mirror of
https://github.com/ZDoom/qzdoom-gpl.git
synced 2024-12-12 05:02:11 +00:00
755 lines
20 KiB
C++
755 lines
20 KiB
C++
#ifdef _WIN32
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#define WIN32_LEAN_AND_MEAN
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#define USE_WINDOWS_DWORD
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#if defined(_WIN32_WINNT) && _WIN32_WINNT < 0x0400
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#undef _WIN32_WINNT
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#endif
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#ifndef _WIN32_WINNT
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#define _WIN32_WINNT 0x0400
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#endif
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#ifndef USE_WINDOWS_DWORD
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#define USE_WINDOWS_DWORD
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#endif
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#include <windows.h>
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#include <mmsystem.h>
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#else
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#include <SDL.h>
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#define FALSE 0
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#define TRUE 1
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#endif
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#include "tempfiles.h"
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#include "oplsynth/opl_mus_player.h"
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#include "c_cvars.h"
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#include "mus2midi.h"
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#include "i_sound.h"
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#include "i_music.h"
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#include "s_sound.h"
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void I_InitMusicWin32 ();
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void I_ShutdownMusicWin32 ();
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extern float relative_volume;
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EXTERN_CVAR (Float, timidity_mastervolume)
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// A device that provides a WinMM-like MIDI streaming interface -------------
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#ifndef _WIN32
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struct MIDIHDR
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{
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BYTE *lpData;
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DWORD dwBufferLength;
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DWORD dwBytesRecorded;
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MIDIHDR *lpNext;
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};
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enum
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{
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MOD_MIDIPORT = 1,
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MOD_SYNTH,
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MOD_SQSYNTH,
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MOD_FMSYNTH,
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MOD_MAPPER,
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MOD_WAVETABLE,
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MOD_SWSYNTH
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};
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typedef BYTE *LPSTR;
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#define MEVT_TEMPO ((BYTE)1)
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#define MEVT_NOP ((BYTE)2)
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#define MEVT_LONGMSG ((BYTE)128)
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#define MEVT_EVENTTYPE(x) ((BYTE)((x) >> 24))
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#define MEVT_EVENTPARM(x) ((x) & 0xffffff)
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#define MOM_DONE 969
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#else
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// w32api does not define these
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#ifndef MOD_WAVETABLE
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#define MOD_WAVETABLE 6
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#define MOD_SWSYNTH 7
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#endif
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#endif
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class MIDIStreamer;
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class MIDIDevice
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{
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public:
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MIDIDevice();
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virtual ~MIDIDevice();
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virtual int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata) = 0;
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virtual void Close() = 0;
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virtual bool IsOpen() const = 0;
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virtual int GetTechnology() const = 0;
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virtual int SetTempo(int tempo) = 0;
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virtual int SetTimeDiv(int timediv) = 0;
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virtual int StreamOut(MIDIHDR *data) = 0;
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virtual int StreamOutSync(MIDIHDR *data) = 0;
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virtual int Resume() = 0;
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virtual void Stop() = 0;
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virtual int PrepareHeader(MIDIHDR *data);
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virtual int UnprepareHeader(MIDIHDR *data);
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virtual bool FakeVolume();
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virtual bool Pause(bool paused) = 0;
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virtual bool NeedThreadedCallback();
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virtual void PrecacheInstruments(const WORD *instruments, int count);
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virtual void TimidityVolumeChanged();
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virtual void FluidSettingInt(const char *setting, int value);
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virtual void FluidSettingNum(const char *setting, double value);
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virtual void FluidSettingStr(const char *setting, const char *value);
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virtual bool Preprocess(MIDIStreamer *song, bool looping);
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virtual FString GetStats();
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};
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// WinMM implementation of a MIDI output device -----------------------------
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#ifdef _WIN32
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class WinMIDIDevice : public MIDIDevice
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{
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public:
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WinMIDIDevice(int dev_id);
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~WinMIDIDevice();
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int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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void Close();
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bool IsOpen() const;
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int GetTechnology() const;
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int SetTempo(int tempo);
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int SetTimeDiv(int timediv);
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int StreamOut(MIDIHDR *data);
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int StreamOutSync(MIDIHDR *data);
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int Resume();
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void Stop();
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int PrepareHeader(MIDIHDR *data);
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int UnprepareHeader(MIDIHDR *data);
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bool FakeVolume();
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bool NeedThreadedCallback();
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bool Pause(bool paused);
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void PrecacheInstruments(const WORD *instruments, int count);
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protected:
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static void CALLBACK CallbackFunc(HMIDIOUT, UINT, DWORD_PTR, DWORD, DWORD);
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HMIDISTRM MidiOut;
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UINT DeviceID;
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DWORD SavedVolume;
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bool VolumeWorks;
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void (*Callback)(unsigned int, void *, DWORD, DWORD);
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void *CallbackData;
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};
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#endif
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// Base class for pseudo-MIDI devices ---------------------------------------
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class PseudoMIDIDevice : public MIDIDevice
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{
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public:
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PseudoMIDIDevice();
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~PseudoMIDIDevice();
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void Close();
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bool IsOpen() const;
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int GetTechnology() const;
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bool Pause(bool paused);
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int Resume();
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void Stop();
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int StreamOut(MIDIHDR *data);
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int StreamOutSync(MIDIHDR *data);
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int SetTempo(int tempo);
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int SetTimeDiv(int timediv);
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FString GetStats();
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protected:
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SoundStream *Stream;
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bool Started;
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bool bLooping;
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};
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// FMOD pseudo-MIDI device --------------------------------------------------
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class FMODMIDIDevice : public PseudoMIDIDevice
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{
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public:
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int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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bool Preprocess(MIDIStreamer *song, bool looping);
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};
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// MIDI file played with TiMidity++ and possibly streamed through FMOD ------
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class TimidityPPMIDIDevice : public PseudoMIDIDevice
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{
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public:
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TimidityPPMIDIDevice();
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~TimidityPPMIDIDevice();
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int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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bool Preprocess(MIDIStreamer *song, bool looping);
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bool IsOpen() const;
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int Resume();
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void Stop();
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bool IsOpen();
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void TimidityVolumeChanged();
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protected:
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bool LaunchTimidity();
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FTempFileName DiskName;
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#ifdef _WIN32
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HANDLE ReadWavePipe;
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HANDLE WriteWavePipe;
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HANDLE ChildProcess;
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bool Validated;
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bool ValidateTimidity();
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#else // _WIN32
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int WavePipe[2];
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pid_t ChildProcess;
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#endif
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FString CommandLine;
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size_t LoopPos;
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static bool FillStream(SoundStream *stream, void *buff, int len, void *userdata);
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#ifdef _WIN32
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static const char EventName[];
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#endif
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};
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// Base class for software synthesizer MIDI output devices ------------------
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class SoftSynthMIDIDevice : public MIDIDevice
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{
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public:
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SoftSynthMIDIDevice();
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~SoftSynthMIDIDevice();
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void Close();
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bool IsOpen() const;
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int GetTechnology() const;
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int SetTempo(int tempo);
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int SetTimeDiv(int timediv);
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int StreamOut(MIDIHDR *data);
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int StreamOutSync(MIDIHDR *data);
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int Resume();
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void Stop();
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bool Pause(bool paused);
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protected:
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FCriticalSection CritSec;
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SoundStream *Stream;
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double Tempo;
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double Division;
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double SamplesPerTick;
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double NextTickIn;
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MIDIHDR *Events;
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bool Started;
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DWORD Position;
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int SampleRate;
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void (*Callback)(unsigned int, void *, DWORD, DWORD);
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void *CallbackData;
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virtual void CalcTickRate();
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int PlayTick();
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int OpenStream(int chunks, int flags, void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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static bool FillStream(SoundStream *stream, void *buff, int len, void *userdata);
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virtual bool ServiceStream (void *buff, int numbytes);
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virtual void HandleEvent(int status, int parm1, int parm2) = 0;
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virtual void HandleLongEvent(const BYTE *data, int len) = 0;
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virtual void ComputeOutput(float *buffer, int len) = 0;
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};
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// OPL implementation of a MIDI output device -------------------------------
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class OPLMIDIDevice : public SoftSynthMIDIDevice, protected OPLmusicBlock
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{
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public:
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OPLMIDIDevice();
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int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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void Close();
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int GetTechnology() const;
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FString GetStats();
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protected:
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void CalcTickRate();
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int PlayTick();
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void HandleEvent(int status, int parm1, int parm2);
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void HandleLongEvent(const BYTE *data, int len);
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void ComputeOutput(float *buffer, int len);
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bool ServiceStream(void *buff, int numbytes);
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};
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// OPL dumper implementation of a MIDI output device ------------------------
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class OPLDumperMIDIDevice : public OPLMIDIDevice
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{
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public:
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OPLDumperMIDIDevice(const char *filename);
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~OPLDumperMIDIDevice();
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int Resume();
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void Stop();
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};
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// Internal TiMidity MIDI device --------------------------------------------
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namespace Timidity { struct Renderer; }
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class TimidityMIDIDevice : public SoftSynthMIDIDevice
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{
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public:
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TimidityMIDIDevice();
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~TimidityMIDIDevice();
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int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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void PrecacheInstruments(const WORD *instruments, int count);
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FString GetStats();
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protected:
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Timidity::Renderer *Renderer;
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void HandleEvent(int status, int parm1, int parm2);
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void HandleLongEvent(const BYTE *data, int len);
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void ComputeOutput(float *buffer, int len);
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};
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// Internal TiMidity disk writing version of a MIDI device ------------------
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class TimidityWaveWriterMIDIDevice : public TimidityMIDIDevice
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{
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public:
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TimidityWaveWriterMIDIDevice(const char *filename, int rate);
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~TimidityWaveWriterMIDIDevice();
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int Resume();
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void Stop();
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protected:
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FILE *File;
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};
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// FluidSynth implementation of a MIDI device -------------------------------
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#ifdef HAVE_FLUIDSYNTH
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#ifndef DYN_FLUIDSYNTH
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#include <fluidsynth.h>
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#else
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struct fluid_settings_t;
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struct fluid_synth_t;
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#endif
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class FluidSynthMIDIDevice : public SoftSynthMIDIDevice
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{
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public:
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FluidSynthMIDIDevice();
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~FluidSynthMIDIDevice();
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int Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata);
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FString GetStats();
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void FluidSettingInt(const char *setting, int value);
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void FluidSettingNum(const char *setting, double value);
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void FluidSettingStr(const char *setting, const char *value);
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protected:
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void HandleEvent(int status, int parm1, int parm2);
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void HandleLongEvent(const BYTE *data, int len);
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void ComputeOutput(float *buffer, int len);
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int LoadPatchSets(const char *patches);
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fluid_settings_t *FluidSettings;
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fluid_synth_t *FluidSynth;
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#ifdef DYN_FLUIDSYNTH
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enum { FLUID_FAILED = -1, FLUID_OK = 0 };
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fluid_settings_t *(STACK_ARGS *new_fluid_settings)();
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fluid_synth_t *(STACK_ARGS *new_fluid_synth)(fluid_settings_t *);
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int (STACK_ARGS *delete_fluid_synth)(fluid_synth_t *);
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void (STACK_ARGS *delete_fluid_settings)(fluid_settings_t *);
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int (STACK_ARGS *fluid_settings_setnum)(fluid_settings_t *, const char *, double);
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int (STACK_ARGS *fluid_settings_setstr)(fluid_settings_t *, const char *, const char *);
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int (STACK_ARGS *fluid_settings_setint)(fluid_settings_t *, const char *, int);
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int (STACK_ARGS *fluid_settings_getstr)(fluid_settings_t *, const char *, char **);
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int (STACK_ARGS *fluid_settings_getint)(fluid_settings_t *, const char *, int *);
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int (STACK_ARGS *fluid_synth_set_interp_method)(fluid_synth_t *, int, int);
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int (STACK_ARGS *fluid_synth_set_polyphony)(fluid_synth_t *, int);
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int (STACK_ARGS *fluid_synth_get_polyphony)(fluid_synth_t *);
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int (STACK_ARGS *fluid_synth_get_active_voice_count)(fluid_synth_t *);
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double (STACK_ARGS *fluid_synth_get_cpu_load)(fluid_synth_t *);
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int (STACK_ARGS *fluid_synth_system_reset)(fluid_synth_t *);
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int (STACK_ARGS *fluid_synth_noteon)(fluid_synth_t *, int, int, int);
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int (STACK_ARGS *fluid_synth_noteoff)(fluid_synth_t *, int, int);
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int (STACK_ARGS *fluid_synth_cc)(fluid_synth_t *, int, int, int);
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int (STACK_ARGS *fluid_synth_program_change)(fluid_synth_t *, int, int);
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int (STACK_ARGS *fluid_synth_channel_pressure)(fluid_synth_t *, int, int);
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int (STACK_ARGS *fluid_synth_pitch_bend)(fluid_synth_t *, int, int);
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int (STACK_ARGS *fluid_synth_write_float)(fluid_synth_t *, int, void *, int, int, void *, int, int);
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int (STACK_ARGS *fluid_synth_sfload)(fluid_synth_t *, const char *, int);
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void (STACK_ARGS *fluid_synth_set_reverb)(fluid_synth_t *, double, double, double, double);
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void (STACK_ARGS *fluid_synth_set_chorus)(fluid_synth_t *, int, double, double, double, int);
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int (STACK_ARGS *fluid_synth_sysex)(fluid_synth_t *, const char *, int, char *, int *, int *, int);
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#ifdef _WIN32
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HMODULE FluidSynthDLL;
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#else
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void *FluidSynthSO;
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#endif
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bool LoadFluidSynth();
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void UnloadFluidSynth();
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#endif
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};
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#endif
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// Base class for streaming MUS and MIDI files ------------------------------
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class MIDIStreamer : public MusInfo
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{
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public:
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MIDIStreamer(EMidiDevice type);
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~MIDIStreamer();
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void MusicVolumeChanged();
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void TimidityVolumeChanged();
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void Play(bool looping, int subsong);
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void Pause();
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void Resume();
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void Stop();
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bool IsPlaying();
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bool IsMIDI() const;
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bool IsValid() const;
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bool SetSubsong(int subsong);
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void Update();
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FString GetStats();
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void FluidSettingInt(const char *setting, int value);
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void FluidSettingNum(const char *setting, double value);
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void FluidSettingStr(const char *setting, const char *value);
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void CreateSMF(TArray<BYTE> &file, int looplimit=0);
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protected:
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MIDIStreamer(const char *dumpname, EMidiDevice type);
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void OutputVolume (DWORD volume);
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int FillBuffer(int buffer_num, int max_events, DWORD max_time);
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int FillStopBuffer(int buffer_num);
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DWORD *WriteStopNotes(DWORD *events);
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int ServiceEvent();
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int VolumeControllerChange(int channel, int volume);
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int ClampLoopCount(int loopcount);
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void SetTempo(int new_tempo);
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static EMidiDevice SelectMIDIDevice(EMidiDevice devtype);
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MIDIDevice *CreateMIDIDevice(EMidiDevice devtype) const;
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static void Callback(unsigned int uMsg, void *userdata, DWORD dwParam1, DWORD dwParam2);
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// Virtuals for subclasses to override
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virtual void StartPlayback();
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virtual void CheckCaps(int tech);
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virtual void DoInitialSetup() = 0;
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virtual void DoRestart() = 0;
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virtual bool CheckDone() = 0;
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virtual void Precache();
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virtual bool SetMIDISubsong(int subsong);
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virtual DWORD *MakeEvents(DWORD *events, DWORD *max_event_p, DWORD max_time) = 0;
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enum
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{
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MAX_EVENTS = 128
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};
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enum
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{
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SONG_MORE,
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SONG_DONE,
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SONG_ERROR
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};
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#ifdef _WIN32
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static DWORD WINAPI PlayerProc (LPVOID lpParameter);
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DWORD PlayerLoop();
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HANDLE PlayerThread;
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HANDLE ExitEvent;
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HANDLE BufferDoneEvent;
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#endif
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MIDIDevice *MIDI;
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DWORD Events[2][MAX_EVENTS*3];
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MIDIHDR Buffer[2];
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int BufferNum;
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int EndQueued;
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bool VolumeChanged;
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bool Restarting;
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bool InitialPlayback;
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DWORD NewVolume;
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int Division;
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int Tempo;
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int InitialTempo;
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BYTE ChannelVolumes[16];
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DWORD Volume;
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EMidiDevice DeviceType;
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bool CallbackIsThreaded;
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int LoopLimit;
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FString DumpFilename;
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};
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// MUS file played with a MIDI stream ---------------------------------------
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class MUSSong2 : public MIDIStreamer
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{
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public:
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MUSSong2(FILE *file, BYTE *musiccache, int length, EMidiDevice type);
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~MUSSong2();
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MusInfo *GetOPLDumper(const char *filename);
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MusInfo *GetWaveDumper(const char *filename, int rate);
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protected:
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MUSSong2(const MUSSong2 *original, const char *filename, EMidiDevice type); // file dump constructor
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void DoInitialSetup();
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void DoRestart();
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bool CheckDone();
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void Precache();
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DWORD *MakeEvents(DWORD *events, DWORD *max_events_p, DWORD max_time);
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MUSHeader *MusHeader;
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BYTE *MusBuffer;
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BYTE LastVelocity[16];
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size_t MusP, MaxMusP;
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};
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// MIDI file played with a MIDI stream --------------------------------------
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class MIDISong2 : public MIDIStreamer
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{
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public:
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MIDISong2(FILE *file, BYTE *musiccache, int length, EMidiDevice type);
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~MIDISong2();
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MusInfo *GetOPLDumper(const char *filename);
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MusInfo *GetWaveDumper(const char *filename, int rate);
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protected:
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MIDISong2(const MIDISong2 *original, const char *filename, EMidiDevice type); // file dump constructor
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void CheckCaps(int tech);
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void DoInitialSetup();
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void DoRestart();
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bool CheckDone();
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DWORD *MakeEvents(DWORD *events, DWORD *max_events_p, DWORD max_time);
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void AdvanceTracks(DWORD time);
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|
|
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struct TrackInfo;
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|
|
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void ProcessInitialMetaEvents ();
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DWORD *SendCommand (DWORD *event, TrackInfo *track, DWORD delay);
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TrackInfo *FindNextDue ();
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|
|
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BYTE *MusHeader;
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int SongLen;
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TrackInfo *Tracks;
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TrackInfo *TrackDue;
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int NumTracks;
|
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int Format;
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WORD DesignationMask;
|
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};
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|
|
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// HMI file played with a MIDI stream ---------------------------------------
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|
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struct AutoNoteOff
|
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{
|
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DWORD Delay;
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BYTE Channel, Key;
|
|
};
|
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// Sorry, std::priority_queue, but I want to be able to modify the contents of the heap.
|
|
class NoteOffQueue : public TArray<AutoNoteOff>
|
|
{
|
|
public:
|
|
void AddNoteOff(DWORD delay, BYTE channel, BYTE key);
|
|
void AdvanceTime(DWORD time);
|
|
bool Pop(AutoNoteOff &item);
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|
|
|
protected:
|
|
void Heapify();
|
|
|
|
unsigned int Parent(unsigned int i) { return (i + 1u) / 2u - 1u; }
|
|
unsigned int Left(unsigned int i) { return (i + 1u) * 2u - 1u; }
|
|
unsigned int Right(unsigned int i) { return (i + 1u) * 2u; }
|
|
};
|
|
|
|
class HMISong : public MIDIStreamer
|
|
{
|
|
public:
|
|
HMISong(FILE *file, BYTE *musiccache, int length, EMidiDevice type);
|
|
~HMISong();
|
|
|
|
MusInfo *GetOPLDumper(const char *filename);
|
|
MusInfo *GetWaveDumper(const char *filename, int rate);
|
|
|
|
protected:
|
|
HMISong(const HMISong *original, const char *filename, EMidiDevice type); // file dump constructor
|
|
|
|
void SetupForHMI(int len);
|
|
void SetupForHMP(int len);
|
|
void CheckCaps(int tech);
|
|
|
|
void DoInitialSetup();
|
|
void DoRestart();
|
|
bool CheckDone();
|
|
DWORD *MakeEvents(DWORD *events, DWORD *max_events_p, DWORD max_time);
|
|
void AdvanceTracks(DWORD time);
|
|
|
|
struct TrackInfo;
|
|
|
|
void ProcessInitialMetaEvents ();
|
|
DWORD *SendCommand (DWORD *event, TrackInfo *track, DWORD delay);
|
|
TrackInfo *FindNextDue ();
|
|
|
|
static DWORD ReadVarLenHMI(TrackInfo *);
|
|
static DWORD ReadVarLenHMP(TrackInfo *);
|
|
|
|
BYTE *MusHeader;
|
|
int SongLen;
|
|
int NumTracks;
|
|
TrackInfo *Tracks;
|
|
TrackInfo *TrackDue;
|
|
TrackInfo *FakeTrack;
|
|
DWORD (*ReadVarLen)(TrackInfo *);
|
|
NoteOffQueue NoteOffs;
|
|
};
|
|
|
|
// XMI file played with a MIDI stream ---------------------------------------
|
|
|
|
class XMISong : public MIDIStreamer
|
|
{
|
|
public:
|
|
XMISong(FILE *file, BYTE *musiccache, int length, EMidiDevice type);
|
|
~XMISong();
|
|
|
|
MusInfo *GetOPLDumper(const char *filename);
|
|
MusInfo *GetWaveDumper(const char *filename, int rate);
|
|
|
|
protected:
|
|
struct TrackInfo;
|
|
enum EventSource { EVENT_None, EVENT_Real, EVENT_Fake };
|
|
|
|
XMISong(const XMISong *original, const char *filename, EMidiDevice type); // file dump constructor
|
|
|
|
int FindXMIDforms(const BYTE *chunk, int len, TrackInfo *songs) const;
|
|
void FoundXMID(const BYTE *chunk, int len, TrackInfo *song) const;
|
|
bool SetMIDISubsong(int subsong);
|
|
void DoInitialSetup();
|
|
void DoRestart();
|
|
bool CheckDone();
|
|
DWORD *MakeEvents(DWORD *events, DWORD *max_events_p, DWORD max_time);
|
|
void AdvanceSong(DWORD time);
|
|
|
|
void ProcessInitialMetaEvents();
|
|
DWORD *SendCommand (DWORD *event, EventSource track, DWORD delay);
|
|
EventSource FindNextDue();
|
|
|
|
BYTE *MusHeader;
|
|
int SongLen; // length of the entire file
|
|
int NumSongs;
|
|
TrackInfo *Songs;
|
|
TrackInfo *CurrSong;
|
|
NoteOffQueue NoteOffs;
|
|
EventSource EventDue;
|
|
};
|
|
|
|
// Anything supported by FMOD out of the box --------------------------------
|
|
|
|
class StreamSong : public MusInfo
|
|
{
|
|
public:
|
|
StreamSong (const char *file, int offset, int length);
|
|
~StreamSong ();
|
|
void Play (bool looping, int subsong);
|
|
void Pause ();
|
|
void Resume ();
|
|
void Stop ();
|
|
bool IsPlaying ();
|
|
bool IsValid () const { return m_Stream != NULL; }
|
|
bool SetPosition (unsigned int pos);
|
|
bool SetSubsong (int subsong);
|
|
FString GetStats();
|
|
|
|
protected:
|
|
StreamSong () : m_Stream(NULL) {}
|
|
|
|
SoundStream *m_Stream;
|
|
};
|
|
|
|
// MUS file played by a software OPL2 synth and streamed through FMOD -------
|
|
|
|
class OPLMUSSong : public StreamSong
|
|
{
|
|
public:
|
|
OPLMUSSong (FILE *file, BYTE *musiccache, int length);
|
|
~OPLMUSSong ();
|
|
void Play (bool looping, int subsong);
|
|
bool IsPlaying ();
|
|
bool IsValid () const;
|
|
void ResetChips ();
|
|
MusInfo *GetOPLDumper(const char *filename);
|
|
|
|
protected:
|
|
OPLMUSSong(const OPLMUSSong *original, const char *filename); // OPL dump constructor
|
|
|
|
static bool FillStream (SoundStream *stream, void *buff, int len, void *userdata);
|
|
|
|
OPLmusicFile *Music;
|
|
};
|
|
|
|
class OPLMUSDumper : public OPLMUSSong
|
|
{
|
|
public:
|
|
OPLMUSDumper(const OPLMUSSong *original, const char *filename);
|
|
void Play(bool looping);
|
|
};
|
|
|
|
// CD track/disk played through the multimedia system -----------------------
|
|
|
|
class CDSong : public MusInfo
|
|
{
|
|
public:
|
|
CDSong (int track, int id);
|
|
~CDSong ();
|
|
void Play (bool looping, int subsong);
|
|
void Pause ();
|
|
void Resume ();
|
|
void Stop ();
|
|
bool IsPlaying ();
|
|
bool IsValid () const { return m_Inited; }
|
|
|
|
protected:
|
|
CDSong () : m_Inited(false) {}
|
|
|
|
int m_Track;
|
|
bool m_Inited;
|
|
};
|
|
|
|
// CD track on a specific disk played through the multimedia system ---------
|
|
|
|
class CDDAFile : public CDSong
|
|
{
|
|
public:
|
|
CDDAFile (FILE *file, int length);
|
|
};
|
|
|
|
// Module played via foo_dumb -----------------------------------------------
|
|
|
|
MusInfo *MOD_OpenSong(FILE *file, BYTE *musiccache, int len);
|
|
|
|
// Music played via Game Music Emu ------------------------------------------
|
|
|
|
const char *GME_CheckFormat(uint32 header);
|
|
MusInfo *GME_OpenSong(FILE *file, BYTE *musiccache, int len, const char *fmt);
|
|
|
|
// --------------------------------------------------------------------------
|
|
|
|
extern MusInfo *currSong;
|
|
|
|
EXTERN_CVAR (Float, snd_musicvolume)
|