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Initial checkin of veejay 1.4

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git-svn-id: svn://code.dyne.org/veejay/trunk@1172 eb8d1916-c9e9-0310-b8de-cf0c9472ead5
This commit is contained in:
Niels Elburg
2008-11-10 20:16:24 +00:00
parent d81258c54c
commit d8e6f98d53
793 changed files with 244409 additions and 0 deletions
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131
veejay-current/veejay-server/libvje/transitions/vbar.c Normal file
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/*
* Linux VeeJay
*
* Copyright(C)2002 Niels Elburg <elburg@hio.hen.nl>
*
* 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., 59 Temple Place - Suite 330, Boston, MA 02111-1307 , USA.
*/
#include <config.h>
#include <stdint.h>
#include <libvjmem/vjmem.h>
#include "vbar.h"
vj_effect *vbar_init(int width, int height)
{
vj_effect *ve = (vj_effect *) vj_calloc(sizeof(vj_effect));
ve->num_params = 5;
ve->defaults = (int *) vj_calloc(sizeof(int) * ve->num_params); /* default values */
ve->limits[0] = (int *) vj_calloc(sizeof(int) * ve->num_params); /* min */
ve->limits[1] = (int *) vj_calloc(sizeof(int) * ve->num_params); /* max */
ve->defaults[0] = 4;
ve->defaults[1] = 1;
ve->defaults[2] = 3;
ve->defaults[3] = 0;
ve->defaults[4] = 0;
ve->limits[0][0] = 1;
ve->limits[1][0] = height;
ve->limits[0][1] = 0;
ve->limits[1][1] = height;
ve->limits[0][2] = 0;
ve->limits[1][2] = height;
ve->limits[0][3] = 0;
ve->limits[1][3] = height;
ve->limits[0][4] = 0;
ve->limits[1][4] = height;
ve->description = "Vertical Sliding Bars";
ve->sub_format = 1;
ve->extra_frame = 1;
ve->has_user = 0;
ve->param_description = vje_build_param_list(ve->num_params, "Divider", "Top Y", "Bot Y", "Top X", "Bot X" );
return ve;
}
/* p0 351 , p1 92 : positioneert image 1 bovenaan
p4 beweegt image offset verticaal (frame in frame)
p5 beweegt image offset horizontaal (frame in frame) */
static int bar_top_auto = 0;
static int bar_bot_auto = 0;
static int bar_top_vert = 0;
static int bar_bot_vert = 0;
void vbar_apply(VJFrame *frame, VJFrame *frame2, int width, int height,int divider, int top_y, int bot_y, int top_x, int bot_x ) {
//int top_width = width; /* frame in frame destination area */
int top_height = height/(divider);
int top_width = width/divider;
int bottom_width = width - top_width;
//int bottom_width = width; /* frame in frame destionation area */
int x,y;
int yy=0;
int y2 = bar_top_auto + top_y; /* destination */
int x2 = bar_top_vert + top_x;
uint8_t *Y = frame->data[0];
uint8_t *Cb = frame->data[1];
uint8_t *Cr = frame->data[2];
uint8_t *Y2 = frame2->data[0];
uint8_t *Cb2 = frame2->data[1];
uint8_t *Cr2 = frame2->data[2];
int len = frame->len;
if(y2 > height) { y2 = 0; bar_top_auto = 0; }
if(x2 > width) { x2 = 0; bar_top_vert = 0; }
/* start with top frame in a frame */
for( y = 0; y < height-y2; y++ ) {
for ( x = 0; x < top_width; x++ ) {
Y[ (y*width + x)] = Y2[ ( (y+y2) *width + x +x2)];
Cb[ (y*width + x)] = Cb2[ ( (y+y2) *width + x +x2)];
Cr[ (y*width + x)] = Cr2[ ( (y+y2) *width + x +x2)];
}
}
/* do bottom part */
y2 = bar_bot_auto + bot_y;
x2 = bar_bot_vert + bot_x;
if(y2 > height) { y2 = 0; bar_bot_auto = 0; }
if(x2 > width) { x2 = 0; bar_bot_vert = 0; }
/* start with bottom frame in a frame */
for ( y = 0; (yy+y2) < height; y++) {
yy++;
for(x=bottom_width; (x+x2) < width; x++ ) {
int pos = (yy+y2) * width +x + x2 ;
if(pos<len)
{
Y[ (y*width + x)] = Y2[((yy+y2)*width+x+x2)];
Cb[ (y*width + x)] = Cb2[((yy+y2)*width+x+x2)];
Cr[ (y*width + x)] = Cr2[((yy+y2)*width+x+x2)];
}
}
}
bar_top_auto += top_y;
bar_bot_auto += bot_y;
bar_top_vert += top_x;
bar_bot_vert += bot_x;
}
void vbar_free(){}