[PD-cvs] externals/tb/jack_transport jack_transport.c, NONE, 1.1 jack_transport.pd, NONE, 1.1 makefile, NONE, 1.1

Tim Blechmann timblech at users.sourceforge.net
Wed May 4 13:56:49 CEST 2005


Update of /cvsroot/pure-data/externals/tb/jack_transport
In directory sc8-pr-cvs1.sourceforge.net:/tmp/cvs-serv1995

Added Files:
	jack_transport.c jack_transport.pd makefile 
Log Message:
initial checkin


--- NEW FILE: jack_transport.pd ---
#N canvas 0 0 450 300 10;
#X floatatom 243 177 10 0 0 0 - - -;
#X obj 243 129 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
-1;
#X obj 243 153 jack_transport;
#X obj 243 203 / 48000;
#X floatatom 243 227 5 0 0 0 - - -;
#X connect 0 0 3 0;
#X connect 1 0 2 0;
#X connect 2 0 0 0;
#X connect 3 0 4 0;

--- NEW FILE: makefile ---
NAME=jack_transport
CSYM=jack_transport

current: pd_linux

# ----------------------- NT -----------------------

pd_nt: $(NAME).dll

.SUFFIXES: .dll

PDNTCFLAGS = /W3 /WX /DNT /DPD /nologo
VC="C:\Program Files\Microsoft Visual Studio\Vc98"

PDNTINCLUDE = /I. /I..\..\src /I$(VC)\include

PDNTLDIR = $(VC)\lib
PDNTLIB = $(PDNTLDIR)\libc.lib \
	$(PDNTLDIR)\oldnames.lib \
	$(PDNTLDIR)\kernel32.lib \
	..\..\bin\pd.lib 

.c.dll:
	cl $(PDNTCFLAGS) $(PDNTINCLUDE) /c $*.c
	link /dll /export:$(CSYM)_setup $*.obj $(PDNTLIB)

# ----------------------- IRIX 5.x -----------------------

pd_irix5: $(NAME).pd_irix5

.SUFFIXES: .pd_irix5

SGICFLAGS5 = -o32 -DPD -DUNIX -DIRIX -O2

SGIINCLUDE =  -I../../src

.c.pd_irix5:
	$(CC) $(SGICFLAGS5) $(SGIINCLUDE) -o $*.o -c $*.c
	ld -elf -shared -rdata_shared -o $*.pd_irix5 $*.o
	rm $*.o

# ----------------------- IRIX 6.x -----------------------

pd_irix6: $(NAME).pd_irix6

.SUFFIXES: .pd_irix6

SGICFLAGS6 = -n32 -DPD -DUNIX -DIRIX -DN32 -woff 1080,1064,1185 \
	-OPT:roundoff=3 -OPT:IEEE_arithmetic=3 -OPT:cray_ivdep=true \
	-Ofast=ip32

.c.pd_irix6:
	$(CC) $(SGICFLAGS6) $(SGIINCLUDE) -o $*.o -c $*.c
	ld -n32 -IPA -shared -rdata_shared -o $*.pd_irix6 $*.o
	rm $*.o

# ----------------------- LINUX i386 -----------------------

pd_linux: $(NAME).pd_linux

.SUFFIXES: .pd_linux

LINUXCFLAGS = -DPD -O3 -fPIC -funroll-loops -fomit-frame-pointer \
    -Wall -W -Wshadow -Wstrict-prototypes -Werror \
    -Wno-unused -Wno-parentheses -Wno-switch -g

LINUXINCLUDE =  -I../../../src

LSTRIP = strip --strip-unneeded -R .note -R .comment

.c.pd_linux:
	cc $(LINUXCFLAGS) $(LINUXINCLUDE) -o $*.o -c $*.c
	cc -Wl,-export_dynamic --shared -o $*.pd_linux $*.o -lm
	$(LSTRIP) $*.pd_linux
	rm -f $*.o

# ----------------------- Mac OSX -----------------------

pd_darwin: $(NAME).pd_darwin

.SUFFIXES: .pd_darwin

DARWINCFLAGS = -DPD -O2 -Wall -W -Wshadow -Wstrict-prototypes \
    -Wno-unused -Wno-parentheses -Wno-switch

.c.pd_darwin:
	$(CC) $(DARWINCFLAGS) $(LINUXINCLUDE) -o $*.o -c $*.c
	$(CC) -bundle -undefined suppress -flat_namespace -o $*.pd_darwin $*.o 
	rm -f $*.o

# ----------------------------------------------------------

clean:
	rm -f *.o *.pd_* so_locations

--- NEW FILE: jack_transport.c ---
/* 
* 
* jack_transport Copyright (C) 2005 Tim Blechmann
* 
* 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 2 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; see the file COPYING.  If not, write to
* the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
* Boston, MA 02111-1307, USA.
*/

#include "m_pd.h"
#include "jack/jack.h"
#include "stdio.h"

static t_class *jack_transport_class;

typedef struct _jack_transport
{
    t_object x_obj;
	t_outlet * x_outlet;
	jack_client_t* x_jack_client;
	jack_position_t* x_pos;
} jack_transport_t;


/* connect to jack server */
static int jack_transport_connect(jack_transport_t * x)
{
	char port_name[80] = "";

	static int client = 0;
	do 
	{
		sprintf(port_name,"pure_data_jack_transport_%d",client);
		client++;
	} 
	while (((x->x_jack_client = jack_client_new (port_name)) == 0) &&
		   client < 100);
	client = 0;

	if (!x->x_jack_client)
	{
		post("jack_transport: can't connect to jack server");
		return 1;
	}

	post("jack_transport: connecting as %s", port_name);
	
	jack_activate(x->x_jack_client);
	
	return 0;
}


static jack_transport_t * jack_transport_new(void)
{
	int status = 0;
	jack_transport_t *x = (jack_transport_t*) pd_new(jack_transport_class);
	
	x->x_outlet = outlet_new(&x->x_obj, NULL);
	x->x_pos = (jack_position_t*) getbytes(sizeof(jack_position_t));
	
	status = jack_transport_connect(x);

	return x;
}

static void jack_transport_starter(jack_transport_t * x)
{
	jack_transport_start(x->x_jack_client);
	return;
}

static void jack_transport_stoper(jack_transport_t * x)
{
	jack_transport_stop(x->x_jack_client);
	return;
}

static void jack_transport_bang(jack_transport_t * x)
{
	float f;
	if (!x->x_jack_client)
		return;

	jack_transport_query(x->x_jack_client,x->x_pos);
	
	f = x->x_pos->frame;
	
	outlet_float(x->x_outlet, f);
}


void jack_transport_setup(void)
{
	jack_transport_class = class_new(gensym("jack_transport"), 
									 (t_newmethod)jack_transport_new,
									 NULL, sizeof(jack_transport_t),
									 CLASS_DEFAULT, 0);
    class_addmethod(jack_transport_class, (t_method)jack_transport_starter,
					gensym("start"),0,0);
	class_addmethod(jack_transport_class, (t_method)jack_transport_stoper,
					gensym("stop"),0,0);
	class_addbang(jack_transport_class, (t_method)jack_transport_bang);

}





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