blob: d28e40517af2ae2731d8413f0605e6dd7d0fcd16 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
|
package com.android.gallery3d.filtershow.filters;
import com.android.gallery3d.R;
public class ImageFilterSharpen extends ImageFilterRS {
private static final String LOGTAG = "ImageFilterSharpen";
private ScriptC_convolve3x3 mScript;
public ImageFilterSharpen() {
mName = "Sharpen";
}
@Override
public void createFilter(android.content.res.Resources res, float scaleFactor,
boolean highQuality) {
int w = mInPixelsAllocation.getType().getX();
int h = mInPixelsAllocation.getType().getY();
float p1 = mParameter * scaleFactor;
float value = p1 / 100.0f;
float f[] = new float[9];
float p = value;
f[0] = -p;
f[1] = -p;
f[2] = -p;
f[3] = -p;
f[4] = 8 * p + 1;
f[5] = -p;
f[6] = -p;
f[7] = -p;
f[8] = -p;
if (mScript == null) {
mScript = new ScriptC_convolve3x3(getRenderScriptContext(), res, R.raw.convolve3x3);
}
mScript.set_gCoeffs(f);
mScript.set_gWidth(w);
mScript.set_gHeight(h);
}
@Override
public void runFilter() {
mScript.set_gIn(mInPixelsAllocation);
mScript.bind_gPixels(mInPixelsAllocation);
mScript.forEach_root(mInPixelsAllocation, mOutPixelsAllocation);
}
}
|