aboutsummaryrefslogtreecommitdiff
path: root/sndfiler
diff options
context:
space:
mode:
Diffstat (limited to 'sndfiler')
-rw-r--r--sndfiler/makefile94
-rw-r--r--sndfiler/sndfiler-help.pd10
-rw-r--r--sndfiler/sndfiler.c321
3 files changed, 425 insertions, 0 deletions
diff --git a/sndfiler/makefile b/sndfiler/makefile
new file mode 100644
index 0000000..f44a8da
--- /dev/null
+++ b/sndfiler/makefile
@@ -0,0 +1,94 @@
+NAME=sndfiler
+CSYM=sndfiler
+
+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
+
+LINUXINCLUDE = -I/home/tim/pd/devel_0_39/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 -lsndfile
+# $(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
diff --git a/sndfiler/sndfiler-help.pd b/sndfiler/sndfiler-help.pd
new file mode 100644
index 0000000..fe9de17
--- /dev/null
+++ b/sndfiler/sndfiler-help.pd
@@ -0,0 +1,10 @@
+#N canvas 0 0 450 300 10;
+#X obj 36 103 sndfiler;
+#X obj 294 87 table array;
+#X msg 37 60 read \$1 array;
+#X obj 38 33 openpanel;
+#X obj 124 15 bng 15 250 50 0 empty empty empty 0 -6 0 8 -262144 -1
+-1;
+#X connect 2 0 0 0;
+#X connect 3 0 2 0;
+#X connect 4 0 3 0;
diff --git a/sndfiler/sndfiler.c b/sndfiler/sndfiler.c
new file mode 100644
index 0000000..29c692a
--- /dev/null
+++ b/sndfiler/sndfiler.c
@@ -0,0 +1,321 @@
+/*
+ *
+ * soundfiler based on libsndfile
+ * 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 "stdlib.h"
+#include "m_pd.h"
+#include "g_canvas.h"
+#include "m_fifo.h"
+#include "pthread.h" /* for helper thread */
+#include "sched.h" /* for thread priority */
+#include "alloca.h"
+
+#include "sndfile.h"
+
+#if (_POSIX_MEMLOCK - 0) >= 200112L
+#include <sys/mman.h>
+#endif /* _POSIX_MEMLOCK */
+
+static t_class *sndfiler_class;
+
+
+typedef struct _sndfiler
+{
+ t_object x_obj;
+ t_canvas *x_canvas;
+} t_sndfiler;
+
+typedef struct _sfprocess
+{
+ void* padding;
+ void (* process) (t_sndfiler *,
+ int, t_atom *); /* callback function */
+ t_sndfiler * x; /* soundfiler */
+ int argc;
+ t_atom * argv;
+} t_sfprocess;
+
+
+/* this is the queue for all soundfiler objects */
+typedef struct _sfqueue
+{
+ t_fifo* x_jobs;
+
+ pthread_mutex_t mutex;
+ pthread_cond_t cond;
+} t_sfqueue;
+
+
+typedef struct _syncdata
+{
+ t_garray** arrays;
+ t_float** helper_arrays;
+ int argc;
+ t_int frames;
+} t_syncdata;
+
+
+static t_sfqueue sndfiler_queue;
+static pthread_t sf_thread_id; /* id of soundfiler thread */
+
+
+static t_sndfiler *sndfiler_new(void)
+{
+ t_sndfiler *x = (t_sndfiler *)pd_new(sndfiler_class);
+ x->x_canvas = canvas_getcurrent();
+ outlet_new(&x->x_obj, &s_float);
+ return (x);
+}
+
+
+/* global soundfiler thread ... sleeping until signaled */
+static void sndfiler_thread(void)
+{
+ while (1)
+ {
+ t_sfprocess * me;
+ pthread_cond_wait(&sndfiler_queue.cond, &sndfiler_queue.mutex);
+
+ while (me = (t_sfprocess *)fifo_get(sndfiler_queue.x_jobs))
+ {
+ (me->process)(me->x, me->argc, me->argv);
+
+ /* freeing the argument vector */
+ freebytes(me->argv, sizeof(t_atom) * me->argc);
+ freebytes(me, sizeof(t_sfprocess));
+ }
+ }
+}
+
+static void sndfiler_start_thread(void)
+{
+ pthread_attr_t sf_attr;
+ struct sched_param sf_param;
+ int status;
+
+ //initialize queue
+ sndfiler_queue.x_jobs = fifo_init();
+ pthread_mutex_init (&sndfiler_queue.mutex,NULL);
+ pthread_cond_init (&sndfiler_queue.cond,NULL);
+
+ // initialize thread
+ pthread_attr_init(&sf_attr);
+
+ sf_param.sched_priority=sched_get_priority_min(SCHED_OTHER);
+ pthread_attr_setschedparam(&sf_attr,&sf_param);
+
+#ifdef UNIX
+ if (sys_hipriority == 1/* && getuid() == 0 */)
+ {
+ sf_param.sched_priority=sched_get_priority_min(SCHED_RR);
+ pthread_attr_setschedpolicy(&sf_attr,SCHED_RR);
+ }
+#endif /* UNIX */
+
+ //start thread
+ status = pthread_create(&sf_thread_id, &sf_attr,
+ (void *) sndfiler_thread,NULL);
+ if (status != 0)
+ error("Couldn't create sndfiler thread: %d",status);
+ else
+ post("global sndfiler thread launched, priority: %d",
+ sf_param.sched_priority);
+}
+
+
+static void sndfiler_read_cb(t_sndfiler * x, int argc, t_atom* argv);
+
+
+/* syntax:
+ * read soundfile array0..n
+ * if the soundfile has less channels than arrays are given, these arrays are
+ * set to zero
+ * if there are too little arrays given, only the first n channels will be used
+ * */
+
+static void sndfiler_read(t_sndfiler * x, t_symbol *s, int argc, t_atom* argv)
+{
+ t_sfprocess * process = getbytes(sizeof(t_sfprocess));
+
+
+ process->process = &sndfiler_read_cb;
+ process->x = x;
+ process->argc = argc;
+ process->argv = (t_atom*) copybytes(argv, sizeof(t_atom) * argc);
+
+ fifo_put(sndfiler_queue.x_jobs, process);
+
+ pthread_cond_signal(&sndfiler_queue.cond);
+}
+
+static t_int sndfiler_synchonize(t_int * w);
+
+static void sndfiler_read_cb(t_sndfiler * x, int argc, t_atom* argv)
+{
+ int resize = 0;
+ int frames = -1;
+ int i, j;
+ int counter=0;
+ int channel_count;
+ t_float** helper_arrays;
+
+ t_symbol* file;
+ t_garray ** arrays;
+
+ SNDFILE* sndfile;
+ SF_INFO info;
+
+ if (argc < 2)
+ {
+ pd_error(x, "Invalid arguments");
+ return;
+ }
+
+ file = atom_getsymbolarg(0, argc, argv);
+
+ channel_count = argc - 1;
+ helper_arrays = getbytes(channel_count * sizeof(t_float*));
+
+ arrays = getbytes(channel_count * sizeof(t_garray*));
+ for (i = 0; i != channel_count; ++i)
+ {
+ t_garray * array = (t_garray *)pd_findbyclass(atom_getsymbolarg(i+1, argc, argv), garray_class);
+
+ if (array)
+ arrays[i] = array;
+ else
+ {
+ pd_error(x, "%s: no such array", atom_getsymbolarg(i+1, argc, argv)->s_name);
+ return;
+ }
+ }
+
+ sndfile = sf_open(file->s_name, SFM_READ, &info);
+
+ if (sndfile)
+ {
+ int minchannels = (channel_count < info.channels) ?
+ channel_count : info.channels;
+
+ int maxchannels = (channel_count < info.channels) ?
+ channel_count : info.channels;
+
+ t_float * item = alloca(maxchannels * sizeof(t_float));
+
+ t_int ** syncdata = getbytes(sizeof(t_int*) * 5);
+
+#if (_POSIX_MEMLOCK - 0) >= 200112L
+ munlockall();
+#endif
+
+ for (i = 0; i != channel_count; ++i)
+ {
+ helper_arrays[i] = getalignedbytes(info.frames * sizeof(t_float));
+ }
+
+
+ for (i = 0; i != info.frames; ++i)
+ {
+ sf_read_float(sndfile, item, 1);
+
+ for (j = 0; j != channel_count; ++j)
+ {
+ if (j < minchannels)
+ helper_arrays[j][i] = item[j];
+ else
+ helper_arrays[j][i] = 0;
+ }
+ }
+#if (_POSIX_MEMLOCK - 0) >= 200112L
+ mlockall(MCL_FUTURE);
+#endif
+
+ sf_close(sndfile);
+
+ syncdata[0] = (t_int*)arrays;
+ syncdata[1] = (t_int*)helper_arrays;
+ syncdata[2] = (t_int*)channel_count;
+ syncdata[3] = (t_int*)(long)info.frames;
+ syncdata[4] = (t_int*)x;
+
+ sys_callback(sndfiler_synchonize, (t_int*)syncdata, 5);
+ }
+ else
+ {
+ pd_error(x, "Error opening file");
+ }
+}
+
+
+static t_int sndfiler_synchonize(t_int * w)
+{
+ int i;
+ t_garray** arrays = (t_garray**) w[0];
+ t_float** helper_arrays = (t_float**) w[1];
+ t_int channel_count = (t_int)w[2];
+ t_int frames = (t_int)w[3];
+ t_sndfiler* x = (t_sndfiler*)w[4];
+
+ for (i = 0; i != channel_count; ++i)
+ {
+ t_garray * garray = arrays[i];
+ t_array * array = garray->x_scalar->sc_vec[0].w_array;
+ t_glist * gl = garray->x_glist;;
+
+
+ freealignedbytes(array->a_vec, array->a_n);
+ array->a_vec = (char*)helper_arrays[i];
+ array->a_n = frames;
+
+ if (gl->gl_list == &garray->x_gobj && !garray->x_gobj.g_next)
+ {
+ vmess(&gl->gl_pd, gensym("bounds"), "ffff",
+ 0., gl->gl_y1, (double)(frames > 1 ? frames-1 : 1), gl->gl_y2);
+ /* close any dialogs that might have the wrong info now... */
+ gfxstub_deleteforkey(gl);
+ }
+ else
+ garray_redraw(garray);
+ }
+
+ free(arrays);
+ free(helper_arrays);
+
+ canvas_update_dsp();
+
+ outlet_float(x->x_obj.ob_outlet, frames);
+
+ return 0;
+}
+
+
+void sndfiler_setup(void)
+{
+ sndfiler_class = class_new(gensym("sndfiler"), (t_newmethod)sndfiler_new,
+ 0, sizeof(t_sndfiler), 0, 0);
+ class_addmethod(sndfiler_class, (t_method)sndfiler_read,
+ gensym("read"), A_GIMME, 0);
+
+ sndfiler_start_thread();
+}
+
+