**這個頁面不需註冊/登入也可以直接編輯的內容喔**
聚會期間會先用 
http://pad.hackingthursday.org
來共筆打字，過一陣子後再整理更新至此頁

fourdollars:

用 gstreamer 來測試多聲道的方式

$ pacmd list-sinks

$ gst-launch filesrc location=/usr/share/example-content/Ubuntu_Free_Culture_Showcase/Josh\ Woodward\ -\ Swansong.ogg ! decodebin2 ! tee name=tee ! pulsesink device="alsa_output.usb-0c76_USB_Headphone_Set-00-Set_1.analog-stereo" tee. ! queue ! pulsesink device="alsa_output.usb-0c76_USB_Headphone_Set-00-Set.analog-stereo"

$ gst-launch filesrc location=/usr/share/example-content/Ubuntu_Free_Culture_Showcase/Josh\ Woodward\ -\ Swansong.ogg ! decodebin2 ! tee name=tee ! pulsesink device="alsa_output.usb-0c76_USB_Headphone_Set-00-Set_1.analog-stereo" tee. ! queue ! pulsesink device="alsa_output.usb-0c76_USB_Headphone_Set-00-Set.analog-stereo" filesrc location=/usr/share/example-content/Ubuntu_Free_Culture_Showcase/How\ fast.ogg ! decodebin2 ! pulsesink device="alsa_output.pci-0000_00_1b.0.analog-stereo"