Add m-esr52 at 52.6.0

1 files changed, 1560 insertions, 0 deletions

diff --git a/media/libvpx/vp9/vp9_cx_iface.c b/media/libvpx/vp9/vp9_cx_iface.c
new file mode 100644
index 000000000..e0b8718fb
--- /dev/null
+++ b/media/libvpx/vp9/vp9_cx_iface.c
@@ -0,0 +1,1560 @@
+/*
+ *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
+ *
+ *  Use of this source code is governed by a BSD-style license
+ *  that can be found in the LICENSE file in the root of the source
+ *  tree. An additional intellectual property rights grant can be found
+ *  in the file PATENTS.  All contributing project authors may
+ *  be found in the AUTHORS file in the root of the source tree.
+ */
+
+#include <stdlib.h>
+#include <string.h>
+
+#include "./vpx_config.h"
+#include "vpx/vpx_encoder.h"
+#include "vpx_ports/vpx_once.h"
+#include "vpx/internal/vpx_codec_internal.h"
+#include "./vpx_version.h"
+#include "vp9/encoder/vp9_encoder.h"
+#include "vpx/vp8cx.h"
+#include "vp9/encoder/vp9_firstpass.h"
+#include "vp9/vp9_iface_common.h"
+
+struct vp9_extracfg {
+  int                         cpu_used;  // available cpu percentage in 1/16
+  unsigned int                enable_auto_alt_ref;
+  unsigned int                noise_sensitivity;
+  unsigned int                sharpness;
+  unsigned int                static_thresh;
+  unsigned int                tile_columns;
+  unsigned int                tile_rows;
+  unsigned int                arnr_max_frames;
+  unsigned int                arnr_strength;
+  vp8e_tuning                 tuning;
+  unsigned int                cq_level;  // constrained quality level
+  unsigned int                rc_max_intra_bitrate_pct;
+  unsigned int                rc_max_inter_bitrate_pct;
+  unsigned int                gf_cbr_boost_pct;
+  unsigned int                lossless;
+  unsigned int                frame_parallel_decoding_mode;
+  AQ_MODE                     aq_mode;
+  unsigned int                frame_periodic_boost;
+  vpx_bit_depth_t             bit_depth;
+  vp9e_tune_content           content;
+  vpx_color_space_t           color_space;
+};
+
+static struct vp9_extracfg default_extra_cfg = {
+  0,                          // cpu_used
+  1,                          // enable_auto_alt_ref
+  0,                          // noise_sensitivity
+  0,                          // sharpness
+  0,                          // static_thresh
+  6,                          // tile_columns
+  0,                          // tile_rows
+  7,                          // arnr_max_frames
+  5,                          // arnr_strength
+  VP8_TUNE_PSNR,              // tuning
+  10,                         // cq_level
+  0,                          // rc_max_intra_bitrate_pct
+  0,                          // rc_max_inter_bitrate_pct
+  0,                          // gf_cbr_boost_pct
+  0,                          // lossless
+  1,                          // frame_parallel_decoding_mode
+  NO_AQ,                      // aq_mode
+  0,                          // frame_periodic_delta_q
+  VPX_BITS_8,                 // Bit depth
+  VP9E_CONTENT_DEFAULT,       // content
+  VPX_CS_UNKNOWN,             // color space
+};
+
+struct vpx_codec_alg_priv {
+  vpx_codec_priv_t        base;
+  vpx_codec_enc_cfg_t     cfg;
+  struct vp9_extracfg     extra_cfg;
+  VP9EncoderConfig        oxcf;
+  VP9_COMP               *cpi;
+  unsigned char          *cx_data;
+  size_t                  cx_data_sz;
+  unsigned char          *pending_cx_data;
+  size_t                  pending_cx_data_sz;
+  int                     pending_frame_count;
+  size_t                  pending_frame_sizes[8];
+  size_t                  pending_frame_magnitude;
+  vpx_image_t             preview_img;
+  vpx_enc_frame_flags_t   next_frame_flags;
+  vp8_postproc_cfg_t      preview_ppcfg;
+  vpx_codec_pkt_list_decl(256) pkt_list;
+  unsigned int                 fixed_kf_cntr;
+  vpx_codec_priv_output_cx_pkt_cb_pair_t output_cx_pkt_cb;
+  // BufferPool that holds all reference frames.
+  BufferPool              *buffer_pool;
+};
+
+static VP9_REFFRAME ref_frame_to_vp9_reframe(vpx_ref_frame_type_t frame) {
+  switch (frame) {
+    case VP8_LAST_FRAME:
+      return VP9_LAST_FLAG;
+    case VP8_GOLD_FRAME:
+      return VP9_GOLD_FLAG;
+    case VP8_ALTR_FRAME:
+      return VP9_ALT_FLAG;
+  }
+  assert(0 && "Invalid Reference Frame");
+  return VP9_LAST_FLAG;
+}
+
+static vpx_codec_err_t update_error_state(vpx_codec_alg_priv_t *ctx,
+    const struct vpx_internal_error_info *error) {
+  const vpx_codec_err_t res = error->error_code;
+
+  if (res != VPX_CODEC_OK)
+    ctx->base.err_detail = error->has_detail ? error->detail : NULL;
+
+  return res;
+}
+
+
+#undef ERROR
+#define ERROR(str) do {\
+    ctx->base.err_detail = str;\
+    return VPX_CODEC_INVALID_PARAM;\
+  } while (0)
+
+#define RANGE_CHECK(p, memb, lo, hi) do {\
+    if (!(((p)->memb == lo || (p)->memb > (lo)) && (p)->memb <= hi)) \
+      ERROR(#memb " out of range ["#lo".."#hi"]");\
+  } while (0)
+
+#define RANGE_CHECK_HI(p, memb, hi) do {\
+    if (!((p)->memb <= (hi))) \
+      ERROR(#memb " out of range [.."#hi"]");\
+  } while (0)
+
+#define RANGE_CHECK_LO(p, memb, lo) do {\
+    if (!((p)->memb >= (lo))) \
+      ERROR(#memb " out of range ["#lo"..]");\
+  } while (0)
+
+#define RANGE_CHECK_BOOL(p, memb) do {\
+    if (!!((p)->memb) != (p)->memb) ERROR(#memb " expected boolean");\
+  } while (0)
+
+static vpx_codec_err_t validate_config(vpx_codec_alg_priv_t *ctx,
+                                       const vpx_codec_enc_cfg_t *cfg,
+                                       const struct vp9_extracfg *extra_cfg) {
+  RANGE_CHECK(cfg, g_w,                   1, 65535);  // 16 bits available
+  RANGE_CHECK(cfg, g_h,                   1, 65535);  // 16 bits available
+  RANGE_CHECK(cfg, g_timebase.den,        1, 1000000000);
+  RANGE_CHECK(cfg, g_timebase.num,        1, cfg->g_timebase.den);
+  RANGE_CHECK_HI(cfg, g_profile,          3);
+
+  RANGE_CHECK_HI(cfg, rc_max_quantizer,   63);
+  RANGE_CHECK_HI(cfg, rc_min_quantizer,   cfg->rc_max_quantizer);
+  RANGE_CHECK_BOOL(extra_cfg, lossless);
+  RANGE_CHECK(extra_cfg, aq_mode,           0, AQ_MODE_COUNT - 1);
+  RANGE_CHECK(extra_cfg, frame_periodic_boost, 0, 1);
+  RANGE_CHECK_HI(cfg, g_threads,          64);
+  RANGE_CHECK_HI(cfg, g_lag_in_frames,    MAX_LAG_BUFFERS);
+  RANGE_CHECK(cfg, rc_end_usage,          VPX_VBR, VPX_Q);
+  RANGE_CHECK_HI(cfg, rc_undershoot_pct,  100);
+  RANGE_CHECK_HI(cfg, rc_overshoot_pct,   100);
+  RANGE_CHECK_HI(cfg, rc_2pass_vbr_bias_pct, 100);
+  RANGE_CHECK(cfg, kf_mode,               VPX_KF_DISABLED, VPX_KF_AUTO);
+  RANGE_CHECK_BOOL(cfg,                   rc_resize_allowed);
+  RANGE_CHECK_HI(cfg, rc_dropframe_thresh,   100);
+  RANGE_CHECK_HI(cfg, rc_resize_up_thresh,   100);
+  RANGE_CHECK_HI(cfg, rc_resize_down_thresh, 100);
+  RANGE_CHECK(cfg,        g_pass,         VPX_RC_ONE_PASS, VPX_RC_LAST_PASS);
+
+  if (cfg->rc_resize_allowed == 1) {
+    RANGE_CHECK(cfg, rc_scaled_width, 0, cfg->g_w);
+    RANGE_CHECK(cfg, rc_scaled_height, 0, cfg->g_h);
+  }
+
+  RANGE_CHECK(cfg, ss_number_layers, 1, VPX_SS_MAX_LAYERS);
+  RANGE_CHECK(cfg, ts_number_layers, 1, VPX_TS_MAX_LAYERS);
+
+  if (cfg->ss_number_layers * cfg->ts_number_layers > VPX_MAX_LAYERS)
+    ERROR("ss_number_layers * ts_number_layers is out of range");
+  if (cfg->ts_number_layers > 1) {
+    unsigned int sl, tl;
+    for (sl = 1; sl < cfg->ss_number_layers; ++sl) {
+      for (tl = 1; tl < cfg->ts_number_layers; ++tl) {
+        const int layer =
+            LAYER_IDS_TO_IDX(sl, tl, cfg->ts_number_layers);
+        if (cfg->layer_target_bitrate[layer] <
+            cfg->layer_target_bitrate[layer - 1])
+        ERROR("ts_target_bitrate entries are not increasing");
+      }
+    }
+
+    RANGE_CHECK(cfg, ts_rate_decimator[cfg->ts_number_layers - 1], 1, 1);
+    for (tl = cfg->ts_number_layers - 2; tl > 0; --tl)
+      if (cfg->ts_rate_decimator[tl - 1] != 2 * cfg->ts_rate_decimator[tl])
+        ERROR("ts_rate_decimator factors are not powers of 2");
+  }
+
+#if CONFIG_SPATIAL_SVC
+
+  if ((cfg->ss_number_layers > 1 || cfg->ts_number_layers > 1) &&
+      cfg->g_pass == VPX_RC_LAST_PASS) {
+    unsigned int i, alt_ref_sum = 0;
+    for (i = 0; i < cfg->ss_number_layers; ++i) {
+      if (cfg->ss_enable_auto_alt_ref[i])
+        ++alt_ref_sum;
+    }
+    if (alt_ref_sum > REF_FRAMES - cfg->ss_number_layers)
+      ERROR("Not enough ref buffers for svc alt ref frames");
+    if (cfg->ss_number_layers * cfg->ts_number_layers > 3 &&
+        cfg->g_error_resilient == 0)
+    ERROR("Multiple frame context are not supported for more than 3 layers");
+  }
+#endif
+
+  // VP9 does not support a lower bound on the keyframe interval in
+  // automatic keyframe placement mode.
+  if (cfg->kf_mode != VPX_KF_DISABLED &&
+      cfg->kf_min_dist != cfg->kf_max_dist &&
+      cfg->kf_min_dist > 0)
+    ERROR("kf_min_dist not supported in auto mode, use 0 "
+          "or kf_max_dist instead.");
+
+  RANGE_CHECK(extra_cfg, enable_auto_alt_ref, 0, 2);
+  RANGE_CHECK(extra_cfg, cpu_used, -8, 8);
+  RANGE_CHECK_HI(extra_cfg, noise_sensitivity, 6);
+  RANGE_CHECK(extra_cfg, tile_columns, 0, 6);
+  RANGE_CHECK(extra_cfg, tile_rows, 0, 2);
+  RANGE_CHECK_HI(extra_cfg, sharpness, 7);
+  RANGE_CHECK(extra_cfg, arnr_max_frames, 0, 15);
+  RANGE_CHECK_HI(extra_cfg, arnr_strength, 6);
+  RANGE_CHECK(extra_cfg, cq_level, 0, 63);
+  RANGE_CHECK(cfg, g_bit_depth, VPX_BITS_8, VPX_BITS_12);
+  RANGE_CHECK(cfg, g_input_bit_depth, 8, 12);
+  RANGE_CHECK(extra_cfg, content,
+              VP9E_CONTENT_DEFAULT, VP9E_CONTENT_INVALID - 1);
+
+  // TODO(yaowu): remove this when ssim tuning is implemented for vp9
+  if (extra_cfg->tuning == VP8_TUNE_SSIM)
+      ERROR("Option --tune=ssim is not currently supported in VP9.");
+
+  if (cfg->g_pass == VPX_RC_LAST_PASS) {
+    const size_t packet_sz = sizeof(FIRSTPASS_STATS);
+    const int n_packets = (int)(cfg->rc_twopass_stats_in.sz / packet_sz);
+    const FIRSTPASS_STATS *stats;
+
+    if (cfg->rc_twopass_stats_in.buf == NULL)
+      ERROR("rc_twopass_stats_in.buf not set.");
+
+    if (cfg->rc_twopass_stats_in.sz % packet_sz)
+      ERROR("rc_twopass_stats_in.sz indicates truncated packet.");
+
+    if (cfg->ss_number_layers > 1 || cfg->ts_number_layers > 1) {
+      int i;
+      unsigned int n_packets_per_layer[VPX_SS_MAX_LAYERS] = {0};
+
+      stats = cfg->rc_twopass_stats_in.buf;
+      for (i = 0; i < n_packets; ++i) {
+        const int layer_id = (int)stats[i].spatial_layer_id;
+        if (layer_id >= 0 && layer_id < (int)cfg->ss_number_layers) {
+          ++n_packets_per_layer[layer_id];
+        }
+      }
+
+      for (i = 0; i < (int)cfg->ss_number_layers; ++i) {
+        unsigned int layer_id;
+        if (n_packets_per_layer[i] < 2) {
+          ERROR("rc_twopass_stats_in requires at least two packets for each "
+                "layer.");
+        }
+
+        stats = (const FIRSTPASS_STATS *)cfg->rc_twopass_stats_in.buf +
+                n_packets - cfg->ss_number_layers + i;
+        layer_id = (int)stats->spatial_layer_id;
+
+        if (layer_id >= cfg->ss_number_layers
+            ||(unsigned int)(stats->count + 0.5) !=
+               n_packets_per_layer[layer_id] - 1)
+          ERROR("rc_twopass_stats_in missing EOS stats packet");
+      }
+    } else {
+      if (cfg->rc_twopass_stats_in.sz < 2 * packet_sz)
+        ERROR("rc_twopass_stats_in requires at least two packets.");
+
+      stats =
+          (const FIRSTPASS_STATS *)cfg->rc_twopass_stats_in.buf + n_packets - 1;
+
+      if ((int)(stats->count + 0.5) != n_packets - 1)
+        ERROR("rc_twopass_stats_in missing EOS stats packet");
+    }
+  }
+
+#if !CONFIG_VP9_HIGHBITDEPTH
+  if (cfg->g_profile > (unsigned int)PROFILE_1) {
+    ERROR("Profile > 1 not supported in this build configuration");
+  }
+#endif
+  if (cfg->g_profile <= (unsigned int)PROFILE_1 &&
+      cfg->g_bit_depth > VPX_BITS_8) {
+    ERROR("Codec high bit-depth not supported in profile < 2");
+  }
+  if (cfg->g_profile <= (unsigned int)PROFILE_1 &&
+      cfg->g_input_bit_depth > 8) {
+    ERROR("Source high bit-depth not supported in profile < 2");
+  }
+  if (cfg->g_profile > (unsigned int)PROFILE_1 &&
+      cfg->g_bit_depth == VPX_BITS_8) {
+    ERROR("Codec bit-depth 8 not supported in profile > 1");
+  }
+  RANGE_CHECK(extra_cfg, color_space, VPX_CS_UNKNOWN, VPX_CS_SRGB);
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t validate_img(vpx_codec_alg_priv_t *ctx,
+                                    const vpx_image_t *img) {
+  switch (img->fmt) {
+    case VPX_IMG_FMT_YV12:
+    case VPX_IMG_FMT_I420:
+    case VPX_IMG_FMT_I42016:
+      break;
+    case VPX_IMG_FMT_I422:
+    case VPX_IMG_FMT_I444:
+    case VPX_IMG_FMT_I440:
+      if (ctx->cfg.g_profile != (unsigned int)PROFILE_1) {
+        ERROR("Invalid image format. I422, I444, I440 images are "
+              "not supported in profile.");
+      }
+      break;
+    case VPX_IMG_FMT_I42216:
+    case VPX_IMG_FMT_I44416:
+    case VPX_IMG_FMT_I44016:
+      if (ctx->cfg.g_profile != (unsigned int)PROFILE_1 &&
+          ctx->cfg.g_profile != (unsigned int)PROFILE_3) {
+        ERROR("Invalid image format. 16-bit I422, I444, I440 images are "
+              "not supported in profile.");
+      }
+      break;
+    default:
+      ERROR("Invalid image format. Only YV12, I420, I422, I444 images are "
+            "supported.");
+      break;
+  }
+
+  if (img->d_w != ctx->cfg.g_w || img->d_h != ctx->cfg.g_h)
+    ERROR("Image size must match encoder init configuration size");
+
+  return VPX_CODEC_OK;
+}
+
+static int get_image_bps(const vpx_image_t *img) {
+  switch (img->fmt) {
+    case VPX_IMG_FMT_YV12:
+    case VPX_IMG_FMT_I420: return 12;
+    case VPX_IMG_FMT_I422: return 16;
+    case VPX_IMG_FMT_I444: return 24;
+    case VPX_IMG_FMT_I440: return 16;
+    case VPX_IMG_FMT_I42016: return 24;
+    case VPX_IMG_FMT_I42216: return 32;
+    case VPX_IMG_FMT_I44416: return 48;
+    case VPX_IMG_FMT_I44016: return 32;
+    default: assert(0 && "Invalid image format"); break;
+  }
+  return 0;
+}
+
+static vpx_codec_err_t set_encoder_config(
+  VP9EncoderConfig *oxcf,
+  const vpx_codec_enc_cfg_t *cfg,
+  const struct vp9_extracfg *extra_cfg) {
+  const int is_vbr = cfg->rc_end_usage == VPX_VBR;
+  int sl, tl;
+  oxcf->profile = cfg->g_profile;
+  oxcf->max_threads = (int)cfg->g_threads;
+  oxcf->width   = cfg->g_w;
+  oxcf->height  = cfg->g_h;
+  oxcf->bit_depth = cfg->g_bit_depth;
+  oxcf->input_bit_depth = cfg->g_input_bit_depth;
+  // guess a frame rate if out of whack, use 30
+  oxcf->init_framerate = (double)cfg->g_timebase.den / cfg->g_timebase.num;
+  if (oxcf->init_framerate > 180)
+    oxcf->init_framerate = 30;
+
+  oxcf->mode = GOOD;
+
+  switch (cfg->g_pass) {
+    case VPX_RC_ONE_PASS:
+      oxcf->pass = 0;
+      break;
+    case VPX_RC_FIRST_PASS:
+      oxcf->pass = 1;
+      break;
+    case VPX_RC_LAST_PASS:
+      oxcf->pass = 2;
+      break;
+  }
+
+  oxcf->lag_in_frames = cfg->g_pass == VPX_RC_FIRST_PASS ? 0
+                                                         : cfg->g_lag_in_frames;
+  oxcf->rc_mode = cfg->rc_end_usage;
+
+  // Convert target bandwidth from Kbit/s to Bit/s
+  oxcf->target_bandwidth = 1000 * cfg->rc_target_bitrate;
+  oxcf->rc_max_intra_bitrate_pct = extra_cfg->rc_max_intra_bitrate_pct;
+  oxcf->rc_max_inter_bitrate_pct = extra_cfg->rc_max_inter_bitrate_pct;
+  oxcf->gf_cbr_boost_pct = extra_cfg->gf_cbr_boost_pct;
+
+  oxcf->best_allowed_q =
+      extra_cfg->lossless ? 0 : vp9_quantizer_to_qindex(cfg->rc_min_quantizer);
+  oxcf->worst_allowed_q =
+      extra_cfg->lossless ? 0 : vp9_quantizer_to_qindex(cfg->rc_max_quantizer);
+  oxcf->cq_level        = vp9_quantizer_to_qindex(extra_cfg->cq_level);
+  oxcf->fixed_q = -1;
+
+  oxcf->under_shoot_pct         = cfg->rc_undershoot_pct;
+  oxcf->over_shoot_pct          = cfg->rc_overshoot_pct;
+
+  oxcf->scaled_frame_width  = cfg->rc_scaled_width;
+  oxcf->scaled_frame_height = cfg->rc_scaled_height;
+  if (cfg->rc_resize_allowed == 1) {
+    oxcf->resize_mode =
+        (oxcf->scaled_frame_width == 0 || oxcf->scaled_frame_height == 0) ?
+            RESIZE_DYNAMIC : RESIZE_FIXED;
+  } else {
+    oxcf->resize_mode = RESIZE_NONE;
+  }
+
+  oxcf->maximum_buffer_size_ms   = is_vbr ? 240000 : cfg->rc_buf_sz;
+  oxcf->starting_buffer_level_ms = is_vbr ? 60000 : cfg->rc_buf_initial_sz;
+  oxcf->optimal_buffer_level_ms  = is_vbr ? 60000 : cfg->rc_buf_optimal_sz;
+
+  oxcf->drop_frames_water_mark   = cfg->rc_dropframe_thresh;
+
+  oxcf->two_pass_vbrbias         = cfg->rc_2pass_vbr_bias_pct;
+  oxcf->two_pass_vbrmin_section  = cfg->rc_2pass_vbr_minsection_pct;
+  oxcf->two_pass_vbrmax_section  = cfg->rc_2pass_vbr_maxsection_pct;
+
+  oxcf->auto_key               = cfg->kf_mode == VPX_KF_AUTO &&
+                                 cfg->kf_min_dist != cfg->kf_max_dist;
+
+  oxcf->key_freq               = cfg->kf_max_dist;
+
+  oxcf->speed                  =  abs(extra_cfg->cpu_used);
+  oxcf->encode_breakout        =  extra_cfg->static_thresh;
+  oxcf->enable_auto_arf        =  extra_cfg->enable_auto_alt_ref;
+  oxcf->noise_sensitivity      =  extra_cfg->noise_sensitivity;
+  oxcf->sharpness              =  extra_cfg->sharpness;
+
+  oxcf->two_pass_stats_in      =  cfg->rc_twopass_stats_in;
+
+#if CONFIG_FP_MB_STATS
+  oxcf->firstpass_mb_stats_in  = cfg->rc_firstpass_mb_stats_in;
+#endif
+
+  oxcf->color_space = extra_cfg->color_space;
+  oxcf->arnr_max_frames = extra_cfg->arnr_max_frames;
+  oxcf->arnr_strength   = extra_cfg->arnr_strength;
+
+  oxcf->tuning = extra_cfg->tuning;
+  oxcf->content = extra_cfg->content;
+
+  oxcf->tile_columns = extra_cfg->tile_columns;
+  oxcf->tile_rows    = extra_cfg->tile_rows;
+
+  oxcf->error_resilient_mode         = cfg->g_error_resilient;
+  oxcf->frame_parallel_decoding_mode = extra_cfg->frame_parallel_decoding_mode;
+
+  oxcf->aq_mode = extra_cfg->aq_mode;
+
+  oxcf->frame_periodic_boost =  extra_cfg->frame_periodic_boost;
+
+  oxcf->ss_number_layers = cfg->ss_number_layers;
+  oxcf->ts_number_layers = cfg->ts_number_layers;
+  oxcf->temporal_layering_mode = (enum vp9e_temporal_layering_mode)
+      cfg->temporal_layering_mode;
+
+  for (sl = 0; sl < oxcf->ss_number_layers; ++sl) {
+#if CONFIG_SPATIAL_SVC
+    oxcf->ss_enable_auto_arf[sl] = cfg->ss_enable_auto_alt_ref[sl];
+#endif
+    for (tl = 0; tl < oxcf->ts_number_layers; ++tl) {
+      oxcf->layer_target_bitrate[sl * oxcf->ts_number_layers + tl] =
+          1000 * cfg->layer_target_bitrate[sl * oxcf->ts_number_layers + tl];
+    }
+  }
+  if (oxcf->ss_number_layers == 1 && oxcf->pass != 0) {
+    oxcf->ss_target_bitrate[0] = (int)oxcf->target_bandwidth;
+#if CONFIG_SPATIAL_SVC
+    oxcf->ss_enable_auto_arf[0] = extra_cfg->enable_auto_alt_ref;
+#endif
+  }
+  if (oxcf->ts_number_layers > 1) {
+    for (tl = 0; tl < VPX_TS_MAX_LAYERS; ++tl) {
+      oxcf->ts_rate_decimator[tl] = cfg->ts_rate_decimator[tl] ?
+          cfg->ts_rate_decimator[tl] : 1;
+    }
+  } else if (oxcf->ts_number_layers == 1) {
+    oxcf->ts_rate_decimator[0] = 1;
+  }
+  /*
+  printf("Current VP9 Settings: \n");
+  printf("target_bandwidth: %d\n", oxcf->target_bandwidth);
+  printf("noise_sensitivity: %d\n", oxcf->noise_sensitivity);
+  printf("sharpness: %d\n",    oxcf->sharpness);
+  printf("cpu_used: %d\n",  oxcf->cpu_used);
+  printf("Mode: %d\n",     oxcf->mode);
+  printf("auto_key: %d\n",  oxcf->auto_key);
+  printf("key_freq: %d\n", oxcf->key_freq);
+  printf("end_usage: %d\n", oxcf->end_usage);
+  printf("under_shoot_pct: %d\n", oxcf->under_shoot_pct);
+  printf("over_shoot_pct: %d\n", oxcf->over_shoot_pct);
+  printf("starting_buffer_level: %d\n", oxcf->starting_buffer_level);
+  printf("optimal_buffer_level: %d\n",  oxcf->optimal_buffer_level);
+  printf("maximum_buffer_size: %d\n", oxcf->maximum_buffer_size);
+  printf("fixed_q: %d\n",  oxcf->fixed_q);
+  printf("worst_allowed_q: %d\n", oxcf->worst_allowed_q);
+  printf("best_allowed_q: %d\n", oxcf->best_allowed_q);
+  printf("allow_spatial_resampling: %d\n", oxcf->allow_spatial_resampling);
+  printf("scaled_frame_width: %d\n", oxcf->scaled_frame_width);
+  printf("scaled_frame_height: %d\n", oxcf->scaled_frame_height);
+  printf("two_pass_vbrbias: %d\n",  oxcf->two_pass_vbrbias);
+  printf("two_pass_vbrmin_section: %d\n", oxcf->two_pass_vbrmin_section);
+  printf("two_pass_vbrmax_section: %d\n", oxcf->two_pass_vbrmax_section);
+  printf("lag_in_frames: %d\n", oxcf->lag_in_frames);
+  printf("enable_auto_arf: %d\n", oxcf->enable_auto_arf);
+  printf("Version: %d\n", oxcf->Version);
+  printf("encode_breakout: %d\n", oxcf->encode_breakout);
+  printf("error resilient: %d\n", oxcf->error_resilient_mode);
+  printf("frame parallel detokenization: %d\n",
+         oxcf->frame_parallel_decoding_mode);
+  */
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t encoder_set_config(vpx_codec_alg_priv_t *ctx,
+                                          const vpx_codec_enc_cfg_t  *cfg) {
+  vpx_codec_err_t res;
+  int force_key = 0;
+
+  if (cfg->g_w != ctx->cfg.g_w || cfg->g_h != ctx->cfg.g_h) {
+    if (cfg->g_lag_in_frames > 1 || cfg->g_pass != VPX_RC_ONE_PASS)
+      ERROR("Cannot change width or height after initialization");
+    if (!valid_ref_frame_size(ctx->cfg.g_w, ctx->cfg.g_h, cfg->g_w, cfg->g_h) ||
+        (ctx->cpi->initial_width && (int)cfg->g_w > ctx->cpi->initial_width) ||
+        (ctx->cpi->initial_height && (int)cfg->g_h > ctx->cpi->initial_height))
+      force_key = 1;
+  }
+
+  // Prevent increasing lag_in_frames. This check is stricter than it needs
+  // to be -- the limit is not increasing past the first lag_in_frames
+  // value, but we don't track the initial config, only the last successful
+  // config.
+  if (cfg->g_lag_in_frames > ctx->cfg.g_lag_in_frames)
+    ERROR("Cannot increase lag_in_frames");
+
+  res = validate_config(ctx, cfg, &ctx->extra_cfg);
+
+  if (res == VPX_CODEC_OK) {
+    ctx->cfg = *cfg;
+    set_encoder_config(&ctx->oxcf, &ctx->cfg, &ctx->extra_cfg);
+    // On profile change, request a key frame
+    force_key |= ctx->cpi->common.profile != ctx->oxcf.profile;
+    vp9_change_config(ctx->cpi, &ctx->oxcf);
+  }
+
+  if (force_key)
+    ctx->next_frame_flags |= VPX_EFLAG_FORCE_KF;
+
+  return res;
+}
+
+static vpx_codec_err_t ctrl_get_quantizer(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  int *const arg = va_arg(args, int *);
+  if (arg == NULL)
+    return VPX_CODEC_INVALID_PARAM;
+  *arg = vp9_get_quantizer(ctx->cpi);
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_get_quantizer64(vpx_codec_alg_priv_t *ctx,
+                                            va_list args) {
+  int *const arg = va_arg(args, int *);
+  if (arg == NULL)
+    return VPX_CODEC_INVALID_PARAM;
+  *arg = vp9_qindex_to_quantizer(vp9_get_quantizer(ctx->cpi));
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t update_extra_cfg(vpx_codec_alg_priv_t *ctx,
+                                        const struct vp9_extracfg *extra_cfg) {
+  const vpx_codec_err_t res = validate_config(ctx, &ctx->cfg, extra_cfg);
+  if (res == VPX_CODEC_OK) {
+    ctx->extra_cfg = *extra_cfg;
+    set_encoder_config(&ctx->oxcf, &ctx->cfg, &ctx->extra_cfg);
+    vp9_change_config(ctx->cpi, &ctx->oxcf);
+  }
+  return res;
+}
+
+static vpx_codec_err_t ctrl_set_cpuused(vpx_codec_alg_priv_t *ctx,
+                                        va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.cpu_used = CAST(VP8E_SET_CPUUSED, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_enable_auto_alt_ref(vpx_codec_alg_priv_t *ctx,
+                                                    va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.enable_auto_alt_ref = CAST(VP8E_SET_ENABLEAUTOALTREF, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_noise_sensitivity(vpx_codec_alg_priv_t *ctx,
+                                                  va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.noise_sensitivity = CAST(VP9E_SET_NOISE_SENSITIVITY, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_sharpness(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.sharpness = CAST(VP8E_SET_SHARPNESS, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_static_thresh(vpx_codec_alg_priv_t *ctx,
+                                              va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.static_thresh = CAST(VP8E_SET_STATIC_THRESHOLD, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_tile_columns(vpx_codec_alg_priv_t *ctx,
+                                             va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.tile_columns = CAST(VP9E_SET_TILE_COLUMNS, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_tile_rows(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.tile_rows = CAST(VP9E_SET_TILE_ROWS, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_arnr_max_frames(vpx_codec_alg_priv_t *ctx,
+                                                va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.arnr_max_frames = CAST(VP8E_SET_ARNR_MAXFRAMES, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_arnr_strength(vpx_codec_alg_priv_t *ctx,
+                                              va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.arnr_strength = CAST(VP8E_SET_ARNR_STRENGTH, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_arnr_type(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  (void)ctx;
+  (void)args;
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_set_tuning(vpx_codec_alg_priv_t *ctx,
+                                       va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.tuning = CAST(VP8E_SET_TUNING, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_cq_level(vpx_codec_alg_priv_t *ctx,
+                                         va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.cq_level = CAST(VP8E_SET_CQ_LEVEL, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_rc_max_intra_bitrate_pct(
+    vpx_codec_alg_priv_t *ctx, va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.rc_max_intra_bitrate_pct =
+      CAST(VP8E_SET_MAX_INTRA_BITRATE_PCT, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_rc_max_inter_bitrate_pct(
+    vpx_codec_alg_priv_t *ctx, va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.rc_max_inter_bitrate_pct =
+      CAST(VP8E_SET_MAX_INTER_BITRATE_PCT, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_rc_gf_cbr_boost_pct(
+    vpx_codec_alg_priv_t *ctx, va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.gf_cbr_boost_pct =
+      CAST(VP9E_SET_GF_CBR_BOOST_PCT, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_lossless(vpx_codec_alg_priv_t *ctx,
+                                         va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.lossless = CAST(VP9E_SET_LOSSLESS, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_frame_parallel_decoding_mode(
+    vpx_codec_alg_priv_t *ctx, va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.frame_parallel_decoding_mode =
+      CAST(VP9E_SET_FRAME_PARALLEL_DECODING, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_aq_mode(vpx_codec_alg_priv_t *ctx,
+                                        va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.aq_mode = CAST(VP9E_SET_AQ_MODE, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_frame_periodic_boost(vpx_codec_alg_priv_t *ctx,
+                                                     va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.frame_periodic_boost = CAST(VP9E_SET_FRAME_PERIODIC_BOOST, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t encoder_init(vpx_codec_ctx_t *ctx,
+                                    vpx_codec_priv_enc_mr_cfg_t *data) {
+  vpx_codec_err_t res = VPX_CODEC_OK;
+  (void)data;
+
+  if (ctx->priv == NULL) {
+    vpx_codec_alg_priv_t *const priv = vpx_calloc(1, sizeof(*priv));
+    if (priv == NULL)
+      return VPX_CODEC_MEM_ERROR;
+
+    ctx->priv = (vpx_codec_priv_t *)priv;
+    ctx->priv->init_flags = ctx->init_flags;
+    ctx->priv->enc.total_encoders = 1;
+    priv->buffer_pool =
+        (BufferPool *)vpx_calloc(1, sizeof(BufferPool));
+    if (priv->buffer_pool == NULL)
+      return VPX_CODEC_MEM_ERROR;
+
+#if CONFIG_MULTITHREAD
+    if (pthread_mutex_init(&priv->buffer_pool->pool_mutex, NULL)) {
+      return VPX_CODEC_MEM_ERROR;
+    }
+#endif
+
+    if (ctx->config.enc) {
+      // Update the reference to the config structure to an internal copy.
+      priv->cfg = *ctx->config.enc;
+      ctx->config.enc = &priv->cfg;
+    }
+
+    priv->extra_cfg = default_extra_cfg;
+    once(vp9_initialize_enc);
+
+    res = validate_config(priv, &priv->cfg, &priv->extra_cfg);
+
+    if (res == VPX_CODEC_OK) {
+      set_encoder_config(&priv->oxcf, &priv->cfg, &priv->extra_cfg);
+#if CONFIG_VP9_HIGHBITDEPTH
+      priv->oxcf.use_highbitdepth =
+          (ctx->init_flags & VPX_CODEC_USE_HIGHBITDEPTH) ? 1 : 0;
+#endif
+      priv->cpi = vp9_create_compressor(&priv->oxcf, priv->buffer_pool);
+      if (priv->cpi == NULL)
+        res = VPX_CODEC_MEM_ERROR;
+      else
+        priv->cpi->output_pkt_list = &priv->pkt_list.head;
+    }
+  }
+
+  return res;
+}
+
+static vpx_codec_err_t encoder_destroy(vpx_codec_alg_priv_t *ctx) {
+  free(ctx->cx_data);
+  vp9_remove_compressor(ctx->cpi);
+#if CONFIG_MULTITHREAD
+  pthread_mutex_destroy(&ctx->buffer_pool->pool_mutex);
+#endif
+  vpx_free(ctx->buffer_pool);
+  vpx_free(ctx);
+  return VPX_CODEC_OK;
+}
+
+static void pick_quickcompress_mode(vpx_codec_alg_priv_t *ctx,
+                                    unsigned long duration,
+                                    unsigned long deadline) {
+  MODE new_mode = BEST;
+
+  switch (ctx->cfg.g_pass) {
+    case VPX_RC_ONE_PASS:
+      if (deadline > 0) {
+        const vpx_codec_enc_cfg_t *const cfg = &ctx->cfg;
+
+        // Convert duration parameter from stream timebase to microseconds.
+        const uint64_t duration_us = (uint64_t)duration * 1000000 *
+           (uint64_t)cfg->g_timebase.num /(uint64_t)cfg->g_timebase.den;
+
+        // If the deadline is more that the duration this frame is to be shown,
+        // use good quality mode. Otherwise use realtime mode.
+        new_mode = (deadline > duration_us) ? GOOD : REALTIME;
+      } else {
+        new_mode = BEST;
+      }
+      break;
+    case VPX_RC_FIRST_PASS:
+      break;
+    case VPX_RC_LAST_PASS:
+      new_mode = deadline > 0 ? GOOD : BEST;
+      break;
+  }
+
+  if (ctx->oxcf.mode != new_mode) {
+    ctx->oxcf.mode = new_mode;
+    vp9_change_config(ctx->cpi, &ctx->oxcf);
+  }
+}
+
+// Turn on to test if supplemental superframe data breaks decoding
+// #define TEST_SUPPLEMENTAL_SUPERFRAME_DATA
+static int write_superframe_index(vpx_codec_alg_priv_t *ctx) {
+  uint8_t marker = 0xc0;
+  unsigned int mask;
+  int mag, index_sz;
+
+  assert(ctx->pending_frame_count);
+  assert(ctx->pending_frame_count <= 8);
+
+  // Add the number of frames to the marker byte
+  marker |= ctx->pending_frame_count - 1;
+
+  // Choose the magnitude
+  for (mag = 0, mask = 0xff; mag < 4; mag++) {
+    if (ctx->pending_frame_magnitude < mask)
+      break;
+    mask <<= 8;
+    mask |= 0xff;
+  }
+  marker |= mag << 3;
+
+  // Write the index
+  index_sz = 2 + (mag + 1) * ctx->pending_frame_count;
+  if (ctx->pending_cx_data_sz + index_sz < ctx->cx_data_sz) {
+    uint8_t *x = ctx->pending_cx_data + ctx->pending_cx_data_sz;
+    int i, j;
+#ifdef TEST_SUPPLEMENTAL_SUPERFRAME_DATA
+    uint8_t marker_test = 0xc0;
+    int mag_test = 2;     // 1 - 4
+    int frames_test = 4;  // 1 - 8
+    int index_sz_test = 2 + mag_test * frames_test;
+    marker_test |= frames_test - 1;
+    marker_test |= (mag_test - 1) << 3;
+    *x++ = marker_test;
+    for (i = 0; i < mag_test * frames_test; ++i)
+      *x++ = 0;  // fill up with arbitrary data
+    *x++ = marker_test;
+    ctx->pending_cx_data_sz += index_sz_test;
+    printf("Added supplemental superframe data\n");
+#endif
+
+    *x++ = marker;
+    for (i = 0; i < ctx->pending_frame_count; i++) {
+      unsigned int this_sz = (unsigned int)ctx->pending_frame_sizes[i];
+
+      for (j = 0; j <= mag; j++) {
+        *x++ = this_sz & 0xff;
+        this_sz >>= 8;
+      }
+    }
+    *x++ = marker;
+    ctx->pending_cx_data_sz += index_sz;
+#ifdef TEST_SUPPLEMENTAL_SUPERFRAME_DATA
+    index_sz += index_sz_test;
+#endif
+  }
+  return index_sz;
+}
+
+// vp9 uses 10,000,000 ticks/second as time stamp
+#define TICKS_PER_SEC 10000000LL
+
+static int64_t timebase_units_to_ticks(const vpx_rational_t *timebase,
+                                       int64_t n) {
+  return n * TICKS_PER_SEC * timebase->num / timebase->den;
+}
+
+static int64_t ticks_to_timebase_units(const vpx_rational_t *timebase,
+                                       int64_t n) {
+  const int64_t round = TICKS_PER_SEC * timebase->num / 2 - 1;
+  return (n * timebase->den + round) / timebase->num / TICKS_PER_SEC;
+}
+
+static vpx_codec_frame_flags_t get_frame_pkt_flags(const VP9_COMP *cpi,
+                                                   unsigned int lib_flags) {
+  vpx_codec_frame_flags_t flags = lib_flags << 16;
+
+  if (lib_flags & FRAMEFLAGS_KEY ||
+      (cpi->use_svc &&
+          cpi->svc.layer_context[cpi->svc.spatial_layer_id *
+              cpi->svc.number_temporal_layers +
+              cpi->svc.temporal_layer_id].is_key_frame)
+     )
+    flags |= VPX_FRAME_IS_KEY;
+
+  if (cpi->droppable)
+    flags |= VPX_FRAME_IS_DROPPABLE;
+
+  return flags;
+}
+
+static vpx_codec_err_t encoder_encode(vpx_codec_alg_priv_t  *ctx,
+                                      const vpx_image_t *img,
+                                      vpx_codec_pts_t pts,
+                                      unsigned long duration,
+                                      vpx_enc_frame_flags_t flags,
+                                      unsigned long deadline) {
+  vpx_codec_err_t res = VPX_CODEC_OK;
+  VP9_COMP *const cpi = ctx->cpi;
+  const vpx_rational_t *const timebase = &ctx->cfg.g_timebase;
+  size_t data_sz;
+
+  if (img != NULL) {
+    res = validate_img(ctx, img);
+    // TODO(jzern) the checks related to cpi's validity should be treated as a
+    // failure condition, encoder setup is done fully in init() currently.
+    if (res == VPX_CODEC_OK && cpi != NULL) {
+      // There's no codec control for multiple alt-refs so check the encoder
+      // instance for its status to determine the compressed data size.
+      data_sz = ctx->cfg.g_w * ctx->cfg.g_h * get_image_bps(img) / 8 *
+                (cpi->multi_arf_allowed ? 8 : 2);
+      if (data_sz < 4096)
+        data_sz = 4096;
+      if (ctx->cx_data == NULL || ctx->cx_data_sz < data_sz) {
+        ctx->cx_data_sz = data_sz;
+        free(ctx->cx_data);
+        ctx->cx_data = (unsigned char*)malloc(ctx->cx_data_sz);
+        if (ctx->cx_data == NULL) {
+          return VPX_CODEC_MEM_ERROR;
+        }
+      }
+    }
+  }
+
+  pick_quickcompress_mode(ctx, duration, deadline);
+  vpx_codec_pkt_list_init(&ctx->pkt_list);
+
+  // Handle Flags
+  if (((flags & VP8_EFLAG_NO_UPD_GF) && (flags & VP8_EFLAG_FORCE_GF)) ||
+       ((flags & VP8_EFLAG_NO_UPD_ARF) && (flags & VP8_EFLAG_FORCE_ARF))) {
+    ctx->base.err_detail = "Conflicting flags.";
+    return VPX_CODEC_INVALID_PARAM;
+  }
+
+  vp9_apply_encoding_flags(cpi, flags);
+
+  // Handle fixed keyframe intervals
+  if (ctx->cfg.kf_mode == VPX_KF_AUTO &&
+      ctx->cfg.kf_min_dist == ctx->cfg.kf_max_dist) {
+    if (++ctx->fixed_kf_cntr > ctx->cfg.kf_min_dist) {
+      flags |= VPX_EFLAG_FORCE_KF;
+      ctx->fixed_kf_cntr = 1;
+    }
+  }
+
+  // Initialize the encoder instance on the first frame.
+  if (res == VPX_CODEC_OK && cpi != NULL) {
+    unsigned int lib_flags = 0;
+    YV12_BUFFER_CONFIG sd;
+    int64_t dst_time_stamp = timebase_units_to_ticks(timebase, pts);
+    int64_t dst_end_time_stamp =
+        timebase_units_to_ticks(timebase, pts + duration);
+    size_t size, cx_data_sz;
+    unsigned char *cx_data;
+
+    // Set up internal flags
+    if (ctx->base.init_flags & VPX_CODEC_USE_PSNR)
+      cpi->b_calculate_psnr = 1;
+
+    if (img != NULL) {
+      res = image2yuvconfig(img, &sd);
+
+      if (sd.y_width != ctx->cfg.g_w || sd.y_height != ctx->cfg.g_h) {
+        /* from vpx_encoder.h for g_w/g_h:
+           "Note that the frames passed as input to the encoder must have this resolution"
+        */
+        ctx->base.err_detail = "Invalid input frame resolution";
+        res = VPX_CODEC_INVALID_PARAM;
+      } else {
+        // Store the original flags in to the frame buffer. Will extract the
+        // key frame flag when we actually encode this frame.
+        if (vp9_receive_raw_frame(cpi, flags | ctx->next_frame_flags,
+                                  &sd, dst_time_stamp, dst_end_time_stamp)) {
+          res = update_error_state(ctx, &cpi->common.error);
+        }
+      }
+      ctx->next_frame_flags = 0;
+    }
+
+    cx_data = ctx->cx_data;
+    cx_data_sz = ctx->cx_data_sz;
+
+    /* Any pending invisible frames? */
+    if (ctx->pending_cx_data) {
+      memmove(cx_data, ctx->pending_cx_data, ctx->pending_cx_data_sz);
+      ctx->pending_cx_data = cx_data;
+      cx_data += ctx->pending_cx_data_sz;
+      cx_data_sz -= ctx->pending_cx_data_sz;
+
+      /* TODO: this is a minimal check, the underlying codec doesn't respect
+       * the buffer size anyway.
+       */
+      if (cx_data_sz < ctx->cx_data_sz / 2) {
+        ctx->base.err_detail = "Compressed data buffer too small";
+        return VPX_CODEC_ERROR;
+      }
+    }
+
+    while (cx_data_sz >= ctx->cx_data_sz / 2 &&
+           -1 != vp9_get_compressed_data(cpi, &lib_flags, &size,
+                                         cx_data, &dst_time_stamp,
+                                         &dst_end_time_stamp, !img)) {
+      if (size) {
+        vpx_codec_cx_pkt_t pkt;
+
+#if CONFIG_SPATIAL_SVC
+        if (cpi->use_svc)
+          cpi->svc.layer_context[cpi->svc.spatial_layer_id *
+              cpi->svc.number_temporal_layers].layer_size += size;
+#endif
+
+        // Pack invisible frames with the next visible frame
+        if (!cpi->common.show_frame ||
+            (cpi->use_svc &&
+             cpi->svc.spatial_layer_id < cpi->svc.number_spatial_layers - 1)
+            ) {
+          if (ctx->pending_cx_data == 0)
+            ctx->pending_cx_data = cx_data;
+          ctx->pending_cx_data_sz += size;
+          ctx->pending_frame_sizes[ctx->pending_frame_count++] = size;
+          ctx->pending_frame_magnitude |= size;
+          cx_data += size;
+          cx_data_sz -= size;
+
+          if (ctx->output_cx_pkt_cb.output_cx_pkt) {
+            pkt.kind = VPX_CODEC_CX_FRAME_PKT;
+            pkt.data.frame.pts = ticks_to_timebase_units(timebase,
+                                                         dst_time_stamp);
+            pkt.data.frame.duration =
+               (unsigned long)ticks_to_timebase_units(timebase,
+                   dst_end_time_stamp - dst_time_stamp);
+            pkt.data.frame.flags = get_frame_pkt_flags(cpi, lib_flags);
+            pkt.data.frame.buf = ctx->pending_cx_data;
+            pkt.data.frame.sz  = size;
+            ctx->pending_cx_data = NULL;
+            ctx->pending_cx_data_sz = 0;
+            ctx->pending_frame_count = 0;
+            ctx->pending_frame_magnitude = 0;
+            ctx->output_cx_pkt_cb.output_cx_pkt(
+                &pkt, ctx->output_cx_pkt_cb.user_priv);
+          }
+          continue;
+        }
+
+        // Add the frame packet to the list of returned packets.
+        pkt.kind = VPX_CODEC_CX_FRAME_PKT;
+        pkt.data.frame.pts = ticks_to_timebase_units(timebase, dst_time_stamp);
+        pkt.data.frame.duration =
+           (unsigned long)ticks_to_timebase_units(timebase,
+               dst_end_time_stamp - dst_time_stamp);
+        pkt.data.frame.flags = get_frame_pkt_flags(cpi, lib_flags);
+
+        if (ctx->pending_cx_data) {
+          ctx->pending_frame_sizes[ctx->pending_frame_count++] = size;
+          ctx->pending_frame_magnitude |= size;
+          ctx->pending_cx_data_sz += size;
+          // write the superframe only for the case when
+          if (!ctx->output_cx_pkt_cb.output_cx_pkt)
+            size += write_superframe_index(ctx);
+          pkt.data.frame.buf = ctx->pending_cx_data;
+          pkt.data.frame.sz  = ctx->pending_cx_data_sz;
+          ctx->pending_cx_data = NULL;
+          ctx->pending_cx_data_sz = 0;
+          ctx->pending_frame_count = 0;
+          ctx->pending_frame_magnitude = 0;
+        } else {
+          pkt.data.frame.buf = cx_data;
+          pkt.data.frame.sz  = size;
+        }
+        pkt.data.frame.partition_id = -1;
+
+        if(ctx->output_cx_pkt_cb.output_cx_pkt)
+          ctx->output_cx_pkt_cb.output_cx_pkt(&pkt,
+                                              ctx->output_cx_pkt_cb.user_priv);
+        else
+          vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt);
+
+        cx_data += size;
+        cx_data_sz -= size;
+#if VPX_ENCODER_ABI_VERSION > (5 + VPX_CODEC_ABI_VERSION)
+#if CONFIG_SPATIAL_SVC
+        if (cpi->use_svc && !ctx->output_cx_pkt_cb.output_cx_pkt) {
+          vpx_codec_cx_pkt_t pkt_sizes, pkt_psnr;
+          int sl;
+          vp9_zero(pkt_sizes);
+          vp9_zero(pkt_psnr);
+          pkt_sizes.kind = VPX_CODEC_SPATIAL_SVC_LAYER_SIZES;
+          pkt_psnr.kind = VPX_CODEC_SPATIAL_SVC_LAYER_PSNR;
+          for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl) {
+            LAYER_CONTEXT *lc =
+                &cpi->svc.layer_context[sl * cpi->svc.number_temporal_layers];
+            pkt_sizes.data.layer_sizes[sl] = lc->layer_size;
+            pkt_psnr.data.layer_psnr[sl] = lc->psnr_pkt;
+            lc->layer_size = 0;
+          }
+
+          vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt_sizes);
+
+          vpx_codec_pkt_list_add(&ctx->pkt_list.head, &pkt_psnr);
+        }
+#endif
+#endif
+        if (is_one_pass_cbr_svc(cpi) &&
+            (cpi->svc.spatial_layer_id == cpi->svc.number_spatial_layers - 1)) {
+          // Encoded all spatial layers; exit loop.
+          break;
+        }
+      }
+    }
+  }
+
+  return res;
+}
+
+static const vpx_codec_cx_pkt_t *encoder_get_cxdata(vpx_codec_alg_priv_t *ctx,
+                                                    vpx_codec_iter_t *iter) {
+  return vpx_codec_pkt_list_get(&ctx->pkt_list.head, iter);
+}
+
+static vpx_codec_err_t ctrl_set_reference(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  vpx_ref_frame_t *const frame = va_arg(args, vpx_ref_frame_t *);
+
+  if (frame != NULL) {
+    YV12_BUFFER_CONFIG sd;
+
+    image2yuvconfig(&frame->img, &sd);
+    vp9_set_reference_enc(ctx->cpi, ref_frame_to_vp9_reframe(frame->frame_type),
+                          &sd);
+    return VPX_CODEC_OK;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+}
+
+static vpx_codec_err_t ctrl_copy_reference(vpx_codec_alg_priv_t *ctx,
+                                           va_list args) {
+  vpx_ref_frame_t *const frame = va_arg(args, vpx_ref_frame_t *);
+
+  if (frame != NULL) {
+    YV12_BUFFER_CONFIG sd;
+
+    image2yuvconfig(&frame->img, &sd);
+    vp9_copy_reference_enc(ctx->cpi,
+                           ref_frame_to_vp9_reframe(frame->frame_type), &sd);
+    return VPX_CODEC_OK;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+}
+
+static vpx_codec_err_t ctrl_get_reference(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  vp9_ref_frame_t *const frame = va_arg(args, vp9_ref_frame_t *);
+
+  if (frame != NULL) {
+    YV12_BUFFER_CONFIG *fb = get_ref_frame(&ctx->cpi->common, frame->idx);
+    if (fb == NULL) return VPX_CODEC_ERROR;
+
+    yuvconfig2image(&frame->img, fb, NULL);
+    return VPX_CODEC_OK;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+}
+
+static vpx_codec_err_t ctrl_set_previewpp(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+#if CONFIG_VP9_POSTPROC
+  vp8_postproc_cfg_t *config = va_arg(args, vp8_postproc_cfg_t *);
+  if (config != NULL) {
+    ctx->preview_ppcfg = *config;
+    return VPX_CODEC_OK;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+#else
+  (void)ctx;
+  (void)args;
+  return VPX_CODEC_INCAPABLE;
+#endif
+}
+
+
+static vpx_image_t *encoder_get_preview(vpx_codec_alg_priv_t *ctx) {
+  YV12_BUFFER_CONFIG sd;
+  vp9_ppflags_t flags;
+  vp9_zero(flags);
+
+  if (ctx->preview_ppcfg.post_proc_flag) {
+    flags.post_proc_flag   = ctx->preview_ppcfg.post_proc_flag;
+    flags.deblocking_level = ctx->preview_ppcfg.deblocking_level;
+    flags.noise_level      = ctx->preview_ppcfg.noise_level;
+  }
+
+  if (vp9_get_preview_raw_frame(ctx->cpi, &sd, &flags) == 0) {
+    yuvconfig2image(&ctx->preview_img, &sd, NULL);
+    return &ctx->preview_img;
+  } else {
+    return NULL;
+  }
+}
+
+static vpx_codec_err_t ctrl_update_entropy(vpx_codec_alg_priv_t *ctx,
+                                           va_list args) {
+  const int update = va_arg(args, int);
+
+  vp9_update_entropy(ctx->cpi, update);
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_update_reference(vpx_codec_alg_priv_t *ctx,
+                                             va_list args) {
+  const int ref_frame_flags = va_arg(args, int);
+
+  vp9_update_reference(ctx->cpi, ref_frame_flags);
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_use_reference(vpx_codec_alg_priv_t *ctx,
+                                          va_list args) {
+  const int reference_flag = va_arg(args, int);
+
+  vp9_use_as_reference(ctx->cpi, reference_flag);
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_set_roi_map(vpx_codec_alg_priv_t *ctx,
+                                        va_list args) {
+  (void)ctx;
+  (void)args;
+
+  // TODO(yaowu): Need to re-implement and test for VP9.
+  return VPX_CODEC_INVALID_PARAM;
+}
+
+
+static vpx_codec_err_t ctrl_set_active_map(vpx_codec_alg_priv_t *ctx,
+                                           va_list args) {
+  vpx_active_map_t *const map = va_arg(args, vpx_active_map_t *);
+
+  if (map) {
+    if (!vp9_set_active_map(ctx->cpi, map->active_map,
+                            (int)map->rows, (int)map->cols))
+      return VPX_CODEC_OK;
+    else
+      return VPX_CODEC_INVALID_PARAM;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+}
+
+static vpx_codec_err_t ctrl_get_active_map(vpx_codec_alg_priv_t *ctx,
+                                           va_list args) {
+  vpx_active_map_t *const map = va_arg(args, vpx_active_map_t *);
+
+  if (map) {
+    if (!vp9_get_active_map(ctx->cpi, map->active_map,
+                            (int)map->rows, (int)map->cols))
+      return VPX_CODEC_OK;
+    else
+      return VPX_CODEC_INVALID_PARAM;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+}
+
+static vpx_codec_err_t ctrl_set_scale_mode(vpx_codec_alg_priv_t *ctx,
+                                           va_list args) {
+  vpx_scaling_mode_t *const mode = va_arg(args, vpx_scaling_mode_t *);
+
+  if (mode) {
+    const int res = vp9_set_internal_size(ctx->cpi,
+                                          (VPX_SCALING)mode->h_scaling_mode,
+                                          (VPX_SCALING)mode->v_scaling_mode);
+    return (res == 0) ? VPX_CODEC_OK : VPX_CODEC_INVALID_PARAM;
+  } else {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+}
+
+static vpx_codec_err_t ctrl_set_svc(vpx_codec_alg_priv_t *ctx, va_list args) {
+  int data = va_arg(args, int);
+  const vpx_codec_enc_cfg_t *cfg = &ctx->cfg;
+  // Both one-pass and two-pass RC are supported now.
+  // User setting this has to make sure of the following.
+  // In two-pass setting: either (but not both)
+  //      cfg->ss_number_layers > 1, or cfg->ts_number_layers > 1
+  // In one-pass setting:
+  //      either or both cfg->ss_number_layers > 1, or cfg->ts_number_layers > 1
+
+  vp9_set_svc(ctx->cpi, data);
+
+  if (data == 1 &&
+      (cfg->g_pass == VPX_RC_FIRST_PASS ||
+       cfg->g_pass == VPX_RC_LAST_PASS) &&
+       cfg->ss_number_layers > 1 &&
+       cfg->ts_number_layers > 1) {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_set_svc_layer_id(vpx_codec_alg_priv_t *ctx,
+                                             va_list args) {
+  vpx_svc_layer_id_t *const data = va_arg(args, vpx_svc_layer_id_t *);
+  VP9_COMP *const cpi = (VP9_COMP *)ctx->cpi;
+  SVC *const svc = &cpi->svc;
+
+  svc->spatial_layer_id = data->spatial_layer_id;
+  svc->temporal_layer_id = data->temporal_layer_id;
+  // Checks on valid layer_id input.
+  if (svc->temporal_layer_id < 0 ||
+      svc->temporal_layer_id >= (int)ctx->cfg.ts_number_layers) {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+  if (svc->spatial_layer_id < 0 ||
+      svc->spatial_layer_id >= (int)ctx->cfg.ss_number_layers) {
+    return VPX_CODEC_INVALID_PARAM;
+  }
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_get_svc_layer_id(vpx_codec_alg_priv_t *ctx,
+                                             va_list args) {
+  vpx_svc_layer_id_t *data = va_arg(args, vpx_svc_layer_id_t *);
+  VP9_COMP *const cpi = (VP9_COMP *)ctx->cpi;
+  SVC *const svc = &cpi->svc;
+
+  data->spatial_layer_id = svc->spatial_layer_id;
+  data->temporal_layer_id = svc->temporal_layer_id;
+
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_set_svc_parameters(vpx_codec_alg_priv_t *ctx,
+                                               va_list args) {
+  VP9_COMP *const cpi = ctx->cpi;
+  vpx_svc_extra_cfg_t *const params = va_arg(args, vpx_svc_extra_cfg_t *);
+  int sl, tl;
+
+  // Number of temporal layers and number of spatial layers have to be set
+  // properly before calling this control function.
+  for (sl = 0; sl < cpi->svc.number_spatial_layers; ++sl) {
+    for (tl = 0; tl < cpi->svc.number_temporal_layers; ++tl) {
+      const int layer =
+          LAYER_IDS_TO_IDX(sl, tl, cpi->svc.number_temporal_layers);
+      LAYER_CONTEXT *lc =
+          &cpi->svc.layer_context[layer];
+      lc->max_q = params->max_quantizers[sl];
+      lc->min_q = params->min_quantizers[sl];
+      lc->scaling_factor_num = params->scaling_factor_num[sl];
+      lc->scaling_factor_den = params->scaling_factor_den[sl];
+    }
+  }
+
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_register_cx_callback(vpx_codec_alg_priv_t *ctx,
+                                                 va_list args) {
+  vpx_codec_priv_output_cx_pkt_cb_pair_t *cbp =
+      (vpx_codec_priv_output_cx_pkt_cb_pair_t *)va_arg(args, void *);
+  ctx->output_cx_pkt_cb.output_cx_pkt = cbp->output_cx_pkt;
+  ctx->output_cx_pkt_cb.user_priv = cbp->user_priv;
+
+  return VPX_CODEC_OK;
+}
+
+static vpx_codec_err_t ctrl_set_tune_content(vpx_codec_alg_priv_t *ctx,
+                                             va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.content = CAST(VP9E_SET_TUNE_CONTENT, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_err_t ctrl_set_color_space(vpx_codec_alg_priv_t *ctx,
+                                            va_list args) {
+  struct vp9_extracfg extra_cfg = ctx->extra_cfg;
+  extra_cfg.color_space = CAST(VP9E_SET_COLOR_SPACE, args);
+  return update_extra_cfg(ctx, &extra_cfg);
+}
+
+static vpx_codec_ctrl_fn_map_t encoder_ctrl_maps[] = {
+  {VP8_COPY_REFERENCE,                ctrl_copy_reference},
+  {VP8E_UPD_ENTROPY,                  ctrl_update_entropy},
+  {VP8E_UPD_REFERENCE,                ctrl_update_reference},
+  {VP8E_USE_REFERENCE,                ctrl_use_reference},
+
+  // Setters
+  {VP8_SET_REFERENCE,                 ctrl_set_reference},
+  {VP8_SET_POSTPROC,                  ctrl_set_previewpp},
+  {VP8E_SET_ROI_MAP,                  ctrl_set_roi_map},
+  {VP8E_SET_ACTIVEMAP,                ctrl_set_active_map},
+  {VP8E_SET_SCALEMODE,                ctrl_set_scale_mode},
+  {VP8E_SET_CPUUSED,                  ctrl_set_cpuused},
+  {VP8E_SET_ENABLEAUTOALTREF,         ctrl_set_enable_auto_alt_ref},
+  {VP8E_SET_SHARPNESS,                ctrl_set_sharpness},
+  {VP8E_SET_STATIC_THRESHOLD,         ctrl_set_static_thresh},
+  {VP9E_SET_TILE_COLUMNS,             ctrl_set_tile_columns},
+  {VP9E_SET_TILE_ROWS,                ctrl_set_tile_rows},
+  {VP8E_SET_ARNR_MAXFRAMES,           ctrl_set_arnr_max_frames},
+  {VP8E_SET_ARNR_STRENGTH,            ctrl_set_arnr_strength},
+  {VP8E_SET_ARNR_TYPE,                ctrl_set_arnr_type},
+  {VP8E_SET_TUNING,                   ctrl_set_tuning},
+  {VP8E_SET_CQ_LEVEL,                 ctrl_set_cq_level},
+  {VP8E_SET_MAX_INTRA_BITRATE_PCT,    ctrl_set_rc_max_intra_bitrate_pct},
+  {VP9E_SET_MAX_INTER_BITRATE_PCT,    ctrl_set_rc_max_inter_bitrate_pct},
+  {VP9E_SET_GF_CBR_BOOST_PCT,         ctrl_set_rc_gf_cbr_boost_pct},
+  {VP9E_SET_LOSSLESS,                 ctrl_set_lossless},
+  {VP9E_SET_FRAME_PARALLEL_DECODING,  ctrl_set_frame_parallel_decoding_mode},
+  {VP9E_SET_AQ_MODE,                  ctrl_set_aq_mode},
+  {VP9E_SET_FRAME_PERIODIC_BOOST,     ctrl_set_frame_periodic_boost},
+  {VP9E_SET_SVC,                      ctrl_set_svc},
+  {VP9E_SET_SVC_PARAMETERS,           ctrl_set_svc_parameters},
+  {VP9E_REGISTER_CX_CALLBACK,         ctrl_register_cx_callback},
+  {VP9E_SET_SVC_LAYER_ID,             ctrl_set_svc_layer_id},
+  {VP9E_SET_TUNE_CONTENT,             ctrl_set_tune_content},
+  {VP9E_SET_COLOR_SPACE,              ctrl_set_color_space},
+  {VP9E_SET_NOISE_SENSITIVITY,        ctrl_set_noise_sensitivity},
+
+  // Getters
+  {VP8E_GET_LAST_QUANTIZER,           ctrl_get_quantizer},
+  {VP8E_GET_LAST_QUANTIZER_64,        ctrl_get_quantizer64},
+  {VP9_GET_REFERENCE,                 ctrl_get_reference},
+  {VP9E_GET_SVC_LAYER_ID,             ctrl_get_svc_layer_id},
+  {VP9E_GET_ACTIVEMAP,                ctrl_get_active_map},
+
+  { -1, NULL},
+};
+
+static vpx_codec_enc_cfg_map_t encoder_usage_cfg_map[] = {
+  {
+    0,
+    {  // NOLINT
+      0,                  // g_usage
+      8,                  // g_threads
+      0,                  // g_profile
+
+      320,                // g_width
+      240,                // g_height
+      VPX_BITS_8,         // g_bit_depth
+      8,                  // g_input_bit_depth
+
+      {1, 30},            // g_timebase
+
+      0,                  // g_error_resilient
+
+      VPX_RC_ONE_PASS,    // g_pass
+
+      25,                 // g_lag_in_frames
+
+      0,                  // rc_dropframe_thresh
+      0,                  // rc_resize_allowed
+      0,                  // rc_scaled_width
+      0,                  // rc_scaled_height
+      60,                 // rc_resize_down_thresold
+      30,                 // rc_resize_up_thresold
+
+      VPX_VBR,            // rc_end_usage
+      {NULL, 0},          // rc_twopass_stats_in
+      {NULL, 0},          // rc_firstpass_mb_stats_in
+      256,                // rc_target_bandwidth
+      0,                  // rc_min_quantizer
+      63,                 // rc_max_quantizer
+      25,                 // rc_undershoot_pct
+      25,                 // rc_overshoot_pct
+
+      6000,               // rc_max_buffer_size
+      4000,               // rc_buffer_initial_size
+      5000,               // rc_buffer_optimal_size
+
+      50,                 // rc_two_pass_vbrbias
+      0,                  // rc_two_pass_vbrmin_section
+      2000,               // rc_two_pass_vbrmax_section
+
+      // keyframing settings (kf)
+      VPX_KF_AUTO,        // g_kfmode
+      0,                  // kf_min_dist
+      9999,               // kf_max_dist
+
+      VPX_SS_DEFAULT_LAYERS,  // ss_number_layers
+      {0},
+      {0},                    // ss_target_bitrate
+      1,                      // ts_number_layers
+      {0},                    // ts_target_bitrate
+      {0},                    // ts_rate_decimator
+      0,                      // ts_periodicity
+      {0},                    // ts_layer_id
+      {0},                  // layer_taget_bitrate
+      0                     // temporal_layering_mode
+    }
+  },
+};
+
+#ifndef VERSION_STRING
+#define VERSION_STRING
+#endif
+CODEC_INTERFACE(vpx_codec_vp9_cx) = {
+  "WebM Project VP9 Encoder" VERSION_STRING,
+  VPX_CODEC_INTERNAL_ABI_VERSION,
+#if CONFIG_VP9_HIGHBITDEPTH
+  VPX_CODEC_CAP_HIGHBITDEPTH |
+#endif
+  VPX_CODEC_CAP_ENCODER | VPX_CODEC_CAP_PSNR,  // vpx_codec_caps_t
+  encoder_init,       // vpx_codec_init_fn_t
+  encoder_destroy,    // vpx_codec_destroy_fn_t
+  encoder_ctrl_maps,  // vpx_codec_ctrl_fn_map_t
+  {  // NOLINT
+    NULL,  // vpx_codec_peek_si_fn_t
+    NULL,  // vpx_codec_get_si_fn_t
+    NULL,  // vpx_codec_decode_fn_t
+    NULL,  // vpx_codec_frame_get_fn_t
+    NULL   // vpx_codec_set_fb_fn_t
+  },
+  {  // NOLINT
+    1,                      // 1 cfg map
+    encoder_usage_cfg_map,  // vpx_codec_enc_cfg_map_t
+    encoder_encode,         // vpx_codec_encode_fn_t
+    encoder_get_cxdata,     // vpx_codec_get_cx_data_fn_t
+    encoder_set_config,     // vpx_codec_enc_config_set_fn_t
+    NULL,        // vpx_codec_get_global_headers_fn_t
+    encoder_get_preview,    // vpx_codec_get_preview_frame_fn_t
+    NULL         // vpx_codec_enc_mr_get_mem_loc_fn_t
+  }
+};