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Diffstat (limited to 'src/rawbytes2array.c')
| -rw-r--r-- | src/rawbytes2array.c | 169 |
1 files changed, 169 insertions, 0 deletions
diff --git a/src/rawbytes2array.c b/src/rawbytes2array.c new file mode 100644 index 0000000..fefd82f --- /dev/null +++ b/src/rawbytes2array.c @@ -0,0 +1,169 @@ +/* -*- Mode: C -*- */ +/*=============================================================================*\ + * File: rawbytes2array.c + * Author: Bryan Jurish <moocow@ling.uni-potsdam.de> + * Description: convert byte-valued atom lists to wchar_t-valued atom lists + * + * Copyright (c) 2009 Bryan Jurish. + * + * For information on usage and redistribution, and for a DISCLAIMER OF ALL + * WARRANTIES, see the file "COPYING", in this distribution. + * + * 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; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. + *=============================================================================*/ + +#include <string.h> +#include <wchar.h> +#include <stdlib.h> +#include <m_pd.h> + +#ifdef HAVE_CONFIG_H +# include "config.h" +#endif + +#include "mooPdUtils.h" +#include "pdstringUtils.h" + +/* black magic */ +#ifdef NT +#pragma warning( disable : 4244 ) +#pragma warning( disable : 4305 ) +#endif + +/*-------------------------------------------------------------------- + * DEBUG + *--------------------------------------------------------------------*/ + +/*===================================================================== + * Constants + *=====================================================================*/ +static char *rawbytes2array_banner = "rawbytes2array: pdstring version " PACKAGE_VERSION " by Bryan Jurish"; + +#define RAWBYTES2ARRAY_DEFAULT_BUFLEN PDSTRING_DEFAULT_BUFLEN + +/*===================================================================== + * Structures and Types: any2string + *=====================================================================*/ + +static t_class *rawbytes2array_class; + +typedef struct _rawbytes2array +{ + t_object x_obj; + t_symbol *x_name; //-- name of output array + //t_pdstring_bytes x_bytes; //-- byte buffer + //t_outlet *x_outlet; +} t_rawbytes2array; + + +/*===================================================================== + * Methods + *=====================================================================*/ + +/*-------------------------------------------------------------------- + * anything + */ +static void rawbytes2array_anything(t_rawbytes2array *x, MOO_UNUSED t_symbol *sel, int argc, t_atom *argv) +{ + int i0,fvecsize; + t_garray *a; + t_float *fvec; + unsigned char *cvec; + + //-- sanity check(s) + if (!(a = (t_garray *)pd_findbyclass(x->x_name, garray_class))) { + pd_error(x, "rawbytes2array: no such array '%s'", x->x_name->s_name); + return; + } + + //-- prepare + i0 = atom_getfloat(argv); + argc--; + argv++; + + //-- resize? + //garray_resize(a, argc); + + //-- get pointer + if (!garray_getfloatarray(a, &fvecsize, &fvec)) + pd_error(x,"rawbytes2array: bad template for write to array '%s'", x->x_name->s_name); + + //-- write raw bytes + for (cvec=(unsigned char*)(fvec+i0); argc > 0 && cvec < (unsigned char*)(fvec+fvecsize); cvec++,argv++,argc--) + { + *cvec = atom_getfloat(argv); + } +} + + +/*-------------------------------------------------------------------- + * new + */ +static void *rawbytes2array_new(t_symbol *arrayname) +{ + t_rawbytes2array *x = (t_rawbytes2array *)pd_new(rawbytes2array_class); + + //-- init + x->x_name = arrayname; + + return (void *)x; +} + +/*-------------------------------------------------------------------- + * set ARRAYNAME + */ +static void rawbytes2array_set(t_rawbytes2array *x, t_symbol *arrayname) +{ + x->x_name = arrayname; +} + +/*-------------------------------------------------------------------- + * free + */ +static void rawbytes2array_free(t_rawbytes2array *x) +{ + return; +} + +/*-------------------------------------------------------------------- + * setup: guts + */ +void rawbytes2array_setup_guts(void) +{ + //-- class + rawbytes2array_class = class_new(gensym("rawbytes2array"), + (t_newmethod)rawbytes2array_new, + (t_method)rawbytes2array_free, + sizeof(t_rawbytes2array), + CLASS_DEFAULT, + A_DEFSYM, //-- arrayname + 0); + + //-- methods + class_addanything(rawbytes2array_class, (t_method)rawbytes2array_anything); + class_addmethod(rawbytes2array_class, (t_method)rawbytes2array_set, gensym("set"), A_DEFSYM, 0); + + //-- help symbol + //class_sethelpsymbol(rawbytes2array_class, gensym("rawbytes2array-help.pd")); //-- breaks pd-extended help lookup +} + +/*-------------------------------------------------------------------- + * setup + */ +void rawbytes2array_setup(void) +{ + post(rawbytes2array_banner); + rawbytes2array_setup_guts(); +} |