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Add upstream libzita-convolver 4.0.3

This commit is contained in:
Robin Gareus 2018-10-11 00:35:53 +02:00
parent c6955d4994
commit e554d1fad5
4 changed files with 1546 additions and 0 deletions

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#!/usr/bin/env python
from waflib.extras import autowaf as autowaf
from waflib import Options
from waflib import TaskGen
import os
# Version of this package (even if built as a child)
MAJOR = '4'
MINOR = '0'
MICRO = '0'
ZCONVOLVER_VERSION = "%s.%s.%s" % (MAJOR, MINOR, MICRO)
# Library version (UNIX style major, minor, micro)
# major increment <=> incompatible changes
# minor increment <=> compatible changes (additions)
# micro increment <=> no interface changes
ZCONVOLVER_LIB_VERSION = '4.0.0'
# Variables for 'waf dist'
APPNAME = 'zita-convolver'
VERSION = ZCONVOLVER_VERSION
I18N_PACKAGE = 'libzita-convolver'
# Mandatory variables
top = '.'
out = 'build'
def options(opt):
autowaf.set_options(opt)
def configure(conf):
if conf.is_defined('USE_EXTERNAL_LIBS'):
autowaf.check_pkg(conf, 'zita-convolver', uselib_store='LIBZCONVOLVER', atleast_version=ZCONVOLVER_LIB_VERSION, mandatory=True)
else:
conf.load ('compiler_cxx')
autowaf.configure(conf)
autowaf.check_pkg(conf, 'fftw3f', uselib_store='FFTW3F', mandatory=True)
def build(bld):
if bld.is_defined('USE_EXTERNAL_LIBS'):
return
obj = bld.stlib(features = 'cxx cxxstlib', source = 'zita-convolver.cc')
obj.cxxflags = [ '-fPIC', '-O3', '-ffast-math', '-funroll-loops' ]
obj.export_includes = ['.']
obj.includes = ['.']
obj.name = 'zita-convolver'
obj.target = 'zita-convolver'
obj.vnum = ZCONVOLVER_LIB_VERSION
obj.install_path = bld.env['LIBDIR']
obj.uselib = 'FFTW3F'
obj.defines = [ 'PACKAGE="' + I18N_PACKAGE + '"', 'ENABLE_VECTOR_MODE', '_POSIX_PTHREAD_SEMANTICS', '_REENTRANT' ]
def shutdown():
autowaf.shutdown()

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// ----------------------------------------------------------------------------
//
// Copyright (C) 2006-2018 Fons Adriaensen <fons@linuxaudio.org>
//
// This program is free software; you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation; either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with this program. If not, see <http://www.gnu.org/licenses/>.
//
// ----------------------------------------------------------------------------
#ifndef _ZITA_CONVOLVER_H
#define _ZITA_CONVOLVER_H
#include <pthread.h>
#include <stdint.h>
#include <fftw3.h>
#define ZITA_CONVOLVER_MAJOR_VERSION 4
#define ZITA_CONVOLVER_MINOR_VERSION 0
extern int zita_convolver_major_version (void);
extern int zita_convolver_minor_version (void);
// ----------------------------------------------------------------------------
#ifdef ZCSEMA_IS_IMPLEMENTED
#undef ZCSEMA_IS_IMPLEMENTED
#endif
#if defined(__linux__) || defined(__GNU__) || defined(__FreeBSD__) || defined(__FreeBSD_kernel__)
#include <semaphore.h>
class ZCsema
{
public:
ZCsema (void) { init (0, 0); }
~ZCsema (void) { sem_destroy (&_sema); }
ZCsema (const ZCsema&); // disabled
ZCsema& operator= (const ZCsema&); // disabled
int init (int s, int v) { return sem_init (&_sema, s, v); }
int post (void) { return sem_post (&_sema); }
int wait (void) { return sem_wait (&_sema); }
int trywait (void) { return sem_trywait (&_sema); }
private:
sem_t _sema;
};
#define ZCSEMA_IS_IMPLEMENTED
#endif
#ifdef __APPLE__
// NOTE: ***** I DO NOT REPEAT NOT PROVIDE SUPPORT FOR OSX *****
//
// The following code partially emulates the POSIX sem_t for which
// OSX has only a crippled implementation. It may or may not compile,
// and if it compiles it may or may not work correctly. Blame APPLE
// for not following POSIX standards.
class ZCsema
{
public:
ZCsema (void) : _count (0)
{
init (0, 0);
}
~ZCsema (void)
{
pthread_mutex_destroy (&_mutex);
pthread_cond_destroy (&_cond);
}
ZCsema (const ZCsema&); // disabled
ZCsema& operator= (const ZCsema&); // disabled
int init (int s, int v)
{
_count = v;
return pthread_mutex_init (&_mutex, 0) || pthread_cond_init (&_cond, 0);
}
int post (void)
{
pthread_mutex_lock (&_mutex);
_count++;
if (_count == 1) pthread_cond_signal (&_cond);
pthread_mutex_unlock (&_mutex);
return 0;
}
int wait (void)
{
pthread_mutex_lock (&_mutex);
while (_count < 1) pthread_cond_wait (&_cond, &_mutex);
_count--;
pthread_mutex_unlock (&_mutex);
return 0;
}
int trywait (void)
{
if (pthread_mutex_trylock (&_mutex)) return -1;
if (_count < 1)
{
pthread_mutex_unlock (&_mutex);
return -1;
}
_count--;
pthread_mutex_unlock (&_mutex);
return 0;
}
private:
int _count;
pthread_mutex_t _mutex;
pthread_cond_t _cond;
};
#define ZCSEMA_IS_IMPLEMENTED
#endif
#ifndef ZCSEMA_IS_IMPLEMENTED
#error "The ZCsema class is not implemented."
#endif
// ----------------------------------------------------------------------------
class Inpnode
{
private:
friend class Convlevel;
Inpnode (uint16_t inp);
~Inpnode (void);
void alloc_ffta (uint16_t npar, int32_t size);
void free_ffta (void);
Inpnode *_next;
fftwf_complex **_ffta;
uint16_t _npar;
uint16_t _inp;
};
class Macnode
{
private:
friend class Convlevel;
Macnode (Inpnode *inpn);
~Macnode (void);
void alloc_fftb (uint16_t npar);
void free_fftb (void);
Macnode *_next;
Inpnode *_inpn;
Macnode *_link;
fftwf_complex **_fftb;
uint16_t _npar;
};
class Outnode
{
private:
friend class Convlevel;
Outnode (uint16_t out, int32_t size);
~Outnode (void);
Outnode *_next;
Macnode *_list;
float *_buff [3];
uint16_t _out;
};
class Converror
{
public:
enum
{
BAD_STATE = -1,
BAD_PARAM = -2,
MEM_ALLOC = -3
};
Converror (int error) : _error (error) {}
private:
int _error;
};
class Convlevel
{
private:
friend class Convproc;
enum
{
OPT_FFTW_MEASURE = 1,
OPT_VECTOR_MODE = 2,
OPT_LATE_CONTIN = 4
};
enum
{
ST_IDLE,
ST_TERM,
ST_PROC
};
Convlevel (void);
~Convlevel (void);
void configure (int prio,
uint32_t offs,
uint32_t npar,
uint32_t parsize,
uint32_t options);
void impdata_write (uint32_t inp,
uint32_t out,
int32_t step,
float *data,
int32_t ind0,
int32_t ind1,
bool create);
void impdata_clear (uint32_t inp,
uint32_t out);
void impdata_link (uint32_t inp1,
uint32_t out1,
uint32_t inp2,
uint32_t out2);
void reset (uint32_t inpsize,
uint32_t outsize,
float **inpbuff,
float **outbuff);
void start (int absprio, int policy);
void process (bool sync);
int readout (bool sync, uint32_t skipcnt);
void stop (void);
void cleanup (void);
void fftswap (fftwf_complex *p);
void print (FILE *F);
static void *static_main (void *arg);
void main (void);
Macnode *findmacnode (uint32_t inp, uint32_t out, bool create);
volatile uint32_t _stat; // current processing state
int _prio; // relative priority
uint32_t _offs; // offset from start of impulse response
uint32_t _npar; // number of partitions
uint32_t _parsize; // partition and outbut buffer size
uint32_t _outsize; // step size for output buffer
uint32_t _outoffs; // offset into output buffer
uint32_t _inpsize; // size of shared input buffer
uint32_t _inpoffs; // offset into input buffer
uint32_t _options; // various options
uint32_t _ptind; // rotating partition index
uint32_t _opind; // rotating output buffer index
int _bits; // bit identifiying this level
int _wait; // number of unfinished cycles
pthread_t _pthr; // posix thread executing this level
ZCsema _trig; // sema used to trigger a cycle
ZCsema _done; // sema used to wait for a cycle
Inpnode *_inp_list; // linked list of active inputs
Outnode *_out_list; // linked list of active outputs
fftwf_plan _plan_r2c; // FFTW plan, forward FFT
fftwf_plan _plan_c2r; // FFTW plan, inverse FFT
float *_time_data; // workspace
float *_prep_data; // workspace
fftwf_complex *_freq_data; // workspace
float **_inpbuff; // array of shared input buffers
float **_outbuff; // array of shared output buffers
};
// ----------------------------------------------------------------------------
class Convproc
{
public:
Convproc (void);
~Convproc (void);
enum
{
ST_IDLE,
ST_STOP,
ST_WAIT,
ST_PROC
};
enum
{
FL_LATE = 0x0000FFFF,
FL_LOAD = 0x01000000
};
enum
{
OPT_FFTW_MEASURE = Convlevel::OPT_FFTW_MEASURE,
OPT_VECTOR_MODE = Convlevel::OPT_VECTOR_MODE,
OPT_LATE_CONTIN = Convlevel::OPT_LATE_CONTIN
};
enum
{
MAXINP = 64,
MAXOUT = 64,
MAXLEV = 8,
MINPART = 64,
MAXPART = 8192,
MAXDIVIS = 16,
MINQUANT = 16,
MAXQUANT = 8192
};
uint32_t state (void) const
{
return _state;
}
float *inpdata (uint32_t inp) const
{
return _inpbuff [inp] + _inpoffs;
}
float *outdata (uint32_t out) const
{
return _outbuff [out] + _outoffs;
}
int configure (uint32_t ninp,
uint32_t nout,
uint32_t maxsize,
uint32_t quantum,
uint32_t minpart,
uint32_t maxpart,
float density);
int impdata_create (uint32_t inp,
uint32_t out,
int32_t step,
float *data,
int32_t ind0,
int32_t ind1);
int impdata_clear (uint32_t inp,
uint32_t out);
int impdata_update (uint32_t inp,
uint32_t out,
int32_t step,
float *data,
int32_t ind0,
int32_t ind1);
int impdata_link (uint32_t inp1,
uint32_t out1,
uint32_t inp2,
uint32_t out2);
// Deprecated, use impdata_link() instead.
int impdata_copy (uint32_t inp1,
uint32_t out1,
uint32_t inp2,
uint32_t out2)
{
return impdata_link (inp1, out1, inp2, out2);
}
void set_options (uint32_t options);
void set_skipcnt (uint32_t skipcnt);
int reset (void);
int start_process (int abspri, int policy);
int process (bool sync = false);
int stop_process (void);
bool check_stop (void);
int cleanup (void);
void print (FILE *F = stdout);
private:
uint32_t _state; // current state
float *_inpbuff [MAXINP]; // input buffers
float *_outbuff [MAXOUT]; // output buffers
uint32_t _inpoffs; // current offset in input buffers
uint32_t _outoffs; // current offset in output buffers
uint32_t _options; // option bits
uint32_t _skipcnt; // number of frames to skip
uint32_t _ninp; // number of inputs
uint32_t _nout; // number of outputs
uint32_t _quantum; // processing block size
uint32_t _minpart; // smallest partition size
uint32_t _maxpart; // largest allowed partition size
uint32_t _nlevels; // number of partition sizes
uint32_t _inpsize; // size of input buffers
uint32_t _latecnt; // count of cycles ending too late
Convlevel *_convlev [MAXLEV]; // array of processors
void *_dummy [64];
static float _mac_cost;
static float _fft_cost;
};
// ----------------------------------------------------------------------------
#endif

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@ -236,6 +236,7 @@ children = [
'libs/qm-dsp', 'libs/qm-dsp',
'libs/vamp-plugins', 'libs/vamp-plugins',
'libs/zita-resampler', 'libs/zita-resampler',
'libs/zita-convolver',
# core ardour libraries # core ardour libraries
'libs/pbd', 'libs/pbd',
'libs/midi++2', 'libs/midi++2',