diff options
Diffstat (limited to 'modules/image_special/pdp_chrot.c')
-rw-r--r-- | modules/image_special/pdp_chrot.c | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/modules/image_special/pdp_chrot.c b/modules/image_special/pdp_chrot.c deleted file mode 100644 index 27993c6..0000000 --- a/modules/image_special/pdp_chrot.c +++ /dev/null @@ -1,144 +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_base.h" -#include <math.h> - - -typedef struct pdp_chrot_struct -{ - t_pdp_base x_base; - - float x_matrix[4]; - void *x_crot2d; - -} t_pdp_chrot; - - - -static void pdp_chrot_process(t_pdp_chrot *x) -{ - int packet; - t_pdp *header; - void *data; - unsigned int w,h,size,v_offset; - short int *idata; - - - /* get packet & info */ - packet = pdp_base_get_packet(x, 0); - header = pdp_packet_header(packet); - data = pdp_packet_data (packet); - - /* only process if we have a vlid yv12 image */ - if ((header) && (PDP_IMAGE == header->type) && (PDP_IMAGE_YV12 == header->info.image.encoding)){ - - w = header->info.image.width; - h = header->info.image.height; - - size = w*h; - v_offset = size; - - idata = (short int *)data; - - - /* 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_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_base_free(x); - pdp_imageproc_crot2d_delete(x->x_crot2d); -} - -t_class *pdp_chrot_class; - - - -void *pdp_chrot_new(t_floatarg f) -{ - t_pdp_chrot *x = (t_pdp_chrot *)pd_new(pdp_chrot_class); - - pdp_base_init(x); - pdp_base_add_gen_inlet(x, gensym("float"), gensym("angle")); - pdp_base_add_pdp_outlet(x); - pdp_base_set_process_method(x, (t_pdp_method)pdp_chrot_process); - - 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); - - pdp_base_setup(pdp_chrot_class); - class_addmethod(pdp_chrot_class, (t_method)pdp_chrot_angle_degrees, gensym("angle"), A_DEFFLOAT, A_NULL); - -} - -#ifdef __cplusplus -} -#endif |