Position Currently = number of seconds in whole value will likely change it in future to read 00:00 etc but for now whole number of seconds.
Duration = Number of Seconds
Link = Hyperlink if appropriate (will likely update this so boxes dont appear or are greyed where not needed
Here is the technical API spec found at
http://www.rawvoice.com/services/tools-and-resources/rawvoice-rss-2-0-module-xmlns-namespace-rss2/ We will get this into English terms shortly.
<rawvoice:metamark>
metamark, if present as a sub-item of <item> and <item> includes an <enclosure> item, specifies additional meta information that may complement the enclosure and/or may be used during the playback of the enclosure’s media. It has four attributes type, link, position and duration and may contain a value.
<rawvoice:metamark type=”tag” position=”480″>This is where I discuss how to properly beat eggs</rawvoice:metamark>
<rawvoice:metamark type=”ad” position=”120″ duration=”60″ link=”http://www.example.com/path/to/advertisement.html”>campaign:5634</rawvoice:metamark>
<rawvoice:metamark type=”video” link=”http://www.example.com/path/to/media.mp4″ position=”240″ />
<rawvoice:metamark type=”comment” link=”http://www.example.com/path/to/comment/” position=”360″ duration=”60″>Tom: Loved how you discuss how to make cookies with a toaster oven.</rawvoice:metamark>
If this item is present, the information within the metamark’s attributes and value correspond with the item’s <enclosure> and can be used for and possibly displayed during media playback.
link value should specify URL to the media, web page or image.
type value should specify the type of metamark. e.g. video
position value should specify the position in seconds where the metamark should be handled during playback.
duration value should specify the duration in seconds the metamark should be displayed.
Element attribute type must be one of the following and include the noted attributes and/or values.
video – Attributes link and position must be specified. The link value should be to a valid video in the same format as <enclosure>, e,g,
http://example.com/path/to/video.mp4.
audio – Attributes link and position must be specified. The link value should be to a valid audio in the same format as <enclosure>, e,g,
http://example.com/path/to/video.mp3.
image – Attributes link, position and duration must be specified. The link value should be to a valid image in jpg or png format.
comment – Attributes position and duration must be specified, a value in the form of a textual comment should be present. Attribute link is optional.
tag – Attributes position must be specified, a value in the form of a textual label should be present.
ad – Attributes position and duration must be specified, a value in the form of a unique identifier may be present. Attribute link is optional. Note: the value is intended to be an identifier, it is not intended to be re-displayed.
lowerthird – Attributes link, position and duration must be specified and a value in the form of a URL to a web page is optional. Note: This type is for video enclsoures and intended for the video player to display the image specified in link as the lower third advertisement. The link value should be to a valid image in png format with appropriate transparency set if desired.