[gst-devel] msgsm plugin not recognized
Tom Vacek
vacek008 at umn.edu
Sat Jan 17 01:05:27 CET 2009
I was wondering if that was the problem. Do you think it would
worthwhile to file a bug against Asterisk for labeling the file
incorrectly? What should the name of this format be?
Thanks for the pointer.
Tom
Michael Smith wrote:
> Tom,
>
> So, from your first email we have this:> Capabilities:
>
>> audio/x-msgsm
>> rate: 8000
>> channels: 1
>>
>
> ** Message: don't know how to handle audio/ms-gsm, rate=(int)8000,
> channels=(int)1, codec_data=(buffer)4001
>
> >From the gst-inspect output, we have this:
> Capabilities:
> audio/x-msgsm
> rate: 8000
> channels: 1
>
> This means that the msgsmdec decoder that you have accepts a type
> called "audio/x-msgsm". However, the demuxer outputs a type called
> "audio/ms-gsm". These aren't the same, so the decoder is considered
> incompatible, and therefore not used.
>
> You'll need to change the decoder to use "audio/ms-gsm" for this to work.
>
> Mike
>
>
>
> On Fri, Jan 16, 2009 at 3:03 PM, Tom Vacek <vacek008 at umn.edu> wrote:
>
>> Thanks for looking at this. Here it is.
>>
>> twvacek at v1:~/Desktop$ gst-inspect msgsmdec
>> Factory Details:
>> Long name: MS GSM audio decoder
>> Class: Codec/Decoder/Audio
>> Description: Decodes MS GSM encoded audio
>> Author(s): Philippe Khalaf <burger at speedy.org>
>> Rank: none (0)
>>
>> Plugin Details:
>> Name: msgsm
>> Description: msGSM encoder/decoder
>> Filename: /usr/lib/gstreamer-0.10/libgstmsgsm.so
>> Version: 0.12.10
>> License: LGPL
>> Source module: gst-plugins-farsight
>> Binary package: Farsight
>> Origin URL: http://farsight.sf.net
>>
>> GObject
>> +----GstObject
>> +----GstElement
>> +----GstMSGSMDec
>>
>> Pad Templates:
>> SINK template: 'sink'
>> Availability: Always
>> Capabilities:
>> audio/x-msgsm
>> rate: 8000
>> channels: 1
>>
>> SRC template: 'src'
>> Availability: Always
>> Capabilities:
>> audio/x-raw-int
>> endianness: 1234
>> signed: true
>> width: 16
>> depth: 16
>> rate: 8000
>> channels: 1
>>
>>
>> Element Flags:
>> no flags set
>>
>> Element Implementation:
>> Has change_state() function: gst_element_change_state_func
>> Has custom save_thyself() function: gst_element_save_thyself
>> Has custom restore_thyself() function: gst_element_restore_thyself
>>
>> Element has no clocking capabilities.
>> Element has no indexing capabilities.
>> Element has no URI handling capabilities.
>>
>> Pads:
>> SRC: 'src'
>> Implementation:
>> Has custom eventfunc(): gst_pad_event_default
>> Has custom queryfunc(): gst_pad_query_default
>> Provides query types:
>> Has custom intconnfunc(): gst_pad_get_internal_links_default
>> Pad Template: 'src'
>> SINK: 'sink'
>> Implementation:
>> Has chainfunc(): gst_msgsmdec_chain
>> Has custom eventfunc(): gst_pad_event_default
>> Has custom queryfunc(): gst_pad_query_default
>> Provides query types:
>> Has custom intconnfunc(): gst_pad_get_internal_links_default
>> Pad Template: 'sink'
>>
>> Element Properties:
>> name : The name of the object
>> flags: readable, writable
>> String. Default: null Current: "msgsmdec0"
>>
>>
>> Michael Smith wrote:
>>
>>> On Fri, Jan 16, 2009 at 2:08 PM, Tom Vacek <vacek008 at umn.edu> wrote:
>>>
>>>
>>>> A voicemail system (Asterisk) forwards messages to me in "msgsm"
>>>> format. I can play them with Blastwave mplayer (see below). In a
>>>> nutshell, I compiled a gstreamer msgsm plugin, and gstreamer appears to
>>>> recognize it, but my messages still won't play.
>>>>
>>>> The following three command outputs tell the story:
>>>>
>>>>
>>> Not really. "gst-inspect msgsmdec" would be the crucial missing info...
>>>
>>> Mike
>>>
>>>
>>>
>>>> ======================================
>>>> xx at v1:~$ gst-inspect msgsm
>>>> Plugin Details:
>>>> Name: msgsm
>>>> Description: msGSM encoder/decoder
>>>> Filename: /usr/lib/gstreamer-0.10/libgstmsgsm.so
>>>> Version: 0.12.10
>>>> License: LGPL
>>>> Source module: gst-plugins-farsight
>>>> Binary package: Farsight
>>>> Origin URL: http://farsight.sf.net
>>>>
>>>> msgsmenc: MS GSM audio encoder
>>>> msgsmdec: MS GSM audio decoder
>>>>
>>>> 2 features:
>>>> +-- 2 elements
>>>>
>>>> ============================
>>>> xx at v1:~$ totem msg0000.WAV
>>>> ** Message: don't know how to handle audio/ms-gsm, rate=(int)8000,
>>>> channels=(int)1, codec_data=(buffer)4001
>>>> ** Message: Error: You do not have a decoder installed to handle this
>>>> file. You might need to install the necessary plugins.
>>>> gstplaybasebin.c(2307): prepare_output (): /GstPlayBin:play
>>>>
>>>> ** Message: Missing plugin: gstreamer|0.10|totem|MS GSM
>>>> decoder|decoder-audio/ms-gsm (MS GSM decoder)
>>>> ** Message: Automatic missing codec installation not supported (helper
>>>> script missing)
>>>>
>>>> =======================================
>>>> xx at v1:~$ mplayer msg0000.WAV
>>>> MPlayer 1.0rc2-CSW-Studio11 (C) 2000-2007 MPlayer Team
>>>> CPU: Intel x86
>>>> CPUflags: MMX: 0 MMX2: 0 3DNow: 0 3DNow2: 0 SSE: 0 SSE2: 0
>>>> Compiled for x86 CPU with extensions:
>>>>
>>>> Playing msg0000.WAV.
>>>> Audio file file format detected.
>>>> ==========================================================================
>>>> Opening audio decoder: [msgsm] native GSM/MSGSM audio decoder
>>>> AUDIO: 8000 Hz, 1 ch, s16le, 13.0 kbit/10.16% (ratio: 1625->16000)
>>>> Selected audio codec: [msgsm] afm: msgsm (MS GSM)
>>>> ==========================================================================
>>>>
>>>>
>>>>
>>>>
>>>>
>>>>
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