[vlc-devel] Encode ffmpeg Codec h264

[Kaarlo Räihä]

2011/3/31 cherqui nawfal <nawfalcherqui at gmail.com>

>  hello every one,
>  i have problems when i want to encode using ffmpeg and putting as codec
> h264.
>   when i use x264 :
>   cvlc -v --ts-es-id-pid  --program=258 dvb:// --dvb-adapter=0
> --dvb-frequency=578000000 --dvb-bandwidth=8MHz --dvb-guard=default --sout
> '#transcode{vcodec=h264,venc=x264,vb=1024}:standard{access=udp,mux=ts,dst=
> 239.255.12.1:5000},select="program=258"}'
>
>
> every thing is working fine but my processor is 200%
>

You have to either resize the video or use easier x264 settings (bframes,
level etc.).


>  when i use ffmpeg with the codec h264 here what i got
>
>
>
>    1.  cvlc -v --ts-es-id-pid  --program=258 dvb:// --dvb-adapter=0
>    --dvb-frequency=578000000 --dvb-bandwidth=8MHz --dvb-guard=default --sout
>    '#transcode{vcodec=h264,venc=ffmpeg,vb=1024}:standard{access=udp,mux=ts,dst=
>    239.255.12.1:5000},select="program=258"}'
>    2.
>    3.  VLC media player 1.1.4 The Luggage (revision exported)
>    4.  Blocked: call to unsetenv("DBUS_ACTIVATION_ADDRESS")
>    5.  Blocked: call to unsetenv("DBUS_ACTIVATION_BUS_TYPE")
>    6.  [0x9d2d1fc] dummy interface: using the dummy interface module...
>    7.  [0x9d211f4] dvb access warning: CAMInit: opening CAM device failed
>    (No such file or directory)
>    8.  libdvbpsi error (PSI decoder): TS discontinuity (received 6,
>    expected 0) for PID 0
>    9.  libdvbpsi error (PSI decoder): TS discontinuity (received 7,
>    expected 0) for PID 18
>    10.  libdvbpsi error (PSI decoder): TS discontinuity (received 5,
>    expected 0) for PID 17
>    11.  libdvbpsi error (PSI decoder): TS discontinuity (received 7,
>    expected 0) for PID 400
>    12.  [0x9d211f4] dvb access warning: unimplemented query in control
>    13.  libdvbpsi error (PSI decoder): TS discontinuity (received 8,
>    expected 0) for PID 404
>    14.  [0x9d26e8c] ts demux warning: first packet for pid=164 cc=0xd
>    15.  [0x9d26e8c] ts demux warning: first packet for pid=44 cc=0x8
>    16.  [0x9d26e8c] ts demux warning: first packet for pid=96 cc=0xa
>    17.  [0x9d26e8c] ts demux warning: first packet for pid=97 cc=0x4
>    18.  broken ffmpeg default settings detected
>    19.  use an encoding preset (vpre)
>    20.  [0xb730846c] avcodec encoder error: cannot open encoder
>    21.  [0xb730846c] main encoder error: Streaming / Transcoding failed
>    22.  [0xb730846c] main encoder error: VLC could not open the encoder.
>    23.  [0x9d235fc] stream_out_transcode stream out error: cannot find
>    video encoder (module:ffmpeg fourcc:h264)
>
>
Did you build ffmpeg by yourself?


>
>    1.  [0x9d235fc] stream_out_transcode stream out error: cannot create
>    video chain
>    2.  [0x9d6bc34] main decoder error: cannot create packetizer output
>    (mpgv)
>    3.  ^C[0x9bf9834] signals interface error: Caught Interrupt signal,
>    exiting...
>    4.  [0x9d225a4] main mux warning: no more input streams for this mux
>
>
>    but when i use as a codec mp4v the result is just erfect and the proc
>    is in 40% .The only problem in this is that my netbox can not decod this
>    format.
>
>    Any Help pleaze
>
> --
> Nawfal
>
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