The hl parameter instructs the API to retrieve localized resource
metadata for a specific[application language that the YouTube website
supports. The parameter value must be a language code included in the list
returned by the i18nLanguages.list method.
The id parameter specifies a comma-separated list of the YouTube
video ID(s) for the resource(s) that are being retrieved. In a video
resource, the id property specifies the video's ID.
The maxHeight parameter specifies the maximum height of the embedded
player returned in the player.embedHtml property. You can use this
parameter to specify that instead of the default dimensions, the embed
code should use a height appropriate for your application layout. If the
maxWidth parameter is also provided, the player may be shorter than the
maxHeight in order to not violate the maximum width. Acceptable values
are 72 to 8192, inclusive.
The maxResults parameter specifies the maximum number of items that
should be returned in the result set. Acceptable values are 0 to 50,
inclusive. The default value is 5.
The maxWidth parameter specifies the maximum width of the embedded
player returned in the player.embedHtml property. You can use this
parameter to specify that instead of the default dimensions, the embed
code should use a width appropriate for your application layout.
The pageToken parameter identifies a specific page in the result set
that should be returned. In an API response, the nextPageToken and
prevPageToken properties identify other pages that could be retrieved.
The regionCode parameter instructs the API to return search results for
videos that can be viewed in the specified country. The parameter value is
an ISO 3166-1 alpha-2 country code.
