Playback audio on Mac OS X

[doon]

Output with "--gst-debug=3" option:

Setting pipeline to PAUSED ...
0:00:00.032003000  4120 0x7fe62bcd4900 WARN                 basesrc
gstbasesrc.c:3470:void gst_base_src_start_complete(GstBaseSrc *,
GstFlowReturn):<source> pad not activated yet
0:00:00.033290000  4120 0x7fe62bcd4900 WARN                 basesrc
gstbasesrc.c:3470:void gst_base_src_start_complete(GstBaseSrc *,
GstFlowReturn):<source> pad not activated yet
Pipeline is PREROLLING ...
0:00:00.106320000  4120 0x7fe62c032140 WARN            osxaudiosink
gstosxaudiosink.c:601:gst_osx_audio_sink_allowed_caps:<osxaudiosink0>
unrecognized channel: -1
0:00:00.106584000  4120 0x7fe62c032140 WARN            osxaudiosink
gstosxaudiosink.c:601:gst_osx_audio_sink_allowed_caps:<osxaudiosink0>
unrecognized channel: -1
0:00:00.128755000  4120 0x7fe62c032140 WARN           audioresample
gstaudioresample.c:1537:gboolean plugin_init(GstPlugin *): Orc disabled,
can't benchmark int vs. float resampler
0:00:00.129217000  4120 0x7fe62c032140 WARN         GST_PERFORMANCE
gstaudioresample.c:1540:gboolean plugin_init(GstPlugin *): orc disabled, no
benchmarking done
0:00:00.133383000  4120 0x7fe62c032140 WARN               baseparse
gstbaseparse.c:3264:void gst_base_parse_loop(GstPad *):<mpegaudioparse0>
error: streaming stopped, reason not-negotiated
0:00:00.133718000  4120 0x7fe62c032140 WARN                   queue
gstqueue.c:860:gboolean gst_queue_handle_sink_event(GstPad *, GstObject *,
GstEvent *):<aqueue> error: Internal data flow error.
ERROR: from element
/GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0/GstDecodeBin:decodebin0/GstMpegAudioParse:mpegaudioparse0:
GStreamer encountered a general stream error.
0:00:00.134308000  4120 0x7fe62c032140 WARN                   queue
gstqueue.c:860:gboolean gst_queue_handle_sink_event(GstPad *, GstObject *,
GstEvent *):<aqueue> error: streaming task paused, reason not-negotiated
(-4)
Additional debug info:
gstbaseparse.c(3264): void gst_base_parse_loop(GstPad *) ():
/GstPlayBin:playbin0/GstURIDecodeBin:uridecodebin0/GstDecodeBin:decodebin0/GstMpegAudioParse:mpegaudioparse0:
streaming stopped, reason not-negotiated
ERROR: pipeline doesn't want to preroll.
Setting pipeline to NULL ...
Freeing pipeline ...


Tim Müller wrote
> On Mon, 2015-09-28 at 18:02 -0700, doon wrote:
> 
>> I am trying to play mp3 audio using this pipeline:
>> 
>> gst-launch-1.0 filesrc location="/Users/Zhenya/Downloads/test.mp3" !
>> mad !
>> audioconvert ! autoaudiosink
> 
> While this might work, it's not a proper pipeline, you should have a
> parser (mpegaudioparse) between filesrc and the decoder (mad).
> 
> You may also need an audioresample in front of the audio sink.
> 
> Or even better, just do:
> 
>  gst-launch-1.0 filesrc location=test.mp3 ! decodebin ! audioconvert !
> audioresample ! autoaudiosink
> 
> or
> 
>  gst-launch-1.0 uridecodebin uri=file:///path/to/test.mp3 !
> audioconvert ! audioresample ! autoaudiosink
> 
> or
> 
>  gst-launch-1.0 playbin uri=file:///path/to/test.mp3
> 
>> streaming task paused, reason not-negotiated (-4)
> 
> This indicates something is wrong with format negotiation. Could be
> missing audioresample before sink if the sink only accepts one sample
> rate, but the file is another. Try the playbin pipeline to see if that
> works.
> 
>> Identical pipeline works fine on Windows 7 with the same audio. *How
>> I can
>> resolve this issue on Mac OS X Mavericks?
>> *
> 
> Cheers
>  -Tim
> 
> 
> -- 
> Tim Müller, Centricular Ltd - http://www.centricular.com
> 
> Join us at the GStreamer Conference: 8-9 October 2015 in Dublin, Ireland
> 
> 
> 
> _______________________________________________
> gstreamer-devel mailing list

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