Martin Poirier
5dfef1ae35
I was careful in selectively rolling back revisions, but if you've committed changes unrelated to BPY mixed with BPY changes, I might have reverted those too, so please double check.
608 lines
20 KiB
C
608 lines
20 KiB
C
/*
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* $Id: Sound.c 11123 2007-06-29 08:59:26Z campbellbarton $
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*
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* ***** BEGIN GPL/BL DUAL LICENSE BLOCK *****
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version. The Blender
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* Foundation also sells licenses for use in proprietary software under
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* the Blender License. See http://www.blender.org/BL/ for information
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* about this.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software Foundation,
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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*
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* The Original Code is Copyright (C) 2001-2002 by NaN Holding BV.
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* All rights reserved.
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*
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* This is a new part of Blender.
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*
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* Contributor(s): Chris Keith
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*
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* ***** END GPL/BL DUAL LICENSE BLOCK *****
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*/
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#include "Sound.h" /*This must come first*/
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#include "BKE_global.h"
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#include "BKE_main.h"
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#include "BLI_blenlib.h"
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#include "BKE_sound.h"
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#include "BKE_library.h"
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#include "BIF_editsound.h"
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#include "BKE_packedFile.h"
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#include "mydevice.h" /* redraw defines */
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#include "gen_utils.h"
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#include "gen_library.h"
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#include "DNA_space_types.h" /* for FILE_MAXDIR only */
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/*****************************************************************************/
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/* Python BPy_Sound defaults: */
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/*****************************************************************************/
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#define EXPP_SND_volume_MIN 0.0
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#define EXPP_SND_volume_MAX 1.0
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#define EXPP_SND_pitch_MIN -12.0
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#define EXPP_SND_pitch_MAX 12.0
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#define EXPP_SND_attenuation_MIN 0.0
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#define EXPP_SND_attenuation_MAX 5.0
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/*****************************************************************************/
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/* Python API function prototypes for the Sound module. */
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/*****************************************************************************/
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static PyObject *M_Sound_Get( PyObject * self, PyObject * args );
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static PyObject *M_Sound_Load( PyObject * self, PyObject * value );
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/************************************************************************/
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/* The following string definitions are used for documentation strings. */
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/* In Python these will be written to the console when doing a */
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/* Blender.Sound.__doc__ */
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/************************************************************************/
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static char M_Sound_doc[] = "The Blender Sound module\n\n";
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static char M_Sound_Get_doc[] =
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"(name) - return the sound with the name 'name', \
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returns None if not found.\n If 'name' is not specified, \
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it returns a list of all sounds in the\ncurrent scene.";
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static char M_Sound_Load_doc[] =
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"(filename) - return sound from file filename as a Sound Object,\n\
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returns None if not found.";
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/*****************************************************************************/
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/* Python method structure definition for Blender.Sound module: */
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/*****************************************************************************/
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struct PyMethodDef M_Sound_methods[] = {
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{"Get", M_Sound_Get, METH_VARARGS, M_Sound_Get_doc},
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{"Load", M_Sound_Load, METH_O, M_Sound_Load_doc},
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{NULL, NULL, 0, NULL}
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};
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/*****************************************************************************/
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/* Python Sound_Type callback function prototypes: */
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/*****************************************************************************/
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static int Sound_compare( BPy_Sound * a, BPy_Sound * b );
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static PyObject *Sound_repr( BPy_Sound * self );
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#define SOUND_FLOAT_METHODS(funcname, varname) \
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static PyObject *Sound_get ## funcname(BPy_Sound *self) { \
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return PyFloat_FromDouble(self->sound->varname); \
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} \
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static PyObject *Sound_set ## funcname(BPy_Sound *self, PyObject *args) { \
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float f = 0; \
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if (!PyArg_ParseTuple(args, "f", &f)) \
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return (EXPP_ReturnPyObjError (PyExc_TypeError, \
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"expected float argument")); \
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self->sound->varname = EXPP_ClampFloat(f, \
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EXPP_SND_##varname##_MIN, EXPP_SND_##varname##_MAX); \
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Py_RETURN_NONE; \
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}
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#define SOUND_FLOAT_METHOD_FUNCS(varname) \
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{"get"#varname, (PyCFunction)Sound_get ## varname, METH_NOARGS, \
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"() - Return Sound object "#varname}, \
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{"set"#varname, (PyCFunction)Sound_set ## varname, METH_VARARGS, \
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"(float) - Change Sound object "#varname},
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/*****************************************************************************/
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/* Python BPy_Sound methods declarations: */
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/*****************************************************************************/
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static PyObject *Sound_getName( BPy_Sound * self );
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static PyObject *Sound_getFilename( BPy_Sound * self );
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static PyObject *Sound_setName( BPy_Sound * self, PyObject * args );
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static int Sound_setFilename( BPy_Sound * self, PyObject * args );
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static PyObject *Sound_oldsetFilename( BPy_Sound * self, PyObject * args );
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static PyObject *Sound_setCurrent( BPy_Sound * self );
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static PyObject *Sound_play( BPy_Sound * self );
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static PyObject *Sound_unpack( BPy_Sound * self, PyObject * args);
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static PyObject *Sound_pack( BPy_Sound * self );
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/*static PyObject *Sound_reload ( BPy_Sound * self );*/
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SOUND_FLOAT_METHODS( Volume, volume )
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SOUND_FLOAT_METHODS( Attenuation, attenuation )
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SOUND_FLOAT_METHODS( Pitch, pitch )
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/* these can't be set via interface, removed for now */
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/*
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SOUND_FLOAT_METHODS( Panning, panning )
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SOUND_FLOAT_METHODS( MinGain, min_gain )
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SOUND_FLOAT_METHODS( MaxGain, max_gain )
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SOUND_FLOAT_METHODS( Distance, distance )
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*/
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/*****************************************************************************/
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/* Python BPy_Sound methods table: */
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/*****************************************************************************/
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static PyMethodDef BPy_Sound_methods[] = {
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/* name, method, flags, doc */
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{"getName", ( PyCFunction ) Sound_getName, METH_NOARGS,
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"() - Return Sound object name"},
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{"getFilename", ( PyCFunction ) Sound_getFilename, METH_NOARGS,
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"() - Return Sound object filename"},
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{"setName", ( PyCFunction ) Sound_setName, METH_VARARGS,
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"(name) - Set Sound object name"},
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{"setFilename", ( PyCFunction ) Sound_oldsetFilename, METH_VARARGS,
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"(filename) - Set Sound object filename"},
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{"setCurrent", ( PyCFunction ) Sound_setCurrent, METH_NOARGS,
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"() - make this the active sound in the sound buttons win (also redraws)"},
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{"play", ( PyCFunction ) Sound_play, METH_NOARGS,
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"() - play this sound"},
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{"unpack", ( PyCFunction ) Sound_unpack, METH_VARARGS,
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"(int) - Unpack sound. Uses one of the values defined in Blender.UnpackModes."},
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{"pack", ( PyCFunction ) Sound_pack, METH_NOARGS,
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"() Pack the sound"},
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/*
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{"reload", ( PyCFunction ) Sound_setCurrent, METH_NOARGS,
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"() - reload this Sound object's sample.\n\
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This is only useful if the original sound file has changed."},
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*/
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SOUND_FLOAT_METHOD_FUNCS( Volume )
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SOUND_FLOAT_METHOD_FUNCS( Attenuation )
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SOUND_FLOAT_METHOD_FUNCS( Pitch )
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/*
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SOUND_FLOAT_METHOD_FUNCS( Panning )
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SOUND_FLOAT_METHOD_FUNCS( MinGain )
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SOUND_FLOAT_METHOD_FUNCS( MaxGain )
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SOUND_FLOAT_METHOD_FUNCS( Distance )
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*/
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{NULL, NULL, 0, NULL}
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};
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/* NOTE: these were copied and modified from image.h. To Be Done TBD:
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* macro-ize them, or C++ templates eventually?
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*/
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/****************************************************************************/
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/* Function: M_Sound_Get */
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/* Python equivalent: Blender.Sound.Get */
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/* Description: Receives a string and returns the Sound object */
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/* whose name matches the string. If no argument is */
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/* passed in, a list of all Sound names in the */
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/* current scene is returned. */
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/****************************************************************************/
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static PyObject *M_Sound_Get( PyObject * self, PyObject * args )
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{
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char *name = NULL;
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bSound *snd_iter;
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if( !PyArg_ParseTuple( args, "|s", &name ) )
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return ( EXPP_ReturnPyObjError( PyExc_TypeError,
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"expected string argument (or nothing)" ) );
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snd_iter = G.main->sound.first;
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if( name ) { /* (name) - Search Sound by name */
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BPy_Sound *wanted_Sound = NULL;
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while( ( snd_iter ) && ( wanted_Sound == NULL ) ) {
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if( strcmp( name, snd_iter->id.name + 2 ) == 0 ) {
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wanted_Sound =
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( BPy_Sound * )
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PyObject_NEW( BPy_Sound, &Sound_Type );
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if( wanted_Sound ) {
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wanted_Sound->sound = snd_iter;
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break;
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}
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}
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snd_iter = snd_iter->id.next;
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}
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if( wanted_Sound == NULL ) { /* Requested Sound doesn't exist */
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char error_msg[64];
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PyOS_snprintf( error_msg, sizeof( error_msg ),
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"Sound \"%s\" not found", name );
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return ( EXPP_ReturnPyObjError
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( PyExc_NameError, error_msg ) );
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}
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return ( PyObject * ) wanted_Sound;
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}
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else { /* () - return a list of all Sounds in the scene */
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int index = 0;
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PyObject *snd_list, *pyobj;
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snd_list = PyList_New( BLI_countlist( &( G.main->sound ) ) );
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if( snd_list == NULL )
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return ( EXPP_ReturnPyObjError( PyExc_MemoryError,
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"couldn't create PyList" ) );
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while( snd_iter ) {
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pyobj = Sound_CreatePyObject( snd_iter );
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if( !pyobj ) {
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Py_DECREF(snd_list);
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return ( EXPP_ReturnPyObjError
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( PyExc_MemoryError,
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"couldn't create PyObject" ) );
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}
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PyList_SET_ITEM( snd_list, index, pyobj );
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snd_iter = snd_iter->id.next;
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index++;
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}
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return ( snd_list );
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}
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}
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/*****************************************************************************/
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/* Function: M_Sound_Load */
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/* Python equivalent: Blender.Sound.Load */
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/* Description: Receives a string and returns the Sound object */
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/* whose filename matches the string. */
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/*****************************************************************************/
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static PyObject *M_Sound_Load( PyObject * self, PyObject * value )
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{
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char *fname = PyString_AsString(value);
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bSound *snd_ptr;
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BPy_Sound *snd;
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if( !fname )
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return ( EXPP_ReturnPyObjError( PyExc_TypeError,
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"expected string argument" ) );
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snd = ( BPy_Sound * ) PyObject_NEW( BPy_Sound, &Sound_Type );
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if( !snd )
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return ( EXPP_ReturnPyObjError( PyExc_MemoryError,
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"couldn't create PyObject Sound_Type" ) );
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snd_ptr = sound_new_sound( fname );
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if( snd_ptr ) {
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if( G.ssound ) {
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G.ssound->sound = snd_ptr;
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}
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}
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if( !snd_ptr )
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return ( EXPP_ReturnPyObjError( PyExc_IOError,
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"not a valid sound sample" ) );
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snd->sound = snd_ptr;
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return ( PyObject * ) snd;
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}
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/*****************************************************************************/
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/* Function: Sound_Init */
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/*****************************************************************************/
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PyObject *Sound_Init( void )
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{
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PyObject *submodule;
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if( PyType_Ready( &Sound_Type ) < 0 )
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return NULL;
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submodule =
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Py_InitModule3( "Blender.Sound", M_Sound_methods,
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M_Sound_doc );
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return ( submodule );
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}
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/************************/
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/*** The Sound PyType ***/
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/************************/
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/*****************************************************************************/
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/* Function: Sound_CreatePyObject */
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/* Description: This function will create a new BPy_Sound from an existing */
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/* Blender Sound structure. */
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/*****************************************************************************/
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PyObject *Sound_CreatePyObject( bSound * snd )
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{
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BPy_Sound *py_snd;
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py_snd = ( BPy_Sound * ) PyObject_NEW( BPy_Sound, &Sound_Type );
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if( !py_snd )
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return EXPP_ReturnPyObjError( PyExc_MemoryError,
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"couldn't create BPy_Sound object" );
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py_snd->sound = snd;
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return ( PyObject * ) py_snd;
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}
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/*****************************************************************************/
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/* Function: Sound_FromPyObject */
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/* Description: Returns the Blender Sound associated with this object */
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/*****************************************************************************/
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bSound *Sound_FromPyObject( PyObject * pyobj )
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{
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return ( ( BPy_Sound * ) pyobj )->sound;
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}
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/*****************************************************************************/
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/* Python BPy_Sound methods: */
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/*****************************************************************************/
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static PyObject *Sound_getName( BPy_Sound * self )
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{
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return PyString_FromString( self->sound->id.name + 2 );
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}
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static PyObject *Sound_getFilename( BPy_Sound * self )
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{
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return PyString_FromString( self->sound->name );
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}
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static PyObject *Sound_getPacked( BPy_Sound * self )
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{
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if (!sound_sample_is_null(self->sound)) {
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bSample *sample = sound_find_sample(self->sound);
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if (sample->packedfile)
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Py_RETURN_TRUE;
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}
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Py_RETURN_FALSE;
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}
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static PyObject *Sound_setName( BPy_Sound * self, PyObject * args )
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{
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char *name;
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if( !PyArg_ParseTuple( args, "s", &name ) ) {
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return ( EXPP_ReturnPyObjError( PyExc_AttributeError,
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"expected a String as argument" ) );
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}
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rename_id( &self->sound->id, name );
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Py_RETURN_NONE;
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}
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static int Sound_setFilename( BPy_Sound * self, PyObject * value )
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{
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char *name;
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/* max len is FILE_MAXDIR = 160 chars like in DNA_image_types.h */
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name = PyString_AsString(value);
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if (!name || strlen(name) > FILE_MAXDIR)
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return ( EXPP_ReturnIntError( PyExc_ValueError,
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"string argument is limited to 160 chars at most" ) );
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strcpy( self->sound->name, name );
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return 0;
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}
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static PyObject *Sound_oldsetFilename( BPy_Sound * self, PyObject * args )
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{
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return EXPP_setterWrapper( (void *)self, args, (setter)Sound_setFilename );
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}
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static PyObject *Sound_play( BPy_Sound * self )
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{
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sound_play_sound( self->sound );
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Py_RETURN_NONE;
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}
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static PyObject *Sound_setCurrent( BPy_Sound * self )
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{
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bSound *snd_ptr = self->sound;
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if( snd_ptr ) {
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if( G.ssound ) {
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G.ssound->sound = snd_ptr;
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}
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}
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EXPP_allqueue( REDRAWSOUND, 0 );
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EXPP_allqueue( REDRAWBUTSLOGIC, 0 );
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Py_RETURN_NONE;
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}
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/* unpack sound */
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static PyObject *Sound_unpack( BPy_Sound * self, PyObject * args )
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{
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bSound *sound = self->sound;
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int mode;
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if( !PyArg_ParseTuple( args, "i", &mode ) )
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return EXPP_ReturnPyObjError( PyExc_TypeError,
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"expected an integer from Blender.UnpackModes" );
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if (!sound_sample_is_null(sound)) {
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bSample *sample = sound_find_sample(sound);
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if (sample->packedfile) {
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if (unpackSample(sample, mode) == RET_ERROR)
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return EXPP_ReturnPyObjError( PyExc_RuntimeError,
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"error unpacking sound");
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}
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} else {
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return EXPP_ReturnPyObjError( PyExc_RuntimeError, "sound has no samples" );
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}
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Py_RETURN_NONE;
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}
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/* pack sound */
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static PyObject *Sound_pack( BPy_Sound * self )
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{
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bSound *sound = self->sound;
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if (!sound_sample_is_null(sound))
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{
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bSample *sample = sound_find_sample(sound);
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if (sample->packedfile )
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return EXPP_ReturnPyObjError( PyExc_RuntimeError,
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"sound alredy packed" );
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sound_set_packedfile(sample, newPackedFile(sample->name));
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}
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else
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{
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return EXPP_ReturnPyObjError( PyExc_RuntimeError,
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"sound has no samples" );
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}
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Py_RETURN_NONE;
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}
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/*
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static PyObject *Sound_reload( BPy_Sound * self)
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{
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sound_free_sample();
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if (sound->snd_sound) {
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SND_RemoveSound(ghSoundScene, sound->snd_sound);
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sound->snd_sound = NULL;
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}
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Py_RETURN_NONE;
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}
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*/
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/*****************************************************************************/
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/* Function: Sound_compare */
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/* Description: This is a callback function for the BPy_Sound type. It */
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/* compares two Sound_Type objects. Only the "==" and "!=" */
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/* comparisons are meaninful. Returns 0 for equality and -1 if */
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/* they don't point to the same Blender Sound struct. */
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/* In Python it becomes 1 if they are equal, 0 otherwise. */
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/*****************************************************************************/
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static int Sound_compare( BPy_Sound * a, BPy_Sound * b )
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{
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return ( a->sound == b->sound ) ? 0 : -1;
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}
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/*****************************************************************************/
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/* Function: Sound_repr */
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/* Description: This is a callback function for the BPy_Sound type. It */
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/* builds a meaninful string to represent Sound objects. */
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/*****************************************************************************/
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static PyObject *Sound_repr( BPy_Sound * self )
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{
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return PyString_FromFormat( "[Sound \"%s\"]",
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self->sound->id.name + 2 );
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}
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|
/*****************************************************************************/
|
|
/* Python attributes get/set structure: */
|
|
/*****************************************************************************/
|
|
static PyGetSetDef BPy_Sound_getseters[] = {
|
|
GENERIC_LIB_GETSETATTR,
|
|
{"filename", (getter)Sound_getFilename, (setter)Sound_setFilename,
|
|
"text filename", NULL},
|
|
{"packed", (getter)Sound_getPacked, (setter)NULL,
|
|
"text filename", NULL},
|
|
{NULL,NULL,NULL,NULL,NULL} /* Sentinel */
|
|
};
|
|
|
|
|
|
|
|
/*****************************************************************************/
|
|
/* Python Sound_Type structure definition: */
|
|
/*****************************************************************************/
|
|
PyTypeObject Sound_Type = {
|
|
PyObject_HEAD_INIT( NULL )
|
|
0, /* ob_size */
|
|
"Blender Sound", /* tp_name */
|
|
sizeof( BPy_Sound ), /* tp_basicsize */
|
|
0, /* tp_itemsize */
|
|
/* methods */
|
|
NULL, /* tp_dealloc */
|
|
0, /* tp_print */
|
|
NULL, /* tp_getattr */
|
|
NULL, /* tp_setattr */
|
|
( cmpfunc ) Sound_compare, /* tp_compare */
|
|
( reprfunc ) Sound_repr, /* tp_repr */
|
|
|
|
/* Method suites for standard classes */
|
|
|
|
NULL, /* PyNumberMethods *tp_as_number; */
|
|
NULL, /* PySequenceMethods *tp_as_sequence; */
|
|
NULL, /* PyMappingMethods *tp_as_mapping; */
|
|
|
|
/* More standard operations (here for binary compatibility) */
|
|
|
|
( hashfunc ) GenericLib_hash, /* hashfunc tp_hash; */
|
|
NULL, /* ternaryfunc tp_call; */
|
|
NULL, /* reprfunc tp_str; */
|
|
NULL, /* getattrofunc tp_getattro; */
|
|
NULL, /* setattrofunc tp_setattro; */
|
|
|
|
/* Functions to access object as input/output buffer */
|
|
NULL, /* PyBufferProcs *tp_as_buffer; */
|
|
|
|
/*** Flags to define presence of optional/expanded features ***/
|
|
Py_TPFLAGS_DEFAULT, /* long tp_flags; */
|
|
|
|
NULL, /* char *tp_doc; Documentation string */
|
|
/*** Assigned meaning in release 2.0 ***/
|
|
/* call function for all accessible objects */
|
|
NULL, /* traverseproc tp_traverse; */
|
|
|
|
/* delete references to contained objects */
|
|
NULL, /* inquiry tp_clear; */
|
|
|
|
/*** Assigned meaning in release 2.1 ***/
|
|
/*** rich comparisons ***/
|
|
NULL, /* richcmpfunc tp_richcompare; */
|
|
|
|
/*** weak reference enabler ***/
|
|
0, /* long tp_weaklistoffset; */
|
|
|
|
/*** Added in release 2.2 ***/
|
|
/* Iterators */
|
|
NULL, /* getiterfunc tp_iter; */
|
|
NULL, /* iternextfunc tp_iternext; */
|
|
|
|
/*** Attribute descriptor and subclassing stuff ***/
|
|
BPy_Sound_methods, /* struct PyMethodDef *tp_methods; */
|
|
NULL, /* struct PyMemberDef *tp_members; */
|
|
BPy_Sound_getseters, /* struct PyGetSetDef *tp_getset; */
|
|
NULL, /* struct _typeobject *tp_base; */
|
|
NULL, /* PyObject *tp_dict; */
|
|
NULL, /* descrgetfunc tp_descr_get; */
|
|
NULL, /* descrsetfunc tp_descr_set; */
|
|
0, /* long tp_dictoffset; */
|
|
NULL, /* initproc tp_init; */
|
|
NULL, /* allocfunc tp_alloc; */
|
|
NULL, /* newfunc tp_new; */
|
|
/* Low-level free-memory routine */
|
|
NULL, /* freefunc tp_free; */
|
|
/* For PyObject_IS_GC */
|
|
NULL, /* inquiry tp_is_gc; */
|
|
NULL, /* PyObject *tp_bases; */
|
|
/* method resolution order */
|
|
NULL, /* PyObject *tp_mro; */
|
|
NULL, /* PyObject *tp_cache; */
|
|
NULL, /* PyObject *tp_subclasses; */
|
|
NULL, /* PyObject *tp_weaklist; */
|
|
NULL
|
|
};
|
|
|
|
|