e14743d1 |
1 | |
2 | /* Test the SDL CD-ROM audio functions */ |
3 | |
4 | #include <stdlib.h> |
5 | #include <stdio.h> |
6 | #include <string.h> |
7 | #include <ctype.h> |
8 | |
9 | #include "SDL.h" |
10 | |
11 | /* Call this instead of exit(), so we can clean up SDL: atexit() is evil. */ |
12 | static void quit(int rc) |
13 | { |
14 | SDL_Quit(); |
15 | exit(rc); |
16 | } |
17 | |
18 | static void PrintStatus(int driveindex, SDL_CD *cdrom) |
19 | { |
20 | CDstatus status; |
21 | char *status_str; |
22 | |
23 | status = SDL_CDStatus(cdrom); |
24 | switch (status) { |
25 | case CD_TRAYEMPTY: |
26 | status_str = "tray empty"; |
27 | break; |
28 | case CD_STOPPED: |
29 | status_str = "stopped"; |
30 | break; |
31 | case CD_PLAYING: |
32 | status_str = "playing"; |
33 | break; |
34 | case CD_PAUSED: |
35 | status_str = "paused"; |
36 | break; |
37 | case CD_ERROR: |
38 | status_str = "error state"; |
39 | break; |
40 | } |
41 | printf("Drive %d status: %s\n", driveindex, status_str); |
42 | if ( status >= CD_PLAYING ) { |
43 | int m, s, f; |
44 | FRAMES_TO_MSF(cdrom->cur_frame, &m, &s, &f); |
45 | printf("Currently playing track %d, %d:%2.2d\n", |
46 | cdrom->track[cdrom->cur_track].id, m, s); |
47 | } |
48 | } |
49 | |
50 | static void ListTracks(SDL_CD *cdrom) |
51 | { |
52 | int i; |
53 | int m, s, f; |
54 | char* trtype; |
55 | |
56 | SDL_CDStatus(cdrom); |
57 | printf("Drive tracks: %d\n", cdrom->numtracks); |
58 | for ( i=0; i<cdrom->numtracks; ++i ) { |
59 | FRAMES_TO_MSF(cdrom->track[i].length, &m, &s, &f); |
60 | if ( f > 0 ) |
61 | ++s; |
62 | switch(cdrom->track[i].type) |
63 | { |
64 | case SDL_AUDIO_TRACK: |
65 | trtype="audio"; |
66 | break; |
67 | case SDL_DATA_TRACK: |
68 | trtype="data"; |
69 | break; |
70 | default: |
71 | trtype="unknown"; |
72 | break; |
73 | } |
74 | printf("\tTrack (index %d) %d: %d:%2.2d / %d [%s track]\n", i, |
75 | cdrom->track[i].id, m, s, cdrom->track[i].length, trtype); |
76 | } |
77 | } |
78 | |
79 | static void PrintUsage(char *argv0) |
80 | { |
81 | fprintf(stderr, "Usage: %s [drive#] [command] [command] ...\n", argv0); |
82 | fprintf(stderr, "Where 'command' is one of:\n"); |
83 | fprintf(stderr, " -status\n"); |
84 | fprintf(stderr, " -list\n"); |
85 | fprintf(stderr, " -play [first_track] [first_frame] [num_tracks] [num_frames]\n"); |
86 | fprintf(stderr, " -pause\n"); |
87 | fprintf(stderr, " -resume\n"); |
88 | fprintf(stderr, " -stop\n"); |
89 | fprintf(stderr, " -eject\n"); |
90 | fprintf(stderr, " -sleep <milliseconds>\n"); |
91 | } |
92 | |
93 | int main(int argc, char *argv[]) |
94 | { |
95 | int drive; |
96 | int i; |
97 | SDL_CD *cdrom; |
98 | |
99 | /* Initialize SDL first */ |
100 | if ( SDL_Init(SDL_INIT_CDROM) < 0 ) { |
101 | fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError()); |
102 | return(1); |
103 | } |
104 | |
105 | /* Find out how many CD-ROM drives are connected to the system */ |
106 | if ( SDL_CDNumDrives() == 0 ) { |
107 | printf("No CD-ROM devices detected\n"); |
108 | quit(0); |
109 | } |
110 | printf("Drives available: %d\n", SDL_CDNumDrives()); |
111 | for ( i=0; i<SDL_CDNumDrives(); ++i ) { |
112 | printf("Drive %d: \"%s\"\n", i, SDL_CDName(i)); |
113 | } |
114 | |
115 | /* Open the CD-ROM */ |
116 | drive = 0; |
117 | i=1; |
118 | if ( argv[i] && isdigit(argv[i][0]) ) { |
119 | drive = atoi(argv[i++]); |
120 | } |
121 | cdrom = SDL_CDOpen(drive); |
122 | if ( cdrom == NULL ) { |
123 | fprintf(stderr, "Couldn't open drive %d: %s\n", drive, |
124 | SDL_GetError()); |
125 | quit(2); |
126 | } |
127 | #ifdef TEST_NULLCD |
128 | cdrom = NULL; |
129 | #endif |
130 | |
131 | /* Find out which function to perform */ |
132 | for ( ; argv[i]; ++i ) { |
133 | if ( strcmp(argv[i], "-status") == 0 ) { |
134 | /* PrintStatus(drive, cdrom); */ |
135 | } else |
136 | if ( strcmp(argv[i], "-list") == 0 ) { |
137 | ListTracks(cdrom); |
138 | } else |
139 | if ( strcmp(argv[i], "-play") == 0 ) { |
140 | int strack, sframe; |
141 | int ntrack, nframe; |
142 | |
143 | strack = 0; |
144 | if ( argv[i+1] && isdigit(argv[i+1][0]) ) { |
145 | strack = atoi(argv[++i]); |
146 | } |
147 | sframe = 0; |
148 | if ( argv[i+1] && isdigit(argv[i+1][0]) ) { |
149 | sframe = atoi(argv[++i]); |
150 | } |
151 | ntrack = 0; |
152 | if ( argv[i+1] && isdigit(argv[i+1][0]) ) { |
153 | ntrack = atoi(argv[++i]); |
154 | } |
155 | nframe = 0; |
156 | if ( argv[i+1] && isdigit(argv[i+1][0]) ) { |
157 | nframe = atoi(argv[++i]); |
158 | } |
159 | if ( CD_INDRIVE(SDL_CDStatus(cdrom)) ) { |
160 | if ( SDL_CDPlayTracks(cdrom, strack, sframe, |
161 | ntrack, nframe) < 0 ) { |
162 | fprintf(stderr, |
163 | "Couldn't play tracks %d/%d for %d/%d: %s\n", |
164 | strack, sframe, ntrack, nframe, SDL_GetError()); |
165 | } |
166 | } else { |
167 | fprintf(stderr, "No CD in drive!\n"); |
168 | } |
169 | } else |
170 | if ( strcmp(argv[i], "-pause") == 0 ) { |
171 | if ( SDL_CDPause(cdrom) < 0 ) { |
172 | fprintf(stderr, "Couldn't pause CD: %s\n", |
173 | SDL_GetError()); |
174 | } |
175 | } else |
176 | if ( strcmp(argv[i], "-resume") == 0 ) { |
177 | if ( SDL_CDResume(cdrom) < 0 ) { |
178 | fprintf(stderr, "Couldn't resume CD: %s\n", |
179 | SDL_GetError()); |
180 | } |
181 | } else |
182 | if ( strcmp(argv[i], "-stop") == 0 ) { |
183 | if ( SDL_CDStop(cdrom) < 0 ) { |
184 | fprintf(stderr, "Couldn't eject CD: %s\n", |
185 | SDL_GetError()); |
186 | } |
187 | } else |
188 | if ( strcmp(argv[i], "-eject") == 0 ) { |
189 | if ( SDL_CDEject(cdrom) < 0 ) { |
190 | fprintf(stderr, "Couldn't eject CD: %s\n", |
191 | SDL_GetError()); |
192 | } |
193 | } else |
194 | if ( (strcmp(argv[i], "-sleep") == 0) && |
195 | (argv[i+1] && isdigit(argv[i+1][0])) ) { |
196 | SDL_Delay(atoi(argv[++i])); |
197 | printf("Delayed %d milliseconds\n", atoi(argv[i])); |
198 | } else { |
199 | PrintUsage(argv[0]); |
200 | SDL_CDClose(cdrom); |
201 | quit(1); |
202 | } |
203 | } |
204 | PrintStatus(drive, cdrom); |
205 | SDL_CDClose(cdrom); |
206 | SDL_Quit(); |
207 | |
208 | return(0); |
209 | } |