Video format

Video: Interstitial (2.6)

An interstitial video has no publisher video content and becomes the primary focus of the viewport. Signal both imp.instl: 1 and video.plcmt: 3.

• plcmt 3 · Interstitial
• instl 1
• Primary viewport focus
• VAST 2/3/4

Request · imp object

{
  "id": "1",
  "instl": 1,
  "secure": 1,
  "bidfloor": 1.1,
  "bidfloorcur": "USD",
  "video": {
    "mimes": ["video/mp4"],
    "minduration": 5,
    "maxduration": 30,
    "protocols": [2, 3, 7],
    "w": 1080,
    "h": 1920,
    "plcmt": 3,
    "linearity": 1,
    "delivery": [1, 2]
  }
}

Response · bid object

{
  "id": "bid-interstitial-1",
  "impid": "1",
  "price": 1.32,
  "adomain": ["advertiser.example"],
  "cid": "campaign-video-4",
  "crid": "creative-video-4",
  "mtype": 2,
  "protocol": 7,
  "dur": 15,
  "w": 1080,
  "h": 1920,
  "nurl": "https://bidder.example/win?price=${AUCTION_PRICE}",
  "burl": "https://bidder.example/bill?price=${AUCTION_PRICE}",
  "adm": "[VAST_XML]"
}

Placement meaning: plcmt: 3 is an updated IAB video signal. It is not the same enumeration as the deprecated placement: 3.