mirror of
https://github.com/ZDoom/gzdoom.git
synced 2024-11-11 07:12:02 +00:00
- Forgot to include this music_fluidsynth_mididevice.cpp.
SVN r2546 (trunk)
This commit is contained in:
Randy Heit
parent
1fa4bbf69c
commit
ea4ac390d9
1 changed files with 799 additions and 0 deletions
799
src/sound/music_fluidsynth_mididevice.cpp
Normal file
799
src/sound/music_fluidsynth_mididevice.cpp
Normal file
|
|
@ -0,0 +1,799 @@
|
|||
/*
|
||||
** music_fluidsynth_mididevice.cpp
|
||||
** Provides access to FluidSynth as a generic MIDI device.
|
||||
**
|
||||
**---------------------------------------------------------------------------
|
||||
** Copyright 2010 Randy Heit
|
||||
** All rights reserved.
|
||||
**
|
||||
** Redistribution and use in source and binary forms, with or without
|
||||
** modification, are permitted provided that the following conditions
|
||||
** are met:
|
||||
**
|
||||
** 1. Redistributions of source code must retain the above copyright
|
||||
** notice, this list of conditions and the following disclaimer.
|
||||
** 2. Redistributions in binary form must reproduce the above copyright
|
||||
** notice, this list of conditions and the following disclaimer in the
|
||||
** documentation and/or other materials provided with the distribution.
|
||||
** 3. The name of the author may not be used to endorse or promote products
|
||||
** derived from this software without specific prior written permission.
|
||||
**
|
||||
** THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
|
||||
** IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
|
||||
** OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
|
||||
** IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
|
||||
** INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
|
||||
** NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
|
||||
** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
|
||||
** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
|
||||
** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
|
||||
** THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
|
||||
**---------------------------------------------------------------------------
|
||||
**
|
||||
*/
|
||||
|
||||
#ifdef HAVE_FLUIDSYNTH
|
||||
|
||||
// HEADER FILES ------------------------------------------------------------
|
||||
|
||||
#include "i_musicinterns.h"
|
||||
#include "templates.h"
|
||||
#include "doomdef.h"
|
||||
#include "m_swap.h"
|
||||
#include "w_wad.h"
|
||||
#include "v_text.h"
|
||||
|
||||
// MACROS ------------------------------------------------------------------
|
||||
|
||||
// TYPES -------------------------------------------------------------------
|
||||
|
||||
// EXTERNAL FUNCTION PROTOTYPES --------------------------------------------
|
||||
|
||||
// PUBLIC FUNCTION PROTOTYPES ----------------------------------------------
|
||||
|
||||
// PRIVATE FUNCTION PROTOTYPES ---------------------------------------------
|
||||
|
||||
// EXTERNAL DATA DECLARATIONS ----------------------------------------------
|
||||
|
||||
EXTERN_CVAR(String, snd_midipatchset)
|
||||
|
||||
// PRIVATE DATA DEFINITIONS ------------------------------------------------
|
||||
|
||||
// PUBLIC DATA DEFINITIONS -------------------------------------------------
|
||||
|
||||
CUSTOM_CVAR(Float, fluid_gain, 0.5, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
|
||||
{
|
||||
if (self < 0)
|
||||
self = 0;
|
||||
else if (self > 10)
|
||||
self = 10;
|
||||
else if (currSong != NULL)
|
||||
currSong->FluidSettingNum("synth.gain", self);
|
||||
}
|
||||
|
||||
CUSTOM_CVAR(Bool, fluid_reverb, true, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
|
||||
{
|
||||
if (currSong != NULL)
|
||||
currSong->FluidSettingStr("synth.reverb.active", self ? "yes" : "no");
|
||||
}
|
||||
|
||||
CUSTOM_CVAR(Bool, fluid_chorus, true, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
|
||||
{
|
||||
if (currSong != NULL)
|
||||
currSong->FluidSettingStr("synth.chorus.active", self ? "yes" : "no");
|
||||
}
|
||||
|
||||
CUSTOM_CVAR(Int, fluid_voices, 32, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
|
||||
{
|
||||
if (self < 16)
|
||||
self = 16;
|
||||
else if (self > 4096)
|
||||
self = 4096;
|
||||
else if (currSong != NULL)
|
||||
currSong->FluidSettingInt("synth.polyphony", self);
|
||||
}
|
||||
|
||||
CUSTOM_CVAR(Int, fluid_interp, FLUID_INTERP_LINEAR, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
|
||||
{
|
||||
// Values are: 0 = FLUID_INTERP_NONE
|
||||
// 1 = FLUID_INTERP_LINEAR
|
||||
// 2 = FLUID_INTERP_4THORDER (the FluidSynth default)
|
||||
// 3 = FLUID_INTERP_7THORDER
|
||||
if (self < FLUID_INTERP_NONE)
|
||||
self = FLUID_INTERP_NONE;
|
||||
else if (self > FLUID_INTERP_HIGHEST)
|
||||
self = FLUID_INTERP_HIGHEST;
|
||||
else if (currSong != NULL)
|
||||
currSong->FluidSettingInt("synth.interpolation", self);
|
||||
}
|
||||
|
||||
// CODE --------------------------------------------------------------------
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice Constructor
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
FluidSynthMIDIDevice::FluidSynthMIDIDevice()
|
||||
{
|
||||
Stream = NULL;
|
||||
Tempo = 0;
|
||||
Division = 0;
|
||||
Events = NULL;
|
||||
Started = false;
|
||||
FluidSynth = NULL;
|
||||
FluidSettings = new_fluid_settings();
|
||||
if (FluidSettings == NULL)
|
||||
{
|
||||
printf("Failed to create FluidSettings.\n");
|
||||
return;
|
||||
}
|
||||
fluid_settings_setnum(FluidSettings, "synth.gain", fluid_gain);
|
||||
fluid_settings_setstr(FluidSettings, "synth.reverb.active", fluid_reverb ? "yes" : "no");
|
||||
fluid_settings_setstr(FluidSettings, "synth.chorus.active", fluid_chorus ? "yes" : "no");
|
||||
fluid_settings_setint(FluidSettings, "synth.polyphony", fluid_voices);
|
||||
FluidSynth = new_fluid_synth(FluidSettings);
|
||||
if (FluidSynth == NULL)
|
||||
{
|
||||
Printf("Failed to create FluidSynth.\n");
|
||||
return;
|
||||
}
|
||||
if (FLUID_FAILED == fluid_synth_set_interp_method(FluidSynth, -1, fluid_interp))
|
||||
{
|
||||
Printf("Failed to set interpolation method %d.\n", *fluid_interp);
|
||||
}
|
||||
if (0 == LoadPatchSets(snd_midipatchset))
|
||||
{
|
||||
#ifdef unix
|
||||
// This is the standard location on Ubuntu.
|
||||
if (0 == LoadPatchSets("/usr/share/sounds/sf2/FluidR3_GS.sf2:/usr/share/sounds/sf2/FluidR3_GM.sf2"))
|
||||
{
|
||||
#endif
|
||||
Printf("Failed to load any MIDI patches.\n");
|
||||
delete_fluid_synth(FluidSynth);
|
||||
FluidSynth = NULL;
|
||||
#ifdef unix
|
||||
}
|
||||
#endif
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice Destructor
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
FluidSynthMIDIDevice::~FluidSynthMIDIDevice()
|
||||
{
|
||||
Close();
|
||||
if (FluidSynth != NULL)
|
||||
{
|
||||
delete_fluid_synth(FluidSynth);
|
||||
}
|
||||
if (FluidSettings != NULL)
|
||||
{
|
||||
delete_fluid_settings(FluidSettings);
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: Open
|
||||
//
|
||||
// Returns 0 on success.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::Open(void (*callback)(unsigned int, void *, DWORD, DWORD), void *userdata)
|
||||
{
|
||||
if (FluidSynth == NULL)
|
||||
{
|
||||
return 2;
|
||||
}
|
||||
Stream = GSnd->CreateStream(FillStream, int(44100 / 4) * 4,
|
||||
SoundStream::Float, 44100, this);
|
||||
if (Stream == NULL)
|
||||
{
|
||||
return 2;
|
||||
}
|
||||
|
||||
fluid_synth_system_reset(FluidSynth);
|
||||
Callback = callback;
|
||||
CallbackData = userdata;
|
||||
Tempo = 500000;
|
||||
Division = 100;
|
||||
CalcTickRate();
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: Close
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::Close()
|
||||
{
|
||||
if (Stream != NULL)
|
||||
{
|
||||
delete Stream;
|
||||
Stream = NULL;
|
||||
}
|
||||
Started = false;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: IsOpen
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
bool FluidSynthMIDIDevice::IsOpen() const
|
||||
{
|
||||
return Stream != NULL;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: GetTechnology
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::GetTechnology() const
|
||||
{
|
||||
return MOD_SWSYNTH;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: SetTempo
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::SetTempo(int tempo)
|
||||
{
|
||||
Tempo = tempo;
|
||||
CalcTickRate();
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: SetTimeDiv
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::SetTimeDiv(int timediv)
|
||||
{
|
||||
Division = timediv;
|
||||
CalcTickRate();
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: CalcTickRate
|
||||
//
|
||||
// Tempo is the number of microseconds per quarter note.
|
||||
// Division is the number of ticks per quarter note.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::CalcTickRate()
|
||||
{
|
||||
SamplesPerTick = 44100 / (1000000.0 / Tempo) / Division;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: Resume
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::Resume()
|
||||
{
|
||||
if (!Started)
|
||||
{
|
||||
if (Stream->Play(true, 1))
|
||||
{
|
||||
Started = true;
|
||||
return 0;
|
||||
}
|
||||
return 1;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: Stop
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::Stop()
|
||||
{
|
||||
if (Started)
|
||||
{
|
||||
Stream->Stop();
|
||||
Started = false;
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: StreamOutSync
|
||||
//
|
||||
// This version is called from the main game thread and needs to
|
||||
// synchronize with the player thread.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::StreamOutSync(MIDIHDR *header)
|
||||
{
|
||||
CritSec.Enter();
|
||||
StreamOut(header);
|
||||
CritSec.Leave();
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: StreamOut
|
||||
//
|
||||
// This version is called from the player thread so does not need to
|
||||
// arbitrate for access to the Events pointer.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::StreamOut(MIDIHDR *header)
|
||||
{
|
||||
header->lpNext = NULL;
|
||||
if (Events == NULL)
|
||||
{
|
||||
Events = header;
|
||||
NextTickIn = SamplesPerTick * *(DWORD *)header->lpData;
|
||||
Position = 0;
|
||||
}
|
||||
else
|
||||
{
|
||||
MIDIHDR **p;
|
||||
|
||||
for (p = &Events; *p != NULL; p = &(*p)->lpNext)
|
||||
{ }
|
||||
*p = header;
|
||||
}
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: PrepareHeader
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::PrepareHeader(MIDIHDR *header)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: UnprepareHeader
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::UnprepareHeader(MIDIHDR *header)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: FakeVolume
|
||||
//
|
||||
// Since the FluidSynth output is rendered as a normal stream, its volume is
|
||||
// controlled through the GSnd interface, not here.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
bool FluidSynthMIDIDevice::FakeVolume()
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: NeedThreadedCallabck
|
||||
//
|
||||
// FluidSynth can service the callback directly rather than using a separate
|
||||
// thread.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
bool FluidSynthMIDIDevice::NeedThreadedCallback()
|
||||
{
|
||||
return false;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: Pause
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
bool FluidSynthMIDIDevice::Pause(bool paused)
|
||||
{
|
||||
if (Stream != NULL)
|
||||
{
|
||||
return Stream->SetPaused(paused);
|
||||
}
|
||||
return true;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: PrecacheInstruments
|
||||
//
|
||||
// Each entry is packed as follows:
|
||||
// Bits 0- 6: Instrument number
|
||||
// Bits 7-13: Bank number
|
||||
// Bit 14: Select drum set if 1, tone bank if 0
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::PrecacheInstruments(const WORD *instruments, int count)
|
||||
{
|
||||
#if 0
|
||||
for (int i = 0; i < count; ++i)
|
||||
{
|
||||
Renderer->MarkInstrument((instruments[i] >> 7) & 127, instruments[i] >> 14, instruments[i] & 127);
|
||||
}
|
||||
Renderer->load_missing_instruments();
|
||||
#endif
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: HandleEvent
|
||||
//
|
||||
// Translates a MIDI event into FluidSynth calls.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::HandleEvent(int status, int parm1, int parm2)
|
||||
{
|
||||
int command = status & 0xF0;
|
||||
int channel = status & 0x0F;
|
||||
|
||||
switch (command)
|
||||
{
|
||||
case MIDI_NOTEOFF:
|
||||
fluid_synth_noteoff(FluidSynth, channel, parm1);
|
||||
break;
|
||||
|
||||
case MIDI_NOTEON:
|
||||
fluid_synth_noteon(FluidSynth, channel, parm1, parm2);
|
||||
break;
|
||||
|
||||
case MIDI_POLYPRESS:
|
||||
break;
|
||||
|
||||
case MIDI_CTRLCHANGE:
|
||||
fluid_synth_cc(FluidSynth, channel, parm1, parm2);
|
||||
break;
|
||||
|
||||
case MIDI_PRGMCHANGE:
|
||||
fluid_synth_program_change(FluidSynth, channel, parm1);
|
||||
break;
|
||||
|
||||
case MIDI_CHANPRESS:
|
||||
fluid_synth_channel_pressure(FluidSynth, channel, parm1);
|
||||
break;
|
||||
|
||||
case MIDI_PITCHBEND:
|
||||
fluid_synth_pitch_bend(FluidSynth, channel, (parm1 & 0x7f) | ((parm2 & 0x7f) << 7));
|
||||
break;
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: PlayTick
|
||||
//
|
||||
// event[0] = delta time
|
||||
// event[1] = unused
|
||||
// event[2] = event
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::PlayTick()
|
||||
{
|
||||
DWORD delay = 0;
|
||||
|
||||
while (delay == 0 && Events != NULL)
|
||||
{
|
||||
DWORD *event = (DWORD *)(Events->lpData + Position);
|
||||
if (MEVT_EVENTTYPE(event[2]) == MEVT_TEMPO)
|
||||
{
|
||||
SetTempo(MEVT_EVENTPARM(event[2]));
|
||||
}
|
||||
else if (MEVT_EVENTTYPE(event[2]) == MEVT_LONGMSG)
|
||||
{
|
||||
#if 0
|
||||
Renderer->HandleLongMessage((BYTE *)&event[3], MEVT_EVENTPARM(event[2]));
|
||||
#endif
|
||||
}
|
||||
else if (MEVT_EVENTTYPE(event[2]) == 0)
|
||||
{ // Short MIDI event
|
||||
int status = event[2] & 0xff;
|
||||
int parm1 = (event[2] >> 8) & 0x7f;
|
||||
int parm2 = (event[2] >> 16) & 0x7f;
|
||||
HandleEvent(status, parm1, parm2);
|
||||
}
|
||||
|
||||
// Advance to next event.
|
||||
if (event[2] < 0x80000000)
|
||||
{ // Short message
|
||||
Position += 12;
|
||||
}
|
||||
else
|
||||
{ // Long message
|
||||
Position += 12 + ((MEVT_EVENTPARM(event[2]) + 3) & ~3);
|
||||
}
|
||||
|
||||
// Did we use up this buffer?
|
||||
if (Position >= Events->dwBytesRecorded)
|
||||
{
|
||||
Events = Events->lpNext;
|
||||
Position = 0;
|
||||
|
||||
if (Callback != NULL)
|
||||
{
|
||||
Callback(MOM_DONE, CallbackData, 0, 0);
|
||||
}
|
||||
}
|
||||
|
||||
if (Events == NULL)
|
||||
{ // No more events. Just return something to keep the song playing
|
||||
// while we wait for more to be submitted.
|
||||
return int(Division);
|
||||
}
|
||||
|
||||
delay = *(DWORD *)(Events->lpData + Position);
|
||||
}
|
||||
return delay;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthtMIDIDevice :: ServiceStream
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
bool FluidSynthMIDIDevice::ServiceStream (void *buff, int numbytes)
|
||||
{
|
||||
float *samples = (float *)buff;
|
||||
float *samples1;
|
||||
int numsamples = numbytes / sizeof(float) / 2;
|
||||
bool prev_ended = false;
|
||||
bool res = true;
|
||||
|
||||
samples1 = samples;
|
||||
memset(buff, 0, numbytes);
|
||||
|
||||
CritSec.Enter();
|
||||
while (Events != NULL && numsamples > 0)
|
||||
{
|
||||
double ticky = NextTickIn;
|
||||
int tick_in = int(NextTickIn);
|
||||
int samplesleft = MIN(numsamples, tick_in);
|
||||
|
||||
if (samplesleft > 0)
|
||||
{
|
||||
fluid_synth_write_float(FluidSynth, samplesleft,
|
||||
samples1, 0, 2,
|
||||
samples1, 1, 2);
|
||||
assert(NextTickIn == ticky);
|
||||
NextTickIn -= samplesleft;
|
||||
assert(NextTickIn >= 0);
|
||||
numsamples -= samplesleft;
|
||||
samples1 += samplesleft * 2;
|
||||
}
|
||||
|
||||
if (NextTickIn < 1)
|
||||
{
|
||||
int next = PlayTick();
|
||||
assert(next >= 0);
|
||||
if (next == 0)
|
||||
{ // end of song
|
||||
if (numsamples > 0)
|
||||
{
|
||||
fluid_synth_write_float(FluidSynth, numsamples,
|
||||
samples1, 0, 2,
|
||||
samples1, 1, 2);
|
||||
}
|
||||
res = false;
|
||||
break;
|
||||
}
|
||||
else
|
||||
{
|
||||
NextTickIn += SamplesPerTick * next;
|
||||
assert(NextTickIn >= 0);
|
||||
}
|
||||
}
|
||||
}
|
||||
if (Events == NULL)
|
||||
{
|
||||
res = false;
|
||||
}
|
||||
CritSec.Leave();
|
||||
return res;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: LoadPatchSets
|
||||
//
|
||||
// Loads a delimiter-separated list of patch sets. This delimiter matches
|
||||
// that of the PATH environment variable. On Windows, it is ';'. On other
|
||||
// systems, it is ':'. Returns the number of patch sets loaded.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
int FluidSynthMIDIDevice::LoadPatchSets(const char *patches)
|
||||
{
|
||||
int count;
|
||||
char *wpatches = strdup(patches);
|
||||
char *tok;
|
||||
#ifdef _WIN32
|
||||
const char *const delim = ";";
|
||||
#else
|
||||
const char *const delim = ":";
|
||||
#endif
|
||||
|
||||
if (wpatches == NULL)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
tok = strtok(wpatches, delim);
|
||||
count = 0;
|
||||
while (tok != NULL)
|
||||
{
|
||||
if (FLUID_FAILED != fluid_synth_sfload(FluidSynth, tok, count == 0))
|
||||
{
|
||||
DPrintf("Loaded patch set %s.\n", tok);
|
||||
count++;
|
||||
}
|
||||
else
|
||||
{
|
||||
DPrintf("Failed to load patch set %s.\n", tok);
|
||||
}
|
||||
tok = strtok(NULL, delim);
|
||||
}
|
||||
free(wpatches);
|
||||
return count;
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: FluidSettingInt
|
||||
//
|
||||
// Changes an integer setting.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::FluidSettingInt(const char *setting, int value)
|
||||
{
|
||||
if (strcmp(setting, "synth.interpolation") == 0)
|
||||
{
|
||||
if (FluidSynth != NULL)
|
||||
{
|
||||
if (FLUID_OK != fluid_synth_set_interp_method(FluidSynth, -1, value))
|
||||
{
|
||||
Printf("Setting interpolation method %d failed.\n", value);
|
||||
}
|
||||
}
|
||||
}
|
||||
else if (FluidSynth != NULL && strcmp(setting, "synth.polyphony") == 0)
|
||||
{
|
||||
if (FLUID_OK != fluid_synth_set_polyphony(FluidSynth, value))
|
||||
{
|
||||
Printf("Setting polyphony to %d failed.\n", value);
|
||||
}
|
||||
}
|
||||
else if (FluidSettings != NULL)
|
||||
{
|
||||
if (!fluid_settings_setint(FluidSettings, setting, value))
|
||||
{
|
||||
Printf("Faild to set %s to %d.\n", setting, value);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: FluidSettingNum
|
||||
//
|
||||
// Changes a numeric setting.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::FluidSettingNum(const char *setting, double value)
|
||||
{
|
||||
if (FluidSettings != NULL)
|
||||
{
|
||||
if (!fluid_settings_setnum(FluidSettings, setting, value))
|
||||
{
|
||||
Printf("Failed to set %s to %g.\n", setting, value);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: FluidSettingStr
|
||||
//
|
||||
// Changes a string setting.
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
void FluidSynthMIDIDevice::FluidSettingStr(const char *setting, const char *value)
|
||||
{
|
||||
if (FluidSettings != NULL)
|
||||
{
|
||||
if (!fluid_settings_setstr(FluidSettings, setting, value))
|
||||
{
|
||||
Printf("Failed to set %s to %s.\n", setting, value);
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: FillStream static
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
bool FluidSynthMIDIDevice::FillStream(SoundStream *stream, void *buff, int len, void *userdata)
|
||||
{
|
||||
FluidSynthMIDIDevice *device = (FluidSynthMIDIDevice *)userdata;
|
||||
return device->ServiceStream(buff, len);
|
||||
}
|
||||
|
||||
//==========================================================================
|
||||
//
|
||||
// FluidSynthMIDIDevice :: GetStats
|
||||
//
|
||||
//==========================================================================
|
||||
|
||||
FString FluidSynthMIDIDevice::GetStats()
|
||||
{
|
||||
if (FluidSynth == NULL || FluidSettings == NULL)
|
||||
{
|
||||
return "FluidSynth is invalid";
|
||||
}
|
||||
FString out;
|
||||
|
||||
CritSec.Enter();
|
||||
int polyphony = fluid_synth_get_polyphony(FluidSynth);
|
||||
int voices = fluid_synth_get_active_voice_count(FluidSynth);
|
||||
double load = fluid_synth_get_cpu_load(FluidSynth);
|
||||
char *chorus, *reverb;
|
||||
int maxpoly;
|
||||
fluid_settings_getstr(FluidSettings, "synth.chorus.active", &chorus);
|
||||
fluid_settings_getstr(FluidSettings, "synth.reverb.active", &reverb);
|
||||
fluid_settings_getint(FluidSettings, "synth.polyphony", &maxpoly);
|
||||
CritSec.Leave();
|
||||
|
||||
out.Format("Voices: "TEXTCOLOR_YELLOW"%3d"TEXTCOLOR_NORMAL"/"TEXTCOLOR_ORANGE"%3d"TEXTCOLOR_NORMAL"("TEXTCOLOR_RED"%3d"TEXTCOLOR_NORMAL")"
|
||||
TEXTCOLOR_YELLOW"%6.2f"TEXTCOLOR_NORMAL"%% CPU "
|
||||
"Reverb: "TEXTCOLOR_YELLOW"%3s"TEXTCOLOR_NORMAL
|
||||
" Chorus: "TEXTCOLOR_YELLOW"%3s",
|
||||
voices, polyphony, maxpoly, load, reverb, chorus);
|
||||
return out;
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
Loading…
Reference in a new issue