eessppeelllloo/veejay
1
0
Fork 0
mirror of https://github.com/game-stop/veejay.git synced 2025-12-19 22:30:06 +01:00
Code Issues Packages Projects Releases Wiki Activity

Libvje / refactor : opacitythreshold

Browse Source 
* frame->width, frame->height
This commit is contained in:
[d.j.a.y] Jerome Blanchi
2016-04-20 12:13:40 +02:00
parent 6de8045357
commit 41d7ce1d92
4 changed files with 21 additions and 25 deletions
Download Patch File Download Diff File Expand all files Collapse all files

33
veejay-current/veejay-server/libvje/effects/opacitythreshold.c
View File

@@ -49,12 +49,11 @@ vj_effect *opacitythreshold_init(int w, int h)
void opacitythreshold_apply( VJFrame *frame, VJFrame *frame2,
int width, int height, int opacity,
void opacitythreshold_apply( VJFrame *frame, VJFrame *frame2, int opacity,
int threshold, int t2)
{
unsigned int x, y, len = width * height-width;
unsigned int x, y, len = frame->width * frame->height-frame->width;
uint8_t a1, a2;
unsigned int op0, op1;
uint8_t *Y = frame->data[0];
@@ -67,31 +66,31 @@ void opacitythreshold_apply( VJFrame *frame, VJFrame *frame2,
op1 = (opacity > 255) ? 255 : opacity;
op0 = 255 - op1;
for (y = width; y < len; y += width) {
for (x = 1; x < width-1; x++) {
for (y = frame->width; y < len; y += frame->width) {
for (x = 1; x < frame->width-1; x++) {
a1 = Y[x + y];
a2 = Y2[x + y];
if (a1 < threshold || a1 > t2) {
a1 = (Y[y - width + x - 1] +
Y[y - width + x + 1] +
Y[y - width + x] +
a1 = (Y[y - frame->width + x - 1] +
Y[y - frame->width + x + 1] +
Y[y - frame->width + x] +
Y[y + x] +
Y[y + x - 1] +
Y[y + x + 1] +
Y[y + width + x] +
Y[y + width + x + 1] +
Y[y + width + x - 1]
Y[y + frame->width + x] +
Y[y + frame->width + x + 1] +
Y[y + frame->width + x - 1]
) / 9;
a2 = (Y2[y - width + x - 1] +
Y2[y - width + x + 1] +
Y2[y - width + x] +
a2 = (Y2[y - frame->width + x - 1] +
Y2[y - frame->width + x + 1] +
Y2[y - frame->width + x] +
Y2[y + x] +
Y2[y + x - 1] +
Y2[y + x + 1] +
Y2[y + width + x] +
Y2[y + width + x + 1] +
Y2[y + width + x - 1]
Y2[y + frame->width + x] +
Y2[y + frame->width + x + 1] +
Y2[y + frame->width + x - 1]
) / 9;
Y[x + y] = (op0 * a1 + op1 * a2) >> 8;

3
veejay-current/veejay-server/libvje/effects/opacitythreshold.h
View File

@@ -25,8 +25,7 @@
#include <stdint.h>
vj_effect *opacitythreshold_init();
void opacitythreshold_apply( VJFrame *frame, VJFrame *frame2,
int width, int height, int opacity,
void opacitythreshold_apply( VJFrame *frame, VJFrame *frame2, int opacity,
int threshold, int t2);
void opacitythreshold_free();
#endif

3
veejay-current/veejay-server/libvje/internal.h
View File

@@ -321,8 +321,7 @@ extern void negatechannel_apply( VJFrame *frame, int chan, int val);
extern void colormap_apply( VJFrame *frame, int r, int g, int b);
extern void opacity_apply(VJFrame *frame, VJFrame *frame2, int opacity);
extern void opacityadv_apply(VJFrame *frame, VJFrame *frame2, int o, int t1, int t2);
extern void opacitythreshold_apply(VJFrame *frame, VJFrame *frame2,
int w, int h, int o, int t1, int t2);
extern void opacitythreshold_apply(VJFrame *frame, VJFrame *frame2, int o, int t1, int t2);
extern void posterize_apply( VJFrame *frame, int width, int height,

3
veejay-current/veejay-server/libvje/vj-effman.c
View File

@@ -516,8 +516,7 @@ static void vj_effman_apply_video_effect( VJFrame **frames, vjp_kf *todo_info,in
iris_apply( frames[0],frames[1], frames[0]->width,frames[0]->height,arg[0],arg[1]);
break;
case VJ_VIDEO_EFFECT_THRESHOLDSMOOTH:
opacitythreshold_apply(frames[0], frames[1], frames[0]->width,
frames[0]->height, arg[0], arg[1],arg[2]);
opacitythreshold_apply(frames[0], frames[1], arg[0], arg[1], arg[2]);
break;
case VJ_VIDEO_EFFECT_THRESHOLD:
opacityadv_apply(frames[0], frames[1], arg[0], arg[1], arg[2]);