media/libvpx/vp8/vp8_cx_iface.c@ac0c01689b40
media/libvpx/vp8/vp8_cx_iface.c
Thu, 15 Jan 2015 15:59:08 +0100
- author
- Michael Schloh von Bennewitz <michael@schloh.com>
- date
- Thu, 15 Jan 2015 15:59:08 +0100
- branch
- TOR_BUG_9701
- changeset 10
- ac0c01689b40
- permissions
- -rw-r--r--
Implement a real Private Browsing Mode condition by changing the API/ABI;
This solves Tor bug #9701, complying with disk avoidance documented in
https://www.torproject.org/projects/torbrowser/design/#disk-avoidance.
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 */
12 #include "vp8_rtcd.h"
13 #include "vpx/vpx_codec.h"
14 #include "vpx/internal/vpx_codec_internal.h"
15 #include "vpx_version.h"
16 #include "vp8/encoder/onyx_int.h"
17 #include "vpx/vp8cx.h"
18 #include "vp8/encoder/firstpass.h"
19 #include "vp8/common/onyx.h"
20 #include <stdlib.h>
21 #include <string.h>
23 struct vp8_extracfg
24 {
25 struct vpx_codec_pkt_list *pkt_list;
26 int cpu_used; /** available cpu percentage in 1/16*/
27 unsigned int enable_auto_alt_ref; /** if encoder decides to uses alternate reference frame */
28 unsigned int noise_sensitivity;
29 unsigned int Sharpness;
30 unsigned int static_thresh;
31 unsigned int token_partitions;
32 unsigned int arnr_max_frames; /* alt_ref Noise Reduction Max Frame Count */
33 unsigned int arnr_strength; /* alt_ref Noise Reduction Strength */
34 unsigned int arnr_type; /* alt_ref filter type */
35 vp8e_tuning tuning;
36 unsigned int cq_level; /* constrained quality level */
37 unsigned int rc_max_intra_bitrate_pct;
39 };
41 struct extraconfig_map
42 {
43 int usage;
44 struct vp8_extracfg cfg;
45 };
47 static const struct extraconfig_map extracfg_map[] =
48 {
49 {
50 0,
51 {
52 NULL,
53 #if !(CONFIG_REALTIME_ONLY)
54 0, /* cpu_used */
55 #else
56 4, /* cpu_used */
57 #endif
58 0, /* enable_auto_alt_ref */
59 0, /* noise_sensitivity */
60 0, /* Sharpness */
61 0, /* static_thresh */
62 #if (CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING)
63 VP8_EIGHT_TOKENPARTITION,
64 #else
65 VP8_ONE_TOKENPARTITION, /* token_partitions */
66 #endif
67 0, /* arnr_max_frames */
68 3, /* arnr_strength */
69 3, /* arnr_type*/
70 0, /* tuning*/
71 10, /* cq_level */
72 0, /* rc_max_intra_bitrate_pct */
73 }
74 }
75 };
77 struct vpx_codec_alg_priv
78 {
79 vpx_codec_priv_t base;
80 vpx_codec_enc_cfg_t cfg;
81 struct vp8_extracfg vp8_cfg;
82 VP8_CONFIG oxcf;
83 struct VP8_COMP *cpi;
84 unsigned char *cx_data;
85 unsigned int cx_data_sz;
86 vpx_image_t preview_img;
87 unsigned int next_frame_flag;
88 vp8_postproc_cfg_t preview_ppcfg;
89 /* pkt_list size depends on the maximum number of lagged frames allowed. */
90 vpx_codec_pkt_list_decl(64) pkt_list;
91 unsigned int fixed_kf_cntr;
92 };
95 static vpx_codec_err_t
96 update_error_state(vpx_codec_alg_priv_t *ctx,
97 const struct vpx_internal_error_info *error)
98 {
99 vpx_codec_err_t res;
101 if ((res = error->error_code))
102 ctx->base.err_detail = error->has_detail
103 ? error->detail
104 : NULL;
106 return res;
107 }
110 #undef ERROR
111 #define ERROR(str) do {\
112 ctx->base.err_detail = str;\
113 return VPX_CODEC_INVALID_PARAM;\
114 } while(0)
116 #define RANGE_CHECK(p,memb,lo,hi) do {\
117 if(!(((p)->memb == lo || (p)->memb > (lo)) && (p)->memb <= hi)) \
118 ERROR(#memb " out of range ["#lo".."#hi"]");\
119 } while(0)
121 #define RANGE_CHECK_HI(p,memb,hi) do {\
122 if(!((p)->memb <= (hi))) \
123 ERROR(#memb " out of range [.."#hi"]");\
124 } while(0)
126 #define RANGE_CHECK_LO(p,memb,lo) do {\
127 if(!((p)->memb >= (lo))) \
128 ERROR(#memb " out of range ["#lo"..]");\
129 } while(0)
131 #define RANGE_CHECK_BOOL(p,memb) do {\
132 if(!!((p)->memb) != (p)->memb) ERROR(#memb " expected boolean");\
133 } while(0)
135 static vpx_codec_err_t validate_config(vpx_codec_alg_priv_t *ctx,
136 const vpx_codec_enc_cfg_t *cfg,
137 const struct vp8_extracfg *vp8_cfg,
138 int finalize)
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, 0);
150 #elif CONFIG_MULTI_RES_ENCODING
151 if (ctx->base.enc.total_encoders > 1)
152 RANGE_CHECK_HI(cfg, g_lag_in_frames, 0);
153 #else
154 RANGE_CHECK_HI(cfg, g_lag_in_frames, 25);
155 #endif
156 RANGE_CHECK(cfg, rc_end_usage, VPX_VBR, VPX_Q);
157 RANGE_CHECK_HI(cfg, rc_undershoot_pct, 1000);
158 RANGE_CHECK_HI(cfg, rc_overshoot_pct, 1000);
159 RANGE_CHECK_HI(cfg, rc_2pass_vbr_bias_pct, 100);
160 RANGE_CHECK(cfg, kf_mode, VPX_KF_DISABLED, VPX_KF_AUTO);
162 /* TODO: add spatial re-sampling support and frame dropping in
163 * multi-res-encoder.*/
164 #if CONFIG_MULTI_RES_ENCODING
165 if (ctx->base.enc.total_encoders > 1)
166 RANGE_CHECK_HI(cfg, rc_resize_allowed, 0);
167 #else
168 RANGE_CHECK_BOOL(cfg, rc_resize_allowed);
169 #endif
170 RANGE_CHECK_HI(cfg, rc_dropframe_thresh, 100);
171 RANGE_CHECK_HI(cfg, rc_resize_up_thresh, 100);
172 RANGE_CHECK_HI(cfg, rc_resize_down_thresh, 100);
174 #if CONFIG_REALTIME_ONLY
175 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_ONE_PASS);
176 #elif CONFIG_MULTI_RES_ENCODING
177 if (ctx->base.enc.total_encoders > 1)
178 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_ONE_PASS);
179 #else
180 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_LAST_PASS);
181 #endif
183 /* VP8 does not support a lower bound on the keyframe interval in
184 * automatic keyframe placement mode.
185 */
186 if (cfg->kf_mode != VPX_KF_DISABLED && cfg->kf_min_dist != cfg->kf_max_dist
187 && cfg->kf_min_dist > 0)
188 ERROR("kf_min_dist not supported in auto mode, use 0 "
189 "or kf_max_dist instead.");
191 RANGE_CHECK_BOOL(vp8_cfg, enable_auto_alt_ref);
192 RANGE_CHECK(vp8_cfg, cpu_used, -16, 16);
194 #if CONFIG_REALTIME_ONLY && !CONFIG_TEMPORAL_DENOISING
195 RANGE_CHECK(vp8_cfg, noise_sensitivity, 0, 0);
196 #else
197 RANGE_CHECK_HI(vp8_cfg, noise_sensitivity, 6);
198 #endif
200 RANGE_CHECK(vp8_cfg, token_partitions, VP8_ONE_TOKENPARTITION,
201 VP8_EIGHT_TOKENPARTITION);
202 RANGE_CHECK_HI(vp8_cfg, Sharpness, 7);
203 RANGE_CHECK(vp8_cfg, arnr_max_frames, 0, 15);
204 RANGE_CHECK_HI(vp8_cfg, arnr_strength, 6);
205 RANGE_CHECK(vp8_cfg, arnr_type, 1, 3);
206 RANGE_CHECK(vp8_cfg, cq_level, 0, 63);
207 if (finalize && (cfg->rc_end_usage == VPX_CQ || cfg->rc_end_usage == VPX_Q))
208 RANGE_CHECK(vp8_cfg, cq_level,
209 cfg->rc_min_quantizer, cfg->rc_max_quantizer);
211 #if !(CONFIG_REALTIME_ONLY)
212 if (cfg->g_pass == VPX_RC_LAST_PASS)
213 {
214 size_t packet_sz = sizeof(FIRSTPASS_STATS);
215 int n_packets = (int)(cfg->rc_twopass_stats_in.sz /
216 packet_sz);
217 FIRSTPASS_STATS *stats;
219 if (!cfg->rc_twopass_stats_in.buf)
220 ERROR("rc_twopass_stats_in.buf not set.");
222 if (cfg->rc_twopass_stats_in.sz % packet_sz)
223 ERROR("rc_twopass_stats_in.sz indicates truncated packet.");
225 if (cfg->rc_twopass_stats_in.sz < 2 * packet_sz)
226 ERROR("rc_twopass_stats_in requires at least two packets.");
228 stats = (void*)((char *)cfg->rc_twopass_stats_in.buf
229 + (n_packets - 1) * packet_sz);
231 if ((int)(stats->count + 0.5) != n_packets - 1)
232 ERROR("rc_twopass_stats_in missing EOS stats packet");
233 }
234 #endif
236 RANGE_CHECK(cfg, ts_number_layers, 1, 5);
238 if (cfg->ts_number_layers > 1)
239 {
240 unsigned int i;
241 RANGE_CHECK_HI(cfg, ts_periodicity, 16);
243 for (i=1; i<cfg->ts_number_layers; i++)
244 if (cfg->ts_target_bitrate[i] <= cfg->ts_target_bitrate[i-1])
245 ERROR("ts_target_bitrate entries are not strictly increasing");
247 RANGE_CHECK(cfg, ts_rate_decimator[cfg->ts_number_layers-1], 1, 1);
248 for (i=cfg->ts_number_layers-2; i>0; i--)
249 if (cfg->ts_rate_decimator[i-1] != 2*cfg->ts_rate_decimator[i])
250 ERROR("ts_rate_decimator factors are not powers of 2");
252 RANGE_CHECK_HI(cfg, ts_layer_id[i], cfg->ts_number_layers-1);
253 }
255 #if (CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING)
256 if(cfg->g_threads > (1 << vp8_cfg->token_partitions))
257 ERROR("g_threads cannot be bigger than number of token partitions");
258 #endif
260 return VPX_CODEC_OK;
261 }
264 static vpx_codec_err_t validate_img(vpx_codec_alg_priv_t *ctx,
265 const vpx_image_t *img)
266 {
267 switch (img->fmt)
268 {
269 case VPX_IMG_FMT_YV12:
270 case VPX_IMG_FMT_I420:
271 case VPX_IMG_FMT_VPXI420:
272 case VPX_IMG_FMT_VPXYV12:
273 break;
274 default:
275 ERROR("Invalid image format. Only YV12 and I420 images are supported");
276 }
278 if ((img->d_w != ctx->cfg.g_w) || (img->d_h != ctx->cfg.g_h))
279 ERROR("Image size must match encoder init configuration size");
281 return VPX_CODEC_OK;
282 }
285 static vpx_codec_err_t set_vp8e_config(VP8_CONFIG *oxcf,
286 vpx_codec_enc_cfg_t cfg,
287 struct vp8_extracfg vp8_cfg,
288 vpx_codec_priv_enc_mr_cfg_t *mr_cfg)
289 {
290 oxcf->multi_threaded = cfg.g_threads;
291 oxcf->Version = cfg.g_profile;
293 oxcf->Width = cfg.g_w;
294 oxcf->Height = cfg.g_h;
295 oxcf->timebase = cfg.g_timebase;
297 oxcf->error_resilient_mode = cfg.g_error_resilient;
299 switch (cfg.g_pass)
300 {
301 case VPX_RC_ONE_PASS:
302 oxcf->Mode = MODE_BESTQUALITY;
303 break;
304 case VPX_RC_FIRST_PASS:
305 oxcf->Mode = MODE_FIRSTPASS;
306 break;
307 case VPX_RC_LAST_PASS:
308 oxcf->Mode = MODE_SECONDPASS_BEST;
309 break;
310 }
312 if (cfg.g_pass == VPX_RC_FIRST_PASS || cfg.g_pass == VPX_RC_ONE_PASS)
313 {
314 oxcf->allow_lag = 0;
315 oxcf->lag_in_frames = 0;
316 }
317 else
318 {
319 oxcf->allow_lag = (cfg.g_lag_in_frames) > 0;
320 oxcf->lag_in_frames = cfg.g_lag_in_frames;
321 }
323 oxcf->allow_df = (cfg.rc_dropframe_thresh > 0);
324 oxcf->drop_frames_water_mark = cfg.rc_dropframe_thresh;
326 oxcf->allow_spatial_resampling = cfg.rc_resize_allowed;
327 oxcf->resample_up_water_mark = cfg.rc_resize_up_thresh;
328 oxcf->resample_down_water_mark = cfg.rc_resize_down_thresh;
330 if (cfg.rc_end_usage == VPX_VBR) {
331 oxcf->end_usage = USAGE_LOCAL_FILE_PLAYBACK;
332 } else if (cfg.rc_end_usage == VPX_CBR) {
333 oxcf->end_usage = USAGE_STREAM_FROM_SERVER;
334 } else if (cfg.rc_end_usage == VPX_CQ) {
335 oxcf->end_usage = USAGE_CONSTRAINED_QUALITY;
336 } else if (cfg.rc_end_usage == VPX_Q) {
337 oxcf->end_usage = USAGE_CONSTANT_QUALITY;
338 }
340 oxcf->target_bandwidth = cfg.rc_target_bitrate;
341 oxcf->rc_max_intra_bitrate_pct = vp8_cfg.rc_max_intra_bitrate_pct;
343 oxcf->best_allowed_q = cfg.rc_min_quantizer;
344 oxcf->worst_allowed_q = cfg.rc_max_quantizer;
345 oxcf->cq_level = vp8_cfg.cq_level;
346 oxcf->fixed_q = -1;
348 oxcf->under_shoot_pct = cfg.rc_undershoot_pct;
349 oxcf->over_shoot_pct = cfg.rc_overshoot_pct;
351 oxcf->maximum_buffer_size_in_ms = cfg.rc_buf_sz;
352 oxcf->starting_buffer_level_in_ms = cfg.rc_buf_initial_sz;
353 oxcf->optimal_buffer_level_in_ms = cfg.rc_buf_optimal_sz;
355 oxcf->maximum_buffer_size = cfg.rc_buf_sz;
356 oxcf->starting_buffer_level = cfg.rc_buf_initial_sz;
357 oxcf->optimal_buffer_level = cfg.rc_buf_optimal_sz;
359 oxcf->two_pass_vbrbias = cfg.rc_2pass_vbr_bias_pct;
360 oxcf->two_pass_vbrmin_section = cfg.rc_2pass_vbr_minsection_pct;
361 oxcf->two_pass_vbrmax_section = cfg.rc_2pass_vbr_maxsection_pct;
363 oxcf->auto_key = cfg.kf_mode == VPX_KF_AUTO
364 && cfg.kf_min_dist != cfg.kf_max_dist;
365 oxcf->key_freq = cfg.kf_max_dist;
367 oxcf->number_of_layers = cfg.ts_number_layers;
368 oxcf->periodicity = cfg.ts_periodicity;
370 if (oxcf->number_of_layers > 1)
371 {
372 memcpy (oxcf->target_bitrate, cfg.ts_target_bitrate,
373 sizeof(cfg.ts_target_bitrate));
374 memcpy (oxcf->rate_decimator, cfg.ts_rate_decimator,
375 sizeof(cfg.ts_rate_decimator));
376 memcpy (oxcf->layer_id, cfg.ts_layer_id, sizeof(cfg.ts_layer_id));
377 }
379 #if CONFIG_MULTI_RES_ENCODING
380 /* When mr_cfg is NULL, oxcf->mr_total_resolutions and oxcf->mr_encoder_id
381 * are both memset to 0, which ensures the correct logic under this
382 * situation.
383 */
384 if(mr_cfg)
385 {
386 oxcf->mr_total_resolutions = mr_cfg->mr_total_resolutions;
387 oxcf->mr_encoder_id = mr_cfg->mr_encoder_id;
388 oxcf->mr_down_sampling_factor.num = mr_cfg->mr_down_sampling_factor.num;
389 oxcf->mr_down_sampling_factor.den = mr_cfg->mr_down_sampling_factor.den;
390 oxcf->mr_low_res_mode_info = mr_cfg->mr_low_res_mode_info;
391 }
392 #endif
394 oxcf->cpu_used = vp8_cfg.cpu_used;
395 oxcf->encode_breakout = vp8_cfg.static_thresh;
396 oxcf->play_alternate = vp8_cfg.enable_auto_alt_ref;
397 oxcf->noise_sensitivity = vp8_cfg.noise_sensitivity;
398 oxcf->Sharpness = vp8_cfg.Sharpness;
399 oxcf->token_partitions = vp8_cfg.token_partitions;
401 oxcf->two_pass_stats_in = cfg.rc_twopass_stats_in;
402 oxcf->output_pkt_list = vp8_cfg.pkt_list;
404 oxcf->arnr_max_frames = vp8_cfg.arnr_max_frames;
405 oxcf->arnr_strength = vp8_cfg.arnr_strength;
406 oxcf->arnr_type = vp8_cfg.arnr_type;
408 oxcf->tuning = vp8_cfg.tuning;
410 /*
411 printf("Current VP8 Settings: \n");
412 printf("target_bandwidth: %d\n", oxcf->target_bandwidth);
413 printf("noise_sensitivity: %d\n", oxcf->noise_sensitivity);
414 printf("Sharpness: %d\n", oxcf->Sharpness);
415 printf("cpu_used: %d\n", oxcf->cpu_used);
416 printf("Mode: %d\n", oxcf->Mode);
417 printf("delete_first_pass_file: %d\n", oxcf->delete_first_pass_file);
418 printf("auto_key: %d\n", oxcf->auto_key);
419 printf("key_freq: %d\n", oxcf->key_freq);
420 printf("end_usage: %d\n", oxcf->end_usage);
421 printf("under_shoot_pct: %d\n", oxcf->under_shoot_pct);
422 printf("over_shoot_pct: %d\n", oxcf->over_shoot_pct);
423 printf("starting_buffer_level: %d\n", oxcf->starting_buffer_level);
424 printf("optimal_buffer_level: %d\n", oxcf->optimal_buffer_level);
425 printf("maximum_buffer_size: %d\n", oxcf->maximum_buffer_size);
426 printf("fixed_q: %d\n", oxcf->fixed_q);
427 printf("worst_allowed_q: %d\n", oxcf->worst_allowed_q);
428 printf("best_allowed_q: %d\n", oxcf->best_allowed_q);
429 printf("allow_spatial_resampling: %d\n", oxcf->allow_spatial_resampling);
430 printf("resample_down_water_mark: %d\n", oxcf->resample_down_water_mark);
431 printf("resample_up_water_mark: %d\n", oxcf->resample_up_water_mark);
432 printf("allow_df: %d\n", oxcf->allow_df);
433 printf("drop_frames_water_mark: %d\n", oxcf->drop_frames_water_mark);
434 printf("two_pass_vbrbias: %d\n", oxcf->two_pass_vbrbias);
435 printf("two_pass_vbrmin_section: %d\n", oxcf->two_pass_vbrmin_section);
436 printf("two_pass_vbrmax_section: %d\n", oxcf->two_pass_vbrmax_section);
437 printf("allow_lag: %d\n", oxcf->allow_lag);
438 printf("lag_in_frames: %d\n", oxcf->lag_in_frames);
439 printf("play_alternate: %d\n", oxcf->play_alternate);
440 printf("Version: %d\n", oxcf->Version);
441 printf("multi_threaded: %d\n", oxcf->multi_threaded);
442 printf("encode_breakout: %d\n", oxcf->encode_breakout);
443 */
444 return VPX_CODEC_OK;
445 }
447 static vpx_codec_err_t vp8e_set_config(vpx_codec_alg_priv_t *ctx,
448 const vpx_codec_enc_cfg_t *cfg)
449 {
450 vpx_codec_err_t res;
452 if (((cfg->g_w != ctx->cfg.g_w) || (cfg->g_h != ctx->cfg.g_h))
453 && (cfg->g_lag_in_frames > 1 || cfg->g_pass != VPX_RC_ONE_PASS))
454 ERROR("Cannot change width or height after initialization");
456 /* Prevent increasing lag_in_frames. This check is stricter than it needs
457 * to be -- the limit is not increasing past the first lag_in_frames
458 * value, but we don't track the initial config, only the last successful
459 * config.
460 */
461 if ((cfg->g_lag_in_frames > ctx->cfg.g_lag_in_frames))
462 ERROR("Cannot increase lag_in_frames");
464 res = validate_config(ctx, cfg, &ctx->vp8_cfg, 0);
466 if (!res)
467 {
468 ctx->cfg = *cfg;
469 set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg, NULL);
470 vp8_change_config(ctx->cpi, &ctx->oxcf);
471 }
473 return res;
474 }
477 int vp8_reverse_trans(int);
480 static vpx_codec_err_t get_param(vpx_codec_alg_priv_t *ctx,
481 int ctrl_id,
482 va_list args)
483 {
484 void *arg = va_arg(args, void *);
486 #define MAP(id, var) case id: *(RECAST(id, arg)) = var; break
488 if (!arg)
489 return VPX_CODEC_INVALID_PARAM;
491 switch (ctrl_id)
492 {
493 MAP(VP8E_GET_LAST_QUANTIZER, vp8_get_quantizer(ctx->cpi));
494 MAP(VP8E_GET_LAST_QUANTIZER_64, vp8_reverse_trans(vp8_get_quantizer(ctx->cpi)));
495 }
497 return VPX_CODEC_OK;
498 #undef MAP
499 }
502 static vpx_codec_err_t set_param(vpx_codec_alg_priv_t *ctx,
503 int ctrl_id,
504 va_list args)
505 {
506 vpx_codec_err_t res = VPX_CODEC_OK;
507 struct vp8_extracfg xcfg = ctx->vp8_cfg;
509 #define MAP(id, var) case id: var = CAST(id, args); break;
511 switch (ctrl_id)
512 {
513 MAP(VP8E_SET_CPUUSED, xcfg.cpu_used);
514 MAP(VP8E_SET_ENABLEAUTOALTREF, xcfg.enable_auto_alt_ref);
515 MAP(VP8E_SET_NOISE_SENSITIVITY, xcfg.noise_sensitivity);
516 MAP(VP8E_SET_SHARPNESS, xcfg.Sharpness);
517 MAP(VP8E_SET_STATIC_THRESHOLD, xcfg.static_thresh);
518 MAP(VP8E_SET_TOKEN_PARTITIONS, xcfg.token_partitions);
520 MAP(VP8E_SET_ARNR_MAXFRAMES, xcfg.arnr_max_frames);
521 MAP(VP8E_SET_ARNR_STRENGTH , xcfg.arnr_strength);
522 MAP(VP8E_SET_ARNR_TYPE , xcfg.arnr_type);
523 MAP(VP8E_SET_TUNING, xcfg.tuning);
524 MAP(VP8E_SET_CQ_LEVEL, xcfg.cq_level);
525 MAP(VP8E_SET_MAX_INTRA_BITRATE_PCT, xcfg.rc_max_intra_bitrate_pct);
527 }
529 res = validate_config(ctx, &ctx->cfg, &xcfg, 0);
531 if (!res)
532 {
533 ctx->vp8_cfg = xcfg;
534 set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg, NULL);
535 vp8_change_config(ctx->cpi, &ctx->oxcf);
536 }
538 return res;
539 #undef MAP
540 }
542 static vpx_codec_err_t vp8e_mr_alloc_mem(const vpx_codec_enc_cfg_t *cfg,
543 void **mem_loc)
544 {
545 vpx_codec_err_t res = 0;
547 #if CONFIG_MULTI_RES_ENCODING
548 LOWER_RES_FRAME_INFO *shared_mem_loc;
549 int mb_rows = ((cfg->g_w + 15) >>4);
550 int mb_cols = ((cfg->g_h + 15) >>4);
552 shared_mem_loc = calloc(1, sizeof(LOWER_RES_FRAME_INFO));
553 if(!shared_mem_loc)
554 {
555 res = VPX_CODEC_MEM_ERROR;
556 }
558 shared_mem_loc->mb_info = calloc(mb_rows*mb_cols, sizeof(LOWER_RES_MB_INFO));
559 if(!(shared_mem_loc->mb_info))
560 {
561 res = VPX_CODEC_MEM_ERROR;
562 }
563 else
564 {
565 *mem_loc = (void *)shared_mem_loc;
566 res = VPX_CODEC_OK;
567 }
568 #endif
569 return res;
570 }
572 static vpx_codec_err_t vp8e_init(vpx_codec_ctx_t *ctx,
573 vpx_codec_priv_enc_mr_cfg_t *mr_cfg)
574 {
575 vpx_codec_err_t res = VPX_CODEC_OK;
576 struct vpx_codec_alg_priv *priv;
577 vpx_codec_enc_cfg_t *cfg;
578 unsigned int i;
580 struct VP8_COMP *optr;
582 vp8_rtcd();
584 if (!ctx->priv)
585 {
586 priv = calloc(1, sizeof(struct vpx_codec_alg_priv));
588 if (!priv)
589 {
590 return VPX_CODEC_MEM_ERROR;
591 }
593 ctx->priv = &priv->base;
594 ctx->priv->sz = sizeof(*ctx->priv);
595 ctx->priv->iface = ctx->iface;
596 ctx->priv->alg_priv = priv;
597 ctx->priv->init_flags = ctx->init_flags;
599 if (ctx->config.enc)
600 {
601 /* Update the reference to the config structure to an
602 * internal copy.
603 */
604 ctx->priv->alg_priv->cfg = *ctx->config.enc;
605 ctx->config.enc = &ctx->priv->alg_priv->cfg;
606 }
608 cfg = &ctx->priv->alg_priv->cfg;
610 /* Select the extra vp8 configuration table based on the current
611 * usage value. If the current usage value isn't found, use the
612 * values for usage case 0.
613 */
614 for (i = 0;
615 extracfg_map[i].usage && extracfg_map[i].usage != cfg->g_usage;
616 i++);
618 priv->vp8_cfg = extracfg_map[i].cfg;
619 priv->vp8_cfg.pkt_list = &priv->pkt_list.head;
621 priv->cx_data_sz = priv->cfg.g_w * priv->cfg.g_h * 3 / 2 * 2;
623 if (priv->cx_data_sz < 32768) priv->cx_data_sz = 32768;
625 priv->cx_data = malloc(priv->cx_data_sz);
627 if (!priv->cx_data)
628 {
629 return VPX_CODEC_MEM_ERROR;
630 }
632 if(mr_cfg)
633 ctx->priv->enc.total_encoders = mr_cfg->mr_total_resolutions;
634 else
635 ctx->priv->enc.total_encoders = 1;
637 res = validate_config(priv, &priv->cfg, &priv->vp8_cfg, 0);
639 if (!res)
640 {
641 set_vp8e_config(&ctx->priv->alg_priv->oxcf,
642 ctx->priv->alg_priv->cfg,
643 ctx->priv->alg_priv->vp8_cfg,
644 mr_cfg);
646 optr = vp8_create_compressor(&ctx->priv->alg_priv->oxcf);
648 if (!optr)
649 res = VPX_CODEC_MEM_ERROR;
650 else
651 ctx->priv->alg_priv->cpi = optr;
652 }
653 }
655 return res;
656 }
658 static vpx_codec_err_t vp8e_destroy(vpx_codec_alg_priv_t *ctx)
659 {
660 #if CONFIG_MULTI_RES_ENCODING
661 /* Free multi-encoder shared memory */
662 if (ctx->oxcf.mr_total_resolutions > 0 && (ctx->oxcf.mr_encoder_id == ctx->oxcf.mr_total_resolutions-1))
663 {
664 LOWER_RES_FRAME_INFO *shared_mem_loc = (LOWER_RES_FRAME_INFO *)ctx->oxcf.mr_low_res_mode_info;
665 free(shared_mem_loc->mb_info);
666 free(ctx->oxcf.mr_low_res_mode_info);
667 }
668 #endif
670 free(ctx->cx_data);
671 vp8_remove_compressor(&ctx->cpi);
672 free(ctx);
673 return VPX_CODEC_OK;
674 }
676 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
677 YV12_BUFFER_CONFIG *yv12)
678 {
679 vpx_codec_err_t res = VPX_CODEC_OK;
680 yv12->y_buffer = img->planes[VPX_PLANE_Y];
681 yv12->u_buffer = img->planes[VPX_PLANE_U];
682 yv12->v_buffer = img->planes[VPX_PLANE_V];
684 yv12->y_crop_width = img->d_w;
685 yv12->y_crop_height = img->d_h;
686 yv12->y_width = img->d_w;
687 yv12->y_height = img->d_h;
688 yv12->uv_width = (1 + yv12->y_width) / 2;
689 yv12->uv_height = (1 + yv12->y_height) / 2;
691 yv12->y_stride = img->stride[VPX_PLANE_Y];
692 yv12->uv_stride = img->stride[VPX_PLANE_U];
694 yv12->border = (img->stride[VPX_PLANE_Y] - img->w) / 2;
695 return res;
696 }
698 static void pick_quickcompress_mode(vpx_codec_alg_priv_t *ctx,
699 unsigned long duration,
700 unsigned long deadline)
701 {
702 unsigned int new_qc;
704 #if !(CONFIG_REALTIME_ONLY)
705 /* Use best quality mode if no deadline is given. */
706 new_qc = MODE_BESTQUALITY;
708 if (deadline)
709 {
710 uint64_t duration_us;
712 /* Convert duration parameter from stream timebase to microseconds */
713 duration_us = (uint64_t)duration * 1000000
714 * (uint64_t)ctx->cfg.g_timebase.num
715 / (uint64_t)ctx->cfg.g_timebase.den;
717 /* If the deadline is more that the duration this frame is to be shown,
718 * use good quality mode. Otherwise use realtime mode.
719 */
720 new_qc = (deadline > duration_us) ? MODE_GOODQUALITY : MODE_REALTIME;
721 }
723 #else
724 new_qc = MODE_REALTIME;
725 #endif
727 if (ctx->cfg.g_pass == VPX_RC_FIRST_PASS)
728 new_qc = MODE_FIRSTPASS;
729 else if (ctx->cfg.g_pass == VPX_RC_LAST_PASS)
730 new_qc = (new_qc == MODE_BESTQUALITY)
731 ? MODE_SECONDPASS_BEST
732 : MODE_SECONDPASS;
734 if (ctx->oxcf.Mode != new_qc)
735 {
736 ctx->oxcf.Mode = new_qc;
737 vp8_change_config(ctx->cpi, &ctx->oxcf);
738 }
739 }
742 static vpx_codec_err_t vp8e_encode(vpx_codec_alg_priv_t *ctx,
743 const vpx_image_t *img,
744 vpx_codec_pts_t pts,
745 unsigned long duration,
746 vpx_enc_frame_flags_t flags,
747 unsigned long deadline)
748 {
749 vpx_codec_err_t res = VPX_CODEC_OK;
751 if (!ctx->cfg.rc_target_bitrate)
752 return res;
754 if (!ctx->cfg.rc_target_bitrate)
755 return res;
757 if (img)
758 res = validate_img(ctx, img);
760 if (!res)
761 res = validate_config(ctx, &ctx->cfg, &ctx->vp8_cfg, 1);
763 pick_quickcompress_mode(ctx, duration, deadline);
764 vpx_codec_pkt_list_init(&ctx->pkt_list);
766 /* Handle Flags */
767 if (((flags & VP8_EFLAG_NO_UPD_GF) && (flags & VP8_EFLAG_FORCE_GF))
768 || ((flags & VP8_EFLAG_NO_UPD_ARF) && (flags & VP8_EFLAG_FORCE_ARF)))
769 {
770 ctx->base.err_detail = "Conflicting flags.";
771 return VPX_CODEC_INVALID_PARAM;
772 }
774 if (flags & (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF
775 | VP8_EFLAG_NO_REF_ARF))
776 {
777 int ref = 7;
779 if (flags & VP8_EFLAG_NO_REF_LAST)
780 ref ^= VP8_LAST_FRAME;
782 if (flags & VP8_EFLAG_NO_REF_GF)
783 ref ^= VP8_GOLD_FRAME;
785 if (flags & VP8_EFLAG_NO_REF_ARF)
786 ref ^= VP8_ALTR_FRAME;
788 vp8_use_as_reference(ctx->cpi, ref);
789 }
791 if (flags & (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF
792 | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_FORCE_GF
793 | VP8_EFLAG_FORCE_ARF))
794 {
795 int upd = 7;
797 if (flags & VP8_EFLAG_NO_UPD_LAST)
798 upd ^= VP8_LAST_FRAME;
800 if (flags & VP8_EFLAG_NO_UPD_GF)
801 upd ^= VP8_GOLD_FRAME;
803 if (flags & VP8_EFLAG_NO_UPD_ARF)
804 upd ^= VP8_ALTR_FRAME;
806 vp8_update_reference(ctx->cpi, upd);
807 }
809 if (flags & VP8_EFLAG_NO_UPD_ENTROPY)
810 {
811 vp8_update_entropy(ctx->cpi, 0);
812 }
814 /* Handle fixed keyframe intervals */
815 if (ctx->cfg.kf_mode == VPX_KF_AUTO
816 && ctx->cfg.kf_min_dist == ctx->cfg.kf_max_dist)
817 {
818 if (++ctx->fixed_kf_cntr > ctx->cfg.kf_min_dist)
819 {
820 flags |= VPX_EFLAG_FORCE_KF;
821 ctx->fixed_kf_cntr = 1;
822 }
823 }
825 /* Initialize the encoder instance on the first frame*/
826 if (!res && ctx->cpi)
827 {
828 unsigned int lib_flags;
829 YV12_BUFFER_CONFIG sd;
830 int64_t dst_time_stamp, dst_end_time_stamp;
831 unsigned long size, cx_data_sz;
832 unsigned char *cx_data;
833 unsigned char *cx_data_end;
834 int comp_data_state = 0;
836 /* Set up internal flags */
837 if (ctx->base.init_flags & VPX_CODEC_USE_PSNR)
838 ((VP8_COMP *)ctx->cpi)->b_calculate_psnr = 1;
840 if (ctx->base.init_flags & VPX_CODEC_USE_OUTPUT_PARTITION)
841 ((VP8_COMP *)ctx->cpi)->output_partition = 1;
843 /* Convert API flags to internal codec lib flags */
844 lib_flags = (flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0;
846 /* vp8 use 10,000,000 ticks/second as time stamp */
847 dst_time_stamp = pts * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
848 dst_end_time_stamp = (pts + duration) * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
850 if (img != NULL)
851 {
852 res = image2yuvconfig(img, &sd);
854 if (vp8_receive_raw_frame(ctx->cpi, ctx->next_frame_flag | lib_flags,
855 &sd, dst_time_stamp, dst_end_time_stamp))
856 {
857 VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
858 res = update_error_state(ctx, &cpi->common.error);
859 }
861 /* reset for next frame */
862 ctx->next_frame_flag = 0;
863 }
865 cx_data = ctx->cx_data;
866 cx_data_sz = ctx->cx_data_sz;
867 cx_data_end = ctx->cx_data + cx_data_sz;
868 lib_flags = 0;
870 while (cx_data_sz >= ctx->cx_data_sz / 2)
871 {
872 comp_data_state = vp8_get_compressed_data(ctx->cpi,
873 &lib_flags,
874 &size,
875 cx_data,
876 cx_data_end,
877 &dst_time_stamp,
878 &dst_end_time_stamp,
879 !img);
881 if(comp_data_state == VPX_CODEC_CORRUPT_FRAME)
882 return VPX_CODEC_CORRUPT_FRAME;
883 else if(comp_data_state == -1)
884 break;
886 if (size)
887 {
888 vpx_codec_pts_t round, delta;
889 vpx_codec_cx_pkt_t pkt;
890 VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
892 /* Add the frame packet to the list of returned packets. */
893 round = (vpx_codec_pts_t)1000000
894 * ctx->cfg.g_timebase.num / 2 - 1;
895 delta = (dst_end_time_stamp - dst_time_stamp);
896 pkt.kind = VPX_CODEC_CX_FRAME_PKT;
897 pkt.data.frame.pts =
898 (dst_time_stamp * ctx->cfg.g_timebase.den + round)
899 / ctx->cfg.g_timebase.num / 10000000;
900 pkt.data.frame.duration = (unsigned long)
901 ((delta * ctx->cfg.g_timebase.den + round)
902 / ctx->cfg.g_timebase.num / 10000000);
903 pkt.data.frame.flags = lib_flags << 16;
905 if (lib_flags & FRAMEFLAGS_KEY)
906 pkt.data.frame.flags |= VPX_FRAME_IS_KEY;
908 if (!cpi->common.show_frame)
909 {
910 pkt.data.frame.flags |= VPX_FRAME_IS_INVISIBLE;
912 /* This timestamp should be as close as possible to the
913 * prior PTS so that if a decoder uses pts to schedule when
914 * to do this, we start right after last frame was decoded.
915 * Invisible frames have no duration.
916 */
917 pkt.data.frame.pts = ((cpi->last_time_stamp_seen
918 * ctx->cfg.g_timebase.den + round)
919 / ctx->cfg.g_timebase.num / 10000000) + 1;
920 pkt.data.frame.duration = 0;
921 }
923 if (cpi->droppable)
924 pkt.data.frame.flags |= VPX_FRAME_IS_DROPPABLE;
926 if (cpi->output_partition)
927 {
928 int i;
929 const int num_partitions =
930 (1 << cpi->common.multi_token_partition) + 1;
932 pkt.data.frame.flags |= VPX_FRAME_IS_FRAGMENT;
934 for (i = 0; i < num_partitions; ++i)
935 {
936 #if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
937 pkt.data.frame.buf = cpi->partition_d[i];
938 #else
939 pkt.data.frame.buf = cx_data;
940 cx_data += cpi->partition_sz[i];
941 cx_data_sz -= cpi->partition_sz[i];
942 #endif
943 pkt.data.frame.sz = cpi->partition_sz[i];
944 pkt.data.frame.partition_id = i;
945 /* don't set the fragment bit for the last partition */
946 if (i == (num_partitions - 1))
947 pkt.data.frame.flags &= ~VPX_FRAME_IS_FRAGMENT;
948 vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
949 }
950 #if CONFIG_REALTIME_ONLY & CONFIG_ONTHEFLY_BITPACKING
951 /* In lagged mode the encoder can buffer multiple frames.
952 * We don't want this in partitioned output because
953 * partitions are spread all over the output buffer.
954 * So, force an exit!
955 */
956 cx_data_sz -= ctx->cx_data_sz / 2;
957 #endif
958 }
959 else
960 {
961 pkt.data.frame.buf = cx_data;
962 pkt.data.frame.sz = size;
963 pkt.data.frame.partition_id = -1;
964 vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
965 cx_data += size;
966 cx_data_sz -= size;
967 }
968 }
969 }
970 }
972 return res;
973 }
976 static const vpx_codec_cx_pkt_t *vp8e_get_cxdata(vpx_codec_alg_priv_t *ctx,
977 vpx_codec_iter_t *iter)
978 {
979 return vpx_codec_pkt_list_get(&ctx->pkt_list.head, iter);
980 }
982 static vpx_codec_err_t vp8e_set_reference(vpx_codec_alg_priv_t *ctx,
983 int ctr_id,
984 va_list args)
985 {
986 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
988 if (data)
989 {
990 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
991 YV12_BUFFER_CONFIG sd;
993 image2yuvconfig(&frame->img, &sd);
994 vp8_set_reference(ctx->cpi, frame->frame_type, &sd);
995 return VPX_CODEC_OK;
996 }
997 else
998 return VPX_CODEC_INVALID_PARAM;
1000 }
1002 static vpx_codec_err_t vp8e_get_reference(vpx_codec_alg_priv_t *ctx,
1003 int ctr_id,
1004 va_list args)
1005 {
1007 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
1009 if (data)
1010 {
1011 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
1012 YV12_BUFFER_CONFIG sd;
1014 image2yuvconfig(&frame->img, &sd);
1015 vp8_get_reference(ctx->cpi, frame->frame_type, &sd);
1016 return VPX_CODEC_OK;
1017 }
1018 else
1019 return VPX_CODEC_INVALID_PARAM;
1020 }
1022 static vpx_codec_err_t vp8e_set_previewpp(vpx_codec_alg_priv_t *ctx,
1023 int ctr_id,
1024 va_list args)
1025 {
1026 #if CONFIG_POSTPROC
1027 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
1028 (void)ctr_id;
1030 if (data)
1031 {
1032 ctx->preview_ppcfg = *((vp8_postproc_cfg_t *)data);
1033 return VPX_CODEC_OK;
1034 }
1035 else
1036 return VPX_CODEC_INVALID_PARAM;
1037 #else
1038 (void)ctx;
1039 (void)ctr_id;
1040 (void)args;
1041 return VPX_CODEC_INCAPABLE;
1042 #endif
1043 }
1046 static vpx_image_t *vp8e_get_preview(vpx_codec_alg_priv_t *ctx)
1047 {
1049 YV12_BUFFER_CONFIG sd;
1050 vp8_ppflags_t flags = {0};
1052 if (ctx->preview_ppcfg.post_proc_flag)
1053 {
1054 flags.post_proc_flag = ctx->preview_ppcfg.post_proc_flag;
1055 flags.deblocking_level = ctx->preview_ppcfg.deblocking_level;
1056 flags.noise_level = ctx->preview_ppcfg.noise_level;
1057 }
1059 if (0 == vp8_get_preview_raw_frame(ctx->cpi, &sd, &flags))
1060 {
1062 /*
1063 vpx_img_wrap(&ctx->preview_img, VPX_IMG_FMT_YV12,
1064 sd.y_width + 2*VP8BORDERINPIXELS,
1065 sd.y_height + 2*VP8BORDERINPIXELS,
1066 1,
1067 sd.buffer_alloc);
1068 vpx_img_set_rect(&ctx->preview_img,
1069 VP8BORDERINPIXELS, VP8BORDERINPIXELS,
1070 sd.y_width, sd.y_height);
1071 */
1073 ctx->preview_img.bps = 12;
1074 ctx->preview_img.planes[VPX_PLANE_Y] = sd.y_buffer;
1075 ctx->preview_img.planes[VPX_PLANE_U] = sd.u_buffer;
1076 ctx->preview_img.planes[VPX_PLANE_V] = sd.v_buffer;
1078 ctx->preview_img.fmt = VPX_IMG_FMT_I420;
1079 ctx->preview_img.x_chroma_shift = 1;
1080 ctx->preview_img.y_chroma_shift = 1;
1082 ctx->preview_img.d_w = sd.y_width;
1083 ctx->preview_img.d_h = sd.y_height;
1084 ctx->preview_img.stride[VPX_PLANE_Y] = sd.y_stride;
1085 ctx->preview_img.stride[VPX_PLANE_U] = sd.uv_stride;
1086 ctx->preview_img.stride[VPX_PLANE_V] = sd.uv_stride;
1087 ctx->preview_img.w = sd.y_width;
1088 ctx->preview_img.h = sd.y_height;
1090 return &ctx->preview_img;
1091 }
1092 else
1093 return NULL;
1094 }
1096 static vpx_codec_err_t vp8e_update_entropy(vpx_codec_alg_priv_t *ctx,
1097 int ctr_id,
1098 va_list args)
1099 {
1100 int update = va_arg(args, int);
1101 vp8_update_entropy(ctx->cpi, update);
1102 return VPX_CODEC_OK;
1104 }
1106 static vpx_codec_err_t vp8e_update_reference(vpx_codec_alg_priv_t *ctx,
1107 int ctr_id,
1108 va_list args)
1109 {
1110 int update = va_arg(args, int);
1111 vp8_update_reference(ctx->cpi, update);
1112 return VPX_CODEC_OK;
1113 }
1115 static vpx_codec_err_t vp8e_use_reference(vpx_codec_alg_priv_t *ctx,
1116 int ctr_id,
1117 va_list args)
1118 {
1119 int reference_flag = va_arg(args, int);
1120 vp8_use_as_reference(ctx->cpi, reference_flag);
1121 return VPX_CODEC_OK;
1122 }
1124 static vpx_codec_err_t vp8e_set_roi_map(vpx_codec_alg_priv_t *ctx,
1125 int ctr_id,
1126 va_list args)
1127 {
1128 vpx_roi_map_t *data = va_arg(args, vpx_roi_map_t *);
1130 if (data)
1131 {
1132 vpx_roi_map_t *roi = (vpx_roi_map_t *)data;
1134 if (!vp8_set_roimap(ctx->cpi, roi->roi_map, roi->rows, roi->cols, roi->delta_q, roi->delta_lf, roi->static_threshold))
1135 return VPX_CODEC_OK;
1136 else
1137 return VPX_CODEC_INVALID_PARAM;
1138 }
1139 else
1140 return VPX_CODEC_INVALID_PARAM;
1141 }
1144 static vpx_codec_err_t vp8e_set_activemap(vpx_codec_alg_priv_t *ctx,
1145 int ctr_id,
1146 va_list args)
1147 {
1148 vpx_active_map_t *data = va_arg(args, vpx_active_map_t *);
1150 if (data)
1151 {
1153 vpx_active_map_t *map = (vpx_active_map_t *)data;
1155 if (!vp8_set_active_map(ctx->cpi, map->active_map, map->rows, map->cols))
1156 return VPX_CODEC_OK;
1157 else
1158 return VPX_CODEC_INVALID_PARAM;
1159 }
1160 else
1161 return VPX_CODEC_INVALID_PARAM;
1162 }
1164 static vpx_codec_err_t vp8e_set_scalemode(vpx_codec_alg_priv_t *ctx,
1165 int ctr_id,
1166 va_list args)
1167 {
1169 vpx_scaling_mode_t *data = va_arg(args, vpx_scaling_mode_t *);
1171 if (data)
1172 {
1173 int res;
1174 vpx_scaling_mode_t scalemode = *(vpx_scaling_mode_t *)data ;
1175 res = vp8_set_internal_size(ctx->cpi,
1176 (VPX_SCALING)scalemode.h_scaling_mode,
1177 (VPX_SCALING)scalemode.v_scaling_mode);
1179 if (!res)
1180 {
1181 /*force next frame a key frame to effect scaling mode */
1182 ctx->next_frame_flag |= FRAMEFLAGS_KEY;
1183 return VPX_CODEC_OK;
1184 }
1185 else
1186 return VPX_CODEC_INVALID_PARAM;
1187 }
1188 else
1189 return VPX_CODEC_INVALID_PARAM;
1190 }
1193 static vpx_codec_ctrl_fn_map_t vp8e_ctf_maps[] =
1194 {
1195 {VP8_SET_REFERENCE, vp8e_set_reference},
1196 {VP8_COPY_REFERENCE, vp8e_get_reference},
1197 {VP8_SET_POSTPROC, vp8e_set_previewpp},
1198 {VP8E_UPD_ENTROPY, vp8e_update_entropy},
1199 {VP8E_UPD_REFERENCE, vp8e_update_reference},
1200 {VP8E_USE_REFERENCE, vp8e_use_reference},
1201 {VP8E_SET_ROI_MAP, vp8e_set_roi_map},
1202 {VP8E_SET_ACTIVEMAP, vp8e_set_activemap},
1203 {VP8E_SET_SCALEMODE, vp8e_set_scalemode},
1204 {VP8E_SET_CPUUSED, set_param},
1205 {VP8E_SET_NOISE_SENSITIVITY, set_param},
1206 {VP8E_SET_ENABLEAUTOALTREF, set_param},
1207 {VP8E_SET_SHARPNESS, set_param},
1208 {VP8E_SET_STATIC_THRESHOLD, set_param},
1209 {VP8E_SET_TOKEN_PARTITIONS, set_param},
1210 {VP8E_GET_LAST_QUANTIZER, get_param},
1211 {VP8E_GET_LAST_QUANTIZER_64, get_param},
1212 {VP8E_SET_ARNR_MAXFRAMES, set_param},
1213 {VP8E_SET_ARNR_STRENGTH , set_param},
1214 {VP8E_SET_ARNR_TYPE , set_param},
1215 {VP8E_SET_TUNING, set_param},
1216 {VP8E_SET_CQ_LEVEL, set_param},
1217 {VP8E_SET_MAX_INTRA_BITRATE_PCT, set_param},
1218 { -1, NULL},
1219 };
1221 static vpx_codec_enc_cfg_map_t vp8e_usage_cfg_map[] =
1222 {
1223 {
1224 0,
1225 {
1226 0, /* g_usage */
1227 0, /* g_threads */
1228 0, /* g_profile */
1230 320, /* g_width */
1231 240, /* g_height */
1232 {1, 30}, /* g_timebase */
1234 0, /* g_error_resilient */
1236 VPX_RC_ONE_PASS, /* g_pass */
1238 0, /* g_lag_in_frames */
1240 0, /* rc_dropframe_thresh */
1241 0, /* rc_resize_allowed */
1242 60, /* rc_resize_down_thresold */
1243 30, /* rc_resize_up_thresold */
1245 VPX_VBR, /* rc_end_usage */
1246 #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION)
1247 {0}, /* rc_twopass_stats_in */
1248 #endif
1249 256, /* rc_target_bandwidth */
1250 4, /* rc_min_quantizer */
1251 63, /* rc_max_quantizer */
1252 100, /* rc_undershoot_pct */
1253 100, /* rc_overshoot_pct */
1255 6000, /* rc_max_buffer_size */
1256 4000, /* rc_buffer_initial_size; */
1257 5000, /* rc_buffer_optimal_size; */
1259 50, /* rc_two_pass_vbrbias */
1260 0, /* rc_two_pass_vbrmin_section */
1261 400, /* rc_two_pass_vbrmax_section */
1263 /* keyframing settings (kf) */
1264 VPX_KF_AUTO, /* g_kfmode*/
1265 0, /* kf_min_dist */
1266 128, /* kf_max_dist */
1268 #if VPX_ENCODER_ABI_VERSION == (1 + VPX_CODEC_ABI_VERSION)
1269 1, /* g_delete_first_pass_file */
1270 "vp8.fpf" /* first pass filename */
1271 #endif
1272 VPX_SS_DEFAULT_LAYERS, /* ss_number_layers */
1273 1, /* ts_number_layers */
1274 {0}, /* ts_target_bitrate */
1275 {0}, /* ts_rate_decimator */
1276 0, /* ts_periodicity */
1277 {0}, /* ts_layer_id */
1278 }},
1279 { -1, {NOT_IMPLEMENTED}}
1280 };
1283 #ifndef VERSION_STRING
1284 #define VERSION_STRING
1285 #endif
1286 CODEC_INTERFACE(vpx_codec_vp8_cx) =
1287 {
1288 "WebM Project VP8 Encoder" VERSION_STRING,
1289 VPX_CODEC_INTERNAL_ABI_VERSION,
1290 VPX_CODEC_CAP_ENCODER | VPX_CODEC_CAP_PSNR |
1291 VPX_CODEC_CAP_OUTPUT_PARTITION,
1292 /* vpx_codec_caps_t caps; */
1293 vp8e_init, /* vpx_codec_init_fn_t init; */
1294 vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */
1295 vp8e_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
1296 NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */
1297 NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */
1298 {
1299 NOT_IMPLEMENTED, /* vpx_codec_peek_si_fn_t peek_si; */
1300 NOT_IMPLEMENTED, /* vpx_codec_get_si_fn_t get_si; */
1301 NOT_IMPLEMENTED, /* vpx_codec_decode_fn_t decode; */
1302 NOT_IMPLEMENTED, /* vpx_codec_frame_get_fn_t frame_get; */
1303 },
1304 {
1305 vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */
1306 vp8e_encode, /* vpx_codec_encode_fn_t encode; */
1307 vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */
1308 vp8e_set_config,
1309 NOT_IMPLEMENTED,
1310 vp8e_get_preview,
1311 vp8e_mr_alloc_mem,
1312 } /* encoder functions */
1313 };
