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comparison test/loopwave.c @ 1463:0394f8ebc42d

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*** empty log message ***
author Sam Lantinga <slouken@libsdl.org>
date Fri, 03 Mar 2006 04:43:42 +0000
parents be9c9c8f6d53
children 14717b52abc0
comparison
equal deleted inserted replaced
1462:c17d82103614 1463:0394f8ebc42d
2 /* Program to load a wave file and loop playing it using SDL sound */ 2 /* Program to load a wave file and loop playing it using SDL sound */
3 3
4 /* loopwaves.c is much more robust in handling WAVE files -- 4 /* loopwaves.c is much more robust in handling WAVE files --
5 This is only for simple WAVEs 5 This is only for simple WAVEs
6 */ 6 */
7 #include "SDL_config.h"
7 8
8 #include <stdio.h> 9 #include <stdio.h>
9 #include <stdlib.h> 10 #include <stdlib.h>
11
12 #if HAVE_SIGNAL_H
10 #include <signal.h> 13 #include <signal.h>
14 #endif
11 15
12 #include "SDL.h" 16 #include "SDL.h"
13 #include "SDL_audio.h" 17 #include "SDL_audio.h"
14 18
15 struct { 19 struct {
63 /* Load the SDL library */ 67 /* Load the SDL library */
64 if ( SDL_Init(SDL_INIT_AUDIO) < 0 ) { 68 if ( SDL_Init(SDL_INIT_AUDIO) < 0 ) {
65 fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError()); 69 fprintf(stderr, "Couldn't initialize SDL: %s\n",SDL_GetError());
66 return(1); 70 return(1);
67 } 71 }
68
69 if ( argv[1] == NULL ) { 72 if ( argv[1] == NULL ) {
70 fprintf(stderr, "Usage: %s <wavefile>\n", argv[0]); 73 argv[1] = "sample.wav";
71 quit(1);
72 } 74 }
73
74 /* Load the wave file into memory */ 75 /* Load the wave file into memory */
75 if ( SDL_LoadWAV(argv[1], 76 if ( SDL_LoadWAV(argv[1],
76 &wave.spec, &wave.sound, &wave.soundlen) == NULL ) { 77 &wave.spec, &wave.sound, &wave.soundlen) == NULL ) {
77 fprintf(stderr, "Couldn't load %s: %s\n", 78 fprintf(stderr, "Couldn't load %s: %s\n",
78 argv[1], SDL_GetError()); 79 argv[1], SDL_GetError());
79 quit(1); 80 quit(1);
80 } 81 }
82
81 wave.spec.callback = fillerup; 83 wave.spec.callback = fillerup;
82 84 #if HAVE_SIGNAL_H
83 /* Set the signals */ 85 /* Set the signals */
84 #ifdef SIGHUP 86 #ifdef SIGHUP
85 signal(SIGHUP, poked); 87 signal(SIGHUP, poked);
86 #endif 88 #endif
87 signal(SIGINT, poked); 89 signal(SIGINT, poked);
88 #ifdef SIGQUIT 90 #ifdef SIGQUIT
89 signal(SIGQUIT, poked); 91 signal(SIGQUIT, poked);
90 #endif 92 #endif
91 signal(SIGTERM, poked); 93 signal(SIGTERM, poked);
94 #endif /* HAVE_SIGNAL_H */
92 95
93 /* Initialize fillerup() variables */ 96 /* Initialize fillerup() variables */
94 if ( SDL_OpenAudio(&wave.spec, NULL) < 0 ) { 97 if ( SDL_OpenAudio(&wave.spec, NULL) < 0 ) {
95 fprintf(stderr, "Couldn't open audio: %s\n", SDL_GetError()); 98 fprintf(stderr, "Couldn't open audio: %s\n", SDL_GetError());
96 SDL_FreeWAV(wave.sound); 99 SDL_FreeWAV(wave.sound);