vpxdec.c 32.1 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
#include <assert.h>
John Koleszar's avatar
John Koleszar committed
12 13 14 15
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
16
#include <limits.h>
17

18 19
#include "./ivfdec.h"

John Koleszar's avatar
John Koleszar committed
20
#define VPX_CODEC_DISABLE_COMPAT 1
21
#include "./vpx_config.h"
22
#include "vpx/vpx_decoder.h"
John Koleszar's avatar
John Koleszar committed
23
#include "vpx_ports/vpx_timer.h"
24

25
#if CONFIG_VP8_DECODER || CONFIG_VP9_DECODER
26
#include "vpx/vp8dx.h"
John Koleszar's avatar
John Koleszar committed
27
#endif
28

John Koleszar's avatar
John Koleszar committed
29 30 31
#if CONFIG_MD5
#include "md5_utils.h"
#endif
32 33

#include "./tools_common.h"
John Koleszar's avatar
John Koleszar committed
34
#include "nestegg/include/nestegg/nestegg.h"
John Koleszar's avatar
John Koleszar committed
35
#include "third_party/libyuv/include/libyuv/scale.h"
John Koleszar's avatar
John Koleszar committed
36 37 38

static const char *exec_name;

John Koleszar's avatar
John Koleszar committed
39
static const struct {
John Koleszar's avatar
John Koleszar committed
40 41 42 43
  char const *name;
  const vpx_codec_iface_t *(*iface)(void);
  unsigned int             fourcc;
  unsigned int             fourcc_mask;
John Koleszar's avatar
John Koleszar committed
44
} ifaces[] = {
John Koleszar's avatar
John Koleszar committed
45
#if CONFIG_VP8_DECODER
46
  {"vp8",  vpx_codec_vp8_dx,   VP8_FOURCC_MASK, 0x00FFFFFF},
47
#endif
48
#if CONFIG_VP9_DECODER
49
  {"vp9",  vpx_codec_vp9_dx,   VP9_FOURCC_MASK, 0x00FFFFFF},
John Koleszar's avatar
John Koleszar committed
50 51 52 53
#endif
};

#include "args.h"
John Koleszar's avatar
John Koleszar committed
54 55
static const arg_def_t looparg = ARG_DEF(NULL, "loops", 1,
                                          "Number of times to decode the file");
John Koleszar's avatar
John Koleszar committed
56
static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
John Koleszar's avatar
John Koleszar committed
57
                                          "Codec to use");
John Koleszar's avatar
John Koleszar committed
58
static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
John Koleszar's avatar
John Koleszar committed
59
                                          "Output raw YV12 frames");
John Koleszar's avatar
John Koleszar committed
60
static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
John Koleszar's avatar
John Koleszar committed
61
                                          "Output raw I420 frames");
John Koleszar's avatar
John Koleszar committed
62
static const arg_def_t flipuvarg = ARG_DEF(NULL, "flipuv", 0,
John Koleszar's avatar
John Koleszar committed
63
                                           "Flip the chroma planes in the output");
John Koleszar's avatar
John Koleszar committed
64
static const arg_def_t noblitarg = ARG_DEF(NULL, "noblit", 0,
John Koleszar's avatar
John Koleszar committed
65
                                           "Don't process the decoded frames");
John Koleszar's avatar
John Koleszar committed
66
static const arg_def_t progressarg = ARG_DEF(NULL, "progress", 0,
John Koleszar's avatar
John Koleszar committed
67
                                             "Show progress after each frame decodes");
John Koleszar's avatar
John Koleszar committed
68
static const arg_def_t limitarg = ARG_DEF(NULL, "limit", 1,
John Koleszar's avatar
John Koleszar committed
69
                                          "Stop decoding after n frames");
70 71
static const arg_def_t skiparg = ARG_DEF(NULL, "skip", 1,
                                         "Skip the first n input frames");
John Koleszar's avatar
John Koleszar committed
72
static const arg_def_t postprocarg = ARG_DEF(NULL, "postproc", 0,
John Koleszar's avatar
John Koleszar committed
73
                                             "Postprocess decoded frames");
John Koleszar's avatar
John Koleszar committed
74
static const arg_def_t summaryarg = ARG_DEF(NULL, "summary", 0,
John Koleszar's avatar
John Koleszar committed
75
                                            "Show timing summary");
76
static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
John Koleszar's avatar
John Koleszar committed
77
                                            "Output file name pattern (see below)");
John Koleszar's avatar
John Koleszar committed
78
static const arg_def_t threadsarg = ARG_DEF("t", "threads", 1,
John Koleszar's avatar
John Koleszar committed
79
                                            "Max threads to use");
80
static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
John Koleszar's avatar
John Koleszar committed
81
                                            "Show version string");
John Koleszar's avatar
John Koleszar committed
82 83
static const arg_def_t error_concealment = ARG_DEF(NULL, "error-concealment", 0,
                                                   "Enable decoder error-concealment");
John Koleszar's avatar
John Koleszar committed
84 85
static const arg_def_t scalearg = ARG_DEF("S", "scale", 0,
                                            "Scale output frames uniformly");
John Koleszar's avatar
John Koleszar committed
86

John Koleszar's avatar
John Koleszar committed
87 88 89 90 91

#if CONFIG_MD5
static const arg_def_t md5arg = ARG_DEF(NULL, "md5", 0,
                                        "Compute the MD5 sum of the decoded frame");
#endif
John Koleszar's avatar
John Koleszar committed
92 93
static const arg_def_t *all_args[] = {
  &codecarg, &use_yv12, &use_i420, &flipuvarg, &noblitarg,
94
  &progressarg, &limitarg, &skiparg, &postprocarg, &summaryarg, &outputfile,
John Koleszar's avatar
John Koleszar committed
95
  &threadsarg, &verbosearg, &scalearg,
John Koleszar's avatar
John Koleszar committed
96
#if CONFIG_MD5
John Koleszar's avatar
John Koleszar committed
97
  &md5arg,
John Koleszar's avatar
John Koleszar committed
98
#endif
John Koleszar's avatar
John Koleszar committed
99
  &error_concealment,
John Koleszar's avatar
John Koleszar committed
100
  NULL
John Koleszar's avatar
John Koleszar committed
101 102
};

103
#if CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
104
static const arg_def_t addnoise_level = ARG_DEF(NULL, "noise-level", 1,
John Koleszar's avatar
John Koleszar committed
105
                                                "Enable VP8 postproc add noise");
John Koleszar's avatar
John Koleszar committed
106
static const arg_def_t deblock = ARG_DEF(NULL, "deblock", 0,
John Koleszar's avatar
John Koleszar committed
107
                                         "Enable VP8 deblocking");
John Koleszar's avatar
John Koleszar committed
108
static const arg_def_t demacroblock_level = ARG_DEF(NULL, "demacroblock-level", 1,
John Koleszar's avatar
John Koleszar committed
109
                                                    "Enable VP8 demacroblocking, w/ level");
John Koleszar's avatar
John Koleszar committed
110
static const arg_def_t pp_debug_info = ARG_DEF(NULL, "pp-debug-info", 1,
John Koleszar's avatar
John Koleszar committed
111
                                               "Enable VP8 visible debug info");
112
static const arg_def_t pp_disp_ref_frame = ARG_DEF(NULL, "pp-dbg-ref-frame", 1,
John Koleszar's avatar
John Koleszar committed
113
                                                   "Display only selected reference frame per macro block");
114
static const arg_def_t pp_disp_mb_modes = ARG_DEF(NULL, "pp-dbg-mb-modes", 1,
John Koleszar's avatar
John Koleszar committed
115
                                                  "Display only selected macro block modes");
116
static const arg_def_t pp_disp_b_modes = ARG_DEF(NULL, "pp-dbg-b-modes", 1,
John Koleszar's avatar
John Koleszar committed
117
                                                 "Display only selected block modes");
118
static const arg_def_t pp_disp_mvs = ARG_DEF(NULL, "pp-dbg-mvs", 1,
John Koleszar's avatar
John Koleszar committed
119
                                             "Draw only selected motion vectors");
John Koleszar's avatar
John Koleszar committed
120 121
static const arg_def_t mfqe = ARG_DEF(NULL, "mfqe", 0,
                                      "Enable multiframe quality enhancement");
John Koleszar's avatar
John Koleszar committed
122

John Koleszar's avatar
John Koleszar committed
123 124
static const arg_def_t *vp8_pp_args[] = {
  &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info,
John Koleszar's avatar
John Koleszar committed
125
  &pp_disp_ref_frame, &pp_disp_mb_modes, &pp_disp_b_modes, &pp_disp_mvs, &mfqe,
John Koleszar's avatar
John Koleszar committed
126
  NULL
John Koleszar's avatar
John Koleszar committed
127 128 129
};
#endif

130
void usage_exit() {
John Koleszar's avatar
John Koleszar committed
131
  int i;
John Koleszar's avatar
John Koleszar committed
132

John Koleszar's avatar
John Koleszar committed
133 134 135
  fprintf(stderr, "Usage: %s <options> filename\n\n"
          "Options:\n", exec_name);
  arg_show_usage(stderr, all_args);
136
#if CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
137 138
  fprintf(stderr, "\nVP8 Postprocessing Options:\n");
  arg_show_usage(stderr, vp8_pp_args);
John Koleszar's avatar
John Koleszar committed
139
#endif
John Koleszar's avatar
John Koleszar committed
140 141 142 143 144 145
  fprintf(stderr,
          "\nOutput File Patterns:\n\n"
          "  The -o argument specifies the name of the file(s) to "
          "write to. If the\n  argument does not include any escape "
          "characters, the output will be\n  written to a single file. "
          "Otherwise, the filename will be calculated by\n  expanding "
John Koleszar's avatar
John Koleszar committed
146 147
          "the following escape characters:\n");
  fprintf(stderr,
John Koleszar's avatar
John Koleszar committed
148 149 150 151 152 153 154 155 156 157 158 159
          "\n\t%%w   - Frame width"
          "\n\t%%h   - Frame height"
          "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"
          "\n\n  Pattern arguments are only supported in conjunction "
          "with the --yv12 and\n  --i420 options. If the -o option is "
          "not specified, the output will be\n  directed to stdout.\n"
         );
  fprintf(stderr, "\nIncluded decoders:\n\n");

  for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
    fprintf(stderr, "    %-6s - %s\n",
            ifaces[i].name,
Jim Bankoski's avatar
Jim Bankoski committed
160
            vpx_codec_iface_name(ifaces[i].iface()));
John Koleszar's avatar
John Koleszar committed
161 162

  exit(EXIT_FAILURE);
John Koleszar's avatar
John Koleszar committed
163 164
}

165 166
struct VpxDecInputContext {
  nestegg *nestegg_ctx;
John Koleszar's avatar
John Koleszar committed
167
  nestegg_packet *pkt;
168 169 170 171
  unsigned int chunk;
  unsigned int chunks;
  unsigned int video_track;
  struct VpxInputContext *vpx_input_ctx;
John Koleszar's avatar
John Koleszar committed
172 173
};

174 175 176 177 178 179 180 181 182
static int read_frame(struct VpxDecInputContext *input,
                      uint8_t **buf,
                      size_t *bytes_in_buffer,
                      size_t *buffer_size) {
  char raw_hdr[RAW_FRAME_HDR_SZ];
  size_t bytes_to_read = 0;
  FILE *infile = input->vpx_input_ctx->file;
  enum VideoFileType kind = input->vpx_input_ctx->file_type;
  if (kind == FILE_TYPE_WEBM) {
John Koleszar's avatar
John Koleszar committed
183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200
    if (input->chunk >= input->chunks) {
      unsigned int track;

      do {
        /* End of this packet, get another. */
        if (input->pkt)
          nestegg_free_packet(input->pkt);

        if (nestegg_read_packet(input->nestegg_ctx, &input->pkt) <= 0
            || nestegg_packet_track(input->pkt, &track))
          return 1;

      } while (track != input->video_track);

      if (nestegg_packet_count(input->pkt, &input->chunks))
        return 1;
      input->chunk = 0;
    }
John Koleszar's avatar
John Koleszar committed
201

202
    if (nestegg_packet_data(input->pkt, input->chunk, buf, bytes_in_buffer))
John Koleszar's avatar
John Koleszar committed
203 204
      return 1;
    input->chunk++;
John Koleszar's avatar
John Koleszar committed
205

John Koleszar's avatar
John Koleszar committed
206
    return 0;
207 208 209 210 211 212 213 214
  } else if (kind == FILE_TYPE_RAW) {
    if (fread(raw_hdr, RAW_FRAME_HDR_SZ, 1, infile) != 1) {
      if (!feof(infile))
        warn("Failed to read RAW frame size\n");
    } else {
      const int kCorruptFrameThreshold = 256 * 1024 * 1024;
      const int kFrameTooSmallThreshold = 256 * 1024;
      bytes_to_read = mem_get_le32(raw_hdr);
John Koleszar's avatar
John Koleszar committed
215

216 217 218 219
      if (bytes_to_read > kCorruptFrameThreshold) {
        warn("Read invalid frame size (%u)\n", (unsigned int)bytes_to_read);
        bytes_to_read = 0;
      }
John Koleszar's avatar
John Koleszar committed
220

221 222 223 224
      if (kind == FILE_TYPE_RAW && bytes_to_read < kFrameTooSmallThreshold) {
        warn("Warning: Read invalid frame size (%u) - not a raw file?\n",
             (unsigned int)bytes_to_read);
      }
John Koleszar's avatar
John Koleszar committed
225

226 227
      if (bytes_to_read > *buffer_size) {
        uint8_t *new_buf = realloc(*buf, 2 * bytes_to_read);
John Koleszar's avatar
John Koleszar committed
228

229 230 231 232 233 234 235
        if (new_buf) {
          *buf = new_buf;
          *buffer_size = 2 * bytes_to_read;
        } else {
          warn("Failed to allocate compressed data buffer\n");
          bytes_to_read = 0;
        }
John Koleszar's avatar
John Koleszar committed
236 237
      }
    }
John Koleszar's avatar
John Koleszar committed
238

239 240 241 242 243 244
    if (!feof(infile)) {
      if (fread(*buf, 1, bytes_to_read, infile) != bytes_to_read) {
        warn("Failed to read full frame\n");
        return 1;
      }
      *bytes_in_buffer = bytes_to_read;
John Koleszar's avatar
John Koleszar committed
245 246
    }

John Koleszar's avatar
John Koleszar committed
247
    return 0;
Tom Finegan's avatar
Tom Finegan committed
248 249 250
  } else if (kind == FILE_TYPE_IVF) {
    return ivf_read_frame(input->vpx_input_ctx,
                          buf, bytes_in_buffer, buffer_size);
John Koleszar's avatar
John Koleszar committed
251 252 253
  }

  return 1;
John Koleszar's avatar
John Koleszar committed
254 255
}

John Koleszar's avatar
John Koleszar committed
256 257
void *out_open(const char *out_fn, int do_md5) {
  void *out = NULL;
John Koleszar's avatar
John Koleszar committed
258

John Koleszar's avatar
John Koleszar committed
259
  if (do_md5) {
John Koleszar's avatar
John Koleszar committed
260
#if CONFIG_MD5
John Koleszar's avatar
John Koleszar committed
261 262 263
    MD5Context *md5_ctx = out = malloc(sizeof(MD5Context));
    (void)out_fn;
    MD5Init(md5_ctx);
John Koleszar's avatar
John Koleszar committed
264
#endif
John Koleszar's avatar
John Koleszar committed
265 266 267 268 269
  } else {
    FILE *outfile = out = strcmp("-", out_fn) ? fopen(out_fn, "wb")
                          : set_binary_mode(stdout);

    if (!outfile) {
270
      fatal("Failed to output file");
John Koleszar's avatar
John Koleszar committed
271
    }
John Koleszar's avatar
John Koleszar committed
272
  }
John Koleszar's avatar
John Koleszar committed
273

John Koleszar's avatar
John Koleszar committed
274
  return out;
John Koleszar's avatar
John Koleszar committed
275 276
}

John Koleszar's avatar
John Koleszar committed
277 278
void out_put(void *out, const uint8_t *buf, unsigned int len, int do_md5) {
  if (do_md5) {
John Koleszar's avatar
John Koleszar committed
279
#if CONFIG_MD5
John Koleszar's avatar
John Koleszar committed
280
    MD5Update(out, buf, len);
John Koleszar's avatar
John Koleszar committed
281
#endif
John Koleszar's avatar
John Koleszar committed
282
  } else {
John Koleszar's avatar
John Koleszar committed
283
    (void) fwrite(buf, 1, len, out);
John Koleszar's avatar
John Koleszar committed
284
  }
John Koleszar's avatar
John Koleszar committed
285 286
}

John Koleszar's avatar
John Koleszar committed
287 288
void out_close(void *out, const char *out_fn, int do_md5) {
  if (do_md5) {
John Koleszar's avatar
John Koleszar committed
289
#if CONFIG_MD5
John Koleszar's avatar
John Koleszar committed
290 291
    uint8_t md5[16];
    int i;
John Koleszar's avatar
John Koleszar committed
292

John Koleszar's avatar
John Koleszar committed
293 294
    MD5Final(md5, out);
    free(out);
John Koleszar's avatar
John Koleszar committed
295

John Koleszar's avatar
John Koleszar committed
296 297
    for (i = 0; i < 16; i++)
      printf("%02x", md5[i]);
John Koleszar's avatar
John Koleszar committed
298

John Koleszar's avatar
John Koleszar committed
299
    printf("  %s\n", out_fn);
John Koleszar's avatar
John Koleszar committed
300
#endif
John Koleszar's avatar
John Koleszar committed
301 302 303
  } else {
    fclose(out);
  }
John Koleszar's avatar
John Koleszar committed
304 305
}

306 307
int file_is_raw(struct VpxInputContext *input) {
  uint8_t buf[32];
John Koleszar's avatar
John Koleszar committed
308 309
  int is_raw = 0;
  vpx_codec_stream_info_t si;
310

John Koleszar's avatar
John Koleszar committed
311 312
  si.sz = sizeof(si);

313
  if (fread(buf, 1, 32, input->file) == 32) {
John Koleszar's avatar
John Koleszar committed
314 315
    int i;

316 317
    if (mem_get_le32(buf) < 256 * 1024 * 1024) {
      for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++) {
Jim Bankoski's avatar
Jim Bankoski committed
318
        if (!vpx_codec_peek_stream_info(ifaces[i].iface(),
John Koleszar's avatar
John Koleszar committed
319 320
                                        buf + 4, 32 - 4, &si)) {
          is_raw = 1;
321 322 323 324 325
          input->fourcc = ifaces[i].fourcc;
          input->width = si.w;
          input->height = si.h;
          input->framerate.numerator = 30;
          input->framerate.denominator = 1;
John Koleszar's avatar
John Koleszar committed
326 327
          break;
        }
328 329
      }
    }
John Koleszar's avatar
John Koleszar committed
330 331
  }

332
  rewind(input->file);
John Koleszar's avatar
John Koleszar committed
333
  return is_raw;
334 335 336
}


John Koleszar's avatar
John Koleszar committed
337
static int
John Koleszar's avatar
John Koleszar committed
338 339 340 341 342 343 344 345 346 347
nestegg_read_cb(void *buffer, size_t length, void *userdata) {
  FILE *f = userdata;

  if (fread(buffer, 1, length, f) < length) {
    if (ferror(f))
      return -1;
    if (feof(f))
      return 0;
  }
  return 1;
John Koleszar's avatar
John Koleszar committed
348 349 350 351
}


static int
John Koleszar's avatar
John Koleszar committed
352 353 354 355 356 357 358 359 360 361 362 363
nestegg_seek_cb(int64_t offset, int whence, void *userdata) {
  switch (whence) {
    case NESTEGG_SEEK_SET:
      whence = SEEK_SET;
      break;
    case NESTEGG_SEEK_CUR:
      whence = SEEK_CUR;
      break;
    case NESTEGG_SEEK_END:
      whence = SEEK_END;
      break;
  };
John Koleszar's avatar
John Koleszar committed
364
  return fseek(userdata, (long)offset, whence) ? -1 : 0;
John Koleszar's avatar
John Koleszar committed
365 366 367 368
}


static int64_t
John Koleszar's avatar
John Koleszar committed
369 370
nestegg_tell_cb(void *userdata) {
  return ftell(userdata);
John Koleszar's avatar
John Koleszar committed
371 372 373 374
}


static void
John Koleszar's avatar
John Koleszar committed
375 376 377 378 379 380 381 382
nestegg_log_cb(nestegg *context, unsigned int severity, char const *format,
               ...) {
  va_list ap;

  va_start(ap, format);
  vfprintf(stderr, format, ap);
  fprintf(stderr, "\n");
  va_end(ap);
John Koleszar's avatar
John Koleszar committed
383 384 385 386
}


static int
387
webm_guess_framerate(struct VpxDecInputContext *input) {
John Koleszar's avatar
John Koleszar committed
388 389 390
  unsigned int i;
  uint64_t     tstamp = 0;

Frank Galligan's avatar
Frank Galligan committed
391 392
  /* Check to see if we can seek before we parse any data. */
  if (nestegg_track_seek(input->nestegg_ctx, input->video_track, 0)) {
393 394 395
    warn("WARNING: Failed to guess framerate (no Cues), set to 30fps.\n");
    input->vpx_input_ctx->framerate.numerator = 30;
    input->vpx_input_ctx->framerate.denominator  = 1;
Frank Galligan's avatar
Frank Galligan committed
396 397 398
    return 0;
  }

John Koleszar's avatar
John Koleszar committed
399 400 401 402 403 404 405 406 407
  /* Guess the framerate. Read up to 1 second, or 50 video packets,
   * whichever comes first.
   */
  for (i = 0; tstamp < 1000000000 && i < 50;) {
    nestegg_packet *pkt;
    unsigned int track;

    if (nestegg_read_packet(input->nestegg_ctx, &pkt) <= 0)
      break;
John Koleszar's avatar
John Koleszar committed
408

John Koleszar's avatar
John Koleszar committed
409 410 411 412
    nestegg_packet_track(pkt, &track);
    if (track == input->video_track) {
      nestegg_packet_tstamp(pkt, &tstamp);
      i++;
John Koleszar's avatar
John Koleszar committed
413 414
    }

John Koleszar's avatar
John Koleszar committed
415 416
    nestegg_free_packet(pkt);
  }
John Koleszar's avatar
John Koleszar committed
417

John Koleszar's avatar
John Koleszar committed
418 419 420
  if (nestegg_track_seek(input->nestegg_ctx, input->video_track, 0))
    goto fail;

421 422
  input->vpx_input_ctx->framerate.numerator = (i - 1) * 1000000;
  input->vpx_input_ctx->framerate.denominator = (int)(tstamp / 1000);
John Koleszar's avatar
John Koleszar committed
423
  return 0;
John Koleszar's avatar
John Koleszar committed
424
fail:
John Koleszar's avatar
John Koleszar committed
425 426
  nestegg_destroy(input->nestegg_ctx);
  input->nestegg_ctx = NULL;
427
  rewind(input->vpx_input_ctx->file);
John Koleszar's avatar
John Koleszar committed
428
  return 1;
John Koleszar's avatar
John Koleszar committed
429 430 431 432
}


static int
433
file_is_webm(struct VpxDecInputContext *input) {
John Koleszar's avatar
John Koleszar committed
434
  unsigned int i, n;
435 436
  int track_type = -1;
  int codec_id;
John Koleszar's avatar
John Koleszar committed
437

John Koleszar's avatar
John Koleszar committed
438
  nestegg_io io = {nestegg_read_cb, nestegg_seek_cb, nestegg_tell_cb, 0};
John Koleszar's avatar
John Koleszar committed
439 440
  nestegg_video_params params;

441
  io.userdata = input->vpx_input_ctx->file;
John Koleszar's avatar
John Koleszar committed
442 443 444 445 446 447 448 449 450 451 452 453 454 455 456
  if (nestegg_init(&input->nestegg_ctx, io, NULL))
    goto fail;

  if (nestegg_track_count(input->nestegg_ctx, &n))
    goto fail;

  for (i = 0; i < n; i++) {
    track_type = nestegg_track_type(input->nestegg_ctx, i);

    if (track_type == NESTEGG_TRACK_VIDEO)
      break;
    else if (track_type < 0)
      goto fail;
  }

John Koleszar's avatar
John Koleszar committed
457 458
  codec_id = nestegg_track_codec_id(input->nestegg_ctx, i);
  if (codec_id == NESTEGG_CODEC_VP8) {
459
    input->vpx_input_ctx->fourcc = VP8_FOURCC_MASK;
John Koleszar's avatar
John Koleszar committed
460
  } else if (codec_id == NESTEGG_CODEC_VP9) {
461
    input->vpx_input_ctx->fourcc = VP9_FOURCC_MASK;
John Koleszar's avatar
John Koleszar committed
462 463
  } else {
    fprintf(stderr, "Not VPx video, quitting.\n");
John Koleszar's avatar
John Koleszar committed
464 465 466 467 468 469 470 471
    exit(1);
  }

  input->video_track = i;

  if (nestegg_track_video_params(input->nestegg_ctx, i, &params))
    goto fail;

472 473 474 475
  input->vpx_input_ctx->framerate.denominator = 0;
  input->vpx_input_ctx->framerate.numerator = 0;
  input->vpx_input_ctx->width = params.width;
  input->vpx_input_ctx->height = params.height;
John Koleszar's avatar
John Koleszar committed
476
  return 1;
John Koleszar's avatar
John Koleszar committed
477
fail:
John Koleszar's avatar
John Koleszar committed
478
  input->nestegg_ctx = NULL;
479
  rewind(input->vpx_input_ctx->file);
John Koleszar's avatar
John Koleszar committed
480
  return 0;
John Koleszar's avatar
John Koleszar committed
481 482
}

483

John Koleszar's avatar
John Koleszar committed
484 485 486 487
void show_progress(int frame_in, int frame_out, unsigned long dx_time) {
  fprintf(stderr, "%d decoded frames/%d showed frames in %lu us (%.2f fps)\r",
          frame_in, frame_out, dx_time,
          (float)frame_out * 1000000.0 / (float)dx_time);
488 489 490
}


491 492
void generate_filename(const char *pattern, char *out, size_t q_len,
                       unsigned int d_w, unsigned int d_h,
John Koleszar's avatar
John Koleszar committed
493 494 495 496 497 498 499 500 501 502
                       unsigned int frame_in) {
  const char *p = pattern;
  char *q = out;

  do {
    char *next_pat = strchr(p, '%');

    if (p == next_pat) {
      size_t pat_len;

John Koleszar's avatar
John Koleszar committed
503
      /* parse the pattern */
John Koleszar's avatar
John Koleszar committed
504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551
      q[q_len - 1] = '\0';
      switch (p[1]) {
        case 'w':
          snprintf(q, q_len - 1, "%d", d_w);
          break;
        case 'h':
          snprintf(q, q_len - 1, "%d", d_h);
          break;
        case '1':
          snprintf(q, q_len - 1, "%d", frame_in);
          break;
        case '2':
          snprintf(q, q_len - 1, "%02d", frame_in);
          break;
        case '3':
          snprintf(q, q_len - 1, "%03d", frame_in);
          break;
        case '4':
          snprintf(q, q_len - 1, "%04d", frame_in);
          break;
        case '5':
          snprintf(q, q_len - 1, "%05d", frame_in);
          break;
        case '6':
          snprintf(q, q_len - 1, "%06d", frame_in);
          break;
        case '7':
          snprintf(q, q_len - 1, "%07d", frame_in);
          break;
        case '8':
          snprintf(q, q_len - 1, "%08d", frame_in);
          break;
        case '9':
          snprintf(q, q_len - 1, "%09d", frame_in);
          break;
        default:
          die("Unrecognized pattern %%%c\n", p[1]);
      }

      pat_len = strlen(q);
      if (pat_len >= q_len - 1)
        die("Output filename too long.\n");
      q += pat_len;
      p += 2;
      q_len -= pat_len;
    } else {
      size_t copy_len;

John Koleszar's avatar
John Koleszar committed
552
      /* copy the next segment */
John Koleszar's avatar
John Koleszar committed
553 554 555 556 557 558 559 560 561 562 563 564 565 566 567
      if (!next_pat)
        copy_len = strlen(p);
      else
        copy_len = next_pat - p;

      if (copy_len >= q_len - 1)
        die("Output filename too long.\n");

      memcpy(q, p, copy_len);
      q[copy_len] = '\0';
      q += copy_len;
      p += copy_len;
      q_len -= copy_len;
    }
  } while (*p);
568 569 570
}


John Koleszar's avatar
John Koleszar committed
571
int main_loop(int argc, const char **argv_) {
572
  vpx_codec_ctx_t       decoder;
John Koleszar's avatar
John Koleszar committed
573 574 575
  char                  *fn = NULL;
  int                    i;
  uint8_t               *buf = NULL;
576
  size_t                 bytes_in_buffer = 0, buffer_size = 0;
John Koleszar's avatar
John Koleszar committed
577
  FILE                  *infile;
578 579
  int                    frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0;
  int                    do_md5 = 0, progress = 0;
John Koleszar's avatar
John Koleszar committed
580
  int                    stop_after = 0, postproc = 0, summary = 0, quiet = 1;
581
  int                    arg_skip = 0;
John Koleszar's avatar
John Koleszar committed
582
  int                    ec_enabled = 0;
John Koleszar's avatar
John Koleszar committed
583 584 585 586 587 588 589 590 591 592
  vpx_codec_iface_t       *iface = NULL;
  unsigned long          dx_time = 0;
  struct arg               arg;
  char                   **argv, **argi, **argj;
  const char             *outfile_pattern = 0;
  char                    outfile[PATH_MAX];
  int                     single_file;
  int                     use_y4m = 1;
  void                   *out = NULL;
  vpx_codec_dec_cfg_t     cfg = {0};
593
#if CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
594 595 596 597 598
  vp8_postproc_cfg_t      vp8_pp_cfg = {0};
  int                     vp8_dbg_color_ref_frame = 0;
  int                     vp8_dbg_color_mb_modes = 0;
  int                     vp8_dbg_color_b_modes = 0;
  int                     vp8_dbg_display_mv = 0;
John Koleszar's avatar
John Koleszar committed
599
#endif
John Koleszar's avatar
John Koleszar committed
600 601
  int                     frames_corrupted = 0;
  int                     dec_flags = 0;
602
  int                     do_scale = 0;
John Koleszar's avatar
John Koleszar committed
603 604
  int                     stream_w = 0, stream_h = 0;
  vpx_image_t             *scaled_img = NULL;
Scott LaVarnway's avatar
Scott LaVarnway committed
605
  int                     frame_avail, got_data;
John Koleszar's avatar
John Koleszar committed
606

607 608 609 610
  struct VpxDecInputContext input = {0};
  struct VpxInputContext vpx_input_ctx = {0};
  input.vpx_input_ctx = &vpx_input_ctx;

John Koleszar's avatar
John Koleszar committed
611 612 613 614 615 616 617 618 619 620 621 622 623 624 625 626
  /* Parse command line */
  exec_name = argv_[0];
  argv = argv_dup(argc - 1, argv_ + 1);

  for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step) {
    memset(&arg, 0, sizeof(arg));
    arg.argv_step = 1;

    if (arg_match(&arg, &codecarg, argi)) {
      int j, k = -1;

      for (j = 0; j < sizeof(ifaces) / sizeof(ifaces[0]); j++)
        if (!strcmp(ifaces[j].name, arg.val))
          k = j;

      if (k >= 0)
Jim Bankoski's avatar
Jim Bankoski committed
627
        iface = ifaces[k].iface();
John Koleszar's avatar
John Koleszar committed
628 629 630
      else
        die("Error: Unrecognized argument (%s) to --codec\n",
            arg.val);
John Koleszar's avatar
John Koleszar committed
631 632
    } else if (arg_match(&arg, &looparg, argi)) {
      // no-op
John Koleszar's avatar
John Koleszar committed
633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648
    } else if (arg_match(&arg, &outputfile, argi))
      outfile_pattern = arg.val;
    else if (arg_match(&arg, &use_yv12, argi)) {
      use_y4m = 0;
      flipuv = 1;
    } else if (arg_match(&arg, &use_i420, argi)) {
      use_y4m = 0;
      flipuv = 0;
    } else if (arg_match(&arg, &flipuvarg, argi))
      flipuv = 1;
    else if (arg_match(&arg, &noblitarg, argi))
      noblit = 1;
    else if (arg_match(&arg, &progressarg, argi))
      progress = 1;
    else if (arg_match(&arg, &limitarg, argi))
      stop_after = arg_parse_uint(&arg);
649 650
    else if (arg_match(&arg, &skiparg, argi))
      arg_skip = arg_parse_uint(&arg);
John Koleszar's avatar
John Koleszar committed
651 652 653 654 655 656 657 658 659 660
    else if (arg_match(&arg, &postprocarg, argi))
      postproc = 1;
    else if (arg_match(&arg, &md5arg, argi))
      do_md5 = 1;
    else if (arg_match(&arg, &summaryarg, argi))
      summary = 1;
    else if (arg_match(&arg, &threadsarg, argi))
      cfg.threads = arg_parse_uint(&arg);
    else if (arg_match(&arg, &verbosearg, argi))
      quiet = 0;
John Koleszar's avatar
John Koleszar committed
661 662
    else if (arg_match(&arg, &scalearg, argi))
      do_scale = 1;
John Koleszar's avatar
John Koleszar committed
663

664
#if CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
665 666 667 668 669 670 671 672 673 674 675
    else if (arg_match(&arg, &addnoise_level, argi)) {
      postproc = 1;
      vp8_pp_cfg.post_proc_flag |= VP8_ADDNOISE;
      vp8_pp_cfg.noise_level = arg_parse_uint(&arg);
    } else if (arg_match(&arg, &demacroblock_level, argi)) {
      postproc = 1;
      vp8_pp_cfg.post_proc_flag |= VP8_DEMACROBLOCK;
      vp8_pp_cfg.deblocking_level = arg_parse_uint(&arg);
    } else if (arg_match(&arg, &deblock, argi)) {
      postproc = 1;
      vp8_pp_cfg.post_proc_flag |= VP8_DEBLOCK;
John Koleszar's avatar
John Koleszar committed
676 677 678
    } else if (arg_match(&arg, &mfqe, argi)) {
      postproc = 1;
      vp8_pp_cfg.post_proc_flag |= VP8_MFQE;
John Koleszar's avatar
John Koleszar committed
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
    } else if (arg_match(&arg, &pp_debug_info, argi)) {
      unsigned int level = arg_parse_uint(&arg);

      postproc = 1;
      vp8_pp_cfg.post_proc_flag &= ~0x7;

      if (level)
        vp8_pp_cfg.post_proc_flag |= level;
    } else if (arg_match(&arg, &pp_disp_ref_frame, argi)) {
      unsigned int flags = arg_parse_int(&arg);
      if (flags) {
        postproc = 1;
        vp8_dbg_color_ref_frame = flags;
      }
    } else if (arg_match(&arg, &pp_disp_mb_modes, argi)) {
      unsigned int flags = arg_parse_int(&arg);
      if (flags) {
        postproc = 1;
        vp8_dbg_color_mb_modes = flags;
      }
    } else if (arg_match(&arg, &pp_disp_b_modes, argi)) {
      unsigned int flags = arg_parse_int(&arg);
      if (flags) {
        postproc = 1;
        vp8_dbg_color_b_modes = flags;
      }
    } else if (arg_match(&arg, &pp_disp_mvs, argi)) {
      unsigned int flags = arg_parse_int(&arg);
      if (flags) {
        postproc = 1;
        vp8_dbg_display_mv = flags;
      }
John Koleszar's avatar
John Koleszar committed
711 712
    } else if (arg_match(&arg, &error_concealment, argi)) {
      ec_enabled = 1;
John Koleszar's avatar
John Koleszar committed
713
    }
John Koleszar's avatar
John Koleszar committed
714 715

#endif
John Koleszar's avatar
John Koleszar committed
716 717 718
    else
      argj++;
  }
John Koleszar's avatar
John Koleszar committed
719

John Koleszar's avatar
John Koleszar committed
720 721 722 723
  /* Check for unrecognized options */
  for (argi = argv; *argi; argi++)
    if (argi[0][0] == '-' && strlen(argi[0]) > 1)
      die("Error: Unrecognized option %s\n", *argi);
John Koleszar's avatar
John Koleszar committed
724

John Koleszar's avatar
John Koleszar committed
725 726
  /* Handle non-option arguments */
  fn = argv[0];
John Koleszar's avatar
John Koleszar committed
727

John Koleszar's avatar
John Koleszar committed
728 729
  if (!fn)
    usage_exit();
John Koleszar's avatar
John Koleszar committed
730

John Koleszar's avatar
John Koleszar committed
731 732
  /* Open file */
  infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
John Koleszar's avatar
John Koleszar committed
733

John Koleszar's avatar
John Koleszar committed
734 735 736 737 738
  if (!infile) {
    fprintf(stderr, "Failed to open file '%s'",
            strcmp(fn, "-") ? fn : "stdin");
    return EXIT_FAILURE;
  }
739
#if CONFIG_OS_SUPPORT
John Koleszar's avatar
John Koleszar committed
740 741 742 743 744 745 746
  /* Make sure we don't dump to the terminal, unless forced to with -o - */
  if (!outfile_pattern && isatty(fileno(stdout)) && !do_md5 && !noblit) {
    fprintf(stderr,
            "Not dumping raw video to your terminal. Use '-o -' to "
            "override.\n");
    return EXIT_FAILURE;
  }
747
#endif
748 749 750 751 752 753 754
  input.vpx_input_ctx->file = infile;
  if (file_is_ivf(input.vpx_input_ctx))
    input.vpx_input_ctx->file_type = FILE_TYPE_IVF;
  else if (file_is_webm(&input))
    input.vpx_input_ctx->file_type = FILE_TYPE_WEBM;
  else if (file_is_raw(input.vpx_input_ctx))
    input.vpx_input_ctx->file_type = FILE_TYPE_RAW;
John Koleszar's avatar
John Koleszar committed
755 756 757 758 759 760 761 762 763 764 765 766 767 768 769
  else {
    fprintf(stderr, "Unrecognized input file type.\n");
    return EXIT_FAILURE;
  }

  /* If the output file is not set or doesn't have a sequence number in
   * it, then we only open it once.
   */
  outfile_pattern = outfile_pattern ? outfile_pattern : "-";
  single_file = 1;
  {
    const char *p = outfile_pattern;
    do {
      p = strchr(p, '%');
      if (p && p[1] >= '1' && p[1] <= '9') {
John Koleszar's avatar
John Koleszar committed
770
        /* pattern contains sequence number, so it's not unique. */
John Koleszar's avatar
John Koleszar committed
771 772 773 774 775 776 777 778 779 780
        single_file = 0;
        break;
      }
      if (p)
        p++;
    } while (p);
  }

  if (single_file && !noblit) {
    generate_filename(outfile_pattern, outfile, sizeof(outfile) - 1,
781
                      vpx_input_ctx.width, vpx_input_ctx.height, 0);
John Koleszar's avatar
John Koleszar committed
782 783 784 785 786
    out = out_open(outfile, do_md5);
  }

  if (use_y4m && !noblit) {
    char buffer[128];
787

John Koleszar's avatar
John Koleszar committed
788 789 790 791
    if (!single_file) {
      fprintf(stderr, "YUV4MPEG2 not supported with output patterns,"
              " try --i420 or --yv12.\n");
      return EXIT_FAILURE;
792
    }
John Koleszar's avatar
John Koleszar committed
793

794 795
    if (vpx_input_ctx.file_type == FILE_TYPE_WEBM)
      if (webm_guess_framerate(&input)) {
John Koleszar's avatar
John Koleszar committed
796 797 798 799
        fprintf(stderr, "Failed to guess framerate -- error parsing "
                "webm file?\n");
        return EXIT_FAILURE;
      }
800 801


John Koleszar's avatar
John Koleszar committed
802 803 804
    /*Note: We can't output an aspect ratio here because IVF doesn't
       store one, and neither does VP8.
      That will have to wait until these tools support WebM natively.*/
805
    snprintf(buffer, sizeof(buffer), "YUV4MPEG2 W%u H%u F%u:%u I%c ",
806 807 808 809
             vpx_input_ctx.width, vpx_input_ctx.height,
             vpx_input_ctx.framerate.numerator,
             vpx_input_ctx.framerate.denominator,
             'p');
John Koleszar's avatar
John Koleszar committed
810 811
    out_put(out, (unsigned char *)buffer,
            (unsigned int)strlen(buffer), do_md5);
John Koleszar's avatar
John Koleszar committed
812 813 814 815
  }

  /* Try to determine the codec from the fourcc. */
  for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
816 817
    if ((vpx_input_ctx.fourcc & ifaces[i].fourcc_mask) == ifaces[i].fourcc) {
      vpx_codec_iface_t *vpx_iface = ifaces[i].iface();
John Koleszar's avatar
John Koleszar committed
818

819 820
      if (iface && iface != vpx_iface)
        warn("Header indicates codec: %s\n", ifaces[i].name);
John Koleszar's avatar
John Koleszar committed
821
      else
822
        iface = vpx_iface;
John Koleszar's avatar
John Koleszar committed
823 824

      break;
825
    }
826

John Koleszar's avatar
John Koleszar committed
827 828
  dec_flags = (postproc ? VPX_CODEC_USE_POSTPROC : 0) |
              (ec_enabled ? VPX_CODEC_USE_ERROR_CONCEALMENT : 0);
Jim Bankoski's avatar
Jim Bankoski committed
829
  if (vpx_codec_dec_init(&decoder, iface ? iface :  ifaces[0].iface(), &cfg,
John Koleszar's avatar
John Koleszar committed
830 831 832 833
                         dec_flags)) {
    fprintf(stderr, "Failed to initialize decoder: %s\n", vpx_codec_error(&decoder));
    return EXIT_FAILURE;
  }
John Koleszar's avatar
John Koleszar committed
834

John Koleszar's avatar
John Koleszar committed
835 836
  if (!quiet)
    fprintf(stderr, "%s\n", decoder.name);
John Koleszar's avatar
John Koleszar committed
837

838
#if CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
839

John Koleszar's avatar
John Koleszar committed
840 841 842 843 844 845 846 847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864 865 866 867 868 869
  if (vp8_pp_cfg.post_proc_flag
      && vpx_codec_control(&decoder, VP8_SET_POSTPROC, &vp8_pp_cfg)) {
    fprintf(stderr, "Failed to configure postproc: %s\n", vpx_codec_error(&decoder));
    return EXIT_FAILURE;
  }

  if (vp8_dbg_color_ref_frame
      && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_REF_FRAME, vp8_dbg_color_ref_frame)) {
    fprintf(stderr, "Failed to configure reference block visualizer: %s\n", vpx_codec_error(&decoder));
    return EXIT_FAILURE;
  }

  if (vp8_dbg_color_mb_modes
      && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_MB_MODES, vp8_dbg_color_mb_modes)) {
    fprintf(stderr, "Failed to configure macro block visualizer: %s\n", vpx_codec_error(&decoder));
    return EXIT_FAILURE;
  }

  if (vp8_dbg_color_b_modes
      && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_B_MODES, vp8_dbg_color_b_modes)) {
    fprintf(stderr, "Failed to configure block visualizer: %s\n", vpx_codec_error(&decoder));
    return EXIT_FAILURE;
  }

  if (vp8_dbg_display_mv
      && vpx_codec_control(&decoder, VP8_SET_DBG_DISPLAY_MV, vp8_dbg_display_mv)) {
    fprintf(stderr, "Failed to configure motion vector visualizer: %s\n", vpx_codec_error(&decoder));
    return EXIT_FAILURE;
  }
#endif
John Koleszar's avatar
John Koleszar committed
870

871

872
  if (arg_skip)
873 874
    fprintf(stderr, "Skiping first %d frames.\n", arg_skip);
  while (arg_skip) {
875
    if (read_frame(&input, &buf, &bytes_in_buffer, &buffer_size))
876 877 878 879
      break;
    arg_skip--;
  }

Scott LaVarnway's avatar
Scott LaVarnway committed
880 881 882
  frame_avail = 1;
  got_data = 0;

John Koleszar's avatar
John Koleszar committed
883
  /* Decode file */
Scott LaVarnway's avatar
Scott LaVarnway committed
884
  while (frame_avail || got_data) {
John Koleszar's avatar
John Koleszar committed
885 886 887 888
    vpx_codec_iter_t  iter = NULL;
    vpx_image_t    *img;
    struct vpx_usec_timer timer;
    int                   corrupted;
John Koleszar's avatar
John Koleszar committed
889

Scott LaVarnway's avatar
Scott LaVarnway committed
890 891
    frame_avail = 0;
    if (!stop_after || frame_in < stop_after) {
892
      if (!read_frame(&input, &buf, &bytes_in_buffer, &buffer_size)) {
Scott LaVarnway's avatar
Scott LaVarnway committed
893 894
        frame_avail = 1;
        frame_in++;
John Koleszar's avatar
John Koleszar committed
895

Scott LaVarnway's avatar
Scott LaVarnway committed
896
        vpx_usec_timer_start(&timer);
John Koleszar's avatar
John Koleszar committed
897

898
        if (vpx_codec_decode(&decoder, buf, bytes_in_buffer, NULL, 0)) {
Scott LaVarnway's avatar
Scott LaVarnway committed
899 900 901
          const char *detail = vpx_codec_error_detail(&decoder);
          fprintf(stderr, "Failed to decode frame: %s\n",
                  vpx_codec_error(&decoder));
902

Scott LaVarnway's avatar
Scott LaVarnway committed
903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918
          if (detail)
            fprintf(stderr, "  Additional information: %s\n", detail);
          goto fail;
        }

        vpx_usec_timer_mark(&timer);
        dx_time += (unsigned int)vpx_usec_timer_elapsed(&timer);
      }
    }

    vpx_usec_timer_start(&timer);

    got_data = 0;
    if ((img = vpx_codec_get_frame(&decoder, &iter))) {
      ++frame_out;
      got_data = 1;
919 920
    }

John Koleszar's avatar
John Koleszar committed
921
    vpx_usec_timer_mark(&timer);
John Koleszar's avatar
John Koleszar committed
922
    dx_time += (unsigned int)vpx_usec_timer_elapsed(&timer);
923

John Koleszar's avatar
John Koleszar committed
924 925 926 927
    if (vpx_codec_control(&decoder, VP8D_GET_FRAME_CORRUPTED, &corrupted)) {
      fprintf(stderr, "Failed VP8_GET_FRAME_CORRUPTED: %s\n",
              vpx_codec_error(&decoder));
      goto fail;
928
    }
John Koleszar's avatar
John Koleszar committed
929
    frames_corrupted += corrupted;
John Koleszar's avatar
John Koleszar committed
930

John Koleszar's avatar
John Koleszar committed
931 932
    if (progress)
      show_progress(frame_in, frame_out, dx_time);
John Koleszar's avatar
John Koleszar committed
933

John Koleszar's avatar
John Koleszar committed
934
    if (!noblit) {
John Koleszar's avatar
John Koleszar committed
935
      if (frame_out == 1 && img && use_y4m) {
936 937 938 939 940 941 942 943 944 945
        /* Write out the color format to terminate the header line */
        const char *color =
            img->fmt == VPX_IMG_FMT_444A ? "C444alpha\n" :
            img->fmt == VPX_IMG_FMT_I444 ? "C444\n" :
            img->fmt == VPX_IMG_FMT_I422 ? "C422\n" :
            "C420jpeg\n";

        out_put(out, (const unsigned char*)color, strlen(color), do_md5);
      }

John Koleszar's avatar
John Koleszar committed
946
      if (do_scale) {
947
        if (img && frame_out == 1) {
John Koleszar's avatar
John Koleszar committed
948 949 950 951 952 953
          stream_w = img->d_w;
          stream_h = img->d_h;
          scaled_img = vpx_img_alloc(NULL, VPX_IMG_FMT_I420,
                                     stream_w, stream_h, 16);
        }
        if (img && (img->d_w != stream_w || img->d_h != stream_h)) {
954
          assert(img->fmt == VPX_IMG_FMT_I420);
John Koleszar's avatar
John Koleszar committed
955 956 957 958 959 960 961 962 963 964 965 966 967 968 969 970
          I420Scale(img->planes[VPX_PLANE_Y], img->stride[VPX_PLANE_Y],
                    img->planes[VPX_PLANE_U], img->stride[VPX_PLANE_U],
                    img->planes[VPX_PLANE_V], img->stride[VPX_PLANE_V],
                    img->d_w, img->d_h,
                    scaled_img->planes[VPX_PLANE_Y],
                    scaled_img->stride[VPX_PLANE_Y],
                    scaled_img->planes[VPX_PLANE_U],
                    scaled_img->stride[VPX_PLANE_U],
                    scaled_img->planes[VPX_PLANE_V],
                    scaled_img->stride[VPX_PLANE_V],
                    stream_w, stream_h,
                    kFilterBox);
          img = scaled_img;
        }
      }

John Koleszar's avatar
John Koleszar committed
971 972 973 974
      if (img) {
        unsigned int y;
        char out_fn[PATH_MAX];
        uint8_t *buf;
975 976 977 978 979 980
        unsigned int c_w =
            img->x_chroma_shift ? (1 + img->d_w) >> img->x_chroma_shift
                                : img->d_w;
        unsigned int c_h =
            img->y_chroma_shift ? (1 + img->d_h) >> img->y_chroma_shift
                                : img->d_h;
John Koleszar's avatar
John Koleszar committed
981

John Koleszar's avatar
John Koleszar committed
982 983
        if (!single_file) {
          size_t len <