[x265] [PATCH]Add: Auto AQ Mode

[chen]

At 2020-02-27 16:59:18, "Niranjan Bala" <niranjan at multicorewareinc.com> wrote:

+double computeBrightnessIntensity(pixel *inPlane, int width, int height, intptr_t stride)
+{
+    pixel* rowStart = inPlane;
restrict with const prefix may better.

+    double count = 0;
why declare as Double?

+
+    for (int i = 0; i < height; i++)
+    {
+        for (int j = 0; j < width; j++)
+        {
+            if (rowStart[j] > BRIGHTNESS_THRESHOLD)
+                count++;
+        }
+        rowStart += stride;
+    }
+
+    /* Returns the brightness percentage of the input plane */
+    return (count / (width * height)) * 100;
+}
+
+double computeEdgeIntensity(pixel *inPlane, int width, int height, intptr_t stride)
+{
+    pixel* rowStart = inPlane;
+    double count = 0;
+
+    for (int i = 0; i < height; i++)
+    {
+        for (int j = 0; j < width; j++)
+        {
+            if (rowStart[j] > 0)
+                count++;
+        }
+        rowStart += stride;
+    }
+
+    /* Returns the edge percentage of the input plane */
+    return (count / (width * height)) * 100;
100 is integer, multiplication with Double.


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