<html> <head> <style></style> </head> <body class='hmmessage'> Hi All,<div>I recently installed gstreamer on my DM6446 board. After installation, i run the example provided by the TI. I met a problem. Here is my procedure:</div><div><snip></div><div> $ gst-launch --gst-debug-level=3 -v filesrc location=/root/media_file/davincieffect_pal.264 ! TIViddec2 codecName=h264enc engineName=decode ! TIDmaiVideoSink videoStd=D1_NTSC videoOutput=composite sync=false</div><div><br></div><div>I get the following debug information:</div><div><br></div><div><div>0:00:00.092229631  1110    0x150a8 INFO                GST_INIT gstquery.c:105:_gst_query_initialize: init queries</div><div>0:00:00.144839742  1110    0x150a8 INFO                GST_INIT gstmessage.c:73:_gst_message_initialize: init messages</div><div>0:00:00.150512557  1110    0x150a8 INFO      GST_PLUGIN_LOADING gstplugin.c:334:_gst_plugin_initialize: registering 0 static plugins</div><div>0:00:00.157380668  1110    0x150a8 INFO      GST_PLUGIN_LOADING gstplugin.c:250:gst_plugin_register_static: registered static plugin "staticelements"</div><div>0:00:00.158744557  1110    0x150a8 INFO      GST_PLUGIN_LOADING gstplugin.c:252:gst_plugin_register_static: added static plugin "staticelements", result: 1</div><div>0:00:00.170742000  1110    0x150a8 INFO                GST_INIT gst.c:925:ensure_current_registry: reading registry cache: /root/.gstreamer-0.10/registry.arm.bin</div><div>0:00:00.639163852  1110    0x150a8 INFO            GST_REGISTRY gstregistrybinary.c:1310:gst_registry_binary_read_cache: loaded /root/.gstreamer-0.10/registry.arm.bin in 0.466996 seconds</div><div>0:00:00.644422037  1111    0x150a8 INFO                GST_INIT gst.c:689:scan_and_update_registry: Validating registry cache: /root/.gstreamer-0.10/registry.arm.bin</div><div>0:00:00.953432630  1111    0x150a8 INFO                GST_INIT gst.c:774:scan_and_update_registry: Registry cache has not changed</div><div>0:00:00.956099556  1110    0x150a8 INFO                GST_INIT gst.c:968:ensure_current_registry: registry reading and updating done, result = 1</div><div>0:00:00.958846000  1110    0x150a8 INFO            GST_PIPELINE gstparse.c:291:gst_parse_launch_full: parsing pipeline description 'filesrc location=/root/media_file/davincieffect_pal.264 ! TIViddec2 codecName=h264enc engineName=decode ! TIDmaiVideoSink videoStd=D1_NTSC videoOutput=composite sync=false '</div><div>0:00:00.990659335  1110    0x150a8 INFO      GST_PLUGIN_LOADING gstplugin.c:658:gst_plugin_load_file: plugin "/opt/gstreamer/lib/gstreamer-0.10/libgstcoreelements.so" loaded</div><div>0:00:00.991838594  1110    0x150a8 INFO     GST_ELEMENT_FACTORY gstelementfactory.c:402:gst_element_factory_create: creating element "filesrc"</div><div>0:00:00.999395852  1110    0x150a8 INFO        GST_ELEMENT_PADS gstelement.c:727:gst_element_add_pad:<GstBaseSrc@0xc1000> adding pad 'src'</div><div>0:00:01.054689594  1110    0x150a8 INFO      GST_PLUGIN_LOADING gstplugin.c:658:gst_plugin_load_file: plugin "/opt/gstreamer/lib/gstreamer-0.10/libgstticodecplugin.so" loaded</div><div>0:00:01.055963927  1110    0x150a8 INFO     GST_ELEMENT_FACTORY gstelementfactory.c:402:gst_element_factory_create: creating element "TIViddec2"</div><div>0:00:01.070074704  1110    0x150a8 INFO        GST_ELEMENT_PADS gstelement.c:727:gst_element_add_pad:<GstTIViddec2@0xc6018> adding pad 'sink'</div><div>0:00:01.071385408  1110    0x150a8 INFO        GST_ELEMENT_PADS gstelement.c:727:gst_element_add_pad:<GstTIViddec2@0xc6018> adding pad 'src'</div><div>0:00:01.075442704  1110    0x150a8 INFO     GST_ELEMENT_FACTORY gstelementfactory.c:402:gst_element_factory_create: creating element "TIDmaiVideoSink"</div><div>0:00:01.086375778  1110    0x150a8 INFO        GST_ELEMENT_PADS gstelement.c:727:gst_element_add_pad:<GstBaseSink@0xc9f18> adding pad 'sink'</div><div>0:00:01.091520853  1110    0x150a8 INFO     GST_ELEMENT_FACTORY gstelementfactory.c:402:gst_element_factory_create: creating element "pipeline"</div><div>0:00:01.096073186  1110    0x150a8 INFO            GST_PIPELINE ./grammar.y:511:gst_parse_perform_link: (null)</div><div>0:00:01.097418224  1110    0x150a8 INFO        GST_ELEMENT_PADS gstutils.c:1587:gst_element_link_pads: trying to link element filesrc0:(any) to element tividdec20:(any)</div><div>0:00:01.098900075  1110    0x150a8 INFO                GST_PADS gstutils.c:1045:gst_pad_check_link: trying to link filesrc0:src and tividdec20:src</div><div>0:00:01.100068816  1110    0x150a8 INFO                GST_PADS gstutils.c:1065:gst_pad_check_link: Sink pad tividdec20:src is not sink pad, failed</div><div>0:00:01.101211409  1110    0x150a8 INFO                GST_PADS gstutils.c:1045:gst_pad_check_link: trying to link filesrc0:src and tividdec20:sink</div><div>0:00:01.103168483  1110    0x150a8 INFO                GST_PADS gstutils.c:1492:prepare_link_maybe_ghosting: filesrc0 and tividdec20 in same bin, no need for ghost pads</div><div>0:00:01.105359742  1110    0x150a8 INFO                GST_PADS gstpad.c:1874:gst_pad_link_prepare: trying to link filesrc0:src and tividdec20:sink</div><div>0:00:01.106579372  1110    0x150a8 INFO                GST_PADS gstpad.c:2047:gst_pad_link: linked filesrc0:src and tividdec20:sink, successful</div><div>0:00:01.108578593  1110    0x150a8 INFO            GST_PIPELINE ./grammar.y:511:gst_parse_perform_link: (null)</div><div>0:00:01.109638778  1110    0x150a8 INFO        GST_ELEMENT_PADS gstutils.c:1587:gst_element_link_pads: trying to link element tividdec20:(any) to element tidmaivideosink0:(any)</div><div>0:00:01.110837408  1110    0x150a8 INFO                GST_PADS gstutils.c:1045:gst_pad_check_link: trying to link tividdec20:src and tidmaivideosink0:sink</div><div>0:00:01.114898556  1110    0x150a8 INFO                GST_PADS gstutils.c:1492:prepare_link_maybe_ghosting: tividdec20 and tidmaivideosink0 in same bin, no need for ghost pads</div><div>0:00:01.116465889  1110    0x150a8 INFO                GST_PADS gstpad.c:1874:gst_pad_link_prepare: trying to link tividdec20:src and tidmaivideosink0:sink</div><div>0:00:01.460492926  1110    0x150a8 INFO                GST_PADS gstpad.c:2047:gst_pad_link: linked tividdec20:src and tidmaivideosink0:sink, successful</div><div>Setting pipeline to PAUSED ...</div><div>0:00:01.464409519  1110    0x150a8 INFO              GST_STATES gstelement.c:2238:gst_element_continue_state:<tidmaivideosink0> completed state change to READY</div><div>0:00:01.465579815  1110    0x150a8 INFO              GST_STATES gstelement.c:2251:gst_element_continue_state:<tidmaivideosink0> posting state-changed NULL to READY</div><div>0:00:01.467598111  1110    0x150a8 INFO              GST_STATES gstbin.c:2425:gst_bin_change_state_func:<pipeline0> child 'tidmaivideosink0' changed state to 2(READY) successfully</div><div>0:00:01.469137223  1110    0x150a8 INFO              GST_STATES gstelement.c:2238:gst_element_continue_state:<tividdec20> completed state change to READY</div><div>0:00:01.470278815  1110    0x150a8 INFO              GST_STATES gstelement.c:2251:gst_element_continue_state:<tividdec20> posting state-changed NULL to READY</div><div>0:00:01.471716630  1110    0x150a8 INFO              GST_STATES gstbin.c:2425:gst_bin_change_state_func:<pipeline0> child 'tividdec20' changed state to 2(READY) successfully</div><div>0:00:01.473053037  1110    0x150a8 INFO              GST_STATES gstelement.c:2238:gst_element_continue_state:<filesrc0> completed state change to READY</div><div>0:00:01.474197334  1110    0x150a8 INFO              GST_STATES gstelement.c:2251:gst_element_continue_state:<filesrc0> posting state-changed NULL to READY</div><div>0:00:01.475617445  1110    0x150a8 INFO              GST_STATES gstbin.c:2425:gst_bin_change_state_func:<pipeline0> child 'filesrc0' changed state to 2(READY) successfully</div><div>0:00:01.477020148  1110    0x150a8 INFO              GST_STATES gstelement.c:2211:gst_element_continue_state:<pipeline0> committing state from NULL to READY, pending PAUSED, next PAUSED</div><div>0:00:01.478586111  1110    0x150a8 INFO              GST_STATES gstelement.c:2220:gst_element_continue_state:<pipeline0> continue state change READY to PAUSED, final PAUSED</div><div>0:00:01.481026778  1110    0x150a8 INFO              GST_STATES gstbin.c:2431:gst_bin_change_state_func:<pipeline0> child 'tidmaivideosink0' is changing state asynchronously to PAUSED</div><div>0:00:01.482620037  1110    0x150a8 INFO              GST_STATES gstelement.c:2238:gst_element_continue_state:<tividdec20> completed state change to PAUSED</div><div>0:00:01.483778334  1110    0x150a8 INFO              GST_STATES gstelement.c:2251:gst_element_continue_state:<tividdec20> posting state-changed READY to PAUSED</div><div>0:00:01.485186963  1110    0x150a8 INFO              GST_STATES gstbin.c:2425:gst_bin_change_state_func:<pipeline0> child 'tividdec20' changed state to 3(PAUSED) successfully</div><div>0:00:01.486656223  1110    0x150a8 INFO                 filesrc gstfilesrc.c:981:gst_file_src_start:<filesrc0> opening file /root/media_file/davincieffect_pal.264</div><div>0:00:01.490068519  1110    0x150a8 INFO               GST_EVENT gstevent.c:597:gst_event_new_new_segment_full: creating newsegment update 0, rate 1.000000, format bytes, start 0, stop 75015005, position 0</div><div>0:00:01.494114630  1110    0x150a8 INFO              GST_STATES gstelement.c:2238:gst_element_continue_state:<filesrc0> completed state change to PAUSED</div><div>0:00:01.495314000  1110    0x150a8 INFO              GST_STATES gstelement.c:2251:gst_element_continue_state:<filesrc0> posting state-changed READY to PAUSED</div><div>0:00:01.496737000  1110    0x150a8 INFO              GST_STATES gstbin.c:2425:gst_bin_change_state_func:<pipeline0> child 'filesrc0' changed state to 3(PAUSED) successfully</div><div>Pipeline is PREROLLING ...</div><div>0:00:01.499832000  1110    0xca6e8 INFO               GST_EVENT gstevent.c:591:gst_event_new_new_segment_full: creating newsegment update 0, rate 1.000000, format GST_FORMAT_TIME, start 0:00:00.000000000, stop 99:99:99.999999999, position 0:00:00.000000000</div><div>0:00:02.195053037  1110    0xcf600 WARN               TIViddec2 gsttividdec2.c:1278:gst_tividdec2_codec_start:<tividdec20> error: failed to create video decoder: h264enc</div><div><br></div><div>0:00:02.197261667  1110    0xcf600 INFO        GST_ERROR_SYSTEM gstelement.c:1763:gst_element_message_full:<tividdec20> posting message: failed to create video decoder: h264enc</div><div><br></div><div>0:00:02.199189741  1110    0xcf600 INFO        GST_ERROR_SYSTEM gstelement.c:1786:gst_element_message_full:<tividdec20> posted error message: failed to create video decoder: h264enc</div><div><br></div><div>0:00:02.200621630  1110    0xcf600 WARN               TIViddec2 gsttividdec2.c:1372:gst_tividdec2_decode_thread:<tividdec20> error: failed to start codec</div><div><br></div><div>0:00:02.202210297  1110    0xcf600 INFO        GST_ERROR_SYSTEM gstelement.c:1763:gst_element_message_full:<tividdec20> posting message: failed to start codec</div><div><br></div><div>0:00:02.203623260  1110    0xcf600 INFO        GST_ERROR_SYSTEM gstelement.c:1786:gst_element_message_full:<tividdec20> posted error message: failed to start codec</div><div><br></div><div>gst-launch-0.10: BufTab.c:440: BufTab_getNumBufs: Assertion `hBufTab' failed.</div><div>0:00:02.208695667  1110    0xca6e8 WARN               TIViddec2 gsttividdec2.c:1034:gst_tividdec2_init_video:<tividdec20> error: decode thread failed to create circbuf or display buffer handles</div><div><br></div><div>0:00:02.210385482  1110    0xca6e8 INFO        GST_ERROR_SYSTEM gstelement.c:1763:gst_element_message_full:<tividdec20> posting message: decode thread failed to create circbuf or display buffer handles</div><div><br></div><div>ERROR: from element /GstPipeline:pipeline0/GstTIViddec2:tividdec20: failed to create video decoder: h264enc</div><div><br></div><div>Additional debug info:</div><div>gsttividdec2.c(1278): gst_tividdec2_codec_start (): /GstPipeline:pipeline0/GstTIViddec2:tividdec20</div><div>ERROR: pipeline doesn't want to preroll.</div><div>Setting pipeline to NULL ...</div><div>0:00:02.222830630  1110    0x150a8 INFO              GST_STATES gstelement.c:2238:gst_element_continue_state:<tidmaivideosink0> completed state change to READY</div><div>0:00:02.224198704  1110    0x150a8 INFO              GST_STATES gstelement.c:2251:gst_element_continue_state:<tidmaivideosink0> posting state-changed READY to READY</div><div>0:00:02.225617630  1110    0x150a8 INFO              GST_STATES gstbin.c:2425:gst_bin_change_state_func:<pipeline0> child 'tidmaivideosink0' changed state to 2(READY) successfully</div><div>0:00:02.227826704  1110    0xca6e8 INFO        GST_ERROR_SYSTEM gstelement.c:1786:gst_element_message_full:<tividdec20> posted error message: decode thread failed to create circbuf or display buffer handles</div><div><br></div><div>0:00:02.229330519  1110    0xca6e8 WARN               TIViddec2 gsttividdec2.c:903:gst_tividdec2_chain:<tividdec20> error: unable to initialize video</div><div><br></div><div>0:00:02.230915334  1110    0xca6e8 INFO        GST_ERROR_SYSTEM gstelement.c:1763:gst_element_message_full:<tividdec20> posting message: unable to initialize video</div><div><br></div><div>0:00:02.232324334  1110    0xca6e8 INFO        GST_ERROR_SYSTEM gstelement.c:1786:gst_element_message_full:<tividdec20> posted error message: unable to initialize video</div><div><br></div><div>0:00:02.233696186  1110    0xca6e8 INFO                 basesrc gstbasesrc.c:2326:gst_base_src_loop:<filesrc0> pausing after gst_pad_push() = unexpected</div><div>0:00:02.234925593  1110    0xca6e8 INFO               GST_EVENT gstpad.c:5003:gst_pad_send_event:<tividdec20:sink> Received event on flushing pad. Discarding</div><div></snip></div></div><div>Thanks a lot!</div><div><br></div><div>Best Wishes,</div><div>Yaohui Hu</div><div><br></div> </body> </html>