vpxenc.c 81.7 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
 */

Christian Duvivier's avatar
Christian Duvivier committed
11
#include "vpx_config.h"
John Koleszar's avatar
John Koleszar committed
12

13
#if defined(_WIN32) || !CONFIG_OS_SUPPORT
14 15 16 17
#define USE_POSIX_MMAP 0
#else
#define USE_POSIX_MMAP 1
#endif
John Koleszar's avatar
John Koleszar committed
18 19 20 21 22

#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
John Koleszar's avatar
John Koleszar committed
23
#include <limits.h>
24
#include <assert.h>
25
#include "vpx/vpx_encoder.h"
John Koleszar's avatar
John Koleszar committed
26
#include "vpx/vpx_decoder.h"
John Koleszar's avatar
John Koleszar committed
27 28 29 30 31 32 33
#if USE_POSIX_MMAP
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/mman.h>
#include <fcntl.h>
#include <unistd.h>
#endif
John Koleszar's avatar
John Koleszar committed
34

35
#if CONFIG_VP8_ENCODER || CONFIG_VP9_ENCODER
36
#include "vpx/vp8cx.h"
John Koleszar's avatar
John Koleszar committed
37
#endif
38
#if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
39
#include "vpx/vp8dx.h"
John Koleszar's avatar
John Koleszar committed
40 41
#endif

John Koleszar's avatar
John Koleszar committed
42 43
#include "vpx_ports/mem_ops.h"
#include "vpx_ports/vpx_timer.h"
John Koleszar's avatar
John Koleszar committed
44
#include "tools_common.h"
45
#include "y4minput.h"
John Koleszar's avatar
John Koleszar committed
46 47 48 49 50 51 52 53 54 55
#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)
John Koleszar's avatar
John Koleszar committed
56 57
/* MinGW defines off_t as long
   and uses f{seek,tell}o64/off64_t for large files */
John Koleszar's avatar
John Koleszar committed
58 59
#define fseeko fseeko64
#define ftello ftello64
John Koleszar's avatar
John Koleszar committed
60
#define off_t off64_t
John Koleszar's avatar
John Koleszar committed
61 62
#endif

John Koleszar's avatar
John Koleszar committed
63
#define LITERALU64(hi,lo) ((((uint64_t)hi)<<32)|lo)
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 76 77 78
/* 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
John Koleszar's avatar
John Koleszar committed
79

John Koleszar's avatar
John Koleszar committed
80 81 82 83 84
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
John Koleszar's avatar
John Koleszar committed
85

Jim Bankoski's avatar
Jim Bankoski committed
86

John Koleszar's avatar
John Koleszar committed
87
static const char *exec_name;
Jim Bankoski's avatar
Jim Bankoski committed
88

John Koleszar's avatar
John Koleszar committed
89 90
#define VP8_FOURCC (0x00385056)
#define VP9_FOURCC (0x00395056)
Jim Bankoski's avatar
Jim Bankoski committed
91
static const struct codec_item {
John Koleszar's avatar
John Koleszar committed
92
  char const              *name;
Jim Bankoski's avatar
Jim Bankoski committed
93
  const vpx_codec_iface_t *(*iface)(void);
John Koleszar's avatar
John Koleszar committed
94
  const vpx_codec_iface_t *(*dx_iface)(void);
Jim Bankoski's avatar
Jim Bankoski committed
95 96
  unsigned int             fourcc;
} codecs[] = {
97
#if CONFIG_VP8_ENCODER && CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
98
  {"vp8", &vpx_codec_vp8_cx, &vpx_codec_vp8_dx, VP8_FOURCC},
99
#elif CONFIG_VP8_ENCODER && !CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
100
  {"vp8", &vpx_codec_vp8_cx, NULL, VP8_FOURCC},
101
#endif
John Koleszar's avatar
John Koleszar committed
102
#if CONFIG_VP9_ENCODER && CONFIG_VP9_DECODER
John Koleszar's avatar
John Koleszar committed
103
  {"vp9", &vpx_codec_vp9_cx, &vpx_codec_vp9_dx, VP9_FOURCC},
104
#elif CONFIG_VP9_ENCODER && !CONFIG_VP9_DECODER
John Koleszar's avatar
John Koleszar committed
105
  {"vp9", &vpx_codec_vp9_cx, NULL, VP9_FOURCC},
106 107 108
#endif
};

John Koleszar's avatar
John Koleszar committed
109 110
static void usage_exit();

John Koleszar's avatar
John Koleszar committed
111 112 113 114 115 116 117 118 119 120 121 122
#define LOG_ERROR(label) do \
  {\
    const char *l=label;\
    va_list ap;\
    va_start(ap, fmt);\
    if(l)\
      fprintf(stderr, "%s: ", l);\
    vfprintf(stderr, fmt, ap);\
    fprintf(stderr, "\n");\
    va_end(ap);\
  } while(0)

John Koleszar's avatar
John Koleszar committed
123
void die(const char *fmt, ...) {
John Koleszar's avatar
John Koleszar committed
124
  LOG_ERROR(NULL);
John Koleszar's avatar
John Koleszar committed
125
  usage_exit();
John Koleszar's avatar
John Koleszar committed
126 127
}

John Koleszar's avatar
John Koleszar committed
128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143

void fatal(const char *fmt, ...) {
  LOG_ERROR("Fatal");
  exit(EXIT_FAILURE);
}


void warn(const char *fmt, ...) {
  LOG_ERROR("Warning");
}


static void ctx_exit_on_error(vpx_codec_ctx_t *ctx, const char *s, ...) {
  va_list ap;

  va_start(ap, s);
John Koleszar's avatar
John Koleszar committed
144 145
  if (ctx->err) {
    const char *detail = vpx_codec_error_detail(ctx);
John Koleszar's avatar
John Koleszar committed
146

John Koleszar's avatar
John Koleszar committed
147 148
    vfprintf(stderr, s, ap);
    fprintf(stderr, ": %s\n", vpx_codec_error(ctx));
John Koleszar's avatar
John Koleszar committed
149

John Koleszar's avatar
John Koleszar committed
150 151
    if (detail)
      fprintf(stderr, "    %s\n", detail);
John Koleszar's avatar
John Koleszar committed
152

John Koleszar's avatar
John Koleszar committed
153 154
    exit(EXIT_FAILURE);
  }
John Koleszar's avatar
John Koleszar committed
155 156 157 158 159
}

/* This structure is used to abstract the different ways of handling
 * first pass statistics.
 */
John Koleszar's avatar
John Koleszar committed
160 161 162 163 164 165
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
166 167
} stats_io_t;

John Koleszar's avatar
John Koleszar committed
168 169
int stats_open_file(stats_io_t *stats, const char *fpf, int pass) {
  int res;
John Koleszar's avatar
John Koleszar committed
170

John Koleszar's avatar
John Koleszar committed
171
  stats->pass = pass;
John Koleszar's avatar
John Koleszar committed
172

John Koleszar's avatar
John Koleszar committed
173 174 175 176 177 178
  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
179 180
#if 0
#elif USE_POSIX_MMAP
John Koleszar's avatar
John Koleszar committed
181 182 183 184 185 186 187 188 189 190
    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
191
#else
John Koleszar's avatar
John Koleszar committed
192
    size_t nbytes;
John Koleszar's avatar
John Koleszar committed
193

John Koleszar's avatar
John Koleszar committed
194
    stats->file = fopen(fpf, "rb");
John Koleszar's avatar
John Koleszar committed
195

John Koleszar's avatar
John Koleszar committed
196 197
    if (fseek(stats->file, 0, SEEK_END))
      fatal("First-pass stats file must be seekable!");
John Koleszar's avatar
John Koleszar committed
198

John Koleszar's avatar
John Koleszar committed
199 200
    stats->buf.sz = stats->buf_alloc_sz = ftell(stats->file);
    rewind(stats->file);
John Koleszar's avatar
John Koleszar committed
201

John Koleszar's avatar
John Koleszar committed
202
    stats->buf.buf = malloc(stats->buf_alloc_sz);
John Koleszar's avatar
John Koleszar committed
203

John Koleszar's avatar
John Koleszar committed
204 205 206
    if (!stats->buf.buf)
      fatal("Failed to allocate first-pass stats buffer (%lu bytes)",
            (unsigned long)stats->buf_alloc_sz);
John Koleszar's avatar
John Koleszar committed
207

John Koleszar's avatar
John Koleszar committed
208 209
    nbytes = fread(stats->buf.buf, 1, stats->buf.sz, stats->file);
    res = (nbytes == stats->buf.sz);
John Koleszar's avatar
John Koleszar committed
210
#endif
John Koleszar's avatar
John Koleszar committed
211
  }
John Koleszar's avatar
John Koleszar committed
212

John Koleszar's avatar
John Koleszar committed
213
  return res;
John Koleszar's avatar
John Koleszar committed
214 215
}

John Koleszar's avatar
John Koleszar committed
216 217 218
int stats_open_mem(stats_io_t *stats, int pass) {
  int res;
  stats->pass = pass;
John Koleszar's avatar
John Koleszar committed
219

John Koleszar's avatar
John Koleszar committed
220 221 222 223 224
  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
225

John Koleszar's avatar
John Koleszar committed
226 227 228
  stats->buf_ptr = stats->buf.buf;
  res = (stats->buf.buf != NULL);
  return res;
John Koleszar's avatar
John Koleszar committed
229 230 231
}


John Koleszar's avatar
John Koleszar committed
232 233 234
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
235 236
#if 0
#elif USE_POSIX_MMAP
John Koleszar's avatar
John Koleszar committed
237
      munmap(stats->buf.buf, stats->buf.sz);
John Koleszar's avatar
John Koleszar committed
238
#else
John Koleszar's avatar
John Koleszar committed
239
      free(stats->buf.buf);
John Koleszar's avatar
John Koleszar committed
240 241
#endif
    }
John Koleszar's avatar
John Koleszar committed
242 243 244 245 246 247 248

    fclose(stats->file);
    stats->file = NULL;
  } else {
    if (stats->pass == last_pass)
      free(stats->buf.buf);
  }
John Koleszar's avatar
John Koleszar committed
249 250
}

John Koleszar's avatar
John Koleszar committed
251 252
void stats_write(stats_io_t *stats, const void *pkt, size_t len) {
  if (stats->file) {
John Koleszar's avatar
John Koleszar committed
253
    (void) fwrite(pkt, 1, len, stats->file);
John Koleszar's avatar
John Koleszar committed
254 255 256 257 258 259 260 261 262
  } 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;
John Koleszar's avatar
John Koleszar committed
263 264
      } else
        fatal("Failed to realloc firstpass stats buffer.");
John Koleszar's avatar
John Koleszar committed
265 266
    }

John Koleszar's avatar
John Koleszar committed
267 268 269 270
    memcpy(stats->buf_ptr, pkt, len);
    stats->buf.sz += len;
    stats->buf_ptr += len;
  }
John Koleszar's avatar
John Koleszar committed
271 272
}

John Koleszar's avatar
John Koleszar committed
273 274
vpx_fixed_buf_t stats_get(stats_io_t *stats) {
  return stats->buf;
John Koleszar's avatar
John Koleszar committed
275 276
}

277
/* Stereo 3D packed frame format */
John Koleszar's avatar
John Koleszar committed
278 279 280 281 282 283
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
284 285
} stereo_format_t;

John Koleszar's avatar
John Koleszar committed
286 287 288 289
enum video_file_type {
  FILE_TYPE_RAW,
  FILE_TYPE_IVF,
  FILE_TYPE_Y4M
290 291
};

292
struct detect_buffer {
John Koleszar's avatar
John Koleszar committed
293 294 295
  char buf[4];
  size_t buf_read;
  size_t position;
296 297 298
};


John Koleszar's avatar
John Koleszar committed
299 300 301 302 303 304 305 306 307 308 309 310 311
struct input_state {
  char                 *fn;
  FILE                 *file;
  y4m_input             y4m;
  struct detect_buffer  detect;
  enum video_file_type  file_type;
  unsigned int          w;
  unsigned int          h;
  struct vpx_rational   framerate;
  int                   use_i420;
};


John Koleszar's avatar
John Koleszar committed
312
#define IVF_FRAME_HDR_SZ (4+8) /* 4 byte size + 8 byte timestamp */
John Koleszar's avatar
John Koleszar committed
313 314 315 316 317
static int read_frame(struct input_state *input, vpx_image_t *img) {
  FILE *f = input->file;
  enum video_file_type file_type = input->file_type;
  y4m_input *y4m = &input->y4m;
  struct detect_buffer *detect = &input->detect;
John Koleszar's avatar
John Koleszar committed
318 319 320 321 322 323 324 325 326 327 328 329 330 331
  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.
       */
John Koleszar's avatar
John Koleszar committed
332
      (void) fread(junk, 1, IVF_FRAME_HDR_SZ, f);
John Koleszar's avatar
John Koleszar committed
333
    }
334

John Koleszar's avatar
John Koleszar committed
335 336 337 338 339 340 341 342 343 344 345 346 347 348 349 350 351 352 353 354 355 356 357 358 359 360 361 362 363 364 365
    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
366
        }
John Koleszar's avatar
John Koleszar committed
367 368
        if (needed > 0) {
          shortread |= (fread(ptr + buf_position, 1, needed, f) < needed);
John Koleszar's avatar
John Koleszar committed
369
        }
John Koleszar's avatar
John Koleszar committed
370 371 372

        ptr += img->stride[plane];
      }
John Koleszar's avatar
John Koleszar committed
373
    }
John Koleszar's avatar
John Koleszar committed
374
  }
John Koleszar's avatar
John Koleszar committed
375

John Koleszar's avatar
John Koleszar committed
376
  return !shortread;
John Koleszar's avatar
John Koleszar committed
377 378 379
}


380
unsigned int file_is_y4m(FILE      *infile,
381
                         y4m_input *y4m,
John Koleszar's avatar
John Koleszar committed
382 383 384 385 386
                         char       detect[4]) {
  if (memcmp(detect, "YUV4", 4) == 0) {
    return 1;
  }
  return 0;
387 388
}

John Koleszar's avatar
John Koleszar committed
389
#define IVF_FILE_HDR_SZ (32)
John Koleszar's avatar
John Koleszar committed
390 391
unsigned int file_is_ivf(struct input_state *input,
                         unsigned int *fourcc) {
John Koleszar's avatar
John Koleszar committed
392 393
  char raw_hdr[IVF_FILE_HDR_SZ];
  int is_ivf = 0;
John Koleszar's avatar
John Koleszar committed
394 395 396 397
  FILE *infile = input->file;
  unsigned int *width = &input->w;
  unsigned int *height = &input->h;
  struct detect_buffer *detect = &input->detect;
John Koleszar's avatar
John Koleszar committed
398

John Koleszar's avatar
John Koleszar committed
399 400
  if (memcmp(detect->buf, "DKIF", 4) != 0)
    return 0;
401

John Koleszar's avatar
John Koleszar committed
402 403 404 405 406
  /* 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
407
    {
John Koleszar's avatar
John Koleszar committed
408
      is_ivf = 1;
John Koleszar's avatar
John Koleszar committed
409

John Koleszar's avatar
John Koleszar committed
410
      if (mem_get_le16(raw_hdr + 4) != 0)
John Koleszar's avatar
John Koleszar committed
411 412
        warn("Unrecognized IVF version! This file may not decode "
             "properly.");
John Koleszar's avatar
John Koleszar committed
413

John Koleszar's avatar
John Koleszar committed
414
      *fourcc = mem_get_le32(raw_hdr + 8);
John Koleszar's avatar
John Koleszar committed
415
    }
John Koleszar's avatar
John Koleszar committed
416
  }
John Koleszar's avatar
John Koleszar committed
417

John Koleszar's avatar
John Koleszar committed
418 419 420 421 422
  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
423

John Koleszar's avatar
John Koleszar committed
424
  return is_ivf;
John Koleszar's avatar
John Koleszar committed
425 426 427 428 429 430
}


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
431 432 433 434 435 436 437 438 439 440 441 442 443 444 445 446 447 448 449 450
                                  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 */

John Koleszar's avatar
John Koleszar committed
451
  (void) fwrite(header, 1, 32, outfile);
John Koleszar's avatar
John Koleszar committed
452 453 454 455
}


static void write_ivf_frame_header(FILE *outfile,
John Koleszar's avatar
John Koleszar committed
456 457 458
                                   const vpx_codec_cx_pkt_t *pkt) {
  char             header[12];
  vpx_codec_pts_t  pts;
John Koleszar's avatar
John Koleszar committed
459

John Koleszar's avatar
John Koleszar committed
460 461
  if (pkt->kind != VPX_CODEC_CX_FRAME_PKT)
    return;
John Koleszar's avatar
John Koleszar committed
462

John Koleszar's avatar
John Koleszar committed
463
  pts = pkt->data.frame.pts;
John Koleszar's avatar
John Koleszar committed
464
  mem_put_le32(header, (int)pkt->data.frame.sz);
John Koleszar's avatar
John Koleszar committed
465 466
  mem_put_le32(header + 4, pts & 0xFFFFFFFF);
  mem_put_le32(header + 8, pts >> 32);
John Koleszar's avatar
John Koleszar committed
467

John Koleszar's avatar
John Koleszar committed
468 469 470 471 472 473 474
  (void) fwrite(header, 1, 12, outfile);
}

static void write_ivf_frame_size(FILE *outfile, size_t size) {
  char             header[4];
  mem_put_le32(header, (int)size);
  (void) fwrite(header, 1, 4, outfile);
John Koleszar's avatar
John Koleszar committed
475 476
}

John Koleszar's avatar
John Koleszar committed
477 478 479 480

typedef off_t EbmlLoc;


John Koleszar's avatar
John Koleszar committed
481 482 483
struct cue_entry {
  unsigned int time;
  uint64_t     loc;
John Koleszar's avatar
John Koleszar committed
484 485 486
};


John Koleszar's avatar
John Koleszar committed
487 488
struct EbmlGlobal {
  int debug;
489

John Koleszar's avatar
John Koleszar committed
490 491 492
  FILE    *stream;
  int64_t last_pts_ms;
  vpx_rational_t  framerate;
John Koleszar's avatar
John Koleszar committed
493

John Koleszar's avatar
John Koleszar committed
494 495 496 497 498 499 500
  /* 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
501

John Koleszar's avatar
John Koleszar committed
502 503
  /* This pointer is to a specific element to be serialized */
  off_t    track_id_pos;
John Koleszar's avatar
John Koleszar committed
504

John Koleszar's avatar
John Koleszar committed
505 506 507
  /* These pointers are to the size field of the element */
  EbmlLoc  startSegment;
  EbmlLoc  startCluster;
John Koleszar's avatar
John Koleszar committed
508

John Koleszar's avatar
John Koleszar committed
509 510
  uint32_t cluster_timecode;
  int      cluster_open;
John Koleszar's avatar
John Koleszar committed
511

John Koleszar's avatar
John Koleszar committed
512 513
  struct cue_entry *cue_list;
  unsigned int      cues;
John Koleszar's avatar
John Koleszar committed
514 515 516 517

};


John Koleszar's avatar
John Koleszar committed
518
void Ebml_Write(EbmlGlobal *glob, const void *buffer_in, unsigned long len) {
John Koleszar's avatar
John Koleszar committed
519
  (void) fwrite(buffer_in, 1, len, glob->stream);
John Koleszar's avatar
John Koleszar committed
520 521
}

522
#define WRITE_BUFFER(s) \
John Koleszar's avatar
John Koleszar committed
523 524
  for(i = len-1; i>=0; i--)\
  { \
John Koleszar's avatar
John Koleszar committed
525
    x = (char)(*(const s *)buffer_in >> (i * CHAR_BIT)); \
526
    Ebml_Write(glob, &x, 1); \
John Koleszar's avatar
John Koleszar committed
527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553
  }
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
554
}
555
#undef WRITE_BUFFER
John Koleszar's avatar
John Koleszar committed
556

557
/* Need a fixed size serializer for the track ID. libmkv provides a 64 bit
John Koleszar's avatar
John Koleszar committed
558 559
 * one, but not a 32 bit one.
 */
John Koleszar's avatar
John Koleszar committed
560 561 562 563 564
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
565 566 567
}


John Koleszar's avatar
John Koleszar committed
568 569
static void
Ebml_StartSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc,
John Koleszar's avatar
John Koleszar committed
570
                     unsigned long class_id) {
John Koleszar's avatar
John Koleszar committed
571 572 573
  /* todo this is always taking 8 bytes, this may need later optimization */
  /* this is a key that says length unknown */
  uint64_t unknownLen = LITERALU64(0x01FFFFFF, 0xFFFFFFFF);
John Koleszar's avatar
John Koleszar committed
574 575 576 577

  Ebml_WriteID(glob, class_id);
  *ebmlLoc = ftello(glob->stream);
  Ebml_Serialize(glob, &unknownLen, sizeof(unknownLen), 8);
John Koleszar's avatar
John Koleszar committed
578 579 580
}

static void
John Koleszar's avatar
John Koleszar committed
581 582 583
Ebml_EndSubElement(EbmlGlobal *glob, EbmlLoc *ebmlLoc) {
  off_t pos;
  uint64_t size;
John Koleszar's avatar
John Koleszar committed
584

John Koleszar's avatar
John Koleszar committed
585 586
  /* Save the current stream pointer */
  pos = ftello(glob->stream);
John Koleszar's avatar
John Koleszar committed
587

John Koleszar's avatar
John Koleszar committed
588 589
  /* Calculate the size of this element */
  size = pos - *ebmlLoc - 8;
John Koleszar's avatar
John Koleszar committed
590
  size |= LITERALU64(0x01000000, 0x00000000);
John Koleszar's avatar
John Koleszar committed
591

John Koleszar's avatar
John Koleszar committed
592 593 594
  /* 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
595

John Koleszar's avatar
John Koleszar committed
596 597
  /* Reset the stream pointer */
  fseeko(glob->stream, pos, SEEK_SET);
John Koleszar's avatar
John Koleszar committed
598 599
}

John Koleszar's avatar
John Koleszar committed
600 601

static void
John Koleszar's avatar
John Koleszar committed
602 603 604 605 606 607 608
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
609 610 611 612
}


static void
John Koleszar's avatar
John Koleszar committed
613
write_webm_seek_info(EbmlGlobal *ebml) {
John Koleszar's avatar
John Koleszar committed
614

John Koleszar's avatar
John Koleszar committed
615
  off_t pos;
John Koleszar's avatar
John Koleszar committed
616

John Koleszar's avatar
John Koleszar committed
617 618
  /* Save the current stream pointer */
  pos = ftello(ebml->stream);
John Koleszar's avatar
John Koleszar committed
619

John Koleszar's avatar
John Koleszar committed
620 621 622 623
  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
624

John Koleszar's avatar
John Koleszar committed
625 626
  {
    EbmlLoc start;
John Koleszar's avatar
John Koleszar committed
627

John Koleszar's avatar
John Koleszar committed
628 629 630 631 632 633 634
    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);
  }
  {
John Koleszar's avatar
John Koleszar committed
635
    /* segment info */
John Koleszar's avatar
John Koleszar committed
636 637
    EbmlLoc startInfo;
    uint64_t frame_time;
John Koleszar's avatar
John Koleszar committed
638 639 640 641 642 643 644 645 646 647 648
    char version_string[64];

    /* Assemble version string */
    if (ebml->debug)
      strcpy(version_string, "vpxenc");
    else {
      strcpy(version_string, "vpxenc ");
      strncat(version_string,
              vpx_codec_version_str(),
              sizeof(version_string) - 1 - strlen(version_string));
    }
John Koleszar's avatar
John Koleszar committed
649 650 651 652 653 654 655

    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,
John Koleszar's avatar
John Koleszar committed
656 657 658
                        (double)(ebml->last_pts_ms + frame_time));
    Ebml_SerializeString(ebml, 0x4D80, version_string);
    Ebml_SerializeString(ebml, 0x5741, version_string);
John Koleszar's avatar
John Koleszar committed
659 660
    Ebml_EndSubElement(ebml, &startInfo);
  }
John Koleszar's avatar
John Koleszar committed
661 662 663 664 665 666
}


static void
write_webm_file_header(EbmlGlobal                *glob,
                       const vpx_codec_enc_cfg_t *cfg,
667
                       const struct vpx_rational *fps,
John Koleszar's avatar
John Koleszar committed
668 669
                       stereo_format_t            stereo_fmt,
                       unsigned int               fourcc) {
John Koleszar's avatar
John Koleszar committed
670 671 672 673
  {
    EbmlLoc start;
    Ebml_StartSubElement(glob, &start, EBML);
    Ebml_SerializeUnsigned(glob, EBMLVersion, 1);
John Koleszar's avatar
John Koleszar committed
674 675 676 677 678 679
    Ebml_SerializeUnsigned(glob, EBMLReadVersion, 1);
    Ebml_SerializeUnsigned(glob, EBMLMaxIDLength, 4);
    Ebml_SerializeUnsigned(glob, EBMLMaxSizeLength, 8);
    Ebml_SerializeString(glob, DocType, "webm");
    Ebml_SerializeUnsigned(glob, DocTypeVersion, 2);
    Ebml_SerializeUnsigned(glob, DocTypeReadVersion, 2);
John Koleszar's avatar
John Koleszar committed
680 681 682
    Ebml_EndSubElement(glob, &start);
  }
  {
John Koleszar's avatar
John Koleszar committed
683
    Ebml_StartSubElement(glob, &glob->startSegment, Segment);
John Koleszar's avatar
John Koleszar committed
684 685 686 687
    glob->position_reference = ftello(glob->stream);
    glob->framerate = *fps;
    write_webm_seek_info(glob);

John Koleszar's avatar
John Koleszar committed
688
    {
John Koleszar's avatar
John Koleszar committed
689 690 691 692 693 694
      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
695

John Koleszar's avatar
John Koleszar committed
696 697 698 699 700
        EbmlLoc start;
        Ebml_StartSubElement(glob, &start, TrackEntry);
        Ebml_SerializeUnsigned(glob, TrackNumber, trackNumber);
        glob->track_id_pos = ftello(glob->stream);
        Ebml_SerializeUnsigned32(glob, TrackUID, trackID);
John Koleszar's avatar
John Koleszar committed
701
        Ebml_SerializeUnsigned(glob, TrackType, 1);
John Koleszar's avatar
John Koleszar committed
702 703
        Ebml_SerializeString(glob, CodecID,
                             fourcc == VP8_FOURCC ? "V_VP8" : "V_VP9");
John Koleszar's avatar
John Koleszar committed
704
        {
John Koleszar's avatar
John Koleszar committed
705 706 707 708 709 710 711 712 713 714
          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);
John Koleszar's avatar
John Koleszar committed
715
          Ebml_EndSubElement(glob, &videoStart);
John Koleszar's avatar
John Koleszar committed
716
        }
John Koleszar's avatar
John Koleszar committed
717
        Ebml_EndSubElement(glob, &start); /* Track Entry */
John Koleszar's avatar
John Koleszar committed
718 719
      }
      Ebml_EndSubElement(glob, &trackStart);
John Koleszar's avatar
John Koleszar committed
720
    }
John Koleszar's avatar
John Koleszar committed
721
    /* segment element is open */
John Koleszar's avatar
John Koleszar committed
722
  }
John Koleszar's avatar
John Koleszar committed
723 724 725 726 727 728
}


static void
write_webm_block(EbmlGlobal                *glob,
                 const vpx_codec_enc_cfg_t *cfg,
John Koleszar's avatar
John Koleszar committed
729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747
                 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
John Koleszar's avatar
John Koleszar committed
748
    block_timecode = (unsigned short)pts_ms - glob->cluster_timecode;
John Koleszar's avatar
John Koleszar committed
749 750 751 752 753 754 755 756 757

  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;
John Koleszar's avatar
John Koleszar committed
758
    glob->cluster_timecode = (uint32_t)pts_ms;
John Koleszar's avatar
John Koleszar committed
759
    glob->cluster_pos = ftello(glob->stream);
John Koleszar's avatar
John Koleszar committed
760
    Ebml_StartSubElement(glob, &glob->startCluster, Cluster); /* cluster */
John Koleszar's avatar
John Koleszar committed
761 762 763 764 765 766 767 768 769 770
    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;
John Koleszar's avatar
John Koleszar committed
771 772
      else
        fatal("Failed to realloc cue list.");
John Koleszar's avatar
John Koleszar committed
773

John Koleszar's avatar
John Koleszar committed
774 775 776 777
      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
778
    }
John Koleszar's avatar
John Koleszar committed
779
  }
John Koleszar's avatar
John Koleszar committed
780

John Koleszar's avatar
John Koleszar committed
781 782
  /* Write the Simple Block */
  Ebml_WriteID(glob, SimpleBlock);
John Koleszar's avatar
John Koleszar committed
783

John Koleszar's avatar
John Koleszar committed
784
  block_length = (unsigned long)pkt->data.frame.sz + 4;
John Koleszar's avatar
John Koleszar committed
785 786
  block_length |= 0x10000000;
  Ebml_Serialize(glob, &block_length, sizeof(block_length), 4);
John Koleszar's avatar
John Koleszar committed
787

John Koleszar's avatar
John Koleszar committed
788 789 790
  track_number = 1;
  track_number |= 0x80;
  Ebml_Write(glob, &track_number, 1);
John Koleszar's avatar
John Koleszar committed
791

John Koleszar's avatar
John Koleszar committed
792
  Ebml_Serialize(glob, &block_timecode, sizeof(block_timecode), 2);
John Koleszar's avatar
John Koleszar committed
793

John Koleszar's avatar
John Koleszar committed
794 795 796 797 798 799
  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
800

John Koleszar's avatar
John Koleszar committed
801
  Ebml_Write(glob, pkt->data.frame.buf, (unsigned long)pkt->data.frame.sz);
John Koleszar's avatar
John Koleszar committed
802 803 804 805
}


static void
John Koleszar's avatar
John Koleszar committed
806
write_webm_file_footer(EbmlGlobal *glob, long hash) {
John Koleszar's avatar
John Koleszar committed
807

John Koleszar's avatar
John Koleszar committed
808 809
  if (glob->cluster_open)
    Ebml_EndSubElement(glob, &glob->startCluster);
John Koleszar's avatar
John Koleszar committed
810

John Koleszar's avatar
John Koleszar committed
811 812
  {
    EbmlLoc start;
John Koleszar's avatar
John Koleszar committed
813
    unsigned int i;
John Koleszar's avatar
John Koleszar committed
814

John Koleszar's avatar
John Koleszar committed
815 816 817 818 819
    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
820

John Koleszar's avatar
John Koleszar committed
821 822 823
      Ebml_StartSubElement(glob, &start, CuePoint);
      {
        EbmlLoc start;
John Koleszar's avatar
John Koleszar committed
824

John Koleszar's avatar
John Koleszar committed
825
        Ebml_SerializeUnsigned(glob, CueTime, cue->time);
John Koleszar's avatar
John Koleszar committed
826

John Koleszar's avatar
John Koleszar committed
827 828 829 830
        Ebml_StartSubElement(glob, &start, CueTrackPositions);
        Ebml_SerializeUnsigned(glob, CueTrack, 1);
        Ebml_SerializeUnsigned64(glob, CueClusterPosition,
                                 cue->loc - glob->position_reference);
John Koleszar's avatar
John Koleszar committed
831
        Ebml_EndSubElement(glob, &start);
John Koleszar's avatar
John Koleszar committed
832 833
      }
      Ebml_EndSubElement(glob, &start);
John Koleszar's avatar
John Koleszar committed
834
    }
John Koleszar's avatar
John Koleszar committed
835 836
    Ebml_EndSubElement(glob, &start);
  }
John Koleszar's avatar
John Koleszar committed
837

John Koleszar's avatar
John Koleszar committed
838
  Ebml_EndSubElement(glob, &glob->startSegment);
John Koleszar's avatar
John Koleszar committed
839

John Koleszar's avatar
John Koleszar committed
840 841
  /* Patch up the seek info block */
  write_webm_seek_info(glob);
John Koleszar's avatar
John Koleszar committed
842

John Koleszar's avatar
John Koleszar committed
843 844 845
  /* 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
846

John Koleszar's avatar
John Koleszar committed
847
  fseeko(glob->stream, 0, SEEK_END);
John Koleszar's avatar
John Koleszar committed
848 849 850
}


John Koleszar's avatar
John Koleszar committed
851
/* Murmur hash derived from public domain reference implementation at
John Koleszar's avatar
John Koleszar committed
852
 *   http:// sites.google.com/site/murmurhash/
John Koleszar's avatar
John Koleszar committed
853
 */
John Koleszar's avatar
John Koleszar committed
854 855 856
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
857

John Koleszar's avatar
John Koleszar committed
858
  unsigned int h = seed ^ len;
John Koleszar's avatar
John Koleszar committed
859

John Koleszar's avatar
John Koleszar committed
860
  const unsigned char *data = (const unsigned char *)key;
John Koleszar's avatar
John Koleszar committed
861

John Koleszar's avatar
John Koleszar committed
862 863
  while (len >= 4) {
    unsigned int k;
John Koleszar's avatar
John Koleszar committed
864

John Koleszar's avatar
John Koleszar committed
865 866 867 868
    k  = data[0];
    k |= data[1] << 8;
    k |= data[2] << 16;
    k |= data[3] << 24;
John Koleszar's avatar
John Koleszar committed
869

John Koleszar's avatar
John Koleszar committed
870 871 872
    k *= m;
    k ^= k >> r;
    k *= m;
John Koleszar's avatar
John Koleszar committed
873 874

    h *= m;
John Koleszar's avatar
John Koleszar committed
875 876 877 878 879 880 881 882 883 884 885 886 887 888 889 890 891 892 893 894 895
    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
896 897
}

898
#include "math.h"
899
#define MAX_PSNR 100
John Koleszar's avatar
John Koleszar committed
900 901
static double vp8_mse2psnr(double Samples, double Peak, double Mse) {
  double psnr;
902

John Koleszar's avatar
John Koleszar committed
903 904 905
  if ((double)Mse > 0.0)
    psnr = 10.0 * log10(Peak * Peak * Samples / Mse);
  else
John Koleszar's avatar
John Koleszar committed
906
    psnr = MAX_PSNR;      /* Limit to prevent / 0 */
907

John Koleszar's avatar
John Koleszar committed
908 909
  if (psnr > MAX_PSNR)
    psnr = MAX_PSNR;
910

John Koleszar's avatar
John Koleszar committed
911
  return psnr;
912 913
}

John Koleszar's avatar
John Koleszar committed
914

John Koleszar's avatar
John Koleszar committed
915
#include "args.h"
916
static const arg_def_t debugmode = ARG_DEF("D", "debug", 0,
John Koleszar's avatar
John Koleszar committed
917
                                           "Debug mode (makes output deterministic)");
918
static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
John Koleszar's avatar
John Koleszar committed
919
                                            "Output filename");
John Koleszar's avatar
John Koleszar committed
920
static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
John Koleszar's avatar
John Koleszar committed
921
                                          "Input file is YV12 ");
John Koleszar's avatar
John Koleszar committed
922
static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
John Koleszar's avatar
John Koleszar committed
923
                                          "Input file is I420 (default)");
John Koleszar's avatar
John Koleszar committed
924
static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
John Koleszar's avatar
John Koleszar committed
925
                                          "Codec to use");
John Koleszar's avatar
John Koleszar committed
926
static const arg_def_t passes           = ARG_DEF("p", "passes", 1,
John Koleszar's avatar
John Koleszar committed
927
                                                  "Number of passes (1/2)");
John Koleszar's avatar
John Koleszar committed
928
static const arg_def_t pass_arg         = ARG_DEF(NULL, "pass", 1,
John Koleszar's avatar
John Koleszar committed
929
                                                  "Pass to execute (1/2)");
John Koleszar's avatar
John Koleszar committed
930
static const arg_def_t fpf_name         = ARG_DEF(NULL, "fpf", 1,
John Koleszar's avatar
John Koleszar committed
931
                                                  "First pass statistics file name");
John Koleszar's avatar
John Koleszar committed
932 933
static const arg_def_t limit = ARG_DEF(NULL, "limit", 1,
                                       "Stop encoding after n input frames");
934
static const arg_def_t skip = ARG_DEF(NULL, "skip", 1,
John Koleszar's avatar
John Koleszar committed
935
                                      "Skip the first n input frames");
John Koleszar's avatar
John Koleszar committed
936
static const arg_def_t deadline         = ARG_DEF("d", "deadline", 1,
John Koleszar's avatar
John Koleszar committed
937
                                                  "Deadline per frame (usec)");
John Koleszar's avatar
John Koleszar committed
938
static const arg_def_t best_dl          = ARG_DEF(NULL, "best", 0,
John Koleszar's avatar
John Koleszar committed
939
                                                  "Use Best Quality Deadline");
John Koleszar's avatar
John Koleszar committed
940
static const arg_def_t good_dl          = ARG_DEF(NULL, "good", 0,
John Koleszar's avatar
John Koleszar committed
941
                                                  "Use Good Quality Deadline");
John Koleszar's avatar
John Koleszar committed
942
static const arg_def_t rt_dl            = ARG_DEF(NULL, "rt", 0,
John Koleszar's avatar
John Koleszar committed
943
                                                  "Use Realtime Quality Deadline");
John Koleszar's avatar
John Koleszar committed
944 945
static const arg_def_t quietarg         = ARG_DEF("q", "quiet", 0,
                                                  "Do not print encode progress");
John Koleszar's avatar
John Koleszar committed
946
static const arg_def_t verbosearg       = ARG_DEF("v", "verbose", 0,
John Koleszar's avatar
John Koleszar committed
947
                                                  "Show encoder parameters");
John Koleszar's avatar
John Koleszar committed
948
static const arg_def_t psnrarg          = ARG_DEF(NULL, "psnr", 0,
John Koleszar's avatar
John Koleszar committed
949
                                                  "Show PSNR in status line");
950
static const arg_def_t recontest        = ARG_DEF(NULL, "test-decode", 0,
John Koleszar's avatar
John Koleszar committed
951
                                                  "Test encode/decode mismatch");
952
static const arg_def_t framerate        = ARG_DEF(NULL, "fps", 1,
John Koleszar's avatar
John Koleszar committed
953
                                                  "Stream frame rate (rate/scale)");
<