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Diffstat (limited to 'modules/image_special/pdp_scale.c')
-rw-r--r--modules/image_special/pdp_scale.c277
1 files changed, 0 insertions, 277 deletions
diff --git a/modules/image_special/pdp_scale.c b/modules/image_special/pdp_scale.c
deleted file mode 100644
index 3c74bd8..0000000
--- a/modules/image_special/pdp_scale.c
+++ /dev/null
@@ -1,277 +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_resample.h"
-
-
-
-typedef struct pdp_scale_struct
-{
- t_object x_obj;
- t_float x_f;
-
- t_outlet *x_outlet0;
-
-
- int x_packet0;
- int x_packet1;
- int x_dropped;
- int x_queue_id;
-
- unsigned int x_width;
- unsigned int x_height;
- int x_quality;
-
-
-} t_pdp_scale;
-
-
-static void pdp_scale_process_yv12(t_pdp_scale *x)
-{
- t_pdp *header0 = pdp_packet_header(x->x_packet0);
- t_pdp *header1 = pdp_packet_header(x->x_packet1);
- void *data0 = pdp_packet_data (x->x_packet0);
- void *data1 = pdp_packet_data (x->x_packet1);
-
- unsigned int src_w = header0->info.image.width;
- unsigned int src_h = header0->info.image.height;
-
- unsigned int dst_w = header1->info.image.width;
- unsigned int dst_h = header1->info.image.height;
-
- short int *src_image = (short int *)data0;
- short int *dst_image = (short int *)data1;
-
- unsigned int src_size = src_w*src_h;
- unsigned int src_voffset = src_size;
- unsigned int src_uoffset = src_size + (src_size>>2);
-
- unsigned int dst_size = dst_w*dst_h;
- unsigned int dst_voffset = dst_size;
- unsigned int dst_uoffset = dst_size + (dst_size>>2);
-
- if (x->x_quality){
- pdp_resample_scale_bilin(src_image, dst_image, src_w, src_h, dst_w, dst_h);
- pdp_resample_scale_bilin(src_image+src_voffset, dst_image+dst_voffset, src_w>>1, src_h>>1, dst_w>>1, dst_h>>1);
- pdp_resample_scale_bilin(src_image+src_uoffset, dst_image+dst_uoffset, src_w>>1, src_h>>1, dst_w>>1, dst_h>>1);
- }
- else{
- pdp_resample_scale_nn(src_image, dst_image, src_w, src_h, dst_w, dst_h);
- pdp_resample_scale_nn(src_image+src_voffset, dst_image+dst_voffset, src_w>>1, src_h>>1, dst_w>>1, dst_h>>1);
- pdp_resample_scale_nn(src_image+src_uoffset, dst_image+dst_uoffset, src_w>>1, src_h>>1, dst_w>>1, dst_h>>1);
- }
-
- return;
-}
-
-static void pdp_scale_process_grey(t_pdp_scale *x)
-{
-
- t_pdp *header0 = pdp_packet_header(x->x_packet0);
- t_pdp *header1 = pdp_packet_header(x->x_packet1);
- void *data0 = pdp_packet_data (x->x_packet0);
- void *data1 = pdp_packet_data (x->x_packet1);
-
- unsigned int src_w = header0->info.image.width;
- unsigned int src_h = header0->info.image.height;
-
- unsigned int dst_w = header1->info.image.width;
- unsigned int dst_h = header1->info.image.height;
-
- short int *src_image = (short int *)data0;
- short int *dst_image = (short int *)data1;
-
- if (x->x_quality) pdp_resample_scale_bilin(src_image, dst_image, src_w, src_h, dst_w, dst_h);
- else pdp_resample_scale_nn(src_image, dst_image, src_w, src_h, dst_w, dst_h);
-
- return;
-
-
-}
-
-static void pdp_scale_sendpacket(t_pdp_scale *x)
-{
- /* delete source 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_scale_process(t_pdp_scale *x)
-{
- t_pdp_procqueue *q = pdp_queue_get_queue();
- t_pdp *header0 = pdp_packet_header(x->x_packet0);
-
- /* check data packets */
-
- if ((header0) && (PDP_IMAGE == header0->type)){
-
- /* if dims are equal, just send the packet */
- if ((header0->info.image.width == x->x_width)
- && (header0->info.image.height == x->x_height)){
- x->x_packet1 = x->x_packet0;
- x->x_packet0 = -1;
- pdp_scale_sendpacket(x);
- return;
- }
-
- /* type hub */
- switch(header0->info.image.encoding){
-
- case PDP_IMAGE_YV12:
- x->x_packet1 = pdp_packet_new_image_YCrCb(x->x_width, x->x_height);
- if(x->x_packet1 == -1){
- post("pdp_scale: can't allocate packet");
- return;
- }
- pdp_procqueue_add(q, x, pdp_scale_process_yv12, pdp_scale_sendpacket, &x->x_queue_id);
- break;
-
- case PDP_IMAGE_GREY:
- x->x_packet1 = pdp_packet_new_image_grey(x->x_width, x->x_height);
- if(x->x_packet1 == -1){
- post("pdp_scale: can't allocate packet");
- return;
- }
- pdp_procqueue_add(q, x, pdp_scale_process_grey, pdp_scale_sendpacket, &x->x_queue_id);
- break;
-
- default:
- break;
- /* don't know the type, so dont process */
-
- }
- }
-
-}
-
-
-
-
-static void pdp_scale_input_0(t_pdp_scale *x, t_symbol *s, t_floatarg f)
-{
-
- int p = (int)f;
- int passes, i;
-
- if (s== gensym("register_rw")) x->x_dropped = pdp_packet_copy_ro_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_scale_process(x);
-
- }
-
-}
-
-
-
-
-static void pdp_scale_width(t_pdp_scale *x, t_floatarg f)
-{
- int i = (int)f;
- if (i < 32) i = 32;
- x->x_width = i;
-}
-
-static void pdp_scale_height(t_pdp_scale *x, t_floatarg f)
-{
- int i = (int)f;
- if (i < 32) i = 32;
- x->x_height = i;
-}
-
-
-static void pdp_scale_dim(t_pdp_scale *x, t_floatarg w, t_floatarg h)
-{
- pdp_scale_width(x, w);
- pdp_scale_height(x, h);
-}
-
-static void pdp_scale_quality(t_pdp_scale *x, t_floatarg f)
-{
- if (f==0) x->x_quality = 0;
- if (f==1) x->x_quality = 1;
-}
-
-
-t_class *pdp_scale_class;
-
-
-
-void pdp_scale_free(t_pdp_scale *x)
-{
- t_pdp_procqueue *q = pdp_queue_get_queue();
- pdp_procqueue_finish(q, x->x_queue_id);
- pdp_packet_mark_unused(x->x_packet0);
- pdp_packet_mark_unused(x->x_packet1);
-}
-
-void *pdp_scale_new(t_floatarg fw, t_floatarg fh)
-{
- t_pdp_scale *x = (t_pdp_scale *)pd_new(pdp_scale_class);
-
- x->x_outlet0 = outlet_new(&x->x_obj, &s_anything);
-
- x->x_packet0 = -1;
- x->x_packet1 = -1;
- x->x_queue_id = -1;
-
- if ((fw != 0.0f) && (fh != 0.0f)) pdp_scale_dim(x, fw, fh);
- else pdp_scale_dim(x, 320, 240);
-
- pdp_scale_quality(x, 1);
-
- return (void *)x;
-}
-
-
-#ifdef __cplusplus
-extern "C"
-{
-#endif
-
-
-void pdp_scale_setup(void)
-{
-
-
- pdp_scale_class = class_new(gensym("pdp_scale"), (t_newmethod)pdp_scale_new,
- (t_method)pdp_scale_free, sizeof(t_pdp_scale), 0, A_DEFFLOAT, A_DEFFLOAT, A_NULL);
-
-
- class_addmethod(pdp_scale_class, (t_method)pdp_scale_quality, gensym("quality"), A_FLOAT, A_NULL);
- class_addmethod(pdp_scale_class, (t_method)pdp_scale_width, gensym("width"), A_FLOAT, A_NULL);
- class_addmethod(pdp_scale_class, (t_method)pdp_scale_height, gensym("height"), A_FLOAT, A_NULL);
- class_addmethod(pdp_scale_class, (t_method)pdp_scale_dim, gensym("dim"), A_FLOAT, A_FLOAT, A_NULL);
- class_addmethod(pdp_scale_class, (t_method)pdp_scale_input_0, gensym("pdp"), A_SYMBOL, A_DEFFLOAT, A_NULL);
-
-}
-
-#ifdef __cplusplus
-}
-#endif
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