AAC Conversion

Andreas Schuler krater at badterrorist.com
Fri Feb 6 01:30:02 PST 2015


You could be right. Here is the output:

http://pastebin.com/wgSeurfa

> Could you increase the debug level of aacparse and provide the output? I
> believe that aacparse can't convert between all of the stream formats, so
> this may be your problem.
>
> On 2 February 2015 at 23:11, Andreas Schuler <krater at badterrorist.com>
> wrote:
>
>> Okay thank you. I feared this answer, because I still use aacparse.
>>
>> My simplified test pipeline will give me the following results:
>>
>> root at vmwar:/mnt# gst-launch-1.0 filesrc location=ok.aac ! aacparse !
>> audio/mpeg, stream-format=loas ! fakesink
>> Setting pipeline to PAUSED ...
>> Pipeline is PREROLLING ...
>> Pipeline is PREROLLED ...
>> Setting pipeline to PLAYING ...
>> New clock: GstSystemClock
>> Got EOS from element "pipeline0".
>> Execution ended after 0:00:00.054616525
>> Setting pipeline to PAUSED ...
>> Setting pipeline to READY ...
>> Setting pipeline to NULL ...
>> Freeing pipeline ...
>>
>>
>>
>> root at vmwar:/mnt# gst-launch-1.0 filesrc location=ok.aac ! aacparse !
>> audio/mpeg, stream-format=raw ! fakesink
>> Setting pipeline to PAUSED ...
>> Pipeline is PREROLLING ...
>> ERROR: from element /GstPipeline:pipeline0/GstAacParse:aacparse0:
>> GStreamer encountered a general stream error.
>> Additional debug info:
>> gstbaseparse.c(3383): gst_base_parse_loop ():
>> /GstPipeline:pipeline0/GstAacParse:aacparse0:
>> streaming stopped, reason not-negotiated
>> ERROR: pipeline doesn't want to preroll.
>> Setting pipeline to NULL ...
>> Freeing pipeline ...
>> root at vmwar:/mnt#
>>
>> The same with ADTS. I tried this in V 1.4.5 and the version in the Repo
>> of
>> last week.
>>
>> What I'm doing wrong ??
>>
>> You can download the audio here:
>> http://wikisend.com/download/724102/ok.aac
>>
>> cheers,
>> krater
>>
>> >
>> >
>> > On 02/02/15 21:15, krater wrote:
>> >> Hello,
>> >>
>> >> I have a AAC stream with the caps "audio/mpeg, mpegversion=4,
>> >> stream-format=loas".
>> >> I need the stream-format raw or adts to mux it with mpegtsmux. How
>> can I
>> >> convert it ?
>> >
>> > aacparse can do conversions for you.
>> >
>> > - Jan.
>> >
>> >>
>> >>
>> >> cheers,
>> >> krater
>> >>
>> >>
>> >>
>> >> --
>> >> View this message in context:
>> >>
>> http://gstreamer-devel.966125.n4.nabble.com/AAC-Conversion-tp4670539.html
>> >> Sent from the GStreamer-devel mailing list archive at Nabble.com.
>> >> _______________________________________________
>> >> gstreamer-devel mailing list
>> >> gstreamer-devel at lists.freedesktop.org
>> >> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>> >>
>> > _______________________________________________
>> > gstreamer-devel mailing list
>> > gstreamer-devel at lists.freedesktop.org
>> > http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>> >
>>
>>
>> ---------------------------------------------------------------------------
>> "it was working yesterday.  hmmm.  maybe the vendor FTDI'd me via a
>> windows update..."
>> _______________________________________________
>> gstreamer-devel mailing list
>> gstreamer-devel at lists.freedesktop.org
>> http://lists.freedesktop.org/mailman/listinfo/gstreamer-devel
>>
>


---------------------------------------------------------------------------
"it was working yesterday.  hmmm.  maybe the vendor FTDI'd me via a
windows update..."


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