mb_height; y++)
1501 :     for (x = 0; x < mb_width; x++) {
1502 : edgomez 1.41 MACROBLOCK *pMB =
1503 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1504 : h 1.21
1505 :     CodeIntraMB(pEnc, pMB);
1506 :    
1507 : edgomez 1.41 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1508 :     dct_codes, qcoeff);
1509 : h 1.21
1510 :     start_timer();
1511 : suxen_drol 1.27 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1512 : h 1.21 stop_prediction_timer();
1513 :    
1514 :     start_timer();
1515 : edgomez 1.91 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1516 : h 1.21 stop_coding_timer();
1517 :     }
1518 :    
1519 :     emms();
1520 :    
1521 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1522 :    
1523 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1524 :    
1525 : edgomez 1.91 pEnc->fMvPrevSigma = -1;
1526 : suxen_drol 1.27 pEnc->mbParam.m_fcode = 2;
1527 : h 1.21
1528 : edgomez 1.102 pEnc->current->is_edged = 0; /* not edged */
1529 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1530 : h 1.21
1531 : edgomez 1.93 return 1; /* intra */
1532 : h 1.21 }
1533 :    
1534 : syskin 1.114 static __inline void
1535 :     updateFcode(Statistics * sStat, Encoder * pEnc)
1536 :     {
1537 :     float fSigma;
1538 :     int iSearchRange;
1539 :    
1540 :     if (sStat->iMvCount == 0)
1541 :     sStat->iMvCount = 1;
1542 :    
1543 :     fSigma = (float) sqrt((float) sStat->iMvSum / sStat->iMvCount);
1544 :    
1545 :     iSearchRange = 16 << pEnc->mbParam.m_fcode;
1546 :    
1547 :     if ((3.0 * fSigma > iSearchRange) && (pEnc->mbParam.m_fcode <= 5) )
1548 :     pEnc->mbParam.m_fcode++;
1549 :    
1550 :     else if ((5.0 * fSigma < iSearchRange)
1551 :     && (4.0 * pEnc->fMvPrevSigma < iSearchRange)
1552 :     && (pEnc->mbParam.m_fcode >= 2) )
1553 :     pEnc->mbParam.m_fcode--;
1554 :    
1555 :     pEnc->fMvPrevSigma = fSigma;
1556 :     }
1557 : h 1.21
1558 : edgomez 1.91 #define BFRAME_SKIP_THRESHHOLD 30
1559 :    
1560 :     /* FrameCodeP also handles S(GMC)-VOPs */
1561 : edgomez 1.41 static int
1562 :     FrameCodeP(Encoder * pEnc,
1563 : syskin 1.104 Bitstream * bs)
1564 : Isibaar 1.1 {
1565 : edgomez 1.102 int bits = BitstreamPos(bs);
1566 : edgomez 1.13
1567 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1568 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1569 : Isibaar 1.8
1570 : edgomez 1.91 int x, y, k;
1571 : edgomez 1.102 FRAMEINFO *const current = pEnc->current;
1572 :     FRAMEINFO *const reference = pEnc->reference;
1573 :     MBParam * const pParam = &pEnc->mbParam;
1574 :     int mb_width = pParam->mb_width;
1575 :     int mb_height = pParam->mb_height;
1576 : syskin 1.103 int coded = 1;
1577 : syskin 1.96
1578 : edgomez 1.102 IMAGE *pRef = &reference->image;
1579 :    
1580 :     if (!reference->is_edged) {
1581 :     start_timer();
1582 :     image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1583 :     pParam->width, pParam->height, 0);
1584 :     stop_edges_timer();
1585 :     reference->is_edged = 1;
1586 :     }
1587 :    
1588 :     pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1589 :     current->rounding_type = pParam->m_rounding_type;
1590 :     current->fcode = pParam->m_fcode;
1591 : Isibaar 1.1
1592 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1593 :     if (reference->is_interpolated != current->rounding_type) {
1594 :     start_timer();
1595 :     image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1596 :     &pEnc->vInterHV, pParam->edged_width,
1597 :     pParam->edged_height,
1598 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1599 :     current->rounding_type);
1600 :     stop_inter_timer();
1601 :     reference->is_interpolated = current->rounding_type;
1602 :     }
1603 : Isibaar 1.1 }
1604 :    
1605 : syskin 1.111 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1606 :     current->sStat.kblks = current->sStat.mblks = current->sStat.ublks = 0;
1607 :    
1608 : edgomez 1.102 current->coding_type = P_VOP;
1609 :    
1610 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1611 :    
1612 :     SetMacroblockQuants(&pEnc->mbParam, current);
1613 : syskin 1.96
1614 : Isibaar 1.1 start_timer();
1615 : edgomez 1.102 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1616 :     { int gmcval;
1617 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1618 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1619 :    
1620 :     if (current->motion_flags & XVID_ME_GME_REFINE) {
1621 :     gmcval = GlobalMotionEstRefine(&current->warp,
1622 :     current->mbs, pParam,
1623 :     current, reference,
1624 :     &current->image,
1625 :     &reference->image,
1626 :     &pEnc->vInterH,
1627 :     &pEnc->vInterV,
1628 :     &pEnc->vInterHV);
1629 :     } else {
1630 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1631 :     current,
1632 :     &reference->image,
1633 :     &current->image,
1634 :     pEnc->vGMC.y);
1635 :     }
1636 :    
1637 :     gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1638 :    
1639 :     /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1640 :     generate_GMCparameters( 3, 3, &current->warp,
1641 :     pParam->width, pParam->height,
1642 :     &current->new_gmc_data);
1643 :    
1644 :     if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1645 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1646 :     {
1647 :     current->coding_type = S_VOP;
1648 :    
1649 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1650 :     pParam->mb_width, pParam->mb_height,
1651 :     pParam->edged_width, pParam->edged_width/2,
1652 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1653 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1654 :    
1655 :     } else {
1656 : edgomez 1.91
1657 : edgomez 1.102 generate_GMCimage(&current->new_gmc_data, &reference->image,
1658 :     pParam->mb_width, pParam->mb_height,
1659 :     pParam->edged_width, pParam->edged_width/2,
1660 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1661 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1662 :     }
1663 :     }
1664 : Isibaar 1.1
1665 : syskin 1.104 MotionEstimation(&pEnc->mbParam, current, reference,
1666 : edgomez 1.102 &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1667 : syskin 1.104 &pEnc->vGMC, 256*4096);
1668 : edgomez 1.91
1669 :    
1670 : edgomez 1.102 stop_motion_timer();
1671 : edgomez 1.91
1672 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1673 : Isibaar 1.1
1674 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1, current->mbs[0].quant);
1675 : edgomez 1.3
1676 : edgomez 1.91 for (y = 0; y < mb_height; y++) {
1677 :     for (x = 0; x < mb_width; x++) {
1678 : syskin 1.116 MACROBLOCK *pMB = &current->mbs[x + y * pParam->mb_width];
1679 :     int skip_possible;
1680 : edgomez 1.91
1681 : syskin 1.115 if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) {
1682 : Isibaar 1.1 CodeIntraMB(pEnc, pMB);
1683 : edgomez 1.102 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1684 : edgomez 1.41 dct_codes, qcoeff);
1685 : chl 1.81
1686 :     start_timer();
1687 : edgomez 1.102 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1688 : chl 1.81 stop_prediction_timer();
1689 : edgomez 1.91
1690 : edgomez 1.102 current->sStat.kblks++;
1691 : edgomez 1.91
1692 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1693 : edgomez 1.91 stop_coding_timer();
1694 :     continue;
1695 :     }
1696 :    
1697 :     start_timer();
1698 : edgomez 1.102 MBMotionCompensation(pMB, x, y, &reference->image,
1699 : edgomez 1.91 &pEnc->vInterH, &pEnc->vInterV,
1700 : syskin 1.96 &pEnc->vInterHV, &pEnc->vGMC,
1701 : edgomez 1.102 &current->image,
1702 :     dct_codes, pParam->width,
1703 :     pParam->height,
1704 :     pParam->edged_width,
1705 :     (current->vol_flags & XVID_VOL_QUARTERPEL),
1706 :     current->rounding_type);
1707 : edgomez 1.91
1708 :     stop_comp_timer();
1709 :    
1710 :     pMB->field_pred = 0;
1711 :    
1712 : syskin 1.112 if (pMB->cbp != 0) {
1713 : syskin 1.113 pMB->cbp = MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1714 : edgomez 1.91 dct_codes, qcoeff);
1715 :     }
1716 :    
1717 : edgomez 1.102 if (pMB->dquant != 0)
1718 :     MBSetDquant(pMB, x, y, &pEnc->mbParam);
1719 :    
1720 :    
1721 : edgomez 1.91 if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1722 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1723 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1724 : edgomez 1.102 current->sStat.mblks++;
1725 : chl 1.64 } else {
1726 : edgomez 1.102 current->sStat.ublks++;
1727 : edgomez 1.91 }
1728 : edgomez 1.102
1729 : Isibaar 1.1 start_timer();
1730 : chl 1.65
1731 :     /* Finished processing the MB, now check if to CODE or SKIP */
1732 :    
1733 : syskin 1.116 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER);
1734 : edgomez 1.102
1735 :     if (current->coding_type == S_VOP)
1736 : edgomez 1.91 skip_possible &= (pMB->mcsel == 1);
1737 : syskin 1.116 else { /* PVOP */
1738 :     const VECTOR * const mv = (pParam->vol_flags & XVID_VOL_QUARTERPEL) ?
1739 :     pMB->qmvs : pMB->mvs;
1740 :     skip_possible &= ((mv->x|mv->y) == 0);
1741 : edgomez 1.91 }
1742 :    
1743 : syskin 1.116 if ((pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1744 :     /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1745 :     int bSkip = 1;
1746 : edgomez 1.91
1747 : syskin 1.116 if (current->coding_type == P_VOP) { /* special rule for P-VOP's SKIP */
1748 : edgomez 1.91
1749 : syskin 1.116 for (k = pEnc->bframenum_head; k < pEnc->bframenum_tail; k++) {
1750 : edgomez 1.91 int iSAD;
1751 : edgomez 1.102 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1752 : syskin 1.116 pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1753 :     pParam->edged_width, BFRAME_SKIP_THRESHHOLD * pMB->quant);
1754 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) {
1755 :     bSkip = 0; /* could not SKIP */
1756 :     if (pParam->vol_flags & XVID_VOL_QUARTERPEL) {
1757 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1758 :     pMB->pmvs[0].x = - predMV.x;
1759 :     pMB->pmvs[0].y = - predMV.y;
1760 :     } else {
1761 :     VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1762 :     pMB->pmvs[0].x = - predMV.x;
1763 :     pMB->pmvs[0].y = - predMV.y;
1764 :     }
1765 :     pMB->mode = MODE_INTER;
1766 :     pMB->cbp = 0;
1767 : edgomez 1.91 break;
1768 :     }
1769 :     }
1770 :     }
1771 :    
1772 : syskin 1.116 if (bSkip) {
1773 :     /* do SKIP */
1774 :     pMB->mode = MODE_NOT_CODED;
1775 :     MBSkip(bs);
1776 :     stop_coding_timer();
1777 :     continue; /* next MB */
1778 : chl 1.68 }
1779 : chl 1.65 }
1780 : edgomez 1.102
1781 : syskin 1.116 /* ordinary case: normal coded INTER/INTER4V block */
1782 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1783 : edgomez 1.91 stop_coding_timer();
1784 : Isibaar 1.1 }
1785 :     }
1786 :    
1787 :     emms();
1788 : syskin 1.114 updateFcode(&current->sStat, pEnc);
1789 : edgomez 1.91
1790 :     /* frame drop code */
1791 : edgomez 1.102 #if 0
1792 :     DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1793 :     #endif
1794 : syskin 1.103 if (current->sStat.kblks + current->sStat.mblks <=
1795 : syskin 1.105 (pParam->frame_drop_ratio * mb_width * mb_height) / 100 &&
1796 :     ( (pEnc->bframenum_head >= pEnc->bframenum_tail) || !(pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP)) )
1797 : edgomez 1.91 {
1798 : edgomez 1.102 current->sStat.kblks = current->sStat.mblks = 0;
1799 :     current->sStat.ublks = mb_width * mb_height;
1800 : edgomez 1.91
1801 :     BitstreamReset(bs);
1802 :    
1803 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1804 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0, current->mbs[0].quant);
1805 : edgomez 1.91
1806 : edgomez 1.93 /* copy reference frame details into the current frame */
1807 : edgomez 1.102 current->quant = reference->quant;
1808 :     current->motion_flags = reference->motion_flags;
1809 :     current->rounding_type = reference->rounding_type;
1810 :     current->fcode = reference->fcode;
1811 :     current->bcode = reference->bcode;
1812 : syskin 1.103 current->stamp = reference->stamp;
1813 : edgomez 1.102 image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1814 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1815 : syskin 1.103 coded = 0;
1816 :    
1817 :     } else {
1818 : edgomez 1.102
1819 : syskin 1.103 pEnc->current->is_edged = 0; /* not edged */
1820 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1821 : edgomez 1.102
1822 : syskin 1.103 /* what was this frame's interpolated reference will become
1823 :     forward (past) reference in b-frame coding */
1824 : edgomez 1.102
1825 : syskin 1.103 image_swap(&pEnc->vInterH, &pEnc->f_refh);
1826 :     image_swap(&pEnc->vInterV, &pEnc->f_refv);
1827 :     image_swap(&pEnc->vInterHV, &pEnc->f_refhv);
1828 :     }
1829 : edgomez 1.91
1830 :     /* XXX: debug
1831 :     {
1832 :     char s[100];
1833 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1834 : edgomez 1.102 image_dump_yuvpgm(&current->image,
1835 :     pParam->edged_width,
1836 :     pParam->width, pParam->height, s);
1837 :    
1838 : edgomez 1.91 sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1839 : edgomez 1.102 image_dump_yuvpgm(&reference->image,
1840 :     pParam->edged_width,
1841 :     pParam->width, pParam->height, s);
1842 : syskin 1.96 }
1843 : edgomez 1.91 */
1844 :    
1845 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1846 : suxen_drol 1.60
1847 : edgomez 1.102 current->length = (BitstreamPos(bs) - bits) / 8;
1848 : Isibaar 1.1
1849 : syskin 1.103 return coded;
1850 : edgomez 1.91 }
1851 :    
1852 :    
1853 :     static void
1854 :     FrameCodeB(Encoder * pEnc,
1855 :     FRAMEINFO * frame,
1856 : edgomez 1.102 Bitstream * bs)
1857 : edgomez 1.91 {
1858 : edgomez 1.102 int bits = BitstreamPos(bs);
1859 : edgomez 1.91 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1860 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1861 :     uint32_t x, y;
1862 :    
1863 :     IMAGE *f_ref = &pEnc->reference->image;
1864 :     IMAGE *b_ref = &pEnc->current->image;
1865 :    
1866 : edgomez 1.102 #ifdef BFRAMES_DEC_DEBUG
1867 : edgomez 1.91 FILE *fp;
1868 :     static char first=0;
1869 :     #define BFRAME_DEBUG if (!first && fp){ \
1870 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1871 :     }
1872 :    
1873 :     if (!first){
1874 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1875 :     }
1876 :     #endif
1877 :    
1878 : edgomez 1.102 /* forward */
1879 :     if (!pEnc->reference->is_edged) {
1880 :     image_setedges(f_ref, pEnc->mbParam.edged_width,
1881 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1882 :     pEnc->mbParam.height, 0);
1883 :     pEnc->current->is_edged = 1;
1884 :     }
1885 : syskin 1.96
1886 : edgomez 1.102 if (pEnc->reference->is_interpolated != 0) {
1887 :     start_timer();
1888 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1889 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1890 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1891 :     stop_inter_timer();
1892 :     pEnc->reference->is_interpolated = 0;
1893 :     }
1894 : edgomez 1.91
1895 : edgomez 1.93 /* backward */
1896 : edgomez 1.102 if (!pEnc->current->is_edged) {
1897 :     image_setedges(b_ref, pEnc->mbParam.edged_width,
1898 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1899 :     pEnc->mbParam.height, 0);
1900 :     pEnc->current->is_edged = 1;
1901 :     }
1902 :    
1903 :     if (pEnc->current->is_interpolated != 0) {
1904 :     start_timer();
1905 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1906 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1907 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1908 :     stop_inter_timer();
1909 :     pEnc->current->is_interpolated = 0;
1910 :     }
1911 :    
1912 :     frame->coding_type = B_VOP;
1913 : syskin 1.121 call_plugins(pEnc, frame, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1914 : edgomez 1.91
1915 :     start_timer();
1916 : syskin 1.96 MotionEstimationBVOP(&pEnc->mbParam, frame,
1917 : edgomez 1.93 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1918 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1919 :     pEnc->reference->mbs, f_ref,
1920 : edgomez 1.91 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1921 :     pEnc->current, b_ref, &pEnc->vInterH,
1922 :     &pEnc->vInterV, &pEnc->vInterHV);
1923 :     stop_motion_timer();
1924 :    
1925 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1926 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1, frame->quant);
1927 : edgomez 1.91
1928 :     frame->sStat.iTextBits = 0;
1929 :     frame->sStat.iMvSum = 0;
1930 :     frame->sStat.iMvCount = 0;
1931 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1932 : edgomez 1.102 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1933 :     frame->sStat.kblks = frame->sStat.ublks = 0;
1934 : edgomez 1.91
1935 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
1936 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
1937 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
1938 :    
1939 : edgomez 1.93 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
1940 : edgomez 1.91 if (mb->mode == MODE_NOT_CODED) {
1941 : edgomez 1.102 if (pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
1942 :     MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image,
1943 : syskin 1.109 NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0);
1944 : edgomez 1.102 }
1945 : edgomez 1.91 continue;
1946 :     }
1947 :    
1948 : syskin 1.112 mb->quant = frame->quant;
1949 :    
1950 :     if (mb->cbp != 0 || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
1951 :     /* we have to motion-compensate, transfer etc,
1952 :     because there might be blocks to code */
1953 :    
1954 : edgomez 1.91 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
1955 : syskin 1.112 f_ref, &pEnc->f_refh, &pEnc->f_refv,
1956 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
1957 :     &pEnc->vInterV, &pEnc->vInterHV,
1958 :     dct_codes);
1959 :    
1960 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
1961 : edgomez 1.91 }
1962 : syskin 1.112
1963 :     if (mb->mode == MODE_DIRECT_NO4V)
1964 :     mb->mode = MODE_DIRECT;
1965 :    
1966 :     if (mb->mode == MODE_DIRECT && (mb->cbp | mb->pmvs[3].x | mb->pmvs[3].y) == 0)
1967 :     mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
1968 : syskin 1.115 else
1969 :     if (frame->vop_flags & XVID_VOP_GREYSCALE)
1970 :     /* keep only bits 5-2 -- Chroma blocks will just be skipped by MBCodingBVOP */
1971 :     mb->cbp &= 0x3C;
1972 : edgomez 1.102
1973 : edgomez 1.91 start_timer();
1974 : edgomez 1.102 MBCodingBVOP(frame, mb, qcoeff, frame->fcode, frame->bcode, bs,
1975 :     &frame->sStat);
1976 : edgomez 1.91 stop_coding_timer();
1977 :     }
1978 :     }
1979 :    
1980 :     emms();
1981 :    
1982 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1983 :     frame->length = (BitstreamPos(bs) - bits) / 8;
1984 : edgomez 1.91
1985 :     #ifdef BFRAMES_DEC_DEBUG
1986 :     if (!first){
1987 :     first=1;
1988 :     if (fp)
1989 :     fclose(fp);
1990 :     }
1991 :     #endif
1992 : suxen_drol 1.24 }

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