2 * Copyright (c) 2010 The VP8 project authors. All Rights Reserved.
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.
12 #include "vpx/vpx_codec.h"
13 #include "vpx/internal/vpx_codec_internal.h"
14 #include "vpx_version.h"
21 /* This value is a sentinel for determining whether the user has set a mode
22 * directly through the deprecated VP8E_SET_ENCODING_MODE control.
24 #define NO_MODE_SET 255
28 struct vpx_codec_pkt_list *pkt_list;
29 vp8e_encoding_mode encoding_mode; /** best, good, realtime */
30 int cpu_used; /** available cpu percentage in 1/16*/
31 unsigned int enable_auto_alt_ref; /** if encoder decides to uses alternate reference frame */
32 unsigned int noise_sensitivity;
33 unsigned int Sharpness;
34 unsigned int static_thresh;
35 unsigned int token_partitions;
36 unsigned int arnr_max_frames; /* alt_ref Noise Reduction Max Frame Count */
37 unsigned int arnr_strength; /* alt_ref Noise Reduction Strength */
38 unsigned int arnr_type; /* alt_ref filter type */
42 struct extraconfig_map
45 struct vp8_extracfg cfg;
48 static const struct extraconfig_map extracfg_map[] =
54 #if !(CONFIG_REALTIME_ONLY)
55 VP8_BEST_QUALITY_ENCODING, /* Encoding Mode */
58 VP8_REAL_TIME_ENCODING, /* Encoding Mode */
61 0, /* enable_auto_alt_ref */
62 0, /* noise_sensitivity */
64 0, /* static_thresh */
65 VP8_ONE_TOKENPARTITION, /* token_partitions */
66 0, /* arnr_max_frames */
67 0, /* arnr_strength */
73 struct vpx_codec_alg_priv
75 vpx_codec_priv_t base;
76 vpx_codec_enc_cfg_t cfg;
77 struct vp8_extracfg vp8_cfg;
80 unsigned char *cx_data;
81 unsigned int cx_data_sz;
82 vpx_image_t preview_img;
83 unsigned int next_frame_flag;
84 vp8_postproc_cfg_t preview_ppcfg;
85 vpx_codec_pkt_list_decl(64) pkt_list; // changed to accomendate the maximum number of lagged frames allowed
87 unsigned int fixed_kf_cntr;
91 static vpx_codec_err_t
92 update_error_state(vpx_codec_alg_priv_t *ctx,
93 const struct vpx_internal_error_info *error)
97 if ((res = error->error_code))
98 ctx->base.err_detail = error->has_detail
106 #define ERROR(str) do {\
107 ctx->base.err_detail = str;\
108 return VPX_CODEC_INVALID_PARAM;\
111 #define RANGE_CHECK(p,memb,lo,hi) do {\
112 if(!(((p)->memb == lo || (p)->memb > (lo)) && (p)->memb <= hi)) \
113 ERROR(#memb " out of range ["#lo".."#hi"]");\
116 #define RANGE_CHECK_LO(p,memb,lo) do {\
117 if(!((p)->memb >= (lo))) \
118 ERROR(#memb " out of range ["#lo"..]");\
121 #define RANGE_CHECK_BOOL(p,memb) do {\
122 if(!!((p)->memb) != (p)->memb) ERROR(#memb " expected boolean");\
125 static vpx_codec_err_t validate_config(vpx_codec_alg_priv_t *ctx,
126 const vpx_codec_enc_cfg_t *cfg,
127 const struct vp8_extracfg *vp8_cfg)
129 RANGE_CHECK(cfg, g_w, 2, 16384);
130 RANGE_CHECK(cfg, g_h, 2, 16384);
131 RANGE_CHECK(cfg, g_timebase.den, 1, 1000000000);
132 RANGE_CHECK(cfg, g_timebase.num, 1, cfg->g_timebase.den);
133 RANGE_CHECK(cfg, g_profile, 0, 3);
134 RANGE_CHECK(cfg, rc_min_quantizer, 0, 63);
135 RANGE_CHECK(cfg, rc_max_quantizer, 0, 63);
136 RANGE_CHECK(cfg, g_threads, 0, 64);
137 #if !(CONFIG_REALTIME_ONLY)
138 RANGE_CHECK(cfg, g_lag_in_frames, 0, 25);
140 RANGE_CHECK(cfg, g_lag_in_frames, 0, 0);
142 RANGE_CHECK(cfg, rc_end_usage, VPX_VBR, VPX_CBR);
143 RANGE_CHECK(cfg, rc_undershoot_pct, 0, 100);
144 RANGE_CHECK(cfg, rc_2pass_vbr_bias_pct, 0, 100);
145 RANGE_CHECK(cfg, kf_mode, VPX_KF_DISABLED, VPX_KF_AUTO);
146 //RANGE_CHECK_BOOL(cfg, g_delete_firstpassfile);
147 RANGE_CHECK_BOOL(cfg, rc_resize_allowed);
148 RANGE_CHECK(cfg, rc_dropframe_thresh, 0, 100);
149 RANGE_CHECK(cfg, rc_resize_up_thresh, 0, 100);
150 RANGE_CHECK(cfg, rc_resize_down_thresh, 0, 100);
151 #if !(CONFIG_REALTIME_ONLY)
152 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_LAST_PASS);
154 RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_ONE_PASS);
157 /* VP8 does not support a lower bound on the keyframe interval in
158 * automatic keyframe placement mode.
160 if (cfg->kf_mode != VPX_KF_DISABLED && cfg->kf_min_dist != cfg->kf_max_dist
161 && cfg->kf_min_dist > 0)
162 ERROR("kf_min_dist not supported in auto mode, use 0 "
163 "or kf_max_dist instead.");
165 RANGE_CHECK_BOOL(vp8_cfg, enable_auto_alt_ref);
166 #if !(CONFIG_REALTIME_ONLY)
167 RANGE_CHECK(vp8_cfg, encoding_mode, VP8_BEST_QUALITY_ENCODING, VP8_REAL_TIME_ENCODING);
168 RANGE_CHECK(vp8_cfg, cpu_used, -16, 16);
169 RANGE_CHECK(vp8_cfg, noise_sensitivity, 0, 6);
171 RANGE_CHECK(vp8_cfg, encoding_mode, VP8_REAL_TIME_ENCODING, VP8_REAL_TIME_ENCODING);
173 if (!((vp8_cfg->cpu_used >= -16 && vp8_cfg->cpu_used <= -4) || (vp8_cfg->cpu_used >= 4 && vp8_cfg->cpu_used <= 16)))
174 ERROR("cpu_used out of range [-16..-4] or [4..16]");
176 RANGE_CHECK(vp8_cfg, noise_sensitivity, 0, 0);
179 RANGE_CHECK(vp8_cfg, token_partitions, VP8_ONE_TOKENPARTITION, VP8_EIGHT_TOKENPARTITION);
180 RANGE_CHECK(vp8_cfg, Sharpness, 0, 7);
181 RANGE_CHECK(vp8_cfg, arnr_max_frames, 0, 15);
182 RANGE_CHECK(vp8_cfg, arnr_strength, 0, 6);
183 RANGE_CHECK(vp8_cfg, arnr_type, 0, 0xffffffff);
185 if (cfg->g_pass == VPX_RC_LAST_PASS)
187 int n_doubles = cfg->rc_twopass_stats_in.sz / sizeof(double);
188 int n_packets = cfg->rc_twopass_stats_in.sz / sizeof(FIRSTPASS_STATS);
191 if (!cfg->rc_twopass_stats_in.buf)
192 ERROR("rc_twopass_stats_in.buf not set.");
194 if (cfg->rc_twopass_stats_in.sz % sizeof(FIRSTPASS_STATS))
195 ERROR("rc_twopass_stats_in.sz indicates truncated packet.");
197 if (cfg->rc_twopass_stats_in.sz < 2 * sizeof(FIRSTPASS_STATS))
198 ERROR("rc_twopass_stats_in requires at least two packets.");
200 frames = ((double *)cfg->rc_twopass_stats_in.buf)[n_doubles - 1];
202 if ((int)(frames + 0.5) != n_packets - 1)
203 ERROR("rc_twopass_stats_in missing EOS stats packet");
210 static vpx_codec_err_t validate_img(vpx_codec_alg_priv_t *ctx,
211 const vpx_image_t *img)
215 case VPX_IMG_FMT_YV12:
216 case VPX_IMG_FMT_I420:
217 case VPX_IMG_FMT_VPXI420:
218 case VPX_IMG_FMT_VPXYV12:
221 ERROR("Invalid image format. Only YV12 and I420 images are supported");
224 if ((img->d_w != ctx->cfg.g_w) || (img->d_h != ctx->cfg.g_h))
225 ERROR("Image size must match encoder init configuration size");
231 static vpx_codec_err_t set_vp8e_config(VP8_CONFIG *oxcf,
232 vpx_codec_enc_cfg_t cfg,
233 struct vp8_extracfg vp8_cfg)
235 oxcf->multi_threaded = cfg.g_threads;
236 oxcf->Version = cfg.g_profile;
238 oxcf->Width = cfg.g_w;
239 oxcf->Height = cfg.g_h;
240 /* guess a frame rate if out of whack, use 30 */
241 oxcf->frame_rate = (double)(cfg.g_timebase.den) / (double)(cfg.g_timebase.num);
243 if (oxcf->frame_rate > 180)
245 oxcf->frame_rate = 30;
248 oxcf->error_resilient_mode = cfg.g_error_resilient;
252 case VPX_RC_ONE_PASS:
253 oxcf->Mode = MODE_BESTQUALITY;
255 case VPX_RC_FIRST_PASS:
256 oxcf->Mode = MODE_FIRSTPASS;
258 case VPX_RC_LAST_PASS:
259 oxcf->Mode = MODE_SECONDPASS_BEST;
263 if (cfg.g_pass == VPX_RC_FIRST_PASS)
266 oxcf->lag_in_frames = 0;
270 oxcf->allow_lag = (cfg.g_lag_in_frames) > 0;
271 oxcf->lag_in_frames = cfg.g_lag_in_frames;
274 oxcf->allow_df = (cfg.rc_dropframe_thresh > 0);
275 oxcf->drop_frames_water_mark = cfg.rc_dropframe_thresh;
277 oxcf->allow_spatial_resampling = cfg.rc_resize_allowed;
278 oxcf->resample_up_water_mark = cfg.rc_resize_up_thresh;
279 oxcf->resample_down_water_mark = cfg.rc_resize_down_thresh;
281 if (cfg.rc_end_usage == VPX_VBR)
283 oxcf->end_usage = USAGE_LOCAL_FILE_PLAYBACK;
285 else if (cfg.rc_end_usage == VPX_CBR)
287 oxcf->end_usage = USAGE_STREAM_FROM_SERVER;
290 oxcf->target_bandwidth = cfg.rc_target_bitrate;
292 oxcf->best_allowed_q = cfg.rc_min_quantizer;
293 oxcf->worst_allowed_q = cfg.rc_max_quantizer;
296 oxcf->under_shoot_pct = cfg.rc_undershoot_pct;
297 //oxcf->over_shoot_pct = cfg.rc_overshoot_pct;
299 oxcf->maximum_buffer_size = cfg.rc_buf_sz;
300 oxcf->starting_buffer_level = cfg.rc_buf_initial_sz;
301 oxcf->optimal_buffer_level = cfg.rc_buf_optimal_sz;
303 oxcf->two_pass_vbrbias = cfg.rc_2pass_vbr_bias_pct;
304 oxcf->two_pass_vbrmin_section = cfg.rc_2pass_vbr_minsection_pct;
305 oxcf->two_pass_vbrmax_section = cfg.rc_2pass_vbr_maxsection_pct;
307 oxcf->auto_key = cfg.kf_mode == VPX_KF_AUTO
308 && cfg.kf_min_dist != cfg.kf_max_dist;
309 //oxcf->kf_min_dist = cfg.kf_min_dis;
310 oxcf->key_freq = cfg.kf_max_dist;
312 //oxcf->delete_first_pass_file = cfg.g_delete_firstpassfile;
313 //strcpy(oxcf->first_pass_file, cfg.g_firstpass_file);
315 oxcf->cpu_used = vp8_cfg.cpu_used;
316 oxcf->encode_breakout = vp8_cfg.static_thresh;
317 oxcf->play_alternate = vp8_cfg.enable_auto_alt_ref;
318 oxcf->noise_sensitivity = vp8_cfg.noise_sensitivity;
319 oxcf->Sharpness = vp8_cfg.Sharpness;
320 oxcf->token_partitions = vp8_cfg.token_partitions;
322 oxcf->two_pass_stats_in = cfg.rc_twopass_stats_in;
323 oxcf->output_pkt_list = vp8_cfg.pkt_list;
325 oxcf->arnr_max_frames = vp8_cfg.arnr_max_frames;
326 oxcf->arnr_strength = vp8_cfg.arnr_strength;
327 oxcf->arnr_type = vp8_cfg.arnr_type;
331 printf("Current VP8 Settings: \n");
332 printf("target_bandwidth: %d\n", oxcf->target_bandwidth);
333 printf("noise_sensitivity: %d\n", oxcf->noise_sensitivity);
334 printf("Sharpness: %d\n", oxcf->Sharpness);
335 printf("cpu_used: %d\n", oxcf->cpu_used);
336 printf("Mode: %d\n", oxcf->Mode);
337 printf("delete_first_pass_file: %d\n", oxcf->delete_first_pass_file);
338 printf("auto_key: %d\n", oxcf->auto_key);
339 printf("key_freq: %d\n", oxcf->key_freq);
340 printf("end_usage: %d\n", oxcf->end_usage);
341 printf("under_shoot_pct: %d\n", oxcf->under_shoot_pct);
342 printf("starting_buffer_level: %d\n", oxcf->starting_buffer_level);
343 printf("optimal_buffer_level: %d\n", oxcf->optimal_buffer_level);
344 printf("maximum_buffer_size: %d\n", oxcf->maximum_buffer_size);
345 printf("fixed_q: %d\n", oxcf->fixed_q);
346 printf("worst_allowed_q: %d\n", oxcf->worst_allowed_q);
347 printf("best_allowed_q: %d\n", oxcf->best_allowed_q);
348 printf("allow_spatial_resampling: %d\n", oxcf->allow_spatial_resampling);
349 printf("resample_down_water_mark: %d\n", oxcf->resample_down_water_mark);
350 printf("resample_up_water_mark: %d\n", oxcf->resample_up_water_mark);
351 printf("allow_df: %d\n", oxcf->allow_df);
352 printf("drop_frames_water_mark: %d\n", oxcf->drop_frames_water_mark);
353 printf("two_pass_vbrbias: %d\n", oxcf->two_pass_vbrbias);
354 printf("two_pass_vbrmin_section: %d\n", oxcf->two_pass_vbrmin_section);
355 printf("two_pass_vbrmax_section: %d\n", oxcf->two_pass_vbrmax_section);
356 printf("allow_lag: %d\n", oxcf->allow_lag);
357 printf("lag_in_frames: %d\n", oxcf->lag_in_frames);
358 printf("play_alternate: %d\n", oxcf->play_alternate);
359 printf("Version: %d\n", oxcf->Version);
360 printf("multi_threaded: %d\n", oxcf->multi_threaded);
361 printf("encode_breakout: %d\n", oxcf->encode_breakout);
366 static vpx_codec_err_t vp8e_set_config(vpx_codec_alg_priv_t *ctx,
367 const vpx_codec_enc_cfg_t *cfg)
371 if ((cfg->g_w != ctx->cfg.g_w) || (cfg->g_h != ctx->cfg.g_h))
372 ERROR("Cannot change width or height after initialization");
374 /* Prevent increasing lag_in_frames. This check is stricter than it needs
375 * to be -- the limit is not increasing past the first lag_in_frames
376 * value, but we don't track the initial config, only the last successful
379 if ((cfg->g_lag_in_frames > ctx->cfg.g_lag_in_frames))
380 ERROR("Cannot increase lag_in_frames");
382 res = validate_config(ctx, cfg, &ctx->vp8_cfg);
387 set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg);
388 vp8_change_config(ctx->cpi, &ctx->oxcf);
395 int vp8_reverse_trans(int);
398 static vpx_codec_err_t get_param(vpx_codec_alg_priv_t *ctx,
402 void *arg = va_arg(args, void *);
404 #define MAP(id, var) case id: *(RECAST(id, arg)) = var; break
407 return VPX_CODEC_INVALID_PARAM;
411 MAP(VP8E_GET_LAST_QUANTIZER, vp8_get_quantizer(ctx->cpi));
412 MAP(VP8E_GET_LAST_QUANTIZER_64, vp8_reverse_trans(vp8_get_quantizer(ctx->cpi)));
420 static vpx_codec_err_t set_param(vpx_codec_alg_priv_t *ctx,
424 vpx_codec_err_t res = VPX_CODEC_OK;
425 struct vp8_extracfg xcfg = ctx->vp8_cfg;
427 #define MAP(id, var) case id: var = CAST(id, args); break;
431 MAP(VP8E_SET_ENCODING_MODE, ctx->deprecated_mode);
432 MAP(VP8E_SET_CPUUSED, xcfg.cpu_used);
433 MAP(VP8E_SET_ENABLEAUTOALTREF, xcfg.enable_auto_alt_ref);
434 MAP(VP8E_SET_NOISE_SENSITIVITY, xcfg.noise_sensitivity);
435 MAP(VP8E_SET_SHARPNESS, xcfg.Sharpness);
436 MAP(VP8E_SET_STATIC_THRESHOLD, xcfg.static_thresh);
437 MAP(VP8E_SET_TOKEN_PARTITIONS, xcfg.token_partitions);
439 MAP(VP8E_SET_ARNR_MAXFRAMES, xcfg.arnr_max_frames);
440 MAP(VP8E_SET_ARNR_STRENGTH , xcfg.arnr_strength);
441 MAP(VP8E_SET_ARNR_TYPE , xcfg.arnr_type);
445 res = validate_config(ctx, &ctx->cfg, &xcfg);
450 set_vp8e_config(&ctx->oxcf, ctx->cfg, ctx->vp8_cfg);
451 vp8_change_config(ctx->cpi, &ctx->oxcf);
457 static vpx_codec_err_t vp8e_init(vpx_codec_ctx_t *ctx)
459 vpx_codec_err_t res = VPX_DEC_OK;
460 struct vpx_codec_alg_priv *priv;
461 vpx_codec_enc_cfg_t *cfg;
468 priv = calloc(1, sizeof(struct vpx_codec_alg_priv));
472 ctx->priv = &priv->base;
473 ctx->priv->sz = sizeof(*ctx->priv);
474 ctx->priv->iface = ctx->iface;
475 ctx->priv->alg_priv = priv;
476 ctx->priv->init_flags = ctx->init_flags;
480 /* Update the reference to the config structure to an
483 ctx->priv->alg_priv->cfg = *ctx->config.enc;
484 ctx->config.enc = &ctx->priv->alg_priv->cfg;
487 cfg = &ctx->priv->alg_priv->cfg;
489 /* Select the extra vp6 configuration table based on the current
490 * usage value. If the current usage value isn't found, use the
491 * values for usage case 0.
494 extracfg_map[i].usage && extracfg_map[i].usage != cfg->g_usage;
497 priv->vp8_cfg = extracfg_map[i].cfg;
498 priv->vp8_cfg.pkt_list = &priv->pkt_list.head;
500 priv->cx_data_sz = priv->cfg.g_w * priv->cfg.g_h * 3 / 2 * 2;
502 if (priv->cx_data_sz < 4096) priv->cx_data_sz = 4096;
504 priv->cx_data = malloc(priv->cx_data_sz);
505 priv->deprecated_mode = NO_MODE_SET;
509 res = validate_config(priv, &priv->cfg, &priv->vp8_cfg);
513 set_vp8e_config(&ctx->priv->alg_priv->oxcf, ctx->priv->alg_priv->cfg, ctx->priv->alg_priv->vp8_cfg);
514 optr = vp8_create_compressor(&ctx->priv->alg_priv->oxcf);
517 res = VPX_CODEC_MEM_ERROR;
519 ctx->priv->alg_priv->cpi = optr;
527 static vpx_codec_err_t vp8e_destroy(vpx_codec_alg_priv_t *ctx)
531 vp8_remove_compressor(&ctx->cpi);
536 static vpx_codec_err_t image2yuvconfig(const vpx_image_t *img,
537 YV12_BUFFER_CONFIG *yv12)
539 vpx_codec_err_t res = VPX_CODEC_OK;
540 yv12->y_buffer = img->planes[VPX_PLANE_Y];
541 yv12->u_buffer = img->planes[VPX_PLANE_U];
542 yv12->v_buffer = img->planes[VPX_PLANE_V];
544 yv12->y_width = img->d_w;
545 yv12->y_height = img->d_h;
546 yv12->uv_width = (1 + yv12->y_width) / 2;
547 yv12->uv_height = (1 + yv12->y_height) / 2;
549 yv12->y_stride = img->stride[VPX_PLANE_Y];
550 yv12->uv_stride = img->stride[VPX_PLANE_U];
552 yv12->border = (img->stride[VPX_PLANE_Y] - img->w) / 2;
553 yv12->clrtype = (img->fmt == VPX_IMG_FMT_VPXI420 || img->fmt == VPX_IMG_FMT_VPXYV12); //REG_YUV = 0
557 static void pick_quickcompress_mode(vpx_codec_alg_priv_t *ctx,
558 unsigned long duration,
559 unsigned long deadline)
563 #if !(CONFIG_REALTIME_ONLY)
564 /* Use best quality mode if no deadline is given. */
565 new_qc = MODE_BESTQUALITY;
569 uint64_t duration_us;
571 /* Convert duration parameter from stream timebase to microseconds */
572 duration_us = (uint64_t)duration * 1000000
573 * (uint64_t)ctx->cfg.g_timebase.num
574 / (uint64_t)ctx->cfg.g_timebase.den;
576 /* If the deadline is more that the duration this frame is to be shown,
577 * use good quality mode. Otherwise use realtime mode.
579 new_qc = (deadline > duration_us) ? MODE_GOODQUALITY : MODE_REALTIME;
583 new_qc = MODE_REALTIME;
586 switch (ctx->deprecated_mode)
588 case VP8_BEST_QUALITY_ENCODING:
589 new_qc = MODE_BESTQUALITY;
591 case VP8_GOOD_QUALITY_ENCODING:
592 new_qc = MODE_GOODQUALITY;
594 case VP8_REAL_TIME_ENCODING:
595 new_qc = MODE_REALTIME;
599 if (ctx->cfg.g_pass == VPX_RC_FIRST_PASS)
600 new_qc = MODE_FIRSTPASS;
601 else if (ctx->cfg.g_pass == VPX_RC_LAST_PASS)
602 new_qc = (new_qc == MODE_BESTQUALITY)
603 ? MODE_SECONDPASS_BEST
606 if (ctx->oxcf.Mode != new_qc)
608 ctx->oxcf.Mode = new_qc;
609 vp8_change_config(ctx->cpi, &ctx->oxcf);
614 static vpx_codec_err_t vp8e_encode(vpx_codec_alg_priv_t *ctx,
615 const vpx_image_t *img,
617 unsigned long duration,
618 vpx_enc_frame_flags_t flags,
619 unsigned long deadline)
621 vpx_codec_err_t res = VPX_CODEC_OK;
624 res = validate_img(ctx, img);
626 pick_quickcompress_mode(ctx, duration, deadline);
627 vpx_codec_pkt_list_init(&ctx->pkt_list);
630 if (((flags & VP8_EFLAG_NO_UPD_GF) && (flags & VP8_EFLAG_FORCE_GF))
631 || ((flags & VP8_EFLAG_NO_UPD_ARF) && (flags & VP8_EFLAG_FORCE_ARF)))
633 ctx->base.err_detail = "Conflicting flags.";
634 return VPX_CODEC_INVALID_PARAM;
637 if (flags & (VP8_EFLAG_NO_REF_LAST | VP8_EFLAG_NO_REF_GF
638 | VP8_EFLAG_NO_REF_ARF))
642 if (flags & VP8_EFLAG_NO_REF_LAST)
643 ref ^= VP8_LAST_FLAG;
645 if (flags & VP8_EFLAG_NO_REF_GF)
646 ref ^= VP8_GOLD_FLAG;
648 if (flags & VP8_EFLAG_NO_REF_ARF)
651 vp8_use_as_reference(ctx->cpi, ref);
654 if (flags & (VP8_EFLAG_NO_UPD_LAST | VP8_EFLAG_NO_UPD_GF
655 | VP8_EFLAG_NO_UPD_ARF | VP8_EFLAG_FORCE_GF
656 | VP8_EFLAG_FORCE_ARF))
660 if (flags & VP8_EFLAG_NO_UPD_LAST)
661 upd ^= VP8_LAST_FLAG;
663 if (flags & VP8_EFLAG_NO_UPD_GF)
664 upd ^= VP8_GOLD_FLAG;
666 if (flags & VP8_EFLAG_NO_UPD_ARF)
669 vp8_update_reference(ctx->cpi, upd);
672 if (flags & VP8_EFLAG_NO_UPD_ENTROPY)
674 vp8_update_entropy(ctx->cpi, 0);
677 /* Handle fixed keyframe intervals */
678 if (ctx->cfg.kf_mode == VPX_KF_AUTO
679 && ctx->cfg.kf_min_dist == ctx->cfg.kf_max_dist)
681 if (++ctx->fixed_kf_cntr > ctx->cfg.kf_min_dist)
683 flags |= VPX_EFLAG_FORCE_KF;
684 ctx->fixed_kf_cntr = 0;
688 /* Initialize the encoder instance on the first frame*/
689 if (!res && ctx->cpi)
691 unsigned int lib_flags;
692 YV12_BUFFER_CONFIG sd;
693 INT64 dst_time_stamp, dst_end_time_stamp;
694 unsigned long size, cx_data_sz;
695 unsigned char *cx_data;
697 /* Set up internal flags */
698 if (ctx->base.init_flags & VPX_CODEC_USE_PSNR)
699 ((VP8_COMP *)ctx->cpi)->b_calculate_psnr = 1;
701 /* Convert API flags to internal codec lib flags */
702 lib_flags = (flags & VPX_EFLAG_FORCE_KF) ? FRAMEFLAGS_KEY : 0;
704 /* vp8 use 10,000,000 ticks/second as time stamp */
705 dst_time_stamp = pts * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
706 dst_end_time_stamp = (pts + duration) * 10000000 * ctx->cfg.g_timebase.num / ctx->cfg.g_timebase.den;
710 res = image2yuvconfig(img, &sd);
712 if (vp8_receive_raw_frame(ctx->cpi, ctx->next_frame_flag | lib_flags,
713 &sd, dst_time_stamp, dst_end_time_stamp))
715 VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
716 res = update_error_state(ctx, &cpi->common.error);
719 /* reset for next frame */
720 ctx->next_frame_flag = 0;
723 cx_data = ctx->cx_data;
724 cx_data_sz = ctx->cx_data_sz;
727 while (cx_data_sz >= ctx->cx_data_sz / 2
728 && -1 != vp8_get_compressed_data(ctx->cpi, &lib_flags, &size, cx_data, &dst_time_stamp, &dst_end_time_stamp, !img))
732 vpx_codec_pts_t round, delta;
733 vpx_codec_cx_pkt_t pkt;
734 VP8_COMP *cpi = (VP8_COMP *)ctx->cpi;
736 /* Add the frame packet to the list of returned packets. */
737 round = 1000000 * ctx->cfg.g_timebase.num / 2 - 1;
738 delta = (dst_end_time_stamp - dst_time_stamp);
739 pkt.kind = VPX_CODEC_CX_FRAME_PKT;
740 pkt.data.frame.buf = cx_data;
741 pkt.data.frame.sz = size;
743 (dst_time_stamp * ctx->cfg.g_timebase.den + round)
744 / ctx->cfg.g_timebase.num / 10000000;
745 pkt.data.frame.duration =
746 (delta * ctx->cfg.g_timebase.den + round)
747 / ctx->cfg.g_timebase.num / 10000000;
748 pkt.data.frame.flags = lib_flags << 16;
750 if (lib_flags & FRAMEFLAGS_KEY)
751 pkt.data.frame.flags |= VPX_FRAME_IS_KEY;
753 if (!cpi->common.show_frame)
755 pkt.data.frame.flags |= VPX_FRAME_IS_INVISIBLE;
757 // TODO: ideally this timestamp should be as close as
758 // possible to the prior PTS so that if a decoder uses
759 // pts to schedule when to do this, we start right after
760 // last frame was decoded. Maybe should be set to
761 // last time stamp. Invisible frames have no duration..
762 pkt.data.frame.pts --;
763 pkt.data.frame.duration = 0;
766 vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
768 //printf("timestamp: %lld, duration: %d\n", pkt->data.frame.pts, pkt->data.frame.duration);
779 static const vpx_codec_cx_pkt_t *vp8e_get_cxdata(vpx_codec_alg_priv_t *ctx,
780 vpx_codec_iter_t *iter)
782 return vpx_codec_pkt_list_get(&ctx->pkt_list.head, iter);
785 static vpx_codec_err_t vp8e_set_reference(vpx_codec_alg_priv_t *ctx,
789 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
793 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
794 YV12_BUFFER_CONFIG sd;
796 image2yuvconfig(&frame->img, &sd);
797 vp8_set_reference(ctx->cpi, frame->frame_type, &sd);
801 return VPX_CODEC_INVALID_PARAM;
805 static vpx_codec_err_t vp8e_get_reference(vpx_codec_alg_priv_t *ctx,
810 vpx_ref_frame_t *data = va_arg(args, vpx_ref_frame_t *);
814 vpx_ref_frame_t *frame = (vpx_ref_frame_t *)data;
815 YV12_BUFFER_CONFIG sd;
817 image2yuvconfig(&frame->img, &sd);
818 vp8_get_reference(ctx->cpi, frame->frame_type, &sd);
822 return VPX_CODEC_INVALID_PARAM;
825 static vpx_codec_err_t vp8e_set_previewpp(vpx_codec_alg_priv_t *ctx,
830 vp8_postproc_cfg_t *data = va_arg(args, vp8_postproc_cfg_t *);
835 ctx->preview_ppcfg = *((vp8_postproc_cfg_t *)data);
839 return VPX_CODEC_INVALID_PARAM;
844 return VPX_CODEC_INCAPABLE;
849 static vpx_image_t *vp8e_get_preview(vpx_codec_alg_priv_t *ctx)
852 YV12_BUFFER_CONFIG sd;
854 if (0 == vp8_get_preview_raw_frame(ctx->cpi, &sd, ctx->preview_ppcfg.deblocking_level, ctx->preview_ppcfg.noise_level, ctx->preview_ppcfg.post_proc_flag))
858 vpx_img_wrap(&ctx->preview_img, VPX_IMG_FMT_YV12,
859 sd.y_width + 2*VP8BORDERINPIXELS,
860 sd.y_height + 2*VP8BORDERINPIXELS,
863 vpx_img_set_rect(&ctx->preview_img,
864 VP8BORDERINPIXELS, VP8BORDERINPIXELS,
865 sd.y_width, sd.y_height);
868 ctx->preview_img.bps = 12;
869 ctx->preview_img.planes[VPX_PLANE_Y] = sd.y_buffer;
870 ctx->preview_img.planes[VPX_PLANE_U] = sd.u_buffer;
871 ctx->preview_img.planes[VPX_PLANE_V] = sd.v_buffer;
873 if (sd.clrtype == REG_YUV)
874 ctx->preview_img.fmt = VPX_IMG_FMT_I420;
876 ctx->preview_img.fmt = VPX_IMG_FMT_VPXI420;
878 ctx->preview_img.x_chroma_shift = 1;
879 ctx->preview_img.y_chroma_shift = 1;
881 ctx->preview_img.d_w = ctx->cfg.g_w;
882 ctx->preview_img.d_h = ctx->cfg.g_h;
883 ctx->preview_img.stride[VPX_PLANE_Y] = sd.y_stride;
884 ctx->preview_img.stride[VPX_PLANE_U] = sd.uv_stride;
885 ctx->preview_img.stride[VPX_PLANE_V] = sd.uv_stride;
886 ctx->preview_img.w = sd.y_width;
887 ctx->preview_img.h = sd.y_height;
889 return &ctx->preview_img;
895 static vpx_codec_err_t vp8e_update_entropy(vpx_codec_alg_priv_t *ctx,
899 int update = va_arg(args, int);
900 vp8_update_entropy(ctx->cpi, update);
905 static vpx_codec_err_t vp8e_update_reference(vpx_codec_alg_priv_t *ctx,
909 int update = va_arg(args, int);
910 vp8_update_reference(ctx->cpi, update);
914 static vpx_codec_err_t vp8e_use_reference(vpx_codec_alg_priv_t *ctx,
918 int reference_flag = va_arg(args, int);
919 vp8_use_as_reference(ctx->cpi, reference_flag);
923 static vpx_codec_err_t vp8e_set_roi_map(vpx_codec_alg_priv_t *ctx,
927 vpx_roi_map_t *data = va_arg(args, vpx_roi_map_t *);
931 vpx_roi_map_t *roi = (vpx_roi_map_t *)data;
933 if (!vp8_set_roimap(ctx->cpi, roi->roi_map, roi->rows, roi->cols, roi->delta_q, roi->delta_lf, roi->static_threshold))
936 return VPX_CODEC_INVALID_PARAM;
939 return VPX_CODEC_INVALID_PARAM;
943 static vpx_codec_err_t vp8e_set_activemap(vpx_codec_alg_priv_t *ctx,
947 vpx_active_map_t *data = va_arg(args, vpx_active_map_t *);
952 vpx_active_map_t *map = (vpx_active_map_t *)data;
954 if (!vp8_set_active_map(ctx->cpi, map->active_map, map->rows, map->cols))
957 return VPX_CODEC_INVALID_PARAM;
960 return VPX_CODEC_INVALID_PARAM;
963 static vpx_codec_err_t vp8e_set_scalemode(vpx_codec_alg_priv_t *ctx,
968 vpx_scaling_mode_t *data = va_arg(args, vpx_scaling_mode_t *);
973 vpx_scaling_mode_t scalemode = *(vpx_scaling_mode_t *)data ;
974 res = vp8_set_internal_size(ctx->cpi, scalemode.h_scaling_mode, scalemode.v_scaling_mode);
978 /*force next frame a key frame to effect scaling mode */
979 ctx->next_frame_flag |= FRAMEFLAGS_KEY;
983 return VPX_CODEC_INVALID_PARAM;
986 return VPX_CODEC_INVALID_PARAM;
990 static vpx_codec_ctrl_fn_map_t vp8e_ctf_maps[] =
992 {VP8_SET_REFERENCE, vp8e_set_reference},
993 {VP8_COPY_REFERENCE, vp8e_get_reference},
994 {VP8_SET_POSTPROC, vp8e_set_previewpp},
995 {VP8E_UPD_ENTROPY, vp8e_update_entropy},
996 {VP8E_UPD_REFERENCE, vp8e_update_reference},
997 {VP8E_USE_REFERENCE, vp8e_use_reference},
998 {VP8E_SET_ROI_MAP, vp8e_set_roi_map},
999 {VP8E_SET_ACTIVEMAP, vp8e_set_activemap},
1000 {VP8E_SET_SCALEMODE, vp8e_set_scalemode},
1001 {VP8E_SET_ENCODING_MODE, set_param},
1002 {VP8E_SET_CPUUSED, set_param},
1003 {VP8E_SET_NOISE_SENSITIVITY, set_param},
1004 {VP8E_SET_ENABLEAUTOALTREF, set_param},
1005 {VP8E_SET_SHARPNESS, set_param},
1006 {VP8E_SET_STATIC_THRESHOLD, set_param},
1007 {VP8E_SET_TOKEN_PARTITIONS, set_param},
1008 {VP8E_GET_LAST_QUANTIZER, get_param},
1009 {VP8E_GET_LAST_QUANTIZER_64, get_param},
1010 {VP8E_SET_ARNR_MAXFRAMES, set_param},
1011 {VP8E_SET_ARNR_STRENGTH , set_param},
1012 {VP8E_SET_ARNR_TYPE , set_param},
1016 static vpx_codec_enc_cfg_map_t vp8e_usage_cfg_map[] =
1027 {1, 30}, /* g_timebase */
1029 0, /* g_error_resilient */
1031 VPX_RC_ONE_PASS, /* g_pass */
1033 0, /* g_lag_in_frames */
1035 0, /* rc_dropframe_thresh */
1036 0, /* rc_resize_allowed */
1037 60, /* rc_resize_down_thresold */
1038 30, /* rc_resize_up_thresold */
1040 VPX_VBR, /* rc_end_usage */
1041 #if VPX_ENCODER_ABI_VERSION > (1 + VPX_CODEC_ABI_VERSION)
1042 {0}, /* rc_twopass_stats_in */
1044 256, /* rc_target_bandwidth */
1046 4, /* rc_min_quantizer */
1047 63, /* rc_max_quantizer */
1049 95, /* rc_undershoot_pct */
1050 200, /* rc_overshoot_pct */
1052 6000, /* rc_max_buffer_size */
1053 4000, /* rc_buffer_initial_size; */
1054 5000, /* rc_buffer_optimal_size; */
1056 50, /* rc_two_pass_vbrbias */
1057 0, /* rc_two_pass_vbrmin_section */
1058 400, /* rc_two_pass_vbrmax_section */
1060 /* keyframing settings (kf) */
1061 VPX_KF_AUTO, /* g_kfmode*/
1062 0, /* kf_min_dist */
1063 9999, /* kf_max_dist */
1065 #if VPX_ENCODER_ABI_VERSION == (1 + VPX_CODEC_ABI_VERSION)
1066 1, /* g_delete_first_pass_file */
1067 "vp8.fpf" /* first pass filename */
1070 { -1, {NOT_IMPLEMENTED}}
1074 #ifndef VERSION_STRING
1075 #define VERSION_STRING
1077 vpx_codec_iface_t vpx_codec_vp8_cx_algo =
1079 "WebM Project VP8 Encoder" VERSION_STRING,
1080 VPX_CODEC_INTERNAL_ABI_VERSION,
1081 VPX_CODEC_CAP_ENCODER | VPX_CODEC_CAP_PSNR,
1082 /* vpx_codec_caps_t caps; */
1083 vp8e_init, /* vpx_codec_init_fn_t init; */
1084 vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */
1085 vp8e_ctf_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
1086 NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */
1087 NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */
1089 NOT_IMPLEMENTED, /* vpx_codec_peek_si_fn_t peek_si; */
1090 NOT_IMPLEMENTED, /* vpx_codec_get_si_fn_t get_si; */
1091 NOT_IMPLEMENTED, /* vpx_codec_decode_fn_t decode; */
1092 NOT_IMPLEMENTED, /* vpx_codec_frame_get_fn_t frame_get; */
1095 vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */
1096 vp8e_encode, /* vpx_codec_encode_fn_t encode; */
1097 vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */
1101 } /* encoder functions */
1106 * BEGIN BACKWARDS COMPATIBILITY SHIM.
1109 static vpx_codec_err_t api1_control(vpx_codec_alg_priv_t *ctx,
1113 vpx_codec_ctrl_fn_map_t *entry;
1117 case VP8E_SET_FLUSHFLAG:
1118 /* VP8 sample code did VP8E_SET_FLUSHFLAG followed by
1119 * vpx_codec_get_cx_data() rather than vpx_codec_encode().
1121 return vp8e_encode(ctx, NULL, 0, 0, 0, 0);
1122 case VP8E_SET_FRAMETYPE:
1123 ctx->base.enc.tbd |= FORCE_KEY;
1124 return VPX_CODEC_OK;
1127 for (entry = vp8e_ctf_maps; entry && entry->fn; entry++)
1129 if (!entry->ctrl_id || entry->ctrl_id == ctrl_id)
1131 return entry->fn(ctx, ctrl_id, args);
1135 return VPX_CODEC_ERROR;
1139 static vpx_codec_ctrl_fn_map_t api1_ctrl_maps[] =
1146 static vpx_codec_err_t api1_encode(vpx_codec_alg_priv_t *ctx,
1147 const vpx_image_t *img,
1148 vpx_codec_pts_t pts,
1149 unsigned long duration,
1150 vpx_enc_frame_flags_t flags,
1151 unsigned long deadline)
1153 int force = ctx->base.enc.tbd;
1155 ctx->base.enc.tbd = 0;
1161 flags | ((force & FORCE_KEY) ? VPX_EFLAG_FORCE_KF : 0),
1166 vpx_codec_iface_t vpx_enc_vp8_algo =
1168 "WebM Project VP8 Encoder (Deprecated API)" VERSION_STRING,
1169 VPX_CODEC_INTERNAL_ABI_VERSION,
1170 VPX_CODEC_CAP_ENCODER,
1171 /* vpx_codec_caps_t caps; */
1172 vp8e_init, /* vpx_codec_init_fn_t init; */
1173 vp8e_destroy, /* vpx_codec_destroy_fn_t destroy; */
1174 api1_ctrl_maps, /* vpx_codec_ctrl_fn_map_t *ctrl_maps; */
1175 NOT_IMPLEMENTED, /* vpx_codec_get_mmap_fn_t get_mmap; */
1176 NOT_IMPLEMENTED, /* vpx_codec_set_mmap_fn_t set_mmap; */
1177 {NOT_IMPLEMENTED}, /* decoder functions */
1179 vp8e_usage_cfg_map, /* vpx_codec_enc_cfg_map_t peek_si; */
1180 api1_encode, /* vpx_codec_encode_fn_t encode; */
1181 vp8e_get_cxdata, /* vpx_codec_get_cx_data_fn_t frame_get; */
1185 } /* encoder functions */