[FFmpeg-user] ffserver Unknown VideoCodec: libx264

Ajay Parashar Ajay.Parashar at rsystems.com
Fri Sep 12 14:24:45 CEST 2014


Hi,

I need to provide  a suitable output format for 'udp://226.0.0.1:1234.
now i removed MOV as it does not support seeking and start using mp4 but it says
"muxer does not support non seekable output"


What output format should i provide for sending h264 codec file?
please find logs as below
*********************************************************************************************
ffmpeg -i media_files/Cars2_Video_Only.mp4 -f mp4 udp://226.0.0.1:1234
ffmpeg version 2.3.3 Copyright (c) 2000-2014 the FFmpeg developers
  built on Sep 12 2014 12:21:59 with gcc 4.8.3 (GCC) 20140624 (Red Hat 4.8.3-1)
  configuration: --enable-debug --enable-gpl --enable-libx264
  libavutil      52. 92.100 / 52. 92.100
  libavcodec     55. 69.100 / 55. 69.100
  libavformat    55. 48.100 / 55. 48.100
  libavdevice    55. 13.102 / 55. 13.102
  libavfilter     4. 11.100 /  4. 11.100
  libswscale      2.  6.100 /  2.  6.100
  libswresample   0. 19.100 /  0. 19.100
  libpostproc    52.  3.100 / 52.  3.100
[h264 @ 0x36685c0] A non-intra slice in an IDR NAL unit.
[h264 @ 0x36685c0] decode_slice_header error
Input #0, mov,mp4,m4a,3gp,3g2,mj2, from 'media_files/Cars2_Video_Only.mp4':
  Metadata:
    major_brand     : isom
    minor_version   : 0
    compatible_brands: mp41avc1qt
    creation_time   : 2014-09-12 07:07:47
    encoder         : vlc 2.1.3 stream output
    encoder-eng     : vlc 2.1.3 stream output
  Duration: 00:01:26.25, start: 0.000000, bitrate: 388 kb/s
    Stream #0:0(eng): Video: h264 (High) (avc1 / 0x31637661), yuv420p, 576x240 [SAR 1:1 DAR 12:5], 386 kb/s, 24 fps, 24 tbr, 1000k tbn, 48 tbc (default)
    Metadata:
      creation_time   : 2014-09-12 07:07:47
      handler_name    : VideoHandler
[libx264 @ 0x366d340] using SAR=1/1
[libx264 @ 0x366d340] using cpu capabilities: MMX2 SSE2 SSE3 Cache64
[libx264 @ 0x366d340] profile High, level 2.1
[libx264 @ 0x366d340] 264 - core 138 r2363 c628e3b - H.264/MPEG-4 AVC codec - Copyleft 2003-2013 - http://www.videolan.org/x264.html - options: cabac=1 ref=3 deblock=1:0:0 analyse=0x3:0x113 me=hex subme=7 psy=1 psy_rd=1.00:0.00 mixed_ref=1 me_range=16 chroma_me=1 trellis=1 8x8dct=1 cqm=0 deadzone=21,11 fast_pskip=1 chroma_qp_offset=-2 threads=3 lookahead_threads=1 sliced_threads=0 nr=0 decimate=1 interlaced=0 bluray_compat=0 constrained_intra=0 bframes=3 b_pyramid=2 b_adapt=1 b_bias=0 direct=1 weightb=1 open_gop=0 weightp=2 keyint=250 keyint_min=24 scenecut=40 intra_refresh=0 rc_lookahead=40 rc=crf mbtree=1 crf=23.0 qcomp=0.60 qpmin=0 qpmax=69 qpstep=4 ip_ratio=1.40 aq=1:1.00
[mp4 @ 0x3669900] muxer does not support non seekable output
Output #0, mp4, to 'udp://226.0.0.1:1234':
  Metadata:
    major_brand     : isom
    minor_version   : 0
    compatible_brands: mp41avc1qt
    encoder         : Lavf55.48.100
    Stream #0:0(eng): Video: h264 (libx264) ([33][0][0][0] / 0x0021), yuv420p, 576x240 [SAR 1:1 DAR 12:5], q=-1--1, 24 fps, 24 tbn, 24 tbc (default)
    Metadata:
      creation_time   : 2014-09-12 07:07:47
      handler_name    : VideoHandler
      encoder         : Lavc55.69.100 libx264
Stream mapping:
  Stream #0:0 -> #0:0 (h264 (native) -> h264 (libx264))
Could not write header for output file #0 (incorrect codec parameters ?): Invalid argument



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