2.2.5.6.2 On Channel Volume Message (ON_CHANNEL_VOLUME)
The ON_CHANNEL_VOLUME message is sent from the server to the client to set channel volume.
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Header (variable) |
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PresentationId (16 bytes) |
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ChannelVolume |
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ChangedChannel |
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Header (variable): The common message header (as specified in section 2.2.1). The InterfaceId field MUST be set to 0x00000000. The Mask field MUST be set to STREAM_ID_PROXY. The FunctionId field MUST be set to ON_CHANNEL_VOLUME (0x00000110).
PresentationId (16 bytes): A 16-byte GUID that identifies the presentation.
ChannelVolume (4 bytes): A 32-bit unsigned integer that indicates the volume of the channel.
ChangedChannel (4 bytes): A 32-bit unsigned integer that identifies the channel whose volume is set.