diff options
Diffstat (limited to 'Alc')
| -rw-r--r-- | Alc/ALc.c | 56 | ||||
| -rw-r--r-- | Alc/hrtf.c | 139 | ||||
| -rw-r--r-- | Alc/hrtf.h | 9 |
3 files changed, 56 insertions, 148 deletions
@@ -1903,8 +1903,17 @@ static ALCenum UpdateDeviceParams(ALCdevice *device, const ALCint *attrList) if(hrtf_userreq == Hrtf_Enable || (hrtf_userreq != Hrtf_Disable && hrtf_appreq == Hrtf_Enable)) { - if(FindHrtfFormat(device->DeviceName, &device->FmtChans, &device->Frequency)) + if(VECTOR_SIZE(device->Hrtf_List) == 0) + { + VECTOR_DEINIT(device->Hrtf_List); + device->Hrtf_List = EnumerateHrtf(device->DeviceName); + } + if(VECTOR_SIZE(device->Hrtf_List) > 0) + { + device->FmtChans = DevFmtStereo; + device->Frequency = GetHrtfSampleRate(VECTOR_ELEM(device->Hrtf_List, 0).hrtf); device->Flags |= DEVICE_CHANNELS_REQUEST | DEVICE_FREQUENCY_REQUEST; + } else { hrtf_userreq = hrtf_appreq = Hrtf_Default; @@ -1914,10 +1923,19 @@ static ALCenum UpdateDeviceParams(ALCdevice *device, const ALCint *attrList) } else if(hrtf_appreq == Hrtf_Enable) { - enum DevFmtChannels chans = device->FmtChans; - ALCuint freq = device->Frequency; - if(!FindHrtfFormat(device->DeviceName, &chans, &freq) || - chans != device->FmtChans || freq != device->Frequency) + size_t i; + if(VECTOR_SIZE(device->Hrtf_List) == 0) + { + VECTOR_DEINIT(device->Hrtf_List); + device->Hrtf_List = EnumerateHrtf(device->DeviceName); + } + for(i = 0;i < VECTOR_SIZE(device->Hrtf_List);i++) + { + const struct Hrtf *hrtf = VECTOR_ELEM(device->Hrtf_List, i).hrtf; + if(GetHrtfSampleRate(hrtf) == device->Frequency) + break; + } + if(i == VECTOR_SIZE(device->Hrtf_List)) { ERR("Requested format not HRTF compatible: %s, %uhz\n", DevFmtChannelsString(device->FmtChans), device->Frequency); @@ -1973,6 +1991,7 @@ static ALCenum UpdateDeviceParams(ALCdevice *device, const ALCint *attrList) device->Hrtf = NULL; device->Hrtf_Mode = DisabledHrtf; + al_string_clear(&device->Hrtf_Name); if(device->FmtChans != DevFmtStereo) { if(hrtf_appreq == Hrtf_Enable) @@ -2036,14 +2055,30 @@ static ALCenum UpdateDeviceParams(ALCdevice *device, const ALCint *attrList) device->Hrtf_Status = hrtf_status; else { + size_t i; + device->Hrtf_Status = ALC_HRTF_UNSUPPORTED_FORMAT_SOFT; - device->Hrtf = GetHrtf(device->DeviceName, device->FmtChans, device->Frequency); + if(VECTOR_SIZE(device->Hrtf_List) == 0) + { + VECTOR_DEINIT(device->Hrtf_List); + device->Hrtf_List = EnumerateHrtf(device->DeviceName); + } + for(i = 0;i < VECTOR_SIZE(device->Hrtf_List);i++) + { + const HrtfEntry *entry = &VECTOR_ELEM(device->Hrtf_List, i); + if(GetHrtfSampleRate(entry->hrtf) == device->Frequency) + { + device->Hrtf = entry->hrtf; + al_string_copy(&device->Hrtf_Name, entry->name); + break; + } + } } if(device->Hrtf) { device->Hrtf_Mode = hrtf_mode; device->Hrtf_Status = hrtf_status; - TRACE("HRTF enabled\n"); + TRACE("HRTF enabled, using \"%s\"\n", al_string_get_cstr(device->Hrtf_Name)); free(device->Bs2b); device->Bs2b = NULL; } @@ -2247,6 +2282,7 @@ static ALCvoid FreeDevice(ALCdevice *device) } ResetUIntMap(&device->FontsoundMap); + AL_STRING_DEINIT(device->Hrtf_Name); FreeHrtfList(&device->Hrtf_List); free(device->Bs2b); @@ -2673,8 +2709,9 @@ ALC_API const ALCchar* ALC_APIENTRY alcGetString(ALCdevice *Device, ALCenum para else { LockLists(); - value = (Device->Hrtf ? "Preset 0" : ""); + value = (Device->Hrtf ? al_string_get_cstr(Device->Hrtf_Name) : ""); UnlockLists(); + ALCdevice_DecRef(Device); } break; @@ -3347,6 +3384,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcOpenDevice(const ALCchar *deviceName) device->Flags = 0; device->Bs2b = NULL; VECTOR_INIT(device->Hrtf_List); + AL_STRING_INIT(device->Hrtf_Name); device->Hrtf_Mode = DisabledHrtf; AL_STRING_INIT(device->DeviceName); device->DryBuffer = NULL; @@ -3612,6 +3650,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcCaptureOpenDevice(const ALCchar *deviceName, device->Type = Capture; VECTOR_INIT(device->Hrtf_List); + AL_STRING_INIT(device->Hrtf_Name); AL_STRING_INIT(device->DeviceName); device->DryBuffer = NULL; @@ -3802,6 +3841,7 @@ ALC_API ALCdevice* ALC_APIENTRY alcLoopbackOpenDeviceSOFT(const ALCchar *deviceN device->Flags = 0; VECTOR_INIT(device->Hrtf_List); + AL_STRING_INIT(device->Hrtf_Name); device->Bs2b = NULL; device->Hrtf_Mode = DisabledHrtf; AL_STRING_INIT(device->DeviceName); @@ -884,142 +884,16 @@ void FreeHrtfList(vector_HrtfEntry *list) } -static struct Hrtf *LoadHrtf(const_al_string devname, ALuint deviceRate) +ALuint GetHrtfSampleRate(const struct Hrtf *Hrtf) { - const char *fnamelist = "default-%r.mhr"; - - ConfigValueStr(al_string_get_cstr(devname), NULL, "hrtf_tables", &fnamelist); - while(*fnamelist != '\0') - { - struct Hrtf *Hrtf = NULL; - char fname[PATH_MAX]; - const char *next; - ALchar magic[8]; - ALuint i; - FILE *f; - - i = 0; - while(isspace(*fnamelist) || *fnamelist == ',') - fnamelist++; - next = fnamelist; - while(*(fnamelist=next) != '\0' && *fnamelist != ',') - { - next = strpbrk(fnamelist, "%,"); - while(fnamelist != next && *fnamelist && i < sizeof(fname)) - fname[i++] = *(fnamelist++); - - if(!next || *next == ',') - break; - - /* *next == '%' */ - next++; - if(*next == 'r') - { - int wrote = snprintf(&fname[i], sizeof(fname)-i, "%u", deviceRate); - i += minu(wrote, sizeof(fname)-i); - next++; - } - else if(*next == '%') - { - if(i < sizeof(fname)) - fname[i++] = '%'; - next++; - } - else - ERR("Invalid marker '%%%c'\n", *next); - } - i = minu(i, sizeof(fname)-1); - fname[i] = '\0'; - while(i > 0 && isspace(fname[i-1])) - i--; - fname[i] = '\0'; - - if(fname[0] == '\0') - continue; - - TRACE("Loading %s...\n", fname); - f = OpenDataFile(fname, "openal/hrtf"); - if(f == NULL) - { - ERR("Could not open %s\n", fname); - continue; - } - - if(fread(magic, 1, sizeof(magic), f) != sizeof(magic)) - ERR("Failed to read header from %s\n", fname); - else - { - if(memcmp(magic, magicMarker00, sizeof(magicMarker00)) == 0) - { - TRACE("Detected data set format v0\n"); - Hrtf = LoadHrtf00(f, deviceRate); - } - else if(memcmp(magic, magicMarker01, sizeof(magicMarker01)) == 0) - { - TRACE("Detected data set format v1\n"); - Hrtf = LoadHrtf01(f, deviceRate); - } - else - ERR("Invalid header in %s: \"%.8s\"\n", fname, magic); - } - - fclose(f); - f = NULL; - - if(Hrtf) - { - Hrtf->next = LoadedHrtfs; - LoadedHrtfs = Hrtf; - TRACE("Loaded HRTF support for format: %s %uhz\n", - DevFmtChannelsString(DevFmtStereo), Hrtf->sampleRate); - return Hrtf; - } - - ERR("Failed to load %s\n", fname); - } - - return NULL; + return Hrtf->sampleRate; } -const struct Hrtf *GetHrtf(const_al_string devname, enum DevFmtChannels chans, ALCuint srate) +ALuint GetHrtfIrSize(const struct Hrtf *Hrtf) { - if(chans == DevFmtStereo) - { - struct Hrtf *Hrtf = LoadedHrtfs; - while(Hrtf != NULL) - { - if(srate == Hrtf->sampleRate) - return Hrtf; - Hrtf = Hrtf->next; - } - - Hrtf = LoadHrtf(devname, srate); - if(Hrtf != NULL) return Hrtf; - } - ERR("Incompatible format: %s %uhz\n", DevFmtChannelsString(chans), srate); - return NULL; + return Hrtf->irSize; } -ALCboolean FindHrtfFormat(const_al_string devname, enum DevFmtChannels *chans, ALCuint *srate) -{ - const struct Hrtf *hrtf = LoadedHrtfs; - while(hrtf != NULL) - { - if(*srate == hrtf->sampleRate) - break; - hrtf = hrtf->next; - } - - if(hrtf == NULL) - { - hrtf = LoadHrtf(devname, *srate); - if(hrtf == NULL) return ALC_FALSE; - } - - *chans = DevFmtStereo; - *srate = hrtf->sampleRate; - return ALC_TRUE; -} void FreeHrtfs(void) { @@ -1036,8 +910,3 @@ void FreeHrtfs(void) free(Hrtf); } } - -ALuint GetHrtfIrSize(const struct Hrtf *Hrtf) -{ - return Hrtf->irSize; -} @@ -25,15 +25,14 @@ TYPEDEF_VECTOR(HrtfEntry, vector_HrtfEntry) #define HRTFDELAY_FRACONE (1<<HRTFDELAY_BITS) #define HRTFDELAY_MASK (HRTFDELAY_FRACONE-1) +void FreeHrtfs(void); + vector_HrtfEntry EnumerateHrtf(const_al_string devname); void FreeHrtfList(vector_HrtfEntry *list); -const struct Hrtf *GetHrtf(const_al_string devname, enum DevFmtChannels chans, ALCuint srate); -ALCboolean FindHrtfFormat(const_al_string devname, enum DevFmtChannels *chans, ALCuint *srate); - -void FreeHrtfs(void); - +ALuint GetHrtfSampleRate(const struct Hrtf *Hrtf); ALuint GetHrtfIrSize(const struct Hrtf *Hrtf); + void GetLerpedHrtfCoeffs(const struct Hrtf *Hrtf, ALfloat elevation, ALfloat azimuth, ALfloat dirfact, ALfloat gain, ALfloat (*coeffs)[2], ALuint *delays); ALuint GetMovingHrtfCoeffs(const struct Hrtf *Hrtf, ALfloat elevation, ALfloat azimuth, ALfloat dirfact, ALfloat gain, ALfloat delta, ALint counter, ALfloat (*coeffs)[2], ALuint *delays, ALfloat (*coeffStep)[2], ALint *delayStep); void GetBFormatHrtfCoeffs(const struct Hrtf *Hrtf, const ALuint num_chans, ALfloat (**coeffs_list)[2], ALuint **delay_list); |