fix: update default project with internal buffer swap

default/frag1.glsl

@@ -2,8 +2,8 @@
 
 // VIDEO 1
 // -----------
-// IN: 1+3 (RAW IN A)
-// OUT: 5 (IN A)
+// IN: 1 (RAW IN A)
+// OUT: 3 (IN A)
 
 in vec2 vUV;
 out vec4 fragColor;
@@ -14,16 +14,11 @@ uniform sampler2D iTex0;
 uniform sampler2D iTex1;
 uniform sampler2D iTex3;
 uniform int iInputFormat1;
-uniform int iInputSwap1;
 uniform vec2 iInputResolution1;
 
 void main() {
     if (iInputFormat1 == YUYV_FOURCC) {
-        if (iInputSwap1 > 0) {
-            fragColor = yuyvTex(iTex3, vUV, int(iInputResolution1.x));
-        } else {
-            fragColor = yuyvTex(iTex1, vUV, int(iInputResolution1.x));
-        }
+        fragColor = yuyvTex(iTex1, vUV, int(iInputResolution1.x));
     } else {
         fragColor = texture(iTex0, vUV);
     }