mirror of
https://github.com/game-stop/veejay.git
synced 2025-12-17 05:10:00 +01:00
67 lines
2.0 KiB
C
67 lines
2.0 KiB
C
/* veejay - Linux VeeJay
|
|
* (C) 2002-2004 Niels Elburg <nelburg@looze.net>
|
|
*
|
|
*
|
|
* 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 <config.h>
|
|
#include <stdint.h>
|
|
#include <stdio.h>
|
|
#include <libvjmem/vjmem.h>
|
|
#include "wipe.h"
|
|
#include "transop.h"
|
|
|
|
vj_effect *wipe_init(int w,int h)
|
|
{
|
|
vj_effect *ve = (vj_effect *) vj_calloc(sizeof(vj_effect));
|
|
ve->num_params = 2;
|
|
ve->defaults = (int *) vj_calloc(sizeof(int) * ve->num_params);
|
|
ve->limits[0] = (int *) vj_calloc(sizeof(int) * ve->num_params);
|
|
ve->limits[1] = (int *) vj_calloc(sizeof(int) * ve->num_params);
|
|
ve->defaults[0] = 150;
|
|
ve->defaults[1] = 0;
|
|
|
|
ve->limits[0][0] = 0;
|
|
ve->limits[1][0] = 255;
|
|
ve->limits[0][1] = 0;
|
|
ve->limits[1][1] = 25;
|
|
ve->description = "Transition Wipe";
|
|
ve->sub_format = 0;
|
|
ve->extra_frame = 1;
|
|
ve->has_user = 0;
|
|
ve->param_description = vje_build_param_list(ve->num_params, "Opacity", "Increment" );
|
|
return ve;
|
|
|
|
}
|
|
// FIXME private
|
|
|
|
static int g_wipe_width = 0;
|
|
static int g_wipe_height = 0;
|
|
void wipe_apply( VJFrame *frame, VJFrame *frame2,
|
|
int w, int h, int opacity, int inc)
|
|
{
|
|
/* w, h increasen */
|
|
transop_apply(frame, frame2, g_wipe_width, g_wipe_height, 0, 0, 0, 0, w,
|
|
h, opacity);
|
|
g_wipe_width += inc;
|
|
g_wipe_height += ((w / h) - 0.5 + inc);
|
|
|
|
if (g_wipe_width > w || g_wipe_height > h) {
|
|
g_wipe_width = 0;
|
|
g_wipe_height = 0;
|
|
}
|
|
}
|
|
void wipe_free(){}
|