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layer at (0,0) size 800x600
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    RenderBody {BODY} at (8,8) size 784x584
      RenderBlock {P} at (0,0) size 784x20
        RenderText {#text} at (0,0) size 632x19
          text run at (0,0) width 632: "Test video sizing. You should see one bigger image (paused video) and 7 small ones of 1/4 its size."
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        RenderBR {BR} at (320,240) size 0x0
        RenderBlock {DIV} at (160,240) size 320x120
          RenderText {#text} at (0,0) size 0x0
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          RenderText {#text} at (0,0) size 0x0
        RenderText {#text} at (0,0) size 0x0
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  RenderVideo {VIDEO} at (0,0) size 320x240
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  RenderVideo {VIDEO} at (0,240) size 160x120
layer at (168,284) size 160x120
  RenderVideo {VIDEO} at (0,0) size 160x120
layer at (328,284) size 160x120
  RenderVideo {VIDEO} at (160,0) size 160x120
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  RenderVideo {VIDEO} at (0,0) size 160x120
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  RenderVideo {VIDEO} at (160,0) size 160x120
layer at (328,404) size 320x120
  RenderBlock (relative positioned) {DIV} at (320,360) size 320x120
layer at (328,404) size 160x120
  RenderVideo {VIDEO} at (0,0) size 160x120
layer at (488,404) size 160x120
  RenderVideo {VIDEO} at (160,0) size 160x120