#ifdef __CYGWIN__ #include "quakedef.h" int SNDDMA_Init(soundcardinfo_t *sc) { Con_Printf("Cygwin targets do not have sound. Sorry.\n"); return 0; } void S_Init(void) { Con_Printf("Cygwin targets do not have sound. Sorry.\n"); } void S_Startup (void){} void S_Restart_f (void){} void SNDDMA_SetUnderWater(qboolean underwater) {} void S_RawAudio(int sourceid, qbyte *data, int speed, int samples, int channels, int width){} void S_Shutdown (void){} void S_ShutdownCur (void){} void S_StartSound (int entnum, int entchannel, sfx_t *sfx, vec3_t origin, float fvol, float attenuation){} void S_StaticSound (sfx_t *sfx, vec3_t origin, float vol, float attenuation){} void S_StopSound (int entnum, int entchannel){} void S_StopAllSounds(qboolean clear){} void S_ClearBuffer (soundcardinfo_t *sc){} void S_Update (vec3_t origin, vec3_t v_forward, vec3_t v_right, vec3_t v_up){} void S_ExtraUpdate (void){} sfx_t *S_PrecacheSound (char *sample) { return NULL; } void S_TouchSound (char *sample){} void S_LocalSound (char *s){} void S_ClearPrecache (void){} void S_BeginPrecaching (void){} void S_EndPrecaching (void){} cvar_t bgmvolume; cvar_t volume; cvar_t precache; int snd_speed; #else #include #include #include #include #include #include #include #include #include #include #include "quakedef.h" qboolean snd_firsttime = true; static int tryrates[] = { 11025, 22051, 44100, 8000 }; soundcardinfo_t *sndcardinfo; void SNDDMA_SetUnderWater(qboolean underwater) //simply a stub. Any ideas how to actually implement this properly? { } void S_UpdateCapture(void) //any ideas how to get microphone input? { } int SNDDMA_Init(soundcardinfo_t *sc) { //FIXME: implement snd_multipledevices somehow. int rc; int fmt; int tmp; int i; char *s; struct audio_buf_info info; int caps; char *snddev = NULL; cvar_t *devname; soundcardinfo_t *ec; devname = Cvar_Get("snd_devicename", "/dev/dsp", 0, "Sound controls"); snddev = devname->string; for (ec = sndcardinfo; ec; ec = ec->next) if (!strcmp(ec->name, snddev)) return 2; sc->inactive_sound = true; //linux sound devices always play sound, even when we're not the active app... // open the sound device, confirm capability to mmap, and get size of dma buffer Q_strncpyz(sc->name, snddev, sizeof(sc->name)); printf("Initing sound device %s\n", snddev); sc->audio_fd = open(snddev, O_RDWR); if (sc->audio_fd < 0) { perror(snddev); Con_Printf("Could not open %s\n", snddev); SNDDMA_Shutdown(sc); return 0; } rc = ioctl(sc->audio_fd, SNDCTL_DSP_RESET, 0); if (rc < 0) { perror(snddev); Con_Printf("Could not reset %s\n", snddev); SNDDMA_Shutdown(sc); return 0; } if (ioctl(sc->audio_fd, SNDCTL_DSP_GETCAPS, &caps)==-1) { perror(snddev); Con_Printf("Sound driver too old\n"); SNDDMA_Shutdown(sc); return 0; } if (!(caps & DSP_CAP_TRIGGER) || !(caps & DSP_CAP_MMAP)) { Con_Printf("Sorry but your soundcard can't do this\n"); SNDDMA_Shutdown(sc); return 0; } if (ioctl(sc->audio_fd, SNDCTL_DSP_GETOSPACE, &info)==-1) { perror("GETOSPACE"); Con_Printf("Um, can't do GETOSPACE?\n"); SNDDMA_Shutdown(sc); return 0; } sc->sn.splitbuffer = 0; // set sample bits & speed s = getenv("QUAKE_SOUND_SAMPLEBITS"); if (s) sc->sn.samplebits = atoi(s); else if ((i = COM_CheckParm("-sndbits")) != 0) sc->sn.samplebits = atoi(com_argv[i+1]); if (sc->sn.samplebits != 16 && sc->sn.samplebits != 8) { ioctl(sc->audio_fd, SNDCTL_DSP_GETFMTS, &fmt); if (fmt & AFMT_S16_LE) sc->sn.samplebits = 16; else if (fmt & AFMT_U8) sc->sn.samplebits = 8; } s = getenv("QUAKE_SOUND_SPEED"); if (s) sc->sn.speed = atoi(s); else if ((i = COM_CheckParm("-sndspeed")) != 0) sc->sn.speed = atoi(com_argv[i+1]); else { if (!sc->sn.speed || ioctl(sc->audio_fd, SNDCTL_DSP_SPEED, &sc->sn.speed)) //use the default - menu set value. { //humph, default didn't work. Go for random preset ones that should work. for (i=0 ; iaudio_fd, SNDCTL_DSP_SPEED, &tryrates[i])) break; sc->sn.speed = tryrates[i]; } } s = getenv("QUAKE_SOUND_CHANNELS"); if (s) sc->sn.numchannels = atoi(s); else if ((i = COM_CheckParm("-sndmono")) != 0) sc->sn.numchannels = 1; else if ((i = COM_CheckParm("-sndstereo")) != 0) sc->sn.numchannels = 2; else sc->sn.numchannels = 2; sc->sn.samples = info.fragstotal * info.fragsize / (sc->sn.samplebits/8); sc->sn.submission_chunk = 1; // memory map the dma buffer sc->sn.buffer = (unsigned char *) mmap(NULL, info.fragstotal * info.fragsize, PROT_WRITE, MAP_FILE|MAP_SHARED, sc->audio_fd, 0); if (!sc->sn.buffer) { perror(snddev); Con_Printf("Could not mmap %s\n", snddev); SNDDMA_Shutdown(sc); return 0; } tmp = 0; if (sc->sn.numchannels == 2) tmp = 1; rc = ioctl(sc->audio_fd, SNDCTL_DSP_STEREO, &tmp); if (rc < 0) { perror(snddev); Con_Printf("Could not set %s to stereo=%d", snddev, sc->sn.numchannels); SNDDMA_Shutdown(sc); return 0; } if (tmp) sc->sn.numchannels = 2; else sc->sn.numchannels = 1; rc = ioctl(sc->audio_fd, SNDCTL_DSP_SPEED, &sc->sn.speed); if (rc < 0) { perror(snddev); Con_Printf("Could not set %s speed to %d", snddev, sc->sn.speed); SNDDMA_Shutdown(sc); return 0; } if (sc->sn.samplebits == 16) { rc = AFMT_S16_LE; rc = ioctl(sc->audio_fd, SNDCTL_DSP_SETFMT, &rc); if (rc < 0) { perror(snddev); Con_Printf("Could not support 16-bit data. Try 8-bit.\n"); SNDDMA_Shutdown(sc); return 0; } } else if (sc->sn.samplebits == 8) { rc = AFMT_U8; rc = ioctl(sc->audio_fd, SNDCTL_DSP_SETFMT, &rc); if (rc < 0) { perror(snddev); Con_Printf("Could not support 8-bit data.\n"); SNDDMA_Shutdown(sc); return 0; } } else { perror(snddev); Con_Printf("%d-bit sound not supported.", sc->sn.samplebits); SNDDMA_Shutdown(sc); return 0; } // toggle the trigger & start her up tmp = 0; rc = ioctl(sc->audio_fd, SNDCTL_DSP_SETTRIGGER, &tmp); if (rc < 0) { perror(snddev); Con_Printf("Could not toggle.\n"); SNDDMA_Shutdown(sc); return 0; } tmp = PCM_ENABLE_OUTPUT; rc = ioctl(sc->audio_fd, SNDCTL_DSP_SETTRIGGER, &tmp); if (rc < 0) { perror(snddev); Con_Printf("Could not toggle.\n"); SNDDMA_Shutdown(sc); return 0; } sc->sn.samplepos = 0; return 1; } int SNDDMA_GetDMAPos(soundcardinfo_t *sc) { struct count_info count; if (ioctl(sc->audio_fd, SNDCTL_DSP_GETOPTR, &count)==-1) { perror("/dev/dsp"); Con_Printf("Uh, sound dead.\n"); close(sc->audio_fd); return 0; } // shm->samplepos = (count.bytes / (shm->samplebits / 8)) & (shm->samples-1); // fprintf(stderr, "%d \r", count.ptr); sc->sn.samplepos = count.ptr / (sc->sn.samplebits / 8); return sc->sn.samplepos; } void SNDDMA_Shutdown(soundcardinfo_t *sc) { if (sc->sn.buffer) //close it properly, so we can go and restart it later. munmap(sc->sn.buffer, sc->sn.samples * (sc->sn.samplebits/8)); if (sc->audio_fd) close(sc->audio_fd); *sc->name = '\0'; } /* ============== SNDDMA_Submit Send sound to device if buffer isn't really the dma buffer =============== */ void SNDDMA_Submit(soundcardinfo_t *sc) { } #endif