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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 1.105 * $Id: encoder.c,v 1.102.2.2 2004/04/03 10:39:27 syskin 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 :     static void
89 :     simplify_time(int *inc, int *base)
90 : Isibaar 1.1 {
91 : edgomez 1.102 /* common factor */
92 :     int i = *inc;
93 : edgomez 1.41 while (i > 1) {
94 : edgomez 1.102 if (*inc % i == 0 && *base % i == 0) {
95 :     *inc /= i;
96 :     *base /= i;
97 :     i = *inc;
98 : Isibaar 1.1 continue;
99 :     }
100 :     i--;
101 :     }
102 :    
103 : edgomez 1.102 /* if neccessary, round to 65535 accuracy */
104 :     if (*base > 65535) {
105 :     float div = (float) *base / 65535;
106 :     *base = (int) (*base / div);
107 :     *inc = (int) (*inc / div);
108 : Isibaar 1.1 }
109 : edgomez 1.102 }
110 : Isibaar 1.1
111 : edgomez 1.39
112 : edgomez 1.102 int
113 :     enc_create(xvid_enc_create_t * create)
114 :     {
115 :     Encoder *pEnc;
116 :     int n;
117 : edgomez 1.39
118 : edgomez 1.102 if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */
119 :     return XVID_ERR_VERSION;
120 : Isibaar 1.1
121 : edgomez 1.102 if (create->width%2 || create->height%2)
122 :     return XVID_ERR_FAIL;
123 : Isibaar 1.1
124 : syskin 1.103 if (create->width<=0 || create->height<=0)
125 :     return XVID_ERR_FAIL;
126 :    
127 : edgomez 1.102 /* allocate encoder struct */
128 : edgomez 1.41
129 : edgomez 1.39 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
130 :     if (pEnc == NULL)
131 : Isibaar 1.1 return XVID_ERR_MEMORY;
132 : edgomez 1.42 memset(pEnc, 0, sizeof(Encoder));
133 :    
134 : edgomez 1.102 pEnc->mbParam.profile = create->profile;
135 : Isibaar 1.1
136 : edgomez 1.102 /* global flags */
137 :     pEnc->mbParam.global_flags = create->global;
138 : Isibaar 1.1
139 : edgomez 1.102 /* width, height */
140 :     pEnc->mbParam.width = create->width;
141 :     pEnc->mbParam.height = create->height;
142 : Isibaar 1.1 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
143 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
144 : edgomez 1.41 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
145 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
146 : Isibaar 1.1
147 : edgomez 1.102 /* framerate */
148 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
149 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
150 :     if (pEnc->mbParam.fincr>0)
151 :     simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
152 :    
153 :     /* zones */
154 :     if(create->num_zones > 0) {
155 :     pEnc->num_zones = create->num_zones;
156 :     pEnc->zones = xvid_malloc(sizeof(xvid_enc_zone_t) * pEnc->num_zones, CACHE_LINE);
157 :     if (pEnc->zones == NULL)
158 :     goto xvid_err_memory0;
159 :     memcpy(pEnc->zones, create->zones, sizeof(xvid_enc_zone_t) * pEnc->num_zones);
160 :     } else {
161 :     pEnc->num_zones = 0;
162 :     pEnc->zones = NULL;
163 :     }
164 :    
165 :     /* plugins */
166 :     if(create->num_plugins > 0) {
167 :     pEnc->num_plugins = create->num_plugins;
168 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
169 :     if (pEnc->plugins == NULL)
170 :     goto xvid_err_memory0;
171 :     } else {
172 :     pEnc->num_plugins = 0;
173 :     pEnc->plugins = NULL;
174 :     }
175 :    
176 :     for (n=0; n<pEnc->num_plugins;n++) {
177 :     xvid_plg_create_t pcreate;
178 :     xvid_plg_info_t pinfo;
179 :    
180 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
181 :     pinfo.version = XVID_VERSION;
182 :     if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
183 :     pEnc->mbParam.plugin_flags |= pinfo.flags;
184 :     }
185 :    
186 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
187 :     pcreate.version = XVID_VERSION;
188 :     pcreate.num_zones = pEnc->num_zones;
189 :     pcreate.zones = pEnc->zones;
190 :     pcreate.width = pEnc->mbParam.width;
191 :     pcreate.height = pEnc->mbParam.height;
192 :     pcreate.mb_width = pEnc->mbParam.mb_width;
193 :     pcreate.mb_height = pEnc->mbParam.mb_height;
194 :     pcreate.fincr = pEnc->mbParam.fincr;
195 :     pcreate.fbase = pEnc->mbParam.fbase;
196 :     pcreate.param = create->plugins[n].param;
197 :    
198 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
199 :     if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
200 :     pEnc->plugins[n].func = create->plugins[n].func;
201 :     }
202 :     }
203 :    
204 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
205 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
206 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
207 :     }
208 : Isibaar 1.43
209 : edgomez 1.102 /* temp dquants */
210 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
211 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
212 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
213 :     if (pEnc->temp_dquants==NULL)
214 :     goto xvid_err_memory1a;
215 :     }
216 : suxen_drol 1.32
217 : edgomez 1.102 /* bframes */
218 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
219 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
220 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
221 : Isibaar 1.1
222 : edgomez 1.102 /* min/max quant */
223 :     for (n=0; n<3; n++) {
224 :     pEnc->mbParam.min_quant[n] = create->min_quant[n] > 0 ? create->min_quant[n] : 2;
225 :     pEnc->mbParam.max_quant[n] = create->max_quant[n] > 0 ? create->max_quant[n] : 31;
226 :     }
227 : Isibaar 1.1
228 : edgomez 1.102 /* frame drop ratio */
229 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
230 : Isibaar 1.1
231 : edgomez 1.102 /* max keyframe interval */
232 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ? (10 * (int)pEnc->mbParam.fbase) / (int)pEnc->mbParam.fincr : create->max_key_interval;
233 : Isibaar 1.1
234 : edgomez 1.102 /* allocate working frame-image memory */
235 : h 1.16
236 : edgomez 1.39 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
237 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
238 :    
239 : edgomez 1.41 if (pEnc->current == NULL || pEnc->reference == NULL)
240 : edgomez 1.39 goto xvid_err_memory1;
241 : suxen_drol 1.27
242 : edgomez 1.102 /* allocate macroblock memory */
243 : h 1.16
244 : edgomez 1.41 pEnc->current->mbs =
245 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
246 :     pEnc->mbParam.mb_height, CACHE_LINE);
247 :     pEnc->reference->mbs =
248 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
249 :     pEnc->mbParam.mb_height, CACHE_LINE);
250 : Isibaar 1.1
251 : edgomez 1.39 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
252 :     goto xvid_err_memory2;
253 : suxen_drol 1.27
254 : edgomez 1.102 /* allocate quant matrix memory */
255 :    
256 :     pEnc->mbParam.mpeg_quant_matrices =
257 :     xvid_malloc(sizeof(uint16_t) * 64 * 8, CACHE_LINE);
258 :    
259 :     if (pEnc->mbParam.mpeg_quant_matrices == NULL)
260 :     goto xvid_err_memory2a;
261 :    
262 :     /* allocate interpolation image memory */
263 : suxen_drol 1.27
264 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
265 : edgomez 1.91 image_null(&pEnc->sOriginal);
266 : edgomez 1.102 image_null(&pEnc->sOriginal2);
267 :     }
268 : edgomez 1.91
269 :     image_null(&pEnc->f_refh);
270 :     image_null(&pEnc->f_refv);
271 :     image_null(&pEnc->f_refhv);
272 :    
273 : suxen_drol 1.27 image_null(&pEnc->current->image);
274 :     image_null(&pEnc->reference->image);
275 :     image_null(&pEnc->vInterH);
276 :     image_null(&pEnc->vInterV);
277 :     image_null(&pEnc->vInterHV);
278 : edgomez 1.39
279 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
280 :     if (image_create
281 : edgomez 1.91 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
282 :     pEnc->mbParam.edged_height) < 0)
283 :     goto xvid_err_memory3;
284 : edgomez 1.102
285 :     if (image_create
286 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
287 :     pEnc->mbParam.edged_height) < 0)
288 :     goto xvid_err_memory3;
289 : edgomez 1.91 }
290 :    
291 :     if (image_create
292 :     (&pEnc->f_refh, pEnc->mbParam.edged_width,
293 :     pEnc->mbParam.edged_height) < 0)
294 :     goto xvid_err_memory3;
295 :     if (image_create
296 :     (&pEnc->f_refv, pEnc->mbParam.edged_width,
297 :     pEnc->mbParam.edged_height) < 0)
298 :     goto xvid_err_memory3;
299 : edgomez 1.41 if (image_create
300 : edgomez 1.91 (&pEnc->f_refhv, pEnc->mbParam.edged_width,
301 : edgomez 1.41 pEnc->mbParam.edged_height) < 0)
302 : edgomez 1.39 goto xvid_err_memory3;
303 : edgomez 1.91
304 : edgomez 1.41 if (image_create
305 :     (&pEnc->current->image, pEnc->mbParam.edged_width,
306 :     pEnc->mbParam.edged_height) < 0)
307 : edgomez 1.39 goto xvid_err_memory3;
308 : edgomez 1.41 if (image_create
309 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
310 :     pEnc->mbParam.edged_height) < 0)
311 : edgomez 1.39 goto xvid_err_memory3;
312 : edgomez 1.41 if (image_create
313 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
314 :     pEnc->mbParam.edged_height) < 0)
315 : edgomez 1.39 goto xvid_err_memory3;
316 : edgomez 1.41 if (image_create
317 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
318 :     pEnc->mbParam.edged_height) < 0)
319 : edgomez 1.39 goto xvid_err_memory3;
320 : edgomez 1.41 if (image_create
321 :     (&pEnc->vInterHV, pEnc->mbParam.edged_width,
322 :     pEnc->mbParam.edged_height) < 0)
323 : edgomez 1.39 goto xvid_err_memory3;
324 : edgomez 1.91
325 :     /* Create full bitplane for GMC, this might be wasteful */
326 :     if (image_create
327 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
328 :     pEnc->mbParam.edged_height) < 0)
329 :     goto xvid_err_memory3;
330 :    
331 : edgomez 1.102 /* init bframe image buffers */
332 : edgomez 1.91
333 : edgomez 1.102 pEnc->bframenum_head = 0;
334 :     pEnc->bframenum_tail = 0;
335 :     pEnc->flush_bframes = 0;
336 :     pEnc->closed_bframenum = -1;
337 : edgomez 1.91
338 :     /* B Frames specific init */
339 :     pEnc->bframes = NULL;
340 :    
341 :     if (pEnc->mbParam.max_bframes > 0) {
342 :    
343 :     pEnc->bframes =
344 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
345 :     CACHE_LINE);
346 :    
347 :     if (pEnc->bframes == NULL)
348 :     goto xvid_err_memory3;
349 :    
350 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
351 :     pEnc->bframes[n] = NULL;
352 :    
353 :    
354 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
355 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
356 :    
357 :     if (pEnc->bframes[n] == NULL)
358 :     goto xvid_err_memory4;
359 :    
360 :     pEnc->bframes[n]->mbs =
361 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
362 :     pEnc->mbParam.mb_height, CACHE_LINE);
363 :    
364 :     if (pEnc->bframes[n]->mbs == NULL)
365 :     goto xvid_err_memory4;
366 :    
367 :     image_null(&pEnc->bframes[n]->image);
368 :    
369 :     if (image_create
370 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
371 :     pEnc->mbParam.edged_height) < 0)
372 :     goto xvid_err_memory4;
373 :    
374 :     }
375 :     }
376 :    
377 : edgomez 1.102 /* init incoming frame queue */
378 :     pEnc->queue_head = 0;
379 :     pEnc->queue_tail = 0;
380 :     pEnc->queue_size = 0;
381 : edgomez 1.91
382 : edgomez 1.102 pEnc->queue =
383 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
384 :     CACHE_LINE);
385 : edgomez 1.91
386 : edgomez 1.102 if (pEnc->queue == NULL)
387 :     goto xvid_err_memory4;
388 : edgomez 1.91
389 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
390 :     image_null(&pEnc->queue[n].image);
391 : edgomez 1.91
392 :    
393 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
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 1.91 }
399 :    
400 : edgomez 1.102 /* timestamp stuff */
401 : edgomez 1.91
402 :     pEnc->mbParam.m_stamp = 0;
403 :     pEnc->m_framenum = 0;
404 :     pEnc->current->stamp = 0;
405 :     pEnc->reference->stamp = 0;
406 : edgomez 1.39
407 : edgomez 1.102 /* other stuff */
408 :    
409 :     pEnc->iFrameNum = 0;
410 :     pEnc->fMvPrevSigma = -1;
411 : Isibaar 1.1
412 : edgomez 1.102 create->handle = (void *) pEnc;
413 : Isibaar 1.1
414 : Isibaar 1.6 init_timer();
415 : edgomez 1.102 init_mpeg_matrix(pEnc->mbParam.mpeg_quant_matrices);
416 : Isibaar 1.1
417 : edgomez 1.102 return 0; /* ok */
418 : edgomez 1.39
419 :     /*
420 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
421 :     */
422 :    
423 : edgomez 1.91 xvid_err_memory5:
424 :    
425 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
426 :     image_destroy(&pEnc->queue[n].image, pEnc->mbParam.edged_width,
427 : edgomez 1.91 pEnc->mbParam.edged_height);
428 :     }
429 : edgomez 1.102
430 :     xvid_free(pEnc->queue);
431 : edgomez 1.91
432 :     xvid_err_memory4:
433 :    
434 :     if (pEnc->mbParam.max_bframes > 0) {
435 : edgomez 1.102 int i;
436 : edgomez 1.91
437 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
438 :    
439 :     if (pEnc->bframes[i] == NULL)
440 :     continue;
441 :    
442 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
443 :     pEnc->mbParam.edged_height);
444 :     xvid_free(pEnc->bframes[i]->mbs);
445 :     xvid_free(pEnc->bframes[i]);
446 : syskin 1.96 }
447 : edgomez 1.91
448 :     xvid_free(pEnc->bframes);
449 :     }
450 :    
451 : edgomez 1.41 xvid_err_memory3:
452 : edgomez 1.91
453 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
454 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
455 :     pEnc->mbParam.edged_height);
456 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
457 : edgomez 1.91 pEnc->mbParam.edged_height);
458 :     }
459 :    
460 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
461 :     pEnc->mbParam.edged_height);
462 :     image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
463 :     pEnc->mbParam.edged_height);
464 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
465 : edgomez 1.41 pEnc->mbParam.edged_height);
466 : edgomez 1.39
467 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
468 :     pEnc->mbParam.edged_height);
469 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
470 :     pEnc->mbParam.edged_height);
471 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
472 :     pEnc->mbParam.edged_height);
473 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
474 :     pEnc->mbParam.edged_height);
475 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
476 :     pEnc->mbParam.edged_height);
477 : edgomez 1.91
478 :     /* destroy GMC image */
479 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
480 :     pEnc->mbParam.edged_height);
481 :    
482 : edgomez 1.102 xvid_err_memory2a:
483 :     xvid_free(pEnc->mbParam.mpeg_quant_matrices);
484 : edgomez 1.39
485 : edgomez 1.41 xvid_err_memory2:
486 : edgomez 1.39 xvid_free(pEnc->current->mbs);
487 :     xvid_free(pEnc->reference->mbs);
488 :    
489 : edgomez 1.41 xvid_err_memory1:
490 : edgomez 1.39 xvid_free(pEnc->current);
491 :     xvid_free(pEnc->reference);
492 : edgomez 1.102
493 :     xvid_err_memory1a:
494 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
495 :     xvid_free(pEnc->temp_dquants);
496 :     }
497 :    
498 :     xvid_err_memory0:
499 :     for (n=0; n<pEnc->num_plugins;n++) {
500 :     if (pEnc->plugins[n].func) {
501 :     pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
502 :     }
503 :     }
504 :     xvid_free(pEnc->plugins);
505 :    
506 :     xvid_free(pEnc->zones);
507 :    
508 : edgomez 1.39 xvid_free(pEnc);
509 :    
510 : edgomez 1.102 create->handle = NULL;
511 : edgomez 1.40
512 : edgomez 1.39 return XVID_ERR_MEMORY;
513 : Isibaar 1.1 }
514 :    
515 : edgomez 1.40 /*****************************************************************************
516 :     * Encoder destruction
517 :     *
518 :     * This function destroy the entire encoder structure created by a previous
519 : edgomez 1.102 * successful enc_create call.
520 : edgomez 1.40 *
521 :     * Returned values (for now only one returned value) :
522 : edgomez 1.102 * - 0 - no errors
523 : edgomez 1.40 *
524 :     ****************************************************************************/
525 :    
526 :     int
527 : edgomez 1.102 enc_destroy(Encoder * pEnc)
528 : Isibaar 1.1 {
529 : edgomez 1.91 int i;
530 : syskin 1.96
531 : edgomez 1.91 /* B Frames specific */
532 : edgomez 1.102 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
533 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
534 : edgomez 1.91 pEnc->mbParam.edged_height);
535 :     }
536 :    
537 : edgomez 1.102 xvid_free(pEnc->queue);
538 :    
539 : edgomez 1.91 if (pEnc->mbParam.max_bframes > 0) {
540 :    
541 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
542 :    
543 :     if (pEnc->bframes[i] == NULL)
544 :     continue;
545 :    
546 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
547 :     pEnc->mbParam.edged_height);
548 :     xvid_free(pEnc->bframes[i]->mbs);
549 :     xvid_free(pEnc->bframes[i]);
550 :     }
551 :    
552 :     xvid_free(pEnc->bframes);
553 : syskin 1.96
554 : edgomez 1.91 }
555 :    
556 : edgomez 1.39 /* All images, reference, current etc ... */
557 : edgomez 1.91
558 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
559 :     pEnc->mbParam.edged_height);
560 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
561 :     pEnc->mbParam.edged_height);
562 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
563 :     pEnc->mbParam.edged_height);
564 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
565 :     pEnc->mbParam.edged_height);
566 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
567 :     pEnc->mbParam.edged_height);
568 : edgomez 1.91 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
569 : edgomez 1.41 pEnc->mbParam.edged_height);
570 : edgomez 1.91 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
571 :     pEnc->mbParam.edged_height);
572 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
573 :     pEnc->mbParam.edged_height);
574 : edgomez 1.102 image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
575 :     pEnc->mbParam.edged_height);
576 : edgomez 1.91
577 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
578 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
579 :     pEnc->mbParam.edged_height);
580 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
581 : edgomez 1.91 pEnc->mbParam.edged_height);
582 :     }
583 : edgomez 1.39
584 :     /* Encoder structure */
585 : edgomez 1.91
586 : suxen_drol 1.27 xvid_free(pEnc->current->mbs);
587 :     xvid_free(pEnc->current);
588 :    
589 :     xvid_free(pEnc->reference->mbs);
590 :     xvid_free(pEnc->reference);
591 :    
592 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
593 :     xvid_free(pEnc->temp_dquants);
594 : edgomez 1.91 }
595 :    
596 :    
597 : edgomez 1.102 if (pEnc->num_plugins>0) {
598 :     xvid_plg_destroy_t pdestroy;
599 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
600 : edgomez 1.91
601 : edgomez 1.102 pdestroy.version = XVID_VERSION;
602 :     pdestroy.num_frames = pEnc->m_framenum;
603 : edgomez 1.91
604 : edgomez 1.102 for (i=0; i<pEnc->num_plugins;i++) {
605 :     if (pEnc->plugins[i].func) {
606 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, 0);
607 :     }
608 :     }
609 :     xvid_free(pEnc->plugins);
610 : edgomez 1.92 }
611 :    
612 : edgomez 1.102 xvid_free(pEnc->mbParam.mpeg_quant_matrices);
613 : edgomez 1.91
614 : edgomez 1.102 if (pEnc->num_plugins>0)
615 :     xvid_free(pEnc->zones);
616 : edgomez 1.91
617 : edgomez 1.102 xvid_free(pEnc);
618 : edgomez 1.91
619 : edgomez 1.102 return 0; /* ok */
620 : edgomez 1.91 }
621 :    
622 :    
623 : edgomez 1.102 /*
624 :     call the plugins
625 :     */
626 : edgomez 1.91
627 : edgomez 1.102 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
628 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
629 : suxen_drol 1.44 {
630 : edgomez 1.102 unsigned int i, j;
631 :     xvid_plg_data_t data;
632 : edgomez 1.91
633 : edgomez 1.102 /* set data struct */
634 : suxen_drol 1.44
635 : edgomez 1.102 memset(&data, 0, sizeof(xvid_plg_data_t));
636 :     data.version = XVID_VERSION;
637 : edgomez 1.91
638 : edgomez 1.102 /* find zone */
639 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
640 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
641 :    
642 :     data.width = pEnc->mbParam.width;
643 :     data.height = pEnc->mbParam.height;
644 :     data.mb_width = pEnc->mbParam.mb_width;
645 :     data.mb_height = pEnc->mbParam.mb_height;
646 :     data.fincr = frame->fincr;
647 :     data.fbase = pEnc->mbParam.fbase;
648 :     data.bquant_ratio = pEnc->mbParam.bquant_ratio;
649 :     data.bquant_offset = pEnc->mbParam.bquant_offset;
650 :    
651 :     for (i=0; i<3; i++) {
652 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
653 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
654 :     }
655 :    
656 :     data.reference.csp = XVID_CSP_PLANAR;
657 :     data.reference.plane[0] = pEnc->reference->image.y;
658 :     data.reference.plane[1] = pEnc->reference->image.u;
659 :     data.reference.plane[2] = pEnc->reference->image.v;
660 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
661 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
662 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
663 :    
664 :     data.current.csp = XVID_CSP_PLANAR;
665 :     data.current.plane[0] = frame->image.y;
666 :     data.current.plane[1] = frame->image.u;
667 :     data.current.plane[2] = frame->image.v;
668 :     data.current.stride[0] = pEnc->mbParam.edged_width;
669 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
670 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
671 :    
672 :     data.frame_num = frame->frame_num;
673 :    
674 :     if (opt == XVID_PLG_BEFORE) {
675 :     data.type = *type;
676 :     data.quant = *quant;
677 :    
678 :     data.vol_flags = frame->vol_flags;
679 :     data.vop_flags = frame->vop_flags;
680 :     data.motion_flags = frame->motion_flags;
681 :    
682 :     } else if (opt == XVID_PLG_FRAME) {
683 :     data.type = coding2type(frame->coding_type);
684 :     data.quant = frame->quant;
685 :    
686 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
687 :     data.dquant = pEnc->temp_dquants;
688 :     data.dquant_stride = pEnc->mbParam.mb_width;
689 :     memset(data.dquant, 0, data.mb_width*data.mb_height);
690 :     }
691 :    
692 :     } else { /* XVID_PLG_AFTER */
693 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
694 :     data.original.csp = XVID_CSP_PLANAR;
695 :     data.original.plane[0] = original->y;
696 :     data.original.plane[1] = original->u;
697 :     data.original.plane[2] = original->v;
698 :     data.original.stride[0] = pEnc->mbParam.edged_width;
699 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
700 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
701 :     }
702 : edgomez 1.91
703 : edgomez 1.102 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
704 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
705 : edgomez 1.91
706 : edgomez 1.102 data.sse_y =
707 :     plane_sse( original->y, frame->image.y,
708 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
709 :     pEnc->mbParam.height);
710 : edgomez 1.91
711 : edgomez 1.102 data.sse_u =
712 :     plane_sse( original->u, frame->image.u,
713 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
714 :     pEnc->mbParam.height/2);
715 : edgomez 1.91
716 : edgomez 1.102 data.sse_v =
717 :     plane_sse( original->v, frame->image.v,
718 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
719 :     pEnc->mbParam.height/2);
720 :     }
721 : edgomez 1.91
722 : edgomez 1.102 data.type = coding2type(frame->coding_type);
723 :     data.quant = frame->quant;
724 : edgomez 1.91
725 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
726 :     data.dquant = pEnc->temp_dquants;
727 :     data.dquant_stride = pEnc->mbParam.mb_width;
728 :    
729 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
730 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
731 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
732 :     }
733 :     }
734 : edgomez 1.91
735 : edgomez 1.102 data.vol_flags = frame->vol_flags;
736 :     data.vop_flags = frame->vop_flags;
737 :     data.motion_flags = frame->motion_flags;
738 :    
739 :     data.length = frame->length;
740 :     data.kblks = frame->sStat.kblks;
741 :     data.mblks = frame->sStat.mblks;
742 :     data.ublks = frame->sStat.ublks;
743 :    
744 :     /* New code */
745 :     data.stats.type = coding2type(frame->coding_type);
746 :     data.stats.quant = frame->quant;
747 :     data.stats.vol_flags = frame->vol_flags;
748 :     data.stats.vop_flags = frame->vop_flags;
749 :     data.stats.length = frame->length;
750 :     data.stats.hlength = frame->length - (frame->sStat.iTextBits / 8);
751 :     data.stats.kblks = frame->sStat.kblks;
752 :     data.stats.mblks = frame->sStat.mblks;
753 :     data.stats.ublks = frame->sStat.ublks;
754 :     data.stats.sse_y = data.sse_y;
755 :     data.stats.sse_u = data.sse_u;
756 :     data.stats.sse_v = data.sse_v;
757 : edgomez 1.91
758 : edgomez 1.102 if (stats)
759 :     *stats = data.stats;
760 :     }
761 : edgomez 1.91
762 : edgomez 1.102 /* call plugins */
763 :     for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
764 :     emms();
765 :     if (pEnc->plugins[i].func) {
766 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
767 :     continue;
768 :     }
769 :     }
770 :     }
771 :     emms();
772 : edgomez 1.91
773 : edgomez 1.102 /* copy modified values back into frame*/
774 :     if (opt == XVID_PLG_BEFORE) {
775 :     *type = data.type;
776 :     *quant = data.quant > 0 ? data.quant : 2; /* default */
777 :    
778 :     frame->vol_flags = data.vol_flags;
779 :     frame->vop_flags = data.vop_flags;
780 :     frame->motion_flags = data.motion_flags;
781 :    
782 :     } else if (opt == XVID_PLG_FRAME) {
783 : edgomez 1.91
784 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
785 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
786 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
787 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
788 :     }
789 :     } else {
790 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
791 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
792 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
793 :     }
794 :     }
795 :     frame->mbs[0].quant = data.quant; /* FRAME will not affect the quant in stats */
796 :     }
797 : edgomez 1.91
798 :    
799 : edgomez 1.102 }
800 : edgomez 1.91
801 :    
802 : edgomez 1.102 static __inline void inc_frame_num(Encoder * pEnc)
803 :     {
804 :     pEnc->current->frame_num = pEnc->m_framenum;
805 :     pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
806 : edgomez 1.91
807 : edgomez 1.102 pEnc->mbParam.m_stamp += pEnc->current->fincr;
808 :     pEnc->m_framenum++; /* debug ticker */
809 :     }
810 :    
811 :     static __inline void dec_frame_num(Encoder * pEnc)
812 :     {
813 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
814 :     pEnc->m_framenum--; /* debug ticker */
815 :     }
816 : edgomez 1.91
817 : edgomez 1.102 static __inline void
818 :     MBSetDquant(MACROBLOCK * pMB, int x, int y, MBParam * mbParam)
819 :     {
820 :     if (pMB->cbp == 0) {
821 :     /* we want to code dquant but the quantizer value will not be used yet
822 :     let's find out if we can postpone dquant to next MB
823 :     */
824 :     if (x == mbParam->mb_width-1 && y == mbParam->mb_height-1) {
825 :     pMB->dquant = 0; /* it's the last MB of all, the easiest case */
826 :     return;
827 :     } else {
828 :     MACROBLOCK * next = pMB + 1;
829 :     const MACROBLOCK * prev = pMB - 1;
830 :     if (next->mode != MODE_INTER4V && next->mode != MODE_NOT_CODED)
831 :     /* mode allows dquant change in the future */
832 :     if (abs(next->quant - prev->quant) <= 2) {
833 :     /* quant change is not out of range */
834 :     pMB->quant = prev->quant;
835 :     pMB->dquant = 0;
836 :     next->dquant = next->quant - prev->quant;
837 :     return;
838 :     }
839 :     }
840 :     }
841 :     /* couldn't skip this dquant */
842 :     pMB->mode = MODE_INTER_Q;
843 :     }
844 :    
845 : edgomez 1.91
846 :    
847 : edgomez 1.102 static __inline void
848 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
849 :     {
850 : edgomez 1.91
851 : edgomez 1.102 pCur->ticks = (int32_t)pCur->stamp % time_base;
852 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
853 : edgomez 1.91
854 : edgomez 1.102 #if 0 /* HEAVY DEBUG OUTPUT */
855 :     fprintf(stderr,"WriteVop: %d - %d \n",
856 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
857 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
858 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
859 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
860 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
861 :     #endif
862 :     }
863 : edgomez 1.91
864 : edgomez 1.102 static int
865 :     gcd(int a, int b)
866 :     {
867 :     int r ;
868 : edgomez 1.91
869 : edgomez 1.102 if (b > a) {
870 :     r = a;
871 :     a = b;
872 :     b = r;
873 :     }
874 : Isibaar 1.97
875 : edgomez 1.102 while ((r = a % b)) {
876 :     a = b;
877 :     b = r;
878 :     }
879 :     return b;
880 :     }
881 : Isibaar 1.97
882 : edgomez 1.102 static void
883 :     simplify_par(int *par_width, int *par_height)
884 :     {
885 : edgomez 1.91
886 : edgomez 1.102 int _par_width = (!*par_width) ? 1 : (*par_width<0) ? -*par_width: *par_width;
887 :     int _par_height = (!*par_height) ? 1 : (*par_height<0) ? -*par_height: *par_height;
888 :     int divisor = gcd(_par_width, _par_height);
889 :    
890 :     _par_width /= divisor;
891 :     _par_height /= divisor;
892 :    
893 :     /* 2^8 precision maximum */
894 :     if (_par_width>255 || _par_height>255) {
895 :     float div;
896 : edgomez 1.91 emms();
897 : edgomez 1.102 if (_par_width>_par_height)
898 :     div = (float)_par_width/255;
899 :     else
900 :     div = (float)_par_height/255;
901 : edgomez 1.91
902 : edgomez 1.102 _par_width = (int)((float)_par_width/div);
903 :     _par_height = (int)((float)_par_height/div);
904 : edgomez 1.91 }
905 :    
906 : edgomez 1.102 *par_width = _par_width;
907 :     *par_height = _par_height;
908 : edgomez 1.91
909 : edgomez 1.102 return;
910 :     }
911 : edgomez 1.91
912 : syskin 1.96
913 : edgomez 1.102 /*****************************************************************************
914 :     * IPB frame encoder entry point
915 :     *
916 :     * Returned values :
917 :     * - >0 - output bytes
918 :     * - 0 - no output
919 :     * - XVID_ERR_VERSION - wrong version passed to core
920 :     * - XVID_ERR_END - End of stream reached before end of coding
921 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
922 :     * format
923 :     ****************************************************************************/
924 : edgomez 1.91
925 :    
926 : edgomez 1.102 int
927 :     enc_encode(Encoder * pEnc,
928 :     xvid_enc_frame_t * xFrame,
929 :     xvid_enc_stats_t * stats)
930 :     {
931 :     xvid_enc_frame_t * frame;
932 :     int type;
933 :     Bitstream bs;
934 : Isibaar 1.97
935 : edgomez 1.102 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
936 :     return XVID_ERR_VERSION;
937 : Isibaar 1.97
938 : edgomez 1.102 xFrame->out_flags = 0;
939 : edgomez 1.91
940 : edgomez 1.102 start_global_timer();
941 :     BitstreamInit(&bs, xFrame->bitstream, 0);
942 : edgomez 1.91
943 :    
944 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
945 :     * enqueue image to the encoding-queue
946 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
947 : edgomez 1.91
948 : edgomez 1.102 if (xFrame->input.csp != XVID_CSP_NULL)
949 : edgomez 1.91 {
950 : edgomez 1.102 QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
951 : edgomez 1.91
952 :     start_timer();
953 :     if (image_input
954 : edgomez 1.102 (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
955 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
956 :     xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
957 : edgomez 1.91 {
958 :     emms();
959 :     return XVID_ERR_FORMAT;
960 :     }
961 :     stop_conv_timer();
962 :    
963 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
964 :     image_chroma_optimize(&q->image,
965 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
966 :     }
967 :    
968 : edgomez 1.102 q->frame = *xFrame;
969 :    
970 :     if (xFrame->quant_intra_matrix)
971 : edgomez 1.91 {
972 : edgomez 1.102 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
973 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
974 : edgomez 1.91 }
975 :    
976 : edgomez 1.102 if (xFrame->quant_inter_matrix)
977 :     {
978 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
979 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
980 : edgomez 1.91 }
981 :    
982 : edgomez 1.102 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
983 :     pEnc->queue_size++;
984 : edgomez 1.91 }
985 :    
986 :    
987 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
988 : edgomez 1.102 * bframe flush code
989 : edgomez 1.91 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
990 :    
991 : edgomez 1.102 repeat:
992 : edgomez 1.91
993 : edgomez 1.102 if (pEnc->flush_bframes)
994 :     {
995 :     if (pEnc->bframenum_head < pEnc->bframenum_tail) {
996 : edgomez 1.91
997 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
998 :     pEnc->bframenum_head, pEnc->bframenum_tail,
999 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1000 : edgomez 1.91
1001 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1002 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
1003 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1004 : edgomez 1.91 }
1005 :    
1006 : edgomez 1.102 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
1007 :     call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
1008 :     pEnc->bframenum_head++;
1009 : edgomez 1.91
1010 : edgomez 1.102 goto done;
1011 :     }
1012 : edgomez 1.91
1013 : edgomez 1.102 /* write an empty marker to the bitstream.
1014 : edgomez 1.91
1015 : edgomez 1.102 for divx5 decoder compatibility, this marker must consist
1016 :     of a not-coded p-vop, with a time_base of zero, and time_increment
1017 :     indentical to the future-referece frame.
1018 :     */
1019 : edgomez 1.91
1020 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
1021 :     int tmp;
1022 :     int bits;
1023 : edgomez 1.91
1024 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1025 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1026 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1027 :    
1028 : edgomez 1.102 bits = BitstreamPos(&bs);
1029 : edgomez 1.91
1030 : edgomez 1.102 tmp = pEnc->current->seconds;
1031 :     pEnc->current->seconds = 0; /* force time_base = 0 */
1032 : edgomez 1.91
1033 : edgomez 1.102 BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0, pEnc->current->quant);
1034 :     BitstreamPad(&bs);
1035 :     pEnc->current->seconds = tmp;
1036 : edgomez 1.91
1037 : edgomez 1.102 /* add the not-coded length to the reference frame size */
1038 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
1039 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1040 : edgomez 1.91
1041 : edgomez 1.102 /* flush complete: reset counters */
1042 :     pEnc->flush_bframes = 0;
1043 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1044 :     goto done;
1045 : edgomez 1.91
1046 :     }
1047 :    
1048 : edgomez 1.102 /* flush complete: reset counters */
1049 :     pEnc->flush_bframes = 0;
1050 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1051 :     }
1052 : edgomez 1.91
1053 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1054 :     * dequeue frame from the encoding queue
1055 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1056 : edgomez 1.91
1057 : edgomez 1.102 if (pEnc->queue_size == 0) /* empty */
1058 :     {
1059 :     if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
1060 :     {
1061 : edgomez 1.91
1062 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1063 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1064 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1065 :    
1066 : edgomez 1.102 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1067 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1068 :     }
1069 : edgomez 1.91
1070 : edgomez 1.102 /* if the very last frame is to be b-vop, we must change it to a p-vop */
1071 :     if (pEnc->bframenum_tail > 0) {
1072 : edgomez 1.91
1073 : edgomez 1.102 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1074 :     pEnc->bframenum_tail--;
1075 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1076 : edgomez 1.91
1077 : edgomez 1.102 /* convert B-VOP to P-VOP */
1078 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1079 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1080 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1081 : edgomez 1.91
1082 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1083 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1084 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1085 :     }
1086 : syskin 1.96
1087 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1088 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1089 : edgomez 1.102 pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1090 : syskin 1.103 pEnc->mbParam.frame_drop_ratio = -1; /* it must be a coded vop */
1091 : edgomez 1.91
1092 : syskin 1.104 FrameCodeP(pEnc, &bs);
1093 : edgomez 1.91
1094 :    
1095 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1096 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1097 :     }else{
1098 :     pEnc->flush_bframes = 1;
1099 :     goto done;
1100 :     }
1101 :     }
1102 :     DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1103 : edgomez 1.91
1104 : edgomez 1.102 emms();
1105 :     return XVID_ERR_END; /* end of stream reached */
1106 : edgomez 1.91 }
1107 : edgomez 1.102 goto done; /* nothing to encode yet; encoder lag */
1108 : edgomez 1.91 }
1109 :    
1110 : edgomez 1.102 /* the current FRAME becomes the reference */
1111 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1112 : edgomez 1.91
1113 : edgomez 1.102 /* remove frame from encoding-queue (head), and move it into the current */
1114 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1115 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1116 :     pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1117 :     pEnc->queue_size--;
1118 : edgomez 1.91
1119 : Isibaar 1.1
1120 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1121 :     * init pEnc->current fields
1122 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1123 : Isibaar 1.1
1124 : edgomez 1.102 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1125 : edgomez 1.91 inc_frame_num(pEnc);
1126 : edgomez 1.102 pEnc->current->vol_flags = frame->vol_flags;
1127 :     pEnc->current->vop_flags = frame->vop_flags;
1128 :     pEnc->current->motion_flags = frame->motion;
1129 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1130 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1131 : edgomez 1.91
1132 : edgomez 1.92
1133 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1134 : syskin 1.96 image_chroma_optimize(&pEnc->current->image,
1135 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1136 :     }
1137 : Isibaar 1.1
1138 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1139 :     * frame type & quant selection
1140 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1141 :    
1142 :     type = frame->type;
1143 :     pEnc->current->quant = frame->quant;
1144 :    
1145 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1146 :    
1147 :     if (type > 0){ /* XVID_TYPE_?VOP */
1148 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1149 :     } else{ /* XVID_TYPE_AUTO */
1150 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1151 :     pEnc->iFrameNum = 0;
1152 :     type = I_VOP;
1153 :     }else{
1154 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1155 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1156 :     pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold,
1157 :     (pEnc->bframes) ? pEnc->bframes[pEnc->bframenum_head]->mbs: NULL);
1158 :     }
1159 : edgomez 1.91 }
1160 : Isibaar 1.23
1161 : edgomez 1.102 if (type != I_VOP)
1162 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags; /* don't allow VOL changes here */
1163 :    
1164 :     /* bframes buffer overflow check */
1165 :     if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1166 :     type = P_VOP;
1167 :     }
1168 : suxen_drol 1.27
1169 : edgomez 1.102 pEnc->iFrameNum++;
1170 : Isibaar 1.1
1171 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1172 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1173 :     "%d st:%lld if:%d", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1174 : Isibaar 1.1 }
1175 :    
1176 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1177 :     * encode this frame as a b-vop
1178 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1179 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1180 :     if (type == B_VOP) {
1181 :     if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1182 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1183 :     }
1184 :    
1185 :     if (frame->quant < 1) {
1186 :     pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1187 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1188 : edgomez 1.91
1189 : edgomez 1.102 } else {
1190 :     pEnc->current->quant = frame->quant;
1191 :     }
1192 : edgomez 1.41
1193 : edgomez 1.102 if (pEnc->current->quant < 1)
1194 :     pEnc->current->quant = 1;
1195 :     else if (pEnc->current->quant > 31)
1196 :     pEnc->current->quant = 31;
1197 : edgomez 1.41
1198 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1199 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1200 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1201 : edgomez 1.40
1202 : edgomez 1.102 /* store frame into bframe buffer & swap ref back to current */
1203 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1204 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1205 : edgomez 1.41
1206 : edgomez 1.102 pEnc->bframenum_tail++;
1207 : edgomez 1.40
1208 : edgomez 1.102 goto repeat;
1209 :     }
1210 : edgomez 1.40
1211 :    
1212 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1213 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1214 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1215 : edgomez 1.40
1216 : edgomez 1.102 /* for unpacked bframes, output the stats for the last encoded frame */
1217 :     if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1218 :     {
1219 :     if (pEnc->current->stamp > 0) {
1220 :     call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1221 : edgomez 1.40 }
1222 : edgomez 1.102 else
1223 :     stats->type = XVID_TYPE_NOTHING;
1224 :     }
1225 : edgomez 1.40
1226 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1227 :     * closed-gop
1228 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1229 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1230 : Isibaar 1.1
1231 : edgomez 1.102 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1232 : Isibaar 1.1
1233 : edgomez 1.102 /* place this frame back on the encoding-queue (head) */
1234 :     /* we will deal with it next time */
1235 :     dec_frame_num(pEnc);
1236 :     pEnc->iFrameNum--;
1237 : edgomez 1.13
1238 : edgomez 1.102 pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1239 :     pEnc->queue_size++;
1240 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1241 : edgomez 1.41
1242 : edgomez 1.102 /* grab the last frame from the bframe-queue */
1243 : edgomez 1.41
1244 : edgomez 1.102 pEnc->bframenum_tail--;
1245 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1246 : Isibaar 1.1
1247 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1248 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1249 : edgomez 1.40 }
1250 :    
1251 : edgomez 1.102 /* convert B-VOP quant to P-VOP */
1252 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1253 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1254 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1255 :     type = P_VOP;
1256 : edgomez 1.3 }
1257 : Isibaar 1.1
1258 : edgomez 1.93
1259 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1260 :     * encode this frame as an i-vop
1261 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1262 : h 1.5
1263 : edgomez 1.102 if (type == I_VOP) {
1264 : edgomez 1.41
1265 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1266 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1267 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1268 : Isibaar 1.7
1269 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1270 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1271 :     }
1272 : syskin 1.96
1273 : edgomez 1.102 pEnc->iFrameNum = 1;
1274 : Isibaar 1.1
1275 : edgomez 1.102 /* ---- update vol flags at IVOP ----------- */
1276 :     pEnc->mbParam.vol_flags = pEnc->current->vol_flags;
1277 : edgomez 1.41
1278 : edgomez 1.102 /* Aspect ratio */
1279 :     switch(frame->par) {
1280 :     case XVID_PAR_11_VGA:
1281 :     case XVID_PAR_43_PAL:
1282 :     case XVID_PAR_43_NTSC:
1283 :     case XVID_PAR_169_PAL:
1284 :     case XVID_PAR_169_NTSC:
1285 :     case XVID_PAR_EXT:
1286 :     pEnc->mbParam.par = frame->par;
1287 :     break;
1288 :     default:
1289 :     pEnc->mbParam.par = XVID_PAR_11_VGA;
1290 :     break;
1291 :     }
1292 : Isibaar 1.1
1293 : edgomez 1.102 /* For extended PAR only, we try to sanityse/simplify par values */
1294 :     if (pEnc->mbParam.par == XVID_PAR_EXT) {
1295 :     pEnc->mbParam.par_width = frame->par_width;
1296 :     pEnc->mbParam.par_height = frame->par_height;
1297 :     simplify_par(&pEnc->mbParam.par_width, &pEnc->mbParam.par_height);
1298 :     }
1299 : Isibaar 1.1
1300 : edgomez 1.102 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1301 :     if (frame->quant_intra_matrix != NULL)
1302 :     set_intra_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_intra_matrix);
1303 :     if (frame->quant_inter_matrix != NULL)
1304 :     set_inter_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_inter_matrix);
1305 :     }
1306 : Isibaar 1.1
1307 : edgomez 1.102 /* prevent vol/vop misuse */
1308 : Isibaar 1.1
1309 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1310 :     pEnc->current->vop_flags &= ~XVID_VOP_REDUCED;
1311 : Isibaar 1.1
1312 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1313 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1314 : suxen_drol 1.27
1315 : edgomez 1.102 /* ^^^------------------------ */
1316 : edgomez 1.41
1317 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1318 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1319 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1320 : Isibaar 1.1 }
1321 :    
1322 : edgomez 1.102 FrameCodeI(pEnc, &bs);
1323 :     xFrame->out_flags |= XVID_KEYFRAME;
1324 : Isibaar 1.1
1325 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1326 :     * encode this frame as an p-vop
1327 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1328 : Isibaar 1.1
1329 : edgomez 1.102 } else { /* (type == P_VOP || type == S_VOP) */
1330 : h 1.20
1331 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1332 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1333 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1334 : h 1.20
1335 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1336 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1337 :     }
1338 : h 1.20
1339 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1340 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1341 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1342 :     }
1343 : h 1.20
1344 : syskin 1.104 if ( FrameCodeP(pEnc, &bs) == 0 ) {
1345 : syskin 1.103 /* N-VOP, we mustn't code b-frames yet */
1346 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1347 :     goto done;
1348 :     }
1349 : h 1.20 }
1350 :    
1351 : edgomez 1.41
1352 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1353 :     * on next enc_encode call we must flush bframes
1354 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1355 : edgomez 1.41
1356 : edgomez 1.102 /*done_flush:*/
1357 : h 1.26
1358 : edgomez 1.102 pEnc->flush_bframes = 1;
1359 : h 1.26
1360 : edgomez 1.102 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1361 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1362 :     goto repeat;
1363 : h 1.20 }
1364 :    
1365 : edgomez 1.102 /* packed or no-bframes or no-bframes-queued: output stats */
1366 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1367 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1368 :     }
1369 : h 1.20
1370 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1371 :     * done; return number of bytes consumed
1372 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1373 : h 1.20
1374 : edgomez 1.102 done:
1375 : h 1.20
1376 : edgomez 1.102 stop_global_timer();
1377 :     write_timer();
1378 : h 1.20
1379 : edgomez 1.102 emms();
1380 :     return BitstreamLength(&bs);
1381 :     }
1382 : h 1.20
1383 :    
1384 : edgomez 1.102 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1385 :     {
1386 :     unsigned int i;
1387 :     MACROBLOCK * pMB = frame->mbs;
1388 :     int quant = frame->mbs[0].quant; /* set by XVID_PLG_FRAME */
1389 :     if (quant > 31)
1390 :     frame->quant = quant = 31;
1391 :     else if (quant < 1)
1392 :     frame->quant = quant = 1;
1393 :    
1394 :     for (i = 0; i < pParam->mb_height * pParam->mb_width; i++) {
1395 :     quant += pMB->dquant;
1396 :     if (quant > 31)
1397 :     quant = 31;
1398 :     else if (quant < 1)
1399 :     quant = 1;
1400 :     pMB->quant = quant;
1401 :     pMB++;
1402 : h 1.20 }
1403 : edgomez 1.102 }
1404 : h 1.20
1405 :    
1406 : edgomez 1.102 static __inline void
1407 :     CodeIntraMB(Encoder * pEnc,
1408 :     MACROBLOCK * pMB)
1409 :     {
1410 : h 1.20
1411 : edgomez 1.102 pMB->mode = MODE_INTRA;
1412 : h 1.20
1413 : edgomez 1.102 /* zero mv statistics */
1414 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1415 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1416 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1417 :     pMB->sad16 = 0;
1418 : h 1.20
1419 : edgomez 1.102 if (pMB->dquant != 0) {
1420 :     pMB->mode = MODE_INTRA_Q;
1421 : h 1.20 }
1422 :     }
1423 :    
1424 :    
1425 : edgomez 1.102
1426 : edgomez 1.41 static int
1427 :     FrameCodeI(Encoder * pEnc,
1428 : edgomez 1.102 Bitstream * bs)
1429 : h 1.21 {
1430 : edgomez 1.102 int bits = BitstreamPos(bs);
1431 : edgomez 1.91 int mb_width = pEnc->mbParam.mb_width;
1432 :     int mb_height = pEnc->mbParam.mb_height;
1433 : h 1.21
1434 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1435 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1436 : h 1.21
1437 :     uint16_t x, y;
1438 :    
1439 : edgomez 1.102 if ((pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1440 : edgomez 1.91 {
1441 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1442 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1443 :    
1444 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1445 :     /* XXX: setedges is overkill */
1446 :     start_timer();
1447 : syskin 1.96 image_setedges(&pEnc->current->image,
1448 : edgomez 1.91 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1449 : edgomez 1.102 pEnc->mbParam.width, pEnc->mbParam.height, 0);
1450 : edgomez 1.91 stop_edges_timer();
1451 :     }
1452 : edgomez 1.102
1453 : suxen_drol 1.27 pEnc->mbParam.m_rounding_type = 1;
1454 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1455 :     pEnc->current->coding_type = I_VOP;
1456 : h 1.21
1457 : edgomez 1.102 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1458 :    
1459 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1460 :    
1461 : suxen_drol 1.27 BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1462 : edgomez 1.78
1463 : edgomez 1.91 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1464 :    
1465 : edgomez 1.101 BitstreamPad(bs);
1466 : h 1.21
1467 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1, pEnc->current->mbs[0].quant);
1468 : h 1.21
1469 : edgomez 1.91 pEnc->current->sStat.iTextBits = 0;
1470 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1471 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1472 : h 1.21
1473 : edgomez 1.91 for (y = 0; y < mb_height; y++)
1474 :     for (x = 0; x < mb_width; x++) {
1475 : edgomez 1.41 MACROBLOCK *pMB =
1476 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1477 : h 1.21
1478 :     CodeIntraMB(pEnc, pMB);
1479 :    
1480 : edgomez 1.41 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1481 :     dct_codes, qcoeff);
1482 : h 1.21
1483 :     start_timer();
1484 : suxen_drol 1.27 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1485 : h 1.21 stop_prediction_timer();
1486 :    
1487 :     start_timer();
1488 : edgomez 1.102 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1489 : chl 1.68 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1490 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1491 :     qcoeff[5*64+0]=0;
1492 :     }
1493 : edgomez 1.91 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1494 : h 1.21 stop_coding_timer();
1495 :     }
1496 :    
1497 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1498 : edgomez 1.91 {
1499 : syskin 1.96 image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1500 : edgomez 1.91 pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1501 : edgomez 1.102 16, 0);
1502 : edgomez 1.91 }
1503 : h 1.21 emms();
1504 :    
1505 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1506 :    
1507 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1508 :    
1509 : edgomez 1.91 pEnc->fMvPrevSigma = -1;
1510 : suxen_drol 1.27 pEnc->mbParam.m_fcode = 2;
1511 : h 1.21
1512 : edgomez 1.102 pEnc->current->is_edged = 0; /* not edged */
1513 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1514 : h 1.21
1515 : edgomez 1.93 return 1; /* intra */
1516 : h 1.21 }
1517 :    
1518 :    
1519 : Isibaar 1.1 #define INTRA_THRESHOLD 0.5
1520 : edgomez 1.91 #define BFRAME_SKIP_THRESHHOLD 30
1521 :    
1522 : Isibaar 1.1
1523 : edgomez 1.91 /* FrameCodeP also handles S(GMC)-VOPs */
1524 : edgomez 1.41 static int
1525 :     FrameCodeP(Encoder * pEnc,
1526 : syskin 1.104 Bitstream * bs)
1527 : Isibaar 1.1 {
1528 : edgomez 1.3 float fSigma;
1529 : edgomez 1.102 int bits = BitstreamPos(bs);
1530 : edgomez 1.13
1531 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1532 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1533 : Isibaar 1.8
1534 : edgomez 1.91 int x, y, k;
1535 : edgomez 1.3 int iSearchRange;
1536 : syskin 1.104 int skip_possible;
1537 : edgomez 1.102 FRAMEINFO *const current = pEnc->current;
1538 :     FRAMEINFO *const reference = pEnc->reference;
1539 :     MBParam * const pParam = &pEnc->mbParam;
1540 :     int mb_width = pParam->mb_width;
1541 :     int mb_height = pParam->mb_height;
1542 : syskin 1.103 int coded = 1;
1543 : syskin 1.96
1544 : Isibaar 1.1
1545 : edgomez 1.102 /* IMAGE *pCurrent = &current->image; */
1546 :     IMAGE *pRef = &reference->image;
1547 :    
1548 :     if ((current->vop_flags & XVID_VOP_REDUCED))
1549 : edgomez 1.91 {
1550 : edgomez 1.102 mb_width = (pParam->width + 31) / 32;
1551 :     mb_height = (pParam->height + 31) / 32;
1552 : edgomez 1.91 }
1553 :    
1554 : Isibaar 1.1
1555 : edgomez 1.102 if (!reference->is_edged) {
1556 :     start_timer();
1557 :     image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1558 :     pParam->width, pParam->height, 0);
1559 :     stop_edges_timer();
1560 :     reference->is_edged = 1;
1561 :     }
1562 :    
1563 :     pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1564 :     current->rounding_type = pParam->m_rounding_type;
1565 :     current->fcode = pParam->m_fcode;
1566 : Isibaar 1.1
1567 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1568 :     if (reference->is_interpolated != current->rounding_type) {
1569 :     start_timer();
1570 :     image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1571 :     &pEnc->vInterHV, pParam->edged_width,
1572 :     pParam->edged_height,
1573 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1574 :     current->rounding_type);
1575 :     stop_inter_timer();
1576 :     reference->is_interpolated = current->rounding_type;
1577 :     }
1578 : Isibaar 1.1 }
1579 :    
1580 : edgomez 1.102 current->coding_type = P_VOP;
1581 :    
1582 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1583 :    
1584 :     SetMacroblockQuants(&pEnc->mbParam, current);
1585 : syskin 1.96
1586 : Isibaar 1.1 start_timer();
1587 : edgomez 1.102 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1588 :     { int gmcval;
1589 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1590 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1591 :    
1592 :     if (current->motion_flags & XVID_ME_GME_REFINE) {
1593 :     gmcval = GlobalMotionEstRefine(&current->warp,
1594 :     current->mbs, pParam,
1595 :     current, reference,
1596 :     &current->image,
1597 :     &reference->image,
1598 :     &pEnc->vInterH,
1599 :     &pEnc->vInterV,
1600 :     &pEnc->vInterHV);
1601 :     } else {
1602 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1603 :     current,
1604 :     &reference->image,
1605 :     &current->image,
1606 :     pEnc->vGMC.y);
1607 :     }
1608 :    
1609 :     gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1610 :    
1611 :     /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1612 :     generate_GMCparameters( 3, 3, &current->warp,
1613 :     pParam->width, pParam->height,
1614 :     &current->new_gmc_data);
1615 :    
1616 :     if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1617 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1618 :     {
1619 :     current->coding_type = S_VOP;
1620 :    
1621 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1622 :     pParam->mb_width, pParam->mb_height,
1623 :     pParam->edged_width, pParam->edged_width/2,
1624 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1625 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1626 :    
1627 :     } else {
1628 : edgomez 1.91
1629 : edgomez 1.102 generate_GMCimage(&current->new_gmc_data, &reference->image,
1630 :     pParam->mb_width, pParam->mb_height,
1631 :     pParam->edged_width, pParam->edged_width/2,
1632 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1633 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1634 :     }
1635 :     }
1636 : Isibaar 1.1
1637 : syskin 1.104 MotionEstimation(&pEnc->mbParam, current, reference,
1638 : edgomez 1.102 &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1639 : syskin 1.104 &pEnc->vGMC, 256*4096);
1640 : edgomez 1.91
1641 :    
1642 : edgomez 1.102 stop_motion_timer();
1643 : edgomez 1.91
1644 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1645 : Isibaar 1.1
1646 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1, current->mbs[0].quant);
1647 : edgomez 1.3
1648 : edgomez 1.102 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1649 :     current->sStat.kblks = current->sStat.mblks = current->sStat.ublks = 0;
1650 : edgomez 1.91
1651 : Isibaar 1.1
1652 : edgomez 1.91 for (y = 0; y < mb_height; y++) {
1653 :     for (x = 0; x < mb_width; x++) {
1654 : edgomez 1.41 MACROBLOCK *pMB =
1655 : edgomez 1.102 &current->mbs[x + y * pParam->mb_width];
1656 : edgomez 1.91
1657 : syskin 1.104 int bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1658 : Isibaar 1.1
1659 : edgomez 1.91 if (bIntra) {
1660 : Isibaar 1.1 CodeIntraMB(pEnc, pMB);
1661 : edgomez 1.102 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1662 : edgomez 1.41 dct_codes, qcoeff);
1663 : chl 1.81
1664 :     start_timer();
1665 : edgomez 1.102 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1666 : chl 1.81 stop_prediction_timer();
1667 : edgomez 1.91
1668 : edgomez 1.102 current->sStat.kblks++;
1669 : edgomez 1.91
1670 : edgomez 1.102 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1671 :     { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1672 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1673 :     qcoeff[5*64+0]=0;
1674 :     }
1675 :     MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1676 : edgomez 1.91 stop_coding_timer();
1677 :     continue;
1678 :     }
1679 :    
1680 :     start_timer();
1681 : edgomez 1.102 MBMotionCompensation(pMB, x, y, &reference->image,
1682 : edgomez 1.91 &pEnc->vInterH, &pEnc->vInterV,
1683 : syskin 1.96 &pEnc->vInterHV, &pEnc->vGMC,
1684 : edgomez 1.102 &current->image,
1685 :     dct_codes, pParam->width,
1686 :     pParam->height,
1687 :     pParam->edged_width,
1688 :     (current->vol_flags & XVID_VOL_QUARTERPEL),
1689 :     (current->vop_flags & XVID_VOP_REDUCED),
1690 :     current->rounding_type);
1691 : edgomez 1.91
1692 :     stop_comp_timer();
1693 :    
1694 :     pMB->field_pred = 0;
1695 :    
1696 :     if (pMB->mode != MODE_NOT_CODED)
1697 :     { pMB->cbp =
1698 : edgomez 1.102 MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1699 : edgomez 1.91 dct_codes, qcoeff);
1700 :     }
1701 :    
1702 : edgomez 1.102 if (pMB->dquant != 0)
1703 :     MBSetDquant(pMB, x, y, &pEnc->mbParam);
1704 :    
1705 :    
1706 : edgomez 1.91 if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1707 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1708 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1709 : edgomez 1.102 current->sStat.mblks++;
1710 : chl 1.64 } else {
1711 : edgomez 1.102 current->sStat.ublks++;
1712 : edgomez 1.91 }
1713 : edgomez 1.102
1714 : Isibaar 1.1 start_timer();
1715 : chl 1.65
1716 :     /* Finished processing the MB, now check if to CODE or SKIP */
1717 :    
1718 : edgomez 1.91 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1719 : edgomez 1.102 (pMB->dquant == 0);
1720 :    
1721 :     if (current->coding_type == S_VOP)
1722 : edgomez 1.91 skip_possible &= (pMB->mcsel == 1);
1723 : edgomez 1.102 else if (current->coding_type == P_VOP) {
1724 :     if ((pParam->vol_flags & XVID_VOL_QUARTERPEL))
1725 : edgomez 1.91 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1726 : syskin 1.96 else
1727 : edgomez 1.91 skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1728 :     }
1729 :    
1730 :     if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1731 :    
1732 :     /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1733 :    
1734 : edgomez 1.102 if (current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1735 : edgomez 1.91 {
1736 : syskin 1.96 int bSkip = 1;
1737 : edgomez 1.102
1738 : edgomez 1.91 for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1739 :     {
1740 :     int iSAD;
1741 : edgomez 1.102 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1742 :     pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1743 :     pParam->edged_width,BFRAME_SKIP_THRESHHOLD);
1744 : edgomez 1.91 if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1745 : syskin 1.96 { bSkip = 0;
1746 : edgomez 1.91 break;
1747 :     }
1748 :     }
1749 : edgomez 1.102
1750 : edgomez 1.91 if (!bSkip) { /* no SKIP, but trivial block */
1751 : edgomez 1.102 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1752 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1753 : syskin 1.96 pMB->pmvs[0].x = - predMV.x;
1754 :     pMB->pmvs[0].y = - predMV.y;
1755 : edgomez 1.91 }
1756 :     else {
1757 : edgomez 1.102 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1758 : syskin 1.96 pMB->pmvs[0].x = - predMV.x;
1759 :     pMB->pmvs[0].y = - predMV.y;
1760 : edgomez 1.91 }
1761 :     pMB->mode = MODE_INTER;
1762 :     pMB->cbp = 0;
1763 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1764 : edgomez 1.91 stop_coding_timer();
1765 :    
1766 :     continue; /* next MB */
1767 :     }
1768 :     }
1769 :     /* do SKIP */
1770 :    
1771 :     pMB->mode = MODE_NOT_CODED;
1772 :     MBSkip(bs);
1773 :     stop_coding_timer();
1774 :     continue; /* next MB */
1775 :     }
1776 :     /* ordinary case: normal coded INTER/INTER4V block */
1777 : chl 1.65
1778 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_GREYSCALE))
1779 : edgomez 1.91 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1780 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1781 :     qcoeff[5*64+0]=0;
1782 :     }
1783 : chl 1.65
1784 : edgomez 1.102 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1785 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1786 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1787 : syskin 1.96 pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1788 : edgomez 1.102 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);
1789 : edgomez 1.91 } else {
1790 : edgomez 1.102 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1791 : syskin 1.96 pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1792 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1793 : edgomez 1.102 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);
1794 : edgomez 1.78 }
1795 : edgomez 1.91
1796 :    
1797 :     if (pMB->mode == MODE_INTER4V)
1798 :     { int k;
1799 :     for (k=1;k<4;k++)
1800 :     {
1801 : edgomez 1.102 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1802 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1803 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1804 : syskin 1.96 pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1805 : edgomez 1.102 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);
1806 : edgomez 1.91 } else {
1807 : edgomez 1.102 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1808 : syskin 1.96 pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1809 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1810 : edgomez 1.102 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);
1811 : edgomez 1.91 }
1812 :    
1813 : chl 1.68 }
1814 : chl 1.65 }
1815 : edgomez 1.102
1816 :     MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1817 : edgomez 1.91 stop_coding_timer();
1818 : chl 1.65
1819 : Isibaar 1.1 }
1820 :     }
1821 :    
1822 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_REDUCED))
1823 : edgomez 1.91 {
1824 : edgomez 1.102 image_deblock_rrv(&current->image, pParam->edged_width,
1825 :     current->mbs, mb_width, mb_height, pParam->mb_width,
1826 :     16, 0);
1827 : edgomez 1.91 }
1828 :    
1829 : Isibaar 1.1 emms();
1830 : h 1.20
1831 : edgomez 1.102 if (current->sStat.iMvCount == 0)
1832 :     current->sStat.iMvCount = 1;
1833 : Isibaar 1.1
1834 : edgomez 1.102 fSigma = (float) sqrt((float) current->sStat.iMvSum / current->sStat.iMvCount);
1835 : Isibaar 1.1
1836 : edgomez 1.102 iSearchRange = 1 << (3 + pParam->m_fcode);
1837 : Isibaar 1.1
1838 : edgomez 1.41 if ((fSigma > iSearchRange / 3)
1839 : edgomez 1.102 && (pParam->m_fcode <= (3 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1840 : edgomez 1.3 {
1841 : edgomez 1.102 pParam->m_fcode++;
1842 : Isibaar 1.1 iSearchRange *= 2;
1843 : edgomez 1.41 } else if ((fSigma < iSearchRange / 6)
1844 : edgomez 1.91 && (pEnc->fMvPrevSigma >= 0)
1845 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1846 : edgomez 1.102 && (pParam->m_fcode >= (2 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1847 : edgomez 1.3 {
1848 : edgomez 1.102 pParam->m_fcode--;
1849 : Isibaar 1.1 iSearchRange /= 2;
1850 : edgomez 1.3 }
1851 : Isibaar 1.1
1852 : edgomez 1.91 pEnc->fMvPrevSigma = fSigma;
1853 :    
1854 :     /* frame drop code */
1855 : edgomez 1.102 #if 0
1856 :     DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1857 :     #endif
1858 : syskin 1.103 if (current->sStat.kblks + current->sStat.mblks <=
1859 : syskin 1.105 (pParam->frame_drop_ratio * mb_width * mb_height) / 100 &&
1860 :     ( (pEnc->bframenum_head >= pEnc->bframenum_tail) || !(pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP)) )
1861 : edgomez 1.91 {
1862 : edgomez 1.102 current->sStat.kblks = current->sStat.mblks = 0;
1863 :     current->sStat.ublks = mb_width * mb_height;
1864 : edgomez 1.91
1865 :     BitstreamReset(bs);
1866 :    
1867 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1868 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0, current->mbs[0].quant);
1869 : edgomez 1.91
1870 : edgomez 1.93 /* copy reference frame details into the current frame */
1871 : edgomez 1.102 current->quant = reference->quant;
1872 :     current->motion_flags = reference->motion_flags;
1873 :     current->rounding_type = reference->rounding_type;
1874 :     current->fcode = reference->fcode;
1875 :     current->bcode = reference->bcode;
1876 : syskin 1.103 current->stamp = reference->stamp;
1877 : edgomez 1.102 image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1878 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1879 : syskin 1.103 coded = 0;
1880 :    
1881 :     } else {
1882 : edgomez 1.102
1883 : syskin 1.103 pEnc->current->is_edged = 0; /* not edged */
1884 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1885 : edgomez 1.102
1886 : syskin 1.103 /* what was this frame's interpolated reference will become
1887 :     forward (past) reference in b-frame coding */
1888 : edgomez 1.102
1889 : syskin 1.103 image_swap(&pEnc->vInterH, &pEnc->f_refh);
1890 :     image_swap(&pEnc->vInterV, &pEnc->f_refv);
1891 :     image_swap(&pEnc->vInterHV, &pEnc->f_refhv);
1892 :     }
1893 : edgomez 1.91
1894 :     /* XXX: debug
1895 :     {
1896 :     char s[100];
1897 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1898 : edgomez 1.102 image_dump_yuvpgm(&current->image,
1899 :     pParam->edged_width,
1900 :     pParam->width, pParam->height, s);
1901 :    
1902 : edgomez 1.91 sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1903 : edgomez 1.102 image_dump_yuvpgm(&reference->image,
1904 :     pParam->edged_width,
1905 :     pParam->width, pParam->height, s);
1906 : syskin 1.96 }
1907 : edgomez 1.91 */
1908 :    
1909 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1910 : suxen_drol 1.60
1911 : edgomez 1.102 current->length = (BitstreamPos(bs) - bits) / 8;
1912 : Isibaar 1.1
1913 : syskin 1.103 return coded;
1914 : edgomez 1.91 }
1915 :    
1916 :    
1917 :     static void
1918 :     FrameCodeB(Encoder * pEnc,
1919 :     FRAMEINFO * frame,
1920 : edgomez 1.102 Bitstream * bs)
1921 : edgomez 1.91 {
1922 : edgomez 1.102 int bits = BitstreamPos(bs);
1923 : edgomez 1.91 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1924 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1925 :     uint32_t x, y;
1926 :    
1927 :     IMAGE *f_ref = &pEnc->reference->image;
1928 :     IMAGE *b_ref = &pEnc->current->image;
1929 :    
1930 : edgomez 1.102 #ifdef BFRAMES_DEC_DEBUG
1931 : edgomez 1.91 FILE *fp;
1932 :     static char first=0;
1933 :     #define BFRAME_DEBUG if (!first && fp){ \
1934 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1935 :     }
1936 :    
1937 : edgomez 1.102 /* XXX: pEnc->current->global_flags &= ~XVID_VOP_REDUCED; reduced resoltion not yet supported */
1938 : edgomez 1.91
1939 :     if (!first){
1940 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1941 :     }
1942 :     #endif
1943 :    
1944 : edgomez 1.102 /* forward */
1945 :     if (!pEnc->reference->is_edged) {
1946 :     image_setedges(f_ref, pEnc->mbParam.edged_width,
1947 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1948 :     pEnc->mbParam.height, 0);
1949 :     pEnc->current->is_edged = 1;
1950 :     }
1951 : syskin 1.96
1952 : edgomez 1.102 if (pEnc->reference->is_interpolated != 0) {
1953 :     start_timer();
1954 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1955 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1956 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1957 :     stop_inter_timer();
1958 :     pEnc->reference->is_interpolated = 0;
1959 :     }
1960 : edgomez 1.91
1961 : edgomez 1.93 /* backward */
1962 : edgomez 1.102 if (!pEnc->current->is_edged) {
1963 :     image_setedges(b_ref, pEnc->mbParam.edged_width,
1964 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1965 :     pEnc->mbParam.height, 0);
1966 :     pEnc->current->is_edged = 1;
1967 :     }
1968 :    
1969 :     if (pEnc->current->is_interpolated != 0) {
1970 :     start_timer();
1971 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1972 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1973 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1974 :     stop_inter_timer();
1975 :     pEnc->current->is_interpolated = 0;
1976 :     }
1977 :    
1978 :     frame->coding_type = B_VOP;
1979 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1980 : edgomez 1.91
1981 :     start_timer();
1982 : syskin 1.96 MotionEstimationBVOP(&pEnc->mbParam, frame,
1983 : edgomez 1.93 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
1984 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
1985 :     pEnc->reference->mbs, f_ref,
1986 : edgomez 1.91 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1987 :     pEnc->current, b_ref, &pEnc->vInterH,
1988 :     &pEnc->vInterV, &pEnc->vInterHV);
1989 :     stop_motion_timer();
1990 :    
1991 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
1992 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1, frame->quant);
1993 : edgomez 1.91
1994 :     frame->sStat.iTextBits = 0;
1995 :     frame->sStat.iMvSum = 0;
1996 :     frame->sStat.iMvCount = 0;
1997 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
1998 : edgomez 1.102 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
1999 :     frame->sStat.kblks = frame->sStat.ublks = 0;
2000 : edgomez 1.91
2001 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
2002 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
2003 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
2004 :    
2005 : edgomez 1.93 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
2006 : edgomez 1.91 if (mb->mode == MODE_NOT_CODED) {
2007 : edgomez 1.102 if (pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2008 :     MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image,
2009 :     NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0, 0);
2010 :     }
2011 :    
2012 : edgomez 1.91 continue;
2013 :     }
2014 :    
2015 : edgomez 1.102 if (mb->mode != MODE_DIRECT_NONE_MV || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2016 : edgomez 1.91 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
2017 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
2018 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
2019 :     &pEnc->vInterV, &pEnc->vInterHV,
2020 :     dct_codes);
2021 :    
2022 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
2023 :     mb->quant = frame->quant;
2024 : edgomez 1.102
2025 :     if (mb->mode != MODE_DIRECT_NONE_MV)
2026 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
2027 : edgomez 1.91
2028 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
2029 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
2030 : edgomez 1.93 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
2031 : edgomez 1.91 }
2032 :     }
2033 :    
2034 : edgomez 1.102 /* keep only bits 5-2 -- Chroma blocks will just be skipped by the
2035 :     * coding function for BFrames, that's why we don't zero teh DC
2036 :     * coeffs */
2037 :     if ((frame->vop_flags & XVID_VOP_GREYSCALE))
2038 :     mb->cbp &= 0x3C;
2039 :    
2040 : edgomez 1.91 start_timer();
2041 : edgomez 1.102 MBCodingBVOP(frame, mb, qcoeff, frame->fcode, frame->bcode, bs,
2042 :     &frame->sStat);
2043 : edgomez 1.91 stop_coding_timer();
2044 :     }
2045 :     }
2046 :    
2047 :     emms();
2048 :    
2049 : edgomez 1.93 /* TODO: dynamic fcode/bcode ??? */
2050 : edgomez 1.91
2051 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
2052 :     frame->length = (BitstreamPos(bs) - bits) / 8;
2053 : edgomez 1.91
2054 :     #ifdef BFRAMES_DEC_DEBUG
2055 :     if (!first){
2056 :     first=1;
2057 :     if (fp)
2058 :     fclose(fp);
2059 :     }
2060 :     #endif
2061 : suxen_drol 1.24 }

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