diff options
Diffstat (limited to 'modules/pdp_grey.c')
| -rw-r--r-- | modules/pdp_grey.c | 168 |
1 files changed, 0 insertions, 168 deletions
diff --git a/modules/pdp_grey.c b/modules/pdp_grey.c deleted file mode 100644 index 0626ea9..0000000 --- a/modules/pdp_grey.c +++ /dev/null @@ -1,168 +0,0 @@ -/* - * 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" - - -typedef struct pdp_grey_struct -{ - t_object x_obj; - t_float x_f; - - t_outlet *x_outlet0; - - - int x_packet0; - -} t_pdp_grey; - - - -static void pdp_grey_process(t_pdp_grey *x) -{ - t_pdp *header0 = pdp_packet_header(x->x_packet0); - t_pdp *headernew; - int newpacket; - int w; - int h; - - /* check data packets */ - - if ((header0) && (PDP_IMAGE == header0->type)){ - - /* pdp_grey_process inputs and write into active inlet */ - switch(header0->info.image.encoding){ - - case PDP_IMAGE_YV12: - w = header0->info.image.width; - h = header0->info.image.height; - newpacket = pdp_packet_new(PDP_IMAGE, w*h*2); - headernew = pdp_packet_header(newpacket); - headernew->info.image.encoding = PDP_IMAGE_GREY; - headernew->info.image.width = w; - headernew->info.image.height = h; - memcpy(pdp_packet_data(newpacket), pdp_packet_data(x->x_packet0), 2*w*h); - pdp_packet_mark_unused(x->x_packet0); - x->x_packet0 = newpacket; - break; - - case PDP_IMAGE_GREY: - /* just pass along */ - break; - - default: - break; - /* don't know the type, so dont process */ - - } - } - -} - - -static void pdp_grey_sendpacket(t_pdp_grey *x) -{ - /* unregister and propagate if valid packet */ - pdp_pass_if_valid(x->x_outlet0, &x->x_packet0); -} - -static void pdp_grey_input_0(t_pdp_grey *x, t_symbol *s, t_floatarg f) -{ - - int p = (int)f; - int passes, i; - - if (s== gensym("register_rw")) pdp_packet_copy_rw_or_drop(&x->x_packet0, p); - - - if ((s == gensym("process")) && (-1 != x->x_packet0)){ - - pdp_grey_process(x); - pdp_grey_sendpacket(x); - } - -} - - - - -short int pdp_grey_fixedpoint(float f) -{ - - float min = (float)-0x7fff; - float max = (float)0x7fff; - f *= (float)0x100; - if (f>max) f = max; - if (f<min) f = min; - - return (short int)f; - -} - - -t_class *pdp_grey_class; - - - -void pdp_grey_free(t_pdp_grey *x) -{ -} - -void *pdp_grey_new(t_floatarg f) -{ - t_pdp_grey *x = (t_pdp_grey *)pd_new(pdp_grey_class); - - - /* no arg, or zero -> gain = 1 */ - if (f==0.0f) f = 1.0f; - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("gain")); - - x->x_outlet0 = outlet_new(&x->x_obj, &s_anything); - - x->x_packet0 = -1; - - return (void *)x; -} - - -#ifdef __cplusplus -extern "C" -{ -#endif - - -void pdp_grey_setup(void) -{ - - - pdp_grey_class = class_new(gensym("pdp_grey"), (t_newmethod)pdp_grey_new, - (t_method)pdp_grey_free, sizeof(t_pdp_grey), 0, A_DEFFLOAT, A_NULL); - - - class_addmethod(pdp_grey_class, (t_method)pdp_grey_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL); - -} - -#ifdef __cplusplus -} -#endif |