- <name>src</name>
- <direction>source</direction>
- <presence>always</presence>
- <details>audio/x-raw-int, endianness=(int)1234, signed=(boolean)true, width=(int){ 8, 16, 32 }, depth=(int)[ 4, 32 ], rate=(int)[ 1, 655350 ], channels=(int)[ 1, 8 ]</details>
- </caps>
- <caps>