root@debian:/etc# ffmpeg -i /var/www/webcam_yesterday.flv http://192.168.1.39:8090/feed1.ffmffmpeg version 0.7.12, Copyright (c) 2000-2011 the FFmpeg developers
  built on Apr 11 2012 07:30:33 with gcc 4.4.5
  configuration: --enable-libdc1394 --prefix=/usr --extra-cflags='-Wall -g ' --cc='ccache cc' --enable-shared --enable-libmp3lame --enable-gpl --enable-libvorbis --enable-pthreads --enable-libfaac --enable-libxvid --enable-postproc --enable-x11grab --enable-libgsm --enable-libtheora --enable-libopencore-amrnb --enable-libopencore-amrwb --enable-libx264 --enable-libspeex --enable-nonfree --disable-stripping --enable-avfilter --enable-libdirac --disable-decoder=libdirac --enable-libfreetype --enable-libschroedinger --disable-encoder=libschroedinger --enable-version3 --enable-libopenjpeg --enable-libvpx --enable-librtmp --extra-libs=-lgcrypt --disable-altivec --disable-armv5te --disable-armv6 --disable-vis
  libavutil    50. 43. 0 / 50. 43. 0
  libavcodec   52.123. 0 / 52.123. 0
  libavformat  52.111. 0 / 52.111. 0
  libavdevice  52.  5. 0 / 52.  5. 0
  libavfilter   1. 80. 0 /  1. 80. 0
  libswscale    0. 14. 1 /  0. 14. 1
  libpostproc  51.  2. 0 / 51.  2. 0
[flv @ 0x9aa45e0] Estimating duration from bitrate, this may be inaccurate

Seems stream 0 codec frame rate differs from container frame rate: 1000.00 (1000/1) -> 1.00 (1/1)
Input #0, flv, from '/var/www/webcam_yesterday.flv':
  Metadata:
    metadatacreator : Yet Another Metadata Injector for FLV - Version 1.4
    hasKeyframes    : true
    hasVideo        : true
    hasAudio        : false
    hasMetadata     : true
    canSeekToEnd    : false
    duration        : 4620
    datasize        : 30945232
    videosize       : 30926748
    videocodecid    : 2
    width           : 640
    height          : 480
    framerate       : 1
    videodatarate   : 52
    filesize        : 30952700
    lasttimestamp   : 4620
    lastkeyframetimestamp: 4612
    lastkeyframelocation: 30895819
  Duration: 01:17:00.00, start: 0.000000, bitrate: 53 kb/s
    Stream #0.0: Video: flv, yuv420p, 640x480, 53 kb/s, 1 tbr, 1k tbn, 1k tbc
TCP connection to 192.168.1.39:8090 failed: Connection refused
http://192.168.1.39:8090/feed1.ffm: Input/output error