From 2d71bc7b4c46a32cead32a35e6e137d13e8315ea Mon Sep 17 00:00:00 2001
From: Jason Sams <rjsams@android.com>
Date: Fri, 26 Mar 2010 16:06:43 -0700
Subject: Update Script java classes and llvm samples.

Change-Id: I05c8d63fcca095d4fea6abb1ff5736ab9d78a3e6
---
 libs/rs/java/ImageProcessing/res/raw/threshold2.rs | 49 ++++++++++++++++++++++
 1 file changed, 49 insertions(+)
 create mode 100644 libs/rs/java/ImageProcessing/res/raw/threshold2.rs

(limited to 'libs/rs/java/ImageProcessing')

diff --git a/libs/rs/java/ImageProcessing/res/raw/threshold2.rs b/libs/rs/java/ImageProcessing/res/raw/threshold2.rs
new file mode 100644
index 0000000..9f687b5
--- /dev/null
+++ b/libs/rs/java/ImageProcessing/res/raw/threshold2.rs
@@ -0,0 +1,49 @@
+#pragma version(1)
+
+#include "../../../../scriptc/rs_types.rsh"
+#include "../../../../scriptc/rs_math.rsh"
+#include "../../../../scriptc/rs_graphics.rsh"
+
+typedef struct Params_s{
+    int inHeight;
+    int inWidth;
+    int outHeight;
+    int outWidth;
+    float threshold;
+} Params_t;
+
+Params_t * Params;
+rs_color4u * InPixel;
+rs_color4u * OutPixel;
+
+
+int main() {
+    int t = uptimeMillis();
+
+    rs_color4u *in = InPixel;
+    rs_color4u *out = OutPixel;
+
+    int count = Params->inWidth * Params->inHeight;
+    int i;
+    float threshold = Params->threshold * 255.f;
+
+    for (i = 0; i < count; i++) {
+        float luminance = 0.2125f * in->x +
+                          0.7154f * in->y +
+                          0.0721f * in->z;
+        if (luminance > threshold) {
+            *out = *in;
+        } else {
+            *((int *)out) = *((int *)in) & 0xff000000;
+        }
+
+        in++;
+        out++;
+    }
+
+    t= uptimeMillis() - t;
+    debugI32("Filter time", t);
+
+    sendToClient(&count, 1, 4, 0);
+    return 0;
+}
-- 
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