25#include "config/aom_config.h"
32#include "aom/aom_integer.h"
34#include "aom_dsp/bitwriter_buffer.h"
35#include "aom_ports/aom_timer.h"
36#include "av1/ratectrl_rtc.h"
37#include "common/args.h"
38#include "common/tools_common.h"
39#include "common/video_writer.h"
40#include "examples/encoder_util.h"
41#include "examples/multilayer_metadata.h"
43#define OPTION_BUFFER_SIZE 1024
44#define MAX_NUM_SPATIAL_LAYERS 4
47 const char *output_filename;
48 char options[OPTION_BUFFER_SIZE];
49 struct AvxInputContext input_ctx[MAX_NUM_SPATIAL_LAYERS];
58 bool scale_factors_explicitly_set;
59 const char *multilayer_metadata_file;
70static const arg_def_t outputfile =
71 ARG_DEF(
"o",
"output", 1,
"Output filename");
72static const arg_def_t frames_arg =
73 ARG_DEF(
"f",
"frames", 1,
"Number of frames to encode");
74static const arg_def_t threads_arg =
75 ARG_DEF(
"th",
"threads", 1,
"Number of threads to use");
76static const arg_def_t width_arg = ARG_DEF(
"w",
"width", 1,
"Source width");
77static const arg_def_t height_arg = ARG_DEF(
"h",
"height", 1,
"Source height");
78static const arg_def_t timebase_arg =
79 ARG_DEF(
"t",
"timebase", 1,
"Timebase (num/den)");
80static const arg_def_t bitrate_arg = ARG_DEF(
81 "b",
"target-bitrate", 1,
"Encoding bitrate, in kilobits per second");
82static const arg_def_t spatial_layers_arg =
83 ARG_DEF(
"sl",
"spatial-layers", 1,
"Number of spatial SVC layers");
84static const arg_def_t temporal_layers_arg =
85 ARG_DEF(
"tl",
"temporal-layers", 1,
"Number of temporal SVC layers");
86static const arg_def_t layering_mode_arg =
87 ARG_DEF(
"lm",
"layering-mode", 1,
"Temporal layering scheme.");
88static const arg_def_t kf_dist_arg =
89 ARG_DEF(
"k",
"kf-dist", 1,
"Number of frames between keyframes");
90static const arg_def_t scale_factors_arg =
91 ARG_DEF(
"r",
"scale-factors", 1,
"Scale factors (lowest to highest layer)");
92static const arg_def_t min_q_arg =
93 ARG_DEF(NULL,
"min-q", 1,
"Minimum quantizer");
94static const arg_def_t max_q_arg =
95 ARG_DEF(NULL,
"max-q", 1,
"Maximum quantizer");
96static const arg_def_t speed_arg =
97 ARG_DEF(
"sp",
"speed", 1,
"Speed configuration");
98static const arg_def_t aqmode_arg =
99 ARG_DEF(
"aq",
"aqmode", 1,
"AQ mode off/on");
100static const arg_def_t bitrates_arg =
101 ARG_DEF(
"bl",
"bitrates", 1,
102 "Bitrates[spatial_layer * num_temporal_layer + temporal_layer]");
103static const arg_def_t dropframe_thresh_arg =
104 ARG_DEF(NULL,
"drop-frame", 1,
"Temporal resampling threshold (buf %)");
105static const arg_def_t error_resilient_arg =
106 ARG_DEF(NULL,
"error-resilient", 1,
"Error resilient flag");
107static const arg_def_t output_obu_arg =
108 ARG_DEF(NULL,
"output-obu", 1,
109 "Write OBUs when set to 1. Otherwise write IVF files.");
110static const arg_def_t test_decode_arg =
111 ARG_DEF(NULL,
"test-decode", 1,
112 "Attempt to test decoding the output when set to 1. Default is 1.");
113static const arg_def_t psnr_arg =
114 ARG_DEF(NULL,
"psnr", -1,
"Show PSNR in status line.");
115static const arg_def_t ext_rc_arg =
116 ARG_DEF(NULL,
"use-ext-rc", 0,
"Use external rate control.");
117static const struct arg_enum_list tune_content_enum[] = {
118 {
"default", AOM_CONTENT_DEFAULT },
119 {
"screen", AOM_CONTENT_SCREEN },
120 {
"film", AOM_CONTENT_FILM },
123static const arg_def_t tune_content_arg = ARG_DEF_ENUM(
124 NULL,
"tune-content", 1,
"Tune content type", tune_content_enum);
126static const arg_def_t multilayer_metadata_file_arg =
127 ARG_DEF(
"ml",
"multilayer_metadata_file", 1,
128 "Experimental: path to multilayer metadata file");
131#if CONFIG_AV1_HIGHBITDEPTH
132static const struct arg_enum_list bitdepth_enum[] = { {
"8",
AOM_BITS_8 },
136static const arg_def_t bitdepth_arg = ARG_DEF_ENUM(
137 "d",
"bit-depth", 1,
"Bit depth for codec 8 or 10. ", bitdepth_enum);
140static const arg_def_t *svc_args[] = {
152 &temporal_layers_arg,
156#if CONFIG_AV1_HIGHBITDEPTH
161 &dropframe_thresh_arg,
162 &error_resilient_arg,
168 &multilayer_metadata_file_arg,
173#define zero(Dest) memset(&(Dest), 0, sizeof(Dest))
175static const char *exec_name;
177void usage_exit(
void) {
179 "Usage: %s <options> input_filename [input_filename ...] -o "
182 fprintf(stderr,
"Options:\n");
183 arg_show_usage(stderr, svc_args);
186 "Input files must be y4m or yuv.\n"
187 "If multiple input files are specified, they correspond to spatial "
188 "layers, and there should be as many as there are spatial layers.\n"
189 "All input files must have the same width, height, frame rate and number "
191 "If only one file is specified, it is used for all spatial layers.\n");
195static int file_is_y4m(
const char detect[4]) {
196 return memcmp(detect,
"YUV4", 4) == 0;
199static int fourcc_is_ivf(
const char detect[4]) {
200 if (memcmp(detect,
"DKIF", 4) == 0) {
206static const int option_max_values[ALL_OPTION_TYPES] = { 63, INT_MAX, INT_MAX,
209static const int option_min_values[ALL_OPTION_TYPES] = { 0, 0, 1, 0 };
211static void open_input_file(
struct AvxInputContext *input,
214 input->file = strcmp(input->filename,
"-") ? fopen(input->filename,
"rb")
215 : set_binary_mode(stdin);
217 if (!input->file) fatal(
"Failed to open input file");
219 if (!fseeko(input->file, 0, SEEK_END)) {
223 input->length = ftello(input->file);
228 input->pixel_aspect_ratio.numerator = 1;
229 input->pixel_aspect_ratio.denominator = 1;
234 input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file);
235 input->detect.position = 0;
237 if (input->detect.buf_read == 4 && file_is_y4m(input->detect.buf)) {
238 if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4, csp,
239 input->only_i420) >= 0) {
240 input->file_type = FILE_TYPE_Y4M;
241 input->width = input->y4m.pic_w;
242 input->height = input->y4m.pic_h;
243 input->pixel_aspect_ratio.numerator = input->y4m.par_n;
244 input->pixel_aspect_ratio.denominator = input->y4m.par_d;
245 input->framerate.numerator = input->y4m.fps_n;
246 input->framerate.denominator = input->y4m.fps_d;
247 input->fmt = input->y4m.aom_fmt;
248 input->bit_depth = static_cast<aom_bit_depth_t>(input->y4m.bit_depth);
250 fatal(
"Unsupported Y4M stream.");
252 }
else if (input->detect.buf_read == 4 && fourcc_is_ivf(input->detect.buf)) {
253 fatal(
"IVF is not supported as input.");
255 input->file_type = FILE_TYPE_RAW;
259static aom_codec_err_t extract_option(LAYER_OPTION_TYPE type,
char *input,
260 int *value0,
int *value1) {
261 if (type == SCALE_FACTOR) {
262 *value0 = (int)strtol(input, &input, 10);
264 *value1 = (int)strtol(input, &input, 10);
266 if (*value0 < option_min_values[SCALE_FACTOR] ||
267 *value1 < option_min_values[SCALE_FACTOR] ||
268 *value0 > option_max_values[SCALE_FACTOR] ||
269 *value1 > option_max_values[SCALE_FACTOR] ||
273 *value0 = atoi(input);
274 if (*value0 < option_min_values[type] || *value0 > option_max_values[type])
282 int *option0,
int *option1) {
286 const char *delim =
",";
294 if (input == NULL || option0 == NULL ||
295 (option1 == NULL && type == SCALE_FACTOR))
298 const size_t input_length = strlen(input);
299 input_string =
reinterpret_cast<char *
>(malloc(input_length + 1));
301 memcpy(input_string, input, input_length + 1);
302 token = strtok(input_string, delim);
303 for (i = 0; i < num_layers; ++i) {
305 res = extract_option(type, token, option0 + i, option1 + i);
307 token = strtok(NULL, delim);
317static void parse_command_line(
int argc,
const char **argv_,
325 char string_options[1024] = { 0 };
330 app_input->layering_mode = 0;
331 app_input->output_obu = 0;
332 app_input->decode = 1;
337 argv = argv_dup(argc - 1, argv_ + 1);
339 fprintf(stderr,
"Error allocating argument list\n");
342 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
345 if (arg_match(&arg, &outputfile, argi)) {
346 app_input->output_filename = arg.val;
347 }
else if (arg_match(&arg, &width_arg, argi)) {
348 enc_cfg->
g_w = arg_parse_uint(&arg);
349 }
else if (arg_match(&arg, &height_arg, argi)) {
350 enc_cfg->
g_h = arg_parse_uint(&arg);
351 }
else if (arg_match(&arg, &timebase_arg, argi)) {
352 enc_cfg->
g_timebase = arg_parse_rational(&arg);
353 }
else if (arg_match(&arg, &bitrate_arg, argi)) {
355 }
else if (arg_match(&arg, &spatial_layers_arg, argi)) {
357 }
else if (arg_match(&arg, &temporal_layers_arg, argi)) {
359 }
else if (arg_match(&arg, &speed_arg, argi)) {
360 app_input->speed = arg_parse_uint(&arg);
361 if (app_input->speed > 11) {
362 aom_tools_warn(
"Mapping speed %d to speed 11.\n", app_input->speed);
364 }
else if (arg_match(&arg, &aqmode_arg, argi)) {
365 app_input->aq_mode = arg_parse_uint(&arg);
366 }
else if (arg_match(&arg, &threads_arg, argi)) {
367 enc_cfg->
g_threads = arg_parse_uint(&arg);
368 }
else if (arg_match(&arg, &layering_mode_arg, argi)) {
369 app_input->layering_mode = arg_parse_int(&arg);
370 }
else if (arg_match(&arg, &kf_dist_arg, argi)) {
373 }
else if (arg_match(&arg, &scale_factors_arg, argi)) {
377 app_input->scale_factors_explicitly_set =
true;
379 die(
"Failed to parse scale factors: %s\n",
382 }
else if (arg_match(&arg, &min_q_arg, argi)) {
384 }
else if (arg_match(&arg, &max_q_arg, argi)) {
386#if CONFIG_AV1_HIGHBITDEPTH
387 }
else if (arg_match(&arg, &bitdepth_arg, argi)) {
400 die(
"Error: Invalid bit depth selected (%d)\n", enc_cfg->
g_bit_depth);
403 }
else if (arg_match(&arg, &dropframe_thresh_arg, argi)) {
405 }
else if (arg_match(&arg, &error_resilient_arg, argi)) {
408 die(
"Invalid value for error resilient (0, 1): %d.",
410 }
else if (arg_match(&arg, &output_obu_arg, argi)) {
411 app_input->output_obu = arg_parse_uint(&arg);
412 if (app_input->output_obu != 0 && app_input->output_obu != 1)
413 die(
"Invalid value for obu output flag (0, 1): %d.",
414 app_input->output_obu);
415 }
else if (arg_match(&arg, &test_decode_arg, argi)) {
416 app_input->decode = arg_parse_uint(&arg);
417 if (app_input->decode != 0 && app_input->decode != 1)
418 die(
"Invalid value for test decode flag (0, 1): %d.",
420 }
else if (arg_match(&arg, &tune_content_arg, argi)) {
421 app_input->tune_content = arg_parse_enum_or_int(&arg);
422 printf(
"tune content %d\n", app_input->tune_content);
423 }
else if (arg_match(&arg, &psnr_arg, argi)) {
424 app_input->show_psnr = 1;
425 }
else if (arg_match(&arg, &ext_rc_arg, argi)) {
426 app_input->use_external_rc =
true;
428 }
else if (arg_match(&arg, &multilayer_metadata_file_arg, argi)) {
429 app_input->multilayer_metadata_file = arg.val;
437 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
439 if (arg_match(&arg, &bitrates_arg, argi)) {
451 if (strlen(string_options) > 0)
452 strncpy(app_input->options, string_options, OPTION_BUFFER_SIZE);
455 for (argi = argv; *argi; ++argi)
456 if (argi[0][0] ==
'-' && strlen(argi[0]) > 1)
457 die(
"Error: Unrecognized option %s\n", *argi);
459 if (argv[0] == NULL) {
464 while (argv[input_count] != NULL && input_count < MAX_NUM_SPATIAL_LAYERS) {
465 app_input->input_ctx[input_count].filename = argv[input_count];
469 die(
"Error: Number of input files does not match number of spatial layers");
471 if (argv[input_count] != NULL) {
472 die(
"Error: Too many input files specified, there should be at most %d",
473 MAX_NUM_SPATIAL_LAYERS);
478 for (
int i = 0; i < input_count; ++i) {
480 if (app_input->input_ctx[i].file_type == FILE_TYPE_Y4M) {
481 if (enc_cfg->
g_w == 0 || enc_cfg->
g_h == 0) {
483 enc_cfg->
g_w = app_input->input_ctx[i].width;
484 enc_cfg->
g_h = app_input->input_ctx[i].height;
486 enc_cfg->
g_timebase.
num = app_input->input_ctx[i].framerate.denominator;
487 enc_cfg->
g_timebase.
den = app_input->input_ctx[i].framerate.numerator;
488 }
else if (enc_cfg->
g_w != app_input->input_ctx[i].width ||
489 enc_cfg->
g_h != app_input->input_ctx[i].height ||
491 app_input->input_ctx[i].framerate.denominator ||
493 app_input->input_ctx[i].framerate.numerator) {
494 die(
"Error: Input file dimensions and/or frame rate mismatch");
498 if (enc_cfg->
g_w == 0 || enc_cfg->
g_h == 0) {
499 die(
"Error: Input file dimensions not set, use -w and -h");
502 if (enc_cfg->
g_w < 16 || enc_cfg->
g_w % 2 || enc_cfg->
g_h < 16 ||
504 die(
"Invalid resolution: %d x %d\n", enc_cfg->
g_w, enc_cfg->
g_h);
509 "width %u, height: %u\n"
510 "num: %d, den: %d, bitrate: %u\n"
518static const int mode_to_num_temporal_layers[12] = {
519 1, 2, 3, 3, 2, 1, 1, 3, 3, 3, 3, 3,
521static const int mode_to_num_spatial_layers[12] = {
522 1, 1, 1, 1, 1, 2, 3, 2, 3, 3, 3, 3,
526struct RateControlMetrics {
543 double avg_st_encoding_bitrate;
545 double variance_st_encoding_bitrate;
553static const int REF_FRAMES = 8;
555static const int INTER_REFS_PER_FRAME = 7;
568static int read_frame(
struct AvxInputContext *input_ctx,
aom_image_t *img) {
569 FILE *f = input_ctx->file;
570 y4m_input *y4m = &input_ctx->y4m;
573 if (input_ctx->file_type == FILE_TYPE_Y4M) {
574 if (y4m_input_fetch_frame(y4m, f, img) < 1)
return 0;
576 shortread = read_yuv_frame(input_ctx, img);
582static void close_input_file(
struct AvxInputContext *input) {
584 if (input->file_type == FILE_TYPE_Y4M) y4m_input_close(&input->y4m);
593static void set_rate_control_metrics(
struct RateControlMetrics *rc,
594 double framerate,
int ss_number_layers,
595 int ts_number_layers) {
597 ts_rate_decimator[0] = 1;
598 if (ts_number_layers == 2) {
599 ts_rate_decimator[0] = 2;
600 ts_rate_decimator[1] = 1;
602 if (ts_number_layers == 3) {
603 ts_rate_decimator[0] = 4;
604 ts_rate_decimator[1] = 2;
605 ts_rate_decimator[2] = 1;
609 for (
int sl = 0; sl < ss_number_layers; ++sl) {
610 int i = sl * ts_number_layers;
611 rc->layer_framerate[0] = framerate / ts_rate_decimator[0];
613 1000.0 * rc->layer_target_bitrate[i] / rc->layer_framerate[0];
614 for (
int tl = 0; tl < ts_number_layers; ++tl) {
615 i = sl * ts_number_layers + tl;
617 rc->layer_framerate[tl] = framerate / ts_rate_decimator[tl];
620 (rc->layer_target_bitrate[i] - rc->layer_target_bitrate[i - 1]) /
621 (rc->layer_framerate[tl] - rc->layer_framerate[tl - 1]);
623 rc->layer_input_frames[tl] = 0;
624 rc->layer_enc_frames[tl] = 0;
625 rc->layer_encoding_bitrate[i] = 0.0;
626 rc->layer_avg_frame_size[i] = 0.0;
627 rc->layer_avg_rate_mismatch[i] = 0.0;
630 rc->window_count = 0;
631 rc->window_size = 15;
632 rc->avg_st_encoding_bitrate = 0.0;
633 rc->variance_st_encoding_bitrate = 0.0;
636static void printout_rate_control_summary(
struct RateControlMetrics *rc,
637 int frame_cnt,
int ss_number_layers,
638 int ts_number_layers) {
639 int tot_num_frames = 0;
640 double perc_fluctuation = 0.0;
641 printf(
"Total number of processed frames: %d\n\n", frame_cnt - 1);
642 printf(
"Rate control layer stats for %d layer(s):\n\n", ts_number_layers);
643 for (
int sl = 0; sl < ss_number_layers; ++sl) {
645 for (
int tl = 0; tl < ts_number_layers; ++tl) {
646 int i = sl * ts_number_layers + tl;
647 const int num_dropped =
648 tl > 0 ? rc->layer_input_frames[tl] - rc->layer_enc_frames[tl]
649 : rc->layer_input_frames[tl] - rc->layer_enc_frames[tl] - 1;
650 tot_num_frames += rc->layer_input_frames[tl];
651 rc->layer_encoding_bitrate[i] = 0.001 * rc->layer_framerate[tl] *
652 rc->layer_encoding_bitrate[i] /
654 rc->layer_avg_frame_size[i] =
655 rc->layer_avg_frame_size[i] / rc->layer_enc_frames[tl];
656 rc->layer_avg_rate_mismatch[i] =
657 100.0 * rc->layer_avg_rate_mismatch[i] / rc->layer_enc_frames[tl];
658 printf(
"For layer#: %d %d \n", sl, tl);
659 printf(
"Bitrate (target vs actual): %d %f\n", rc->layer_target_bitrate[i],
660 rc->layer_encoding_bitrate[i]);
661 printf(
"Average frame size (target vs actual): %f %f\n", rc->layer_pfb[i],
662 rc->layer_avg_frame_size[i]);
663 printf(
"Average rate_mismatch: %f\n", rc->layer_avg_rate_mismatch[i]);
665 "Number of input frames, encoded (non-key) frames, "
666 "and perc dropped frames: %d %d %f\n",
667 rc->layer_input_frames[tl], rc->layer_enc_frames[tl],
668 100.0 * num_dropped / rc->layer_input_frames[tl]);
672 rc->avg_st_encoding_bitrate = rc->avg_st_encoding_bitrate / rc->window_count;
673 rc->variance_st_encoding_bitrate =
674 rc->variance_st_encoding_bitrate / rc->window_count -
675 (rc->avg_st_encoding_bitrate * rc->avg_st_encoding_bitrate);
676 perc_fluctuation = 100.0 * sqrt(rc->variance_st_encoding_bitrate) /
677 rc->avg_st_encoding_bitrate;
678 printf(
"Short-time stats, for window of %d frames:\n", rc->window_size);
679 printf(
"Average, rms-variance, and percent-fluct: %f %f %f\n",
680 rc->avg_st_encoding_bitrate, sqrt(rc->variance_st_encoding_bitrate),
682 if (frame_cnt - 1 != tot_num_frames)
683 die(
"Error: Number of input frames not equal to output!\n");
687static void set_layer_pattern(
691 int spatial_layer_id,
int is_key_frame,
int ksvc_mode,
int speed) {
694 int use_rps_example = 0;
696 int enable_longterm_temporal_ref = 1;
697 int shift = (layering_mode == 8) ? 2 : 0;
698 int simulcast_mode = (layering_mode == 11);
699 *use_svc_control = 1;
702 int base_count = superframe_cnt >> 2;
709 for (i = 0; i < INTER_REFS_PER_FRAME; i++) ref_frame_config->
ref_idx[i] = i;
710 for (i = 0; i < INTER_REFS_PER_FRAME; i++) ref_frame_config->
reference[i] = 0;
711 for (i = 0; i < REF_FRAMES; i++) ref_frame_config->
refresh[i] = 0;
718 switch (layering_mode) {
720 if (use_rps_example == 0) {
724 ref_frame_config->
refresh[0] = 1;
725 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
733 int last_idx_refresh = 0;
742 if (superframe_cnt > 1) last_idx = (superframe_cnt - 1) % sh;
744 last_idx_refresh = superframe_cnt % sh;
746 if (superframe_cnt > lag_gld) gld_idx = (superframe_cnt - lag_gld) % sh;
748 if (superframe_cnt > lag_alt)
749 alt_ref_idx = (superframe_cnt - lag_alt) % sh;
752 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
753 ref_frame_config->
ref_idx[i] = last_idx;
755 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = last_idx;
756 ref_frame_config->
ref_idx[SVC_LAST2_FRAME] = last_idx_refresh;
757 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = gld_idx;
758 ref_frame_config->
ref_idx[SVC_ALTREF_FRAME] = alt_ref_idx;
760 ref_frame_config->
refresh[last_idx_refresh] = 1;
762 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
763 ref_frame_config->
reference[SVC_ALTREF_FRAME] = 1;
764 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
766 if (superframe_cnt % 200 == 0 && superframe_cnt > 0) {
767 ref_frame_config->
reference[SVC_LAST_FRAME] = 0;
768 ref_frame_config->
reference[SVC_ALTREF_FRAME] = 0;
769 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
773 if (superframe_cnt % 400 == 0 && superframe_cnt > 0) {
774 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = gld_idx;
775 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
776 ref_frame_config->
reference[SVC_ALTREF_FRAME] = 0;
777 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 0;
787 base_count = superframe_cnt >> 1;
788 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
791 if (base_count > 0) {
792 lag_index = 5 + (base_count % 3);
793 if (superframe_cnt % 2 != 0) lag_index = 5 + ((base_count + 1) % 3);
796 ref_frame_config->
ref_idx[SVC_ALTREF_FRAME] = lag_index;
797 if (superframe_cnt % 2 == 0) {
800 ref_frame_config->
refresh[0] = 1;
801 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
803 ref_frame_config->
refresh[lag_index] = 1;
805 if (base_count % 32 == 0) ref_frame_config->
refresh[3] = 1;
809 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
813 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
814 ref_frame_config->
reference[SVC_ALTREF_FRAME] = 1;
822 if (superframe_cnt % 4 == 0) {
826 ref_frame_config->
refresh[0] = 1;
827 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
828 }
else if ((superframe_cnt - 1) % 4 == 0) {
831 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
832 }
else if ((superframe_cnt - 2) % 4 == 0) {
835 ref_frame_config->
refresh[1] = 1;
836 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
837 }
else if ((superframe_cnt - 3) % 4 == 0) {
842 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
843 ref_frame_config->
ref_idx[SVC_LAST2_FRAME] = 0;
844 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
855 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
858 if (base_count > 0) {
859 lag_index = 5 + (base_count % 3);
860 if (superframe_cnt % 4 != 0) lag_index = 5 + ((base_count + 1) % 3);
863 ref_frame_config->
ref_idx[SVC_ALTREF_FRAME] = lag_index;
864 if (superframe_cnt % 4 == 0) {
868 ref_frame_config->
refresh[0] = 1;
869 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
871 if (base_count % 10 == 0) ref_frame_config->
refresh[3] = 1;
873 ref_frame_config->
refresh[lag_index] = 1;
874 }
else if ((superframe_cnt - 1) % 4 == 0) {
877 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
878 }
else if ((superframe_cnt - 2) % 4 == 0) {
881 ref_frame_config->
refresh[1] = 1;
882 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
883 }
else if ((superframe_cnt - 3) % 4 == 0) {
888 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
889 ref_frame_config->
ref_idx[SVC_LAST2_FRAME] = 0;
890 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
893 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
894 ref_frame_config->
reference[SVC_ALTREF_FRAME] = 1;
907 if (superframe_cnt % 4 == 0) {
911 ref_frame_config->
refresh[0] = 1;
912 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
913 }
else if ((superframe_cnt - 1) % 4 == 0) {
916 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
917 }
else if ((superframe_cnt - 2) % 4 == 0) {
920 ref_frame_config->
refresh[3] = 1;
921 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
922 }
else if ((superframe_cnt - 3) % 4 == 0) {
925 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
933 ref_frame_config->
refresh[0] = 1;
934 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
938 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
939 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 0;
940 ref_frame_config->
refresh[1] = 1;
941 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
942 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
954 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
955 ref_frame_config->
ref_idx[i] = 0;
956 ref_frame_config->
refresh[0] = 1;
957 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
962 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
963 ref_frame_config->
ref_idx[i] = 0;
964 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
965 ref_frame_config->
refresh[1] = 1;
966 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
967 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
972 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
973 ref_frame_config->
ref_idx[i] = 1;
974 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
975 ref_frame_config->
refresh[2] = 1;
976 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
977 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
980 if (enable_longterm_temporal_ref) {
981 ref_frame_config->
ref_idx[SVC_ALTREF_FRAME] = REF_FRAMES - 1;
982 ref_frame_config->
reference[SVC_ALTREF_FRAME] = 1;
983 if (base_count % 10 == 0)
984 ref_frame_config->
refresh[REF_FRAMES - 1] = 1;
990 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
991 if (superframe_cnt % 4 == 0) {
997 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
998 ref_frame_config->
ref_idx[i] = 0;
999 ref_frame_config->
refresh[0] = 1;
1002 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1003 ref_frame_config->
ref_idx[i] = 0;
1004 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1005 ref_frame_config->
refresh[1] = 1;
1007 }
else if ((superframe_cnt - 1) % 4 == 0) {
1011 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1012 ref_frame_config->
ref_idx[i] = 0;
1013 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1014 ref_frame_config->
refresh[3] = 1;
1019 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1020 ref_frame_config->
ref_idx[i] = 3;
1021 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1023 }
else if ((superframe_cnt - 2) % 4 == 0) {
1030 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1031 ref_frame_config->
ref_idx[i] = 0;
1032 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 5 - shift;
1033 ref_frame_config->
refresh[5 - shift] = 1;
1038 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1039 ref_frame_config->
ref_idx[i] = 5 - shift;
1040 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1041 ref_frame_config->
ref_idx[SVC_LAST3_FRAME] = 6 - shift;
1042 ref_frame_config->
refresh[6 - shift] = 1;
1044 }
else if ((superframe_cnt - 3) % 4 == 0) {
1051 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1052 ref_frame_config->
ref_idx[i] = 0;
1053 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 5 - shift;
1054 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1055 ref_frame_config->
refresh[3] = 1;
1059 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1060 ref_frame_config->
ref_idx[i] = 0;
1061 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 6 - shift;
1062 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1079 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1080 if (superframe_cnt % 4 == 0) {
1086 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1087 ref_frame_config->
ref_idx[i] = 0;
1088 ref_frame_config->
refresh[0] = 1;
1093 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1094 ref_frame_config->
ref_idx[i] = 0;
1095 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1096 ref_frame_config->
refresh[1] = 1;
1101 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1102 ref_frame_config->
ref_idx[i] = 1;
1103 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1104 ref_frame_config->
refresh[2] = 1;
1106 }
else if ((superframe_cnt - 1) % 4 == 0) {
1113 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1114 ref_frame_config->
ref_idx[i] = 0;
1115 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1116 ref_frame_config->
refresh[3] = 1;
1121 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1122 ref_frame_config->
ref_idx[i] = 3;
1123 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1124 ref_frame_config->
ref_idx[SVC_LAST2_FRAME] = 4;
1125 ref_frame_config->
refresh[4] = 1;
1130 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1131 ref_frame_config->
ref_idx[i] = 4;
1132 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1134 }
else if ((superframe_cnt - 2) % 4 == 0) {
1141 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1142 ref_frame_config->
ref_idx[i] = 0;
1143 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 5 - shift;
1144 ref_frame_config->
refresh[5 - shift] = 1;
1149 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1150 ref_frame_config->
ref_idx[i] = 5 - shift;
1151 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1152 ref_frame_config->
ref_idx[SVC_LAST3_FRAME] = 6 - shift;
1153 ref_frame_config->
refresh[6 - shift] = 1;
1158 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1159 ref_frame_config->
ref_idx[i] = 6 - shift;
1160 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1161 ref_frame_config->
ref_idx[SVC_LAST3_FRAME] = 7 - shift;
1162 ref_frame_config->
refresh[7 - shift] = 1;
1164 }
else if ((superframe_cnt - 3) % 4 == 0) {
1171 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1172 ref_frame_config->
ref_idx[i] = 0;
1173 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 5 - shift;
1174 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1175 ref_frame_config->
refresh[3] = 1;
1179 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1180 ref_frame_config->
ref_idx[i] = 0;
1181 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 6 - shift;
1182 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1183 ref_frame_config->
ref_idx[SVC_LAST2_FRAME] = 4;
1184 ref_frame_config->
refresh[4] = 1;
1188 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1189 ref_frame_config->
ref_idx[i] = 0;
1190 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 7 - shift;
1191 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 4;
1214 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1217 for (i = 0; i < REF_FRAMES; i++) ref_frame_config->
refresh[i] = 0;
1218 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1219 ref_frame_config->
ref_idx[i] = 0;
1226 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 0;
1227 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 1;
1228 ref_frame_config->
refresh[0] = 1;
1229 ref_frame_config->
refresh[1] = 1;
1234 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1235 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 3;
1236 ref_frame_config->
refresh[2] = 1;
1237 ref_frame_config->
refresh[3] = 1;
1242 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 4;
1243 ref_frame_config->
ref_idx[SVC_GOLDEN_FRAME] = 5;
1244 ref_frame_config->
refresh[4] = 1;
1245 ref_frame_config->
refresh[5] = 1;
1247 }
else if (superframe_cnt % 4 == 0) {
1254 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1255 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1256 ref_frame_config->
ref_idx[i] = 1;
1257 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 0;
1258 ref_frame_config->
refresh[0] = 1;
1263 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1264 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1265 ref_frame_config->
ref_idx[i] = 3;
1266 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1267 ref_frame_config->
refresh[2] = 1;
1272 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1273 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1274 ref_frame_config->
ref_idx[i] = 5;
1275 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 4;
1276 ref_frame_config->
refresh[4] = 1;
1278 }
else if ((superframe_cnt - 1) % 4 == 0) {
1284 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1285 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1286 ref_frame_config->
ref_idx[i] = 1;
1287 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 0;
1291 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1292 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1293 ref_frame_config->
ref_idx[i] = 3;
1294 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1298 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1299 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1300 ref_frame_config->
ref_idx[i] = 5;
1301 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 4;
1303 }
else if ((superframe_cnt - 2) % 4 == 0) {
1310 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1311 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1312 ref_frame_config->
ref_idx[i] = 1;
1313 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 0;
1314 ref_frame_config->
refresh[1] = 1;
1319 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1320 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1321 ref_frame_config->
ref_idx[i] = 3;
1322 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 2;
1323 ref_frame_config->
refresh[3] = 1;
1328 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1329 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1330 ref_frame_config->
ref_idx[i] = 5;
1331 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 4;
1332 ref_frame_config->
refresh[5] = 1;
1334 }
else if ((superframe_cnt - 3) % 4 == 0) {
1340 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1341 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1342 ref_frame_config->
ref_idx[i] = 0;
1343 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 1;
1347 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1348 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1349 ref_frame_config->
ref_idx[i] = 2;
1350 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 3;
1354 ref_frame_config->
reference[SVC_LAST_FRAME] = 1;
1355 for (i = 0; i < INTER_REFS_PER_FRAME; i++)
1356 ref_frame_config->
ref_idx[i] = 4;
1357 ref_frame_config->
ref_idx[SVC_LAST_FRAME] = 5;
1362 ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 1;
1366 if (!is_key_frame) ref_frame_config->
reference[SVC_GOLDEN_FRAME] = 0;
1371 ref_frame_config->
reference[SVC_LAST_FRAME] = 0;
1378 if (!simulcast_mode && enable_longterm_temporal_ref &&
1380 ref_frame_config->
ref_idx[SVC_ALTREF_FRAME] = REF_FRAMES - 1;
1381 if (!is_key_frame) ref_frame_config->
reference[SVC_ALTREF_FRAME] = 1;
1383 ref_frame_config->
refresh[REF_FRAMES - 1] = 1;
1386 default: assert(0); die(
"Error: Unsupported temporal layering mode!\n");
1390static void write_literal(
struct aom_write_bit_buffer *wb, uint32_t data,
1391 uint8_t bits, uint32_t offset = 0) {
1393 die(
"Invalid bits value %d > 32\n", bits);
1395 const uint32_t max =
static_cast<uint32_t
>(((uint64_t)1 << bits) - 1);
1396 if (data < offset || (data - offset) > max) {
1397 die(
"Invalid data, value %u out of range [%u, %" PRIu64
"]\n", data, offset,
1398 (uint64_t)max + offset);
1400 aom_wb_write_unsigned_literal(wb, data - offset, bits);
1403static void write_depth_representation_element(
1404 struct aom_write_bit_buffer *buffer,
1405 const std::pair<libaom_examples::DepthRepresentationElement, bool>
1407 if (!element.second) {
1410 write_literal(buffer, element.first.sign_flag, 1);
1411 write_literal(buffer, element.first.exponent, 7);
1412 if (element.first.mantissa_len == 0 || element.first.mantissa_len > 32) {
1413 die(
"Invalid mantissan_len %d\n", element.first.mantissa_len);
1415 write_literal(buffer, element.first.mantissa_len - 1, 5);
1416 write_literal(buffer, element.first.mantissa, element.first.mantissa_len);
1419static void write_color_properties(
1420 struct aom_write_bit_buffer *buffer,
1421 const std::pair<libaom_examples::ColorProperties, bool> &color_properties) {
1422 write_literal(buffer, color_properties.second, 1);
1423 if (color_properties.second) {
1424 write_literal(buffer, color_properties.first.color_range, 1);
1425 write_literal(buffer, color_properties.first.color_primaries, 8);
1426 write_literal(buffer, color_properties.first.transfer_characteristics, 8);
1427 write_literal(buffer, color_properties.first.matrix_coefficients, 8);
1429 write_literal(buffer, 0, 1);
1433static void add_multilayer_metadata(
1434 aom_image_t *frame,
const libaom_examples::MultilayerMetadata &multilayer) {
1438 std::vector<uint8_t> data(1024);
1439 struct aom_write_bit_buffer buffer = { data.data(), 0 };
1441 write_literal(&buffer, multilayer.use_case, 6);
1442 if (multilayer.layers.empty()) {
1443 die(
"Invalid multilayer metadata, no layers found\n");
1444 }
else if (multilayer.layers.size() > MAX_NUM_SPATIAL_LAYERS) {
1445 die(
"Invalid multilayer metadata, too many layers (max is %d)\n",
1446 MAX_NUM_SPATIAL_LAYERS);
1448 write_literal(&buffer, (
int)multilayer.layers.size() - 1, 2);
1449 assert(buffer.bit_offset % 8 == 0);
1450 for (
size_t i = 0; i < multilayer.layers.size(); ++i) {
1451 const libaom_examples::LayerMetadata &layer = multilayer.layers[i];
1454 const int bytes_reserved_for_size = 3;
1456 write_literal(&buffer, 0, bytes_reserved_for_size * 8);
1457 const uint32_t metadata_start = buffer.bit_offset;
1458 write_literal(&buffer, (
int)i, 2);
1459 write_literal(&buffer, layer.layer_type, 5);
1460 write_literal(&buffer, layer.luma_plane_only_flag, 1);
1461 write_literal(&buffer, layer.layer_view_type, 3);
1462 write_literal(&buffer, layer.group_id, 2);
1463 write_literal(&buffer, layer.layer_dependency_idc, 3);
1464 write_literal(&buffer, layer.layer_metadata_scope, 2);
1465 write_literal(&buffer, 0, 4);
1468 write_color_properties(&buffer, layer.layer_color_description);
1470 write_literal(&buffer, 0, 2);
1472 assert(buffer.bit_offset % 8 == 0);
1474 if (layer.layer_type == libaom_examples::MULTILAYER_LAYER_TYPE_ALPHA &&
1475 layer.layer_metadata_scope >= libaom_examples::SCOPE_GLOBAL) {
1476 const libaom_examples::AlphaInformation &alpha_info =
1477 layer.global_alpha_info;
1478 write_literal(&buffer, alpha_info.alpha_use_idc, 2);
1479 write_literal(&buffer, alpha_info.alpha_simple_flag, 1);
1480 if (!alpha_info.alpha_simple_flag) {
1481 write_literal(&buffer, alpha_info.alpha_bit_depth, 3, 8);
1482 write_literal(&buffer, alpha_info.alpha_clip_idc, 2);
1483 write_literal(&buffer, alpha_info.alpha_incr_flag, 1);
1484 write_literal(&buffer, alpha_info.alpha_transparent_value,
1485 alpha_info.alpha_bit_depth + 1);
1486 write_literal(&buffer, alpha_info.alpha_opaque_value,
1487 alpha_info.alpha_bit_depth + 1);
1488 if (buffer.bit_offset % 8 != 0) {
1490 write_literal(&buffer, 0, 8 - (buffer.bit_offset % 8));
1492 assert(buffer.bit_offset % 8 == 0);
1494 write_literal(&buffer, 0, 6);
1495 write_color_properties(&buffer, alpha_info.alpha_color_description);
1497 write_literal(&buffer, 0, 5);
1500 assert(buffer.bit_offset % 8 == 0);
1501 }
else if (layer.layer_type ==
1502 libaom_examples::MULTILAYER_LAYER_TYPE_DEPTH &&
1503 layer.layer_metadata_scope >= libaom_examples::SCOPE_GLOBAL) {
1504 const libaom_examples::DepthInformation &depth_info =
1505 layer.global_depth_info;
1506 write_literal(&buffer, depth_info.z_near.second, 1);
1507 write_literal(&buffer, depth_info.z_far.second, 1);
1508 write_literal(&buffer, depth_info.d_min.second, 1);
1509 write_literal(&buffer, depth_info.d_max.second, 1);
1510 write_literal(&buffer, depth_info.depth_representation_type, 4);
1511 if (depth_info.d_min.second || depth_info.d_max.second) {
1512 write_literal(&buffer, depth_info.disparity_ref_view_id, 2);
1514 write_depth_representation_element(&buffer, depth_info.z_near);
1515 write_depth_representation_element(&buffer, depth_info.z_far);
1516 write_depth_representation_element(&buffer, depth_info.d_min);
1517 write_depth_representation_element(&buffer, depth_info.d_max);
1518 if (buffer.bit_offset % 8 != 0) {
1519 write_literal(&buffer, 0, 8 - (buffer.bit_offset % 8));
1521 assert(buffer.bit_offset % 8 == 0);
1524 assert(buffer.bit_offset % 8 == 0);
1526 const int metadata_size_bytes = (buffer.bit_offset - metadata_start) / 8;
1527 const uint8_t size_pos = metadata_start / 8 - bytes_reserved_for_size;
1529 if (aom_uleb_encode_fixed_size(metadata_size_bytes, bytes_reserved_for_size,
1530 bytes_reserved_for_size,
1531 &buffer.bit_buffer[size_pos], &coded_size)) {
1533 die(
"Error: Failed to write metadata size\n");
1536 assert(buffer.bit_offset % 8 == 0);
1538 buffer.bit_buffer, buffer.bit_offset / 8,
1540 die(
"Error: Failed to add metadata\n");
1544#if CONFIG_AV1_DECODER
1548 const int frames_out) {
1556#if CONFIG_AV1_HIGHBITDEPTH
1564 enc_img.
d_w, enc_img.
d_h, 16);
1565 aom_img_truncate_16_to_8(&enc_hbd_img, &enc_img);
1566 enc_img = enc_hbd_img;
1573 dec_img.
d_w, dec_img.
d_h, 16);
1574 aom_img_truncate_16_to_8(&dec_hbd_img, &dec_img);
1575 dec_img = dec_hbd_img;
1580 if (!aom_compare_img(&enc_img, &dec_img)) {
1581 int y[4], u[4], v[4];
1582#if CONFIG_AV1_HIGHBITDEPTH
1584 aom_find_mismatch_high(&enc_img, &dec_img, y, u, v);
1586 aom_find_mismatch(&enc_img, &dec_img, y, u, v);
1589 aom_find_mismatch(&enc_img, &dec_img, y, u, v);
1592 "Encode/decode mismatch on frame %d at"
1593 " Y[%d, %d] {%d/%d},"
1594 " U[%d, %d] {%d/%d},"
1595 " V[%d, %d] {%d/%d}\n",
1596 frames_out, y[0], y[1], y[2], y[3], u[0], u[1], u[2], u[3], v[0],
1609 uint64_t psnr_sse_total[2];
1610 uint64_t psnr_samples_total[2];
1611 double psnr_totals[2][4];
1615static void show_psnr(
struct psnr_stats *psnr_stream,
double peak) {
1618 if (!psnr_stream->psnr_count[0])
return;
1620 fprintf(stderr,
"\nPSNR (Overall/Avg/Y/U/V)");
1621 ovpsnr = sse_to_psnr((
double)psnr_stream->psnr_samples_total[0], peak,
1622 (
double)psnr_stream->psnr_sse_total[0]);
1623 fprintf(stderr,
" %.3f", ovpsnr);
1625 for (
int i = 0; i < 4; i++) {
1626 fprintf(stderr,
" %.3f",
1627 psnr_stream->psnr_totals[0][i] / psnr_stream->psnr_count[0]);
1629 fprintf(stderr,
"\n");
1632static aom::AV1RateControlRtcConfig create_rtc_rc_config(
1634 aom::AV1RateControlRtcConfig rc_cfg;
1635 rc_cfg.width = cfg.
g_w;
1636 rc_cfg.height = cfg.
g_h;
1646 rc_cfg.max_intra_bitrate_pct = 300;
1649 rc_cfg.ss_number_layers = 1;
1650 rc_cfg.ts_number_layers = 1;
1651 rc_cfg.scaling_factor_num[0] = 1;
1652 rc_cfg.scaling_factor_den[0] = 1;
1653 rc_cfg.layer_target_bitrate[0] =
static_cast<int>(rc_cfg.target_bandwidth);
1654 rc_cfg.max_quantizers[0] = rc_cfg.max_quantizer;
1655 rc_cfg.min_quantizers[0] = rc_cfg.min_quantizer;
1656 rc_cfg.aq_mode = app_input.aq_mode;
1661static int qindex_to_quantizer(
int qindex) {
1664 static const int quantizer_to_qindex[] = {
1665 0, 4, 8, 12, 16, 20, 24, 28, 32, 36, 40, 44, 48,
1666 52, 56, 60, 64, 68, 72, 76, 80, 84, 88, 92, 96, 100,
1667 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 144, 148, 152,
1668 156, 160, 164, 168, 172, 176, 180, 184, 188, 192, 196, 200, 204,
1669 208, 212, 216, 220, 224, 228, 232, 236, 240, 244, 249, 255,
1671 for (
int quantizer = 0; quantizer < 64; ++quantizer)
1672 if (quantizer_to_qindex[quantizer] >= qindex)
return quantizer;
1681 map.
rows = (cfg->
g_h + 15) / 16;
1682 map.
cols = (cfg->
g_w + 15) / 16;
1685 if (!map.
active_map) die(
"Failed to allocate active map");
1688 for (
unsigned int i = 0; i < map.
rows; ++i) {
1689 for (
unsigned int j = 0; j < map.
cols; ++j) {
1690 int index = map.
cols * i + j;
1692 if (frame_cnt < 300) {
1694 }
else if (frame_cnt >= 300) {
1695 if (i < map.rows / 2 && j >= map.
cols / 2) map.
active_map[index] = 0;
1701 die_codec(codec,
"Failed to set active map");
1706int main(
int argc,
const char **argv) {
1710 AvxVideoWriter *total_layer_file = NULL;
1711 FILE *total_layer_obu_file = NULL;
1720 int frame_duration = 1;
1726#if CONFIG_INTERNAL_STATS
1727 FILE *stats_file = fopen(
"opsnr.stt",
"a");
1728 if (stats_file == NULL) {
1729 die(
"Cannot open opsnr.stt\n");
1732#if CONFIG_AV1_DECODER
1736 struct RateControlMetrics rc;
1737 int64_t cx_time = 0;
1740 double sum_bitrate = 0.0;
1741 double sum_bitrate2 = 0.0;
1742 double framerate = 30.0;
1743 int use_svc_control = 1;
1744 int set_err_resil_frame = 0;
1745 int test_changing_bitrate = 0;
1746 zero(rc.layer_target_bitrate);
1748 memset(&app_input, 0,
sizeof(AppInput));
1749 memset(&svc_params, 0,
sizeof(svc_params));
1753 const int test_dynamic_scaling_single_layer = 0;
1756 const int test_speed_per_layer = 0;
1759 const int test_active_maps = 0;
1762 for (i = 0; i < MAX_NUM_SPATIAL_LAYERS; ++i) {
1763 app_input.input_ctx[i].framerate.numerator = 30;
1764 app_input.input_ctx[i].framerate.denominator = 1;
1765 app_input.input_ctx[i].only_i420 = 0;
1766 app_input.input_ctx[i].bit_depth =
AOM_BITS_8;
1768 app_input.speed = 7;
1769 exec_name = argv[0];
1795 parse_command_line(argc, argv, &app_input, &svc_params, &cfg);
1800 unsigned int width = cfg.
g_w;
1801 unsigned int height = cfg.
g_h;
1803 if (app_input.layering_mode >= 0) {
1804 if (ts_number_layers !=
1805 mode_to_num_temporal_layers[app_input.layering_mode] ||
1807 mode_to_num_spatial_layers[app_input.layering_mode]) {
1808 die(
"Number of layers doesn't match layering mode.");
1812 bool has_non_y4m_input =
false;
1814 if (app_input.input_ctx[i].file_type != FILE_TYPE_Y4M) {
1815 has_non_y4m_input =
true;
1820 if (has_non_y4m_input) {
1822 die(
"Failed to allocate image (%dx%d)", width, height);
1831 unsigned int total_rate = 0;
1832 for (i = 0; i < ss_number_layers; i++) {
1838 die(
"Incorrect total target bitrate, expected: %d", total_rate);
1842 if (ts_number_layers == 2) {
1845 }
else if (ts_number_layers == 3) {
1851 libaom_examples::MultilayerMetadata multilayer_metadata;
1852 if (app_input.multilayer_metadata_file != NULL) {
1853 if (!libaom_examples::parse_multilayer_file(
1854 app_input.multilayer_metadata_file, &multilayer_metadata)) {
1855 die(
"Failed to parse multilayer metadata");
1857 libaom_examples::print_multilayer_metadata(multilayer_metadata);
1861 set_rate_control_metrics(&rc, framerate, ss_number_layers, ts_number_layers);
1864 info.codec_fourcc = get_fourcc_by_aom_encoder(encoder);
1865 info.frame_width = cfg.
g_w;
1866 info.frame_height = cfg.
g_h;
1870 for (
int sl = 0; sl < ss_number_layers; ++sl) {
1871 for (
int tl = 0; tl < ts_number_layers; ++tl) {
1872 i = sl * ts_number_layers + tl;
1873 char file_name[PATH_MAX];
1874 snprintf(file_name,
sizeof(file_name),
"%s_%d.av1",
1875 app_input.output_filename, i);
1876 if (app_input.output_obu) {
1877 obu_files[i] = fopen(file_name,
"wb");
1878 if (!obu_files[i]) die(
"Failed to open %s for writing", file_name);
1880 outfile[i] = aom_video_writer_open(file_name, kContainerIVF, &info);
1881 if (!outfile[i]) die(
"Failed to open %s for writing", file_name);
1885 if (app_input.output_obu) {
1886 total_layer_obu_file = fopen(app_input.output_filename,
"wb");
1887 if (!total_layer_obu_file)
1888 die(
"Failed to open %s for writing", app_input.output_filename);
1891 aom_video_writer_open(app_input.output_filename, kContainerIVF, &info);
1892 if (!total_layer_file)
1893 die(
"Failed to open %s for writing", app_input.output_filename);
1902 die_codec(&codec,
"Failed to initialize encoder");
1904#if CONFIG_AV1_DECODER
1905 if (app_input.decode) {
1907 die_codec(&decoder,
"Failed to initialize decoder");
1938 if (app_input.tune_content == AOM_CONTENT_SCREEN) {
1944 if (app_input.use_external_rc) {
1957 for (i = 0; i < ss_number_layers * ts_number_layers; ++i) {
1961 if (!app_input.scale_factors_explicitly_set) {
1962 for (i = 0; i < ss_number_layers; ++i) {
1966 if (ss_number_layers == 2) {
1969 }
else if (ss_number_layers == 3) {
1983 const int max_intra_size_pct = 300;
1985 max_intra_size_pct);
1988 for (
int lx = 0; lx < ts_number_layers * ss_number_layers; lx++) {
1989 cx_time_layer[lx] = 0;
1990 frame_cnt_layer[lx] = 0;
1993 std::unique_ptr<aom::AV1RateControlRTC> rc_api;
1994 if (app_input.use_external_rc) {
1995 const aom::AV1RateControlRtcConfig rc_cfg =
1996 create_rtc_rc_config(cfg, app_input);
1997 rc_api = aom::AV1RateControlRTC::Create(rc_cfg);
2001 struct psnr_stats psnr_stream;
2002 memset(&psnr_stream, 0,
sizeof(psnr_stream));
2003 while (frame_avail || got_data) {
2004 struct aom_usec_timer timer;
2005 frame_avail = read_frame(&(app_input.input_ctx[0]), &raw);
2007 for (
int slx = 0; slx < ss_number_layers; slx++) {
2008 if (slx > 0 && app_input.input_ctx[slx].filename != NULL) {
2009 const int previous_layer_frame_avail = frame_avail;
2010 frame_avail = read_frame(&(app_input.input_ctx[slx]), &raw);
2011 if (previous_layer_frame_avail != frame_avail) {
2012 die(
"Mismatch in number of frames between spatial layer input files");
2020 int is_key_frame = (frame_cnt % cfg.
kf_max_dist) == 0;
2022 if (app_input.layering_mode >= 0) {
2025 set_layer_pattern(app_input.layering_mode, frame_cnt, &layer_id,
2026 &ref_frame_config, &ref_frame_comp_pred,
2027 &use_svc_control, slx, is_key_frame,
2028 (app_input.layering_mode == 10), app_input.speed);
2030 if (use_svc_control) {
2034 &ref_frame_comp_pred);
2036 if (app_input.multilayer_metadata_file != NULL) {
2037 add_multilayer_metadata(&raw, multilayer_metadata);
2040 if (test_speed_per_layer) {
2041 int speed_per_layer = 10;
2063 if (ts_number_layers == 2) {
2065 }
else if (ts_number_layers == 3) {
2066 if (frame_cnt % 2 != 0)
2068 else if ((frame_cnt > 1) && ((frame_cnt - 2) % 4 == 0))
2082 const int err_resil_mode =
2089 if (frame_avail && slx == 0) ++rc.layer_input_frames[layer];
2091 if (test_dynamic_scaling_single_layer) {
2094 int frame_2x2 = 200;
2095 int frame_4x4 = 400;
2096 int frame_2x2up = 600;
2097 int frame_orig = 800;
2098 if (frame_cnt >= frame_2x2 && frame_cnt < frame_4x4) {
2102 }
else if (frame_cnt >= frame_4x4 && frame_cnt < frame_2x2up) {
2106 }
else if (frame_cnt >= frame_2x2up && frame_cnt < frame_orig) {
2110 }
else if (frame_cnt >= frame_orig) {
2115 if (frame_cnt == frame_2x2 || frame_cnt == frame_4x4 ||
2116 frame_cnt == frame_2x2up || frame_cnt == frame_orig) {
2122 for (i = 0; i < REF_FRAMES; i++) ref_frame_config.
refresh[i] = 1;
2123 if (use_svc_control) {
2127 &ref_frame_comp_pred);
2133 if (test_changing_bitrate && frame_cnt % 2 == 0) {
2134 if (frame_cnt < 500)
2146 die_codec(&codec,
"Failed to SET_BITRATE_ONE_PASS_CBR");
2150 aom::AV1FrameParamsRTC frame_params;
2152 frame_params.spatial_layer_id = 0;
2153 frame_params.temporal_layer_id = 0;
2154 frame_params.frame_type =
2155 is_key_frame ? aom::kKeyFrame : aom::kInterFrame;
2156 rc_api->ComputeQP(frame_params);
2157 const int current_qp = rc_api->GetQP();
2159 qindex_to_quantizer(current_qp))) {
2160 die_codec(&codec,
"Failed to SET_QUANTIZER_ONE_PASS");
2164 if (test_active_maps) set_active_map(&cfg, &codec, frame_cnt);
2167 aom_usec_timer_start(&timer);
2169 die_codec(&codec,
"Failed to encode frame");
2170 aom_usec_timer_mark(&timer);
2171 cx_time += aom_usec_timer_elapsed(&timer);
2172 cx_time_layer[layer] += aom_usec_timer_elapsed(&timer);
2173 frame_cnt_layer[layer] += 1;
2176 int content_flag = 0;
2179 die_codec(&codec,
"Failed to GET_HIGH_MOTION_CONTENT_SCREEN_RTC");
2184 int ss_layers_write = (app_input.layering_mode == 11)
2188 switch (pkt->
kind) {
2194 int j = sl * ts_number_layers + tl;
2195 if (app_input.output_obu) {
2199 aom_video_writer_write_frame(
2201 reinterpret_cast<const uint8_t *
>(pkt->
data.
frame.
buf),
2205 rc.layer_encoding_bitrate[j] += 8.0 * pkt->
data.
frame.
sz;
2210 if (app_input.output_obu) {
2212 total_layer_obu_file);
2214 aom_video_writer_write_frame(
2216 reinterpret_cast<const uint8_t *
>(pkt->
data.
frame.
buf),
2224 rc.layer_avg_frame_size[j] += 8.0 * pkt->
data.
frame.
sz;
2225 rc.layer_avg_rate_mismatch[j] +=
2226 fabs(8.0 * pkt->
data.
frame.
sz - rc.layer_pfb[j]) /
2238 if (frame_cnt > rc.window_size && slx == ss_number_layers - 1) {
2239 sum_bitrate += 0.001 * 8.0 * pkt->
data.
frame.
sz * framerate;
2240 rc.window_size = (rc.window_size <= 0) ? 1 : rc.window_size;
2241 if (frame_cnt % rc.window_size == 0) {
2242 rc.window_count += 1;
2243 rc.avg_st_encoding_bitrate += sum_bitrate / rc.window_size;
2244 rc.variance_st_encoding_bitrate +=
2245 (sum_bitrate / rc.window_size) *
2246 (sum_bitrate / rc.window_size);
2251 if (frame_cnt > rc.window_size + rc.window_size / 2 &&
2252 slx == ss_number_layers - 1) {
2253 sum_bitrate2 += 0.001 * 8.0 * pkt->
data.
frame.
sz * framerate;
2254 if (frame_cnt > 2 * rc.window_size &&
2255 frame_cnt % rc.window_size == 0) {
2256 rc.window_count += 1;
2257 rc.avg_st_encoding_bitrate += sum_bitrate2 / rc.window_size;
2258 rc.variance_st_encoding_bitrate +=
2259 (sum_bitrate2 / rc.window_size) *
2260 (sum_bitrate2 / rc.window_size);
2265#if CONFIG_AV1_DECODER
2266 if (app_input.decode) {
2269 reinterpret_cast<const uint8_t *
>(pkt->
data.
frame.
buf),
2271 die_codec(&decoder,
"Failed to decode frame");
2277 if (app_input.show_psnr) {
2278 psnr_stream.psnr_sse_total[0] += pkt->
data.
psnr.sse[0];
2279 psnr_stream.psnr_samples_total[0] += pkt->
data.
psnr.samples[0];
2280 for (
int plane = 0; plane < 4; plane++) {
2281 psnr_stream.psnr_totals[0][plane] += pkt->
data.
psnr.psnr[plane];
2283 psnr_stream.psnr_count[0]++;
2289#if CONFIG_AV1_DECODER
2290 if (got_data && app_input.decode) {
2293 if ((ss_number_layers > 1 || ts_number_layers > 1) &&
2296 if (test_decode(&codec, &decoder, frame_cnt)) {
2297#if CONFIG_INTERNAL_STATS
2298 fprintf(stats_file,
"First mismatch occurred in frame %d\n",
2302 fatal(
"Mismatch seen");
2309 pts += frame_duration;
2312 for (i = 0; i < MAX_NUM_SPATIAL_LAYERS; ++i) {
2313 if (app_input.input_ctx[i].filename == NULL) {
2316 close_input_file(&(app_input.input_ctx[i]));
2318 printout_rate_control_summary(&rc, frame_cnt, ss_number_layers,
2322 for (
int slx = 0; slx < ss_number_layers; slx++)
2323 for (
int tlx = 0; tlx < ts_number_layers; tlx++) {
2324 int lx = slx * ts_number_layers + tlx;
2325 printf(
"Per layer encoding time/FPS stats for encoder: %d %d %d %f %f \n",
2326 slx, tlx, frame_cnt_layer[lx],
2327 (
float)cx_time_layer[lx] / (
double)(frame_cnt_layer[lx] * 1000),
2328 1000000 * (
double)frame_cnt_layer[lx] / (
double)cx_time_layer[lx]);
2332 printf(
"Frame cnt and encoding time/FPS stats for encoding: %d %f %f\n",
2333 frame_cnt, 1000 * (
float)cx_time / (
double)(frame_cnt * 1000000),
2334 1000000 * (
double)frame_cnt / (
double)cx_time);
2336 if (app_input.show_psnr) {
2337 show_psnr(&psnr_stream, 255.0);
2342#if CONFIG_AV1_DECODER
2343 if (app_input.decode) {
2345 die_codec(&decoder,
"Failed to destroy decoder");
2349#if CONFIG_INTERNAL_STATS
2350 fprintf(stats_file,
"No mismatch detected in recon buffers\n");
2355 for (i = 0; i < ss_number_layers * ts_number_layers; ++i)
2356 aom_video_writer_close(outfile[i]);
2357 aom_video_writer_close(total_layer_file);
2359 if (has_non_y4m_input) {
2362 return EXIT_SUCCESS;
Describes the decoder algorithm interface to applications.
Describes the encoder algorithm interface to applications.
Describes the aom image descriptor and associated operations.
@ AOM_MIF_KEY_FRAME
Definition aom_image.h:166
@ AOM_CSP_UNKNOWN
Definition aom_image.h:143
enum aom_chroma_sample_position aom_chroma_sample_position_t
List of chroma sample positions.
#define AOM_IMG_FMT_HIGHBITDEPTH
Definition aom_image.h:38
aom_image_t * aom_img_alloc(aom_image_t *img, aom_img_fmt_t fmt, unsigned int d_w, unsigned int d_h, unsigned int align)
Open a descriptor, allocating storage for the underlying image.
@ AOM_IMG_FMT_I420
Definition aom_image.h:45
enum aom_img_fmt aom_img_fmt_t
List of supported image formats.
int aom_img_add_metadata(aom_image_t *img, uint32_t type, const uint8_t *data, size_t sz, aom_metadata_insert_flags_t insert_flag)
Add metadata to image.
void aom_img_free(aom_image_t *img)
Close an image descriptor.
Provides definitions for using AOM or AV1 encoder algorithm within the aom Codec Interface.
#define AOM_MAX_LAYERS
Definition aomcx.h:1732
#define AOM_MAX_TS_LAYERS
Definition aomcx.h:1734
aom_codec_iface_t * aom_codec_av1_cx(void)
The interface to the AV1 encoder.
@ AOM_FULL_SUPERFRAME_DROP
Definition aomcx.h:1794
@ AV1E_SET_BITRATE_ONE_PASS_CBR
Codec control to set the target bitrate in kilobits per second, unsigned int parameter....
Definition aomcx.h:1536
@ AV1E_SET_ENABLE_SMOOTH_INTRA
Codec control function to turn on / off smooth intra modes usage, int parameter.
Definition aomcx.h:1077
@ AV1E_SET_ENABLE_TPL_MODEL
Codec control function to enable RDO modulated by frame temporal dependency, unsigned int parameter.
Definition aomcx.h:414
@ AV1E_SET_AQ_MODE
Codec control function to set adaptive quantization mode, unsigned int parameter.
Definition aomcx.h:474
@ AV1E_SET_SVC_LAYER_ID
Codec control function to set the layer id, aom_svc_layer_id_t* parameter.
Definition aomcx.h:1285
@ AV1E_SET_SVC_REF_FRAME_CONFIG
Codec control function to set the reference frame config, aom_svc_ref_frame_config_t* parameter.
Definition aomcx.h:1295
@ AV1E_SET_TUNE_CONTENT
Codec control function to set content type, aom_tune_content parameter.
Definition aomcx.h:503
@ AV1E_SET_CDF_UPDATE_MODE
Codec control function to set CDF update mode, unsigned int parameter.
Definition aomcx.h:512
@ AV1E_SET_ENABLE_ANGLE_DELTA
Codec control function to turn on/off intra angle delta, int parameter.
Definition aomcx.h:1124
@ AV1E_SET_MV_COST_UPD_FREQ
Control to set frequency of the cost updates for motion vectors, unsigned int parameter.
Definition aomcx.h:1263
@ AV1E_SET_INTRA_DEFAULT_TX_ONLY
Control to use default tx type only for intra modes, int parameter.
Definition aomcx.h:1212
@ AV1E_SET_SVC_REF_FRAME_COMP_PRED
Codec control function to set reference frame compound prediction. aom_svc_ref_frame_comp_pred_t* par...
Definition aomcx.h:1400
@ AV1E_SET_ENABLE_INTRABC
Codec control function to turn on/off intra block copy mode, int parameter.
Definition aomcx.h:1120
@ AV1E_SET_ENABLE_WARPED_MOTION
Codec control function to turn on / off warped motion usage at sequence level, int parameter.
Definition aomcx.h:1045
@ AV1E_SET_RTC_EXTERNAL_RC
Codec control function to set flag for rate control used by external encoders.
Definition aomcx.h:1435
@ AV1E_SET_COEFF_COST_UPD_FREQ
Control to set frequency of the cost updates for coefficients, unsigned int parameter.
Definition aomcx.h:1243
@ AV1E_SET_ENABLE_CDEF
Codec control function to encode with CDEF, unsigned int parameter.
Definition aomcx.h:677
@ AOME_SET_ACTIVEMAP
Codec control function to pass an Active map to encoder, aom_active_map_t* parameter.
Definition aomcx.h:190
@ AV1E_SET_DV_COST_UPD_FREQ
Control to set frequency of the cost updates for intrabc motion vectors, unsigned int parameter.
Definition aomcx.h:1366
@ AV1E_SET_SVC_FRAME_DROP_MODE
Codec control to set the frame drop mode for SVC, unsigned int parameter. The valid values are consta...
Definition aomcx.h:1549
@ AV1E_SET_SVC_PARAMS
Codec control function to set SVC parameters, aom_svc_params_t* parameter.
Definition aomcx.h:1290
@ AV1E_SET_ENABLE_FILTER_INTRA
Codec control function to turn on / off filter intra usage at sequence level, int parameter.
Definition aomcx.h:1066
@ AV1E_SET_ENABLE_PALETTE
Codec control function to turn on/off palette mode, int parameter.
Definition aomcx.h:1116
@ AV1E_SET_ENABLE_CFL_INTRA
Codec control function to turn on / off CFL uv intra mode usage, int parameter.
Definition aomcx.h:1095
@ AOME_SET_MAX_INTRA_BITRATE_PCT
Codec control function to set max data rate for intra frames, unsigned int parameter.
Definition aomcx.h:312
@ AV1E_SET_ERROR_RESILIENT_MODE
Codec control function to enable error_resilient_mode, int parameter.
Definition aomcx.h:448
@ AV1E_SET_ENABLE_OBMC
Codec control function to predict with OBMC mode, unsigned int parameter.
Definition aomcx.h:704
@ AV1E_SET_AUTO_TILES
Codec control to set auto tiling, unsigned int parameter. Value of 1 means encoder will set number of...
Definition aomcx.h:1557
@ AV1E_SET_LOOPFILTER_CONTROL
Codec control to control loop filter.
Definition aomcx.h:1415
@ AOME_SET_SCALEMODE
Codec control function to set encoder scaling mode for the next frame to be coded,...
Definition aomcx.h:197
@ AV1E_SET_ENABLE_ORDER_HINT
Codec control function to turn on / off frame order hint (int parameter). Affects: joint compound mod...
Definition aomcx.h:872
@ AV1E_SET_DELTAQ_MODE
Codec control function to set the delta q mode, unsigned int parameter.
Definition aomcx.h:1140
@ AV1E_SET_POSTENCODE_DROP_RTC
Codec control to enable post encode frame drop for RTC encoding, int parameter.
Definition aomcx.h:1573
@ AV1E_SET_ENABLE_GLOBAL_MOTION
Codec control function to turn on / off global motion usage for a sequence, int parameter.
Definition aomcx.h:1035
@ AOME_SET_CPUUSED
Codec control function to set encoder internal speed settings, int parameter.
Definition aomcx.h:220
@ AV1E_GET_HIGH_MOTION_CONTENT_SCREEN_RTC
Codec control to get the high motion content flag, used for screen content realtime (RTC) encoding,...
Definition aomcx.h:1564
@ AV1E_SET_GF_CBR_BOOST_PCT
Boost percentage for Golden Frame in CBR mode, unsigned int parameter.
Definition aomcx.h:345
@ AV1E_SET_QUANTIZER_ONE_PASS
Codec control to set quantizer for the next frame, int parameter.
Definition aomcx.h:1498
@ AV1E_SET_MODE_COST_UPD_FREQ
Control to set frequency of the cost updates for mode, unsigned int parameter.
Definition aomcx.h:1253
@ AV1E_SET_MAX_CONSEC_FRAME_DROP_MS_CBR
Codec control to set the maximum number of consecutive frame drops, in units of time (milliseconds),...
Definition aomcx.h:1579
@ AV1_GET_NEW_FRAME_IMAGE
Codec control function to get a pointer to the new frame.
Definition aom.h:70
const char * aom_codec_iface_name(aom_codec_iface_t *iface)
Return the name for a given interface.
enum aom_bit_depth aom_bit_depth_t
Bit depth for codecThis enumeration determines the bit depth of the codec.
aom_codec_err_t aom_codec_control(aom_codec_ctx_t *ctx, int ctrl_id,...)
Algorithm Control.
long aom_codec_flags_t
Initialization-time Feature Enabling.
Definition aom_codec.h:232
const struct aom_codec_iface aom_codec_iface_t
Codec interface structure.
Definition aom_codec.h:271
aom_codec_err_t aom_codec_destroy(aom_codec_ctx_t *ctx)
Destroy a codec instance.
const char * aom_codec_err_to_string(aom_codec_err_t err)
Convert error number to printable string.
aom_codec_err_t
Algorithm return codes.
Definition aom_codec.h:155
#define AOM_CODEC_CONTROL_TYPECHECKED(ctx, id, data)
aom_codec_control wrapper macro (adds type-checking, less flexible)
Definition aom_codec.h:542
const void * aom_codec_iter_t
Iterator.
Definition aom_codec.h:305
#define AOM_FRAME_IS_KEY
Definition aom_codec.h:288
@ AOM_BITS_8
Definition aom_codec.h:336
@ AOM_BITS_10
Definition aom_codec.h:337
@ AOM_CODEC_INVALID_PARAM
An application-supplied parameter is not valid.
Definition aom_codec.h:200
@ AOM_CODEC_MEM_ERROR
Memory operation failed.
Definition aom_codec.h:163
@ AOM_CODEC_OK
Operation completed without error.
Definition aom_codec.h:157
aom_codec_err_t aom_codec_decode(aom_codec_ctx_t *ctx, const uint8_t *data, size_t data_sz, void *user_priv)
Decode data.
#define aom_codec_dec_init(ctx, iface, cfg, flags)
Convenience macro for aom_codec_dec_init_ver()
Definition aom_decoder.h:129
const aom_codec_cx_pkt_t * aom_codec_get_cx_data(aom_codec_ctx_t *ctx, aom_codec_iter_t *iter)
Encoded data iterator.
aom_codec_err_t aom_codec_encode(aom_codec_ctx_t *ctx, const aom_image_t *img, aom_codec_pts_t pts, unsigned long duration, aom_enc_frame_flags_t flags)
Encode a frame.
#define aom_codec_enc_init(ctx, iface, cfg, flags)
Convenience macro for aom_codec_enc_init_ver()
Definition aom_encoder.h:943
aom_codec_err_t aom_codec_enc_config_default(aom_codec_iface_t *iface, aom_codec_enc_cfg_t *cfg, unsigned int usage)
Get the default configuration for a usage.
#define AOM_USAGE_REALTIME
usage parameter analogous to AV1 REALTIME mode.
Definition aom_encoder.h:1016
#define AOM_CODEC_USE_HIGHBITDEPTH
Definition aom_encoder.h:80
#define AOM_CODEC_USE_PSNR
Initialization-time Feature Enabling.
Definition aom_encoder.h:79
@ AOM_CBR
Definition aom_encoder.h:187
@ AOM_KF_AUTO
Definition aom_encoder.h:202
@ AOM_CODEC_PSNR_PKT
Definition aom_encoder.h:113
@ AOM_CODEC_CX_FRAME_PKT
Definition aom_encoder.h:110
aom active region map
Definition aomcx.h:1640
unsigned int rows
Definition aomcx.h:1643
unsigned int cols
Definition aomcx.h:1644
unsigned char * active_map
specify an on (1) or off (0) each 16x16 region within a frame
Definition aomcx.h:1642
Codec context structure.
Definition aom_codec.h:315
Encoder output packet.
Definition aom_encoder.h:122
size_t sz
Definition aom_encoder.h:127
enum aom_codec_cx_pkt_kind kind
Definition aom_encoder.h:123
double psnr[4]
Definition aom_encoder.h:145
union aom_codec_cx_pkt::@1 data
struct aom_codec_cx_pkt::@1::@2 frame
aom_codec_frame_flags_t flags
Definition aom_encoder.h:132
void * buf
Definition aom_encoder.h:126
Encoder configuration structure.
Definition aom_encoder.h:387
unsigned int g_input_bit_depth
Bit-depth of the input frames.
Definition aom_encoder.h:475
unsigned int rc_dropframe_thresh
Temporal resampling configuration, if supported by the codec.
Definition aom_encoder.h:540
struct aom_rational g_timebase
Stream timebase units.
Definition aom_encoder.h:489
unsigned int g_usage
Algorithm specific "usage" value.
Definition aom_encoder.h:399
unsigned int rc_buf_sz
Decoder Buffer Size.
Definition aom_encoder.h:705
unsigned int g_h
Height of the frame.
Definition aom_encoder.h:435
enum aom_kf_mode kf_mode
Keyframe placement mode.
Definition aom_encoder.h:768
enum aom_rc_mode rc_end_usage
Rate control algorithm to use.
Definition aom_encoder.h:623
unsigned int g_threads
Maximum number of threads to use.
Definition aom_encoder.h:407
unsigned int kf_min_dist
Keyframe minimum interval.
Definition aom_encoder.h:777
unsigned int g_lag_in_frames
Allow lagged encoding.
Definition aom_encoder.h:518
unsigned int rc_buf_initial_sz
Decoder Buffer Initial Size.
Definition aom_encoder.h:714
unsigned int g_profile
Bitstream profile to use.
Definition aom_encoder.h:417
aom_bit_depth_t g_bit_depth
Bit-depth of the codec.
Definition aom_encoder.h:467
unsigned int g_w
Width of the frame.
Definition aom_encoder.h:426
unsigned int rc_undershoot_pct
Rate control adaptation undershoot control.
Definition aom_encoder.h:681
unsigned int kf_max_dist
Keyframe maximum interval.
Definition aom_encoder.h:786
aom_codec_er_flags_t g_error_resilient
Enable error resilient modes.
Definition aom_encoder.h:497
unsigned int rc_max_quantizer
Maximum (Worst Quality) Quantizer.
Definition aom_encoder.h:668
unsigned int rc_buf_optimal_sz
Decoder Buffer Optimal Size.
Definition aom_encoder.h:723
unsigned int rc_min_quantizer
Minimum (Best Quality) Quantizer.
Definition aom_encoder.h:658
unsigned int rc_target_bitrate
Target data rate.
Definition aom_encoder.h:644
unsigned int rc_resize_mode
Mode for spatial resampling, if supported by the codec.
Definition aom_encoder.h:549
unsigned int rc_overshoot_pct
Rate control adaptation overshoot control.
Definition aom_encoder.h:690
Image Descriptor.
Definition aom_image.h:182
aom_img_fmt_t fmt
Definition aom_image.h:183
unsigned int d_w
Definition aom_image.h:197
unsigned int d_h
Definition aom_image.h:198
int num
Definition aom_encoder.h:165
int den
Definition aom_encoder.h:166
aom image scaling mode
Definition aomcx.h:1652
int temporal_layer_id
Definition aomcx.h:1739
int spatial_layer_id
Definition aomcx.h:1738
int max_quantizers[32]
Definition aomcx.h:1751
int number_spatial_layers
Definition aomcx.h:1749
int layer_target_bitrate[32]
Definition aomcx.h:1756
int framerate_factor[8]
Definition aomcx.h:1758
int min_quantizers[32]
Definition aomcx.h:1752
int scaling_factor_den[4]
Definition aomcx.h:1754
int number_temporal_layers
Definition aomcx.h:1750
int scaling_factor_num[4]
Definition aomcx.h:1753
int use_comp_pred[3]
Definition aomcx.h:1788
int reference[7]
Definition aomcx.h:1778
int refresh[8]
Definition aomcx.h:1781
int ref_idx[7]
Definition aomcx.h:1780