1 /*
2 * Copyright (c) 2010 The WebM project authors. All Rights Reserved.
3 *
4 * Use of this source code is governed by a BSD-style license
5 * that can be found in the LICENSE file in the root of the source
6 * 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.
9 */
10
11
12 /* This is a simple program that reads ivf files and decodes them
13 * using the new interface. Decoded frames are output as YV12 raw.
14 */
15 #include <stdio.h>
16 #include <stdlib.h>
17 #include <stdarg.h>
18 #include <string.h>
19 #include <limits.h>
20
21 #define VPX_CODEC_DISABLE_COMPAT 1
22 #include "vpx_config.h"
23 #include "vpx/vpx_decoder.h"
24 #include "vpx_ports/vpx_timer.h"
25 #if CONFIG_VP8_DECODER
26 #include "vpx/vp8dx.h"
27 #endif
28 #if CONFIG_MD5
29 #include "md5_utils.h"
30 #endif
31 #include "tools_common.h"
32 #include "nestegg/include/nestegg/nestegg.h"
33
34 #if CONFIG_OS_SUPPORT
35 #if defined(_WIN32)
36 #include <io.h>
37 #define snprintf _snprintf
38 #define isatty _isatty
39 #define fileno _fileno
40 #else
41 #include <unistd.h>
42 #endif
43 #endif
44
45 #ifndef PATH_MAX
46 #define PATH_MAX 256
47 #endif
48
49 static const char *exec_name;
50
51 #define VP8_FOURCC (0x00385056)
52 static const struct
53 {
54 char const *name;
55 const vpx_codec_iface_t *iface;
56 unsigned int fourcc;
57 unsigned int fourcc_mask;
58 } ifaces[] =
59 {
60 #if CONFIG_VP8_DECODER
61 {"vp8", &vpx_codec_vp8_dx_algo, VP8_FOURCC, 0x00FFFFFF},
62 #endif
63 };
64
65 #include "args.h"
66 static const arg_def_t codecarg = ARG_DEF(NULL, "codec", 1,
67 "Codec to use");
68 static const arg_def_t use_yv12 = ARG_DEF(NULL, "yv12", 0,
69 "Output raw YV12 frames");
70 static const arg_def_t use_i420 = ARG_DEF(NULL, "i420", 0,
71 "Output raw I420 frames");
72 static const arg_def_t flipuvarg = ARG_DEF(NULL, "flipuv", 0,
73 "Flip the chroma planes in the output");
74 static const arg_def_t noblitarg = ARG_DEF(NULL, "noblit", 0,
75 "Don't process the decoded frames");
76 static const arg_def_t progressarg = ARG_DEF(NULL, "progress", 0,
77 "Show progress after each frame decodes");
78 static const arg_def_t limitarg = ARG_DEF(NULL, "limit", 1,
79 "Stop decoding after n frames");
80 static const arg_def_t postprocarg = ARG_DEF(NULL, "postproc", 0,
81 "Postprocess decoded frames");
82 static const arg_def_t summaryarg = ARG_DEF(NULL, "summary", 0,
83 "Show timing summary");
84 static const arg_def_t outputfile = ARG_DEF("o", "output", 1,
85 "Output file name pattern (see below)");
86 static const arg_def_t threadsarg = ARG_DEF("t", "threads", 1,
87 "Max threads to use");
88 static const arg_def_t verbosearg = ARG_DEF("v", "verbose", 0,
89 "Show version string");
90
91 #if CONFIG_MD5
92 static const arg_def_t md5arg = ARG_DEF(NULL, "md5", 0,
93 "Compute the MD5 sum of the decoded frame");
94 #endif
95 static const arg_def_t *all_args[] =
96 {
97 &codecarg, &use_yv12, &use_i420, &flipuvarg, &noblitarg,
98 &progressarg, &limitarg, &postprocarg, &summaryarg, &outputfile,
99 &threadsarg, &verbosearg,
100 #if CONFIG_MD5
101 &md5arg,
102 #endif
103 NULL
104 };
105
106 #if CONFIG_VP8_DECODER
107 static const arg_def_t addnoise_level = ARG_DEF(NULL, "noise-level", 1,
108 "Enable VP8 postproc add noise");
109 static const arg_def_t deblock = ARG_DEF(NULL, "deblock", 0,
110 "Enable VP8 deblocking");
111 static const arg_def_t demacroblock_level = ARG_DEF(NULL, "demacroblock-level", 1,
112 "Enable VP8 demacroblocking, w/ level");
113 static const arg_def_t pp_debug_info = ARG_DEF(NULL, "pp-debug-info", 1,
114 "Enable VP8 visible debug info");
115 static const arg_def_t pp_disp_ref_frame = ARG_DEF(NULL, "pp-dbg-ref-frame", 1,
116 "Display only selected reference frame per macro block");
117 static const arg_def_t pp_disp_mb_modes = ARG_DEF(NULL, "pp-dbg-mb-modes", 1,
118 "Display only selected macro block modes");
119 static const arg_def_t pp_disp_b_modes = ARG_DEF(NULL, "pp-dbg-b-modes", 1,
120 "Display only selected block modes");
121 static const arg_def_t pp_disp_mvs = ARG_DEF(NULL, "pp-dbg-mvs", 1,
122 "Draw only selected motion vectors");
123
124 static const arg_def_t *vp8_pp_args[] =
125 {
126 &addnoise_level, &deblock, &demacroblock_level, &pp_debug_info,
127 &pp_disp_ref_frame, &pp_disp_mb_modes, &pp_disp_b_modes, &pp_disp_mvs,
128 NULL
129 };
130 #endif
131
usage_exit()132 static void usage_exit()
133 {
134 int i;
135
136 fprintf(stderr, "Usage: %s <options> filename\n\n"
137 "Options:\n", exec_name);
138 arg_show_usage(stderr, all_args);
139 #if CONFIG_VP8_DECODER
140 fprintf(stderr, "\nVP8 Postprocessing Options:\n");
141 arg_show_usage(stderr, vp8_pp_args);
142 #endif
143 fprintf(stderr,
144 "\nOutput File Patterns:\n\n"
145 " The -o argument specifies the name of the file(s) to "
146 "write to. If the\n argument does not include any escape "
147 "characters, the output will be\n written to a single file. "
148 "Otherwise, the filename will be calculated by\n expanding "
149 "the following escape characters:\n"
150 "\n\t%%w - Frame width"
151 "\n\t%%h - Frame height"
152 "\n\t%%<n> - Frame number, zero padded to <n> places (1..9)"
153 "\n\n Pattern arguments are only supported in conjunction "
154 "with the --yv12 and\n --i420 options. If the -o option is "
155 "not specified, the output will be\n directed to stdout.\n"
156 );
157 fprintf(stderr, "\nIncluded decoders:\n\n");
158
159 for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
160 fprintf(stderr, " %-6s - %s\n",
161 ifaces[i].name,
162 vpx_codec_iface_name(ifaces[i].iface));
163
164 exit(EXIT_FAILURE);
165 }
166
die(const char * fmt,...)167 void die(const char *fmt, ...)
168 {
169 va_list ap;
170 va_start(ap, fmt);
171 vfprintf(stderr, fmt, ap);
172 fprintf(stderr, "\n");
173 usage_exit();
174 }
175
mem_get_le16(const void * vmem)176 static unsigned int mem_get_le16(const void *vmem)
177 {
178 unsigned int val;
179 const unsigned char *mem = (const unsigned char *)vmem;
180
181 val = mem[1] << 8;
182 val |= mem[0];
183 return val;
184 }
185
mem_get_le32(const void * vmem)186 static unsigned int mem_get_le32(const void *vmem)
187 {
188 unsigned int val;
189 const unsigned char *mem = (const unsigned char *)vmem;
190
191 val = mem[3] << 24;
192 val |= mem[2] << 16;
193 val |= mem[1] << 8;
194 val |= mem[0];
195 return val;
196 }
197
198 enum file_kind
199 {
200 RAW_FILE,
201 IVF_FILE,
202 WEBM_FILE
203 };
204
205 struct input_ctx
206 {
207 enum file_kind kind;
208 FILE *infile;
209 nestegg *nestegg_ctx;
210 nestegg_packet *pkt;
211 unsigned int chunk;
212 unsigned int chunks;
213 unsigned int video_track;
214 };
215
216 #define IVF_FRAME_HDR_SZ (sizeof(uint32_t) + sizeof(uint64_t))
217 #define RAW_FRAME_HDR_SZ (sizeof(uint32_t))
read_frame(struct input_ctx * input,uint8_t ** buf,size_t * buf_sz,size_t * buf_alloc_sz)218 static int read_frame(struct input_ctx *input,
219 uint8_t **buf,
220 size_t *buf_sz,
221 size_t *buf_alloc_sz)
222 {
223 char raw_hdr[IVF_FRAME_HDR_SZ];
224 size_t new_buf_sz;
225 FILE *infile = input->infile;
226 enum file_kind kind = input->kind;
227 if(kind == WEBM_FILE)
228 {
229 if(input->chunk >= input->chunks)
230 {
231 unsigned int track;
232
233 do
234 {
235 /* End of this packet, get another. */
236 if(input->pkt)
237 nestegg_free_packet(input->pkt);
238
239 if(nestegg_read_packet(input->nestegg_ctx, &input->pkt) <= 0
240 || nestegg_packet_track(input->pkt, &track))
241 return 1;
242
243 } while(track != input->video_track);
244
245 if(nestegg_packet_count(input->pkt, &input->chunks))
246 return 1;
247 input->chunk = 0;
248 }
249
250 if(nestegg_packet_data(input->pkt, input->chunk, buf, buf_sz))
251 return 1;
252 input->chunk++;
253
254 return 0;
255 }
256 /* For both the raw and ivf formats, the frame size is the first 4 bytes
257 * of the frame header. We just need to special case on the header
258 * size.
259 */
260 else if (fread(raw_hdr, kind==IVF_FILE
261 ? IVF_FRAME_HDR_SZ : RAW_FRAME_HDR_SZ, 1, infile) != 1)
262 {
263 if (!feof(infile))
264 fprintf(stderr, "Failed to read frame size\n");
265
266 new_buf_sz = 0;
267 }
268 else
269 {
270 new_buf_sz = mem_get_le32(raw_hdr);
271
272 if (new_buf_sz > 256 * 1024 * 1024)
273 {
274 fprintf(stderr, "Error: Read invalid frame size (%u)\n",
275 (unsigned int)new_buf_sz);
276 new_buf_sz = 0;
277 }
278
279 if (kind == RAW_FILE && new_buf_sz > 256 * 1024)
280 fprintf(stderr, "Warning: Read invalid frame size (%u)"
281 " - not a raw file?\n", (unsigned int)new_buf_sz);
282
283 if (new_buf_sz > *buf_alloc_sz)
284 {
285 uint8_t *new_buf = realloc(*buf, 2 * new_buf_sz);
286
287 if (new_buf)
288 {
289 *buf = new_buf;
290 *buf_alloc_sz = 2 * new_buf_sz;
291 }
292 else
293 {
294 fprintf(stderr, "Failed to allocate compressed data buffer\n");
295 new_buf_sz = 0;
296 }
297 }
298 }
299
300 *buf_sz = new_buf_sz;
301
302 if (*buf_sz)
303 {
304 if (fread(*buf, 1, *buf_sz, infile) != *buf_sz)
305 {
306 fprintf(stderr, "Failed to read full frame\n");
307 return 1;
308 }
309
310 return 0;
311 }
312
313 return 1;
314 }
315
out_open(const char * out_fn,int do_md5)316 void *out_open(const char *out_fn, int do_md5)
317 {
318 void *out = NULL;
319
320 if (do_md5)
321 {
322 #if CONFIG_MD5
323 MD5Context *md5_ctx = out = malloc(sizeof(MD5Context));
324 (void)out_fn;
325 MD5Init(md5_ctx);
326 #endif
327 }
328 else
329 {
330 FILE *outfile = out = strcmp("-", out_fn) ? fopen(out_fn, "wb")
331 : set_binary_mode(stdout);
332
333 if (!outfile)
334 {
335 fprintf(stderr, "Failed to output file");
336 exit(EXIT_FAILURE);
337 }
338 }
339
340 return out;
341 }
342
out_put(void * out,const uint8_t * buf,unsigned int len,int do_md5)343 void out_put(void *out, const uint8_t *buf, unsigned int len, int do_md5)
344 {
345 if (do_md5)
346 {
347 #if CONFIG_MD5
348 MD5Update(out, buf, len);
349 #endif
350 }
351 else
352 {
353 if(fwrite(buf, 1, len, out));
354 }
355 }
356
out_close(void * out,const char * out_fn,int do_md5)357 void out_close(void *out, const char *out_fn, int do_md5)
358 {
359 if (do_md5)
360 {
361 #if CONFIG_MD5
362 uint8_t md5[16];
363 int i;
364
365 MD5Final(md5, out);
366 free(out);
367
368 for (i = 0; i < 16; i++)
369 printf("%02x", md5[i]);
370
371 printf(" %s\n", out_fn);
372 #endif
373 }
374 else
375 {
376 fclose(out);
377 }
378 }
379
file_is_ivf(FILE * infile,unsigned int * fourcc,unsigned int * width,unsigned int * height,unsigned int * fps_den,unsigned int * fps_num)380 unsigned int file_is_ivf(FILE *infile,
381 unsigned int *fourcc,
382 unsigned int *width,
383 unsigned int *height,
384 unsigned int *fps_den,
385 unsigned int *fps_num)
386 {
387 char raw_hdr[32];
388 int is_ivf = 0;
389
390 if (fread(raw_hdr, 1, 32, infile) == 32)
391 {
392 if (raw_hdr[0] == 'D' && raw_hdr[1] == 'K'
393 && raw_hdr[2] == 'I' && raw_hdr[3] == 'F')
394 {
395 is_ivf = 1;
396
397 if (mem_get_le16(raw_hdr + 4) != 0)
398 fprintf(stderr, "Error: Unrecognized IVF version! This file may not"
399 " decode properly.");
400
401 *fourcc = mem_get_le32(raw_hdr + 8);
402 *width = mem_get_le16(raw_hdr + 12);
403 *height = mem_get_le16(raw_hdr + 14);
404 *fps_num = mem_get_le32(raw_hdr + 16);
405 *fps_den = mem_get_le32(raw_hdr + 20);
406
407 /* Some versions of vpxenc used 1/(2*fps) for the timebase, so
408 * we can guess the framerate using only the timebase in this
409 * case. Other files would require reading ahead to guess the
410 * timebase, like we do for webm.
411 */
412 if(*fps_num < 1000)
413 {
414 /* Correct for the factor of 2 applied to the timebase in the
415 * encoder.
416 */
417 if(*fps_num&1)*fps_den<<=1;
418 else *fps_num>>=1;
419 }
420 else
421 {
422 /* Don't know FPS for sure, and don't have readahead code
423 * (yet?), so just default to 30fps.
424 */
425 *fps_num = 30;
426 *fps_den = 1;
427 }
428 }
429 }
430
431 if (!is_ivf)
432 rewind(infile);
433
434 return is_ivf;
435 }
436
437
file_is_raw(FILE * infile,unsigned int * fourcc,unsigned int * width,unsigned int * height,unsigned int * fps_den,unsigned int * fps_num)438 unsigned int file_is_raw(FILE *infile,
439 unsigned int *fourcc,
440 unsigned int *width,
441 unsigned int *height,
442 unsigned int *fps_den,
443 unsigned int *fps_num)
444 {
445 unsigned char buf[32];
446 int is_raw = 0;
447 vpx_codec_stream_info_t si;
448
449 si.sz = sizeof(si);
450
451 if (fread(buf, 1, 32, infile) == 32)
452 {
453 int i;
454
455 if(mem_get_le32(buf) < 256 * 1024 * 1024)
456 for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
457 if(!vpx_codec_peek_stream_info(ifaces[i].iface,
458 buf + 4, 32 - 4, &si))
459 {
460 is_raw = 1;
461 *fourcc = ifaces[i].fourcc;
462 *width = si.w;
463 *height = si.h;
464 *fps_num = 30;
465 *fps_den = 1;
466 break;
467 }
468 }
469
470 rewind(infile);
471 return is_raw;
472 }
473
474
475 static int
nestegg_read_cb(void * buffer,size_t length,void * userdata)476 nestegg_read_cb(void *buffer, size_t length, void *userdata)
477 {
478 FILE *f = userdata;
479
480 if(fread(buffer, 1, length, f) < length)
481 {
482 if (ferror(f))
483 return -1;
484 if (feof(f))
485 return 0;
486 }
487 return 1;
488 }
489
490
491 static int
nestegg_seek_cb(int64_t offset,int whence,void * userdata)492 nestegg_seek_cb(int64_t offset, int whence, void * userdata)
493 {
494 switch(whence) {
495 case NESTEGG_SEEK_SET: whence = SEEK_SET; break;
496 case NESTEGG_SEEK_CUR: whence = SEEK_CUR; break;
497 case NESTEGG_SEEK_END: whence = SEEK_END; break;
498 };
499 return fseek(userdata, offset, whence)? -1 : 0;
500 }
501
502
503 static int64_t
nestegg_tell_cb(void * userdata)504 nestegg_tell_cb(void * userdata)
505 {
506 return ftell(userdata);
507 }
508
509
510 static void
nestegg_log_cb(nestegg * context,unsigned int severity,char const * format,...)511 nestegg_log_cb(nestegg * context, unsigned int severity, char const * format,
512 ...)
513 {
514 va_list ap;
515
516 va_start(ap, format);
517 vfprintf(stderr, format, ap);
518 fprintf(stderr, "\n");
519 va_end(ap);
520 }
521
522
523 static int
webm_guess_framerate(struct input_ctx * input,unsigned int * fps_den,unsigned int * fps_num)524 webm_guess_framerate(struct input_ctx *input,
525 unsigned int *fps_den,
526 unsigned int *fps_num)
527 {
528 unsigned int i;
529 uint64_t tstamp=0;
530
531 /* Guess the framerate. Read up to 1 second, or 50 video packets,
532 * whichever comes first.
533 */
534 for(i=0; tstamp < 1000000000 && i < 50;)
535 {
536 nestegg_packet * pkt;
537 unsigned int track;
538
539 if(nestegg_read_packet(input->nestegg_ctx, &pkt) <= 0)
540 break;
541
542 nestegg_packet_track(pkt, &track);
543 if(track == input->video_track)
544 {
545 nestegg_packet_tstamp(pkt, &tstamp);
546 i++;
547 }
548
549 nestegg_free_packet(pkt);
550 }
551
552 if(nestegg_track_seek(input->nestegg_ctx, input->video_track, 0))
553 goto fail;
554
555 *fps_num = (i - 1) * 1000000;
556 *fps_den = tstamp / 1000;
557 return 0;
558 fail:
559 nestegg_destroy(input->nestegg_ctx);
560 input->nestegg_ctx = NULL;
561 rewind(input->infile);
562 return 1;
563 }
564
565
566 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)567 file_is_webm(struct input_ctx *input,
568 unsigned int *fourcc,
569 unsigned int *width,
570 unsigned int *height,
571 unsigned int *fps_den,
572 unsigned int *fps_num)
573 {
574 unsigned int i, n;
575 int track_type = -1;
576 uint64_t tstamp=0;
577
578 nestegg_io io = {nestegg_read_cb, nestegg_seek_cb, nestegg_tell_cb,
579 input->infile};
580 nestegg_video_params params;
581 nestegg_packet * pkt;
582
583 if(nestegg_init(&input->nestegg_ctx, io, NULL))
584 goto fail;
585
586 if(nestegg_track_count(input->nestegg_ctx, &n))
587 goto fail;
588
589 for(i=0; i<n; i++)
590 {
591 track_type = nestegg_track_type(input->nestegg_ctx, i);
592
593 if(track_type == NESTEGG_TRACK_VIDEO)
594 break;
595 else if(track_type < 0)
596 goto fail;
597 }
598
599 if(nestegg_track_codec_id(input->nestegg_ctx, i) != NESTEGG_CODEC_VP8)
600 {
601 fprintf(stderr, "Not VP8 video, quitting.\n");
602 exit(1);
603 }
604
605 input->video_track = i;
606
607 if(nestegg_track_video_params(input->nestegg_ctx, i, ¶ms))
608 goto fail;
609
610 *fps_den = 0;
611 *fps_num = 0;
612 *fourcc = VP8_FOURCC;
613 *width = params.width;
614 *height = params.height;
615 return 1;
616 fail:
617 input->nestegg_ctx = NULL;
618 rewind(input->infile);
619 return 0;
620 }
621
622
show_progress(int frame_in,int frame_out,unsigned long dx_time)623 void show_progress(int frame_in, int frame_out, unsigned long dx_time)
624 {
625 fprintf(stderr, "%d decoded frames/%d showed frames in %lu us (%.2f fps)\r",
626 frame_in, frame_out, dx_time,
627 (float)frame_out * 1000000.0 / (float)dx_time);
628 }
629
630
generate_filename(const char * pattern,char * out,size_t q_len,unsigned int d_w,unsigned int d_h,unsigned int frame_in)631 void generate_filename(const char *pattern, char *out, size_t q_len,
632 unsigned int d_w, unsigned int d_h,
633 unsigned int frame_in)
634 {
635 const char *p = pattern;
636 char *q = out;
637
638 do
639 {
640 char *next_pat = strchr(p, '%');
641
642 if(p == next_pat)
643 {
644 size_t pat_len;
645
646 // parse the pattern
647 q[q_len - 1] = '\0';
648 switch(p[1])
649 {
650 case 'w': snprintf(q, q_len - 1, "%d", d_w); break;
651 case 'h': snprintf(q, q_len - 1, "%d", d_h); break;
652 case '1': snprintf(q, q_len - 1, "%d", frame_in); break;
653 case '2': snprintf(q, q_len - 1, "%02d", frame_in); break;
654 case '3': snprintf(q, q_len - 1, "%03d", frame_in); break;
655 case '4': snprintf(q, q_len - 1, "%04d", frame_in); break;
656 case '5': snprintf(q, q_len - 1, "%05d", frame_in); break;
657 case '6': snprintf(q, q_len - 1, "%06d", frame_in); break;
658 case '7': snprintf(q, q_len - 1, "%07d", frame_in); break;
659 case '8': snprintf(q, q_len - 1, "%08d", frame_in); break;
660 case '9': snprintf(q, q_len - 1, "%09d", frame_in); break;
661 default:
662 die("Unrecognized pattern %%%c\n", p[1]);
663 }
664
665 pat_len = strlen(q);
666 if(pat_len >= q_len - 1)
667 die("Output filename too long.\n");
668 q += pat_len;
669 p += 2;
670 q_len -= pat_len;
671 }
672 else
673 {
674 size_t copy_len;
675
676 // copy the next segment
677 if(!next_pat)
678 copy_len = strlen(p);
679 else
680 copy_len = next_pat - p;
681
682 if(copy_len >= q_len - 1)
683 die("Output filename too long.\n");
684
685 memcpy(q, p, copy_len);
686 q[copy_len] = '\0';
687 q += copy_len;
688 p += copy_len;
689 q_len -= copy_len;
690 }
691 } while(*p);
692 }
693
694
main(int argc,const char ** argv_)695 int main(int argc, const char **argv_)
696 {
697 vpx_codec_ctx_t decoder;
698 char *fn = NULL;
699 int i;
700 uint8_t *buf = NULL;
701 size_t buf_sz = 0, buf_alloc_sz = 0;
702 FILE *infile;
703 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;
705 vpx_codec_iface_t *iface = NULL;
706 unsigned int fourcc;
707 unsigned long dx_time = 0;
708 struct arg arg;
709 char **argv, **argi, **argj;
710 const char *outfile_pattern = 0;
711 char outfile[PATH_MAX];
712 int single_file;
713 int use_y4m = 1;
714 unsigned int width;
715 unsigned int height;
716 unsigned int fps_den;
717 unsigned int fps_num;
718 void *out = NULL;
719 vpx_codec_dec_cfg_t cfg = {0};
720 #if CONFIG_VP8_DECODER
721 vp8_postproc_cfg_t vp8_pp_cfg = {0};
722 int vp8_dbg_color_ref_frame = 0;
723 int vp8_dbg_color_mb_modes = 0;
724 int vp8_dbg_color_b_modes = 0;
725 int vp8_dbg_display_mv = 0;
726 #endif
727 struct input_ctx input = {0};
728
729 /* Parse command line */
730 exec_name = argv_[0];
731 argv = argv_dup(argc - 1, argv_ + 1);
732
733 for (argi = argj = argv; (*argj = *argi); argi += arg.argv_step)
734 {
735 memset(&arg, 0, sizeof(arg));
736 arg.argv_step = 1;
737
738 if (arg_match(&arg, &codecarg, argi))
739 {
740 int j, k = -1;
741
742 for (j = 0; j < sizeof(ifaces) / sizeof(ifaces[0]); j++)
743 if (!strcmp(ifaces[j].name, arg.val))
744 k = j;
745
746 if (k >= 0)
747 iface = ifaces[k].iface;
748 else
749 die("Error: Unrecognized argument (%s) to --codec\n",
750 arg.val);
751 }
752 else if (arg_match(&arg, &outputfile, argi))
753 outfile_pattern = arg.val;
754 else if (arg_match(&arg, &use_yv12, argi))
755 {
756 use_y4m = 0;
757 flipuv = 1;
758 }
759 else if (arg_match(&arg, &use_i420, argi))
760 {
761 use_y4m = 0;
762 flipuv = 0;
763 }
764 else if (arg_match(&arg, &flipuvarg, argi))
765 flipuv = 1;
766 else if (arg_match(&arg, &noblitarg, argi))
767 noblit = 1;
768 else if (arg_match(&arg, &progressarg, argi))
769 progress = 1;
770 else if (arg_match(&arg, &limitarg, argi))
771 stop_after = arg_parse_uint(&arg);
772 else if (arg_match(&arg, &postprocarg, argi))
773 postproc = 1;
774 else if (arg_match(&arg, &md5arg, argi))
775 do_md5 = 1;
776 else if (arg_match(&arg, &summaryarg, argi))
777 summary = 1;
778 else if (arg_match(&arg, &threadsarg, argi))
779 cfg.threads = arg_parse_uint(&arg);
780 else if (arg_match(&arg, &verbosearg, argi))
781 quiet = 0;
782
783 #if CONFIG_VP8_DECODER
784 else if (arg_match(&arg, &addnoise_level, argi))
785 {
786 postproc = 1;
787 vp8_pp_cfg.post_proc_flag |= VP8_ADDNOISE;
788 vp8_pp_cfg.noise_level = arg_parse_uint(&arg);
789 }
790 else if (arg_match(&arg, &demacroblock_level, argi))
791 {
792 postproc = 1;
793 vp8_pp_cfg.post_proc_flag |= VP8_DEMACROBLOCK;
794 vp8_pp_cfg.deblocking_level = arg_parse_uint(&arg);
795 }
796 else if (arg_match(&arg, &deblock, argi))
797 {
798 postproc = 1;
799 vp8_pp_cfg.post_proc_flag |= VP8_DEBLOCK;
800 }
801 else if (arg_match(&arg, &pp_debug_info, argi))
802 {
803 unsigned int level = arg_parse_uint(&arg);
804
805 postproc = 1;
806 vp8_pp_cfg.post_proc_flag &= ~0x7;
807
808 if (level)
809 vp8_pp_cfg.post_proc_flag |= level;
810 }
811 else if (arg_match(&arg, &pp_disp_ref_frame, argi))
812 {
813 unsigned int flags = arg_parse_int(&arg);
814 if (flags)
815 {
816 postproc = 1;
817 vp8_dbg_color_ref_frame = flags;
818 }
819 }
820 else if (arg_match(&arg, &pp_disp_mb_modes, argi))
821 {
822 unsigned int flags = arg_parse_int(&arg);
823 if (flags)
824 {
825 postproc = 1;
826 vp8_dbg_color_mb_modes = flags;
827 }
828 }
829 else if (arg_match(&arg, &pp_disp_b_modes, argi))
830 {
831 unsigned int flags = arg_parse_int(&arg);
832 if (flags)
833 {
834 postproc = 1;
835 vp8_dbg_color_b_modes = flags;
836 }
837 }
838 else if (arg_match(&arg, &pp_disp_mvs, argi))
839 {
840 unsigned int flags = arg_parse_int(&arg);
841 if (flags)
842 {
843 postproc = 1;
844 vp8_dbg_display_mv = flags;
845 }
846 }
847
848 #endif
849 else
850 argj++;
851 }
852
853 /* Check for unrecognized options */
854 for (argi = argv; *argi; argi++)
855 if (argi[0][0] == '-' && strlen(argi[0]) > 1)
856 die("Error: Unrecognized option %s\n", *argi);
857
858 /* Handle non-option arguments */
859 fn = argv[0];
860
861 if (!fn)
862 usage_exit();
863
864 /* Open file */
865 infile = strcmp(fn, "-") ? fopen(fn, "rb") : set_binary_mode(stdin);
866
867 if (!infile)
868 {
869 fprintf(stderr, "Failed to open file '%s'",
870 strcmp(fn, "-") ? fn : "stdin");
871 return EXIT_FAILURE;
872 }
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 fprintf(stderr,
878 "Not dumping raw video to your terminal. Use '-o -' to "
879 "override.\n");
880 return EXIT_FAILURE;
881 }
882 #endif
883 input.infile = infile;
884 if(file_is_ivf(infile, &fourcc, &width, &height, &fps_den,
885 &fps_num))
886 input.kind = IVF_FILE;
887 else if(file_is_webm(&input, &fourcc, &width, &height, &fps_den, &fps_num))
888 input.kind = WEBM_FILE;
889 else if(file_is_raw(infile, &fourcc, &width, &height, &fps_den, &fps_num))
890 input.kind = RAW_FILE;
891 else
892 {
893 fprintf(stderr, "Unrecognized input file type.\n");
894 return EXIT_FAILURE;
895 }
896
897 /* If the output file is not set or doesn't have a sequence number in
898 * it, then we only open it once.
899 */
900 outfile_pattern = outfile_pattern ? outfile_pattern : "-";
901 single_file = 1;
902 {
903 const char *p = outfile_pattern;
904 do
905 {
906 p = strchr(p, '%');
907 if(p && p[1] >= '1' && p[1] <= '9')
908 {
909 // pattern contains sequence number, so it's not unique.
910 single_file = 0;
911 break;
912 }
913 if(p)
914 p++;
915 } while(p);
916 }
917
918 if(single_file && !noblit)
919 {
920 generate_filename(outfile_pattern, outfile, sizeof(outfile)-1,
921 width, height, 0);
922 out = out_open(outfile, do_md5);
923 }
924
925 if (use_y4m && !noblit)
926 {
927 char buffer[128];
928 if (!single_file)
929 {
930 fprintf(stderr, "YUV4MPEG2 not supported with output patterns,"
931 " try --i420 or --yv12.\n");
932 return EXIT_FAILURE;
933 }
934
935 if(input.kind == WEBM_FILE)
936 if(webm_guess_framerate(&input, &fps_den, &fps_num))
937 {
938 fprintf(stderr, "Failed to guess framerate -- error parsing "
939 "webm file?\n");
940 return EXIT_FAILURE;
941 }
942
943
944 /*Note: We can't output an aspect ratio here because IVF doesn't
945 store one, and neither does VP8.
946 That will have to wait until these tools support WebM natively.*/
947 sprintf(buffer, "YUV4MPEG2 C%s W%u H%u F%u:%u I%c\n",
948 "420jpeg", width, height, fps_num, fps_den, 'p');
949 out_put(out, (unsigned char *)buffer, strlen(buffer), do_md5);
950 }
951
952 /* Try to determine the codec from the fourcc. */
953 for (i = 0; i < sizeof(ifaces) / sizeof(ifaces[0]); i++)
954 if ((fourcc & ifaces[i].fourcc_mask) == ifaces[i].fourcc)
955 {
956 vpx_codec_iface_t *ivf_iface = ifaces[i].iface;
957
958 if (iface && iface != ivf_iface)
959 fprintf(stderr, "Notice -- IVF header indicates codec: %s\n",
960 ifaces[i].name);
961 else
962 iface = ivf_iface;
963
964 break;
965 }
966
967 if (vpx_codec_dec_init(&decoder, iface ? iface : ifaces[0].iface, &cfg,
968 postproc ? VPX_CODEC_USE_POSTPROC : 0))
969 {
970 fprintf(stderr, "Failed to initialize decoder: %s\n", vpx_codec_error(&decoder));
971 return EXIT_FAILURE;
972 }
973
974 if (!quiet)
975 fprintf(stderr, "%s\n", decoder.name);
976
977 #if CONFIG_VP8_DECODER
978
979 if (vp8_pp_cfg.post_proc_flag
980 && vpx_codec_control(&decoder, VP8_SET_POSTPROC, &vp8_pp_cfg))
981 {
982 fprintf(stderr, "Failed to configure postproc: %s\n", vpx_codec_error(&decoder));
983 return EXIT_FAILURE;
984 }
985
986 if (vp8_dbg_color_ref_frame
987 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_REF_FRAME, vp8_dbg_color_ref_frame))
988 {
989 fprintf(stderr, "Failed to configure reference block visualizer: %s\n", vpx_codec_error(&decoder));
990 return EXIT_FAILURE;
991 }
992
993 if (vp8_dbg_color_mb_modes
994 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_MB_MODES, vp8_dbg_color_mb_modes))
995 {
996 fprintf(stderr, "Failed to configure macro block visualizer: %s\n", vpx_codec_error(&decoder));
997 return EXIT_FAILURE;
998 }
999
1000 if (vp8_dbg_color_b_modes
1001 && vpx_codec_control(&decoder, VP8_SET_DBG_COLOR_B_MODES, vp8_dbg_color_b_modes))
1002 {
1003 fprintf(stderr, "Failed to configure block visualizer: %s\n", vpx_codec_error(&decoder));
1004 return EXIT_FAILURE;
1005 }
1006
1007 if (vp8_dbg_display_mv
1008 && vpx_codec_control(&decoder, VP8_SET_DBG_DISPLAY_MV, vp8_dbg_display_mv))
1009 {
1010 fprintf(stderr, "Failed to configure motion vector visualizer: %s\n", vpx_codec_error(&decoder));
1011 return EXIT_FAILURE;
1012 }
1013 #endif
1014
1015 /* Decode file */
1016 while (!read_frame(&input, &buf, &buf_sz, &buf_alloc_sz))
1017 {
1018 vpx_codec_iter_t iter = NULL;
1019 vpx_image_t *img;
1020 struct vpx_usec_timer timer;
1021
1022 vpx_usec_timer_start(&timer);
1023
1024 if (vpx_codec_decode(&decoder, buf, buf_sz, NULL, 0))
1025 {
1026 const char *detail = vpx_codec_error_detail(&decoder);
1027 fprintf(stderr, "Failed to decode frame: %s\n", vpx_codec_error(&decoder));
1028
1029 if (detail)
1030 fprintf(stderr, " Additional information: %s\n", detail);
1031
1032 goto fail;
1033 }
1034
1035 vpx_usec_timer_mark(&timer);
1036 dx_time += vpx_usec_timer_elapsed(&timer);
1037
1038 ++frame_in;
1039
1040 if ((img = vpx_codec_get_frame(&decoder, &iter)))
1041 ++frame_out;
1042
1043 if (progress)
1044 show_progress(frame_in, frame_out, dx_time);
1045
1046 if (!noblit)
1047 {
1048 if (img)
1049 {
1050 unsigned int y;
1051 char out_fn[PATH_MAX];
1052 uint8_t *buf;
1053
1054 if (!single_file)
1055 {
1056 size_t len = sizeof(out_fn)-1;
1057
1058 out_fn[len] = '\0';
1059 generate_filename(outfile_pattern, out_fn, len-1,
1060 img->d_w, img->d_h, frame_in);
1061 out = out_open(out_fn, do_md5);
1062 }
1063 else if(use_y4m)
1064 out_put(out, (unsigned char *)"FRAME\n", 6, do_md5);
1065
1066 buf = img->planes[VPX_PLANE_Y];
1067
1068 for (y = 0; y < img->d_h; y++)
1069 {
1070 out_put(out, buf, img->d_w, do_md5);
1071 buf += img->stride[VPX_PLANE_Y];
1072 }
1073
1074 buf = img->planes[flipuv?VPX_PLANE_V:VPX_PLANE_U];
1075
1076 for (y = 0; y < (1 + img->d_h) / 2; y++)
1077 {
1078 out_put(out, buf, (1 + img->d_w) / 2, do_md5);
1079 buf += img->stride[VPX_PLANE_U];
1080 }
1081
1082 buf = img->planes[flipuv?VPX_PLANE_U:VPX_PLANE_V];
1083
1084 for (y = 0; y < (1 + img->d_h) / 2; y++)
1085 {
1086 out_put(out, buf, (1 + img->d_w) / 2, do_md5);
1087 buf += img->stride[VPX_PLANE_V];
1088 }
1089
1090 if (!single_file)
1091 out_close(out, out_fn, do_md5);
1092 }
1093 }
1094
1095 if (stop_after && frame_in >= stop_after)
1096 break;
1097 }
1098
1099 if (summary || progress)
1100 {
1101 show_progress(frame_in, frame_out, dx_time);
1102 fprintf(stderr, "\n");
1103 }
1104
1105 fail:
1106
1107 if (vpx_codec_destroy(&decoder))
1108 {
1109 fprintf(stderr, "Failed to destroy decoder: %s\n", vpx_codec_error(&decoder));
1110 return EXIT_FAILURE;
1111 }
1112
1113 if (single_file && !noblit)
1114 out_close(out, outfile, do_md5);
1115
1116 if(input.nestegg_ctx)
1117 nestegg_destroy(input.nestegg_ctx);
1118 if(input.kind != WEBM_FILE)
1119 free(buf);
1120 fclose(infile);
1121 free(argv);
1122
1123 return EXIT_SUCCESS;
1124 }
1125