vpxenc.c 65.9 KB
Newer Older
John Koleszar's avatar
John Koleszar committed
1
/*
2
 *  Copyright (c) 2010 The WebM project authors. All Rights Reserved.
John Koleszar's avatar
John Koleszar committed
3
 *
4
 *  Use of this source code is governed by a BSD-style license
5 6
 *  that can be found in the LICENSE file in the root of the source
 *  tree. An additional intellectual property rights grant can be found
7
 *  in the file PATENTS.  All contributing project authors may
8
 *  be found in the AUTHORS file in the root of the source tree.
John Koleszar's avatar
John Koleszar committed
9 10 11 12 13 14
 */


/* This is a simple program that encodes YV12 files and generates ivf
 * files using the new interface.
 */
15
#if defined(_WIN32) || !CONFIG_OS_SUPPORT
16 17 18 19
#define USE_POSIX_MMAP 0
#else
#define USE_POSIX_MMAP 1
#endif
John Koleszar's avatar
John Koleszar committed
20 21 22 23 24

#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
John Koleszar's avatar
John Koleszar committed
25
#include <limits.h>
26
#include <assert.h>
27
#include "vpx/vpx_encoder.h"
John Koleszar's avatar
John Koleszar committed
28 29 30 31 32 33 34
#if USE_POSIX_MMAP
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <unistd.h>
#endif
35
#include "vpx_config.h"
John Koleszar's avatar
John Koleszar committed
36
#include "vpx_version.h"
37
#include "vpx/vp8cx.h"
38 39
#include "vpx/vp8dx.h"
#include "vpx/vpx_decoder.h"
John Koleszar's avatar
John Koleszar committed
40 41
#include "vpx_ports/mem_ops.h"
#include "vpx_ports/vpx_timer.h"
John Koleszar's avatar
John Koleszar committed
42
#include "tools_common.h"
43
#include "y4minput.h"
John Koleszar's avatar
John Koleszar committed
44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63
#include "libmkv/EbmlWriter.h"
#include "libmkv/EbmlIDs.h"

/* Need special handling of these functions on Windows */
#if defined(_MSC_VER)
/* MSVS doesn't define off_t, and uses _f{seek,tell}i64 */
typedef __int64 off_t;
#define fseeko _fseeki64
#define ftello _ftelli64
#elif defined(_WIN32)
/* MinGW defines off_t, and uses f{seek,tell}o64 */
#define fseeko fseeko64
#define ftello ftello64
#endif

#if defined(_MSC_VER)
#define LITERALU64(n) n
#else
#define LITERALU64(n) n##LLU
#endif
John Koleszar's avatar
John Koleszar committed
64

65 66 67 68 69 70 71 72
/* We should use 32-bit file operations in WebM file format
 * when building ARM executable file (.axf) with RVCT */
#if !CONFIG_OS_SUPPORT
typedef long off_t;
#define fseeko fseek
#define ftello ftell
#endif

John Koleszar's avatar
John Koleszar committed
73 74 75
static const char *exec_name;


Jim Bankoski's avatar
Jim Bankoski committed
76 77

#define VP8_FOURCC (0x78385056)
John Koleszar's avatar
John Koleszar committed
78 79
static const struct {
  char const *name;
Jim Bankoski's avatar
Jim Bankoski committed
80
  const vpx_codec_iface_t *(*iface)(void);
John Koleszar's avatar
John Koleszar committed
81 82 83
  unsigned int             fourcc;
  unsigned int             fourcc_mask;
} ifaces[] = {
84
#if CONFIG_VP8_DECODER
Jim Bankoski's avatar
Jim Bankoski committed
85 86 87 88 89 90 91 92 93 94 95 96
  {"vp8",  &vpx_codec_vp8_dx,   VP8_FOURCC, 0x00FFFFFF},
#endif
};

static const struct codec_item {
  char const *name;
  const vpx_codec_iface_t *(*iface)(void);
  unsigned int             fourcc;
  unsigned int             fourcc_mask;
} codecs[] = {
#if CONFIG_VP8_ENCODER
  {"vp8",  vpx_codec_vp8x_cx,   VP8_FOURCC, 0x00FFFFFF},
97 98 99 100
#endif
};


John Koleszar's avatar
John Koleszar committed
101 102
static void usage_exit();

John Koleszar's avatar
John Koleszar committed
103 104 105 106 107 108
void die(const char *fmt, ...) {
  va_list ap;
  va_start(ap, fmt);
  vfprintf(stderr, fmt, ap);
  fprintf(stderr, "\n");
  usage_exit();
John Koleszar's avatar
John Koleszar committed
109 110
}

John Koleszar's avatar
John Koleszar committed
111 112 113
static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s) {
  if (ctx->err) {
    const char *detail = vpx_codec_error_detail(ctx);
John Koleszar's avatar
John Koleszar committed
114

John Koleszar's avatar
John Koleszar committed
115
    fprintf(stderr, "%s: %s\n", s, vpx_codec_error(ctx));
John Koleszar's avatar
John Koleszar committed
116

John Koleszar's avatar
John Koleszar committed
117 118
    if (detail)
      fprintf(stderr, "    %s\n", detail);
John Koleszar's avatar
John Koleszar committed
119

John Koleszar's avatar
John Koleszar committed
120 121
    exit(EXIT_FAILURE);
  }
John Koleszar's avatar
John Koleszar committed
122 123 124 125 126
}

/* This structure is used to abstract the different ways of handling
 * first pass statistics.
 */
John Koleszar's avatar
John Koleszar committed
127 128 129 130 131 132
typedef struct {
  vpx_fixed_buf_t buf;
  int             pass;
  FILE           *file;
  char           *buf_ptr;
  size_t          buf_alloc_sz;
John Koleszar's avatar
John Koleszar committed
133 134
} stats_io_t;

John Koleszar's avatar
John Koleszar committed
135 136
int stats_open_file(stats_io_t *stats, const char *fpf, int pass) {
  int res;
John Koleszar's avatar
John Koleszar committed
137

John Koleszar's avatar
John Koleszar committed
138
  stats->pass = pass;
John Koleszar's avatar
John Koleszar committed
139

John Koleszar's avatar
John Koleszar committed
140 141 142 143 144 145
  if (pass == 0) {
    stats->file = fopen(fpf, "wb");
    stats->buf.sz = 0;
    stats->buf.buf = NULL,
               res = (stats->file != NULL);
  } else {
John Koleszar's avatar
John Koleszar committed
146 147
#if 0
#elif USE_POSIX_MMAP
John Koleszar's avatar
John Koleszar committed
148 149 150 151 152 153 154 155 156 157
    struct stat stat_buf;
    int fd;

    fd = open(fpf, O_RDONLY);
    stats->file = fdopen(fd, "rb");
    fstat(fd, &stat_buf);
    stats->buf.sz = stat_buf.st_size;
    stats->buf.buf = mmap(NULL, stats->buf.sz, PROT_READ, MAP_PRIVATE,
                          fd, 0);
    res = (stats->buf.buf != NULL);
John Koleszar's avatar
John Koleszar committed
158
#else
John Koleszar's avatar
John Koleszar committed
159
    size_t nbytes;
John Koleszar's avatar
John Koleszar committed
160

John Koleszar's avatar
John Koleszar committed
161
    stats->file = fopen(fpf, "rb");
John Koleszar's avatar
John Koleszar committed
162

John Koleszar's avatar
John Koleszar committed
163 164 165 166
    if (fseek(stats->file, 0, SEEK_END)) {
      fprintf(stderr, "First-pass stats file must be seekable!\n");
      exit(EXIT_FAILURE);
    }
John Koleszar's avatar
John Koleszar committed
167

John Koleszar's avatar
John Koleszar committed
168 169
    stats->buf.sz = stats->buf_alloc_sz = ftell(stats->file);
    rewind(stats->file);
John Koleszar's avatar
John Koleszar committed
170

John Koleszar's avatar
John Koleszar committed
171
    stats->buf.buf = malloc(stats->buf_alloc_sz);
John Koleszar's avatar
John Koleszar committed
172

John Koleszar's avatar
John Koleszar committed
173 174 175 176 177
    if (!stats->buf.buf) {
      fprintf(stderr, "Failed to allocate first-pass stats buffer (%lu bytes)\n",
              (unsigned long)stats->buf_alloc_sz);
      exit(EXIT_FAILURE);
    }
John Koleszar's avatar
John Koleszar committed
178

John Koleszar's avatar
John Koleszar committed
179 180
    nbytes = fread(stats->buf.buf, 1, stats->buf.sz, stats->file);
    res = (nbytes == stats->buf.sz);
John Koleszar's avatar
John Koleszar committed
181
#endif
John Koleszar's avatar
John Koleszar committed
182
  }
John Koleszar's avatar
John Koleszar committed
183

John Koleszar's avatar
John Koleszar committed
184
  return res;
John Koleszar's avatar
John Koleszar committed
185 186
}

John Koleszar's avatar
John Koleszar committed
187 188 189
int stats_open_mem(stats_io_t *stats, int pass) {
  int res;
  stats->pass = pass;
John Koleszar's avatar
John Koleszar committed
190

John Koleszar's avatar
John Koleszar committed
191 192 193 194 195
  if (!pass) {
    stats->buf.sz = 0;
    stats->buf_alloc_sz = 64 * 1024;
    stats->buf.buf = malloc(stats->buf_alloc_sz);
  }
John Koleszar's avatar
John Koleszar committed
196

John Koleszar's avatar
John Koleszar committed
197 198 199
  stats->buf_ptr = stats->buf.buf;
  res = (stats->buf.buf != NULL);
  return res;
John Koleszar's avatar
John Koleszar committed
200 201 202
}


John Koleszar's avatar
John Koleszar committed
203 204 205
void stats_close(stats_io_t *stats, int last_pass) {
  if (stats->file) {
    if (stats->pass == last_pass) {
John Koleszar's avatar
John Koleszar committed
206 207
#if 0
#elif USE_POSIX_MMAP
John Koleszar's avatar
John Koleszar committed
208
      munmap(stats->buf.buf, stats->buf.sz);
John Koleszar's avatar
John Koleszar committed
209
#else
John Koleszar's avatar
John Koleszar committed
210
      free(stats->buf.buf);
John Koleszar's avatar
John Koleszar committed
211 212
#endif
    }
John Koleszar's avatar
John Koleszar committed
213 214 215 216 217 218 219

    fclose(stats->file);
    stats->file = NULL;
  } else {
    if (stats->pass == last_pass)
      free(stats->buf.buf);
  }
John Koleszar's avatar
John Koleszar committed
220 221
}

John Koleszar's avatar
John Koleszar committed
222 223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238
void stats_write(stats_io_t *stats, const void *pkt, size_t len) {
  if (stats->file) {
    if (fwrite(pkt, 1, len, stats->file));
  } else {
    if (stats->buf.sz + len > stats->buf_alloc_sz) {
      size_t  new_sz = stats->buf_alloc_sz + 64 * 1024;
      char   *new_ptr = realloc(stats->buf.buf, new_sz);

      if (new_ptr) {
        stats->buf_ptr = new_ptr + (stats->buf_ptr - (char *)stats->buf.buf);
        stats->buf.buf = new_ptr;
        stats->buf_alloc_sz = new_sz;
      } else {
        fprintf(stderr,
                "\nFailed to realloc firstpass stats buffer.\n");
        exit(EXIT_FAILURE);
      }
John Koleszar's avatar
John Koleszar committed
239 240
    }

John Koleszar's avatar
John Koleszar committed
241 242 243 244
    memcpy(stats->buf_ptr, pkt, len);
    stats->buf.sz += len;
    stats->buf_ptr += len;
  }
John Koleszar's avatar
John Koleszar committed
245 246
}

John Koleszar's avatar
John Koleszar committed
247 248
vpx_fixed_buf_t stats_get(stats_io_t *stats) {
  return stats->buf;
John Koleszar's avatar
John Koleszar committed
249 250
}

251
/* Stereo 3D packed frame format */
John Koleszar's avatar
John Koleszar committed
252 253 254 255 256 257
typedef enum stereo_format {
  STEREO_FORMAT_MONO       = 0,
  STEREO_FORMAT_LEFT_RIGHT = 1,
  STEREO_FORMAT_BOTTOM_TOP = 2,
  STEREO_FORMAT_TOP_BOTTOM = 3,
  STEREO_FORMAT_RIGHT_LEFT = 11
258 259
} stereo_format_t;

John Koleszar's avatar
John Koleszar committed
260 261 262 263
enum video_file_type {
  FILE_TYPE_RAW,
  FILE_TYPE_IVF,
  FILE_TYPE_Y4M
264 265
};

266
struct detect_buffer {
John Koleszar's avatar
John Koleszar committed
267 268 269
  char buf[4];
  size_t buf_read;
  size_t position;
270 271 272
};


John Koleszar's avatar
John Koleszar committed
273
#define IVF_FRAME_HDR_SZ (4+8) /* 4 byte size + 8 byte timestamp */
274
static int read_frame(FILE *f, vpx_image_t *img, unsigned int file_type,
John Koleszar's avatar
John Koleszar committed
275 276 277 278 279 280 281 282 283 284 285 286 287 288 289 290
                      y4m_input *y4m, struct detect_buffer *detect) {
  int plane = 0;
  int shortread = 0;

  if (file_type == FILE_TYPE_Y4M) {
    if (y4m_input_fetch_frame(y4m, f, img) < 1)
      return 0;
  } else {
    if (file_type == FILE_TYPE_IVF) {
      char junk[IVF_FRAME_HDR_SZ];

      /* Skip the frame header. We know how big the frame should be. See
       * write_ivf_frame_header() for documentation on the frame header
       * layout.
       */
      if (fread(junk, 1, IVF_FRAME_HDR_SZ, f));
John Koleszar's avatar
John Koleszar committed
291
    }
292

John Koleszar's avatar
John Koleszar committed
293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322 323
    for (plane = 0; plane < 3; plane++) {
      unsigned char *ptr;
      int w = (plane ? (1 + img->d_w) / 2 : img->d_w);
      int h = (plane ? (1 + img->d_h) / 2 : img->d_h);
      int r;

      /* Determine the correct plane based on the image format. The for-loop
       * always counts in Y,U,V order, but this may not match the order of
       * the data on disk.
       */
      switch (plane) {
        case 1:
          ptr = img->planes[img->fmt == VPX_IMG_FMT_YV12 ? VPX_PLANE_V : VPX_PLANE_U];
          break;
        case 2:
          ptr = img->planes[img->fmt == VPX_IMG_FMT_YV12 ? VPX_PLANE_U : VPX_PLANE_V];
          break;
        default:
          ptr = img->planes[plane];
      }

      for (r = 0; r < h; r++) {
        size_t needed = w;
        size_t buf_position = 0;
        const size_t left = detect->buf_read - detect->position;
        if (left > 0) {
          const size_t more = (left < needed) ? left : needed;
          memcpy(ptr, detect->buf + detect->position, more);
          buf_position = more;
          needed -= more;
          detect->position += more;
John Koleszar's avatar
John Koleszar committed
324
        }
John Koleszar's avatar
John Koleszar committed
325 326
        if (needed > 0) {
          shortread |= (fread(ptr + buf_position, 1, needed, f) < needed);
John Koleszar's avatar
John Koleszar committed
327
        }
John Koleszar's avatar
John Koleszar committed
328 329 330

        ptr += img->stride[plane];
      }
John Koleszar's avatar
John Koleszar committed
331
    }
John Koleszar's avatar
John Koleszar committed
332
  }
John Koleszar's avatar
John Koleszar committed
333

John Koleszar's avatar
John Koleszar committed
334
  return !shortread;
John Koleszar's avatar
John Koleszar committed
335 336 337
}


338
unsigned int file_is_y4m(FILE      *infile,
339
                         y4m_input *y4m,
John Koleszar's avatar
John Koleszar committed
340 341 342 343 344
                         char       detect[4]) {
  if (memcmp(detect, "YUV4", 4) == 0) {
    return 1;
  }
  return 0;
345 346
}

John Koleszar's avatar
John Koleszar committed
347 348 349 350
#define IVF_FILE_HDR_SZ (32)
unsigned int file_is_ivf(FILE *infile,
                         unsigned int *fourcc,
                         unsigned int *width,
351
                         unsigned int *height,
John Koleszar's avatar
John Koleszar committed
352 353 354
                         struct detect_buffer *detect) {
  char raw_hdr[IVF_FILE_HDR_SZ];
  int is_ivf = 0;
John Koleszar's avatar
John Koleszar committed
355

John Koleszar's avatar
John Koleszar committed
356 357
  if (memcmp(detect->buf, "DKIF", 4) != 0)
    return 0;
358

John Koleszar's avatar
John Koleszar committed
359 360 361 362 363
  /* See write_ivf_file_header() for more documentation on the file header
   * layout.
   */
  if (fread(raw_hdr + 4, 1, IVF_FILE_HDR_SZ - 4, infile)
      == IVF_FILE_HDR_SZ - 4) {
John Koleszar's avatar
John Koleszar committed
364
    {
John Koleszar's avatar
John Koleszar committed
365
      is_ivf = 1;
John Koleszar's avatar
John Koleszar committed
366

John Koleszar's avatar
John Koleszar committed
367 368 369
      if (mem_get_le16(raw_hdr + 4) != 0)
        fprintf(stderr, "Error: Unrecognized IVF version! This file may not"
                " decode properly.");
John Koleszar's avatar
John Koleszar committed
370

John Koleszar's avatar
John Koleszar committed
371
      *fourcc = mem_get_le32(raw_hdr + 8);
John Koleszar's avatar
John Koleszar committed
372
    }
John Koleszar's avatar
John Koleszar committed
373
  }
John Koleszar's avatar
John Koleszar committed
374

John Koleszar's avatar
John Koleszar committed
375 376 377 378 379
  if (is_ivf) {
    *width = mem_get_le16(raw_hdr + 12);
    *height = mem_get_le16(raw_hdr + 14);
    detect->position = 4;
  }
John Koleszar's avatar
John Koleszar committed
380

John Koleszar's avatar
John Koleszar committed
381
  return is_ivf;
John Koleszar's avatar
John Koleszar committed
382 383 384 385 386 387
}


static void write_ivf_file_header(FILE *outfile,
                                  const vpx_codec_enc_cfg_t *cfg,
                                  unsigned int fourcc,
John Koleszar's avatar
John Koleszar committed
388 389 390 391 392 393 394 395 396 397 398 399 400 401 402 403 404 405 406 407 408
                                  int frame_cnt) {
  char header[32];

  if (cfg->g_pass != VPX_RC_ONE_PASS && cfg->g_pass != VPX_RC_LAST_PASS)
    return;

  header[0] = 'D';
  header[1] = 'K';
  header[2] = 'I';
  header[3] = 'F';
  mem_put_le16(header + 4,  0);                 /* version */
  mem_put_le16(header + 6,  32);                /* headersize */
  mem_put_le32(header + 8,  fourcc);            /* headersize */
  mem_put_le16(header + 12, cfg->g_w);          /* width */
  mem_put_le16(header + 14, cfg->g_h);          /* height */
  mem_put_le32(header + 16, cfg->g_timebase.den); /* rate */
  mem_put_le32(header + 20, cfg->g_timebase.num); /* scale */
  mem_put_le32(header + 24, frame_cnt);         /* length */
  mem_put_le32(header + 28, 0);                 /* unused */

  if (fwrite(header, 1, 32, outfile));
John Koleszar's avatar
John Koleszar committed
409 410 411 412
}


static void write_ivf_frame_header(FILE *outfile,
John Koleszar's avatar
John Koleszar committed
413 414 415
                                   const vpx_codec_cx_pkt_t *pkt) {
  char             header[12];
  vpx_codec_pts_t  pts;
John Koleszar's avatar
John Koleszar committed
416

John Koleszar's avatar
John Koleszar committed
417 418
  if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
    return;
John Koleszar's avatar
John Koleszar committed
419

John Koleszar's avatar
John Koleszar committed
420 421 422 423
  pts = pkt->data.frame.pts;
  mem_put_le32(header, pkt->data.frame.sz);
  mem_put_le32(header + 4, pts & 0xFFFFFFFF);
  mem_put_le32(header + 8, pts >> 32);
John Koleszar's avatar
John Koleszar committed
424

John Koleszar's avatar
John Koleszar committed
425
  if (fwrite(header, 1, 12, outfile));
John Koleszar's avatar
John Koleszar committed
426 427
}

John Koleszar's avatar
John Koleszar committed
428 429 430 431

typedef off_t EbmlLoc;


John Koleszar's avatar
John Koleszar committed
432 433 434
struct cue_entry {
  unsigned int time;
  uint64_t     loc;
John Koleszar's avatar
John Koleszar committed
435 436 437
};


John Koleszar's avatar
John Koleszar committed
438 439
struct EbmlGlobal {
  int debug;
440

John Koleszar's avatar
John Koleszar committed
441 442 443
  FILE    *stream;
  int64_t last_pts_ms;
  vpx_rational_t  framerate;
John Koleszar's avatar
John Koleszar committed
444

John Koleszar's avatar
John Koleszar committed
445 446 447 448 449 450 451
  /* These pointers are to the start of an element */
  off_t    position_reference;
  off_t    seek_info_pos;
  off_t    segment_info_pos;
  off_t    track_pos;
  off_t    cue_pos;
  off_t    cluster_pos;
John Koleszar's avatar
John Koleszar committed
452

John Koleszar's avatar
John Koleszar committed
453 454
  /* This pointer is to a specific element to be serialized */
  off_t    track_id_pos;
John Koleszar's avatar
John Koleszar committed
455

John Koleszar's avatar
John Koleszar committed
456 457 458
  /* These pointers are to the size field of the element */
  EbmlLoc  startSegment;
  EbmlLoc  startCluster;
John Koleszar's avatar
John Koleszar committed
459

John Koleszar's avatar
John Koleszar committed
460 461
  uint32_t cluster_timecode;
  int      cluster_open;
John Koleszar's avatar
John Koleszar committed
462

John Koleszar's avatar
John Koleszar committed
463 464
  struct cue_entry *cue_list;
  unsigned int      cues;
John Koleszar's avatar
John Koleszar committed
465 466 467 468

};


John Koleszar's avatar
John Koleszar committed
469 470
void Ebml_Write(EbmlGlobal *glob, const void *buffer_in, unsigned long len) {
  if (fwrite(buffer_in, 1, len, glob->stream));
John Koleszar's avatar
John Koleszar committed
471 472
}

473
#define WRITE_BUFFER(s) \
John Koleszar's avatar
John Koleszar committed
474 475
  for(i = len-1; i>=0; i--)\
  { \
476 477
    x = *(const s *)buffer_in >> (i * CHAR_BIT); \
    Ebml_Write(glob, &x, 1); \
John Koleszar's avatar
John Koleszar committed
478 479 480 481 482 483 484 485 486 487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504
  }
void Ebml_Serialize(EbmlGlobal *glob, const void *buffer_in, int buffer_size, unsigned long len) {
  char x;
  int i;

  /* buffer_size:
   * 1 - int8_t;
   * 2 - int16_t;
   * 3 - int32_t;
   * 4 - int64_t;
   */
  switch (buffer_size) {
    case 1:
      WRITE_BUFFER(int8_t)
      break;
    case 2:
      WRITE_BUFFER(int16_t)
      break;
    case 4:
      WRITE_BUFFER(int32_t)
      break;
    case 8:
      WRITE_BUFFER(int64_t)
      break;
    default:
      break;
  }
John Koleszar's avatar
John Koleszar committed
505
}
506
#undef WRITE_BUFFER
John Koleszar's avatar
John Koleszar committed
507

508
/* Need a fixed size serializer for the track ID. libmkv provides a 64 bit
John Koleszar's avatar
John Koleszar committed
509 510
 * one, but not a 32 bit one.
 */
John Koleszar's avatar
John Koleszar committed
511 512 513 514 515
static void Ebml_SerializeUnsigned32(EbmlGlobal *glob, unsigned long class_id, uint64_t ui) {
  unsigned char sizeSerialized = 4 | 0x80;
  Ebml_WriteID(glob, class_id);
  Ebml_Serialize(glob, &sizeSerialized, sizeof(sizeSerialized), 1);
  Ebml_Serialize(glob, &ui, sizeof(ui), 4);
John Koleszar's avatar
John Koleszar committed
516 517 518
}


John Koleszar's avatar
John Koleszar committed
519 520
static void
Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc,
John Koleszar's avatar
John Koleszar committed
521 522 523 524 525 526 527 528
                     unsigned long class_id) {
  // todo this is always taking 8 bytes, this may need later optimization
  // this is a key that says length unknown
  uint64_t unknownLen =  LITERALU64(0x01FFFFFFFFFFFFFF);

  Ebml_WriteID(glob, class_id);
  *ebmlLoc = ftello(glob->stream);
  Ebml_Serialize(glob, &unknownLen, sizeof(unknownLen), 8);
John Koleszar's avatar
John Koleszar committed
529 530 531
}

static void
John Koleszar's avatar
John Koleszar committed
532 533 534
Ebml_EndSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc) {
  off_t pos;
  uint64_t size;
John Koleszar's avatar
John Koleszar committed
535

John Koleszar's avatar
John Koleszar committed
536 537
  /* Save the current stream pointer */
  pos = ftello(glob->stream);
John Koleszar's avatar
John Koleszar committed
538

John Koleszar's avatar
John Koleszar committed
539 540 541
  /* Calculate the size of this element */
  size = pos - *ebmlLoc - 8;
  size |=  LITERALU64(0x0100000000000000);
John Koleszar's avatar
John Koleszar committed
542

John Koleszar's avatar
John Koleszar committed
543 544 545
  /* Seek back to the beginning of the element and write the new size */
  fseeko(glob->stream, *ebmlLoc, SEEK_SET);
  Ebml_Serialize(glob, &size, sizeof(size), 8);
John Koleszar's avatar
John Koleszar committed
546

John Koleszar's avatar
John Koleszar committed
547 548
  /* Reset the stream pointer */
  fseeko(glob->stream, pos, SEEK_SET);
John Koleszar's avatar
John Koleszar committed
549 550
}

John Koleszar's avatar
John Koleszar committed
551 552

static void
John Koleszar's avatar
John Koleszar committed
553 554 555 556 557 558 559
write_webm_seek_element(EbmlGlobal *ebml, unsigned long id, off_t pos) {
  uint64_t offset = pos - ebml->position_reference;
  EbmlLoc start;
  Ebml_StartSubElement(ebml, &start, Seek);
  Ebml_SerializeBinary(ebml, SeekID, id);
  Ebml_SerializeUnsigned64(ebml, SeekPosition, offset);
  Ebml_EndSubElement(ebml, &start);
John Koleszar's avatar
John Koleszar committed
560 561 562 563
}


static void
John Koleszar's avatar
John Koleszar committed
564
write_webm_seek_info(EbmlGlobal *ebml) {
John Koleszar's avatar
John Koleszar committed
565

John Koleszar's avatar
John Koleszar committed
566
  off_t pos;
John Koleszar's avatar
John Koleszar committed
567

John Koleszar's avatar
John Koleszar committed
568 569
  /* Save the current stream pointer */
  pos = ftello(ebml->stream);
John Koleszar's avatar
John Koleszar committed
570

John Koleszar's avatar
John Koleszar committed
571 572 573 574
  if (ebml->seek_info_pos)
    fseeko(ebml->stream, ebml->seek_info_pos, SEEK_SET);
  else
    ebml->seek_info_pos = pos;
John Koleszar's avatar
John Koleszar committed
575

John Koleszar's avatar
John Koleszar committed
576 577
  {
    EbmlLoc start;
John Koleszar's avatar
John Koleszar committed
578

John Koleszar's avatar
John Koleszar committed
579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602
    Ebml_StartSubElement(ebml, &start, SeekHead);
    write_webm_seek_element(ebml, Tracks, ebml->track_pos);
    write_webm_seek_element(ebml, Cues,   ebml->cue_pos);
    write_webm_seek_element(ebml, Info,   ebml->segment_info_pos);
    Ebml_EndSubElement(ebml, &start);
  }
  {
    // segment info
    EbmlLoc startInfo;
    uint64_t frame_time;

    frame_time = (uint64_t)1000 * ebml->framerate.den
                 / ebml->framerate.num;
    ebml->segment_info_pos = ftello(ebml->stream);
    Ebml_StartSubElement(ebml, &startInfo, Info);
    Ebml_SerializeUnsigned(ebml, TimecodeScale, 1000000);
    Ebml_SerializeFloat(ebml, Segment_Duration,
                        ebml->last_pts_ms + frame_time);
    Ebml_SerializeString(ebml, 0x4D80,
                         ebml->debug ? "vpxenc" : "vpxenc" VERSION_STRING);
    Ebml_SerializeString(ebml, 0x5741,
                         ebml->debug ? "vpxenc" : "vpxenc" VERSION_STRING);
    Ebml_EndSubElement(ebml, &startInfo);
  }
John Koleszar's avatar
John Koleszar committed
603 604 605 606 607 608
}


static void
write_webm_file_header(EbmlGlobal                *glob,
                       const vpx_codec_enc_cfg_t *cfg,
609
                       const struct vpx_rational *fps,
John Koleszar's avatar
John Koleszar committed
610 611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626 627 628
                       stereo_format_t            stereo_fmt) {
  {
    EbmlLoc start;
    Ebml_StartSubElement(glob, &start, EBML);
    Ebml_SerializeUnsigned(glob, EBMLVersion, 1);
    Ebml_SerializeUnsigned(glob, EBMLReadVersion, 1); // EBML Read Version
    Ebml_SerializeUnsigned(glob, EBMLMaxIDLength, 4); // EBML Max ID Length
    Ebml_SerializeUnsigned(glob, EBMLMaxSizeLength, 8); // EBML Max Size Length
    Ebml_SerializeString(glob, DocType, "webm"); // Doc Type
    Ebml_SerializeUnsigned(glob, DocTypeVersion, 2); // Doc Type Version
    Ebml_SerializeUnsigned(glob, DocTypeReadVersion, 2); // Doc Type Read Version
    Ebml_EndSubElement(glob, &start);
  }
  {
    Ebml_StartSubElement(glob, &glob->startSegment, Segment); // segment
    glob->position_reference = ftello(glob->stream);
    glob->framerate = *fps;
    write_webm_seek_info(glob);

John Koleszar's avatar
John Koleszar committed
629
    {
John Koleszar's avatar
John Koleszar committed
630 631 632 633 634 635
      EbmlLoc trackStart;
      glob->track_pos = ftello(glob->stream);
      Ebml_StartSubElement(glob, &trackStart, Tracks);
      {
        unsigned int trackNumber = 1;
        uint64_t     trackID = 0;
John Koleszar's avatar
John Koleszar committed
636

John Koleszar's avatar
John Koleszar committed
637 638 639 640 641 642 643
        EbmlLoc start;
        Ebml_StartSubElement(glob, &start, TrackEntry);
        Ebml_SerializeUnsigned(glob, TrackNumber, trackNumber);
        glob->track_id_pos = ftello(glob->stream);
        Ebml_SerializeUnsigned32(glob, TrackUID, trackID);
        Ebml_SerializeUnsigned(glob, TrackType, 1); // video is always 1
        Ebml_SerializeString(glob, CodecID, "V_VP8");
John Koleszar's avatar
John Koleszar committed
644
        {
John Koleszar's avatar
John Koleszar committed
645 646 647 648 649 650 651 652 653 654 655
          unsigned int pixelWidth = cfg->g_w;
          unsigned int pixelHeight = cfg->g_h;
          float        frameRate   = (float)fps->num / (float)fps->den;

          EbmlLoc videoStart;
          Ebml_StartSubElement(glob, &videoStart, Video);
          Ebml_SerializeUnsigned(glob, PixelWidth, pixelWidth);
          Ebml_SerializeUnsigned(glob, PixelHeight, pixelHeight);
          Ebml_SerializeUnsigned(glob, StereoMode, stereo_fmt);
          Ebml_SerializeFloat(glob, FrameRate, frameRate);
          Ebml_EndSubElement(glob, &videoStart); // Video
John Koleszar's avatar
John Koleszar committed
656
        }
John Koleszar's avatar
John Koleszar committed
657 658 659
        Ebml_EndSubElement(glob, &start); // Track Entry
      }
      Ebml_EndSubElement(glob, &trackStart);
John Koleszar's avatar
John Koleszar committed
660
    }
John Koleszar's avatar
John Koleszar committed
661 662
    // segment element is open
  }
John Koleszar's avatar
John Koleszar committed
663 664 665 666 667 668
}


static void
write_webm_block(EbmlGlobal                *glob,
                 const vpx_codec_enc_cfg_t *cfg,
John Koleszar's avatar
John Koleszar committed
669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694 695 696 697 698 699 700 701 702 703 704 705 706 707 708 709 710 711 712 713 714
                 const vpx_codec_cx_pkt_t  *pkt) {
  unsigned long  block_length;
  unsigned char  track_number;
  unsigned short block_timecode = 0;
  unsigned char  flags;
  int64_t        pts_ms;
  int            start_cluster = 0, is_keyframe;

  /* Calculate the PTS of this frame in milliseconds */
  pts_ms = pkt->data.frame.pts * 1000
           * (uint64_t)cfg->g_timebase.num / (uint64_t)cfg->g_timebase.den;
  if (pts_ms <= glob->last_pts_ms)
    pts_ms = glob->last_pts_ms + 1;
  glob->last_pts_ms = pts_ms;

  /* Calculate the relative time of this block */
  if (pts_ms - glob->cluster_timecode > SHRT_MAX)
    start_cluster = 1;
  else
    block_timecode = pts_ms - glob->cluster_timecode;

  is_keyframe = (pkt->data.frame.flags & VPX_FRAME_IS_KEY);
  if (start_cluster || is_keyframe) {
    if (glob->cluster_open)
      Ebml_EndSubElement(glob, &glob->startCluster);

    /* Open the new cluster */
    block_timecode = 0;
    glob->cluster_open = 1;
    glob->cluster_timecode = pts_ms;
    glob->cluster_pos = ftello(glob->stream);
    Ebml_StartSubElement(glob, &glob->startCluster, Cluster); // cluster
    Ebml_SerializeUnsigned(glob, Timecode, glob->cluster_timecode);

    /* Save a cue point if this is a keyframe. */
    if (is_keyframe) {
      struct cue_entry *cue, *new_cue_list;

      new_cue_list = realloc(glob->cue_list,
                             (glob->cues + 1) * sizeof(struct cue_entry));
      if (new_cue_list)
        glob->cue_list = new_cue_list;
      else {
        fprintf(stderr, "\nFailed to realloc cue list.\n");
        exit(EXIT_FAILURE);
      }
John Koleszar's avatar
John Koleszar committed
715

John Koleszar's avatar
John Koleszar committed
716 717 718 719
      cue = &glob->cue_list[glob->cues];
      cue->time = glob->cluster_timecode;
      cue->loc = glob->cluster_pos;
      glob->cues++;
John Koleszar's avatar
John Koleszar committed
720
    }
John Koleszar's avatar
John Koleszar committed
721
  }
John Koleszar's avatar
John Koleszar committed
722

John Koleszar's avatar
John Koleszar committed
723 724
  /* Write the Simple Block */
  Ebml_WriteID(glob, SimpleBlock);
John Koleszar's avatar
John Koleszar committed
725

John Koleszar's avatar
John Koleszar committed
726 727 728
  block_length = pkt->data.frame.sz + 4;
  block_length |= 0x10000000;
  Ebml_Serialize(glob, &block_length, sizeof(block_length), 4);
John Koleszar's avatar
John Koleszar committed
729

John Koleszar's avatar
John Koleszar committed
730 731 732
  track_number = 1;
  track_number |= 0x80;
  Ebml_Write(glob, &track_number, 1);
John Koleszar's avatar
John Koleszar committed
733

John Koleszar's avatar
John Koleszar committed
734
  Ebml_Serialize(glob, &block_timecode, sizeof(block_timecode), 2);
John Koleszar's avatar
John Koleszar committed
735

John Koleszar's avatar
John Koleszar committed
736 737 738 739 740 741
  flags = 0;
  if (is_keyframe)
    flags |= 0x80;
  if (pkt->data.frame.flags & VPX_FRAME_IS_INVISIBLE)
    flags |= 0x08;
  Ebml_Write(glob, &flags, 1);
John Koleszar's avatar
John Koleszar committed
742

John Koleszar's avatar
John Koleszar committed
743
  Ebml_Write(glob, pkt->data.frame.buf, pkt->data.frame.sz);
John Koleszar's avatar
John Koleszar committed
744 745 746 747
}


static void
John Koleszar's avatar
John Koleszar committed
748
write_webm_file_footer(EbmlGlobal *glob, long hash) {
John Koleszar's avatar
John Koleszar committed
749

John Koleszar's avatar
John Koleszar committed
750 751
  if (glob->cluster_open)
    Ebml_EndSubElement(glob, &glob->startCluster);
John Koleszar's avatar
John Koleszar committed
752

John Koleszar's avatar
John Koleszar committed
753 754 755
  {
    EbmlLoc start;
    int i;
John Koleszar's avatar
John Koleszar committed
756

John Koleszar's avatar
John Koleszar committed
757 758 759 760 761
    glob->cue_pos = ftello(glob->stream);
    Ebml_StartSubElement(glob, &start, Cues);
    for (i = 0; i < glob->cues; i++) {
      struct cue_entry *cue = &glob->cue_list[i];
      EbmlLoc start;
John Koleszar's avatar
John Koleszar committed
762

John Koleszar's avatar
John Koleszar committed
763 764 765
      Ebml_StartSubElement(glob, &start, CuePoint);
      {
        EbmlLoc start;
John Koleszar's avatar
John Koleszar committed
766

John Koleszar's avatar
John Koleszar committed
767
        Ebml_SerializeUnsigned(glob, CueTime, cue->time);
John Koleszar's avatar
John Koleszar committed
768

John Koleszar's avatar
John Koleszar committed
769 770 771 772 773
        Ebml_StartSubElement(glob, &start, CueTrackPositions);
        Ebml_SerializeUnsigned(glob, CueTrack, 1);
        Ebml_SerializeUnsigned64(glob, CueClusterPosition,
                                 cue->loc - glob->position_reference);
        // Ebml_SerializeUnsigned(glob, CueBlockNumber, cue->blockNumber);
John Koleszar's avatar
John Koleszar committed
774
        Ebml_EndSubElement(glob, &start);
John Koleszar's avatar
John Koleszar committed
775 776
      }
      Ebml_EndSubElement(glob, &start);
John Koleszar's avatar
John Koleszar committed
777
    }
John Koleszar's avatar
John Koleszar committed
778 779
    Ebml_EndSubElement(glob, &start);
  }
John Koleszar's avatar
John Koleszar committed
780

John Koleszar's avatar
John Koleszar committed
781
  Ebml_EndSubElement(glob, &glob->startSegment);
John Koleszar's avatar
John Koleszar committed
782

John Koleszar's avatar
John Koleszar committed
783 784
  /* Patch up the seek info block */
  write_webm_seek_info(glob);
John Koleszar's avatar
John Koleszar committed
785

John Koleszar's avatar
John Koleszar committed
786 787 788
  /* Patch up the track id */
  fseeko(glob->stream, glob->track_id_pos, SEEK_SET);
  Ebml_SerializeUnsigned32(glob, TrackUID, glob->debug ? 0xDEADBEEF : hash);
John Koleszar's avatar
John Koleszar committed
789

John Koleszar's avatar
John Koleszar committed
790
  fseeko(glob->stream, 0, SEEK_END);
John Koleszar's avatar
John Koleszar committed
791 792 793
}


John Koleszar's avatar
John Koleszar committed
794
/* Murmur hash derived from public domain reference implementation at
John Koleszar's avatar
John Koleszar committed
795
 *   http:// sites.google.com/site/murmurhash/
John Koleszar's avatar
John Koleszar committed
796
 */
John Koleszar's avatar
John Koleszar committed
797 798 799
static unsigned int murmur(const void *key, int len, unsigned int seed) {
  const unsigned int m = 0x5bd1e995;
  const int r = 24;
John Koleszar's avatar
John Koleszar committed
800

John Koleszar's avatar
John Koleszar committed
801
  unsigned int h = seed ^ len;
John Koleszar's avatar
John Koleszar committed
802

John Koleszar's avatar
John Koleszar committed
803
  const unsigned char *data = (const unsigned char *)key;
John Koleszar's avatar
John Koleszar committed
804

John Koleszar's avatar
John Koleszar committed
805 806
  while (len >= 4) {
    unsigned int k;
John Koleszar's avatar
John Koleszar committed
807

John Koleszar's avatar
John Koleszar committed
808 809 810 811
    k  = data[0];
    k |= data[1] << 8;
    k |= data[2] << 16;
    k |= data[3] << 24;
John Koleszar's avatar
John Koleszar committed
812

John Koleszar's avatar
John Koleszar committed
813 814 815
    k *= m;
    k ^= k >> r;
    k *= m;
John Koleszar's avatar
John Koleszar committed
816 817

    h *= m;
John Koleszar's avatar
John Koleszar committed
818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838
    h ^= k;

    data += 4;
    len -= 4;
  }

  switch (len) {
    case 3:
      h ^= data[2] << 16;
    case 2:
      h ^= data[1] << 8;
    case 1:
      h ^= data[0];
      h *= m;
  };

  h ^= h >> 13;
  h *= m;
  h ^= h >> 15;

  return h;
John Koleszar's avatar
John Koleszar committed
839 840
}

841
#include "math.h"
842
#define MAX_PSNR 100
John Koleszar's avatar
John Koleszar committed
843 844
static double vp8_mse2psnr(double Samples, double Peak, double Mse) {
  double psnr;
845

John Koleszar's avatar
John Koleszar committed
846 847 848 849
  if ((double)Mse > 0.0)
    psnr = 10.0 * log10(Peak * Peak * Samples / Mse);
  else
    psnr = MAX_PSNR;      // Limit to prevent / 0
850

John Koleszar's avatar
John Koleszar committed
851 852
  if (psnr > MAX_PSNR)
    psnr = MAX_PSNR;
853

John Koleszar's avatar
John Koleszar committed
854
  return psnr;
855 856
}

John Koleszar's avatar
John Koleszar committed
857

John Koleszar's avatar
John Koleszar committed
858 859
#include "args.h"

860
static const arg_def_t debugmode = ARG_DEF("D", "debug", 0,
John Koleszar's avatar
John Koleszar committed
861
                                           "Debug mode (makes output deterministic)");
862
static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
John Koleszar's avatar
John Koleszar committed
863
                                            "Output filename");
John Koleszar's avatar
John Koleszar committed
864
static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
John Koleszar's avatar
John Koleszar committed
865
                                          "Input file is YV12 ");
John Koleszar's avatar
John Koleszar committed
866
static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
John Koleszar's avatar
John Koleszar committed
867
                                          "Input file is I420 (default)");
John Koleszar's avatar
John Koleszar committed
868
static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
John Koleszar's avatar
John Koleszar committed
869
                                          "Codec to use");
John Koleszar's avatar
John Koleszar committed
870
static const arg_def_t passes           = ARG_DEF("p", "passes", 1,
John Koleszar's avatar
John Koleszar committed
871
                                                  "Number of passes (1/2)");
John Koleszar's avatar
John Koleszar committed
872
static const arg_def_t pass_arg         = ARG_DEF(NULL, "pass", 1,
John Koleszar's avatar
John Koleszar committed
873
                                                  "Pass to execute (1/2)");
John Koleszar's avatar
John Koleszar committed
874
static const arg_def_t fpf_name         = ARG_DEF(NULL, "fpf", 1,
John Koleszar's avatar
John Koleszar committed
875
                                                  "First pass statistics file name");
John Koleszar's avatar
John Koleszar committed
876 877
static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
                                       "Stop encoding after n input frames");
878
static const arg_def_t skip = ARG_DEF(NULL, "skip", 1,
John Koleszar's avatar
John Koleszar committed
879
                                      "Skip the first n input frames");
John Koleszar's avatar
John Koleszar committed
880
static const arg_def_t deadline         = ARG_DEF("d", "deadline", 1,
John Koleszar's avatar
John Koleszar committed
881
                                                  "Deadline per frame (usec)");
John Koleszar's avatar
John Koleszar committed
882
static const arg_def_t best_dl          = ARG_DEF(NULL, "best", 0,
John Koleszar's avatar
John Koleszar committed
883
                                                  "Use Best Quality Deadline");
John Koleszar's avatar
John Koleszar committed
884
static const arg_def_t good_dl          = ARG_DEF(NULL, "good", 0,
John Koleszar's avatar
John Koleszar committed
885
                                                  "Use Good Quality Deadline");
John Koleszar's avatar
John Koleszar committed
886
static const arg_def_t rt_dl            = ARG_DEF(NULL, "rt", 0,
John Koleszar's avatar
John Koleszar committed
887
                                                  "Use Realtime Quality Deadline");
John Koleszar's avatar
John Koleszar committed
888
static const arg_def_t verbosearg       = ARG_DEF("v", "verbose", 0,
John Koleszar's avatar
John Koleszar committed
889
                                                  "Show encoder parameters");
John Koleszar's avatar
John Koleszar committed
890
static const arg_def_t psnrarg          = ARG_DEF(NULL, "psnr", 0,
John Koleszar's avatar
John Koleszar committed
891
                                                  "Show PSNR in status line");
892
static const arg_def_t recontest        = ARG_DEF(NULL, "test-decode", 0,
John Koleszar's avatar
John Koleszar committed
893
                                                  "Test enocde/decode have machted recon buffer");
894
static const arg_def_t framerate        = ARG_DEF(NULL, "fps", 1,
John Koleszar's avatar
John Koleszar committed
895
                                                  "Stream frame rate (rate/scale)");
John Koleszar's avatar
John Koleszar committed
896
static const arg_def_t use_ivf          = ARG_DEF(NULL, "ivf", 0,
John Koleszar's avatar
John Koleszar committed
897
                                                  "Output IVF (default is WebM)");
898
static const arg_def_t q_hist_n         = ARG_DEF(NULL, "q-hist", 1,
John Koleszar's avatar
John Koleszar committed
899
                                                  "Show quantizer histogram (n-buckets)");
900
static const arg_def_t rate_hist_n         = ARG_DEF(NULL, "rate-hist", 1,
John Koleszar's avatar
John Koleszar committed
901
                                                     "Show rate histogram (n-buckets)");
Hui Su's avatar
Hui Su committed
902 903
#if CONFIG_LOSSLESS
static const arg_def_t lossless_enabled = ARG_DEF(NULL, "lossless", 0,
John Koleszar's avatar
John Koleszar committed
904
                                                  "Enable lossless compression");
Hui Su's avatar
Hui Su committed
905
#endif
John Koleszar's avatar
John Koleszar committed
906 907 908 909 910 911
static const arg_def_t *main_args[] = {
  &debugmode,
  &outputfile, &codecarg, &passes, &pass_arg, &fpf_name, &limit, &skip,
  &deadline,
  &best_dl, &good_dl, &rt_dl,
  &verbosearg, &psnrarg, &recontest, &use_ivf, &q_hist_n, &rate_hist_n,
Hui Su's avatar
Hui Su committed
912
#if CONFIG_LOSSLESS
John Koleszar's avatar
John Koleszar committed
913
  &lossless_enabled,
Hui Su's avatar
Hui Su committed
914
#endif
John Koleszar's avatar
John Koleszar committed
915
  NULL
John Koleszar's avatar
John Koleszar committed
916 917 918
};

static const arg_def_t usage            = ARG_DEF("u", "usage", 1,
John Koleszar's avatar
John Koleszar committed
919
                                                  "Usage profile number to use");
John Koleszar's avatar
John Koleszar committed
920
static const arg_def_t threads          = ARG_DEF("t", "threads", 1,
John Koleszar's avatar
John Koleszar committed
921
                                                  "Max number of threads to use");
John Koleszar's avatar
John Koleszar committed
922
static const arg_def_t profile          = ARG_DEF(NULL, "profile", 1,
John Koleszar's avatar
John Koleszar committed
923
                                                  "Bitstream profile number to use");
John Koleszar's avatar
John Koleszar committed
924
static const arg_def_t width            = ARG_DEF("w", "width", 1,
John Koleszar's avatar
John Koleszar committed
925
                                                  "Frame width");
John Koleszar's avatar
John Koleszar committed
926
static const arg_def_t height           = ARG_DEF("h", "height", 1,
John Koleszar's avatar
John Koleszar committed
927
                                                  "Frame height");
928
static const struct arg_enum_list stereo_mode_enum[] = {
John Koleszar's avatar
John Koleszar committed
929 930 931 932 933 934
  {"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}
935 936
};
static const arg_def_t stereo_mode      = ARG_DEF_ENUM(NULL, "stereo-mode", 1,
John Koleszar's avatar
John Koleszar committed
937
                                                       "Stereo 3D video format", stereo_mode_enum);
John Koleszar's avatar
John Koleszar committed
938
static const arg_def_t timebase         = ARG_DEF(NULL, "timebase", 1,
John Koleszar's avatar
John Koleszar committed
939
                                                  "Output timestamp precision (fractional seconds)");
John Koleszar's avatar
John Koleszar committed
940
static const arg_def_t error_resilient  = ARG_DEF(NULL, "error-resilient", 1,
John Koleszar's avatar
John Koleszar committed
941
                                                  "Enable error resiliency features");
John Koleszar's avatar
John Koleszar committed
942
static const arg_def_t lag_in_frames    = ARG_DEF(NULL, "lag-in-frames", 1,
John Koleszar's avatar
John Koleszar committed
943
                                                  "Max number of frames to lag");
John Koleszar's avatar
John Koleszar committed
944

John Koleszar's avatar
John Koleszar committed
945 946 947 948
static const arg_def_t *global_args[] = {
  &use_yv12, &use_i420, &usage, &threads, &profile,
  &width, &height, &stereo_mode, &timebase, &framerate, &error_resilient,
  &lag_in_frames, NULL
John Koleszar's avatar
John Koleszar committed
949 950 951
};

static const arg_def_t dropframe_thresh   = ARG_DEF(NULL, "drop-frame", 1,
John Koleszar's avatar
John Koleszar committed
952
                                                    "Temporal resampling threshold (buf %)");
John Koleszar's avatar
John Koleszar committed
953
static const arg_def_t resize_allowed     = ARG_DEF(NULL, "resize-allowed", 1,
John Koleszar's avatar
John Koleszar committed
954
                                                    "Spatial resampling enabled (bool)");
John Koleszar's avatar
John Koleszar committed
955
static const arg_def_t resize_up_thresh   = ARG_DEF(NULL, "resize-up", 1,
John Koleszar's avatar
John Koleszar committed
956
                                                    "Upscale threshold (buf %)");
John Koleszar's avatar
John Koleszar committed
957
static const arg_def_t resize_down_thresh = ARG_DEF(NULL, "resize-down", 1,
John Koleszar's avatar
John Koleszar committed
958
                                                    "Downscale threshold (buf %)");
959
static const struct arg_enum_list end_usage_enum[] = {
John Koleszar's avatar
John Koleszar committed
960 961 962 963
  {"vbr", VPX_VBR},
  {"cbr", VPX_CBR},
  {"cq",  VPX_CQ},
  {NULL, 0}
964 965
};
static const arg_def_t end_usage          = ARG_DEF_ENUM(NULL, "end-usage", 1,
John Koleszar's avatar
John Koleszar committed
966
                                                         "Rate control mode", end_usage_enum);
John Koleszar's avatar
John Koleszar committed
967
static const arg_def_t target_bitrate     = ARG_DEF(NULL, "target-bitrate", 1,
John Koleszar's avatar
John Koleszar committed
968
                                                    "Bitrate (kbps)");
John Koleszar's avatar
John Koleszar committed
969
static const arg_def_t min_quantizer      = ARG_DEF(NULL, "min-q", 1,
John Koleszar's avatar
John Koleszar committed
970
                                                    "Minimum (best) quantizer");
John Koleszar's avatar
John Koleszar committed
971
static const arg_def_t max_quantizer      = ARG_DEF(NULL, "max-q", 1,
John Koleszar's avatar
John Koleszar committed
972
                                                    "Maximum (worst) quantizer");
John Koleszar's avatar
John Koleszar committed
973
static const arg_def_t undershoot_pct     = ARG_DEF(NULL, "undershoot-pct", 1,
John Koleszar's avatar
John Koleszar committed
974
                                                    "Datarate undershoot (min) target (%)");
John Koleszar's avatar
John Koleszar committed
975
static const arg_def_t overshoot_pct      = ARG_DEF(NULL, "overshoot-pct", 1,
John Koleszar's avatar
John Koleszar committed
976
                                                    "Datarate overshoot (max) target (%)");
John Koleszar's avatar
John Koleszar committed
977
static const arg_def_t buf_sz             = ARG_DEF(NULL, "buf-sz", 1,
John Koleszar's avatar
John Koleszar committed
978
                                                    "Client buffer size (ms)");
John Koleszar's avatar
John Koleszar committed
979
static const arg_def_t buf_initial_sz     = ARG_DEF(NULL, "buf-initial-sz", 1,
John Koleszar's avatar
John Koleszar committed
980
                                                    "Client initial buffer size (ms)");
John Koleszar's avatar
John Koleszar committed
981
static const arg_def_t buf_optimal_sz     = ARG_DEF(NULL, "buf-optimal-sz", 1,