当我尝试使用 avconv 从我的 D-Link DSC-932L Cam 获取流时，我一直收到错误。
根据帧速率等，该过程将在一分钟内终止。
这是字符串和常见错误。
danker@BBHUSRA ~ $ avconv -f mjpeg -v verbose -i "URL"/mjpeg.cgi -fflags discardcorrupt -y /var/www/clips/IPCam.avi
avconv version 0.8.5-6:0.8.5-0ubuntu0.12.10.1, Copyright (c) 2000-2012 the Libav developers
built on Jan 24 2013 14:52:53 with gcc 4.7.2
configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu --enable-shared --disable-static
avutil configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
avcodec configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
avformat configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
avdevice configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
avfilter configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
swscale configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
postproc configuration: --arch=i386 --enable-pthreads --enable-runtime-cpudetect --extra-version='6:0.8.5-0ubuntu0.12.10.1' --libdir=/usr/lib/i386-linux-gnu --prefix=/usr --enable-bzlib --enable-libdc1394 --enable-libfreetype --enable-gnutls --enable-libgsm --enable-libpulse --enable-libschroedinger --enable-libspeex --enable-libtheora --enable-vaapi --enable-vdpau --enable-libvorbis --enable-libvpx --enable-zlib --enable-gpl --enable-postproc --enable-swscale --enable-libcdio --enable-x11grab --shlibdir=/usr/lib/i386-linux-gnu/i686/cmov --cpu=i686 --enable-shared --disable-static
libavutil 51. 22. 1 / 51. 22. 1
libavcodec 53. 35. 0 / 53. 35. 0
libavformat 53. 21. 1 / 53. 21. 1
libavdevice 53. 2. 0 / 53. 2. 0
libavfilter 2. 15. 0 / 2. 15. 0
libswscale 2. 1. 0 / 2. 1. 0
libpostproc 52. 0. 0 / 52. 0. 0
[mjpeg @ 0x9142ae0] max_analyze_duration reached
[mjpeg @ 0x9142ae0] Estimating duration from bitrate, this may be inaccurate
Input #0, mjpeg, from '"URL"/mjpeg.cgi':
Duration: N/A, bitrate: N/A
Stream #0.0: Video: mjpeg, yuvj422p, 320x240, 25 fps, 25 tbr, 1200k tbn, 1200k tbc
Incompatible pixel format 'yuvj422p' for codec 'mpeg4', auto-selecting format 'yuv420p'
[buffer @ 0x9151aa0] w:320 h:240 pixfmt:yuvj422p
[avsink @ 0x928c260] auto-inserting filter 'auto-inserted scaler 0' between the filter 'src' and the filter 'out'
[scale @ 0x9154dc0] w:320 h:240 fmt:yuvj422p -> w:320 h:240 fmt:yuv420p flags:0x4
Output #0, avi, to '/var/www/clips/IPCam.avi':
Metadata:
ISFT : Lavf53.21.1
Stream #0.0: Video: mpeg4, yuv420p, 320x240, q=2-31, 200 kb/s, 25 tbn, 25 tbc
Stream mapping:
Stream #0:0 -> #0:0 (mjpeg -> mpeg4)
Press ctrl-c to stop encoding
error count: 64= 26 q=6.7 size= 1589kB time=47.36 bitrate= 274.9kbits/s
[mjpeg @ 0x914e5e0] error y=8 x=1
frame= 1188 fps= 26 q=6.2 Lsize= 1608kB time=47.52 bitrate= 277.2kbits/s
video:1574kB audio:0kB global headers:0kB muxing overhead 2.156245%
有任何想法吗？