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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 #include <stdlib.h>
12 #include <string.h>
13 
14 #include "./vpx_config.h"
15 #include "vpx/vpx_encoder.h"
16 #include "vpx/vpx_ext_ratectrl.h"
17 #include "vpx_dsp/psnr.h"
18 #include "vpx_ports/static_assert.h"
19 #include "vpx_ports/system_state.h"
20 #include "vpx_util/vpx_timestamp.h"
21 #include "vpx/internal/vpx_codec_internal.h"
22 #include "./vpx_version.h"
23 #include "vp9/encoder/vp9_encoder.h"
24 #include "vpx/vp8cx.h"
25 #include "vp9/common/vp9_alloccommon.h"
26 #include "vp9/vp9_cx_iface.h"
27 #include "vp9/encoder/vp9_firstpass.h"
28 #include "vp9/encoder/vp9_lookahead.h"
29 #include "vp9/vp9_cx_iface.h"
30 #include "vp9/vp9_iface_common.h"
31 
32 #include "vpx/vpx_tpl.h"
33 
34 typedef struct vp9_extracfg {
35   int cpu_used;  // available cpu percentage in 1/16
36   unsigned int enable_auto_alt_ref;
37   unsigned int noise_sensitivity;
38   unsigned int sharpness;
39   unsigned int static_thresh;
40   unsigned int tile_columns;
41   unsigned int tile_rows;
42   unsigned int enable_tpl_model;
43   unsigned int arnr_max_frames;
44   unsigned int arnr_strength;
45   unsigned int min_gf_interval;
46   unsigned int max_gf_interval;
47   vp8e_tuning tuning;
48   unsigned int cq_level;  // constrained quality level
49   unsigned int rc_max_intra_bitrate_pct;
50   unsigned int rc_max_inter_bitrate_pct;
51   unsigned int gf_cbr_boost_pct;
52   unsigned int lossless;
53   unsigned int target_level;
54   unsigned int frame_parallel_decoding_mode;
55   AQ_MODE aq_mode;
56   int alt_ref_aq;
57   unsigned int frame_periodic_boost;
58   vpx_bit_depth_t bit_depth;
59   vp9e_tune_content content;
60   vpx_color_space_t color_space;
61   vpx_color_range_t color_range;
62   int render_width;
63   int render_height;
64   unsigned int row_mt;
65   unsigned int motion_vector_unit_test;
66   int delta_q_uv;
67 } vp9_extracfg;
68 
69 static struct vp9_extracfg default_extra_cfg = {
70 #if CONFIG_REALTIME_ONLY
71   5,  // cpu_used
72 #else
73   0,  // cpu_used
74 #endif
75   1,                     // enable_auto_alt_ref
76   0,                     // noise_sensitivity
77   0,                     // sharpness
78   0,                     // static_thresh
79   6,                     // tile_columns
80   0,                     // tile_rows
81   1,                     // enable_tpl_model
82   7,                     // arnr_max_frames
83   5,                     // arnr_strength
84   0,                     // min_gf_interval; 0 -> default decision
85   0,                     // max_gf_interval; 0 -> default decision
86   VP8_TUNE_PSNR,         // tuning
87   10,                    // cq_level
88   0,                     // rc_max_intra_bitrate_pct
89   0,                     // rc_max_inter_bitrate_pct
90   0,                     // gf_cbr_boost_pct
91   0,                     // lossless
92   255,                   // target_level
93   1,                     // frame_parallel_decoding_mode
94   NO_AQ,                 // aq_mode
95   0,                     // alt_ref_aq
96   0,                     // frame_periodic_delta_q
97   VPX_BITS_8,            // Bit depth
98   VP9E_CONTENT_DEFAULT,  // content
99   VPX_CS_UNKNOWN,        // color space
100   0,                     // color range
101   0,                     // render width
102   0,                     // render height
103   0,                     // row_mt
104   0,                     // motion_vector_unit_test
105   0,                     // delta_q_uv
106 };
107 
108 struct vpx_codec_alg_priv {
109   vpx_codec_priv_t base;
110   vpx_codec_enc_cfg_t cfg;
111   struct vp9_extracfg extra_cfg;
112   vpx_rational64_t timestamp_ratio;
113   vpx_codec_pts_t pts_offset;
114   unsigned char pts_offset_initialized;
115   VP9EncoderConfig oxcf;
116   VP9_COMP *cpi;
117   unsigned char *cx_data;
118   size_t cx_data_sz;
119   unsigned char *pending_cx_data;
120   size_t pending_cx_data_sz;
121   int pending_frame_count;
122   size_t pending_frame_sizes[8];
123   size_t pending_frame_magnitude;
124   vpx_image_t preview_img;
125   vpx_enc_frame_flags_t next_frame_flags;
126   vp8_postproc_cfg_t preview_ppcfg;
127   vpx_codec_pkt_list_decl(256) pkt_list;
128   unsigned int fixed_kf_cntr;
129   vpx_codec_priv_output_cx_pkt_cb_pair_t output_cx_pkt_cb;
130   // BufferPool that holds all reference frames.
131   BufferPool *buffer_pool;
132   vpx_fixed_buf_t global_headers;
133   int global_header_subsampling;
134 };
135 
136 // Called by encoder_set_config() and encoder_encode() only. Must not be called
137 // by encoder_init().
update_error_state(vpx_codec_alg_priv_t * ctx,const struct vpx_internal_error_info * error)138 static vpx_codec_err_t update_error_state(
139     vpx_codec_alg_priv_t *ctx, const struct vpx_internal_error_info *error) {
140   const vpx_codec_err_t res = error->error_code;
141 
142   if (res != VPX_CODEC_OK)
143     ctx->base.err_detail = error->has_detail ? error->detail : NULL;
144 
145   return res;
146 }
147 
148 #undef ERROR
149 #define ERROR(str)                  \
150   do {                              \
151     ctx->base.err_detail = str;     \
152     return VPX_CODEC_INVALID_PARAM; \
153   } while (0)
154 
155 #define RANGE_CHECK(p, memb, lo, hi)                                     \
156   do {                                                                   \
157     if (!(((p)->memb == (lo) || (p)->memb > (lo)) && (p)->memb <= (hi))) \
158       ERROR(#memb " out of range [" #lo ".." #hi "]");                   \
159   } while (0)
160 
161 #define RANGE_CHECK_HI(p, memb, hi)                                     \
162   do {                                                                  \
163     if (!((p)->memb <= (hi))) ERROR(#memb " out of range [.." #hi "]"); \
164   } while (0)
165 
166 #define RANGE_CHECK_LO(p, memb, lo)                                     \
167   do {                                                                  \
168     if (!((p)->memb >= (lo))) ERROR(#memb " out of range [" #lo "..]"); \
169   } while (0)
170 
171 #define RANGE_CHECK_BOOL(p, memb)                                     \
172   do {                                                                \
173     if (!!((p)->memb) != (p)->memb) ERROR(#memb " expected boolean"); \
174   } while (0)
175 
validate_config(vpx_codec_alg_priv_t * ctx,const vpx_codec_enc_cfg_t * cfg,const struct vp9_extracfg * extra_cfg)176 static vpx_codec_err_t validate_config(vpx_codec_alg_priv_t *ctx,
177                                        const vpx_codec_enc_cfg_t *cfg,
178                                        const struct vp9_extracfg *extra_cfg) {
179   RANGE_CHECK(cfg, g_w, 1, 65536);  // 16 bits available
180   RANGE_CHECK(cfg, g_h, 1, 65536);  // 16 bits available
181   RANGE_CHECK(cfg, g_timebase.den, 1, 1000000000);
182   RANGE_CHECK(cfg, g_timebase.num, 1, 1000000000);
183   RANGE_CHECK_HI(cfg, g_profile, 3);
184 
185   RANGE_CHECK_HI(cfg, rc_max_quantizer, 63);
186   RANGE_CHECK_HI(cfg, rc_min_quantizer, cfg->rc_max_quantizer);
187   RANGE_CHECK_BOOL(extra_cfg, lossless);
188   RANGE_CHECK_BOOL(extra_cfg, frame_parallel_decoding_mode);
189   RANGE_CHECK(extra_cfg, aq_mode, 0, AQ_MODE_COUNT - 2);
190   RANGE_CHECK(extra_cfg, alt_ref_aq, 0, 1);
191   RANGE_CHECK(extra_cfg, frame_periodic_boost, 0, 1);
192   RANGE_CHECK_HI(cfg, g_threads, 64);
193   RANGE_CHECK_HI(cfg, g_lag_in_frames, MAX_LAG_BUFFERS);
194   RANGE_CHECK(cfg, rc_end_usage, VPX_VBR, VPX_Q);
195   RANGE_CHECK_HI(cfg, rc_undershoot_pct, 100);
196   RANGE_CHECK_HI(cfg, rc_overshoot_pct, 100);
197   RANGE_CHECK_HI(cfg, rc_2pass_vbr_bias_pct, 100);
198   RANGE_CHECK(cfg, rc_2pass_vbr_corpus_complexity, 0, 10000);
199   RANGE_CHECK(cfg, kf_mode, VPX_KF_DISABLED, VPX_KF_AUTO);
200   RANGE_CHECK_BOOL(cfg, rc_resize_allowed);
201   RANGE_CHECK_HI(cfg, rc_dropframe_thresh, 100);
202   RANGE_CHECK_HI(cfg, rc_resize_up_thresh, 100);
203   RANGE_CHECK_HI(cfg, rc_resize_down_thresh, 100);
204 #if CONFIG_REALTIME_ONLY
205   RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_ONE_PASS);
206 #else
207   RANGE_CHECK(cfg, g_pass, VPX_RC_ONE_PASS, VPX_RC_LAST_PASS);
208 #endif
209   RANGE_CHECK(extra_cfg, min_gf_interval, 0, (MAX_LAG_BUFFERS - 1));
210   RANGE_CHECK(extra_cfg, max_gf_interval, 0, (MAX_LAG_BUFFERS - 1));
211   if (extra_cfg->max_gf_interval > 0) {
212     RANGE_CHECK(extra_cfg, max_gf_interval, 2, (MAX_LAG_BUFFERS - 1));
213   }
214   if (extra_cfg->min_gf_interval > 0 && extra_cfg->max_gf_interval > 0) {
215     RANGE_CHECK(extra_cfg, max_gf_interval, extra_cfg->min_gf_interval,
216                 (MAX_LAG_BUFFERS - 1));
217   }
218 
219   // For formation of valid ARF groups lag_in _frames should be 0 or greater
220   // than the max_gf_interval + 2
221   if (cfg->g_lag_in_frames > 0 && extra_cfg->max_gf_interval > 0 &&
222       cfg->g_lag_in_frames < extra_cfg->max_gf_interval + 2) {
223     ERROR("Set lag in frames to 0 (low delay) or >= (max-gf-interval + 2)");
224   }
225 
226   if (cfg->rc_resize_allowed == 1) {
227     RANGE_CHECK(cfg, rc_scaled_width, 0, cfg->g_w);
228     RANGE_CHECK(cfg, rc_scaled_height, 0, cfg->g_h);
229   }
230 
231   RANGE_CHECK(cfg, ss_number_layers, 1, VPX_SS_MAX_LAYERS);
232   RANGE_CHECK(cfg, ts_number_layers, 1, VPX_TS_MAX_LAYERS);
233 
234   {
235     unsigned int level = extra_cfg->target_level;
236     if (level != LEVEL_1 && level != LEVEL_1_1 && level != LEVEL_2 &&
237         level != LEVEL_2_1 && level != LEVEL_3 && level != LEVEL_3_1 &&
238         level != LEVEL_4 && level != LEVEL_4_1 && level != LEVEL_5 &&
239         level != LEVEL_5_1 && level != LEVEL_5_2 && level != LEVEL_6 &&
240         level != LEVEL_6_1 && level != LEVEL_6_2 && level != LEVEL_UNKNOWN &&
241         level != LEVEL_AUTO && level != LEVEL_MAX)
242       ERROR("target_level is invalid");
243   }
244 
245   if (cfg->ss_number_layers * cfg->ts_number_layers > VPX_MAX_LAYERS)
246     ERROR("ss_number_layers * ts_number_layers is out of range");
247   if (cfg->ts_number_layers > 1) {
248     unsigned int sl, tl;
249     for (sl = 1; sl < cfg->ss_number_layers; ++sl) {
250       for (tl = 1; tl < cfg->ts_number_layers; ++tl) {
251         const int layer = LAYER_IDS_TO_IDX(sl, tl, cfg->ts_number_layers);
252         if (cfg->layer_target_bitrate[layer] <
253             cfg->layer_target_bitrate[layer - 1])
254           ERROR("ts_target_bitrate entries are not increasing");
255       }
256     }
257 
258     RANGE_CHECK(cfg, ts_rate_decimator[cfg->ts_number_layers - 1], 1, 1);
259     for (tl = cfg->ts_number_layers - 2; tl > 0; --tl)
260       if (cfg->ts_rate_decimator[tl - 1] != 2 * cfg->ts_rate_decimator[tl])
261         ERROR("ts_rate_decimator factors are not powers of 2");
262   }
263 
264   // VP9 does not support a lower bound on the keyframe interval in
265   // automatic keyframe placement mode.
266   if (cfg->kf_mode != VPX_KF_DISABLED && cfg->kf_min_dist != cfg->kf_max_dist &&
267       cfg->kf_min_dist > 0)
268     ERROR(
269         "kf_min_dist not supported in auto mode, use 0 "
270         "or kf_max_dist instead.");
271 
272   RANGE_CHECK(extra_cfg, row_mt, 0, 1);
273   RANGE_CHECK(extra_cfg, motion_vector_unit_test, 0, 2);
274   RANGE_CHECK(extra_cfg, enable_auto_alt_ref, 0, MAX_ARF_LAYERS);
275   RANGE_CHECK(extra_cfg, cpu_used, -9, 9);
276   RANGE_CHECK_HI(extra_cfg, noise_sensitivity, 6);
277   RANGE_CHECK(extra_cfg, tile_columns, 0, 6);
278   RANGE_CHECK(extra_cfg, tile_rows, 0, 2);
279   RANGE_CHECK_HI(extra_cfg, sharpness, 7);
280   RANGE_CHECK(extra_cfg, arnr_max_frames, 0, 15);
281   RANGE_CHECK_HI(extra_cfg, arnr_strength, 6);
282   RANGE_CHECK(extra_cfg, cq_level, 0, 63);
283   RANGE_CHECK(cfg, g_bit_depth, VPX_BITS_8, VPX_BITS_12);
284   RANGE_CHECK(cfg, g_input_bit_depth, 8, 12);
285   RANGE_CHECK(extra_cfg, content, VP9E_CONTENT_DEFAULT,
286               VP9E_CONTENT_INVALID - 1);
287 
288 #if !CONFIG_REALTIME_ONLY
289   if (cfg->g_pass == VPX_RC_LAST_PASS) {
290     const size_t packet_sz = sizeof(FIRSTPASS_STATS);
291     const int n_packets = (int)(cfg->rc_twopass_stats_in.sz / packet_sz);
292     const FIRSTPASS_STATS *stats;
293 
294     if (cfg->rc_twopass_stats_in.buf == NULL)
295       ERROR("rc_twopass_stats_in.buf not set.");
296 
297     if (cfg->rc_twopass_stats_in.sz % packet_sz)
298       ERROR("rc_twopass_stats_in.sz indicates truncated packet.");
299 
300     if (cfg->ss_number_layers > 1 || cfg->ts_number_layers > 1) {
301       int i;
302       unsigned int n_packets_per_layer[VPX_SS_MAX_LAYERS] = { 0 };
303 
304       stats = cfg->rc_twopass_stats_in.buf;
305       for (i = 0; i < n_packets; ++i) {
306         const int layer_id = (int)stats[i].spatial_layer_id;
307         if (layer_id >= 0 && layer_id < (int)cfg->ss_number_layers) {
308           ++n_packets_per_layer[layer_id];
309         }
310       }
311 
312       for (i = 0; i < (int)cfg->ss_number_layers; ++i) {
313         unsigned int layer_id;
314         if (n_packets_per_layer[i] < 2) {
315           ERROR(
316               "rc_twopass_stats_in requires at least two packets for each "
317               "layer.");
318         }
319 
320         stats = (const FIRSTPASS_STATS *)cfg->rc_twopass_stats_in.buf +
321                 n_packets - cfg->ss_number_layers + i;
322         layer_id = (int)stats->spatial_layer_id;
323 
324         if (layer_id >= cfg->ss_number_layers ||
325             (unsigned int)(stats->count + 0.5) !=
326                 n_packets_per_layer[layer_id] - 1)
327           ERROR("rc_twopass_stats_in missing EOS stats packet");
328       }
329     } else {
330       if (cfg->rc_twopass_stats_in.sz < 2 * packet_sz)
331         ERROR("rc_twopass_stats_in requires at least two packets.");
332 
333       stats =
334           (const FIRSTPASS_STATS *)cfg->rc_twopass_stats_in.buf + n_packets - 1;
335 
336       if ((int)(stats->count + 0.5) != n_packets - 1)
337         ERROR("rc_twopass_stats_in missing EOS stats packet");
338     }
339   }
340 #endif  // !CONFIG_REALTIME_ONLY
341 
342 #if !CONFIG_VP9_HIGHBITDEPTH
343   if (cfg->g_profile > (unsigned int)PROFILE_1) {
344     ERROR("Profile > 1 not supported in this build configuration");
345   }
346 #endif
347   if (cfg->g_profile <= (unsigned int)PROFILE_1 &&
348       cfg->g_bit_depth > VPX_BITS_8) {
349     ERROR("Codec high bit-depth not supported in profile < 2");
350   }
351   if (cfg->g_profile <= (unsigned int)PROFILE_1 && cfg->g_input_bit_depth > 8) {
352     ERROR("Source high bit-depth not supported in profile < 2");
353   }
354   if (cfg->g_profile > (unsigned int)PROFILE_1 &&
355       cfg->g_bit_depth == VPX_BITS_8) {
356     ERROR("Codec bit-depth 8 not supported in profile > 1");
357   }
358   RANGE_CHECK(extra_cfg, color_space, VPX_CS_UNKNOWN, VPX_CS_SRGB);
359   RANGE_CHECK(extra_cfg, color_range, VPX_CR_STUDIO_RANGE, VPX_CR_FULL_RANGE);
360 
361   // The range below shall be further tuned.
362   RANGE_CHECK(cfg, use_vizier_rc_params, 0, 1);
363   RANGE_CHECK(cfg, active_wq_factor.den, 1, 1000);
364   RANGE_CHECK(cfg, err_per_mb_factor.den, 1, 1000);
365   RANGE_CHECK(cfg, sr_default_decay_limit.den, 1, 1000);
366   RANGE_CHECK(cfg, sr_diff_factor.den, 1, 1000);
367   RANGE_CHECK(cfg, kf_err_per_mb_factor.den, 1, 1000);
368   RANGE_CHECK(cfg, kf_frame_min_boost_factor.den, 1, 1000);
369   RANGE_CHECK(cfg, kf_frame_max_boost_subs_factor.den, 1, 1000);
370   RANGE_CHECK(cfg, kf_max_total_boost_factor.den, 1, 1000);
371   RANGE_CHECK(cfg, gf_max_total_boost_factor.den, 1, 1000);
372   RANGE_CHECK(cfg, gf_frame_max_boost_factor.den, 1, 1000);
373   RANGE_CHECK(cfg, zm_factor.den, 1, 1000);
374   RANGE_CHECK(cfg, rd_mult_inter_qp_fac.den, 1, 1000);
375   RANGE_CHECK(cfg, rd_mult_arf_qp_fac.den, 1, 1000);
376   RANGE_CHECK(cfg, rd_mult_key_qp_fac.den, 1, 1000);
377 
378   return VPX_CODEC_OK;
379 }
380 
validate_img(vpx_codec_alg_priv_t * ctx,const vpx_image_t * img)381 static vpx_codec_err_t validate_img(vpx_codec_alg_priv_t *ctx,
382                                     const vpx_image_t *img) {
383   switch (img->fmt) {
384     case VPX_IMG_FMT_YV12:
385     case VPX_IMG_FMT_I420:
386     case VPX_IMG_FMT_I42016:
387     case VPX_IMG_FMT_NV12: break;
388     case VPX_IMG_FMT_I422:
389     case VPX_IMG_FMT_I444:
390     case VPX_IMG_FMT_I440:
391       if (ctx->cfg.g_profile != (unsigned int)PROFILE_1) {
392         ERROR(
393             "Invalid image format. I422, I444, I440 images are not supported "
394             "in profile.");
395       }
396       break;
397     case VPX_IMG_FMT_I42216:
398     case VPX_IMG_FMT_I44416:
399     case VPX_IMG_FMT_I44016:
400       if (ctx->cfg.g_profile != (unsigned int)PROFILE_1 &&
401           ctx->cfg.g_profile != (unsigned int)PROFILE_3) {
402         ERROR(
403             "Invalid image format. 16-bit I422, I444, I440 images are "
404             "not supported in profile.");
405       }
406       break;
407     default:
408       ERROR(
409           "Invalid image format. Only YV12, I420, I422, I444, I440, NV12 "
410           "images are supported.");
411       break;
412   }
413 
414   if (img->d_w != ctx->cfg.g_w || img->d_h != ctx->cfg.g_h)
415     ERROR("Image size must match encoder init configuration size");
416 
417   return VPX_CODEC_OK;
418 }
419 
get_image_bps(const vpx_image_t * img)420 static int get_image_bps(const vpx_image_t *img) {
421   switch (img->fmt) {
422     case VPX_IMG_FMT_YV12:
423     case VPX_IMG_FMT_NV12:
424     case VPX_IMG_FMT_I420: return 12;
425     case VPX_IMG_FMT_I422: return 16;
426     case VPX_IMG_FMT_I444: return 24;
427     case VPX_IMG_FMT_I440: return 16;
428     case VPX_IMG_FMT_I42016: return 24;
429     case VPX_IMG_FMT_I42216: return 32;
430     case VPX_IMG_FMT_I44416: return 48;
431     case VPX_IMG_FMT_I44016: return 32;
432     default: assert(0 && "Invalid image format"); break;
433   }
434   return 0;
435 }
436 
437 // Modify the encoder config for the target level.
config_target_level(VP9EncoderConfig * oxcf)438 static void config_target_level(VP9EncoderConfig *oxcf) {
439   double max_average_bitrate;  // in bits per second
440   int max_over_shoot_pct;
441   const int target_level_index = get_level_index(oxcf->target_level);
442 
443   vpx_clear_system_state();
444   assert(target_level_index >= 0);
445   assert(target_level_index < VP9_LEVELS);
446 
447   // Maximum target bit-rate is level_limit * 80%.
448   max_average_bitrate =
449       vp9_level_defs[target_level_index].average_bitrate * 800.0;
450   if ((double)oxcf->target_bandwidth > max_average_bitrate)
451     oxcf->target_bandwidth = (int64_t)(max_average_bitrate);
452   if (oxcf->ss_number_layers == 1 && oxcf->pass != 0)
453     oxcf->ss_target_bitrate[0] = (int)oxcf->target_bandwidth;
454 
455   // Adjust max over-shoot percentage.
456   max_over_shoot_pct =
457       (int)((max_average_bitrate * 1.10 - (double)oxcf->target_bandwidth) *
458             100 / (double)(oxcf->target_bandwidth));
459   if (oxcf->over_shoot_pct > max_over_shoot_pct)
460     oxcf->over_shoot_pct = max_over_shoot_pct;
461 
462   // Adjust worst allowed quantizer.
463   oxcf->worst_allowed_q = vp9_quantizer_to_qindex(63);
464 
465   // Adjust minimum art-ref distance.
466   // min_gf_interval should be no less than min_altref_distance + 1,
467   // as the encoder may produce bitstream with alt-ref distance being
468   // min_gf_interval - 1.
469   if (oxcf->min_gf_interval <=
470       (int)vp9_level_defs[target_level_index].min_altref_distance) {
471     oxcf->min_gf_interval =
472         (int)vp9_level_defs[target_level_index].min_altref_distance + 1;
473     // If oxcf->max_gf_interval == 0, it will be assigned with a default value
474     // in vp9_rc_set_gf_interval_range().
475     if (oxcf->max_gf_interval != 0) {
476       oxcf->max_gf_interval =
477           VPXMAX(oxcf->max_gf_interval, oxcf->min_gf_interval);
478     }
479   }
480 
481   // Adjust maximum column tiles.
482   if (vp9_level_defs[target_level_index].max_col_tiles <
483       (1 << oxcf->tile_columns)) {
484     while (oxcf->tile_columns > 0 &&
485            vp9_level_defs[target_level_index].max_col_tiles <
486                (1 << oxcf->tile_columns))
487       --oxcf->tile_columns;
488   }
489 }
490 
get_g_timebase_in_ts(vpx_rational_t g_timebase)491 static vpx_rational64_t get_g_timebase_in_ts(vpx_rational_t g_timebase) {
492   vpx_rational64_t g_timebase_in_ts;
493   g_timebase_in_ts.den = g_timebase.den;
494   g_timebase_in_ts.num = g_timebase.num;
495   g_timebase_in_ts.num *= TICKS_PER_SEC;
496   reduce_ratio(&g_timebase_in_ts);
497   return g_timebase_in_ts;
498 }
499 
set_encoder_config(VP9EncoderConfig * oxcf,vpx_codec_enc_cfg_t * cfg,const struct vp9_extracfg * extra_cfg)500 static vpx_codec_err_t set_encoder_config(
501     VP9EncoderConfig *oxcf, vpx_codec_enc_cfg_t *cfg,
502     const struct vp9_extracfg *extra_cfg) {
503   const int is_vbr = cfg->rc_end_usage == VPX_VBR;
504   int sl, tl;
505   unsigned int raw_target_rate;
506   oxcf->profile = cfg->g_profile;
507   oxcf->max_threads = (int)cfg->g_threads;
508   oxcf->width = cfg->g_w;
509   oxcf->height = cfg->g_h;
510   oxcf->bit_depth = cfg->g_bit_depth;
511   oxcf->input_bit_depth = cfg->g_input_bit_depth;
512   // TODO(angiebird): Figure out if we can just use g_timebase to indicate the
513   // inverse of framerate
514   // guess a frame rate if out of whack, use 30
515   oxcf->init_framerate = (double)cfg->g_timebase.den / cfg->g_timebase.num;
516   if (oxcf->init_framerate > 180) oxcf->init_framerate = 30;
517   oxcf->g_timebase = cfg->g_timebase;
518   oxcf->g_timebase_in_ts = get_g_timebase_in_ts(oxcf->g_timebase);
519 
520   oxcf->mode = GOOD;
521 
522   switch (cfg->g_pass) {
523     case VPX_RC_ONE_PASS: oxcf->pass = 0; break;
524     case VPX_RC_FIRST_PASS: oxcf->pass = 1; break;
525     case VPX_RC_LAST_PASS: oxcf->pass = 2; break;
526   }
527 
528   oxcf->lag_in_frames =
529       cfg->g_pass == VPX_RC_FIRST_PASS ? 0 : cfg->g_lag_in_frames;
530   oxcf->rc_mode = cfg->rc_end_usage;
531 
532   raw_target_rate =
533       (unsigned int)((int64_t)oxcf->width * oxcf->height * oxcf->bit_depth * 3 *
534                      oxcf->init_framerate / 1000);
535   // Cap target bitrate to raw rate or 1000Mbps, whichever is less
536   cfg->rc_target_bitrate =
537       VPXMIN(VPXMIN(raw_target_rate, cfg->rc_target_bitrate), 1000000);
538 
539   // Convert target bandwidth from Kbit/s to Bit/s
540   oxcf->target_bandwidth = 1000 * (int64_t)cfg->rc_target_bitrate;
541   oxcf->rc_max_intra_bitrate_pct = extra_cfg->rc_max_intra_bitrate_pct;
542   oxcf->rc_max_inter_bitrate_pct = extra_cfg->rc_max_inter_bitrate_pct;
543   oxcf->gf_cbr_boost_pct = extra_cfg->gf_cbr_boost_pct;
544 
545   oxcf->best_allowed_q =
546       extra_cfg->lossless ? 0 : vp9_quantizer_to_qindex(cfg->rc_min_quantizer);
547   oxcf->worst_allowed_q =
548       extra_cfg->lossless ? 0 : vp9_quantizer_to_qindex(cfg->rc_max_quantizer);
549   oxcf->cq_level = vp9_quantizer_to_qindex(extra_cfg->cq_level);
550   oxcf->fixed_q = -1;
551 
552   oxcf->under_shoot_pct = cfg->rc_undershoot_pct;
553   oxcf->over_shoot_pct = cfg->rc_overshoot_pct;
554 
555   oxcf->scaled_frame_width = cfg->rc_scaled_width;
556   oxcf->scaled_frame_height = cfg->rc_scaled_height;
557   if (cfg->rc_resize_allowed == 1) {
558     oxcf->resize_mode =
559         (oxcf->scaled_frame_width == 0 || oxcf->scaled_frame_height == 0)
560             ? RESIZE_DYNAMIC
561             : RESIZE_FIXED;
562   } else {
563     oxcf->resize_mode = RESIZE_NONE;
564   }
565 
566   oxcf->maximum_buffer_size_ms = is_vbr ? 240000 : cfg->rc_buf_sz;
567   oxcf->starting_buffer_level_ms = is_vbr ? 60000 : cfg->rc_buf_initial_sz;
568   oxcf->optimal_buffer_level_ms = is_vbr ? 60000 : cfg->rc_buf_optimal_sz;
569 
570   oxcf->drop_frames_water_mark = cfg->rc_dropframe_thresh;
571 
572   oxcf->two_pass_vbrbias = cfg->rc_2pass_vbr_bias_pct;
573   oxcf->two_pass_vbrmin_section = cfg->rc_2pass_vbr_minsection_pct;
574   oxcf->two_pass_vbrmax_section = cfg->rc_2pass_vbr_maxsection_pct;
575   oxcf->vbr_corpus_complexity = cfg->rc_2pass_vbr_corpus_complexity;
576 
577   oxcf->auto_key =
578       cfg->kf_mode == VPX_KF_AUTO && cfg->kf_min_dist != cfg->kf_max_dist;
579 
580   oxcf->key_freq = cfg->kf_max_dist;
581 
582   oxcf->speed = abs(extra_cfg->cpu_used);
583   oxcf->encode_breakout = extra_cfg->static_thresh;
584   oxcf->enable_auto_arf = extra_cfg->enable_auto_alt_ref;
585   if (oxcf->bit_depth == VPX_BITS_8) {
586     oxcf->noise_sensitivity = extra_cfg->noise_sensitivity;
587   } else {
588     // Disable denoiser for high bitdepth since vp9_denoiser_filter only works
589     // for 8 bits.
590     oxcf->noise_sensitivity = 0;
591   }
592   oxcf->sharpness = extra_cfg->sharpness;
593 
594   vp9_set_first_pass_stats(oxcf, &cfg->rc_twopass_stats_in);
595 
596   oxcf->color_space = extra_cfg->color_space;
597   oxcf->color_range = extra_cfg->color_range;
598   oxcf->render_width = extra_cfg->render_width;
599   oxcf->render_height = extra_cfg->render_height;
600   oxcf->arnr_max_frames = extra_cfg->arnr_max_frames;
601   oxcf->arnr_strength = extra_cfg->arnr_strength;
602   oxcf->min_gf_interval = extra_cfg->min_gf_interval;
603   oxcf->max_gf_interval = extra_cfg->max_gf_interval;
604 
605   oxcf->tuning = extra_cfg->tuning;
606   oxcf->content = extra_cfg->content;
607 
608   oxcf->tile_columns = extra_cfg->tile_columns;
609 
610   oxcf->enable_tpl_model = extra_cfg->enable_tpl_model;
611 
612   // TODO(yunqing): The dependencies between row tiles cause error in multi-
613   // threaded encoding. For now, tile_rows is forced to be 0 in this case.
614   // The further fix can be done by adding synchronizations after a tile row
615   // is encoded. But this will hurt multi-threaded encoder performance. So,
616   // it is recommended to use tile-rows=0 while encoding with threads > 1.
617   if (oxcf->max_threads > 1 && oxcf->tile_columns > 0)
618     oxcf->tile_rows = 0;
619   else
620     oxcf->tile_rows = extra_cfg->tile_rows;
621 
622   oxcf->error_resilient_mode = cfg->g_error_resilient;
623   oxcf->frame_parallel_decoding_mode = extra_cfg->frame_parallel_decoding_mode;
624 
625   oxcf->aq_mode = extra_cfg->aq_mode;
626   oxcf->alt_ref_aq = extra_cfg->alt_ref_aq;
627 
628   oxcf->frame_periodic_boost = extra_cfg->frame_periodic_boost;
629 
630   oxcf->ss_number_layers = cfg->ss_number_layers;
631   oxcf->ts_number_layers = cfg->ts_number_layers;
632   oxcf->temporal_layering_mode =
633       (enum vp9e_temporal_layering_mode)cfg->temporal_layering_mode;
634 
635   oxcf->target_level = extra_cfg->target_level;
636 
637   oxcf->row_mt = extra_cfg->row_mt;
638   oxcf->motion_vector_unit_test = extra_cfg->motion_vector_unit_test;
639 
640   oxcf->delta_q_uv = extra_cfg->delta_q_uv;
641 
642   for (sl = 0; sl < oxcf->ss_number_layers; ++sl) {
643     for (tl = 0; tl < oxcf->ts_number_layers; ++tl) {
644       const int layer = sl * oxcf->ts_number_layers + tl;
645       if (cfg->layer_target_bitrate[layer] > INT_MAX / 1000)
646         oxcf->layer_target_bitrate[layer] = INT_MAX;
647       else
648         oxcf->layer_target_bitrate[layer] =
649             1000 * cfg->layer_target_bitrate[layer];
650     }
651   }
652   if (oxcf->ss_number_layers == 1 && oxcf->pass != 0) {
653     oxcf->ss_target_bitrate[0] = (int)oxcf->target_bandwidth;
654   }
655   if (oxcf->ts_number_layers > 1) {
656     for (tl = 0; tl < VPX_TS_MAX_LAYERS; ++tl) {
657       oxcf->ts_rate_decimator[tl] =
658           cfg->ts_rate_decimator[tl] ? cfg->ts_rate_decimator[tl] : 1;
659     }
660   } else if (oxcf->ts_number_layers == 1) {
661     oxcf->ts_rate_decimator[0] = 1;
662   }
663 
664   if (get_level_index(oxcf->target_level) >= 0) config_target_level(oxcf);
665   oxcf->use_simple_encode_api = 0;
666   // vp9_dump_encoder_config(oxcf, stderr);
667   return VPX_CODEC_OK;
668 }
669 
set_twopass_params_from_config(const vpx_codec_enc_cfg_t * const cfg,struct VP9_COMP * cpi)670 static vpx_codec_err_t set_twopass_params_from_config(
671     const vpx_codec_enc_cfg_t *const cfg, struct VP9_COMP *cpi) {
672   if (!cfg->use_vizier_rc_params) return VPX_CODEC_OK;
673   if (cpi == NULL) return VPX_CODEC_ERROR;
674 
675   cpi->twopass.use_vizier_rc_params = cfg->use_vizier_rc_params;
676 
677   // The values set here are factors that will be applied to default values
678   // to get the final value used in the two pass code. Hence 1.0 will
679   // match the default behaviour when not using passed in values.
680   // We also apply limits here to prevent the user from applying settings
681   // that make no sense.
682   cpi->twopass.active_wq_factor =
683       (double)cfg->active_wq_factor.num / (double)cfg->active_wq_factor.den;
684   if (cpi->twopass.active_wq_factor < 0.25)
685     cpi->twopass.active_wq_factor = 0.25;
686   else if (cpi->twopass.active_wq_factor > 16.0)
687     cpi->twopass.active_wq_factor = 16.0;
688 
689   cpi->twopass.err_per_mb =
690       (double)cfg->err_per_mb_factor.num / (double)cfg->err_per_mb_factor.den;
691   if (cpi->twopass.err_per_mb < 0.25)
692     cpi->twopass.err_per_mb = 0.25;
693   else if (cpi->twopass.err_per_mb > 4.0)
694     cpi->twopass.err_per_mb = 4.0;
695 
696   cpi->twopass.sr_default_decay_limit =
697       (double)cfg->sr_default_decay_limit.num /
698       (double)cfg->sr_default_decay_limit.den;
699   if (cpi->twopass.sr_default_decay_limit < 0.25)
700     cpi->twopass.sr_default_decay_limit = 0.25;
701   // If the default changes this will need to change.
702   else if (cpi->twopass.sr_default_decay_limit > 1.33)
703     cpi->twopass.sr_default_decay_limit = 1.33;
704 
705   cpi->twopass.sr_diff_factor =
706       (double)cfg->sr_diff_factor.num / (double)cfg->sr_diff_factor.den;
707   if (cpi->twopass.sr_diff_factor < 0.25)
708     cpi->twopass.sr_diff_factor = 0.25;
709   else if (cpi->twopass.sr_diff_factor > 4.0)
710     cpi->twopass.sr_diff_factor = 4.0;
711 
712   cpi->twopass.kf_err_per_mb = (double)cfg->kf_err_per_mb_factor.num /
713                                (double)cfg->kf_err_per_mb_factor.den;
714   if (cpi->twopass.kf_err_per_mb < 0.25)
715     cpi->twopass.kf_err_per_mb = 0.25;
716   else if (cpi->twopass.kf_err_per_mb > 4.0)
717     cpi->twopass.kf_err_per_mb = 4.0;
718 
719   cpi->twopass.kf_frame_min_boost = (double)cfg->kf_frame_min_boost_factor.num /
720                                     (double)cfg->kf_frame_min_boost_factor.den;
721   if (cpi->twopass.kf_frame_min_boost < 0.25)
722     cpi->twopass.kf_frame_min_boost = 0.25;
723   else if (cpi->twopass.kf_frame_min_boost > 4.0)
724     cpi->twopass.kf_frame_min_boost = 4.0;
725 
726   cpi->twopass.kf_frame_max_boost_first =
727       (double)cfg->kf_frame_max_boost_first_factor.num /
728       (double)cfg->kf_frame_max_boost_first_factor.den;
729   if (cpi->twopass.kf_frame_max_boost_first < 0.25)
730     cpi->twopass.kf_frame_max_boost_first = 0.25;
731   else if (cpi->twopass.kf_frame_max_boost_first > 4.0)
732     cpi->twopass.kf_frame_max_boost_first = 4.0;
733 
734   cpi->twopass.kf_frame_max_boost_subs =
735       (double)cfg->kf_frame_max_boost_subs_factor.num /
736       (double)cfg->kf_frame_max_boost_subs_factor.den;
737   if (cpi->twopass.kf_frame_max_boost_subs < 0.25)
738     cpi->twopass.kf_frame_max_boost_subs = 0.25;
739   else if (cpi->twopass.kf_frame_max_boost_subs > 4.0)
740     cpi->twopass.kf_frame_max_boost_subs = 4.0;
741 
742   cpi->twopass.kf_max_total_boost = (double)cfg->kf_max_total_boost_factor.num /
743                                     (double)cfg->kf_max_total_boost_factor.den;
744   if (cpi->twopass.kf_max_total_boost < 0.25)
745     cpi->twopass.kf_max_total_boost = 0.25;
746   else if (cpi->twopass.kf_max_total_boost > 4.0)
747     cpi->twopass.kf_max_total_boost = 4.0;
748 
749   cpi->twopass.gf_max_total_boost = (double)cfg->gf_max_total_boost_factor.num /
750                                     (double)cfg->gf_max_total_boost_factor.den;
751   if (cpi->twopass.gf_max_total_boost < 0.25)
752     cpi->twopass.gf_max_total_boost = 0.25;
753   else if (cpi->twopass.gf_max_total_boost > 4.0)
754     cpi->twopass.gf_max_total_boost = 4.0;
755 
756   cpi->twopass.gf_frame_max_boost = (double)cfg->gf_frame_max_boost_factor.num /
757                                     (double)cfg->gf_frame_max_boost_factor.den;
758   if (cpi->twopass.gf_frame_max_boost < 0.25)
759     cpi->twopass.gf_frame_max_boost = 0.25;
760   else if (cpi->twopass.gf_frame_max_boost > 4.0)
761     cpi->twopass.gf_frame_max_boost = 4.0;
762 
763   cpi->twopass.zm_factor =
764       (double)cfg->zm_factor.num / (double)cfg->zm_factor.den;
765   if (cpi->twopass.zm_factor < 0.25)
766     cpi->twopass.zm_factor = 0.25;
767   else if (cpi->twopass.zm_factor > 2.0)
768     cpi->twopass.zm_factor = 2.0;
769 
770   cpi->rd_ctrl.rd_mult_inter_qp_fac = (double)cfg->rd_mult_inter_qp_fac.num /
771                                       (double)cfg->rd_mult_inter_qp_fac.den;
772   if (cpi->rd_ctrl.rd_mult_inter_qp_fac < 0.25)
773     cpi->rd_ctrl.rd_mult_inter_qp_fac = 0.25;
774   else if (cpi->rd_ctrl.rd_mult_inter_qp_fac > 4.0)
775     cpi->rd_ctrl.rd_mult_inter_qp_fac = 4.0;
776 
777   cpi->rd_ctrl.rd_mult_arf_qp_fac =
778       (double)cfg->rd_mult_arf_qp_fac.num / (double)cfg->rd_mult_arf_qp_fac.den;
779   if (cpi->rd_ctrl.rd_mult_arf_qp_fac < 0.25)
780     cpi->rd_ctrl.rd_mult_arf_qp_fac = 0.25;
781   else if (cpi->rd_ctrl.rd_mult_arf_qp_fac > 4.0)
782     cpi->rd_ctrl.rd_mult_arf_qp_fac = 4.0;
783 
784   cpi->rd_ctrl.rd_mult_key_qp_fac =
785       (double)cfg->rd_mult_key_qp_fac.num / (double)cfg->rd_mult_key_qp_fac.den;
786   if (cpi->rd_ctrl.rd_mult_key_qp_fac < 0.25)
787     cpi->rd_ctrl.rd_mult_key_qp_fac = 0.25;
788   else if (cpi->rd_ctrl.rd_mult_key_qp_fac > 4.0)
789     cpi->rd_ctrl.rd_mult_key_qp_fac = 4.0;
790 
791   return VPX_CODEC_OK;
792 }
793 
encoder_set_config(vpx_codec_alg_priv_t * ctx,const vpx_codec_enc_cfg_t * cfg)794 static vpx_codec_err_t encoder_set_config(vpx_codec_alg_priv_t *ctx,
795                                           const vpx_codec_enc_cfg_t *cfg) {
796   vpx_codec_err_t res;
797   volatile int force_key = 0;
798 
799   if (cfg->g_w != ctx->cfg.g_w || cfg->g_h != ctx->cfg.g_h) {
800     if (cfg->g_lag_in_frames > 1 || cfg->g_pass != VPX_RC_ONE_PASS)
801       ERROR("Cannot change width or height after initialization");
802     // Note: function encoder_set_config() is allowed to be called multiple
803     // times. However, when the original frame width or height is less than two
804     // times of the new frame width or height, a forced key frame should be
805     // used. To make sure the correct detection of a forced key frame, we need
806     // to update the frame width and height only when the actual encoding is
807     // performed. cpi->last_coded_width and cpi->last_coded_height are used to
808     // track the actual coded frame size.
809     if ((ctx->cpi->last_coded_width && ctx->cpi->last_coded_height &&
810          !valid_ref_frame_size(ctx->cpi->last_coded_width,
811                                ctx->cpi->last_coded_height, cfg->g_w,
812                                cfg->g_h)) ||
813         (ctx->cpi->initial_width && (int)cfg->g_w > ctx->cpi->initial_width) ||
814         (ctx->cpi->initial_height &&
815          (int)cfg->g_h > ctx->cpi->initial_height)) {
816       force_key = 1;
817     }
818   }
819 
820   // Prevent increasing lag_in_frames. This check is stricter than it needs
821   // to be -- the limit is not increasing past the first lag_in_frames
822   // value, but we don't track the initial config, only the last successful
823   // config.
824   if (cfg->g_lag_in_frames > ctx->cfg.g_lag_in_frames)
825     ERROR("Cannot increase lag_in_frames");
826 
827   res = validate_config(ctx, cfg, &ctx->extra_cfg);
828   if (res != VPX_CODEC_OK) return res;
829 
830   if (setjmp(ctx->cpi->common.error.jmp)) {
831     const vpx_codec_err_t codec_err =
832         update_error_state(ctx, &ctx->cpi->common.error);
833     ctx->cpi->common.error.setjmp = 0;
834     vpx_clear_system_state();
835     assert(codec_err != VPX_CODEC_OK);
836     return codec_err;
837   }
838   ctx->cpi->common.error.setjmp = 1;
839 
840   ctx->cfg = *cfg;
841   set_encoder_config(&ctx->oxcf, &ctx->cfg, &ctx->extra_cfg);
842   set_twopass_params_from_config(&ctx->cfg, ctx->cpi);
843   // On profile change, request a key frame
844   force_key |= ctx->cpi->common.profile != ctx->oxcf.profile;
845   vp9_change_config(ctx->cpi, &ctx->oxcf);
846 
847   if (force_key) ctx->next_frame_flags |= VPX_EFLAG_FORCE_KF;
848 
849   ctx->cpi->common.error.setjmp = 0;
850   return VPX_CODEC_OK;
851 }
852 
ctrl_get_quantizer(vpx_codec_alg_priv_t * ctx,va_list args)853 static vpx_codec_err_t ctrl_get_quantizer(vpx_codec_alg_priv_t *ctx,
854                                           va_list args) {
855   int *const arg = va_arg(args, int *);
856   if (arg == NULL) return VPX_CODEC_INVALID_PARAM;
857   *arg = vp9_get_quantizer(ctx->cpi);
858   return VPX_CODEC_OK;
859 }
860 
ctrl_get_quantizer64(vpx_codec_alg_priv_t * ctx,va_list args)861 static vpx_codec_err_t ctrl_get_quantizer64(vpx_codec_alg_priv_t *ctx,
862                                             va_list args) {
863   int *const arg = va_arg(args, int *);
864   if (arg == NULL) return VPX_CODEC_INVALID_PARAM;
865   *arg = vp9_qindex_to_quantizer(vp9_get_quantizer(ctx->cpi));
866   return VPX_CODEC_OK;
867 }
868 
ctrl_get_quantizer_svc_layers(vpx_codec_alg_priv_t * ctx,va_list args)869 static vpx_codec_err_t ctrl_get_quantizer_svc_layers(vpx_codec_alg_priv_t *ctx,
870                                                      va_list args) {
871   int *const arg = va_arg(args, int *);
872   int i;
873   if (arg == NULL) return VPX_CODEC_INVALID_PARAM;
874   for (i = 0; i < VPX_SS_MAX_LAYERS; i++) {
875     arg[i] = ctx->cpi->svc.base_qindex[i];
876   }
877   return VPX_CODEC_OK;
878 }
879 
ctrl_get_loopfilter_level(vpx_codec_alg_priv_t * ctx,va_list args)880 static vpx_codec_err_t ctrl_get_loopfilter_level(vpx_codec_alg_priv_t *ctx,
881                                                  va_list args) {
882   int *const arg = va_arg(args, int *);
883   if (arg == NULL) return VPX_CODEC_INVALID_PARAM;
884   *arg = ctx->cpi->common.lf.filter_level;
885   return VPX_CODEC_OK;
886 }
887 
update_extra_cfg(vpx_codec_alg_priv_t * ctx,const struct vp9_extracfg * extra_cfg)888 static vpx_codec_err_t update_extra_cfg(vpx_codec_alg_priv_t *ctx,
889                                         const struct vp9_extracfg *extra_cfg) {
890   const vpx_codec_err_t res = validate_config(ctx, &ctx->cfg, extra_cfg);
891   if (res == VPX_CODEC_OK) {
892     ctx->extra_cfg = *extra_cfg;
893     set_encoder_config(&ctx->oxcf, &ctx->cfg, &ctx->extra_cfg);
894     set_twopass_params_from_config(&ctx->cfg, ctx->cpi);
895     vp9_change_config(ctx->cpi, &ctx->oxcf);
896   }
897   return res;
898 }
899 
ctrl_set_cpuused(vpx_codec_alg_priv_t * ctx,va_list args)900 static vpx_codec_err_t ctrl_set_cpuused(vpx_codec_alg_priv_t *ctx,
901                                         va_list args) {
902   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
903   // Use fastest speed setting (speed 9 or -9) if it's set beyond the range.
904   extra_cfg.cpu_used = CAST(VP8E_SET_CPUUSED, args);
905   extra_cfg.cpu_used = VPXMIN(9, extra_cfg.cpu_used);
906   extra_cfg.cpu_used = VPXMAX(-9, extra_cfg.cpu_used);
907 #if CONFIG_REALTIME_ONLY
908   if (extra_cfg.cpu_used > -5 && extra_cfg.cpu_used < 5)
909     extra_cfg.cpu_used = (extra_cfg.cpu_used > 0) ? 5 : -5;
910 #endif
911   return update_extra_cfg(ctx, &extra_cfg);
912 }
913 
ctrl_set_enable_auto_alt_ref(vpx_codec_alg_priv_t * ctx,va_list args)914 static vpx_codec_err_t ctrl_set_enable_auto_alt_ref(vpx_codec_alg_priv_t *ctx,
915                                                     va_list args) {
916   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
917   extra_cfg.enable_auto_alt_ref = CAST(VP8E_SET_ENABLEAUTOALTREF, args);
918   return update_extra_cfg(ctx, &extra_cfg);
919 }
920 
ctrl_set_noise_sensitivity(vpx_codec_alg_priv_t * ctx,va_list args)921 static vpx_codec_err_t ctrl_set_noise_sensitivity(vpx_codec_alg_priv_t *ctx,
922                                                   va_list args) {
923   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
924   extra_cfg.noise_sensitivity = CAST(VP9E_SET_NOISE_SENSITIVITY, args);
925   return update_extra_cfg(ctx, &extra_cfg);
926 }
927 
ctrl_set_sharpness(vpx_codec_alg_priv_t * ctx,va_list args)928 static vpx_codec_err_t ctrl_set_sharpness(vpx_codec_alg_priv_t *ctx,
929                                           va_list args) {
930   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
931   extra_cfg.sharpness = CAST(VP8E_SET_SHARPNESS, args);
932   return update_extra_cfg(ctx, &extra_cfg);
933 }
934 
ctrl_set_static_thresh(vpx_codec_alg_priv_t * ctx,va_list args)935 static vpx_codec_err_t ctrl_set_static_thresh(vpx_codec_alg_priv_t *ctx,
936                                               va_list args) {
937   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
938   extra_cfg.static_thresh = CAST(VP8E_SET_STATIC_THRESHOLD, args);
939   return update_extra_cfg(ctx, &extra_cfg);
940 }
941 
ctrl_set_tile_columns(vpx_codec_alg_priv_t * ctx,va_list args)942 static vpx_codec_err_t ctrl_set_tile_columns(vpx_codec_alg_priv_t *ctx,
943                                              va_list args) {
944   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
945   extra_cfg.tile_columns = CAST(VP9E_SET_TILE_COLUMNS, args);
946   return update_extra_cfg(ctx, &extra_cfg);
947 }
948 
ctrl_set_tile_rows(vpx_codec_alg_priv_t * ctx,va_list args)949 static vpx_codec_err_t ctrl_set_tile_rows(vpx_codec_alg_priv_t *ctx,
950                                           va_list args) {
951   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
952   extra_cfg.tile_rows = CAST(VP9E_SET_TILE_ROWS, args);
953   return update_extra_cfg(ctx, &extra_cfg);
954 }
955 
ctrl_set_tpl_model(vpx_codec_alg_priv_t * ctx,va_list args)956 static vpx_codec_err_t ctrl_set_tpl_model(vpx_codec_alg_priv_t *ctx,
957                                           va_list args) {
958   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
959   extra_cfg.enable_tpl_model = CAST(VP9E_SET_TPL, args);
960   return update_extra_cfg(ctx, &extra_cfg);
961 }
962 
ctrl_set_arnr_max_frames(vpx_codec_alg_priv_t * ctx,va_list args)963 static vpx_codec_err_t ctrl_set_arnr_max_frames(vpx_codec_alg_priv_t *ctx,
964                                                 va_list args) {
965   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
966   extra_cfg.arnr_max_frames = CAST(VP8E_SET_ARNR_MAXFRAMES, args);
967   return update_extra_cfg(ctx, &extra_cfg);
968 }
969 
ctrl_set_arnr_strength(vpx_codec_alg_priv_t * ctx,va_list args)970 static vpx_codec_err_t ctrl_set_arnr_strength(vpx_codec_alg_priv_t *ctx,
971                                               va_list args) {
972   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
973   extra_cfg.arnr_strength = CAST(VP8E_SET_ARNR_STRENGTH, args);
974   return update_extra_cfg(ctx, &extra_cfg);
975 }
976 
ctrl_set_arnr_type(vpx_codec_alg_priv_t * ctx,va_list args)977 static vpx_codec_err_t ctrl_set_arnr_type(vpx_codec_alg_priv_t *ctx,
978                                           va_list args) {
979   (void)ctx;
980   (void)args;
981   return VPX_CODEC_OK;
982 }
983 
ctrl_set_tuning(vpx_codec_alg_priv_t * ctx,va_list args)984 static vpx_codec_err_t ctrl_set_tuning(vpx_codec_alg_priv_t *ctx,
985                                        va_list args) {
986   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
987   extra_cfg.tuning = CAST(VP8E_SET_TUNING, args);
988   return update_extra_cfg(ctx, &extra_cfg);
989 }
990 
ctrl_set_cq_level(vpx_codec_alg_priv_t * ctx,va_list args)991 static vpx_codec_err_t ctrl_set_cq_level(vpx_codec_alg_priv_t *ctx,
992                                          va_list args) {
993   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
994   extra_cfg.cq_level = CAST(VP8E_SET_CQ_LEVEL, args);
995   return update_extra_cfg(ctx, &extra_cfg);
996 }
997 
ctrl_set_rc_max_intra_bitrate_pct(vpx_codec_alg_priv_t * ctx,va_list args)998 static vpx_codec_err_t ctrl_set_rc_max_intra_bitrate_pct(
999     vpx_codec_alg_priv_t *ctx, va_list args) {
1000   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1001   extra_cfg.rc_max_intra_bitrate_pct =
1002       CAST(VP8E_SET_MAX_INTRA_BITRATE_PCT, args);
1003   return update_extra_cfg(ctx, &extra_cfg);
1004 }
1005 
ctrl_set_rc_max_inter_bitrate_pct(vpx_codec_alg_priv_t * ctx,va_list args)1006 static vpx_codec_err_t ctrl_set_rc_max_inter_bitrate_pct(
1007     vpx_codec_alg_priv_t *ctx, va_list args) {
1008   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1009   extra_cfg.rc_max_inter_bitrate_pct =
1010       CAST(VP9E_SET_MAX_INTER_BITRATE_PCT, args);
1011   return update_extra_cfg(ctx, &extra_cfg);
1012 }
1013 
ctrl_set_rc_gf_cbr_boost_pct(vpx_codec_alg_priv_t * ctx,va_list args)1014 static vpx_codec_err_t ctrl_set_rc_gf_cbr_boost_pct(vpx_codec_alg_priv_t *ctx,
1015                                                     va_list args) {
1016   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1017   extra_cfg.gf_cbr_boost_pct = CAST(VP9E_SET_GF_CBR_BOOST_PCT, args);
1018   return update_extra_cfg(ctx, &extra_cfg);
1019 }
1020 
ctrl_set_lossless(vpx_codec_alg_priv_t * ctx,va_list args)1021 static vpx_codec_err_t ctrl_set_lossless(vpx_codec_alg_priv_t *ctx,
1022                                          va_list args) {
1023   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1024   extra_cfg.lossless = CAST(VP9E_SET_LOSSLESS, args);
1025   return update_extra_cfg(ctx, &extra_cfg);
1026 }
1027 
ctrl_set_frame_parallel_decoding_mode(vpx_codec_alg_priv_t * ctx,va_list args)1028 static vpx_codec_err_t ctrl_set_frame_parallel_decoding_mode(
1029     vpx_codec_alg_priv_t *ctx, va_list args) {
1030   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1031   extra_cfg.frame_parallel_decoding_mode =
1032       CAST(VP9E_SET_FRAME_PARALLEL_DECODING, args);
1033   return update_extra_cfg(ctx, &extra_cfg);
1034 }
1035 
ctrl_set_aq_mode(vpx_codec_alg_priv_t * ctx,va_list args)1036 static vpx_codec_err_t ctrl_set_aq_mode(vpx_codec_alg_priv_t *ctx,
1037                                         va_list args) {
1038   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1039   extra_cfg.aq_mode = CAST(VP9E_SET_AQ_MODE, args);
1040   if (ctx->cpi->fixed_qp_onepass) extra_cfg.aq_mode = 0;
1041   return update_extra_cfg(ctx, &extra_cfg);
1042 }
1043 
ctrl_set_alt_ref_aq(vpx_codec_alg_priv_t * ctx,va_list args)1044 static vpx_codec_err_t ctrl_set_alt_ref_aq(vpx_codec_alg_priv_t *ctx,
1045                                            va_list args) {
1046   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1047   extra_cfg.alt_ref_aq = CAST(VP9E_SET_ALT_REF_AQ, args);
1048   return update_extra_cfg(ctx, &extra_cfg);
1049 }
1050 
ctrl_set_min_gf_interval(vpx_codec_alg_priv_t * ctx,va_list args)1051 static vpx_codec_err_t ctrl_set_min_gf_interval(vpx_codec_alg_priv_t *ctx,
1052                                                 va_list args) {
1053   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1054   extra_cfg.min_gf_interval = CAST(VP9E_SET_MIN_GF_INTERVAL, args);
1055   return update_extra_cfg(ctx, &extra_cfg);
1056 }
1057 
ctrl_set_max_gf_interval(vpx_codec_alg_priv_t * ctx,va_list args)1058 static vpx_codec_err_t ctrl_set_max_gf_interval(vpx_codec_alg_priv_t *ctx,
1059                                                 va_list args) {
1060   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1061   extra_cfg.max_gf_interval = CAST(VP9E_SET_MAX_GF_INTERVAL, args);
1062   return update_extra_cfg(ctx, &extra_cfg);
1063 }
1064 
ctrl_set_frame_periodic_boost(vpx_codec_alg_priv_t * ctx,va_list args)1065 static vpx_codec_err_t ctrl_set_frame_periodic_boost(vpx_codec_alg_priv_t *ctx,
1066                                                      va_list args) {
1067   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1068   extra_cfg.frame_periodic_boost = CAST(VP9E_SET_FRAME_PERIODIC_BOOST, args);
1069   return update_extra_cfg(ctx, &extra_cfg);
1070 }
1071 
ctrl_set_target_level(vpx_codec_alg_priv_t * ctx,va_list args)1072 static vpx_codec_err_t ctrl_set_target_level(vpx_codec_alg_priv_t *ctx,
1073                                              va_list args) {
1074   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1075   extra_cfg.target_level = CAST(VP9E_SET_TARGET_LEVEL, args);
1076   return update_extra_cfg(ctx, &extra_cfg);
1077 }
1078 
ctrl_set_row_mt(vpx_codec_alg_priv_t * ctx,va_list args)1079 static vpx_codec_err_t ctrl_set_row_mt(vpx_codec_alg_priv_t *ctx,
1080                                        va_list args) {
1081   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1082   extra_cfg.row_mt = CAST(VP9E_SET_ROW_MT, args);
1083   return update_extra_cfg(ctx, &extra_cfg);
1084 }
1085 
ctrl_set_rtc_external_ratectrl(vpx_codec_alg_priv_t * ctx,va_list args)1086 static vpx_codec_err_t ctrl_set_rtc_external_ratectrl(vpx_codec_alg_priv_t *ctx,
1087                                                       va_list args) {
1088   VP9_COMP *const cpi = ctx->cpi;
1089   const unsigned int data = va_arg(args, unsigned int);
1090   if (data) {
1091     cpi->compute_frame_low_motion_onepass = 0;
1092     cpi->rc.constrain_gf_key_freq_onepass_vbr = 0;
1093     cpi->cyclic_refresh->content_mode = 0;
1094     cpi->disable_scene_detection_rtc_ratectrl = 1;
1095   }
1096   return VPX_CODEC_OK;
1097 }
1098 
ctrl_enable_motion_vector_unit_test(vpx_codec_alg_priv_t * ctx,va_list args)1099 static vpx_codec_err_t ctrl_enable_motion_vector_unit_test(
1100     vpx_codec_alg_priv_t *ctx, va_list args) {
1101   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1102   extra_cfg.motion_vector_unit_test =
1103       CAST(VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST, args);
1104   return update_extra_cfg(ctx, &extra_cfg);
1105 }
1106 
ctrl_get_level(vpx_codec_alg_priv_t * ctx,va_list args)1107 static vpx_codec_err_t ctrl_get_level(vpx_codec_alg_priv_t *ctx, va_list args) {
1108   int *const arg = va_arg(args, int *);
1109   if (arg == NULL) return VPX_CODEC_INVALID_PARAM;
1110   *arg = (int)vp9_get_level(&ctx->cpi->level_info.level_spec);
1111   return VPX_CODEC_OK;
1112 }
1113 
encoder_init(vpx_codec_ctx_t * ctx,vpx_codec_priv_enc_mr_cfg_t * data)1114 static vpx_codec_err_t encoder_init(vpx_codec_ctx_t *ctx,
1115                                     vpx_codec_priv_enc_mr_cfg_t *data) {
1116   vpx_codec_err_t res = VPX_CODEC_OK;
1117   (void)data;
1118 
1119   if (ctx->priv == NULL) {
1120     vpx_codec_alg_priv_t *const priv = vpx_calloc(1, sizeof(*priv));
1121     if (priv == NULL) return VPX_CODEC_MEM_ERROR;
1122 
1123     ctx->priv = (vpx_codec_priv_t *)priv;
1124     ctx->priv->init_flags = ctx->init_flags;
1125     ctx->priv->enc.total_encoders = 1;
1126     priv->buffer_pool = (BufferPool *)vpx_calloc(1, sizeof(BufferPool));
1127     if (priv->buffer_pool == NULL) return VPX_CODEC_MEM_ERROR;
1128 
1129     if (ctx->config.enc) {
1130       // Update the reference to the config structure to an internal copy.
1131       priv->cfg = *ctx->config.enc;
1132       ctx->config.enc = &priv->cfg;
1133     }
1134 
1135     priv->extra_cfg = default_extra_cfg;
1136     vp9_initialize_enc();
1137 
1138     res = validate_config(priv, &priv->cfg, &priv->extra_cfg);
1139 
1140     if (res == VPX_CODEC_OK) {
1141       priv->pts_offset_initialized = 0;
1142       priv->global_header_subsampling = -1;
1143       // TODO(angiebird): Replace priv->timestamp_ratio by
1144       // oxcf->g_timebase_in_ts
1145       priv->timestamp_ratio = get_g_timebase_in_ts(priv->cfg.g_timebase);
1146 
1147       set_encoder_config(&priv->oxcf, &priv->cfg, &priv->extra_cfg);
1148 #if CONFIG_VP9_HIGHBITDEPTH
1149       priv->oxcf.use_highbitdepth =
1150           (ctx->init_flags & VPX_CODEC_USE_HIGHBITDEPTH) ? 1 : 0;
1151 #endif
1152       priv->cpi = vp9_create_compressor(&priv->oxcf, priv->buffer_pool);
1153       if (priv->cpi == NULL) res = VPX_CODEC_MEM_ERROR;
1154       set_twopass_params_from_config(&priv->cfg, priv->cpi);
1155     }
1156   }
1157 
1158   return res;
1159 }
1160 
encoder_destroy(vpx_codec_alg_priv_t * ctx)1161 static vpx_codec_err_t encoder_destroy(vpx_codec_alg_priv_t *ctx) {
1162   free(ctx->cx_data);
1163   free(ctx->global_headers.buf);
1164   vp9_remove_compressor(ctx->cpi);
1165   vpx_free(ctx->buffer_pool);
1166   vpx_free(ctx);
1167   return VPX_CODEC_OK;
1168 }
1169 
pick_quickcompress_mode(vpx_codec_alg_priv_t * ctx,unsigned long duration,unsigned long deadline)1170 static void pick_quickcompress_mode(vpx_codec_alg_priv_t *ctx,
1171                                     unsigned long duration,
1172                                     unsigned long deadline) {
1173   MODE new_mode = BEST;
1174 
1175 #if CONFIG_REALTIME_ONLY
1176   (void)duration;
1177   deadline = VPX_DL_REALTIME;
1178 #else
1179   switch (ctx->cfg.g_pass) {
1180     case VPX_RC_ONE_PASS:
1181       if (deadline > 0) {
1182         // Convert duration parameter from stream timebase to microseconds.
1183         uint64_t duration_us;
1184 
1185         VPX_STATIC_ASSERT(TICKS_PER_SEC > 1000000 &&
1186                           (TICKS_PER_SEC % 1000000) == 0);
1187 
1188         duration_us = duration * (uint64_t)ctx->timestamp_ratio.num /
1189                       (ctx->timestamp_ratio.den * (TICKS_PER_SEC / 1000000));
1190 
1191         // If the deadline is more that the duration this frame is to be shown,
1192         // use good quality mode. Otherwise use realtime mode.
1193         new_mode = (deadline > duration_us) ? GOOD : REALTIME;
1194       } else {
1195         new_mode = BEST;
1196       }
1197       break;
1198     case VPX_RC_FIRST_PASS: break;
1199     case VPX_RC_LAST_PASS: new_mode = deadline > 0 ? GOOD : BEST; break;
1200   }
1201 #endif  // CONFIG_REALTIME_ONLY
1202 
1203   if (deadline == VPX_DL_REALTIME) {
1204     ctx->oxcf.pass = 0;
1205     new_mode = REALTIME;
1206   }
1207 
1208   if (ctx->oxcf.mode != new_mode) {
1209     ctx->oxcf.mode = new_mode;
1210     vp9_change_config(ctx->cpi, &ctx->oxcf);
1211   }
1212 }
1213 
1214 // Turn on to test if supplemental superframe data breaks decoding
1215 // #define TEST_SUPPLEMENTAL_SUPERFRAME_DATA
write_superframe_index(vpx_codec_alg_priv_t * ctx)1216 static int write_superframe_index(vpx_codec_alg_priv_t *ctx) {
1217   uint8_t marker = 0xc0;
1218   unsigned int mask;
1219   int mag, index_sz;
1220 
1221   assert(ctx->pending_frame_count);
1222   assert(ctx->pending_frame_count <= 8);
1223 
1224   // Add the number of frames to the marker byte
1225   marker |= ctx->pending_frame_count - 1;
1226 
1227   // Choose the magnitude
1228   for (mag = 0, mask = 0xff; mag < 4; mag++) {
1229     if (ctx->pending_frame_magnitude < mask) break;
1230     mask <<= 8;
1231     mask |= 0xff;
1232   }
1233   marker |= mag << 3;
1234 
1235   // Write the index
1236   index_sz = 2 + (mag + 1) * ctx->pending_frame_count;
1237   if (ctx->pending_cx_data_sz + index_sz < ctx->cx_data_sz) {
1238     uint8_t *x = ctx->pending_cx_data + ctx->pending_cx_data_sz;
1239     int i, j;
1240 #ifdef TEST_SUPPLEMENTAL_SUPERFRAME_DATA
1241     uint8_t marker_test = 0xc0;
1242     int mag_test = 2;     // 1 - 4
1243     int frames_test = 4;  // 1 - 8
1244     int index_sz_test = 2 + mag_test * frames_test;
1245     marker_test |= frames_test - 1;
1246     marker_test |= (mag_test - 1) << 3;
1247     *x++ = marker_test;
1248     for (i = 0; i < mag_test * frames_test; ++i)
1249       *x++ = 0;  // fill up with arbitrary data
1250     *x++ = marker_test;
1251     ctx->pending_cx_data_sz += index_sz_test;
1252     printf("Added supplemental superframe data\n");
1253 #endif
1254 
1255     *x++ = marker;
1256     for (i = 0; i < ctx->pending_frame_count; i++) {
1257       unsigned int this_sz = (unsigned int)ctx->pending_frame_sizes[i];
1258 
1259       for (j = 0; j <= mag; j++) {
1260         *x++ = this_sz & 0xff;
1261         this_sz >>= 8;
1262       }
1263     }
1264     *x++ = marker;
1265     ctx->pending_cx_data_sz += index_sz;
1266 #ifdef TEST_SUPPLEMENTAL_SUPERFRAME_DATA
1267     index_sz += index_sz_test;
1268 #endif
1269   }
1270   return index_sz;
1271 }
1272 
get_frame_pkt_flags(const VP9_COMP * cpi,unsigned int lib_flags)1273 static vpx_codec_frame_flags_t get_frame_pkt_flags(const VP9_COMP *cpi,
1274                                                    unsigned int lib_flags) {
1275   vpx_codec_frame_flags_t flags = lib_flags << 16;
1276 
1277   if (lib_flags & FRAMEFLAGS_KEY ||
1278       (cpi->use_svc && cpi->svc
1279                            .layer_context[cpi->svc.spatial_layer_id *
1280                                               cpi->svc.number_temporal_layers +
1281                                           cpi->svc.temporal_layer_id]
1282                            .is_key_frame))
1283     flags |= VPX_FRAME_IS_KEY;
1284 
1285   if (cpi->droppable) flags |= VPX_FRAME_IS_DROPPABLE;
1286 
1287   return flags;
1288 }
1289 
get_psnr_pkt(const PSNR_STATS * psnr)1290 static INLINE vpx_codec_cx_pkt_t get_psnr_pkt(const PSNR_STATS *psnr) {
1291   vpx_codec_cx_pkt_t pkt;
1292   pkt.kind = VPX_CODEC_PSNR_PKT;
1293   pkt.data.psnr = *psnr;
1294   return pkt;
1295 }
1296 
1297 #if !CONFIG_REALTIME_ONLY
1298 static INLINE vpx_codec_cx_pkt_t
get_first_pass_stats_pkt(FIRSTPASS_STATS * stats)1299 get_first_pass_stats_pkt(FIRSTPASS_STATS *stats) {
1300   // WARNNING: This function assumes that stats will
1301   // exist and not be changed until the packet is processed
1302   // TODO(angiebird): Refactor the code to avoid using the assumption.
1303   vpx_codec_cx_pkt_t pkt;
1304   pkt.kind = VPX_CODEC_STATS_PKT;
1305   pkt.data.twopass_stats.buf = stats;
1306   pkt.data.twopass_stats.sz = sizeof(*stats);
1307   return pkt;
1308 }
1309 #endif
1310 
1311 const size_t kMinCompressedSize = 8192;
encoder_encode(vpx_codec_alg_priv_t * ctx,const vpx_image_t * img,vpx_codec_pts_t pts_val,unsigned long duration,vpx_enc_frame_flags_t enc_flags,unsigned long deadline)1312 static vpx_codec_err_t encoder_encode(vpx_codec_alg_priv_t *ctx,
1313                                       const vpx_image_t *img,
1314                                       vpx_codec_pts_t pts_val,
1315                                       unsigned long duration,
1316                                       vpx_enc_frame_flags_t enc_flags,
1317                                       unsigned long deadline) {
1318   volatile vpx_codec_err_t res = VPX_CODEC_OK;
1319   volatile vpx_enc_frame_flags_t flags = enc_flags;
1320   volatile vpx_codec_pts_t pts = pts_val;
1321   VP9_COMP *const cpi = ctx->cpi;
1322   const vpx_rational64_t *const timestamp_ratio = &ctx->timestamp_ratio;
1323   size_t data_sz;
1324   vpx_codec_cx_pkt_t pkt;
1325   memset(&pkt, 0, sizeof(pkt));
1326 
1327   if (cpi == NULL) return VPX_CODEC_INVALID_PARAM;
1328 
1329   cpi->last_coded_width = ctx->oxcf.width;
1330   cpi->last_coded_height = ctx->oxcf.height;
1331 
1332   if (img != NULL) {
1333     res = validate_img(ctx, img);
1334     if (res == VPX_CODEC_OK) {
1335       // There's no codec control for multiple alt-refs so check the encoder
1336       // instance for its status to determine the compressed data size.
1337       data_sz = ctx->cfg.g_w * ctx->cfg.g_h * get_image_bps(img) / 8 *
1338                 (cpi->multi_layer_arf ? 8 : 2);
1339       if (data_sz < kMinCompressedSize) data_sz = kMinCompressedSize;
1340       if (ctx->cx_data == NULL || ctx->cx_data_sz < data_sz) {
1341         ctx->cx_data_sz = data_sz;
1342         free(ctx->cx_data);
1343         ctx->cx_data = (unsigned char *)malloc(ctx->cx_data_sz);
1344         if (ctx->cx_data == NULL) {
1345           return VPX_CODEC_MEM_ERROR;
1346         }
1347       }
1348 
1349       int chroma_subsampling = -1;
1350       if ((img->fmt & VPX_IMG_FMT_I420) == VPX_IMG_FMT_I420 ||
1351           (img->fmt & VPX_IMG_FMT_NV12) == VPX_IMG_FMT_NV12 ||
1352           (img->fmt & VPX_IMG_FMT_YV12) == VPX_IMG_FMT_YV12) {
1353         chroma_subsampling = 1;  // matches default for Codec Parameter String
1354       } else if ((img->fmt & VPX_IMG_FMT_I422) == VPX_IMG_FMT_I422) {
1355         chroma_subsampling = 2;
1356       } else if ((img->fmt & VPX_IMG_FMT_I444) == VPX_IMG_FMT_I444) {
1357         chroma_subsampling = 3;
1358       }
1359       if (chroma_subsampling > ctx->global_header_subsampling) {
1360         ctx->global_header_subsampling = chroma_subsampling;
1361       }
1362     }
1363   }
1364 
1365   if (!ctx->pts_offset_initialized) {
1366     ctx->pts_offset = pts;
1367     ctx->pts_offset_initialized = 1;
1368   }
1369   pts -= ctx->pts_offset;
1370 
1371   pick_quickcompress_mode(ctx, duration, deadline);
1372   vpx_codec_pkt_list_init(&ctx->pkt_list);
1373 
1374   // Handle Flags
1375   if (((flags & VP8_EFLAG_NO_UPD_GF) && (flags & VP8_EFLAG_FORCE_GF)) ||
1376       ((flags & VP8_EFLAG_NO_UPD_ARF) && (flags & VP8_EFLAG_FORCE_ARF))) {
1377     ctx->base.err_detail = "Conflicting flags.";
1378     return VPX_CODEC_INVALID_PARAM;
1379   }
1380 
1381   if (setjmp(cpi->common.error.jmp)) {
1382     cpi->common.error.setjmp = 0;
1383     res = update_error_state(ctx, &cpi->common.error);
1384     vpx_clear_system_state();
1385     return res;
1386   }
1387   cpi->common.error.setjmp = 1;
1388 
1389   if (res == VPX_CODEC_OK) vp9_apply_encoding_flags(cpi, flags);
1390 
1391   // Handle fixed keyframe intervals
1392   if (ctx->cfg.kf_mode == VPX_KF_AUTO &&
1393       ctx->cfg.kf_min_dist == ctx->cfg.kf_max_dist) {
1394     if (++ctx->fixed_kf_cntr > ctx->cfg.kf_min_dist) {
1395       flags |= VPX_EFLAG_FORCE_KF;
1396       ctx->fixed_kf_cntr = 1;
1397     }
1398   }
1399 
1400   if (res == VPX_CODEC_OK) {
1401     unsigned int lib_flags = 0;
1402     YV12_BUFFER_CONFIG sd;
1403     int64_t dst_time_stamp = timebase_units_to_ticks(timestamp_ratio, pts);
1404     size_t size, cx_data_sz;
1405     unsigned char *cx_data;
1406 
1407     cpi->svc.timebase_fac = timebase_units_to_ticks(timestamp_ratio, 1);
1408     cpi->svc.time_stamp_superframe = dst_time_stamp;
1409 
1410     // Set up internal flags
1411     if (ctx->base.init_flags & VPX_CODEC_USE_PSNR) cpi->b_calculate_psnr = 1;
1412 
1413     if (img != NULL) {
1414       const int64_t dst_end_time_stamp =
1415           timebase_units_to_ticks(timestamp_ratio, pts + duration);
1416       res = image2yuvconfig(img, &sd);
1417 
1418       // Store the original flags in to the frame buffer. Will extract the
1419       // key frame flag when we actually encode this frame.
1420       if (vp9_receive_raw_frame(cpi, flags | ctx->next_frame_flags, &sd,
1421                                 dst_time_stamp, dst_end_time_stamp)) {
1422         res = update_error_state(ctx, &cpi->common.error);
1423       }
1424       ctx->next_frame_flags = 0;
1425     }
1426 
1427     cx_data = ctx->cx_data;
1428     cx_data_sz = ctx->cx_data_sz;
1429 
1430     /* Any pending invisible frames? */
1431     if (ctx->pending_cx_data) {
1432       memmove(cx_data, ctx->pending_cx_data, ctx->pending_cx_data_sz);
1433       ctx->pending_cx_data = cx_data;
1434       cx_data += ctx->pending_cx_data_sz;
1435       cx_data_sz -= ctx->pending_cx_data_sz;
1436 
1437       /* TODO(webm:1844): this is a minimal check, the underlying codec doesn't
1438        * respect the buffer size anyway.
1439        */
1440       if (cx_data_sz < ctx->cx_data_sz / 2) {
1441         vpx_internal_error(&cpi->common.error, VPX_CODEC_ERROR,
1442                            "Compressed data buffer too small");
1443         return VPX_CODEC_ERROR;
1444       }
1445     }
1446 
1447     if (cpi->oxcf.pass == 1 && !cpi->use_svc) {
1448 #if !CONFIG_REALTIME_ONLY
1449       // compute first pass stats
1450       if (img) {
1451         int ret;
1452         int64_t dst_end_time_stamp;
1453         vpx_codec_cx_pkt_t fps_pkt;
1454         ENCODE_FRAME_RESULT encode_frame_result;
1455         vp9_init_encode_frame_result(&encode_frame_result);
1456         // TODO(angiebird): Call vp9_first_pass directly
1457         ret = vp9_get_compressed_data(
1458             cpi, &lib_flags, &size, cx_data, cx_data_sz, &dst_time_stamp,
1459             &dst_end_time_stamp, !img, &encode_frame_result);
1460         assert(size == 0);  // There is no compressed data in the first pass
1461         (void)ret;
1462         assert(ret == 0);
1463         fps_pkt = get_first_pass_stats_pkt(&cpi->twopass.this_frame_stats);
1464         vpx_codec_pkt_list_add(&ctx->pkt_list.head, &fps_pkt);
1465       } else {
1466         if (!cpi->twopass.first_pass_done) {
1467           vpx_codec_cx_pkt_t fps_pkt;
1468           vp9_end_first_pass(cpi);
1469           fps_pkt = get_first_pass_stats_pkt(&cpi->twopass.total_stats);
1470           vpx_codec_pkt_list_add(&ctx->pkt_list.head, &fps_pkt);
1471         }
1472       }
1473 #else   // !CONFIG_REALTIME_ONLY
1474       assert(0);
1475 #endif  // !CONFIG_REALTIME_ONLY
1476     } else {
1477       ENCODE_FRAME_RESULT encode_frame_result;
1478       int64_t dst_end_time_stamp;
1479       vp9_init_encode_frame_result(&encode_frame_result);
1480       while (cx_data_sz >= ctx->cx_data_sz / 2 &&
1481              -1 != vp9_get_compressed_data(cpi, &lib_flags, &size, cx_data,
1482                                            cx_data_sz, &dst_time_stamp,
1483                                            &dst_end_time_stamp, !img,
1484                                            &encode_frame_result)) {
1485         // Pack psnr pkt
1486         if (size > 0 && !cpi->use_svc) {
1487           // TODO(angiebird): Figure out while we don't need psnr pkt when
1488           // use_svc is on
1489           PSNR_STATS psnr;
1490           if (vp9_get_psnr(cpi, &psnr)) {
1491             vpx_codec_cx_pkt_t psnr_pkt = get_psnr_pkt(&psnr);
1492             vpx_codec_pkt_list_add(&ctx->pkt_list.head, &psnr_pkt);
1493           }
1494         }
1495 
1496         if (size || (cpi->use_svc && cpi->svc.skip_enhancement_layer)) {
1497           // Pack invisible frames with the next visible frame
1498           if (!cpi->common.show_frame ||
1499               (cpi->use_svc && cpi->svc.spatial_layer_id <
1500                                    cpi->svc.number_spatial_layers - 1)) {
1501             if (ctx->pending_cx_data == 0) ctx->pending_cx_data = cx_data;
1502             ctx->pending_cx_data_sz += size;
1503             if (size)
1504               ctx->pending_frame_sizes[ctx->pending_frame_count++] = size;
1505             ctx->pending_frame_magnitude |= size;
1506             cx_data += size;
1507             cx_data_sz -= size;
1508             pkt.data.frame.width[cpi->svc.spatial_layer_id] = cpi->common.width;
1509             pkt.data.frame.height[cpi->svc.spatial_layer_id] =
1510                 cpi->common.height;
1511             pkt.data.frame.spatial_layer_encoded[cpi->svc.spatial_layer_id] =
1512                 1 - cpi->svc.drop_spatial_layer[cpi->svc.spatial_layer_id];
1513 
1514             if (ctx->output_cx_pkt_cb.output_cx_pkt) {
1515               pkt.kind = VPX_CODEC_CX_FRAME_PKT;
1516               pkt.data.frame.pts =
1517                   ticks_to_timebase_units(timestamp_ratio, dst_time_stamp) +
1518                   ctx->pts_offset;
1519               pkt.data.frame.duration = (unsigned long)ticks_to_timebase_units(
1520                   timestamp_ratio, dst_end_time_stamp - dst_time_stamp);
1521               pkt.data.frame.flags = get_frame_pkt_flags(cpi, lib_flags);
1522               pkt.data.frame.buf = ctx->pending_cx_data;
1523               pkt.data.frame.sz = size;
1524               ctx->pending_cx_data = NULL;
1525               ctx->pending_cx_data_sz = 0;
1526               ctx->pending_frame_count = 0;
1527               ctx->pending_frame_magnitude = 0;
1528               ctx->output_cx_pkt_cb.output_cx_pkt(
1529                   &pkt, ctx->output_cx_pkt_cb.user_priv);
1530             }
1531             continue;
1532           }
1533 
1534           // Add the frame packet to the list of returned packets.
1535           pkt.kind = VPX_CODEC_CX_FRAME_PKT;
1536           pkt.data.frame.pts =
1537               ticks_to_timebase_units(timestamp_ratio, dst_time_stamp) +
1538               ctx->pts_offset;
1539           pkt.data.frame.duration = (unsigned long)ticks_to_timebase_units(
1540               timestamp_ratio, dst_end_time_stamp - dst_time_stamp);
1541           pkt.data.frame.flags = get_frame_pkt_flags(cpi, lib_flags);
1542           pkt.data.frame.width[cpi->svc.spatial_layer_id] = cpi->common.width;
1543           pkt.data.frame.height[cpi->svc.spatial_layer_id] = cpi->common.height;
1544           pkt.data.frame.spatial_layer_encoded[cpi->svc.spatial_layer_id] =
1545               1 - cpi->svc.drop_spatial_layer[cpi->svc.spatial_layer_id];
1546 
1547           if (ctx->pending_cx_data) {
1548             if (size)
1549               ctx->pending_frame_sizes[ctx->pending_frame_count++] = size;
1550             ctx->pending_frame_magnitude |= size;
1551             ctx->pending_cx_data_sz += size;
1552             // write the superframe only for the case when
1553             if (!ctx->output_cx_pkt_cb.output_cx_pkt)
1554               size += write_superframe_index(ctx);
1555             pkt.data.frame.buf = ctx->pending_cx_data;
1556             pkt.data.frame.sz = ctx->pending_cx_data_sz;
1557             ctx->pending_cx_data = NULL;
1558             ctx->pending_cx_data_sz = 0;
1559             ctx->pending_frame_count = 0;
1560             ctx->pending_frame_magnitude = 0;
1561           } else {
1562             pkt.data.frame.buf = cx_data;
1563             pkt.data.frame.sz = size;
1564           }
1565           pkt.data.frame.partition_id = -1;
1566 
1567           if (ctx->output_cx_pkt_cb.output_cx_pkt)
1568             ctx->output_cx_pkt_cb.output_cx_pkt(
1569                 &pkt, ctx->output_cx_pkt_cb.user_priv);
1570           else
1571             vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
1572 
1573           cx_data += size;
1574           cx_data_sz -= size;
1575           if (is_one_pass_svc(cpi) && (cpi->svc.spatial_layer_id ==
1576                                        cpi->svc.number_spatial_layers - 1)) {
1577             // Encoded all spatial layers; exit loop.
1578             break;
1579           }
1580         }
1581       }
1582     }
1583   }
1584 
1585   cpi->common.error.setjmp = 0;
1586   return res;
1587 }
1588 
encoder_get_cxdata(vpx_codec_alg_priv_t * ctx,vpx_codec_iter_t * iter)1589 static const vpx_codec_cx_pkt_t *encoder_get_cxdata(vpx_codec_alg_priv_t *ctx,
1590                                                     vpx_codec_iter_t *iter) {
1591   return vpx_codec_pkt_list_get(&ctx->pkt_list.head, iter);
1592 }
1593 
ctrl_set_reference(vpx_codec_alg_priv_t * ctx,va_list args)1594 static vpx_codec_err_t ctrl_set_reference(vpx_codec_alg_priv_t *ctx,
1595                                           va_list args) {
1596   vpx_ref_frame_t *const frame = va_arg(args, vpx_ref_frame_t *);
1597 
1598   if (frame != NULL) {
1599     YV12_BUFFER_CONFIG sd;
1600 
1601     image2yuvconfig(&frame->img, &sd);
1602     vp9_set_reference_enc(ctx->cpi, ref_frame_to_vp9_reframe(frame->frame_type),
1603                           &sd);
1604     return VPX_CODEC_OK;
1605   }
1606   return VPX_CODEC_INVALID_PARAM;
1607 }
1608 
ctrl_copy_reference(vpx_codec_alg_priv_t * ctx,va_list args)1609 static vpx_codec_err_t ctrl_copy_reference(vpx_codec_alg_priv_t *ctx,
1610                                            va_list args) {
1611   vpx_ref_frame_t *const frame = va_arg(args, vpx_ref_frame_t *);
1612 
1613   if (frame != NULL) {
1614     YV12_BUFFER_CONFIG sd;
1615 
1616     image2yuvconfig(&frame->img, &sd);
1617     vp9_copy_reference_enc(ctx->cpi,
1618                            ref_frame_to_vp9_reframe(frame->frame_type), &sd);
1619     return VPX_CODEC_OK;
1620   }
1621   return VPX_CODEC_INVALID_PARAM;
1622 }
1623 
ctrl_get_reference(vpx_codec_alg_priv_t * ctx,va_list args)1624 static vpx_codec_err_t ctrl_get_reference(vpx_codec_alg_priv_t *ctx,
1625                                           va_list args) {
1626   vp9_ref_frame_t *const frame = va_arg(args, vp9_ref_frame_t *);
1627 
1628   if (frame != NULL) {
1629     const int fb_idx = ctx->cpi->common.cur_show_frame_fb_idx;
1630     YV12_BUFFER_CONFIG *fb = get_buf_frame(&ctx->cpi->common, fb_idx);
1631     if (fb == NULL) return VPX_CODEC_ERROR;
1632     yuvconfig2image(&frame->img, fb, NULL);
1633     return VPX_CODEC_OK;
1634   }
1635   return VPX_CODEC_INVALID_PARAM;
1636 }
1637 
ctrl_set_previewpp(vpx_codec_alg_priv_t * ctx,va_list args)1638 static vpx_codec_err_t ctrl_set_previewpp(vpx_codec_alg_priv_t *ctx,
1639                                           va_list args) {
1640 #if CONFIG_VP9_POSTPROC
1641   vp8_postproc_cfg_t *config = va_arg(args, vp8_postproc_cfg_t *);
1642   if (config != NULL) {
1643     ctx->preview_ppcfg = *config;
1644     return VPX_CODEC_OK;
1645   }
1646   return VPX_CODEC_INVALID_PARAM;
1647 #else
1648   (void)ctx;
1649   (void)args;
1650   return VPX_CODEC_INCAPABLE;
1651 #endif
1652 }
1653 
1654 // Returns the contents of CodecPrivate described in:
1655 // https://www.webmproject.org/docs/container/#vp9-codec-feature-metadata-codecprivate
1656 // This includes Profile, Level, Bit depth and Chroma subsampling. Each entry
1657 // is 3 bytes. 1 byte ID, 1 byte length (= 1) and 1 byte value.
encoder_get_global_headers(vpx_codec_alg_priv_t * ctx)1658 static vpx_fixed_buf_t *encoder_get_global_headers(vpx_codec_alg_priv_t *ctx) {
1659   if (!ctx->cpi) return NULL;
1660 
1661   const unsigned int profile = ctx->cfg.g_profile;
1662   const VP9_LEVEL level = vp9_get_level(&ctx->cpi->level_info.level_spec);
1663   const vpx_bit_depth_t bit_depth = ctx->cfg.g_bit_depth;
1664   const int subsampling = ctx->global_header_subsampling;
1665   const uint8_t buf[12] = {
1666     1, 1, (uint8_t)profile,   2, 1, (uint8_t)level,
1667     3, 1, (uint8_t)bit_depth, 4, 1, (uint8_t)subsampling
1668   };
1669 
1670   if (ctx->global_headers.buf) free(ctx->global_headers.buf);
1671   ctx->global_headers.buf = malloc(sizeof(buf));
1672   if (!ctx->global_headers.buf) return NULL;
1673 
1674   ctx->global_headers.sz = sizeof(buf);
1675   // No data or I440, which isn't mapped.
1676   if (ctx->global_header_subsampling == -1) ctx->global_headers.sz -= 3;
1677   memcpy(ctx->global_headers.buf, buf, ctx->global_headers.sz);
1678 
1679   return &ctx->global_headers;
1680 }
1681 
encoder_get_preview(vpx_codec_alg_priv_t * ctx)1682 static vpx_image_t *encoder_get_preview(vpx_codec_alg_priv_t *ctx) {
1683   YV12_BUFFER_CONFIG sd;
1684   vp9_ppflags_t flags;
1685   vp9_zero(flags);
1686 
1687   if (ctx->preview_ppcfg.post_proc_flag) {
1688     flags.post_proc_flag = ctx->preview_ppcfg.post_proc_flag;
1689     flags.deblocking_level = ctx->preview_ppcfg.deblocking_level;
1690     flags.noise_level = ctx->preview_ppcfg.noise_level;
1691   }
1692 
1693   if (vp9_get_preview_raw_frame(ctx->cpi, &sd, &flags) == 0) {
1694     yuvconfig2image(&ctx->preview_img, &sd, NULL);
1695     return &ctx->preview_img;
1696   }
1697   return NULL;
1698 }
1699 
ctrl_set_roi_map(vpx_codec_alg_priv_t * ctx,va_list args)1700 static vpx_codec_err_t ctrl_set_roi_map(vpx_codec_alg_priv_t *ctx,
1701                                         va_list args) {
1702   vpx_roi_map_t *data = va_arg(args, vpx_roi_map_t *);
1703 
1704   if (data) {
1705     vpx_roi_map_t *roi = (vpx_roi_map_t *)data;
1706     return vp9_set_roi_map(ctx->cpi, roi->roi_map, roi->rows, roi->cols,
1707                            roi->delta_q, roi->delta_lf, roi->skip,
1708                            roi->ref_frame);
1709   }
1710   return VPX_CODEC_INVALID_PARAM;
1711 }
1712 
ctrl_set_active_map(vpx_codec_alg_priv_t * ctx,va_list args)1713 static vpx_codec_err_t ctrl_set_active_map(vpx_codec_alg_priv_t *ctx,
1714                                            va_list args) {
1715   vpx_active_map_t *const map = va_arg(args, vpx_active_map_t *);
1716 
1717   if (map) {
1718     if (!vp9_set_active_map(ctx->cpi, map->active_map, (int)map->rows,
1719                             (int)map->cols))
1720       return VPX_CODEC_OK;
1721 
1722     return VPX_CODEC_INVALID_PARAM;
1723   }
1724   return VPX_CODEC_INVALID_PARAM;
1725 }
1726 
ctrl_get_active_map(vpx_codec_alg_priv_t * ctx,va_list args)1727 static vpx_codec_err_t ctrl_get_active_map(vpx_codec_alg_priv_t *ctx,
1728                                            va_list args) {
1729   vpx_active_map_t *const map = va_arg(args, vpx_active_map_t *);
1730 
1731   if (map) {
1732     if (!vp9_get_active_map(ctx->cpi, map->active_map, (int)map->rows,
1733                             (int)map->cols))
1734       return VPX_CODEC_OK;
1735 
1736     return VPX_CODEC_INVALID_PARAM;
1737   }
1738   return VPX_CODEC_INVALID_PARAM;
1739 }
1740 
ctrl_set_scale_mode(vpx_codec_alg_priv_t * ctx,va_list args)1741 static vpx_codec_err_t ctrl_set_scale_mode(vpx_codec_alg_priv_t *ctx,
1742                                            va_list args) {
1743   vpx_scaling_mode_t *const mode = va_arg(args, vpx_scaling_mode_t *);
1744 
1745   if (mode) {
1746     const int res = vp9_set_internal_size(ctx->cpi, mode->h_scaling_mode,
1747                                           mode->v_scaling_mode);
1748     return (res == 0) ? VPX_CODEC_OK : VPX_CODEC_INVALID_PARAM;
1749   }
1750   return VPX_CODEC_INVALID_PARAM;
1751 }
1752 
ctrl_set_svc(vpx_codec_alg_priv_t * ctx,va_list args)1753 static vpx_codec_err_t ctrl_set_svc(vpx_codec_alg_priv_t *ctx, va_list args) {
1754   int data = va_arg(args, int);
1755   const vpx_codec_enc_cfg_t *cfg = &ctx->cfg;
1756   // Both one-pass and two-pass RC are supported now.
1757   // User setting this has to make sure of the following.
1758   // In two-pass setting: either (but not both)
1759   //      cfg->ss_number_layers > 1, or cfg->ts_number_layers > 1
1760   // In one-pass setting:
1761   //      either or both cfg->ss_number_layers > 1, or cfg->ts_number_layers > 1
1762 
1763   vp9_set_svc(ctx->cpi, data);
1764 
1765   if (data == 1 &&
1766       (cfg->g_pass == VPX_RC_FIRST_PASS || cfg->g_pass == VPX_RC_LAST_PASS) &&
1767       cfg->ss_number_layers > 1 && cfg->ts_number_layers > 1) {
1768     return VPX_CODEC_INVALID_PARAM;
1769   }
1770 
1771   vp9_set_row_mt(ctx->cpi);
1772 
1773   return VPX_CODEC_OK;
1774 }
1775 
ctrl_set_svc_layer_id(vpx_codec_alg_priv_t * ctx,va_list args)1776 static vpx_codec_err_t ctrl_set_svc_layer_id(vpx_codec_alg_priv_t *ctx,
1777                                              va_list args) {
1778   vpx_svc_layer_id_t *const data = va_arg(args, vpx_svc_layer_id_t *);
1779   VP9_COMP *const cpi = (VP9_COMP *)ctx->cpi;
1780   SVC *const svc = &cpi->svc;
1781   int sl;
1782 
1783   svc->spatial_layer_to_encode = data->spatial_layer_id;
1784   svc->first_spatial_layer_to_encode = data->spatial_layer_id;
1785   // TODO(jianj): Deprecated to be removed.
1786   svc->temporal_layer_id = data->temporal_layer_id;
1787   // Allow for setting temporal layer per spatial layer for superframe.
1788   for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl) {
1789     svc->temporal_layer_id_per_spatial[sl] =
1790         data->temporal_layer_id_per_spatial[sl];
1791   }
1792   // Checks on valid layer_id input.
1793   if (svc->temporal_layer_id < 0 ||
1794       svc->temporal_layer_id >= (int)ctx->cfg.ts_number_layers) {
1795     return VPX_CODEC_INVALID_PARAM;
1796   }
1797 
1798   return VPX_CODEC_OK;
1799 }
1800 
ctrl_get_svc_layer_id(vpx_codec_alg_priv_t * ctx,va_list args)1801 static vpx_codec_err_t ctrl_get_svc_layer_id(vpx_codec_alg_priv_t *ctx,
1802                                              va_list args) {
1803   vpx_svc_layer_id_t *data = va_arg(args, vpx_svc_layer_id_t *);
1804   VP9_COMP *const cpi = (VP9_COMP *)ctx->cpi;
1805   SVC *const svc = &cpi->svc;
1806 
1807   data->spatial_layer_id = svc->spatial_layer_id;
1808   data->temporal_layer_id = svc->temporal_layer_id;
1809 
1810   return VPX_CODEC_OK;
1811 }
1812 
ctrl_set_svc_parameters(vpx_codec_alg_priv_t * ctx,va_list args)1813 static vpx_codec_err_t ctrl_set_svc_parameters(vpx_codec_alg_priv_t *ctx,
1814                                                va_list args) {
1815   VP9_COMP *const cpi = ctx->cpi;
1816   vpx_svc_extra_cfg_t *const params = va_arg(args, vpx_svc_extra_cfg_t *);
1817   int sl, tl;
1818 
1819   // Number of temporal layers and number of spatial layers have to be set
1820   // properly before calling this control function.
1821   for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl) {
1822     for (tl = 0; tl < cpi->svc.number_temporal_layers; ++tl) {
1823       const int layer =
1824           LAYER_IDS_TO_IDX(sl, tl, cpi->svc.number_temporal_layers);
1825       LAYER_CONTEXT *lc = &cpi->svc.layer_context[layer];
1826       lc->max_q = params->max_quantizers[layer];
1827       lc->min_q = params->min_quantizers[layer];
1828       lc->scaling_factor_num = params->scaling_factor_num[sl];
1829       lc->scaling_factor_den = params->scaling_factor_den[sl];
1830       lc->speed = params->speed_per_layer[sl];
1831       lc->loopfilter_ctrl = params->loopfilter_ctrl[sl];
1832     }
1833   }
1834 
1835   return VPX_CODEC_OK;
1836 }
1837 
ctrl_get_svc_ref_frame_config(vpx_codec_alg_priv_t * ctx,va_list args)1838 static vpx_codec_err_t ctrl_get_svc_ref_frame_config(vpx_codec_alg_priv_t *ctx,
1839                                                      va_list args) {
1840   VP9_COMP *const cpi = ctx->cpi;
1841   vpx_svc_ref_frame_config_t *data = va_arg(args, vpx_svc_ref_frame_config_t *);
1842   int sl;
1843   for (sl = 0; sl <= cpi->svc.spatial_layer_id; sl++) {
1844     data->update_buffer_slot[sl] = cpi->svc.update_buffer_slot[sl];
1845     data->reference_last[sl] = cpi->svc.reference_last[sl];
1846     data->reference_golden[sl] = cpi->svc.reference_golden[sl];
1847     data->reference_alt_ref[sl] = cpi->svc.reference_altref[sl];
1848     data->lst_fb_idx[sl] = cpi->svc.lst_fb_idx[sl];
1849     data->gld_fb_idx[sl] = cpi->svc.gld_fb_idx[sl];
1850     data->alt_fb_idx[sl] = cpi->svc.alt_fb_idx[sl];
1851     // TODO(jianj): Remove these 3, deprecated.
1852     data->update_last[sl] = cpi->svc.update_last[sl];
1853     data->update_golden[sl] = cpi->svc.update_golden[sl];
1854     data->update_alt_ref[sl] = cpi->svc.update_altref[sl];
1855   }
1856   return VPX_CODEC_OK;
1857 }
1858 
ctrl_set_svc_ref_frame_config(vpx_codec_alg_priv_t * ctx,va_list args)1859 static vpx_codec_err_t ctrl_set_svc_ref_frame_config(vpx_codec_alg_priv_t *ctx,
1860                                                      va_list args) {
1861   VP9_COMP *const cpi = ctx->cpi;
1862   vpx_svc_ref_frame_config_t *data = va_arg(args, vpx_svc_ref_frame_config_t *);
1863   int sl;
1864   cpi->svc.use_set_ref_frame_config = 1;
1865   for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl) {
1866     cpi->svc.update_buffer_slot[sl] = data->update_buffer_slot[sl];
1867     cpi->svc.reference_last[sl] = data->reference_last[sl];
1868     cpi->svc.reference_golden[sl] = data->reference_golden[sl];
1869     cpi->svc.reference_altref[sl] = data->reference_alt_ref[sl];
1870     cpi->svc.lst_fb_idx[sl] = data->lst_fb_idx[sl];
1871     cpi->svc.gld_fb_idx[sl] = data->gld_fb_idx[sl];
1872     cpi->svc.alt_fb_idx[sl] = data->alt_fb_idx[sl];
1873     cpi->svc.duration[sl] = data->duration[sl];
1874   }
1875   return VPX_CODEC_OK;
1876 }
1877 
ctrl_set_svc_inter_layer_pred(vpx_codec_alg_priv_t * ctx,va_list args)1878 static vpx_codec_err_t ctrl_set_svc_inter_layer_pred(vpx_codec_alg_priv_t *ctx,
1879                                                      va_list args) {
1880   const int data = va_arg(args, int);
1881   VP9_COMP *const cpi = ctx->cpi;
1882   cpi->svc.disable_inter_layer_pred = data;
1883   return VPX_CODEC_OK;
1884 }
1885 
ctrl_set_svc_frame_drop_layer(vpx_codec_alg_priv_t * ctx,va_list args)1886 static vpx_codec_err_t ctrl_set_svc_frame_drop_layer(vpx_codec_alg_priv_t *ctx,
1887                                                      va_list args) {
1888   VP9_COMP *const cpi = ctx->cpi;
1889   vpx_svc_frame_drop_t *data = va_arg(args, vpx_svc_frame_drop_t *);
1890   int sl;
1891   cpi->svc.framedrop_mode = data->framedrop_mode;
1892   for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl)
1893     cpi->svc.framedrop_thresh[sl] = data->framedrop_thresh[sl];
1894   // Don't allow max_consec_drop values below 1.
1895   cpi->svc.max_consec_drop = VPXMAX(1, data->max_consec_drop);
1896   return VPX_CODEC_OK;
1897 }
1898 
ctrl_set_svc_gf_temporal_ref(vpx_codec_alg_priv_t * ctx,va_list args)1899 static vpx_codec_err_t ctrl_set_svc_gf_temporal_ref(vpx_codec_alg_priv_t *ctx,
1900                                                     va_list args) {
1901   VP9_COMP *const cpi = ctx->cpi;
1902   const unsigned int data = va_arg(args, unsigned int);
1903   cpi->svc.use_gf_temporal_ref = data;
1904   return VPX_CODEC_OK;
1905 }
1906 
ctrl_set_svc_spatial_layer_sync(vpx_codec_alg_priv_t * ctx,va_list args)1907 static vpx_codec_err_t ctrl_set_svc_spatial_layer_sync(
1908     vpx_codec_alg_priv_t *ctx, va_list args) {
1909   VP9_COMP *const cpi = ctx->cpi;
1910   vpx_svc_spatial_layer_sync_t *data =
1911       va_arg(args, vpx_svc_spatial_layer_sync_t *);
1912   int sl;
1913   for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl)
1914     cpi->svc.spatial_layer_sync[sl] = data->spatial_layer_sync[sl];
1915   cpi->svc.set_intra_only_frame = data->base_layer_intra_only;
1916   return VPX_CODEC_OK;
1917 }
1918 
ctrl_set_delta_q_uv(vpx_codec_alg_priv_t * ctx,va_list args)1919 static vpx_codec_err_t ctrl_set_delta_q_uv(vpx_codec_alg_priv_t *ctx,
1920                                            va_list args) {
1921   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1922   int data = va_arg(args, int);
1923   data = VPXMIN(VPXMAX(data, -15), 15);
1924   extra_cfg.delta_q_uv = data;
1925   return update_extra_cfg(ctx, &extra_cfg);
1926 }
1927 
ctrl_register_cx_callback(vpx_codec_alg_priv_t * ctx,va_list args)1928 static vpx_codec_err_t ctrl_register_cx_callback(vpx_codec_alg_priv_t *ctx,
1929                                                  va_list args) {
1930   vpx_codec_priv_output_cx_pkt_cb_pair_t *cbp =
1931       (vpx_codec_priv_output_cx_pkt_cb_pair_t *)va_arg(args, void *);
1932   ctx->output_cx_pkt_cb.output_cx_pkt = cbp->output_cx_pkt;
1933   ctx->output_cx_pkt_cb.user_priv = cbp->user_priv;
1934 
1935   return VPX_CODEC_OK;
1936 }
1937 
ctrl_set_tune_content(vpx_codec_alg_priv_t * ctx,va_list args)1938 static vpx_codec_err_t ctrl_set_tune_content(vpx_codec_alg_priv_t *ctx,
1939                                              va_list args) {
1940   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1941   extra_cfg.content = CAST(VP9E_SET_TUNE_CONTENT, args);
1942   return update_extra_cfg(ctx, &extra_cfg);
1943 }
1944 
ctrl_set_color_space(vpx_codec_alg_priv_t * ctx,va_list args)1945 static vpx_codec_err_t ctrl_set_color_space(vpx_codec_alg_priv_t *ctx,
1946                                             va_list args) {
1947   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1948   extra_cfg.color_space = CAST(VP9E_SET_COLOR_SPACE, args);
1949   return update_extra_cfg(ctx, &extra_cfg);
1950 }
1951 
ctrl_set_color_range(vpx_codec_alg_priv_t * ctx,va_list args)1952 static vpx_codec_err_t ctrl_set_color_range(vpx_codec_alg_priv_t *ctx,
1953                                             va_list args) {
1954   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1955   extra_cfg.color_range = CAST(VP9E_SET_COLOR_RANGE, args);
1956   return update_extra_cfg(ctx, &extra_cfg);
1957 }
1958 
ctrl_set_render_size(vpx_codec_alg_priv_t * ctx,va_list args)1959 static vpx_codec_err_t ctrl_set_render_size(vpx_codec_alg_priv_t *ctx,
1960                                             va_list args) {
1961   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
1962   int *const render_size = va_arg(args, int *);
1963   extra_cfg.render_width = render_size[0];
1964   extra_cfg.render_height = render_size[1];
1965   return update_extra_cfg(ctx, &extra_cfg);
1966 }
1967 
ctrl_set_postencode_drop(vpx_codec_alg_priv_t * ctx,va_list args)1968 static vpx_codec_err_t ctrl_set_postencode_drop(vpx_codec_alg_priv_t *ctx,
1969                                                 va_list args) {
1970   VP9_COMP *const cpi = ctx->cpi;
1971   const unsigned int data = va_arg(args, unsigned int);
1972   cpi->rc.ext_use_post_encode_drop = data;
1973   return VPX_CODEC_OK;
1974 }
1975 
ctrl_set_disable_overshoot_maxq_cbr(vpx_codec_alg_priv_t * ctx,va_list args)1976 static vpx_codec_err_t ctrl_set_disable_overshoot_maxq_cbr(
1977     vpx_codec_alg_priv_t *ctx, va_list args) {
1978   VP9_COMP *const cpi = ctx->cpi;
1979   const unsigned int data = va_arg(args, unsigned int);
1980   cpi->rc.disable_overshoot_maxq_cbr = data;
1981   return VPX_CODEC_OK;
1982 }
1983 
ctrl_set_disable_loopfilter(vpx_codec_alg_priv_t * ctx,va_list args)1984 static vpx_codec_err_t ctrl_set_disable_loopfilter(vpx_codec_alg_priv_t *ctx,
1985                                                    va_list args) {
1986   VP9_COMP *const cpi = ctx->cpi;
1987   const unsigned int data = va_arg(args, unsigned int);
1988   cpi->loopfilter_ctrl = data;
1989   return VPX_CODEC_OK;
1990 }
1991 
ctrl_set_external_rate_control(vpx_codec_alg_priv_t * ctx,va_list args)1992 static vpx_codec_err_t ctrl_set_external_rate_control(vpx_codec_alg_priv_t *ctx,
1993                                                       va_list args) {
1994   vpx_rc_funcs_t funcs = *CAST(VP9E_SET_EXTERNAL_RATE_CONTROL, args);
1995   VP9_COMP *cpi = ctx->cpi;
1996   EXT_RATECTRL *ext_ratectrl = &cpi->ext_ratectrl;
1997   const VP9EncoderConfig *oxcf = &cpi->oxcf;
1998   // TODO(angiebird): Check the possibility of this flag being set at pass == 1
1999   if (oxcf->pass == 2) {
2000     const FRAME_INFO *frame_info = &cpi->frame_info;
2001     vpx_rc_config_t ratectrl_config;
2002     vpx_codec_err_t codec_status;
2003     memset(&ratectrl_config, 0, sizeof(ratectrl_config));
2004 
2005     ratectrl_config.frame_width = frame_info->frame_width;
2006     ratectrl_config.frame_height = frame_info->frame_height;
2007     ratectrl_config.show_frame_count = cpi->twopass.first_pass_info.num_frames;
2008     ratectrl_config.max_gf_interval = oxcf->max_gf_interval;
2009     ratectrl_config.min_gf_interval = oxcf->min_gf_interval;
2010     // TODO(angiebird): Double check whether this is the proper way to set up
2011     // target_bitrate and frame_rate.
2012     ratectrl_config.target_bitrate_kbps = (int)(oxcf->target_bandwidth / 1000);
2013     ratectrl_config.frame_rate_num = oxcf->g_timebase.den;
2014     ratectrl_config.frame_rate_den = oxcf->g_timebase.num;
2015     ratectrl_config.overshoot_percent = oxcf->over_shoot_pct;
2016     ratectrl_config.undershoot_percent = oxcf->under_shoot_pct;
2017 
2018     if (oxcf->rc_mode == VPX_VBR) {
2019       ratectrl_config.rc_mode = VPX_RC_VBR;
2020     } else if (oxcf->rc_mode == VPX_Q) {
2021       ratectrl_config.rc_mode = VPX_RC_QMODE;
2022     } else if (oxcf->rc_mode == VPX_CQ) {
2023       ratectrl_config.rc_mode = VPX_RC_CQ;
2024     }
2025 
2026     codec_status = vp9_extrc_create(funcs, ratectrl_config, ext_ratectrl);
2027     if (codec_status != VPX_CODEC_OK) {
2028       return codec_status;
2029     }
2030   }
2031   return VPX_CODEC_OK;
2032 }
2033 
ctrl_set_quantizer_one_pass(vpx_codec_alg_priv_t * ctx,va_list args)2034 static vpx_codec_err_t ctrl_set_quantizer_one_pass(vpx_codec_alg_priv_t *ctx,
2035                                                    va_list args) {
2036   VP9_COMP *const cpi = ctx->cpi;
2037   const int qp = va_arg(args, int);
2038   vpx_codec_enc_cfg_t *cfg = &ctx->cfg;
2039   struct vp9_extracfg extra_cfg = ctx->extra_cfg;
2040   vpx_codec_err_t res;
2041 
2042   if (qp < 0 || qp > 63) return VPX_CODEC_INVALID_PARAM;
2043 
2044   cfg->rc_min_quantizer = cfg->rc_max_quantizer = qp;
2045   extra_cfg.aq_mode = 0;
2046   cpi->fixed_qp_onepass = 1;
2047 
2048   res = update_extra_cfg(ctx, &extra_cfg);
2049   return res;
2050 }
2051 
2052 static vpx_codec_ctrl_fn_map_t encoder_ctrl_maps[] = {
2053   { VP8_COPY_REFERENCE, ctrl_copy_reference },
2054 
2055   // Setters
2056   { VP8_SET_REFERENCE, ctrl_set_reference },
2057   { VP8_SET_POSTPROC, ctrl_set_previewpp },
2058   { VP9E_SET_ROI_MAP, ctrl_set_roi_map },
2059   { VP8E_SET_ACTIVEMAP, ctrl_set_active_map },
2060   { VP8E_SET_SCALEMODE, ctrl_set_scale_mode },
2061   { VP8E_SET_CPUUSED, ctrl_set_cpuused },
2062   { VP8E_SET_ENABLEAUTOALTREF, ctrl_set_enable_auto_alt_ref },
2063   { VP8E_SET_SHARPNESS, ctrl_set_sharpness },
2064   { VP8E_SET_STATIC_THRESHOLD, ctrl_set_static_thresh },
2065   { VP9E_SET_TILE_COLUMNS, ctrl_set_tile_columns },
2066   { VP9E_SET_TILE_ROWS, ctrl_set_tile_rows },
2067   { VP9E_SET_TPL, ctrl_set_tpl_model },
2068   { VP8E_SET_ARNR_MAXFRAMES, ctrl_set_arnr_max_frames },
2069   { VP8E_SET_ARNR_STRENGTH, ctrl_set_arnr_strength },
2070   { VP8E_SET_ARNR_TYPE, ctrl_set_arnr_type },
2071   { VP8E_SET_TUNING, ctrl_set_tuning },
2072   { VP8E_SET_CQ_LEVEL, ctrl_set_cq_level },
2073   { VP8E_SET_MAX_INTRA_BITRATE_PCT, ctrl_set_rc_max_intra_bitrate_pct },
2074   { VP9E_SET_MAX_INTER_BITRATE_PCT, ctrl_set_rc_max_inter_bitrate_pct },
2075   { VP9E_SET_GF_CBR_BOOST_PCT, ctrl_set_rc_gf_cbr_boost_pct },
2076   { VP9E_SET_LOSSLESS, ctrl_set_lossless },
2077   { VP9E_SET_FRAME_PARALLEL_DECODING, ctrl_set_frame_parallel_decoding_mode },
2078   { VP9E_SET_AQ_MODE, ctrl_set_aq_mode },
2079   { VP9E_SET_ALT_REF_AQ, ctrl_set_alt_ref_aq },
2080   { VP9E_SET_FRAME_PERIODIC_BOOST, ctrl_set_frame_periodic_boost },
2081   { VP9E_SET_SVC, ctrl_set_svc },
2082   { VP9E_SET_SVC_PARAMETERS, ctrl_set_svc_parameters },
2083   { VP9E_REGISTER_CX_CALLBACK, ctrl_register_cx_callback },
2084   { VP9E_SET_SVC_LAYER_ID, ctrl_set_svc_layer_id },
2085   { VP9E_SET_TUNE_CONTENT, ctrl_set_tune_content },
2086   { VP9E_SET_COLOR_SPACE, ctrl_set_color_space },
2087   { VP9E_SET_COLOR_RANGE, ctrl_set_color_range },
2088   { VP9E_SET_NOISE_SENSITIVITY, ctrl_set_noise_sensitivity },
2089   { VP9E_SET_MIN_GF_INTERVAL, ctrl_set_min_gf_interval },
2090   { VP9E_SET_MAX_GF_INTERVAL, ctrl_set_max_gf_interval },
2091   { VP9E_SET_SVC_REF_FRAME_CONFIG, ctrl_set_svc_ref_frame_config },
2092   { VP9E_SET_RENDER_SIZE, ctrl_set_render_size },
2093   { VP9E_SET_TARGET_LEVEL, ctrl_set_target_level },
2094   { VP9E_SET_ROW_MT, ctrl_set_row_mt },
2095   { VP9E_SET_POSTENCODE_DROP, ctrl_set_postencode_drop },
2096   { VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR, ctrl_set_disable_overshoot_maxq_cbr },
2097   { VP9E_ENABLE_MOTION_VECTOR_UNIT_TEST, ctrl_enable_motion_vector_unit_test },
2098   { VP9E_SET_SVC_INTER_LAYER_PRED, ctrl_set_svc_inter_layer_pred },
2099   { VP9E_SET_SVC_FRAME_DROP_LAYER, ctrl_set_svc_frame_drop_layer },
2100   { VP9E_SET_SVC_GF_TEMPORAL_REF, ctrl_set_svc_gf_temporal_ref },
2101   { VP9E_SET_SVC_SPATIAL_LAYER_SYNC, ctrl_set_svc_spatial_layer_sync },
2102   { VP9E_SET_DELTA_Q_UV, ctrl_set_delta_q_uv },
2103   { VP9E_SET_DISABLE_LOOPFILTER, ctrl_set_disable_loopfilter },
2104   { VP9E_SET_RTC_EXTERNAL_RATECTRL, ctrl_set_rtc_external_ratectrl },
2105   { VP9E_SET_EXTERNAL_RATE_CONTROL, ctrl_set_external_rate_control },
2106   { VP9E_SET_QUANTIZER_ONE_PASS, ctrl_set_quantizer_one_pass },
2107 
2108   // Getters
2109   { VP8E_GET_LAST_QUANTIZER, ctrl_get_quantizer },
2110   { VP8E_GET_LAST_QUANTIZER_64, ctrl_get_quantizer64 },
2111   { VP9E_GET_LAST_QUANTIZER_SVC_LAYERS, ctrl_get_quantizer_svc_layers },
2112   { VP9E_GET_LOOPFILTER_LEVEL, ctrl_get_loopfilter_level },
2113   { VP9_GET_REFERENCE, ctrl_get_reference },
2114   { VP9E_GET_SVC_LAYER_ID, ctrl_get_svc_layer_id },
2115   { VP9E_GET_ACTIVEMAP, ctrl_get_active_map },
2116   { VP9E_GET_LEVEL, ctrl_get_level },
2117   { VP9E_GET_SVC_REF_FRAME_CONFIG, ctrl_get_svc_ref_frame_config },
2118 
2119   { -1, NULL },
2120 };
2121 
2122 static vpx_codec_enc_cfg_map_t encoder_usage_cfg_map[] = {
2123   { 0,
2124     {
2125         // NOLINT
2126         0,  // g_usage (unused)
2127         8,  // g_threads
2128         0,  // g_profile
2129 
2130         320,         // g_width
2131         240,         // g_height
2132         VPX_BITS_8,  // g_bit_depth
2133         8,           // g_input_bit_depth
2134 
2135         { 1, 30 },  // g_timebase
2136 
2137         0,  // g_error_resilient
2138 
2139         VPX_RC_ONE_PASS,  // g_pass
2140 
2141         25,  // g_lag_in_frames
2142 
2143         0,   // rc_dropframe_thresh
2144         0,   // rc_resize_allowed
2145         0,   // rc_scaled_width
2146         0,   // rc_scaled_height
2147         60,  // rc_resize_down_thresh
2148         30,  // rc_resize_up_thresh
2149 
2150         VPX_VBR,      // rc_end_usage
2151         { NULL, 0 },  // rc_twopass_stats_in
2152         { NULL, 0 },  // rc_firstpass_mb_stats_in
2153         256,          // rc_target_bitrate
2154         0,            // rc_min_quantizer
2155         63,           // rc_max_quantizer
2156         25,           // rc_undershoot_pct
2157         25,           // rc_overshoot_pct
2158 
2159         6000,  // rc_max_buffer_size
2160         4000,  // rc_buffer_initial_size
2161         5000,  // rc_buffer_optimal_size
2162 
2163         50,    // rc_two_pass_vbrbias
2164         0,     // rc_two_pass_vbrmin_section
2165         2000,  // rc_two_pass_vbrmax_section
2166         0,     // rc_2pass_vbr_corpus_complexity (non 0 for corpus vbr)
2167 
2168         // keyframing settings (kf)
2169         VPX_KF_AUTO,  // g_kfmode
2170         0,            // kf_min_dist
2171         128,          // kf_max_dist
2172 
2173         VPX_SS_DEFAULT_LAYERS,  // ss_number_layers
2174         { 0 },
2175         { 0 },     // ss_target_bitrate
2176         1,         // ts_number_layers
2177         { 0 },     // ts_target_bitrate
2178         { 0 },     // ts_rate_decimator
2179         0,         // ts_periodicity
2180         { 0 },     // ts_layer_id
2181         { 0 },     // layer_target_bitrate
2182         0,         // temporal_layering_mode
2183         0,         // use_vizier_rc_params
2184         { 1, 1 },  // active_wq_factor
2185         { 1, 1 },  // err_per_mb_factor
2186         { 1, 1 },  // sr_default_decay_limit
2187         { 1, 1 },  // sr_diff_factor
2188         { 1, 1 },  // kf_err_per_mb_factor
2189         { 1, 1 },  // kf_frame_min_boost_factor
2190         { 1, 1 },  // kf_frame_max_boost_first_factor
2191         { 1, 1 },  // kf_frame_max_boost_subs_factor
2192         { 1, 1 },  // kf_max_total_boost_factor
2193         { 1, 1 },  // gf_max_total_boost_factor
2194         { 1, 1 },  // gf_frame_max_boost_factor
2195         { 1, 1 },  // zm_factor
2196         { 1, 1 },  // rd_mult_inter_qp_fac
2197         { 1, 1 },  // rd_mult_arf_qp_fac
2198         { 1, 1 },  // rd_mult_key_qp_fac
2199     } },
2200 };
2201 
2202 #ifndef VERSION_STRING
2203 #define VERSION_STRING
2204 #endif
2205 CODEC_INTERFACE(vpx_codec_vp9_cx) = {
2206   "WebM Project VP9 Encoder" VERSION_STRING,
2207   VPX_CODEC_INTERNAL_ABI_VERSION,
2208 #if CONFIG_VP9_HIGHBITDEPTH
2209   VPX_CODEC_CAP_HIGHBITDEPTH |
2210 #endif
2211       VPX_CODEC_CAP_ENCODER | VPX_CODEC_CAP_PSNR,  // vpx_codec_caps_t
2212   encoder_init,                                    // vpx_codec_init_fn_t
2213   encoder_destroy,                                 // vpx_codec_destroy_fn_t
2214   encoder_ctrl_maps,                               // vpx_codec_ctrl_fn_map_t
2215   {
2216       // NOLINT
2217       NULL,  // vpx_codec_peek_si_fn_t
2218       NULL,  // vpx_codec_get_si_fn_t
2219       NULL,  // vpx_codec_decode_fn_t
2220       NULL,  // vpx_codec_frame_get_fn_t
2221       NULL   // vpx_codec_set_fb_fn_t
2222   },
2223   {
2224       // NOLINT
2225       1,                           // 1 cfg map
2226       encoder_usage_cfg_map,       // vpx_codec_enc_cfg_map_t
2227       encoder_encode,              // vpx_codec_encode_fn_t
2228       encoder_get_cxdata,          // vpx_codec_get_cx_data_fn_t
2229       encoder_set_config,          // vpx_codec_enc_config_set_fn_t
2230       encoder_get_global_headers,  // vpx_codec_get_global_headers_fn_t
2231       encoder_get_preview,         // vpx_codec_get_preview_frame_fn_t
2232       NULL                         // vpx_codec_enc_mr_get_mem_loc_fn_t
2233   }
2234 };
2235 
get_enc_cfg(int frame_width,int frame_height,vpx_rational_t frame_rate,int target_bitrate,vpx_enc_pass enc_pass)2236 static vpx_codec_enc_cfg_t get_enc_cfg(int frame_width, int frame_height,
2237                                        vpx_rational_t frame_rate,
2238                                        int target_bitrate,
2239                                        vpx_enc_pass enc_pass) {
2240   vpx_codec_enc_cfg_t enc_cfg = encoder_usage_cfg_map[0].cfg;
2241   enc_cfg.g_w = frame_width;
2242   enc_cfg.g_h = frame_height;
2243   enc_cfg.rc_target_bitrate = target_bitrate;
2244   enc_cfg.g_pass = enc_pass;
2245   // g_timebase is the inverse of frame_rate
2246   enc_cfg.g_timebase.num = frame_rate.den;
2247   enc_cfg.g_timebase.den = frame_rate.num;
2248   return enc_cfg;
2249 }
2250 
get_extra_cfg()2251 static vp9_extracfg get_extra_cfg() {
2252   vp9_extracfg extra_cfg = default_extra_cfg;
2253   return extra_cfg;
2254 }
2255 
vp9_get_encoder_config(int frame_width,int frame_height,vpx_rational_t frame_rate,int target_bitrate,int encode_speed,int target_level,vpx_enc_pass enc_pass)2256 VP9EncoderConfig vp9_get_encoder_config(int frame_width, int frame_height,
2257                                         vpx_rational_t frame_rate,
2258                                         int target_bitrate, int encode_speed,
2259                                         int target_level,
2260                                         vpx_enc_pass enc_pass) {
2261   /* This function will generate the same VP9EncoderConfig used by the
2262    * vpxenc command given below.
2263    * The configs in the vpxenc command corresponds to parameters of
2264    * vp9_get_encoder_config() as follows.
2265    *
2266    * WIDTH:   frame_width
2267    * HEIGHT:  frame_height
2268    * FPS:     frame_rate
2269    * BITRATE: target_bitrate
2270    * CPU_USED:encode_speed
2271    * TARGET_LEVEL: target_level
2272    *
2273    * INPUT, OUTPUT, LIMIT will not affect VP9EncoderConfig
2274    *
2275    * vpxenc command:
2276    * INPUT=bus_cif.y4m
2277    * OUTPUT=output.webm
2278    * WIDTH=352
2279    * HEIGHT=288
2280    * BITRATE=600
2281    * FPS=30/1
2282    * LIMIT=150
2283    * CPU_USED=0
2284    * TARGET_LEVEL=0
2285    * ./vpxenc --limit=$LIMIT --width=$WIDTH --height=$HEIGHT --fps=$FPS
2286    * --lag-in-frames=25 \
2287    *  --codec=vp9 --good --cpu-used=CPU_USED --threads=0 --profile=0 \
2288    *  --min-q=0 --max-q=63 --auto-alt-ref=1 --passes=2 --kf-max-dist=150 \
2289    *  --kf-min-dist=0 --drop-frame=0 --static-thresh=0 --bias-pct=50 \
2290    *  --minsection-pct=0 --maxsection-pct=150 --arnr-maxframes=7 --psnr \
2291    *  --arnr-strength=5 --sharpness=0 --undershoot-pct=100 --overshoot-pct=100 \
2292    *  --frame-parallel=0 --tile-columns=0 --cpu-used=0 --end-usage=vbr \
2293    *  --target-bitrate=$BITRATE --target-level=0 -o $OUTPUT $INPUT
2294    */
2295 
2296   VP9EncoderConfig oxcf;
2297   vp9_extracfg extra_cfg = get_extra_cfg();
2298   vpx_codec_enc_cfg_t enc_cfg = get_enc_cfg(
2299       frame_width, frame_height, frame_rate, target_bitrate, enc_pass);
2300   set_encoder_config(&oxcf, &enc_cfg, &extra_cfg);
2301 
2302   // These settings are made to match the settings of the vpxenc command.
2303   oxcf.key_freq = 150;
2304   oxcf.under_shoot_pct = 100;
2305   oxcf.over_shoot_pct = 100;
2306   oxcf.max_threads = 0;
2307   oxcf.tile_columns = 0;
2308   oxcf.frame_parallel_decoding_mode = 0;
2309   oxcf.two_pass_vbrmax_section = 150;
2310   oxcf.speed = abs(encode_speed);
2311   oxcf.target_level = target_level;
2312   return oxcf;
2313 }
2314 
2315 #define DUMP_STRUCT_VALUE(fp, structure, value) \
2316   fprintf(fp, #value " %" PRId64 "\n", (int64_t)(structure)->value)
2317 
vp9_dump_encoder_config(const VP9EncoderConfig * oxcf,FILE * fp)2318 void vp9_dump_encoder_config(const VP9EncoderConfig *oxcf, FILE *fp) {
2319   DUMP_STRUCT_VALUE(fp, oxcf, profile);
2320   DUMP_STRUCT_VALUE(fp, oxcf, bit_depth);
2321   DUMP_STRUCT_VALUE(fp, oxcf, width);
2322   DUMP_STRUCT_VALUE(fp, oxcf, height);
2323   DUMP_STRUCT_VALUE(fp, oxcf, input_bit_depth);
2324   DUMP_STRUCT_VALUE(fp, oxcf, init_framerate);
2325   // TODO(angiebird): dump g_timebase
2326   // TODO(angiebird): dump g_timebase_in_ts
2327 
2328   DUMP_STRUCT_VALUE(fp, oxcf, target_bandwidth);
2329 
2330   DUMP_STRUCT_VALUE(fp, oxcf, noise_sensitivity);
2331   DUMP_STRUCT_VALUE(fp, oxcf, sharpness);
2332   DUMP_STRUCT_VALUE(fp, oxcf, speed);
2333   DUMP_STRUCT_VALUE(fp, oxcf, rc_max_intra_bitrate_pct);
2334   DUMP_STRUCT_VALUE(fp, oxcf, rc_max_inter_bitrate_pct);
2335   DUMP_STRUCT_VALUE(fp, oxcf, gf_cbr_boost_pct);
2336 
2337   DUMP_STRUCT_VALUE(fp, oxcf, mode);
2338   DUMP_STRUCT_VALUE(fp, oxcf, pass);
2339 
2340   // Key Framing Operations
2341   DUMP_STRUCT_VALUE(fp, oxcf, auto_key);
2342   DUMP_STRUCT_VALUE(fp, oxcf, key_freq);
2343 
2344   DUMP_STRUCT_VALUE(fp, oxcf, lag_in_frames);
2345 
2346   // ----------------------------------------------------------------
2347   // DATARATE CONTROL OPTIONS
2348 
2349   // vbr, cbr, constrained quality or constant quality
2350   DUMP_STRUCT_VALUE(fp, oxcf, rc_mode);
2351 
2352   // buffer targeting aggressiveness
2353   DUMP_STRUCT_VALUE(fp, oxcf, under_shoot_pct);
2354   DUMP_STRUCT_VALUE(fp, oxcf, over_shoot_pct);
2355 
2356   // buffering parameters
2357   // TODO(angiebird): dump tarting_buffer_level_ms
2358   // TODO(angiebird): dump ptimal_buffer_level_ms
2359   // TODO(angiebird): dump maximum_buffer_size_ms
2360 
2361   // Frame drop threshold.
2362   DUMP_STRUCT_VALUE(fp, oxcf, drop_frames_water_mark);
2363 
2364   // controlling quality
2365   DUMP_STRUCT_VALUE(fp, oxcf, fixed_q);
2366   DUMP_STRUCT_VALUE(fp, oxcf, worst_allowed_q);
2367   DUMP_STRUCT_VALUE(fp, oxcf, best_allowed_q);
2368   DUMP_STRUCT_VALUE(fp, oxcf, cq_level);
2369   DUMP_STRUCT_VALUE(fp, oxcf, aq_mode);
2370 
2371   // Special handling of Adaptive Quantization for AltRef frames
2372   DUMP_STRUCT_VALUE(fp, oxcf, alt_ref_aq);
2373 
2374   // Internal frame size scaling.
2375   DUMP_STRUCT_VALUE(fp, oxcf, resize_mode);
2376   DUMP_STRUCT_VALUE(fp, oxcf, scaled_frame_width);
2377   DUMP_STRUCT_VALUE(fp, oxcf, scaled_frame_height);
2378 
2379   // Enable feature to reduce the frame quantization every x frames.
2380   DUMP_STRUCT_VALUE(fp, oxcf, frame_periodic_boost);
2381 
2382   // two pass datarate control
2383   DUMP_STRUCT_VALUE(fp, oxcf, two_pass_vbrbias);
2384   DUMP_STRUCT_VALUE(fp, oxcf, two_pass_vbrmin_section);
2385   DUMP_STRUCT_VALUE(fp, oxcf, two_pass_vbrmax_section);
2386   DUMP_STRUCT_VALUE(fp, oxcf, vbr_corpus_complexity);
2387   // END DATARATE CONTROL OPTIONS
2388   // ----------------------------------------------------------------
2389 
2390   // Spatial and temporal scalability.
2391   DUMP_STRUCT_VALUE(fp, oxcf, ss_number_layers);
2392   DUMP_STRUCT_VALUE(fp, oxcf, ts_number_layers);
2393 
2394   // Bitrate allocation for spatial layers.
2395   // TODO(angiebird): dump layer_target_bitrate[VPX_MAX_LAYERS]
2396   // TODO(angiebird): dump ss_target_bitrate[VPX_SS_MAX_LAYERS]
2397   // TODO(angiebird): dump ss_enable_auto_arf[VPX_SS_MAX_LAYERS]
2398   // TODO(angiebird): dump ts_rate_decimator[VPX_TS_MAX_LAYERS]
2399 
2400   DUMP_STRUCT_VALUE(fp, oxcf, enable_auto_arf);
2401   DUMP_STRUCT_VALUE(fp, oxcf, encode_breakout);
2402   DUMP_STRUCT_VALUE(fp, oxcf, error_resilient_mode);
2403   DUMP_STRUCT_VALUE(fp, oxcf, frame_parallel_decoding_mode);
2404 
2405   DUMP_STRUCT_VALUE(fp, oxcf, arnr_max_frames);
2406   DUMP_STRUCT_VALUE(fp, oxcf, arnr_strength);
2407 
2408   DUMP_STRUCT_VALUE(fp, oxcf, min_gf_interval);
2409   DUMP_STRUCT_VALUE(fp, oxcf, max_gf_interval);
2410 
2411   DUMP_STRUCT_VALUE(fp, oxcf, tile_columns);
2412   DUMP_STRUCT_VALUE(fp, oxcf, tile_rows);
2413 
2414   DUMP_STRUCT_VALUE(fp, oxcf, enable_tpl_model);
2415 
2416   DUMP_STRUCT_VALUE(fp, oxcf, max_threads);
2417 
2418   DUMP_STRUCT_VALUE(fp, oxcf, target_level);
2419 
2420   // TODO(angiebird): dump two_pass_stats_in
2421   DUMP_STRUCT_VALUE(fp, oxcf, tuning);
2422   DUMP_STRUCT_VALUE(fp, oxcf, content);
2423 #if CONFIG_VP9_HIGHBITDEPTH
2424   DUMP_STRUCT_VALUE(fp, oxcf, use_highbitdepth);
2425 #endif
2426   DUMP_STRUCT_VALUE(fp, oxcf, color_space);
2427   DUMP_STRUCT_VALUE(fp, oxcf, color_range);
2428   DUMP_STRUCT_VALUE(fp, oxcf, render_width);
2429   DUMP_STRUCT_VALUE(fp, oxcf, render_height);
2430   DUMP_STRUCT_VALUE(fp, oxcf, temporal_layering_mode);
2431 
2432   DUMP_STRUCT_VALUE(fp, oxcf, row_mt);
2433   DUMP_STRUCT_VALUE(fp, oxcf, motion_vector_unit_test);
2434   DUMP_STRUCT_VALUE(fp, oxcf, delta_q_uv);
2435   DUMP_STRUCT_VALUE(fp, oxcf, use_simple_encode_api);
2436 }
2437 
vp9_get_frame_info(const VP9EncoderConfig * oxcf)2438 FRAME_INFO vp9_get_frame_info(const VP9EncoderConfig *oxcf) {
2439   FRAME_INFO frame_info;
2440   int dummy;
2441   frame_info.frame_width = oxcf->width;
2442   frame_info.frame_height = oxcf->height;
2443   frame_info.render_frame_width = oxcf->width;
2444   frame_info.render_frame_height = oxcf->height;
2445   frame_info.bit_depth = oxcf->bit_depth;
2446   vp9_set_mi_size(&frame_info.mi_rows, &frame_info.mi_cols, &dummy,
2447                   frame_info.frame_width, frame_info.frame_height);
2448   vp9_set_mb_size(&frame_info.mb_rows, &frame_info.mb_cols, &frame_info.num_mbs,
2449                   frame_info.mi_rows, frame_info.mi_cols);
2450   // TODO(angiebird): Figure out how to get subsampling_x/y here
2451   return frame_info;
2452 }
2453 
vp9_set_first_pass_stats(VP9EncoderConfig * oxcf,const vpx_fixed_buf_t * stats)2454 void vp9_set_first_pass_stats(VP9EncoderConfig *oxcf,
2455                               const vpx_fixed_buf_t *stats) {
2456   oxcf->two_pass_stats_in = *stats;
2457 }
2458