ffmpeg -list_devices true -f dshow -i dummy
[dshow @ 033bd280] DirectShow video devices (some may be both video and audio devices)
[dshow @ 033bd280] “Integrated Camera”
[dshow @ 033bd280] Alternative name “@device_pnp_\?\usb#vid_04f2&pid_b6d9&mi_00#6&850bcba&1&0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\global”
[dshow @ 033bd280] “screen-capture-recorder”
[dshow @ 033bd280] Alternative name “@device_sw_{860BB310-5D01-11D0-BD3B-00A0C911CE86}{4EA6930A-2C8A-4AE6-A561-56E4B5044439}”
[dshow @ 033bd280] DirectShow audio devices
[dshow @ 033bd280] “楹﹀厠椋?(Realtek® Audio)”
[dshow @ 033bd280] Alternative name “@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\wave_{2290534C-E8B7-4A5D-93CC-94AF1DA12D4D}”
[dshow @ 033bd280] “virtual-audio-capturer”
[dshow @ 033bd280] Alternative name “@device_sw_{33D9A762-90C8-11D0-BD43-00A0C911CE86}{8E14549B-DB61-4309-AFA1-3578E927E935}”
查看视频录制的可选参数