Update aom to v1.0.0

Update aom to commit id d14c5bb4f336ef1842046089849dee4a301fbbf0.

3 files changed, 3513 insertions, 0 deletions

diff --git a/third_party/aom/apps/aomdec.c b/third_party/aom/apps/aomdec.c
new file mode 100644
index 000000000..6c4d724a4
--- /dev/null
+++ b/third_party/aom/apps/aomdec.c
@@ -0,0 +1,1089 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include <assert.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <stdarg.h>
+#include <string.h>
+#include <limits.h>
+
+#include "config/aom_config.h"
+
+#if CONFIG_OS_SUPPORT
+#if HAVE_UNISTD_H
+#include <unistd.h>  // NOLINT
+#elif !defined(STDOUT_FILENO)
+#define STDOUT_FILENO 1
+#endif
+#endif
+
+#include "aom/aom_decoder.h"
+#include "aom/aomdx.h"
+#include "aom_ports/aom_timer.h"
+#include "aom_ports/mem_ops.h"
+#include "common/args.h"
+#include "common/ivfdec.h"
+#include "common/md5_utils.h"
+#include "common/obudec.h"
+#include "common/tools_common.h"
+
+#if CONFIG_WEBM_IO
+#include "common/webmdec.h"
+#endif
+
+#include "common/y4menc.h"
+
+#if CONFIG_LIBYUV
+#include "third_party/libyuv/include/libyuv/scale.h"
+#endif
+
+static const char *exec_name;
+
+struct AvxDecInputContext {
+  struct AvxInputContext *aom_input_ctx;
+  struct ObuDecInputContext *obu_ctx;
+  struct WebmInputContext *webm_ctx;
+};
+
+static const arg_def_t help =
+    ARG_DEF(NULL, "help", 0, "Show usage options and exit");
+static const arg_def_t looparg =
+    ARG_DEF(NULL, "loops", 1, "Number of times to decode the file");
+static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, "Codec to use");
+static const arg_def_t use_yv12 =
+    ARG_DEF(NULL, "yv12", 0, "Output raw YV12 frames");
+static const arg_def_t use_i420 =
+    ARG_DEF(NULL, "i420", 0, "Output raw I420 frames");
+static const arg_def_t flipuvarg =
+    ARG_DEF(NULL, "flipuv", 0, "Flip the chroma planes in the output");
+static const arg_def_t rawvideo =
+    ARG_DEF(NULL, "rawvideo", 0, "Output raw YUV frames");
+static const arg_def_t noblitarg =
+    ARG_DEF(NULL, "noblit", 0, "Don't process the decoded frames");
+static const arg_def_t progressarg =
+    ARG_DEF(NULL, "progress", 0, "Show progress after each frame decodes");
+static const arg_def_t limitarg =
+    ARG_DEF(NULL, "limit", 1, "Stop decoding after n frames");
+static const arg_def_t skiparg =
+    ARG_DEF(NULL, "skip", 1, "Skip the first n input frames");
+static const arg_def_t postprocarg =
+    ARG_DEF(NULL, "postproc", 0, "Postprocess decoded frames");
+static const arg_def_t summaryarg =
+    ARG_DEF(NULL, "summary", 0, "Show timing summary");
+static const arg_def_t outputfile =
+    ARG_DEF("o", "output", 1, "Output file name pattern (see below)");
+static const arg_def_t threadsarg =
+    ARG_DEF("t", "threads", 1, "Max threads to use");
+static const arg_def_t verbosearg =
+    ARG_DEF("v", "verbose", 0, "Show version string");
+static const arg_def_t scalearg =
+    ARG_DEF("S", "scale", 0, "Scale output frames uniformly");
+static const arg_def_t continuearg =
+    ARG_DEF("k", "keep-going", 0, "(debug) Continue decoding after error");
+static const arg_def_t fb_arg =
+    ARG_DEF(NULL, "frame-buffers", 1, "Number of frame buffers to use");
+static const arg_def_t md5arg =
+    ARG_DEF(NULL, "md5", 0, "Compute the MD5 sum of the decoded frame");
+static const arg_def_t framestatsarg =
+    ARG_DEF(NULL, "framestats", 1, "Output per-frame stats (.csv format)");
+static const arg_def_t outbitdeptharg =
+    ARG_DEF(NULL, "output-bit-depth", 1, "Output bit-depth for decoded frames");
+static const arg_def_t tilem = ARG_DEF(NULL, "tile-mode", 1,
+                                       "Tile coding mode "
+                                       "(0 for normal tile coding mode)");
+static const arg_def_t tiler = ARG_DEF(NULL, "tile-row", 1,
+                                       "Row index of tile to decode "
+                                       "(-1 for all rows)");
+static const arg_def_t tilec = ARG_DEF(NULL, "tile-column", 1,
+                                       "Column index of tile to decode "
+                                       "(-1 for all columns)");
+static const arg_def_t isannexb =
+    ARG_DEF(NULL, "annexb", 0, "Bitstream is in Annex-B format");
+static const arg_def_t oppointarg = ARG_DEF(
+    NULL, "oppoint", 1, "Select an operating point of a scalable bitstream");
+static const arg_def_t outallarg = ARG_DEF(
+    NULL, "all-layers", 0, "Output all decoded frames of a scalable bitstream");
+
+static const arg_def_t *all_args[] = {
+  &help,           &codecarg,   &use_yv12,    &use_i420,      &flipuvarg,
+  &rawvideo,       &noblitarg,  &progressarg, &limitarg,      &skiparg,
+  &postprocarg,    &summaryarg, &outputfile,  &threadsarg,    &verbosearg,
+  &scalearg,       &fb_arg,     &md5arg,      &framestatsarg, &continuearg,
+  &outbitdeptharg, &tilem,      &tiler,       &tilec,         &isannexb,
+  &oppointarg,     &outallarg,  NULL
+};
+
+#if CONFIG_LIBYUV
+static INLINE int libyuv_scale(aom_image_t *src, aom_image_t *dst,
+                               FilterModeEnum mode) {
+  if (src->fmt == AOM_IMG_FMT_I42016) {
+    assert(dst->fmt == AOM_IMG_FMT_I42016);
+    return I420Scale_16(
+        (uint16_t *)src->planes[AOM_PLANE_Y], src->stride[AOM_PLANE_Y] / 2,
+        (uint16_t *)src->planes[AOM_PLANE_U], src->stride[AOM_PLANE_U] / 2,
+        (uint16_t *)src->planes[AOM_PLANE_V], src->stride[AOM_PLANE_V] / 2,
+        src->d_w, src->d_h, (uint16_t *)dst->planes[AOM_PLANE_Y],
+        dst->stride[AOM_PLANE_Y] / 2, (uint16_t *)dst->planes[AOM_PLANE_U],
+        dst->stride[AOM_PLANE_U] / 2, (uint16_t *)dst->planes[AOM_PLANE_V],
+        dst->stride[AOM_PLANE_V] / 2, dst->d_w, dst->d_h, mode);
+  }
+  assert(src->fmt == AOM_IMG_FMT_I420);
+  assert(dst->fmt == AOM_IMG_FMT_I420);
+  return I420Scale(src->planes[AOM_PLANE_Y], src->stride[AOM_PLANE_Y],
+                   src->planes[AOM_PLANE_U], src->stride[AOM_PLANE_U],
+                   src->planes[AOM_PLANE_V], src->stride[AOM_PLANE_V], src->d_w,
+                   src->d_h, dst->planes[AOM_PLANE_Y], dst->stride[AOM_PLANE_Y],
+                   dst->planes[AOM_PLANE_U], dst->stride[AOM_PLANE_U],
+                   dst->planes[AOM_PLANE_V], dst->stride[AOM_PLANE_V], dst->d_w,
+                   dst->d_h, mode);
+}
+#endif
+
+void show_help(FILE *fout, int shorthelp) {
+  fprintf(fout, "Usage: %s <options> filename\n\n", exec_name);
+
+  if (shorthelp) {
+    fprintf(fout, "Use --help to see the full list of options.\n");
+    return;
+  }
+
+  fprintf(fout, "Options:\n");
+  arg_show_usage(fout, all_args);
+  fprintf(fout,
+          "\nOutput File Patterns:\n\n"
+          "  The -o argument specifies the name of the file(s) to "
+          "write to. If the\n  argument does not include any escape "
+          "characters, the output will be\n  written to a single file. "
+          "Otherwise, the filename will be calculated by\n  expanding "
+          "the following escape characters:\n");
+  fprintf(fout,
+          "\n\t%%w   - Frame width"
+          "\n\t%%h   - Frame height"
+          "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"
+          "\n\n  Pattern arguments are only supported in conjunction "
+          "with the --yv12 and\n  --i420 options. If the -o option is "
+          "not specified, the output will be\n  directed to stdout.\n");
+  fprintf(fout, "\nIncluded decoders:\n\n");
+
+  for (int i = 0; i < get_aom_decoder_count(); ++i) {
+    const AvxInterface *const decoder = get_aom_decoder_by_index(i);
+    fprintf(fout, "    %-6s - %s\n", decoder->name,
+            aom_codec_iface_name(decoder->codec_interface()));
+  }
+}
+
+void usage_exit(void) {
+  show_help(stderr, 1);
+  exit(EXIT_FAILURE);
+}
+
+static int raw_read_frame(FILE *infile, uint8_t **buffer, size_t *bytes_read,
+                          size_t *buffer_size) {
+  char raw_hdr[RAW_FRAME_HDR_SZ];
+  size_t frame_size = 0;
+
+  if (fread(raw_hdr, RAW_FRAME_HDR_SZ, 1, infile) != 1) {
+    if (!feof(infile)) warn("Failed to read RAW frame size\n");
+  } else {
+    const size_t kCorruptFrameThreshold = 256 * 1024 * 1024;
+    const size_t kFrameTooSmallThreshold = 256 * 1024;
+    frame_size = mem_get_le32(raw_hdr);
+
+    if (frame_size > kCorruptFrameThreshold) {
+      warn("Read invalid frame size (%u)\n", (unsigned int)frame_size);
+      frame_size = 0;
+    }
+
+    if (frame_size < kFrameTooSmallThreshold) {
+      warn("Warning: Read invalid frame size (%u) - not a raw file?\n",
+           (unsigned int)frame_size);
+    }
+
+    if (frame_size > *buffer_size) {
+      uint8_t *new_buf = realloc(*buffer, 2 * frame_size);
+      if (new_buf) {
+        *buffer = new_buf;
+        *buffer_size = 2 * frame_size;
+      } else {
+        warn("Failed to allocate compressed data buffer\n");
+        frame_size = 0;
+      }
+    }
+  }
+
+  if (!feof(infile)) {
+    if (fread(*buffer, 1, frame_size, infile) != frame_size) {
+      warn("Failed to read full frame\n");
+      return 1;
+    }
+    *bytes_read = frame_size;
+  }
+
+  return 0;
+}
+
+static int read_frame(struct AvxDecInputContext *input, uint8_t **buf,
+                      size_t *bytes_in_buffer, size_t *buffer_size) {
+  switch (input->aom_input_ctx->file_type) {
+#if CONFIG_WEBM_IO
+    case FILE_TYPE_WEBM:
+      return webm_read_frame(input->webm_ctx, buf, bytes_in_buffer,
+                             buffer_size);
+#endif
+    case FILE_TYPE_RAW:
+      return raw_read_frame(input->aom_input_ctx->file, buf, bytes_in_buffer,
+                            buffer_size);
+    case FILE_TYPE_IVF:
+      return ivf_read_frame(input->aom_input_ctx->file, buf, bytes_in_buffer,
+                            buffer_size, NULL);
+    case FILE_TYPE_OBU:
+      return obudec_read_temporal_unit(input->obu_ctx, buf, bytes_in_buffer,
+                                       buffer_size);
+    default: return 1;
+  }
+}
+
+static void update_image_md5(const aom_image_t *img, const int planes[3],
+                             MD5Context *md5) {
+  int i, y;
+
+  for (i = 0; i < 3; ++i) {
+    const int plane = planes[i];
+    const unsigned char *buf = img->planes[plane];
+    const int stride = img->stride[plane];
+    const int w = aom_img_plane_width(img, plane) *
+                  ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) ? 2 : 1);
+    const int h = aom_img_plane_height(img, plane);
+
+    for (y = 0; y < h; ++y) {
+      MD5Update(md5, buf, w);
+      buf += stride;
+    }
+  }
+}
+
+static void write_image_file(const aom_image_t *img, const int *planes,
+                             const int num_planes, FILE *file) {
+  int i, y;
+  const int bytes_per_sample = ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) ? 2 : 1);
+
+  for (i = 0; i < num_planes; ++i) {
+    const int plane = planes[i];
+    const unsigned char *buf = img->planes[plane];
+    const int stride = img->stride[plane];
+    const int w = aom_img_plane_width(img, plane);
+    const int h = aom_img_plane_height(img, plane);
+
+    for (y = 0; y < h; ++y) {
+      fwrite(buf, bytes_per_sample, w, file);
+      buf += stride;
+    }
+  }
+}
+
+static int file_is_raw(struct AvxInputContext *input) {
+  uint8_t buf[32];
+  int is_raw = 0;
+  aom_codec_stream_info_t si;
+  memset(&si, 0, sizeof(si));
+
+  if (fread(buf, 1, 32, input->file) == 32) {
+    int i;
+
+    if (mem_get_le32(buf) < 256 * 1024 * 1024) {
+      for (i = 0; i < get_aom_decoder_count(); ++i) {
+        const AvxInterface *const decoder = get_aom_decoder_by_index(i);
+        if (!aom_codec_peek_stream_info(decoder->codec_interface(), buf + 4,
+                                        32 - 4, &si)) {
+          is_raw = 1;
+          input->fourcc = decoder->fourcc;
+          input->width = si.w;
+          input->height = si.h;
+          input->framerate.numerator = 30;
+          input->framerate.denominator = 1;
+          break;
+        }
+      }
+    }
+  }
+
+  rewind(input->file);
+  return is_raw;
+}
+
+static void show_progress(int frame_in, int frame_out, uint64_t dx_time) {
+  fprintf(stderr,
+          "%d decoded frames/%d showed frames in %" PRId64 " us (%.2f fps)\r",
+          frame_in, frame_out, dx_time,
+          (double)frame_out * 1000000.0 / (double)dx_time);
+}
+
+struct ExternalFrameBuffer {
+  uint8_t *data;
+  size_t size;
+  int in_use;
+};
+
+struct ExternalFrameBufferList {
+  int num_external_frame_buffers;
+  struct ExternalFrameBuffer *ext_fb;
+};
+
+// Callback used by libaom to request an external frame buffer. |cb_priv|
+// Application private data passed into the set function. |min_size| is the
+// minimum size in bytes needed to decode the next frame. |fb| pointer to the
+// frame buffer.
+static int get_av1_frame_buffer(void *cb_priv, size_t min_size,
+                                aom_codec_frame_buffer_t *fb) {
+  int i;
+  struct ExternalFrameBufferList *const ext_fb_list =
+      (struct ExternalFrameBufferList *)cb_priv;
+  if (ext_fb_list == NULL) return -1;
+
+  // Find a free frame buffer.
+  for (i = 0; i < ext_fb_list->num_external_frame_buffers; ++i) {
+    if (!ext_fb_list->ext_fb[i].in_use) break;
+  }
+
+  if (i == ext_fb_list->num_external_frame_buffers) return -1;
+
+  if (ext_fb_list->ext_fb[i].size < min_size) {
+    free(ext_fb_list->ext_fb[i].data);
+    ext_fb_list->ext_fb[i].data = (uint8_t *)calloc(min_size, sizeof(uint8_t));
+    if (!ext_fb_list->ext_fb[i].data) return -1;
+
+    ext_fb_list->ext_fb[i].size = min_size;
+  }
+
+  fb->data = ext_fb_list->ext_fb[i].data;
+  fb->size = ext_fb_list->ext_fb[i].size;
+  ext_fb_list->ext_fb[i].in_use = 1;
+
+  // Set the frame buffer's private data to point at the external frame buffer.
+  fb->priv = &ext_fb_list->ext_fb[i];
+  return 0;
+}
+
+// Callback used by libaom when there are no references to the frame buffer.
+// |cb_priv| user private data passed into the set function. |fb| pointer
+// to the frame buffer.
+static int release_av1_frame_buffer(void *cb_priv,
+                                    aom_codec_frame_buffer_t *fb) {
+  struct ExternalFrameBuffer *const ext_fb =
+      (struct ExternalFrameBuffer *)fb->priv;
+  (void)cb_priv;
+  ext_fb->in_use = 0;
+  return 0;
+}
+
+static void generate_filename(const char *pattern, char *out, size_t q_len,
+                              unsigned int d_w, unsigned int d_h,
+                              unsigned int frame_in) {
+  const char *p = pattern;
+  char *q = out;
+
+  do {
+    char *next_pat = strchr(p, '%');
+
+    if (p == next_pat) {
+      size_t pat_len;
+
+      /* parse the pattern */
+      q[q_len - 1] = '\0';
+      switch (p[1]) {
+        case 'w': snprintf(q, q_len - 1, "%d", d_w); break;
+        case 'h': snprintf(q, q_len - 1, "%d", d_h); break;
+        case '1': snprintf(q, q_len - 1, "%d", frame_in); break;
+        case '2': snprintf(q, q_len - 1, "%02d", frame_in); break;
+        case '3': snprintf(q, q_len - 1, "%03d", frame_in); break;
+        case '4': snprintf(q, q_len - 1, "%04d", frame_in); break;
+        case '5': snprintf(q, q_len - 1, "%05d", frame_in); break;
+        case '6': snprintf(q, q_len - 1, "%06d", frame_in); break;
+        case '7': snprintf(q, q_len - 1, "%07d", frame_in); break;
+        case '8': snprintf(q, q_len - 1, "%08d", frame_in); break;
+        case '9': snprintf(q, q_len - 1, "%09d", frame_in); break;
+        default: die("Unrecognized pattern %%%c\n", p[1]); break;
+      }
+
+      pat_len = strlen(q);
+      if (pat_len >= q_len - 1) die("Output filename too long.\n");
+      q += pat_len;
+      p += 2;
+      q_len -= pat_len;
+    } else {
+      size_t copy_len;
+
+      /* copy the next segment */
+      if (!next_pat)
+        copy_len = strlen(p);
+      else
+        copy_len = next_pat - p;
+
+      if (copy_len >= q_len - 1) die("Output filename too long.\n");
+
+      memcpy(q, p, copy_len);
+      q[copy_len] = '\0';
+      q += copy_len;
+      p += copy_len;
+      q_len -= copy_len;
+    }
+  } while (*p);
+}
+
+static int is_single_file(const char *outfile_pattern) {
+  const char *p = outfile_pattern;
+
+  do {
+    p = strchr(p, '%');
+    if (p && p[1] >= '1' && p[1] <= '9')
+      return 0;  // pattern contains sequence number, so it's not unique
+    if (p) p++;
+  } while (p);
+
+  return 1;
+}
+
+static void print_md5(unsigned char digest[16], const char *filename) {
+  int i;
+
+  for (i = 0; i < 16; ++i) printf("%02x", digest[i]);
+  printf("  %s\n", filename);
+}
+
+static FILE *open_outfile(const char *name) {
+  if (strcmp("-", name) == 0) {
+    set_binary_mode(stdout);
+    return stdout;
+  } else {
+    FILE *file = fopen(name, "wb");
+    if (!file) fatal("Failed to open output file '%s'", name);
+    return file;
+  }
+}
+
+static int img_shifted_realloc_required(const aom_image_t *img,
+                                        const aom_image_t *shifted,
+                                        aom_img_fmt_t required_fmt) {
+  return img->d_w != shifted->d_w || img->d_h != shifted->d_h ||
+         required_fmt != shifted->fmt;
+}
+
+static int main_loop(int argc, const char **argv_) {
+  aom_codec_ctx_t decoder;
+  char *fn = NULL;
+  int i;
+  int ret = EXIT_FAILURE;
+  uint8_t *buf = NULL;
+  size_t bytes_in_buffer = 0, buffer_size = 0;
+  FILE *infile;
+  int frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0;
+  int do_md5 = 0, progress = 0;
+  int stop_after = 0, postproc = 0, summary = 0, quiet = 1;
+  int arg_skip = 0;
+  int keep_going = 0;
+  const AvxInterface *interface = NULL;
+  const AvxInterface *fourcc_interface = NULL;
+  uint64_t dx_time = 0;
+  struct arg arg;
+  char **argv, **argi, **argj;
+
+  int single_file;
+  int use_y4m = 1;
+  int opt_yv12 = 0;
+  int opt_i420 = 0;
+  int opt_raw = 0;
+  aom_codec_dec_cfg_t cfg = { 0, 0, 0, CONFIG_LOWBITDEPTH, { 1 } };
+  unsigned int output_bit_depth = 0;
+  unsigned int tile_mode = 0;
+  unsigned int is_annexb = 0;
+  int tile_row = -1;
+  int tile_col = -1;
+  int frames_corrupted = 0;
+  int dec_flags = 0;
+  int do_scale = 0;
+  int operating_point = 0;
+  int output_all_layers = 0;
+  aom_image_t *scaled_img = NULL;
+  aom_image_t *img_shifted = NULL;
+  int frame_avail, got_data, flush_decoder = 0;
+  int num_external_frame_buffers = 0;
+  struct ExternalFrameBufferList ext_fb_list = { 0, NULL };
+
+  const char *outfile_pattern = NULL;
+  char outfile_name[PATH_MAX] = { 0 };
+  FILE *outfile = NULL;
+
+  FILE *framestats_file = NULL;
+
+  MD5Context md5_ctx;
+  unsigned char md5_digest[16];
+
+  struct AvxDecInputContext input = { NULL, NULL, NULL };
+  struct AvxInputContext aom_input_ctx;
+  memset(&aom_input_ctx, 0, sizeof(aom_input_ctx));
+#if CONFIG_WEBM_IO
+  struct WebmInputContext webm_ctx;
+  memset(&webm_ctx, 0, sizeof(webm_ctx));
+  input.webm_ctx = &webm_ctx;
+#endif
+  struct ObuDecInputContext obu_ctx = { NULL, NULL, 0, 0, 0 };
+
+  obu_ctx.avx_ctx = &aom_input_ctx;
+  input.obu_ctx = &obu_ctx;
+  input.aom_input_ctx = &aom_input_ctx;
+
+  /* Parse command line */
+  exec_name = argv_[0];
+  argv = argv_dup(argc - 1, argv_ + 1);
+
+  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
+    memset(&arg, 0, sizeof(arg));
+    arg.argv_step = 1;
+
+    if (arg_match(&arg, &help, argi)) {
+      show_help(stdout, 0);
+      exit(EXIT_SUCCESS);
+    } else if (arg_match(&arg, &codecarg, argi)) {
+      interface = get_aom_decoder_by_name(arg.val);
+      if (!interface)
+        die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
+    } else if (arg_match(&arg, &looparg, argi)) {
+      // no-op
+    } else if (arg_match(&arg, &outputfile, argi)) {
+      outfile_pattern = arg.val;
+    } else if (arg_match(&arg, &use_yv12, argi)) {
+      use_y4m = 0;
+      flipuv = 1;
+      opt_yv12 = 1;
+      opt_i420 = 0;
+      opt_raw = 0;
+    } else if (arg_match(&arg, &use_i420, argi)) {
+      use_y4m = 0;
+      flipuv = 0;
+      opt_yv12 = 0;
+      opt_i420 = 1;
+      opt_raw = 0;
+    } else if (arg_match(&arg, &rawvideo, argi)) {
+      use_y4m = 0;
+      opt_yv12 = 0;
+      opt_i420 = 0;
+      opt_raw = 1;
+    } else if (arg_match(&arg, &flipuvarg, argi)) {
+      flipuv = 1;
+    } else if (arg_match(&arg, &noblitarg, argi)) {
+      noblit = 1;
+    } else if (arg_match(&arg, &progressarg, argi)) {
+      progress = 1;
+    } else if (arg_match(&arg, &limitarg, argi)) {
+      stop_after = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &skiparg, argi)) {
+      arg_skip = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &postprocarg, argi)) {
+      postproc = 1;
+    } else if (arg_match(&arg, &md5arg, argi)) {
+      do_md5 = 1;
+    } else if (arg_match(&arg, &framestatsarg, argi)) {
+      framestats_file = fopen(arg.val, "w");
+      if (!framestats_file) {
+        die("Error: Could not open --framestats file (%s) for writing.\n",
+            arg.val);
+      }
+    } else if (arg_match(&arg, &summaryarg, argi)) {
+      summary = 1;
+    } else if (arg_match(&arg, &threadsarg, argi)) {
+      cfg.threads = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &verbosearg, argi)) {
+      quiet = 0;
+    } else if (arg_match(&arg, &scalearg, argi)) {
+      do_scale = 1;
+    } else if (arg_match(&arg, &fb_arg, argi)) {
+      num_external_frame_buffers = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &continuearg, argi)) {
+      keep_going = 1;
+    } else if (arg_match(&arg, &outbitdeptharg, argi)) {
+      output_bit_depth = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &tilem, argi)) {
+      tile_mode = arg_parse_int(&arg);
+    } else if (arg_match(&arg, &isannexb, argi)) {
+      is_annexb = 1;
+      input.obu_ctx->is_annexb = 1;
+    } else if (arg_match(&arg, &tiler, argi)) {
+      tile_row = arg_parse_int(&arg);
+    } else if (arg_match(&arg, &tilec, argi)) {
+      tile_col = arg_parse_int(&arg);
+    } else if (arg_match(&arg, &oppointarg, argi)) {
+      operating_point = arg_parse_int(&arg);
+    } else if (arg_match(&arg, &outallarg, argi)) {
+      output_all_layers = 1;
+    } else {
+      argj++;
+    }
+  }
+
+  /* Check for unrecognized options */
+  for (argi = argv; *argi; argi++)
+    if (argi[0][0] == '-' && strlen(argi[0]) > 1)
+      die("Error: Unrecognized option %s\n", *argi);
+
+  /* Handle non-option arguments */
+  fn = argv[0];
+
+  if (!fn) {
+    free(argv);
+    fprintf(stderr, "No input file specified!\n");
+    usage_exit();
+  }
+  /* Open file */
+  infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
+
+  if (!infile) {
+    fatal("Failed to open input file '%s'", strcmp(fn, "-") ? fn : "stdin");
+  }
+#if CONFIG_OS_SUPPORT
+  /* Make sure we don't dump to the terminal, unless forced to with -o - */
+  if (!outfile_pattern && isatty(STDOUT_FILENO) && !do_md5 && !noblit) {
+    fprintf(stderr,
+            "Not dumping raw video to your terminal. Use '-o -' to "
+            "override.\n");
+    return EXIT_FAILURE;
+  }
+#endif
+  input.aom_input_ctx->filename = fn;
+  input.aom_input_ctx->file = infile;
+  if (file_is_ivf(input.aom_input_ctx))
+    input.aom_input_ctx->file_type = FILE_TYPE_IVF;
+#if CONFIG_WEBM_IO
+  else if (file_is_webm(input.webm_ctx, input.aom_input_ctx))
+    input.aom_input_ctx->file_type = FILE_TYPE_WEBM;
+#endif
+  else if (file_is_obu(&obu_ctx))
+    input.aom_input_ctx->file_type = FILE_TYPE_OBU;
+  else if (file_is_raw(input.aom_input_ctx))
+    input.aom_input_ctx->file_type = FILE_TYPE_RAW;
+  else {
+    fprintf(stderr, "Unrecognized input file type.\n");
+#if !CONFIG_WEBM_IO
+    fprintf(stderr, "aomdec was built without WebM container support.\n");
+#endif
+    return EXIT_FAILURE;
+  }
+
+  outfile_pattern = outfile_pattern ? outfile_pattern : "-";
+  single_file = is_single_file(outfile_pattern);
+
+  if (!noblit && single_file) {
+    generate_filename(outfile_pattern, outfile_name, PATH_MAX,
+                      aom_input_ctx.width, aom_input_ctx.height, 0);
+    if (do_md5)
+      MD5Init(&md5_ctx);
+    else
+      outfile = open_outfile(outfile_name);
+  }
+
+  if (use_y4m && !noblit) {
+    if (!single_file) {
+      fprintf(stderr,
+              "YUV4MPEG2 not supported with output patterns,"
+              " try --i420 or --yv12 or --rawvideo.\n");
+      return EXIT_FAILURE;
+    }
+
+#if CONFIG_WEBM_IO
+    if (aom_input_ctx.file_type == FILE_TYPE_WEBM) {
+      if (webm_guess_framerate(input.webm_ctx, input.aom_input_ctx)) {
+        fprintf(stderr,
+                "Failed to guess framerate -- error parsing "
+                "webm file?\n");
+        return EXIT_FAILURE;
+      }
+    }
+#endif
+  }
+
+  fourcc_interface = get_aom_decoder_by_fourcc(aom_input_ctx.fourcc);
+  if (interface && fourcc_interface && interface != fourcc_interface)
+    warn("Header indicates codec: %s\n", fourcc_interface->name);
+  else
+    interface = fourcc_interface;
+
+  if (!interface) interface = get_aom_decoder_by_index(0);
+
+  dec_flags = (postproc ? AOM_CODEC_USE_POSTPROC : 0);
+  if (aom_codec_dec_init(&decoder, interface->codec_interface(), &cfg,
+                         dec_flags)) {
+    fprintf(stderr, "Failed to initialize decoder: %s\n",
+            aom_codec_error(&decoder));
+    goto fail2;
+  }
+
+  if (!quiet) fprintf(stderr, "%s\n", decoder.name);
+
+#if CONFIG_AV1_DECODER
+  if (aom_codec_control(&decoder, AV1_SET_TILE_MODE, tile_mode)) {
+    fprintf(stderr, "Failed to set decode_tile_mode: %s\n",
+            aom_codec_error(&decoder));
+    goto fail;
+  }
+
+  if (aom_codec_control(&decoder, AV1D_SET_IS_ANNEXB, is_annexb)) {
+    fprintf(stderr, "Failed to set is_annexb: %s\n", aom_codec_error(&decoder));
+    goto fail;
+  }
+
+  if (aom_codec_control(&decoder, AV1_SET_DECODE_TILE_ROW, tile_row)) {
+    fprintf(stderr, "Failed to set decode_tile_row: %s\n",
+            aom_codec_error(&decoder));
+    goto fail;
+  }
+
+  if (aom_codec_control(&decoder, AV1_SET_DECODE_TILE_COL, tile_col)) {
+    fprintf(stderr, "Failed to set decode_tile_col: %s\n",
+            aom_codec_error(&decoder));
+    goto fail;
+  }
+
+  if (aom_codec_control(&decoder, AV1D_SET_OPERATING_POINT, operating_point)) {
+    fprintf(stderr, "Failed to set operating_point: %s\n",
+            aom_codec_error(&decoder));
+    goto fail;
+  }
+
+  if (aom_codec_control(&decoder, AV1D_SET_OUTPUT_ALL_LAYERS,
+                        output_all_layers)) {
+    fprintf(stderr, "Failed to set output_all_layers: %s\n",
+            aom_codec_error(&decoder));
+    goto fail;
+  }
+#endif
+
+  if (arg_skip) fprintf(stderr, "Skipping first %d frames.\n", arg_skip);
+  while (arg_skip) {
+    if (read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) break;
+    arg_skip--;
+  }
+
+  if (num_external_frame_buffers > 0) {
+    ext_fb_list.num_external_frame_buffers = num_external_frame_buffers;
+    ext_fb_list.ext_fb = (struct ExternalFrameBuffer *)calloc(
+        num_external_frame_buffers, sizeof(*ext_fb_list.ext_fb));
+    if (aom_codec_set_frame_buffer_functions(&decoder, get_av1_frame_buffer,
+                                             release_av1_frame_buffer,
+                                             &ext_fb_list)) {
+      fprintf(stderr, "Failed to configure external frame buffers: %s\n",
+              aom_codec_error(&decoder));
+      goto fail;
+    }
+  }
+
+  frame_avail = 1;
+  got_data = 0;
+
+  if (framestats_file) fprintf(framestats_file, "bytes,qp\r\n");
+
+  /* Decode file */
+  while (frame_avail || got_data) {
+    aom_codec_iter_t iter = NULL;
+    aom_image_t *img;
+    struct aom_usec_timer timer;
+    int corrupted = 0;
+
+    frame_avail = 0;
+    if (!stop_after || frame_in < stop_after) {
+      if (!read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) {
+        frame_avail = 1;
+        frame_in++;
+
+        aom_usec_timer_start(&timer);
+
+        if (aom_codec_decode(&decoder, buf, bytes_in_buffer, NULL)) {
+          const char *detail = aom_codec_error_detail(&decoder);
+          warn("Failed to decode frame %d: %s", frame_in,
+               aom_codec_error(&decoder));
+
+          if (detail) warn("Additional information: %s", detail);
+          if (!keep_going) goto fail;
+        }
+
+        if (framestats_file) {
+          int qp;
+          if (aom_codec_control(&decoder, AOMD_GET_LAST_QUANTIZER, &qp)) {
+            warn("Failed AOMD_GET_LAST_QUANTIZER: %s",
+                 aom_codec_error(&decoder));
+            if (!keep_going) goto fail;
+          }
+          fprintf(framestats_file, "%d,%d\r\n", (int)bytes_in_buffer, qp);
+        }
+
+        aom_usec_timer_mark(&timer);
+        dx_time += aom_usec_timer_elapsed(&timer);
+      } else {
+        flush_decoder = 1;
+      }
+    } else {
+      flush_decoder = 1;
+    }
+
+    aom_usec_timer_start(&timer);
+
+    if (flush_decoder) {
+      // Flush the decoder in frame parallel decode.
+      if (aom_codec_decode(&decoder, NULL, 0, NULL)) {
+        warn("Failed to flush decoder: %s", aom_codec_error(&decoder));
+      }
+    }
+
+    aom_usec_timer_mark(&timer);
+    dx_time += aom_usec_timer_elapsed(&timer);
+
+    got_data = 0;
+    while ((img = aom_codec_get_frame(&decoder, &iter))) {
+      ++frame_out;
+      got_data = 1;
+
+      if (aom_codec_control(&decoder, AOMD_GET_FRAME_CORRUPTED, &corrupted)) {
+        warn("Failed AOM_GET_FRAME_CORRUPTED: %s", aom_codec_error(&decoder));
+        if (!keep_going) goto fail;
+      }
+      frames_corrupted += corrupted;
+
+      if (progress) show_progress(frame_in, frame_out, dx_time);
+
+      if (!noblit) {
+        const int PLANES_YUV[] = { AOM_PLANE_Y, AOM_PLANE_U, AOM_PLANE_V };
+        const int PLANES_YVU[] = { AOM_PLANE_Y, AOM_PLANE_V, AOM_PLANE_U };
+        const int *planes = flipuv ? PLANES_YVU : PLANES_YUV;
+
+        if (do_scale) {
+          if (frame_out == 1) {
+            // If the output frames are to be scaled to a fixed display size
+            // then use the width and height specified in the container. If
+            // either of these is set to 0, use the display size set in the
+            // first frame header. If that is unavailable, use the raw decoded
+            // size of the first decoded frame.
+            int render_width = aom_input_ctx.width;
+            int render_height = aom_input_ctx.height;
+            if (!render_width || !render_height) {
+              int render_size[2];
+              if (aom_codec_control(&decoder, AV1D_GET_DISPLAY_SIZE,
+                                    render_size)) {
+                // As last resort use size of first frame as display size.
+                render_width = img->d_w;
+                render_height = img->d_h;
+              } else {
+                render_width = render_size[0];
+                render_height = render_size[1];
+              }
+            }
+            scaled_img =
+                aom_img_alloc(NULL, img->fmt, render_width, render_height, 16);
+            scaled_img->bit_depth = img->bit_depth;
+          }
+
+          if (img->d_w != scaled_img->d_w || img->d_h != scaled_img->d_h) {
+#if CONFIG_LIBYUV
+            libyuv_scale(img, scaled_img, kFilterBox);
+            img = scaled_img;
+#else
+            fprintf(
+                stderr,
+                "Failed to scale output frame: %s.\n"
+                "libyuv is required for scaling but is currently disabled.\n"
+                "Be sure to specify -DCONFIG_LIBYUV=1 when running cmake.\n",
+                aom_codec_error(&decoder));
+            goto fail;
+#endif
+          }
+        }
+        // Default to codec bit depth if output bit depth not set
+        if (!output_bit_depth && single_file && !do_md5) {
+          output_bit_depth = img->bit_depth;
+        }
+        // Shift up or down if necessary
+        if (output_bit_depth != 0) {
+          const aom_img_fmt_t shifted_fmt =
+              output_bit_depth == 8
+                  ? img->fmt ^ (img->fmt & AOM_IMG_FMT_HIGHBITDEPTH)
+                  : img->fmt | AOM_IMG_FMT_HIGHBITDEPTH;
+
+          if (shifted_fmt != img->fmt || output_bit_depth != img->bit_depth) {
+            if (img_shifted &&
+                img_shifted_realloc_required(img, img_shifted, shifted_fmt)) {
+              aom_img_free(img_shifted);
+              img_shifted = NULL;
+            }
+            if (!img_shifted) {
+              img_shifted =
+                  aom_img_alloc(NULL, shifted_fmt, img->d_w, img->d_h, 16);
+              img_shifted->bit_depth = output_bit_depth;
+              img_shifted->monochrome = img->monochrome;
+            }
+            if (output_bit_depth > img->bit_depth) {
+              aom_img_upshift(img_shifted, img,
+                              output_bit_depth - img->bit_depth);
+            } else {
+              aom_img_downshift(img_shifted, img,
+                                img->bit_depth - output_bit_depth);
+            }
+            img = img_shifted;
+          }
+        }
+
+        aom_input_ctx.width = img->d_w;
+        aom_input_ctx.height = img->d_h;
+
+        int num_planes = (!use_y4m && opt_raw && img->monochrome) ? 1 : 3;
+
+        if (single_file) {
+          if (use_y4m) {
+            char y4m_buf[Y4M_BUFFER_SIZE] = { 0 };
+            size_t len = 0;
+            if (frame_out == 1) {
+              // Y4M file header
+              len = y4m_write_file_header(
+                  y4m_buf, sizeof(y4m_buf), aom_input_ctx.width,
+                  aom_input_ctx.height, &aom_input_ctx.framerate, img->fmt,
+                  img->bit_depth);
+              if (do_md5) {
+                MD5Update(&md5_ctx, (md5byte *)y4m_buf, (unsigned int)len);
+              } else {
+                fputs(y4m_buf, outfile);
+              }
+            }
+
+            // Y4M frame header
+            len = y4m_write_frame_header(y4m_buf, sizeof(y4m_buf));
+            if (do_md5) {
+              MD5Update(&md5_ctx, (md5byte *)y4m_buf, (unsigned int)len);
+            } else {
+              fputs(y4m_buf, outfile);
+            }
+          } else {
+            if (frame_out == 1) {
+              // Check if --yv12 or --i420 options are consistent with the
+              // bit-stream decoded
+              if (opt_i420) {
+                if (img->fmt != AOM_IMG_FMT_I420 &&
+                    img->fmt != AOM_IMG_FMT_I42016) {
+                  fprintf(stderr,
+                          "Cannot produce i420 output for bit-stream.\n");
+                  goto fail;
+                }
+              }
+              if (opt_yv12) {
+                if ((img->fmt != AOM_IMG_FMT_I420 &&
+                     img->fmt != AOM_IMG_FMT_YV12) ||
+                    img->bit_depth != 8) {
+                  fprintf(stderr,
+                          "Cannot produce yv12 output for bit-stream.\n");
+                  goto fail;
+                }
+              }
+            }
+          }
+
+          if (do_md5) {
+            update_image_md5(img, planes, &md5_ctx);
+          } else {
+            write_image_file(img, planes, num_planes, outfile);
+          }
+        } else {
+          generate_filename(outfile_pattern, outfile_name, PATH_MAX, img->d_w,
+                            img->d_h, frame_in);
+          if (do_md5) {
+            MD5Init(&md5_ctx);
+            update_image_md5(img, planes, &md5_ctx);
+            MD5Final(md5_digest, &md5_ctx);
+            print_md5(md5_digest, outfile_name);
+          } else {
+            outfile = open_outfile(outfile_name);
+            write_image_file(img, planes, num_planes, outfile);
+            fclose(outfile);
+          }
+        }
+      }
+    }
+  }
+
+  if (summary || progress) {
+    show_progress(frame_in, frame_out, dx_time);
+    fprintf(stderr, "\n");
+  }
+
+  if (frames_corrupted) {
+    fprintf(stderr, "WARNING: %d frames corrupted.\n", frames_corrupted);
+  } else {
+    ret = EXIT_SUCCESS;
+  }
+
+fail:
+
+  if (aom_codec_destroy(&decoder)) {
+    fprintf(stderr, "Failed to destroy decoder: %s\n",
+            aom_codec_error(&decoder));
+  }
+
+fail2:
+
+  if (!noblit && single_file) {
+    if (do_md5) {
+      MD5Final(md5_digest, &md5_ctx);
+      print_md5(md5_digest, outfile_name);
+    } else {
+      fclose(outfile);
+    }
+  }
+
+#if CONFIG_WEBM_IO
+  if (input.aom_input_ctx->file_type == FILE_TYPE_WEBM)
+    webm_free(input.webm_ctx);
+#endif
+  if (input.aom_input_ctx->file_type == FILE_TYPE_OBU)
+    obudec_free(input.obu_ctx);
+
+  if (input.aom_input_ctx->file_type != FILE_TYPE_WEBM) free(buf);
+
+  if (scaled_img) aom_img_free(scaled_img);
+  if (img_shifted) aom_img_free(img_shifted);
+
+  for (i = 0; i < ext_fb_list.num_external_frame_buffers; ++i) {
+    free(ext_fb_list.ext_fb[i].data);
+  }
+  free(ext_fb_list.ext_fb);
+
+  fclose(infile);
+  if (framestats_file) fclose(framestats_file);
+
+  free(argv);
+
+  return ret;
+}
+
+int main(int argc, const char **argv_) {
+  unsigned int loops = 1, i;
+  char **argv, **argi, **argj;
+  struct arg arg;
+  int error = 0;
+
+  argv = argv_dup(argc - 1, argv_ + 1);
+  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
+    memset(&arg, 0, sizeof(arg));
+    arg.argv_step = 1;
+
+    if (arg_match(&arg, &looparg, argi)) {
+      loops = arg_parse_uint(&arg);
+      break;
+    }
+  }
+  free(argv);
+  for (i = 0; !error && i < loops; i++) error = main_loop(argc, argv_);
+  return error;
+}
diff --git a/third_party/aom/apps/aomenc.c b/third_party/aom/apps/aomenc.c
new file mode 100644
index 000000000..db0910220
--- /dev/null
+++ b/third_party/aom/apps/aomenc.c
@@ -0,0 +1,2361 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+
+#include "apps/aomenc.h"
+
+#include "config/aom_config.h"
+
+#include <assert.h>
+#include <limits.h>
+#include <math.h>
+#include <stdarg.h>
+#include <stdio.h>
+#include <stdlib.h>
+#include <string.h>
+
+#if CONFIG_AV1_DECODER
+#include "aom/aom_decoder.h"
+#include "aom/aomdx.h"
+#endif
+
+#include "aom/aom_encoder.h"
+#include "aom/aom_integer.h"
+#include "aom/aomcx.h"
+#include "aom_dsp/aom_dsp_common.h"
+#include "aom_ports/aom_timer.h"
+#include "aom_ports/mem_ops.h"
+#include "common/args.h"
+#include "common/ivfenc.h"
+#include "common/tools_common.h"
+#include "common/warnings.h"
+
+#if CONFIG_WEBM_IO
+#include "common/webmenc.h"
+#endif
+
+#include "common/y4minput.h"
+#include "examples/encoder_util.h"
+#include "stats/aomstats.h"
+#include "stats/rate_hist.h"
+
+#if CONFIG_LIBYUV
+#include "third_party/libyuv/include/libyuv/scale.h"
+#endif
+
+/* Swallow warnings about unused results of fread/fwrite */
+static size_t wrap_fread(void *ptr, size_t size, size_t nmemb, FILE *stream) {
+  return fread(ptr, size, nmemb, stream);
+}
+#define fread wrap_fread
+
+static size_t wrap_fwrite(const void *ptr, size_t size, size_t nmemb,
+                          FILE *stream) {
+  return fwrite(ptr, size, nmemb, stream);
+}
+#define fwrite wrap_fwrite
+
+static const char *exec_name;
+
+static void warn_or_exit_on_errorv(aom_codec_ctx_t *ctx, int fatal,
+                                   const char *s, va_list ap) {
+  if (ctx->err) {
+    const char *detail = aom_codec_error_detail(ctx);
+
+    vfprintf(stderr, s, ap);
+    fprintf(stderr, ": %s\n", aom_codec_error(ctx));
+
+    if (detail) fprintf(stderr, "    %s\n", detail);
+
+    if (fatal) exit(EXIT_FAILURE);
+  }
+}
+
+static void ctx_exit_on_error(aom_codec_ctx_t *ctx, const char *s, ...) {
+  va_list ap;
+
+  va_start(ap, s);
+  warn_or_exit_on_errorv(ctx, 1, s, ap);
+  va_end(ap);
+}
+
+static void warn_or_exit_on_error(aom_codec_ctx_t *ctx, int fatal,
+                                  const char *s, ...) {
+  va_list ap;
+
+  va_start(ap, s);
+  warn_or_exit_on_errorv(ctx, fatal, s, ap);
+  va_end(ap);
+}
+
+static int read_frame(struct AvxInputContext *input_ctx, aom_image_t *img) {
+  FILE *f = input_ctx->file;
+  y4m_input *y4m = &input_ctx->y4m;
+  int shortread = 0;
+
+  if (input_ctx->file_type == FILE_TYPE_Y4M) {
+    if (y4m_input_fetch_frame(y4m, f, img) < 1) return 0;
+  } else {
+    shortread = read_yuv_frame(input_ctx, img);
+  }
+
+  return !shortread;
+}
+
+static int file_is_y4m(const char detect[4]) {
+  if (memcmp(detect, "YUV4", 4) == 0) {
+    return 1;
+  }
+  return 0;
+}
+
+static int fourcc_is_ivf(const char detect[4]) {
+  if (memcmp(detect, "DKIF", 4) == 0) {
+    return 1;
+  }
+  return 0;
+}
+
+static const arg_def_t help =
+    ARG_DEF(NULL, "help", 0, "Show usage options and exit");
+static const arg_def_t debugmode =
+    ARG_DEF("D", "debug", 0, "Debug mode (makes output deterministic)");
+static const arg_def_t outputfile =
+    ARG_DEF("o", "output", 1, "Output filename");
+static const arg_def_t use_yv12 =
+    ARG_DEF(NULL, "yv12", 0, "Input file is YV12 ");
+static const arg_def_t use_i420 =
+    ARG_DEF(NULL, "i420", 0, "Input file is I420 (default)");
+static const arg_def_t use_i422 =
+    ARG_DEF(NULL, "i422", 0, "Input file is I422");
+static const arg_def_t use_i444 =
+    ARG_DEF(NULL, "i444", 0, "Input file is I444");
+static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1, "Codec to use");
+static const arg_def_t passes =
+    ARG_DEF("p", "passes", 1, "Number of passes (1/2)");
+static const arg_def_t pass_arg =
+    ARG_DEF(NULL, "pass", 1, "Pass to execute (1/2)");
+static const arg_def_t fpf_name =
+    ARG_DEF(NULL, "fpf", 1, "First pass statistics file name");
+#if CONFIG_FP_MB_STATS
+static const arg_def_t fpmbf_name =
+    ARG_DEF(NULL, "fpmbf", 1, "First pass block statistics file name");
+#endif
+static const arg_def_t limit =
+    ARG_DEF(NULL, "limit", 1, "Stop encoding after n input frames");
+static const arg_def_t skip =
+    ARG_DEF(NULL, "skip", 1, "Skip the first n input frames");
+static const arg_def_t good_dl =
+    ARG_DEF(NULL, "good", 0, "Use Good Quality Deadline");
+static const arg_def_t quietarg =
+    ARG_DEF("q", "quiet", 0, "Do not print encode progress");
+static const arg_def_t verbosearg =
+    ARG_DEF("v", "verbose", 0, "Show encoder parameters");
+static const arg_def_t psnrarg =
+    ARG_DEF(NULL, "psnr", 0, "Show PSNR in status line");
+#if CONFIG_FILEOPTIONS
+static const arg_def_t use_cfg = ARG_DEF("c", "cfg", 1, "Config file to use");
+static const arg_def_t ext_partition =
+    ARG_DEF(NULL, "ext-partition", 1, "corresponds to extended partitions");
+#endif
+
+static const struct arg_enum_list test_decode_enum[] = {
+  { "off", TEST_DECODE_OFF },
+  { "fatal", TEST_DECODE_FATAL },
+  { "warn", TEST_DECODE_WARN },
+  { NULL, 0 }
+};
+static const arg_def_t recontest = ARG_DEF_ENUM(
+    NULL, "test-decode", 1, "Test encode/decode mismatch", test_decode_enum);
+static const arg_def_t framerate =
+    ARG_DEF(NULL, "fps", 1, "Stream frame rate (rate/scale)");
+static const arg_def_t use_webm =
+    ARG_DEF(NULL, "webm", 0, "Output WebM (default when WebM IO is enabled)");
+static const arg_def_t use_ivf = ARG_DEF(NULL, "ivf", 0, "Output IVF");
+static const arg_def_t use_obu = ARG_DEF(NULL, "obu", 0, "Output OBU");
+static const arg_def_t out_part =
+    ARG_DEF("P", "output-partitions", 0,
+            "Makes encoder output partitions. Requires IVF output!");
+static const arg_def_t q_hist_n =
+    ARG_DEF(NULL, "q-hist", 1, "Show quantizer histogram (n-buckets)");
+static const arg_def_t rate_hist_n =
+    ARG_DEF(NULL, "rate-hist", 1, "Show rate histogram (n-buckets)");
+static const arg_def_t disable_warnings =
+    ARG_DEF(NULL, "disable-warnings", 0,
+            "Disable warnings about potentially incorrect encode settings.");
+static const arg_def_t disable_warning_prompt =
+    ARG_DEF("y", "disable-warning-prompt", 0,
+            "Display warnings, but do not prompt user to continue.");
+static const struct arg_enum_list bitdepth_enum[] = {
+  { "8", AOM_BITS_8 }, { "10", AOM_BITS_10 }, { "12", AOM_BITS_12 }, { NULL, 0 }
+};
+
+static const arg_def_t bitdeptharg = ARG_DEF_ENUM(
+    "b", "bit-depth", 1,
+    "Bit depth for codec (8 for version <=1, 10 or 12 for version 2)",
+    bitdepth_enum);
+static const arg_def_t inbitdeptharg =
+    ARG_DEF(NULL, "input-bit-depth", 1, "Bit depth of input");
+static const arg_def_t *main_args[] = { &help,
+#if CONFIG_FILEOPTIONS
+                                        &use_cfg,
+#endif
+                                        &debugmode,
+                                        &outputfile,
+                                        &codecarg,
+                                        &passes,
+                                        &pass_arg,
+                                        &fpf_name,
+                                        &limit,
+                                        &skip,
+                                        &good_dl,
+                                        &quietarg,
+                                        &verbosearg,
+                                        &psnrarg,
+                                        &use_webm,
+                                        &use_ivf,
+                                        &use_obu,
+                                        &out_part,
+                                        &q_hist_n,
+                                        &rate_hist_n,
+                                        &disable_warnings,
+                                        &disable_warning_prompt,
+                                        &recontest,
+                                        NULL };
+
+static const arg_def_t usage =
+    ARG_DEF("u", "usage", 1, "Usage profile number to use");
+static const arg_def_t threads =
+    ARG_DEF("t", "threads", 1, "Max number of threads to use");
+static const arg_def_t profile =
+    ARG_DEF(NULL, "profile", 1, "Bitstream profile number to use");
+static const arg_def_t width = ARG_DEF("w", "width", 1, "Frame width");
+static const arg_def_t height = ARG_DEF("h", "height", 1, "Frame height");
+static const arg_def_t forced_max_frame_width = ARG_DEF(
+    NULL, "forced_max_frame_width", 0, "Maximum frame width value to force");
+static const arg_def_t forced_max_frame_height = ARG_DEF(
+    NULL, "forced_max_frame_height", 0, "Maximum frame height value to force");
+#if CONFIG_WEBM_IO
+static const struct arg_enum_list stereo_mode_enum[] = {
+  { "mono", STEREO_FORMAT_MONO },
+  { "left-right", STEREO_FORMAT_LEFT_RIGHT },
+  { "bottom-top", STEREO_FORMAT_BOTTOM_TOP },
+  { "top-bottom", STEREO_FORMAT_TOP_BOTTOM },
+  { "right-left", STEREO_FORMAT_RIGHT_LEFT },
+  { NULL, 0 }
+};
+static const arg_def_t stereo_mode = ARG_DEF_ENUM(
+    NULL, "stereo-mode", 1, "Stereo 3D video format", stereo_mode_enum);
+#endif
+static const arg_def_t timebase = ARG_DEF(
+    NULL, "timebase", 1, "Output timestamp precision (fractional seconds)");
+static const arg_def_t global_error_resilient =
+    ARG_DEF(NULL, "global-error-resilient", 1,
+            "Enable global error resiliency features");
+static const arg_def_t lag_in_frames =
+    ARG_DEF(NULL, "lag-in-frames", 1, "Max number of frames to lag");
+static const arg_def_t large_scale_tile =
+    ARG_DEF(NULL, "large-scale-tile", 1,
+            "Large scale tile coding (0: off (default), 1: on)");
+static const arg_def_t monochrome =
+    ARG_DEF(NULL, "monochrome", 0, "Monochrome video (no chroma planes)");
+static const arg_def_t full_still_picture_hdr = ARG_DEF(
+    NULL, "full-still-picture-hdr", 0, "Use full header for still picture");
+
+static const arg_def_t *global_args[] = { &use_yv12,
+                                          &use_i420,
+                                          &use_i422,
+                                          &use_i444,
+                                          &usage,
+                                          &threads,
+                                          &profile,
+                                          &width,
+                                          &height,
+                                          &forced_max_frame_width,
+                                          &forced_max_frame_height,
+#if CONFIG_WEBM_IO
+                                          &stereo_mode,
+#endif
+                                          &timebase,
+                                          &framerate,
+                                          &global_error_resilient,
+                                          &bitdeptharg,
+                                          &lag_in_frames,
+                                          &large_scale_tile,
+                                          &monochrome,
+                                          &full_still_picture_hdr,
+                                          NULL };
+
+static const arg_def_t dropframe_thresh =
+    ARG_DEF(NULL, "drop-frame", 1, "Temporal resampling threshold (buf %)");
+static const arg_def_t resize_mode =
+    ARG_DEF(NULL, "resize-mode", 1, "Frame resize mode");
+static const arg_def_t resize_denominator =
+    ARG_DEF(NULL, "resize-denominator", 1, "Frame resize denominator");
+static const arg_def_t resize_kf_denominator = ARG_DEF(
+    NULL, "resize-kf-denominator", 1, "Frame resize keyframe denominator");
+static const arg_def_t superres_mode =
+    ARG_DEF(NULL, "superres-mode", 1, "Frame super-resolution mode");
+static const arg_def_t superres_denominator = ARG_DEF(
+    NULL, "superres-denominator", 1, "Frame super-resolution denominator");
+static const arg_def_t superres_kf_denominator =
+    ARG_DEF(NULL, "superres-kf-denominator", 1,
+            "Frame super-resolution keyframe denominator");
+static const arg_def_t superres_qthresh = ARG_DEF(
+    NULL, "superres-qthresh", 1, "Frame super-resolution qindex threshold");
+static const arg_def_t superres_kf_qthresh =
+    ARG_DEF(NULL, "superres-kf-qthresh", 1,
+            "Frame super-resolution keyframe qindex threshold");
+static const struct arg_enum_list end_usage_enum[] = { { "vbr", AOM_VBR },
+                                                       { "cbr", AOM_CBR },
+                                                       { "cq", AOM_CQ },
+                                                       { "q", AOM_Q },
+                                                       { NULL, 0 } };
+static const arg_def_t end_usage =
+    ARG_DEF_ENUM(NULL, "end-usage", 1, "Rate control mode", end_usage_enum);
+static const arg_def_t target_bitrate =
+    ARG_DEF(NULL, "target-bitrate", 1, "Bitrate (kbps)");
+static const arg_def_t min_quantizer =
+    ARG_DEF(NULL, "min-q", 1, "Minimum (best) quantizer");
+static const arg_def_t max_quantizer =
+    ARG_DEF(NULL, "max-q", 1, "Maximum (worst) quantizer");
+static const arg_def_t undershoot_pct =
+    ARG_DEF(NULL, "undershoot-pct", 1, "Datarate undershoot (min) target (%)");
+static const arg_def_t overshoot_pct =
+    ARG_DEF(NULL, "overshoot-pct", 1, "Datarate overshoot (max) target (%)");
+static const arg_def_t buf_sz =
+    ARG_DEF(NULL, "buf-sz", 1, "Client buffer size (ms)");
+static const arg_def_t buf_initial_sz =
+    ARG_DEF(NULL, "buf-initial-sz", 1, "Client initial buffer size (ms)");
+static const arg_def_t buf_optimal_sz =
+    ARG_DEF(NULL, "buf-optimal-sz", 1, "Client optimal buffer size (ms)");
+static const arg_def_t *rc_args[] = { &dropframe_thresh,
+                                      &resize_mode,
+                                      &resize_denominator,
+                                      &resize_kf_denominator,
+                                      &superres_mode,
+                                      &superres_denominator,
+                                      &superres_kf_denominator,
+                                      &superres_qthresh,
+                                      &superres_kf_qthresh,
+                                      &end_usage,
+                                      &target_bitrate,
+                                      &min_quantizer,
+                                      &max_quantizer,
+                                      &undershoot_pct,
+                                      &overshoot_pct,
+                                      &buf_sz,
+                                      &buf_initial_sz,
+                                      &buf_optimal_sz,
+                                      NULL };
+
+static const arg_def_t bias_pct =
+    ARG_DEF(NULL, "bias-pct", 1, "CBR/VBR bias (0=CBR, 100=VBR)");
+static const arg_def_t minsection_pct =
+    ARG_DEF(NULL, "minsection-pct", 1, "GOP min bitrate (% of target)");
+static const arg_def_t maxsection_pct =
+    ARG_DEF(NULL, "maxsection-pct", 1, "GOP max bitrate (% of target)");
+static const arg_def_t *rc_twopass_args[] = { &bias_pct, &minsection_pct,
+                                              &maxsection_pct, NULL };
+static const arg_def_t fwd_kf_enabled =
+    ARG_DEF(NULL, "enable-fwd-kf", 1, "Enable forward reference keyframes");
+static const arg_def_t kf_min_dist =
+    ARG_DEF(NULL, "kf-min-dist", 1, "Minimum keyframe interval (frames)");
+static const arg_def_t kf_max_dist =
+    ARG_DEF(NULL, "kf-max-dist", 1, "Maximum keyframe interval (frames)");
+static const arg_def_t kf_disabled =
+    ARG_DEF(NULL, "disable-kf", 0, "Disable keyframe placement");
+static const arg_def_t *kf_args[] = { &fwd_kf_enabled, &kf_min_dist,
+                                      &kf_max_dist, &kf_disabled, NULL };
+static const arg_def_t sframe_dist =
+    ARG_DEF(NULL, "sframe-dist", 1, "S-Frame interval (frames)");
+static const arg_def_t sframe_mode =
+    ARG_DEF(NULL, "sframe-mode", 1, "S-Frame insertion mode (1..2)");
+static const arg_def_t save_as_annexb =
+    ARG_DEF(NULL, "annexb", 1, "Save as Annex-B");
+static const arg_def_t noise_sens =
+    ARG_DEF(NULL, "noise-sensitivity", 1, "Noise sensitivity (frames to blur)");
+static const arg_def_t sharpness =
+    ARG_DEF(NULL, "sharpness", 1, "Loop filter sharpness (0..7)");
+static const arg_def_t static_thresh =
+    ARG_DEF(NULL, "static-thresh", 1, "Motion detection threshold");
+static const arg_def_t auto_altref =
+    ARG_DEF(NULL, "auto-alt-ref", 1, "Enable automatic alt reference frames");
+static const arg_def_t arnr_maxframes =
+    ARG_DEF(NULL, "arnr-maxframes", 1, "AltRef max frames (0..15)");
+static const arg_def_t arnr_strength =
+    ARG_DEF(NULL, "arnr-strength", 1, "AltRef filter strength (0..6)");
+static const struct arg_enum_list tuning_enum[] = {
+  { "psnr", AOM_TUNE_PSNR },
+  { "ssim", AOM_TUNE_SSIM },
+#ifdef CONFIG_DIST_8X8
+  { "cdef-dist", AOM_TUNE_CDEF_DIST },
+  { "daala-dist", AOM_TUNE_DAALA_DIST },
+#endif
+  { NULL, 0 }
+};
+static const arg_def_t tune_metric =
+    ARG_DEF_ENUM(NULL, "tune", 1, "Distortion metric tuned with", tuning_enum);
+static const arg_def_t cq_level =
+    ARG_DEF(NULL, "cq-level", 1, "Constant/Constrained Quality level");
+static const arg_def_t max_intra_rate_pct =
+    ARG_DEF(NULL, "max-intra-rate", 1, "Max I-frame bitrate (pct)");
+
+#if CONFIG_AV1_ENCODER
+static const arg_def_t cpu_used_av1 =
+    ARG_DEF(NULL, "cpu-used", 1, "CPU Used (0..8)");
+static const arg_def_t dev_sf_av1 =
+    ARG_DEF(NULL, "dev-sf", 1, "Dev Speed (0..255)");
+static const arg_def_t single_tile_decoding =
+    ARG_DEF(NULL, "single-tile-decoding", 1,
+            "Single tile decoding (0: off (default), 1: on)");
+static const arg_def_t tile_cols =
+    ARG_DEF(NULL, "tile-columns", 1, "Number of tile columns to use, log2");
+static const arg_def_t tile_rows =
+    ARG_DEF(NULL, "tile-rows", 1,
+            "Number of tile rows to use, log2 (set to 0 while threads > 1)");
+static const arg_def_t tile_width =
+    ARG_DEF(NULL, "tile-width", 1, "Tile widths (comma separated)");
+static const arg_def_t tile_height =
+    ARG_DEF(NULL, "tile-height", 1, "Tile heights (command separated)");
+static const arg_def_t lossless =
+    ARG_DEF(NULL, "lossless", 1, "Lossless mode (0: false (default), 1: true)");
+static const arg_def_t enable_cdef =
+    ARG_DEF(NULL, "enable-cdef", 1,
+            "Enable the constrained directional enhancement filter (0: false, "
+            "1: true (default))");
+static const arg_def_t enable_restoration =
+    ARG_DEF(NULL, "enable-restoration", 1,
+            "Enable the loop restoration filter (0: false, "
+            "1: true (default))");
+static const arg_def_t disable_trellis_quant =
+    ARG_DEF(NULL, "disable-trellis-quant", 1,
+            "Disable trellis optimization of quantized coefficients (0: false ("
+            "default) 1: true)");
+static const arg_def_t enable_qm =
+    ARG_DEF(NULL, "enable-qm", 1,
+            "Enable quantisation matrices (0: false (default), 1: true)");
+static const arg_def_t qm_min = ARG_DEF(
+    NULL, "qm-min", 1, "Min quant matrix flatness (0..15), default is 8");
+static const arg_def_t qm_max = ARG_DEF(
+    NULL, "qm-max", 1, "Max quant matrix flatness (0..15), default is 15");
+#if CONFIG_DIST_8X8
+static const arg_def_t enable_dist_8x8 =
+    ARG_DEF(NULL, "enable-dist-8x8", 1,
+            "Enable dist-8x8 (0: false (default), 1: true)");
+#endif  // CONFIG_DIST_8X8
+static const arg_def_t num_tg = ARG_DEF(
+    NULL, "num-tile-groups", 1, "Maximum number of tile groups, default is 1");
+static const arg_def_t mtu_size =
+    ARG_DEF(NULL, "mtu-size", 1,
+            "MTU size for a tile group, default is 0 (no MTU targeting), "
+            "overrides maximum number of tile groups");
+static const struct arg_enum_list timing_info_enum[] = {
+  { "unspecified", AOM_TIMING_UNSPECIFIED },
+  { "constant", AOM_TIMING_EQUAL },
+  { "model", AOM_TIMING_DEC_MODEL },
+  { NULL, 0 }
+};
+static const arg_def_t timing_info =
+    ARG_DEF_ENUM(NULL, "timing-info", 1,
+                 "Signal timing info in the bitstream (model unly works for no "
+                 "hidden frames, no super-res yet):",
+                 timing_info_enum);
+static const arg_def_t film_grain_test =
+    ARG_DEF(NULL, "film-grain-test", 1,
+            "Film grain test vectors (0: none (default), 1: test-1  2: test-2, "
+            "... 16: test-16)");
+static const arg_def_t film_grain_table =
+    ARG_DEF(NULL, "film-grain-table", 1,
+            "Path to file containing film grain parameters");
+static const arg_def_t enable_ref_frame_mvs =
+    ARG_DEF(NULL, "enable-ref-frame-mvs", 1,
+            "Enable temporal mv prediction (default is 1)");
+static const arg_def_t frame_parallel_decoding =
+    ARG_DEF(NULL, "frame-parallel", 1,
+            "Enable frame parallel decodability features "
+            "(0: false (default), 1: true)");
+static const arg_def_t error_resilient_mode =
+    ARG_DEF(NULL, "error-resilient", 1,
+            "Enable error resilient features "
+            "(0: false (default), 1: true)");
+static const arg_def_t aq_mode = ARG_DEF(
+    NULL, "aq-mode", 1,
+    "Adaptive quantization mode (0: off (default), 1: variance 2: complexity, "
+    "3: cyclic refresh)");
+static const arg_def_t deltaq_mode = ARG_DEF(
+    NULL, "deltaq-mode", 1,
+    "Delta qindex mode (0: off (default), 1: deltaq 2: deltaq + deltalf)");
+static const arg_def_t frame_periodic_boost =
+    ARG_DEF(NULL, "frame-boost", 1,
+            "Enable frame periodic boost (0: off (default), 1: on)");
+static const arg_def_t gf_cbr_boost_pct = ARG_DEF(
+    NULL, "gf-cbr-boost", 1, "Boost for Golden Frame in CBR mode (pct)");
+static const arg_def_t max_inter_rate_pct =
+    ARG_DEF(NULL, "max-inter-rate", 1, "Max P-frame bitrate (pct)");
+static const arg_def_t min_gf_interval = ARG_DEF(
+    NULL, "min-gf-interval", 1,
+    "min gf/arf frame interval (default 0, indicating in-built behavior)");
+static const arg_def_t max_gf_interval = ARG_DEF(
+    NULL, "max-gf-interval", 1,
+    "max gf/arf frame interval (default 0, indicating in-built behavior)");
+
+static const struct arg_enum_list color_primaries_enum[] = {
+  { "bt709", AOM_CICP_CP_BT_709 },
+  { "unspecified", AOM_CICP_CP_UNSPECIFIED },
+  { "bt601", AOM_CICP_CP_BT_601 },
+  { "bt470m", AOM_CICP_CP_BT_470_M },
+  { "bt470bg", AOM_CICP_CP_BT_470_B_G },
+  { "smpte240", AOM_CICP_CP_SMPTE_240 },
+  { "film", AOM_CICP_CP_GENERIC_FILM },
+  { "bt2020", AOM_CICP_CP_BT_2020 },
+  { "xyz", AOM_CICP_CP_XYZ },
+  { "smpte431", AOM_CICP_CP_SMPTE_431 },
+  { "smpte432", AOM_CICP_CP_SMPTE_432 },
+  { "ebu3213", AOM_CICP_CP_EBU_3213 },
+  { NULL, 0 }
+};
+
+static const arg_def_t input_color_primaries = ARG_DEF_ENUM(
+    NULL, "color-primaries", 1,
+    "Color primaries (CICP) of input content:", color_primaries_enum);
+
+static const struct arg_enum_list transfer_characteristics_enum[] = {
+  { "unspecified", AOM_CICP_CP_UNSPECIFIED },
+  { "bt709", AOM_CICP_TC_BT_709 },
+  { "bt470m", AOM_CICP_TC_BT_470_M },
+  { "bt470bg", AOM_CICP_TC_BT_470_B_G },
+  { "bt601", AOM_CICP_TC_BT_601 },
+  { "smpte240", AOM_CICP_TC_SMPTE_240 },
+  { "lin", AOM_CICP_TC_LINEAR },
+  { "log100", AOM_CICP_TC_LOG_100 },
+  { "log100sq10", AOM_CICP_TC_LOG_100_SQRT10 },
+  { "iec61966", AOM_CICP_TC_IEC_61966 },
+  { "bt1361", AOM_CICP_TC_BT_1361 },
+  { "srgb", AOM_CICP_TC_SRGB },
+  { "bt2020-10bit", AOM_CICP_TC_BT_2020_10_BIT },
+  { "bt2020-12bit", AOM_CICP_TC_BT_2020_12_BIT },
+  { "smpte2084", AOM_CICP_TC_SMPTE_2084 },
+  { "hlg", AOM_CICP_TC_HLG },
+  { "smpte428", AOM_CICP_TC_SMPTE_428 },
+  { NULL, 0 }
+};
+
+static const arg_def_t input_transfer_characteristics =
+    ARG_DEF_ENUM(NULL, "transfer-characteristics", 1,
+                 "Transfer characteristics (CICP) of input content:",
+                 transfer_characteristics_enum);
+
+static const struct arg_enum_list matrix_coefficients_enum[] = {
+  { "identity", AOM_CICP_MC_IDENTITY },
+  { "bt709", AOM_CICP_MC_BT_709 },
+  { "unspecified", AOM_CICP_MC_UNSPECIFIED },
+  { "fcc73", AOM_CICP_MC_FCC },
+  { "bt470bg", AOM_CICP_MC_BT_470_B_G },
+  { "bt601", AOM_CICP_MC_BT_601 },
+  { "smpte240", AOM_CICP_CP_SMPTE_240 },
+  { "ycgco", AOM_CICP_MC_SMPTE_YCGCO },
+  { "bt2020ncl", AOM_CICP_MC_BT_2020_NCL },
+  { "bt2020cl", AOM_CICP_MC_BT_2020_CL },
+  { "smpte2085", AOM_CICP_MC_SMPTE_2085 },
+  { "chromncl", AOM_CICP_MC_CHROMAT_NCL },
+  { "chromcl", AOM_CICP_MC_CHROMAT_CL },
+  { "ictcp", AOM_CICP_MC_ICTCP },
+  { NULL, 0 }
+};
+
+static const arg_def_t input_matrix_coefficients = ARG_DEF_ENUM(
+    NULL, "matrix-coefficients", 1,
+    "Matrix coefficients (CICP) of input content:", matrix_coefficients_enum);
+
+static const struct arg_enum_list chroma_sample_position_enum[] = {
+  { "unknown", AOM_CSP_UNKNOWN },
+  { "vertical", AOM_CSP_VERTICAL },
+  { "colocated", AOM_CSP_COLOCATED },
+  { NULL, 0 }
+};
+
+static const arg_def_t input_chroma_sample_position =
+    ARG_DEF_ENUM(NULL, "chroma-sample-position", 1,
+                 "The chroma sample position when chroma 4:2:0 is signaled:",
+                 chroma_sample_position_enum);
+
+static const struct arg_enum_list tune_content_enum[] = {
+  { "default", AOM_CONTENT_DEFAULT },
+  { "screen", AOM_CONTENT_SCREEN },
+  { NULL, 0 }
+};
+
+static const arg_def_t tune_content = ARG_DEF_ENUM(
+    NULL, "tune-content", 1, "Tune content type", tune_content_enum);
+
+static const arg_def_t cdf_update_mode =
+    ARG_DEF(NULL, "cdf-update-mode", 1,
+            "CDF update mode for entropy coding "
+            "(0: no CDF update; 1: update CDF on all frames(default); "
+            "2: selectively update CDF on some frames");
+
+static const struct arg_enum_list superblock_size_enum[] = {
+  { "dynamic", AOM_SUPERBLOCK_SIZE_DYNAMIC },
+  { "64", AOM_SUPERBLOCK_SIZE_64X64 },
+  { "128", AOM_SUPERBLOCK_SIZE_128X128 },
+  { NULL, 0 }
+};
+static const arg_def_t superblock_size = ARG_DEF_ENUM(
+    NULL, "sb-size", 1, "Superblock size to use", superblock_size_enum);
+
+static const arg_def_t *av1_args[] = { &cpu_used_av1,
+                                       &dev_sf_av1,
+                                       &auto_altref,
+                                       &sharpness,
+                                       &static_thresh,
+                                       &single_tile_decoding,
+                                       &tile_cols,
+                                       &tile_rows,
+                                       &arnr_maxframes,
+                                       &arnr_strength,
+                                       &tune_metric,
+                                       &cq_level,
+                                       &max_intra_rate_pct,
+                                       &max_inter_rate_pct,
+                                       &gf_cbr_boost_pct,
+                                       &lossless,
+                                       &enable_cdef,
+                                       &enable_restoration,
+                                       &disable_trellis_quant,
+                                       &enable_qm,
+                                       &qm_min,
+                                       &qm_max,
+#if CONFIG_DIST_8X8
+                                       &enable_dist_8x8,
+#endif
+                                       &frame_parallel_decoding,
+                                       &error_resilient_mode,
+                                       &aq_mode,
+                                       &deltaq_mode,
+                                       &frame_periodic_boost,
+                                       &noise_sens,
+                                       &tune_content,
+                                       &cdf_update_mode,
+                                       &input_color_primaries,
+                                       &input_transfer_characteristics,
+                                       &input_matrix_coefficients,
+                                       &input_chroma_sample_position,
+                                       &min_gf_interval,
+                                       &max_gf_interval,
+                                       &superblock_size,
+                                       &num_tg,
+                                       &mtu_size,
+                                       &timing_info,
+                                       &film_grain_test,
+                                       &film_grain_table,
+                                       &enable_ref_frame_mvs,
+                                       &bitdeptharg,
+                                       &inbitdeptharg,
+                                       &sframe_dist,
+                                       &sframe_mode,
+                                       &save_as_annexb,
+                                       NULL };
+static const int av1_arg_ctrl_map[] = { AOME_SET_CPUUSED,
+                                        AOME_SET_DEVSF,
+                                        AOME_SET_ENABLEAUTOALTREF,
+                                        AOME_SET_SHARPNESS,
+                                        AOME_SET_STATIC_THRESHOLD,
+                                        AV1E_SET_SINGLE_TILE_DECODING,
+                                        AV1E_SET_TILE_COLUMNS,
+                                        AV1E_SET_TILE_ROWS,
+                                        AOME_SET_ARNR_MAXFRAMES,
+                                        AOME_SET_ARNR_STRENGTH,
+                                        AOME_SET_TUNING,
+                                        AOME_SET_CQ_LEVEL,
+                                        AOME_SET_MAX_INTRA_BITRATE_PCT,
+                                        AV1E_SET_MAX_INTER_BITRATE_PCT,
+                                        AV1E_SET_GF_CBR_BOOST_PCT,
+                                        AV1E_SET_LOSSLESS,
+                                        AV1E_SET_ENABLE_CDEF,
+                                        AV1E_SET_ENABLE_RESTORATION,
+                                        AV1E_SET_DISABLE_TRELLIS_QUANT,
+                                        AV1E_SET_ENABLE_QM,
+                                        AV1E_SET_QM_MIN,
+                                        AV1E_SET_QM_MAX,
+#if CONFIG_DIST_8X8
+                                        AV1E_SET_ENABLE_DIST_8X8,
+#endif
+                                        AV1E_SET_FRAME_PARALLEL_DECODING,
+                                        AV1E_SET_ERROR_RESILIENT_MODE,
+                                        AV1E_SET_AQ_MODE,
+                                        AV1E_SET_DELTAQ_MODE,
+                                        AV1E_SET_FRAME_PERIODIC_BOOST,
+                                        AV1E_SET_NOISE_SENSITIVITY,
+                                        AV1E_SET_TUNE_CONTENT,
+                                        AV1E_SET_CDF_UPDATE_MODE,
+                                        AV1E_SET_COLOR_PRIMARIES,
+                                        AV1E_SET_TRANSFER_CHARACTERISTICS,
+                                        AV1E_SET_MATRIX_COEFFICIENTS,
+                                        AV1E_SET_CHROMA_SAMPLE_POSITION,
+                                        AV1E_SET_MIN_GF_INTERVAL,
+                                        AV1E_SET_MAX_GF_INTERVAL,
+                                        AV1E_SET_SUPERBLOCK_SIZE,
+                                        AV1E_SET_NUM_TG,
+                                        AV1E_SET_MTU,
+                                        AV1E_SET_TIMING_INFO_TYPE,
+                                        AV1E_SET_FILM_GRAIN_TEST_VECTOR,
+                                        AV1E_SET_FILM_GRAIN_TABLE,
+                                        AV1E_SET_ENABLE_REF_FRAME_MVS,
+                                        AV1E_SET_ENABLE_DF,
+                                        AV1E_SET_ENABLE_ORDER_HINT,
+                                        AV1E_SET_ENABLE_JNT_COMP,
+                                        AV1E_SET_ENABLE_SUPERRES,
+                                        0 };
+#endif  // CONFIG_AV1_ENCODER
+
+static const arg_def_t *no_args[] = { NULL };
+
+void show_help(FILE *fout, int shorthelp) {
+  fprintf(fout, "Usage: %s <options> -o dst_filename src_filename \n",
+          exec_name);
+
+  if (shorthelp) {
+    fprintf(fout, "Use --help to see the full list of options.\n");
+    return;
+  }
+
+  fprintf(fout, "\nOptions:\n");
+  arg_show_usage(fout, main_args);
+  fprintf(fout, "\nEncoder Global Options:\n");
+  arg_show_usage(fout, global_args);
+  fprintf(fout, "\nRate Control Options:\n");
+  arg_show_usage(fout, rc_args);
+  fprintf(fout, "\nTwopass Rate Control Options:\n");
+  arg_show_usage(fout, rc_twopass_args);
+  fprintf(fout, "\nKeyframe Placement Options:\n");
+  arg_show_usage(fout, kf_args);
+#if CONFIG_AV1_ENCODER
+  fprintf(fout, "\nAV1 Specific Options:\n");
+  arg_show_usage(fout, av1_args);
+#endif
+  fprintf(fout,
+          "\nStream timebase (--timebase):\n"
+          "  The desired precision of timestamps in the output, expressed\n"
+          "  in fractional seconds. Default is 1/1000.\n");
+  fprintf(fout, "\nIncluded encoders:\n\n");
+
+  const int num_encoder = get_aom_encoder_count();
+  for (int i = 0; i < num_encoder; ++i) {
+    const AvxInterface *const encoder = get_aom_encoder_by_index(i);
+    const char *defstr = (i == (num_encoder - 1)) ? "(default)" : "";
+    fprintf(fout, "    %-6s - %s %s\n", encoder->name,
+            aom_codec_iface_name(encoder->codec_interface()), defstr);
+  }
+  fprintf(fout, "\n        ");
+  fprintf(fout, "Use --codec to switch to a non-default encoder.\n\n");
+}
+
+void usage_exit(void) {
+  show_help(stderr, 1);
+  exit(EXIT_FAILURE);
+}
+
+#if CONFIG_AV1_ENCODER
+#define ARG_CTRL_CNT_MAX NELEMENTS(av1_arg_ctrl_map)
+#endif
+
+#if !CONFIG_WEBM_IO
+typedef int stereo_format_t;
+struct WebmOutputContext {
+  int debug;
+};
+#endif
+
+/* Per-stream configuration */
+struct stream_config {
+  struct aom_codec_enc_cfg cfg;
+  const char *out_fn;
+  const char *stats_fn;
+#if CONFIG_FP_MB_STATS
+  const char *fpmb_stats_fn;
+#endif
+  stereo_format_t stereo_fmt;
+  int arg_ctrls[ARG_CTRL_CNT_MAX][2];
+  int arg_ctrl_cnt;
+  int write_webm;
+  const char *film_grain_filename;
+  int write_ivf;
+  // whether to use 16bit internal buffers
+  int use_16bit_internal;
+};
+
+struct stream_state {
+  int index;
+  struct stream_state *next;
+  struct stream_config config;
+  FILE *file;
+  struct rate_hist *rate_hist;
+  struct WebmOutputContext webm_ctx;
+  uint64_t psnr_sse_total;
+  uint64_t psnr_samples_total;
+  double psnr_totals[4];
+  int psnr_count;
+  int counts[64];
+  aom_codec_ctx_t encoder;
+  unsigned int frames_out;
+  uint64_t cx_time;
+  size_t nbytes;
+  stats_io_t stats;
+#if CONFIG_FP_MB_STATS
+  stats_io_t fpmb_stats;
+#endif
+  struct aom_image *img;
+  aom_codec_ctx_t decoder;
+  int mismatch_seen;
+};
+
+static void validate_positive_rational(const char *msg,
+                                       struct aom_rational *rat) {
+  if (rat->den < 0) {
+    rat->num *= -1;
+    rat->den *= -1;
+  }
+
+  if (rat->num < 0) die("Error: %s must be positive\n", msg);
+
+  if (!rat->den) die("Error: %s has zero denominator\n", msg);
+}
+
+static void parse_global_config(struct AvxEncoderConfig *global, int *argc,
+                                char ***argv) {
+  char **argi, **argj;
+  struct arg arg;
+  const int num_encoder = get_aom_encoder_count();
+  char **argv_local = (char **)*argv;
+#if CONFIG_FILEOPTIONS
+  int argc_local = *argc;
+#endif
+  if (num_encoder < 1) die("Error: no valid encoder available\n");
+
+  /* Initialize default parameters */
+  memset(global, 0, sizeof(*global));
+  global->codec = get_aom_encoder_by_index(num_encoder - 1);
+  global->passes = 0;
+  global->color_type = I420;
+
+#if CONFIG_FILEOPTIONS
+  const char *cfg = NULL;
+  int cfg_included = 0;
+#endif
+  for (argi = argj = argv_local; (*argj = *argi); argi += arg.argv_step) {
+    arg.argv_step = 1;
+
+#if CONFIG_FILEOPTIONS
+    if (arg_match(&arg, &use_cfg, argi)) {
+      if (cfg_included) continue;
+      cfg = arg.val;
+
+      arg_cfg(&argc_local, &argv_local, cfg);
+
+      *argj = *argi = *argv_local;
+      argj = argi = argv_local;
+      *argv = argv_local;
+      cfg_included = 1;
+      continue;
+    }
+#endif
+    if (arg_match(&arg, &help, argi)) {
+      show_help(stdout, 0);
+      exit(EXIT_SUCCESS);
+    } else if (arg_match(&arg, &codecarg, argi)) {
+      global->codec = get_aom_encoder_by_name(arg.val);
+      if (!global->codec)
+        die("Error: Unrecognized argument (%s) to --codec\n", arg.val);
+    } else if (arg_match(&arg, &passes, argi)) {
+      global->passes = arg_parse_uint(&arg);
+
+      if (global->passes < 1 || global->passes > 2)
+        die("Error: Invalid number of passes (%d)\n", global->passes);
+    } else if (arg_match(&arg, &pass_arg, argi)) {
+      global->pass = arg_parse_uint(&arg);
+
+      if (global->pass < 1 || global->pass > 2)
+        die("Error: Invalid pass selected (%d)\n", global->pass);
+    } else if (arg_match(&arg, &usage, argi))
+      global->usage = arg_parse_uint(&arg);
+    else if (arg_match(&arg, &good_dl, argi))
+      warn("Deprecated --good option! Ignoring\n");
+    else if (arg_match(&arg, &use_yv12, argi))
+      global->color_type = YV12;
+    else if (arg_match(&arg, &use_i420, argi))
+      global->color_type = I420;
+    else if (arg_match(&arg, &use_i422, argi))
+      global->color_type = I422;
+    else if (arg_match(&arg, &use_i444, argi))
+      global->color_type = I444;
+    else if (arg_match(&arg, &quietarg, argi))
+      global->quiet = 1;
+    else if (arg_match(&arg, &verbosearg, argi))
+      global->verbose = 1;
+    else if (arg_match(&arg, &limit, argi))
+      global->limit = arg_parse_uint(&arg);
+    else if (arg_match(&arg, &skip, argi))
+      global->skip_frames = arg_parse_uint(&arg);
+    else if (arg_match(&arg, &psnrarg, argi))
+      global->show_psnr = 1;
+    else if (arg_match(&arg, &recontest, argi))
+      global->test_decode = arg_parse_enum_or_int(&arg);
+    else if (arg_match(&arg, &framerate, argi)) {
+      global->framerate = arg_parse_rational(&arg);
+      validate_positive_rational(arg.name, &global->framerate);
+      global->have_framerate = 1;
+    } else if (arg_match(&arg, &out_part, argi))
+      global->out_part = 1;
+    else if (arg_match(&arg, &debugmode, argi))
+      global->debug = 1;
+    else if (arg_match(&arg, &q_hist_n, argi))
+      global->show_q_hist_buckets = arg_parse_uint(&arg);
+    else if (arg_match(&arg, &rate_hist_n, argi))
+      global->show_rate_hist_buckets = arg_parse_uint(&arg);
+    else if (arg_match(&arg, &disable_warnings, argi))
+      global->disable_warnings = 1;
+    else if (arg_match(&arg, &disable_warning_prompt, argi))
+      global->disable_warning_prompt = 1;
+    else
+      argj++;
+  }
+
+  if (global->pass) {
+    /* DWIM: Assume the user meant passes=2 if pass=2 is specified */
+    if (global->pass > global->passes) {
+      warn("Assuming --pass=%d implies --passes=%d\n", global->pass,
+           global->pass);
+      global->passes = global->pass;
+    }
+  }
+  /* Validate global config */
+  if (global->passes == 0) {
+#if CONFIG_AV1_ENCODER
+    // Make default AV1 passes = 2 until there is a better quality 1-pass
+    // encoder
+    if (global->codec != NULL && global->codec->name != NULL)
+      global->passes = (strcmp(global->codec->name, "av1") == 0) ? 2 : 1;
+#else
+    global->passes = 1;
+#endif
+  }
+}
+
+static void open_input_file(struct AvxInputContext *input) {
+  /* Parse certain options from the input file, if possible */
+  input->file = strcmp(input->filename, "-") ? fopen(input->filename, "rb")
+                                             : set_binary_mode(stdin);
+
+  if (!input->file) fatal("Failed to open input file");
+
+  if (!fseeko(input->file, 0, SEEK_END)) {
+    /* Input file is seekable. Figure out how long it is, so we can get
+     * progress info.
+     */
+    input->length = ftello(input->file);
+    rewind(input->file);
+  }
+
+  /* Default to 1:1 pixel aspect ratio. */
+  input->pixel_aspect_ratio.numerator = 1;
+  input->pixel_aspect_ratio.denominator = 1;
+
+  /* For RAW input sources, these bytes will applied on the first frame
+   *  in read_frame().
+   */
+  input->detect.buf_read = fread(input->detect.buf, 1, 4, input->file);
+  input->detect.position = 0;
+
+  if (input->detect.buf_read == 4 && file_is_y4m(input->detect.buf)) {
+    if (y4m_input_open(&input->y4m, input->file, input->detect.buf, 4,
+                       input->only_i420) >= 0) {
+      input->file_type = FILE_TYPE_Y4M;
+      input->width = input->y4m.pic_w;
+      input->height = input->y4m.pic_h;
+      input->pixel_aspect_ratio.numerator = input->y4m.par_n;
+      input->pixel_aspect_ratio.denominator = input->y4m.par_d;
+      input->framerate.numerator = input->y4m.fps_n;
+      input->framerate.denominator = input->y4m.fps_d;
+      input->fmt = input->y4m.aom_fmt;
+      input->bit_depth = input->y4m.bit_depth;
+    } else
+      fatal("Unsupported Y4M stream.");
+  } else if (input->detect.buf_read == 4 && fourcc_is_ivf(input->detect.buf)) {
+    fatal("IVF is not supported as input.");
+  } else {
+    input->file_type = FILE_TYPE_RAW;
+  }
+}
+
+static void close_input_file(struct AvxInputContext *input) {
+  fclose(input->file);
+  if (input->file_type == FILE_TYPE_Y4M) y4m_input_close(&input->y4m);
+}
+
+static struct stream_state *new_stream(struct AvxEncoderConfig *global,
+                                       struct stream_state *prev) {
+  struct stream_state *stream;
+
+  stream = calloc(1, sizeof(*stream));
+  if (stream == NULL) {
+    fatal("Failed to allocate new stream.");
+  }
+
+  if (prev) {
+    memcpy(stream, prev, sizeof(*stream));
+    stream->index++;
+    prev->next = stream;
+  } else {
+    aom_codec_err_t res;
+
+    /* Populate encoder configuration */
+    res = aom_codec_enc_config_default(global->codec->codec_interface(),
+                                       &stream->config.cfg, global->usage);
+    if (res) fatal("Failed to get config: %s\n", aom_codec_err_to_string(res));
+
+    /* Change the default timebase to a high enough value so that the
+     * encoder will always create strictly increasing timestamps.
+     */
+    stream->config.cfg.g_timebase.den = 1000;
+
+    /* Never use the library's default resolution, require it be parsed
+     * from the file or set on the command line.
+     */
+    stream->config.cfg.g_w = 0;
+    stream->config.cfg.g_h = 0;
+
+    /* Initialize remaining stream parameters */
+    stream->config.write_webm = 1;
+    stream->config.write_ivf = 0;
+
+#if CONFIG_WEBM_IO
+    stream->config.stereo_fmt = STEREO_FORMAT_MONO;
+    stream->webm_ctx.last_pts_ns = -1;
+    stream->webm_ctx.writer = NULL;
+    stream->webm_ctx.segment = NULL;
+#endif
+
+    /* Allows removal of the application version from the EBML tags */
+    stream->webm_ctx.debug = global->debug;
+  }
+
+  /* Output files must be specified for each stream */
+  stream->config.out_fn = NULL;
+
+  stream->next = NULL;
+  return stream;
+}
+
+static void set_config_arg_ctrls(struct stream_config *config, int key,
+                                 const struct arg *arg) {
+  int j;
+  if (key == AV1E_SET_FILM_GRAIN_TABLE) {
+    config->film_grain_filename = arg->val;
+    return;
+  }
+
+  /* Point either to the next free element or the first instance of this
+   * control.
+   */
+  for (j = 0; j < config->arg_ctrl_cnt; j++)
+    if (config->arg_ctrls[j][0] == key) break;
+
+  /* Update/insert */
+  assert(j < (int)ARG_CTRL_CNT_MAX);
+  config->arg_ctrls[j][0] = key;
+  config->arg_ctrls[j][1] = arg_parse_enum_or_int(arg);
+  if (j == config->arg_ctrl_cnt) config->arg_ctrl_cnt++;
+}
+
+static int parse_stream_params(struct AvxEncoderConfig *global,
+                               struct stream_state *stream, char **argv) {
+  char **argi, **argj;
+  struct arg arg;
+  static const arg_def_t **ctrl_args = no_args;
+  static const int *ctrl_args_map = NULL;
+  struct stream_config *config = &stream->config;
+  int eos_mark_found = 0;
+  int webm_forced = 0;
+
+  // Handle codec specific options
+  if (0) {
+#if CONFIG_AV1_ENCODER
+  } else if (strcmp(global->codec->name, "av1") == 0) {
+    // TODO(jingning): Reuse AV1 specific encoder configuration parameters.
+    // Consider to expand this set for AV1 encoder control.
+    ctrl_args = av1_args;
+    ctrl_args_map = av1_arg_ctrl_map;
+#endif
+  }
+
+  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
+    arg.argv_step = 1;
+
+    /* Once we've found an end-of-stream marker (--) we want to continue
+     * shifting arguments but not consuming them.
+     */
+    if (eos_mark_found) {
+      argj++;
+      continue;
+    } else if (!strcmp(*argj, "--")) {
+      eos_mark_found = 1;
+      continue;
+    }
+
+    if (arg_match(&arg, &outputfile, argi)) {
+      config->out_fn = arg.val;
+      if (!webm_forced) {
+        const size_t out_fn_len = strlen(config->out_fn);
+        if (out_fn_len >= 4 &&
+            !strcmp(config->out_fn + out_fn_len - 4, ".ivf")) {
+          config->write_webm = 0;
+          config->write_ivf = 1;
+        } else if (out_fn_len >= 4 &&
+                   !strcmp(config->out_fn + out_fn_len - 4, ".obu")) {
+          config->write_webm = 0;
+          config->write_ivf = 0;
+        }
+      }
+    } else if (arg_match(&arg, &fpf_name, argi)) {
+      config->stats_fn = arg.val;
+#if CONFIG_FP_MB_STATS
+    } else if (arg_match(&arg, &fpmbf_name, argi)) {
+      config->fpmb_stats_fn = arg.val;
+#endif
+    } else if (arg_match(&arg, &use_webm, argi)) {
+#if CONFIG_WEBM_IO
+      config->write_webm = 1;
+      webm_forced = 1;
+#else
+      die("Error: --webm specified but webm is disabled.");
+#endif
+    } else if (arg_match(&arg, &use_ivf, argi)) {
+      config->write_webm = 0;
+      config->write_ivf = 1;
+    } else if (arg_match(&arg, &use_obu, argi)) {
+      config->write_webm = 0;
+      config->write_ivf = 0;
+    } else if (arg_match(&arg, &threads, argi)) {
+      config->cfg.g_threads = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &profile, argi)) {
+      config->cfg.g_profile = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &width, argi)) {
+      config->cfg.g_w = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &height, argi)) {
+      config->cfg.g_h = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &forced_max_frame_width, argi)) {
+      config->cfg.g_forced_max_frame_width = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &forced_max_frame_height, argi)) {
+      config->cfg.g_forced_max_frame_height = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &bitdeptharg, argi)) {
+      config->cfg.g_bit_depth = arg_parse_enum_or_int(&arg);
+    } else if (arg_match(&arg, &inbitdeptharg, argi)) {
+      config->cfg.g_input_bit_depth = arg_parse_uint(&arg);
+#if CONFIG_WEBM_IO
+    } else if (arg_match(&arg, &stereo_mode, argi)) {
+      config->stereo_fmt = arg_parse_enum_or_int(&arg);
+#endif
+    } else if (arg_match(&arg, &timebase, argi)) {
+      config->cfg.g_timebase = arg_parse_rational(&arg);
+      validate_positive_rational(arg.name, &config->cfg.g_timebase);
+    } else if (arg_match(&arg, &global_error_resilient, argi)) {
+      config->cfg.g_error_resilient = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &lag_in_frames, argi)) {
+      config->cfg.g_lag_in_frames = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &large_scale_tile, argi)) {
+      config->cfg.large_scale_tile = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &monochrome, argi)) {
+      config->cfg.monochrome = 1;
+    } else if (arg_match(&arg, &full_still_picture_hdr, argi)) {
+      config->cfg.full_still_picture_hdr = 1;
+    } else if (arg_match(&arg, &dropframe_thresh, argi)) {
+      config->cfg.rc_dropframe_thresh = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &resize_mode, argi)) {
+      config->cfg.rc_resize_mode = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &resize_denominator, argi)) {
+      config->cfg.rc_resize_denominator = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &resize_kf_denominator, argi)) {
+      config->cfg.rc_resize_kf_denominator = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &superres_mode, argi)) {
+      config->cfg.rc_superres_mode = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &superres_denominator, argi)) {
+      config->cfg.rc_superres_denominator = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &superres_kf_denominator, argi)) {
+      config->cfg.rc_superres_kf_denominator = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &superres_qthresh, argi)) {
+      config->cfg.rc_superres_qthresh = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &superres_kf_qthresh, argi)) {
+      config->cfg.rc_superres_kf_qthresh = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &end_usage, argi)) {
+      config->cfg.rc_end_usage = arg_parse_enum_or_int(&arg);
+    } else if (arg_match(&arg, &target_bitrate, argi)) {
+      config->cfg.rc_target_bitrate = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &min_quantizer, argi)) {
+      config->cfg.rc_min_quantizer = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &max_quantizer, argi)) {
+      config->cfg.rc_max_quantizer = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &undershoot_pct, argi)) {
+      config->cfg.rc_undershoot_pct = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &overshoot_pct, argi)) {
+      config->cfg.rc_overshoot_pct = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &buf_sz, argi)) {
+      config->cfg.rc_buf_sz = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &buf_initial_sz, argi)) {
+      config->cfg.rc_buf_initial_sz = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &buf_optimal_sz, argi)) {
+      config->cfg.rc_buf_optimal_sz = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &bias_pct, argi)) {
+      config->cfg.rc_2pass_vbr_bias_pct = arg_parse_uint(&arg);
+      if (global->passes < 2)
+        warn("option %s ignored in one-pass mode.\n", arg.name);
+    } else if (arg_match(&arg, &minsection_pct, argi)) {
+      config->cfg.rc_2pass_vbr_minsection_pct = arg_parse_uint(&arg);
+
+      if (global->passes < 2)
+        warn("option %s ignored in one-pass mode.\n", arg.name);
+    } else if (arg_match(&arg, &maxsection_pct, argi)) {
+      config->cfg.rc_2pass_vbr_maxsection_pct = arg_parse_uint(&arg);
+
+      if (global->passes < 2)
+        warn("option %s ignored in one-pass mode.\n", arg.name);
+    } else if (arg_match(&arg, &fwd_kf_enabled, argi)) {
+      config->cfg.fwd_kf_enabled = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &kf_min_dist, argi)) {
+      config->cfg.kf_min_dist = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &kf_max_dist, argi)) {
+      config->cfg.kf_max_dist = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &kf_disabled, argi)) {
+      config->cfg.kf_mode = AOM_KF_DISABLED;
+    } else if (arg_match(&arg, &sframe_dist, argi)) {
+      config->cfg.sframe_dist = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &sframe_mode, argi)) {
+      config->cfg.sframe_mode = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &save_as_annexb, argi)) {
+      config->cfg.save_as_annexb = arg_parse_uint(&arg);
+    } else if (arg_match(&arg, &tile_width, argi)) {
+      config->cfg.tile_width_count =
+          arg_parse_list(&arg, config->cfg.tile_widths, MAX_TILE_WIDTHS);
+    } else if (arg_match(&arg, &tile_height, argi)) {
+      config->cfg.tile_height_count =
+          arg_parse_list(&arg, config->cfg.tile_heights, MAX_TILE_HEIGHTS);
+#if CONFIG_FILEOPTIONS
+    } else if (arg_match(&arg, &ext_partition, argi)) {
+      config->cfg.cfg.ext_partition = !!arg_parse_uint(&arg) > 0;
+#endif
+    } else {
+      int i, match = 0;
+      for (i = 0; ctrl_args[i]; i++) {
+        if (arg_match(&arg, ctrl_args[i], argi)) {
+          match = 1;
+          if (ctrl_args_map) {
+            set_config_arg_ctrls(config, ctrl_args_map[i], &arg);
+          }
+        }
+      }
+      if (!match) argj++;
+    }
+  }
+  config->use_16bit_internal =
+      config->cfg.g_bit_depth > AOM_BITS_8 || !CONFIG_LOWBITDEPTH;
+  return eos_mark_found;
+}
+
+#define FOREACH_STREAM(iterator, list)                 \
+  for (struct stream_state *iterator = list; iterator; \
+       iterator = iterator->next)
+
+static void validate_stream_config(const struct stream_state *stream,
+                                   const struct AvxEncoderConfig *global) {
+  const struct stream_state *streami;
+  (void)global;
+
+  if (!stream->config.cfg.g_w || !stream->config.cfg.g_h)
+    fatal(
+        "Stream %d: Specify stream dimensions with --width (-w) "
+        " and --height (-h)",
+        stream->index);
+
+  // Check that the codec bit depth is greater than the input bit depth.
+  if (stream->config.cfg.g_input_bit_depth >
+      (unsigned int)stream->config.cfg.g_bit_depth) {
+    fatal("Stream %d: codec bit depth (%d) less than input bit depth (%d)",
+          stream->index, (int)stream->config.cfg.g_bit_depth,
+          stream->config.cfg.g_input_bit_depth);
+  }
+
+  for (streami = stream; streami; streami = streami->next) {
+    /* All streams require output files */
+    if (!streami->config.out_fn)
+      fatal("Stream %d: Output file is required (specify with -o)",
+            streami->index);
+
+    /* Check for two streams outputting to the same file */
+    if (streami != stream) {
+      const char *a = stream->config.out_fn;
+      const char *b = streami->config.out_fn;
+      if (!strcmp(a, b) && strcmp(a, "/dev/null") && strcmp(a, ":nul"))
+        fatal("Stream %d: duplicate output file (from stream %d)",
+              streami->index, stream->index);
+    }
+
+    /* Check for two streams sharing a stats file. */
+    if (streami != stream) {
+      const char *a = stream->config.stats_fn;
+      const char *b = streami->config.stats_fn;
+      if (a && b && !strcmp(a, b))
+        fatal("Stream %d: duplicate stats file (from stream %d)",
+              streami->index, stream->index);
+    }
+
+#if CONFIG_FP_MB_STATS
+    /* Check for two streams sharing a mb stats file. */
+    if (streami != stream) {
+      const char *a = stream->config.fpmb_stats_fn;
+      const char *b = streami->config.fpmb_stats_fn;
+      if (a && b && !strcmp(a, b))
+        fatal("Stream %d: duplicate mb stats file (from stream %d)",
+              streami->index, stream->index);
+    }
+#endif
+  }
+}
+
+static void set_stream_dimensions(struct stream_state *stream, unsigned int w,
+                                  unsigned int h) {
+  if (!stream->config.cfg.g_w) {
+    if (!stream->config.cfg.g_h)
+      stream->config.cfg.g_w = w;
+    else
+      stream->config.cfg.g_w = w * stream->config.cfg.g_h / h;
+  }
+  if (!stream->config.cfg.g_h) {
+    stream->config.cfg.g_h = h * stream->config.cfg.g_w / w;
+  }
+}
+
+static const char *file_type_to_string(enum VideoFileType t) {
+  switch (t) {
+    case FILE_TYPE_RAW: return "RAW";
+    case FILE_TYPE_Y4M: return "Y4M";
+    default: return "Other";
+  }
+}
+
+static const char *image_format_to_string(aom_img_fmt_t f) {
+  switch (f) {
+    case AOM_IMG_FMT_I420: return "I420";
+    case AOM_IMG_FMT_I422: return "I422";
+    case AOM_IMG_FMT_I444: return "I444";
+    case AOM_IMG_FMT_YV12: return "YV12";
+    case AOM_IMG_FMT_I42016: return "I42016";
+    case AOM_IMG_FMT_I42216: return "I42216";
+    case AOM_IMG_FMT_I44416: return "I44416";
+    default: return "Other";
+  }
+}
+
+static void show_stream_config(struct stream_state *stream,
+                               struct AvxEncoderConfig *global,
+                               struct AvxInputContext *input) {
+#define SHOW(field) \
+  fprintf(stderr, "    %-28s = %d\n", #field, stream->config.cfg.field)
+
+  if (stream->index == 0) {
+    fprintf(stderr, "Codec: %s\n",
+            aom_codec_iface_name(global->codec->codec_interface()));
+    fprintf(stderr, "Source file: %s File Type: %s Format: %s\n",
+            input->filename, file_type_to_string(input->file_type),
+            image_format_to_string(input->fmt));
+  }
+  if (stream->next || stream->index)
+    fprintf(stderr, "\nStream Index: %d\n", stream->index);
+  fprintf(stderr, "Destination file: %s\n", stream->config.out_fn);
+  fprintf(stderr, "Coding path: %s\n",
+          stream->config.use_16bit_internal ? "HBD" : "LBD");
+  fprintf(stderr, "Encoder parameters:\n");
+
+  SHOW(g_usage);
+  SHOW(g_threads);
+  SHOW(g_profile);
+  SHOW(g_w);
+  SHOW(g_h);
+  SHOW(g_bit_depth);
+  SHOW(g_input_bit_depth);
+  SHOW(g_timebase.num);
+  SHOW(g_timebase.den);
+  SHOW(g_error_resilient);
+  SHOW(g_pass);
+  SHOW(g_lag_in_frames);
+  SHOW(large_scale_tile);
+  SHOW(rc_dropframe_thresh);
+  SHOW(rc_resize_mode);
+  SHOW(rc_resize_denominator);
+  SHOW(rc_resize_kf_denominator);
+  SHOW(rc_superres_mode);
+  SHOW(rc_superres_denominator);
+  SHOW(rc_superres_kf_denominator);
+  SHOW(rc_superres_qthresh);
+  SHOW(rc_superres_kf_qthresh);
+  SHOW(rc_end_usage);
+  SHOW(rc_target_bitrate);
+  SHOW(rc_min_quantizer);
+  SHOW(rc_max_quantizer);
+  SHOW(rc_undershoot_pct);
+  SHOW(rc_overshoot_pct);
+  SHOW(rc_buf_sz);
+  SHOW(rc_buf_initial_sz);
+  SHOW(rc_buf_optimal_sz);
+  SHOW(rc_2pass_vbr_bias_pct);
+  SHOW(rc_2pass_vbr_minsection_pct);
+  SHOW(rc_2pass_vbr_maxsection_pct);
+  SHOW(fwd_kf_enabled);
+  SHOW(kf_mode);
+  SHOW(kf_min_dist);
+  SHOW(kf_max_dist);
+}
+
+static void open_output_file(struct stream_state *stream,
+                             struct AvxEncoderConfig *global,
+                             const struct AvxRational *pixel_aspect_ratio) {
+  const char *fn = stream->config.out_fn;
+  const struct aom_codec_enc_cfg *const cfg = &stream->config.cfg;
+
+  if (cfg->g_pass == AOM_RC_FIRST_PASS) return;
+
+  stream->file = strcmp(fn, "-") ? fopen(fn, "wb") : set_binary_mode(stdout);
+
+  if (!stream->file) fatal("Failed to open output file");
+
+  if (stream->config.write_webm && fseek(stream->file, 0, SEEK_CUR))
+    fatal("WebM output to pipes not supported.");
+
+#if CONFIG_WEBM_IO
+  if (stream->config.write_webm) {
+    stream->webm_ctx.stream = stream->file;
+    write_webm_file_header(&stream->webm_ctx, cfg, stream->config.stereo_fmt,
+                           global->codec->fourcc, pixel_aspect_ratio);
+  }
+#else
+  (void)pixel_aspect_ratio;
+#endif
+
+  if (!stream->config.write_webm && stream->config.write_ivf) {
+    ivf_write_file_header(stream->file, cfg, global->codec->fourcc, 0);
+  }
+}
+
+static void close_output_file(struct stream_state *stream,
+                              unsigned int fourcc) {
+  const struct aom_codec_enc_cfg *const cfg = &stream->config.cfg;
+
+  if (cfg->g_pass == AOM_RC_FIRST_PASS) return;
+
+#if CONFIG_WEBM_IO
+  if (stream->config.write_webm) {
+    write_webm_file_footer(&stream->webm_ctx);
+  }
+#endif
+
+  if (!stream->config.write_webm && stream->config.write_ivf) {
+    if (!fseek(stream->file, 0, SEEK_SET))
+      ivf_write_file_header(stream->file, &stream->config.cfg, fourcc,
+                            stream->frames_out);
+  }
+
+  fclose(stream->file);
+}
+
+static void setup_pass(struct stream_state *stream,
+                       struct AvxEncoderConfig *global, int pass) {
+  if (stream->config.stats_fn) {
+    if (!stats_open_file(&stream->stats, stream->config.stats_fn, pass))
+      fatal("Failed to open statistics store");
+  } else {
+    if (!stats_open_mem(&stream->stats, pass))
+      fatal("Failed to open statistics store");
+  }
+
+#if CONFIG_FP_MB_STATS
+  if (stream->config.fpmb_stats_fn) {
+    if (!stats_open_file(&stream->fpmb_stats, stream->config.fpmb_stats_fn,
+                         pass))
+      fatal("Failed to open mb statistics store");
+  } else {
+    if (!stats_open_mem(&stream->fpmb_stats, pass))
+      fatal("Failed to open mb statistics store");
+  }
+#endif
+
+  stream->config.cfg.g_pass = global->passes == 2
+                                  ? pass ? AOM_RC_LAST_PASS : AOM_RC_FIRST_PASS
+                                  : AOM_RC_ONE_PASS;
+  if (pass) {
+    stream->config.cfg.rc_twopass_stats_in = stats_get(&stream->stats);
+#if CONFIG_FP_MB_STATS
+    stream->config.cfg.rc_firstpass_mb_stats_in =
+        stats_get(&stream->fpmb_stats);
+#endif
+  }
+
+  stream->cx_time = 0;
+  stream->nbytes = 0;
+  stream->frames_out = 0;
+}
+
+static void initialize_encoder(struct stream_state *stream,
+                               struct AvxEncoderConfig *global) {
+  int i;
+  int flags = 0;
+
+  flags |= global->show_psnr ? AOM_CODEC_USE_PSNR : 0;
+  flags |= global->out_part ? AOM_CODEC_USE_OUTPUT_PARTITION : 0;
+  flags |= stream->config.use_16bit_internal ? AOM_CODEC_USE_HIGHBITDEPTH : 0;
+
+  /* Construct Encoder Context */
+  aom_codec_enc_init(&stream->encoder, global->codec->codec_interface(),
+                     &stream->config.cfg, flags);
+  ctx_exit_on_error(&stream->encoder, "Failed to initialize encoder");
+
+  /* Note that we bypass the aom_codec_control wrapper macro because
+   * we're being clever to store the control IDs in an array. Real
+   * applications will want to make use of the enumerations directly
+   */
+  for (i = 0; i < stream->config.arg_ctrl_cnt; i++) {
+    int ctrl = stream->config.arg_ctrls[i][0];
+    int value = stream->config.arg_ctrls[i][1];
+    if (aom_codec_control_(&stream->encoder, ctrl, value))
+      fprintf(stderr, "Error: Tried to set control %d = %d\n", ctrl, value);
+
+    ctx_exit_on_error(&stream->encoder, "Failed to control codec");
+  }
+  if (stream->config.film_grain_filename) {
+    aom_codec_control_(&stream->encoder, AV1E_SET_FILM_GRAIN_TABLE,
+                       stream->config.film_grain_filename);
+  }
+
+#if CONFIG_AV1_DECODER
+  if (global->test_decode != TEST_DECODE_OFF) {
+    const AvxInterface *decoder = get_aom_decoder_by_name(global->codec->name);
+    aom_codec_dec_cfg_t cfg = { 0, 0, 0, CONFIG_LOWBITDEPTH, { 1 } };
+    aom_codec_dec_init(&stream->decoder, decoder->codec_interface(), &cfg, 0);
+
+    if (strcmp(global->codec->name, "av1") == 0) {
+      aom_codec_control(&stream->decoder, AV1_SET_TILE_MODE,
+                        stream->config.cfg.large_scale_tile);
+      ctx_exit_on_error(&stream->decoder, "Failed to set decode_tile_mode");
+
+      aom_codec_control(&stream->decoder, AV1D_SET_IS_ANNEXB,
+                        stream->config.cfg.save_as_annexb);
+      ctx_exit_on_error(&stream->decoder, "Failed to set is_annexb");
+
+      aom_codec_control(&stream->decoder, AV1_SET_DECODE_TILE_ROW, -1);
+      ctx_exit_on_error(&stream->decoder, "Failed to set decode_tile_row");
+
+      aom_codec_control(&stream->decoder, AV1_SET_DECODE_TILE_COL, -1);
+      ctx_exit_on_error(&stream->decoder, "Failed to set decode_tile_col");
+    }
+  }
+#endif
+}
+
+static void encode_frame(struct stream_state *stream,
+                         struct AvxEncoderConfig *global, struct aom_image *img,
+                         unsigned int frames_in) {
+  aom_codec_pts_t frame_start, next_frame_start;
+  struct aom_codec_enc_cfg *cfg = &stream->config.cfg;
+  struct aom_usec_timer timer;
+
+  frame_start =
+      (cfg->g_timebase.den * (int64_t)(frames_in - 1) * global->framerate.den) /
+      cfg->g_timebase.num / global->framerate.num;
+  next_frame_start =
+      (cfg->g_timebase.den * (int64_t)(frames_in)*global->framerate.den) /
+      cfg->g_timebase.num / global->framerate.num;
+
+  /* Scale if necessary */
+  if (img) {
+    if ((img->fmt & AOM_IMG_FMT_HIGHBITDEPTH) &&
+        (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
+      if (img->fmt != AOM_IMG_FMT_I42016) {
+        fprintf(stderr, "%s can only scale 4:2:0 inputs\n", exec_name);
+        exit(EXIT_FAILURE);
+      }
+#if CONFIG_LIBYUV
+      if (!stream->img) {
+        stream->img =
+            aom_img_alloc(NULL, AOM_IMG_FMT_I42016, cfg->g_w, cfg->g_h, 16);
+      }
+      I420Scale_16(
+          (uint16 *)img->planes[AOM_PLANE_Y], img->stride[AOM_PLANE_Y] / 2,
+          (uint16 *)img->planes[AOM_PLANE_U], img->stride[AOM_PLANE_U] / 2,
+          (uint16 *)img->planes[AOM_PLANE_V], img->stride[AOM_PLANE_V] / 2,
+          img->d_w, img->d_h, (uint16 *)stream->img->planes[AOM_PLANE_Y],
+          stream->img->stride[AOM_PLANE_Y] / 2,
+          (uint16 *)stream->img->planes[AOM_PLANE_U],
+          stream->img->stride[AOM_PLANE_U] / 2,
+          (uint16 *)stream->img->planes[AOM_PLANE_V],
+          stream->img->stride[AOM_PLANE_V] / 2, stream->img->d_w,
+          stream->img->d_h, kFilterBox);
+      img = stream->img;
+#else
+      stream->encoder.err = 1;
+      ctx_exit_on_error(&stream->encoder,
+                        "Stream %d: Failed to encode frame.\n"
+                        "libyuv is required for scaling but is currently "
+                        "disabled.\n"
+                        "Be sure to specify -DCONFIG_LIBYUV=1 when running "
+                        "cmake.\n",
+                        stream->index);
+#endif
+    }
+  }
+  if (img && (img->d_w != cfg->g_w || img->d_h != cfg->g_h)) {
+    if (img->fmt != AOM_IMG_FMT_I420 && img->fmt != AOM_IMG_FMT_YV12) {
+      fprintf(stderr, "%s can only scale 4:2:0 8bpp inputs\n", exec_name);
+      exit(EXIT_FAILURE);
+    }
+#if CONFIG_LIBYUV
+    if (!stream->img)
+      stream->img =
+          aom_img_alloc(NULL, AOM_IMG_FMT_I420, cfg->g_w, cfg->g_h, 16);
+    I420Scale(
+        img->planes[AOM_PLANE_Y], img->stride[AOM_PLANE_Y],
+        img->planes[AOM_PLANE_U], img->stride[AOM_PLANE_U],
+        img->planes[AOM_PLANE_V], img->stride[AOM_PLANE_V], img->d_w, img->d_h,
+        stream->img->planes[AOM_PLANE_Y], stream->img->stride[AOM_PLANE_Y],
+        stream->img->planes[AOM_PLANE_U], stream->img->stride[AOM_PLANE_U],
+        stream->img->planes[AOM_PLANE_V], stream->img->stride[AOM_PLANE_V],
+        stream->img->d_w, stream->img->d_h, kFilterBox);
+    img = stream->img;
+#else
+    stream->encoder.err = 1;
+    ctx_exit_on_error(&stream->encoder,
+                      "Stream %d: Failed to encode frame.\n"
+                      "Scaling disabled in this configuration. \n"
+                      "To enable, configure with --enable-libyuv\n",
+                      stream->index);
+#endif
+  }
+
+  aom_usec_timer_start(&timer);
+  aom_codec_encode(&stream->encoder, img, frame_start,
+                   (uint32_t)(next_frame_start - frame_start), 0);
+  aom_usec_timer_mark(&timer);
+  stream->cx_time += aom_usec_timer_elapsed(&timer);
+  ctx_exit_on_error(&stream->encoder, "Stream %d: Failed to encode frame",
+                    stream->index);
+}
+
+static void update_quantizer_histogram(struct stream_state *stream) {
+  if (stream->config.cfg.g_pass != AOM_RC_FIRST_PASS) {
+    int q;
+
+    aom_codec_control(&stream->encoder, AOME_GET_LAST_QUANTIZER_64, &q);
+    ctx_exit_on_error(&stream->encoder, "Failed to read quantizer");
+    stream->counts[q]++;
+  }
+}
+
+static void get_cx_data(struct stream_state *stream,
+                        struct AvxEncoderConfig *global, int *got_data) {
+  const aom_codec_cx_pkt_t *pkt;
+  const struct aom_codec_enc_cfg *cfg = &stream->config.cfg;
+  aom_codec_iter_t iter = NULL;
+
+  *got_data = 0;
+  while ((pkt = aom_codec_get_cx_data(&stream->encoder, &iter))) {
+    static size_t fsize = 0;
+    static FileOffset ivf_header_pos = 0;
+
+    switch (pkt->kind) {
+      case AOM_CODEC_CX_FRAME_PKT:
+        if (!(pkt->data.frame.flags & AOM_FRAME_IS_FRAGMENT)) {
+          stream->frames_out++;
+        }
+        if (!global->quiet)
+          fprintf(stderr, " %6luF", (unsigned long)pkt->data.frame.sz);
+
+        update_rate_histogram(stream->rate_hist, cfg, pkt);
+#if CONFIG_WEBM_IO
+        if (stream->config.write_webm) {
+          write_webm_block(&stream->webm_ctx, cfg, pkt);
+        }
+#endif
+        if (!stream->config.write_webm) {
+          if (stream->config.write_ivf) {
+            if (pkt->data.frame.partition_id <= 0) {
+              ivf_header_pos = ftello(stream->file);
+              fsize = pkt->data.frame.sz;
+
+              ivf_write_frame_header(stream->file, pkt->data.frame.pts, fsize);
+            } else {
+              fsize += pkt->data.frame.sz;
+
+              if (!(pkt->data.frame.flags & AOM_FRAME_IS_FRAGMENT)) {
+                const FileOffset currpos = ftello(stream->file);
+                fseeko(stream->file, ivf_header_pos, SEEK_SET);
+                ivf_write_frame_size(stream->file, fsize);
+                fseeko(stream->file, currpos, SEEK_SET);
+              }
+            }
+          }
+
+          (void)fwrite(pkt->data.frame.buf, 1, pkt->data.frame.sz,
+                       stream->file);
+        }
+        stream->nbytes += pkt->data.raw.sz;
+
+        *got_data = 1;
+#if CONFIG_AV1_DECODER
+        if (global->test_decode != TEST_DECODE_OFF && !stream->mismatch_seen) {
+          aom_codec_decode(&stream->decoder, pkt->data.frame.buf,
+                           pkt->data.frame.sz, NULL);
+          if (stream->decoder.err) {
+            warn_or_exit_on_error(&stream->decoder,
+                                  global->test_decode == TEST_DECODE_FATAL,
+                                  "Failed to decode frame %d in stream %d",
+                                  stream->frames_out + 1, stream->index);
+            stream->mismatch_seen = stream->frames_out + 1;
+          }
+        }
+#endif
+        break;
+      case AOM_CODEC_STATS_PKT:
+        stream->frames_out++;
+        stats_write(&stream->stats, pkt->data.twopass_stats.buf,
+                    pkt->data.twopass_stats.sz);
+        stream->nbytes += pkt->data.raw.sz;
+        break;
+#if CONFIG_FP_MB_STATS
+      case AOM_CODEC_FPMB_STATS_PKT:
+        stats_write(&stream->fpmb_stats, pkt->data.firstpass_mb_stats.buf,
+                    pkt->data.firstpass_mb_stats.sz);
+        stream->nbytes += pkt->data.raw.sz;
+        break;
+#endif
+      case AOM_CODEC_PSNR_PKT:
+
+        if (global->show_psnr) {
+          int i;
+
+          stream->psnr_sse_total += pkt->data.psnr.sse[0];
+          stream->psnr_samples_total += pkt->data.psnr.samples[0];
+          for (i = 0; i < 4; i++) {
+            if (!global->quiet)
+              fprintf(stderr, "%.3f ", pkt->data.psnr.psnr[i]);
+            stream->psnr_totals[i] += pkt->data.psnr.psnr[i];
+          }
+          stream->psnr_count++;
+        }
+
+        break;
+      default: break;
+    }
+  }
+}
+
+static void show_psnr(struct stream_state *stream, double peak, int64_t bps) {
+  int i;
+  double ovpsnr;
+
+  if (!stream->psnr_count) return;
+
+  fprintf(stderr, "Stream %d PSNR (Overall/Avg/Y/U/V)", stream->index);
+  ovpsnr = sse_to_psnr((double)stream->psnr_samples_total, peak,
+                       (double)stream->psnr_sse_total);
+  fprintf(stderr, " %.3f", ovpsnr);
+
+  for (i = 0; i < 4; i++) {
+    fprintf(stderr, " %.3f", stream->psnr_totals[i] / stream->psnr_count);
+  }
+  if (bps > 0) {
+    fprintf(stderr, " %7" PRId64 " bps", bps);
+  }
+  fprintf(stderr, " %7" PRId64 " ms", stream->cx_time / 1000);
+  fprintf(stderr, "\n");
+}
+
+static float usec_to_fps(uint64_t usec, unsigned int frames) {
+  return (float)(usec > 0 ? frames * 1000000.0 / (float)usec : 0);
+}
+
+static void test_decode(struct stream_state *stream,
+                        enum TestDecodeFatality fatal) {
+  aom_image_t enc_img, dec_img;
+
+  if (stream->mismatch_seen) return;
+
+  /* Get the internal reference frame */
+  aom_codec_control(&stream->encoder, AV1_GET_NEW_FRAME_IMAGE, &enc_img);
+  aom_codec_control(&stream->decoder, AV1_GET_NEW_FRAME_IMAGE, &dec_img);
+
+  if ((enc_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) !=
+      (dec_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH)) {
+    if (enc_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) {
+      aom_image_t enc_hbd_img;
+      aom_img_alloc(&enc_hbd_img, enc_img.fmt - AOM_IMG_FMT_HIGHBITDEPTH,
+                    enc_img.d_w, enc_img.d_h, 16);
+      aom_img_truncate_16_to_8(&enc_hbd_img, &enc_img);
+      enc_img = enc_hbd_img;
+    }
+    if (dec_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) {
+      aom_image_t dec_hbd_img;
+      aom_img_alloc(&dec_hbd_img, dec_img.fmt - AOM_IMG_FMT_HIGHBITDEPTH,
+                    dec_img.d_w, dec_img.d_h, 16);
+      aom_img_truncate_16_to_8(&dec_hbd_img, &dec_img);
+      dec_img = dec_hbd_img;
+    }
+  }
+
+  ctx_exit_on_error(&stream->encoder, "Failed to get encoder reference frame");
+  ctx_exit_on_error(&stream->decoder, "Failed to get decoder reference frame");
+
+  if (!aom_compare_img(&enc_img, &dec_img)) {
+    int y[4], u[4], v[4];
+    if (enc_img.fmt & AOM_IMG_FMT_HIGHBITDEPTH) {
+      aom_find_mismatch_high(&enc_img, &dec_img, y, u, v);
+    } else {
+      aom_find_mismatch(&enc_img, &dec_img, y, u, v);
+    }
+    stream->decoder.err = 1;
+    warn_or_exit_on_error(&stream->decoder, fatal == TEST_DECODE_FATAL,
+                          "Stream %d: Encode/decode mismatch on frame %d at"
+                          " Y[%d, %d] {%d/%d},"
+                          " U[%d, %d] {%d/%d},"
+                          " V[%d, %d] {%d/%d}",
+                          stream->index, stream->frames_out, y[0], y[1], y[2],
+                          y[3], u[0], u[1], u[2], u[3], v[0], v[1], v[2], v[3]);
+    stream->mismatch_seen = stream->frames_out;
+  }
+
+  aom_img_free(&enc_img);
+  aom_img_free(&dec_img);
+}
+
+static void print_time(const char *label, int64_t etl) {
+  int64_t hours;
+  int64_t mins;
+  int64_t secs;
+
+  if (etl >= 0) {
+    hours = etl / 3600;
+    etl -= hours * 3600;
+    mins = etl / 60;
+    etl -= mins * 60;
+    secs = etl;
+
+    fprintf(stderr, "[%3s %2" PRId64 ":%02" PRId64 ":%02" PRId64 "] ", label,
+            hours, mins, secs);
+  } else {
+    fprintf(stderr, "[%3s  unknown] ", label);
+  }
+}
+
+int main(int argc, const char **argv_) {
+  int pass;
+  aom_image_t raw;
+  aom_image_t raw_shift;
+  int allocated_raw_shift = 0;
+  int use_16bit_internal = 0;
+  int input_shift = 0;
+  int frame_avail, got_data;
+
+  struct AvxInputContext input;
+  struct AvxEncoderConfig global;
+  struct stream_state *streams = NULL;
+  char **argv, **argi;
+  uint64_t cx_time = 0;
+  int stream_cnt = 0;
+  int res = 0;
+  int profile_updated = 0;
+
+  memset(&input, 0, sizeof(input));
+  exec_name = argv_[0];
+
+  /* Setup default input stream settings */
+  input.framerate.numerator = 30;
+  input.framerate.denominator = 1;
+  input.only_i420 = 1;
+  input.bit_depth = 0;
+
+  /* First parse the global configuration values, because we want to apply
+   * other parameters on top of the default configuration provided by the
+   * codec.
+   */
+  argv = argv_dup(argc - 1, argv_ + 1);
+  parse_global_config(&global, &argc, &argv);
+
+#if CONFIG_FILEOPTIONS
+  if (argc < 2) usage_exit();
+#else
+  if (argc < 3) usage_exit();
+#endif
+
+  switch (global.color_type) {
+    case I420: input.fmt = AOM_IMG_FMT_I420; break;
+    case I422: input.fmt = AOM_IMG_FMT_I422; break;
+    case I444: input.fmt = AOM_IMG_FMT_I444; break;
+    case YV12: input.fmt = AOM_IMG_FMT_YV12; break;
+  }
+
+  {
+    /* Now parse each stream's parameters. Using a local scope here
+     * due to the use of 'stream' as loop variable in FOREACH_STREAM
+     * loops
+     */
+    struct stream_state *stream = NULL;
+
+    do {
+      stream = new_stream(&global, stream);
+      stream_cnt++;
+      if (!streams) streams = stream;
+    } while (parse_stream_params(&global, stream, argv));
+  }
+
+  /* Check for unrecognized options */
+  for (argi = argv; *argi; argi++)
+    if (argi[0][0] == '-' && argi[0][1])
+      die("Error: Unrecognized option %s\n", *argi);
+
+  FOREACH_STREAM(stream, streams) {
+    check_encoder_config(global.disable_warning_prompt, &global,
+                         &stream->config.cfg);
+  }
+
+  /* Handle non-option arguments */
+  input.filename = argv[0];
+
+  if (!input.filename) {
+    fprintf(stderr, "No input file specified!\n");
+    usage_exit();
+  }
+
+  /* Decide if other chroma subsamplings than 4:2:0 are supported */
+  if (global.codec->fourcc == AV1_FOURCC) input.only_i420 = 0;
+
+  for (pass = global.pass ? global.pass - 1 : 0; pass < global.passes; pass++) {
+    int frames_in = 0, seen_frames = 0;
+    int64_t estimated_time_left = -1;
+    int64_t average_rate = -1;
+    int64_t lagged_count = 0;
+
+    open_input_file(&input);
+
+    /* If the input file doesn't specify its w/h (raw files), try to get
+     * the data from the first stream's configuration.
+     */
+    if (!input.width || !input.height) {
+      FOREACH_STREAM(stream, streams) {
+        if (stream->config.cfg.g_w && stream->config.cfg.g_h) {
+          input.width = stream->config.cfg.g_w;
+          input.height = stream->config.cfg.g_h;
+          break;
+        }
+      };
+    }
+
+    /* Update stream configurations from the input file's parameters */
+    if (!input.width || !input.height)
+      fatal(
+          "Specify stream dimensions with --width (-w) "
+          " and --height (-h)");
+
+    /* If input file does not specify bit-depth but input-bit-depth parameter
+     * exists, assume that to be the input bit-depth. However, if the
+     * input-bit-depth paramter does not exist, assume the input bit-depth
+     * to be the same as the codec bit-depth.
+     */
+    if (!input.bit_depth) {
+      FOREACH_STREAM(stream, streams) {
+        if (stream->config.cfg.g_input_bit_depth)
+          input.bit_depth = stream->config.cfg.g_input_bit_depth;
+        else
+          input.bit_depth = stream->config.cfg.g_input_bit_depth =
+              (int)stream->config.cfg.g_bit_depth;
+      }
+      if (input.bit_depth > 8) input.fmt |= AOM_IMG_FMT_HIGHBITDEPTH;
+    } else {
+      FOREACH_STREAM(stream, streams) {
+        stream->config.cfg.g_input_bit_depth = input.bit_depth;
+      }
+    }
+
+    FOREACH_STREAM(stream, streams) {
+      if (input.fmt != AOM_IMG_FMT_I420 && input.fmt != AOM_IMG_FMT_I42016) {
+        /* Automatically upgrade if input is non-4:2:0 but a 4:2:0 profile
+           was selected. */
+        switch (stream->config.cfg.g_profile) {
+          case 0:
+            if (input.bit_depth < 12 && (input.fmt == AOM_IMG_FMT_I444 ||
+                                         input.fmt == AOM_IMG_FMT_I44416)) {
+              if (!stream->config.cfg.monochrome) {
+                stream->config.cfg.g_profile = 1;
+                profile_updated = 1;
+              }
+            } else if (input.bit_depth == 12 || input.fmt == AOM_IMG_FMT_I422 ||
+                       input.fmt == AOM_IMG_FMT_I42216) {
+              stream->config.cfg.g_profile = 2;
+              profile_updated = 1;
+            }
+            break;
+          case 1:
+            if (input.bit_depth == 12 || input.fmt == AOM_IMG_FMT_I422 ||
+                input.fmt == AOM_IMG_FMT_I42216) {
+              stream->config.cfg.g_profile = 2;
+              profile_updated = 1;
+            } else if (input.bit_depth < 12 &&
+                       (input.fmt == AOM_IMG_FMT_I420 ||
+                        input.fmt == AOM_IMG_FMT_I42016)) {
+              stream->config.cfg.g_profile = 0;
+              profile_updated = 1;
+            }
+            break;
+          case 2:
+            if (input.bit_depth < 12 && (input.fmt == AOM_IMG_FMT_I444 ||
+                                         input.fmt == AOM_IMG_FMT_I44416)) {
+              stream->config.cfg.g_profile = 1;
+              profile_updated = 1;
+            } else if (input.bit_depth < 12 &&
+                       (input.fmt == AOM_IMG_FMT_I420 ||
+                        input.fmt == AOM_IMG_FMT_I42016)) {
+              stream->config.cfg.g_profile = 0;
+              profile_updated = 1;
+            }
+            break;
+          default: break;
+        }
+      }
+      /* Automatically set the codec bit depth to match the input bit depth.
+       * Upgrade the profile if required. */
+      if (stream->config.cfg.g_input_bit_depth >
+          (unsigned int)stream->config.cfg.g_bit_depth) {
+        stream->config.cfg.g_bit_depth = stream->config.cfg.g_input_bit_depth;
+      }
+      if (stream->config.cfg.g_bit_depth > 10) {
+        switch (stream->config.cfg.g_profile) {
+          case 0:
+          case 1:
+            stream->config.cfg.g_profile = 2;
+            profile_updated = 1;
+            break;
+          default: break;
+        }
+      }
+      if (stream->config.cfg.g_bit_depth > 8) {
+        stream->config.use_16bit_internal = 1;
+      }
+      if (profile_updated && !global.quiet) {
+        fprintf(stderr,
+                "Warning: automatically updating to profile %d to "
+                "match input format.\n",
+                stream->config.cfg.g_profile);
+      }
+      /* Set limit */
+      stream->config.cfg.g_limit = global.limit;
+    }
+
+    FOREACH_STREAM(stream, streams) {
+      set_stream_dimensions(stream, input.width, input.height);
+    }
+    FOREACH_STREAM(stream, streams) { validate_stream_config(stream, &global); }
+
+    /* Ensure that --passes and --pass are consistent. If --pass is set and
+     * --passes=2, ensure --fpf was set.
+     */
+    if (global.pass && global.passes == 2) {
+      FOREACH_STREAM(stream, streams) {
+        if (!stream->config.stats_fn)
+          die("Stream %d: Must specify --fpf when --pass=%d"
+              " and --passes=2\n",
+              stream->index, global.pass);
+      }
+    }
+
+#if !CONFIG_WEBM_IO
+    FOREACH_STREAM(stream, streams) {
+      if (stream->config.write_webm) {
+        stream->config.write_webm = 0;
+        stream->config.write_ivf = 0;
+        warn("aomenc compiled w/o WebM support. Writing OBU stream.");
+      }
+    }
+#endif
+
+    /* Use the frame rate from the file only if none was specified
+     * on the command-line.
+     */
+    if (!global.have_framerate) {
+      global.framerate.num = input.framerate.numerator;
+      global.framerate.den = input.framerate.denominator;
+    }
+    FOREACH_STREAM(stream, streams) {
+      stream->config.cfg.g_timebase.den = global.framerate.num;
+      stream->config.cfg.g_timebase.num = global.framerate.den;
+    }
+    /* Show configuration */
+    if (global.verbose && pass == 0) {
+      FOREACH_STREAM(stream, streams) {
+        show_stream_config(stream, &global, &input);
+      }
+    }
+
+    if (pass == (global.pass ? global.pass - 1 : 0)) {
+      if (input.file_type == FILE_TYPE_Y4M)
+        /*The Y4M reader does its own allocation.
+          Just initialize this here to avoid problems if we never read any
+          frames.*/
+        memset(&raw, 0, sizeof(raw));
+      else
+        aom_img_alloc(&raw, input.fmt, input.width, input.height, 32);
+
+      FOREACH_STREAM(stream, streams) {
+        stream->rate_hist =
+            init_rate_histogram(&stream->config.cfg, &global.framerate);
+      }
+    }
+
+    FOREACH_STREAM(stream, streams) { setup_pass(stream, &global, pass); }
+    FOREACH_STREAM(stream, streams) {
+      open_output_file(stream, &global, &input.pixel_aspect_ratio);
+    }
+    FOREACH_STREAM(stream, streams) { initialize_encoder(stream, &global); }
+    if (strcmp(global.codec->name, "av1") == 0 ||
+        strcmp(global.codec->name, "av1") == 0) {
+      // Check to see if at least one stream uses 16 bit internal.
+      // Currently assume that the bit_depths for all streams using
+      // highbitdepth are the same.
+      FOREACH_STREAM(stream, streams) {
+        if (stream->config.use_16bit_internal) {
+          use_16bit_internal = 1;
+        }
+        input_shift = (int)stream->config.cfg.g_bit_depth -
+                      stream->config.cfg.g_input_bit_depth;
+      };
+    }
+
+    frame_avail = 1;
+    got_data = 0;
+
+    while (frame_avail || got_data) {
+      struct aom_usec_timer timer;
+
+      if (!global.limit || frames_in < global.limit) {
+        frame_avail = read_frame(&input, &raw);
+
+        if (frame_avail) frames_in++;
+        seen_frames =
+            frames_in > global.skip_frames ? frames_in - global.skip_frames : 0;
+
+        if (!global.quiet) {
+          float fps = usec_to_fps(cx_time, seen_frames);
+          fprintf(stderr, "\rPass %d/%d ", pass + 1, global.passes);
+
+          if (stream_cnt == 1)
+            fprintf(stderr, "frame %4d/%-4d %7" PRId64 "B ", frames_in,
+                    streams->frames_out, (int64_t)streams->nbytes);
+          else
+            fprintf(stderr, "frame %4d ", frames_in);
+
+          fprintf(stderr, "%7" PRId64 " %s %.2f %s ",
+                  cx_time > 9999999 ? cx_time / 1000 : cx_time,
+                  cx_time > 9999999 ? "ms" : "us", fps >= 1.0 ? fps : fps * 60,
+                  fps >= 1.0 ? "fps" : "fpm");
+          print_time("ETA", estimated_time_left);
+        }
+
+      } else {
+        frame_avail = 0;
+      }
+
+      if (frames_in > global.skip_frames) {
+        aom_image_t *frame_to_encode;
+        if (input_shift || (use_16bit_internal && input.bit_depth == 8)) {
+          assert(use_16bit_internal);
+          // Input bit depth and stream bit depth do not match, so up
+          // shift frame to stream bit depth
+          if (!allocated_raw_shift) {
+            aom_img_alloc(&raw_shift, raw.fmt | AOM_IMG_FMT_HIGHBITDEPTH,
+                          input.width, input.height, 32);
+            allocated_raw_shift = 1;
+          }
+          aom_img_upshift(&raw_shift, &raw, input_shift);
+          frame_to_encode = &raw_shift;
+        } else {
+          frame_to_encode = &raw;
+        }
+        aom_usec_timer_start(&timer);
+        if (use_16bit_internal) {
+          assert(frame_to_encode->fmt & AOM_IMG_FMT_HIGHBITDEPTH);
+          FOREACH_STREAM(stream, streams) {
+            if (stream->config.use_16bit_internal)
+              encode_frame(stream, &global,
+                           frame_avail ? frame_to_encode : NULL, frames_in);
+            else
+              assert(0);
+          };
+        } else {
+          assert((frame_to_encode->fmt & AOM_IMG_FMT_HIGHBITDEPTH) == 0);
+          FOREACH_STREAM(stream, streams) {
+            encode_frame(stream, &global, frame_avail ? frame_to_encode : NULL,
+                         frames_in);
+          }
+        }
+        aom_usec_timer_mark(&timer);
+        cx_time += aom_usec_timer_elapsed(&timer);
+
+        FOREACH_STREAM(stream, streams) { update_quantizer_histogram(stream); }
+
+        got_data = 0;
+        FOREACH_STREAM(stream, streams) {
+          get_cx_data(stream, &global, &got_data);
+        }
+
+        if (!got_data && input.length && streams != NULL &&
+            !streams->frames_out) {
+          lagged_count = global.limit ? seen_frames : ftello(input.file);
+        } else if (input.length) {
+          int64_t remaining;
+          int64_t rate;
+
+          if (global.limit) {
+            const int64_t frame_in_lagged = (seen_frames - lagged_count) * 1000;
+
+            rate = cx_time ? frame_in_lagged * (int64_t)1000000 / cx_time : 0;
+            remaining = 1000 * (global.limit - global.skip_frames -
+                                seen_frames + lagged_count);
+          } else {
+            const int64_t input_pos = ftello(input.file);
+            const int64_t input_pos_lagged = input_pos - lagged_count;
+            const int64_t input_limit = input.length;
+
+            rate = cx_time ? input_pos_lagged * (int64_t)1000000 / cx_time : 0;
+            remaining = input_limit - input_pos + lagged_count;
+          }
+
+          average_rate =
+              (average_rate <= 0) ? rate : (average_rate * 7 + rate) / 8;
+          estimated_time_left = average_rate ? remaining / average_rate : -1;
+        }
+
+        if (got_data && global.test_decode != TEST_DECODE_OFF) {
+          FOREACH_STREAM(stream, streams) {
+            test_decode(stream, global.test_decode);
+          }
+        }
+      }
+
+      fflush(stdout);
+      if (!global.quiet) fprintf(stderr, "\033[K");
+    }
+
+    if (stream_cnt > 1) fprintf(stderr, "\n");
+
+    if (!global.quiet) {
+      FOREACH_STREAM(stream, streams) {
+        const int64_t bpf =
+            seen_frames ? (int64_t)(stream->nbytes * 8 / seen_frames) : 0;
+        const int64_t bps = bpf * global.framerate.num / global.framerate.den;
+        fprintf(stderr,
+                "\rPass %d/%d frame %4d/%-4d %7" PRId64 "B %7" PRId64
+                "b/f %7" PRId64
+                "b/s"
+                " %7" PRId64 " %s (%.2f fps)\033[K\n",
+                pass + 1, global.passes, frames_in, stream->frames_out,
+                (int64_t)stream->nbytes, bpf, bps,
+                stream->cx_time > 9999999 ? stream->cx_time / 1000
+                                          : stream->cx_time,
+                stream->cx_time > 9999999 ? "ms" : "us",
+                usec_to_fps(stream->cx_time, seen_frames));
+      }
+    }
+
+    if (global.show_psnr) {
+      if (global.codec->fourcc == AV1_FOURCC) {
+        FOREACH_STREAM(stream, streams) {
+          int64_t bps = 0;
+          if (stream->psnr_count && seen_frames && global.framerate.den) {
+            bps = (int64_t)stream->nbytes * 8 * (int64_t)global.framerate.num /
+                  global.framerate.den / seen_frames;
+          }
+          show_psnr(stream, (1 << stream->config.cfg.g_input_bit_depth) - 1,
+                    bps);
+        }
+      } else {
+        FOREACH_STREAM(stream, streams) { show_psnr(stream, 255.0, 0); }
+      }
+    }
+
+    FOREACH_STREAM(stream, streams) { aom_codec_destroy(&stream->encoder); }
+
+    if (global.test_decode != TEST_DECODE_OFF) {
+      FOREACH_STREAM(stream, streams) { aom_codec_destroy(&stream->decoder); }
+    }
+
+    close_input_file(&input);
+
+    if (global.test_decode == TEST_DECODE_FATAL) {
+      FOREACH_STREAM(stream, streams) { res |= stream->mismatch_seen; }
+    }
+    FOREACH_STREAM(stream, streams) {
+      close_output_file(stream, global.codec->fourcc);
+    }
+
+    FOREACH_STREAM(stream, streams) {
+      stats_close(&stream->stats, global.passes - 1);
+    }
+
+#if CONFIG_FP_MB_STATS
+    FOREACH_STREAM(stream, streams) {
+      stats_close(&stream->fpmb_stats, global.passes - 1);
+    }
+#endif
+
+    if (global.pass) break;
+  }
+
+  if (global.show_q_hist_buckets) {
+    FOREACH_STREAM(stream, streams) {
+      show_q_histogram(stream->counts, global.show_q_hist_buckets);
+    }
+  }
+
+  if (global.show_rate_hist_buckets) {
+    FOREACH_STREAM(stream, streams) {
+      show_rate_histogram(stream->rate_hist, &stream->config.cfg,
+                          global.show_rate_hist_buckets);
+    }
+  }
+  FOREACH_STREAM(stream, streams) { destroy_rate_histogram(stream->rate_hist); }
+
+#if CONFIG_INTERNAL_STATS
+  /* TODO(jkoleszar): This doesn't belong in this executable. Do it for now,
+   * to match some existing utilities.
+   */
+  if (!(global.pass == 1 && global.passes == 2)) {
+    FOREACH_STREAM(stream, streams) {
+      FILE *f = fopen("opsnr.stt", "a");
+      if (stream->mismatch_seen) {
+        fprintf(f, "First mismatch occurred in frame %d\n",
+                stream->mismatch_seen);
+      } else {
+        fprintf(f, "No mismatch detected in recon buffers\n");
+      }
+      fclose(f);
+    }
+  }
+#endif
+
+  if (allocated_raw_shift) aom_img_free(&raw_shift);
+  aom_img_free(&raw);
+  free(argv);
+  free(streams);
+  return res ? EXIT_FAILURE : EXIT_SUCCESS;
+}
diff --git a/third_party/aom/apps/aomenc.h b/third_party/aom/apps/aomenc.h
new file mode 100644
index 000000000..976079d74
--- /dev/null
+++ b/third_party/aom/apps/aomenc.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2016, Alliance for Open Media. All rights reserved
+ *
+ * This source code is subject to the terms of the BSD 2 Clause License and
+ * the Alliance for Open Media Patent License 1.0. If the BSD 2 Clause License
+ * was not distributed with this source code in the LICENSE file, you can
+ * obtain it at www.aomedia.org/license/software. If the Alliance for Open
+ * Media Patent License 1.0 was not distributed with this source code in the
+ * PATENTS file, you can obtain it at www.aomedia.org/license/patent.
+ */
+#ifndef AOMENC_H_
+#define AOMENC_H_
+
+#include "aom/aom_encoder.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+enum TestDecodeFatality {
+  TEST_DECODE_OFF,
+  TEST_DECODE_FATAL,
+  TEST_DECODE_WARN,
+};
+
+typedef enum {
+  I420,  // 4:2:0 8+ bit-depth
+  I422,  // 4:2:2 8+ bit-depth
+  I444,  // 4:4:4 8+ bit-depth
+  YV12,  // 4:2:0 with uv flipped, only 8-bit depth
+} ColorInputType;
+
+struct AvxInterface;
+
+/* Configuration elements common to all streams. */
+struct AvxEncoderConfig {
+  const struct AvxInterface *codec;
+  int passes;
+  int pass;
+  int usage;
+  ColorInputType color_type;
+  int quiet;
+  int verbose;
+  int limit;
+  int skip_frames;
+  int show_psnr;
+  enum TestDecodeFatality test_decode;
+  int have_framerate;
+  struct aom_rational framerate;
+  int out_part;
+  int debug;
+  int show_q_hist_buckets;
+  int show_rate_hist_buckets;
+  int disable_warnings;
+  int disable_warning_prompt;
+  int experimental_bitstream;
+};
+
+#ifdef __cplusplus
+}  // extern "C"
+#endif
+
+#endif  // AOMENC_H_