layer at (0,0) size 800x600 RenderView at (0,0) size 800x600 layer at (0,0) size 800x600 RenderBlock {HTML} at (0,0) size 800x600 RenderBody {BODY} at (8,8) size 784x584 RenderBlock {P} at (0,0) size 784x18 RenderText {#text} at (0,0) size 329x19 text run at (0,0) width 329: "Test correct colorspace for yuv420, i.e. YU12 video" RenderBlock (anonymous) at (0,34) size 784x159 RenderText {#text} at (0,141) size 4x19 text run at (0,141) width 4: " " RenderBR {BR} at (210,156) size 0x0 layer at (12,42) size 206x156 RenderVideo {VIDEO} at (4,0) size 206x156 [border: (3px solid #FF0000)]