<html xmlns:v="urn:schemas-microsoft-com:vml" xmlns:o="urn:schemas-microsoft-com:office:office" xmlns:w="urn:schemas-microsoft-com:office:word" xmlns:m="http://schemas.microsoft.com/office/2004/12/omml" xmlns="http://www.w3.org/TR/REC-html40"> <head> <meta http-equiv="Content-Type" content="text/html; charset=us-ascii"> <meta name="Generator" content="Microsoft Word 14 (filtered medium)"> <style></style> </head> <body lang="EN-US" link="blue" vlink="purple"> <div class="WordSection1"> Hi all<o:p></o:p> <o:p> </o:p> I have this strange issue where on h264 and mp3 rtmp stream most of the time flvdemux will have following warning message on debug mode “Waiting for audio stream pad to come up before we can push tags” followed by “Signaled no-more-pads already but had no audio pad – ignoring”. Hence it won’t do an audio negotiation and the stream fails.<o:p></o:p> <o:p> </o:p> Here is the sample pipeline I used;<o:p></o:p> gst-launch --gst-debug flvdemux:9 rtmpsrc name=livesrc location="rtmp://192.168.1.43/stream/test_stream live=1 timeout=5" livesrc. ! decodebin2 name=demux message-forward=true ! queue max-size-bytes=20971520 max-size-buffers=0 max-size-time=0 leaky=upstream ! audioconvert ! audioresample ! audiorate ! audio/x-raw-int, rate=44100 ! faac ! filesink location="/tmp/test.aac"<o:p></o:p> <o:p> </o:p> debug logs:<o:p></o:p> 0:00:00.538965000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'author' not handled<o:p></o:p> 0:00:00.539055000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'copyright' not handled<o:p></o:p> 0:00:00.539075000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'description' not handled<o:p></o:p> 0:00:00.539092000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'keywords' not handled<o:p></o:p> 0:00:00.539110000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'rating' not handled<o:p></o:p> 0:00:00.539134000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'presetname' not handled<o:p></o:p> 0:00:00.539551000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'videodevice' not handled<o:p></o:p> 0:00:00.539576000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'videocodecid' not handled<o:p></o:p> 0:00:00.539593000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'videodatarate' not handled<o:p></o:p> 0:00:00.539609000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'avclevel' not handled<o:p></o:p> 0:00:00.539625000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'avcprofile' not handled<o:p></o:p> 0:00:00.539641000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'videokeyframe_frequency' not handled<o:p></o:p> 0:00:00.539657000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'audiodevice' not handled<o:p></o:p> 0:00:00.539673000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'audiosamplerate' not handled<o:p></o:p> 0:00:00.539689000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'audiochannels' not handled<o:p></o:p> 0:00:00.539705000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'audioinputvolume' not handled<o:p></o:p> 0:00:00.539721000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:390:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'audiocodecid' not handled<o:p></o:p> 0:00:00.539737000 [333m 8858[00m 0x42b1230 [32;01mINFO [00m [00m flvdemux gstflvdemux.c:341:gst_flv_demux_parse_metadata_item:<flvdemux0>[00m Tag 'audiodatarate' not handled<o:p></o:p> <o:p> </o:p> <o:p> </o:p> <o:p> </o:p> 0:00:01.028182000 [333m 8858[00m 0x42b1230 [33;01mWARN [00m [00m flvdemux gstflvdemux.c:800:gst_flv_demux_parse_tag_audio:<flvdemux0>[00m Signaled no-more-pads already but had no audio pad -- ignoring<o:p></o:p> 0:00:01.028247000 [333m 8858[00m 0x42b1230 [33;01mWARN [00m [00m flvdemux gstflvdemux.c:1439:gst_flv_demux_parse_tag_video:<flvdemux0>[00m failed pushing a 2713 bytes video buffer: not-linked<o:p></o:p> 0:00:01.028272000 [333m 8858[00m 0x42b1230 [33;01mWARN [00m [00m flvdemux gstflvdemux.c:800:gst_flv_demux_parse_tag_audio:<flvdemux0>[00m Signaled no-more-pads already but had no audio pad -- ignoring<o:p></o:p> 0:00:01.028317000 [333m 8858[00m 0x42b1230 [33;01mWARN [00m [00m flvdemux gstflvdemux.c:800:gst_flv_demux_parse_tag_audio:<flvdemux0>[00m Signaled no-more-pads already but had no audio pad -- ignoring<o:p></o:p> 0:00:01.031612000 [333m 8858[00m 0x42b1230 [33;01mWARN [00m [00m flvdemux <o:p></o:p> gstflvdemux.c:800:gst_flv_demux_parse_tag_audio:<flvdemux0>[00m Signaled no-more-pads already but had no audio pad -- ignoring<o:p></o:p> 0:00:01.031721000 [333m 8858[00m 0x42b1230 [33;01mWARN [00m [00m flvdemux gstflvdemux.c:800:gst_flv_demux_parse_tag_audio:<flvdemux0>[00m Signaled no-more-pads already but had no audio pad -- ignoring<o:p></o:p> <o:p> </o:p> <o:p> </o:p> Thanks,<o:p></o:p> /SP<o:p></o:p> <o:p> </o:p> </div> </body> </html>