diff options
Diffstat (limited to 'modules/pdp_simura.c')
| -rw-r--r-- | modules/pdp_simura.c | 443 |
1 files changed, 443 insertions, 0 deletions
diff --git a/modules/pdp_simura.c b/modules/pdp_simura.c new file mode 100644 index 0000000..04fd74b --- /dev/null +++ b/modules/pdp_simura.c @@ -0,0 +1,443 @@ +/* + * 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. + * + */ + +/* This object is an adaptation of simura effect from freej + * Originally written by Fukuchi Kentarou + * Pd-fication by Yves Degoyon + */ + + + +#include "pdp.h" +#include <math.h> + +static char *pdp_simura_version = "pdp_simura: version 0.1, port of simura from freej ( Fukuchi Kentarou ), adapted by Yves Degoyon (ydegoyon@free.fr)"; + +typedef struct pdp_simura_struct +{ + t_object x_obj; + t_float x_f; + + t_outlet *x_outlet0; + t_int x_packet0; + t_int x_packet1; + t_int x_dropped; + t_int x_queue_id; + + unsigned short int x_color; /* color for the mask */ + t_int x_mode; /* mirror mode */ + +} t_pdp_simura; + +static void pdp_simura_process_yv12(t_pdp_simura *x) +{ + t_pdp *header = pdp_packet_header(x->x_packet0); + short int *data = (short int *)pdp_packet_data(x->x_packet0); + t_pdp *newheader = pdp_packet_header(x->x_packet1); + short int *newdata = (short int *)pdp_packet_data(x->x_packet1); + int newpacket = -1, i; + + unsigned int w = header->info.image.width; + unsigned int hw = w/2; + unsigned int hhw = w/4; + unsigned int h = header->info.image.height; + unsigned int hh = h/2; + unsigned int hhh = h/4; + + unsigned int size = w*h; + unsigned int totalnbpixels = size; + unsigned int u_offset = size; + unsigned int v_offset = size + (size>>2); + unsigned int totnbpixels = size + (size>>1); + + unsigned int px, py; + + newheader->info.image.encoding = header->info.image.encoding; + newheader->info.image.width = w; + newheader->info.image.height = h; + + switch ( x->x_mode ) + { + case 0 : + // y component + for(py=0; py<h; py++){ + for(px=0; px<w; px++){ + newdata[py*w+px] = data[py*w+px]; + } + } + // u component + for(py=0; py<hh; py++){ + for(px=0; px<hw; px++){ + newdata[u_offset+py*hw+px] = data[u_offset+py*hw+px] ^ x->x_color; + } + } + // v component + for(py=0; py<hh; py++){ + for(px=0; px<hw; px++){ + newdata[v_offset+py*hw+px] = data[v_offset+py*hw+px] ^ x->x_color; + } + } + break; + case 1 : + // y component + for(py=0; py<(hh); py++){ + for(px=0; px<w; px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+px] = data[py*(w)+px]; + } + } + // u component + for(py=0; py<(hhh); py++){ + for(px=0; px<hw; px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=0; py<(hhh); py++){ + for(px=0; px<hw; px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + case 2 : + // y component + for(py=(hh); py<h; py++){ + for(px=0; px<w; px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+px] = data[py*(w)+px]; + } + } + // u component + for(py=(hhh); py<hh; py++){ + for(px=0; px<hw; px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=(hhh); py<hh; py++){ + for(px=0; px<hw; px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + case 3 : + // y component + for(py=0; py<h; py++){ + for(px=0; px<(hw); px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[py*(w)+((w)-px-1)] = data[py*(w)+px]; + } + } + // u component + for(py=0; py<hh; py++){ + for(px=0; px<(hhw); px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=0; py<hh; py++){ + for(px=0; px<(hhw); px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+py*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + case 4 : + // y component + for(py=0; py<h; py++){ + for(px=(hw); px<w; px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[py*(w)+((w)-px-1)] = data[py*(w)+px]; + } + } + // u component + for(py=0; py<hh; py++){ + for(px=(hhw); px<hw; px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // u component + for(py=0; py<hh; py++){ + for(px=(hhw); px<hw; px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + case 5 : + // y component + for(py=0; py<(hh); py++){ + for(px=0; px<(hw); px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[py*(w)+((w)-px-1)] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+px] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+((w)-px-1)] = data[py*(w)+px]; + } + } + // u component + for(py=0; py<(hhh); py++){ + for(px=0; px<(hhw); px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(w)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=0; py<(hhh); py++){ + for(px=0; px<(hhw); px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+py*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + case 6 : + // y component + for(py=0; py<(hh); py++){ + for(px=(hw); px<w; px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[py*(w)+((w)-px-1)] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+px] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+((w)-px-1)] = data[py*(w)+px]; + } + } + // u component + for(py=0; py<(hhh); py++){ + for(px=(hhw); px<(hw); px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=0; py<(hhh); py++){ + for(px=(hhw); px<(hw); px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+py*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + case 7 : + // y component + for(py=(hh); py<(h); py++){ + for(px=0; px<(hw); px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[py*(w)+((w)-px-1)] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+px] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+((w)-px-1)] = data[py*(w)+px]; + } + } + // u component + for(py=(hhh); py<(hh); py++){ + for(px=0; px<(hhw); px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=(hhh); py<(hh); py++){ + for(px=0; px<(hhw); px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+py*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px]^ x->x_color; + } + } + break; + case 8 : + // y component + for(py=(hh); py<h; py++){ + for(px=(hw); px<w; px++){ + newdata[py*(w)+px] = data[py*(w)+px]; + newdata[py*(w)+((w)-px-1)] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+px] = data[py*(w)+px]; + newdata[((h)-py-1)*(w)+((w)-px-1)] = data[py*(w)+px]; + } + } + // u component + for(py=(hhh); py<(hh); py++){ + for(px=(hhw); px<(hw); px++){ + newdata[u_offset+py*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+py*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+px] = data[u_offset+py*(hw)+px] ^ x->x_color; + newdata[u_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[u_offset+py*(hw)+px] ^ x->x_color; + } + } + // v component + for(py=(hhh); py<(hh); py++){ + for(px=(hhw); px<(hw); px++){ + newdata[v_offset+py*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+py*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+px] = data[v_offset+py*(hw)+px] ^ x->x_color; + newdata[v_offset+((hh)-py-1)*(hw)+((hw)-px-1)] = data[v_offset+py*(hw)+px] ^ x->x_color; + } + } + break; + } + // post( "pdp_simura : size=%d tsize=%d", size, (int)(size + (size>>1))<<1 ); + + /* delete source packet and replace with new packet */ + pdp_packet_mark_unused(x->x_packet0); + x->x_packet0 = newpacket; + return; +} + +static void pdp_simura_sendpacket(t_pdp_simura *x) +{ + /* release the packet */ + pdp_packet_mark_unused(x->x_packet0); + x->x_packet0 = -1; + + /* unregister and propagate if valid dest packet */ + pdp_packet_pass_if_valid(x->x_outlet0, &x->x_packet1); +} + +static void pdp_simura_process(t_pdp_simura *x) +{ + int encoding; + t_pdp *header = 0; + + /* check if image data packets are compatible */ + if ( (header = pdp_packet_header(x->x_packet0)) + && (PDP_IMAGE == header->type)){ + + /* pdp_simura_process inputs and write into active inlet */ + switch(pdp_packet_header(x->x_packet0)->info.image.encoding){ + + case PDP_IMAGE_YV12: + x->x_packet1 = pdp_packet_clone_rw(x->x_packet0); + pdp_queue_add(x, pdp_simura_process_yv12, pdp_simura_sendpacket, &x->x_queue_id); + break; + + case PDP_IMAGE_GREY: + // pdp_simura_process_packet(x); + break; + + default: + /* don't know the type, so dont pdp_simura_process */ + break; + + } + } +} + +static void pdp_simura_input_0(t_pdp_simura *x, t_symbol *s, t_floatarg f) +{ + /* if this is a register_ro message or register_rw message, register with packet factory */ + + if (s== gensym("register_rw")) + x->x_dropped = pdp_packet_convert_ro_or_drop(&x->x_packet0, (int)f, pdp_gensym("image/YCrCb/*") ); + + if ((s == gensym("process")) && (-1 != x->x_packet0) && (!x->x_dropped)) + { + /* add the process method and callback to the process queue */ + pdp_simura_process(x); + } +} + +static void pdp_simura_color(t_pdp_simura *x, t_floatarg fcolor ) +{ + if ( (int)fcolor >0 && (int)fcolor < 0xFFFF ) + { + x->x_color = (unsigned short int)fcolor; + } + else + { + post( "pdp_simura : wrong color %d", (int) fcolor ); + } +} + +static void pdp_simura_mode(t_pdp_simura *x, t_floatarg fmode ) +{ + if ( (int)fmode >=0 && (int)fmode <= 8 ) + { + x->x_mode = (int)fmode; + } + else + { + post( "pdp_simura : wrong mode : %d : must be 0<=mode<=8", (int)fmode ); + } +} + + +static void pdp_simura_free(t_pdp_simura *x) +{ + pdp_queue_finish(x->x_queue_id); + pdp_packet_mark_unused(x->x_packet0); +} + +t_class *pdp_simura_class; + +void *pdp_simura_new(void) +{ + int i; + + t_pdp_simura *x = (t_pdp_simura *)pd_new(pdp_simura_class); + inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("color")); + inlet_new(&x->x_obj, &x->x_obj.ob_pd, &s_float, gensym("mode")); + + x->x_outlet0 = outlet_new(&x->x_obj, &s_anything); + + x->x_packet0 = -1; + x->x_packet1 = -1; + x->x_queue_id = -1; + + x->x_color = 0; + x->x_mode = 0; // no mirror + + return (void *)x; +} + + +#ifdef __cplusplus +extern "C" +{ +#endif + + +void pdp_simura_setup(void) +{ +// post( pdp_simura_version ); + + pdp_simura_class = class_new(gensym("pdp_simura"), (t_newmethod)pdp_simura_new, + (t_method)pdp_simura_free, sizeof(t_pdp_simura), 0, A_NULL); + + class_addmethod(pdp_simura_class, (t_method)pdp_simura_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL); + class_addmethod(pdp_simura_class, (t_method)pdp_simura_color, gensym("color"), A_DEFFLOAT, A_NULL); + class_addmethod(pdp_simura_class, (t_method)pdp_simura_mode, gensym("mode"), A_DEFFLOAT, A_NULL); + +} + +#ifdef __cplusplus +} +#endif |