eessppeelllloo/veejay
1
0
Fork 0
mirror of https://github.com/game-stop/veejay.git synced 2025-12-15 12:20:03 +01:00
Code Issues Packages Projects Releases Wiki Activity
Files
5a7fec215568910c8ee83c71c29e90b7d64c7614
veejay/veejay-current/veejay-server/libvje/effects/magicoverlays.c
[d.j.a.y] Jerome Blanchi d8e62bd86e libvje - magic overlay : set default param 0 to 1 
* better look on first use of the effect (7 was too 'darky')
2015-11-05 09:30:08 +01:00

791 lines
18 KiB
C
Raw Blame History

/*
* 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 <stdio.h>
#include <libvjmem/vjmem.h>
#include "magicoverlays.h"
#include <libvje/internal.h>
#include "common.h"
#include <veejay/vj-task.h>
vj_effect *overlaymagic_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); /* 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] = 1;
ve->defaults[1] = 0;
ve->description = "Overlay Magic";
ve->limits[0][0] = 1;
ve->limits[1][0] = 33;
ve->limits[0][1] = 0;
ve->limits[1][1] = 1; // clear chroma or keep
ve->extra_frame = 1;
ve->sub_format = -1;
ve->has_user = 0;
ve->parallel = 1;
ve->param_description = vje_build_param_list( ve->num_params, "Mode", "Keep or clear color" );
return ve;
}
/* rename methods in lumamagick and chromamagick */
void _overlaymagic_adddistorted(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
c = a + b;
Y[i] = CLAMP_Y(c);
}
}
void _overlaymagic_add_distorted(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
uint8_t y1, y2;
unsigned int len = width * height;
int uv_len = frame->uv_len;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
y1 = Y[i];
y2 = Y2[i];
Y[i] = CLAMP_Y(y1 + y2);
}
}
void _overlaymagic_subdistorted(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
uint8_t y1, y2;
for (i = 0; i < len; i++) {
y1 = Y[i];
y2 = Y2[i];
y1 -= y2;
Y[i] = CLAMP_Y(y1);
}
}
void _overlaymagic_sub_distorted(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i ;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
uint8_t y1, y2;
for (i = 0; i < len; i++) {
y1 = Y[i];
y2 = Y2[i];
Y[i] = y1 - y2;
}
}
void _overlaymagic_multiply(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++)
Y[i] = (Y[i] * Y2[i]) >> 8;
}
void _overlaymagic_simpledivide(VJFrame *frame, VJFrame *frame2, int width,
int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
if(Y2[i] > pixel_Y_lo_ )
Y[i] = Y[i] / Y2[i];
}
}
void _overlaymagic_divide(VJFrame *frame, VJFrame *frame2, int width,
int height)
{
unsigned int i;
int a, b, c;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
b = Y[i] * Y[i];
c = 255 - Y2[i];
if (c == 0)
c = 1;
a = b / c;
Y[i] = a;
}
}
void _overlaymagic_additive(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a;
while(len--) {
a = Y[len] + (2 * Y2[len]) - 255;
Y[len] = CLAMP_Y(a);
}
}
void _overlaymagic_substractive(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++)
Y[i] = CLAMP_Y( Y[i] - Y2[i] );
}
void _overlaymagic_softburn(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if ( (a + b) <= pixel_Y_hi_) {
if (a == pixel_Y_hi_)
c = a;
else
c = (b >> 7) / (256 - a);
} else {
if (b <= pixel_Y_lo_) {
b = 255;
}
c = 255 - (((255 - a) >> 7) / b);
}
Y[i] = c;
}
}
void _overlaymagic_inverseburn(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (a <= pixel_Y_lo_)
c = pixel_Y_lo_;
else
c = 255 - (((255 - b) >> 8) / a);
Y[i] = CLAMP_Y(c);
}
}
void _overlaymagic_colordodge(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (a >= pixel_Y_hi_)
c = pixel_Y_hi_;
else
c = (b >> 8) / (256 - a);
if (c >= pixel_Y_hi_)
c = pixel_Y_hi_;
Y[i] = c;
}
}
void _overlaymagic_mulsub(VJFrame *frame, VJFrame *frame2, int width,
int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = 255 - Y2[i];
if (b > pixel_Y_lo_)
Y[i] = a / b;
}
}
void _overlaymagic_lighten(VJFrame *frame, VJFrame *frame2, int width,
int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (a > b)
c = a;
else
c = b;
Y[i] = c;
}
}
void _overlaymagic_difference(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
Y[i] = abs(a - b);
}
}
void _overlaymagic_diffnegate(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
int a, b;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
a = (255 - Y[i]);
b = Y2[i];
Y[i] = 255 - abs(a - b);
}
}
void _overlaymagic_exclusive(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int c;
for (i = 0; i < len; i++) {
c = Y[i] + (2 * Y2[i]) - 255;
Y[i] = CLAMP_Y(c - (( Y[i] * Y2[i] ) >> 8 ));
}
}
void _overlaymagic_basecolor(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
int a, b, c, d;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
c = a * b >> 8;
d = c + a * ((255 - (((255 - a) * (255 - b)) >> 8) - c) >> 8); //8
Y[i] = CLAMP_Y(d);
}
}
void _overlaymagic_freeze(VJFrame *frame, VJFrame *frame2, int width,
int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if ( b > pixel_Y_lo_ )
Y[i] = CLAMP_Y(255 - ((( 255 - a) * ( 255 - a )) / b));
}
}
void _overlaymagic_unfreeze(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if( a > pixel_Y_lo_ )
Y[i] = CLAMP_Y( 255 - ((( 255 - b ) * ( 255 - b )) / a));
}
}
void _overlaymagic_hardlight(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (b < 128)
c = (a * b) >> 7;
else
c = 255 - ((255 - b) * (255 - a) >> 7);
Y[i] = c;
}
}
void _overlaymagic_relativeaddlum(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
int a, b, c, d;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
a = Y[i];
c = a >> 1;
b = Y2[i];
d = b >> 1;
Y[i] = CLAMP_Y(c + d);
}
}
void _overlaymagic_relativesublum(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
Y[i] = (a - b + 255) >> 1;
}
}
void _overlaymagic_relativeadd(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b, c, d;
for (i = 0; i < len; i++) {
a = Y[i];
c = a >> 1;
b = Y2[i];
d = b >> 1;
Y[i] = c + d;
}
}
void _overlaymagic_relativesub(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
Y[i] = (a - b + 255) >> 1;
}
}
void _overlaymagic_minsubselect(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (b < a)
Y[i] = (b - a + 255) >> 1;
else
Y[i] = (a - b + 255) >> 1;
}
}
void _overlaymagic_maxsubselect(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (b > a)
Y[i] = (b - a + 255) >> 1;
else
Y[i] = (a - b + 255) >> 1;
}
}
void _overlaymagic_addsubselect(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int c, a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (b < a) {
c = (a + b) >> 1;
Y[i] = c;
}
}
}
void _overlaymagic_maxselect(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (b > a)
Y[i] = b;
}
}
void _overlaymagic_minselect(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
if (b < a)
Y[i] = b;
}
}
void _overlaymagic_addtest(VJFrame *frame, VJFrame *frame2, int width,
int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int c, a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
c = a + ((2 * b) - 255)>>1;
Y[i] = CLAMP_Y(c);
}
}
void _overlaymagic_addtest2(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int c, a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
c = a + (2 * b) - 255;
Y[i] = CLAMP_Y(c);
}
}
void _overlaymagic_addtest4(VJFrame *frame, VJFrame *frame2,
int width, int height)
{
unsigned int i;
unsigned int len = width * height;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
int a, b;
for (i = 0; i < len; i++) {
a = Y[i];
b = Y2[i];
b = b - 255;
if (b <= pixel_Y_lo_)
Y[i] = a;
else
Y[i] = (a * a) / b;
}
}
void _overlaymagic_try
(VJFrame *frame, VJFrame *frame2, int width, int height) {
unsigned int i;
unsigned int len = width * height;
int a, b, p, q;
uint8_t *Y = frame->data[0];
uint8_t *Y2 = frame2->data[0];
for (i = 0; i < len; i++) {
/* calc p */
a = Y[i];
b = Y[i];
if (b <= pixel_Y_lo_)
p = pixel_Y_lo_;
else
p = 255 - ((256 - a) * (256 - a)) / b;
if (p <= pixel_Y_lo_)
p = pixel_Y_lo_;
/* calc q */
a = Y2[i];
b = Y2[i];
if (b <= pixel_Y_lo_)
q = pixel_Y_lo_;
else
q = 255 - ((256 - a) * (256 - a)) / b;
if (b <= pixel_Y_lo_)
q = pixel_Y_lo_;
/* calc pixel */
if (q <= pixel_Y_lo_)
q = pixel_Y_lo_;
else
q = 255 - ((256 - p) * (256 - a)) / q;
Y[i] = q;
}
}
void overlaymagic_apply(VJFrame *frame, VJFrame *frame2, int width,
int height, int n, int clearchroma)
{
switch (n) {
case VJ_EFFECT_BLEND_ADDITIVE:
_overlaymagic_additive(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_SUBSTRACTIVE:
_overlaymagic_substractive(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_MULTIPLY:
_overlaymagic_multiply(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_DIVIDE:
_overlaymagic_simpledivide(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_LIGHTEN:
_overlaymagic_lighten(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_DIFFERENCE:
_overlaymagic_difference(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_DIFFNEGATE:
_overlaymagic_diffnegate(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_EXCLUSIVE:
_overlaymagic_exclusive(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_BASECOLOR:
_overlaymagic_basecolor(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_FREEZE:
_overlaymagic_freeze(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_UNFREEZE:
_overlaymagic_unfreeze(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_RELADD:
_overlaymagic_relativeadd(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_RELSUB:
_overlaymagic_relativesub(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_RELADDLUM:
_overlaymagic_relativeaddlum(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_RELSUBLUM:
_overlaymagic_relativesublum(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_MAXSEL:
_overlaymagic_maxselect(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_MINSEL:
_overlaymagic_minselect(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_MINSUBSEL:
_overlaymagic_minsubselect(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_MAXSUBSEL:
_overlaymagic_maxsubselect(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_ADDSUBSEL:
_overlaymagic_addsubselect(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_ADDAVG:
_overlaymagic_add_distorted(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_ADDTEST2:
_overlaymagic_addtest(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_ADDTEST3:
_overlaymagic_addtest2(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_ADDTEST4:
_overlaymagic_addtest4(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_MULSUB:
_overlaymagic_mulsub(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_SOFTBURN:
_overlaymagic_softburn(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_INVERSEBURN:
_overlaymagic_inverseburn(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_COLORDODGE:
_overlaymagic_colordodge(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_ADDDISTORT:
_overlaymagic_adddistorted(frame, frame2, width, height);
break;
case VJ_EFFECT_BLEND_SUBDISTORT:
_overlaymagic_subdistorted(frame, frame2, width, height);
break;
case 32:
_overlaymagic_try(frame, frame2, width, height);
break;
case 33:
_overlaymagic_divide(frame,frame2,width,height);
break;
}
if(clearchroma) {
veejay_memset( frame->data[1], 128, (frame->ssm ? frame->len : frame->uv_len) );
veejay_memset( frame->data[2], 128, (frame->ssm ? frame->len : frame->uv_len) );
}
}
void overlaymagic_free(){}
Reference in New Issue View Git Blame Copy Permalink