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[libvpx.git] / vp8 / vp8_cx_iface.c
blob5e1278a4c647042fdc91f34a46c7be3804b79990
1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * tree. An additional intellectual property rights grant can be found
7 * in the file PATENTS. All contributing project authors may
8 * be found in the AUTHORS file in the root of the source tree.
9 */
10
11
12 #include "vpx/vpx_codec.h"
13 #include "vpx/internal/vpx_codec_internal.h"
14 #include "vpx_version.h"
15 #include "vp8/encoder/onyx_int.h"
16 #include "vpx/vp8e.h"
17 #include "vp8/encoder/firstpass.h"
18 #include "vp8/common/onyx.h"
19 #include <stdlib.h>
20 #include <string.h>
21
22 /* This value is a sentinel for determining whether the user has set a mode
23 * directly through the deprecated VP8E_SET_ENCODING_MODE control.
24 */
25 #define NO_MODE_SET 255
26
27 struct vp8_extracfg
28 {
29 struct vpx_codec_pkt_list *pkt_list;
30 vp8e_encoding_mode encoding_mode; /** best, good, realtime */
31 int cpu_used; /** available cpu percentage in 1/16*/
32 unsigned int enable_auto_alt_ref; /** if encoder decides to uses alternate reference frame */
33 unsigned int noise_sensitivity;
34 unsigned int Sharpness;
35 unsigned int static_thresh;
36 unsigned int token_partitions;
37 unsigned int arnr_max_frames; /* alt_ref Noise Reduction Max Frame Count */
38 unsigned int arnr_strength; /* alt_ref Noise Reduction Strength */
39 unsigned int arnr_type; /* alt_ref filter type */
40 vp8e_tuning tuning;
41 unsigned int cq_level; /* constrained quality level */
42
43 };
44
45 struct extraconfig_map
46 {
47 int usage;
48 struct vp8_extracfg cfg;
49 };
50
51 static const struct extraconfig_map extracfg_map[] =
52 {
53 {
54 0,
55 {
56 NULL,
57 #if !(CONFIG_REALTIME_ONLY)
58 VP8_BEST_QUALITY_ENCODING, /* Encoding Mode */
59 0, /* cpu_used */
60 #else
61 VP8_REAL_TIME_ENCODING, /* Encoding Mode */
62 4, /* cpu_used */
63 #endif
64 0, /* enable_auto_alt_ref */
65 0, /* noise_sensitivity */
66 0, /* Sharpness */
67 0, /* static_thresh */
68 VP8_ONE_TOKENPARTITION, /* token_partitions */
69 0, /* arnr_max_frames */
70 3, /* arnr_strength */
71 3, /* arnr_type*/
72 0, /* tuning*/
73 10, /* cq_level */
74 }
75 }
76 };
77
78 struct vpx_codec_alg_priv
79 {
80 vpx_codec_priv_t base;
81 vpx_codec_enc_cfg_t cfg;
82 struct vp8_extracfg vp8_cfg;
83 VP8_CONFIG oxcf;
84 VP8_PTR cpi;
85 unsigned char *cx_data;
86 unsigned int cx_data_sz;
87 vpx_image_t preview_img;
88 unsigned int next_frame_flag;
89 vp8_postproc_cfg_t preview_ppcfg;
90 vpx_codec_pkt_list_decl(64) pkt_list; // changed to accomendate the maximum number of lagged frames allowed
91 int deprecated_mode;
92 unsigned int fixed_kf_cntr;
93 };
94
95
96 static vpx_codec_err_t
97 update_error_state(vpx_codec_alg_priv_t *ctx,
98 const struct vpx_internal_error_info *error)
99 {
100 vpx_codec_err_t res;
101
102 if ((res = error->error_code))
103 ctx->base.err_detail = error->has_detail
104 ? error->detail
105 : NULL;
106
107 return res;
108 }
109
110
111 #undef ERROR
112 #define ERROR(str) do {\
113 ctx->base.err_detail = str;\
114 return VPX_CODEC_INVALID_PARAM;\
115 } while(0)
116
117 #define RANGE_CHECK(p,memb,lo,hi) do {\
118 if(!(((p)->memb == lo || (p)->memb > (lo)) && (p)->memb <= hi)) \
119 ERROR(#memb " out of range ["#lo".."#hi"]");\
120 } while(0)
121
122 #define RANGE_CHECK_HI(p,memb,hi) do {\
123 if(!((p)->memb <= (hi))) \
124 ERROR(#memb " out of range [.."#hi"]");\
125 } while(0)
126
127 #define RANGE_CHECK_LO(p,memb,lo) do {\
128 if(!((p)->memb >= (lo))) \
129 ERROR(#memb " out of range ["#lo"..]");\
130 } while(0)
131
132 #define RANGE_CHECK_BOOL(p,memb) do {\
133 if(!!((p)->memb) != (p)->memb) ERROR(#memb " expected boolean");\
134 } while(0)
135
136 static vpx_codec_err_t validate_config(vpx_codec_alg_priv_t *ctx,
137 const vpx_codec_enc_cfg_t *cfg,
138 const struct vp8_extracfg *vp8_cfg)
139 {
140 RANGE_CHECK(cfg, g_w, 1, 16383); /* 14 bits available */
141 RANGE_CHECK(cfg, g_h, 1, 16383); /* 14 bits available */
142 RANGE_CHECK(cfg, g_timebase.den, 1, 1000000000);
143 RANGE_CHECK(cfg, g_timebase.num, 1, cfg->g_timebase.den);
144 RANGE_CHECK_HI(cfg, g_profile, 3);
145 RANGE_CHECK_HI(cfg, rc_max_quantizer, 63);
146 RANGE_CHECK_HI(cfg, rc_min_quantizer, cfg->rc_max_quantizer);
147 RANGE_CHECK_HI(cfg, g_threads, 64);
148 #if !(CONFIG_REALTIME_ONLY)
149 RANGE_CHECK_HI(cfg, g_lag_in_frames, 25);
150 #else
151 RANGE_CHECK_HI(cfg, g_lag_in_frames, 0);
152 #endif
153 RANGE_CHECK(cfg, rc_end_usage, VPX_VBR, VPX_CQ);
154 RANGE_CHECK_HI(cfg, rc_undershoot_pct, 1000);
155 RANGE_CHECK_HI(cfg, rc_overshoot_pct, 1000);
156 RANGE_CHECK_HI(cfg, rc_2pass_vbr_bias_pct, 100);
157 RANGE_CHECK(cfg, kf_mode, VPX_KF_DISABLED, VPX_KF_AUTO);
158 //RANGE_CHECK_BOOL(cfg, g_delete_firstpassfile);
159 RANGE_CHECK_BOOL(cfg, rc_resize_allowed);
160 RANGE_CHECK_HI(cfg, rc_dropframe_thresh, 100);
161 RANGE_CHECK_HI(cfg, rc_resize_up_thresh, 100);
162 RANGE_CHECK_HI(cfg, rc_resize_down_thresh, 100);
163 #if !(CONFIG_REALTIME_ONLY)
164 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_LAST_PASS);
165 #else
166 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_ONE_PASS);
167 #endif
168
169 /* VP8 does not support a lower bound on the keyframe interval in
170 * automatic keyframe placement mode.
171 */
172 if (cfg->kf_mode != VPX_KF_DISABLED && cfg->kf_min_dist != cfg->kf_max_dist
173 && cfg->kf_min_dist > 0)
174 ERROR("kf_min_dist not supported in auto mode, use 0 "
175 "or kf_max_dist instead.");
176
177 RANGE_CHECK_BOOL(vp8_cfg, enable_auto_alt_ref);
178 RANGE_CHECK(vp8_cfg, cpu_used, -16, 16);
179
180 #if !(CONFIG_REALTIME_ONLY)
181 RANGE_CHECK(vp8_cfg, encoding_mode, VP8_BEST_QUALITY_ENCODING, VP8_REAL_TIME_ENCODING);
182 RANGE_CHECK_HI(vp8_cfg, noise_sensitivity, 6);
183 #else
184 RANGE_CHECK(vp8_cfg, encoding_mode, VP8_REAL_TIME_ENCODING, VP8_REAL_TIME_ENCODING);
185 RANGE_CHECK(vp8_cfg, noise_sensitivity, 0, 0);
186 #endif
187
188 RANGE_CHECK(vp8_cfg, token_partitions, VP8_ONE_TOKENPARTITION, VP8_EIGHT_TOKENPARTITION);
189 RANGE_CHECK_HI(vp8_cfg, Sharpness, 7);
190 RANGE_CHECK(vp8_cfg, arnr_max_frames, 0, 15);
191 RANGE_CHECK_HI(vp8_cfg, arnr_strength, 6);
192 RANGE_CHECK(vp8_cfg, arnr_type, 1, 3);
193 RANGE_CHECK(vp8_cfg, cq_level, 0, 63);
194
195 #if !(CONFIG_REALTIME_ONLY)
196 if (cfg->g_pass == VPX_RC_LAST_PASS)
197 {
198 size_t packet_sz = sizeof(FIRSTPASS_STATS);
199 int n_packets = cfg->rc_twopass_stats_in.sz / packet_sz;
200 FIRSTPASS_STATS *stats;
201
202 if (!cfg->rc_twopass_stats_in.buf)
203 ERROR("rc_twopass_stats_in.buf not set.");
204
205 if (cfg->rc_twopass_stats_in.sz % packet_sz)
206 ERROR("rc_twopass_stats_in.sz indicates truncated packet.");
207
208 if (cfg->rc_twopass_stats_in.sz < 2 * packet_sz)
209 ERROR("rc_twopass_stats_in requires at least two packets.");
210
211 stats = (void*)((char *)cfg->rc_twopass_stats_in.buf
212 + (n_packets - 1) * packet_sz);
213
214 if ((int)(stats->count + 0.5) != n_packets - 1)
215 ERROR("rc_twopass_stats_in missing EOS stats packet");
216 }
217 #endif
218
219 return VPX_CODEC_OK;
220 }
221
222
223 static vpx_codec_err_t validate_img(vpx_codec_alg_priv_t *ctx,
224 const vpx_image_t *img)
225 {
226 switch (img->fmt)
227 {
228 case VPX_IMG_FMT_YV12:
229 case VPX_IMG_FMT_I420:
230 case VPX_IMG_FMT_VPXI420:
231 case VPX_IMG_FMT_VPXYV12:
232 break;
233 default:
234 ERROR("Invalid image format. Only YV12 and I420 images are supported");
235 }
236
237 if ((img->d_w != ctx->cfg.g_w) || (img->d_h != ctx->cfg.g_h))
238 ERROR("Image size must match encoder init configuration size");
239
240 return VPX_CODEC_OK;
241 }
242
243
244 static vpx_codec_err_t set_vp8e_config(VP8_CONFIG *oxcf,
245 vpx_codec_enc_cfg_t cfg,
246 struct vp8_extracfg vp8_cfg)
247 {
248 oxcf->multi_threaded = cfg.g_threads;
249 oxcf->Version = cfg.g_profile;
250
251 oxcf->Width = cfg.g_w;
252 oxcf->Height = cfg.g_h;
253 /* guess a frame rate if out of whack, use 30 */
254 oxcf->frame_rate = (double)(cfg.g_timebase.den) / (double)(cfg.g_timebase.num);
255
256 if (oxcf->frame_rate > 180)
257 {
258 oxcf->frame_rate = 30;
259 }
260
261 oxcf->error_resilient_mode = cfg.g_error_resilient;
262
263 switch (cfg.g_pass)
264 {
265 case VPX_RC_ONE_PASS:
266 oxcf->Mode = MODE_BESTQUALITY;
267 break;
268 case VPX_RC_FIRST_PASS:
269 oxcf->Mode = MODE_FIRSTPASS;
270 break;
271 case VPX_RC_LAST_PASS:
272 oxcf->Mode = MODE_SECONDPASS_BEST;
273 break;
274 }
275
276 if (cfg.g_pass == VPX_RC_FIRST_PASS)
277 {
278 oxcf->allow_lag = 0;
279 oxcf->lag_in_frames = 0;
280 }
281 else
282 {
283 oxcf->allow_lag = (cfg.g_lag_in_frames) > 0;
284 oxcf->lag_in_frames = cfg.g_lag_in_frames;
285 }
286
287 oxcf->allow_df = (cfg.rc_dropframe_thresh > 0);
288 oxcf->drop_frames_water_mark = cfg.rc_dropframe_thresh;
289
290 oxcf->allow_spatial_resampling = cfg.rc_resize_allowed;
291 oxcf->resample_up_water_mark = cfg.rc_resize_up_thresh;
292 oxcf->resample_down_water_mark = cfg.rc_resize_down_thresh;
293
294 if (cfg.rc_end_usage == VPX_VBR)
295 {
296 oxcf->end_usage = USAGE_LOCAL_FILE_PLAYBACK;
297 }
298 else if (cfg.rc_end_usage == VPX_CBR)
299 {
300 oxcf->end_usage = USAGE_STREAM_FROM_SERVER;
301 }
302 else if (cfg.rc_end_usage == VPX_CQ)
303 {
304 oxcf->end_usage = USAGE_CONSTRAINED_QUALITY;
305 }
306
307 oxcf->target_bandwidth = cfg.rc_target_bitrate;
308 oxcf->rc_max_intra_bitrate_pct = cfg.rc_max_intra_bitrate_pct;
309
310 oxcf->best_allowed_q = cfg.rc_min_quantizer;
311 oxcf->worst_allowed_q = cfg.rc_max_quantizer;
312 oxcf->cq_level = vp8_cfg.cq_level;
313 oxcf->fixed_q = -1;
314
315 oxcf->under_shoot_pct = cfg.rc_undershoot_pct;
316 oxcf->over_shoot_pct = cfg.rc_overshoot_pct;
317
318 oxcf->maximum_buffer_size = cfg.rc_buf_sz;
319 oxcf->starting_buffer_level = cfg.rc_buf_initial_sz;
320 oxcf->optimal_buffer_level = cfg.rc_buf_optimal_sz;
321
322 oxcf->two_pass_vbrbias = cfg.rc_2pass_vbr_bias_pct;
323 oxcf->two_pass_vbrmin_section = cfg.rc_2pass_vbr_minsection_pct;
324 oxcf->two_pass_vbrmax_section = cfg.rc_2pass_vbr_maxsection_pct;
325
326 oxcf->auto_key = cfg.kf_mode == VPX_KF_AUTO
327 && cfg.kf_min_dist != cfg.kf_max_dist;
328 //oxcf->kf_min_dist = cfg.kf_min_dis;
329 oxcf->key_freq = cfg.kf_max_dist;
330
331 //oxcf->delete_first_pass_file = cfg.g_delete_firstpassfile;
332 //strcpy(oxcf->first_pass_file, cfg.g_firstpass_file);
333
334 oxcf->cpu_used = vp8_cfg.cpu_used;
335 oxcf->encode_breakout = vp8_cfg.static_thresh;
336 oxcf->play_alternate = vp8_cfg.enable_auto_alt_ref;
337 oxcf->noise_sensitivity = vp8_cfg.noise_sensitivity;
338 oxcf->Sharpness = vp8_cfg.Sharpness;
339 oxcf->token_partitions = vp8_cfg.token_partitions;
340
341 oxcf->two_pass_stats_in = cfg.rc_twopass_stats_in;
342 oxcf->output_pkt_list = vp8_cfg.pkt_list;
343
344 oxcf->arnr_max_frames = vp8_cfg.arnr_max_frames;
345 oxcf->arnr_strength = vp8_cfg.arnr_strength;
346 oxcf->arnr_type = vp8_cfg.arnr_type;
347
348 oxcf->tuning = vp8_cfg.tuning;
349
350 /*
351 printf("Current VP8 Settings: \n");
352 printf("target_bandwidth: %d\n", oxcf->target_bandwidth);
353 printf("noise_sensitivity: %d\n", oxcf->noise_sensitivity);
354 printf("Sharpness: %d\n", oxcf->Sharpness);
355 printf("cpu_used: %d\n", oxcf->cpu_used);
356 printf("Mode: %d\n", oxcf->Mode);
357 printf("delete_first_pass_file: %d\n", oxcf->delete_first_pass_file);
358 printf("auto_key: %d\n", oxcf->auto_key);
359 printf("key_freq: %d\n", oxcf->key_freq);
360 printf("end_usage: %d\n", oxcf->end_usage);
361 printf("under_shoot_pct: %d\n", oxcf->under_shoot_pct);
362 printf("over_shoot_pct: %d\n", oxcf->over_shoot_pct);
363 printf("starting_buffer_level: %d\n", oxcf->starting_buffer_level);
364 printf("optimal_buffer_level: %d\n", oxcf->optimal_buffer_level);
365 printf("maximum_buffer_size: %d\n", oxcf->maximum_buffer_size);
366 printf("fixed_q: %d\n", oxcf->fixed_q);
367 printf("worst_allowed_q: %d\n", oxcf->worst_allowed_q);
368 printf("best_allowed_q: %d\n", oxcf->best_allowed_q);
369 printf("allow_spatial_resampling: %d\n", oxcf->allow_spatial_resampling);
370 printf("resample_down_water_mark: %d\n", oxcf->resample_down_water_mark);
371 printf("resample_up_water_mark: %d\n", oxcf->resample_up_water_mark);
372 printf("allow_df: %d\n", oxcf->allow_df);
373 printf("drop_frames_water_mark: %d\n", oxcf->drop_frames_water_mark);
374 printf("two_pass_vbrbias: %d\n", oxcf->two_pass_vbrbias);
375 printf("two_pass_vbrmin_section: %d\n", oxcf->two_pass_vbrmin_section);
376 printf("two_pass_vbrmax_section: %d\n", oxcf->two_pass_vbrmax_section);
377 printf("allow_lag: %d\n", oxcf->allow_lag);
378 printf("lag_in_frames: %d\n", oxcf->lag_in_frames);
379 printf("play_alternate: %d\n", oxcf->play_alternate);
380 printf("Version: %d\n", oxcf->Version);
381 printf("multi_threaded: %d\n", oxcf->multi_threaded);
382 printf("encode_breakout: %d\n", oxcf->encode_breakout);
383 */
384 return VPX_CODEC_OK;
385 }
386
387 static vpx_codec_err_t vp8e_set_config(vpx_codec_alg_priv_t *ctx,
388 const vpx_codec_enc_cfg_t *cfg)
389 {
390 vpx_codec_err_t res;
391
392 if ((cfg->g_w != ctx->cfg.g_w) || (cfg->g_h != ctx->cfg.g_h))
393 ERROR("Cannot change width or height after initialization");
394
395 /* Prevent increasing lag_in_frames. This check is stricter than it needs
396 * to be -- the limit is not increasing past the first lag_in_frames
397 * value, but we don't track the initial config, only the last successful
398 * config.
399 */
400 if ((cfg->g_lag_in_frames > ctx->cfg.g_lag_in_frames))
401 ERROR("Cannot increase lag_in_frames");
402
403 res = validate_config(ctx, cfg, &ctx->vp8_cfg);
404
405 if (!res)
406 {
407 ctx->cfg = *cfg;
408 set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg);
409 vp8_change_config(ctx->cpi, &ctx->oxcf);
410 }
411
412 return res;
413 }
414
415
416 int vp8_reverse_trans(int);
417
418
419 static vpx_codec_err_t get_param(vpx_codec_alg_priv_t *ctx,
420 int ctrl_id,
421 va_list args)
422 {
423 void *arg = va_arg(args, void *);
424
425 #define MAP(id, var) case id: *(RECAST(id, arg)) = var; break
426
427 if (!arg)
428 return VPX_CODEC_INVALID_PARAM;
429
430 switch (ctrl_id)
431 {
432 MAP(VP8E_GET_LAST_QUANTIZER, vp8_get_quantizer(ctx->cpi));
433 MAP(VP8E_GET_LAST_QUANTIZER_64, vp8_reverse_trans(vp8_get_quantizer(ctx->cpi)));
434 }
435
436 return VPX_CODEC_OK;
437 #undef MAP
438 }
439
440
441 static vpx_codec_err_t set_param(vpx_codec_alg_priv_t *ctx,
442 int ctrl_id,
443 va_list args)
444 {
445 vpx_codec_err_t res = VPX_CODEC_OK;
446 struct vp8_extracfg xcfg = ctx->vp8_cfg;
447
448 #define MAP(id, var) case id: var = CAST(id, args); break;
449
450 switch (ctrl_id)
451 {
452 MAP(VP8E_SET_ENCODING_MODE, ctx->deprecated_mode);
453 MAP(VP8E_SET_CPUUSED, xcfg.cpu_used);
454 MAP(VP8E_SET_ENABLEAUTOALTREF, xcfg.enable_auto_alt_ref);
455 MAP(VP8E_SET_NOISE_SENSITIVITY, xcfg.noise_sensitivity);
456 MAP(VP8E_SET_SHARPNESS, xcfg.Sharpness);
457 MAP(VP8E_SET_STATIC_THRESHOLD, xcfg.static_thresh);
458 MAP(VP8E_SET_TOKEN_PARTITIONS, xcfg.token_partitions);
459
460 MAP(VP8E_SET_ARNR_MAXFRAMES, xcfg.arnr_max_frames);
461 MAP(VP8E_SET_ARNR_STRENGTH , xcfg.arnr_strength);
462 MAP(VP8E_SET_ARNR_TYPE , xcfg.arnr_type);
463 MAP(VP8E_SET_TUNING, xcfg.tuning);
464 MAP(VP8E_SET_CQ_LEVEL, xcfg.cq_level);
465
466 }
467
468 res = validate_config(ctx, &ctx->cfg, &xcfg);
469
470 if (!res)
471 {
472 ctx->vp8_cfg = xcfg;
473 set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg);
474 vp8_change_config(ctx->cpi, &ctx->oxcf);
475 }
476
477 return res;
478 #undef MAP
479 }
480 static vpx_codec_err_t vp8e_init(vpx_codec_ctx_t *ctx)
481 {
482 vpx_codec_err_t res = VPX_DEC_OK;
483 struct vpx_codec_alg_priv *priv;
484 vpx_codec_enc_cfg_t *cfg;
485 unsigned int i;
486
487 VP8_PTR optr;
488
489 if (!ctx->priv)
490 {
491 priv = calloc(1, sizeof(struct vpx_codec_alg_priv));
492
493 if (!priv)
494 {
495 return VPX_CODEC_MEM_ERROR;
496 }
497
498 ctx->priv = &priv->base;
499 ctx->priv->sz = sizeof(*ctx->priv);
500 ctx->priv->iface = ctx->iface;
501 ctx->priv->alg_priv = priv;
502 ctx->priv->init_flags = ctx->init_flags;
503
504 if (ctx->config.enc)
505 {
506 /* Update the reference to the config structure to an
507 * internal copy.
508 */
509 ctx->priv->alg_priv->cfg = *ctx->config.enc;
510 ctx->config.enc = &ctx->priv->alg_priv->cfg;
511 }
512
513 cfg = &ctx->priv->alg_priv->cfg;
514
515 /* Select the extra vp6 configuration table based on the current
516 * usage value. If the current usage value isn't found, use the
517 * values for usage case 0.
518 */
519 for (i = 0;
520 extracfg_map[i].usage && extracfg_map[i].usage != cfg->g_usage;
521 i++);
522
523 priv->vp8_cfg = extracfg_map[i].cfg;
524 priv->vp8_cfg.pkt_list = &priv->pkt_list.head;
525
526 priv->cx_data_sz = priv->cfg.g_w * priv->cfg.g_h * 3 / 2 * 2;
527
528 if (priv->cx_data_sz < 4096) priv->cx_data_sz = 4096;
529
530 priv->cx_data = malloc(priv->cx_data_sz);
531
532 if (!priv->cx_data)
533 {
534 return VPX_CODEC_MEM_ERROR;
535 }
536
537 priv->deprecated_mode = NO_MODE_SET;
538
539 vp8_initialize();
540
541 res = validate_config(priv, &priv->cfg, &priv->vp8_cfg);
542
543 if (!res)
544 {
545 set_vp8e_config(&ctx->priv->alg_priv->oxcf,
546 ctx->priv->alg_priv->cfg,
547 ctx->priv->alg_priv->vp8_cfg);
548 optr = vp8_create_compressor(&ctx->priv->alg_priv->oxcf);
549
550 if (!optr)
551 res = VPX_CODEC_MEM_ERROR;
552 else
553 ctx->priv->alg_priv->cpi = optr;
554 }
555 }
556
557 return res;
558 }
559
560 static vpx_codec_err_t vp8e_destroy(vpx_codec_alg_priv_t *ctx)
561 {
562
563 free(ctx->cx_data);
564 vp8_remove_compressor(&ctx->cpi);
565 free(ctx);
566 return VPX_CODEC_OK;
567 }
568
569 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
570 YV12_BUFFER_CONFIG *yv12)
571 {
572 vpx_codec_err_t res = VPX_CODEC_OK;
573 yv12->y_buffer = img->planes[VPX_PLANE_Y];
574 yv12->u_buffer = img->planes[VPX_PLANE_U];
575 yv12->v_buffer = img->planes[VPX_PLANE_V];
576
577 yv12->y_width = img->d_w;
578 yv12->y_height = img->d_h;
579 yv12->uv_width = (1 + yv12->y_width) / 2;
580 yv12->uv_height = (1 + yv12->y_height) / 2;
581
582 yv12->y_stride = img->stride[VPX_PLANE_Y];
583 yv12->uv_stride = img->stride[VPX_PLANE_U];
584
585 yv12->border = (img->stride[VPX_PLANE_Y] - img->w) / 2;
586 yv12->clrtype = (img->fmt == VPX_IMG_FMT_VPXI420 || img->fmt == VPX_IMG_FMT_VPXYV12); //REG_YUV = 0
587 return res;
588 }
589
590 static void pick_quickcompress_mode(vpx_codec_alg_priv_t *ctx,
591 unsigned long duration,
592 unsigned long deadline)
593 {
594 unsigned int new_qc;
595
596 #if !(CONFIG_REALTIME_ONLY)
597 /* Use best quality mode if no deadline is given. */
598 new_qc = MODE_BESTQUALITY;
599
600 if (deadline)
601 {
602 uint64_t duration_us;
603
604 /* Convert duration parameter from stream timebase to microseconds */
605 duration_us = (uint64_t)duration * 1000000
606 * (uint64_t)ctx->cfg.g_timebase.num
607 / (uint64_t)ctx->cfg.g_timebase.den;
608
609 /* If the deadline is more that the duration this frame is to be shown,
610 * use good quality mode. Otherwise use realtime mode.
611 */
612 new_qc = (deadline > duration_us) ? MODE_GOODQUALITY : MODE_REALTIME;
613 }
614
615 #else
616 new_qc = MODE_REALTIME;
617 #endif
618
619 switch (ctx->deprecated_mode)
620 {
621 case VP8_BEST_QUALITY_ENCODING:
622 new_qc = MODE_BESTQUALITY;
623 break;
624 case VP8_GOOD_QUALITY_ENCODING:
625 new_qc = MODE_GOODQUALITY;
626 break;
627 case VP8_REAL_TIME_ENCODING:
628 new_qc = MODE_REALTIME;
629 break;
630 }
631
632 if (ctx->cfg.g_pass == VPX_RC_FIRST_PASS)
633 new_qc = MODE_FIRSTPASS;
634 else if (ctx->cfg.g_pass == VPX_RC_LAST_PASS)
635 new_qc = (new_qc == MODE_BESTQUALITY)
636 ? MODE_SECONDPASS_BEST
637 : MODE_SECONDPASS;
638
639 if (ctx->oxcf.Mode != new_qc)
640 {
641 ctx->oxcf.Mode = new_qc;
642 vp8_change_config(ctx->cpi, &ctx->oxcf);
643 }
644 }
645
646
647 static vpx_codec_err_t vp8e_encode(vpx_codec_alg_priv_t *ctx,
648 const vpx_image_t *img,
649 vpx_codec_pts_t pts,
650 unsigned long duration,
651 vpx_enc_frame_flags_t flags,
652 unsigned long deadline)
653 {
654 vpx_codec_err_t res = VPX_CODEC_OK;
655
656 if (img)
657 res = validate_img(ctx, img);
658
659 pick_quickcompress_mode(ctx, duration, deadline);
660 vpx_codec_pkt_list_init(&ctx->pkt_list);
661
662 /* Handle Flags */
663 if (((flags & VP8_EFLAG_NO_UPD_GF) && (flags & VP8_EFLAG_FORCE_GF))
664 || ((flags & VP8_EFLAG_NO_UPD_ARF) && (flags & VP8_EFLAG_FORCE_ARF)))
665 {
666 ctx->base.err_detail = "Conflicting flags.";
667 return VPX_CODEC_INVALID_PARAM;
668 }
669
670 if (flags & (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF
671 | VP8_EFLAG_NO_REF_ARF))
672 {
673 int ref = 7;
674
675 if (flags & VP8_EFLAG_NO_REF_LAST)
676 ref ^= VP8_LAST_FLAG;
677
678 if (flags & VP8_EFLAG_NO_REF_GF)
679 ref ^= VP8_GOLD_FLAG;
680
681 if (flags & VP8_EFLAG_NO_REF_ARF)
682 ref ^= VP8_ALT_FLAG;
683
684 vp8_use_as_reference(ctx->cpi, ref);
685 }
686
687 if (flags & (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF
688 | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_FORCE_GF
689 | VP8_EFLAG_FORCE_ARF))
690 {
691 int upd = 7;
692
693 if (flags & VP8_EFLAG_NO_UPD_LAST)
694 upd ^= VP8_LAST_FLAG;
695
696 if (flags & VP8_EFLAG_NO_UPD_GF)
697 upd ^= VP8_GOLD_FLAG;
698
699 if (flags & VP8_EFLAG_NO_UPD_ARF)
700 upd ^= VP8_ALT_FLAG;
701
702 vp8_update_reference(ctx->cpi, upd);
703 }
704
705 if (flags & VP8_EFLAG_NO_UPD_ENTROPY)
706 {
707 vp8_update_entropy(ctx->cpi, 0);
708 }
709
710 /* Handle fixed keyframe intervals */
711 if (ctx->cfg.kf_mode == VPX_KF_AUTO
712 && ctx->cfg.kf_min_dist == ctx->cfg.kf_max_dist)
713 {
714 if (++ctx->fixed_kf_cntr > ctx->cfg.kf_min_dist)
715 {
716 flags |= VPX_EFLAG_FORCE_KF;
717 ctx->fixed_kf_cntr = 1;
718 }
719 }
720
721 /* Initialize the encoder instance on the first frame*/
722 if (!res && ctx->cpi)
723 {
724 unsigned int lib_flags;
725 YV12_BUFFER_CONFIG sd;
726 INT64 dst_time_stamp, dst_end_time_stamp;
727 unsigned long size, cx_data_sz;
728 unsigned char *cx_data;
729
730 /* Set up internal flags */
731 if (ctx->base.init_flags & VPX_CODEC_USE_PSNR)
732 ((VP8_COMP *)ctx->cpi)->b_calculate_psnr = 1;
733
734 if (ctx->base.init_flags & VPX_CODEC_USE_OUTPUT_PARTITION)
735 ((VP8_COMP *)ctx->cpi)->output_partition = 1;
736
737 /* Convert API flags to internal codec lib flags */
738 lib_flags = (flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0;
739
740 /* vp8 use 10,000,000 ticks/second as time stamp */
741 dst_time_stamp = pts * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
742 dst_end_time_stamp = (pts + duration) * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
743
744 if (img != NULL)
745 {
746 res = image2yuvconfig(img, &sd);
747
748 if (vp8_receive_raw_frame(ctx->cpi, ctx->next_frame_flag | lib_flags,
749 &sd, dst_time_stamp, dst_end_time_stamp))
750 {
751 VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
752 res = update_error_state(ctx, &cpi->common.error);
753 }
754
755 /* reset for next frame */
756 ctx->next_frame_flag = 0;
757 }
758
759 cx_data = ctx->cx_data;
760 cx_data_sz = ctx->cx_data_sz;
761 lib_flags = 0;
762
763 while (cx_data_sz >= ctx->cx_data_sz / 2
764 && -1 != vp8_get_compressed_data(ctx->cpi, &lib_flags, &size, cx_data, &dst_time_stamp, &dst_end_time_stamp, !img))
765 {
766 if (size)
767 {
768 vpx_codec_pts_t round, delta;
769 vpx_codec_cx_pkt_t pkt;
770 VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
771
772 /* Add the frame packet to the list of returned packets. */
773 round = 1000000 * ctx->cfg.g_timebase.num / 2 - 1;
774 delta = (dst_end_time_stamp - dst_time_stamp);
775 pkt.kind = VPX_CODEC_CX_FRAME_PKT;
776 pkt.data.frame.pts =
777 (dst_time_stamp * ctx->cfg.g_timebase.den + round)
778 / ctx->cfg.g_timebase.num / 10000000;
779 pkt.data.frame.duration =
780 (delta * ctx->cfg.g_timebase.den + round)
781 / ctx->cfg.g_timebase.num / 10000000;
782 pkt.data.frame.flags = lib_flags << 16;
783
784 if (lib_flags & FRAMEFLAGS_KEY)
785 pkt.data.frame.flags |= VPX_FRAME_IS_KEY;
786
787 if (!cpi->common.show_frame)
788 {
789 pkt.data.frame.flags |= VPX_FRAME_IS_INVISIBLE;
790
791 // This timestamp should be as close as possible to the
792 // prior PTS so that if a decoder uses pts to schedule when
793 // to do this, we start right after last frame was decoded.
794 // Invisible frames have no duration.
795 pkt.data.frame.pts = ((cpi->last_time_stamp_seen
796 * ctx->cfg.g_timebase.den + round)
797 / ctx->cfg.g_timebase.num / 10000000) + 1;
798 pkt.data.frame.duration = 0;
799 }
800
801 if (cpi->output_partition)
802 {
803 int i;
804 const int num_partitions =
805 (1 << cpi->common.multi_token_partition) + 1;
806 for (i = 0; i < num_partitions; ++i)
807 {
808 pkt.data.frame.buf = cx_data;
809 pkt.data.frame.sz = cpi->partition_sz[i];
810 pkt.data.frame.partition_id = i;
811 /* don't set the fragment bit for the last partition */
812 if (i < num_partitions - 1)
813 pkt.data.frame.flags |= VPX_FRAME_IS_FRAGMENT;
814 vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
815 cx_data += cpi->partition_sz[i];
816 cx_data_sz -= cpi->partition_sz[i];
817 }
818 }
819 else
820 {
821 pkt.data.frame.buf = cx_data;
822 pkt.data.frame.sz = size;
823 pkt.data.frame.partition_id = -1;
824 vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
825 cx_data += size;
826 cx_data_sz -= size;
827 }
828
829 //printf("timestamp: %lld, duration: %d\n", pkt->data.frame.pts, pkt->data.frame.duration);
830 }
831 }
832 }
833
834 return res;
835 }
836
837
838 static const vpx_codec_cx_pkt_t *vp8e_get_cxdata(vpx_codec_alg_priv_t *ctx,
839 vpx_codec_iter_t *iter)
840 {
841 return vpx_codec_pkt_list_get(&ctx->pkt_list.head, iter);
842 }
843
844 static vpx_codec_err_t vp8e_set_reference(vpx_codec_alg_priv_t *ctx,
845 int ctr_id,
846 va_list args)
847 {
848 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
849
850 if (data)
851 {
852 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
853 YV12_BUFFER_CONFIG sd;
854
855 image2yuvconfig(&frame->img, &sd);
856 vp8_set_reference(ctx->cpi, frame->frame_type, &sd);
857 return VPX_CODEC_OK;
858 }
859 else
860 return VPX_CODEC_INVALID_PARAM;
861
862 }
863
864 static vpx_codec_err_t vp8e_get_reference(vpx_codec_alg_priv_t *ctx,
865 int ctr_id,
866 va_list args)
867 {
868
869 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
870
871 if (data)
872 {
873 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
874 YV12_BUFFER_CONFIG sd;
875
876 image2yuvconfig(&frame->img, &sd);
877 vp8_get_reference(ctx->cpi, frame->frame_type, &sd);
878 return VPX_CODEC_OK;
879 }
880 else
881 return VPX_CODEC_INVALID_PARAM;
882 }
883
884 static vpx_codec_err_t vp8e_set_previewpp(vpx_codec_alg_priv_t *ctx,
885 int ctr_id,
886 va_list args)
887 {
888 #if CONFIG_POSTPROC
889 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
890 (void)ctr_id;
891
892 if (data)
893 {
894 ctx->preview_ppcfg = *((vp8_postproc_cfg_t *)data);
895 return VPX_CODEC_OK;
896 }
897 else
898 return VPX_CODEC_INVALID_PARAM;
899 #else
900 (void)ctx;
901 (void)ctr_id;
902 (void)args;
903 return VPX_CODEC_INCAPABLE;
904 #endif
905 }
906
907
908 static vpx_image_t *vp8e_get_preview(vpx_codec_alg_priv_t *ctx)
909 {
910
911 YV12_BUFFER_CONFIG sd;
912 vp8_ppflags_t flags = {0};
913
914 if (ctx->preview_ppcfg.post_proc_flag)
915 {
916 flags.post_proc_flag = ctx->preview_ppcfg.post_proc_flag;
917 flags.deblocking_level = ctx->preview_ppcfg.deblocking_level;
918 flags.noise_level = ctx->preview_ppcfg.noise_level;
919 }
920
921 if (0 == vp8_get_preview_raw_frame(ctx->cpi, &sd, &flags))
922 {
923
924 /*
925 vpx_img_wrap(&ctx->preview_img, VPX_IMG_FMT_YV12,
926 sd.y_width + 2*VP8BORDERINPIXELS,
927 sd.y_height + 2*VP8BORDERINPIXELS,
928 1,
929 sd.buffer_alloc);
930 vpx_img_set_rect(&ctx->preview_img,
931 VP8BORDERINPIXELS, VP8BORDERINPIXELS,
932 sd.y_width, sd.y_height);
933 */
934
935 ctx->preview_img.bps = 12;
936 ctx->preview_img.planes[VPX_PLANE_Y] = sd.y_buffer;
937 ctx->preview_img.planes[VPX_PLANE_U] = sd.u_buffer;
938 ctx->preview_img.planes[VPX_PLANE_V] = sd.v_buffer;
939
940 if (sd.clrtype == REG_YUV)
941 ctx->preview_img.fmt = VPX_IMG_FMT_I420;
942 else
943 ctx->preview_img.fmt = VPX_IMG_FMT_VPXI420;
944
945 ctx->preview_img.x_chroma_shift = 1;
946 ctx->preview_img.y_chroma_shift = 1;
947
948 ctx->preview_img.d_w = sd.y_width;
949 ctx->preview_img.d_h = sd.y_height;
950 ctx->preview_img.stride[VPX_PLANE_Y] = sd.y_stride;
951 ctx->preview_img.stride[VPX_PLANE_U] = sd.uv_stride;
952 ctx->preview_img.stride[VPX_PLANE_V] = sd.uv_stride;
953 ctx->preview_img.w = sd.y_width;
954 ctx->preview_img.h = sd.y_height;
955
956 return &ctx->preview_img;
957 }
958 else
959 return NULL;
960 }
961
962 static vpx_codec_err_t vp8e_update_entropy(vpx_codec_alg_priv_t *ctx,
963 int ctr_id,
964 va_list args)
965 {
966 int update = va_arg(args, int);
967 vp8_update_entropy(ctx->cpi, update);
968 return VPX_CODEC_OK;
969
970 }
971
972 static vpx_codec_err_t vp8e_update_reference(vpx_codec_alg_priv_t *ctx,
973 int ctr_id,
974 va_list args)
975 {
976 int update = va_arg(args, int);
977 vp8_update_reference(ctx->cpi, update);
978 return VPX_CODEC_OK;
979 }
980
981 static vpx_codec_err_t vp8e_use_reference(vpx_codec_alg_priv_t *ctx,
982 int ctr_id,
983 va_list args)
984 {
985 int reference_flag = va_arg(args, int);
986 vp8_use_as_reference(ctx->cpi, reference_flag);
987 return VPX_CODEC_OK;
988 }
989
990 static vpx_codec_err_t vp8e_set_roi_map(vpx_codec_alg_priv_t *ctx,
991 int ctr_id,
992 va_list args)
993 {
994 vpx_roi_map_t *data = va_arg(args, vpx_roi_map_t *);
995
996 if (data)
997 {
998 vpx_roi_map_t *roi = (vpx_roi_map_t *)data;
999
1000 if (!vp8_set_roimap(ctx->cpi, roi->roi_map, roi->rows, roi->cols, roi->delta_q, roi->delta_lf, roi->static_threshold))
1001 return VPX_CODEC_OK;
1002 else
1003 return VPX_CODEC_INVALID_PARAM;
1004 }
1005 else
1006 return VPX_CODEC_INVALID_PARAM;
1007 }
1008
1009
1010 static vpx_codec_err_t vp8e_set_activemap(vpx_codec_alg_priv_t *ctx,
1011 int ctr_id,
1012 va_list args)
1013 {
1014 vpx_active_map_t *data = va_arg(args, vpx_active_map_t *);
1015
1016 if (data)
1017 {
1018
1019 vpx_active_map_t *map = (vpx_active_map_t *)data;
1020
1021 if (!vp8_set_active_map(ctx->cpi, map->active_map, map->rows, map->cols))
1022 return VPX_CODEC_OK;
1023 else
1024 return VPX_CODEC_INVALID_PARAM;
1025 }
1026 else
1027 return VPX_CODEC_INVALID_PARAM;
1028 }
1029
1030 static vpx_codec_err_t vp8e_set_scalemode(vpx_codec_alg_priv_t *ctx,
1031 int ctr_id,
1032 va_list args)
1033 {
1034
1035 vpx_scaling_mode_t *data = va_arg(args, vpx_scaling_mode_t *);
1036
1037 if (data)
1038 {
1039 int res;
1040 vpx_scaling_mode_t scalemode = *(vpx_scaling_mode_t *)data ;
1041 res = vp8_set_internal_size(ctx->cpi, scalemode.h_scaling_mode, scalemode.v_scaling_mode);
1042
1043 if (!res)
1044 {
1045 /*force next frame a key frame to effect scaling mode */
1046 ctx->next_frame_flag |= FRAMEFLAGS_KEY;
1047 return VPX_CODEC_OK;
1048 }
1049 else
1050 return VPX_CODEC_INVALID_PARAM;
1051 }
1052 else
1053 return VPX_CODEC_INVALID_PARAM;
1054 }
1055
1056
1057 static vpx_codec_ctrl_fn_map_t vp8e_ctf_maps[] =
1058 {
1059 {VP8_SET_REFERENCE, vp8e_set_reference},
1060 {VP8_COPY_REFERENCE, vp8e_get_reference},
1061 {VP8_SET_POSTPROC, vp8e_set_previewpp},
1062 {VP8E_UPD_ENTROPY, vp8e_update_entropy},
1063 {VP8E_UPD_REFERENCE, vp8e_update_reference},
1064 {VP8E_USE_REFERENCE, vp8e_use_reference},
1065 {VP8E_SET_ROI_MAP, vp8e_set_roi_map},
1066 {VP8E_SET_ACTIVEMAP, vp8e_set_activemap},
1067 {VP8E_SET_SCALEMODE, vp8e_set_scalemode},
1068 {VP8E_SET_ENCODING_MODE, set_param},
1069 {VP8E_SET_CPUUSED, set_param},
1070 {VP8E_SET_NOISE_SENSITIVITY, set_param},
1071 {VP8E_SET_ENABLEAUTOALTREF, set_param},
1072 {VP8E_SET_SHARPNESS, set_param},
1073 {VP8E_SET_STATIC_THRESHOLD, set_param},
1074 {VP8E_SET_TOKEN_PARTITIONS, set_param},
1075 {VP8E_GET_LAST_QUANTIZER, get_param},
1076 {VP8E_GET_LAST_QUANTIZER_64, get_param},
1077 {VP8E_SET_ARNR_MAXFRAMES, set_param},
1078 {VP8E_SET_ARNR_STRENGTH , set_param},
1079 {VP8E_SET_ARNR_TYPE , set_param},
1080 {VP8E_SET_TUNING, set_param},
1081 {VP8E_SET_CQ_LEVEL, set_param},
1082 { -1, NULL},
1083 };
1084
1085 static vpx_codec_enc_cfg_map_t vp8e_usage_cfg_map[] =
1086 {
1087 {
1088 0,
1089 {
1090 0, /* g_usage */
1091 0, /* g_threads */
1092 0, /* g_profile */
1093
1094 320, /* g_width */
1095 240, /* g_height */
1096 {1, 30}, /* g_timebase */
1097
1098 0, /* g_error_resilient */
1099
1100 VPX_RC_ONE_PASS, /* g_pass */
1101
1102 0, /* g_lag_in_frames */
1103
1104 0, /* rc_dropframe_thresh */
1105 0, /* rc_resize_allowed */
1106 60, /* rc_resize_down_thresold */
1107 30, /* rc_resize_up_thresold */
1108
1109 VPX_VBR, /* rc_end_usage */
1110 #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION)
1111 {0}, /* rc_twopass_stats_in */
1112 #endif
1113 256, /* rc_target_bandwidth */
1114 0, /* rc_max_intra_bitrate_pct */
1115 4, /* rc_min_quantizer */
1116 63, /* rc_max_quantizer */
1117 100, /* rc_undershoot_pct */
1118 100, /* rc_overshoot_pct */
1119
1120 6000, /* rc_max_buffer_size */
1121 4000, /* rc_buffer_initial_size; */
1122 5000, /* rc_buffer_optimal_size; */
1123
1124 50, /* rc_two_pass_vbrbias */
1125 0, /* rc_two_pass_vbrmin_section */
1126 400, /* rc_two_pass_vbrmax_section */
1127
1128 /* keyframing settings (kf) */
1129 VPX_KF_AUTO, /* g_kfmode*/
1130 0, /* kf_min_dist */
1131 9999, /* kf_max_dist */
1132
1133 #if VPX_ENCODER_ABI_VERSION == (1 + VPX_CODEC_ABI_VERSION)
1134 1, /* g_delete_first_pass_file */
1135 "vp8.fpf" /* first pass filename */
1136 #endif
1137 }},
1138 { -1, {NOT_IMPLEMENTED}}
1139 };
1140
1141
1142 #ifndef VERSION_STRING
1143 #define VERSION_STRING
1144 #endif
1145 CODEC_INTERFACE(vpx_codec_vp8_cx) =
1146 {
1147 "WebM Project VP8 Encoder" VERSION_STRING,
1148 VPX_CODEC_INTERNAL_ABI_VERSION,
1149 VPX_CODEC_CAP_ENCODER | VPX_CODEC_CAP_PSNR |
1150 VPX_CODEC_CAP_OUTPUT_PARTITION,
1151 /* vpx_codec_caps_t caps; */
1152 vp8e_init, /* vpx_codec_init_fn_t init; */
1153 vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */
1154 vp8e_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
1155 NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */
1156 NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */
1157 {
1158 NOT_IMPLEMENTED, /* vpx_codec_peek_si_fn_t peek_si; */
1159 NOT_IMPLEMENTED, /* vpx_codec_get_si_fn_t get_si; */
1160 NOT_IMPLEMENTED, /* vpx_codec_decode_fn_t decode; */
1161 NOT_IMPLEMENTED, /* vpx_codec_frame_get_fn_t frame_get; */
1162 },
1163 {
1164 vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */
1165 vp8e_encode, /* vpx_codec_encode_fn_t encode; */
1166 vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */
1167 vp8e_set_config,
1168 NOT_IMPLEMENTED,
1169 vp8e_get_preview,
1170 } /* encoder functions */
1171 };
1172
1173
1174 /*
1175 * BEGIN BACKWARDS COMPATIBILITY SHIM.
1176 */
1177 #define FORCE_KEY 2
1178 static vpx_codec_err_t api1_control(vpx_codec_alg_priv_t *ctx,
1179 int ctrl_id,
1180 va_list args)
1181 {
1182 vpx_codec_ctrl_fn_map_t *entry;
1183
1184 switch (ctrl_id)
1185 {
1186 case VP8E_SET_FLUSHFLAG:
1187 /* VP8 sample code did VP8E_SET_FLUSHFLAG followed by
1188 * vpx_codec_get_cx_data() rather than vpx_codec_encode().
1189 */
1190 return vp8e_encode(ctx, NULL, 0, 0, 0, 0);
1191 case VP8E_SET_FRAMETYPE:
1192 ctx->base.enc.tbd |= FORCE_KEY;
1193 return VPX_CODEC_OK;
1194 }
1195
1196 for (entry = vp8e_ctf_maps; entry && entry->fn; entry++)
1197 {
1198 if (!entry->ctrl_id || entry->ctrl_id == ctrl_id)
1199 {
1200 return entry->fn(ctx, ctrl_id, args);
1201 }
1202 }
1203
1204 return VPX_CODEC_ERROR;
1205 }
1206
1207
1208 static vpx_codec_ctrl_fn_map_t api1_ctrl_maps[] =
1209 {
1210 {0, api1_control},
1211 { -1, NULL}
1212 };
1213
1214
1215 static vpx_codec_err_t api1_encode(vpx_codec_alg_priv_t *ctx,
1216 const vpx_image_t *img,
1217 vpx_codec_pts_t pts,
1218 unsigned long duration,
1219 vpx_enc_frame_flags_t flags,
1220 unsigned long deadline)
1221 {
1222 int force = ctx->base.enc.tbd;
1223
1224 ctx->base.enc.tbd = 0;
1225 return vp8e_encode
1226 (ctx,
1227 img,
1228 pts,
1229 duration,
1230 flags | ((force & FORCE_KEY) ? VPX_EFLAG_FORCE_KF : 0),
1231 deadline);
1232 }
1233
1234
1235 vpx_codec_iface_t vpx_enc_vp8_algo =
1236 {
1237 "WebM Project VP8 Encoder (Deprecated API)" VERSION_STRING,
1238 VPX_CODEC_INTERNAL_ABI_VERSION,
1239 VPX_CODEC_CAP_ENCODER,
1240 /* vpx_codec_caps_t caps; */
1241 vp8e_init, /* vpx_codec_init_fn_t init; */
1242 vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */
1243 api1_ctrl_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
1244 NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */
1245 NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */
1246 {NOT_IMPLEMENTED}, /* decoder functions */
1247 {
1248 vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */
1249 api1_encode, /* vpx_codec_encode_fn_t encode; */
1250 vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */
1251 vp8e_set_config,
1252 NOT_IMPLEMENTED,
1253 vp8e_get_preview,
1254 } /* encoder functions */
1255 };
mirror for libvpx