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Seperate the QuickTime sound drivers into two classes.

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One (working atm) class for a single Sound Manager channel.
One (not working atm) class for multiple Sound Manager channels.
This commit is contained in:
Steve Checkoway
2003-07-09 05:26:33 +00:00
parent fc88d69fca
commit e8d718383e
6 changed files with 436 additions and 373 deletions
Download Patch File Download Diff File Expand all files Collapse all files
stepmania/src/arch/Sound/RageSoundDriver_QT.cpp
+130 -343
View File
@@ -19,148 +19,86 @@ using namespace QT;
const unsigned channels = 2;
const unsigned samplesize = channels*16;
const unsigned samples = 4096;
const unsigned samples = 512;
const unsigned freq = 44100;
const unsigned buffersize = samples*samplesize/8;
const unsigned initialQTSoundChannels = 8;
const unsigned SndCommand_qLength = 2;
static ComponentInstance soundClock;
static bool useMultipleChannels;
/* Oh boy! dealing with memory at inturupt time. What fun! */
#pragma options align=power
struct channelInfo {
RageSound *snd;
volatile bool stopping;
volatile int last_pos;
volatile int flush_pos;
volatile Uint64 start_time;
volatile Uint32 fill_me;
SndChannelPtr channel;
CmpSoundHeader header;
Uint8 *buffer[2]; /* Double Buffer */
channelInfo() { snd=NULL; channel=NULL; }
void reset() { stopping=false; flush_pos=0; last_pos=0; start_time=0; fill_me=0; }
};
static deque<channelInfo *>free_channels;
static vector<channelInfo *>playing_channels;
static volatile Uint32 fill_me = 0;
static UInt8 *buffer[2];
static CmpSoundHeader header;
RageSound_QT::RageSound_QT() {
useMultipleChannels = canPlayMultiChannels();
LOG->Trace("Can we use multiple channels? %s", (useMultipleChannels ? "yes" : "no"));
RageException::ThrowNonfatal("Class not finished!");
/*SndCallBackUPP callback;
callback = NewSndCallBackUPP(GetData);
memset(&header, 0, sizeof(header));
header.numChannels = channels;
header.sampleSize = samplesize / channels;
header.sampleRate = rate44khz; /* really 44.1kHz * /
header.numFrames = samples;
header.encode = cmpSH;
buffer[0] = new Uint8[buffersize];
buffer[1] = new Uint8[buffersize];
memset(buffer[0], 0, buffersize);
memset(buffer[1], 0, buffersize);
channel = new SndChannel;
channel->userInfo = reinterpret_cast<long>(this);
channel->qLength = 2;
soundOutput = OpenDefaultComponent(kSoundOutputDeviceType, NULL);
ASSERT(soundOutput != NULL);
TimeRecord record;
ComponentInstance soundOutput;
TimeRecord record;
SoundComponentGetInfo(soundOutput, NULL, siOutputLatency, &record);
latency = record.value.lo / record.scale;
if (!useMultipleChannels)
latency += samples / freq; /* double buffer */
latency += samples / freq; /* double buffer * /
SndCallBackUPP callback = NewSndCallBackUPP(GetData);
OSErr err = SndNewChannel(&channel, sampledSynth, initStereo, callback);
if (err != noErr) {
delete channel;
channel = NULL;
RageException::ThrowNonfatal("Unable to create audio channel");
}
soundClock = NULL;
SndChannelPtr chan = NULL;
SndCommand cmd;
OSErr err;
Uint8 *zero = NULL;
Uint8 *one = NULL;
cmd.cmd = clockComponentCmd;
cmd.param1 = true;
cmd.param2 = 0;
err |= SndDoImmediate(channel, &cmd);
for (unsigned i=0; i<initialQTSoundChannels; ++i) {
channelInfo *info = new channelInfo;
cmd.cmd = getClockComponentCmd;
cmd.param1 = 0;
cmd.param2 = reinterpret_cast<long>(&clock);
err |= SndDoImmediate(channel, &cmd);
last_pos = 0;
memset(&info->header, 0, sizeof(&info->header));
info->header.numChannels = channels;
info->header.sampleSize = samplesize / channels;
info->header.sampleRate = rate44khz; /* really 44.1kHz */
info->header.numFrames = samples;
info->header.encode = cmpSH;
cmd.cmd = callBackCmd;
cmd.param2 = 0;
err |= SndDoCommand(channel, &cmd, false);
if (useMultipleChannels || zero == NULL) {
zero = new Uint8[buffersize];
one = new Uint8[buffersize];
memset(zero, 0, buffersize);
memset(one, 0, buffersize);
}
info->buffer[0] = zero;
info->buffer[1] = one;
if (useMultipleChannels || chan == NULL) {
chan = new SndChannel;
chan->userInfo = reinterpret_cast<long>(info);
chan->qLength = SndCommand_qLength;
err = SndNewChannel(&chan, sampledSynth, initStereo, callback);
if (err != noErr) {
SAFE_DELETE(info->channel);
RageException::ThrowNonfatal("Unable to create audio channel. THIS IS A BUG!");
}
}
info->channel = chan;
if (!soundClock) {
cmd.cmd = clockComponentCmd;
cmd.param1 = true;
cmd.param2 = 0;
err |= SndDoImmediate(info->channel, &cmd);
cmd.cmd = getClockComponentCmd;
cmd.param1 = 0;
cmd.param2 = reinterpret_cast<long>(&soundClock);
err |= SndDoImmediate(info->channel, &cmd);
}
if (err != noErr)
RageException::ThrowNonfatal("Unable to create audio channel. THIS IS A BUG!");
free_channels.push_back(info);
}
ASSERT(free_channels.size() == initialQTSoundChannels);
playing_channels.reserve(initialQTSoundChannels);
if (!useMultipleChannels) { /* start the callbacks */
cmd.cmd = callBackCmd;
cmd.param1 = 0;
cmd.param2 = 0;
err |= SndDoCommand(chan, &cmd, false);
}
if (err != noErr)
RageException::ThrowNonfatal("Unable to create audio channel");*/
}
RageSound_QT::~RageSound_QT() {
LockMutex L(SOUNDMAN->lock);
int size = playing_channels.size();
for (int i=0; i<size; ++i) {
channelInfo *info = playing_channels.back();
playing_channels.pop_back();
if (info->channel)
SndDisposeChannel(info->channel, true);
SAFE_DELETE_ARRAY(info->buffer[0]);
SAFE_DELETE_ARRAY(info->buffer[1]);
}
size = free_channels.size();
for (int i=0; i<size; ++i) {
channelInfo *info = free_channels.back();
free_channels.pop_back();
if (info->channel)
SndDisposeChannel(info->channel, true);
SAFE_DELETE_ARRAY(info->buffer[0]);
SAFE_DELETE_ARRAY(info->buffer[1]);
if (!useMultipleChannels)
break;
}
/*if (channel)
SndDisposeChannel(channel, true);
SAFE_DELETE_ARRAY(buffer[0]);
SAFE_DELETE_ARRAY(buffer[1]);
if (soundOutput)
CloseComponent(soundOutput);
if (soundClock)
CloseComponent(soundClock);
CloseComponent(soundOutput);*/
}
void RageSound_QT::GetData(SndChannelPtr chan, SndCommand *cmd_passed) {
void RageSound_QT::GetData(SndChannel *chan, SndCommand *cmd_passed) {
/*while (!SOUNDMAN)
SDL_Delay(10);
LockMutex L(SOUNDMAN->lock);
register OSErr err = noErr;
static bool gettingData=false;
static int recursiveCalls = 0;
if (gettingData) {
@@ -169,260 +107,109 @@ void RageSound_QT::GetData(SndChannelPtr chan, SndCommand *cmd_passed) {
RageException::Throw("GetData() called recursively too many times.");
} else
recursiveCalls = 0;
gettingData=true;
channelInfo *info = reinterpret_cast<channelInfo *>(chan->userInfo);
ASSERT(info);
LOG->Trace("GetData() sound 0x%X", reinterpret_cast<long>(info->snd));
gettingData = true;
static SoundMixBuffer mix;
RageSound_QT *P = reinterpret_cast<RageSound_QT *>(chan->userInfo);
fill_me = cmd_passed->param2;
UInt32 play_me = !fill_me;
if (!P->last_pos){
TimeRecord tr;
ClockGetTime(P->clock, &tr);
UInt64 temp = tr.value.hi;
temp <<= 32;
temp |= tr.value.lo;
double d = static_cast<double>(temp)/tr.scale*freq;
temp = static_cast<UInt64>(d);
P->last_pos = static_cast<UInt32>(temp % 0x00000000FFFFFFFFLL);
} else
P->last_pos += samples;
/* Swap buffers * /
header.samplePtr = reinterpret_cast<Ptr>(buffer[play_me]);
SndCommand cmd;
register UInt32 play_me;
cmd.cmd = bufferCmd;
cmd.param1 = 0;
cmd.param2 = reinterpret_cast<long>(&header);
SndDoCommand(chan, &cmd, 0);
if (cmd_passed != NULL) {
info->fill_me = cmd_passed->param2;
play_me = !info->fill_me;
info->header.samplePtr = reinterpret_cast<Ptr>(info->buffer[play_me]);
cmd.cmd = bufferCmd;
cmd.param1 = 0;
cmd.param2 = reinterpret_cast<long>(&info->header);
LOG->Trace("Sending bufferCmd sound 0x%X", reinterpret_cast<long>(info->snd));
err = SndDoCommand(chan, &cmd, false);
if (err != noErr)
goto bail;
}
/* Clear the fill buffer * /
memset(buffer[fill_me], 0, buffersize);
if (info->stopping){
LOG->Trace("Stopping");
return; /* We're done */
}
for (unsigned i=0; i<P->sounds.size(); ++i) {
if (P->sounds[i]->stopping)
continue;
/* Clear the fill buffer */
memset(info->buffer[info->fill_me], 0, buffersize);
if (useMultipleChannels) {
if (!info->last_pos){
TimeRecord tr;
ClockGetTime(soundClock, &tr);
info->start_time = tr.value.hi;
info->start_time <<= 32;
info->start_time |= tr.value.lo;
unsigned got = P->sounds[i]->snd->GetPCM(reinterpret_cast<char *>(buffer[fill_me]), buffersize, P->last_pos);
mix.write(reinterpret_cast<SInt16 *>(buffer[fill_me]), got / 2);
if (got < buffersize) {
P->sounds[i]->stopping = true;
P->sounds[i]->flush_pos = P->last_pos + (got * 8 / samplesize);
}
LOG->Trace("About to GetPCM() sound 0x%X", reinterpret_cast<long>(info->snd));
register int got = info->snd->GetPCM(reinterpret_cast<char *>(info->buffer[info->fill_me]), buffersize, info->last_pos);
LOG->Trace("Got %D bytes", got);
if (static_cast<unsigned>(got) < buffersize) {
info->stopping = true;
info->flush_pos = info->last_pos + (got * 8 / samplesize); /* (got / (samplesize / 8)) */
}
info->last_pos += samples;
} else {
static SoundMixBuffer mix;
register int size = playing_channels.size();
for (int i=0; i<size; ++i) {
channelInfo *info2 = playing_channels[i];
if (!info2->last_pos){
TimeRecord tr;
ClockGetTime(soundClock, &tr);
info2->start_time = tr.value.hi;
info2->start_time <<= 32;
info2->start_time |= tr.value.lo;
}
LOG->Trace("About to GetPCM() sound 0x%X", reinterpret_cast<long>(info2->snd));
register int got = info2->snd->GetPCM(reinterpret_cast<char *>(info->buffer[info->fill_me]), buffersize, info2->last_pos);
LOG->Trace("Got %D bytes", got);
if (static_cast<unsigned>(got) < buffersize) {
info2->stopping = true;
info2->flush_pos = info2->last_pos + (got * 8 / samplesize);
}
mix.write(reinterpret_cast<Sint16 *>(info->buffer[info->fill_me]), got / 2);
info2->last_pos += samples;
}
mix.read(reinterpret_cast<Sint16 *>(info->buffer[info->fill_me]));
}
if (cmd_passed != NULL) {
cmd.cmd = callBackCmd;
cmd.param2 = play_me;
LOG->Trace("Sending callBackCmd sound 0x%X", reinterpret_cast<long>(info->snd));
err = SndDoCommand(chan, &cmd, false);
if (err != noErr)
goto bail;
}
gettingData=false;
return;
mix.read(reinterpret_cast<SInt16 *>(buffer[fill_me]));
bail:
RageException::Throw("SndDoCommand failed with error %d", err);
cmd.cmd = callBackCmd;
cmd.param2 = play_me;
SndDoCommand(chan, &cmd, 0);
gettingData=false;*/
}
void RageSound_QT::StartMixing(RageSound *snd) {
/*sound *s = new sound;
s->snd = snd;
LockMutex L(SOUNDMAN->lock);
LOG->Trace("StartMixing(). Mixing sound 0x%X", reinterpret_cast<long>(snd));
SndCommand cmd;
channelInfo *info;
if (free_channels.size()) {
info = free_channels.front();
free_channels.pop_front();
} else { /* No free audio channels, create another */
LOG->Warn("Out of audio channels, creating channel number %D", playing_channels.size()+1);
info = new channelInfo;
memset(&info->header, 0, sizeof(&info->header));
info->header.numChannels = channels;
info->header.sampleSize = samplesize / channels;
info->header.sampleRate = rate44khz; /* really 44.1kHz */
info->header.numFrames = samples;
info->header.encode = cmpSH;
info->buffer[0] = new Uint8[buffersize];
info->buffer[1] = new Uint8[buffersize];
memset(info->buffer[0], 0, buffersize);
memset(info->buffer[1], 0, buffersize);
if (useMultipleChannels) {
info->channel = new SndChannel;
info->channel->userInfo = reinterpret_cast<long>(info);
info->channel->qLength = SndCommand_qLength;
register OSErr err = SndNewChannel(&(info->channel), sampledSynth, initStereo, NewSndCallBackUPP(GetData));
if (err != noErr) {
SAFE_DELETE(info->channel);
RageException::Throw("Unable to create audio channel. THIS IS A BUG.");
}
}
}
info->reset();
info->snd = snd;
/* Fill the first buffer with data */
playing_channels.push_back(info);
if (useMultipleChannels) {
GetData(info->channel, NULL);
cmd.cmd = callBackCmd;
cmd.param1 = 0;
cmd.param2 = !info->fill_me;
SndDoCommand(info->channel, &cmd, 0); /* command queue is empty */
}
sounds.push_back(s);
LOG->Trace("There are %D sounds playing", sounds.size());*/
}
void RageSound_QT::StopMixing(RageSound *snd) {
LockMutex L(SOUNDMAN->lock);
LOG->Trace("StopMixing(). Stopping sound 0x%X", reinterpret_cast<long>(snd));
/* Find the sound. */
int size = playing_channels.size();
int i;
channelInfo *info;
/*LockMutex L(SOUNDMAN->lock);
for (i=0; i<=size; ++i)
if ((info=playing_channels[i])->snd == snd)
break;
if (i==size) {
LOG->Trace("Not stopping a sound because it's not playing.");
/* Find the sound. * /
unsigned i;
for(i = 0; i < sounds.size(); ++i)
if(sounds[i]->snd == snd) break;
if(i == sounds.size())
{
LOG->Trace("not stopping a sound because it's not playing");
return;
}
playing_channels.erase(playing_channels.begin()+i);
if (useMultipleChannels) {
SndCommand cmd;
cmd.cmd = flushCmd;
cmd.param1 = 0;
cmd.param2 = 0;
LOG->Trace("Flushing channel with song %X", reinterpret_cast<long>(snd));
SndDoImmediate(info->channel, &cmd);
cmd.cmd = quietCmd;
SndDoImmediate(info->channel, &cmd);
}
free_channels.push_back(info);
delete sounds[i];
sounds.erase(sounds.begin()+i, sounds.begin()+i+1);
LOG->Trace("There are %D sounds playing", sounds.size());*/
}
void RageSound_QT::Update(float delta) {
#pragma unused (delta)
LockMutex L(SOUNDMAN->lock);
/*LockMutex L(SOUNDMAN->lock);
vector<channelInfo *> playing = playing_channels;
int size = playing.size();
for (int i=0; i<size; ++i) {
channelInfo *info = playing[i];
if (info->stopping != 0)
vector<sound *>snds = sounds;
for (unsigned i = 0; i < snds.size(); ++i) {
if (!sounds[i]->stopping)
continue;
if (GetPosition(info->snd) < info->flush_pos)
if (GetPosition(snds[i]->snd) < sounds[i]->flush_pos)
continue;
info->snd->StopPlaying();
}
snds[i]->snd->StopPlaying();
}*/
}
int RageSound_QT::GetPosition(const RageSound *snd) const {
LockMutex L(SOUNDMAN->lock);
TimeRecord tr;
ClockGetTime(soundClock, &tr);
UInt64 time = tr.value.hi;
time <<= 32;
time |= tr.value.lo;
/* Find the info */
register int size = playing_channels.size();
register int i;
channelInfo *info;
for (i=0; i<size; ++i)
if ((info = playing_channels[i])->snd == snd)
break;
if (i == size)
RageException::Throw("Can't get the position of a sound that isn't playing");
LOG->Trace("GetPosition() sound 0x%X", reinterpret_cast<long>(snd));
time -= info->start_time; /* Now time contains the total time the sound was played. */
time = time * freq / tr.scale; /* Now time contains the number of samples played. */
return static_cast<int>(time % 0x00000000FFFFFFFFLL);
#pragma unused (snd)
/*TimeRecord tr;
ClockGetTime(clock, &tr);
UInt64 temp = tr.value.hi;
temp <<= 32;
temp |= tr.value.lo;
double d = static_cast<double>(temp)/tr.scale*freq;
temp = static_cast<UInt64>(d);
return static_cast<UInt32>(temp % 0x00000000FFFFFFFFLL);*/
}
float RageSound_QT::GetPlayLatency() const {
return latency;
//return latency;
}
/* Pascal code from SoundManager docs.
FUNCTION MyCanPlayMultiChannels: Boolean;
VAR
myResponse: LongInt;
myResult: Boolean;
myErr: OSErr;
myVersion: NumVersion;
BEGIN
myResult := FALSE;
myVersion := SndSoundManagerVersion;
myErr := Gestalt(gestaltSoundAttr, myResponse);
IF myVersion.majorRev >= 3 THEN
IF (myErr = noErr) AND (BTst(myResponse, gestaltMultiChannels)) THEN
myResult := TRUE
ELSE
BEGIN
myErr := Gestalt(gestaltHardwareAttr, myResponse);
IF (myErr = noErr) AND (BTst(myResponse, gestaltHasASC)) THEN
myResult := TRUE
END;
MyCanPlayMultiChannels := myResult;
END;
*/
bool canPlayMultiChannels(){
register long response;
register OSErr err;
NumVersion version;
register bool result;
result = false;
version = SndSoundManagerVersion();
err = Gestalt(gestaltSoundAttr, &response);
if (version.majorRev >= 3){
if((err == noErr) && (response & gestaltMultiChannels == gestaltMultiChannels))
result = true;
} else {
err = Gestalt(gestaltHardwareAttr, &response);
if ((err == noErr) && (response & gestaltHasASC == gestaltHasASC))
result = true;
}
return result;
}
stepmania/src/arch/Sound/RageSoundDriver_QT.h
+29 -20
View File
@@ -4,43 +4,52 @@
* RageSoundDriver_QT.h
* stepmania
*
* Use multiple Sound Manager channels to output sound.
*
* Created by Steve Checkoway on Mon Jun 23 2003.
* Copyright (c) 2003 Steve Checkoway. All rights reserved.
*
*/
#include "global.h"
/* ugh, what a hack! QT includes Carbon/Carbon.h which
* has defs for a few things defined in RageUtil.h which
* is included in arch.cpp along w/ (eventually) this.
* How do I do this without using phony namespaces?
* --Steve
*/
* has defs for a few things defined in RageUtil.h which
* is included in arch.cpp along w/ (eventually) this.
* How do I do this without using phony namespaces?
* --Steve
*/
namespace QT {
#include <QuickTime/QuickTime.h>
}
#include "RageSound.h"
#include "RageSoundDriver.h"
class RageSound_QT: public RageSoundDriver {
private:
QT::ComponentInstance soundOutput;
float latency;
struct sound {
RageSound *snd;
bool stopping;
int flush_pos;
sound() { snd=NULL; stopping=false; flush_pos=0; }
};
vector<sound *> sounds;
QT::ComponentInstance clock;
QT::ComponentInstance soundOutput;
QT::SndChannelPtr channel;
int last_pos;
float latency;
protected:
virtual void StartMixing(RageSound *snd);
virtual void StopMixing(RageSound *snd);
virtual int GetPosition(const RageSound *snd) const;
virtual void Update (float delta);
virtual float GetPlayLatency() const;
virtual void StartMixing(RageSound *snd);
virtual void StopMixing(RageSound *snd);
virtual int GetPosition(const RageSound *snd) const;
virtual void Update (float delta);
virtual float GetPlayLatency() const;
public:
RageSound_QT();
virtual ~RageSound_QT();
static void GetData(QT::SndChannel *chan, QT::SndCommand *cmd_passed);
RageSound_QT();
virtual ~RageSound_QT();
static void GetData(QT::SndChannel *chan, QT::SndCommand *cmd_passed);
};
bool canPlayMultiChannels();
#endif /* RAGE_SOUND_QT */
stepmania/src/arch/Sound/RageSoundDriver_QT1.cpp
+213
View File
@@ -0,0 +1,213 @@
/*
* RageSoundDriver_QT.cpp
* stepmania
*
* Created by Steve Checkoway on Mon Jun 23 2003.
* Copyright (c) 2003 Steve Checkoway. All rights reserved.
*
*/
#include "global.h"
#include "RageSoundDriver_QT1.h"
#include "RageLog.h"
#include "RageUtil.h"
#include "RageLog.h"
#include <QuickTime/QuickTime.h>
#include <stdlib.h>
/* Ugh */
using namespace QT;
const unsigned channels = 2;
const unsigned samplesize = channels*16;
const unsigned samples = 512;
const unsigned freq = 44100;
const unsigned buffersize = samples*samplesize/8;
/* Oh boy! dealing with memory at inturupt time. What fun! */
#pragma options align=power
static volatile Uint32 fill_me = 0;
static UInt8 *buffer[2];
static CmpSoundHeader header;
RageSound_QT1::RageSound_QT1() {
SndCallBackUPP callback;
callback = NewSndCallBackUPP(GetData);
memset(&header, 0, sizeof(header));
header.numChannels = channels;
header.sampleSize = samplesize / channels;
header.sampleRate = rate44khz; /* really 44.1kHz */
header.numFrames = samples;
header.encode = cmpSH;
buffer[0] = new Uint8[buffersize];
buffer[1] = new Uint8[buffersize];
memset(buffer[0], 0, buffersize);
memset(buffer[1], 0, buffersize);
channel = new SndChannel;
channel->userInfo = reinterpret_cast<long>(this);
channel->qLength = 2;
soundOutput = OpenDefaultComponent(kSoundOutputDeviceType, NULL);
ASSERT(soundOutput != NULL);
TimeRecord record;
SoundComponentGetInfo(soundOutput, NULL, siOutputLatency, &record);
latency = record.value.lo / record.scale;
latency += samples / freq; /* double buffer */
OSErr err = SndNewChannel(&channel, sampledSynth, initStereo, callback);
if (err != noErr) {
delete channel;
channel = NULL;
RageException::ThrowNonfatal("Unable to create audio channel");
}
SndCommand cmd;
cmd.cmd = clockComponentCmd;
cmd.param1 = true;
cmd.param2 = 0;
err |= SndDoImmediate(channel, &cmd);
cmd.cmd = getClockComponentCmd;
cmd.param1 = 0;
cmd.param2 = reinterpret_cast<long>(&clock);
err |= SndDoImmediate(channel, &cmd);
last_pos = 0;
cmd.cmd = callBackCmd;
cmd.param2 = 0;
err |= SndDoCommand(channel, &cmd, false);
if (err != noErr)
RageException::ThrowNonfatal("Unable to create audio channel");
}
RageSound_QT1::~RageSound_QT1() {
if (channel)
SndDisposeChannel(channel, true);
SAFE_DELETE_ARRAY(buffer[0]);
SAFE_DELETE_ARRAY(buffer[1]);
if (soundOutput)
CloseComponent(soundOutput);
}
void RageSound_QT1::GetData(SndChannel *chan, SndCommand *cmd_passed) {
while (!SOUNDMAN)
SDL_Delay(10);
LockMutex L(SOUNDMAN->lock);
static bool gettingData=false;
static int recursiveCalls = 0;
if (gettingData) {
LOG->Warn( "GetData() called recursively %D times.", ++recursiveCalls);
if (recursiveCalls >=10)
RageException::Throw("GetData() called recursively too many times.");
} else
recursiveCalls = 0;
gettingData = true;
static SoundMixBuffer mix;
RageSound_QT1 *P = reinterpret_cast<RageSound_QT1 *>(chan->userInfo);
fill_me = cmd_passed->param2;
UInt32 play_me = !fill_me;
if (!P->last_pos){
TimeRecord tr;
ClockGetTime(P->clock, &tr);
UInt64 temp = tr.value.hi;
temp <<= 32;
temp |= tr.value.lo;
double d = static_cast<double>(temp)/tr.scale*freq;
temp = static_cast<UInt64>(d);
P->last_pos = static_cast<UInt32>(temp % 0x00000000FFFFFFFFLL);
} else
P->last_pos += samples;
/* Swap buffers */
header.samplePtr = reinterpret_cast<Ptr>(buffer[play_me]);
SndCommand cmd;
cmd.cmd = bufferCmd;
cmd.param1 = 0;
cmd.param2 = reinterpret_cast<long>(&header);
SndDoCommand(chan, &cmd, 0);
/* Clear the fill buffer */
memset(buffer[fill_me], 0, buffersize);
for (unsigned i=0; i<P->sounds.size(); ++i) {
if (P->sounds[i]->stopping)
continue;
unsigned got = P->sounds[i]->snd->GetPCM(reinterpret_cast<char *>(buffer[fill_me]), buffersize, P->last_pos);
mix.write(reinterpret_cast<SInt16 *>(buffer[fill_me]), got / 2);
if (got < buffersize) {
P->sounds[i]->stopping = true;
P->sounds[i]->flush_pos = P->last_pos + (got * 8 / samplesize);
}
}
mix.read(reinterpret_cast<SInt16 *>(buffer[fill_me]));
cmd.cmd = callBackCmd;
cmd.param2 = play_me;
SndDoCommand(chan, &cmd, 0);
gettingData=false;
}
void RageSound_QT1::StartMixing(RageSound *snd) {
sound *s = new sound;
s->snd = snd;
LockMutex L(SOUNDMAN->lock);
sounds.push_back(s);
LOG->Trace("There are %D sounds playing", sounds.size());
}
void RageSound_QT1::StopMixing(RageSound *snd) {
LockMutex L(SOUNDMAN->lock);
/* Find the sound. */
unsigned i;
for(i = 0; i < sounds.size(); ++i)
if(sounds[i]->snd == snd) break;
if(i == sounds.size())
{
LOG->Trace("not stopping a sound because it's not playing");
return;
}
delete sounds[i];
sounds.erase(sounds.begin()+i, sounds.begin()+i+1);
LOG->Trace("There are %D sounds playing", sounds.size());
}
void RageSound_QT1::Update(float delta) {
#pragma unused (delta)
LockMutex L(SOUNDMAN->lock);
vector<sound *>snds = sounds;
for (unsigned i = 0; i < snds.size(); ++i) {
if (!sounds[i]->stopping)
continue;
if (GetPosition(snds[i]->snd) < sounds[i]->flush_pos)
continue;
snds[i]->snd->StopPlaying();
}
}
int RageSound_QT1::GetPosition(const RageSound *snd) const {
#pragma unused (snd)
TimeRecord tr;
ClockGetTime(clock, &tr);
UInt64 temp = tr.value.hi;
temp <<= 32;
temp |= tr.value.lo;
double d = static_cast<double>(temp)/tr.scale*freq;
temp = static_cast<UInt64>(d);
return static_cast<UInt32>(temp % 0x00000000FFFFFFFFLL);
}
float RageSound_QT1::GetPlayLatency() const {
return latency;
}
stepmania/src/arch/Sound/RageSoundDriver_QT1.h
+55
View File
@@ -0,0 +1,55 @@
#ifndef RAGE_SOUND_QT1
#define RAGE_SOUND_QT1
/*
* RageSoundDriver_QT1.h
* stepmania
*
* Use only a single Sound Manager channel to output sound.
*
* Created by Steve Checkoway on Mon Jun 23 2003.
* Copyright (c) 2003 Steve Checkoway. All rights reserved.
*
*/
/* ugh, what a hack! QT includes Carbon/Carbon.h which
* has defs for a few things defined in RageUtil.h which
* is included in arch.cpp along w/ (eventually) this.
* How do I do this without using phony namespaces?
* --Steve
*/
namespace QT {
#include <QuickTime/QuickTime.h>
}
#include "RageSound.h"
#include "RageSoundDriver.h"
class RageSound_QT1: public RageSoundDriver {
private:
struct sound {
RageSound *snd;
bool stopping;
int flush_pos;
sound() { snd=NULL; stopping=false; flush_pos=0; }
};
vector<sound *> sounds;
QT::ComponentInstance clock;
QT::ComponentInstance soundOutput;
QT::SndChannelPtr channel;
int last_pos;
float latency;
protected:
virtual void StartMixing(RageSound *snd);
virtual void StopMixing(RageSound *snd);
virtual int GetPosition(const RageSound *snd) const;
virtual void Update (float delta);
virtual float GetPlayLatency() const;
public:
RageSound_QT1();
virtual ~RageSound_QT1();
static void GetData(QT::SndChannel *chan, QT::SndCommand *cmd_passed);
};
#endif /* RAGE_SOUND_QT1 */
stepmania/src/arch/arch.cpp
+8 -9
View File
@@ -76,18 +76,17 @@ RageSoundDriver *MakeRageSoundDriver(CString drivers)
#ifdef RAGE_SOUND_QT
if(!DriversToTry[i].CompareNoCase("QT")) ret = new RageSound_QT;
#endif
/*#ifdef RAGE_SOUND_SDL
if(!DriversToTry[i].CompareNoCase("SDL")) ret = new RageSound_SDL;
#endif*/
if(!DriversToTry[i].CompareNoCase("Null")) ret = new RageSound_Null;
if( !ret )
LOG->Warn("Unknown sound driver name: %s", DriversToTry[i].c_str());
}
catch(const RageException &e) {
#ifdef RAGE_SOUND_QT1
if(!DriversToTry[i].CompareNoCase("QT1")) ret = new RageSound_QT1;
#endif
if(!DriversToTry[i].CompareNoCase("Null")) ret = new RageSound_Null;
if( !ret )
LOG->Warn("Unknown sound driver name: %s", DriversToTry[i].c_str());
} catch(const RageException &e) {
LOG->Info("Couldn't load driver %s: %s", DriversToTry[i].c_str(), e.what());
}
}
if(ret)
LOG->Info("Sound driver: %s", Driver.c_str());
stepmania/src/arch/arch_darwin.h
+1 -1
View File
@@ -10,7 +10,7 @@
*
*/
//#include "Sound/RageSoundDriver_QT_old.h"
#include "Sound/RageSoundDriver_QT1.h"
#include "Sound/RageSoundDriver_QT.h"
#include "LoadingWindow/LoadingWindow_Cocoa.h"