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 12 13 14 15 16 17 18
 */


/* This is a simple program that reads ivf files and decodes them
 * using the new interface. Decoded frames are output as YV12 raw.
 */
#include <stdio.h>
#include <stdlib.h>
#include <stdarg.h>
#include <string.h>
19
#include <limits.h>
20

John Koleszar's avatar
John Koleszar committed
21 22
#define VPX_CODEC_DISABLE_COMPAT 1
#include "vpx_config.h"
23
#include "vpx/vpx_decoder.h"
John Koleszar's avatar
John Koleszar committed
24 25
#include "vpx_ports/vpx_timer.h"
#if CONFIG_VP8_DECODER
26
#include "vpx/vp8dx.h"
John Koleszar's avatar
John Koleszar committed
27 28 29 30
#endif
#if CONFIG_MD5
#include "md5_utils.h"
#endif
John Koleszar's avatar
John Koleszar committed
31
#include "tools_common.h"
John Koleszar's avatar
John Koleszar committed
32
#include "nestegg/include/nestegg/nestegg.h"
John Koleszar's avatar
John Koleszar committed
33

34 35 36 37 38 39 40 41 42 43 44
#if CONFIG_OS_SUPPORT
#if defined(_WIN32)
#include <io.h>
#define snprintf _snprintf
#define isatty   _isatty
#define fileno   _fileno
#else
#include <unistd.h>
#endif
#endif

45 46 47 48
#ifndef PATH_MAX
#define PATH_MAX 256
#endif

John Koleszar's avatar
John Koleszar committed
49 50
static const char *exec_name;

John Koleszar's avatar
John Koleszar committed
51
#define VP8_FOURCC (0x00385056)
John Koleszar's avatar
John Koleszar committed
52 53 54 55 56 57 58 59 60
static const struct
{
    char const *name;
    const vpx_codec_iface_t *iface;
    unsigned int             fourcc;
    unsigned int             fourcc_mask;
} ifaces[] =
{
#if CONFIG_VP8_DECODER
John Koleszar's avatar
John Koleszar committed
61
    {"vp8",  &vpx_codec_vp8_dx_algo,   VP8_FOURCC, 0x00FFFFFF},
John Koleszar's avatar
John Koleszar committed
62 63 64 65 66 67 68
#endif
};

#include "args.h"
static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
                                  "Codec to use");
static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
69
                                  "Output raw YV12 frames");
John Koleszar's avatar
John Koleszar committed
70
static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
71
                                  "Output raw I420 frames");
John Koleszar's avatar
John Koleszar committed
72
static const arg_def_t flipuvarg = ARG_DEF(NULL, "flipuv", 0,
73
                                   "Flip the chroma planes in the output");
John Koleszar's avatar
John Koleszar committed
74 75 76 77 78 79 80 81 82 83
static const arg_def_t noblitarg = ARG_DEF(NULL, "noblit", 0,
                                   "Don't process the decoded frames");
static const arg_def_t progressarg = ARG_DEF(NULL, "progress", 0,
                                     "Show progress after each frame decodes");
static const arg_def_t limitarg = ARG_DEF(NULL, "limit", 1,
                                  "Stop decoding after n frames");
static const arg_def_t postprocarg = ARG_DEF(NULL, "postproc", 0,
                                     "Postprocess decoded frames");
static const arg_def_t summaryarg = ARG_DEF(NULL, "summary", 0,
                                    "Show timing summary");
84
static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
85
                                    "Output file name pattern (see below)");
John Koleszar's avatar
John Koleszar committed
86 87
static const arg_def_t threadsarg = ARG_DEF("t", "threads", 1,
                                    "Max threads to use");
88 89
static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
                                  "Show version string");
John Koleszar's avatar
John Koleszar committed
90 91 92 93 94 95 96

#if CONFIG_MD5
static const arg_def_t md5arg = ARG_DEF(NULL, "md5", 0,
                                        "Compute the MD5 sum of the decoded frame");
#endif
static const arg_def_t *all_args[] =
{
97
    &codecarg, &use_yv12, &use_i420, &flipuvarg, &noblitarg,
John Koleszar's avatar
John Koleszar committed
98
    &progressarg, &limitarg, &postprocarg, &summaryarg, &outputfile,
99
    &threadsarg, &verbosearg,
John Koleszar's avatar
John Koleszar committed
100 101 102 103 104 105 106 107 108 109 110 111 112 113 114
#if CONFIG_MD5
    &md5arg,
#endif
    NULL
};

#if CONFIG_VP8_DECODER
static const arg_def_t addnoise_level = ARG_DEF(NULL, "noise-level", 1,
                                        "Enable VP8 postproc add noise");
static const arg_def_t deblock = ARG_DEF(NULL, "deblock", 0,
                                 "Enable VP8 deblocking");
static const arg_def_t demacroblock_level = ARG_DEF(NULL, "demacroblock-level", 1,
        "Enable VP8 demacroblocking, w/ level");
static const arg_def_t pp_debug_info = ARG_DEF(NULL, "pp-debug-info", 1,
                                       "Enable VP8 visible debug info");
115 116 117 118 119 120 121 122
static const arg_def_t pp_disp_ref_frame = ARG_DEF(NULL, "pp-dbg-ref-frame", 1,
                                       "Display only selected reference frame per macro block");
static const arg_def_t pp_disp_mb_modes = ARG_DEF(NULL, "pp-dbg-mb-modes", 1,
                                       "Display only selected macro block modes");
static const arg_def_t pp_disp_b_modes = ARG_DEF(NULL, "pp-dbg-b-modes", 1,
                                       "Display only selected block modes");
static const arg_def_t pp_disp_mvs = ARG_DEF(NULL, "pp-dbg-mvs", 1,
                                       "Draw only selected motion vectors");
John Koleszar's avatar
John Koleszar committed
123 124 125 126

static const arg_def_t *vp8_pp_args[] =
{
    &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info,
127
    &pp_disp_ref_frame, &pp_disp_mb_modes, &pp_disp_b_modes, &pp_disp_mvs,
John Koleszar's avatar
John Koleszar committed
128 129 130 131 132 133 134 135 136 137 138 139
    NULL
};
#endif

static void usage_exit()
{
    int i;

    fprintf(stderr, "Usage: %s <options> filename\n\n"
            "Options:\n", exec_name);
    arg_show_usage(stderr, all_args);
#if CONFIG_VP8_DECODER
140
    fprintf(stderr, "\nVP8 Postprocessing Options:\n");
John Koleszar's avatar
John Koleszar committed
141 142
    arg_show_usage(stderr, vp8_pp_args);
#endif
143 144 145 146 147 148 149 150 151 152 153 154 155 156
    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 "
            "the following escape characters:\n"
            "\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"
            );
John Koleszar's avatar
John Koleszar committed
157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197
    fprintf(stderr, "\nIncluded decoders:\n\n");

    for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
        fprintf(stderr, "    %-6s - %s\n",
                ifaces[i].name,
                vpx_codec_iface_name(ifaces[i].iface));

    exit(EXIT_FAILURE);
}

void die(const char *fmt, ...)
{
    va_list ap;
    va_start(ap, fmt);
    vfprintf(stderr, fmt, ap);
    fprintf(stderr, "\n");
    usage_exit();
}

static unsigned int mem_get_le16(const void *vmem)
{
    unsigned int  val;
    const unsigned char *mem = (const unsigned char *)vmem;

    val = mem[1] << 8;
    val |= mem[0];
    return val;
}

static unsigned int mem_get_le32(const void *vmem)
{
    unsigned int  val;
    const unsigned char *mem = (const unsigned char *)vmem;

    val = mem[3] << 24;
    val |= mem[2] << 16;
    val |= mem[1] << 8;
    val |= mem[0];
    return val;
}

John Koleszar's avatar
John Koleszar committed
198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215
enum file_kind
{
    RAW_FILE,
    IVF_FILE,
    WEBM_FILE
};

struct input_ctx
{
    enum file_kind  kind;
    FILE           *infile;
    nestegg        *nestegg_ctx;
    nestegg_packet *pkt;
    unsigned int    chunk;
    unsigned int    chunks;
    unsigned int    video_track;
};

John Koleszar's avatar
John Koleszar committed
216 217
#define IVF_FRAME_HDR_SZ (sizeof(uint32_t) + sizeof(uint64_t))
#define RAW_FRAME_HDR_SZ (sizeof(uint32_t))
John Koleszar's avatar
John Koleszar committed
218
static int read_frame(struct input_ctx      *input,
John Koleszar's avatar
John Koleszar committed
219
                      uint8_t               **buf,
John Koleszar's avatar
John Koleszar committed
220 221
                      size_t                *buf_sz,
                      size_t                *buf_alloc_sz)
John Koleszar's avatar
John Koleszar committed
222
{
John Koleszar's avatar
John Koleszar committed
223 224 225 226 227 228 229 230 231 232 233 234 235 236 237 238 239 240 241
    char            raw_hdr[IVF_FRAME_HDR_SZ];
    size_t          new_buf_sz;
    FILE           *infile = input->infile;
    enum file_kind  kind = input->kind;
    if(kind == WEBM_FILE)
    {
        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;
John Koleszar's avatar
John Koleszar committed
242

John Koleszar's avatar
John Koleszar committed
243 244 245 246 247 248 249 250 251 252 253 254 255
            } while(track != input->video_track);

            if(nestegg_packet_count(input->pkt, &input->chunks))
                return 1;
            input->chunk = 0;
        }

        if(nestegg_packet_data(input->pkt, input->chunk, buf, buf_sz))
            return 1;
        input->chunk++;

        return 0;
    }
John Koleszar's avatar
John Koleszar committed
256 257 258 259
    /* For both the raw and ivf formats, the frame size is the first 4 bytes
     * of the frame header. We just need to special case on the header
     * size.
     */
John Koleszar's avatar
John Koleszar committed
260 261
    else if (fread(raw_hdr, kind==IVF_FILE
                   ? IVF_FRAME_HDR_SZ : RAW_FRAME_HDR_SZ, 1, infile) != 1)
John Koleszar's avatar
John Koleszar committed
262 263 264 265 266 267 268 269 270 271 272 273 274
    {
        if (!feof(infile))
            fprintf(stderr, "Failed to read frame size\n");

        new_buf_sz = 0;
    }
    else
    {
        new_buf_sz = mem_get_le32(raw_hdr);

        if (new_buf_sz > 256 * 1024 * 1024)
        {
            fprintf(stderr, "Error: Read invalid frame size (%u)\n",
John Koleszar's avatar
John Koleszar committed
275
                    (unsigned int)new_buf_sz);
John Koleszar's avatar
John Koleszar committed
276 277 278
            new_buf_sz = 0;
        }

John Koleszar's avatar
John Koleszar committed
279
        if (kind == RAW_FILE && new_buf_sz > 256 * 1024)
John Koleszar's avatar
John Koleszar committed
280
            fprintf(stderr, "Warning: Read invalid frame size (%u)"
John Koleszar's avatar
John Koleszar committed
281
                    " - not a raw file?\n", (unsigned int)new_buf_sz);
John Koleszar's avatar
John Koleszar committed
282 283 284 285 286 287 288 289 290 291 292 293 294 295 296 297 298 299 300 301 302 303 304 305 306 307 308 309 310 311 312 313 314 315 316 317 318 319 320 321 322

        if (new_buf_sz > *buf_alloc_sz)
        {
            uint8_t *new_buf = realloc(*buf, 2 * new_buf_sz);

            if (new_buf)
            {
                *buf = new_buf;
                *buf_alloc_sz = 2 * new_buf_sz;
            }
            else
            {
                fprintf(stderr, "Failed to allocate compressed data buffer\n");
                new_buf_sz = 0;
            }
        }
    }

    *buf_sz = new_buf_sz;

    if (*buf_sz)
    {
        if (fread(*buf, 1, *buf_sz, infile) != *buf_sz)
        {
            fprintf(stderr, "Failed to read full frame\n");
            return 1;
        }

        return 0;
    }

    return 1;
}

void *out_open(const char *out_fn, int do_md5)
{
    void *out = NULL;

    if (do_md5)
    {
#if CONFIG_MD5
323
        MD5Context *md5_ctx = out = malloc(sizeof(MD5Context));
John Koleszar's avatar
John Koleszar committed
324
        (void)out_fn;
325
        MD5Init(md5_ctx);
John Koleszar's avatar
John Koleszar committed
326 327 328 329
#endif
    }
    else
    {
John Koleszar's avatar
John Koleszar committed
330 331
        FILE *outfile = out = strcmp("-", out_fn) ? fopen(out_fn, "wb")
                                                  : set_binary_mode(stdout);
John Koleszar's avatar
John Koleszar committed
332 333 334 335 336 337 338 339 340 341 342 343 344 345 346 347

        if (!outfile)
        {
            fprintf(stderr, "Failed to output file");
            exit(EXIT_FAILURE);
        }
    }

    return out;
}

void out_put(void *out, const uint8_t *buf, unsigned int len, int do_md5)
{
    if (do_md5)
    {
#if CONFIG_MD5
348
        MD5Update(out, buf, len);
John Koleszar's avatar
John Koleszar committed
349 350 351 352
#endif
    }
    else
    {
353
        if(fwrite(buf, 1, len, out));
John Koleszar's avatar
John Koleszar committed
354 355 356 357 358 359 360 361 362 363 364
    }
}

void out_close(void *out, const char *out_fn, int do_md5)
{
    if (do_md5)
    {
#if CONFIG_MD5
        uint8_t md5[16];
        int i;

365
        MD5Final(md5, out);
John Koleszar's avatar
John Koleszar committed
366 367 368 369 370 371 372 373 374 375 376 377 378 379
        free(out);

        for (i = 0; i < 16; i++)
            printf("%02x", md5[i]);

        printf("  %s\n", out_fn);
#endif
    }
    else
    {
        fclose(out);
    }
}

380 381 382 383
unsigned int file_is_ivf(FILE *infile,
                         unsigned int *fourcc,
                         unsigned int *width,
                         unsigned int *height,
John Koleszar's avatar
John Koleszar committed
384 385
                         unsigned int *fps_den,
                         unsigned int *fps_num)
John Koleszar's avatar
John Koleszar committed
386 387 388 389 390 391 392 393 394 395 396 397 398 399 400 401
{
    char raw_hdr[32];
    int is_ivf = 0;

    if (fread(raw_hdr, 1, 32, infile) == 32)
    {
        if (raw_hdr[0] == 'D' && raw_hdr[1] == 'K'
            && raw_hdr[2] == 'I' && raw_hdr[3] == 'F')
        {
            is_ivf = 1;

            if (mem_get_le16(raw_hdr + 4) != 0)
                fprintf(stderr, "Error: Unrecognized IVF version! This file may not"
                        " decode properly.");

            *fourcc = mem_get_le32(raw_hdr + 8);
402 403
            *width = mem_get_le16(raw_hdr + 12);
            *height = mem_get_le16(raw_hdr + 14);
John Koleszar's avatar
John Koleszar committed
404 405 406
            *fps_num = mem_get_le32(raw_hdr + 16);
            *fps_den = mem_get_le32(raw_hdr + 20);

407
            /* Some versions of vpxenc used 1/(2*fps) for the timebase, so
John Koleszar's avatar
John Koleszar committed
408 409 410 411 412 413 414 415 416 417 418 419 420 421 422 423 424 425 426 427
             * we can guess the framerate using only the timebase in this
             * case. Other files would require reading ahead to guess the
             * timebase, like we do for webm.
             */
            if(*fps_num < 1000)
            {
                /* Correct for the factor of 2 applied to the timebase in the
                 * encoder.
                 */
                if(*fps_num&1)*fps_den<<=1;
                else *fps_num>>=1;
            }
            else
            {
                /* Don't know FPS for sure, and don't have readahead code
                 * (yet?), so just default to 30fps.
                 */
                *fps_num = 30;
                *fps_den = 1;
            }
John Koleszar's avatar
John Koleszar committed
428 429 430 431 432 433 434 435 436
        }
    }

    if (!is_ivf)
        rewind(infile);

    return is_ivf;
}

John Koleszar's avatar
John Koleszar committed
437

438 439 440 441 442 443 444 445 446 447 448
unsigned int file_is_raw(FILE *infile,
                         unsigned int *fourcc,
                         unsigned int *width,
                         unsigned int *height,
                         unsigned int *fps_den,
                         unsigned int *fps_num)
{
    unsigned char buf[32];
    int is_raw = 0;
    vpx_codec_stream_info_t si;

449 450
    si.sz = sizeof(si);

451 452 453 454 455 456 457 458 459 460 461 462 463 464 465 466 467 468 469 470 471 472 473 474
    if (fread(buf, 1, 32, infile) == 32)
    {
        int i;

        if(mem_get_le32(buf) < 256 * 1024 * 1024)
            for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
                if(!vpx_codec_peek_stream_info(ifaces[i].iface,
                                               buf + 4, 32 - 4, &si))
                {
                    is_raw = 1;
                    *fourcc = ifaces[i].fourcc;
                    *width = si.w;
                    *height = si.h;
                    *fps_num = 30;
                    *fps_den = 1;
                    break;
                }
    }

    rewind(infile);
    return is_raw;
}


John Koleszar's avatar
John Koleszar committed
475 476 477 478 479
static int
nestegg_read_cb(void *buffer, size_t length, void *userdata)
{
    FILE *f = userdata;

480 481 482 483 484 485 486
    if(fread(buffer, 1, length, f) < length)
    {
        if (ferror(f))
            return -1;
        if (feof(f))
            return 0;
    }
John Koleszar's avatar
John Koleszar committed
487 488 489 490 491 492 493 494 495 496 497 498 499 500 501 502 503 504 505 506 507 508 509 510 511 512 513 514 515 516 517 518 519 520 521 522 523 524 525 526 527 528 529 530 531 532 533 534 535 536 537 538 539 540 541 542 543 544 545 546 547 548 549 550 551 552 553 554 555 556 557 558
    return 1;
}


static int
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;
    };
    return fseek(userdata, offset, whence)? -1 : 0;
}


static int64_t
nestegg_tell_cb(void * userdata)
{
    return ftell(userdata);
}


static void
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);
}


static int
webm_guess_framerate(struct input_ctx *input,
                     unsigned int     *fps_den,
                     unsigned int     *fps_num)
{
    unsigned int i;
    uint64_t     tstamp=0;

    /* 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;

        nestegg_packet_track(pkt, &track);
        if(track == input->video_track)
        {
            nestegg_packet_tstamp(pkt, &tstamp);
            i++;
        }

        nestegg_free_packet(pkt);
    }

    if(nestegg_track_seek(input->nestegg_ctx, input->video_track, 0))
        goto fail;

    *fps_num = (i - 1) * 1000000;
    *fps_den = tstamp / 1000;
    return 0;
fail:
559
    nestegg_destroy(input->nestegg_ctx);
John Koleszar's avatar
John Koleszar committed
560 561 562 563 564 565 566 567 568 569 570 571 572 573 574 575 576 577 578 579 580 581 582 583 584 585 586 587 588 589 590 591 592 593 594 595 596 597 598 599 600 601 602 603 604 605 606 607 608 609 610 611 612 613 614 615 616 617 618 619 620 621
    input->nestegg_ctx = NULL;
    rewind(input->infile);
    return 1;
}


static int
file_is_webm(struct input_ctx *input,
             unsigned int     *fourcc,
             unsigned int     *width,
             unsigned int     *height,
             unsigned int     *fps_den,
             unsigned int     *fps_num)
{
    unsigned int i, n;
    int          track_type = -1;
    uint64_t     tstamp=0;

    nestegg_io io = {nestegg_read_cb, nestegg_seek_cb, nestegg_tell_cb,
                     input->infile};
    nestegg_video_params params;
    nestegg_packet * pkt;

    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;
    }

    if(nestegg_track_codec_id(input->nestegg_ctx, i) != NESTEGG_CODEC_VP8)
    {
        fprintf(stderr, "Not VP8 video, quitting.\n");
        exit(1);
    }

    input->video_track = i;

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

    *fps_den = 0;
    *fps_num = 0;
    *fourcc = VP8_FOURCC;
    *width = params.width;
    *height = params.height;
    return 1;
fail:
    input->nestegg_ctx = NULL;
    rewind(input->infile);
    return 0;
}

622 623 624 625 626 627 628 629 630

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);
}


631 632 633 634 635 636 637 638 639 640 641 642 643 644 645 646 647 648 649 650 651 652 653 654 655 656 657 658 659 660 661 662 663 664 665 666 667 668 669 670 671 672 673 674 675 676 677 678 679 680 681 682 683 684 685 686 687 688 689 690 691 692 693 694
void generate_filename(const char *pattern, char *out, size_t q_len,
                       unsigned int d_w, unsigned int d_h,
                       unsigned int frame_in)
{
    const char *p = pattern;
    char *q = out;

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

        if(p == next_pat)
        {
            size_t pat_len;

            // parse the pattern
            q[q_len - 1] = '\0';
            switch(p[1])
            {
            case 'w': snprintf(q, q_len - 1, "%d", d_w); break;
            case 'h': snprintf(q, q_len - 1, "%d", d_h); break;
            case '1': snprintf(q, q_len - 1, "%d", frame_in); break;
            case '2': snprintf(q, q_len - 1, "%02d", frame_in); break;
            case '3': snprintf(q, q_len - 1, "%03d", frame_in); break;
            case '4': snprintf(q, q_len - 1, "%04d", frame_in); break;
            case '5': snprintf(q, q_len - 1, "%05d", frame_in); break;
            case '6': snprintf(q, q_len - 1, "%06d", frame_in); break;
            case '7': snprintf(q, q_len - 1, "%07d", frame_in); break;
            case '8': snprintf(q, q_len - 1, "%08d", frame_in); break;
            case '9': snprintf(q, q_len - 1, "%09d", frame_in); break;
            default:
                die("Unrecognized pattern %%%c\n", p[1]);
            }

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

            // copy the next segment
            if(!next_pat)
                copy_len = strlen(p);
            else
                copy_len = next_pat - p;

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

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


John Koleszar's avatar
John Koleszar committed
695 696 697
int main(int argc, const char **argv_)
{
    vpx_codec_ctx_t          decoder;
698
    char                  *fn = NULL;
John Koleszar's avatar
John Koleszar committed
699 700
    int                    i;
    uint8_t               *buf = NULL;
John Koleszar's avatar
John Koleszar committed
701
    size_t                 buf_sz = 0, buf_alloc_sz = 0;
John Koleszar's avatar
John Koleszar committed
702 703
    FILE                  *infile;
    int                    frame_in = 0, frame_out = 0, flipuv = 0, noblit = 0, do_md5 = 0, progress = 0;
704
    int                    stop_after = 0, postproc = 0, summary = 0, quiet = 1;
John Koleszar's avatar
John Koleszar committed
705
    vpx_codec_iface_t       *iface = NULL;
John Koleszar's avatar
John Koleszar committed
706
    unsigned int           fourcc;
John Koleszar's avatar
John Koleszar committed
707 708 709
    unsigned long          dx_time = 0;
    struct arg               arg;
    char                   **argv, **argi, **argj;
710 711 712 713
    const char             *outfile_pattern = 0;
    char                    outfile[PATH_MAX];
    int                     single_file;
    int                     use_y4m = 1;
714 715
    unsigned int            width;
    unsigned int            height;
John Koleszar's avatar
John Koleszar committed
716 717
    unsigned int            fps_den;
    unsigned int            fps_num;
John Koleszar's avatar
John Koleszar committed
718 719 720 721
    void                   *out = NULL;
    vpx_codec_dec_cfg_t     cfg = {0};
#if CONFIG_VP8_DECODER
    vp8_postproc_cfg_t      vp8_pp_cfg = {0};
722 723 724 725
    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
726
#endif
John Koleszar's avatar
John Koleszar committed
727
    struct input_ctx        input = {0};
John Koleszar's avatar
John Koleszar committed
728 729 730 731 732 733 734 735 736 737 738 739 740 741 742 743 744 745 746 747 748 749 750 751 752

    /* 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)
                iface = ifaces[k].iface;
            else
                die("Error: Unrecognized argument (%s) to --codec\n",
                    arg.val);
        }
        else if (arg_match(&arg, &outputfile, argi))
753
            outfile_pattern = arg.val;
John Koleszar's avatar
John Koleszar committed
754
        else if (arg_match(&arg, &use_yv12, argi))
755 756
        {
            use_y4m = 0;
John Koleszar's avatar
John Koleszar committed
757
            flipuv = 1;
758
        }
John Koleszar's avatar
John Koleszar committed
759
        else if (arg_match(&arg, &use_i420, argi))
760 761
        {
            use_y4m = 0;
John Koleszar's avatar
John Koleszar committed
762
            flipuv = 0;
763
        }
John Koleszar's avatar
John Koleszar committed
764 765 766 767 768 769 770 771 772 773 774 775 776 777 778 779
        else if (arg_match(&arg, &flipuvarg, argi))
            flipuv = 1;
        else if (arg_match(&arg, &noblitarg, argi))
            noblit = 1;
        else if (arg_match(&arg, &progressarg, argi))
            progress = 1;
        else if (arg_match(&arg, &limitarg, argi))
            stop_after = arg_parse_uint(&arg);
        else if (arg_match(&arg, &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);
780 781
        else if (arg_match(&arg, &verbosearg, argi))
            quiet = 0;
John Koleszar's avatar
John Koleszar committed
782 783 784 785 786 787 788 789 790 791 792 793 794 795 796 797 798 799 800 801 802 803 804 805 806 807 808

#if CONFIG_VP8_DECODER
        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;
        }
        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)
809
                vp8_pp_cfg.post_proc_flag |= level;
John Koleszar's avatar
John Koleszar committed
810
        }
811 812 813 814 815 816 817 818 819 820 821 822 823 824 825 826 827 828 829 830 831 832 833 834 835 836 837 838 839 840 841 842 843 844 845 846
        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
847 848 849 850 851 852 853 854 855 856 857 858 859 860 861 862 863 864

#endif
        else
            argj++;
    }

    /* Check for unrecognized options */
    for (argi = argv; *argi; argi++)
        if (argi[0][0] == '-' && strlen(argi[0]) > 1)
            die("Error: Unrecognized option %s\n", *argi);

    /* Handle non-option arguments */
    fn = argv[0];

    if (!fn)
        usage_exit();

    /* Open file */
John Koleszar's avatar
John Koleszar committed
865
    infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
John Koleszar's avatar
John Koleszar committed
866 867 868

    if (!infile)
    {
869 870
        fprintf(stderr, "Failed to open file '%s'",
                strcmp(fn, "-") ? fn : "stdin");
John Koleszar's avatar
John Koleszar committed
871 872
        return EXIT_FAILURE;
    }
873
#if CONFIG_OS_SUPPORT
874
    /* Make sure we don't dump to the terminal, unless forced to with -o - */
875
    if(!outfile_pattern && isatty(fileno(stdout)) && !do_md5 && !noblit)
876 877 878 879 880 881
    {
        fprintf(stderr,
                "Not dumping raw video to your terminal. Use '-o -' to "
                "override.\n");
        return EXIT_FAILURE;
    }
882
#endif
John Koleszar's avatar
John Koleszar committed
883 884 885 886
    input.infile = infile;
    if(file_is_ivf(infile, &fourcc, &width, &height, &fps_den,
                   &fps_num))
        input.kind = IVF_FILE;
887
    else if(file_is_webm(&input, &fourcc, &width, &height, &fps_den, &fps_num))
John Koleszar's avatar
John Koleszar committed
888
        input.kind = WEBM_FILE;
889
    else if(file_is_raw(infile, &fourcc, &width, &height, &fps_den, &fps_num))
John Koleszar's avatar
John Koleszar committed
890
        input.kind = RAW_FILE;
891 892 893 894 895
    else
    {
        fprintf(stderr, "Unrecognized input file type.\n");
        return EXIT_FAILURE;
    }
John Koleszar's avatar
John Koleszar committed
896

897 898 899 900 901 902 903 904 905 906 907 908 909 910 911 912 913 914 915 916 917 918 919 920 921 922 923 924 925
    /* 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')
            {
                // pattern contains sequence number, so it's not unique.
                single_file = 0;
                break;
            }
            if(p)
                p++;
        } while(p);
    }

    if(single_file && !noblit)
    {
        generate_filename(outfile_pattern, outfile, sizeof(outfile)-1,
                          width, height, 0);
        out = out_open(outfile, do_md5);
    }

    if (use_y4m && !noblit)
John Koleszar's avatar
John Koleszar committed
926
    {
927
        char buffer[128];
928
        if (!single_file)
929
        {
930 931
            fprintf(stderr, "YUV4MPEG2 not supported with output patterns,"
                            " try --i420 or --yv12.\n");
932 933
            return EXIT_FAILURE;
        }
John Koleszar's avatar
John Koleszar committed
934

935
        if(input.kind == WEBM_FILE)
936 937 938 939 940 941 942
            if(webm_guess_framerate(&input, &fps_den, &fps_num))
            {
                fprintf(stderr, "Failed to guess framerate -- error parsing "
                                "webm file?\n");
                return EXIT_FAILURE;
            }

John Koleszar's avatar
John Koleszar committed
943

944 945 946 947 948 949 950
        /*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.*/
        sprintf(buffer, "YUV4MPEG2 C%s W%u H%u F%u:%u I%c\n",
                "420jpeg", width, height, fps_num, fps_den, 'p');
        out_put(out, (unsigned char *)buffer, strlen(buffer), do_md5);
    }
951

952 953 954 955 956
    /* Try to determine the codec from the fourcc. */
    for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
        if ((fourcc & ifaces[i].fourcc_mask) == ifaces[i].fourcc)
        {
            vpx_codec_iface_t  *ivf_iface = ifaces[i].iface;
John Koleszar's avatar
John Koleszar committed
957

958 959 960 961 962
            if (iface && iface != ivf_iface)
                fprintf(stderr, "Notice -- IVF header indicates codec: %s\n",
                        ifaces[i].name);
            else
                iface = ivf_iface;
John Koleszar's avatar
John Koleszar committed
963

964 965
            break;
        }
John Koleszar's avatar
John Koleszar committed
966 967 968 969 970 971 972 973 974 975 976 977 978 979 980 981 982 983 984 985

    if (vpx_codec_dec_init(&decoder, iface ? iface :  ifaces[0].iface, &cfg,
                           postproc ? VPX_CODEC_USE_POSTPROC : 0))
    {
        fprintf(stderr, "Failed to initialize decoder: %s\n", vpx_codec_error(&decoder));
        return EXIT_FAILURE;
    }

    if (!quiet)
        fprintf(stderr, "%s\n", decoder.name);

#if CONFIG_VP8_DECODER

    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;
    }

986 987 988 989 990 991 992 993 994 995 996 997 998 999 1000 1001 1002 1003 1004 1005 1006 1007 1008 1009 1010 1011 1012
    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;
    }
John Koleszar's avatar
John Koleszar committed
1013 1014 1015
#endif

    /* Decode file */
John Koleszar's avatar
John Koleszar committed
1016
    while (!read_frame(&input, &buf, &buf_sz, &buf_alloc_sz))
John Koleszar's avatar
John Koleszar committed
1017 1018 1019 1020 1021 1022 1023 1024 1025 1026 1027 1028 1029 1030 1031 1032 1033 1034 1035 1036 1037 1038 1039 1040 1041 1042
    {
        vpx_codec_iter_t  iter = NULL;
        vpx_image_t    *img;
        struct vpx_usec_timer timer;

        vpx_usec_timer_start(&timer);

        if (vpx_codec_decode(&decoder, buf, buf_sz, NULL, 0))
        {
            const char *detail = vpx_codec_error_detail(&decoder);
            fprintf(stderr, "Failed to decode frame: %s\n", vpx_codec_error(&decoder));

            if (detail)
                fprintf(stderr, "  Additional information: %s\n", detail);

            goto fail;
        }

        vpx_usec_timer_mark(&timer);
        dx_time += vpx_usec_timer_elapsed(&timer);

        ++frame_in;

        if ((img = vpx_codec_get_frame(&decoder, &iter)))
            ++frame_out;

1043 1044 1045
        if (progress)
            show_progress(frame_in, frame_out, dx_time);

John Koleszar's avatar
John Koleszar committed
1046 1047 1048 1049 1050
        if (!noblit)
        {
            if (img)
            {
                unsigned int y;
1051
                char out_fn[PATH_MAX];
John Koleszar's avatar
John Koleszar committed
1052 1053
                uint8_t *buf;

1054
                if (!single_file)
John Koleszar's avatar
John Koleszar committed
1055
                {
1056 1057 1058 1059 1060
                    size_t len = sizeof(out_fn)-1;

                    out_fn[len] = '\0';
                    generate_filename(outfile_pattern, out_fn, len-1,
                                      img->d_w, img->d_h, frame_in);
John Koleszar's avatar
John Koleszar committed
1061 1062
                    out = out_open(out_fn, do_md5);
                }
1063 1064
                else if(use_y4m)
                    out_put(out, (unsigned char *)"FRAME\n", 6, do_md5);
John Koleszar's avatar
John Koleszar committed
1065

1066
                buf = img->planes[VPX_PLANE_Y];
John Koleszar's avatar
John Koleszar committed
1067 1068 1069 1070

                for (y = 0; y < img->d_h; y++)
                {
                    out_put(out, buf, img->d_w, do_md5);
1071
                    buf += img->stride[VPX_PLANE_Y];
John Koleszar's avatar
John Koleszar committed
1072 1073
                }

1074
                buf = img->planes[flipuv?VPX_PLANE_V:VPX_PLANE_U];
John Koleszar's avatar
John Koleszar committed
1075 1076 1077 1078

                for (y = 0; y < (1 + img->d_h) / 2; y++)
                {
                    out_put(out, buf, (1 + img->d_w) / 2, do_md5);
1079
                    buf += img->stride[VPX_PLANE_U];
John Koleszar's avatar
John Koleszar committed
1080 1081
                }

1082
                buf = img->planes[flipuv?VPX_PLANE_U:VPX_PLANE_V];
John Koleszar's avatar
John Koleszar committed
1083 1084 1085 1086

                for (y = 0; y < (1 + img->d_h) / 2; y++)
                {
                    out_put(out, buf, (1 + img->d_w) / 2, do_md5);
1087
                    buf += img->stride[VPX_PLANE_V];
John Koleszar's avatar
John Koleszar committed
1088 1089
                }

1090
                if (!single_file)
John Koleszar's avatar
John Koleszar committed
1091 1092 1093 1094 1095 1096 1097 1098
                    out_close(out, out_fn, do_md5);
            }
        }

        if (stop_after && frame_in >= stop_after)
            break;
    }

1099
    if (summary || progress)
John Koleszar's avatar
John Koleszar committed
1100
    {
1101 1102
        show_progress(frame_in, frame_out, dx_time);
        fprintf(stderr, "\n");
John Koleszar's avatar
John Koleszar committed
1103 1104 1105 1106 1107 1108 1109 1110 1111 1112
    }

fail:

    if (vpx_codec_destroy(&decoder))
    {
        fprintf(stderr, "Failed to destroy decoder: %s\n", vpx_codec_error(&decoder));
        return EXIT_FAILURE;
    }

1113 1114
    if (single_file && !noblit)
        out_close(out, outfile, do_md5);
John Koleszar's avatar
John Koleszar committed
1115

John Koleszar's avatar
John Koleszar committed
1116 1117 1118 1119
    if(input.nestegg_ctx)
        nestegg_destroy(input.nestegg_ctx);
    if(input.kind != WEBM_FILE)
        free(buf);
John Koleszar's avatar
John Koleszar committed
1120 1121 1122 1123 1124
    fclose(infile);
    free(argv);

    return EXIT_SUCCESS;
}