Subversion Repositories shark

Rev

Details | Last modification | View Log | RSS feed

Rev Author Line No. Line
1085 pj 1
 
2
/* mpeg2dec.c, main(), initialization, option processing                    */
3
 
4
/* Copyright (C) 1996, MPEG Software Simulation Group. All Rights Reserved. */
5
 
6
/*
7
 * Disclaimer of Warranty
8
 *
9
 * These software programs are available to the user without any license fee or
10
 * royalty on an "as is" basis.  The MPEG Software Simulation Group disclaims
11
 * any and all warranties, whether express, implied, or statuary, including any
12
 * implied warranties or merchantability or of fitness for a particular
13
 * purpose.  In no event shall the copyright-holder be liable for any
14
 * incidental, punitive, or consequential damages of any kind whatsoever
15
 * arising from the use of these programs.
16
 *
17
 * This disclaimer of warranty extends to the user of these programs and user's
18
 * customers, employees, agents, transferees, successors, and assigns.
19
 *
20
 * The MPEG Software Simulation Group does not represent or warrant that the
21
 * programs furnished hereunder are free of infringement of any third-party
22
 * patents.
23
 *
24
 * Commercial implementations of MPEG-1 and MPEG-2 video, including shareware,
25
 * are subject to royalty fees to patent holders.  Many of these patents are
26
 * general enough such that they are unavoidable regardless of implementation
27
 * design.
28
 *
29
 */
30
 
31
#include <stdio.h>
32
#include <stdlib.h>
33
#include <ctype.h>
34
#include <fcntl.h>
35
 
36
#define GLOBAL
37
#include "config.h"
38
#include "global.h"
39
 
40
/* private prototypes */
41
static int  video_sequence _ANSI_ARGS_((int *framenum));
42
static int Decode_Bitstream _ANSI_ARGS_((void));
43
static int  Headers _ANSI_ARGS_((void));
44
static void Initialize_Sequence _ANSI_ARGS_((void));
45
static void Initialize_Decoder _ANSI_ARGS_((void));
46
static void Deinitialize_Sequence _ANSI_ARGS_((void));
47
static void Process_Options _ANSI_ARGS_((int argc, char *argv[]));
48
 
49
 
50
#if OLD
51
static int  Get_Val _ANSI_ARGS_((char *argv[]));
52
#endif
53
 
54
/* #define DEBUG */
55
 
56
static void Clear_Options();
57
#ifdef DEBUG
58
static void Print_Options();
59
#endif
60
 
61
int main(argc,argv)
62
int argc;
63
char *argv[];
64
{
65
  int ret, code;
66
 
67
  Clear_Options();
68
 
69
  /* decode command line arguments */
70
  Process_Options(argc,argv);
71
 
72
#ifdef DEBUG
73
  Print_Options();
74
#endif
75
 
76
  ld = &base; /* select base layer context */
77
 
78
  /* open MPEG base layer bitstream file(s) */
79
  /* NOTE: this is either a base layer stream or a spatial enhancement stream */
80
  if ((base.Infile=open(Main_Bitstream_Filename,O_RDONLY|O_BINARY))<0)
81
  {
82
    fprintf(stderr,"Base layer input file %s not found\n", Main_Bitstream_Filename);
83
    exit(1);
84
  }
85
 
86
 
87
  if(base.Infile != 0)
88
  {
89
    Initialize_Buffer();
90
 
91
    if(Show_Bits(8)==0x47)
92
    {
93
      sprintf(Error_Text,"Decoder currently does not parse transport streams\n");
94
      Error(Error_Text);
95
    }
96
 
97
    next_start_code();
98
    code = Show_Bits(32);
99
 
100
    switch(code)
101
    {
102
    case SEQUENCE_HEADER_CODE:
103
      break;
104
    case PACK_START_CODE:
105
      System_Stream_Flag = 1;
106
    case VIDEO_ELEMENTARY_STREAM:
107
      System_Stream_Flag = 1;
108
      break;
109
    default:
110
      sprintf(Error_Text,"Unable to recognize stream type\n");
111
      Error(Error_Text);
112
      break;
113
    }
114
 
115
    lseek(base.Infile, 0l, 0);
116
    Initialize_Buffer();
117
  }
118
 
119
  if(base.Infile!=0)
120
  {
121
    lseek(base.Infile, 0l, 0);
122
  }
123
 
124
  Initialize_Buffer();
125
 
126
  if(Two_Streams)
127
  {
128
    ld = &enhan; /* select enhancement layer context */
129
 
130
    if ((enhan.Infile = open(Enhancement_Layer_Bitstream_Filename,O_RDONLY|O_BINARY))<0)
131
    {
132
      sprintf(Error_Text,"enhancment layer bitstream file %s not found\n",
133
        Enhancement_Layer_Bitstream_Filename);
134
 
135
      Error(Error_Text);
136
    }
137
 
138
    Initialize_Buffer();
139
    ld = &base;
140
  }
141
 
142
  Initialize_Decoder();
143
 
144
  ret = Decode_Bitstream();
145
 
146
  close(base.Infile);
147
 
148
  if (Two_Streams)
149
    close(enhan.Infile);
150
 
151
  return 0;
152
}
153
 
154
/* IMPLEMENTAION specific rouintes */
155
static void Initialize_Decoder()
156
{
157
  int i;
158
 
159
  /* Clip table */
160
  if (!(Clip=(unsigned char *)malloc(1024)))
161
    Error("Clip[] malloc failed\n");
162
 
163
  Clip += 384;
164
 
165
  for (i=-384; i<640; i++)
166
    Clip[i] = (i<0) ? 0 : ((i>255) ? 255 : i);
167
 
168
  /* IDCT */
169
  if (Reference_IDCT_Flag)
170
    Initialize_Reference_IDCT();
171
  else
172
    Initialize_Fast_IDCT();
173
 
174
}
175
 
176
/* mostly IMPLEMENTAION specific rouintes */
177
static void Initialize_Sequence()
178
{
179
  int cc, size;
180
  static int Table_6_20[3] = {6,8,12};
181
 
182
  /* check scalability mode of enhancement layer */
183
  if (Two_Streams && (enhan.scalable_mode!=SC_SNR) && (base.scalable_mode!=SC_DP))
184
    Error("unsupported scalability mode\n");
185
 
186
  /* force MPEG-1 parameters for proper decoder behavior */
187
  /* see ISO/IEC 13818-2 section D.9.14 */
188
  if (!base.MPEG2_Flag)
189
  {
190
    progressive_sequence = 1;
191
    progressive_frame = 1;
192
    picture_structure = FRAME_PICTURE;
193
    frame_pred_frame_dct = 1;
194
    chroma_format = CHROMA420;
195
    matrix_coefficients = 5;
196
  }
197
 
198
  /* round to nearest multiple of coded macroblocks */
199
  /* ISO/IEC 13818-2 section 6.3.3 sequence_header() */
200
  mb_width = (horizontal_size+15)/16;
201
  mb_height = (base.MPEG2_Flag && !progressive_sequence) ? 2*((vertical_size+31)/32)
202
                                        : (vertical_size+15)/16;
203
 
204
  Coded_Picture_Width = 16*mb_width;
205
  Coded_Picture_Height = 16*mb_height;
206
 
207
  /* ISO/IEC 13818-2 sections 6.1.1.8, 6.1.1.9, and 6.1.1.10 */
208
  Chroma_Width = (chroma_format==CHROMA444) ? Coded_Picture_Width
209
                                           : Coded_Picture_Width>>1;
210
  Chroma_Height = (chroma_format!=CHROMA420) ? Coded_Picture_Height
211
                                            : Coded_Picture_Height>>1;
212
 
213
  /* derived based on Table 6-20 in ISO/IEC 13818-2 section 6.3.17 */
214
  block_count = Table_6_20[chroma_format-1];
215
 
216
  for (cc=0; cc<3; cc++)
217
  {
218
    if (cc==0)
219
      size = Coded_Picture_Width*Coded_Picture_Height;
220
    else
221
      size = Chroma_Width*Chroma_Height;
222
 
223
    if (!(backward_reference_frame[cc] = (unsigned char *)malloc(size)))
224
      Error("backward_reference_frame[] malloc failed\n");
225
 
226
    if (!(forward_reference_frame[cc] = (unsigned char *)malloc(size)))
227
      Error("forward_reference_frame[] malloc failed\n");
228
 
229
    if (!(auxframe[cc] = (unsigned char *)malloc(size)))
230
      Error("auxframe[] malloc failed\n");
231
 
232
    if(Ersatz_Flag)
233
      if (!(substitute_frame[cc] = (unsigned char *)malloc(size)))
234
        Error("substitute_frame[] malloc failed\n");
235
 
236
 
237
    if (base.scalable_mode==SC_SPAT)
238
    {
239
      /* this assumes lower layer is 4:2:0 */
240
      if (!(llframe0[cc] = (unsigned char *)malloc((lower_layer_prediction_horizontal_size*lower_layer_prediction_vertical_size)/(cc?4:1))))
241
        Error("llframe0 malloc failed\n");
242
      if (!(llframe1[cc] = (unsigned char *)malloc((lower_layer_prediction_horizontal_size*lower_layer_prediction_vertical_size)/(cc?4:1))))
243
        Error("llframe1 malloc failed\n");
244
    }
245
  }
246
 
247
  /* SCALABILITY: Spatial */
248
  if (base.scalable_mode==SC_SPAT)
249
  {
250
    if (!(lltmp = (short *)malloc(lower_layer_prediction_horizontal_size*((lower_layer_prediction_vertical_size*vertical_subsampling_factor_n)/vertical_subsampling_factor_m)*sizeof(short))))
251
      Error("lltmp malloc failed\n");
252
  }
253
 
254
  // PJ
255
  Initialize_framebuf( Coded_Picture_Width*Coded_Picture_Height*sizeof(WORD) );
256
  gvideo_init();
257
  init_jetcontrol();
258
 
259
#ifdef DISPLAY
260
  if (Output_Type==T_X11)
261
  {
262
    Initialize_Display_Process("");
263
    Initialize_Dither_Matrix();
264
  }
265
#endif /* DISPLAY */
266
 
267
}
268
 
269
void Error(text)
270
char *text;
271
{
272
  fprintf(stderr,text);
273
  exit(1);
274
}
275
 
276
/* Trace_Flag output */
277
void Print_Bits(code,bits,len)
278
int code,bits,len;
279
{
280
  int i;
281
  for (i=0; i<len; i++)
282
    printf("%d",(code>>(bits-1-i))&1);
283
}
284
 
285
 
286
 
287
/* option processing */
288
static void Process_Options(argc,argv)
289
int argc;                  /* argument count  */
290
char *argv[];              /* argument vector */
291
{
292
  int i, LastArg, NextArg;
293
 
294
  /* at least one argument should be present */
295
  if (argc<2)
296
  {
297
    printf("\n%s, %s\n",Version,Author);
298
    printf("Usage:  mpeg2decode {options}\n\
299
Options: -b  file  main bitstream (base or spatial enhancement layer)\n\
300
         -cn file  conformance report (n: level)\n\
301
         -e  file  enhancement layer bitstream (SNR or Data Partitioning)\n\
302
         -f        store/display interlaced video in frame format\n\
303
         -g        concatenated file format for substitution method (-x)\n\
304
         -in file  information & statistics report  (n: level)\n\
305
         -l  file  file name pattern for lower layer sequence\n\
306
                   (for spatial scalability)\n\
307
         -on file  output format (0:YUV 1:SIF 2:TGA 3:PPM 4:X11 5:X11HiQ)\n\
308
         -q        disable warnings to stderr\n\
309
         -r        use double precision reference IDCT\n\
310
         -t        enable low level tracing to stdout\n\
311
         -u  file  print user_data to stdio or file\n\
312
         -vn       verbose output (n: level)\n\
313
         -x  file  filename pattern of picture substitution sequence\n\n\
314
File patterns:  for sequential filenames, \"printf\" style, e.g. rec%%d\n\
315
                 or rec%%d%%c for fieldwise storage\n\
316
Levels:        0:none 1:sequence 2:picture 3:slice 4:macroblock 5:block\n\n\
317
Example:       mpeg2decode -b bitstream.mpg -f -r -o0 rec%%d\n\
318
         \n");
319
    exit(0);
320
  }
321
 
322
 
323
  Output_Type = -1;
324
  i = 1;
325
 
326
  /* command-line options are proceeded by '-' */
327
 
328
  while(i < argc)
329
  {
330
    /* check if this is the last argument */
331
    LastArg = ((argc-i)==1);
332
 
333
    /* parse ahead to see if another flag immediately follows current
334
       argument (this is used to tell if a filename is missing) */
335
    if(!LastArg)
336
      NextArg = (argv[i+1][0]=='-');
337
    else
338
      NextArg = 0;
339
 
340
    /* second character, [1], after '-' is the switch */
341
    if(argv[i][0]=='-')
342
    {
343
      switch(toupper(argv[i][1]))
344
      {
345
        /* third character. [2], is the value */
346
      case 'B':
347
        Main_Bitstream_Flag = 1;
348
 
349
        if(NextArg || LastArg)
350
        {
351
          printf("ERROR: -b must be followed the main bitstream filename\n");
352
        }
353
        else
354
          Main_Bitstream_Filename = argv[++i];
355
 
356
        break;
357
 
358
 
359
      case 'C':
360
 
361
#ifdef VERIFY
362
        Verify_Flag = atoi(&argv[i][2]);
363
 
364
        if((Verify_Flag < NO_LAYER) || (Verify_Flag > ALL_LAYERS))
365
        {
366
          printf("ERROR: -c level (%d) out of range [%d,%d]\n",
367
            Verify_Flag, NO_LAYER, ALL_LAYERS);
368
          exit(ERROR);
369
        }
370
#else  /* VERIFY */
371
        printf("This program not compiled for Verify_Flag option\n");
372
#endif /* VERIFY */
373
        break;
374
 
375
      case 'E':
376
        Two_Streams = 1; /* either Data Partitioning (DP) or SNR Scalability enhancment */
377
 
378
        if(NextArg || LastArg)
379
        {
380
          printf("ERROR: -e must be followed by filename\n");
381
          exit(ERROR);
382
        }
383
        else
384
          Enhancement_Layer_Bitstream_Filename = argv[++i];
385
 
386
        break;
387
 
388
 
389
      case 'F':
390
        Frame_Store_Flag = 1;
391
        break;
392
 
393
      case 'G':
394
        Big_Picture_Flag = 1;
395
        break;
396
 
397
 
398
      case 'I':
399
#ifdef VERIFY
400
        Stats_Flag = atoi(&argv[i][2]);
401
#else /* VERIFY */
402
        printf("WARNING: This program not compiled for -i option\n");
403
#endif /* VERIFY */     
404
        break;
405
 
406
      case 'L':  /* spatial scalability flag */
407
        Spatial_Flag = 1;
408
 
409
       if(NextArg || LastArg)
410
       {
411
         printf("ERROR: -l must be followed by filename\n");
412
         exit(ERROR);
413
       }
414
       else
415
         Lower_Layer_Picture_Filename = argv[++i];
416
 
417
        break;
418
 
419
      case 'O':
420
 
421
        Output_Type = atoi(&argv[i][2]);
422
 
423
        if((Output_Type==4) || (Output_Type==5))
424
          Output_Picture_Filename = "";  /* no need of filename */
425
        else if(NextArg || LastArg)  
426
        {
427
          printf("ERROR: -o must be followed by filename\n");
428
          exit(ERROR);
429
        }
430
        else
431
        /* filename is separated by space, so it becomes the next argument */
432
          Output_Picture_Filename = argv[++i];
433
 
434
#ifdef DISPLAY
435
        if (Output_Type==T_X11HIQ)
436
        {
437
          hiQdither = 1;
438
          Output_Type=T_X11;
439
        }
440
#endif /* DISPLAY */
441
        break;
442
 
443
      case 'Q':
444
        Quiet_Flag = 1;
445
        break;
446
 
447
      case 'R':
448
        Reference_IDCT_Flag = 1;
449
        break;
450
 
451
      case 'T':
452
#ifdef TRACE
453
        Trace_Flag = 1;
454
#else /* TRACE */
455
        printf("WARNING: This program not compiled for -t option\n");
456
#endif /* TRACE */
457
        break;
458
 
459
      case 'U':
460
        User_Data_Flag = 1;
461
 
462
      case 'V':
463
#ifdef VERBOSE
464
        Verbose_Flag = atoi(&argv[i][2]);
465
#else /* VERBOSE */
466
        printf("This program not compiled for -v option\n");
467
#endif /* VERBOSE */
468
        break;
469
 
470
 
471
      case 'X':
472
        Ersatz_Flag = 1;
473
 
474
       if(NextArg || LastArg)
475
       {
476
         printf("ERROR: -x must be followed by filename\n");
477
         exit(ERROR);
478
       }
479
       else
480
        Substitute_Picture_Filename = argv[++i];
481
 
482
        break;
483
 
484
 
485
 
486
      default:
487
        fprintf(stderr,"undefined option -%c ignored. Exiting program\n",
488
          argv[i][1]);
489
 
490
        exit(ERROR);
491
 
492
      } /* switch() */
493
    } /* if argv[i][0] == '-' */
494
 
495
    i++;
496
 
497
        /* check for bitstream filename argument (there must always be one, at the very end
498
           of the command line arguments */
499
 
500
  } /* while() */
501
 
502
 
503
  /* options sense checking */
504
 
505
  if(Main_Bitstream_Flag!=1)
506
  {
507
    printf("There must be a main bitstream specified (-b filename)\n");
508
  }
509
 
510
  /* force display process to show frame pictures */
511
  if((Output_Type==4 || Output_Type==5) && Frame_Store_Flag)
512
    Display_Progressive_Flag = 1;
513
  else
514
    Display_Progressive_Flag = 0;
515
 
516
#ifdef VERIFY
517
  /* parse the bitstream, do not actually decode it completely */
518
 
519
 
520
#if 0
521
  if(Output_Type==-1)
522
  {
523
    Decode_Layer = Verify_Flag;
524
    printf("FYI: Decoding bitstream elements up to: %s\n",
525
      Layer_Table[Decode_Layer]);
526
  }
527
  else
528
#endif
529
    Decode_Layer = ALL_LAYERS;
530
 
531
#endif /* VERIFY */
532
 
533
  /* no output type specified */
534
  if(Output_Type==-1)
535
  {
536
    Output_Type = 9;
537
    Output_Picture_Filename = "";
538
  }
539
 
540
 
541
#ifdef DISPLAY
542
  if (Output_Type==T_X11)
543
  {
544
    if(Frame_Store_Flag)
545
      Display_Progressive_Flag = 1;
546
    else
547
      Display_Progressive_Flag = 0;
548
 
549
    Frame_Store_Flag = 1; /* to avoid calling dither() twice */
550
  }
551
#endif
552
 
553
 
554
}
555
 
556
 
557
#ifdef OLD
558
/*
559
   this is an old routine used to convert command line arguments
560
   into integers
561
*/
562
static int Get_Val(argv)
563
char *argv[];
564
{
565
  int val;
566
 
567
  if (sscanf(argv[1]+2,"%d",&val)!=1)
568
    return 0;
569
 
570
  while (isdigit(argv[1][2]))
571
    argv[1]++;
572
 
573
  return val;
574
}
575
#endif
576
 
577
 
578
 
579
static int Headers()
580
{
581
  int ret;
582
 
583
  ld = &base;
584
 
585
 
586
  /* return when end of sequence (0) or picture
587
     header has been parsed (1) */
588
 
589
  ret = Get_Hdr();
590
 
591
 
592
  if (Two_Streams)
593
  {
594
    ld = &enhan;
595
    if (Get_Hdr()!=ret && !Quiet_Flag)
596
      fprintf(stderr,"streams out of sync\n");
597
    ld = &base;
598
  }
599
 
600
  return ret;
601
}
602
 
603
 
604
 
605
static int Decode_Bitstream()
606
{
607
  int ret;
608
  int Bitstream_Framenum;
609
 
610
  Bitstream_Framenum = 0;
611
 
612
  for(;;)
613
  {
614
 
615
#ifdef VERIFY
616
    Clear_Verify_Headers();
617
#endif /* VERIFY */
618
 
619
    ret = Headers();
620
 
621
    if(ret==1)
622
    {
623
      ret = video_sequence(&Bitstream_Framenum);
624
    }
625
    else
626
      return(ret);
627
  }
628
 
629
}
630
 
631
 
632
static void Deinitialize_Sequence()
633
{
634
  int i;
635
 
636
  /* clear flags */
637
  base.MPEG2_Flag=0;
638
 
639
  for(i=0;i<3;i++)
640
  {
641
    free(backward_reference_frame[i]);
642
    free(forward_reference_frame[i]);
643
    free(auxframe[i]);
644
 
645
    if (base.scalable_mode==SC_SPAT)
646
    {
647
     free(llframe0[i]);
648
     free(llframe1[i]);
649
    }
650
  }
651
 
652
  if (base.scalable_mode==SC_SPAT)
653
    free(lltmp);
654
 
655
#ifdef DISPLAY
656
  if (Output_Type==T_X11)
657
    Terminate_Display_Process();
658
#endif
659
}
660
 
661
 
662
static int video_sequence(Bitstream_Framenumber)
663
int *Bitstream_Framenumber;
664
{
665
  int Bitstream_Framenum;
666
  int Sequence_Framenum;
667
  int Return_Value;
668
 
669
  Bitstream_Framenum = *Bitstream_Framenumber;
670
  Sequence_Framenum=0;
671
 
672
  Initialize_Sequence();
673
 
674
  /* decode picture whose header has already been parsed in
675
     Decode_Bitstream() */
676
 
677
 
678
  Decode_Picture(Bitstream_Framenum, Sequence_Framenum);
679
 
680
  /* update picture numbers */
681
  if (!Second_Field)
682
  {
683
    Bitstream_Framenum++;
684
    Sequence_Framenum++;
685
  }
686
 
687
  /* loop through the rest of the pictures in the sequence */
688
  while ((Return_Value=Headers()))
689
  {
690
    Decode_Picture(Bitstream_Framenum, Sequence_Framenum);
691
 
692
    if (!Second_Field)
693
    {
694
      Bitstream_Framenum++;
695
      Sequence_Framenum++;
696
    }
697
  }
698
 
699
  /* put last frame */
700
  if (Sequence_Framenum!=0)
701
  {
702
    Output_Last_Frame_of_Sequence(Bitstream_Framenum);
703
  }
704
 
705
  Deinitialize_Sequence();
706
 
707
#ifdef VERIFY
708
    Clear_Verify_Headers();
709
#endif /* VERIFY */
710
 
711
  *Bitstream_Framenumber = Bitstream_Framenum;
712
  return(Return_Value);
713
}
714
 
715
 
716
 
717
static void Clear_Options()
718
{
719
  Verbose_Flag = 0;
720
  Output_Type = 0;
721
  Output_Picture_Filename = " ";
722
  hiQdither  = 0;
723
  Output_Type = 0;
724
  Frame_Store_Flag = 0;
725
  Spatial_Flag = 0;
726
  Lower_Layer_Picture_Filename = " ";
727
  Reference_IDCT_Flag = 0;
728
  Trace_Flag = 0;
729
  Quiet_Flag = 0;
730
  Ersatz_Flag = 0;
731
  Substitute_Picture_Filename  = " ";
732
  Two_Streams = 0;
733
  Enhancement_Layer_Bitstream_Filename = " ";
734
  Big_Picture_Flag = 0;
735
  Main_Bitstream_Flag = 0;
736
  Main_Bitstream_Filename = " ";
737
  Verify_Flag = 0;
738
  Stats_Flag  = 0;
739
  User_Data_Flag = 0;
740
}
741
 
742
 
743
#ifdef DEBUG
744
static void Print_Options()
745
{
746
 
747
  printf("Verbose_Flag                         = %d\n", Verbose_Flag);
748
  printf("Output_Type                          = %d\n", Output_Type);
749
  printf("Output_Picture_Filename              = %s\n", Output_Picture_Filename);
750
  printf("hiQdither                            = %d\n", hiQdither);
751
  printf("Output_Type                          = %d\n", Output_Type);
752
  printf("Frame_Store_Flag                     = %d\n", Frame_Store_Flag);
753
  printf("Spatial_Flag                         = %d\n", Spatial_Flag);
754
  printf("Lower_Layer_Picture_Filename         = %s\n", Lower_Layer_Picture_Filename);
755
  printf("Reference_IDCT_Flag                  = %d\n", Reference_IDCT_Flag);
756
  printf("Trace_Flag                           = %d\n", Trace_Flag);
757
  printf("Quiet_Flag                           = %d\n", Quiet_Flag);
758
  printf("Ersatz_Flag                          = %d\n", Ersatz_Flag);
759
  printf("Substitute_Picture_Filename          = %s\n", Substitute_Picture_Filename);
760
  printf("Two_Streams                          = %d\n", Two_Streams);
761
  printf("Enhancement_Layer_Bitstream_Filename = %s\n", Enhancement_Layer_Bitstream_Filename);
762
  printf("Big_Picture_Flag                     = %d\n", Big_Picture_Flag);
763
  printf("Main_Bitstream_Flag                  = %d\n", Main_Bitstream_Flag);
764
  printf("Main_Bitstream_Filename              = %s\n", Main_Bitstream_Filename);
765
  printf("Verify_Flag                          = %d\n", Verify_Flag);
766
  printf("Stats_Flag                           = %d\n", Stats_Flag);
767
  printf("User_Data_Flag                       = %d\n", User_Data_Flag);
768
 
769
}
770
#endif