libmve/mve_main.c

   1 #include <string.h>
   2 #include <sys/types.h>
   3 #include <sys/stat.h>
   4 #include <fcntl.h>
   5 #include <unistd.h>
   6
   7 #include <SDL.h>
   8
   9 #include "mvelib.h"
  10
  11 #define MAX_FILES 256
  12
  13 extern int g_spdFactorNum;
  14 extern int g_sdlVidFlags;
  15 extern int g_loop;
  16
  17 void initializeMovie(MVESTREAM *mve);
  18 void playMovie(MVESTREAM *mve);
  19 void shutdownMovie(MVESTREAM *mve);
  20
  21 static void usage(void)
  22 {
  23     fprintf(stderr, "usage: mveplay [-f] [-l] [-s <n>] [<mvlfile>] <filename>\n"
  24                         "-f\tFullscreen mode\n"
  25                         "-s\tSpeed Factor <n>\n"
  26                         );
  27     exit(1);
  28 }
  29
  30 static int doPlay(int filehandle)
  31 {
  32     MVESTREAM *mve = mve_open_filehandle(filehandle);
  33     if (mve == NULL) {
  34         fprintf(stderr, "can't open MVE file\n");
  35                 exit(1);
  36         }
  37
  38     initializeMovie(mve);
  39     playMovie(mve);
  40     shutdownMovie(mve);
  41
  42     mve_close_filehandle(mve);
  43
  44     return 1;
  45 }
  46
  47 int main(int argc, char *argv[])
  48 {
  49         int i, filehandle;
  50         char *mvlfile = NULL, *mvefile = NULL;
  51
  52         for (i = 1; i < argc; i++) {
  53                 if (!strcmp(argv[i], "-h"))
  54                         usage();
  55
  56                 if (!strcmp(argv[i], "-f"))
  57                         g_sdlVidFlags |= SDL_FULLSCREEN;
  58
  59                 if (!strcmp(argv[i], "-l"))
  60                         g_loop = 1;
  61
  62                 if (!strcmp(argv[i], "-s")) {
  63                         if (argc < i + 2)
  64                                 usage();
  65                         g_spdFactorNum = atoi(argv[i + 1]);
  66                         i++;
  67                 }
  68
  69                 if (strchr(argv[i], '.') && !strcasecmp(strchr(argv[i], '.'), ".mvl"))
  70                         mvlfile = argv[i];
  71
  72                 if (strchr(argv[i], '.') && !strcasecmp(strchr(argv[i], '.'), ".mve"))
  73                         mvefile = argv[i];
  74         }
  75
  76         if (mvlfile) {
  77                 int nfiles;
  78                 char filename[MAX_FILES][13];
  79                 int filesize[MAX_FILES];
  80                 char sig[4];
  81
  82 #ifdef O_BINARY
  83                 filehandle = open(mvlfile, O_RDONLY | O_BINARY);
  84 #else
  85                 filehandle = open(mvlfile, O_RDONLY);
  86 #endif
  87                 if (filehandle == -1) {
  88                         fprintf(stderr, "Error opening %s\n", mvlfile);
  89                         exit(1);
  90                 }
  91                 if ((read(filehandle, sig, 4) < 4) ||
  92                         (strncmp(sig, "DMVL", 4)) ||
  93                         (read(filehandle, &nfiles, 4) < 4)) {
  94                         fprintf(stderr, "Error reading %s\n", mvlfile);
  95                         exit(1);
  96                 }
  97                 for (i = 0; i < nfiles; i++) {
  98                         if ((read(filehandle, filename[i], 13) < 13) ||
  99                                 (read(filehandle, &filesize[i], 4) < 4) ||
 100                                 (strlen(filename[i]) > 12))     {
 101                                 fprintf(stderr, "Error reading %s\n", mvlfile);
 102                                 exit(1);
 103                         }
 104                 }
 105
 106                 for (i = 0; i < nfiles; i++) {
 107                         if (mvefile) {
 108                                 if (!strcasecmp(filename[i], mvefile))
 109                                         break;
 110                                 else
 111                                         lseek(filehandle, filesize[i], SEEK_CUR);
 112                         } else
 113                                 printf("%13s\t%d\n", filename[i], filesize[i]);
 114                 }
 115                 if (!mvefile)
 116                         exit(0);
 117
 118         } else if (mvefile) {
 119 #ifdef O_BINARY
 120                 filehandle = open(mvefile, O_RDONLY | O_BINARY);
 121 #else
 122                 filehandle = open(mvefile, O_RDONLY);
 123 #endif
 124         } else
 125                 usage();
 126
 127     if (SDL_Init(SDL_INIT_VIDEO | SDL_INIT_AUDIO) < 0)
 128     {
 129         fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
 130         exit(1);
 131     }
 132     atexit(SDL_Quit);
 133
 134         doPlay(filehandle);
 135
 136         return 0;
 137 }