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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 1.103 * $Id: encoder.c,v 1.102 2004/03/22 22:36:23 edgomez 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 : edgomez 1.41 Bitstream * bs,
61 :     bool force_inter,
62 :     bool vol_header);
63 : Isibaar 1.1
64 : edgomez 1.91 static void FrameCodeB(Encoder * pEnc,
65 :     FRAMEINFO * frame,
66 : edgomez 1.102 Bitstream * bs);
67 : Isibaar 1.1
68 :    
69 : edgomez 1.40 /*****************************************************************************
70 :     * Encoder creation
71 :     *
72 :     * This function creates an Encoder instance, it allocates all necessary
73 : edgomez 1.91 * image buffers (reference, current and bframes) and initialize the internal
74 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
75 : edgomez 1.40 *
76 :     * The code seems to be very long but is very basic, mainly memory allocation
77 :     * and cleaning code.
78 :     *
79 :     * Returned values :
80 : edgomez 1.102 * - 0 - no errors
81 : syskin 1.96 * - XVID_ERR_MEMORY - the libc could not allocate memory, the function
82 :     * cleans the structure before exiting.
83 :     * pParam->handle is also set to NULL.
84 : edgomez 1.40 *
85 :     ****************************************************************************/
86 :    
87 : edgomez 1.102 /*
88 :     * Simplify the "fincr/fbase" fraction
89 :     */
90 :     static void
91 :     simplify_time(int *inc, int *base)
92 : Isibaar 1.1 {
93 : edgomez 1.102 /* common factor */
94 :     int i = *inc;
95 : edgomez 1.41 while (i > 1) {
96 : edgomez 1.102 if (*inc % i == 0 && *base % i == 0) {
97 :     *inc /= i;
98 :     *base /= i;
99 :     i = *inc;
100 : Isibaar 1.1 continue;
101 :     }
102 :     i--;
103 :     }
104 :    
105 : edgomez 1.102 /* if neccessary, round to 65535 accuracy */
106 :     if (*base > 65535) {
107 :     float div = (float) *base / 65535;
108 :     *base = (int) (*base / div);
109 :     *inc = (int) (*inc / div);
110 : Isibaar 1.1 }
111 : edgomez 1.102 }
112 : Isibaar 1.1
113 : edgomez 1.39
114 : edgomez 1.102 int
115 :     enc_create(xvid_enc_create_t * create)
116 :     {
117 :     Encoder *pEnc;
118 :     int n;
119 : edgomez 1.39
120 : edgomez 1.102 if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */
121 :     return XVID_ERR_VERSION;
122 : Isibaar 1.1
123 : edgomez 1.102 if (create->width%2 || create->height%2)
124 :     return XVID_ERR_FAIL;
125 : Isibaar 1.1
126 : syskin 1.103 if (create->width<=0 || create->height<=0)
127 :     return XVID_ERR_FAIL;
128 :    
129 : edgomez 1.102 /* allocate encoder struct */
130 : edgomez 1.41
131 : edgomez 1.39 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
132 :     if (pEnc == NULL)
133 : Isibaar 1.1 return XVID_ERR_MEMORY;
134 : edgomez 1.42 memset(pEnc, 0, sizeof(Encoder));
135 :    
136 : edgomez 1.102 pEnc->mbParam.profile = create->profile;
137 : Isibaar 1.1
138 : edgomez 1.102 /* global flags */
139 :     pEnc->mbParam.global_flags = create->global;
140 : Isibaar 1.1
141 : edgomez 1.102 /* width, height */
142 :     pEnc->mbParam.width = create->width;
143 :     pEnc->mbParam.height = create->height;
144 : Isibaar 1.1 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
145 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
146 : edgomez 1.41 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
147 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
148 : Isibaar 1.1
149 : edgomez 1.102 /* framerate */
150 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
151 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
152 :     if (pEnc->mbParam.fincr>0)
153 :     simplify_time(&pEnc->mbParam.fincr, &pEnc->mbParam.fbase);
154 :    
155 :     /* zones */
156 :     if(create->num_zones > 0) {
157 :     pEnc->num_zones = create->num_zones;
158 :     pEnc->zones = xvid_malloc(sizeof(xvid_enc_zone_t) * pEnc->num_zones, CACHE_LINE);
159 :     if (pEnc->zones == NULL)
160 :     goto xvid_err_memory0;
161 :     memcpy(pEnc->zones, create->zones, sizeof(xvid_enc_zone_t) * pEnc->num_zones);
162 :     } else {
163 :     pEnc->num_zones = 0;
164 :     pEnc->zones = NULL;
165 :     }
166 :    
167 :     /* plugins */
168 :     if(create->num_plugins > 0) {
169 :     pEnc->num_plugins = create->num_plugins;
170 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
171 :     if (pEnc->plugins == NULL)
172 :     goto xvid_err_memory0;
173 :     } else {
174 :     pEnc->num_plugins = 0;
175 :     pEnc->plugins = NULL;
176 :     }
177 :    
178 :     for (n=0; n<pEnc->num_plugins;n++) {
179 :     xvid_plg_create_t pcreate;
180 :     xvid_plg_info_t pinfo;
181 :    
182 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
183 :     pinfo.version = XVID_VERSION;
184 :     if (create->plugins[n].func(0, XVID_PLG_INFO, &pinfo, 0) >= 0) {
185 :     pEnc->mbParam.plugin_flags |= pinfo.flags;
186 :     }
187 :    
188 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
189 :     pcreate.version = XVID_VERSION;
190 :     pcreate.num_zones = pEnc->num_zones;
191 :     pcreate.zones = pEnc->zones;
192 :     pcreate.width = pEnc->mbParam.width;
193 :     pcreate.height = pEnc->mbParam.height;
194 :     pcreate.mb_width = pEnc->mbParam.mb_width;
195 :     pcreate.mb_height = pEnc->mbParam.mb_height;
196 :     pcreate.fincr = pEnc->mbParam.fincr;
197 :     pcreate.fbase = pEnc->mbParam.fbase;
198 :     pcreate.param = create->plugins[n].param;
199 :    
200 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
201 :     if (create->plugins[n].func(0, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
202 :     pEnc->plugins[n].func = create->plugins[n].func;
203 :     }
204 :     }
205 :    
206 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
207 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
208 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
209 :     }
210 : Isibaar 1.43
211 : edgomez 1.102 /* temp dquants */
212 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
213 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
214 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
215 :     if (pEnc->temp_dquants==NULL)
216 :     goto xvid_err_memory1a;
217 :     }
218 : suxen_drol 1.32
219 : edgomez 1.102 /* bframes */
220 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
221 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
222 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
223 : Isibaar 1.1
224 : edgomez 1.102 /* min/max quant */
225 :     for (n=0; n<3; n++) {
226 :     pEnc->mbParam.min_quant[n] = create->min_quant[n] > 0 ? create->min_quant[n] : 2;
227 :     pEnc->mbParam.max_quant[n] = create->max_quant[n] > 0 ? create->max_quant[n] : 31;
228 :     }
229 : Isibaar 1.1
230 : edgomez 1.102 /* frame drop ratio */
231 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
232 : Isibaar 1.1
233 : edgomez 1.102 /* max keyframe interval */
234 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ? (10 * (int)pEnc->mbParam.fbase) / (int)pEnc->mbParam.fincr : create->max_key_interval;
235 : Isibaar 1.1
236 : edgomez 1.102 /* allocate working frame-image memory */
237 : h 1.16
238 : edgomez 1.39 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
239 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
240 :    
241 : edgomez 1.41 if (pEnc->current == NULL || pEnc->reference == NULL)
242 : edgomez 1.39 goto xvid_err_memory1;
243 : suxen_drol 1.27
244 : edgomez 1.102 /* allocate macroblock memory */
245 : h 1.16
246 : edgomez 1.41 pEnc->current->mbs =
247 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
248 :     pEnc->mbParam.mb_height, CACHE_LINE);
249 :     pEnc->reference->mbs =
250 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
251 :     pEnc->mbParam.mb_height, CACHE_LINE);
252 : Isibaar 1.1
253 : edgomez 1.39 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
254 :     goto xvid_err_memory2;
255 : suxen_drol 1.27
256 : edgomez 1.102 /* allocate quant matrix memory */
257 :    
258 :     pEnc->mbParam.mpeg_quant_matrices =
259 :     xvid_malloc(sizeof(uint16_t) * 64 * 8, CACHE_LINE);
260 :    
261 :     if (pEnc->mbParam.mpeg_quant_matrices == NULL)
262 :     goto xvid_err_memory2a;
263 :    
264 :     /* allocate interpolation image memory */
265 : suxen_drol 1.27
266 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
267 : edgomez 1.91 image_null(&pEnc->sOriginal);
268 : edgomez 1.102 image_null(&pEnc->sOriginal2);
269 :     }
270 : edgomez 1.91
271 :     image_null(&pEnc->f_refh);
272 :     image_null(&pEnc->f_refv);
273 :     image_null(&pEnc->f_refhv);
274 :    
275 : suxen_drol 1.27 image_null(&pEnc->current->image);
276 :     image_null(&pEnc->reference->image);
277 :     image_null(&pEnc->vInterH);
278 :     image_null(&pEnc->vInterV);
279 :     image_null(&pEnc->vInterHV);
280 : edgomez 1.39
281 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
282 :     if (image_create
283 : edgomez 1.91 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
284 :     pEnc->mbParam.edged_height) < 0)
285 :     goto xvid_err_memory3;
286 : edgomez 1.102
287 :     if (image_create
288 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
289 :     pEnc->mbParam.edged_height) < 0)
290 :     goto xvid_err_memory3;
291 : edgomez 1.91 }
292 :    
293 :     if (image_create
294 :     (&pEnc->f_refh, pEnc->mbParam.edged_width,
295 :     pEnc->mbParam.edged_height) < 0)
296 :     goto xvid_err_memory3;
297 :     if (image_create
298 :     (&pEnc->f_refv, pEnc->mbParam.edged_width,
299 :     pEnc->mbParam.edged_height) < 0)
300 :     goto xvid_err_memory3;
301 : edgomez 1.41 if (image_create
302 : edgomez 1.91 (&pEnc->f_refhv, pEnc->mbParam.edged_width,
303 : edgomez 1.41 pEnc->mbParam.edged_height) < 0)
304 : edgomez 1.39 goto xvid_err_memory3;
305 : edgomez 1.91
306 : edgomez 1.41 if (image_create
307 :     (&pEnc->current->image, pEnc->mbParam.edged_width,
308 :     pEnc->mbParam.edged_height) < 0)
309 : edgomez 1.39 goto xvid_err_memory3;
310 : edgomez 1.41 if (image_create
311 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
312 :     pEnc->mbParam.edged_height) < 0)
313 : edgomez 1.39 goto xvid_err_memory3;
314 : edgomez 1.41 if (image_create
315 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
316 :     pEnc->mbParam.edged_height) < 0)
317 : edgomez 1.39 goto xvid_err_memory3;
318 : edgomez 1.41 if (image_create
319 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
320 :     pEnc->mbParam.edged_height) < 0)
321 : edgomez 1.39 goto xvid_err_memory3;
322 : edgomez 1.41 if (image_create
323 :     (&pEnc->vInterHV, pEnc->mbParam.edged_width,
324 :     pEnc->mbParam.edged_height) < 0)
325 : edgomez 1.39 goto xvid_err_memory3;
326 : edgomez 1.91
327 :     /* Create full bitplane for GMC, this might be wasteful */
328 :     if (image_create
329 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
330 :     pEnc->mbParam.edged_height) < 0)
331 :     goto xvid_err_memory3;
332 :    
333 : edgomez 1.102 /* init bframe image buffers */
334 : edgomez 1.91
335 : edgomez 1.102 pEnc->bframenum_head = 0;
336 :     pEnc->bframenum_tail = 0;
337 :     pEnc->flush_bframes = 0;
338 :     pEnc->closed_bframenum = -1;
339 : edgomez 1.91
340 :     /* B Frames specific init */
341 :     pEnc->bframes = NULL;
342 :    
343 :     if (pEnc->mbParam.max_bframes > 0) {
344 :    
345 :     pEnc->bframes =
346 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
347 :     CACHE_LINE);
348 :    
349 :     if (pEnc->bframes == NULL)
350 :     goto xvid_err_memory3;
351 :    
352 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
353 :     pEnc->bframes[n] = NULL;
354 :    
355 :    
356 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
357 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
358 :    
359 :     if (pEnc->bframes[n] == NULL)
360 :     goto xvid_err_memory4;
361 :    
362 :     pEnc->bframes[n]->mbs =
363 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
364 :     pEnc->mbParam.mb_height, CACHE_LINE);
365 :    
366 :     if (pEnc->bframes[n]->mbs == NULL)
367 :     goto xvid_err_memory4;
368 :    
369 :     image_null(&pEnc->bframes[n]->image);
370 :    
371 :     if (image_create
372 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
373 :     pEnc->mbParam.edged_height) < 0)
374 :     goto xvid_err_memory4;
375 :    
376 :     }
377 :     }
378 :    
379 : edgomez 1.102 /* init incoming frame queue */
380 :     pEnc->queue_head = 0;
381 :     pEnc->queue_tail = 0;
382 :     pEnc->queue_size = 0;
383 : edgomez 1.91
384 : edgomez 1.102 pEnc->queue =
385 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
386 :     CACHE_LINE);
387 : edgomez 1.91
388 : edgomez 1.102 if (pEnc->queue == NULL)
389 :     goto xvid_err_memory4;
390 : edgomez 1.91
391 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
392 :     image_null(&pEnc->queue[n].image);
393 : edgomez 1.91
394 :    
395 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
396 :     if (image_create
397 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
398 :     pEnc->mbParam.edged_height) < 0)
399 :     goto xvid_err_memory5;
400 : edgomez 1.91 }
401 :    
402 : edgomez 1.102 /* timestamp stuff */
403 : edgomez 1.91
404 :     pEnc->mbParam.m_stamp = 0;
405 :     pEnc->m_framenum = 0;
406 :     pEnc->current->stamp = 0;
407 :     pEnc->reference->stamp = 0;
408 : edgomez 1.39
409 : edgomez 1.102 /* other stuff */
410 :    
411 :     pEnc->iFrameNum = 0;
412 :     pEnc->fMvPrevSigma = -1;
413 : Isibaar 1.1
414 : edgomez 1.102 create->handle = (void *) pEnc;
415 : Isibaar 1.1
416 : Isibaar 1.6 init_timer();
417 : edgomez 1.102 init_mpeg_matrix(pEnc->mbParam.mpeg_quant_matrices);
418 : Isibaar 1.1
419 : edgomez 1.102 return 0; /* ok */
420 : edgomez 1.39
421 :     /*
422 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
423 :     */
424 :    
425 : edgomez 1.91 xvid_err_memory5:
426 :    
427 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
428 :     image_destroy(&pEnc->queue[n].image, pEnc->mbParam.edged_width,
429 : edgomez 1.91 pEnc->mbParam.edged_height);
430 :     }
431 : edgomez 1.102
432 :     xvid_free(pEnc->queue);
433 : edgomez 1.91
434 :     xvid_err_memory4:
435 :    
436 :     if (pEnc->mbParam.max_bframes > 0) {
437 : edgomez 1.102 int i;
438 : edgomez 1.91
439 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
440 :    
441 :     if (pEnc->bframes[i] == NULL)
442 :     continue;
443 :    
444 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
445 :     pEnc->mbParam.edged_height);
446 :     xvid_free(pEnc->bframes[i]->mbs);
447 :     xvid_free(pEnc->bframes[i]);
448 : syskin 1.96 }
449 : edgomez 1.91
450 :     xvid_free(pEnc->bframes);
451 :     }
452 :    
453 : edgomez 1.41 xvid_err_memory3:
454 : edgomez 1.91
455 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
456 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
457 :     pEnc->mbParam.edged_height);
458 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
459 : edgomez 1.91 pEnc->mbParam.edged_height);
460 :     }
461 :    
462 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
463 :     pEnc->mbParam.edged_height);
464 :     image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
465 :     pEnc->mbParam.edged_height);
466 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
467 : edgomez 1.41 pEnc->mbParam.edged_height);
468 : edgomez 1.39
469 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
470 :     pEnc->mbParam.edged_height);
471 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
472 :     pEnc->mbParam.edged_height);
473 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
474 :     pEnc->mbParam.edged_height);
475 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
476 :     pEnc->mbParam.edged_height);
477 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
478 :     pEnc->mbParam.edged_height);
479 : edgomez 1.91
480 :     /* destroy GMC image */
481 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
482 :     pEnc->mbParam.edged_height);
483 :    
484 : edgomez 1.102 xvid_err_memory2a:
485 :     xvid_free(pEnc->mbParam.mpeg_quant_matrices);
486 : edgomez 1.39
487 : edgomez 1.41 xvid_err_memory2:
488 : edgomez 1.39 xvid_free(pEnc->current->mbs);
489 :     xvid_free(pEnc->reference->mbs);
490 :    
491 : edgomez 1.41 xvid_err_memory1:
492 : edgomez 1.39 xvid_free(pEnc->current);
493 :     xvid_free(pEnc->reference);
494 : edgomez 1.102
495 :     xvid_err_memory1a:
496 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
497 :     xvid_free(pEnc->temp_dquants);
498 :     }
499 :    
500 :     xvid_err_memory0:
501 :     for (n=0; n<pEnc->num_plugins;n++) {
502 :     if (pEnc->plugins[n].func) {
503 :     pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, 0, 0);
504 :     }
505 :     }
506 :     xvid_free(pEnc->plugins);
507 :    
508 :     xvid_free(pEnc->zones);
509 :    
510 : edgomez 1.39 xvid_free(pEnc);
511 :    
512 : edgomez 1.102 create->handle = NULL;
513 : edgomez 1.40
514 : edgomez 1.39 return XVID_ERR_MEMORY;
515 : Isibaar 1.1 }
516 :    
517 : edgomez 1.40 /*****************************************************************************
518 :     * Encoder destruction
519 :     *
520 :     * This function destroy the entire encoder structure created by a previous
521 : edgomez 1.102 * successful enc_create call.
522 : edgomez 1.40 *
523 :     * Returned values (for now only one returned value) :
524 : edgomez 1.102 * - 0 - no errors
525 : edgomez 1.40 *
526 :     ****************************************************************************/
527 :    
528 :     int
529 : edgomez 1.102 enc_destroy(Encoder * pEnc)
530 : Isibaar 1.1 {
531 : edgomez 1.91 int i;
532 : syskin 1.96
533 : edgomez 1.91 /* B Frames specific */
534 : edgomez 1.102 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
535 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
536 : edgomez 1.91 pEnc->mbParam.edged_height);
537 :     }
538 :    
539 : edgomez 1.102 xvid_free(pEnc->queue);
540 :    
541 : edgomez 1.91 if (pEnc->mbParam.max_bframes > 0) {
542 :    
543 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
544 :    
545 :     if (pEnc->bframes[i] == NULL)
546 :     continue;
547 :    
548 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
549 :     pEnc->mbParam.edged_height);
550 :     xvid_free(pEnc->bframes[i]->mbs);
551 :     xvid_free(pEnc->bframes[i]);
552 :     }
553 :    
554 :     xvid_free(pEnc->bframes);
555 : syskin 1.96
556 : edgomez 1.91 }
557 :    
558 : edgomez 1.39 /* All images, reference, current etc ... */
559 : edgomez 1.91
560 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
561 :     pEnc->mbParam.edged_height);
562 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
563 :     pEnc->mbParam.edged_height);
564 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
565 :     pEnc->mbParam.edged_height);
566 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
567 :     pEnc->mbParam.edged_height);
568 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
569 :     pEnc->mbParam.edged_height);
570 : edgomez 1.91 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
571 : edgomez 1.41 pEnc->mbParam.edged_height);
572 : edgomez 1.91 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
573 :     pEnc->mbParam.edged_height);
574 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
575 :     pEnc->mbParam.edged_height);
576 : edgomez 1.102 image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
577 :     pEnc->mbParam.edged_height);
578 : edgomez 1.91
579 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
580 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
581 :     pEnc->mbParam.edged_height);
582 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
583 : edgomez 1.91 pEnc->mbParam.edged_height);
584 :     }
585 : edgomez 1.39
586 :     /* Encoder structure */
587 : edgomez 1.91
588 : suxen_drol 1.27 xvid_free(pEnc->current->mbs);
589 :     xvid_free(pEnc->current);
590 :    
591 :     xvid_free(pEnc->reference->mbs);
592 :     xvid_free(pEnc->reference);
593 :    
594 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
595 :     xvid_free(pEnc->temp_dquants);
596 : edgomez 1.91 }
597 :    
598 :    
599 : edgomez 1.102 if (pEnc->num_plugins>0) {
600 :     xvid_plg_destroy_t pdestroy;
601 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
602 : edgomez 1.91
603 : edgomez 1.102 pdestroy.version = XVID_VERSION;
604 :     pdestroy.num_frames = pEnc->m_framenum;
605 : edgomez 1.91
606 : edgomez 1.102 for (i=0; i<pEnc->num_plugins;i++) {
607 :     if (pEnc->plugins[i].func) {
608 :     pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, 0);
609 :     }
610 :     }
611 :     xvid_free(pEnc->plugins);
612 : edgomez 1.92 }
613 :    
614 : edgomez 1.102 xvid_free(pEnc->mbParam.mpeg_quant_matrices);
615 : edgomez 1.91
616 : edgomez 1.102 if (pEnc->num_plugins>0)
617 :     xvid_free(pEnc->zones);
618 : edgomez 1.91
619 : edgomez 1.102 xvid_free(pEnc);
620 : edgomez 1.91
621 : edgomez 1.102 return 0; /* ok */
622 : edgomez 1.91 }
623 :    
624 :    
625 : edgomez 1.102 /*
626 :     call the plugins
627 :     */
628 : edgomez 1.91
629 : edgomez 1.102 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
630 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
631 : suxen_drol 1.44 {
632 : edgomez 1.102 unsigned int i, j;
633 :     xvid_plg_data_t data;
634 : edgomez 1.91
635 : edgomez 1.102 /* set data struct */
636 : suxen_drol 1.44
637 : edgomez 1.102 memset(&data, 0, sizeof(xvid_plg_data_t));
638 :     data.version = XVID_VERSION;
639 : edgomez 1.91
640 : edgomez 1.102 /* find zone */
641 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
642 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
643 :    
644 :     data.width = pEnc->mbParam.width;
645 :     data.height = pEnc->mbParam.height;
646 :     data.mb_width = pEnc->mbParam.mb_width;
647 :     data.mb_height = pEnc->mbParam.mb_height;
648 :     data.fincr = frame->fincr;
649 :     data.fbase = pEnc->mbParam.fbase;
650 :     data.bquant_ratio = pEnc->mbParam.bquant_ratio;
651 :     data.bquant_offset = pEnc->mbParam.bquant_offset;
652 :    
653 :     for (i=0; i<3; i++) {
654 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
655 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
656 :     }
657 :    
658 :     data.reference.csp = XVID_CSP_PLANAR;
659 :     data.reference.plane[0] = pEnc->reference->image.y;
660 :     data.reference.plane[1] = pEnc->reference->image.u;
661 :     data.reference.plane[2] = pEnc->reference->image.v;
662 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
663 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
664 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
665 :    
666 :     data.current.csp = XVID_CSP_PLANAR;
667 :     data.current.plane[0] = frame->image.y;
668 :     data.current.plane[1] = frame->image.u;
669 :     data.current.plane[2] = frame->image.v;
670 :     data.current.stride[0] = pEnc->mbParam.edged_width;
671 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
672 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
673 :    
674 :     data.frame_num = frame->frame_num;
675 :    
676 :     if (opt == XVID_PLG_BEFORE) {
677 :     data.type = *type;
678 :     data.quant = *quant;
679 :    
680 :     data.vol_flags = frame->vol_flags;
681 :     data.vop_flags = frame->vop_flags;
682 :     data.motion_flags = frame->motion_flags;
683 :    
684 :     } else if (opt == XVID_PLG_FRAME) {
685 :     data.type = coding2type(frame->coding_type);
686 :     data.quant = frame->quant;
687 :    
688 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
689 :     data.dquant = pEnc->temp_dquants;
690 :     data.dquant_stride = pEnc->mbParam.mb_width;
691 :     memset(data.dquant, 0, data.mb_width*data.mb_height);
692 :     }
693 :    
694 :     } else { /* XVID_PLG_AFTER */
695 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
696 :     data.original.csp = XVID_CSP_PLANAR;
697 :     data.original.plane[0] = original->y;
698 :     data.original.plane[1] = original->u;
699 :     data.original.plane[2] = original->v;
700 :     data.original.stride[0] = pEnc->mbParam.edged_width;
701 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
702 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
703 :     }
704 : edgomez 1.91
705 : edgomez 1.102 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
706 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
707 : edgomez 1.91
708 : edgomez 1.102 data.sse_y =
709 :     plane_sse( original->y, frame->image.y,
710 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
711 :     pEnc->mbParam.height);
712 : edgomez 1.91
713 : edgomez 1.102 data.sse_u =
714 :     plane_sse( original->u, frame->image.u,
715 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
716 :     pEnc->mbParam.height/2);
717 : edgomez 1.91
718 : edgomez 1.102 data.sse_v =
719 :     plane_sse( original->v, frame->image.v,
720 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
721 :     pEnc->mbParam.height/2);
722 :     }
723 : edgomez 1.91
724 : edgomez 1.102 data.type = coding2type(frame->coding_type);
725 :     data.quant = frame->quant;
726 : edgomez 1.91
727 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
728 :     data.dquant = pEnc->temp_dquants;
729 :     data.dquant_stride = pEnc->mbParam.mb_width;
730 :    
731 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
732 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
733 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
734 :     }
735 :     }
736 : edgomez 1.91
737 : edgomez 1.102 data.vol_flags = frame->vol_flags;
738 :     data.vop_flags = frame->vop_flags;
739 :     data.motion_flags = frame->motion_flags;
740 :    
741 :     data.length = frame->length;
742 :     data.kblks = frame->sStat.kblks;
743 :     data.mblks = frame->sStat.mblks;
744 :     data.ublks = frame->sStat.ublks;
745 :    
746 :     /* New code */
747 :     data.stats.type = coding2type(frame->coding_type);
748 :     data.stats.quant = frame->quant;
749 :     data.stats.vol_flags = frame->vol_flags;
750 :     data.stats.vop_flags = frame->vop_flags;
751 :     data.stats.length = frame->length;
752 :     data.stats.hlength = frame->length - (frame->sStat.iTextBits / 8);
753 :     data.stats.kblks = frame->sStat.kblks;
754 :     data.stats.mblks = frame->sStat.mblks;
755 :     data.stats.ublks = frame->sStat.ublks;
756 :     data.stats.sse_y = data.sse_y;
757 :     data.stats.sse_u = data.sse_u;
758 :     data.stats.sse_v = data.sse_v;
759 : edgomez 1.91
760 : edgomez 1.102 if (stats)
761 :     *stats = data.stats;
762 :     }
763 : edgomez 1.91
764 : edgomez 1.102 /* call plugins */
765 :     for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
766 :     emms();
767 :     if (pEnc->plugins[i].func) {
768 :     if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, 0) < 0) {
769 :     continue;
770 :     }
771 :     }
772 :     }
773 :     emms();
774 : edgomez 1.91
775 : edgomez 1.102 /* copy modified values back into frame*/
776 :     if (opt == XVID_PLG_BEFORE) {
777 :     *type = data.type;
778 :     *quant = data.quant > 0 ? data.quant : 2; /* default */
779 :    
780 :     frame->vol_flags = data.vol_flags;
781 :     frame->vop_flags = data.vop_flags;
782 :     frame->motion_flags = data.motion_flags;
783 :    
784 :     } else if (opt == XVID_PLG_FRAME) {
785 : edgomez 1.91
786 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
787 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
788 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
789 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
790 :     }
791 :     } else {
792 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
793 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
794 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
795 :     }
796 :     }
797 :     frame->mbs[0].quant = data.quant; /* FRAME will not affect the quant in stats */
798 :     }
799 : edgomez 1.91
800 :    
801 : edgomez 1.102 }
802 : edgomez 1.91
803 :    
804 : edgomez 1.102 static __inline void inc_frame_num(Encoder * pEnc)
805 :     {
806 :     pEnc->current->frame_num = pEnc->m_framenum;
807 :     pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
808 : edgomez 1.91
809 : edgomez 1.102 pEnc->mbParam.m_stamp += pEnc->current->fincr;
810 :     pEnc->m_framenum++; /* debug ticker */
811 :     }
812 :    
813 :     static __inline void dec_frame_num(Encoder * pEnc)
814 :     {
815 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
816 :     pEnc->m_framenum--; /* debug ticker */
817 :     }
818 : edgomez 1.91
819 : edgomez 1.102 static __inline void
820 :     MBSetDquant(MACROBLOCK * pMB, int x, int y, MBParam * mbParam)
821 :     {
822 :     if (pMB->cbp == 0) {
823 :     /* we want to code dquant but the quantizer value will not be used yet
824 :     let's find out if we can postpone dquant to next MB
825 :     */
826 :     if (x == mbParam->mb_width-1 && y == mbParam->mb_height-1) {
827 :     pMB->dquant = 0; /* it's the last MB of all, the easiest case */
828 :     return;
829 :     } else {
830 :     MACROBLOCK * next = pMB + 1;
831 :     const MACROBLOCK * prev = pMB - 1;
832 :     if (next->mode != MODE_INTER4V && next->mode != MODE_NOT_CODED)
833 :     /* mode allows dquant change in the future */
834 :     if (abs(next->quant - prev->quant) <= 2) {
835 :     /* quant change is not out of range */
836 :     pMB->quant = prev->quant;
837 :     pMB->dquant = 0;
838 :     next->dquant = next->quant - prev->quant;
839 :     return;
840 :     }
841 :     }
842 :     }
843 :     /* couldn't skip this dquant */
844 :     pMB->mode = MODE_INTER_Q;
845 :     }
846 :    
847 : edgomez 1.91
848 :    
849 : edgomez 1.102 static __inline void
850 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
851 :     {
852 : edgomez 1.91
853 : edgomez 1.102 pCur->ticks = (int32_t)pCur->stamp % time_base;
854 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
855 : edgomez 1.91
856 : edgomez 1.102 #if 0 /* HEAVY DEBUG OUTPUT */
857 :     fprintf(stderr,"WriteVop: %d - %d \n",
858 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
859 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
860 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
861 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
862 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
863 :     #endif
864 :     }
865 : edgomez 1.91
866 : edgomez 1.102 static int
867 :     gcd(int a, int b)
868 :     {
869 :     int r ;
870 : edgomez 1.91
871 : edgomez 1.102 if (b > a) {
872 :     r = a;
873 :     a = b;
874 :     b = r;
875 :     }
876 : Isibaar 1.97
877 : edgomez 1.102 while ((r = a % b)) {
878 :     a = b;
879 :     b = r;
880 :     }
881 :     return b;
882 :     }
883 : Isibaar 1.97
884 : edgomez 1.102 static void
885 :     simplify_par(int *par_width, int *par_height)
886 :     {
887 : edgomez 1.91
888 : edgomez 1.102 int _par_width = (!*par_width) ? 1 : (*par_width<0) ? -*par_width: *par_width;
889 :     int _par_height = (!*par_height) ? 1 : (*par_height<0) ? -*par_height: *par_height;
890 :     int divisor = gcd(_par_width, _par_height);
891 :    
892 :     _par_width /= divisor;
893 :     _par_height /= divisor;
894 :    
895 :     /* 2^8 precision maximum */
896 :     if (_par_width>255 || _par_height>255) {
897 :     float div;
898 : edgomez 1.91 emms();
899 : edgomez 1.102 if (_par_width>_par_height)
900 :     div = (float)_par_width/255;
901 :     else
902 :     div = (float)_par_height/255;
903 : edgomez 1.91
904 : edgomez 1.102 _par_width = (int)((float)_par_width/div);
905 :     _par_height = (int)((float)_par_height/div);
906 : edgomez 1.91 }
907 :    
908 : edgomez 1.102 *par_width = _par_width;
909 :     *par_height = _par_height;
910 : edgomez 1.91
911 : edgomez 1.102 return;
912 :     }
913 : edgomez 1.91
914 : syskin 1.96
915 : edgomez 1.102 /*****************************************************************************
916 :     * IPB frame encoder entry point
917 :     *
918 :     * Returned values :
919 :     * - >0 - output bytes
920 :     * - 0 - no output
921 :     * - XVID_ERR_VERSION - wrong version passed to core
922 :     * - XVID_ERR_END - End of stream reached before end of coding
923 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
924 :     * format
925 :     ****************************************************************************/
926 : edgomez 1.91
927 :    
928 : edgomez 1.102 int
929 :     enc_encode(Encoder * pEnc,
930 :     xvid_enc_frame_t * xFrame,
931 :     xvid_enc_stats_t * stats)
932 :     {
933 :     xvid_enc_frame_t * frame;
934 :     int type;
935 :     Bitstream bs;
936 : Isibaar 1.97
937 : edgomez 1.102 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
938 :     return XVID_ERR_VERSION;
939 : Isibaar 1.97
940 : edgomez 1.102 xFrame->out_flags = 0;
941 : edgomez 1.91
942 : edgomez 1.102 start_global_timer();
943 :     BitstreamInit(&bs, xFrame->bitstream, 0);
944 : edgomez 1.91
945 :    
946 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
947 :     * enqueue image to the encoding-queue
948 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
949 : edgomez 1.91
950 : edgomez 1.102 if (xFrame->input.csp != XVID_CSP_NULL)
951 : edgomez 1.91 {
952 : edgomez 1.102 QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
953 : edgomez 1.91
954 :     start_timer();
955 :     if (image_input
956 : edgomez 1.102 (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
957 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
958 :     xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
959 : edgomez 1.91 {
960 :     emms();
961 :     return XVID_ERR_FORMAT;
962 :     }
963 :     stop_conv_timer();
964 :    
965 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
966 :     image_chroma_optimize(&q->image,
967 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
968 :     }
969 :    
970 : edgomez 1.102 q->frame = *xFrame;
971 :    
972 :     if (xFrame->quant_intra_matrix)
973 : edgomez 1.91 {
974 : edgomez 1.102 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
975 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
976 : edgomez 1.91 }
977 :    
978 : edgomez 1.102 if (xFrame->quant_inter_matrix)
979 :     {
980 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
981 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
982 : edgomez 1.91 }
983 :    
984 : edgomez 1.102 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
985 :     pEnc->queue_size++;
986 : edgomez 1.91 }
987 :    
988 :    
989 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
990 : edgomez 1.102 * bframe flush code
991 : edgomez 1.91 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
992 :    
993 : edgomez 1.102 repeat:
994 : edgomez 1.91
995 : edgomez 1.102 if (pEnc->flush_bframes)
996 :     {
997 :     if (pEnc->bframenum_head < pEnc->bframenum_tail) {
998 : edgomez 1.91
999 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1000 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1001 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1002 : edgomez 1.91
1003 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1004 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
1005 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1006 : edgomez 1.91 }
1007 :    
1008 : edgomez 1.102 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
1009 :     call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, 0, 0, stats);
1010 :     pEnc->bframenum_head++;
1011 : edgomez 1.91
1012 : edgomez 1.102 goto done;
1013 :     }
1014 : edgomez 1.91
1015 : edgomez 1.102 /* write an empty marker to the bitstream.
1016 : edgomez 1.91
1017 : edgomez 1.102 for divx5 decoder compatibility, this marker must consist
1018 :     of a not-coded p-vop, with a time_base of zero, and time_increment
1019 :     indentical to the future-referece frame.
1020 :     */
1021 : edgomez 1.91
1022 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
1023 :     int tmp;
1024 :     int bits;
1025 : edgomez 1.91
1026 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1027 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1028 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1029 :    
1030 : edgomez 1.102 bits = BitstreamPos(&bs);
1031 : edgomez 1.91
1032 : edgomez 1.102 tmp = pEnc->current->seconds;
1033 :     pEnc->current->seconds = 0; /* force time_base = 0 */
1034 : edgomez 1.91
1035 : edgomez 1.102 BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0, pEnc->current->quant);
1036 :     BitstreamPad(&bs);
1037 :     pEnc->current->seconds = tmp;
1038 : edgomez 1.91
1039 : edgomez 1.102 /* add the not-coded length to the reference frame size */
1040 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
1041 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1042 : edgomez 1.91
1043 : edgomez 1.102 /* flush complete: reset counters */
1044 :     pEnc->flush_bframes = 0;
1045 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1046 :     goto done;
1047 : edgomez 1.91
1048 :     }
1049 :    
1050 : edgomez 1.102 /* flush complete: reset counters */
1051 :     pEnc->flush_bframes = 0;
1052 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1053 :     }
1054 : edgomez 1.91
1055 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1056 :     * dequeue frame from the encoding queue
1057 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1058 : edgomez 1.91
1059 : edgomez 1.102 if (pEnc->queue_size == 0) /* empty */
1060 :     {
1061 :     if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
1062 :     {
1063 : edgomez 1.91
1064 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1065 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1066 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1067 :    
1068 : edgomez 1.102 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1069 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1070 :     }
1071 : edgomez 1.91
1072 : edgomez 1.102 /* if the very last frame is to be b-vop, we must change it to a p-vop */
1073 :     if (pEnc->bframenum_tail > 0) {
1074 : edgomez 1.91
1075 : edgomez 1.102 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1076 :     pEnc->bframenum_tail--;
1077 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1078 : edgomez 1.91
1079 : edgomez 1.102 /* convert B-VOP to P-VOP */
1080 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1081 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1082 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1083 : edgomez 1.91
1084 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1085 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1086 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1087 :     }
1088 : syskin 1.96
1089 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1090 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1091 : edgomez 1.102 pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1092 : syskin 1.103 pEnc->mbParam.frame_drop_ratio = -1; /* it must be a coded vop */
1093 : edgomez 1.91
1094 : edgomez 1.102 FrameCodeP(pEnc, &bs, 1, 0);
1095 : edgomez 1.91
1096 :    
1097 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1098 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1099 :     }else{
1100 :     pEnc->flush_bframes = 1;
1101 :     goto done;
1102 :     }
1103 :     }
1104 :     DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1105 : edgomez 1.91
1106 : edgomez 1.102 emms();
1107 :     return XVID_ERR_END; /* end of stream reached */
1108 : edgomez 1.91 }
1109 : edgomez 1.102 goto done; /* nothing to encode yet; encoder lag */
1110 : edgomez 1.91 }
1111 :    
1112 : edgomez 1.102 /* the current FRAME becomes the reference */
1113 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1114 : edgomez 1.91
1115 : edgomez 1.102 /* remove frame from encoding-queue (head), and move it into the current */
1116 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1117 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1118 :     pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1119 :     pEnc->queue_size--;
1120 : edgomez 1.91
1121 : Isibaar 1.1
1122 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1123 :     * init pEnc->current fields
1124 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1125 : Isibaar 1.1
1126 : edgomez 1.102 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1127 : edgomez 1.91 inc_frame_num(pEnc);
1128 : edgomez 1.102 pEnc->current->vol_flags = frame->vol_flags;
1129 :     pEnc->current->vop_flags = frame->vop_flags;
1130 :     pEnc->current->motion_flags = frame->motion;
1131 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1132 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1133 : edgomez 1.91
1134 : edgomez 1.92
1135 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1136 : syskin 1.96 image_chroma_optimize(&pEnc->current->image,
1137 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1138 :     }
1139 : Isibaar 1.1
1140 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1141 :     * frame type & quant selection
1142 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1143 :    
1144 :     type = frame->type;
1145 :     pEnc->current->quant = frame->quant;
1146 :    
1147 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, &pEnc->current->quant, stats);
1148 :    
1149 :     if (type > 0){ /* XVID_TYPE_?VOP */
1150 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1151 :     } else{ /* XVID_TYPE_AUTO */
1152 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1153 :     pEnc->iFrameNum = 0;
1154 :     type = I_VOP;
1155 :     }else{
1156 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1157 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1158 :     pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold,
1159 :     (pEnc->bframes) ? pEnc->bframes[pEnc->bframenum_head]->mbs: NULL);
1160 :     }
1161 : edgomez 1.91 }
1162 : Isibaar 1.23
1163 : edgomez 1.102 if (type != I_VOP)
1164 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags; /* don't allow VOL changes here */
1165 :    
1166 :     /* bframes buffer overflow check */
1167 :     if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1168 :     type = P_VOP;
1169 :     }
1170 : suxen_drol 1.27
1171 : edgomez 1.102 pEnc->iFrameNum++;
1172 : Isibaar 1.1
1173 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1174 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1175 :     "%d st:%lld if:%d", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1176 : Isibaar 1.1 }
1177 :    
1178 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1179 :     * encode this frame as a b-vop
1180 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1181 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1182 :     if (type == B_VOP) {
1183 :     if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1184 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1185 :     }
1186 :    
1187 :     if (frame->quant < 1) {
1188 :     pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1189 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1190 : edgomez 1.91
1191 : edgomez 1.102 } else {
1192 :     pEnc->current->quant = frame->quant;
1193 :     }
1194 : edgomez 1.41
1195 : edgomez 1.102 if (pEnc->current->quant < 1)
1196 :     pEnc->current->quant = 1;
1197 :     else if (pEnc->current->quant > 31)
1198 :     pEnc->current->quant = 31;
1199 : edgomez 1.41
1200 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1201 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1202 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1203 : edgomez 1.40
1204 : edgomez 1.102 /* store frame into bframe buffer & swap ref back to current */
1205 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1206 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1207 : edgomez 1.41
1208 : edgomez 1.102 pEnc->bframenum_tail++;
1209 : edgomez 1.40
1210 : edgomez 1.102 goto repeat;
1211 :     }
1212 : edgomez 1.40
1213 :    
1214 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1215 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1216 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1217 : edgomez 1.40
1218 : edgomez 1.102 /* for unpacked bframes, output the stats for the last encoded frame */
1219 :     if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1220 :     {
1221 :     if (pEnc->current->stamp > 0) {
1222 :     call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1223 : edgomez 1.40 }
1224 : edgomez 1.102 else
1225 :     stats->type = XVID_TYPE_NOTHING;
1226 :     }
1227 : edgomez 1.40
1228 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1229 :     * closed-gop
1230 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1231 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1232 : Isibaar 1.1
1233 : edgomez 1.102 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1234 : Isibaar 1.1
1235 : edgomez 1.102 /* place this frame back on the encoding-queue (head) */
1236 :     /* we will deal with it next time */
1237 :     dec_frame_num(pEnc);
1238 :     pEnc->iFrameNum--;
1239 : edgomez 1.13
1240 : edgomez 1.102 pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1241 :     pEnc->queue_size++;
1242 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1243 : edgomez 1.41
1244 : edgomez 1.102 /* grab the last frame from the bframe-queue */
1245 : edgomez 1.41
1246 : edgomez 1.102 pEnc->bframenum_tail--;
1247 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1248 : Isibaar 1.1
1249 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1250 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "DX50 BVOP->PVOP");
1251 : edgomez 1.40 }
1252 :    
1253 : edgomez 1.102 /* convert B-VOP quant to P-VOP */
1254 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1255 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1256 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1257 :     type = P_VOP;
1258 : edgomez 1.3 }
1259 : Isibaar 1.1
1260 : edgomez 1.93
1261 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1262 :     * encode this frame as an i-vop
1263 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1264 : h 1.5
1265 : edgomez 1.102 if (type == I_VOP) {
1266 : edgomez 1.41
1267 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1268 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1269 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1270 : Isibaar 1.7
1271 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1272 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1273 :     }
1274 : syskin 1.96
1275 : edgomez 1.102 pEnc->iFrameNum = 1;
1276 : Isibaar 1.1
1277 : edgomez 1.102 /* ---- update vol flags at IVOP ----------- */
1278 :     pEnc->mbParam.vol_flags = pEnc->current->vol_flags;
1279 : edgomez 1.41
1280 : edgomez 1.102 /* Aspect ratio */
1281 :     switch(frame->par) {
1282 :     case XVID_PAR_11_VGA:
1283 :     case XVID_PAR_43_PAL:
1284 :     case XVID_PAR_43_NTSC:
1285 :     case XVID_PAR_169_PAL:
1286 :     case XVID_PAR_169_NTSC:
1287 :     case XVID_PAR_EXT:
1288 :     pEnc->mbParam.par = frame->par;
1289 :     break;
1290 :     default:
1291 :     pEnc->mbParam.par = XVID_PAR_11_VGA;
1292 :     break;
1293 :     }
1294 : Isibaar 1.1
1295 : edgomez 1.102 /* For extended PAR only, we try to sanityse/simplify par values */
1296 :     if (pEnc->mbParam.par == XVID_PAR_EXT) {
1297 :     pEnc->mbParam.par_width = frame->par_width;
1298 :     pEnc->mbParam.par_height = frame->par_height;
1299 :     simplify_par(&pEnc->mbParam.par_width, &pEnc->mbParam.par_height);
1300 :     }
1301 : Isibaar 1.1
1302 : edgomez 1.102 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1303 :     if (frame->quant_intra_matrix != NULL)
1304 :     set_intra_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_intra_matrix);
1305 :     if (frame->quant_inter_matrix != NULL)
1306 :     set_inter_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_inter_matrix);
1307 :     }
1308 : Isibaar 1.1
1309 : edgomez 1.102 /* prevent vol/vop misuse */
1310 : Isibaar 1.1
1311 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1312 :     pEnc->current->vop_flags &= ~XVID_VOP_REDUCED;
1313 : Isibaar 1.1
1314 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1315 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1316 : suxen_drol 1.27
1317 : edgomez 1.102 /* ^^^------------------------ */
1318 : edgomez 1.41
1319 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1320 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1321 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1322 : Isibaar 1.1 }
1323 :    
1324 : edgomez 1.102 FrameCodeI(pEnc, &bs);
1325 :     xFrame->out_flags |= XVID_KEYFRAME;
1326 : Isibaar 1.1
1327 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1328 :     * encode this frame as an p-vop
1329 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1330 : Isibaar 1.1
1331 : edgomez 1.102 } else { /* (type == P_VOP || type == S_VOP) */
1332 : h 1.20
1333 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1334 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1335 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1336 : h 1.20
1337 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1338 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1339 :     }
1340 : h 1.20
1341 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1342 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1343 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1344 :     }
1345 : h 1.20
1346 : syskin 1.103 if ( FrameCodeP(pEnc, &bs, 1, 0) == 0 ) {
1347 :     /* N-VOP, we mustn't code b-frames yet */
1348 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1349 :     goto done;
1350 :     }
1351 : h 1.20 }
1352 :    
1353 : edgomez 1.41
1354 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1355 :     * on next enc_encode call we must flush bframes
1356 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1357 : edgomez 1.41
1358 : edgomez 1.102 /*done_flush:*/
1359 : h 1.26
1360 : edgomez 1.102 pEnc->flush_bframes = 1;
1361 : h 1.26
1362 : edgomez 1.102 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1363 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1364 :     goto repeat;
1365 : h 1.20 }
1366 :    
1367 : edgomez 1.102 /* packed or no-bframes or no-bframes-queued: output stats */
1368 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1369 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, 0, 0, stats);
1370 :     }
1371 : h 1.20
1372 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1373 :     * done; return number of bytes consumed
1374 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1375 : h 1.20
1376 : edgomez 1.102 done:
1377 : h 1.20
1378 : edgomez 1.102 stop_global_timer();
1379 :     write_timer();
1380 : h 1.20
1381 : edgomez 1.102 emms();
1382 :     return BitstreamLength(&bs);
1383 :     }
1384 : h 1.20
1385 :    
1386 : edgomez 1.102 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1387 :     {
1388 :     unsigned int i;
1389 :     MACROBLOCK * pMB = frame->mbs;
1390 :     int quant = frame->mbs[0].quant; /* set by XVID_PLG_FRAME */
1391 :     if (quant > 31)
1392 :     frame->quant = quant = 31;
1393 :     else if (quant < 1)
1394 :     frame->quant = quant = 1;
1395 :    
1396 :     for (i = 0; i < pParam->mb_height * pParam->mb_width; i++) {
1397 :     quant += pMB->dquant;
1398 :     if (quant > 31)
1399 :     quant = 31;
1400 :     else if (quant < 1)
1401 :     quant = 1;
1402 :     pMB->quant = quant;
1403 :     pMB++;
1404 : h 1.20 }
1405 : edgomez 1.102 }
1406 : h 1.20
1407 :    
1408 : edgomez 1.102 static __inline void
1409 :     CodeIntraMB(Encoder * pEnc,
1410 :     MACROBLOCK * pMB)
1411 :     {
1412 : h 1.20
1413 : edgomez 1.102 pMB->mode = MODE_INTRA;
1414 : h 1.20
1415 : edgomez 1.102 /* zero mv statistics */
1416 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1417 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1418 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1419 :     pMB->sad16 = 0;
1420 : h 1.20
1421 : edgomez 1.102 if (pMB->dquant != 0) {
1422 :     pMB->mode = MODE_INTRA_Q;
1423 : h 1.20 }
1424 :     }
1425 :    
1426 :    
1427 : edgomez 1.102
1428 : edgomez 1.41 static int
1429 :     FrameCodeI(Encoder * pEnc,
1430 : edgomez 1.102 Bitstream * bs)
1431 : h 1.21 {
1432 : edgomez 1.102 int bits = BitstreamPos(bs);
1433 : edgomez 1.91 int mb_width = pEnc->mbParam.mb_width;
1434 :     int mb_height = pEnc->mbParam.mb_height;
1435 : h 1.21
1436 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1437 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1438 : h 1.21
1439 :     uint16_t x, y;
1440 :    
1441 : edgomez 1.102 if ((pEnc->current->vol_flags & XVID_VOL_REDUCED_ENABLE))
1442 : edgomez 1.91 {
1443 :     mb_width = (pEnc->mbParam.width + 31) / 32;
1444 :     mb_height = (pEnc->mbParam.height + 31) / 32;
1445 :    
1446 :     /* 16x16->8x8 downsample requires 1 additional edge pixel*/
1447 :     /* XXX: setedges is overkill */
1448 :     start_timer();
1449 : syskin 1.96 image_setedges(&pEnc->current->image,
1450 : edgomez 1.91 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1451 : edgomez 1.102 pEnc->mbParam.width, pEnc->mbParam.height, 0);
1452 : edgomez 1.91 stop_edges_timer();
1453 :     }
1454 : edgomez 1.102
1455 : suxen_drol 1.27 pEnc->mbParam.m_rounding_type = 1;
1456 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1457 :     pEnc->current->coding_type = I_VOP;
1458 : h 1.21
1459 : edgomez 1.102 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1460 :    
1461 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1462 :    
1463 : suxen_drol 1.27 BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1464 : edgomez 1.78
1465 : edgomez 1.91 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1466 :    
1467 : edgomez 1.101 BitstreamPad(bs);
1468 : h 1.21
1469 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1, pEnc->current->mbs[0].quant);
1470 : h 1.21
1471 : edgomez 1.91 pEnc->current->sStat.iTextBits = 0;
1472 :     pEnc->current->sStat.kblks = mb_width * mb_height;
1473 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1474 : h 1.21
1475 : edgomez 1.91 for (y = 0; y < mb_height; y++)
1476 :     for (x = 0; x < mb_width; x++) {
1477 : edgomez 1.41 MACROBLOCK *pMB =
1478 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1479 : h 1.21
1480 :     CodeIntraMB(pEnc, pMB);
1481 :    
1482 : edgomez 1.41 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1483 :     dct_codes, qcoeff);
1484 : h 1.21
1485 :     start_timer();
1486 : suxen_drol 1.27 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1487 : h 1.21 stop_prediction_timer();
1488 :    
1489 :     start_timer();
1490 : edgomez 1.102 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1491 : chl 1.68 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1492 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1493 :     qcoeff[5*64+0]=0;
1494 :     }
1495 : edgomez 1.91 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1496 : h 1.21 stop_coding_timer();
1497 :     }
1498 :    
1499 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_REDUCED))
1500 : edgomez 1.91 {
1501 : syskin 1.96 image_deblock_rrv(&pEnc->current->image, pEnc->mbParam.edged_width,
1502 : edgomez 1.91 pEnc->current->mbs, mb_width, mb_height, pEnc->mbParam.mb_width,
1503 : edgomez 1.102 16, 0);
1504 : edgomez 1.91 }
1505 : h 1.21 emms();
1506 :    
1507 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1508 :    
1509 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1510 :    
1511 : edgomez 1.91 pEnc->fMvPrevSigma = -1;
1512 : suxen_drol 1.27 pEnc->mbParam.m_fcode = 2;
1513 : h 1.21
1514 : edgomez 1.102 pEnc->current->is_edged = 0; /* not edged */
1515 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1516 : h 1.21
1517 : edgomez 1.93 return 1; /* intra */
1518 : h 1.21 }
1519 :    
1520 :    
1521 : Isibaar 1.1 #define INTRA_THRESHOLD 0.5
1522 : edgomez 1.91 #define BFRAME_SKIP_THRESHHOLD 30
1523 :    
1524 : Isibaar 1.1
1525 : edgomez 1.91 /* FrameCodeP also handles S(GMC)-VOPs */
1526 : edgomez 1.41 static int
1527 :     FrameCodeP(Encoder * pEnc,
1528 :     Bitstream * bs,
1529 :     bool force_inter,
1530 :     bool vol_header)
1531 : Isibaar 1.1 {
1532 : edgomez 1.3 float fSigma;
1533 : edgomez 1.102 int bits = BitstreamPos(bs);
1534 : edgomez 1.13
1535 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1536 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1537 : Isibaar 1.8
1538 : Isibaar 1.1 int iLimit;
1539 : edgomez 1.91 int x, y, k;
1540 : edgomez 1.3 int iSearchRange;
1541 : edgomez 1.102 int bIntra=0, skip_possible;
1542 :     FRAMEINFO *const current = pEnc->current;
1543 :     FRAMEINFO *const reference = pEnc->reference;
1544 :     MBParam * const pParam = &pEnc->mbParam;
1545 :     int mb_width = pParam->mb_width;
1546 :     int mb_height = pParam->mb_height;
1547 : syskin 1.103 int coded = 1;
1548 : syskin 1.96
1549 : Isibaar 1.1
1550 : edgomez 1.102 /* IMAGE *pCurrent = &current->image; */
1551 :     IMAGE *pRef = &reference->image;
1552 :    
1553 :     if ((current->vop_flags & XVID_VOP_REDUCED))
1554 : edgomez 1.91 {
1555 : edgomez 1.102 mb_width = (pParam->width + 31) / 32;
1556 :     mb_height = (pParam->height + 31) / 32;
1557 : edgomez 1.91 }
1558 :    
1559 : Isibaar 1.1
1560 : edgomez 1.102 if (!reference->is_edged) {
1561 :     start_timer();
1562 :     image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1563 :     pParam->width, pParam->height, 0);
1564 :     stop_edges_timer();
1565 :     reference->is_edged = 1;
1566 :     }
1567 :    
1568 :     pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1569 :     current->rounding_type = pParam->m_rounding_type;
1570 :     current->fcode = pParam->m_fcode;
1571 : Isibaar 1.1
1572 :     if (!force_inter)
1573 : edgomez 1.91 iLimit = (int)(mb_width * mb_height * INTRA_THRESHOLD);
1574 : edgomez 1.3 else
1575 : edgomez 1.91 iLimit = mb_width * mb_height + 1;
1576 : Isibaar 1.1
1577 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1578 :     if (reference->is_interpolated != current->rounding_type) {
1579 :     start_timer();
1580 :     image_interpolate(pRef, &pEnc->vInterH, &pEnc->vInterV,
1581 :     &pEnc->vInterHV, pParam->edged_width,
1582 :     pParam->edged_height,
1583 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1584 :     current->rounding_type);
1585 :     stop_inter_timer();
1586 :     reference->is_interpolated = current->rounding_type;
1587 :     }
1588 : Isibaar 1.1 }
1589 :    
1590 : edgomez 1.102 current->coding_type = P_VOP;
1591 :    
1592 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1593 :    
1594 :     SetMacroblockQuants(&pEnc->mbParam, current);
1595 : syskin 1.96
1596 : Isibaar 1.1 start_timer();
1597 : edgomez 1.102 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1598 :     { int gmcval;
1599 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1600 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1601 :    
1602 :     if (current->motion_flags & XVID_ME_GME_REFINE) {
1603 :     gmcval = GlobalMotionEstRefine(&current->warp,
1604 :     current->mbs, pParam,
1605 :     current, reference,
1606 :     &current->image,
1607 :     &reference->image,
1608 :     &pEnc->vInterH,
1609 :     &pEnc->vInterV,
1610 :     &pEnc->vInterHV);
1611 :     } else {
1612 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1613 :     current,
1614 :     &reference->image,
1615 :     &current->image,
1616 :     pEnc->vGMC.y);
1617 :     }
1618 :    
1619 :     gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1620 :    
1621 :     /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1622 :     generate_GMCparameters( 3, 3, &current->warp,
1623 :     pParam->width, pParam->height,
1624 :     &current->new_gmc_data);
1625 :    
1626 :     if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1627 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1628 :     {
1629 :     current->coding_type = S_VOP;
1630 :    
1631 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1632 :     pParam->mb_width, pParam->mb_height,
1633 :     pParam->edged_width, pParam->edged_width/2,
1634 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1635 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1636 :    
1637 :     } else {
1638 : edgomez 1.91
1639 : edgomez 1.102 generate_GMCimage(&current->new_gmc_data, &reference->image,
1640 :     pParam->mb_width, pParam->mb_height,
1641 :     pParam->edged_width, pParam->edged_width/2,
1642 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1643 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1644 :     }
1645 :     }
1646 : Isibaar 1.1
1647 : edgomez 1.102 bIntra =
1648 :     MotionEstimation(&pEnc->mbParam, current, reference,
1649 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1650 :     &pEnc->vGMC, iLimit);
1651 : edgomez 1.91
1652 :    
1653 : edgomez 1.102 stop_motion_timer();
1654 : edgomez 1.91
1655 : edgomez 1.102 if (bIntra == 1) return FrameCodeI(pEnc, bs);
1656 : Isibaar 1.1
1657 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1658 : edgomez 1.41 if (vol_header)
1659 : edgomez 1.102 { BitstreamWriteVolHeader(bs, &pEnc->mbParam, current);
1660 : edgomez 1.101 BitstreamPad(bs);
1661 : edgomez 1.91 }
1662 : Isibaar 1.1
1663 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1, current->mbs[0].quant);
1664 : edgomez 1.3
1665 : edgomez 1.102 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1666 :     current->sStat.kblks = current->sStat.mblks = current->sStat.ublks = 0;
1667 : edgomez 1.91
1668 : Isibaar 1.1
1669 : edgomez 1.91 for (y = 0; y < mb_height; y++) {
1670 :     for (x = 0; x < mb_width; x++) {
1671 : edgomez 1.41 MACROBLOCK *pMB =
1672 : edgomez 1.102 &current->mbs[x + y * pParam->mb_width];
1673 : edgomez 1.91
1674 : edgomez 1.3 bIntra = (pMB->mode == MODE_INTRA) || (pMB->mode == MODE_INTRA_Q);
1675 : Isibaar 1.1
1676 : edgomez 1.91 if (bIntra) {
1677 : Isibaar 1.1 CodeIntraMB(pEnc, pMB);
1678 : edgomez 1.102 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1679 : edgomez 1.41 dct_codes, qcoeff);
1680 : chl 1.81
1681 :     start_timer();
1682 : edgomez 1.102 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1683 : chl 1.81 stop_prediction_timer();
1684 : edgomez 1.91
1685 : edgomez 1.102 current->sStat.kblks++;
1686 : edgomez 1.91
1687 : edgomez 1.102 if (pEnc->current->vop_flags & XVID_VOP_GREYSCALE)
1688 :     { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1689 :     qcoeff[4*64+0]=0; /* zero, because for INTRA MBs DC value is saved */
1690 :     qcoeff[5*64+0]=0;
1691 :     }
1692 :     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->vop_flags & XVID_VOP_REDUCED),
1707 :     current->rounding_type);
1708 : edgomez 1.91
1709 :     stop_comp_timer();
1710 :    
1711 :     pMB->field_pred = 0;
1712 :    
1713 :     if (pMB->mode != MODE_NOT_CODED)
1714 :     { pMB->cbp =
1715 : edgomez 1.102 MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1716 : edgomez 1.91 dct_codes, qcoeff);
1717 :     }
1718 :    
1719 : edgomez 1.102 if (pMB->dquant != 0)
1720 :     MBSetDquant(pMB, x, y, &pEnc->mbParam);
1721 :    
1722 :    
1723 : edgomez 1.91 if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1724 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1725 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1726 : edgomez 1.102 current->sStat.mblks++;
1727 : chl 1.64 } else {
1728 : edgomez 1.102 current->sStat.ublks++;
1729 : edgomez 1.91 }
1730 : edgomez 1.102
1731 : Isibaar 1.1 start_timer();
1732 : chl 1.65
1733 :     /* Finished processing the MB, now check if to CODE or SKIP */
1734 :    
1735 : edgomez 1.91 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER) &&
1736 : edgomez 1.102 (pMB->dquant == 0);
1737 :    
1738 :     if (current->coding_type == S_VOP)
1739 : edgomez 1.91 skip_possible &= (pMB->mcsel == 1);
1740 : edgomez 1.102 else if (current->coding_type == P_VOP) {
1741 :     if ((pParam->vol_flags & XVID_VOL_QUARTERPEL))
1742 : edgomez 1.91 skip_possible &= ( (pMB->qmvs[0].x == 0) && (pMB->qmvs[0].y == 0) );
1743 : syskin 1.96 else
1744 : edgomez 1.91 skip_possible &= ( (pMB->mvs[0].x == 0) && (pMB->mvs[0].y == 0) );
1745 :     }
1746 :    
1747 :     if ( (pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1748 :    
1749 :     /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1750 :    
1751 : edgomez 1.102 if (current->coding_type == P_VOP) /* special rule for P-VOP's SKIP */
1752 : edgomez 1.91 {
1753 : syskin 1.96 int bSkip = 1;
1754 : edgomez 1.102
1755 : edgomez 1.91 for (k=pEnc->bframenum_head; k< pEnc->bframenum_tail; k++)
1756 :     {
1757 :     int iSAD;
1758 : edgomez 1.102 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1759 :     pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1760 :     pParam->edged_width,BFRAME_SKIP_THRESHHOLD);
1761 : edgomez 1.91 if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant)
1762 : syskin 1.96 { bSkip = 0;
1763 : edgomez 1.91 break;
1764 :     }
1765 :     }
1766 : edgomez 1.102
1767 : edgomez 1.91 if (!bSkip) { /* no SKIP, but trivial block */
1768 : edgomez 1.102 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1769 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1770 : syskin 1.96 pMB->pmvs[0].x = - predMV.x;
1771 :     pMB->pmvs[0].y = - predMV.y;
1772 : edgomez 1.91 }
1773 :     else {
1774 : edgomez 1.102 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1775 : syskin 1.96 pMB->pmvs[0].x = - predMV.x;
1776 :     pMB->pmvs[0].y = - predMV.y;
1777 : edgomez 1.91 }
1778 :     pMB->mode = MODE_INTER;
1779 :     pMB->cbp = 0;
1780 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1781 : edgomez 1.91 stop_coding_timer();
1782 :    
1783 :     continue; /* next MB */
1784 :     }
1785 :     }
1786 :     /* do SKIP */
1787 :    
1788 :     pMB->mode = MODE_NOT_CODED;
1789 :     MBSkip(bs);
1790 :     stop_coding_timer();
1791 :     continue; /* next MB */
1792 :     }
1793 :     /* ordinary case: normal coded INTER/INTER4V block */
1794 : chl 1.65
1795 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_GREYSCALE))
1796 : edgomez 1.91 { pMB->cbp &= 0x3C; /* keep only bits 5-2 */
1797 :     qcoeff[4*64+0]=0; /* zero, because DC for INTRA MBs DC value is saved */
1798 :     qcoeff[5*64+0]=0;
1799 :     }
1800 : chl 1.65
1801 : edgomez 1.102 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1802 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1803 :     pMB->pmvs[0].x = pMB->qmvs[0].x - predMV.x;
1804 : syskin 1.96 pMB->pmvs[0].y = pMB->qmvs[0].y - predMV.y;
1805 : 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);
1806 : edgomez 1.91 } else {
1807 : edgomez 1.102 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1808 : syskin 1.96 pMB->pmvs[0].x = pMB->mvs[0].x - predMV.x;
1809 :     pMB->pmvs[0].y = pMB->mvs[0].y - predMV.y;
1810 : 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);
1811 : edgomez 1.78 }
1812 : edgomez 1.91
1813 :    
1814 :     if (pMB->mode == MODE_INTER4V)
1815 :     { int k;
1816 :     for (k=1;k<4;k++)
1817 :     {
1818 : edgomez 1.102 if((pParam->vol_flags & XVID_VOL_QUARTERPEL)) {
1819 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1820 :     pMB->pmvs[k].x = pMB->qmvs[k].x - predMV.x;
1821 : syskin 1.96 pMB->pmvs[k].y = pMB->qmvs[k].y - predMV.y;
1822 : 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);
1823 : edgomez 1.91 } else {
1824 : edgomez 1.102 VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, k);
1825 : syskin 1.96 pMB->pmvs[k].x = pMB->mvs[k].x - predMV.x;
1826 :     pMB->pmvs[k].y = pMB->mvs[k].y - predMV.y;
1827 : 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);
1828 : edgomez 1.91 }
1829 :    
1830 : chl 1.68 }
1831 : chl 1.65 }
1832 : edgomez 1.102
1833 :     MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1834 : edgomez 1.91 stop_coding_timer();
1835 : chl 1.65
1836 : Isibaar 1.1 }
1837 :     }
1838 :    
1839 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_REDUCED))
1840 : edgomez 1.91 {
1841 : edgomez 1.102 image_deblock_rrv(&current->image, pParam->edged_width,
1842 :     current->mbs, mb_width, mb_height, pParam->mb_width,
1843 :     16, 0);
1844 : edgomez 1.91 }
1845 :    
1846 : Isibaar 1.1 emms();
1847 : h 1.20
1848 : edgomez 1.102 if (current->sStat.iMvCount == 0)
1849 :     current->sStat.iMvCount = 1;
1850 : Isibaar 1.1
1851 : edgomez 1.102 fSigma = (float) sqrt((float) current->sStat.iMvSum / current->sStat.iMvCount);
1852 : Isibaar 1.1
1853 : edgomez 1.102 iSearchRange = 1 << (3 + pParam->m_fcode);
1854 : Isibaar 1.1
1855 : edgomez 1.41 if ((fSigma > iSearchRange / 3)
1856 : edgomez 1.102 && (pParam->m_fcode <= (3 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* maximum search range 128 */
1857 : edgomez 1.3 {
1858 : edgomez 1.102 pParam->m_fcode++;
1859 : Isibaar 1.1 iSearchRange *= 2;
1860 : edgomez 1.41 } else if ((fSigma < iSearchRange / 6)
1861 : edgomez 1.91 && (pEnc->fMvPrevSigma >= 0)
1862 :     && (pEnc->fMvPrevSigma < iSearchRange / 6)
1863 : edgomez 1.102 && (pParam->m_fcode >= (2 + (pParam->vol_flags & XVID_VOL_QUARTERPEL?1:0) ))) /* minimum search range 16 */
1864 : edgomez 1.3 {
1865 : edgomez 1.102 pParam->m_fcode--;
1866 : Isibaar 1.1 iSearchRange /= 2;
1867 : edgomez 1.3 }
1868 : Isibaar 1.1
1869 : edgomez 1.91 pEnc->fMvPrevSigma = fSigma;
1870 :    
1871 :     /* frame drop code */
1872 : edgomez 1.102 #if 0
1873 :     DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1874 :     #endif
1875 : syskin 1.103 if (current->sStat.kblks + current->sStat.mblks <=
1876 : edgomez 1.102 (pParam->frame_drop_ratio * mb_width * mb_height) / 100)
1877 : edgomez 1.91 {
1878 : edgomez 1.102 current->sStat.kblks = current->sStat.mblks = 0;
1879 :     current->sStat.ublks = mb_width * mb_height;
1880 : edgomez 1.91
1881 :     BitstreamReset(bs);
1882 :    
1883 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1884 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0, current->mbs[0].quant);
1885 : edgomez 1.91
1886 : edgomez 1.93 /* copy reference frame details into the current frame */
1887 : edgomez 1.102 current->quant = reference->quant;
1888 :     current->motion_flags = reference->motion_flags;
1889 :     current->rounding_type = reference->rounding_type;
1890 :     current->fcode = reference->fcode;
1891 :     current->bcode = reference->bcode;
1892 : syskin 1.103 current->stamp = reference->stamp;
1893 : edgomez 1.102 image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1894 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1895 : syskin 1.103 coded = 0;
1896 :    
1897 :     } else {
1898 : edgomez 1.102
1899 : syskin 1.103 pEnc->current->is_edged = 0; /* not edged */
1900 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1901 : edgomez 1.102
1902 : syskin 1.103 /* what was this frame's interpolated reference will become
1903 :     forward (past) reference in b-frame coding */
1904 : edgomez 1.102
1905 : syskin 1.103 image_swap(&pEnc->vInterH, &pEnc->f_refh);
1906 :     image_swap(&pEnc->vInterV, &pEnc->f_refv);
1907 :     image_swap(&pEnc->vInterHV, &pEnc->f_refhv);
1908 :     }
1909 : edgomez 1.91
1910 :     /* XXX: debug
1911 :     {
1912 :     char s[100];
1913 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1914 : edgomez 1.102 image_dump_yuvpgm(&current->image,
1915 :     pParam->edged_width,
1916 :     pParam->width, pParam->height, s);
1917 :    
1918 : edgomez 1.91 sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1919 : edgomez 1.102 image_dump_yuvpgm(&reference->image,
1920 :     pParam->edged_width,
1921 :     pParam->width, pParam->height, s);
1922 : syskin 1.96 }
1923 : edgomez 1.91 */
1924 :    
1925 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1926 : suxen_drol 1.60
1927 : edgomez 1.102 current->length = (BitstreamPos(bs) - bits) / 8;
1928 : Isibaar 1.1
1929 : syskin 1.103 return coded;
1930 : edgomez 1.91 }
1931 :    
1932 :    
1933 :     static void
1934 :     FrameCodeB(Encoder * pEnc,
1935 :     FRAMEINFO * frame,
1936 : edgomez 1.102 Bitstream * bs)
1937 : edgomez 1.91 {
1938 : edgomez 1.102 int bits = BitstreamPos(bs);
1939 : edgomez 1.91 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1940 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1941 :     uint32_t x, y;
1942 :    
1943 :     IMAGE *f_ref = &pEnc->reference->image;
1944 :     IMAGE *b_ref = &pEnc->current->image;
1945 :    
1946 : edgomez 1.102 #ifdef BFRAMES_DEC_DEBUG
1947 : edgomez 1.91 FILE *fp;
1948 :     static char first=0;
1949 :     #define BFRAME_DEBUG if (!first && fp){ \
1950 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1951 :     }
1952 :    
1953 : edgomez 1.102 /* XXX: pEnc->current->global_flags &= ~XVID_VOP_REDUCED; reduced resoltion not yet supported */
1954 : edgomez 1.91
1955 :     if (!first){
1956 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1957 :     }
1958 :     #endif
1959 :    
1960 : edgomez 1.102 /* forward */
1961 :     if (!pEnc->reference->is_edged) {
1962 :     image_setedges(f_ref, pEnc->mbParam.edged_width,
1963 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1964 :     pEnc->mbParam.height, 0);
1965 :     pEnc->current->is_edged = 1;
1966 :     }
1967 : syskin 1.96
1968 : edgomez 1.102 if (pEnc->reference->is_interpolated != 0) {
1969 :     start_timer();
1970 :     image_interpolate(f_ref, &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
1971 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1972 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1973 :     stop_inter_timer();
1974 :     pEnc->reference->is_interpolated = 0;
1975 :     }
1976 : edgomez 1.91
1977 : edgomez 1.93 /* backward */
1978 : edgomez 1.102 if (!pEnc->current->is_edged) {
1979 :     image_setedges(b_ref, pEnc->mbParam.edged_width,
1980 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1981 :     pEnc->mbParam.height, 0);
1982 :     pEnc->current->is_edged = 1;
1983 :     }
1984 :    
1985 :     if (pEnc->current->is_interpolated != 0) {
1986 :     start_timer();
1987 :     image_interpolate(b_ref, &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1988 :     pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1989 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1990 :     stop_inter_timer();
1991 :     pEnc->current->is_interpolated = 0;
1992 :     }
1993 :    
1994 :     frame->coding_type = B_VOP;
1995 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1996 : edgomez 1.91
1997 :     start_timer();
1998 : syskin 1.96 MotionEstimationBVOP(&pEnc->mbParam, frame,
1999 : edgomez 1.93 ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
2000 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
2001 :     pEnc->reference->mbs, f_ref,
2002 : edgomez 1.91 &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
2003 :     pEnc->current, b_ref, &pEnc->vInterH,
2004 :     &pEnc->vInterV, &pEnc->vInterHV);
2005 :     stop_motion_timer();
2006 :    
2007 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
2008 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1, frame->quant);
2009 : edgomez 1.91
2010 :     frame->sStat.iTextBits = 0;
2011 :     frame->sStat.iMvSum = 0;
2012 :     frame->sStat.iMvCount = 0;
2013 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
2014 : edgomez 1.102 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
2015 :     frame->sStat.kblks = frame->sStat.ublks = 0;
2016 : edgomez 1.91
2017 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
2018 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
2019 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
2020 :    
2021 : edgomez 1.93 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
2022 : edgomez 1.91 if (mb->mode == MODE_NOT_CODED) {
2023 : edgomez 1.102 if (pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2024 :     MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image,
2025 :     NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0, 0);
2026 :     }
2027 :    
2028 : edgomez 1.91 continue;
2029 :     }
2030 :    
2031 : edgomez 1.102 if (mb->mode != MODE_DIRECT_NONE_MV || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2032 : edgomez 1.91 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
2033 :     f_ref, &pEnc->f_refh, &pEnc->f_refv,
2034 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
2035 :     &pEnc->vInterV, &pEnc->vInterHV,
2036 :     dct_codes);
2037 :    
2038 :     if (mb->mode == MODE_DIRECT_NO4V) mb->mode = MODE_DIRECT;
2039 :     mb->quant = frame->quant;
2040 : edgomez 1.102
2041 :     if (mb->mode != MODE_DIRECT_NONE_MV)
2042 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
2043 : edgomez 1.91
2044 :     if ( (mb->mode == MODE_DIRECT) && (mb->cbp == 0)
2045 :     && (mb->pmvs[3].x == 0) && (mb->pmvs[3].y == 0) ) {
2046 : edgomez 1.93 mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
2047 : edgomez 1.91 }
2048 :     }
2049 :    
2050 : edgomez 1.102 /* keep only bits 5-2 -- Chroma blocks will just be skipped by the
2051 :     * coding function for BFrames, that's why we don't zero teh DC
2052 :     * coeffs */
2053 :     if ((frame->vop_flags & XVID_VOP_GREYSCALE))
2054 :     mb->cbp &= 0x3C;
2055 :    
2056 : edgomez 1.91 start_timer();
2057 : edgomez 1.102 MBCodingBVOP(frame, mb, qcoeff, frame->fcode, frame->bcode, bs,
2058 :     &frame->sStat);
2059 : edgomez 1.91 stop_coding_timer();
2060 :     }
2061 :     }
2062 :    
2063 :     emms();
2064 :    
2065 : edgomez 1.93 /* TODO: dynamic fcode/bcode ??? */
2066 : edgomez 1.91
2067 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
2068 :     frame->length = (BitstreamPos(bs) - bits) / 8;
2069 : edgomez 1.91
2070 :     #ifdef BFRAMES_DEC_DEBUG
2071 :     if (!first){
2072 :     first=1;
2073 :     if (fp)
2074 :     fclose(fp);
2075 :     }
2076 :     #endif
2077 : suxen_drol 1.24 }

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