Stream Descriptor Attributes
Common Stream Descriptor Attributes
The following attributes apply to stream descriptors.
| Attribute | Description |
|---|---|
| MF_SD_LANGUAGE | Specifies the language for a stream. |
| MF_SD_MUTUALLY_EXCLUSIVE | Specifies whether a stream is mutually exclusive with other streams of the same type. |
| MF_SD_PROTECTED | Specifies whether a stream contains protected content. |
| MF_SD_STREAM_NAME | Contains the name of a stream. |
ASF-Specific Stream Descriptor Attributes
The following attributes apply to stream descriptors for Advanced Systems Format (ASF) files.
| Attribute | Description |
|---|---|
| MF_SD_ASF_EXTSTRMPROP_AVG_BUFFERSIZE | Specifies the average buffer size needed for a stream in an ASF file, in bytes. |
| MF_SD_ASF_EXTSTRMPROP_AVG_DATA_BITRATE | Specifies the average data bit rate of a stream in an ASF file, in bits per second. |
| MF_SD_ASF_EXTSTRMPROP_LANGUAGE_ID_INDEX | Specifies the language used by a stream in an ASF file. |
| MF_SD_ASF_EXTSTRMPROP_MAX_BUFFERSIZE | Specifies the maximum buffer size needed for a stream in an ASF file, in bytes. |
| MF_SD_ASF_EXTSTRMPROP_MAX_DATA_BITRATE | Specifies the maximum data bit rate of a stream in an ASF file, in bits per second |
| MF_SD_ASF_METADATA_DEVICE_CONFORMANCE_TEMPLATE | Specifies the device conformance template for a stream in an ASF file, in bits per second. |
| MF_SD_ASF_STREAMBITRATES_BITRATE | Specifies the average bit rate of a stream in an ASF file, in bits per second. |
SAMI Media Source Stream Descriptor Attributes
The following attribute applies to the stream descriptor for the SAMI media source.
| Attribute | Description |
|---|---|
| MF_SD_SAMI_LANGUAGE | Contains the Synchronized Accessible Media Interchange (SAMI) language name that is defined for the stream. |
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