On 07/31/2012 02:03 PM, Soho Soho123 wrote:
> hi all,
>
> When I try to play wav audio to usb sound card,
> it is fail,
> the command I used :
> gst-launch-0.10 -v filesrc location=/bin/audio_src_48k_le.wav !
> wavparse ! audioconvert !audio/x-raw-int,
> rate=48000,channels=2,width=16,endianness=4321 ! alsasink
> device="hw:0,0"
>
> the error is :
> streaming task paused, reason not-linked (-1)
> Below is the log I captured from debug level 5,
> does anyone have idea how to fix the issue?
The log is unreadable in this form. Figure out what part did not got
linked and fix it:
GST_DEBUG_DUMP_DOT_DIR=$PWD gst-launch ....
convert the generated dot files: dot -Tpng xxx.dot -ograph.png
My guess is hat alsasink refuses the format you secify in the caps filter.
Stefan
> ==================================================================================
>
> 0:32:12.150000000 1142 0x4234f0 LOG default
> gsttypefindhelper.c:550:gst_type_find_help
> er_for_buffer:<wavparse0> Returning 0x4980e0 (probability = 86)
> 0:32:12.150000000 1142 0x4234f0 LOG wavparse
> gstwavparse.c:1783:gst_wavparse_add_src_pa
> d: typefind caps = 0x4980e0, P=86
> 0:32:12.150000000 1142 0x4234f0 DEBUG wavparse
> gstwavparse.c:1793:gst_wavparse_add_src_pa
> d:<wavparse0> found caps 0x4980e0 for stream marked as raw PCM audio,
> but ignoring for now
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:1639:gst_pad_set_getcaps_function
> :<'':src> getcapsfunc set to gst_pad_get_fixed_caps_func
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:1452:gst_pad_set_query_type_funct
> ion:<'':src> querytypefunc set to gst_wavparse_get_query_types
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:1433:gst_pad_set_query_function:<
> '':src> queryfunc set to gst_wavparse_pad_query
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:1415:gst_pad_set_event_function:<
> '':src> eventfunc for set to gst_wavparse_srcpad_event
> 0:32:12.150000000 1142 0x4234f0 DEBUG wavparse
> gstwavparse.c:247:gst_wavparse_create_sour
> cepad:<wavparse0> srcpad created
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:710:gst_pad_set_active:<'':src> a
> ctivating pad from none
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:910:gst_pad_activate_push:<'':src
>> trying to set activated in push mode
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:930:gst_pad_activate_push:<'':src
>> activating pad from none
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:632:pre_activate:<'':src> setting
> ACTIVATE_MODE 1, unset flushing
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:966:gst_pad_activate_push:<'':src
>> activated in push mode
> 0:32:12.150000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2741:gst_pad_set_caps:<'':src> ca
> ps 0x47a080 0x47a080
> 0:32:13.260000000 1142 0x4234f0 INFO GST_ELEMENT_PADS
> gstelement.c:728:gst_element_add_pad:<wavp
> arse0> adding pad 'src'
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_REFCOUNTING
> gstobject.c:844:gst_object_set_parent:<'':
> src> set parent (ref and sink)
> 0:32:13.260000000 1142 0x4234f0 INFO GST_PIPELINE
> ./grammar.y:496:gst_parse_found_pad: tryin
> g delayed linking wavparse0:(NULL) to audioconvert0:(NULL)
> 0:32:13.260000000 1142 0x4234f0 INFO GST_ELEMENT_PADS
> gstutils.c:1698:gst_element_link_pads_full
> : trying to link element wavparse0:(any) to element audioconvert0:(any)
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1787:gst_element_link_pads_full
> : looping through allowed src and dest pads
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1790:gst_element_link_pads_full
> : trying src pad wavparse0:src
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1101:gst_element_get_compatible
> _pad: finding pad in audioconvert0 compatible with wavparse0:src
> 0:32:13.260000000 1142 0x4234f0 LOG GST_ELEMENT_PADS
> gstutils.c:1130:gst_element_get_compatible
> _pad: examining pad audioconvert0:sink
> 0:32:13.260000000 1142 0x4234f0 INFO GST_PADS
> gstutils.c:1032:gst_pad_check_link: trying
> to link wavparse0:src and audioconvert0:sink
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<wav
> parse0:src> get pad caps
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<w
> avparse0:src> get pad caps
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<w
> avparse0:src> dispatching to pad getcaps function
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:2469:gst_pad_get_fixed_caps_fun
> c: using pad caps 0x47a080 0x47a080
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<w
> avparse0:src> pad getcaps returned 0x47a080
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<aud
> ioconvert0:sink> get pad caps
> 0:32:13.260000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> get pad caps
> 0:32:13.270000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> dispatching to pad getcaps function
> 0:32:13.270000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2396:gst_pad_peer_get_caps_reffed
> :<audioconvert0:src> get peer caps
> 0:32:13.270000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<als
> asink0:sink> get pad caps
> 0:32:13.270000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> get pad caps
> 0:32:14.370000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> dispatching to pad getcaps function
> 0:32:14.370000000 1142 0x4234f0 WARN alsa
> gstalsa.c:124:gst_alsa_detect_formats:<als
> asink0> skipping non-int format
> 0:32:14.370000000 1142 0x4234f0 LOG alsa
> gstalsa.c:30:gst_alsa_detect_rates:<alsasi
> nk0> probing sample rates ...
> 0:32:14.370000000 1142 0x4234f0 DEBUG alsa
> gstalsa.c:49:gst_alsa_detect_rates:<alsasi
> nk0> Min. rate = 48000 (48000)
> 0:32:14.370000000 1142 0x4234f0 DEBUG alsa
> gstalsa.c:50:gst_alsa_detect_rates:<alsasi
> nk0> Max. rate = 48000 (48000)
> 0:32:14.370000000 1142 0x4234f0 LOG alsa
> gstalsa.c:265:gst_alsa_detect_channels:<al
> sasink0> probing channels ...
> 0:32:14.380000000 1142 0x4234f0 DEBUG alsa
> gstalsa.c:309:gst_alsa_detect_channels:<al
> sasink0> Min. channels = 2 (2)
> 0:32:14.380000000 1142 0x4234f0 DEBUG alsa
> gstalsa.c:310:gst_alsa_detect_channels:<al
> sasink0> Max. channels = 2 (2)
> 0:32:14.380000000 1142 0x4234f0 DEBUG alsa
> gstalsa.c:388:gst_alsa_open_iec958_pcm:<al
> sasink0> Generated device string "iec958:{AES0 0x02 AES1 0x82 AES2
> 0x00 AES3 0x02}"
> conf.c:snd_config_update_r:3661, configs=/usr/share/alsa/alsa.conf
> conf.c:snd_config_update_r:3686, name=/usr/share/alsa/alsa.conf
> conf.c:snd_config_update_r:3700, lf->name=/usr/share/alsa/alsa.conf
> conf.c:snd_config_update_r:3661, configs=/usr/share/alsa/alsa.conf
> conf.c:snd_config_update_r:3686, name=/usr/share/alsa/alsa.conf
> conf.c:snd_config_update_r:3700, lf->name=/usr/share/alsa/alsa.conf
> 0:32:14.390000000 1142 0x4234f0 WARN alsa
> conf.c:4692:snd_config_expand: alsalib err
> or: Unknown parameters {AES0 0x02 AES1 0x82 AES2 0x00 AES3 0x02}
> 0:32:14.390000000 1142 0x4234f0 WARN alsa
> pcm.c:2217:snd_pcm_open_noupdate: alsalib
> error: Unknown PCM iec958:{AES0 0x02 AES1 0x82 AES2 0x00 AES3 0x02}
> 0:32:14.390000000 1142 0x4234f0 DEBUG alsa
> gstalsa.c:394:gst_alsa_open_iec958_pcm:<al
> sasink0> failed opening IEC958 device: Invalid argument
> 0:32:14.390000000 1142 0x4234f0 INFO alsa
> gstalsasink.c:327:gst_alsasink_getcaps:<al
> sasink0> returning caps 0x498f60
> 0:32:14.390000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> pad getcaps returned 0x498f60
> 0:32:14.390000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:736:gst_base_transform_
> getcaps:<audioconvert0:sink> peer caps 0x498f60
> 0:32:14.390000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:740:gst_base_transform_
> getcaps:<audioconvert0:sink> our template 0x46b120
> 0:32:14.390000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:742:gst_base_transform_
> getcaps:<audioconvert0:sink> intersected 0x498f00
> 0:32:14.390000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:552:gst_base_transform_
> transform_caps:<audioconvert0> transform caps (direction = 1)
> 0:32:14.390000000 1142 0x4234f0 LOG basetransform
> gstbasetransform.c:583:gst_base_transform_
> transform_caps:<audioconvert0> merged: (0)
> 0:32:15.500000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:597:gst_base_transform_
> transform_caps:<audioconvert0> to: (0) 0x498ec0
> 0:32:15.500000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:752:gst_base_transform_
> getcaps:<audioconvert0:sink> transformed 0x498ec0
> 0:32:15.500000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:759:gst_base_transform_
> getcaps:<audioconvert0:sink> our template 0x451940
> 0:32:15.500000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:762:gst_base_transform_
> getcaps:<audioconvert0:sink> intersected 0x498e60
> 0:32:15.500000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:778:gst_base_transform_
> getcaps:<audioconvert0> returning 0x498e60
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> pad getcaps returned 0x498e60
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1167:gst_element_get_compatible
> _pad: incompatible pads
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1173:gst_element_get_compatible
> _pad: unreffing pads
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1195:gst_element_get_compatible
> _pad:<audioconvert0> Could not find a compatible unlinked always pad
> to link to wavparse0:src, now checkin
> g request pads
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<wav
> parse0:src> get pad caps
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<w
> avparse0:src> get pad caps
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<w
> avparse0:src> dispatching to pad getcaps function
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:2469:gst_pad_get_fixed_caps_fun
> c: using pad caps 0x47a080 0x47a080
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<w
> avparse0:src> pad getcaps returned 0x47a080
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:894:gst_element_get_compatible_
> pad_template: Looking for a suitable pad template in audioconvert0 out
> of 2 templates...
> 0:32:15.500000000 1142 0x4234f0 LOG GST_CAPS
> gstutils.c:905:gst_element_get_compatible_
> pad_template: checking pad template src
> 0:32:15.500000000 1142 0x4234f0 LOG GST_CAPS
> gstutils.c:905:gst_element_get_compatible_
> pad_template: checking pad template sink
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:910:gst_element_get_compatible_
> pad_template: compatible direction: found sink pad template "sink"
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:913:gst_element_get_compatible_
> pad_template: intersecting 0x4981a0
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:915:gst_element_get_compatible_
> pad_template: ..and 0x451940
> 0:32:15.500000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:921:gst_element_get_compatible_
> pad_template: caps are compatible
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:933:gst_element_get_compatible_
> pad_template: Returning new pad template 0x464570
> 0:32:16.610000000 1142 0x4234f0 INFO GST_ELEMENT_PADS
> gstelement.c:975:gst_element_get_static_pa
> d: found pad audioconvert0:sink
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1210:gst_element_get_compatible
> _pad: found existing request pad audioconvert0:sink
> 0:32:16.610000000 1142 0x4234f0 INFO GST_PADS
> gstutils.c:1596:prepare_link_maybe_ghostin
> g: wavparse0 and audioconvert0 in same bin, no need for ghost pads
> 0:32:16.610000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:185:gst_message_init: new mes
> sage 0x464b28
> 0:32:16.610000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:274:gst_message_new_custom: s
> ource sink: creating new message 0x464b28 structure-change
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:308:gst_bus_post:<bus0> [msg 0x46
> 4b28] posting on bus, type structure-change, 0x499250 from source 0x465190
> 0:32:16.610000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3164:gst_bin_handle_message_func:
> <pipeline0> [msg 0x464b28] handling child sink message of type structure-change
> 0:32:16.610000000 1142 0x4234f0 LOG bin
> gstbin.c:883:message_check: looking at mes
> sage 0x4649c0: 0
> 0:32:16.610000000 1142 0x4234f0 DEBUG bin
> gstbin.c:905:find_message:<pipeline0> no m
> essage found matching types 00001000
> 0:32:16.610000000 1142 0x4234f0 DEBUG bin
> gstbin.c:912:find_message:<pipeline0> st
> ructure-change
> 0:32:16.610000000 1142 0x4234f0 DEBUG bin
> gstbin.c:952:bin_replace_message:<pipeline
> 0> got new message 0x464b28, structure-change from sink
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:334:gst_bus_post:<bus0> [msg 0x46
> 4b28] dropped
> 0:32:16.610000000 1142 0x4234f0 INFO GST_PADS
> gstpad.c:1978:gst_pad_link_prepare: trying
> to link wavparse0:src and audioconvert0:sink
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<w
> avparse0:src> get pad caps
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<w
> avparse0:src> dispatching to pad getcaps function
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:2469:gst_pad_get_fixed_caps_fun
> c: using pad caps 0x47a080 0x47a080
> 0:32:16.610000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<w
> avparse0:src> pad getcaps returned 0x47a080
> 0:32:16.620000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> get pad caps
> 0:32:16.620000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> dispatching to pad getcaps function
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2396:gst_pad_peer_get_caps_reffed
> :<audioconvert0:src> get peer caps
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<als
> asink0:sink> get pad caps
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> get pad caps
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> dispatching to pad getcaps function
> 0:32:17.720000000 1142 0x4234f0 LOG alsa
> gstalsasink.c:312:gst_alsasink_getcaps:<al
> sasink0> Returning cached caps
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> pad getcaps returned 0x498f60
> 0:32:17.720000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:729:gst_base_transform_
> getcaps:<audioconvert0> Returning cached transformed caps (index = 1)
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> pad getcaps returned 0x498e60
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:1878:gst_pad_link_check_compatibl
> e_unlocked:<wavparse0:src> src caps 0x47a080
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:1880:gst_pad_link_check_compatibl
> e_unlocked:<audioconvert0:sink> sink caps 0x498e60
> 0:32:17.720000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:1898:gst_pad_link_check_compatibl
> e_unlocked: caps are notcompatible
> 0:32:17.720000000 1142 0x4234f0 INFO GST_PADS
> gstpad.c:2034:gst_pad_link_prepare: caps a
> re incompatible
> 0:32:17.730000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:185:gst_message_init: new mes
> sage 0x464b70
> 0:32:17.730000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:274:gst_message_new_custom: s
> ource sink: creating new message 0x464b70 structure-change
> 0:32:17.730000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:308:gst_bus_post:<bus0> [msg 0x46
> 4b70] posting on bus, type structure-change, 0x499268 from source 0x465190
> 0:32:17.730000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3164:gst_bin_handle_message_func:
> <pipeline0> [msg 0x464b70] handling child sink message of type structure-change
> 0:32:17.730000000 1142 0x4234f0 LOG bin
> gstbin.c:883:message_check: looking at mes
> sage 0x464b28: 1
> 0:32:17.730000000 1142 0x4234f0 DEBUG bin
> gstbin.c:980:bin_remove_messages:<audiocon
> vert0:sink> deleting message 0x464b28 of types 0x00001000
> 0:32:17.730000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:195:gst_message_finalize: fin
> alize message 0x464b28, structure-change from sink
> 0:32:17.730000000 1142 0x4234f0 LOG bin
> gstbin.c:883:message_check: looking at mes
> sage 0x4649c0: 0
> 0:32:17.730000000 1142 0x4234f0 DEBUG bin
> gstbin.c:986:bin_remove_messages:<alsasink
> 0> not deleting message 0x4649c0 of type 0x00100000
> 0:32:18.830000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:195:gst_message_finalize: fin
> alize message 0x464b70, structure-change from sink
> 0:32:18.830000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:334:gst_bus_post:<bus0> [msg 0x46
> 4b70] dropped
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1790:gst_element_link_pads_full
> : trying src pad wavparse0:sink
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1842:gst_element_link_pads_full
> : trying dest pad audioconvert0:src
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1842:gst_element_link_pads_full
> : trying dest pad audioconvert0:sink
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1101:gst_element_get_compatible
> _pad: finding pad in wavparse0 compatible with audioconvert0:sink
> 0:32:18.840000000 1142 0x4234f0 LOG GST_ELEMENT_PADS
> gstutils.c:1130:gst_element_get_compatible
> _pad: examining pad wavparse0:src
> 0:32:18.840000000 1142 0x4234f0 INFO GST_PADS
> gstutils.c:1032:gst_pad_check_link: trying
> to link wavparse0:src and audioconvert0:sink
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<aud
> ioconvert0:sink> get pad caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> get pad caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> dispatching to pad getcaps function
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2396:gst_pad_peer_get_caps_reffed
> :<audioconvert0:src> get peer caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<als
> asink0:sink> get pad caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> get pad caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> dispatching to pad getcaps function
> 0:32:18.840000000 1142 0x4234f0 LOG alsa
> gstalsasink.c:312:gst_alsasink_getcaps:<al
> sasink0> Returning cached caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> pad getcaps returned 0x498f60
> 0:32:18.840000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:729:gst_base_transform_
> getcaps:<audioconvert0> Returning cached transformed caps (index = 1)
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> pad getcaps returned 0x498e60
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<wav
> parse0:src> get pad caps
> 0:32:18.840000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<w
> avparse0:src> get pad caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<w
> avparse0:src> dispatching to pad getcaps function
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:2469:gst_pad_get_fixed_caps_fun
> c: using pad caps 0x47a080 0x47a080
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<w
> avparse0:src> pad getcaps returned 0x47a080
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1167:gst_element_get_compatible
> _pad: incompatible pads
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1173:gst_element_get_compatible
> _pad: unreffing pads
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1195:gst_element_get_compatible
> _pad:<wavparse0> Could not find a compatible unlinked always pad to
> link to audioconvert0:sink, now checki
> ng request pads
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<aud
> ioconvert0:sink> get pad caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> get pad caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> dispatching to pad getcaps function
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2396:gst_pad_peer_get_caps_reffed
> :<audioconvert0:src> get peer caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2336:gst_pad_get_caps_reffed:<als
> asink0:sink> get pad caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2246:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> get pad caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2250:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> dispatching to pad getcaps function
> 0:32:19.950000000 1142 0x4234f0 LOG alsa
> gstalsasink.c:312:gst_alsasink_getcaps:<al
> sasink0> Returning cached caps
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> lsasink0:sink> pad getcaps returned 0x498f60
> 0:32:19.950000000 1142 0x4234f0 DEBUG basetransform
> gstbasetransform.c:729:gst_base_transform_
> getcaps:<audioconvert0> Returning cached transformed caps (index = 1)
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_CAPS
> gstpad.c:2263:gst_pad_get_caps_unlocked:<a
> udioconvert0:sink> pad getcaps returned 0x498e60
> 0:32:19.950000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:894:gst_element_get_compatible_
> pad_template: Looking for a suitable pad template in wavparse0 out of
> 2 templates...
> 0:32:19.950000000 1142 0x4234f0 LOG GST_CAPS
> gstutils.c:905:gst_element_get_compatible_
> pad_template: checking pad template wavparse_sink
> 0:32:19.950000000 1142 0x4234f0 LOG GST_CAPS
> gstutils.c:905:gst_element_get_compatible_
> pad_template: checking pad template wavparse_src
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:910:gst_element_get_compatible_
> pad_template: compatible direction: found src pad template "wavparse_src"
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:913:gst_element_get_compatible_
> pad_template: intersecting 0x4980a0
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:915:gst_element_get_compatible_
> pad_template: ..and 0x451880
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_CAPS
> gstutils.c:921:gst_element_get_compatible_
> pad_template: caps are not compatible
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:935:gst_element_get_compatible_
> pad_template: No compatible pad template found
> 0:32:21.060000000 1142 0x4234f0 INFO GST_ELEMENT_PADS
> gstutils.c:1216:gst_element_get_compatible
> _pad:<wavparse0> Could not find a compatible pad to link to audioconvert0:sink
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1884:gst_element_link_pads_full
> : we might have request pads on both sides, checking...
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_ELEMENT_PADS
> gstutils.c:1927:gst_element_link_pads_full
> : no link possible from wavparse0 to audioconvert0
> 0:32:21.060000000 1142 0x4234f0 INFO default
> gstutils.c:2037:gst_element_link_pads_filt
> ered: Could not link pads: wavparse0:(null) - audioconvert0:(null)
> 0:32:21.060000000 1142 0x4234f0 DEBUG wavparse
> gstwavparse.c:1814:gst_wavparse_add_src_pa
> d:<wavparse0> Send start segment event on newpad
> 0:32:21.060000000 1142 0x4234f0 LOG GST_PADS
> gstpad.c:5214:gst_pad_push_event:<wavparse
> 0:src> event: newsegment
> 0:32:21.060000000 1142 0x4234f0 LOG GST_PADS
> gstpad.c:5255:gst_pad_push_event:<wavparse
> 0:src> event had no source, setting pad as event source
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:5295:gst_pad_push_event:<wavparse
> 0:src> Dropping event because pad is not linked
> 0:32:21.060000000 1142 0x4234f0 LOG GST_EVENT
> gstevent.c:225:gst_event_finalize: freeing
> event 0x41b128 type newsegment
> 0:32:21.060000000 1142 0x4234f0 DEBUG GST_EVENT
> gstevent.c:269:gst_event_new: creating new
> event 0x41b160 tag 118
> 0:32:21.060000000 1142 0x4234f0 LOG GST_PADS
> gstpad.c:5214:gst_pad_push_event:<wavparse
> 0:src> event: tag
> 0:32:21.060000000 1142 0x4234f0 LOG GST_PADS
> gstpad.c:5255:gst_pad_push_event:<wavparse
> 0:src> event had no source, setting pad as event source
> 0:32:21.070000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:5295:gst_pad_push_event:<wavparse
> 0:src> Dropping event because pad is not linked
> 0:32:21.070000000 1142 0x4234f0 LOG GST_EVENT
> gstevent.c:225:gst_event_finalize: freeing
> event 0x41b160 type tag
> 0:32:21.070000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:185:gst_message_init: new mes
> sage 0x489050
> 0:32:21.070000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:274:gst_message_new_custom: s
> ource wavparse0: creating new message 0x489050 tag
> 0:32:22.170000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:308:gst_bus_post:<bus0> [msg 0x48
> 9050] posting on bus, type tag, 0x47b080 from source 0x46c0c0
> 0:32:22.170000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3164:gst_bin_handle_message_func:
> <pipeline0> [msg 0x489050] handling child wavparse0 message of type tag
> 0:32:22.170000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3441:gst_bin_handle_message_func:
> <pipeline0> posting message upward
> 0:32:22.170000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:308:gst_bus_post:<bus1> [msg 0x48
> 9050] posting on bus, type tag, 0x47b080 from source 0x46c0c0
> 0:32:22.170000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:338:gst_bus_post:<bus1> [msg 0x48
> 9050] pushing on async queue
> 0:32:22.170000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:343:gst_bus_post:<bus1> [msg 0x48
> 9050] pushed on async queue
> 0:32:22.170000000 1137 0x420a00 LOG GST_BUS
> gstbus.c:495:gst_bus_timed_pop_filtered:<b
> us1> have 1 messages
> 0:32:22.170000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:500:gst_bus_timed_pop_filtered:<b
> us1> got message 0x489050, tag from wavparse0, type mask is 4294967295
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:762:gst_bus_source_dispatch:<bus1
>> source 0x463ea0 calling dispatch with 0x489050
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:969:poll_func: mainloop 0x47cff0
> quit
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:767:gst_bus_source_dispatch:<bus1
>> source 0x463ea0 handler returns 1
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1079:gst_bus_poll: mainloop stopp
> ed 0x47cff0
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1324:gst_bus_remove_signal_watch:
> <bus1> removing signal watch 12
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:788:gst_bus_source_finalize:<bus1
>> finalize source 0x463ea0
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:259:gst_bus_set_main_context:<bus
> 1> setting main context to (nil), GLib default context: 0x477f38
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1092:gst_bus_poll:<bus1> finished
> poll with message 0x489050
> 0:32:22.180000000 1137 0x420a00 LOG GST_MESSAGE
> gstmessage.c:195:gst_message_finalize: fin
> alize message 0x489050, tag from wavparse0
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:867:gst_bus_add_watch_full_unlock
> ed:<bus1> New source 0x47c5f8 with id 13
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1077:gst_bus_poll: running mainlo
> op 0x47c3b0
> 0:32:22.180000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:259:gst_bus_set_main_context:<bus
> 1> setting main context to 0x477f38, GLib default context: 0x477f38
> 0:32:22.180000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:334:gst_bus_post:<bus0> [msg 0x48
> 9050] dropped
> 0:32:23.290000000 1142 0x4234f0 DEBUG wavparse
> gstwavparse.c:1981:gst_wavparse_stream_dat
> a:<wavparse0> marking DISCONT
> 0:32:23.290000000 1142 0x4234f0 LOG wavparse
> gstwavparse.c:1995:gst_wavparse_stream_dat
> a:<wavparse0> Got buffer. timestamp:0:00:00.000000000 ,
> duration:0:00:00.040000000, size:7680
> 0:32:23.290000000 1142 0x4234f0 LOG GST_PADS
> gstpad.c:4728:gst_pad_push:<wavparse0:src>
> Taking slow path
> 0:32:23.290000000 1142 0x4234f0 LOG GST_BUFFER
> gstbuffer.c:203:gst_buffer_finalize: final
> ize 0x489a20
> 0:32:23.290000000 1142 0x4234f0 LOG GST_SCHEDULING
> gstpad.c:4563:gst_pad_push_data:<wavparse0
> :src> pushing, but it was not linked
> 0:32:23.290000000 1142 0x4234f0 INFO wavparse
> gstwavparse.c:2039:gst_wavparse_stream_dat
> a:<wavparse0> Error pushing on srcpad wavparse0:src, reason
> not-linked, is linked? = 0
>
> ** (gst-launch-0.10:1142): WARNING **: gstwavparse.c, gst_wavparse_loop,2074
> 0:32:23.290000000 1142 0x4234f0 DEBUG wavparse
> gstwavparse.c:2088:gst_wavparse_loop:<wavp
> arse0> pausing task, reason not-linked
> 0:32:23.290000000 1142 0x4234f0 DEBUG GST_PADS
> gstpad.c:5646:gst_pad_pause_task:<wavparse
> 0:sink> pause task
> 0:32:23.290000000 1142 0x4234f0 DEBUG task
> gsttask.c:698:gst_task_set_state:<wavparse
> 0:sink> Changing task 0x486800 to state 2
> 0:32:23.290000000 1142 0x4234f0 WARN wavparse
> gstwavparse.c:2122:gst_wavparse_loop:<wavp
> arse0> error: Internal data flow error.
> 0:32:23.290000000 1142 0x4234f0 WARN wavparse
> gstwavparse.c:2122:gst_wavparse_loop:<wavp
> arse0> error: streaming task paused, reason not-linked (-1)
> 0:32:23.290000000 1142 0x4234f0 DEBUG GST_MESSAGE
> gstelement.c:1933:gst_element_message_full
> :<wavparse0> start
> 0:32:23.290000000 1142 0x4234f0 INFO GST_ERROR_SYSTEM
> gstelement.c:1964:gst_element_message_full
> :<wavparse0> posting message: Internal data flow error.
> 0:32:23.290000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:185:gst_message_init: new mes
> sage 0x489098
> 0:32:23.290000000 1142 0x4234f0 LOG GST_MESSAGE
> gstmessage.c:274:gst_message_new_custom: s
> ource wavparse0: creating new message 0x489098 error
> 0:32:23.290000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:308:gst_bus_post:<bus0> [msg 0x48
> 9098] posting on bus, type error, 0x4992b0 from source 0x46c0c0
> 0:32:23.290000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3164:gst_bin_handle_message_func:
> <pipeline0> [msg 0x489098] handling child wavparse0 message of type error
> 0:32:23.290000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3171:gst_bin_handle_message_func:
> <pipeline0> got ERROR message, unlocking state change
> 0:32:23.290000000 1142 0x4234f0 DEBUG bin
> gstbin.c:3441:gst_bin_handle_message_func:
> <pipeline0> posting message upward
> 0:32:23.290000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:308:gst_bus_post:<bus1> [msg 0x48
> 9098] posting on bus, type error, 0x4992b0 from source 0x46c0c0
> 0:32:24.400000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:338:gst_bus_post:<bus1> [msg 0x48
> 9098] pushing on async queue
> 0:32:24.400000000 1142 0x4234f0 DEBUG GST_BUS
> gstbus.c:343:gst_bus_post:<bus1> [msg 0x48
> 9098] pushed on async queue
> 0:32:24.400000000 1137 0x420a00 LOG GST_BUS
> gstbus.c:495:gst_bus_timed_pop_filtered:<b
> us1> have 1 messages
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:500:gst_bus_timed_pop_filtered:<b
> us1> got message 0x489098, error from wavparse0, type mask is 4294967295
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:762:gst_bus_source_dispatch:<bus1
>> source 0x47c5f8 calling dispatch with 0x489098
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:969:poll_func: mainloop 0x47c3b0
> quit
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:767:gst_bus_source_dispatch:<bus1
>> source 0x47c5f8 handler returns 1
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1079:gst_bus_poll: mainloop stopp
> ed 0x47c3b0
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1324:gst_bus_remove_signal_watch:
> <bus1> removing signal watch 13
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:788:gst_bus_source_finalize:<bus1
>> finalize source 0x47c5f8
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:259:gst_bus_set_main_context:<bus
> 1> setting main context to (nil), GLib default context: 0x477f38
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_BUS
> gstbus.c:1092:gst_bus_poll:<bus1> finished
> poll with message 0x489098
> ERROR: from element /GstPipeline:pipeline0/GstWavParse:wavparse0:
> Internal data flow error.
> Additional debug info:
> gstwavparse.c(2122): gst_wavparse_loop ():
> /GstPipeline:pipeline0/GstWavParse:wavparse0:
> streaming task paused, reason not-linked (-1)
> 0:32:24.400000000 1137 0x420a00 LOG GST_MESSAGE
> gstmessage.c:195:gst_message_finalize: fin
> alize message 0x489098, error from wavparse0
> ERROR: pipeline doesn't want to preroll.
> Setting pipeline to NULL ...
> 0:32:24.400000000 1137 0x420a00 DEBUG GST_STATES
> gstelement.c:2638:gst_element_set_state_fu
> nc:<pipeline0> set_state to NULL
> 0:32:24.400000000 1137 0x420a00 DEBUG
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