The source platform of the crawled video.

[Proto definition ![GitHub](https://developers.google.com/site-assets/logo-github.svg)](https://github.com/googleapis/googleapis/blob/master/google/ads/googleads/v26/enums/video_crawl_source_platform.proto)

| Enums ||
|---|---|
| ## `LANDING_PAGE` | Landing page: Videos on advertiser's landing page. |
| ## `SOCIAL` | Organic Social Video: Videos found from social URLs linked in advertiser landing page (Facebook, Instagram, X, LinkedIn, TikTok). |
| ## `UNKNOWN` | Used as a return value only. Represents value unknown in this version. |
| ## `UNSPECIFIED` | Not specified. |
| ## `YOUTUBE` | YouTube Channel Organic Videos: Videos from the advertiser's channel. |