[gst-devel] Mpeg ts mux --missing audio
yangsb
yangsb05 at gmail.com
Thu Mar 26 05:20:26 CET 2009
Hi , Santos
I tried your patch , but it seems that things doe not change.
Still , I can not get the audio with crtl + c .
Best regards.
thiagoss wrote:
>
> On Wed, Mar 25, 2009 at 4:33 AM, yangsb <yangsb05 at gmail.com> wrote:
>
>>
>> I found another phenomenon.
>> If I use " Ctrl + c " to break the mux processing before it finished, the
>> ts
>> file I get contains no audio .
>> If I wait until the mux processing finished successfully, the ts file I
>> get
>> does contain audio.
>>
>> So , maybe a little bug of ts muxer.
>>
>
> When you press ctrl + c to stop the processing (I'm assuming you are using
> gst-launch), it immediately stops the pipeline without pushing EOS and the
> resulting file you are muxing can end up in an inconsistent state. A
> patch[1] to add a new option to gst-launch to force EOS when receiving an
> interrupt is alerady at bugzilla. If no one is against it, should be
> applied
> soon.
>
> [1] http://bugzilla.gnome.org/show_bug.cgi?id=575814
>
>
>>
>> yangsb wrote:
>> >
>> > Thanks for you quick reply.
>> > I tried to install a totem player , But failed( My OS is RedHat
>> enterprise
>> > as 4 ).
>> > I used the mpegdemux instead.
>> > My pipeline is like this :
>> >
>> ##########################################################################
>> > gst-launch -v --gst-debug-level=2 \
>> > filesrc location=/home/opensource/out_264_for_6446.ts \
>> > ! mpegtsdemux name=demux demux. ! audio/mpeg ! queue ! filesink
>> > location=test.aac
>> >
>> > gst-launch -v --gst-debug-level=2 \
>> > filesrc location=/home/opensource/out_264_for_6446.ts \
>> > ! mpegtsdemux name=demux demux. ! video/x-h264 ! queue !
>> filesink
>> > location=test.264
>> >
>> #############################################################################
>> > The result is that I can split the video and audio correctly.
>> > So, I believe that the file can be played by gstreamer player.
>> >
>> >
>> >
>> >
>> > Edward Hervey wrote:
>> >>
>> >> Does it work with totem or any other gstreamer player ?
>> >>
>> >>
>> >> On Fri, 2009-03-20 at 03:23 -0700, yangsb wrote:
>> >>> I tried to mux a mpeg2-ts file with h264video and aac audio.
>> >>> I used the mpegtsmux in gst-plugin-bad-0.10.9.
>> >>>
>> >>> My pipeline is this :
>> >>> gst-launch -v --gst-debug-level=$dbg \
>> >>> filesrc location=davincieffect_ntsc.264 \
>> >>> ! h264parse ! mux. \
>> >>> filesrc location=davincieffect.aac ! aacparse ! mux. \
>> >>> mpegtsmux name=mux \
>> >>> ! filesink location=out_264_for_6446.ts
>> >>>
>> >>> When I played the ts file using mplayer,
>> >>> Only video can be seen.
>> >>> Audio is missing.
>> >>>
>> >>> The following is messages from Mplayer:
>> >>>
>> >>>
>> >>> ####################################################################
>> >>> Playing /home/filesys/opt/gst_dm355/out_264_for_6446.ts.
>> >>> TS file format detected.
>> >>> VIDEO H264(pid=64) AUDIO AAC(pid=65) NO SUBS (yet)! PROGRAM N. 1
>> >>> FPS seems to be: 29.970030
>> >>> [VO_SDL] Using driver: x11.
>> >>>
>> ==========================================================================
>> >>> Opening video decoder: [ffmpeg] FFmpeg's libavcodec codec family
>> >>> Selected video codec: [ffh264] vfm: ffmpeg (FFmpeg H.264)
>> >>>
>> ==========================================================================
>> >>>
>> ==========================================================================
>> >>> Opening audio decoder: [faad] AAC (MPEG2/4 Advanced Audio Coding)
>> >>>
>> >>> Too many video packets in the buffer: (1042 in 8399231 bytes).
>> >>> Maybe you are playing a non-interleaved stream/file or the codec
>> failed?
>> >>> For AVI files, try to force non-interleaved mode with the -ni option.
>> >>>
>> >>> FAAD: Failed to initialize the decoder!
>> >>> ADecoder init failed :(
>> >>> ADecoder init failed :(
>> >>> Cannot find codec for audio format 0x4134504D.
>> >>>
>> >>> Read DOCS/HTML/en/codecs.html!
>> >>> Audio: no sound
>> >>> Starting playback...
>> >>> VDec: vo config request - 720 x 480 (preferred colorspace: Planar
>> YV12)
>> >>> VDec: using Planar YV12 as output csp (no 0)
>> >>> Movie-Aspect is 1.50:1 - prescaling to correct movie aspect.
>> >>> VO: [sdl] 720x480 => 720x480 Planar YV12
>> >>>
>> >>> ################################################################
>> >>>
>> >>> Hope to get some advice.
>> >>> Thanks
>> >>> Best regards.
>> >>
>> >>
>> >>
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>> >
>> >
>>
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>>
>>
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>> Apps built with the Adobe(R) Flex(R) framework and Flex Builder(TM) are
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>
>
>
> --
> Thiago Sousa Santos
>
> Embedded Systems and Pervasive Computing Lab (Embedded)
> Center of Electrical Engineering and Informatics (CEEI)
> Federal University of Campina Grande (UFCG)
>
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>
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