Hi all,
I've noticed that the last element in the pipeline consistently fails to
pause. Actually, I'm not sure if (a) it doesn't pause because it doesn't
finish preroll or (b) it says it hasn't finished preroll because it doesn't
send a pause signal! (I'm not sure which is the cause and which is the
effect). (Also, I'm not the only one facing this problem - see the mail
below)

Would anyone know what the problem might be? Any help would be greatly
appreciated!



On Tue, Mar 25, 2008 at 4:39 PM, Vijay <[EMAIL PROTECTED]> wrote:

> Hi,
> I received TI's port of gstreamer to it's DaVinci processors from
> http://focus.ti.com/dsp/docs/dspsplash.tsp?contentId=3100
>
> I've tried to run the example (scripts) provided by TI and I've faced what
> seem to be two separate issues.
> I've copied the stdout log below:
>
> <linux prompt>:/opt/system_files_gstreamer# ./test_MP3.sh MP3_file.mp3
> Setting pipeline to PAUSED ...
> Pipeline is PREROLLING ...
> (gst-launch-0.10:1204): GStreamer-WARNING **: pad adecoder0:src returned
> caps which are not a real subset of its template caps
> (gst-launch-0.10:1204): GStreamer-CRITICAL **: gst_caps_get_structure:
> assertion `index < caps->structs->len' failed
> (gst-launch-0.10:1204): GStreamer-CRITICAL **: gst_structure_get_int:
> assertion `structure != NULL' failed
>
> (program hangs here)
>
> The two issues:
> (a) The last element in the gstreamer pipeline does not reply with a
> message to the app saying it has paused (This is ascertained with debug
> prints that I inserted in gst-launch.c. It's possible that for some reason,
> the element does not pause. I've faced this issue with pipelines which have
> no decode/render elements as well.) *** I'm not sure if (a) it doesn't pause
> because it doesn't finish preroll or (b) it says it hasn't finished preroll
> because it doesn't send a pause signal! ***
> (b) The critical errors printed (seen above. I guess these are caused
> because of TI's mp3 decoder element plugin.) Could the adecoder capabilities
> be incompatible? Seems unlikely.
>
>
> Would anyone know what the issue might be? Has anyone seen a similar issue
> with TI's gstreamer examples?
> I'd greatly appreciate any help.
>
>
> Vijay
>









------------------------------



Message: 3

Date: Mon, 7 Apr 2008 13:53:46 +0800

From: "Hans Kuo" <[EMAIL PROTECTED]>

Subject: Question about GStreamer Demo

To: <[email protected]>

Message-ID: <[EMAIL PROTECTED]>

Content-Type: text/plain; charset="big5"



Hi,   I have the same problem when trying to run Run the Demo on the Target
On the Davinci Board :1.        Copy the davincieffect.aac ( from
dvevm_1_20/data ) to the system_fileS_gstreamer directory2.        Run the
./start_demo.sh file3.        Run the following shell to play an AAC
file#./test_AAC.sh davincieffect.aac The following message is displayed
:=======gdbcoder:gst_gdecoder_get_codec_type
Beginegdbcoder:gst_gdecoder_get_codec_type
Endgdbcoder:gst_gdecoder_get_codec_type
Beginegdbcoder:gst_gdecoder_get_codec_type End Setting pipeline to
PAUSEDPipeline is PREROLLING ¡K¡K. ( It has been staying in this state all
the time )======= Question : Is it correct ?  I am unable to be heard any
sound by the loudspeakerAny idea how to solve this problem? Regards,clara
Hsieh.
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