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authorThomas Grill <xovo@users.sourceforge.net>2005-03-09 04:58:11 +0000
committerThomas Grill <xovo@users.sourceforge.net>2005-03-09 04:58:11 +0000
commite854889b99b9e515dc69d237b1031b5705e83b60 (patch)
tree6b525184d850f15012e316ca51cf0a11563261ea /externals
parent9ccbbc943fa25426542b4fb6d6bc280c3281001b (diff)
fixes for detached operation and single-threaded version
use lock count instead of message queuing to avoid py->py messaging deadlock support for buffer objects (preliminary) updated build system little restructuring fixes for single-threaded compilation added support for numarray svn path=/trunk/; revision=2610
Diffstat (limited to 'externals')
-rw-r--r--externals/grill/py/build/config-lnx.def3
-rw-r--r--externals/grill/py/build/config-mac.def3
-rw-r--r--externals/grill/py/build/config-win.def3
-rw-r--r--externals/grill/py/build/gnumake-lnx-gcc.inc4
-rw-r--r--externals/grill/py/build/gnumake-mac-gcc.inc3
-rw-r--r--externals/grill/py/build/nmake-win-msvc.inc4
-rw-r--r--externals/grill/py/package.txt8
-rw-r--r--externals/grill/py/pd/buffer-1.pd56
-rw-r--r--externals/grill/py/py.vcproj10
-rw-r--r--externals/grill/py/readme.txt1
-rw-r--r--externals/grill/py/scripts/buffer.py46
-rw-r--r--externals/grill/py/scripts/threads.py4
-rw-r--r--externals/grill/py/source/main.cpp25
-rw-r--r--externals/grill/py/source/main.h7
-rw-r--r--externals/grill/py/source/modmeth.cpp3
-rw-r--r--externals/grill/py/source/py.cpp2
-rw-r--r--externals/grill/py/source/pybuffer.cpp244
-rw-r--r--externals/grill/py/source/pybuffer.h79
-rw-r--r--externals/grill/py/source/pysymbol.h2
19 files changed, 488 insertions, 19 deletions
diff --git a/externals/grill/py/build/config-lnx.def b/externals/grill/py/build/config-lnx.def
index 121d2cb5..3eba0d96 100644
--- a/externals/grill/py/build/config-lnx.def
+++ b/externals/grill/py/build/config-lnx.def
@@ -3,3 +3,6 @@ PYTHONPREFIX=/usr
# which Python version do you want to compile against?
PYTHONVERSION=2.3
+
+# uncomment if numarray support should be compiled in
+# PY_NUMARRAY=1
diff --git a/externals/grill/py/build/config-mac.def b/externals/grill/py/build/config-mac.def
index be94b713..a966f137 100644
--- a/externals/grill/py/build/config-mac.def
+++ b/externals/grill/py/build/config-mac.def
@@ -1 +1,2 @@
-# nothing to adjust! \ No newline at end of file
+# uncomment if numarray support should be compiled in
+# PY_NUMARRAY=1
diff --git a/externals/grill/py/build/config-win.def b/externals/grill/py/build/config-win.def
index afa2f649..f587116d 100644
--- a/externals/grill/py/build/config-win.def
+++ b/externals/grill/py/build/config-win.def
@@ -1,2 +1,5 @@
# where is the Python installation?
PYTHONPATH=c:\programme\prog\python24
+
+# uncomment if numarray support should be compiled in
+# PY_NUMARRAY=1
diff --git a/externals/grill/py/build/gnumake-lnx-gcc.inc b/externals/grill/py/build/gnumake-lnx-gcc.inc
index bdb375f1..ff0a8bfa 100644
--- a/externals/grill/py/build/gnumake-lnx-gcc.inc
+++ b/externals/grill/py/build/gnumake-lnx-gcc.inc
@@ -1,3 +1,7 @@
DEFS += -DPY_EXPORTS
INCPATH += -I$(PYTHONPREFIX)/include/python$(PYTHONVERSION)
LIBS += -lpython$(PYTHONVERSION)
+
+ifdef PY_NUMARRAY
+DEFS += -DPY_NUMARRAY
+endif \ No newline at end of file
diff --git a/externals/grill/py/build/gnumake-mac-gcc.inc b/externals/grill/py/build/gnumake-mac-gcc.inc
index 16e9df6f..c7268557 100644
--- a/externals/grill/py/build/gnumake-mac-gcc.inc
+++ b/externals/grill/py/build/gnumake-mac-gcc.inc
@@ -1,3 +1,6 @@
DEFS += -DPY_EXPORTS
LIBS += -framework Python
+ifdef PY_NUMARRAY
+DEFS += -DPY_NUMARRAY
+endif
diff --git a/externals/grill/py/build/nmake-win-msvc.inc b/externals/grill/py/build/nmake-win-msvc.inc
index 373f98a7..e9334065 100644
--- a/externals/grill/py/build/nmake-win-msvc.inc
+++ b/externals/grill/py/build/nmake-win-msvc.inc
@@ -1,3 +1,7 @@
DEFS = $(DEFS) /DPY_EXPORTS
INCPATH=/I$(PYTHONPATH)\include
LIBPATH=/LIBPATH:$(PYTHONPATH)\libs
+
+!ifdef PY_NUMARRAY
+DEFS = $(DEFS) /DPY_NUMARRAY
+!endif
diff --git a/externals/grill/py/package.txt b/externals/grill/py/package.txt
index 8cbd70d6..208fe827 100644
--- a/externals/grill/py/package.txt
+++ b/externals/grill/py/package.txt
@@ -6,6 +6,10 @@ BUILDDIR=build
SRCDIR=source
PRECOMPILE=pyprefix.h
-SRCS= main.cpp py.cpp pyext.cpp modmeth.cpp clmeth.cpp register.cpp pyargs.cpp bound.cpp pysymbol.cpp
+SRCS= \
+ main.cpp \
+ py.cpp pyext.cpp modmeth.cpp clmeth.cpp \
+ register.cpp bound.cpp pyargs.cpp \
+ pysymbol.cpp pybuffer.cpp
-HDRS= pyprefix.h main.h pyext.h pysymbol.h
+HDRS= pyprefix.h main.h pyext.h pysymbol.h pybuffer.h
diff --git a/externals/grill/py/pd/buffer-1.pd b/externals/grill/py/pd/buffer-1.pd
new file mode 100644
index 00000000..2309ca30
--- /dev/null
+++ b/externals/grill/py/pd/buffer-1.pd
@@ -0,0 +1,56 @@
+#N canvas 123 58 692 472 12;
+#X obj 37 240 print;
+#X obj 107 241 print A;
+#X msg 30 139 reload;
+#N canvas 0 0 450 300 graph1 0;
+#X array array1 100 float 3;
+#A 0 0 0 0 0 0 0 0 0 0 0 0.0285713 0.042857 0.042857 0.042857 0.042857
+0.042857 0.0142857 0.0142857 0.0142857 -0.0285713 -0.0571427 -0.0999997
+-0.171428 -0.185714 -0.199999 -0.271428 -0.342856 -0.385713 -0.385713
+-0.385713 -0.385713 -0.385713 -0.385713 -0.385713 -0.385713 -0.357142
+-0.357142 -0.357142 -0.335713 -0.314285 -0.299999 -0.285713 -0.271428
+-0.257142 -0.242856 -0.228571 -0.214285 -0.185714 -0.157142 -0.128571
+-0.0999997 -0.085714 -0.0714283 -0.042857 -0.0142857 0.0142857 0.042857
+0.0523808 0.0619046 0.0714283 0.114285 0.15 0.214285 0.257142 0.228571
+0.207142 0.185714 0.157142 0.085714 0.0142857 0.0142857 0.0142857 -0.0571427
+-0.0571427 -0.0999997 -0.0999997 -0.0999997 -0.171428 -0.171428 -0.158646
+-0.142105 -0.125564 -0.109022 -0.092481 -0.0759397 -0.0593984 -0.042857
+-0.0175824 0.00769227 0.0329669 0.0582416 0.0835162 0.108791 0.134065
+0.15934 0.184615 0.209889 0.235164 0.260439 0.32857;
+#X coords 0 1 99 -1 200 140 1;
+#X restore 421 156 graph;
+#N canvas 0 0 450 300 graph2 0;
+#X array array2 100 float 3;
+#A 0 0 0 0 0 0 0 0.0285712 0.0428568 0.0571424 0.0999993 0.114285 0.128571
+0.142856 0.157142 0.171427 0.185713 0.199999 0.242855 0.257141 0.271426
+0.314283 0.342854 0.385711 0.421425 0.485711 0.557139 0.599995 0.671424
+0.680947 0.690471 0.699995 0.742852 0.752375 0.761899 0.771423 0.771423
+0.771423 0.81428 0.81428 0.81428 0.81428 0.828565 0.842851 0.842851
+0.842851 0.842851 0.842851 0.842851 0.864279 0.885708 0.885708 0.885708
+0.885708 0.876184 0.86666 0.857136 0.857136 0.857137 0.842851 0.828565
+0.81428 0.799994 0.785708 0.76428 0.742852 0.728566 0.71428 0.671424
+0.599995 0.428568 0.40714 -0.328569 -0.428569 -0.428569 -0.471425 -0.471425
+-0.471425 -0.442854 -0.442854 -0.399997 -0.385712 -0.371426 -0.335712
+-0.299998 -0.257141 -0.242856 -0.22857 -0.157142 -0.114285 -0.0857139
+-0.0857139 -0.042857 -0.042857 0.028571 0.0571425 0.0571425 0.0999993
+0.128571 0.128571 0.128571;
+#X coords 0 1 99 -1 200 140 1;
+#X restore 421 305 graph;
+#N canvas 0 0 450 300 graph3 0;
+#X array array3 100 float 2;
+#X coords 0 1 99 -1 200 140 1;
+#X restore 65 301 graph;
+#X obj 36 199 py buffer @detach 1;
+#X msg 123 127 mul array3 array1 array2;
+#X msg 123 149 add array3 array1 array2;
+#X obj 16 13 cnv 15 650 40 empty empty py/pyext 10 22 0 24 -260818
+-1 0;
+#X text 235 16 Python script objects \, (C)2003-2005 Thomas Grill;
+#X text 235 32 http://grrrr.org/ext;
+#X text 17 67 This demonstrates the usage of buffers. See the buffer.py
+script.;
+#X connect 2 0 6 0;
+#X connect 6 0 0 0;
+#X connect 6 1 1 0;
+#X connect 7 0 6 1;
+#X connect 8 0 6 1;
diff --git a/externals/grill/py/py.vcproj b/externals/grill/py/py.vcproj
index 7c006dfe..1541f6b0 100644
--- a/externals/grill/py/py.vcproj
+++ b/externals/grill/py/py.vcproj
@@ -86,7 +86,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="&quot;c:\data\prog\pd\pd-cvs\src&quot;;..\flext\source;c:\programme\prog\Python24\include"
- PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;PY_EXPORTS;FLEXT_SYS=2;FLEXT_THREADS"
+ PreprocessorDefinitions="WIN32;_DEBUG;_WINDOWS;_USRDLL;PY_EXPORTS;FLEXT_SYS=2;FLEXT_THREADS;PY_NUMARRAY"
BasicRuntimeChecks="3"
RuntimeLibrary="1"
RuntimeTypeInfo="TRUE"
@@ -152,7 +152,7 @@
Name="VCCLCompilerTool"
Optimization="0"
AdditionalIncludeDirectories="c:\programme\audio\pd\src;c:\data\pdmax\flext\source;C:\Programme\prog\Python24\include"
- PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;PY_EXPORTS;FLEXT_SYS=2;FLEXT_THREADS"
+ PreprocessorDefinitions="WIN32;NDEBUG;_WINDOWS;_USRDLL;PY_EXPORTS;FLEXT_SYS=2;FLEXT_THREADS;PY_NUMARRAY"
StringPooling="TRUE"
RuntimeLibrary="0"
EnableFunctionLevelLinking="TRUE"
@@ -1126,6 +1126,12 @@
</FileConfiguration>
</File>
<File
+ RelativePath=".\source\pybuffer.cpp">
+ </File>
+ <File
+ RelativePath=".\source\pybuffer.h">
+ </File>
+ <File
RelativePath="source\pyext.cpp">
<FileConfiguration
Name="PD Debug|Win32">
diff --git a/externals/grill/py/readme.txt b/externals/grill/py/readme.txt
index e7aae3f0..ff2266dd 100644
--- a/externals/grill/py/readme.txt
+++ b/externals/grill/py/readme.txt
@@ -83,6 +83,7 @@ Version history:
- ADD: Python symbol type
- ADD: _del method in pyext-derived class can be used to clean up things on exit
- FIX: solved py->py messaging problem with lock count instead of message queuing
+- ADD: numarray support for buffer handling
0.1.4:
- ADD: better (and independent) handling of inlet and outlet count (as class variables or dynamically initialized in __init__)
diff --git a/externals/grill/py/scripts/buffer.py b/externals/grill/py/scripts/buffer.py
new file mode 100644
index 00000000..4c81caab
--- /dev/null
+++ b/externals/grill/py/scripts/buffer.py
@@ -0,0 +1,46 @@
+# py/pyext - python script objects for PD and MaxMSP
+#
+# Copyright (c) 2002-2005 Thomas Grill (gr@grrrr.org)
+# For information on usage and redistribution, and for a DISCLAIMER OF ALL
+# WARRANTIES, see the file, "license.txt," in this distribution.
+#
+
+"""This is an example script for the py/pyext object's buffer support.
+
+PD/Max buffers can be imported to and exported from numarray arrays.
+For numarray see http://numeric.scipy.org
+It will probably once be replaced by Numeric
+
+- _import(buffer): copy contents from the buffer to a new numarray object
+- _export(buffer,numarray): export contents of numarray object to the buffer
+"""
+
+import sys
+
+try:
+ import pyext
+except:
+ print "ERROR: This script must be loaded by the PD/Max pyext external"
+
+try:
+ from numarray import *
+except:
+ print "Failed importing numarray module:",sys.exc_value
+
+def mul(*args):
+ c = pyext.Buffer(args[0])
+ dst = c.array()
+ dst[:] = 0
+ a = pyext.Buffer(args[1]).array()
+ b = pyext.Buffer(args[2]).array()
+ dst += a*b
+ c.dirty()
+
+def add(*args):
+ c = pyext.Buffer(args[0])
+ dst = c.array()
+ dst[:] = 0
+ a = pyext.Buffer(args[1]).array()
+ b = pyext.Buffer(args[2]).array()
+ dst += a+b
+ c.dirty()
diff --git a/externals/grill/py/scripts/threads.py b/externals/grill/py/scripts/threads.py
index e1a91351..b0299101 100644
--- a/externals/grill/py/scripts/threads.py
+++ b/externals/grill/py/scripts/threads.py
@@ -39,7 +39,9 @@ class ex1(pyext._class):
def bang_(self,n):
for i in xrange(self.loops):
# if _shouldexit is true, the thread ought to stop
- if self._shouldexit: break
+ if self._shouldexit:
+ print "BREAK"
+ break
self._outlet(n,i)
sleep(self.sltime)
diff --git a/externals/grill/py/source/main.cpp b/externals/grill/py/source/main.cpp
index 01dc0afa..c24f998c 100644
--- a/externals/grill/py/source/main.cpp
+++ b/externals/grill/py/source/main.cpp
@@ -60,6 +60,7 @@ void py::FreeThreadState()
void initsymbol();
+void initsamplebuffer();
void py::lib_setup()
{
@@ -69,12 +70,11 @@ void py::lib_setup()
post("(C)2002-2005 Thomas Grill - http://grrrr.org/ext");
post("");
post("using Python %s",Py_GetVersion());
+
#ifdef FLEXT_DEBUG
post("");
post("DEBUG version compiled on %s %s",__DATE__,__TIME__);
#endif
- post("------------------------------------------------");
- post("");
// -------------------------------------------------------------
@@ -115,6 +115,10 @@ void py::lib_setup()
PyModule_AddObject(module_obj,"_s_float",(PyObject *)pySymbol_float);
PyModule_AddObject(module_obj,"_s_int",(PyObject *)pySymbol_int);
+ // add samplebuffer type
+ initsamplebuffer();
+ PyModule_AddObject(module_obj,"Buffer",(PyObject *)&pySamplebuffer_Type);
+
// redirect stdout
PyObject* py_out;
py_out = Py_InitModule("stdout", StdOut_Methods);
@@ -138,6 +142,9 @@ void py::lib_setup()
// release global lock
PyEval_ReleaseLock();
#endif
+
+ post("------------------------------------------------");
+ post("");
}
FLEXT_LIB_SETUP(py,py::lib_setup)
@@ -189,12 +196,14 @@ void py::Exit()
qucond.Signal();
if(thrcount) {
// Wait for a certain time
- for(int i = 0; i < (PY_STOP_WAIT/PY_STOP_TICK) && thrcount; ++i) Sleep(PY_STOP_TICK/1000.f);
-
- // Wait forever
- post("%s - Waiting for thread termination!",thisName());
- while(thrcount) Sleep(PY_STOP_TICK/1000.f);
- post("%s - Okay, all threads have terminated",thisName());
+ for(int i = 0; i < (PY_STOP_WAIT/PY_STOP_TICK) && thrcount; ++i)
+ Sleep(PY_STOP_TICK*0.001f);
+ if(thrcount) {
+ // Wait forever
+ post("%s - Waiting for thread termination!",thisName());
+ while(thrcount) Sleep(PY_STOP_TICK*0.001f);
+ post("%s - Okay, all threads have terminated",thisName());
+ }
}
#endif
flext_base::Exit();
diff --git a/externals/grill/py/source/main.h b/externals/grill/py/source/main.h
index 2d495461..7079dc2f 100644
--- a/externals/grill/py/source/main.h
+++ b/externals/grill/py/source/main.h
@@ -13,6 +13,7 @@ WARRANTIES, see the file, "license.txt," in this distribution.
#include "pyprefix.h"
#include "pysymbol.h"
+#include "pybuffer.h"
#include <flcontainers.h>
#if FLEXT_OS == FLEXT_LINUX || FLEXT_OS == FLEXT_IRIX
@@ -107,6 +108,12 @@ protected:
static PyObject *py_setvalue(PyObject *,PyObject *args);
#endif
+#ifdef PY_NUMARRAY
+ static void setupNumarray();
+ static PyObject *py_import(PyObject *,PyObject *args);
+ static PyObject *py_export(PyObject *,PyObject *args);
+#endif
+
// ----thread stuff ------------
virtual void m_stop(int argc,const t_atom *argv);
diff --git a/externals/grill/py/source/modmeth.cpp b/externals/grill/py/source/modmeth.cpp
index 70eb536a..4054d3ce 100644
--- a/externals/grill/py/source/modmeth.cpp
+++ b/externals/grill/py/source/modmeth.cpp
@@ -26,7 +26,6 @@ PyMethodDef py::func_tbl[] =
{ "_getvalue", py::py_getvalue, METH_VARARGS,"Get value of a 'value' object" },
{ "_setvalue", py::py_setvalue, METH_VARARGS,"Set value of a 'value' object" },
#endif
-
{NULL, NULL, 0, NULL} // sentinel
};
@@ -221,5 +220,3 @@ PyObject *py::py_setvalue(PyObject *self,PyObject *args)
return Py_None;
}
#endif
-
-
diff --git a/externals/grill/py/source/py.cpp b/externals/grill/py/source/py.cpp
index 68f805b8..3856739e 100644
--- a/externals/grill/py/source/py.cpp
+++ b/externals/grill/py/source/py.cpp
@@ -331,7 +331,7 @@ void pyobj::callwork(const t_symbol *s,int argc,const t_atom *argv)
else
post("%s: no valid function defined",thisName());
}
- else {
+ else if(module) {
// no function defined as creation argument -> use message tag
PyObject *func = PyObject_GetAttrString(module,const_cast<char *>(GetString(s)));
if(func) {
diff --git a/externals/grill/py/source/pybuffer.cpp b/externals/grill/py/source/pybuffer.cpp
new file mode 100644
index 00000000..ed1b2749
--- /dev/null
+++ b/externals/grill/py/source/pybuffer.cpp
@@ -0,0 +1,244 @@
+/*
+
+py/pyext - python script object for PD and Max/MSP
+
+Copyright (c)2002-2005 Thomas Grill (gr@grrrr.org)
+For information on usage and redistribution, and for a DISCLAIMER OF ALL
+WARRANTIES, see the file, "license.txt," in this distribution.
+
+*/
+
+#include "main.h"
+
+#ifdef PY_NUMARRAY
+#include <numarray/numarray.h>
+static bool nasupport = false;
+static NumarrayType numtype;
+#endif
+
+// PD defines a T_OBJECT symbol
+#undef T_OBJECT
+#include "structmember.h"
+#include "bufferobject.h"
+
+static PyObject *buffer_new(PyTypeObject *type, PyObject *args, PyObject *kwds)
+{
+ pySamplebuffer *self = (pySamplebuffer *)pySamplebuffer_Type.tp_alloc(&pySamplebuffer_Type, 0);
+ self->sym = NULL;
+ self->buf = NULL;
+ self->dirty = false;
+ return (PyObject *)self;
+}
+
+static void buffer_dealloc(PyObject *obj)
+{
+ pySamplebuffer *self = (pySamplebuffer *)obj;
+
+ if(self->buf) {
+ self->buf->Unlock(self->lock);
+ if(self->dirty) self->buf->Dirty(true);
+ delete self->buf;
+ }
+
+ obj->ob_type->tp_free(obj);
+}
+
+static int buffer_init(PyObject *obj, PyObject *args, PyObject *kwds)
+{
+ FLEXT_ASSERT(pySamplebuffer_Check(obj));
+
+ PyObject *arg = PySequence_GetItem(args,0); // new reference
+ if(!arg) return -1;
+
+ int ret = 0;
+
+ pySamplebuffer *self = (pySamplebuffer *)obj;
+ FLEXT_ASSERT(!self->sym && !self->buf);
+
+ if(pySymbol_Check(arg))
+ self->sym = pySymbol_AS_SYMBOL(arg);
+ else if(PyString_Check(arg))
+ self->sym = flext::MakeSymbol(PyString_AS_STRING(arg));
+ else
+ ret = -1;
+ Py_DECREF(arg);
+
+ if(self->sym) {
+ flext::buffer *b = new flext::buffer(self->sym);
+ if(b->Ok() && b->Valid())
+ self->lock = (self->buf = b)->Lock();
+ else
+ delete b;
+ }
+
+ return ret;
+}
+
+static PyObject *buffer_repr(PyObject *self)
+{
+ FLEXT_ASSERT(pySamplebuffer_Check(self));
+ return (PyObject *)PyString_FromFormat("<Samplebuffer %s>",pySamplebuffer_AS_STRING(self));
+}
+
+static long buffer_hash(PyObject *self)
+{
+ FLEXT_ASSERT(pySamplebuffer_Check(self));
+ return (long)(((pySamplebuffer *)self)->buf);
+}
+
+static PyObject *buffer_getsymbol(pySamplebuffer* self,void *closure)
+{
+ if(self->sym)
+ return pySymbol_FromSymbol(self->sym);
+ else {
+ Py_INCREF(Py_None);
+ return Py_None;
+ }
+}
+
+static PyGetSetDef buffer_getseters[] = {
+ {"symbol",(getter)buffer_getsymbol, NULL, NULL},
+ {NULL} /* Sentinel */
+};
+
+static PyObject *buffer_array(PyObject *obj)
+{
+ PyObject *ret;
+#ifdef PY_NUMARRAY
+ if(nasupport) {
+ pySamplebuffer *self = (pySamplebuffer *)obj;
+ if(self->buf) {
+ maybelong shape[2];
+ shape[0] = self->buf->Frames();
+ shape[1] = self->buf->Channels();
+ ret = (PyObject *)NA_NewAllFromBuffer(2,shape,numtype,(PyObject *)self,0,sizeof(t_sample *),NA_ByteOrder(),1,1);
+ }
+ else
+ Py_INCREF(ret = Py_None);
+ }
+ else {
+ PyErr_Format(PyExc_RuntimeError,"No numarray support");
+ ret = NULL;
+ }
+#else
+ Py_INCREF(ret = Py_None);
+#endif
+ return ret;
+}
+
+static PyObject *buffer_dirty(PyObject *obj)
+{
+ ((pySamplebuffer *)obj)->dirty = true;
+ Py_INCREF(Py_None);
+ return Py_None;
+}
+
+static PyMethodDef buffer_methods[] = {
+ {"array", (PyCFunction)buffer_array,METH_NOARGS,"Return a numarray object"},
+ {"dirty", (PyCFunction)buffer_dirty,METH_NOARGS,"Mark buffer as dirty"},
+ {NULL} /* Sentinel */
+};
+
+
+
+// support the buffer protocol
+static int buffer_readbuffer(PyObject *obj, int segment, void **ptrptr)
+{
+ flext::buffer *b = ((pySamplebuffer *)obj)->buf;
+ ptrptr[0] = b->Data();
+ return b->Channels()*b->Frames()*sizeof(t_sample);
+}
+
+static int buffer_writebuffer(PyObject *obj, int segment, void **ptrptr)
+{
+ flext::buffer *b = ((pySamplebuffer *)obj)->buf;
+ ptrptr[0] = b->Data();
+ return b->Channels()*b->Frames()*sizeof(t_sample);
+}
+
+static int buffer_segcount(PyObject *obj, int *lenp)
+{
+ flext::buffer *b = ((pySamplebuffer *)obj)->buf;
+ if(lenp) lenp[0] = b->Channels()*b->Frames()*sizeof(t_sample);
+ return 1;
+}
+
+static int buffer_charbuffer(PyObject *obj, int segment, const char **ptrptr)
+{
+ flext::buffer *b = ((pySamplebuffer *)obj)->buf;
+ ptrptr[0] = (char *)b->Data();
+ return b->Channels()*b->Frames()*sizeof(t_sample);
+}
+
+static PyBufferProcs bufferprocs = {
+ buffer_readbuffer,
+ buffer_writebuffer,
+ buffer_segcount,
+ buffer_charbuffer
+};
+
+PyTypeObject pySamplebuffer_Type = {
+ PyObject_HEAD_INIT(NULL)
+ 0, /*ob_size*/
+ "Buffer", /*tp_name*/
+ sizeof(pySamplebuffer), /*tp_basicsize*/
+ 0, /*tp_itemsize*/
+ buffer_dealloc, /*tp_dealloc*/
+ 0, /*tp_print*/
+ 0, /*tp_getattr*/
+ 0, /*tp_setattr*/
+ 0, /*tp_compare*/
+ buffer_repr, /*tp_repr*/
+ 0, /*tp_as_number*/
+ 0, /*tp_as_sequence*/
+ 0, /*tp_as_mapping*/
+ buffer_hash, /*tp_hash */
+ 0, /*tp_call*/
+ 0, /*tp_str*/
+ 0, /*tp_getattro*/
+ 0, /*tp_setattro*/
+ &bufferprocs, /*tp_as_buffer*/
+ Py_TPFLAGS_DEFAULT /*| Py_TPFLAGS_BASETYPE*/, /*tp_flags*/
+ "Samplebuffer objects", /* tp_doc */
+ 0, /* tp_traverse */
+ 0, /* tp_clear */
+ 0 /*buffer_richcompare*/, /* tp_richcompare */
+ 0, /* tp_weaklistoffset */
+ 0, /* tp_iter */
+ 0, /* tp_iternext */
+ buffer_methods, /* tp_methods */
+ 0, /* tp_members */
+ buffer_getseters, /* tp_getset */
+ 0, /* tp_base */
+ 0, /* tp_dict */
+ 0, /* tp_descr_get */
+ 0, /* tp_descr_set */
+ 0, /* tp_dictoffset */
+ buffer_init, /* tp_init */
+ 0, /* tp_alloc */
+ buffer_new, /* tp_new */
+};
+
+void initsamplebuffer()
+{
+#ifdef PY_NUMARRAY
+ import_libnumarray();
+ if(PyErr_Occurred())
+ // catch import error
+ PyErr_Clear();
+ else {
+ // numarray support ok
+ nasupport = true;
+ post("");
+ post("Numarray support enabled");
+ }
+
+ numtype = sizeof(t_sample) == 4?tFloat32:tFloat64;
+#endif
+
+ if(PyType_Ready(&pySamplebuffer_Type) < 0)
+ FLEXT_ASSERT(false);
+ else
+ Py_INCREF(&pySamplebuffer_Type);
+}
+
diff --git a/externals/grill/py/source/pybuffer.h b/externals/grill/py/source/pybuffer.h
new file mode 100644
index 00000000..1d59dd95
--- /dev/null
+++ b/externals/grill/py/source/pybuffer.h
@@ -0,0 +1,79 @@
+/*
+
+py/pyext - python script object for PD and Max/MSP
+
+Copyright (c)2002-2005 Thomas Grill (gr@grrrr.org)
+For information on usage and redistribution, and for a DISCLAIMER OF ALL
+WARRANTIES, see the file, "license.txt," in this distribution.
+
+*/
+
+#ifndef __PYBUFFER_H
+#define __PYBUFFER_H
+
+#include <flext.h>
+
+#if !defined(FLEXT_VERSION) || (FLEXT_VERSION < 500)
+#error You need at least flext version 0.5.0
+#endif
+
+#if FLEXT_OS == FLEXT_OS_MAC
+#include <Python/Python.h>
+#else
+#include <Python.h>
+#endif
+
+
+#ifdef _MSC_VER
+ #ifdef PY_EXPORTS
+ #define PY_EXPORT __declspec(dllexport)
+ #else
+ #define PY_EXPORT __declspec(dllimport)
+ #endif
+#else
+ #define PY_EXPORT
+#endif
+
+typedef struct {
+ PyObject_HEAD
+ /* Type-specific fields go here. */
+ const t_symbol *sym;
+ flext::buffer *buf;
+ flext::buffer::lock_t lock;
+ bool dirty;
+} pySamplebuffer;
+
+PY_EXPORT extern PyTypeObject pySamplebuffer_Type;
+
+#define pySamplebuffer_Check(op) PyObject_TypeCheck(op, &pySamplebuffer_Type)
+#define pySamplebuffer_CheckExact(op) ((op)->ob_type == &PySamplebuffer_Type)
+
+
+PY_EXPORT PyObject *pySamplebuffer_FromSymbol(const t_symbol *sym);
+
+inline PyObject *pySamplebuffer_FromString(const char *str)
+{
+ return pySamplebuffer_FromSymbol(flext::MakeSymbol(str));
+}
+
+inline PyObject *pySamplebuffer_FromString(PyObject *str)
+{
+ return pySamplebuffer_FromString(PyString_AsString(str));
+}
+
+inline const t_symbol *pySamplebuffer_AS_SYMBOL(PyObject *op)
+{
+ return ((pySamplebuffer *)op)->sym;
+}
+
+inline const t_symbol *pySamplebuffer_AsSymbol(PyObject *op)
+{
+ return pySamplebuffer_Check(op)?pySamplebuffer_AS_SYMBOL(op):NULL;
+}
+
+inline const char *pySamplebuffer_AS_STRING(PyObject *op)
+{
+ return flext::GetString(pySamplebuffer_AS_SYMBOL(op));
+}
+
+#endif
diff --git a/externals/grill/py/source/pysymbol.h b/externals/grill/py/source/pysymbol.h
index c6e057d4..e711f424 100644
--- a/externals/grill/py/source/pysymbol.h
+++ b/externals/grill/py/source/pysymbol.h
@@ -63,7 +63,7 @@ inline PyObject *pySymbol_FromString(const char *str)
inline PyObject *pySymbol_FromString(PyObject *str)
{
- return pySymbol_FromSymbol(flext::MakeSymbol(PyString_AsString(str)));
+ return pySymbol_FromString(PyString_AsString(str));
}
inline const t_symbol *pySymbol_AS_SYMBOL(PyObject *op)