Mercurial > hg > index.fcgi > lj > lj046-2players
diff src/ljmusic.c @ 0:c84446dfb3f5
initial add
author | paulo@localhost |
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date | Fri, 13 Mar 2009 00:39:12 -0700 |
parents | |
children |
line diff
1.1 --- /dev/null Thu Jan 01 00:00:00 1970 +0000 1.2 +++ b/src/ljmusic.c Fri Mar 13 00:39:12 2009 -0700 1.3 @@ -0,0 +1,204 @@ 1.4 +/* FIXME: add license block */ 1.5 +#include <allegro.h> 1.6 +#include "ljmusic.h" 1.7 + 1.8 +#if LJMUSIC_USING_DUMB 1.9 +#include <aldumb.h> 1.10 +static int dumb_inited; 1.11 +#endif 1.12 +#if LJMUSIC_USING_VORBIS 1.13 +#include "ljvorbis.h" 1.14 +#endif 1.15 + 1.16 +#define WARNINGS 0 1.17 + 1.18 +struct LJMusic { 1.19 + int paused; 1.20 +#if LJMUSIC_USING_VORBIS 1.21 + LJVorbis *ogg; 1.22 +#endif 1.23 +#if LJMUSIC_USING_DUMB 1.24 + DUH *duh; 1.25 + AL_DUH_PLAYER *duhplayer; 1.26 +#endif 1.27 +}; 1.28 + 1.29 +struct LJMusic *LJMusic_new(void) { 1.30 + struct LJMusic *m = malloc(sizeof(struct LJMusic)); 1.31 + if (!m) { 1.32 + return NULL; 1.33 + } 1.34 +#if LJMUSIC_USING_VORBIS 1.35 + m->ogg = NULL; 1.36 +#endif 1.37 +#if LJMUSIC_USING_DUMB 1.38 + m->duh = NULL; 1.39 + m->duhplayer = NULL; 1.40 +#endif 1.41 + return m; 1.42 +} 1.43 + 1.44 +void LJMusic_delete(struct LJMusic *m) { 1.45 + if (!m) { 1.46 + return; 1.47 + } 1.48 + LJMusic_unload(m); 1.49 + free(m); 1.50 +} 1.51 + 1.52 +int LJMusic_load(struct LJMusic *m, const char *filename) { 1.53 + if (!m || !filename) { 1.54 + return -1; 1.55 + } 1.56 + 1.57 + LJMusic_unload(m); 1.58 + const char *ext = get_extension(filename); 1.59 + 1.60 +#if LJMUSIC_USING_VORBIS 1.61 + if (!ustricmp(ext, "ogg")) { 1.62 + m->ogg = LJVorbis_open(filename); 1.63 + return m->ogg ? 1 : 0; 1.64 + } 1.65 +#endif 1.66 + 1.67 +#if LJMUSIC_USING_DUMB 1.68 + if (!dumb_inited) { 1.69 + atexit(dumb_exit); 1.70 + dumb_register_stdfiles(); 1.71 + } 1.72 + if (!ustricmp(ext, "it")) { 1.73 + m->duh = dumb_load_it_quick(filename); 1.74 + return m->duh ? 1 : 0; 1.75 + } 1.76 + if (!ustricmp(ext, "xm")) { 1.77 + m->duh = dumb_load_xm_quick(filename); 1.78 + return m->duh ? 1 : 0; 1.79 + } 1.80 + if (!ustricmp(ext, "s3m")) { 1.81 + m->duh = dumb_load_s3m_quick(filename); 1.82 + return m->duh ? 1 : 0; 1.83 + } 1.84 + if (!ustricmp(ext, "mod")) { 1.85 + m->duh = dumb_load_mod_quick(filename); 1.86 + return m->duh ? 1 : 0; 1.87 + } 1.88 +#endif 1.89 + 1.90 + return 0; 1.91 +} 1.92 + 1.93 +void LJMusic_unload(struct LJMusic *m) { 1.94 + if (!m) { 1.95 + return; 1.96 + } 1.97 + LJMusic_stop(m); 1.98 + 1.99 +#if LJMUSIC_USING_DUMB 1.100 + if (m->duh) { 1.101 + unload_duh(m->duh); 1.102 + m->duh = NULL; 1.103 + } 1.104 +#endif 1.105 + 1.106 +#if LJMUSIC_USING_VORBIS 1.107 + if (m->ogg) { 1.108 + LJVorbis_close(m->ogg); 1.109 + m->ogg = NULL; 1.110 + } 1.111 +#endif 1.112 + 1.113 +} 1.114 + 1.115 +void LJMusic_setLoop(struct LJMusic *m, unsigned long int start) { 1.116 +#if LJMUSIC_USING_VORBIS 1.117 + if (m->ogg) { 1.118 + LJVorbis_setLoop(m->ogg, start); 1.119 + } 1.120 +#endif 1.121 +} 1.122 + 1.123 +void LJMusic_start(struct LJMusic *m, int bufferSize, int vol) { 1.124 + if (!m) { 1.125 + return; 1.126 + } 1.127 + 1.128 + LJMusic_stop(m); 1.129 + 1.130 +#if LJMUSIC_USING_DUMB 1.131 + if (m->duh) { 1.132 + m->duhplayer = al_start_duh(m->duh, 2, 0, 1.133 + vol / 256.0, 1.134 + bufferSize, 1.135 + 48000); 1.136 + } 1.137 +#endif 1.138 +#if LJMUSIC_USING_VORBIS 1.139 + if (m->ogg) { 1.140 + LJVorbis_start(m->ogg, bufferSize, vol, 128); 1.141 + } 1.142 +#endif 1.143 + m->paused = 0; 1.144 +} 1.145 + 1.146 +void LJMusic_stop(struct LJMusic *m) { 1.147 + if (!m) { 1.148 + return; 1.149 + } 1.150 + 1.151 +#if LJMUSIC_USING_DUMB 1.152 + if (m->duhplayer) { 1.153 + al_stop_duh(m->duhplayer); 1.154 + m->duhplayer = NULL; 1.155 + } 1.156 +#endif 1.157 + 1.158 +#if LJMUSIC_USING_VORBIS 1.159 + LJVorbis_stop(m->ogg); 1.160 +#endif 1.161 +} 1.162 + 1.163 +void LJMusic_poll(struct LJMusic *m) { 1.164 + if (!m) { 1.165 + return; 1.166 + } 1.167 + 1.168 +#if LJMUSIC_USING_DUMB 1.169 + if (m->duhplayer) { 1.170 + al_poll_duh(m->duhplayer); 1.171 + } 1.172 +#endif 1.173 + 1.174 +#if LJMUSIC_USING_VORBIS 1.175 + if (m->ogg) { 1.176 + LJVorbis_poll(m->ogg); 1.177 + } 1.178 +#endif 1.179 +} 1.180 + 1.181 +void LJMusic_pause(struct LJMusic *m, int value) { 1.182 + value = value ? 1 : 0; 1.183 + if (!m) { 1.184 + 1.185 + } 1.186 + if (WARNINGS && (value == m->paused)) { 1.187 + alert("LJMusic_pause", "unchanging.", "", "OK", 0, 13, 0); 1.188 + return; 1.189 + } 1.190 +#if LJMUSIC_USING_DUMB 1.191 + if (m->duhplayer) { 1.192 + if (value) { 1.193 + al_pause_duh(m->duhplayer); 1.194 + } else { 1.195 + al_resume_duh(m->duhplayer); 1.196 + } 1.197 + } 1.198 +#endif 1.199 + 1.200 +#if LJMUSIC_USING_VORBIS 1.201 + if (m->ogg) { 1.202 + LJVorbis_pause(m->ogg, value); 1.203 + } 1.204 +#endif 1.205 + m->paused = value; 1.206 +} 1.207 +