mirror of
https://github.com/ZDoom/qzdoom.git
synced 2024-11-08 14:01:32 +00:00
476 lines
9.9 KiB
C++
476 lines
9.9 KiB
C++
/*
|
|
** i_music.cpp
|
|
** Plays music
|
|
**
|
|
**---------------------------------------------------------------------------
|
|
** Copyright 1998-2006 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 _WIN32
|
|
#define WIN32_LEAN_AND_MEAN
|
|
#include <windows.h>
|
|
#include <mmsystem.h>
|
|
#else
|
|
#include <SDL.h>
|
|
#include <sys/types.h>
|
|
#include <sys/wait.h>
|
|
#include <sys/stat.h>
|
|
#include <fcntl.h>
|
|
#include <signal.h>
|
|
#include <unistd.h>
|
|
#include <wordexp.h>
|
|
#include <stdio.h>
|
|
#include "mus2midi.h"
|
|
#define FALSE 0
|
|
#define TRUE 1
|
|
extern void ChildSigHandler (int signum);
|
|
#endif
|
|
|
|
#include <ctype.h>
|
|
#include <assert.h>
|
|
#include <stdio.h>
|
|
|
|
#include "doomtype.h"
|
|
#include "m_argv.h"
|
|
#include "i_music.h"
|
|
#include "i_musicinterns.h"
|
|
#include "w_wad.h"
|
|
#include "c_console.h"
|
|
#include "c_dispatch.h"
|
|
#include "i_system.h"
|
|
#include "i_sound.h"
|
|
#include "m_swap.h"
|
|
#include "i_cd.h"
|
|
#include "tempfiles.h"
|
|
#include "templates.h"
|
|
|
|
#include <fmod.h>
|
|
|
|
EXTERN_CVAR (Float, snd_midivolume)
|
|
EXTERN_CVAR (Int, snd_samplerate)
|
|
EXTERN_CVAR (Int, snd_mididevice)
|
|
|
|
void Enable_FSOUND_IO_Loader ();
|
|
void Disable_FSOUND_IO_Loader ();
|
|
|
|
static bool MusicDown = true;
|
|
|
|
MusInfo *currSong;
|
|
int nomusic = 0;
|
|
float relative_volume = 1.f;
|
|
float saved_relative_volume = 1.0f; // this could be used to implement an ACS FadeMusic function
|
|
|
|
//==========================================================================
|
|
//
|
|
// CVAR snd_musicvolume
|
|
//
|
|
// Maximum volume of MOD/stream music.
|
|
//==========================================================================
|
|
|
|
CUSTOM_CVAR (Float, snd_musicvolume, 0.3f, CVAR_ARCHIVE|CVAR_GLOBALCONFIG)
|
|
{
|
|
if (self < 0.f)
|
|
self = 0.f;
|
|
else if (self > 1.f)
|
|
self = 1.f;
|
|
else if (currSong != NULL && !currSong->IsMIDI ())
|
|
currSong->SetVolume (clamp<float> (self * relative_volume, 0.f, 1.f));
|
|
}
|
|
|
|
MusInfo::~MusInfo ()
|
|
{
|
|
}
|
|
|
|
bool MusInfo::SetPosition (int order)
|
|
{
|
|
return false;
|
|
}
|
|
|
|
void I_InitMusic (void)
|
|
{
|
|
static bool setatterm = false;
|
|
|
|
snd_musicvolume.Callback ();
|
|
|
|
nomusic = !!Args.CheckParm("-nomusic") || !!Args.CheckParm("-nosound");
|
|
|
|
#ifdef _WIN32
|
|
I_InitMusicWin32 ();
|
|
#endif // _WIN32
|
|
|
|
if (!setatterm)
|
|
{
|
|
setatterm = true;
|
|
atterm (I_ShutdownMusic);
|
|
|
|
#ifndef _WIN32
|
|
signal (SIGCHLD, ChildSigHandler);
|
|
#endif
|
|
}
|
|
MusicDown = false;
|
|
}
|
|
|
|
|
|
void I_ShutdownMusic(void)
|
|
{
|
|
if (MusicDown)
|
|
return;
|
|
MusicDown = true;
|
|
if (currSong)
|
|
{
|
|
S_StopMusic (true);
|
|
assert (currSong == NULL);
|
|
}
|
|
#ifdef _WIN32
|
|
I_ShutdownMusicWin32 ();
|
|
#endif // _WIN32
|
|
}
|
|
|
|
|
|
void I_PlaySong (void *handle, int _looping, float rel_vol)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
|
|
if (!info || nomusic)
|
|
return;
|
|
|
|
saved_relative_volume = relative_volume = rel_vol;
|
|
info->Stop ();
|
|
info->Play (_looping ? true : false);
|
|
|
|
if (info->m_Status == MusInfo::STATE_Playing)
|
|
currSong = info;
|
|
else
|
|
currSong = NULL;
|
|
}
|
|
|
|
|
|
void I_PauseSong (void *handle)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
|
|
if (info)
|
|
info->Pause ();
|
|
}
|
|
|
|
void I_ResumeSong (void *handle)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
|
|
if (info)
|
|
info->Resume ();
|
|
}
|
|
|
|
void I_StopSong (void *handle)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
|
|
if (info)
|
|
info->Stop ();
|
|
|
|
if (info == currSong)
|
|
currSong = NULL;
|
|
}
|
|
|
|
void I_UnRegisterSong (void *handle)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
|
|
if (info)
|
|
{
|
|
delete info;
|
|
}
|
|
}
|
|
|
|
void *I_RegisterSong (const char *filename, char * musiccache, int offset, int len)
|
|
{
|
|
FILE *file;
|
|
MusInfo *info = NULL;
|
|
DWORD id;
|
|
|
|
if (nomusic)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
if (offset!=-1)
|
|
{
|
|
file = fopen (filename, "rb");
|
|
if (file == NULL)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
if (len == 0 && offset == 0)
|
|
{
|
|
fseek (file, 0, SEEK_END);
|
|
len = ftell (file);
|
|
fseek (file, 0, SEEK_SET);
|
|
}
|
|
else
|
|
{
|
|
fseek (file, offset, SEEK_SET);
|
|
}
|
|
|
|
if (fread (&id, 4, 1, file) != 1)
|
|
{
|
|
fclose (file);
|
|
return 0;
|
|
}
|
|
fseek (file, -4, SEEK_CUR);
|
|
}
|
|
else
|
|
{
|
|
file = NULL;
|
|
memcpy(&id, &musiccache[0], 4);
|
|
}
|
|
|
|
// Check for MUS format
|
|
if (id == MAKE_ID('M','U','S',0x1a))
|
|
{
|
|
if (GSnd != NULL && opl_enable)
|
|
{
|
|
info = new OPLMUSSong (file, musiccache, len);
|
|
}
|
|
if (info == NULL)
|
|
{
|
|
#ifdef _WIN32
|
|
if (snd_mididevice != -2)
|
|
{
|
|
info = new MUSSong2 (file, musiccache, len);
|
|
}
|
|
else if (GSnd != NULL)
|
|
#endif // _WIN32
|
|
{
|
|
info = new TimiditySong (file, musiccache, len);
|
|
}
|
|
}
|
|
}
|
|
// Check for MIDI format
|
|
else if (id == MAKE_ID('M','T','h','d'))
|
|
{
|
|
// This is a midi file
|
|
#ifdef _WIN32
|
|
if (snd_mididevice != -2)
|
|
{
|
|
info = new MIDISong2 (file, musiccache, len);
|
|
}
|
|
else if (GSnd != NULL)
|
|
#endif // _WIN32
|
|
{
|
|
info = new TimiditySong (file, musiccache, len);
|
|
}
|
|
}
|
|
// Check for SPC format
|
|
#ifdef _WIN32
|
|
else if (id == MAKE_ID('S','N','E','S') && len >= 66048)
|
|
{
|
|
char header[0x23];
|
|
|
|
if (file != NULL)
|
|
{
|
|
if (fread (header, 1, 0x23, file) != 0x23)
|
|
{
|
|
fclose (file);
|
|
return 0;
|
|
}
|
|
fseek (file, -0x23, SEEK_CUR);
|
|
}
|
|
else
|
|
{
|
|
memcpy(header, musiccache, 0x23);
|
|
}
|
|
|
|
if (strncmp (header+4, "-SPC700 Sound File Data", 23) == 0)
|
|
{
|
|
info = new SPCSong (file, musiccache, len);
|
|
}
|
|
}
|
|
#endif
|
|
// Check for FLAC format
|
|
else if (id == MAKE_ID('f','L','a','C'))
|
|
{
|
|
info = new FLACSong (file, musiccache, len);
|
|
file = NULL;
|
|
}
|
|
// Check for RDosPlay raw OPL format
|
|
else if (id == MAKE_ID('R','A','W','A') && len >= 12)
|
|
{
|
|
DWORD fullsig[2];
|
|
|
|
if (file != NULL)
|
|
{
|
|
if (fread (fullsig, 4, 2, file) != 2)
|
|
{
|
|
fclose (file);
|
|
return 0;
|
|
}
|
|
fseek (file, -8, SEEK_CUR);
|
|
}
|
|
else
|
|
{
|
|
memcpy(fullsig, musiccache, 8);
|
|
}
|
|
|
|
if (fullsig[1] == MAKE_ID('D','A','T','A'))
|
|
{
|
|
info = new OPLMUSSong (file, musiccache, len);
|
|
}
|
|
}
|
|
// Check for Martin Fernandez's modified IMF format
|
|
else if (id == MAKE_ID('A','D','L','I'))
|
|
{
|
|
char fullhead[6];
|
|
|
|
if (file != NULL)
|
|
{
|
|
if (fread (fullhead, 1, 6, file) != 6)
|
|
{
|
|
fclose (file);
|
|
return 0;
|
|
}
|
|
fseek (file, -6, SEEK_CUR);
|
|
}
|
|
else
|
|
{
|
|
memcpy(fullhead, musiccache, 6);
|
|
}
|
|
if (fullhead[4] == 'B' && fullhead[5] == 1)
|
|
{
|
|
info = new OPLMUSSong (file, musiccache, len);
|
|
}
|
|
}
|
|
|
|
if (info == NULL)
|
|
{
|
|
// Check for CDDA "format"
|
|
if (id == (('R')|(('I')<<8)|(('F')<<16)|(('F')<<24)))
|
|
{
|
|
if (file != NULL)
|
|
{
|
|
DWORD subid;
|
|
|
|
fseek (file, 8, SEEK_CUR);
|
|
if (fread (&subid, 4, 1, file) != 1)
|
|
{
|
|
fclose (file);
|
|
return 0;
|
|
}
|
|
fseek (file, -12, SEEK_CUR);
|
|
|
|
if (subid == (('C')|(('D')<<8)|(('D')<<16)|(('A')<<24)))
|
|
{
|
|
// This is a CDDA file
|
|
info = new CDDAFile (file, len);
|
|
}
|
|
}
|
|
}
|
|
|
|
// no FMOD => no modules/streams
|
|
// 1024 bytes is an arbitrary restriction. It's assumed that anything
|
|
// smaller than this can't possibly be a valid music file if it hasn't
|
|
// been identified already, so don't even bother trying to load it.
|
|
if (info == NULL && GSnd != NULL && len >= 1024)
|
|
{
|
|
// First try loading it as MOD, then as a stream
|
|
if (file != NULL) fclose (file);
|
|
file = NULL;
|
|
info = new MODSong (offset>=0? filename : musiccache, offset, len);
|
|
if (!info->IsValid ())
|
|
{
|
|
delete info;
|
|
info = new StreamSong (offset>=0? filename : musiccache, offset, len);
|
|
}
|
|
}
|
|
}
|
|
|
|
if (info && !info->IsValid ())
|
|
{
|
|
delete info;
|
|
info = NULL;
|
|
}
|
|
|
|
if (file != NULL)
|
|
{
|
|
fclose (file);
|
|
}
|
|
|
|
return info;
|
|
}
|
|
|
|
void *I_RegisterCDSong (int track, int id)
|
|
{
|
|
MusInfo *info = new CDSong (track, id);
|
|
|
|
if (info && !info->IsValid ())
|
|
{
|
|
delete info;
|
|
info = NULL;
|
|
}
|
|
|
|
return info;
|
|
}
|
|
|
|
// Is the song playing?
|
|
bool I_QrySongPlaying (void *handle)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
|
|
return info ? info->IsPlaying () : false;
|
|
}
|
|
|
|
// Change to a different part of the song
|
|
bool I_SetSongPosition (void *handle, int order)
|
|
{
|
|
MusInfo *info = (MusInfo *)handle;
|
|
return info ? info->SetPosition (order) : false;
|
|
}
|
|
|
|
// Sets relative music volume. Takes $musicvolume in SNDINFO into consideration
|
|
void I_SetMusicVolume (float factor)
|
|
{
|
|
factor = clamp<float>(factor, 0, 2.0f);
|
|
relative_volume = saved_relative_volume * factor;
|
|
#ifdef _WIN32
|
|
snd_midivolume.Callback();
|
|
#endif
|
|
snd_musicvolume.Callback();
|
|
}
|
|
|
|
CCMD(testmusicvol)
|
|
{
|
|
if (argv.argc() > 1)
|
|
{
|
|
relative_volume = (float)strtod(argv[1], NULL);
|
|
#ifdef _WIN32
|
|
snd_midivolume.Callback();
|
|
#endif
|
|
snd_musicvolume.Callback();
|
|
}
|
|
}
|