qzdoom-gpl/src/sound/fmodsound.h
Randy Heit aee99c2bd0 - Added an SDL output plugin, so FMOD can produce sound using SDL's audio
support instead of its own OSS/ALSA/ESD support. This is selectable by
  setting snd_output to "sdl".



SVN r1473 (trunk)
2009-03-11 04:56:43 +00:00

111 lines
4.2 KiB
C++

#ifndef FMODSOUND_H
#define FMODSOUND_H
#include "i_sound.h"
#include "fmod_wrap.h"
class FMODSoundRenderer : public SoundRenderer
{
public:
FMODSoundRenderer ();
~FMODSoundRenderer ();
bool IsValid ();
void SetSfxVolume (float volume);
void SetMusicVolume (float volume);
SoundHandle LoadSound(BYTE *sfxdata, int length);
SoundHandle LoadSoundRaw(BYTE *sfxdata, int length, int frequency, int channels, int bits);
void UnloadSound (SoundHandle sfx);
unsigned int GetMSLength(SoundHandle sfx);
unsigned int GetSampleLength(SoundHandle sfx);
float GetOutputRate();
// Streaming sounds.
SoundStream *CreateStream (SoundStreamCallback callback, int buffsamples, int flags, int samplerate, void *userdata);
SoundStream *OpenStream (const char *filename, int flags, int offset, int length);
long PlayStream (SoundStream *stream, int volume);
void StopStream (SoundStream *stream);
// Starts a sound.
FISoundChannel *StartSound (SoundHandle sfx, float vol, int pitch, int chanflags, FISoundChannel *reuse_chan);
FISoundChannel *StartSound3D (SoundHandle sfx, SoundListener *listener, float vol, FRolloffInfo *rolloff, float distscale, int pitch, int priority, const FVector3 &pos, const FVector3 &vel, int channum, int chanflags, FISoundChannel *reuse_chan);
// Stops a sound channel.
void StopChannel (FISoundChannel *chan);
// Returns position of sound on this channel, in samples.
unsigned int GetPosition(FISoundChannel *chan);
// Synchronizes following sound startups.
void Sync (bool sync);
// Pauses or resumes all sound effect channels.
void SetSfxPaused (bool paused, int slot);
// Pauses or resumes *every* channel, including environmental reverb.
void SetInactive (bool inactive);
// Updates the position of a sound channel.
void UpdateSoundParams3D (SoundListener *listener, FISoundChannel *chan, bool areasound, const FVector3 &pos, const FVector3 &vel);
void UpdateListener (SoundListener *listener);
void UpdateSounds ();
void PrintStatus ();
void PrintDriversList ();
FString GatherStats ();
short *DecodeSample(int outlen, const void *coded, int sizebytes, ECodecType type);
void DrawWaveDebug(int mode);
private:
int SFXPaused;
bool InitSuccess;
bool DSPLocked;
QWORD_UNION DSPClock;
int OutputRate;
static FMOD_RESULT F_CALLBACK ChannelCallback(FMOD_CHANNEL *channel, FMOD_CHANNEL_CALLBACKTYPE type, void *data1, void *data2);
static float F_CALLBACK RolloffCallback(FMOD_CHANNEL *channel, float distance);
bool HandleChannelDelay(FMOD::Channel *chan, FISoundChannel *reuse_chan, bool abstime, float freq) const;
FISoundChannel *CommonChannelSetup(FMOD::Channel *chan, FISoundChannel *reuse_chan) const;
FMOD_MODE SetChanHeadSettings(SoundListener *listener, FMOD::Channel *chan, const FVector3 &pos, bool areasound, FMOD_MODE oldmode) const;
bool ReconnectSFXReverbUnit();
bool Init ();
void Shutdown ();
void DumpDriverCaps(FMOD_CAPS caps, int minfrequency, int maxfrequency);
int DrawChannelGroupOutput(FMOD::ChannelGroup *group, float *wavearray, int width, int height, int y, int mode);
int DrawSystemOutput(float *wavearray, int width, int height, int y, int mode);
int DrawChannelGroupWaveData(FMOD::ChannelGroup *group, float *wavearray, int width, int height, int y, bool skip);
int DrawSystemWaveData(float *wavearray, int width, int height, int y, bool skip);
void DrawWave(float *wavearray, int x, int y, int width, int height);
int DrawChannelGroupSpectrum(FMOD::ChannelGroup *group, float *wavearray, int width, int height, int y, bool skip);
int DrawSystemSpectrum(float *wavearray, int width, int height, int y, bool skip);
void DrawSpectrum(float *spectrumarray, int x, int y, int width, int height);
FMOD::System *Sys;
FMOD::ChannelGroup *SfxGroup, *PausableSfx;
FMOD::ChannelGroup *MusicGroup;
FMOD::DSP *WaterLP, *WaterReverb;
FMOD::DSPConnection *SfxConnection;
FMOD::DSP *ChannelGroupTargetUnit;
FMOD::DSP *SfxReverbPlaceholder;
bool SfxReverbHooked;
float LastWaterLP;
unsigned int OutputPlugin;
// Just for snd_status display
int Driver_MinFrequency;
int Driver_MaxFrequency;
FMOD_CAPS Driver_Caps;
friend class FMODStreamCapsule;
};
#endif