24#include "../tools_common.h" 
   25#include "../video_writer.h" 
   27#include "../vpx_ports/vpx_timer.h" 
   28#include "./svc_context.h" 
   31#include "../vpxstats.h" 
   32#include "vp9/encoder/vp9_encoder.h" 
   33#include "./y4minput.h" 
   35#define OUTPUT_RC_STATS 1 
   37#define SIMULCAST_MODE 0 
   39static const arg_def_t outputfile =
 
   40    ARG_DEF(
"o", 
"output", 1, 
"Output filename");
 
   41static const arg_def_t skip_frames_arg =
 
   42    ARG_DEF(
"s", 
"skip-frames", 1, 
"input frames to skip");
 
   43static const arg_def_t frames_arg =
 
   44    ARG_DEF(
"f", 
"frames", 1, 
"number of frames to encode");
 
   45static const arg_def_t threads_arg =
 
   46    ARG_DEF(
"th", 
"threads", 1, 
"number of threads to use");
 
   48static const arg_def_t output_rc_stats_arg =
 
   49    ARG_DEF(
"rcstat", 
"output_rc_stats", 1, 
"output rc stats");
 
   51static const arg_def_t width_arg = ARG_DEF(
"w", 
"width", 1, 
"source width");
 
   52static const arg_def_t height_arg = ARG_DEF(
"h", 
"height", 1, 
"source height");
 
   53static const arg_def_t timebase_arg =
 
   54    ARG_DEF(
"t", 
"timebase", 1, 
"timebase (num/den)");
 
   55static const arg_def_t bitrate_arg = ARG_DEF(
 
   56    "b", 
"target-bitrate", 1, 
"encoding bitrate, in kilobits per second");
 
   57static const arg_def_t spatial_layers_arg =
 
   58    ARG_DEF(
"sl", 
"spatial-layers", 1, 
"number of spatial SVC layers");
 
   59static const arg_def_t temporal_layers_arg =
 
   60    ARG_DEF(
"tl", 
"temporal-layers", 1, 
"number of temporal SVC layers");
 
   61static const arg_def_t temporal_layering_mode_arg =
 
   62    ARG_DEF(
"tlm", 
"temporal-layering-mode", 1,
 
   63            "temporal layering scheme." 
   64            "VP9E_TEMPORAL_LAYERING_MODE");
 
   65static const arg_def_t kf_dist_arg =
 
   66    ARG_DEF(
"k", 
"kf-dist", 1, 
"number of frames between keyframes");
 
   67static const arg_def_t scale_factors_arg =
 
   68    ARG_DEF(
"r", 
"scale-factors", 1, 
"scale factors (lowest to highest layer)");
 
   69static const arg_def_t min_q_arg =
 
   70    ARG_DEF(NULL, 
"min-q", 1, 
"Minimum quantizer");
 
   71static const arg_def_t max_q_arg =
 
   72    ARG_DEF(NULL, 
"max-q", 1, 
"Maximum quantizer");
 
   73static const arg_def_t min_bitrate_arg =
 
   74    ARG_DEF(NULL, 
"min-bitrate", 1, 
"Minimum bitrate");
 
   75static const arg_def_t max_bitrate_arg =
 
   76    ARG_DEF(NULL, 
"max-bitrate", 1, 
"Maximum bitrate");
 
   77static const arg_def_t lag_in_frame_arg =
 
   78    ARG_DEF(NULL, 
"lag-in-frames", 1,
 
   79            "Number of frame to input before " 
   80            "generating any outputs");
 
   81static const arg_def_t rc_end_usage_arg =
 
   82    ARG_DEF(NULL, 
"rc-end-usage", 1, 
"0 - 3: VBR, CBR, CQ, Q");
 
   83static const arg_def_t speed_arg =
 
   84    ARG_DEF(
"sp", 
"speed", 1, 
"speed configuration");
 
   85static const arg_def_t aqmode_arg =
 
   86    ARG_DEF(
"aq", 
"aqmode", 1, 
"aq-mode off/on");
 
   87static const arg_def_t bitrates_arg =
 
   88    ARG_DEF(
"bl", 
"bitrates", 1, 
"bitrates[sl * num_tl + tl]");
 
   89static const arg_def_t dropframe_thresh_arg =
 
   90    ARG_DEF(NULL, 
"drop-frame", 1, 
"Temporal resampling threshold (buf %)");
 
   91static const struct arg_enum_list tune_content_enum[] = {
 
   92  { 
"default", VP9E_CONTENT_DEFAULT },
 
   93  { 
"screen", VP9E_CONTENT_SCREEN },
 
   94  { 
"film", VP9E_CONTENT_FILM },
 
   98static const arg_def_t tune_content_arg = ARG_DEF_ENUM(
 
   99    NULL, 
"tune-content", 1, 
"Tune content type", tune_content_enum);
 
  100static const arg_def_t inter_layer_pred_arg = ARG_DEF(
 
  101    NULL, 
"inter-layer-pred", 1, 
"0 - 3: On, Off, Key-frames, Constrained");
 
  103#if CONFIG_VP9_HIGHBITDEPTH 
  104static const struct arg_enum_list bitdepth_enum[] = {
 
  108static const arg_def_t bitdepth_arg = ARG_DEF_ENUM(
 
  109    "d", 
"bit-depth", 1, 
"Bit depth for codec 8, 10 or 12. ", bitdepth_enum);
 
  112static const arg_def_t *svc_args[] = { &frames_arg,
 
  126                                       &temporal_layers_arg,
 
  127                                       &temporal_layering_mode_arg,
 
  132                                       &output_rc_stats_arg,
 
  135#if CONFIG_VP9_HIGHBITDEPTH 
  141                                       &dropframe_thresh_arg,
 
  143                                       &inter_layer_pred_arg,
 
  146static const uint32_t default_frames_to_skip = 0;
 
  147static const uint32_t default_frames_to_code = 60 * 60;
 
  148static const uint32_t default_width = 1920;
 
  149static const uint32_t default_height = 1080;
 
  150static const uint32_t default_timebase_num = 1;
 
  151static const uint32_t default_timebase_den = 60;
 
  152static const uint32_t default_bitrate = 1000;
 
  153static const uint32_t default_spatial_layers = 5;
 
  154static const uint32_t default_temporal_layers = 1;
 
  155static const uint32_t default_kf_dist = 100;
 
  156static const uint32_t default_temporal_layering_mode = 0;
 
  157static const uint32_t default_output_rc_stats = 0;
 
  158static const int32_t default_speed = -1;    
 
  159static const uint32_t default_threads = 0;  
 
  162  const char *output_filename;
 
  163  uint32_t frames_to_code;
 
  164  uint32_t frames_to_skip;
 
  165  struct VpxInputContext input_ctx;
 
  168  int inter_layer_pred;
 
  171static const char *exec_name;
 
  173void usage_exit(
void) {
 
  174  fprintf(stderr, 
"Usage: %s <options> input_filename -o output_filename\n",
 
  176  fprintf(stderr, 
"Options:\n");
 
  177  arg_show_usage(stderr, svc_args);
 
  181static void parse_command_line(
int argc, 
const char **argv_,
 
  182                               AppInput *app_input, SvcContext *svc_ctx,
 
  189  unsigned int min_bitrate = 0;
 
  190  unsigned int max_bitrate = 0;
 
  191  char string_options[1024] = { 0 };
 
  194  svc_ctx->log_level = SVC_LOG_DEBUG;
 
  195  svc_ctx->spatial_layers = default_spatial_layers;
 
  196  svc_ctx->temporal_layers = default_temporal_layers;
 
  197  svc_ctx->temporal_layering_mode = default_temporal_layering_mode;
 
  199  svc_ctx->output_rc_stat = default_output_rc_stats;
 
  201  svc_ctx->speed = default_speed;
 
  202  svc_ctx->threads = default_threads;
 
  210  enc_cfg->
g_w = default_width;
 
  211  enc_cfg->
g_h = default_height;
 
  220  app_input->frames_to_code = default_frames_to_code;
 
  221  app_input->frames_to_skip = default_frames_to_skip;
 
  224  argv = argv_dup(argc - 1, argv_ + 1);
 
  226    fprintf(stderr, 
"Error allocating argument list\n");
 
  229  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
 
  232    if (arg_match(&arg, &frames_arg, argi)) {
 
  233      app_input->frames_to_code = arg_parse_uint(&arg);
 
  234    } 
else if (arg_match(&arg, &outputfile, argi)) {
 
  235      app_input->output_filename = arg.val;
 
  236    } 
else if (arg_match(&arg, &width_arg, argi)) {
 
  237      enc_cfg->
g_w = arg_parse_uint(&arg);
 
  238    } 
else if (arg_match(&arg, &height_arg, argi)) {
 
  239      enc_cfg->
g_h = arg_parse_uint(&arg);
 
  240    } 
else if (arg_match(&arg, &timebase_arg, argi)) {
 
  241      enc_cfg->
g_timebase = arg_parse_rational(&arg);
 
  242    } 
else if (arg_match(&arg, &bitrate_arg, argi)) {
 
  244    } 
else if (arg_match(&arg, &skip_frames_arg, argi)) {
 
  245      app_input->frames_to_skip = arg_parse_uint(&arg);
 
  246    } 
else if (arg_match(&arg, &spatial_layers_arg, argi)) {
 
  247      svc_ctx->spatial_layers = arg_parse_uint(&arg);
 
  248    } 
else if (arg_match(&arg, &temporal_layers_arg, argi)) {
 
  249      svc_ctx->temporal_layers = arg_parse_uint(&arg);
 
  251    } 
else if (arg_match(&arg, &output_rc_stats_arg, argi)) {
 
  252      svc_ctx->output_rc_stat = arg_parse_uint(&arg);
 
  254    } 
else if (arg_match(&arg, &speed_arg, argi)) {
 
  255      svc_ctx->speed = arg_parse_uint(&arg);
 
  256      if (svc_ctx->speed > 9) {
 
  257        warn(
"Mapping speed %d to speed 9.\n", svc_ctx->speed);
 
  259    } 
else if (arg_match(&arg, &aqmode_arg, argi)) {
 
  260      svc_ctx->aqmode = arg_parse_uint(&arg);
 
  261    } 
else if (arg_match(&arg, &threads_arg, argi)) {
 
  262      svc_ctx->threads = arg_parse_uint(&arg);
 
  263    } 
else if (arg_match(&arg, &temporal_layering_mode_arg, argi)) {
 
  266      if (svc_ctx->temporal_layering_mode) {
 
  269    } 
else if (arg_match(&arg, &kf_dist_arg, argi)) {
 
  272    } 
else if (arg_match(&arg, &scale_factors_arg, argi)) {
 
  273      strncat(string_options, 
" scale-factors=",
 
  274              sizeof(string_options) - strlen(string_options) - 1);
 
  275      strncat(string_options, arg.val,
 
  276              sizeof(string_options) - strlen(string_options) - 1);
 
  277    } 
else if (arg_match(&arg, &bitrates_arg, argi)) {
 
  278      strncat(string_options, 
" bitrates=",
 
  279              sizeof(string_options) - strlen(string_options) - 1);
 
  280      strncat(string_options, arg.val,
 
  281              sizeof(string_options) - strlen(string_options) - 1);
 
  282    } 
else if (arg_match(&arg, &min_q_arg, argi)) {
 
  283      strncat(string_options, 
" min-quantizers=",
 
  284              sizeof(string_options) - strlen(string_options) - 1);
 
  285      strncat(string_options, arg.val,
 
  286              sizeof(string_options) - strlen(string_options) - 1);
 
  287    } 
else if (arg_match(&arg, &max_q_arg, argi)) {
 
  288      strncat(string_options, 
" max-quantizers=",
 
  289              sizeof(string_options) - strlen(string_options) - 1);
 
  290      strncat(string_options, arg.val,
 
  291              sizeof(string_options) - strlen(string_options) - 1);
 
  292    } 
else if (arg_match(&arg, &min_bitrate_arg, argi)) {
 
  293      min_bitrate = arg_parse_uint(&arg);
 
  294    } 
else if (arg_match(&arg, &max_bitrate_arg, argi)) {
 
  295      max_bitrate = arg_parse_uint(&arg);
 
  296    } 
else if (arg_match(&arg, &lag_in_frame_arg, argi)) {
 
  298    } 
else if (arg_match(&arg, &rc_end_usage_arg, argi)) {
 
  300#if CONFIG_VP9_HIGHBITDEPTH 
  301    } 
else if (arg_match(&arg, &bitdepth_arg, argi)) {
 
  302      enc_cfg->
g_bit_depth = arg_parse_enum_or_int(&arg);
 
  317          die(
"Error: Invalid bit depth selected (%d)\n", enc_cfg->
g_bit_depth);
 
  321    } 
else if (arg_match(&arg, &dropframe_thresh_arg, argi)) {
 
  323    } 
else if (arg_match(&arg, &tune_content_arg, argi)) {
 
  324      app_input->tune_content = arg_parse_uint(&arg);
 
  325    } 
else if (arg_match(&arg, &inter_layer_pred_arg, argi)) {
 
  326      app_input->inter_layer_pred = arg_parse_uint(&arg);
 
  333  if (strlen(string_options) > 0)
 
  334    vpx_svc_set_options(svc_ctx, string_options + 1);
 
  339    if (min_bitrate > 0) {
 
  343    if (max_bitrate > 0) {
 
  350  for (argi = argv; *argi; ++argi)
 
  351    if (argi[0][0] == 
'-' && strlen(argi[0]) > 1)
 
  352      die(
"Error: Unrecognized option %s\n", *argi);
 
  354  if (argv[0] == NULL) {
 
  357  app_input->input_ctx.filename = argv[0];
 
  360  open_input_file(&app_input->input_ctx);
 
  361  if (app_input->input_ctx.file_type == FILE_TYPE_Y4M) {
 
  362    enc_cfg->
g_w = app_input->input_ctx.width;
 
  363    enc_cfg->
g_h = app_input->input_ctx.height;
 
  364    enc_cfg->
g_timebase.
den = app_input->input_ctx.framerate.numerator;
 
  365    enc_cfg->
g_timebase.
num = app_input->input_ctx.framerate.denominator;
 
  368  if (enc_cfg->
g_w < 16 || enc_cfg->
g_w % 2 || enc_cfg->
g_h < 16 ||
 
  370    die(
"Invalid resolution: %d x %d\n", enc_cfg->
g_w, enc_cfg->
g_h);
 
  373      "Codec %s\nframes: %d, skip: %d\n" 
  375      "width %d, height: %d,\n" 
  376      "num: %d, den: %d, bitrate: %d,\n" 
  379      app_input->frames_to_skip, svc_ctx->spatial_layers, enc_cfg->
g_w,
 
  386struct RateControlStats {
 
  405  double avg_st_encoding_bitrate;
 
  407  double variance_st_encoding_bitrate;
 
  416static void set_rate_control_stats(
struct RateControlStats *rc,
 
  427        rc->layer_framerate[layer] = framerate;
 
  431        rc->layer_pfb[layer] =
 
  435            (rc->layer_framerate[layer] - rc->layer_framerate[layer - 1]);
 
  438                               rc->layer_framerate[layer];
 
  440      rc->layer_input_frames[layer] = 0;
 
  441      rc->layer_enc_frames[layer] = 0;
 
  442      rc->layer_tot_enc_frames[layer] = 0;
 
  443      rc->layer_encoding_bitrate[layer] = 0.0;
 
  444      rc->layer_avg_frame_size[layer] = 0.0;
 
  445      rc->layer_avg_rate_mismatch[layer] = 0.0;
 
  448  rc->window_count = 0;
 
  449  rc->window_size = 15;
 
  450  rc->avg_st_encoding_bitrate = 0.0;
 
  451  rc->variance_st_encoding_bitrate = 0.0;
 
  454static void printout_rate_control_summary(
struct RateControlStats *rc,
 
  458  double perc_fluctuation = 0.0;
 
  459  int tot_num_frames = 0;
 
  460  printf(
"Total number of processed frames: %d\n\n", frame_cnt - 1);
 
  461  printf(
"Rate control layer stats for sl%d tl%d layer(s):\n\n",
 
  467      const int num_dropped =
 
  469              ? (rc->layer_input_frames[layer] - rc->layer_enc_frames[layer])
 
  470              : (rc->layer_input_frames[layer] - rc->layer_enc_frames[layer] -
 
  472      tot_num_frames += rc->layer_input_frames[layer];
 
  473      rc->layer_encoding_bitrate[layer] = 0.001 * rc->layer_framerate[layer] *
 
  474                                          rc->layer_encoding_bitrate[layer] /
 
  476      rc->layer_avg_frame_size[layer] =
 
  477          rc->layer_avg_frame_size[layer] / rc->layer_enc_frames[layer];
 
  478      rc->layer_avg_rate_mismatch[layer] = 100.0 *
 
  479                                           rc->layer_avg_rate_mismatch[layer] /
 
  480                                           rc->layer_enc_frames[layer];
 
  481      printf(
"For layer#: sl%d tl%d \n", sl, tl);
 
  482      printf(
"Bitrate (target vs actual): %d %f.0 kbps\n",
 
  484             rc->layer_encoding_bitrate[layer]);
 
  485      printf(
"Average frame size (target vs actual): %f %f bits\n",
 
  486             rc->layer_pfb[layer], rc->layer_avg_frame_size[layer]);
 
  487      printf(
"Average rate_mismatch: %f\n", rc->layer_avg_rate_mismatch[layer]);
 
  489          "Number of input frames, encoded (non-key) frames, " 
  490          "and percent dropped frames: %d %d %f.0 \n",
 
  491          rc->layer_input_frames[layer], rc->layer_enc_frames[layer],
 
  492          100.0 * num_dropped / rc->layer_input_frames[layer]);
 
  496  rc->avg_st_encoding_bitrate = rc->avg_st_encoding_bitrate / rc->window_count;
 
  497  rc->variance_st_encoding_bitrate =
 
  498      rc->variance_st_encoding_bitrate / rc->window_count -
 
  499      (rc->avg_st_encoding_bitrate * rc->avg_st_encoding_bitrate);
 
  500  perc_fluctuation = 100.0 * sqrt(rc->variance_st_encoding_bitrate) /
 
  501                     rc->avg_st_encoding_bitrate;
 
  502  printf(
"Short-time stats, for window of %d frames: \n", rc->window_size);
 
  503  printf(
"Average, rms-variance, and percent-fluct: %f %f %f \n",
 
  504         rc->avg_st_encoding_bitrate, sqrt(rc->variance_st_encoding_bitrate),
 
  506  printf(
"Num of input, num of encoded (super) frames: %d %d \n", frame_cnt,
 
  511                                              size_t data_sz, uint64_t sizes[8],
 
  521  marker = *(data + data_sz - 1);
 
  524  if ((marker & 0xe0) == 0xc0) {
 
  525    const uint32_t frames = (marker & 0x7) + 1;
 
  526    const uint32_t mag = ((marker >> 3) & 0x3) + 1;
 
  527    const size_t index_sz = 2 + mag * frames;
 
  534      const uint8_t marker2 = *(data + data_sz - index_sz);
 
  545      const uint8_t *x = &data[data_sz - index_sz + 1];
 
  547      for (i = 0; i < frames; ++i) {
 
  548        uint32_t this_sz = 0;
 
  550        for (j = 0; j < mag; ++j) this_sz |= (*x++) << (j * 8);
 
  564static void set_frame_flags_bypass_mode_ex0(
 
  565    int tl, 
int num_spatial_layers, 
int is_key_frame,
 
  568  for (sl = 0; sl < num_spatial_layers; ++sl)
 
  571  for (sl = 0; sl < num_spatial_layers; ++sl) {
 
  586    } 
else if (tl == 1) {
 
  589          (sl == 0) ? 0 : num_spatial_layers + sl - 1;
 
  590      ref_frame_config->
alt_fb_idx[sl] = num_spatial_layers + sl;
 
  617    } 
else if (tl == 1) {
 
  627        if (sl < num_spatial_layers - 1) {
 
  633        } 
else if (sl == num_spatial_layers - 1) {
 
  647static void set_frame_flags_bypass_mode_ex1(
 
  648    int tl, 
int num_spatial_layers, 
int is_key_frame,
 
  651  for (sl = 0; sl < num_spatial_layers; ++sl)
 
  710#if CONFIG_VP9_DECODER && !SIMULCAST_MODE 
  712                        const int frames_out, 
int *mismatch_seen) {
 
  715  if (*mismatch_seen) 
return;
 
  720  enc_img = ref_enc.img;
 
  722  dec_img = ref_dec.img;
 
  723#if CONFIG_VP9_HIGHBITDEPTH 
  728                    enc_img.
d_w, enc_img.
d_h, 16);
 
  729      vpx_img_truncate_16_to_8(&enc_img, &ref_enc.img);
 
  733                    dec_img.
d_w, dec_img.
d_h, 16);
 
  734      vpx_img_truncate_16_to_8(&dec_img, &ref_dec.img);
 
  739  if (!compare_img(&enc_img, &dec_img)) {
 
  740    int y[4], u[4], v[4];
 
  741#if CONFIG_VP9_HIGHBITDEPTH 
  743      find_mismatch_high(&enc_img, &dec_img, y, u, v);
 
  745      find_mismatch(&enc_img, &dec_img, y, u, v);
 
  748    find_mismatch(&enc_img, &dec_img, y, u, v);
 
  752        "Encode/decode mismatch on frame %d at" 
  753        " Y[%d, %d] {%d/%d}," 
  754        " U[%d, %d] {%d/%d}," 
  755        " V[%d, %d] {%d/%d}\n",
 
  756        frames_out, y[0], y[1], y[2], y[3], u[0], u[1], u[2], u[3], v[0], v[1],
 
  758    *mismatch_seen = frames_out;
 
  767static void svc_output_rc_stats(
 
  770    struct RateControlStats *rc, VpxVideoWriter **outfile,
 
  771    const uint32_t frame_cnt, 
const double framerate) {
 
  772  int num_layers_encoded = 0;
 
  775  uint64_t sizes_parsed[8];
 
  777  double sum_bitrate = 0.0;
 
  778  double sum_bitrate2 = 0.0;
 
  780  vp9_zero(sizes_parsed);
 
  783                         sizes_parsed, &count);
 
  790        sizes[sl] = sizes_parsed[num_layers_encoded];
 
  791        num_layers_encoded++;
 
  797    uint64_t tot_size = 0;
 
  799    for (sl2 = 0; sl2 < sl; ++sl2) {
 
  802    vpx_video_writer_write_frame(outfile[sl],
 
  806    for (sl2 = 0; sl2 <= sl; ++sl2) {
 
  810      vpx_video_writer_write_frame(outfile[sl], cx_pkt->
data.
frame.
buf,
 
  819        ++rc->layer_tot_enc_frames[layer];
 
  820        rc->layer_encoding_bitrate[layer] += 8.0 * sizes[sl];
 
  825          rc->layer_avg_frame_size[layer] += 8.0 * sizes[sl];
 
  826          rc->layer_avg_rate_mismatch[layer] +=
 
  827              fabs(8.0 * sizes[sl] - rc->layer_pfb[layer]) /
 
  828              rc->layer_pfb[layer];
 
  829          ++rc->layer_enc_frames[layer];
 
  838  if (frame_cnt > (
unsigned int)rc->window_size) {
 
  841        sum_bitrate += 0.001 * 8.0 * sizes[sl] * framerate;
 
  843    if (frame_cnt % rc->window_size == 0) {
 
  844      rc->window_count += 1;
 
  845      rc->avg_st_encoding_bitrate += sum_bitrate / rc->window_size;
 
  846      rc->variance_st_encoding_bitrate +=
 
  847          (sum_bitrate / rc->window_size) * (sum_bitrate / rc->window_size);
 
  852  if (frame_cnt > (
unsigned int)(rc->window_size + rc->window_size / 2)) {
 
  854      sum_bitrate2 += 0.001 * 8.0 * sizes[sl] * framerate;
 
  857    if (frame_cnt > (
unsigned int)(2 * rc->window_size) &&
 
  858        frame_cnt % rc->window_size == 0) {
 
  859      rc->window_count += 1;
 
  860      rc->avg_st_encoding_bitrate += sum_bitrate2 / rc->window_size;
 
  861      rc->variance_st_encoding_bitrate +=
 
  862          (sum_bitrate2 / rc->window_size) * (sum_bitrate2 / rc->window_size);
 
  868int main(
int argc, 
const char **argv) {
 
  870  VpxVideoWriter *writer = NULL;
 
  877  uint32_t frame_cnt = 0;
 
  881  int frame_duration = 1; 
 
  882  int end_of_stream = 0;
 
  883  int frames_received = 0;
 
  886  struct RateControlStats rc;
 
  890  double framerate = 30.0;
 
  892  struct vpx_usec_timer timer;
 
  894#if CONFIG_INTERNAL_STATS 
  895  FILE *f = fopen(
"opsnr.stt", 
"a");
 
  897#if CONFIG_VP9_DECODER && !SIMULCAST_MODE 
  898  int mismatch_seen = 0;
 
  901  memset(&svc_ctx, 0, 
sizeof(svc_ctx));
 
  902  memset(&app_input, 0, 
sizeof(AppInput));
 
  903  memset(&info, 0, 
sizeof(VpxVideoInfo));
 
  905  memset(&rc, 0, 
sizeof(
struct RateControlStats));
 
  909  app_input.input_ctx.framerate.numerator = 30;
 
  910  app_input.input_ctx.framerate.denominator = 1;
 
  911  app_input.input_ctx.only_i420 = 1;
 
  912  app_input.input_ctx.bit_depth = 0;
 
  914  parse_command_line(argc, argv, &app_input, &svc_ctx, &enc_cfg);
 
  917  if (app_input.input_ctx.file_type != FILE_TYPE_Y4M) {
 
  919#if CONFIG_VP9_HIGHBITDEPTH 
  923                       enc_cfg.g_w, enc_cfg.g_h, 32)) {
 
  924      die(
"Failed to allocate image %dx%d\n", enc_cfg.
g_w, enc_cfg.
g_h);
 
  928      die(
"Failed to allocate image %dx%d\n", enc_cfg.
g_w, enc_cfg.
g_h);
 
  936    die(
"Failed to initialize encoder\n");
 
  937#if CONFIG_VP9_DECODER && !SIMULCAST_MODE 
  939          &decoder, get_vpx_decoder_by_name(
"vp9")->codec_interface(), NULL, 0))
 
  940    die(
"Failed to initialize decoder\n");
 
  946  rc.avg_st_encoding_bitrate = 0.0;
 
  947  rc.variance_st_encoding_bitrate = 0.0;
 
  948  if (svc_ctx.output_rc_stat) {
 
  949    set_rate_control_stats(&rc, &enc_cfg);
 
  954  info.codec_fourcc = VP9_FOURCC;
 
  955  info.frame_width = enc_cfg.
g_w;
 
  956  info.frame_height = enc_cfg.
g_h;
 
  961      vpx_video_writer_open(app_input.output_filename, kContainerIVF, &info);
 
  963    die(
"Failed to open %s for writing\n", app_input.output_filename);
 
  968  if (svc_ctx.output_rc_stat) {
 
  970      char file_name[PATH_MAX];
 
  972      snprintf(file_name, 
sizeof(file_name), 
"%s_s%d.ivf",
 
  973               app_input.output_filename, sl);
 
  974      outfile[sl] = vpx_video_writer_open(file_name, kContainerIVF, &info);
 
  975      if (!outfile[sl]) die(
"Failed to open %s for writing", file_name);
 
  981  for (i = 0; i < app_input.frames_to_skip; ++i)
 
  982    read_frame(&app_input.input_ctx, &raw);
 
  984  if (svc_ctx.speed != -1)
 
  986  if (svc_ctx.threads) {
 
  988                      get_msb(svc_ctx.threads));
 
  989    if (svc_ctx.threads > 1)
 
  994  if (svc_ctx.speed >= 5 && svc_ctx.aqmode == 1)
 
  996  if (svc_ctx.speed >= 5)
 
 1001                    app_input.inter_layer_pred);
 
 1011  for (sl = 0; sl < (
unsigned int)svc_ctx.spatial_layers; ++sl)
 
 1017  while (!end_of_stream) {
 
 1025    int example_pattern = 0;
 
 1026    if (frame_cnt >= app_input.frames_to_code ||
 
 1027        !read_frame(&app_input.input_ctx, &raw)) {
 
 1040      layer_id.spatial_layer_id = 0;
 
 1042      if (frame_cnt % 2 == 0) {
 
 1043        layer_id.temporal_layer_id = 0;
 
 1045          layer_id.temporal_layer_id_per_spatial[i] = 0;
 
 1047        layer_id.temporal_layer_id = 1;
 
 1049          layer_id.temporal_layer_id_per_spatial[i] = 1;
 
 1051      if (example_pattern == 1) {
 
 1053        assert(svc_ctx.spatial_layers == 2);
 
 1054        assert(svc_ctx.temporal_layers == 2);
 
 1055        if (frame_cnt % 2 == 0) {
 
 1057          layer_id.temporal_layer_id_per_spatial[0] = 0;
 
 1058          layer_id.temporal_layer_id_per_spatial[1] = 0;
 
 1059          layer_id.spatial_layer_id = 0;
 
 1062          layer_id.temporal_layer_id_per_spatial[1] = 1;
 
 1063          layer_id.spatial_layer_id = 1;
 
 1069      if (example_pattern == 0) {
 
 1070        set_frame_flags_bypass_mode_ex0(layer_id.temporal_layer_id,
 
 1071                                        svc_ctx.spatial_layers, frame_cnt == 0,
 
 1073      } 
else if (example_pattern == 1) {
 
 1074        set_frame_flags_bypass_mode_ex1(layer_id.temporal_layer_id,
 
 1075                                        svc_ctx.spatial_layers, frame_cnt == 0,
 
 1078      ref_frame_config.
duration[0] = frame_duration * 1;
 
 1079      ref_frame_config.
duration[1] = frame_duration * 1;
 
 1087                                layer_id.temporal_layer_id];
 
 1091      unsigned int tl = 0;
 
 1093        tl = (frame_cnt % 2 != 0);
 
 1095        if (frame_cnt % 2 != 0) tl = 2;
 
 1096        if ((frame_cnt > 1) && ((frame_cnt - 2) % 4 == 0)) tl = 1;
 
 1102    vpx_usec_timer_start(&timer);
 
 1103    res = vpx_svc_encode(
 
 1104        &svc_ctx, &encoder, (end_of_stream ? NULL : &raw), pts, frame_duration,
 
 1106    vpx_usec_timer_mark(&timer);
 
 1107    cx_time += vpx_usec_timer_elapsed(&timer);
 
 1111      die_codec(&encoder, 
"Failed to encode frame");
 
 1115      switch (cx_pkt->
kind) {
 
 1117          SvcInternal_t *
const si = (SvcInternal_t *)svc_ctx.internal;
 
 1119            vpx_video_writer_write_frame(writer, cx_pkt->
data.
frame.
buf,
 
 1123            if (svc_ctx.output_rc_stat) {
 
 1124              svc_output_rc_stats(&encoder, &enc_cfg, &layer_id, cx_pkt, &rc,
 
 1125                                  outfile, frame_cnt, framerate);
 
 1137#if CONFIG_VP9_DECODER && !SIMULCAST_MODE 
 1140            die_codec(&decoder, 
"Failed to decode frame.");
 
 1154#if CONFIG_VP9_DECODER && !SIMULCAST_MODE 
 1159          !(layer_id.temporal_layer_id > 0 &&
 
 1163        test_decode(&encoder, &decoder, frame_cnt, &mismatch_seen);
 
 1168    if (!end_of_stream) {
 
 1170      pts += frame_duration;
 
 1174  printf(
"Processed %d frames\n", frame_cnt);
 
 1176  close_input_file(&app_input.input_ctx);
 
 1179  if (svc_ctx.output_rc_stat) {
 
 1180    printout_rate_control_summary(&rc, &enc_cfg, frame_cnt);
 
 1185    die_codec(&encoder, 
"Failed to destroy codec");
 
 1187    vpx_video_writer_close(writer);
 
 1190  if (svc_ctx.output_rc_stat) {
 
 1192      vpx_video_writer_close(outfile[sl]);
 
 1196#if CONFIG_INTERNAL_STATS 
 1197  if (mismatch_seen) {
 
 1198    fprintf(f, 
"First mismatch occurred in frame %d\n", mismatch_seen);
 
 1200    fprintf(f, 
"No mismatch detected in recon buffers\n");
 
 1204  printf(
"Frame cnt and encoding time/FPS stats for encoding: %d %f %f \n",
 
 1205         frame_cnt, 1000 * (
float)cx_time / (
double)(frame_cnt * 1000000),
 
 1206         1000000 * (
double)frame_cnt / (
double)cx_time);
 
 1207  if (app_input.input_ctx.file_type != FILE_TYPE_Y4M) {
 
 1211  vpx_svc_dump_statistics(&svc_ctx);
 
 1212  vpx_svc_release(&svc_ctx);
 
 1213  return EXIT_SUCCESS;
 
const char * vpx_codec_err_to_string(vpx_codec_err_t err)
Convert error number to printable string.
vpx_codec_err_t vpx_codec_destroy(vpx_codec_ctx_t *ctx)
Destroy a codec instance.
const void * vpx_codec_iter_t
Iterator.
Definition vpx_codec.h:190
const char * vpx_codec_iface_name(vpx_codec_iface_t *iface)
Return the name for a given interface.
#define vpx_codec_control(ctx, id, data)
vpx_codec_control wrapper macro
Definition vpx_codec.h:407
vpx_codec_err_t
Algorithm return codes.
Definition vpx_codec.h:93
@ VPX_CODEC_CORRUPT_FRAME
The coded data for this stream is corrupt or incomplete.
Definition vpx_codec.h:133
@ VPX_CODEC_OK
Operation completed without error.
Definition vpx_codec.h:95
@ VPX_BITS_8
Definition vpx_codec.h:221
@ VPX_BITS_12
Definition vpx_codec.h:223
@ VPX_BITS_10
Definition vpx_codec.h:222
vpx_codec_err_t vpx_codec_decode(vpx_codec_ctx_t *ctx, const uint8_t *data, unsigned int data_sz, void *user_priv, long deadline)
Decode data.
#define vpx_codec_dec_init(ctx, iface, cfg, flags)
Convenience macro for vpx_codec_dec_init_ver()
Definition vpx_decoder.h:143
#define VPX_DL_REALTIME
deadline parameter analogous to VPx REALTIME mode.
Definition vpx_encoder.h:979
#define VPX_DL_GOOD_QUALITY
deadline parameter analogous to VPx GOOD QUALITY mode.
Definition vpx_encoder.h:981
const vpx_codec_cx_pkt_t * vpx_codec_get_cx_data(vpx_codec_ctx_t *ctx, vpx_codec_iter_t *iter)
Encoded data iterator.
#define VPX_MAX_LAYERS
Definition vpx_encoder.h:44
#define VPX_FRAME_IS_KEY
Definition vpx_encoder.h:118
#define VPX_SS_MAX_LAYERS
Definition vpx_encoder.h:47
vpx_codec_err_t vpx_codec_enc_config_default(vpx_codec_iface_t *iface, vpx_codec_enc_cfg_t *cfg, unsigned int usage)
Get a default configuration.
@ VPX_CODEC_CX_FRAME_PKT
Definition vpx_encoder.h:150
@ VPX_CODEC_STATS_PKT
Definition vpx_encoder.h:151
@ VPX_RC_ONE_PASS
Definition vpx_encoder.h:228
@ VPX_CQ
Definition vpx_encoder.h:237
vpx_codec_iface_t * vpx_codec_vp9_cx(void)
The interface to the VP9 encoder.
@ FULL_SUPERFRAME_DROP
Definition vp8cx.h:932
@ VP9E_SET_SVC_LAYER_ID
Codec control function to set svc layer for spatial and temporal.
Definition vp8cx.h:470
@ VP8E_SET_MAX_INTRA_BITRATE_PCT
Codec control function to set Max data rate for Intra frames.
Definition vp8cx.h:274
@ VP9E_SET_SVC_INTER_LAYER_PRED
Codec control function to constrain the inter-layer prediction (prediction of lower spatial resolutio...
Definition vp8cx.h:624
@ VP9E_SET_AQ_MODE
Codec control function to set adaptive quantization mode.
Definition vp8cx.h:415
@ VP9E_SET_DISABLE_OVERSHOOT_MAXQ_CBR
Codec control function to disable increase Q on overshoot in CBR.
Definition vp8cx.h:699
@ VP9E_SET_TUNE_CONTENT
Codec control function to set content type.
Definition vp8cx.h:480
@ VP9E_SET_ROW_MT
Codec control function to set row level multi-threading.
Definition vp8cx.h:575
@ VP8E_SET_CPUUSED
Codec control function to set encoder internal speed settings.
Definition vp8cx.h:172
@ VP9E_SET_TILE_COLUMNS
Codec control function to set number of tile columns.
Definition vp8cx.h:368
@ VP9E_SET_SVC_FRAME_DROP_LAYER
Codec control function to set mode and thresholds for frame dropping in SVC. Drop frame thresholds ar...
Definition vp8cx.h:633
@ VP9E_SET_SVC_REF_FRAME_CONFIG
Codec control function to set the frame flags and buffer indices for spatial layers....
Definition vp8cx.h:550
@ VP8E_SET_STATIC_THRESHOLD
Codec control function to set the threshold for MBs treated static.
Definition vp8cx.h:205
@ VP9E_SET_DISABLE_LOOPFILTER
Codec control function to disable loopfilter.
Definition vp8cx.h:708
@ VP9E_SET_NOISE_SENSITIVITY
Codec control function to set noise sensitivity.
Definition vp8cx.h:438
@ VP9E_GET_SVC_LAYER_ID
Codec control function to get svc layer ID.
Definition vp8cx.h:488
@ VP9E_TEMPORAL_LAYERING_MODE_BYPASS
Bypass mode. Used when application needs to control temporal layering. This will only work when the n...
Definition vp8cx.h:799
@ VP9_GET_REFERENCE
Definition vp8.h:55
VP9 specific reference frame data struct.
Definition vp8.h:110
int idx
Definition vp8.h:111
Codec context structure.
Definition vpx_codec.h:200
vpx_codec_err_t err
Definition vpx_codec.h:203
Encoder output packet.
Definition vpx_encoder.h:162
vpx_codec_frame_flags_t flags
Definition vpx_encoder.h:172
vpx_fixed_buf_t twopass_stats
Definition vpx_encoder.h:185
enum vpx_codec_cx_pkt_kind kind
Definition vpx_encoder.h:163
struct vpx_codec_cx_pkt::@1::@2 frame
uint8_t spatial_layer_encoded[5]
Flag to indicate if spatial layer frame in this packet is encoded or dropped. VP8 will always be set ...
Definition vpx_encoder.h:183
size_t sz
Definition vpx_encoder.h:167
void * buf
Definition vpx_encoder.h:166
vpx_codec_pts_t pts
time stamp to show frame (in timebase units)
Definition vpx_encoder.h:169
union vpx_codec_cx_pkt::@1 data
Encoder configuration structure.
Definition vpx_encoder.h:271
int temporal_layering_mode
Temporal layering mode indicating which temporal layering scheme to use.
Definition vpx_encoder.h:696
unsigned int kf_min_dist
Keyframe minimum interval.
Definition vpx_encoder.h:608
unsigned int ts_number_layers
Number of temporal coding layers.
Definition vpx_encoder.h:647
unsigned int ss_number_layers
Number of spatial coding layers.
Definition vpx_encoder.h:627
unsigned int rc_2pass_vbr_minsection_pct
Two-pass mode per-GOP minimum bitrate.
Definition vpx_encoder.h:573
unsigned int g_profile
Bitstream profile to use.
Definition vpx_encoder.h:298
unsigned int layer_target_bitrate[12]
Target bitrate for each spatial/temporal layer.
Definition vpx_encoder.h:687
unsigned int g_h
Height of the frame.
Definition vpx_encoder.h:316
vpx_codec_er_flags_t g_error_resilient
Enable error resilient modes.
Definition vpx_encoder.h:354
unsigned int g_w
Width of the frame.
Definition vpx_encoder.h:307
unsigned int rc_dropframe_thresh
Temporal resampling configuration, if supported by the codec.
Definition vpx_encoder.h:394
struct vpx_rational g_timebase
Stream timebase units.
Definition vpx_encoder.h:346
enum vpx_enc_pass g_pass
Multi-pass Encoding Mode.
Definition vpx_encoder.h:361
unsigned int g_lag_in_frames
Allow lagged encoding.
Definition vpx_encoder.h:375
enum vpx_rc_mode rc_end_usage
Rate control algorithm to use.
Definition vpx_encoder.h:443
vpx_bit_depth_t g_bit_depth
Bit-depth of the codec.
Definition vpx_encoder.h:324
unsigned int rc_2pass_vbr_maxsection_pct
Two-pass mode per-GOP maximum bitrate.
Definition vpx_encoder.h:580
unsigned int rc_target_bitrate
Target data rate.
Definition vpx_encoder.h:463
unsigned int g_input_bit_depth
Bit-depth of the input frames.
Definition vpx_encoder.h:332
unsigned int ts_rate_decimator[5]
Frame rate decimation factor for each temporal layer.
Definition vpx_encoder.h:661
unsigned int kf_max_dist
Keyframe maximum interval.
Definition vpx_encoder.h:617
size_t sz
Definition vpx_encoder.h:100
void * buf
Definition vpx_encoder.h:99
Image Descriptor.
Definition vpx_image.h:72
vpx_img_fmt_t fmt
Definition vpx_image.h:73
unsigned int d_h
Definition vpx_image.h:84
unsigned int d_w
Definition vpx_image.h:83
int den
Definition vpx_encoder.h:223
int num
Definition vpx_encoder.h:222
vp9 svc frame dropping parameters.
Definition vp8cx.h:944
int framedrop_thresh[5]
Definition vp8cx.h:945
SVC_LAYER_DROP_MODE framedrop_mode
Definition vp8cx.h:947
int max_consec_drop
Definition vp8cx.h:948
vp9 svc layer parameters
Definition vp8cx.h:893
int temporal_layer_id
Definition vp8cx.h:896
vp9 svc frame flag parameters.
Definition vp8cx.h:908
int lst_fb_idx[5]
Definition vp8cx.h:909
int update_buffer_slot[5]
Definition vp8cx.h:912
int gld_fb_idx[5]
Definition vp8cx.h:910
int reference_last[5]
Definition vp8cx.h:917
int reference_golden[5]
Definition vp8cx.h:918
int reference_alt_ref[5]
Definition vp8cx.h:919
int64_t duration[5]
Definition vp8cx.h:920
int alt_fb_idx[5]
Definition vp8cx.h:911
Provides definitions for using VP8 or VP9 encoder algorithm within the vpx Codec Interface.
Describes the encoder algorithm interface to applications.
vpx_image_t * vpx_img_alloc(vpx_image_t *img, vpx_img_fmt_t fmt, unsigned int d_w, unsigned int d_h, unsigned int align)
Open a descriptor, allocating storage for the underlying image.
#define VPX_IMG_FMT_HIGHBITDEPTH
Definition vpx_image.h:35
@ VPX_IMG_FMT_I42016
Definition vpx_image.h:47
@ VPX_IMG_FMT_I420
Definition vpx_image.h:42
void vpx_img_free(vpx_image_t *img)
Close an image descriptor.