diff options
Diffstat (limited to 'modules/pdp_chrot.c')
| -rw-r--r-- | modules/pdp_chrot.c | 201 |
1 files changed, 0 insertions, 201 deletions
diff --git a/modules/pdp_chrot.c b/modules/pdp_chrot.c deleted file mode 100644 index 5181195..0000000 --- a/modules/pdp_chrot.c +++ /dev/null @@ -1,201 +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" -#include "pdp_mmx.h" -#include <math.h> - - -typedef struct pdp_chrot_struct -{ - t_object x_obj; - t_float x_f; - - t_outlet *x_outlet0; - - int x_packet0; - int x_queue_id; - int x_dropped; // indicate if a packet was dropped during register_rw cycle - - int x_channel; - - float x_matrix[4]; - - void *x_crot2d; - -} t_pdp_chrot; - - - -static void pdp_chrot_process_yv12(t_pdp_chrot *x) -{ - t_pdp *header0 = pdp_packet_header(x->x_packet0); - void *data0 = pdp_packet_data (x->x_packet0); - - unsigned int w = header0->info.image.width; - unsigned int h = header0->info.image.height; - - unsigned int size = w*h; - unsigned int v_offset = size; - - short int * idata = (short int *)data0; - - - /* color rotation for 2 colour planes */ - pdp_imageproc_crot2d_process(x->x_crot2d, idata + v_offset, w>>1, h>>1); - - - return; - - -} - -static void pdp_chrot_process(t_pdp_chrot *x) -{ - t_pdp *header0 = pdp_packet_header(x->x_packet0); - - /* check data packets */ - - if ((header0) && (PDP_IMAGE == header0->type)){ - - /* pdp_chrot_process inputs and write into active inlet */ - switch(header0->info.image.encoding){ - - case PDP_IMAGE_YV12: - pdp_chrot_process_yv12(x); - break; - - case PDP_IMAGE_GREY: - break; - - default: - break; - /* don't know the type, so dont pdp_chrot_process */ - - } - } - -} - -static void pdp_chrot_sendpacket(t_pdp_chrot *x) -{ - /* unregister and propagate if valid packet */ - pdp_pass_if_valid(x->x_outlet0, &x->x_packet0); -} - -static void pdp_chrot_input_0(t_pdp_chrot *x, t_symbol *s, t_floatarg f) -{ - - int p = (int)f; - - if (s== gensym("register_rw")) x->x_dropped = pdp_packet_copy_rw_or_drop(&x->x_packet0, p); - - - if ((s == gensym("process")) && (-1 != x->x_packet0) && (!x->x_dropped)){ - - - /* add the process method and callback to the process queue */ - - pdp_queue_add(x, pdp_chrot_process, pdp_chrot_sendpacket, &x->x_queue_id); - } - -} - - -static void pdp_chrot_setelement(t_pdp_chrot *x, int element, float f) -{ - x->x_matrix[element] = f; - -} - -static void pdp_chrot_angle_radians(t_pdp_chrot *x, t_floatarg angle) -{ - float c = cos(angle); - float s = sin(angle); - - pdp_chrot_setelement(x, 0, c); - pdp_chrot_setelement(x, 1, s); - pdp_chrot_setelement(x, 2, -s); - pdp_chrot_setelement(x, 3, c); - - pdp_imageproc_crot2d_setmatrix(x->x_crot2d, x->x_matrix); -} - -static void pdp_chrot_angle_degrees(t_pdp_chrot *x, t_floatarg angle) -{ - pdp_chrot_angle_radians(x, (angle * (M_PI / 180.f))); - -} - -static void pdp_chrot_free(t_pdp_chrot *x) -{ - pdp_queue_finish(x->x_queue_id); - pdp_imageproc_crot2d_delete(x->x_crot2d); - pdp_packet_mark_unused(x->x_packet0); - -} - -t_class *pdp_chrot_class; - - - -void *pdp_chrot_new(t_floatarg f) -{ - t_pdp_chrot *x = (t_pdp_chrot *)pd_new(pdp_chrot_class); - - inlet_new(&x->x_obj, &x->x_obj.ob_pd, gensym("float"), gensym("angle")); - - x->x_outlet0 = outlet_new(&x->x_obj, &s_anything); - - x->x_packet0 = -1; - x->x_queue_id = -1; - - x->x_crot2d = pdp_imageproc_crot2d_new(); - pdp_chrot_angle_radians(x, 0.0f); - - - return (void *)x; -} - - -#ifdef __cplusplus -extern "C" -{ -#endif - - -void pdp_chrot_setup(void) -{ - - - pdp_chrot_class = class_new(gensym("pdp_chrot"), (t_newmethod)pdp_chrot_new, - (t_method)pdp_chrot_free, sizeof(t_pdp_chrot), 0, A_DEFFLOAT, A_NULL); - - - class_addmethod(pdp_chrot_class, (t_method)pdp_chrot_angle_degrees, gensym("angle"), A_DEFFLOAT, A_NULL); - class_addmethod(pdp_chrot_class, (t_method)pdp_chrot_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL); - -} - -#ifdef __cplusplus -} -#endif |