The following list describes predefined presentation context properties that are maintained by the server.
| Property name |
Description |
| NSS_PRESENT_LIVE |
A Boolean value specifying whether the presentation is live. |
| NSS_PRESENT_BROADCAST |
A Boolean value specifying whether the presentation is being broadcast. |
| NSS_PRESENT_SEEKABLE |
A Boolean value specifying whether the file supports seeking to a specific time or marker. |
| NSS_PRESENT_STRIDABLE |
A Boolean value specifying whether the file supports the fast-forward and rewind modes. |
| NSS_PRESENT_PHYSICAL_NAME |
A String value containing the name of the file that is being streamed. Additional information appended to the file name after a question mark is passed to an authorization plug-in component. |
| NSS_PRESENT_REQUEST_NAME |
A String value containing the name used by the client to request the presentation. |
| NSS_PRESENT_BITRATE |
A Floating Point value indicating the bit rate of the stream. |
| NSS_PRESENT_DURATION_HI |
The high-order 32 bits of a 64-bit integer indicating the duration of the title in milliseconds. |
| NSS_PRESENT_DURATION_LO |
The low-order 32 bits of a 64-bit integer indicating the duration of the title, in milliseconds. |
| NSS_PRESENT_PLAY_RATE |
A Floating Point value indicating the play rate of the presentation. A value of 1 indicates normal speed. Values greater than 1 indicate that the presentation is being fast-forwarded, and negative values indicate that the presentation is being rewound. |
| NSS_PRESENT_START_POS_HI |
The high-order 32 bits of a 64-bit integer indicating the user’s starting position in a title, in seconds. |
| NSS_PRESENT_START_POS_LO |
The low-order 32 bits of a 64-bit integer indicating the user’s starting position in the title. |
| NSS_PRESENT_TOTAL_BYTES_SENT_HI |
The high-order 32 bits of a 64-bit integer indicating the total number of bytes of the presentation that were sent to the client. |
| NSS_PRESENT_TOTAL_BYTES_SENT_LO |
The low-order 32 bits of a 64-bit integer indicating the total number of bytes of the presentation that were sent to the client. |
| NSS_PRESENT_TOTAL_PLAY_TIME_HI |
The high-order 32 bits of a 64-bit integer indicating the total amount of time the presentation was streamed to the client, in milliseconds. |
| NSS_PRESENT_TOTAL_PLAY_TIME_LO |
The low-order 32 bits of a 64-bit integer indicating the total amount of time the presentation was streamed to the client, in milliseconds. |
