Hello, i've a problem, what gets me mad. sorry for my bad english *g* I tried to convert a mpg movie to flv, but i always get an error ####### ffmpeg version 0.4.9-pre1, build 4754, Copyright (c) 2000-2004 Fabrice Bellard configuration: --enable-mp3lame --enable-shared built on May 16 2005 12:53:22, gcc: 3.3.1 (SuSE Linux) Input #0, mpeg, from '/srv/www/web1/html/upload/video1.mpg': Duration: 00:00:36.8, start: 0.114389, bitrate: 651 kb/s Stream #0.0: Audio: mp2, 32000 Hz, stereo, 192 kb/s Stream #0.1: Video: mpeg1video, yuv420p, 176x144, 25.00 fps, 400 kb/s Output #0, flv, to '/srv/www/web1/html/veedeo/site/1.flv': Stream #0.0: Video: flv, yuv420p, 176x144, 25.00 fps, q=2-31, 200 kb/s Stream #0.1: Audio: mp3, 32000 Hz, stereo, 64 kb/s Stream mapping: Stream #0.1 -> #0.0 Stream #0.0 -> #0.1 [flv @ 0x40381a88]removing common factors from framerate Could not write header for output file #0 (incorrect codec parameters ?) ####### i don't know what i should do , i compiled many times ffmpeg with different versions but I doesn't help :( here some more output from the command ffmpeg -formats ###### ffmpeg version 0.4.9-pre1, build 4754, Copyright (c) 2000-2004 Fabrice Bellard configuration: --enable-mp3lame --enable-shared built on May 16 2005 12:53:22, gcc: 3.3.1 (SuSE Linux) File formats: E 3g2 3gp2 format E 3gp 3gp format D 4xm 4X Technologies format D RoQ Id RoQ format DE ac3 raw ac3 DE alaw pcm A law format DE asf asf format E asf_stream asf format DE au SUN AU Format DE audio_device audio grab and output DE avi avi format E crc crc testing format D dts raw dts DE dv DV video format D dv1394 dv1394 A/V grab E dvd MPEG2 PS format (DVD VOB) D ea Electronic Arts Multimedia Format DE ffm ffm format D film_cpk Sega FILM/CPK format D flic FLI/FLC animation format DE flv flv format DE gif GIF Animation DE h261 raw h261 DE h263 raw h263 DE h264 raw H264 video format D idcin Id CIN format DE image image sequence DE image2 image2 sequence DE image2pipe piped image2 sequence DE imagepipe piped image sequence D ipmovie Interplay MVE format DE m4v raw MPEG4 video format D matroska Matroska file format DE mjpeg MJPEG video E mov mov format D mov,mp4,m4a,3gp,3g2 QuickTime/MPEG4 format E mp2 MPEG audio layer 2 DE mp3 MPEG audio layer 3 E mp4 mp4 format DE mpeg MPEG1 System format E mpeg1video MPEG video E mpeg2video MPEG2 video DE mpegts MPEG2 transport stream format D mpegvideo MPEG video E mpjpeg Mime multipart JPEG format DE mulaw pcm mu law format D nsv NullSoft Video format E null null video format DE nut nut format D ogg Ogg E psp psp mp4 format D psxstr Sony Playstation STR format DE rawvideo raw video format D redir Redirector format DE rm rm format E rtp RTP output format D rtsp RTSP input format DE s16be pcm signed 16 bit big endian format DE s16le pcm signed 16 bit little endian format DE s8 pcm signed 8 bit format D sdp SDP D shn raw shn E singlejpeg single JPEG image D sol Sierra SOL Format E svcd MPEG2 PS format (VOB) DE swf Flash format DE u16be pcm unsigned 16 bit big endian format DE u16le pcm unsigned 16 bit little endian format DE u8 pcm unsigned 8 bit format E vcd MPEG1 System format (VCD) D video4linux video grab D vmd Sierra VMD format E vob MPEG2 PS format (VOB) DE wav wav format D wc3movie Wing Commander III movie format D wsaud Westwood Studios audio format D wsvqa Westwood Studios VQA format DE yuv4mpegpipe YUV4MPEG pipe format Image formats (filename extensions, if any, follow): DE gif gif Codecs: D V 4xm D V D 8bps D V D aasc EA ac3 DEA adpcm_4xm DEA adpcm_adx DEA adpcm_ct DEA adpcm_ea DEA adpcm_ima_dk3 DEA adpcm_ima_dk4 DEA adpcm_ima_qt DEA adpcm_ima_smjpeg DEA adpcm_ima_wav DEA adpcm_ima_ws DEA adpcm_ms DEA adpcm_swf DEA adpcm_xa D A alac DEV D asv1 DEV D asv2 D V D camtasia D V D cinepak D V D cljr D V D cyuv DEV D dvvideo DEV D ffv1 DEVSD ffvhuff D A flac D V D flic DEVSD flv DEA g726 DEV D h261 DEVSDT h263 D VSD h263i EV h263p D V DT h264 DEVSD huffyuv D V D idcinvideo D V D indeo2 D V indeo3 D A interplay_dpcm D V D interplayvideo EV ljpeg D V D loco D A mace3 D A mace6 D V D mdec DEV D mjpeg D V D mjpegb DEA mp2 DEA mp3 D A mp3adu D A mp3on4 DEVSDT mpeg1video DEVSDT mpeg2video DEVSDT mpeg4 D VSDT mpegvideo DEVSD msmpeg4 DEVSD msmpeg4v1 DEVSD msmpeg4v2 D V D msrle D V D msvideo1 D V D mszh DEV pam DEV pbm DEA pcm_alaw DEA pcm_mulaw DEA pcm_s16be DEA pcm_s16le DEA pcm_s8 DEA pcm_u16be DEA pcm_u16le DEA pcm_u8 DEV pgm DEV pgmyuv DEV png DEV ppm D V D qdraw D V D qpeg D V D qtrle DEV rawvideo D A real_144 D A real_288 D A roq_dpcm D V D roqvideo D V D rpza DEV D rv10 DEV D rv20 D A shorten D V D smc DEV snow D A sol_dpcm DEA sonic EA sonicls D V D sp5x DEV D svq1 D VSD svq3 D V theora D V D truemotion1 D V D ultimotion D V vc9 D V D vcr1 D A vmdaudio D V D vmdvideo D V vp3 D V D vqavideo D A wmav1 D A wmav2 DEVSD wmv1 DEVSD wmv2 D V wmv3 D V D wnv1 D A ws_snd1 D A xan_dpcm D V D xan_wc3 D V D xl DEV D zlib ####### thanks for any comments Tim