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full range yuv (jpeg) for 420,422, decode videoframe before completing open, scan pixel format, changed clamping were applicable in fx

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git-svn-id: svn://code.dyne.org/veejay/trunk@672 eb8d1916-c9e9-0310-b8de-cf0c9472ead5
This commit is contained in:
Niels Elburg
2006-10-21 00:46:19 +00:00
parent 349931cc52
commit ae616b5448
44 changed files with 415 additions and 630 deletions
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11
veejay-current/libvje/effects/average.c
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@@ -20,7 +20,7 @@
#include "average.h"
#include <stdlib.h>
#include "common.h"
vj_effect *average_init(int w, int h)
{
vj_effect *ve = (vj_effect *) vj_malloc(sizeof(vj_effect));
@@ -52,19 +52,16 @@ void average_apply(VJFrame *frame, int width, int height, int val)
for (i = 0; i < len; i++) {
a = Y[i];
b = ((val-1) * a + a)/val;
if(b < 16) b = 16; else if (b > 240) b = 240;
Y[i] = b;
Y[i] = CLAMP_Y(b);
}
for (i = 0; i < uv_len; i++) {
a = Cb[i];
b = ((val-1) * a + a)/val;
if(b < 16) b = 16; else if (b > 235) b = 235;
Cb[i] = b;
Cb[i] = CLAMP_UV(b);
a = Cr[i];
b = ((val-1) * a + a )/val;
if(b < 16) b = 16; else if (b > 235) b = 235;
Cr[i] = b;
Cr[i] = CLAMP_UV(b);
}
}
void average_free(){}