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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 1.127 * $Id: encoder.c,v 1.126 2006/02/24 08:46:22 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 : syskin 1.126 # include "motion/motion_smp.h"
53 :    
54 :    
55 : edgomez 1.40 /*****************************************************************************
56 :     * Local function prototypes
57 :     ****************************************************************************/
58 :    
59 : edgomez 1.39 static int FrameCodeI(Encoder * pEnc,
60 : edgomez 1.102 Bitstream * bs);
61 : edgomez 1.39
62 :     static int FrameCodeP(Encoder * pEnc,
63 : syskin 1.104 Bitstream * bs);
64 : Isibaar 1.1
65 : edgomez 1.91 static void FrameCodeB(Encoder * pEnc,
66 :     FRAMEINFO * frame,
67 : edgomez 1.102 Bitstream * bs);
68 : Isibaar 1.1
69 :    
70 : edgomez 1.40 /*****************************************************************************
71 :     * Encoder creation
72 :     *
73 :     * This function creates an Encoder instance, it allocates all necessary
74 : edgomez 1.91 * image buffers (reference, current and bframes) and initialize the internal
75 :     * xvid encoder paremeters according to the XVID_ENC_PARAM input parameter.
76 : edgomez 1.40 *
77 :     * The code seems to be very long but is very basic, mainly memory allocation
78 :     * and cleaning code.
79 :     *
80 :     * Returned values :
81 : edgomez 1.102 * - 0 - no errors
82 : syskin 1.96 * - XVID_ERR_MEMORY - the libc could not allocate memory, the function
83 :     * cleans the structure before exiting.
84 :     * pParam->handle is also set to NULL.
85 : edgomez 1.40 *
86 :     ****************************************************************************/
87 :    
88 : edgomez 1.102 /*
89 :     * Simplify the "fincr/fbase" fraction
90 :     */
91 : Skal 1.118 static int
92 :     gcd(int a, int b)
93 :     {
94 :     int r ;
95 :    
96 :     if (b > a) {
97 :     r = a;
98 :     a = b;
99 :     b = r;
100 :     }
101 :    
102 :     while ((r = a % b)) {
103 :     a = b;
104 :     b = r;
105 :     }
106 :     return b;
107 :     }
108 :    
109 : edgomez 1.102 static void
110 :     simplify_time(int *inc, int *base)
111 : Isibaar 1.1 {
112 : edgomez 1.102 /* common factor */
113 : Skal 1.118 const int s = gcd(*inc, *base);
114 :     *inc /= s;
115 :     *base /= s;
116 : Isibaar 1.1
117 : edgomez 1.106 if (*base > 65535 || *inc > 65535) {
118 :     int *biggest;
119 :     int *other;
120 : edgomez 1.107 float div;
121 : edgomez 1.108
122 : edgomez 1.106 if (*base > *inc) {
123 :     biggest = base;
124 :     other = inc;
125 :     } else {
126 :     biggest = inc;
127 :     other = base;
128 :     }
129 :    
130 : edgomez 1.107 div = ((float)*biggest)/((float)65535);
131 : Skal 1.118 *biggest = (unsigned int)(((float)*biggest)/div);
132 :     *other = (unsigned int)(((float)*other)/div);
133 : Isibaar 1.1 }
134 : edgomez 1.102 }
135 : Isibaar 1.1
136 : edgomez 1.39
137 : edgomez 1.102 int
138 :     enc_create(xvid_enc_create_t * create)
139 :     {
140 :     Encoder *pEnc;
141 : syskin 1.126 int n;
142 : edgomez 1.39
143 : edgomez 1.102 if (XVID_VERSION_MAJOR(create->version) != 1) /* v1.x.x */
144 :     return XVID_ERR_VERSION;
145 : Isibaar 1.1
146 : edgomez 1.102 if (create->width%2 || create->height%2)
147 :     return XVID_ERR_FAIL;
148 : Isibaar 1.1
149 : syskin 1.103 if (create->width<=0 || create->height<=0)
150 :     return XVID_ERR_FAIL;
151 :    
152 : edgomez 1.102 /* allocate encoder struct */
153 : edgomez 1.41
154 : edgomez 1.39 pEnc = (Encoder *) xvid_malloc(sizeof(Encoder), CACHE_LINE);
155 :     if (pEnc == NULL)
156 : Isibaar 1.1 return XVID_ERR_MEMORY;
157 : edgomez 1.42 memset(pEnc, 0, sizeof(Encoder));
158 :    
159 : edgomez 1.102 pEnc->mbParam.profile = create->profile;
160 : Isibaar 1.1
161 : edgomez 1.102 /* global flags */
162 :     pEnc->mbParam.global_flags = create->global;
163 : suxen_drol 1.117 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED))
164 :     pEnc->mbParam.global_flags |= XVID_GLOBAL_DIVX5_USERDATA;
165 : Isibaar 1.1
166 : edgomez 1.102 /* width, height */
167 :     pEnc->mbParam.width = create->width;
168 :     pEnc->mbParam.height = create->height;
169 : Isibaar 1.1 pEnc->mbParam.mb_width = (pEnc->mbParam.width + 15) / 16;
170 :     pEnc->mbParam.mb_height = (pEnc->mbParam.height + 15) / 16;
171 : edgomez 1.41 pEnc->mbParam.edged_width = 16 * pEnc->mbParam.mb_width + 2 * EDGE_SIZE;
172 :     pEnc->mbParam.edged_height = 16 * pEnc->mbParam.mb_height + 2 * EDGE_SIZE;
173 : Isibaar 1.1
174 : edgomez 1.102 /* framerate */
175 :     pEnc->mbParam.fincr = MAX(create->fincr, 0);
176 :     pEnc->mbParam.fbase = create->fincr <= 0 ? 25 : create->fbase;
177 :     if (pEnc->mbParam.fincr>0)
178 : Skal 1.118 simplify_time((int*)&pEnc->mbParam.fincr, (int*)&pEnc->mbParam.fbase);
179 : Isibaar 1.119
180 : edgomez 1.102 /* zones */
181 :     if(create->num_zones > 0) {
182 :     pEnc->num_zones = create->num_zones;
183 :     pEnc->zones = xvid_malloc(sizeof(xvid_enc_zone_t) * pEnc->num_zones, CACHE_LINE);
184 :     if (pEnc->zones == NULL)
185 :     goto xvid_err_memory0;
186 :     memcpy(pEnc->zones, create->zones, sizeof(xvid_enc_zone_t) * pEnc->num_zones);
187 :     } else {
188 :     pEnc->num_zones = 0;
189 :     pEnc->zones = NULL;
190 :     }
191 :    
192 :     /* plugins */
193 :     if(create->num_plugins > 0) {
194 :     pEnc->num_plugins = create->num_plugins;
195 :     pEnc->plugins = xvid_malloc(sizeof(xvid_enc_plugin_t) * pEnc->num_plugins, CACHE_LINE);
196 :     if (pEnc->plugins == NULL)
197 :     goto xvid_err_memory0;
198 :     } else {
199 :     pEnc->num_plugins = 0;
200 :     pEnc->plugins = NULL;
201 :     }
202 :    
203 :     for (n=0; n<pEnc->num_plugins;n++) {
204 :     xvid_plg_create_t pcreate;
205 :     xvid_plg_info_t pinfo;
206 :    
207 :     memset(&pinfo, 0, sizeof(xvid_plg_info_t));
208 :     pinfo.version = XVID_VERSION;
209 : suxen_drol 1.120 if (create->plugins[n].func(NULL, XVID_PLG_INFO, &pinfo, NULL) >= 0) {
210 : edgomez 1.102 pEnc->mbParam.plugin_flags |= pinfo.flags;
211 :     }
212 :    
213 :     memset(&pcreate, 0, sizeof(xvid_plg_create_t));
214 :     pcreate.version = XVID_VERSION;
215 :     pcreate.num_zones = pEnc->num_zones;
216 :     pcreate.zones = pEnc->zones;
217 :     pcreate.width = pEnc->mbParam.width;
218 :     pcreate.height = pEnc->mbParam.height;
219 :     pcreate.mb_width = pEnc->mbParam.mb_width;
220 :     pcreate.mb_height = pEnc->mbParam.mb_height;
221 :     pcreate.fincr = pEnc->mbParam.fincr;
222 :     pcreate.fbase = pEnc->mbParam.fbase;
223 :     pcreate.param = create->plugins[n].param;
224 :    
225 :     pEnc->plugins[n].func = NULL; /* disable plugins that fail */
226 : suxen_drol 1.120 if (create->plugins[n].func(NULL, XVID_PLG_CREATE, &pcreate, &pEnc->plugins[n].param) >= 0) {
227 : edgomez 1.102 pEnc->plugins[n].func = create->plugins[n].func;
228 :     }
229 :     }
230 :    
231 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_EXTRASTATS_ENABLE) ||
232 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
233 :     pEnc->mbParam.plugin_flags |= XVID_REQORIGINAL; /* psnr calculation requires the original */
234 :     }
235 : Isibaar 1.43
236 : edgomez 1.102 /* temp dquants */
237 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
238 :     pEnc->temp_dquants = (int *) xvid_malloc(pEnc->mbParam.mb_width *
239 :     pEnc->mbParam.mb_height * sizeof(int), CACHE_LINE);
240 :     if (pEnc->temp_dquants==NULL)
241 :     goto xvid_err_memory1a;
242 :     }
243 : suxen_drol 1.32
244 : syskin 1.121 /* temp lambdas */
245 :     if (pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
246 :     pEnc->temp_lambda = (float *) xvid_malloc(pEnc->mbParam.mb_width *
247 :     pEnc->mbParam.mb_height * 6 * sizeof(float), CACHE_LINE);
248 :     if (pEnc->temp_lambda == NULL)
249 :     goto xvid_err_memory1a;
250 :     }
251 :    
252 : edgomez 1.102 /* bframes */
253 :     pEnc->mbParam.max_bframes = MAX(create->max_bframes, 0);
254 :     pEnc->mbParam.bquant_ratio = MAX(create->bquant_ratio, 0);
255 :     pEnc->mbParam.bquant_offset = create->bquant_offset;
256 : Isibaar 1.1
257 : edgomez 1.102 /* min/max quant */
258 :     for (n=0; n<3; n++) {
259 :     pEnc->mbParam.min_quant[n] = create->min_quant[n] > 0 ? create->min_quant[n] : 2;
260 :     pEnc->mbParam.max_quant[n] = create->max_quant[n] > 0 ? create->max_quant[n] : 31;
261 :     }
262 : Isibaar 1.1
263 : edgomez 1.102 /* frame drop ratio */
264 :     pEnc->mbParam.frame_drop_ratio = MAX(create->frame_drop_ratio, 0);
265 : Isibaar 1.1
266 : edgomez 1.102 /* max keyframe interval */
267 :     pEnc->mbParam.iMaxKeyInterval = create->max_key_interval <= 0 ? (10 * (int)pEnc->mbParam.fbase) / (int)pEnc->mbParam.fincr : create->max_key_interval;
268 : Isibaar 1.1
269 : edgomez 1.102 /* allocate working frame-image memory */
270 : h 1.16
271 : edgomez 1.39 pEnc->current = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
272 :     pEnc->reference = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
273 :    
274 : edgomez 1.41 if (pEnc->current == NULL || pEnc->reference == NULL)
275 : edgomez 1.39 goto xvid_err_memory1;
276 : suxen_drol 1.27
277 : edgomez 1.102 /* allocate macroblock memory */
278 : h 1.16
279 : edgomez 1.41 pEnc->current->mbs =
280 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
281 :     pEnc->mbParam.mb_height, CACHE_LINE);
282 :     pEnc->reference->mbs =
283 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
284 :     pEnc->mbParam.mb_height, CACHE_LINE);
285 : Isibaar 1.1
286 : edgomez 1.39 if (pEnc->current->mbs == NULL || pEnc->reference->mbs == NULL)
287 :     goto xvid_err_memory2;
288 : suxen_drol 1.27
289 : edgomez 1.102 /* allocate quant matrix memory */
290 :    
291 :     pEnc->mbParam.mpeg_quant_matrices =
292 :     xvid_malloc(sizeof(uint16_t) * 64 * 8, CACHE_LINE);
293 :    
294 :     if (pEnc->mbParam.mpeg_quant_matrices == NULL)
295 :     goto xvid_err_memory2a;
296 :    
297 :     /* allocate interpolation image memory */
298 : suxen_drol 1.27
299 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
300 : edgomez 1.91 image_null(&pEnc->sOriginal);
301 : edgomez 1.102 image_null(&pEnc->sOriginal2);
302 :     }
303 : edgomez 1.91
304 :     image_null(&pEnc->f_refh);
305 :     image_null(&pEnc->f_refv);
306 :     image_null(&pEnc->f_refhv);
307 :    
308 : suxen_drol 1.27 image_null(&pEnc->current->image);
309 :     image_null(&pEnc->reference->image);
310 :     image_null(&pEnc->vInterH);
311 :     image_null(&pEnc->vInterV);
312 :     image_null(&pEnc->vInterHV);
313 : edgomez 1.39
314 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
315 :     if (image_create
316 : edgomez 1.91 (&pEnc->sOriginal, pEnc->mbParam.edged_width,
317 :     pEnc->mbParam.edged_height) < 0)
318 :     goto xvid_err_memory3;
319 : edgomez 1.102
320 :     if (image_create
321 :     (&pEnc->sOriginal2, pEnc->mbParam.edged_width,
322 :     pEnc->mbParam.edged_height) < 0)
323 :     goto xvid_err_memory3;
324 : edgomez 1.91 }
325 :    
326 :     if (image_create
327 :     (&pEnc->f_refh, pEnc->mbParam.edged_width,
328 :     pEnc->mbParam.edged_height) < 0)
329 :     goto xvid_err_memory3;
330 :     if (image_create
331 :     (&pEnc->f_refv, pEnc->mbParam.edged_width,
332 :     pEnc->mbParam.edged_height) < 0)
333 :     goto xvid_err_memory3;
334 : edgomez 1.41 if (image_create
335 : edgomez 1.91 (&pEnc->f_refhv, pEnc->mbParam.edged_width,
336 : edgomez 1.41 pEnc->mbParam.edged_height) < 0)
337 : edgomez 1.39 goto xvid_err_memory3;
338 : edgomez 1.91
339 : edgomez 1.41 if (image_create
340 :     (&pEnc->current->image, pEnc->mbParam.edged_width,
341 :     pEnc->mbParam.edged_height) < 0)
342 : edgomez 1.39 goto xvid_err_memory3;
343 : edgomez 1.41 if (image_create
344 :     (&pEnc->reference->image, pEnc->mbParam.edged_width,
345 :     pEnc->mbParam.edged_height) < 0)
346 : edgomez 1.39 goto xvid_err_memory3;
347 : edgomez 1.41 if (image_create
348 :     (&pEnc->vInterH, pEnc->mbParam.edged_width,
349 :     pEnc->mbParam.edged_height) < 0)
350 : edgomez 1.39 goto xvid_err_memory3;
351 : edgomez 1.41 if (image_create
352 :     (&pEnc->vInterV, pEnc->mbParam.edged_width,
353 :     pEnc->mbParam.edged_height) < 0)
354 : edgomez 1.39 goto xvid_err_memory3;
355 : edgomez 1.41 if (image_create
356 :     (&pEnc->vInterHV, pEnc->mbParam.edged_width,
357 :     pEnc->mbParam.edged_height) < 0)
358 : edgomez 1.39 goto xvid_err_memory3;
359 : edgomez 1.91
360 :     /* Create full bitplane for GMC, this might be wasteful */
361 :     if (image_create
362 :     (&pEnc->vGMC, pEnc->mbParam.edged_width,
363 :     pEnc->mbParam.edged_height) < 0)
364 :     goto xvid_err_memory3;
365 :    
366 : edgomez 1.102 /* init bframe image buffers */
367 : edgomez 1.91
368 : edgomez 1.102 pEnc->bframenum_head = 0;
369 :     pEnc->bframenum_tail = 0;
370 :     pEnc->flush_bframes = 0;
371 :     pEnc->closed_bframenum = -1;
372 : edgomez 1.91
373 :     /* B Frames specific init */
374 :     pEnc->bframes = NULL;
375 :    
376 :     if (pEnc->mbParam.max_bframes > 0) {
377 :    
378 :     pEnc->bframes =
379 :     xvid_malloc(pEnc->mbParam.max_bframes * sizeof(FRAMEINFO *),
380 :     CACHE_LINE);
381 :    
382 :     if (pEnc->bframes == NULL)
383 :     goto xvid_err_memory3;
384 :    
385 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++)
386 :     pEnc->bframes[n] = NULL;
387 :    
388 :    
389 :     for (n = 0; n < pEnc->mbParam.max_bframes; n++) {
390 :     pEnc->bframes[n] = xvid_malloc(sizeof(FRAMEINFO), CACHE_LINE);
391 :    
392 :     if (pEnc->bframes[n] == NULL)
393 :     goto xvid_err_memory4;
394 :    
395 :     pEnc->bframes[n]->mbs =
396 :     xvid_malloc(sizeof(MACROBLOCK) * pEnc->mbParam.mb_width *
397 :     pEnc->mbParam.mb_height, CACHE_LINE);
398 :    
399 :     if (pEnc->bframes[n]->mbs == NULL)
400 :     goto xvid_err_memory4;
401 :    
402 :     image_null(&pEnc->bframes[n]->image);
403 :    
404 :     if (image_create
405 :     (&pEnc->bframes[n]->image, pEnc->mbParam.edged_width,
406 :     pEnc->mbParam.edged_height) < 0)
407 :     goto xvid_err_memory4;
408 :    
409 :     }
410 :     }
411 :    
412 : edgomez 1.102 /* init incoming frame queue */
413 :     pEnc->queue_head = 0;
414 :     pEnc->queue_tail = 0;
415 :     pEnc->queue_size = 0;
416 : edgomez 1.91
417 : edgomez 1.102 pEnc->queue =
418 :     xvid_malloc((pEnc->mbParam.max_bframes+1) * sizeof(QUEUEINFO),
419 :     CACHE_LINE);
420 : edgomez 1.91
421 : edgomez 1.102 if (pEnc->queue == NULL)
422 :     goto xvid_err_memory4;
423 : edgomez 1.91
424 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++)
425 :     image_null(&pEnc->queue[n].image);
426 : edgomez 1.91
427 :    
428 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
429 :     if (image_create
430 :     (&pEnc->queue[n].image, pEnc->mbParam.edged_width,
431 :     pEnc->mbParam.edged_height) < 0)
432 :     goto xvid_err_memory5;
433 : edgomez 1.91 }
434 :    
435 : edgomez 1.102 /* timestamp stuff */
436 : edgomez 1.91
437 :     pEnc->mbParam.m_stamp = 0;
438 :     pEnc->m_framenum = 0;
439 :     pEnc->current->stamp = 0;
440 :     pEnc->reference->stamp = 0;
441 : edgomez 1.39
442 : edgomez 1.102 /* other stuff */
443 :    
444 :     pEnc->iFrameNum = 0;
445 :     pEnc->fMvPrevSigma = -1;
446 : Isibaar 1.1
447 : syskin 1.126 /* multithreaded stuff */
448 :     if (create->num_threads > 0) {
449 :     int t = create->num_threads;
450 :     int rows_per_thread = (pEnc->mbParam.mb_height+t-1)/t;
451 :     pEnc->num_threads = t;
452 :     pEnc->motionData = xvid_malloc(t*sizeof(SMPmotionData), CACHE_LINE);
453 :     if (!pEnc->motionData)
454 :     goto xvid_err_nosmp;
455 :    
456 :     for (n = 0; n < t; n++) {
457 :     pEnc->motionData[n].complete_count_self =
458 :     xvid_malloc(rows_per_thread * sizeof(int), CACHE_LINE);
459 :    
460 :     if (!pEnc->motionData[n].complete_count_self)
461 :     goto xvid_err_nosmp;
462 :    
463 :     if (n != 0)
464 :     pEnc->motionData[n].complete_count_above =
465 :     pEnc->motionData[n-1].complete_count_self;
466 :     }
467 :     pEnc->motionData[0].complete_count_above =
468 :     pEnc->motionData[t-1].complete_count_self - 1;
469 :    
470 :     } else {
471 :     xvid_err_nosmp:
472 :     /* no SMP */
473 :     create->num_threads = 0;
474 :     pEnc->motionData = NULL;
475 :     }
476 :    
477 : edgomez 1.102 create->handle = (void *) pEnc;
478 : Isibaar 1.1
479 : Isibaar 1.6 init_timer();
480 : edgomez 1.102 init_mpeg_matrix(pEnc->mbParam.mpeg_quant_matrices);
481 : Isibaar 1.1
482 : edgomez 1.102 return 0; /* ok */
483 : edgomez 1.39
484 :     /*
485 :     * We handle all XVID_ERR_MEMORY here, this makes the code lighter
486 :     */
487 :    
488 : edgomez 1.91 xvid_err_memory5:
489 :    
490 : edgomez 1.102 for (n = 0; n < pEnc->mbParam.max_bframes+1; n++) {
491 :     image_destroy(&pEnc->queue[n].image, pEnc->mbParam.edged_width,
492 : edgomez 1.91 pEnc->mbParam.edged_height);
493 :     }
494 : edgomez 1.102
495 :     xvid_free(pEnc->queue);
496 : edgomez 1.91
497 :     xvid_err_memory4:
498 :    
499 :     if (pEnc->mbParam.max_bframes > 0) {
500 : edgomez 1.102 int i;
501 : edgomez 1.91
502 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
503 :    
504 :     if (pEnc->bframes[i] == NULL)
505 :     continue;
506 :    
507 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
508 :     pEnc->mbParam.edged_height);
509 :     xvid_free(pEnc->bframes[i]->mbs);
510 :     xvid_free(pEnc->bframes[i]);
511 : syskin 1.96 }
512 : edgomez 1.91
513 :     xvid_free(pEnc->bframes);
514 :     }
515 :    
516 : edgomez 1.41 xvid_err_memory3:
517 : edgomez 1.91
518 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
519 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
520 :     pEnc->mbParam.edged_height);
521 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
522 : edgomez 1.91 pEnc->mbParam.edged_height);
523 :     }
524 :    
525 :     image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
526 :     pEnc->mbParam.edged_height);
527 :     image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
528 :     pEnc->mbParam.edged_height);
529 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
530 : edgomez 1.41 pEnc->mbParam.edged_height);
531 : edgomez 1.39
532 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
533 :     pEnc->mbParam.edged_height);
534 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
535 :     pEnc->mbParam.edged_height);
536 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
537 :     pEnc->mbParam.edged_height);
538 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
539 :     pEnc->mbParam.edged_height);
540 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
541 :     pEnc->mbParam.edged_height);
542 : edgomez 1.91
543 :     /* destroy GMC image */
544 :     image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
545 :     pEnc->mbParam.edged_height);
546 :    
547 : edgomez 1.102 xvid_err_memory2a:
548 :     xvid_free(pEnc->mbParam.mpeg_quant_matrices);
549 : edgomez 1.39
550 : edgomez 1.41 xvid_err_memory2:
551 : edgomez 1.39 xvid_free(pEnc->current->mbs);
552 :     xvid_free(pEnc->reference->mbs);
553 :    
554 : edgomez 1.41 xvid_err_memory1:
555 : edgomez 1.39 xvid_free(pEnc->current);
556 :     xvid_free(pEnc->reference);
557 : edgomez 1.102
558 :     xvid_err_memory1a:
559 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
560 :     xvid_free(pEnc->temp_dquants);
561 :     }
562 :    
563 : syskin 1.121 if(pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
564 :     xvid_free(pEnc->temp_lambda);
565 :     }
566 :    
567 : edgomez 1.102 xvid_err_memory0:
568 :     for (n=0; n<pEnc->num_plugins;n++) {
569 :     if (pEnc->plugins[n].func) {
570 : suxen_drol 1.120 pEnc->plugins[n].func(pEnc->plugins[n].param, XVID_PLG_DESTROY, NULL, NULL);
571 : edgomez 1.102 }
572 :     }
573 :     xvid_free(pEnc->plugins);
574 :    
575 :     xvid_free(pEnc->zones);
576 :    
577 : edgomez 1.39 xvid_free(pEnc);
578 :    
579 : edgomez 1.102 create->handle = NULL;
580 : edgomez 1.40
581 : edgomez 1.39 return XVID_ERR_MEMORY;
582 : Isibaar 1.1 }
583 :    
584 : edgomez 1.40 /*****************************************************************************
585 :     * Encoder destruction
586 :     *
587 :     * This function destroy the entire encoder structure created by a previous
588 : edgomez 1.102 * successful enc_create call.
589 : edgomez 1.40 *
590 :     * Returned values (for now only one returned value) :
591 : edgomez 1.102 * - 0 - no errors
592 : edgomez 1.40 *
593 :     ****************************************************************************/
594 :    
595 :     int
596 : edgomez 1.102 enc_destroy(Encoder * pEnc)
597 : Isibaar 1.1 {
598 : edgomez 1.91 int i;
599 : syskin 1.96
600 : edgomez 1.91 /* B Frames specific */
601 : edgomez 1.102 for (i = 0; i < pEnc->mbParam.max_bframes+1; i++) {
602 :     image_destroy(&pEnc->queue[i].image, pEnc->mbParam.edged_width,
603 : edgomez 1.91 pEnc->mbParam.edged_height);
604 :     }
605 :    
606 : edgomez 1.102 xvid_free(pEnc->queue);
607 :    
608 : edgomez 1.91 if (pEnc->mbParam.max_bframes > 0) {
609 :    
610 :     for (i = 0; i < pEnc->mbParam.max_bframes; i++) {
611 :    
612 :     if (pEnc->bframes[i] == NULL)
613 :     continue;
614 :    
615 :     image_destroy(&pEnc->bframes[i]->image, pEnc->mbParam.edged_width,
616 :     pEnc->mbParam.edged_height);
617 :     xvid_free(pEnc->bframes[i]->mbs);
618 :     xvid_free(pEnc->bframes[i]);
619 :     }
620 :    
621 :     xvid_free(pEnc->bframes);
622 : syskin 1.96
623 : edgomez 1.91 }
624 :    
625 : edgomez 1.39 /* All images, reference, current etc ... */
626 : edgomez 1.91
627 : edgomez 1.41 image_destroy(&pEnc->current->image, pEnc->mbParam.edged_width,
628 :     pEnc->mbParam.edged_height);
629 :     image_destroy(&pEnc->reference->image, pEnc->mbParam.edged_width,
630 :     pEnc->mbParam.edged_height);
631 :     image_destroy(&pEnc->vInterH, pEnc->mbParam.edged_width,
632 :     pEnc->mbParam.edged_height);
633 :     image_destroy(&pEnc->vInterV, pEnc->mbParam.edged_width,
634 :     pEnc->mbParam.edged_height);
635 :     image_destroy(&pEnc->vInterHV, pEnc->mbParam.edged_width,
636 :     pEnc->mbParam.edged_height);
637 : edgomez 1.91 image_destroy(&pEnc->f_refh, pEnc->mbParam.edged_width,
638 : edgomez 1.41 pEnc->mbParam.edged_height);
639 : edgomez 1.91 image_destroy(&pEnc->f_refv, pEnc->mbParam.edged_width,
640 :     pEnc->mbParam.edged_height);
641 :     image_destroy(&pEnc->f_refhv, pEnc->mbParam.edged_width,
642 :     pEnc->mbParam.edged_height);
643 : edgomez 1.102 image_destroy(&pEnc->vGMC, pEnc->mbParam.edged_width,
644 :     pEnc->mbParam.edged_height);
645 : edgomez 1.91
646 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
647 :     image_destroy(&pEnc->sOriginal, pEnc->mbParam.edged_width,
648 :     pEnc->mbParam.edged_height);
649 :     image_destroy(&pEnc->sOriginal2, pEnc->mbParam.edged_width,
650 : edgomez 1.91 pEnc->mbParam.edged_height);
651 :     }
652 : edgomez 1.39
653 :     /* Encoder structure */
654 : edgomez 1.91
655 : suxen_drol 1.27 xvid_free(pEnc->current->mbs);
656 :     xvid_free(pEnc->current);
657 :    
658 :     xvid_free(pEnc->reference->mbs);
659 :     xvid_free(pEnc->reference);
660 :    
661 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
662 :     xvid_free(pEnc->temp_dquants);
663 : edgomez 1.91 }
664 :    
665 :    
666 : edgomez 1.102 if (pEnc->num_plugins>0) {
667 :     xvid_plg_destroy_t pdestroy;
668 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
669 : edgomez 1.91
670 : edgomez 1.102 pdestroy.version = XVID_VERSION;
671 :     pdestroy.num_frames = pEnc->m_framenum;
672 : edgomez 1.91
673 : edgomez 1.102 for (i=0; i<pEnc->num_plugins;i++) {
674 :     if (pEnc->plugins[i].func) {
675 : suxen_drol 1.120 pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, NULL);
676 : edgomez 1.102 }
677 :     }
678 :     xvid_free(pEnc->plugins);
679 : edgomez 1.92 }
680 :    
681 : edgomez 1.102 xvid_free(pEnc->mbParam.mpeg_quant_matrices);
682 : edgomez 1.91
683 : syskin 1.126 if (pEnc->num_zones > 0)
684 : edgomez 1.102 xvid_free(pEnc->zones);
685 : edgomez 1.91
686 : syskin 1.126 if (pEnc->num_threads > 0) {
687 :     for (i = 0; i < pEnc->num_threads; i++)
688 :     xvid_free(pEnc->motionData[i].complete_count_self);
689 :    
690 :     xvid_free(pEnc->motionData);
691 :     }
692 :    
693 : edgomez 1.102 xvid_free(pEnc);
694 : edgomez 1.91
695 : edgomez 1.102 return 0; /* ok */
696 : edgomez 1.91 }
697 :    
698 :    
699 : edgomez 1.102 /*
700 :     call the plugins
701 :     */
702 : edgomez 1.91
703 : edgomez 1.102 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
704 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
705 : suxen_drol 1.44 {
706 : syskin 1.121 unsigned int i, j, k;
707 : edgomez 1.102 xvid_plg_data_t data;
708 : edgomez 1.91
709 : edgomez 1.102 /* set data struct */
710 : suxen_drol 1.44
711 : edgomez 1.102 memset(&data, 0, sizeof(xvid_plg_data_t));
712 :     data.version = XVID_VERSION;
713 : edgomez 1.91
714 : edgomez 1.102 /* find zone */
715 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
716 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
717 :    
718 :     data.width = pEnc->mbParam.width;
719 :     data.height = pEnc->mbParam.height;
720 :     data.mb_width = pEnc->mbParam.mb_width;
721 :     data.mb_height = pEnc->mbParam.mb_height;
722 :     data.fincr = frame->fincr;
723 :     data.fbase = pEnc->mbParam.fbase;
724 :     data.bquant_ratio = pEnc->mbParam.bquant_ratio;
725 :     data.bquant_offset = pEnc->mbParam.bquant_offset;
726 :    
727 :     for (i=0; i<3; i++) {
728 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
729 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
730 :     }
731 :    
732 :     data.reference.csp = XVID_CSP_PLANAR;
733 :     data.reference.plane[0] = pEnc->reference->image.y;
734 :     data.reference.plane[1] = pEnc->reference->image.u;
735 :     data.reference.plane[2] = pEnc->reference->image.v;
736 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
737 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
738 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
739 :    
740 :     data.current.csp = XVID_CSP_PLANAR;
741 :     data.current.plane[0] = frame->image.y;
742 :     data.current.plane[1] = frame->image.u;
743 :     data.current.plane[2] = frame->image.v;
744 :     data.current.stride[0] = pEnc->mbParam.edged_width;
745 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
746 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
747 :    
748 :     data.frame_num = frame->frame_num;
749 :    
750 :     if (opt == XVID_PLG_BEFORE) {
751 :     data.type = *type;
752 :     data.quant = *quant;
753 :    
754 :     data.vol_flags = frame->vol_flags;
755 :     data.vop_flags = frame->vop_flags;
756 :     data.motion_flags = frame->motion_flags;
757 :    
758 :     } else if (opt == XVID_PLG_FRAME) {
759 :     data.type = coding2type(frame->coding_type);
760 :     data.quant = frame->quant;
761 :    
762 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
763 :     data.dquant = pEnc->temp_dquants;
764 :     data.dquant_stride = pEnc->mbParam.mb_width;
765 : syskin 1.125 memset(data.dquant, 0, data.mb_width*data.mb_height*sizeof(int));
766 : edgomez 1.102 }
767 : syskin 1.121
768 :     if(pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
769 :     int block = 0;
770 :     data.lambda = pEnc->temp_lambda;
771 :     for(i = 0;i < pEnc->mbParam.mb_height; i++)
772 :     for(j = 0;j < pEnc->mbParam.mb_width; j++)
773 :     for (k = 0; k < 6; k++)
774 :     data.lambda[block++] = 1.0f;
775 :     }
776 :    
777 : edgomez 1.102 } else { /* XVID_PLG_AFTER */
778 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
779 :     data.original.csp = XVID_CSP_PLANAR;
780 :     data.original.plane[0] = original->y;
781 :     data.original.plane[1] = original->u;
782 :     data.original.plane[2] = original->v;
783 :     data.original.stride[0] = pEnc->mbParam.edged_width;
784 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
785 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
786 :     }
787 : edgomez 1.91
788 : edgomez 1.102 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
789 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
790 : edgomez 1.91
791 : edgomez 1.102 data.sse_y =
792 :     plane_sse( original->y, frame->image.y,
793 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
794 :     pEnc->mbParam.height);
795 : edgomez 1.91
796 : edgomez 1.102 data.sse_u =
797 :     plane_sse( original->u, frame->image.u,
798 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
799 :     pEnc->mbParam.height/2);
800 : edgomez 1.91
801 : edgomez 1.102 data.sse_v =
802 :     plane_sse( original->v, frame->image.v,
803 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
804 :     pEnc->mbParam.height/2);
805 :     }
806 : edgomez 1.91
807 : edgomez 1.102 data.type = coding2type(frame->coding_type);
808 :     data.quant = frame->quant;
809 : edgomez 1.91
810 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
811 :     data.dquant = pEnc->temp_dquants;
812 :     data.dquant_stride = pEnc->mbParam.mb_width;
813 :    
814 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
815 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
816 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
817 :     }
818 :     }
819 : edgomez 1.91
820 : edgomez 1.102 data.vol_flags = frame->vol_flags;
821 :     data.vop_flags = frame->vop_flags;
822 :     data.motion_flags = frame->motion_flags;
823 :    
824 :     data.length = frame->length;
825 :     data.kblks = frame->sStat.kblks;
826 :     data.mblks = frame->sStat.mblks;
827 :     data.ublks = frame->sStat.ublks;
828 :    
829 :     /* New code */
830 :     data.stats.type = coding2type(frame->coding_type);
831 :     data.stats.quant = frame->quant;
832 :     data.stats.vol_flags = frame->vol_flags;
833 :     data.stats.vop_flags = frame->vop_flags;
834 :     data.stats.length = frame->length;
835 :     data.stats.hlength = frame->length - (frame->sStat.iTextBits / 8);
836 :     data.stats.kblks = frame->sStat.kblks;
837 :     data.stats.mblks = frame->sStat.mblks;
838 :     data.stats.ublks = frame->sStat.ublks;
839 :     data.stats.sse_y = data.sse_y;
840 :     data.stats.sse_u = data.sse_u;
841 :     data.stats.sse_v = data.sse_v;
842 : edgomez 1.91
843 : edgomez 1.102 if (stats)
844 :     *stats = data.stats;
845 :     }
846 : edgomez 1.91
847 : edgomez 1.102 /* call plugins */
848 :     for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
849 :     emms();
850 :     if (pEnc->plugins[i].func) {
851 : suxen_drol 1.120 if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, NULL) < 0) {
852 : edgomez 1.102 continue;
853 :     }
854 :     }
855 :     }
856 :     emms();
857 : edgomez 1.91
858 : edgomez 1.102 /* copy modified values back into frame*/
859 :     if (opt == XVID_PLG_BEFORE) {
860 :     *type = data.type;
861 :     *quant = data.quant > 0 ? data.quant : 2; /* default */
862 :    
863 :     frame->vol_flags = data.vol_flags;
864 :     frame->vop_flags = data.vop_flags;
865 :     frame->motion_flags = data.motion_flags;
866 :    
867 :     } else if (opt == XVID_PLG_FRAME) {
868 : edgomez 1.91
869 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
870 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
871 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
872 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
873 :     }
874 :     } else {
875 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
876 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
877 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
878 :     }
879 :     }
880 : syskin 1.121
881 :     if (pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
882 :     for (j = 0; j < pEnc->mbParam.mb_height; j++)
883 :     for (i = 0; i < pEnc->mbParam.mb_width; i++)
884 :     for (k = 0; k < 6; k++) {
885 :     frame->mbs[j*pEnc->mbParam.mb_width + i].lambda[k] =
886 :     (int) ((float)(1<<LAMBDA_EXP) * data.lambda[6 * (j * data.mb_width + i) + k]);
887 :     }
888 :     } else {
889 :     for (j = 0; j<pEnc->mbParam.mb_height; j++)
890 :     for (i = 0; i<pEnc->mbParam.mb_width; i++)
891 :     for (k = 0; k < 6; k++) {
892 :     frame->mbs[j*pEnc->mbParam.mb_width + i].lambda[k] = 1<<LAMBDA_EXP;
893 :     }
894 :     }
895 :    
896 :    
897 : edgomez 1.102 frame->mbs[0].quant = data.quant; /* FRAME will not affect the quant in stats */
898 :     }
899 : edgomez 1.91
900 :    
901 : edgomez 1.102 }
902 : edgomez 1.91
903 :    
904 : edgomez 1.102 static __inline void inc_frame_num(Encoder * pEnc)
905 :     {
906 :     pEnc->current->frame_num = pEnc->m_framenum;
907 :     pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
908 : edgomez 1.91
909 : edgomez 1.102 pEnc->mbParam.m_stamp += pEnc->current->fincr;
910 :     pEnc->m_framenum++; /* debug ticker */
911 :     }
912 :    
913 :     static __inline void dec_frame_num(Encoder * pEnc)
914 :     {
915 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
916 :     pEnc->m_framenum--; /* debug ticker */
917 :     }
918 : edgomez 1.91
919 : edgomez 1.102 static __inline void
920 :     MBSetDquant(MACROBLOCK * pMB, int x, int y, MBParam * mbParam)
921 :     {
922 :     if (pMB->cbp == 0) {
923 :     /* we want to code dquant but the quantizer value will not be used yet
924 :     let's find out if we can postpone dquant to next MB
925 :     */
926 :     if (x == mbParam->mb_width-1 && y == mbParam->mb_height-1) {
927 :     pMB->dquant = 0; /* it's the last MB of all, the easiest case */
928 :     return;
929 :     } else {
930 :     MACROBLOCK * next = pMB + 1;
931 :     const MACROBLOCK * prev = pMB - 1;
932 :     if (next->mode != MODE_INTER4V && next->mode != MODE_NOT_CODED)
933 :     /* mode allows dquant change in the future */
934 :     if (abs(next->quant - prev->quant) <= 2) {
935 :     /* quant change is not out of range */
936 :     pMB->quant = prev->quant;
937 :     pMB->dquant = 0;
938 :     next->dquant = next->quant - prev->quant;
939 :     return;
940 :     }
941 :     }
942 :     }
943 :     /* couldn't skip this dquant */
944 :     pMB->mode = MODE_INTER_Q;
945 :     }
946 :    
947 : edgomez 1.91
948 :    
949 : edgomez 1.102 static __inline void
950 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
951 :     {
952 : edgomez 1.91
953 : edgomez 1.102 pCur->ticks = (int32_t)pCur->stamp % time_base;
954 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
955 : edgomez 1.91
956 : edgomez 1.102 #if 0 /* HEAVY DEBUG OUTPUT */
957 :     fprintf(stderr,"WriteVop: %d - %d \n",
958 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
959 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
960 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
961 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
962 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
963 :     #endif
964 :     }
965 : edgomez 1.91
966 : edgomez 1.102 static void
967 :     simplify_par(int *par_width, int *par_height)
968 :     {
969 : edgomez 1.91
970 : edgomez 1.102 int _par_width = (!*par_width) ? 1 : (*par_width<0) ? -*par_width: *par_width;
971 :     int _par_height = (!*par_height) ? 1 : (*par_height<0) ? -*par_height: *par_height;
972 :     int divisor = gcd(_par_width, _par_height);
973 :    
974 :     _par_width /= divisor;
975 :     _par_height /= divisor;
976 :    
977 :     /* 2^8 precision maximum */
978 :     if (_par_width>255 || _par_height>255) {
979 :     float div;
980 : edgomez 1.91 emms();
981 : edgomez 1.102 if (_par_width>_par_height)
982 :     div = (float)_par_width/255;
983 :     else
984 :     div = (float)_par_height/255;
985 : edgomez 1.91
986 : edgomez 1.102 _par_width = (int)((float)_par_width/div);
987 :     _par_height = (int)((float)_par_height/div);
988 : edgomez 1.91 }
989 :    
990 : edgomez 1.102 *par_width = _par_width;
991 :     *par_height = _par_height;
992 : edgomez 1.91
993 : edgomez 1.102 return;
994 :     }
995 : edgomez 1.91
996 : syskin 1.96
997 : edgomez 1.102 /*****************************************************************************
998 :     * IPB frame encoder entry point
999 :     *
1000 :     * Returned values :
1001 :     * - >0 - output bytes
1002 :     * - 0 - no output
1003 :     * - XVID_ERR_VERSION - wrong version passed to core
1004 :     * - XVID_ERR_END - End of stream reached before end of coding
1005 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
1006 :     * format
1007 :     ****************************************************************************/
1008 : edgomez 1.91
1009 :    
1010 : edgomez 1.102 int
1011 :     enc_encode(Encoder * pEnc,
1012 :     xvid_enc_frame_t * xFrame,
1013 :     xvid_enc_stats_t * stats)
1014 :     {
1015 :     xvid_enc_frame_t * frame;
1016 :     int type;
1017 :     Bitstream bs;
1018 : Isibaar 1.97
1019 : edgomez 1.102 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
1020 :     return XVID_ERR_VERSION;
1021 : Isibaar 1.97
1022 : edgomez 1.102 xFrame->out_flags = 0;
1023 : edgomez 1.91
1024 : edgomez 1.102 start_global_timer();
1025 :     BitstreamInit(&bs, xFrame->bitstream, 0);
1026 : edgomez 1.91
1027 :    
1028 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1029 :     * enqueue image to the encoding-queue
1030 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1031 : edgomez 1.91
1032 : edgomez 1.102 if (xFrame->input.csp != XVID_CSP_NULL)
1033 : edgomez 1.91 {
1034 : edgomez 1.102 QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
1035 : edgomez 1.91
1036 :     start_timer();
1037 :     if (image_input
1038 : edgomez 1.102 (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
1039 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
1040 :     xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
1041 : edgomez 1.91 {
1042 :     emms();
1043 :     return XVID_ERR_FORMAT;
1044 :     }
1045 :     stop_conv_timer();
1046 :    
1047 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1048 :     image_chroma_optimize(&q->image,
1049 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1050 :     }
1051 :    
1052 : edgomez 1.102 q->frame = *xFrame;
1053 :    
1054 :     if (xFrame->quant_intra_matrix)
1055 : edgomez 1.91 {
1056 : edgomez 1.102 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
1057 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
1058 : edgomez 1.91 }
1059 :    
1060 : edgomez 1.102 if (xFrame->quant_inter_matrix)
1061 :     {
1062 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
1063 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
1064 : edgomez 1.91 }
1065 :    
1066 : edgomez 1.102 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
1067 :     pEnc->queue_size++;
1068 : edgomez 1.91 }
1069 :    
1070 :    
1071 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1072 : edgomez 1.102 * bframe flush code
1073 : edgomez 1.91 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1074 :    
1075 : edgomez 1.102 repeat:
1076 : edgomez 1.91
1077 : edgomez 1.102 if (pEnc->flush_bframes)
1078 :     {
1079 :     if (pEnc->bframenum_head < pEnc->bframenum_tail) {
1080 : edgomez 1.91
1081 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1082 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1083 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1084 : edgomez 1.91
1085 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1086 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
1087 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1088 : edgomez 1.91 }
1089 :    
1090 : edgomez 1.102 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
1091 : suxen_drol 1.120 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, NULL, NULL, stats);
1092 : edgomez 1.102 pEnc->bframenum_head++;
1093 : edgomez 1.91
1094 : edgomez 1.102 goto done;
1095 :     }
1096 : edgomez 1.91
1097 : edgomez 1.102 /* write an empty marker to the bitstream.
1098 : edgomez 1.91
1099 : edgomez 1.102 for divx5 decoder compatibility, this marker must consist
1100 :     of a not-coded p-vop, with a time_base of zero, and time_increment
1101 :     indentical to the future-referece frame.
1102 :     */
1103 : edgomez 1.91
1104 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
1105 :     int tmp;
1106 :     int bits;
1107 : edgomez 1.91
1108 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1109 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1110 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1111 :    
1112 : edgomez 1.102 bits = BitstreamPos(&bs);
1113 : edgomez 1.91
1114 : edgomez 1.102 tmp = pEnc->current->seconds;
1115 :     pEnc->current->seconds = 0; /* force time_base = 0 */
1116 : edgomez 1.91
1117 : edgomez 1.102 BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0, pEnc->current->quant);
1118 :     BitstreamPad(&bs);
1119 :     pEnc->current->seconds = tmp;
1120 : edgomez 1.91
1121 : edgomez 1.102 /* add the not-coded length to the reference frame size */
1122 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
1123 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1124 : edgomez 1.91
1125 : edgomez 1.102 /* flush complete: reset counters */
1126 :     pEnc->flush_bframes = 0;
1127 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1128 :     goto done;
1129 : edgomez 1.91
1130 :     }
1131 :    
1132 : edgomez 1.102 /* flush complete: reset counters */
1133 :     pEnc->flush_bframes = 0;
1134 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1135 :     }
1136 : edgomez 1.91
1137 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1138 :     * dequeue frame from the encoding queue
1139 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1140 : edgomez 1.91
1141 : edgomez 1.102 if (pEnc->queue_size == 0) /* empty */
1142 :     {
1143 :     if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
1144 :     {
1145 : edgomez 1.91
1146 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1147 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1148 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1149 :    
1150 : edgomez 1.102 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1151 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1152 : edgomez 1.102 }
1153 : edgomez 1.91
1154 : edgomez 1.102 /* if the very last frame is to be b-vop, we must change it to a p-vop */
1155 :     if (pEnc->bframenum_tail > 0) {
1156 : edgomez 1.91
1157 : edgomez 1.102 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1158 :     pEnc->bframenum_tail--;
1159 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1160 : edgomez 1.91
1161 : edgomez 1.102 /* convert B-VOP to P-VOP */
1162 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1163 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1164 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1165 : edgomez 1.91
1166 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1167 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1168 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1169 :     }
1170 : syskin 1.96
1171 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1172 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1173 : edgomez 1.102 pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1174 : syskin 1.103 pEnc->mbParam.frame_drop_ratio = -1; /* it must be a coded vop */
1175 : edgomez 1.91
1176 : syskin 1.104 FrameCodeP(pEnc, &bs);
1177 : edgomez 1.91
1178 :    
1179 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1180 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1181 : edgomez 1.102 }else{
1182 :     pEnc->flush_bframes = 1;
1183 :     goto done;
1184 :     }
1185 :     }
1186 :     DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1187 : edgomez 1.91
1188 : edgomez 1.102 emms();
1189 :     return XVID_ERR_END; /* end of stream reached */
1190 : edgomez 1.91 }
1191 : edgomez 1.102 goto done; /* nothing to encode yet; encoder lag */
1192 : edgomez 1.91 }
1193 :    
1194 : edgomez 1.102 /* the current FRAME becomes the reference */
1195 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1196 : edgomez 1.91
1197 : edgomez 1.102 /* remove frame from encoding-queue (head), and move it into the current */
1198 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1199 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1200 :     pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1201 :     pEnc->queue_size--;
1202 : edgomez 1.91
1203 : Isibaar 1.1
1204 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1205 :     * init pEnc->current fields
1206 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1207 : Isibaar 1.1
1208 : edgomez 1.102 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1209 : edgomez 1.91 inc_frame_num(pEnc);
1210 : edgomez 1.102 pEnc->current->vol_flags = frame->vol_flags;
1211 :     pEnc->current->vop_flags = frame->vop_flags;
1212 :     pEnc->current->motion_flags = frame->motion;
1213 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1214 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1215 : edgomez 1.91
1216 : edgomez 1.92
1217 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1218 : syskin 1.96 image_chroma_optimize(&pEnc->current->image,
1219 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1220 :     }
1221 : Isibaar 1.1
1222 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1223 :     * frame type & quant selection
1224 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1225 :    
1226 :     type = frame->type;
1227 :     pEnc->current->quant = frame->quant;
1228 :    
1229 : Skal 1.118 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, (int*)&pEnc->current->quant, stats);
1230 : edgomez 1.102
1231 :     if (type > 0){ /* XVID_TYPE_?VOP */
1232 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1233 :     } else{ /* XVID_TYPE_AUTO */
1234 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1235 :     pEnc->iFrameNum = 0;
1236 :     type = I_VOP;
1237 :     }else{
1238 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1239 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1240 :     pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold,
1241 :     (pEnc->bframes) ? pEnc->bframes[pEnc->bframenum_head]->mbs: NULL);
1242 :     }
1243 : edgomez 1.91 }
1244 : Isibaar 1.23
1245 : edgomez 1.102 if (type != I_VOP)
1246 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags; /* don't allow VOL changes here */
1247 :    
1248 :     /* bframes buffer overflow check */
1249 :     if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1250 :     type = P_VOP;
1251 :     }
1252 : suxen_drol 1.27
1253 : edgomez 1.102 pEnc->iFrameNum++;
1254 : Isibaar 1.1
1255 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1256 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1257 :     "%d st:%lld if:%d", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1258 : Isibaar 1.1 }
1259 :    
1260 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1261 :     * encode this frame as a b-vop
1262 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1263 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1264 :     if (type == B_VOP) {
1265 :     if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1266 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1267 :     }
1268 :    
1269 :     if (frame->quant < 1) {
1270 :     pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1271 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1272 : edgomez 1.91
1273 : edgomez 1.102 } else {
1274 :     pEnc->current->quant = frame->quant;
1275 :     }
1276 : edgomez 1.41
1277 : edgomez 1.102 if (pEnc->current->quant < 1)
1278 :     pEnc->current->quant = 1;
1279 :     else if (pEnc->current->quant > 31)
1280 :     pEnc->current->quant = 31;
1281 : edgomez 1.41
1282 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1283 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1284 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1285 : edgomez 1.40
1286 : edgomez 1.102 /* store frame into bframe buffer & swap ref back to current */
1287 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1288 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1289 : edgomez 1.41
1290 : edgomez 1.102 pEnc->bframenum_tail++;
1291 : edgomez 1.40
1292 : edgomez 1.102 goto repeat;
1293 :     }
1294 : edgomez 1.40
1295 :    
1296 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1297 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1298 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1299 : edgomez 1.40
1300 : edgomez 1.102 /* for unpacked bframes, output the stats for the last encoded frame */
1301 :     if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1302 :     {
1303 :     if (pEnc->current->stamp > 0) {
1304 : suxen_drol 1.120 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1305 : edgomez 1.40 }
1306 : edgomez 1.102 else
1307 :     stats->type = XVID_TYPE_NOTHING;
1308 :     }
1309 : edgomez 1.40
1310 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1311 :     * closed-gop
1312 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1313 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1314 : Isibaar 1.1
1315 : edgomez 1.102 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1316 : Isibaar 1.1
1317 : edgomez 1.102 /* place this frame back on the encoding-queue (head) */
1318 :     /* we will deal with it next time */
1319 :     dec_frame_num(pEnc);
1320 :     pEnc->iFrameNum--;
1321 : edgomez 1.13
1322 : edgomez 1.102 pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1323 :     pEnc->queue_size++;
1324 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1325 : edgomez 1.41
1326 : edgomez 1.102 /* grab the last frame from the bframe-queue */
1327 : edgomez 1.41
1328 : edgomez 1.102 pEnc->bframenum_tail--;
1329 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1330 : Isibaar 1.1
1331 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1332 : suxen_drol 1.117 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "CLOSED GOP BVOP->PVOP");
1333 : edgomez 1.40 }
1334 :    
1335 : edgomez 1.102 /* convert B-VOP quant to P-VOP */
1336 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1337 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1338 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1339 :     type = P_VOP;
1340 : edgomez 1.3 }
1341 : Isibaar 1.1
1342 : edgomez 1.93
1343 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1344 :     * encode this frame as an i-vop
1345 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1346 : h 1.5
1347 : edgomez 1.102 if (type == I_VOP) {
1348 : edgomez 1.41
1349 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1350 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1351 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1352 : Isibaar 1.7
1353 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1354 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1355 :     }
1356 : syskin 1.96
1357 : edgomez 1.102 pEnc->iFrameNum = 1;
1358 : Isibaar 1.1
1359 : edgomez 1.102 /* ---- update vol flags at IVOP ----------- */
1360 :     pEnc->mbParam.vol_flags = pEnc->current->vol_flags;
1361 : edgomez 1.41
1362 : edgomez 1.102 /* Aspect ratio */
1363 :     switch(frame->par) {
1364 :     case XVID_PAR_11_VGA:
1365 :     case XVID_PAR_43_PAL:
1366 :     case XVID_PAR_43_NTSC:
1367 :     case XVID_PAR_169_PAL:
1368 :     case XVID_PAR_169_NTSC:
1369 :     case XVID_PAR_EXT:
1370 :     pEnc->mbParam.par = frame->par;
1371 :     break;
1372 :     default:
1373 :     pEnc->mbParam.par = XVID_PAR_11_VGA;
1374 :     break;
1375 :     }
1376 : Isibaar 1.1
1377 : edgomez 1.102 /* For extended PAR only, we try to sanityse/simplify par values */
1378 :     if (pEnc->mbParam.par == XVID_PAR_EXT) {
1379 :     pEnc->mbParam.par_width = frame->par_width;
1380 :     pEnc->mbParam.par_height = frame->par_height;
1381 :     simplify_par(&pEnc->mbParam.par_width, &pEnc->mbParam.par_height);
1382 :     }
1383 : Isibaar 1.1
1384 : edgomez 1.102 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1385 :     if (frame->quant_intra_matrix != NULL)
1386 :     set_intra_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_intra_matrix);
1387 :     if (frame->quant_inter_matrix != NULL)
1388 :     set_inter_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_inter_matrix);
1389 :     }
1390 : Isibaar 1.1
1391 : edgomez 1.102 /* prevent vol/vop misuse */
1392 : Isibaar 1.1
1393 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1394 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1395 : suxen_drol 1.27
1396 : edgomez 1.102 /* ^^^------------------------ */
1397 : edgomez 1.41
1398 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1399 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1400 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1401 : Isibaar 1.1 }
1402 :    
1403 : edgomez 1.102 FrameCodeI(pEnc, &bs);
1404 :     xFrame->out_flags |= XVID_KEYFRAME;
1405 : Isibaar 1.1
1406 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1407 :     * encode this frame as an p-vop
1408 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1409 : Isibaar 1.1
1410 : edgomez 1.102 } else { /* (type == P_VOP || type == S_VOP) */
1411 : h 1.20
1412 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1413 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1414 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1415 : h 1.20
1416 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1417 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1418 :     }
1419 : h 1.20
1420 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1421 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1422 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1423 :     }
1424 : h 1.20
1425 : syskin 1.104 if ( FrameCodeP(pEnc, &bs) == 0 ) {
1426 : syskin 1.103 /* N-VOP, we mustn't code b-frames yet */
1427 : Isibaar 1.124 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) ||
1428 :     pEnc->mbParam.max_bframes == 0)
1429 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1430 : syskin 1.103 goto done;
1431 :     }
1432 : h 1.20 }
1433 :    
1434 : edgomez 1.41
1435 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1436 :     * on next enc_encode call we must flush bframes
1437 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1438 : edgomez 1.41
1439 : edgomez 1.102 /*done_flush:*/
1440 : h 1.26
1441 : edgomez 1.102 pEnc->flush_bframes = 1;
1442 : h 1.26
1443 : edgomez 1.102 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1444 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1445 :     goto repeat;
1446 : h 1.20 }
1447 :    
1448 : edgomez 1.102 /* packed or no-bframes or no-bframes-queued: output stats */
1449 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1450 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1451 : edgomez 1.102 }
1452 : h 1.20
1453 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1454 :     * done; return number of bytes consumed
1455 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1456 : h 1.20
1457 : edgomez 1.102 done:
1458 : h 1.20
1459 : edgomez 1.102 stop_global_timer();
1460 :     write_timer();
1461 : h 1.20
1462 : edgomez 1.102 emms();
1463 :     return BitstreamLength(&bs);
1464 :     }
1465 : h 1.20
1466 :    
1467 : edgomez 1.102 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1468 :     {
1469 :     unsigned int i;
1470 :     MACROBLOCK * pMB = frame->mbs;
1471 :     int quant = frame->mbs[0].quant; /* set by XVID_PLG_FRAME */
1472 :     if (quant > 31)
1473 :     frame->quant = quant = 31;
1474 :     else if (quant < 1)
1475 :     frame->quant = quant = 1;
1476 :    
1477 :     for (i = 0; i < pParam->mb_height * pParam->mb_width; i++) {
1478 :     quant += pMB->dquant;
1479 :     if (quant > 31)
1480 :     quant = 31;
1481 :     else if (quant < 1)
1482 :     quant = 1;
1483 :     pMB->quant = quant;
1484 :     pMB++;
1485 : h 1.20 }
1486 : edgomez 1.102 }
1487 : h 1.20
1488 :    
1489 : edgomez 1.102 static __inline void
1490 :     CodeIntraMB(Encoder * pEnc,
1491 :     MACROBLOCK * pMB)
1492 :     {
1493 : h 1.20
1494 : edgomez 1.102 pMB->mode = MODE_INTRA;
1495 : h 1.20
1496 : edgomez 1.102 /* zero mv statistics */
1497 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1498 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1499 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1500 :     pMB->sad16 = 0;
1501 : h 1.20
1502 : edgomez 1.102 if (pMB->dquant != 0) {
1503 :     pMB->mode = MODE_INTRA_Q;
1504 : h 1.20 }
1505 :     }
1506 :    
1507 :    
1508 : edgomez 1.102
1509 : edgomez 1.41 static int
1510 :     FrameCodeI(Encoder * pEnc,
1511 : edgomez 1.102 Bitstream * bs)
1512 : h 1.21 {
1513 : edgomez 1.102 int bits = BitstreamPos(bs);
1514 : edgomez 1.91 int mb_width = pEnc->mbParam.mb_width;
1515 :     int mb_height = pEnc->mbParam.mb_height;
1516 : h 1.21
1517 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1518 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1519 : h 1.21
1520 :     uint16_t x, y;
1521 :    
1522 : suxen_drol 1.27 pEnc->mbParam.m_rounding_type = 1;
1523 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1524 :     pEnc->current->coding_type = I_VOP;
1525 : h 1.21
1526 : edgomez 1.102 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1527 :    
1528 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1529 :    
1530 : suxen_drol 1.27 BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1531 : edgomez 1.78
1532 : edgomez 1.91 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1533 :    
1534 : edgomez 1.101 BitstreamPad(bs);
1535 : h 1.21
1536 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1, pEnc->current->mbs[0].quant);
1537 : h 1.21
1538 : edgomez 1.91 pEnc->current->sStat.iTextBits = 0;
1539 : Isibaar 1.123 pEnc->current->sStat.iMVBits = 0;
1540 : edgomez 1.91 pEnc->current->sStat.kblks = mb_width * mb_height;
1541 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1542 : h 1.21
1543 : edgomez 1.91 for (y = 0; y < mb_height; y++)
1544 :     for (x = 0; x < mb_width; x++) {
1545 : edgomez 1.41 MACROBLOCK *pMB =
1546 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1547 : h 1.21
1548 :     CodeIntraMB(pEnc, pMB);
1549 :    
1550 : edgomez 1.41 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1551 :     dct_codes, qcoeff);
1552 : h 1.21
1553 :     start_timer();
1554 : suxen_drol 1.27 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1555 : h 1.21 stop_prediction_timer();
1556 :    
1557 :     start_timer();
1558 : edgomez 1.91 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1559 : h 1.21 stop_coding_timer();
1560 :     }
1561 :    
1562 :     emms();
1563 :    
1564 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1565 :    
1566 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1567 :    
1568 : edgomez 1.91 pEnc->fMvPrevSigma = -1;
1569 : suxen_drol 1.27 pEnc->mbParam.m_fcode = 2;
1570 : h 1.21
1571 : edgomez 1.102 pEnc->current->is_edged = 0; /* not edged */
1572 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1573 : h 1.21
1574 : edgomez 1.93 return 1; /* intra */
1575 : h 1.21 }
1576 :    
1577 : syskin 1.114 static __inline void
1578 :     updateFcode(Statistics * sStat, Encoder * pEnc)
1579 :     {
1580 :     float fSigma;
1581 :     int iSearchRange;
1582 :    
1583 :     if (sStat->iMvCount == 0)
1584 :     sStat->iMvCount = 1;
1585 :    
1586 :     fSigma = (float) sqrt((float) sStat->iMvSum / sStat->iMvCount);
1587 :    
1588 :     iSearchRange = 16 << pEnc->mbParam.m_fcode;
1589 :    
1590 :     if ((3.0 * fSigma > iSearchRange) && (pEnc->mbParam.m_fcode <= 5) )
1591 :     pEnc->mbParam.m_fcode++;
1592 :    
1593 :     else if ((5.0 * fSigma < iSearchRange)
1594 :     && (4.0 * pEnc->fMvPrevSigma < iSearchRange)
1595 :     && (pEnc->mbParam.m_fcode >= 2) )
1596 :     pEnc->mbParam.m_fcode--;
1597 :    
1598 :     pEnc->fMvPrevSigma = fSigma;
1599 :     }
1600 : h 1.21
1601 : edgomez 1.91 #define BFRAME_SKIP_THRESHHOLD 30
1602 :    
1603 :     /* FrameCodeP also handles S(GMC)-VOPs */
1604 : edgomez 1.41 static int
1605 :     FrameCodeP(Encoder * pEnc,
1606 : syskin 1.104 Bitstream * bs)
1607 : Isibaar 1.1 {
1608 : edgomez 1.102 int bits = BitstreamPos(bs);
1609 : edgomez 1.13
1610 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1611 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1612 : Isibaar 1.8
1613 : edgomez 1.91 int x, y, k;
1614 : edgomez 1.102 FRAMEINFO *const current = pEnc->current;
1615 :     FRAMEINFO *const reference = pEnc->reference;
1616 :     MBParam * const pParam = &pEnc->mbParam;
1617 :     int mb_width = pParam->mb_width;
1618 :     int mb_height = pParam->mb_height;
1619 : syskin 1.103 int coded = 1;
1620 : syskin 1.96
1621 : edgomez 1.102 IMAGE *pRef = &reference->image;
1622 :    
1623 :     if (!reference->is_edged) {
1624 :     start_timer();
1625 :     image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1626 :     pParam->width, pParam->height, 0);
1627 :     stop_edges_timer();
1628 :     reference->is_edged = 1;
1629 :     }
1630 :    
1631 :     pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1632 :     current->rounding_type = pParam->m_rounding_type;
1633 :     current->fcode = pParam->m_fcode;
1634 : Isibaar 1.1
1635 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1636 :     if (reference->is_interpolated != current->rounding_type) {
1637 :     start_timer();
1638 : syskin 1.122 image_interpolate(pRef->y, pEnc->vInterH.y, pEnc->vInterV.y,
1639 :     pEnc->vInterHV.y, pParam->edged_width,
1640 : edgomez 1.102 pParam->edged_height,
1641 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1642 :     current->rounding_type);
1643 :     stop_inter_timer();
1644 :     reference->is_interpolated = current->rounding_type;
1645 :     }
1646 : Isibaar 1.1 }
1647 :    
1648 : syskin 1.111 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1649 : Isibaar 1.123 current->sStat.kblks = current->sStat.mblks = current->sStat.ublks =
1650 :     current->sStat.iMVBits = 0;
1651 : syskin 1.111
1652 : edgomez 1.102 current->coding_type = P_VOP;
1653 :    
1654 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1655 :    
1656 :     SetMacroblockQuants(&pEnc->mbParam, current);
1657 : syskin 1.96
1658 : Isibaar 1.1 start_timer();
1659 : edgomez 1.102 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1660 :     { int gmcval;
1661 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1662 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1663 :    
1664 :     if (current->motion_flags & XVID_ME_GME_REFINE) {
1665 :     gmcval = GlobalMotionEstRefine(&current->warp,
1666 :     current->mbs, pParam,
1667 :     current, reference,
1668 :     &current->image,
1669 :     &reference->image,
1670 :     &pEnc->vInterH,
1671 :     &pEnc->vInterV,
1672 :     &pEnc->vInterHV);
1673 :     } else {
1674 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1675 :     current,
1676 :     &reference->image,
1677 :     &current->image,
1678 :     pEnc->vGMC.y);
1679 :     }
1680 :    
1681 :     gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1682 :    
1683 :     /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1684 :     generate_GMCparameters( 3, 3, &current->warp,
1685 :     pParam->width, pParam->height,
1686 :     &current->new_gmc_data);
1687 :    
1688 :     if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1689 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1690 :     {
1691 :     current->coding_type = S_VOP;
1692 :    
1693 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1694 :     pParam->mb_width, pParam->mb_height,
1695 :     pParam->edged_width, pParam->edged_width/2,
1696 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1697 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1698 :    
1699 :     } else {
1700 : edgomez 1.91
1701 : edgomez 1.102 generate_GMCimage(&current->new_gmc_data, &reference->image,
1702 :     pParam->mb_width, pParam->mb_height,
1703 :     pParam->edged_width, pParam->edged_width/2,
1704 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1705 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1706 :     }
1707 :     }
1708 : Isibaar 1.1
1709 : edgomez 1.91
1710 : syskin 1.126 if (pEnc->num_threads > 0) {
1711 :     /* multithreaded motion estimation - dispatch threads */
1712 : syskin 1.127
1713 :     void * status;
1714 : syskin 1.126 int rows_per_thread = (pParam->mb_height + pEnc->num_threads - 1)/pEnc->num_threads;
1715 :    
1716 :     for (k = 0; k < pEnc->num_threads; k++) {
1717 :     memset(pEnc->motionData[k].complete_count_self, 0, rows_per_thread * sizeof(int));
1718 :     pEnc->motionData[k].pParam = &pEnc->mbParam;
1719 :     pEnc->motionData[k].current = current;
1720 :     pEnc->motionData[k].reference = reference;
1721 :     pEnc->motionData[k].pRefH = &pEnc->vInterH;
1722 :     pEnc->motionData[k].pRefV = &pEnc->vInterV;
1723 :     pEnc->motionData[k].pRefHV = &pEnc->vInterHV;
1724 :     pEnc->motionData[k].pGMC = &pEnc->vGMC;
1725 :     pEnc->motionData[k].y_step = pEnc->num_threads;
1726 :     pEnc->motionData[k].start_y = k;
1727 :     /* todo: sort out temp space once and for all */
1728 :     pEnc->motionData[k].RefQ = pEnc->vInterH.u + 16*k*pParam->edged_width;
1729 :     }
1730 :    
1731 : syskin 1.127 for (k = 1; k < pEnc->num_threads; k++) {
1732 : syskin 1.126 pthread_create(&pEnc->motionData[k].handle, NULL,
1733 :     (void*)MotionEstimateSMP, (void*)&pEnc->motionData[k]);
1734 :     }
1735 : syskin 1.127
1736 :     MotionEstimateSMP(&pEnc->motionData[0]);
1737 :    
1738 :     for (k = 1; k < pEnc->num_threads; k++) {
1739 :     pthread_join(pEnc->motionData[k].handle, &status);
1740 :     }
1741 :    
1742 :     current->fcode = 0;
1743 :     for (k = 0; k < pEnc->num_threads; k++) {
1744 :     current->sStat.iMvSum += pEnc->motionData[k].mvSum;
1745 :     current->sStat.iMvCount += pEnc->motionData[k].mvCount;
1746 :     if (pEnc->motionData[k].minfcode > current->fcode)
1747 :     current->fcode = pEnc->motionData[k].minfcode;
1748 :     }
1749 :    
1750 : syskin 1.126 } else {
1751 :     /* regular ME */
1752 :    
1753 :     MotionEstimation(&pEnc->mbParam, current, reference,
1754 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1755 :     &pEnc->vGMC, 256*4096);
1756 :     }
1757 : edgomez 1.91
1758 : edgomez 1.102 stop_motion_timer();
1759 : edgomez 1.91
1760 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1761 : Isibaar 1.1
1762 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1, current->mbs[0].quant);
1763 : edgomez 1.3
1764 : edgomez 1.91 for (y = 0; y < mb_height; y++) {
1765 :     for (x = 0; x < mb_width; x++) {
1766 : syskin 1.116 MACROBLOCK *pMB = &current->mbs[x + y * pParam->mb_width];
1767 :     int skip_possible;
1768 : edgomez 1.91
1769 : syskin 1.115 if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) {
1770 : Isibaar 1.1 CodeIntraMB(pEnc, pMB);
1771 : edgomez 1.102 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1772 : edgomez 1.41 dct_codes, qcoeff);
1773 : chl 1.81
1774 :     start_timer();
1775 : edgomez 1.102 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1776 : chl 1.81 stop_prediction_timer();
1777 : edgomez 1.91
1778 : edgomez 1.102 current->sStat.kblks++;
1779 : edgomez 1.91
1780 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1781 : edgomez 1.91 stop_coding_timer();
1782 :     continue;
1783 :     }
1784 :    
1785 :     start_timer();
1786 : edgomez 1.102 MBMotionCompensation(pMB, x, y, &reference->image,
1787 : edgomez 1.91 &pEnc->vInterH, &pEnc->vInterV,
1788 : syskin 1.96 &pEnc->vInterHV, &pEnc->vGMC,
1789 : edgomez 1.102 &current->image,
1790 :     dct_codes, pParam->width,
1791 :     pParam->height,
1792 :     pParam->edged_width,
1793 :     (current->vol_flags & XVID_VOL_QUARTERPEL),
1794 :     current->rounding_type);
1795 : edgomez 1.91
1796 :     stop_comp_timer();
1797 :    
1798 :     pMB->field_pred = 0;
1799 :    
1800 : syskin 1.112 if (pMB->cbp != 0) {
1801 : syskin 1.113 pMB->cbp = MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1802 : edgomez 1.91 dct_codes, qcoeff);
1803 :     }
1804 :    
1805 : edgomez 1.102 if (pMB->dquant != 0)
1806 :     MBSetDquant(pMB, x, y, &pEnc->mbParam);
1807 :    
1808 :    
1809 : edgomez 1.91 if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1810 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1811 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1812 : edgomez 1.102 current->sStat.mblks++;
1813 : chl 1.64 } else {
1814 : edgomez 1.102 current->sStat.ublks++;
1815 : edgomez 1.91 }
1816 : edgomez 1.102
1817 : Isibaar 1.1 start_timer();
1818 : chl 1.65
1819 :     /* Finished processing the MB, now check if to CODE or SKIP */
1820 :    
1821 : syskin 1.116 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER);
1822 : edgomez 1.102
1823 :     if (current->coding_type == S_VOP)
1824 : edgomez 1.91 skip_possible &= (pMB->mcsel == 1);
1825 : syskin 1.116 else { /* PVOP */
1826 :     const VECTOR * const mv = (pParam->vol_flags & XVID_VOL_QUARTERPEL) ?
1827 :     pMB->qmvs : pMB->mvs;
1828 :     skip_possible &= ((mv->x|mv->y) == 0);
1829 : edgomez 1.91 }
1830 :    
1831 : syskin 1.116 if ((pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1832 :     /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1833 :     int bSkip = 1;
1834 : edgomez 1.91
1835 : syskin 1.116 if (current->coding_type == P_VOP) { /* special rule for P-VOP's SKIP */
1836 : edgomez 1.91
1837 : syskin 1.116 for (k = pEnc->bframenum_head; k < pEnc->bframenum_tail; k++) {
1838 : edgomez 1.91 int iSAD;
1839 : edgomez 1.102 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1840 : syskin 1.116 pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1841 :     pParam->edged_width, BFRAME_SKIP_THRESHHOLD * pMB->quant);
1842 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) {
1843 :     bSkip = 0; /* could not SKIP */
1844 :     if (pParam->vol_flags & XVID_VOL_QUARTERPEL) {
1845 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1846 :     pMB->pmvs[0].x = - predMV.x;
1847 :     pMB->pmvs[0].y = - predMV.y;
1848 :     } else {
1849 :     VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1850 :     pMB->pmvs[0].x = - predMV.x;
1851 :     pMB->pmvs[0].y = - predMV.y;
1852 :     }
1853 :     pMB->mode = MODE_INTER;
1854 :     pMB->cbp = 0;
1855 : edgomez 1.91 break;
1856 :     }
1857 :     }
1858 :     }
1859 :    
1860 : syskin 1.116 if (bSkip) {
1861 :     /* do SKIP */
1862 :     pMB->mode = MODE_NOT_CODED;
1863 :     MBSkip(bs);
1864 :     stop_coding_timer();
1865 :     continue; /* next MB */
1866 : chl 1.68 }
1867 : chl 1.65 }
1868 : edgomez 1.102
1869 : syskin 1.116 /* ordinary case: normal coded INTER/INTER4V block */
1870 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1871 : edgomez 1.91 stop_coding_timer();
1872 : Isibaar 1.1 }
1873 :     }
1874 :    
1875 :     emms();
1876 : syskin 1.114 updateFcode(&current->sStat, pEnc);
1877 : edgomez 1.91
1878 :     /* frame drop code */
1879 : edgomez 1.102 #if 0
1880 :     DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1881 :     #endif
1882 : syskin 1.103 if (current->sStat.kblks + current->sStat.mblks <=
1883 : syskin 1.105 (pParam->frame_drop_ratio * mb_width * mb_height) / 100 &&
1884 :     ( (pEnc->bframenum_head >= pEnc->bframenum_tail) || !(pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP)) )
1885 : edgomez 1.91 {
1886 : Isibaar 1.124 current->sStat.kblks = current->sStat.mblks = current->sStat.iTextBits = 0;
1887 : edgomez 1.102 current->sStat.ublks = mb_width * mb_height;
1888 : edgomez 1.91
1889 :     BitstreamReset(bs);
1890 :    
1891 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1892 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0, current->mbs[0].quant);
1893 : edgomez 1.91
1894 : edgomez 1.93 /* copy reference frame details into the current frame */
1895 : edgomez 1.102 current->quant = reference->quant;
1896 :     current->motion_flags = reference->motion_flags;
1897 :     current->rounding_type = reference->rounding_type;
1898 :     current->fcode = reference->fcode;
1899 :     current->bcode = reference->bcode;
1900 : syskin 1.103 current->stamp = reference->stamp;
1901 : edgomez 1.102 image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1902 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1903 : syskin 1.103 coded = 0;
1904 :    
1905 :     } else {
1906 : edgomez 1.102
1907 : syskin 1.103 pEnc->current->is_edged = 0; /* not edged */
1908 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1909 : edgomez 1.102
1910 : syskin 1.103 /* what was this frame's interpolated reference will become
1911 :     forward (past) reference in b-frame coding */
1912 : edgomez 1.102
1913 : syskin 1.103 image_swap(&pEnc->vInterH, &pEnc->f_refh);
1914 :     image_swap(&pEnc->vInterV, &pEnc->f_refv);
1915 :     image_swap(&pEnc->vInterHV, &pEnc->f_refhv);
1916 :     }
1917 : edgomez 1.91
1918 :     /* XXX: debug
1919 :     {
1920 :     char s[100];
1921 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1922 : edgomez 1.102 image_dump_yuvpgm(&current->image,
1923 :     pParam->edged_width,
1924 :     pParam->width, pParam->height, s);
1925 :    
1926 : edgomez 1.91 sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1927 : edgomez 1.102 image_dump_yuvpgm(&reference->image,
1928 :     pParam->edged_width,
1929 :     pParam->width, pParam->height, s);
1930 : syskin 1.96 }
1931 : edgomez 1.91 */
1932 :    
1933 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1934 : suxen_drol 1.60
1935 : edgomez 1.102 current->length = (BitstreamPos(bs) - bits) / 8;
1936 : Isibaar 1.1
1937 : syskin 1.103 return coded;
1938 : edgomez 1.91 }
1939 :    
1940 :    
1941 :     static void
1942 :     FrameCodeB(Encoder * pEnc,
1943 :     FRAMEINFO * frame,
1944 : edgomez 1.102 Bitstream * bs)
1945 : edgomez 1.91 {
1946 : edgomez 1.102 int bits = BitstreamPos(bs);
1947 : edgomez 1.91 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1948 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1949 :     uint32_t x, y;
1950 :    
1951 :     IMAGE *f_ref = &pEnc->reference->image;
1952 :     IMAGE *b_ref = &pEnc->current->image;
1953 :    
1954 : edgomez 1.102 #ifdef BFRAMES_DEC_DEBUG
1955 : edgomez 1.91 FILE *fp;
1956 :     static char first=0;
1957 :     #define BFRAME_DEBUG if (!first && fp){ \
1958 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1959 :     }
1960 :    
1961 :     if (!first){
1962 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1963 :     }
1964 :     #endif
1965 :    
1966 : edgomez 1.102 /* forward */
1967 :     if (!pEnc->reference->is_edged) {
1968 :     image_setedges(f_ref, pEnc->mbParam.edged_width,
1969 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1970 :     pEnc->mbParam.height, 0);
1971 :     pEnc->current->is_edged = 1;
1972 :     }
1973 : syskin 1.96
1974 : edgomez 1.102 if (pEnc->reference->is_interpolated != 0) {
1975 :     start_timer();
1976 : syskin 1.122 image_interpolate(f_ref->y, pEnc->f_refh.y, pEnc->f_refv.y, pEnc->f_refhv.y,
1977 : edgomez 1.102 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1978 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1979 :     stop_inter_timer();
1980 :     pEnc->reference->is_interpolated = 0;
1981 :     }
1982 : edgomez 1.91
1983 : edgomez 1.93 /* backward */
1984 : edgomez 1.102 if (!pEnc->current->is_edged) {
1985 :     image_setedges(b_ref, pEnc->mbParam.edged_width,
1986 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1987 :     pEnc->mbParam.height, 0);
1988 :     pEnc->current->is_edged = 1;
1989 :     }
1990 :    
1991 :     if (pEnc->current->is_interpolated != 0) {
1992 :     start_timer();
1993 : syskin 1.122 image_interpolate(b_ref->y, pEnc->vInterH.y, pEnc->vInterV.y, pEnc->vInterHV.y,
1994 : edgomez 1.102 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1995 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1996 :     stop_inter_timer();
1997 :     pEnc->current->is_interpolated = 0;
1998 :     }
1999 :    
2000 :     frame->coding_type = B_VOP;
2001 : syskin 1.121 call_plugins(pEnc, frame, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
2002 : edgomez 1.91
2003 : syskin 1.126 frame->fcode = frame->bcode = pEnc->current->fcode;
2004 :    
2005 : syskin 1.127 start_timer();
2006 : syskin 1.126 if (pEnc->num_threads > 0) {
2007 : syskin 1.127 void * status;
2008 : syskin 1.126 int k;
2009 :     /* multithreaded motion estimation - dispatch threads */
2010 :     int rows_per_thread = (pEnc->mbParam.mb_height + pEnc->num_threads - 1)/pEnc->num_threads;
2011 :    
2012 :     for (k = 0; k < pEnc->num_threads; k++) {
2013 :     memset(pEnc->motionData[k].complete_count_self, 0, rows_per_thread * sizeof(int));
2014 :     pEnc->motionData[k].pParam = &pEnc->mbParam;
2015 :     pEnc->motionData[k].current = frame;
2016 :     pEnc->motionData[k].reference = pEnc->current;
2017 :     pEnc->motionData[k].fRef = f_ref;
2018 :     pEnc->motionData[k].fRefH = &pEnc->f_refh;
2019 :     pEnc->motionData[k].fRefV = &pEnc->f_refv;
2020 :     pEnc->motionData[k].fRefHV = &pEnc->f_refhv;
2021 :     pEnc->motionData[k].pRef = b_ref;
2022 :     pEnc->motionData[k].pRefH = &pEnc->vInterH;
2023 :     pEnc->motionData[k].pRefV = &pEnc->vInterV;
2024 :     pEnc->motionData[k].pRefHV = &pEnc->vInterHV;
2025 :     pEnc->motionData[k].time_bp = (int32_t)(pEnc->current->stamp - frame->stamp);
2026 :     pEnc->motionData[k].time_pp = (int32_t)(pEnc->current->stamp - pEnc->reference->stamp);
2027 :     pEnc->motionData[k].y_step = pEnc->num_threads;
2028 :     pEnc->motionData[k].start_y = k;
2029 :     /* todo: sort out temp space once and for all */
2030 :     pEnc->motionData[k].RefQ = pEnc->vInterH.u + 16*k*pEnc->mbParam.edged_width;
2031 :     }
2032 :    
2033 : syskin 1.127 for (k = 1; k < pEnc->num_threads; k++) {
2034 : syskin 1.126 pthread_create(&pEnc->motionData[k].handle, NULL,
2035 :     (void*)SMPMotionEstimationBVOP, (void*)&pEnc->motionData[k]);
2036 :     }
2037 : syskin 1.127
2038 :     SMPMotionEstimationBVOP(&pEnc->motionData[0]);
2039 :    
2040 :     for (k = 1; k < pEnc->num_threads; k++) {
2041 :     pthread_join(pEnc->motionData[k].handle, &status);
2042 :     }
2043 :    
2044 :     frame->fcode = frame->bcode = 0;
2045 :     for (k = 0; k < pEnc->num_threads; k++) {
2046 :     if (pEnc->motionData[k].minfcode > frame->fcode)
2047 :     frame->fcode = pEnc->motionData[k].minfcode;
2048 :     if (pEnc->motionData[k].minbcode > frame->bcode)
2049 :     frame->bcode = pEnc->motionData[k].minbcode;
2050 :     }
2051 : syskin 1.126 } else {
2052 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
2053 :     ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
2054 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
2055 :     pEnc->reference->mbs, f_ref,
2056 :     &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
2057 :     pEnc->current, b_ref, &pEnc->vInterH,
2058 :     &pEnc->vInterV, &pEnc->vInterHV);
2059 :     }
2060 : syskin 1.127 stop_motion_timer();
2061 : edgomez 1.91
2062 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
2063 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1, frame->quant);
2064 : edgomez 1.91
2065 :     frame->sStat.iTextBits = 0;
2066 : Isibaar 1.123 frame->sStat.iMVBits = 0;
2067 : edgomez 1.91 frame->sStat.iMvSum = 0;
2068 :     frame->sStat.iMvCount = 0;
2069 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
2070 : edgomez 1.102 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
2071 :     frame->sStat.kblks = frame->sStat.ublks = 0;
2072 : edgomez 1.91
2073 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
2074 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
2075 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
2076 :    
2077 : edgomez 1.93 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
2078 : edgomez 1.91 if (mb->mode == MODE_NOT_CODED) {
2079 : edgomez 1.102 if (pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2080 :     MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image,
2081 : syskin 1.109 NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0);
2082 : edgomez 1.102 }
2083 : edgomez 1.91 continue;
2084 :     }
2085 :    
2086 : syskin 1.112 mb->quant = frame->quant;
2087 :    
2088 :     if (mb->cbp != 0 || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2089 :     /* we have to motion-compensate, transfer etc,
2090 :     because there might be blocks to code */
2091 :    
2092 : edgomez 1.91 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
2093 : syskin 1.112 f_ref, &pEnc->f_refh, &pEnc->f_refv,
2094 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
2095 :     &pEnc->vInterV, &pEnc->vInterHV,
2096 :     dct_codes);
2097 :    
2098 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
2099 : edgomez 1.91 }
2100 : syskin 1.112
2101 :     if (mb->mode == MODE_DIRECT_NO4V)
2102 :     mb->mode = MODE_DIRECT;
2103 :    
2104 :     if (mb->mode == MODE_DIRECT && (mb->cbp | mb->pmvs[3].x | mb->pmvs[3].y) == 0)
2105 :     mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
2106 : syskin 1.115 else
2107 :     if (frame->vop_flags & XVID_VOP_GREYSCALE)
2108 :     /* keep only bits 5-2 -- Chroma blocks will just be skipped by MBCodingBVOP */
2109 :     mb->cbp &= 0x3C;
2110 : edgomez 1.102
2111 : edgomez 1.91 start_timer();
2112 : edgomez 1.102 MBCodingBVOP(frame, mb, qcoeff, frame->fcode, frame->bcode, bs,
2113 :     &frame->sStat);
2114 : edgomez 1.91 stop_coding_timer();
2115 :     }
2116 :     }
2117 :     emms();
2118 :    
2119 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
2120 :     frame->length = (BitstreamPos(bs) - bits) / 8;
2121 : edgomez 1.91
2122 :     #ifdef BFRAMES_DEC_DEBUG
2123 :     if (!first){
2124 :     first=1;
2125 :     if (fp)
2126 :     fclose(fp);
2127 :     }
2128 :     #endif
2129 : suxen_drol 1.24 }

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