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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 1.128 * $Id: encoder.c,v 1.127 2006/02/24 14:18:59 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 : syskin 1.128 if ((pEnc->mbParam.plugin_flags & XVID_REQLAMBDA)) {
666 :     xvid_free(pEnc->temp_lambda);
667 :     }
668 : edgomez 1.91
669 : edgomez 1.102 if (pEnc->num_plugins>0) {
670 :     xvid_plg_destroy_t pdestroy;
671 :     memset(&pdestroy, 0, sizeof(xvid_plg_destroy_t));
672 : edgomez 1.91
673 : edgomez 1.102 pdestroy.version = XVID_VERSION;
674 :     pdestroy.num_frames = pEnc->m_framenum;
675 : edgomez 1.91
676 : edgomez 1.102 for (i=0; i<pEnc->num_plugins;i++) {
677 :     if (pEnc->plugins[i].func) {
678 : suxen_drol 1.120 pEnc->plugins[i].func(pEnc->plugins[i].param, XVID_PLG_DESTROY, &pdestroy, NULL);
679 : edgomez 1.102 }
680 :     }
681 :     xvid_free(pEnc->plugins);
682 : edgomez 1.92 }
683 :    
684 : edgomez 1.102 xvid_free(pEnc->mbParam.mpeg_quant_matrices);
685 : edgomez 1.91
686 : syskin 1.126 if (pEnc->num_zones > 0)
687 : edgomez 1.102 xvid_free(pEnc->zones);
688 : edgomez 1.91
689 : syskin 1.126 if (pEnc->num_threads > 0) {
690 :     for (i = 0; i < pEnc->num_threads; i++)
691 :     xvid_free(pEnc->motionData[i].complete_count_self);
692 :    
693 :     xvid_free(pEnc->motionData);
694 :     }
695 :    
696 : edgomez 1.102 xvid_free(pEnc);
697 : edgomez 1.91
698 : edgomez 1.102 return 0; /* ok */
699 : edgomez 1.91 }
700 :    
701 :    
702 : edgomez 1.102 /*
703 :     call the plugins
704 :     */
705 : edgomez 1.91
706 : edgomez 1.102 static void call_plugins(Encoder * pEnc, FRAMEINFO * frame, IMAGE * original,
707 :     int opt, int * type, int * quant, xvid_enc_stats_t * stats)
708 : suxen_drol 1.44 {
709 : syskin 1.121 unsigned int i, j, k;
710 : edgomez 1.102 xvid_plg_data_t data;
711 : edgomez 1.91
712 : edgomez 1.102 /* set data struct */
713 : suxen_drol 1.44
714 : edgomez 1.102 memset(&data, 0, sizeof(xvid_plg_data_t));
715 :     data.version = XVID_VERSION;
716 : edgomez 1.91
717 : edgomez 1.102 /* find zone */
718 :     for(i=0; i<pEnc->num_zones && pEnc->zones[i].frame<=frame->frame_num; i++) ;
719 :     data.zone = i>0 ? &pEnc->zones[i-1] : NULL;
720 :    
721 :     data.width = pEnc->mbParam.width;
722 :     data.height = pEnc->mbParam.height;
723 :     data.mb_width = pEnc->mbParam.mb_width;
724 :     data.mb_height = pEnc->mbParam.mb_height;
725 :     data.fincr = frame->fincr;
726 :     data.fbase = pEnc->mbParam.fbase;
727 :     data.bquant_ratio = pEnc->mbParam.bquant_ratio;
728 :     data.bquant_offset = pEnc->mbParam.bquant_offset;
729 :    
730 :     for (i=0; i<3; i++) {
731 :     data.min_quant[i] = pEnc->mbParam.min_quant[i];
732 :     data.max_quant[i] = pEnc->mbParam.max_quant[i];
733 :     }
734 :    
735 :     data.reference.csp = XVID_CSP_PLANAR;
736 :     data.reference.plane[0] = pEnc->reference->image.y;
737 :     data.reference.plane[1] = pEnc->reference->image.u;
738 :     data.reference.plane[2] = pEnc->reference->image.v;
739 :     data.reference.stride[0] = pEnc->mbParam.edged_width;
740 :     data.reference.stride[1] = pEnc->mbParam.edged_width/2;
741 :     data.reference.stride[2] = pEnc->mbParam.edged_width/2;
742 :    
743 :     data.current.csp = XVID_CSP_PLANAR;
744 :     data.current.plane[0] = frame->image.y;
745 :     data.current.plane[1] = frame->image.u;
746 :     data.current.plane[2] = frame->image.v;
747 :     data.current.stride[0] = pEnc->mbParam.edged_width;
748 :     data.current.stride[1] = pEnc->mbParam.edged_width/2;
749 :     data.current.stride[2] = pEnc->mbParam.edged_width/2;
750 :    
751 :     data.frame_num = frame->frame_num;
752 :    
753 :     if (opt == XVID_PLG_BEFORE) {
754 :     data.type = *type;
755 :     data.quant = *quant;
756 :    
757 :     data.vol_flags = frame->vol_flags;
758 :     data.vop_flags = frame->vop_flags;
759 :     data.motion_flags = frame->motion_flags;
760 :    
761 :     } else if (opt == XVID_PLG_FRAME) {
762 :     data.type = coding2type(frame->coding_type);
763 :     data.quant = frame->quant;
764 :    
765 :     if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
766 :     data.dquant = pEnc->temp_dquants;
767 :     data.dquant_stride = pEnc->mbParam.mb_width;
768 : syskin 1.125 memset(data.dquant, 0, data.mb_width*data.mb_height*sizeof(int));
769 : edgomez 1.102 }
770 : syskin 1.121
771 :     if(pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
772 :     int block = 0;
773 :     data.lambda = pEnc->temp_lambda;
774 :     for(i = 0;i < pEnc->mbParam.mb_height; i++)
775 :     for(j = 0;j < pEnc->mbParam.mb_width; j++)
776 :     for (k = 0; k < 6; k++)
777 :     data.lambda[block++] = 1.0f;
778 :     }
779 :    
780 : edgomez 1.102 } else { /* XVID_PLG_AFTER */
781 :     if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
782 :     data.original.csp = XVID_CSP_PLANAR;
783 :     data.original.plane[0] = original->y;
784 :     data.original.plane[1] = original->u;
785 :     data.original.plane[2] = original->v;
786 :     data.original.stride[0] = pEnc->mbParam.edged_width;
787 :     data.original.stride[1] = pEnc->mbParam.edged_width/2;
788 :     data.original.stride[2] = pEnc->mbParam.edged_width/2;
789 :     }
790 : edgomez 1.91
791 : edgomez 1.102 if ((frame->vol_flags & XVID_VOL_EXTRASTATS) ||
792 :     (pEnc->mbParam.plugin_flags & XVID_REQPSNR)) {
793 : edgomez 1.91
794 : edgomez 1.102 data.sse_y =
795 :     plane_sse( original->y, frame->image.y,
796 :     pEnc->mbParam.edged_width, pEnc->mbParam.width,
797 :     pEnc->mbParam.height);
798 : edgomez 1.91
799 : edgomez 1.102 data.sse_u =
800 :     plane_sse( original->u, frame->image.u,
801 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
802 :     pEnc->mbParam.height/2);
803 : edgomez 1.91
804 : edgomez 1.102 data.sse_v =
805 :     plane_sse( original->v, frame->image.v,
806 :     pEnc->mbParam.edged_width/2, pEnc->mbParam.width/2,
807 :     pEnc->mbParam.height/2);
808 :     }
809 : edgomez 1.91
810 : edgomez 1.102 data.type = coding2type(frame->coding_type);
811 :     data.quant = frame->quant;
812 : edgomez 1.91
813 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
814 :     data.dquant = pEnc->temp_dquants;
815 :     data.dquant_stride = pEnc->mbParam.mb_width;
816 :    
817 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
818 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
819 :     data.dquant[j*data.dquant_stride + i] = frame->mbs[j*pEnc->mbParam.mb_width + i].dquant;
820 :     }
821 :     }
822 : edgomez 1.91
823 : edgomez 1.102 data.vol_flags = frame->vol_flags;
824 :     data.vop_flags = frame->vop_flags;
825 :     data.motion_flags = frame->motion_flags;
826 :    
827 :     data.length = frame->length;
828 :     data.kblks = frame->sStat.kblks;
829 :     data.mblks = frame->sStat.mblks;
830 :     data.ublks = frame->sStat.ublks;
831 :    
832 :     /* New code */
833 :     data.stats.type = coding2type(frame->coding_type);
834 :     data.stats.quant = frame->quant;
835 :     data.stats.vol_flags = frame->vol_flags;
836 :     data.stats.vop_flags = frame->vop_flags;
837 :     data.stats.length = frame->length;
838 :     data.stats.hlength = frame->length - (frame->sStat.iTextBits / 8);
839 :     data.stats.kblks = frame->sStat.kblks;
840 :     data.stats.mblks = frame->sStat.mblks;
841 :     data.stats.ublks = frame->sStat.ublks;
842 :     data.stats.sse_y = data.sse_y;
843 :     data.stats.sse_u = data.sse_u;
844 :     data.stats.sse_v = data.sse_v;
845 : edgomez 1.91
846 : edgomez 1.102 if (stats)
847 :     *stats = data.stats;
848 :     }
849 : edgomez 1.91
850 : edgomez 1.102 /* call plugins */
851 :     for (i=0; i<(unsigned int)pEnc->num_plugins;i++) {
852 :     emms();
853 :     if (pEnc->plugins[i].func) {
854 : suxen_drol 1.120 if (pEnc->plugins[i].func(pEnc->plugins[i].param, opt, &data, NULL) < 0) {
855 : edgomez 1.102 continue;
856 :     }
857 :     }
858 :     }
859 :     emms();
860 : edgomez 1.91
861 : edgomez 1.102 /* copy modified values back into frame*/
862 :     if (opt == XVID_PLG_BEFORE) {
863 :     *type = data.type;
864 :     *quant = data.quant > 0 ? data.quant : 2; /* default */
865 :    
866 :     frame->vol_flags = data.vol_flags;
867 :     frame->vop_flags = data.vop_flags;
868 :     frame->motion_flags = data.motion_flags;
869 :    
870 :     } else if (opt == XVID_PLG_FRAME) {
871 : edgomez 1.91
872 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQDQUANTS)) {
873 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
874 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
875 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = data.dquant[j*data.mb_width + i];
876 :     }
877 :     } else {
878 :     for (j=0; j<pEnc->mbParam.mb_height; j++)
879 :     for (i=0; i<pEnc->mbParam.mb_width; i++) {
880 :     frame->mbs[j*pEnc->mbParam.mb_width + i].dquant = 0;
881 :     }
882 :     }
883 : syskin 1.121
884 :     if (pEnc->mbParam.plugin_flags & XVID_REQLAMBDA) {
885 :     for (j = 0; j < pEnc->mbParam.mb_height; j++)
886 :     for (i = 0; i < pEnc->mbParam.mb_width; i++)
887 :     for (k = 0; k < 6; k++) {
888 :     frame->mbs[j*pEnc->mbParam.mb_width + i].lambda[k] =
889 :     (int) ((float)(1<<LAMBDA_EXP) * data.lambda[6 * (j * data.mb_width + i) + k]);
890 :     }
891 :     } else {
892 :     for (j = 0; j<pEnc->mbParam.mb_height; j++)
893 :     for (i = 0; i<pEnc->mbParam.mb_width; i++)
894 :     for (k = 0; k < 6; k++) {
895 :     frame->mbs[j*pEnc->mbParam.mb_width + i].lambda[k] = 1<<LAMBDA_EXP;
896 :     }
897 :     }
898 :    
899 :    
900 : edgomez 1.102 frame->mbs[0].quant = data.quant; /* FRAME will not affect the quant in stats */
901 :     }
902 : edgomez 1.91
903 :    
904 : edgomez 1.102 }
905 : edgomez 1.91
906 :    
907 : edgomez 1.102 static __inline void inc_frame_num(Encoder * pEnc)
908 :     {
909 :     pEnc->current->frame_num = pEnc->m_framenum;
910 :     pEnc->current->stamp = pEnc->mbParam.m_stamp; /* first frame is zero */
911 : edgomez 1.91
912 : edgomez 1.102 pEnc->mbParam.m_stamp += pEnc->current->fincr;
913 :     pEnc->m_framenum++; /* debug ticker */
914 :     }
915 :    
916 :     static __inline void dec_frame_num(Encoder * pEnc)
917 :     {
918 :     pEnc->mbParam.m_stamp -= pEnc->mbParam.fincr;
919 :     pEnc->m_framenum--; /* debug ticker */
920 :     }
921 : edgomez 1.91
922 : edgomez 1.102 static __inline void
923 :     MBSetDquant(MACROBLOCK * pMB, int x, int y, MBParam * mbParam)
924 :     {
925 :     if (pMB->cbp == 0) {
926 :     /* we want to code dquant but the quantizer value will not be used yet
927 :     let's find out if we can postpone dquant to next MB
928 :     */
929 :     if (x == mbParam->mb_width-1 && y == mbParam->mb_height-1) {
930 :     pMB->dquant = 0; /* it's the last MB of all, the easiest case */
931 :     return;
932 :     } else {
933 :     MACROBLOCK * next = pMB + 1;
934 :     const MACROBLOCK * prev = pMB - 1;
935 :     if (next->mode != MODE_INTER4V && next->mode != MODE_NOT_CODED)
936 :     /* mode allows dquant change in the future */
937 :     if (abs(next->quant - prev->quant) <= 2) {
938 :     /* quant change is not out of range */
939 :     pMB->quant = prev->quant;
940 :     pMB->dquant = 0;
941 :     next->dquant = next->quant - prev->quant;
942 :     return;
943 :     }
944 :     }
945 :     }
946 :     /* couldn't skip this dquant */
947 :     pMB->mode = MODE_INTER_Q;
948 :     }
949 :    
950 : edgomez 1.91
951 :    
952 : edgomez 1.102 static __inline void
953 :     set_timecodes(FRAMEINFO* pCur,FRAMEINFO *pRef, int32_t time_base)
954 :     {
955 : edgomez 1.91
956 : edgomez 1.102 pCur->ticks = (int32_t)pCur->stamp % time_base;
957 :     pCur->seconds = ((int32_t)pCur->stamp / time_base) - ((int32_t)pRef->stamp / time_base) ;
958 : edgomez 1.91
959 : edgomez 1.102 #if 0 /* HEAVY DEBUG OUTPUT */
960 :     fprintf(stderr,"WriteVop: %d - %d \n",
961 :     ((int32_t)pCur->stamp / time_base), ((int32_t)pRef->stamp / time_base));
962 :     fprintf(stderr,"set_timecodes: VOP %1d stamp=%lld ref_stamp=%lld base=%d\n",
963 :     pCur->coding_type, pCur->stamp, pRef->stamp, time_base);
964 :     fprintf(stderr,"set_timecodes: VOP %1d seconds=%d ticks=%d (ref-sec=%d ref-tick=%d)\n",
965 :     pCur->coding_type, pCur->seconds, pCur->ticks, pRef->seconds, pRef->ticks);
966 :     #endif
967 :     }
968 : edgomez 1.91
969 : edgomez 1.102 static void
970 :     simplify_par(int *par_width, int *par_height)
971 :     {
972 : edgomez 1.91
973 : edgomez 1.102 int _par_width = (!*par_width) ? 1 : (*par_width<0) ? -*par_width: *par_width;
974 :     int _par_height = (!*par_height) ? 1 : (*par_height<0) ? -*par_height: *par_height;
975 :     int divisor = gcd(_par_width, _par_height);
976 :    
977 :     _par_width /= divisor;
978 :     _par_height /= divisor;
979 :    
980 :     /* 2^8 precision maximum */
981 :     if (_par_width>255 || _par_height>255) {
982 :     float div;
983 : edgomez 1.91 emms();
984 : edgomez 1.102 if (_par_width>_par_height)
985 :     div = (float)_par_width/255;
986 :     else
987 :     div = (float)_par_height/255;
988 : edgomez 1.91
989 : edgomez 1.102 _par_width = (int)((float)_par_width/div);
990 :     _par_height = (int)((float)_par_height/div);
991 : edgomez 1.91 }
992 :    
993 : edgomez 1.102 *par_width = _par_width;
994 :     *par_height = _par_height;
995 : edgomez 1.91
996 : edgomez 1.102 return;
997 :     }
998 : edgomez 1.91
999 : syskin 1.96
1000 : edgomez 1.102 /*****************************************************************************
1001 :     * IPB frame encoder entry point
1002 :     *
1003 :     * Returned values :
1004 :     * - >0 - output bytes
1005 :     * - 0 - no output
1006 :     * - XVID_ERR_VERSION - wrong version passed to core
1007 :     * - XVID_ERR_END - End of stream reached before end of coding
1008 :     * - XVID_ERR_FORMAT - the image subsystem reported the image had a wrong
1009 :     * format
1010 :     ****************************************************************************/
1011 : edgomez 1.91
1012 :    
1013 : edgomez 1.102 int
1014 :     enc_encode(Encoder * pEnc,
1015 :     xvid_enc_frame_t * xFrame,
1016 :     xvid_enc_stats_t * stats)
1017 :     {
1018 :     xvid_enc_frame_t * frame;
1019 :     int type;
1020 :     Bitstream bs;
1021 : Isibaar 1.97
1022 : edgomez 1.102 if (XVID_VERSION_MAJOR(xFrame->version) != 1 || (stats && XVID_VERSION_MAJOR(stats->version) != 1)) /* v1.x.x */
1023 :     return XVID_ERR_VERSION;
1024 : Isibaar 1.97
1025 : edgomez 1.102 xFrame->out_flags = 0;
1026 : edgomez 1.91
1027 : edgomez 1.102 start_global_timer();
1028 :     BitstreamInit(&bs, xFrame->bitstream, 0);
1029 : edgomez 1.91
1030 :    
1031 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1032 :     * enqueue image to the encoding-queue
1033 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1034 : edgomez 1.91
1035 : edgomez 1.102 if (xFrame->input.csp != XVID_CSP_NULL)
1036 : edgomez 1.91 {
1037 : edgomez 1.102 QUEUEINFO * q = &pEnc->queue[pEnc->queue_tail];
1038 : edgomez 1.91
1039 :     start_timer();
1040 :     if (image_input
1041 : edgomez 1.102 (&q->image, pEnc->mbParam.width, pEnc->mbParam.height,
1042 :     pEnc->mbParam.edged_width, (uint8_t**)xFrame->input.plane, xFrame->input.stride,
1043 :     xFrame->input.csp, xFrame->vol_flags & XVID_VOL_INTERLACING))
1044 : edgomez 1.91 {
1045 :     emms();
1046 :     return XVID_ERR_FORMAT;
1047 :     }
1048 :     stop_conv_timer();
1049 :    
1050 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1051 :     image_chroma_optimize(&q->image,
1052 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1053 :     }
1054 :    
1055 : edgomez 1.102 q->frame = *xFrame;
1056 :    
1057 :     if (xFrame->quant_intra_matrix)
1058 : edgomez 1.91 {
1059 : edgomez 1.102 memcpy(q->quant_intra_matrix, xFrame->quant_intra_matrix, 64*sizeof(unsigned char));
1060 :     q->frame.quant_intra_matrix = q->quant_intra_matrix;
1061 : edgomez 1.91 }
1062 :    
1063 : edgomez 1.102 if (xFrame->quant_inter_matrix)
1064 :     {
1065 :     memcpy(q->quant_inter_matrix, xFrame->quant_inter_matrix, 64*sizeof(unsigned char));
1066 :     q->frame.quant_inter_matrix = q->quant_inter_matrix;
1067 : edgomez 1.91 }
1068 :    
1069 : edgomez 1.102 pEnc->queue_tail = (pEnc->queue_tail + 1) % (pEnc->mbParam.max_bframes+1);
1070 :     pEnc->queue_size++;
1071 : edgomez 1.91 }
1072 :    
1073 :    
1074 :     /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1075 : edgomez 1.102 * bframe flush code
1076 : edgomez 1.91 * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1077 :    
1078 : edgomez 1.102 repeat:
1079 : edgomez 1.91
1080 : edgomez 1.102 if (pEnc->flush_bframes)
1081 :     {
1082 :     if (pEnc->bframenum_head < pEnc->bframenum_tail) {
1083 : edgomez 1.91
1084 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (flush) bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1085 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1086 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1087 : edgomez 1.91
1088 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1089 :     image_copy(&pEnc->sOriginal2, &pEnc->bframes[pEnc->bframenum_head]->image,
1090 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1091 : edgomez 1.91 }
1092 :    
1093 : edgomez 1.102 FrameCodeB(pEnc, pEnc->bframes[pEnc->bframenum_head], &bs);
1094 : suxen_drol 1.120 call_plugins(pEnc, pEnc->bframes[pEnc->bframenum_head], &pEnc->sOriginal2, XVID_PLG_AFTER, NULL, NULL, stats);
1095 : edgomez 1.102 pEnc->bframenum_head++;
1096 : edgomez 1.91
1097 : edgomez 1.102 goto done;
1098 :     }
1099 : edgomez 1.91
1100 : edgomez 1.102 /* write an empty marker to the bitstream.
1101 : edgomez 1.91
1102 : edgomez 1.102 for divx5 decoder compatibility, this marker must consist
1103 :     of a not-coded p-vop, with a time_base of zero, and time_increment
1104 :     indentical to the future-referece frame.
1105 :     */
1106 : edgomez 1.91
1107 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED && pEnc->bframenum_tail > 0)) {
1108 :     int tmp;
1109 :     int bits;
1110 : edgomez 1.91
1111 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** EMPTY bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1112 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1113 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1114 :    
1115 : edgomez 1.102 bits = BitstreamPos(&bs);
1116 : edgomez 1.91
1117 : edgomez 1.102 tmp = pEnc->current->seconds;
1118 :     pEnc->current->seconds = 0; /* force time_base = 0 */
1119 : edgomez 1.91
1120 : edgomez 1.102 BitstreamWriteVopHeader(&bs, &pEnc->mbParam, pEnc->current, 0, pEnc->current->quant);
1121 :     BitstreamPad(&bs);
1122 :     pEnc->current->seconds = tmp;
1123 : edgomez 1.91
1124 : edgomez 1.102 /* add the not-coded length to the reference frame size */
1125 :     pEnc->current->length += (BitstreamPos(&bs) - bits) / 8;
1126 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1127 : edgomez 1.91
1128 : edgomez 1.102 /* flush complete: reset counters */
1129 :     pEnc->flush_bframes = 0;
1130 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1131 :     goto done;
1132 : edgomez 1.91
1133 :     }
1134 :    
1135 : edgomez 1.102 /* flush complete: reset counters */
1136 :     pEnc->flush_bframes = 0;
1137 :     pEnc->bframenum_head = pEnc->bframenum_tail = 0;
1138 :     }
1139 : edgomez 1.91
1140 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1141 :     * dequeue frame from the encoding queue
1142 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1143 : edgomez 1.91
1144 : edgomez 1.102 if (pEnc->queue_size == 0) /* empty */
1145 :     {
1146 :     if (xFrame->input.csp == XVID_CSP_NULL) /* no futher input */
1147 :     {
1148 : edgomez 1.91
1149 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** FINISH bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1150 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1151 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1152 :    
1153 : edgomez 1.102 if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0) {
1154 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1155 : edgomez 1.102 }
1156 : edgomez 1.91
1157 : edgomez 1.102 /* if the very last frame is to be b-vop, we must change it to a p-vop */
1158 :     if (pEnc->bframenum_tail > 0) {
1159 : edgomez 1.91
1160 : edgomez 1.102 SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1161 :     pEnc->bframenum_tail--;
1162 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1163 : edgomez 1.91
1164 : edgomez 1.102 /* convert B-VOP to P-VOP */
1165 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1166 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1167 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1168 : edgomez 1.91
1169 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1170 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1171 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1172 :     }
1173 : syskin 1.96
1174 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1175 : edgomez 1.91 pEnc->bframenum_head, pEnc->bframenum_tail,
1176 : edgomez 1.102 pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1177 : syskin 1.103 pEnc->mbParam.frame_drop_ratio = -1; /* it must be a coded vop */
1178 : edgomez 1.91
1179 : syskin 1.104 FrameCodeP(pEnc, &bs);
1180 : edgomez 1.91
1181 :    
1182 : edgomez 1.102 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail==0) {
1183 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1184 : edgomez 1.102 }else{
1185 :     pEnc->flush_bframes = 1;
1186 :     goto done;
1187 :     }
1188 :     }
1189 :     DPRINTF(XVID_DEBUG_DEBUG, "*** END\n");
1190 : edgomez 1.91
1191 : edgomez 1.102 emms();
1192 :     return XVID_ERR_END; /* end of stream reached */
1193 : edgomez 1.91 }
1194 : edgomez 1.102 goto done; /* nothing to encode yet; encoder lag */
1195 : edgomez 1.91 }
1196 :    
1197 : edgomez 1.102 /* the current FRAME becomes the reference */
1198 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1199 : edgomez 1.91
1200 : edgomez 1.102 /* remove frame from encoding-queue (head), and move it into the current */
1201 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1202 :     frame = &pEnc->queue[pEnc->queue_head].frame;
1203 :     pEnc->queue_head = (pEnc->queue_head + 1) % (pEnc->mbParam.max_bframes+1);
1204 :     pEnc->queue_size--;
1205 : edgomez 1.91
1206 : Isibaar 1.1
1207 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1208 :     * init pEnc->current fields
1209 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1210 : Isibaar 1.1
1211 : edgomez 1.102 pEnc->current->fincr = pEnc->mbParam.fincr>0 ? pEnc->mbParam.fincr : frame->fincr;
1212 : edgomez 1.91 inc_frame_num(pEnc);
1213 : edgomez 1.102 pEnc->current->vol_flags = frame->vol_flags;
1214 :     pEnc->current->vop_flags = frame->vop_flags;
1215 :     pEnc->current->motion_flags = frame->motion;
1216 :     pEnc->current->fcode = pEnc->mbParam.m_fcode;
1217 :     pEnc->current->bcode = pEnc->mbParam.m_fcode;
1218 : edgomez 1.91
1219 : edgomez 1.92
1220 : edgomez 1.102 if ((xFrame->vop_flags & XVID_VOP_CHROMAOPT)) {
1221 : syskin 1.96 image_chroma_optimize(&pEnc->current->image,
1222 : edgomez 1.92 pEnc->mbParam.width, pEnc->mbParam.height, pEnc->mbParam.edged_width);
1223 :     }
1224 : Isibaar 1.1
1225 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1226 :     * frame type & quant selection
1227 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1228 :    
1229 :     type = frame->type;
1230 :     pEnc->current->quant = frame->quant;
1231 :    
1232 : Skal 1.118 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_BEFORE, &type, (int*)&pEnc->current->quant, stats);
1233 : edgomez 1.102
1234 :     if (type > 0){ /* XVID_TYPE_?VOP */
1235 :     type = type2coding(type); /* convert XVID_TYPE_?VOP to bitstream coding type */
1236 :     } else{ /* XVID_TYPE_AUTO */
1237 :     if (pEnc->iFrameNum == 0 || (pEnc->mbParam.iMaxKeyInterval > 0 && pEnc->iFrameNum >= pEnc->mbParam.iMaxKeyInterval)){
1238 :     pEnc->iFrameNum = 0;
1239 :     type = I_VOP;
1240 :     }else{
1241 :     type = MEanalysis(&pEnc->reference->image, pEnc->current,
1242 :     &pEnc->mbParam, pEnc->mbParam.iMaxKeyInterval,
1243 :     pEnc->iFrameNum, pEnc->bframenum_tail, xFrame->bframe_threshold,
1244 :     (pEnc->bframes) ? pEnc->bframes[pEnc->bframenum_head]->mbs: NULL);
1245 :     }
1246 : edgomez 1.91 }
1247 : Isibaar 1.23
1248 : edgomez 1.102 if (type != I_VOP)
1249 :     pEnc->current->vol_flags = pEnc->mbParam.vol_flags; /* don't allow VOL changes here */
1250 :    
1251 :     /* bframes buffer overflow check */
1252 :     if (type == B_VOP && pEnc->bframenum_tail >= pEnc->mbParam.max_bframes) {
1253 :     type = P_VOP;
1254 :     }
1255 : suxen_drol 1.27
1256 : edgomez 1.102 pEnc->iFrameNum++;
1257 : Isibaar 1.1
1258 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1259 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 5,
1260 :     "%d st:%lld if:%d", pEnc->current->frame_num, pEnc->current->stamp, pEnc->iFrameNum);
1261 : Isibaar 1.1 }
1262 :    
1263 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1264 :     * encode this frame as a b-vop
1265 :     * (we dont encode here, rather we store the frame in the bframes queue, to be encoded later)
1266 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1267 :     if (type == B_VOP) {
1268 :     if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1269 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "BVOP");
1270 :     }
1271 :    
1272 :     if (frame->quant < 1) {
1273 :     pEnc->current->quant = ((((pEnc->reference->quant + pEnc->current->quant) *
1274 :     pEnc->mbParam.bquant_ratio) / 2) + pEnc->mbParam.bquant_offset)/100;
1275 : edgomez 1.91
1276 : edgomez 1.102 } else {
1277 :     pEnc->current->quant = frame->quant;
1278 :     }
1279 : edgomez 1.41
1280 : edgomez 1.102 if (pEnc->current->quant < 1)
1281 :     pEnc->current->quant = 1;
1282 :     else if (pEnc->current->quant > 31)
1283 :     pEnc->current->quant = 31;
1284 : edgomez 1.41
1285 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** BFRAME (store) bf: head=%i tail=%i queue: head=%i tail=%i size=%i quant=%i\n",
1286 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1287 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size,pEnc->current->quant);
1288 : edgomez 1.40
1289 : edgomez 1.102 /* store frame into bframe buffer & swap ref back to current */
1290 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1291 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->reference);
1292 : edgomez 1.41
1293 : edgomez 1.102 pEnc->bframenum_tail++;
1294 : edgomez 1.40
1295 : edgomez 1.102 goto repeat;
1296 :     }
1297 : edgomez 1.40
1298 :    
1299 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** XXXXXX bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1300 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1301 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1302 : edgomez 1.40
1303 : edgomez 1.102 /* for unpacked bframes, output the stats for the last encoded frame */
1304 :     if (!(pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->mbParam.max_bframes > 0)
1305 :     {
1306 :     if (pEnc->current->stamp > 0) {
1307 : suxen_drol 1.120 call_plugins(pEnc, pEnc->reference, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1308 : edgomez 1.40 }
1309 : edgomez 1.102 else
1310 :     stats->type = XVID_TYPE_NOTHING;
1311 :     }
1312 : edgomez 1.40
1313 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1314 :     * closed-gop
1315 :     * if the frame prior to an iframe is scheduled as a bframe, we must change it to a pframe
1316 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1317 : Isibaar 1.1
1318 : edgomez 1.102 if (type == I_VOP && (pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP) && pEnc->bframenum_tail > 0) {
1319 : Isibaar 1.1
1320 : edgomez 1.102 /* place this frame back on the encoding-queue (head) */
1321 :     /* we will deal with it next time */
1322 :     dec_frame_num(pEnc);
1323 :     pEnc->iFrameNum--;
1324 : edgomez 1.13
1325 : edgomez 1.102 pEnc->queue_head = (pEnc->queue_head + (pEnc->mbParam.max_bframes+1) - 1) % (pEnc->mbParam.max_bframes+1);
1326 :     pEnc->queue_size++;
1327 :     image_swap(&pEnc->current->image, &pEnc->queue[pEnc->queue_head].image);
1328 : edgomez 1.41
1329 : edgomez 1.102 /* grab the last frame from the bframe-queue */
1330 : edgomez 1.41
1331 : edgomez 1.102 pEnc->bframenum_tail--;
1332 :     SWAP(FRAMEINFO*, pEnc->current, pEnc->bframes[pEnc->bframenum_tail]);
1333 : Isibaar 1.1
1334 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1335 : suxen_drol 1.117 image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 100, "CLOSED GOP BVOP->PVOP");
1336 : edgomez 1.40 }
1337 :    
1338 : edgomez 1.102 /* convert B-VOP quant to P-VOP */
1339 :     pEnc->current->quant = 100*pEnc->current->quant - pEnc->mbParam.bquant_offset;
1340 :     pEnc->current->quant += pEnc->mbParam.bquant_ratio - 1; /* to avoid rouding issues */
1341 :     pEnc->current->quant /= pEnc->mbParam.bquant_ratio;
1342 :     type = P_VOP;
1343 : edgomez 1.3 }
1344 : Isibaar 1.1
1345 : edgomez 1.93
1346 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1347 :     * encode this frame as an i-vop
1348 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1349 : h 1.5
1350 : edgomez 1.102 if (type == I_VOP) {
1351 : edgomez 1.41
1352 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** IFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1353 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1354 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1355 : Isibaar 1.7
1356 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1357 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "IVOP");
1358 :     }
1359 : syskin 1.96
1360 : edgomez 1.102 pEnc->iFrameNum = 1;
1361 : Isibaar 1.1
1362 : edgomez 1.102 /* ---- update vol flags at IVOP ----------- */
1363 :     pEnc->mbParam.vol_flags = pEnc->current->vol_flags;
1364 : edgomez 1.41
1365 : edgomez 1.102 /* Aspect ratio */
1366 :     switch(frame->par) {
1367 :     case XVID_PAR_11_VGA:
1368 :     case XVID_PAR_43_PAL:
1369 :     case XVID_PAR_43_NTSC:
1370 :     case XVID_PAR_169_PAL:
1371 :     case XVID_PAR_169_NTSC:
1372 :     case XVID_PAR_EXT:
1373 :     pEnc->mbParam.par = frame->par;
1374 :     break;
1375 :     default:
1376 :     pEnc->mbParam.par = XVID_PAR_11_VGA;
1377 :     break;
1378 :     }
1379 : Isibaar 1.1
1380 : edgomez 1.102 /* For extended PAR only, we try to sanityse/simplify par values */
1381 :     if (pEnc->mbParam.par == XVID_PAR_EXT) {
1382 :     pEnc->mbParam.par_width = frame->par_width;
1383 :     pEnc->mbParam.par_height = frame->par_height;
1384 :     simplify_par(&pEnc->mbParam.par_width, &pEnc->mbParam.par_height);
1385 :     }
1386 : Isibaar 1.1
1387 : edgomez 1.102 if ((pEnc->mbParam.vol_flags & XVID_VOL_MPEGQUANT)) {
1388 :     if (frame->quant_intra_matrix != NULL)
1389 :     set_intra_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_intra_matrix);
1390 :     if (frame->quant_inter_matrix != NULL)
1391 :     set_inter_matrix(pEnc->mbParam.mpeg_quant_matrices, frame->quant_inter_matrix);
1392 :     }
1393 : Isibaar 1.1
1394 : edgomez 1.102 /* prevent vol/vop misuse */
1395 : Isibaar 1.1
1396 : edgomez 1.102 if (!(pEnc->current->vol_flags & XVID_VOL_INTERLACING))
1397 :     pEnc->current->vop_flags &= ~(XVID_VOP_TOPFIELDFIRST|XVID_VOP_ALTERNATESCAN);
1398 : suxen_drol 1.27
1399 : edgomez 1.102 /* ^^^------------------------ */
1400 : edgomez 1.41
1401 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1402 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1403 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1404 : Isibaar 1.1 }
1405 :    
1406 : edgomez 1.102 FrameCodeI(pEnc, &bs);
1407 :     xFrame->out_flags |= XVID_KEYFRAME;
1408 : Isibaar 1.1
1409 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1410 :     * encode this frame as an p-vop
1411 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1412 : Isibaar 1.1
1413 : edgomez 1.102 } else { /* (type == P_VOP || type == S_VOP) */
1414 : h 1.20
1415 : edgomez 1.102 DPRINTF(XVID_DEBUG_DEBUG,"*** PFRAME bf: head=%i tail=%i queue: head=%i tail=%i size=%i\n",
1416 :     pEnc->bframenum_head, pEnc->bframenum_tail,
1417 :     pEnc->queue_head, pEnc->queue_tail, pEnc->queue_size);
1418 : h 1.20
1419 : edgomez 1.102 if ((pEnc->current->vop_flags & XVID_VOP_DEBUG)) {
1420 :     image_printf(&pEnc->current->image, pEnc->mbParam.edged_width, pEnc->mbParam.height, 5, 200, "PVOP");
1421 :     }
1422 : h 1.20
1423 : edgomez 1.102 if ((pEnc->mbParam.plugin_flags & XVID_REQORIGINAL)) {
1424 :     image_copy(&pEnc->sOriginal, &pEnc->current->image,
1425 :     pEnc->mbParam.edged_width, pEnc->mbParam.height);
1426 :     }
1427 : h 1.20
1428 : syskin 1.104 if ( FrameCodeP(pEnc, &bs) == 0 ) {
1429 : syskin 1.103 /* N-VOP, we mustn't code b-frames yet */
1430 : Isibaar 1.124 if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) ||
1431 :     pEnc->mbParam.max_bframes == 0)
1432 :     call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1433 : syskin 1.103 goto done;
1434 :     }
1435 : h 1.20 }
1436 :    
1437 : edgomez 1.41
1438 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1439 :     * on next enc_encode call we must flush bframes
1440 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1441 : edgomez 1.41
1442 : edgomez 1.102 /*done_flush:*/
1443 : h 1.26
1444 : edgomez 1.102 pEnc->flush_bframes = 1;
1445 : h 1.26
1446 : edgomez 1.102 /* packed & queued_bframes: dont bother outputting stats here, we do so after the flush */
1447 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) && pEnc->bframenum_tail > 0) {
1448 :     goto repeat;
1449 : h 1.20 }
1450 :    
1451 : edgomez 1.102 /* packed or no-bframes or no-bframes-queued: output stats */
1452 :     if ((pEnc->mbParam.global_flags & XVID_GLOBAL_PACKED) || pEnc->mbParam.max_bframes == 0 ) {
1453 : suxen_drol 1.120 call_plugins(pEnc, pEnc->current, &pEnc->sOriginal, XVID_PLG_AFTER, NULL, NULL, stats);
1454 : edgomez 1.102 }
1455 : h 1.20
1456 : edgomez 1.102 /* %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
1457 :     * done; return number of bytes consumed
1458 :     * %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% */
1459 : h 1.20
1460 : edgomez 1.102 done:
1461 : h 1.20
1462 : edgomez 1.102 stop_global_timer();
1463 :     write_timer();
1464 : h 1.20
1465 : edgomez 1.102 emms();
1466 :     return BitstreamLength(&bs);
1467 :     }
1468 : h 1.20
1469 :    
1470 : edgomez 1.102 static void SetMacroblockQuants(MBParam * const pParam, FRAMEINFO * frame)
1471 :     {
1472 :     unsigned int i;
1473 :     MACROBLOCK * pMB = frame->mbs;
1474 :     int quant = frame->mbs[0].quant; /* set by XVID_PLG_FRAME */
1475 :     if (quant > 31)
1476 :     frame->quant = quant = 31;
1477 :     else if (quant < 1)
1478 :     frame->quant = quant = 1;
1479 :    
1480 :     for (i = 0; i < pParam->mb_height * pParam->mb_width; i++) {
1481 :     quant += pMB->dquant;
1482 :     if (quant > 31)
1483 :     quant = 31;
1484 :     else if (quant < 1)
1485 :     quant = 1;
1486 :     pMB->quant = quant;
1487 :     pMB++;
1488 : h 1.20 }
1489 : edgomez 1.102 }
1490 : h 1.20
1491 :    
1492 : edgomez 1.102 static __inline void
1493 :     CodeIntraMB(Encoder * pEnc,
1494 :     MACROBLOCK * pMB)
1495 :     {
1496 : h 1.20
1497 : edgomez 1.102 pMB->mode = MODE_INTRA;
1498 : h 1.20
1499 : edgomez 1.102 /* zero mv statistics */
1500 :     pMB->mvs[0].x = pMB->mvs[1].x = pMB->mvs[2].x = pMB->mvs[3].x = 0;
1501 :     pMB->mvs[0].y = pMB->mvs[1].y = pMB->mvs[2].y = pMB->mvs[3].y = 0;
1502 :     pMB->sad8[0] = pMB->sad8[1] = pMB->sad8[2] = pMB->sad8[3] = 0;
1503 :     pMB->sad16 = 0;
1504 : h 1.20
1505 : edgomez 1.102 if (pMB->dquant != 0) {
1506 :     pMB->mode = MODE_INTRA_Q;
1507 : h 1.20 }
1508 :     }
1509 :    
1510 :    
1511 : edgomez 1.102
1512 : edgomez 1.41 static int
1513 :     FrameCodeI(Encoder * pEnc,
1514 : edgomez 1.102 Bitstream * bs)
1515 : h 1.21 {
1516 : edgomez 1.102 int bits = BitstreamPos(bs);
1517 : edgomez 1.91 int mb_width = pEnc->mbParam.mb_width;
1518 :     int mb_height = pEnc->mbParam.mb_height;
1519 : h 1.21
1520 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1521 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1522 : h 1.21
1523 :     uint16_t x, y;
1524 :    
1525 : suxen_drol 1.27 pEnc->mbParam.m_rounding_type = 1;
1526 :     pEnc->current->rounding_type = pEnc->mbParam.m_rounding_type;
1527 :     pEnc->current->coding_type = I_VOP;
1528 : h 1.21
1529 : edgomez 1.102 call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1530 :    
1531 :     SetMacroblockQuants(&pEnc->mbParam, pEnc->current);
1532 :    
1533 : suxen_drol 1.27 BitstreamWriteVolHeader(bs, &pEnc->mbParam, pEnc->current);
1534 : edgomez 1.78
1535 : edgomez 1.91 set_timecodes(pEnc->current,pEnc->reference,pEnc->mbParam.fbase);
1536 :    
1537 : edgomez 1.101 BitstreamPad(bs);
1538 : h 1.21
1539 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, pEnc->current, 1, pEnc->current->mbs[0].quant);
1540 : h 1.21
1541 : edgomez 1.91 pEnc->current->sStat.iTextBits = 0;
1542 : Isibaar 1.123 pEnc->current->sStat.iMVBits = 0;
1543 : edgomez 1.91 pEnc->current->sStat.kblks = mb_width * mb_height;
1544 :     pEnc->current->sStat.mblks = pEnc->current->sStat.ublks = 0;
1545 : h 1.21
1546 : edgomez 1.91 for (y = 0; y < mb_height; y++)
1547 :     for (x = 0; x < mb_width; x++) {
1548 : edgomez 1.41 MACROBLOCK *pMB =
1549 :     &pEnc->current->mbs[x + y * pEnc->mbParam.mb_width];
1550 : h 1.21
1551 :     CodeIntraMB(pEnc, pMB);
1552 :    
1553 : edgomez 1.41 MBTransQuantIntra(&pEnc->mbParam, pEnc->current, pMB, x, y,
1554 :     dct_codes, qcoeff);
1555 : h 1.21
1556 :     start_timer();
1557 : suxen_drol 1.27 MBPrediction(pEnc->current, x, y, pEnc->mbParam.mb_width, qcoeff);
1558 : h 1.21 stop_prediction_timer();
1559 :    
1560 :     start_timer();
1561 : edgomez 1.91 MBCoding(pEnc->current, pMB, qcoeff, bs, &pEnc->current->sStat);
1562 : h 1.21 stop_coding_timer();
1563 :     }
1564 :    
1565 :     emms();
1566 :    
1567 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1568 :    
1569 :     pEnc->current->length = (BitstreamPos(bs) - bits) / 8;
1570 :    
1571 : edgomez 1.91 pEnc->fMvPrevSigma = -1;
1572 : suxen_drol 1.27 pEnc->mbParam.m_fcode = 2;
1573 : h 1.21
1574 : edgomez 1.102 pEnc->current->is_edged = 0; /* not edged */
1575 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1576 : h 1.21
1577 : edgomez 1.93 return 1; /* intra */
1578 : h 1.21 }
1579 :    
1580 : syskin 1.114 static __inline void
1581 :     updateFcode(Statistics * sStat, Encoder * pEnc)
1582 :     {
1583 :     float fSigma;
1584 :     int iSearchRange;
1585 :    
1586 :     if (sStat->iMvCount == 0)
1587 :     sStat->iMvCount = 1;
1588 :    
1589 :     fSigma = (float) sqrt((float) sStat->iMvSum / sStat->iMvCount);
1590 :    
1591 :     iSearchRange = 16 << pEnc->mbParam.m_fcode;
1592 :    
1593 :     if ((3.0 * fSigma > iSearchRange) && (pEnc->mbParam.m_fcode <= 5) )
1594 :     pEnc->mbParam.m_fcode++;
1595 :    
1596 :     else if ((5.0 * fSigma < iSearchRange)
1597 :     && (4.0 * pEnc->fMvPrevSigma < iSearchRange)
1598 :     && (pEnc->mbParam.m_fcode >= 2) )
1599 :     pEnc->mbParam.m_fcode--;
1600 :    
1601 :     pEnc->fMvPrevSigma = fSigma;
1602 :     }
1603 : h 1.21
1604 : edgomez 1.91 #define BFRAME_SKIP_THRESHHOLD 30
1605 :    
1606 :     /* FrameCodeP also handles S(GMC)-VOPs */
1607 : edgomez 1.41 static int
1608 :     FrameCodeP(Encoder * pEnc,
1609 : syskin 1.104 Bitstream * bs)
1610 : Isibaar 1.1 {
1611 : edgomez 1.102 int bits = BitstreamPos(bs);
1612 : edgomez 1.13
1613 :     DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1614 : edgomez 1.41 DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1615 : Isibaar 1.8
1616 : edgomez 1.91 int x, y, k;
1617 : edgomez 1.102 FRAMEINFO *const current = pEnc->current;
1618 :     FRAMEINFO *const reference = pEnc->reference;
1619 :     MBParam * const pParam = &pEnc->mbParam;
1620 :     int mb_width = pParam->mb_width;
1621 :     int mb_height = pParam->mb_height;
1622 : syskin 1.103 int coded = 1;
1623 : syskin 1.96
1624 : edgomez 1.102 IMAGE *pRef = &reference->image;
1625 :    
1626 :     if (!reference->is_edged) {
1627 :     start_timer();
1628 :     image_setedges(pRef, pParam->edged_width, pParam->edged_height,
1629 :     pParam->width, pParam->height, 0);
1630 :     stop_edges_timer();
1631 :     reference->is_edged = 1;
1632 :     }
1633 :    
1634 :     pParam->m_rounding_type = 1 - pParam->m_rounding_type;
1635 :     current->rounding_type = pParam->m_rounding_type;
1636 :     current->fcode = pParam->m_fcode;
1637 : Isibaar 1.1
1638 : edgomez 1.102 if ((current->vop_flags & XVID_VOP_HALFPEL)) {
1639 :     if (reference->is_interpolated != current->rounding_type) {
1640 :     start_timer();
1641 : syskin 1.122 image_interpolate(pRef->y, pEnc->vInterH.y, pEnc->vInterV.y,
1642 :     pEnc->vInterHV.y, pParam->edged_width,
1643 : edgomez 1.102 pParam->edged_height,
1644 :     (pParam->vol_flags & XVID_VOL_QUARTERPEL),
1645 :     current->rounding_type);
1646 :     stop_inter_timer();
1647 :     reference->is_interpolated = current->rounding_type;
1648 :     }
1649 : Isibaar 1.1 }
1650 :    
1651 : syskin 1.111 current->sStat.iTextBits = current->sStat.iMvSum = current->sStat.iMvCount =
1652 : Isibaar 1.123 current->sStat.kblks = current->sStat.mblks = current->sStat.ublks =
1653 :     current->sStat.iMVBits = 0;
1654 : syskin 1.111
1655 : edgomez 1.102 current->coding_type = P_VOP;
1656 :    
1657 :     call_plugins(pEnc, pEnc->current, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
1658 :    
1659 :     SetMacroblockQuants(&pEnc->mbParam, current);
1660 : syskin 1.96
1661 : Isibaar 1.1 start_timer();
1662 : edgomez 1.102 if (current->vol_flags & XVID_VOL_GMC ) /* GMC only for S(GMC)-VOPs */
1663 :     { int gmcval;
1664 :     current->warp = GlobalMotionEst( current->mbs, pParam, current, reference,
1665 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV);
1666 :    
1667 :     if (current->motion_flags & XVID_ME_GME_REFINE) {
1668 :     gmcval = GlobalMotionEstRefine(&current->warp,
1669 :     current->mbs, pParam,
1670 :     current, reference,
1671 :     &current->image,
1672 :     &reference->image,
1673 :     &pEnc->vInterH,
1674 :     &pEnc->vInterV,
1675 :     &pEnc->vInterHV);
1676 :     } else {
1677 :     gmcval = globalSAD(&current->warp, pParam, current->mbs,
1678 :     current,
1679 :     &reference->image,
1680 :     &current->image,
1681 :     pEnc->vGMC.y);
1682 :     }
1683 :    
1684 :     gmcval += /*current->quant*/ 2 * (int)(pParam->mb_width*pParam->mb_height);
1685 :    
1686 :     /* 1st '3': 3 warpoints, 2nd '3': 16th pel res (2<<3) */
1687 :     generate_GMCparameters( 3, 3, &current->warp,
1688 :     pParam->width, pParam->height,
1689 :     &current->new_gmc_data);
1690 :    
1691 :     if ( (gmcval<0) && ( (current->warp.duv[1].x != 0) || (current->warp.duv[1].y != 0) ||
1692 :     (current->warp.duv[2].x != 0) || (current->warp.duv[2].y != 0) ) )
1693 :     {
1694 :     current->coding_type = S_VOP;
1695 :    
1696 :     generate_GMCimage(&current->new_gmc_data, &reference->image,
1697 :     pParam->mb_width, pParam->mb_height,
1698 :     pParam->edged_width, pParam->edged_width/2,
1699 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1700 :     current->rounding_type, current->mbs, &pEnc->vGMC);
1701 :    
1702 :     } else {
1703 : edgomez 1.91
1704 : edgomez 1.102 generate_GMCimage(&current->new_gmc_data, &reference->image,
1705 :     pParam->mb_width, pParam->mb_height,
1706 :     pParam->edged_width, pParam->edged_width/2,
1707 :     pParam->m_fcode, ((pParam->vol_flags & XVID_VOL_QUARTERPEL)?1:0), 0,
1708 :     current->rounding_type, current->mbs, NULL); /* no warping, just AMV */
1709 :     }
1710 :     }
1711 : Isibaar 1.1
1712 : edgomez 1.91
1713 : syskin 1.126 if (pEnc->num_threads > 0) {
1714 :     /* multithreaded motion estimation - dispatch threads */
1715 : syskin 1.127
1716 :     void * status;
1717 : syskin 1.126 int rows_per_thread = (pParam->mb_height + pEnc->num_threads - 1)/pEnc->num_threads;
1718 :    
1719 :     for (k = 0; k < pEnc->num_threads; k++) {
1720 :     memset(pEnc->motionData[k].complete_count_self, 0, rows_per_thread * sizeof(int));
1721 :     pEnc->motionData[k].pParam = &pEnc->mbParam;
1722 :     pEnc->motionData[k].current = current;
1723 :     pEnc->motionData[k].reference = reference;
1724 :     pEnc->motionData[k].pRefH = &pEnc->vInterH;
1725 :     pEnc->motionData[k].pRefV = &pEnc->vInterV;
1726 :     pEnc->motionData[k].pRefHV = &pEnc->vInterHV;
1727 :     pEnc->motionData[k].pGMC = &pEnc->vGMC;
1728 :     pEnc->motionData[k].y_step = pEnc->num_threads;
1729 :     pEnc->motionData[k].start_y = k;
1730 :     /* todo: sort out temp space once and for all */
1731 :     pEnc->motionData[k].RefQ = pEnc->vInterH.u + 16*k*pParam->edged_width;
1732 :     }
1733 :    
1734 : syskin 1.127 for (k = 1; k < pEnc->num_threads; k++) {
1735 : syskin 1.126 pthread_create(&pEnc->motionData[k].handle, NULL,
1736 :     (void*)MotionEstimateSMP, (void*)&pEnc->motionData[k]);
1737 :     }
1738 : syskin 1.127
1739 :     MotionEstimateSMP(&pEnc->motionData[0]);
1740 :    
1741 :     for (k = 1; k < pEnc->num_threads; k++) {
1742 :     pthread_join(pEnc->motionData[k].handle, &status);
1743 :     }
1744 :    
1745 :     current->fcode = 0;
1746 :     for (k = 0; k < pEnc->num_threads; k++) {
1747 :     current->sStat.iMvSum += pEnc->motionData[k].mvSum;
1748 :     current->sStat.iMvCount += pEnc->motionData[k].mvCount;
1749 :     if (pEnc->motionData[k].minfcode > current->fcode)
1750 :     current->fcode = pEnc->motionData[k].minfcode;
1751 :     }
1752 :    
1753 : syskin 1.126 } else {
1754 :     /* regular ME */
1755 :    
1756 :     MotionEstimation(&pEnc->mbParam, current, reference,
1757 :     &pEnc->vInterH, &pEnc->vInterV, &pEnc->vInterHV,
1758 :     &pEnc->vGMC, 256*4096);
1759 :     }
1760 : edgomez 1.91
1761 : edgomez 1.102 stop_motion_timer();
1762 : edgomez 1.91
1763 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1764 : Isibaar 1.1
1765 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 1, current->mbs[0].quant);
1766 : edgomez 1.3
1767 : edgomez 1.91 for (y = 0; y < mb_height; y++) {
1768 :     for (x = 0; x < mb_width; x++) {
1769 : syskin 1.116 MACROBLOCK *pMB = &current->mbs[x + y * pParam->mb_width];
1770 :     int skip_possible;
1771 : edgomez 1.91
1772 : syskin 1.115 if (pMB->mode == MODE_INTRA || pMB->mode == MODE_INTRA_Q) {
1773 : Isibaar 1.1 CodeIntraMB(pEnc, pMB);
1774 : edgomez 1.102 MBTransQuantIntra(&pEnc->mbParam, current, pMB, x, y,
1775 : edgomez 1.41 dct_codes, qcoeff);
1776 : chl 1.81
1777 :     start_timer();
1778 : edgomez 1.102 MBPrediction(current, x, y, pParam->mb_width, qcoeff);
1779 : chl 1.81 stop_prediction_timer();
1780 : edgomez 1.91
1781 : edgomez 1.102 current->sStat.kblks++;
1782 : edgomez 1.91
1783 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &current->sStat);
1784 : edgomez 1.91 stop_coding_timer();
1785 :     continue;
1786 :     }
1787 :    
1788 :     start_timer();
1789 : edgomez 1.102 MBMotionCompensation(pMB, x, y, &reference->image,
1790 : edgomez 1.91 &pEnc->vInterH, &pEnc->vInterV,
1791 : syskin 1.96 &pEnc->vInterHV, &pEnc->vGMC,
1792 : edgomez 1.102 &current->image,
1793 :     dct_codes, pParam->width,
1794 :     pParam->height,
1795 :     pParam->edged_width,
1796 :     (current->vol_flags & XVID_VOL_QUARTERPEL),
1797 :     current->rounding_type);
1798 : edgomez 1.91
1799 :     stop_comp_timer();
1800 :    
1801 :     pMB->field_pred = 0;
1802 :    
1803 : syskin 1.112 if (pMB->cbp != 0) {
1804 : syskin 1.113 pMB->cbp = MBTransQuantInter(&pEnc->mbParam, current, pMB, x, y,
1805 : edgomez 1.91 dct_codes, qcoeff);
1806 :     }
1807 :    
1808 : edgomez 1.102 if (pMB->dquant != 0)
1809 :     MBSetDquant(pMB, x, y, &pEnc->mbParam);
1810 :    
1811 :    
1812 : edgomez 1.91 if (pMB->cbp || pMB->mvs[0].x || pMB->mvs[0].y ||
1813 :     pMB->mvs[1].x || pMB->mvs[1].y || pMB->mvs[2].x ||
1814 :     pMB->mvs[2].y || pMB->mvs[3].x || pMB->mvs[3].y) {
1815 : edgomez 1.102 current->sStat.mblks++;
1816 : chl 1.64 } else {
1817 : edgomez 1.102 current->sStat.ublks++;
1818 : edgomez 1.91 }
1819 : edgomez 1.102
1820 : Isibaar 1.1 start_timer();
1821 : chl 1.65
1822 :     /* Finished processing the MB, now check if to CODE or SKIP */
1823 :    
1824 : syskin 1.116 skip_possible = (pMB->cbp == 0) && (pMB->mode == MODE_INTER);
1825 : edgomez 1.102
1826 :     if (current->coding_type == S_VOP)
1827 : edgomez 1.91 skip_possible &= (pMB->mcsel == 1);
1828 : syskin 1.116 else { /* PVOP */
1829 :     const VECTOR * const mv = (pParam->vol_flags & XVID_VOL_QUARTERPEL) ?
1830 :     pMB->qmvs : pMB->mvs;
1831 :     skip_possible &= ((mv->x|mv->y) == 0);
1832 : edgomez 1.91 }
1833 :    
1834 : syskin 1.116 if ((pMB->mode == MODE_NOT_CODED) || (skip_possible)) {
1835 :     /* This is a candidate for SKIPping, but for P-VOPs check intermediate B-frames first */
1836 :     int bSkip = 1;
1837 : edgomez 1.91
1838 : syskin 1.116 if (current->coding_type == P_VOP) { /* special rule for P-VOP's SKIP */
1839 : edgomez 1.91
1840 : syskin 1.116 for (k = pEnc->bframenum_head; k < pEnc->bframenum_tail; k++) {
1841 : edgomez 1.91 int iSAD;
1842 : edgomez 1.102 iSAD = sad16(reference->image.y + 16*y*pParam->edged_width + 16*x,
1843 : syskin 1.116 pEnc->bframes[k]->image.y + 16*y*pParam->edged_width + 16*x,
1844 :     pParam->edged_width, BFRAME_SKIP_THRESHHOLD * pMB->quant);
1845 :     if (iSAD >= BFRAME_SKIP_THRESHHOLD * pMB->quant) {
1846 :     bSkip = 0; /* could not SKIP */
1847 :     if (pParam->vol_flags & XVID_VOL_QUARTERPEL) {
1848 :     VECTOR predMV = get_qpmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1849 :     pMB->pmvs[0].x = - predMV.x;
1850 :     pMB->pmvs[0].y = - predMV.y;
1851 :     } else {
1852 :     VECTOR predMV = get_pmv2(current->mbs, pParam->mb_width, 0, x, y, 0);
1853 :     pMB->pmvs[0].x = - predMV.x;
1854 :     pMB->pmvs[0].y = - predMV.y;
1855 :     }
1856 :     pMB->mode = MODE_INTER;
1857 :     pMB->cbp = 0;
1858 : edgomez 1.91 break;
1859 :     }
1860 :     }
1861 :     }
1862 :    
1863 : syskin 1.116 if (bSkip) {
1864 :     /* do SKIP */
1865 :     pMB->mode = MODE_NOT_CODED;
1866 :     MBSkip(bs);
1867 :     stop_coding_timer();
1868 :     continue; /* next MB */
1869 : chl 1.68 }
1870 : chl 1.65 }
1871 : edgomez 1.102
1872 : syskin 1.116 /* ordinary case: normal coded INTER/INTER4V block */
1873 : edgomez 1.102 MBCoding(current, pMB, qcoeff, bs, &pEnc->current->sStat);
1874 : edgomez 1.91 stop_coding_timer();
1875 : Isibaar 1.1 }
1876 :     }
1877 :    
1878 :     emms();
1879 : syskin 1.114 updateFcode(&current->sStat, pEnc);
1880 : edgomez 1.91
1881 :     /* frame drop code */
1882 : edgomez 1.102 #if 0
1883 :     DPRINTF(XVID_DEBUG_DEBUG, "kmu %i %i %i\n", current->sStat.kblks, current->sStat.mblks, current->sStat.ublks);
1884 :     #endif
1885 : syskin 1.103 if (current->sStat.kblks + current->sStat.mblks <=
1886 : syskin 1.105 (pParam->frame_drop_ratio * mb_width * mb_height) / 100 &&
1887 :     ( (pEnc->bframenum_head >= pEnc->bframenum_tail) || !(pEnc->mbParam.global_flags & XVID_GLOBAL_CLOSED_GOP)) )
1888 : edgomez 1.91 {
1889 : Isibaar 1.124 current->sStat.kblks = current->sStat.mblks = current->sStat.iTextBits = 0;
1890 : edgomez 1.102 current->sStat.ublks = mb_width * mb_height;
1891 : edgomez 1.91
1892 :     BitstreamReset(bs);
1893 :    
1894 : edgomez 1.102 set_timecodes(current,reference,pParam->fbase);
1895 :     BitstreamWriteVopHeader(bs, &pEnc->mbParam, current, 0, current->mbs[0].quant);
1896 : edgomez 1.91
1897 : edgomez 1.93 /* copy reference frame details into the current frame */
1898 : edgomez 1.102 current->quant = reference->quant;
1899 :     current->motion_flags = reference->motion_flags;
1900 :     current->rounding_type = reference->rounding_type;
1901 :     current->fcode = reference->fcode;
1902 :     current->bcode = reference->bcode;
1903 : syskin 1.103 current->stamp = reference->stamp;
1904 : edgomez 1.102 image_copy(&current->image, &reference->image, pParam->edged_width, pParam->height);
1905 :     memcpy(current->mbs, reference->mbs, sizeof(MACROBLOCK) * mb_width * mb_height);
1906 : syskin 1.103 coded = 0;
1907 :    
1908 :     } else {
1909 : edgomez 1.102
1910 : syskin 1.103 pEnc->current->is_edged = 0; /* not edged */
1911 :     pEnc->current->is_interpolated = -1; /* not interpolated (fake rounding -1) */
1912 : edgomez 1.102
1913 : syskin 1.103 /* what was this frame's interpolated reference will become
1914 :     forward (past) reference in b-frame coding */
1915 : edgomez 1.102
1916 : syskin 1.103 image_swap(&pEnc->vInterH, &pEnc->f_refh);
1917 :     image_swap(&pEnc->vInterV, &pEnc->f_refv);
1918 :     image_swap(&pEnc->vInterHV, &pEnc->f_refhv);
1919 :     }
1920 : edgomez 1.91
1921 :     /* XXX: debug
1922 :     {
1923 :     char s[100];
1924 :     sprintf(s, "\\%05i_cur.pgm", pEnc->m_framenum);
1925 : edgomez 1.102 image_dump_yuvpgm(&current->image,
1926 :     pParam->edged_width,
1927 :     pParam->width, pParam->height, s);
1928 :    
1929 : edgomez 1.91 sprintf(s, "\\%05i_ref.pgm", pEnc->m_framenum);
1930 : edgomez 1.102 image_dump_yuvpgm(&reference->image,
1931 :     pParam->edged_width,
1932 :     pParam->width, pParam->height, s);
1933 : syskin 1.96 }
1934 : edgomez 1.91 */
1935 :    
1936 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
1937 : suxen_drol 1.60
1938 : edgomez 1.102 current->length = (BitstreamPos(bs) - bits) / 8;
1939 : Isibaar 1.1
1940 : syskin 1.103 return coded;
1941 : edgomez 1.91 }
1942 :    
1943 :    
1944 :     static void
1945 :     FrameCodeB(Encoder * pEnc,
1946 :     FRAMEINFO * frame,
1947 : edgomez 1.102 Bitstream * bs)
1948 : edgomez 1.91 {
1949 : edgomez 1.102 int bits = BitstreamPos(bs);
1950 : edgomez 1.91 DECLARE_ALIGNED_MATRIX(dct_codes, 6, 64, int16_t, CACHE_LINE);
1951 :     DECLARE_ALIGNED_MATRIX(qcoeff, 6, 64, int16_t, CACHE_LINE);
1952 :     uint32_t x, y;
1953 :    
1954 :     IMAGE *f_ref = &pEnc->reference->image;
1955 :     IMAGE *b_ref = &pEnc->current->image;
1956 :    
1957 : edgomez 1.102 #ifdef BFRAMES_DEC_DEBUG
1958 : edgomez 1.91 FILE *fp;
1959 :     static char first=0;
1960 :     #define BFRAME_DEBUG if (!first && fp){ \
1961 :     fprintf(fp,"Y=%3d X=%3d MB=%2d CBP=%02X\n",y,x,mb->mode,mb->cbp); \
1962 :     }
1963 :    
1964 :     if (!first){
1965 :     fp=fopen("C:\\XVIDDBGE.TXT","w");
1966 :     }
1967 :     #endif
1968 :    
1969 : edgomez 1.102 /* forward */
1970 :     if (!pEnc->reference->is_edged) {
1971 :     image_setedges(f_ref, pEnc->mbParam.edged_width,
1972 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1973 :     pEnc->mbParam.height, 0);
1974 :     pEnc->current->is_edged = 1;
1975 :     }
1976 : syskin 1.96
1977 : edgomez 1.102 if (pEnc->reference->is_interpolated != 0) {
1978 :     start_timer();
1979 : syskin 1.122 image_interpolate(f_ref->y, pEnc->f_refh.y, pEnc->f_refv.y, pEnc->f_refhv.y,
1980 : edgomez 1.102 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1981 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1982 :     stop_inter_timer();
1983 :     pEnc->reference->is_interpolated = 0;
1984 :     }
1985 : edgomez 1.91
1986 : edgomez 1.93 /* backward */
1987 : edgomez 1.102 if (!pEnc->current->is_edged) {
1988 :     image_setedges(b_ref, pEnc->mbParam.edged_width,
1989 :     pEnc->mbParam.edged_height, pEnc->mbParam.width,
1990 :     pEnc->mbParam.height, 0);
1991 :     pEnc->current->is_edged = 1;
1992 :     }
1993 :    
1994 :     if (pEnc->current->is_interpolated != 0) {
1995 :     start_timer();
1996 : syskin 1.122 image_interpolate(b_ref->y, pEnc->vInterH.y, pEnc->vInterV.y, pEnc->vInterHV.y,
1997 : edgomez 1.102 pEnc->mbParam.edged_width, pEnc->mbParam.edged_height,
1998 :     (pEnc->mbParam.vol_flags & XVID_VOL_QUARTERPEL), 0);
1999 :     stop_inter_timer();
2000 :     pEnc->current->is_interpolated = 0;
2001 :     }
2002 :    
2003 :     frame->coding_type = B_VOP;
2004 : syskin 1.121 call_plugins(pEnc, frame, NULL, XVID_PLG_FRAME, NULL, NULL, NULL);
2005 : edgomez 1.91
2006 : syskin 1.126 frame->fcode = frame->bcode = pEnc->current->fcode;
2007 :    
2008 : syskin 1.127 start_timer();
2009 : syskin 1.126 if (pEnc->num_threads > 0) {
2010 : syskin 1.127 void * status;
2011 : syskin 1.126 int k;
2012 :     /* multithreaded motion estimation - dispatch threads */
2013 :     int rows_per_thread = (pEnc->mbParam.mb_height + pEnc->num_threads - 1)/pEnc->num_threads;
2014 :    
2015 :     for (k = 0; k < pEnc->num_threads; k++) {
2016 :     memset(pEnc->motionData[k].complete_count_self, 0, rows_per_thread * sizeof(int));
2017 :     pEnc->motionData[k].pParam = &pEnc->mbParam;
2018 :     pEnc->motionData[k].current = frame;
2019 :     pEnc->motionData[k].reference = pEnc->current;
2020 :     pEnc->motionData[k].fRef = f_ref;
2021 :     pEnc->motionData[k].fRefH = &pEnc->f_refh;
2022 :     pEnc->motionData[k].fRefV = &pEnc->f_refv;
2023 :     pEnc->motionData[k].fRefHV = &pEnc->f_refhv;
2024 :     pEnc->motionData[k].pRef = b_ref;
2025 :     pEnc->motionData[k].pRefH = &pEnc->vInterH;
2026 :     pEnc->motionData[k].pRefV = &pEnc->vInterV;
2027 :     pEnc->motionData[k].pRefHV = &pEnc->vInterHV;
2028 :     pEnc->motionData[k].time_bp = (int32_t)(pEnc->current->stamp - frame->stamp);
2029 :     pEnc->motionData[k].time_pp = (int32_t)(pEnc->current->stamp - pEnc->reference->stamp);
2030 :     pEnc->motionData[k].y_step = pEnc->num_threads;
2031 :     pEnc->motionData[k].start_y = k;
2032 :     /* todo: sort out temp space once and for all */
2033 :     pEnc->motionData[k].RefQ = pEnc->vInterH.u + 16*k*pEnc->mbParam.edged_width;
2034 :     }
2035 :    
2036 : syskin 1.127 for (k = 1; k < pEnc->num_threads; k++) {
2037 : syskin 1.126 pthread_create(&pEnc->motionData[k].handle, NULL,
2038 :     (void*)SMPMotionEstimationBVOP, (void*)&pEnc->motionData[k]);
2039 :     }
2040 : syskin 1.128
2041 : syskin 1.127 SMPMotionEstimationBVOP(&pEnc->motionData[0]);
2042 :    
2043 :     for (k = 1; k < pEnc->num_threads; k++) {
2044 :     pthread_join(pEnc->motionData[k].handle, &status);
2045 :     }
2046 :    
2047 :     frame->fcode = frame->bcode = 0;
2048 :     for (k = 0; k < pEnc->num_threads; k++) {
2049 :     if (pEnc->motionData[k].minfcode > frame->fcode)
2050 :     frame->fcode = pEnc->motionData[k].minfcode;
2051 :     if (pEnc->motionData[k].minbcode > frame->bcode)
2052 :     frame->bcode = pEnc->motionData[k].minbcode;
2053 :     }
2054 : syskin 1.126 } else {
2055 :     MotionEstimationBVOP(&pEnc->mbParam, frame,
2056 :     ((int32_t)(pEnc->current->stamp - frame->stamp)), /* time_bp */
2057 :     ((int32_t)(pEnc->current->stamp - pEnc->reference->stamp)), /* time_pp */
2058 :     pEnc->reference->mbs, f_ref,
2059 :     &pEnc->f_refh, &pEnc->f_refv, &pEnc->f_refhv,
2060 :     pEnc->current, b_ref, &pEnc->vInterH,
2061 :     &pEnc->vInterV, &pEnc->vInterHV);
2062 :     }
2063 : syskin 1.127 stop_motion_timer();
2064 : edgomez 1.91
2065 :     set_timecodes(frame, pEnc->reference,pEnc->mbParam.fbase);
2066 : edgomez 1.102 BitstreamWriteVopHeader(bs, &pEnc->mbParam, frame, 1, frame->quant);
2067 : edgomez 1.91
2068 :     frame->sStat.iTextBits = 0;
2069 : Isibaar 1.123 frame->sStat.iMVBits = 0;
2070 : edgomez 1.91 frame->sStat.iMvSum = 0;
2071 :     frame->sStat.iMvCount = 0;
2072 :     frame->sStat.kblks = frame->sStat.mblks = frame->sStat.ublks = 0;
2073 : edgomez 1.102 frame->sStat.mblks = pEnc->mbParam.mb_width * pEnc->mbParam.mb_height;
2074 :     frame->sStat.kblks = frame->sStat.ublks = 0;
2075 : edgomez 1.91
2076 :     for (y = 0; y < pEnc->mbParam.mb_height; y++) {
2077 :     for (x = 0; x < pEnc->mbParam.mb_width; x++) {
2078 :     MACROBLOCK * const mb = &frame->mbs[x + y * pEnc->mbParam.mb_width];
2079 :    
2080 : edgomez 1.93 /* decoder ignores mb when refence block is INTER(0,0), CBP=0 */
2081 : edgomez 1.91 if (mb->mode == MODE_NOT_CODED) {
2082 : edgomez 1.102 if (pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2083 :     MBMotionCompensation(mb, x, y, f_ref, NULL, f_ref, NULL, NULL, &frame->image,
2084 : syskin 1.109 NULL, 0, 0, pEnc->mbParam.edged_width, 0, 0);
2085 : edgomez 1.102 }
2086 : edgomez 1.91 continue;
2087 :     }
2088 :    
2089 : syskin 1.112 mb->quant = frame->quant;
2090 :    
2091 :     if (mb->cbp != 0 || pEnc->mbParam.plugin_flags & XVID_REQORIGINAL) {
2092 :     /* we have to motion-compensate, transfer etc,
2093 :     because there might be blocks to code */
2094 :    
2095 : edgomez 1.91 MBMotionCompensationBVOP(&pEnc->mbParam, mb, x, y, &frame->image,
2096 : syskin 1.112 f_ref, &pEnc->f_refh, &pEnc->f_refv,
2097 :     &pEnc->f_refhv, b_ref, &pEnc->vInterH,
2098 :     &pEnc->vInterV, &pEnc->vInterHV,
2099 :     dct_codes);
2100 :    
2101 :     mb->cbp = MBTransQuantInterBVOP(&pEnc->mbParam, frame, mb, x, y, dct_codes, qcoeff);
2102 : edgomez 1.91 }
2103 : syskin 1.112
2104 :     if (mb->mode == MODE_DIRECT_NO4V)
2105 :     mb->mode = MODE_DIRECT;
2106 :    
2107 :     if (mb->mode == MODE_DIRECT && (mb->cbp | mb->pmvs[3].x | mb->pmvs[3].y) == 0)
2108 :     mb->mode = MODE_DIRECT_NONE_MV; /* skipped */
2109 : syskin 1.115 else
2110 :     if (frame->vop_flags & XVID_VOP_GREYSCALE)
2111 :     /* keep only bits 5-2 -- Chroma blocks will just be skipped by MBCodingBVOP */
2112 :     mb->cbp &= 0x3C;
2113 : edgomez 1.102
2114 : edgomez 1.91 start_timer();
2115 : edgomez 1.102 MBCodingBVOP(frame, mb, qcoeff, frame->fcode, frame->bcode, bs,
2116 :     &frame->sStat);
2117 : edgomez 1.91 stop_coding_timer();
2118 :     }
2119 :     }
2120 :     emms();
2121 :    
2122 : edgomez 1.102 BitstreamPadAlways(bs); /* next_start_code() at the end of VideoObjectPlane() */
2123 :     frame->length = (BitstreamPos(bs) - bits) / 8;
2124 : edgomez 1.91
2125 :     #ifdef BFRAMES_DEC_DEBUG
2126 :     if (!first){
2127 :     first=1;
2128 :     if (fp)
2129 :     fclose(fp);
2130 :     }
2131 :     #endif
2132 : suxen_drol 1.24 }

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