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video-converter: remove check for below zero for unsigned int

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CLAMP checks both if value is '< 0' and '> max'. Value will never be a negative
number since it in an unsigned integer. Removing that check and only checking
if it is bigger than max and setting it appropriately.

CID #1271606
This commit is contained in:
Luis de Bethencourt 2015-02-26 14:47:28 +00:00
parent 7813315a4c
commit 7175417f7e
1 changed files with 7 additions and 7 deletions
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14
gst-libs/gst/video/video-converter.c
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@ -1508,7 +1508,7 @@ static void
convert_set_alpha_u8 (GstVideoConverter * convert, gpointer pixels, gint width)
{
guint8 *p = pixels;
guint8 alpha = CLAMP (convert->alpha_value, 0, 255);
guint8 alpha = MIN (convert->alpha_value, 255);
int i;
for (i = 0; i < width; i++)
@ -1522,7 +1522,7 @@ convert_set_alpha_u16 (GstVideoConverter * convert, gpointer pixels, gint width)
guint16 alpha;
int i;
alpha = CLAMP (convert->alpha_value, 0, 255);
alpha = MIN (convert->alpha_value, 255);
alpha |= alpha << 8;
for (i = 0; i < width; i++)
@ -2773,7 +2773,7 @@ convert_I420_AYUV (GstVideoConverter * convert, const GstVideoFrame * src,
gint width = convert->in_width;
gint height = convert->in_height;
gboolean interlaced = GST_VIDEO_FRAME_IS_INTERLACED (src);
guint8 alpha = CLAMP (convert->alpha_value, 0, 255);
guint8 alpha = MIN (convert->alpha_value, 255);
gint l1, l2;
for (i = 0; i < GST_ROUND_DOWN_2 (height); i += 2) {
@ -2830,7 +2830,7 @@ convert_YUY2_AYUV (GstVideoConverter * convert, const GstVideoFrame * src,
gint width = convert->in_width;
gint height = convert->in_height;
guint8 *s, *d;
guint8 alpha = CLAMP (convert->alpha_value, 0, 255);
guint8 alpha = MIN (convert->alpha_value, 255);
s = FRAME_GET_LINE (src, convert->in_y);
s += (GST_ROUND_UP_2 (convert->in_x) * 2);
@ -2930,7 +2930,7 @@ convert_UYVY_AYUV (GstVideoConverter * convert, const GstVideoFrame * src,
gint width = convert->in_width;
gint height = convert->in_height;
guint8 *s, *d;
guint8 alpha = CLAMP (convert->alpha_value, 0, 255);
guint8 alpha = MIN (convert->alpha_value, 255);
s = FRAME_GET_LINE (src, convert->in_y);
s += (GST_ROUND_UP_2 (convert->in_x) * 2);
@ -3207,7 +3207,7 @@ convert_Y42B_AYUV (GstVideoConverter * convert, const GstVideoFrame * src,
gint width = convert->in_width;
gint height = convert->in_height;
guint8 *sy, *su, *sv, *d;
guint8 alpha = CLAMP (convert->alpha_value, 0, 255);
guint8 alpha = MIN (convert->alpha_value, 255);
sy = FRAME_GET_Y_LINE (src, convert->in_y);
sy += convert->in_x;
@ -3290,7 +3290,7 @@ convert_Y444_AYUV (GstVideoConverter * convert, const GstVideoFrame * src,
gint width = convert->in_width;
gint height = convert->in_height;
guint8 *sy, *su, *sv, *d;
guint8 alpha = CLAMP (convert->alpha_value, 0, 255);
guint8 alpha = MIN (convert->alpha_value, 255);
sy = FRAME_GET_Y_LINE (src, convert->in_y);
sy += convert->in_x;