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gaudieffects: use CLAMP in chromium

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No need to have a gate_int () function duplicating the already existing and
established CLAMP () function.
This commit is contained in:
Luis de Bethencourt 2012-05-17 09:44:29 +01:00
parent 7f72b99426
commit cb3d1794f8
1 changed files with 6 additions and 19 deletions
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25
gst/gaudieffects/gstchromium.c
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@ -107,7 +107,6 @@ gint cosTableMask = 1023;
gint cosTable[2 * 512];
static gint gate_int (gint value, gint min, gint max);
void setup_cos_table (void);
static gint cos_from_table (int angle);
static inline int abs_int (int val);
@ -327,19 +326,6 @@ abs_int (int val)
}
}
/* Keep the values inbounds. */
static gint
gate_int (gint value, gint min, gint max)
{
if (value < min) {
return min;
} else if (value > max) {
return max;
} else {
return value;
}
}
/* Cosine from Table. */
static gint
cos_from_table (int angle)
@ -353,8 +339,8 @@ static void
transform (guint32 * src, guint32 * dest, gint video_area,
gint edge_a, gint edge_b)
{
guint32 in, red, green, blue;
gint x;
guint32 in;
gint x, red, green, blue;
for (x = 0; x < video_area; x++) {
in = *src++;
@ -368,9 +354,10 @@ transform (guint32 * src, guint32 * dest, gint video_area,
(green + edge_a) + ((green * edge_b) / 2)));
blue = abs_int (cos_from_table ((blue + edge_a) + ((blue * edge_b) / 2)));
red = gate_int (red, 0, 255);
green = gate_int (green, 0, 255);
blue = gate_int (blue, 0, 255);
red = CLAMP (red, 0, 255);
green = CLAMP (green, 0, 255);
blue = CLAMP (blue, 0, 255);
*dest++ = (red << 16) | (green << 8) | blue;
}