test/testcdrom.c
changeset 0 74212992fb08
child 568 0cd6b268193b
equal deleted inserted replaced
-1:000000000000 0:74212992fb08
       
     1 
       
     2 /* Test the SDL CD-ROM audio functions */
       
     3 
       
     4 #include <stdlib.h>
       
     5 #include <stdio.h>
       
     6 #include <ctype.h>
       
     7 
       
     8 #include "SDL.h"
       
     9 
       
    10 
       
    11 static void PrintStatus(int driveindex, SDL_CD *cdrom)
       
    12 {
       
    13 	CDstatus status;
       
    14 	char *status_str;
       
    15 
       
    16 	status = SDL_CDStatus(cdrom);
       
    17 	switch (status) {
       
    18 		case CD_TRAYEMPTY:
       
    19 			status_str = "tray empty";
       
    20 			break;
       
    21 		case CD_STOPPED:
       
    22 			status_str = "stopped";
       
    23 			break;
       
    24 		case CD_PLAYING:
       
    25 			status_str = "playing";
       
    26 			break;
       
    27 		case CD_PAUSED:
       
    28 			status_str = "paused";
       
    29 			break;
       
    30 		case CD_ERROR:
       
    31 			status_str = "error state";
       
    32 			break;
       
    33 	}
       
    34 	printf("Drive %d status: %s\n", driveindex, status_str);
       
    35 	if ( status >= CD_PLAYING ) {
       
    36 		int m, s, f;
       
    37 		FRAMES_TO_MSF(cdrom->cur_frame, &m, &s, &f);
       
    38 		printf("Currently playing track %d, %d:%2.2d\n",
       
    39 			cdrom->track[cdrom->cur_track].id, m, s);
       
    40 	}
       
    41 }
       
    42 
       
    43 static void ListTracks(SDL_CD *cdrom)
       
    44 {
       
    45 	int i;
       
    46 	int m, s, f;
       
    47 
       
    48 	SDL_CDStatus(cdrom);
       
    49 	printf("Drive tracks: %d\n", cdrom->numtracks);
       
    50 	for ( i=0; i<cdrom->numtracks; ++i ) {
       
    51 		FRAMES_TO_MSF(cdrom->track[i].length, &m, &s, &f);
       
    52 		if ( f > 0 )
       
    53 			++s;
       
    54 		printf("\tTrack (index %d) %d: %d:%2.2d\n", i,
       
    55 					cdrom->track[i].id, m, s);
       
    56 	}
       
    57 }
       
    58 
       
    59 static void PrintUsage(char *argv0)
       
    60 {
       
    61 	fprintf(stderr, "Usage: %s [drive#] [command] [command] ...\n", argv0);
       
    62 	fprintf(stderr, "Where 'command' is one of:\n");
       
    63 	fprintf(stderr, "	-status\n");
       
    64 	fprintf(stderr, "	-list\n");
       
    65 	fprintf(stderr, "	-play [first_track] [first_frame] [num_tracks] [num_frames]\n");
       
    66 	fprintf(stderr, "	-pause\n");
       
    67 	fprintf(stderr, "	-resume\n");
       
    68 	fprintf(stderr, "	-stop\n");
       
    69 	fprintf(stderr, "	-eject\n");
       
    70 	fprintf(stderr, "	-sleep <milliseconds>\n");
       
    71 }
       
    72 
       
    73 int main(int argc, char *argv[])
       
    74 {
       
    75 	int drive;
       
    76 	int i;
       
    77 	SDL_CD *cdrom;
       
    78 
       
    79 	/* Initialize SDL first */
       
    80 	if ( SDL_Init(SDL_INIT_CDROM) < 0 ) {
       
    81 		fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
       
    82 		exit(1);
       
    83 	}
       
    84 	atexit(SDL_Quit);
       
    85 
       
    86 	/* Find out how many CD-ROM drives are connected to the system */
       
    87 	if ( SDL_CDNumDrives() == 0 ) {
       
    88 		printf("No CD-ROM devices detected\n");
       
    89 		exit(0);
       
    90 	}
       
    91 	printf("Drives available: %d\n", SDL_CDNumDrives());
       
    92 	for ( i=0; i<SDL_CDNumDrives(); ++i ) {
       
    93 		printf("Drive %d:  \"%s\"\n", i, SDL_CDName(i));
       
    94 	}
       
    95 
       
    96 	/* Open the CD-ROM */
       
    97 	drive = 0;
       
    98 	i=1;
       
    99 	if ( argv[i] && isdigit(argv[i][0]) ) {
       
   100 		drive = atoi(argv[i++]);
       
   101 	}
       
   102 	cdrom = SDL_CDOpen(drive);
       
   103 	if ( cdrom == NULL ) {
       
   104 		fprintf(stderr, "Couldn't open drive %d: %s\n", drive,
       
   105 							SDL_GetError());
       
   106 		exit(2);
       
   107 	}
       
   108 #ifdef TEST_NULLCD
       
   109 	cdrom = NULL;
       
   110 #endif
       
   111 	
       
   112 	/* Find out which function to perform */
       
   113 	for ( ; argv[i]; ++i ) {
       
   114 		if ( strcmp(argv[i], "-status") == 0 ) {
       
   115 			/* PrintStatus(drive, cdrom); */
       
   116 		} else
       
   117 		if ( strcmp(argv[i], "-list") == 0 ) {
       
   118 			ListTracks(cdrom);
       
   119 		} else
       
   120 		if ( strcmp(argv[i], "-play") == 0 ) {
       
   121 			int strack, sframe;
       
   122 			int ntrack, nframe;
       
   123 
       
   124 			strack = 0;
       
   125 			if ( argv[i+1] && isdigit(argv[i+1][0]) ) {
       
   126 				strack = atoi(argv[++i]);
       
   127 			}
       
   128 			sframe = 0;
       
   129 			if ( argv[i+1] && isdigit(argv[i+1][0]) ) {
       
   130 				sframe = atoi(argv[++i]);
       
   131 			}
       
   132 			ntrack = 0;
       
   133 			if ( argv[i+1] && isdigit(argv[i+1][0]) ) {
       
   134 				ntrack = atoi(argv[++i]);
       
   135 			}
       
   136 			nframe = 0;
       
   137 			if ( argv[i+1] && isdigit(argv[i+1][0]) ) {
       
   138 				nframe = atoi(argv[++i]);
       
   139 			}
       
   140 			if ( CD_INDRIVE(SDL_CDStatus(cdrom)) ) {
       
   141 				if ( SDL_CDPlayTracks(cdrom, strack, sframe,
       
   142 							ntrack, nframe) < 0 ) {
       
   143 					fprintf(stderr,
       
   144 			"Couldn't play tracks %d/%d for %d/%d: %s\n",
       
   145 				strack, sframe, ntrack, nframe, SDL_GetError());
       
   146 				}
       
   147 			} else {
       
   148 				fprintf(stderr, "No CD in drive!\n");
       
   149 			}
       
   150 		} else
       
   151 		if ( strcmp(argv[i], "-pause") == 0 ) {
       
   152 			if ( SDL_CDPause(cdrom) < 0 ) {
       
   153 				fprintf(stderr, "Couldn't pause CD: %s\n",
       
   154 								SDL_GetError());
       
   155 			}
       
   156 		} else
       
   157 		if ( strcmp(argv[i], "-resume") == 0 ) {
       
   158 			if ( SDL_CDResume(cdrom) < 0 ) {
       
   159 				fprintf(stderr, "Couldn't resume CD: %s\n",
       
   160 								SDL_GetError());
       
   161 			}
       
   162 		} else
       
   163 		if ( strcmp(argv[i], "-stop") == 0 ) {
       
   164 			if ( SDL_CDStop(cdrom) < 0 ) {
       
   165 				fprintf(stderr, "Couldn't eject CD: %s\n",
       
   166 								SDL_GetError());
       
   167 			}
       
   168 		} else
       
   169 		if ( strcmp(argv[i], "-eject") == 0 ) {
       
   170 			if ( SDL_CDEject(cdrom) < 0 ) {
       
   171 				fprintf(stderr, "Couldn't eject CD: %s\n",
       
   172 								SDL_GetError());
       
   173 			}
       
   174 		} else
       
   175 		if ( (strcmp(argv[i], "-sleep") == 0) &&
       
   176 				(argv[i+1] && isdigit(argv[i+1][0])) ) {
       
   177 			SDL_Delay(atoi(argv[++i]));
       
   178 			printf("Delayed %d milliseconds\n", atoi(argv[i]));
       
   179 		} else {
       
   180 			PrintUsage(argv[0]);
       
   181 			SDL_CDClose(cdrom);
       
   182 			exit(1);
       
   183 		}
       
   184 	}
       
   185 	PrintStatus(drive, cdrom);
       
   186 	SDL_CDClose(cdrom);
       
   187 
       
   188 	return(0);
       
   189 }