最简单的基于FFMPEG的AVDevice的例子 1.2

[dshow @ 02fbc7e0] DirectShow video devices (some may be both video and audio devices) [dshow @ 02fbc7e0] "e2eSoft VCam" [dshow @ 02fbc7e0] Alternative name "@device_pnp_\\?\root#media#0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\global" [dshow @ 02fbc7e0] "Integrated Camera" [dshow @ 02fbc7e0] Alternative name "@device_pnp_\\?\usb#vid_04f2&pid_b221&mi_00#7&3343a5b1&0&0000#{65e8773d-8f56-11d0-a3b9-00a0c9223196}\global" [dshow @ 02fbc7e0] "screen-capture-recorder" [dshow @ 02fbc7e0] Alternative name "@device_sw_{860BB310-5D01-11D0-BD3B-00A0C911CE86}\{4EA6930A-2C8A-4AE6-A561-56E4B5044439}" [dshow @ 02fbc7e0] DirectShow audio devices [dshow @ 02fbc7e0] "内装麦克风 (Conexant 20672 SmartAudi" [dshow @ 02fbc7e0] Alternative name "@device_cm_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\内装麦克风 (Conexant 20672 SmartAudi" [dshow @ 02fbc7e0] "virtual-audio-capturer" [dshow @ 02fbc7e0] Alternative name "@device_sw_{33D9A762-90C8-11D0-BD43-00A0C911CE86}\{8E14549B-DB61-4309-AFA1-3578E927E935}" [dshow @ 02fbc7e0] DirectShow video device options (from video devices) [dshow @ 02fbc7e0] Pin "捕获" (alternative pin name "0") [dshow @ 02fbc7e0] pixel_format=bgr24 min s=640x480 fps=15 max s=640x480 fps=30 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=640x360 fps=15 max s=640x360 fps=30 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=352x288 fps=15 max s=352x288 fps=30 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=320x240 fps=15 max s=320x240 fps=30 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=800x448 fps=1 max s=800x448 fps=15 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=960x544 fps=1 max s=960x544 fps=10 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=1280x720 fps=1 max s=1280x720 fps=10 [dshow @ 02fbc7e0] pixel_format=bgr24 min s=424x240 fps=15 max s=424x240 fps=30 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=640x480 fps=15 max s=640x480 fps=30 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=640x360 fps=15 max s=640x360 fps=30 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=352x288 fps=15 max s=352x288 fps=30 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=320x240 fps=15 max s=320x240 fps=30 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=800x448 fps=1 max s=800x448 fps=15 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=960x544 fps=1 max s=960x544 fps=10 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=1280x720 fps=1 max s=1280x720 fps=10 [dshow @ 02fbc7e0] pixel_format=yuyv422 min s=424x240 fps=15 max s=424x240 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=640x480 fps=15 max s=640x480 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=640x360 fps=15 max s=640x360 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=352x288 fps=15 max s=352x288 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=320x240 fps=15 max s=320x240 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=800x448 fps=15 max s=800x448 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=960x544 fps=15 max s=960x544 fps=30 [dshow @ 02fbc7e0] vcodec=mjpeg min s=1280x720 fps=15 max s=1280x720 fps=30 [vfwcap @ 02fbc7e0] Driver 0 [vfwcap @ 02fbc7e0] Microsoft WDM Image Capture (Win32) [vfwcap @ 02fbc7e0] Version: 6.1.7601.17514 [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 90% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped! [vfwcap @ 01faf9e0] real-time buffer 121% full! frame dropped!