diff --git a/veejay-current/veejay-server/libvje/effects/alphaselect.c b/veejay-current/veejay-server/libvje/effects/alphaselect.c
index edc2cb9a..06f3e25b 100644
--- a/veejay-current/veejay-server/libvje/effects/alphaselect.c
+++ b/veejay-current/veejay-server/libvje/effects/alphaselect.c
@@ -78,7 +78,7 @@ void alphaselect_apply( VJFrame *frame, int i_angle, int r, int g, int b, int sw
     uint8_t *fg_cb, *fg_cr;
     int accept_angle_tg;
     int cb, cr;
-    float kg1, tmp, aa = 255.0f, bb = 255.0f, _y = 0;
+    float kg1, tmp, aa = 255.0f, bb = 255.0f;
     float angle = (float) i_angle / 100.0f;
     unsigned int pos;
     uint8_t val;
@@ -90,7 +90,6 @@ void alphaselect_apply( VJFrame *frame, int i_angle, int r, int g, int b, int sw
 	int iy=0,iu=128,iv=128;
 	
 	_rgb2yuv(r,g,b,iy,iu,iv);
-	_y = (float) iy;
 	aa = (float) iu;
 	bb = (float) iv;
 
diff --git a/veejay-current/veejay-server/libvje/effects/bwselect.c b/veejay-current/veejay-server/libvje/effects/bwselect.c
index 193543d8..7567169e 100644
--- a/veejay-current/veejay-server/libvje/effects/bwselect.c
+++ b/veejay-current/veejay-server/libvje/effects/bwselect.c
@@ -80,7 +80,6 @@ void bwselect_apply(VJFrame *frame, int min_threshold, int max_threshold, int ga
 {
 	int r,c;
 	const unsigned int width = frame->width;
-	const unsigned int height = frame->height;
 	const unsigned int len = frame->len;
 	uint8_t *Y = frame->data[0];
 	uint8_t *Cb = frame->data[1];
diff --git a/veejay-current/veejay-server/libvje/effects/distort.c b/veejay-current/veejay-server/libvje/effects/distort.c
index f615b899..5634fa86 100644
--- a/veejay-current/veejay-server/libvje/effects/distort.c
+++ b/veejay-current/veejay-server/libvje/effects/distort.c
@@ -141,7 +141,7 @@ void distortion_free()
 void distortion_apply(VJFrame *frame, int inc_val1, int inc_val2, int inc_val3, int inc_val4, int inc_val5, int inc_val6 )
 {
 
-    int x, y, i, j,yi;
+    int x, i, j;
     int tpos1 = 0, tpos2 = 0, tpos3 = 0, tpos4 = 0;
     const int z = 511;
  	uint8_t *Y = frame->data[0];
diff --git a/veejay-current/veejay-server/libvje/effects/greyselect.c b/veejay-current/veejay-server/libvje/effects/greyselect.c
index 9c3bca20..e7b439b2 100644
--- a/veejay-current/veejay-server/libvje/effects/greyselect.c
+++ b/veejay-current/veejay-server/libvje/effects/greyselect.c
@@ -67,7 +67,7 @@ void greyselect_apply( VJFrame *frame, int i_angle, int r, int g, int b, int swa
     uint8_t *fg_cb, *fg_cr;
     int accept_angle_tg;
 	int cb, cr;
-    float kg1, tmp, aa = 255.0f, bb = 255.0f, _y = 0;
+    float kg1, tmp, aa = 255.0f, bb = 255.0f;
     float angle = (float) i_angle / 100.0f;
     unsigned int pos;
     uint8_t val;
@@ -75,7 +75,6 @@ void greyselect_apply( VJFrame *frame, int i_angle, int r, int g, int b, int swa
 	uint8_t *Cr = frame->data[2];
 	int iy=0,iu=128,iv=128;
 	_rgb2yuv(r,g,b,iy,iu,iv);
-	_y = (float) iy;
 	aa = (float) iu;
 	bb = (float) iv;
 
diff --git a/veejay-current/veejay-server/libvje/effects/isolate.c b/veejay-current/veejay-server/libvje/effects/isolate.c
index 12d92b2d..e5012e67 100644
--- a/veejay-current/veejay-server/libvje/effects/isolate.c
+++ b/veejay-current/veejay-server/libvje/effects/isolate.c
@@ -67,7 +67,7 @@ void isolate_apply( VJFrame *frame, int i_angle, int r, int g, int b, int opacit
 	uint8_t *fg_cb, *fg_cr;
     int accept_angle_tg;
     int cb, cr;
-    float kg1, tmp, aa = 255, bb = 255, _y = 0;
+    float kg1, tmp, aa = 255, bb = 255;
     float angle = (float) i_angle / 100.0f;
     unsigned int pos;
     uint8_t val;
@@ -76,7 +76,6 @@ void isolate_apply( VJFrame *frame, int i_angle, int r, int g, int b, int opacit
 	uint8_t *Cr = frame->data[2];
 	int iy=0,iu=0,iv=0;
 	_rgb2yuv(r,g,b,iy,iu,iv);
-	_y = (float) iy;
 	aa = (float) iu;
 	bb = (float) iv;
     tmp = sqrt(((aa * aa) + (bb * bb)));
diff --git a/veejay-current/veejay-server/libvje/transitions/transcarot.c b/veejay-current/veejay-server/libvje/transitions/transcarot.c
index 6725d7c4..3fddac2c 100644
--- a/veejay-current/veejay-server/libvje/transitions/transcarot.c
+++ b/veejay-current/veejay-server/libvje/transitions/transcarot.c
@@ -147,7 +147,6 @@ static void transcarot2_apply( VJFrame *frame, VJFrame *frame2, int point_size,
 	int i;
 	unsigned int op0, op1;
 	const unsigned int width = frame->width;
-	const unsigned int height = frame->height;
 	unsigned int len = frame->len;
 	unsigned int uv_width = frame->uv_width;
 	int uv_dy, uv_dye, uv_row_start, uv_row_length;