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raze-gles/polymer/eduke32/source/jaudiolib/audiolib_fx_fmod.c

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//-------------------------------------------------------------------------
/*
Duke Nukem Copyright (C) 1996, 2003 3D Realms Entertainment
This file is part of Duke Nukem 3D version 1.5 - Atomic Edition
Duke Nukem 3D is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
as published by the Free Software Foundation; either version 2
of the License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
FMOD AudioLib implementation by Jonathon Fowler (jonof@edgenetwk.com)
*/
//-------------------------------------------------------------------------
#include "fx_man_fmod.h"
#include "duke3d.h"
#include "fmod.h"
#define TRUE (1==1)
#define FALSE (1==0)
#define dprintOSD(...)
#ifdef WINDOWS
extern int32_t hWindow;
#endif
void(*FX_CallBackFunc)(uint32_t) = NULL;
int32_t FX_ErrorCode = FX_Ok;
#define FX_SetErrorCode( status ) \
FX_ErrorCode = ( status );
FSOUND_SAMPLE * FX_Samples[MAXSOUNDS + 11]; // 11 remote ridicules
int32_t FX_NumVoices = 0;
static char chtoggle=0;
static char *chstates=NULL, *chstatesa, *chstatesb;
static int32_t *chcallvals=NULL;
int32_t FX_ReadVOCInfo(char *data, int32_t size, int32_t *samplerate, int32_t *channels, int32_t *samplesize, int32_t *datalen);
int32_t FX_ReadVOCData(char *data, char *buf, int32_t bufferlen, char eightbit);
int32_t FX_SimulateCallbacks(void);
/*---------------------------------------------------------------------
Function: FX_ErrorString
Returns a pointer to the error message associated with an error
number. A -1 returns a pointer the current error.
---------------------------------------------------------------------*/
char *FX_ErrorString(int32_t ErrorNumber)
{
char *ErrorString;
switch (ErrorNumber)
{
case FX_Warning :
case FX_Error :
ErrorString = FX_ErrorString(FX_ErrorCode);
break;
case FX_Ok :
ErrorString = "Fx ok.";
break;
case FX_ASSVersion :
ErrorString = "Apogee Sound System Version WinMM "
"Programmed by Jim Dose, Ported by Jonathon Fowler\n"
"(c) Copyright 1995 James R. Dose. All Rights Reserved.\n";
break;
case FX_FMODInit :
ErrorString = "Failed initializing FMOD.";
break;
default :
ErrorString = "Unknown Fx error code.";
break;
}
return(ErrorString);
}
/*---------------------------------------------------------------------
Function: FX_Init
Selects which sound device to use.
---------------------------------------------------------------------*/
static char *OutputType(int32_t a)
{
switch (a)
{
case FSOUND_OUTPUT_NOSOUND: return "no-sound";
case FSOUND_OUTPUT_WINMM: return "WinMM";
case FSOUND_OUTPUT_DSOUND: return "DirectSound";
case FSOUND_OUTPUT_A3D: return "Aureal3D";
case FSOUND_OUTPUT_OSS: return "OSS";
case FSOUND_OUTPUT_ESD: return "ESD";
case FSOUND_OUTPUT_ALSA: return "ALSA";
case FSOUND_OUTPUT_ASIO: return "ASIO";
case FSOUND_OUTPUT_XBOX: return "Xbox";
case FSOUND_OUTPUT_PS2: return "Playstation2";
case FSOUND_OUTPUT_MAC: return "Macintosh Sound Manager";
default: return "unknown";
}
}
int32_t FX_Init(int32_t SoundCard, int32_t numvoices, int32_t numchannels, int32_t samplebits, unsigned mixrate)
{
FSOUND_Close();
memset(FX_Samples, 0, sizeof(FX_Samples));
#ifdef WINDOWS
if (hWindow)
{
//FSOUND_SetHWND(&hWindow);
}
#endif
if (!FSOUND_Init(mixrate, numvoices, FSOUND_INIT_GLOBALFOCUS))
{
FX_SetErrorCode(FX_FMODInit);
return FX_Error;
}
printOSD("FX_Init(): %d voices, %d channels, %dHz samplerate\n", numvoices,numchannels,FSOUND_GetOutputRate());
printOSD("FX_Init(): FMOD is using the %s output driver\n", OutputType(FSOUND_GetOutput()));
chtoggle=0;
if (chstates) free(chstates);
chstates = (char*)malloc(numvoices*2 + sizeof(int32_t)*numvoices);
memset(chstates,0,numvoices*2 + sizeof(int32_t)*numvoices);
chcallvals = (int32_t*)(chstates + numvoices*2);
chstatesa = chstates;
chstatesb = chstates + numvoices;
FX_NumVoices = numvoices;
FX_SetErrorCode(FX_Ok);
return FX_Ok;
}
/*---------------------------------------------------------------------
Function: FX_Shutdown
Terminates use of sound device.
---------------------------------------------------------------------*/
int32_t FX_Shutdown(void)
{
uint32_t curalloced, maxalloced;
if (chstates)
{
FSOUND_GetMemoryStats(&curalloced, &maxalloced);
printOSD("FX_Shutdown(): allocation stats - currently %d bytes, maximum %d bytes\n",curalloced,maxalloced);
}
FSOUND_Close();
if (chstates) free(chstates);
chstates=chstatesa=chstatesb=0;
FX_SetErrorCode(FX_Ok);
return FX_Ok;
}
/*---------------------------------------------------------------------
Function: FX_SetCallback
Sets the function to call when a voice is done.
---------------------------------------------------------------------*/
int32_t FX_SetCallBack(void(*function)(uint32_t))
{
FX_CallBackFunc = function;
FX_SetErrorCode(FX_Ok);
return FX_Ok;
}
/*---------------------------------------------------------------------
Function: FX_SetVolume
Sets the volume of the current sound device.
---------------------------------------------------------------------*/
void FX_SetVolume(int32_t volume)
{
FSOUND_SetSFXMasterVolume(volume);
}
/*---------------------------------------------------------------------
Function: FX_SetReverseStereo
Set the orientation of the left and right channels.
---------------------------------------------------------------------*/
void FX_SetReverseStereo(int32_t setting)
{}
/*---------------------------------------------------------------------
Function: FX_GetReverseStereo
Returns the orientation of the left and right channels.
---------------------------------------------------------------------*/
int32_t FX_GetReverseStereo(void)
{
return 0;
}
/*---------------------------------------------------------------------
Function: FX_SetReverb
Sets the reverb level.
---------------------------------------------------------------------*/
void FX_SetReverb(int32_t reverb)
{}
/*---------------------------------------------------------------------
Function: FX_SetReverbDelay
Sets the delay level of reverb to add to mix.
---------------------------------------------------------------------*/
void FX_SetReverbDelay(int32_t delay)
{}
/*---------------------------------------------------------------------
Function: FX_VoiceAvailable
Checks if a voice can be play at the specified priority.
---------------------------------------------------------------------*/
int32_t FX_VoiceAvailable(int32_t priority)
{
FX_SimulateCallbacks();
return 1;
}
/*---------------------------------------------------------------------
Function: FX_PlayLoopedVOC
Begin playback of sound data with the given volume and priority.
JBF: As a hack, since Duke3D passes the sound/sample number as the
callbackval parameter, we can use this as an index into the
FX_Samples array to access samples if they've already been loaded.
RemoteRidicule sounds have negative callback values, so they
take up residence at the end of FX_Samples.
---------------------------------------------------------------------*/
int32_t FX_PlayLoopedVOC
(
char *ptr,
int32_t loopstart,
int32_t loopend,
int32_t pitchoffset,
int32_t vol,
int32_t left,
int32_t right,
int32_t priority,
uint32_t callbackval
)
{
return FX_PlayLoopedSound(pitchoffset, vol, callbackval);
}
/*---------------------------------------------------------------------
Function: FX_PlayWAV
Begin playback of sound data with the given volume and priority.
---------------------------------------------------------------------*/
int32_t FX_PlayLoopedWAV
(
char *ptr,
int32_t loopstart,
int32_t loopend,
int32_t pitchoffset,
int32_t vol,
int32_t left,
int32_t right,
int32_t priority,
uint32_t callbackval
)
{
return FX_PlayLoopedSound(pitchoffset, vol, callbackval);
}
/*---------------------------------------------------------------------
Function: FX_PlayVOC3D
Begin playback of sound data at specified angle and distance
from listener.
---------------------------------------------------------------------*/
int32_t FX_PlayVOC3D
(
char *ptr,
int32_t pitchoffset,
int32_t angle,
int32_t distance,
int32_t priority,
uint32_t callbackval
)
{
return FX_PlayPositionedSound(pitchoffset, angle, distance, callbackval);
}
/*---------------------------------------------------------------------
Function: FX_PlayWAV3D
Begin playback of sound data at specified angle and distance
from listener.
---------------------------------------------------------------------*/
int32_t FX_PlayWAV3D
(
char *ptr,
int32_t pitchoffset,
int32_t angle,
int32_t distance,
int32_t priority,
uint32_t callbackval
)
{
return FX_PlayPositionedSound(pitchoffset, angle, distance, callbackval);
}
/*---------------------------------------------------------------------
Function: FX_Pan3D
Set the angle and distance from the listener of the voice associated
with the specified handle.
---------------------------------------------------------------------*/
int32_t FX_Pan3D
(
int32_t handle,
int32_t angle,
int32_t distance
)
{
return FX_Ok;
}
/*---------------------------------------------------------------------
Function: FX_StopSound
Halts playback of a specific voice
---------------------------------------------------------------------*/
int32_t FX_StopSound(int32_t handle)
{
FX_SimulateCallbacks();
FSOUND_StopSound(handle);
if (handle>=0 && handle<FX_NumVoices)
chstatesa[handle] = chstatesb[handle] = 0; // no callback for you!
FX_SetErrorCode(FX_Ok);
return FX_Ok;
}
/*---------------------------------------------------------------------
Function: FX_StopAllSounds
Halts playback of all sounds.
---------------------------------------------------------------------*/
int32_t FX_StopAllSounds(void)
{
FX_SimulateCallbacks();
FSOUND_StopSound(FSOUND_ALL);
memset(chstates, 0, FX_NumVoices*2); // no callbacks for any of you!
FX_SetErrorCode(FX_Ok);
return FX_Ok;
}
/*---------------------------------------------------------------------
Function: FX_Play*Sound
Internal function to load a sound file and play it, returning
the channel number it played on.
---------------------------------------------------------------------*/
int32_t FX_PlayLoopedSound(
int32_t pitchoffset,
int32_t vol,
uint32_t num
)
{
int32_t chan;
FX_SimulateCallbacks();
if (!FX_Samples[num]) return -1;
chan = FSOUND_PlaySoundEx(FSOUND_FREE, FX_Samples[num], NULL, TRUE) & 4095;
if (chan < 0) return -1;
// channel was already playing
if (chstatesa[chan] && FX_CallBackFunc) FX_CallBackFunc(chcallvals[chan]);
// set pitch
FSOUND_SetVolume(chan, vol);
if (FSOUND_Sample_GetMode(FX_Samples[num]) & FSOUND_STEREO)
FSOUND_SetPan(chan, FSOUND_STEREOPAN);
else
FSOUND_SetPan(chan, 128);
FSOUND_SetLoopMode(chan, FSOUND_LOOP_NORMAL);
chcallvals[chan] = num;
FSOUND_SetPaused(chan, FALSE);
dprintOSD("FX_PlayLoopedSound(): Play sound %d in channel %d\n",num,chan);
return chan;
}
int32_t FX_PlayPositionedSound(
int32_t pitchoffset,
int32_t angle,
int32_t distance,
uint32_t num
)
{
int32_t chan;
FX_SimulateCallbacks();
if (!FX_Samples[num]) return -1;
chan = FSOUND_PlaySoundEx(FSOUND_FREE, FX_Samples[num], NULL, TRUE) & 4095;
if (chan < 0) return -1;
// channel was already playing
if (chstatesa[chan] && FX_CallBackFunc) FX_CallBackFunc(chcallvals[chan]);
if (angle<0) angle = 255-angle; // behind us
// set pitch
FSOUND_SetVolume(chan,255);
FSOUND_SetPan(chan,128);
FSOUND_SetLoopMode(chan, FSOUND_LOOP_OFF);
chcallvals[chan] = num;
FSOUND_SetPaused(chan, FALSE);
dprintOSD("FX_PlayPositionedSound(): Play sound %d in channel %d\n",num,chan);
return chan;
}
int32_t FX_LoadSample(char *ptr, int32_t size, uint32_t number, int32_t priority)
{
FSOUND_SAMPLE *samp = NULL;
int32_t samplerate=0, channels=0, samplesize=0;
int32_t flags=0;
int32_t datalen=0;
void *ptr1,*ptr2;
int32_t ptr1len,ptr2len;
if (!memcmp(ptr, "Creative Voice File", 0x13))
{
// VOC file
if (FX_ReadVOCInfo(ptr,size,&samplerate,&channels,&samplesize,&datalen) == 0)
{
flags |= (channels==2)?FSOUND_STEREO:FSOUND_MONO;
flags |= (samplesize==16)?FSOUND_16BITS:FSOUND_8BITS;
flags |= FSOUND_SIGNED;
samp = FSOUND_Sample_Alloc(number, (datalen >> (channels-1)) / (samplesize>>3), flags, samplerate, -1, -1, priority);
if (samp)
{
if (FSOUND_Sample_Lock(samp,0,datalen,&ptr1,&ptr2,&ptr1len,&ptr2len))
{
if (FX_ReadVOCData(ptr,ptr1,datalen,(samplesize==8))) ;
FSOUND_Sample_Unlock(samp,ptr1,ptr2,ptr1len,ptr2len);
}
}
}
}
else
{
samp = FSOUND_Sample_Load(number, ptr, FSOUND_LOADMEMORY, size);
}
dprintOSD("FX_LoadSample(): loaded sound %d\n",number);
if (samp) FSOUND_Sample_SetDefaults(samp, -1, -1, -1, priority);
FX_Samples[number] = samp;
return (samp != NULL);
}
int32_t FX_SampleLoaded(uint32_t number)
{
return (FX_Samples[number] != NULL);
}
#define REGRESSTC(tc) (256000000/(65536-(tc)))
#define REGRESSSR(sr) (1000000/(256-(sr)))
int32_t FX_ReadVOCInfo(char *data, int32_t size, int32_t *samplerate, int32_t *channels, int32_t *samplesize, int32_t *datalen)
{
int16_t version,version2;
char blocktype=0;
int32_t blocklen=0;
char *ptr=data;
if (memcmp(ptr, "Creative Voice File\x1A", 0x14)) return -1;
ptr += 0x14;
ptr += 2;
version = ((int16_t*)ptr)[0];
version2 = ((int16_t*)ptr)[1];
if (~version + 0x1234 != version2) return -1;
ptr += 4;
while (1)
{
blocktype = *(ptr++);
if ((ptr-data)>size) return -1; // truncated
if (blocktype == 0)
break;
blocklen = *(ptr++);
blocklen |= *(ptr++) << 8;
blocklen |= *(ptr++) << 16;
switch (blocktype)
{
case 1: /* sound data begin block */
if (!*samplerate)
*samplerate = REGRESSSR(ptr[0]);
if (ptr[1] != 0)
{
/* only 8-bit files please */
return -1;
}
if (!*channels) *channels = 1;
*samplesize = 8;
*datalen += blocklen-2;
ptr += blocklen;
break;
case 2: /* sound continue */
*datalen += blocklen;
ptr += blocklen;
break;
#if 0
case 3: /* silence */
kread(fh, blockprop, 3);
/*
length = blockprop[0] | (blockprop[1] << 8)
sample rate = REGRESSSR(blockprop[2]))
*/
break;
case 4: /* marker */
kread(fh, &blockprop, 2);
/*
id = blockprop[0] | (blockprop[1] << 8))
*/
break;
case 5: /* ASCII data */
klseek(fh, blocklen, SEEK_CUR);
/*
asciiz string
*/
break;
case 6: /* repeat */
kread(fh, blockprop, 2);
/*
num repetitions = (blockprop[0] | (blockprop[1] << 8)) - 1
*/
break;
case 7: /* end repeat */
break;
#endif
case 8: /* sound attribute extension block */
*samplerate = REGRESSTC(ptr[0] | (ptr[1] << 8));
*samplesize = 8;
if (ptr[3] == 1)
{
*samplerate >>= 1;
*channels = 2;
}
else
*channels = 1;
if (ptr[2] != 0)
{
/* only 8-bit files please */
return -1;
}
ptr += 4;
/* a block 1 follows */
break;
case 9: /* sound data format 3 */
*samplerate = *((int32_t*)(ptr));
*samplesize = ptr[4];
*channels = ptr[5];
if ((ptr[6] | (ptr[7] << 8)) != 0 &&
(ptr[6] | (ptr[7] << 8)) != 4)
{
/* only PCM please */
return -1;
}
*datalen += blocklen-12;
ptr += blocklen;
break;
default:
ptr += blocklen;
break;
}
}
return 0;
}
int32_t FX_ReadVOCData(char *data, char *buf, int32_t bufferlen, char eightbit)
{
int16_t offset;
char blocktype=0;
int32_t blocklen=0, br;
data += 0x14 + 2 + 4;
while (bufferlen>0)
{
blocktype = *(data++);
if (blocktype == 0)
break;
blocklen = *(data++);
blocklen |= *(data++) << 8;
blocklen |= *(data++) << 16;
switch (blocktype)
{
case 1: /* sound data */
data += 2;
br = min(blocklen-2, bufferlen);
goto convertdata;
case 2: /* sound continue */
br = min(blocklen, bufferlen);
goto convertdata;
case 9: /* sound data format 3 */
data += 12;
br = min(blocklen-12, bufferlen);
goto convertdata;
default:
data += blocklen;
continue;
}
convertdata:
bufferlen -= br;
if (eightbit)
{
// FMOD wants signed data
for (; br>0; br--)
*(buf++) = (uint8_t)((int16_t)(*(data++)) - 0x80);
}
else
{
memcpy(buf,data,br);
buf += br;
data += br;
}
}
return 0;
}
int32_t FX_SimulateCallbacks(void)
{
int32_t i;
if (!FX_CallBackFunc || !chstates) return 0;
chstatesa = chstates + (FX_NumVoices * chtoggle);
chstatesb = chstates + (FX_NumVoices * (chtoggle^1));
for (i=0;i<FX_NumVoices;i++)
{
chstatesa[i] = FSOUND_IsPlaying(i);
if (chstatesa[i] == chstatesb[i]) continue; // channel is still silent/playing
if (chstatesa[i] > chstatesb[i]) continue; // channel has begun playing
// channel has ended playing
FX_CallBackFunc(chcallvals[i]);
dprintOSD("FX_SimulateCallbacks(): channel %d ended sound %d\n",i,chcallvals[i]);
}
chtoggle ^= 1;
return 0;
}
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