diff options
author | Hans-Christoph Steiner <eighthave@users.sourceforge.net> | 2005-12-16 01:05:40 +0000 |
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committer | Hans-Christoph Steiner <eighthave@users.sourceforge.net> | 2005-12-16 01:05:40 +0000 |
commit | b694c274836ac8b04d644711ac324eac2e9ab83e (patch) | |
tree | 36b6a5c17f7e1f414f80697210c2ed3e8005035b /modules/image_basic/pdp_gain.c | |
parent | e28a07fba67af0af818dda6afa4cf67c09700816 (diff) |
checking in pdp 0.12.4 from http://zwizwa.fartit.com/pd/pdp/pdp-0.12.4.tar.gz
svn path=/trunk/externals/pdp/; revision=4232
Diffstat (limited to 'modules/image_basic/pdp_gain.c')
-rw-r--r-- | modules/image_basic/pdp_gain.c | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/modules/image_basic/pdp_gain.c b/modules/image_basic/pdp_gain.c new file mode 100644 index 0000000..c36f758 --- /dev/null +++ b/modules/image_basic/pdp_gain.c @@ -0,0 +1,111 @@ +/* + * Pure Data Packet module. + * Copyright (c) by Tom Schouten <pdp@zzz.kotnet.org> + * + * 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., 675 Mass Ave, Cambridge, MA 02139, USA. + * + */ + + + +#include "pdp.h" +#include "pdp_imagebase.h" + + +typedef struct pdp_gain_struct +{ + t_pdp_imagebase x_base; + void *x_gain; + +} t_pdp_gain; + + + + +static void pdp_gain_process(t_pdp_gain *x) +{ + int p = pdp_base_get_packet(x, 0); + u32 mask = pdp_imagebase_get_chanmask(x); + + pdp_packet_image_set_chanmask(p, mask); + pdp_imageproc_dispatch_1buf(&pdp_imageproc_gain_process, x->x_gain, 0, p); + +} + + +static void pdp_gain_gain(t_pdp_gain *x, t_floatarg f) +{ + pdp_imageproc_gain_setgain(x->x_gain, f); +} + + + +t_class *pdp_gain_class; + + + +void pdp_gain_free(t_pdp_gain *x) +{ + pdp_imagebase_free(x); + pdp_imageproc_gain_delete(x->x_gain); +} + +void *pdp_gain_new(t_floatarg f) +{ + t_pdp_gain *x = (t_pdp_gain *)pd_new(pdp_gain_class); + + /* super init */ + pdp_imagebase_init(x); + + /* no arg, or zero -> gain = 1 */ + if (f==0.0f) f = 1.0f; + + + /* io */ + pdp_base_add_gen_inlet(x, gensym("float"), gensym("gain")); + pdp_base_add_pdp_outlet(x); + + /* callbacks */ + pdp_base_set_process_method(x, (t_pdp_method)pdp_gain_process); + + x->x_gain = pdp_imageproc_gain_new(); + pdp_gain_gain(x, f); + + return (void *)x; +} + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +void pdp_gain_setup(void) +{ + + + pdp_gain_class = class_new(gensym("pdp_gain"), (t_newmethod)pdp_gain_new, + (t_method)pdp_gain_free, sizeof(t_pdp_gain), 0, A_DEFFLOAT, A_NULL); + + pdp_imagebase_setup(pdp_gain_class); + + class_addmethod(pdp_gain_class, (t_method)pdp_gain_gain, gensym("gain"), A_DEFFLOAT, A_NULL); + +} + +#ifdef __cplusplus +} +#endif |