melt \
	watermark1.png out=9999 \
-track \
	"+title over gfx.txt" fgcolour=0x000000ff \
-track \
	clip1.dv \
-transition \
	composite start=30%,20%:40%x60% \
		in=50 \
		out=199 \
		a_track=0 \
		b_track=1 \
		distort=1 \
-transition \
	composite:0%,75%:100%x20%:0 \
		in=50 \
		out=199 \
		a_track=2 \
		b_track=0 \
		key[24]=0%,75%:100%x20%:100 \
		key[-25]=0%,75%:100%x20%:100 \
		luma=luma1.pgm \
		end=0%,75%:100%x20%:0 \
		distort=1 \
$*
