Hello everyone, I'm using ffmpeg with librtmp from rtmpdump project, it's great! I have discovered that rtmpdump can not open some live streams which flvstreamer can open correctly. <code> $ ./rtmpdump -v -r rtmp://fms5.visionip.tv/live/RT_3.flv RTMPDump v2.2e (c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL WARNING: You haven't specified an output file (-o filename), using stdout Connecting ... INFO: Connected... $ </code> <code> $ ./flvstreamer -v -r rtmp://fms5.visionip.tv/live/RT_3.flv | ffmpeg -i - FLVStreamer v2.1c1 (c) 2010 Andrej Stepanchuk, Howard Chu, The Flvstreamer Team; license: GPL Connecting ... FFmpeg version SVN-r23514, Copyright (c) 2000-2010 the FFmpeg developers built on Jun 7 2010 21:11:44 with gcc 4.3.4 configuration: --prefix=/usr --libdir=/usr/lib64 --shlibdir=/usr/lib64 --mandir=/usr/share/man --enable-static --enable-shared --cc=x86_64-pc-linux-gnu-gcc --disable-debug --disable-optimizations --enable-librtmp --enable-libmp3lame --enable-libvorbis --enable-libtheora --enable-libxvid --disable-indev=oss --disable-indev=jack --disable-outdev=oss --enable-x11grab --enable-libopenjpeg --disable-vdpau --disable-vaapi --disable-altivec --cpu=host --enable-gpl --enable-version3 --enable-postproc --enable-avfilter --enable-avfilter-lavf --disable-stripping --enable-hardcoded-tables --disable-doc libavutil 50.18. 0 / 50.18. 0 libavcodec 52.74. 1 / 52.74. 1 libavformat 52.68. 0 / 52.68. 0 libavdevice 52. 2. 0 / 52. 2. 0 libavfilter 1.20. 0 / 1.20. 0 libswscale 0.11. 0 / 0.11. 0 libpostproc 51. 2. 0 / 51. 2. 0 Starting Live Stream Metadata: author copyright description keywords rating title presetname Custom creationdate Fri May 07 10:50:34 2010 videodevice Osprey-450e Video Device 1B framerate 25.00 width 640.00 height 480.00 videocodecid avc1 videodatarate 900.00 avclevel 31.00 avcprofile 66.00 videokeyframe_frequency5.00 audiodevice Osprey-450e Audio Device 1B audiosamplerate 44100.00 audiochannels 2.00 audioinputvolume 75.00 audiocodecid .mp3 audiodatarate 96.00 26.525 kB / 0.66 sec[flv @ 0x63f470]invalid stream 108.335 kB / 2.00 sec[flv @ 0x63f470]Estimating duration from bitrate, this may be inaccurate Input #0, flv, from 'pipe:': Duration: N/A, start: 0.000000, bitrate: 96 kb/s Stream #0.0: Video: h264, yuv420p, 640x480 [PAR 1:1 DAR 4:3], 25 tbr, 1k tbn, 50 tbc Stream #0.1: Audio: mp3, 44100 Hz, 2 channels, s16, 96 kb/s At least one output file must be specified Caught signal: 13, cleaning up, just a second... ERROR: Download: Failed writing, exiting! $ </code> Mikhail.