ref: 9b8757eabebe9ae91d613d3c6a6ce5f00fd766ed
dir: /src/handlers.c/
/*
* Originally created: July 5, 1991
* Copyright 1991 Lance Norskog And Sundry Contributors
* This source code is freely redistributable and may be used for
* any purpose. This copyright notice must be maintained.
* Lance Norskog And Sundry Contributors are not responsible for
* the consequences of using this software.
*/
#include "st.h"
#include "btrworth.h"
/*
* Sound Tools file format and effect tables.
*/
/* File format handlers. */
char *aiffnames[] = {
"aiff",
"aif",
(char *) 0
};
extern void aiffstartread();
extern LONG aiffread();
extern void aiffstopread();
extern void aiffstartwrite();
extern void aiffwrite();
extern void aiffstopwrite();
char *alnames[] = {
"al",
(char *) 0
};
extern void alstartread();
extern void alstartwrite();
#if defined(ALSA_PLAYER)
char *alsanames[] = {
"alsa",
(char *) 0
};
extern void alsastartread();
extern void alsastartwrite();
#endif
char *aunames[] = {
"au",
#ifdef NeXT
"snd",
#endif
(char *) 0
};
extern void austartread();
extern LONG auread();
extern void austartwrite();
extern void auwrite();
extern void austopwrite();
char *autonames[] = {
"auto",
(char *) 0
};
extern void autostartread();
extern void autostartwrite();
char *avrnames[] = {
"avr",
(char *) 0
};
extern void avrstartread();
extern void avrstartwrite();
extern void avrwrite();
extern void avrstopwrite();
char *cdrnames[] = {
"cdr",
(char *) 0
};
extern void cdrstartread();
extern LONG cdrread();
extern void cdrstopread();
extern void cdrstartwrite();
extern void cdrwrite();
extern void cdrstopwrite();
char *cvsdnames[] = {
"cvs",
"cvsd",
(char *)0
};
extern void cvsdstartread();
extern LONG cvsdread();
extern void cvsdstopread();
extern void cvsdstartwrite();
extern void cvsdwrite();
extern void cvsdstopwrite();
char *datnames[] = {
"dat",
(char *) 0
};
extern void datstartread();
extern LONG datread();
extern void datstartwrite();
extern void datwrite();
char *dvmsnames[] = {
"vms",
"dvms",
(char *)0
};
extern void dvmsstartread();
extern void dvmsstartwrite();
extern void dvmsstopwrite();
#ifdef HAVE_LIBGSM
char *gsmnames[] = {
"gsm",
(char *) 0
};
extern void gsmstartread();
extern LONG gsmread();
extern void gsmstopread();
extern void gsmstartwrite();
extern void gsmwrite();
extern void gsmstopwrite();
#endif
char *hcomnames[] = {
"hcom",
(char *) 0
};
extern void hcomstartread();
extern LONG hcomread();
extern void hcomstopread();
extern void hcomstartwrite();
extern void hcomwrite();
extern void hcomstopwrite();
char *maudnames[] = {
"maud",
(char *) 0,
};
extern void maudstartread();
extern LONG maudread();
extern void maudstopread();
extern void maudwrite();
extern void maudstartwrite();
extern void maudstopwrite();
#if defined(OSS_PLAYER)
char *ossdspnames[] = {
"ossdsp",
(char *) 0
};
extern void ossdspstartread();
extern void ossdspstartwrite();
#endif
char *rawnames[] = {
"raw",
(char *) 0
};
/* raw prototypes are defined in st.h since they are used globally. */
char *sbnames[] = {
"sb",
(char *) 0
};
extern void sbstartread();
extern void sbstartwrite();
char *sfnames[] = {
"sf",
(char *) 0
};
extern void sfstartread();
extern void sfstartwrite();
char *smpnames[] = {
"smp",
(char *) 0,
};
char *slnames[] = {
"sl",
(char *) 0,
};
extern void slstartread();
extern void slstartwrite();
extern void smpstartread();
extern LONG smpread();
extern void smpwrite();
extern void smpstartwrite();
extern void smpstopwrite();
char *sndrnames[] = {
"sndr",
(char *) 0
};
extern void sndrstartwrite();
char *sndtnames[] = {
"sndt",
#ifdef DOS
"snd",
#endif
(char *) 0
};
extern void sndtstartread();
extern void sndtstartwrite();
extern void sndtwrite();
extern void sndtstopwrite();
#if defined(SUNAUDIO_PLAYER)
char *sunnames[] = {
"sunau",
(char *) 0
};
extern void sunstartread();
extern void sunstartwrite();
#endif
char *svxnames[] = {
"8svx",
(char *) 0
};
extern void svxstartread();
extern LONG svxread();
extern void svxstopread();
extern void svxstartwrite();
extern void svxwrite();
extern void svxstopwrite();
char *swnames[] = {
"sw",
(char *) 0
};
extern void swstartread();
extern void swstartwrite();
char *txwnames[] = {
"txw",
(char *)0
};
extern void txwstartread();
extern LONG txwread();
extern void txwstopread();
extern void txwstartwrite();
extern void txwwrite();
extern void txwstopwrite();
char *ubnames[] = {
"ub",
"sou",
"fssd",
#ifdef MAC
"snd",
#endif
(char *) 0
};
extern void ubstartread();
extern void ubstartwrite();
char *ulnames[] = {
"ul",
(char *) 0
};
extern void ulstartread();
extern void ulstartwrite();
char *uwnames[] = {
"uw",
(char *) 0
};
extern void uwstartread();
extern void uwstartwrite();
char *vocnames[] = {
"voc",
(char *) 0
};
extern void vocstartread();
extern LONG vocread();
extern void vocstopread();
extern void vocstartwrite();
extern void vocwrite();
extern void vocstopwrite();
char *wavnames[] = {
"wav",
(char *) 0
};
extern void wavstartread();
extern LONG wavread();
extern void wavstartwrite();
extern void wavwrite();
extern void wavstopwrite();
char *wvenames[] = {
"wve",
(char *) 0
};
extern void wvestartread();
extern LONG wveread();
extern void wvestartwrite();
extern void wvewrite();
extern void wvestopwrite();
extern void nothing();
extern LONG nothing_success();
format_t formats[] = {
{aiffnames, FILE_STEREO,
aiffstartread, aiffread, aiffstopread, /* SGI/Apple AIFF */
aiffstartwrite, aiffwrite, aiffstopwrite},
{alnames, FILE_STEREO,
alstartread, rawread, rawstopread, /* a-law byte raw */
alstartwrite, rawwrite, rawstopwrite},
#if defined(ALSA_PLAYER)
{alsanames, FILE_STEREO,
alsastartread, rawread, rawstopread, /* /dev/snd/pcmXX */
alsastartwrite, rawwrite, rawstopwrite},
#endif
{aunames, FILE_STEREO,
austartread, auread, rawstopread, /* SPARC .AU w/header */
austartwrite, auwrite, austopwrite},
{autonames, FILE_STEREO,
autostartread, nothing_success, nothing,/* Guess from header */
autostartwrite, nothing, nothing}, /* patched run time */
{avrnames, FILE_STEREO,
avrstartread, rawread, nothing, /* AVR format */
avrstartwrite, avrwrite, avrstopwrite}, /* relies on raw */
{cdrnames, FILE_STEREO,
cdrstartread, cdrread, cdrstopread, /* CD-R format */
cdrstartwrite, cdrwrite, cdrstopwrite},
{cvsdnames, 0,
cvsdstartread, cvsdread, cvsdstopread, /* Cont. Variable */
cvsdstartwrite, cvsdwrite, cvsdstopwrite}, /* Slope Delta */
{datnames, 0,
datstartread, datread, nothing, /* Text data samples */
datstartwrite, datwrite, nothing},
{dvmsnames, 0,
dvmsstartread, cvsdread, cvsdstopread, /* Cont. Variable */
dvmsstartwrite, cvsdwrite, dvmsstopwrite}, /* Slope Delta */
#ifdef HAVE_LIBGSM
{gsmnames, 0,
gsmstartread, gsmread, gsmstopread, /* GSM 06.10 */
gsmstartwrite, gsmwrite, gsmstopwrite},
#endif
{hcomnames, 0,
hcomstartread, hcomread, hcomstopread, /* Mac FSSD/HCOM */
hcomstartwrite, hcomwrite, hcomstopwrite},
{maudnames, FILE_STEREO, /* Amiga MAUD */
maudstartread, maudread, maudstopread,
maudstartwrite, maudwrite, maudstopwrite},
#if defined(OSS_PLAYER)
/* OSS player. */
{ossdspnames, FILE_STEREO,
ossdspstartread, rawread, rawstopread, /* /dev/dsp */
ossdspstartwrite, rawwrite, rawstopwrite},
#endif
{rawnames, FILE_STEREO,
rawstartread, rawread, rawstopread, /* Raw format */
rawstartwrite, rawwrite, rawstopwrite},
{sbnames, FILE_STEREO,
sbstartread, rawread, rawstopread, /* signed byte raw */
sbstartwrite, rawwrite, rawstopwrite},
{sfnames, FILE_STEREO,
sfstartread, rawread, rawstopread, /* IRCAM Sound File */
sfstartwrite, rawwrite, rawstopwrite},
{ slnames, FILE_STEREO,
slstartread, rawread, rawstopread, /* signed long raw */
slstartwrite, rawwrite, rawstopwrite },
{smpnames, FILE_STEREO | FILE_LOOPS,
smpstartread, smpread, nothing, /* SampleVision sound */
smpstartwrite, smpwrite, smpstopwrite}, /* Turtle Beach */
{sndrnames, FILE_STEREO,
sndtstartread, rawread, rawstopread, /* Sounder Sound File */
sndrstartwrite, rawwrite, rawstopwrite},
{sndtnames, FILE_STEREO,
sndtstartread, rawread, rawstopread, /* Sndtool Sound File */
sndtstartwrite, sndtwrite, sndtstopwrite},
#if defined(SUNAUDIO_PLAYER)
/* Sun /dev/audio player. */
{sunnames, FILE_STEREO,
sunstartread, rawread, rawstopread, /* /dev/audio */
sunstartwrite, rawwrite, rawstopwrite},
#endif
{svxnames, FILE_STEREO,
svxstartread, svxread, svxstopread, /* Amiga 8SVX */
svxstartwrite, svxwrite, svxstopwrite},
{swnames, FILE_STEREO,
swstartread, rawread, rawstopread, /* signed word raw */
swstartwrite, rawwrite, rawstopwrite},
{txwnames, 0,
txwstartread, txwread, txwstopread, /* Yamaha TX16W and */
txwstartwrite, txwwrite, txwstopwrite}, /* SY99 waves */
{ubnames, FILE_STEREO,
ubstartread, rawread, rawstopread, /* unsigned byte raw */
ubstartwrite, rawwrite, rawstopwrite},
{ulnames, FILE_STEREO,
ulstartread, rawread, rawstopread, /* u-law byte raw */
ulstartwrite, rawwrite, rawstopwrite},
{uwnames, FILE_STEREO,
uwstartread, rawread, rawstopread, /* unsigned word raw */
uwstartwrite, rawwrite, rawstopwrite},
{vocnames, FILE_STEREO,
vocstartread, vocread, vocstopread, /* Sound Blaster .VOC */
vocstartwrite, vocwrite, vocstopwrite},
{wavnames, FILE_STEREO,
wavstartread, wavread, nothing, /* Microsoft .wav */
wavstartwrite, wavwrite, wavstopwrite},
{wvenames, 0,
wvestartread, wveread, rawstopread, /* Psion .wve */
wvestartwrite, wvewrite, wvestopwrite},
{0, 0,
0, 0, 0, 0, 0, 0}
};
/* Effects handlers. */
extern void null_drain(); /* dummy drain routine */
extern void avg_getopts();
extern void avg_start();
extern void avg_flow();
extern void avg_stop();
extern void band_getopts();
extern void band_start();
extern void band_flow();
extern void band_stop();
extern void bandpass_getopts();
extern void bandpass_start();
extern void bandreject_getopts();
extern void bandreject_start();
extern void chorus_getopts();
extern void chorus_start();
extern void chorus_flow();
extern void chorus_drain();
extern void chorus_stop();
extern void compand_getopts();
extern void compand_start();
extern void compand_flow();
extern void copy_getopts();
extern void copy_start();
extern void copy_flow();
extern void copy_stop();
extern void cut_getopts();
extern void cut_start();
extern void cut_flow();
extern void cut_stop();
extern void deemph_getopts();
extern void deemph_start();
extern void deemph_flow();
extern void deemph_stop();
#ifdef USE_DYN
extern void dyn_getopts();
extern void dyn_start();
extern void dyn_flow();
extern void dyn_stop();
#endif
extern void echo_getopts();
extern void echo_start();
extern void echo_flow();
extern void echo_drain();
extern void echo_stop();
extern void echos_getopts();
extern void echos_start();
extern void echos_flow();
extern void echos_drain();
extern void echos_stop();
extern void filter_getopts();
extern void filter_start();
extern void filter_flow();
extern void filter_drain();
extern void filter_stop();
extern void flanger_getopts();
extern void flanger_start();
extern void flanger_flow();
extern void flanger_drain();
extern void flanger_stop();
extern void highp_getopts();
extern void highp_start();
extern void highp_flow();
extern void highp_stop();
extern void highpass_getopts();
extern void highpass_start();
extern void lowp_getopts();
extern void lowp_start();
extern void lowp_flow();
extern void lowp_stop();
extern void lowpass_getopts();
extern void lowpass_start();
extern void map_getopts();
extern void map_start();
extern void map_flow();
extern void mask_getopts();
extern void mask_flow();
extern void phaser_getopts();
extern void phaser_start();
extern void phaser_flow();
extern void phaser_drain();
extern void phaser_stop();
extern void pick_getopts();
extern void pick_start();
extern void pick_flow();
extern void pick_stop();
extern void poly_getopts();
extern void poly_start();
extern void poly_flow();
extern void poly_drain();
extern void poly_stop();
extern void rate_getopts();
extern void rate_start();
extern void rate_flow();
extern void rate_stop();
extern void resample_getopts();
extern void resample_start();
extern void resample_flow();
extern void resample_drain();
extern void resample_stop();
extern void reverb_getopts();
extern void reverb_start();
extern void reverb_flow();
extern void reverb_drain();
extern void reverb_stop();
extern void reverse_getopts();
extern void reverse_start();
extern void reverse_flow();
extern void reverse_drain();
extern void reverse_stop();
extern void split_getopts();
extern void split_start();
extern void split_flow();
extern void split_stop();
extern void stat_getopts();
extern void stat_start();
extern void stat_flow();
extern void stat_stop();
extern void swap_getopts();
extern void swap_start();
extern void swap_flow();
extern void swap_drain();
extern void swap_stop();
extern void vibro_getopts();
extern void vibro_start();
extern void vibro_flow();
extern void vibro_stop();
/*
* EFF_CHAN means that the number of channels can change.
* EFF_RATE means that the sample rate can change.
* The first effect which can handle a data rate change, stereo->mono, etc.
* is the default handler for that problem.
*
* EFF_MCHAN just means that the effect is coded for multiple channels.
*/
effect_t effects[] = {
{"null", 0, /* stand-in, never gets called */
nothing, nothing, nothing, null_drain, nothing},
{"avg", EFF_CHAN | EFF_MCHAN,
avg_getopts, avg_start, avg_flow, null_drain, avg_stop},
{"band", 0,
band_getopts, band_start, band_flow, null_drain, band_stop},
{"bandpass", 0,
bandpass_getopts, bandpass_start, butterworth_flow, null_drain, nothing},
{"bandreject", 0,
bandreject_getopts, bandreject_start, butterworth_flow, null_drain, nothing},
{"chorus", 0,
chorus_getopts, chorus_start, chorus_flow,
chorus_drain, chorus_stop},
{"compand", EFF_MCHAN,
compand_getopts, compand_start, compand_flow,
null_drain, nothing},
{"copy", EFF_MCHAN,
copy_getopts, copy_start, copy_flow, null_drain, nothing},
{"cut", EFF_MCHAN,
cut_getopts, cut_start, cut_flow, null_drain, nothing},
{"deemph", EFF_MCHAN,
deemph_getopts, deemph_start, deemph_flow,
null_drain, deemph_stop},
#ifdef USE_DYN
{"dyn", 0,
dyn_getopts, dyn_start, dyn_flow, null_drain, dyn_stop},
#endif
{"echo", 0,
echo_getopts, echo_start, echo_flow, echo_drain, echo_stop},
{"echos", 0,
echos_getopts, echos_start, echos_flow,
echos_drain, echos_stop},
{ "filter", 0,
filter_getopts, filter_start, filter_flow,
filter_drain, filter_stop},
{"flanger", 0,
flanger_getopts, flanger_start, flanger_flow,
flanger_drain, flanger_stop},
{"highp", 0,
highp_getopts, highp_start, highp_flow, null_drain,highp_stop},
{"highpass", 0,
highpass_getopts, highpass_start, butterworth_flow, null_drain,nothing},
{"lowp", 0,
lowp_getopts, lowp_start, lowp_flow, null_drain, lowp_stop},
{"lowpass", 0,
lowpass_getopts, lowpass_start, butterworth_flow, null_drain, nothing},
{"map", EFF_REPORT,
map_getopts, map_start, map_flow, null_drain, nothing},
{"mask", EFF_MCHAN,
mask_getopts, nothing, mask_flow, null_drain, nothing},
{"phaser", 0,
phaser_getopts, phaser_start, phaser_flow,
phaser_drain, phaser_stop},
{"pick", EFF_CHAN | EFF_MCHAN,
pick_getopts, pick_start, pick_flow, null_drain, pick_stop},
{"polyphase", EFF_RATE,
poly_getopts, poly_start, poly_flow,
poly_drain, poly_stop},
{"rate", EFF_RATE,
rate_getopts, rate_start, rate_flow, null_drain, nothing},
{"resample", EFF_RATE,
resample_getopts, resample_start, resample_flow,
resample_drain, resample_stop},
{"reverb", 0,
reverb_getopts, reverb_start, reverb_flow,
reverb_drain, reverb_stop},
{"reverse", 0,
reverse_getopts, reverse_start,
reverse_flow, reverse_drain, reverse_stop},
{"split", EFF_CHAN | EFF_MCHAN,
split_getopts, split_start, split_flow, null_drain,split_stop},
{"stat", EFF_MCHAN | EFF_REPORT | EFF_RATE | EFF_CHAN,
stat_getopts, stat_start, stat_flow, null_drain, stat_stop},
{"swap", EFF_MCHAN,
swap_getopts, swap_start, swap_flow, swap_drain, swap_stop},
{"vibro", 0,
vibro_getopts, vibro_start, vibro_flow, null_drain, nothing},
{0, 0, 0, 0, 0, 0, 0}
};