how to remove audio from live stream

[Marc]

> 
> What about using decodebin and autovideosink (or another sink) to find
> out what is the right demuxer?
> 

Sorry, I am new to the use of gstreamer so I have not really found my way solving such things myself. I am also using a remote vm, so I am not really able to see video output.

gst-launch-1.0 -vv srtsrc uri=srt://:55556?mode=listener ! decodebin ! videoconvert ! autovideosink

/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstTypeFindElement:typefind.GstPad:src: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstTSDemux:tsdemux0.GstPad:sink: caps = video/mpegts, systemstream=(boolean)true, packetsize=(int)188
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:src_0: caps = video/x-h264, stream-format=(string)byte-stream
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstH264Parse:h264parse0.GstPad:sink: caps = video/x-h264, stream-format=(string)byte-stream
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:src_1: caps = audio/mpeg, mpegversion=(int)4, stream-format=(string)adts
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstAacParse:aacparse0.GstPad:sink: caps = audio/mpeg, mpegversion=(int)4, stream-format=(string)adts
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-buffers = 5
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-time = 0
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-bytes = 2097152
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:sink_0: caps = video/x-h264, stream-format=(string)byte-stream
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0.GstMultiQueuePad:sink_1: caps = audio/mpeg, mpegversion=(int)4, stream-format=(string)adts
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-buffers = 5
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstH264Parse:h264parse0.GstPad:src: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-time = 0
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstMultiQueue:multiqueue0: max-size-bytes = 2097152
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_aac:avdec_aac0.GstPad:sink: caps = audio/mpeg, framed=(boolean)true, mpegversion=(int)4, level=(string)2, base-profile=(string)lc, profile=(string)lc, rate=(int)44100, channels=(int)1, stream-format=(string)adts
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstAacParse:aacparse0.GstPad:src: caps = audio/mpeg, framed=(boolean)true, mpegversion=(int)4, level=(string)2, base-profile=(string)lc, profile=(string)lc, rate=(int)44100, channels=(int)1, stream-format=(string)adts
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_aac:avdec_aac0.GstPad:src: caps = audio/x-raw, format=(string)F32LE, layout=(string)non-interleaved, rate=(int)44100, channels=(int)1
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_h264:avdec_h264-0.GstPad:sink: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstCapsFilter:capsfilter0.GstPad:src: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/GstCapsFilter:capsfilter0.GstPad:sink: caps = video/x-h264, stream-format=(string)avc, width=(int)320, height=(int)480, framerate=(fraction)0/1, chroma-format=(string)4:2:0, bit-depth-luma=(uint)8, bit-depth-chroma=(uint)8, parsed=(boolean)true, alignment=(string)au, profile=(string)baseline, level=(string)2.1, codec_data=(buffer)01428015ffe1000d67428015da0503da01b4284d4001000468ce06e2
/GstPipeline:pipeline0/GstDecodeBin:decodebin0/avdec_h264:avdec_h264-0.GstPad:src: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
/GstPipeline:pipeline0/GstVideoConvert:videoconvert0.GstPad:src: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink.GstProxyPad:proxypad1: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstFakeSink:fake-video-sink.GstPad:sink: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
/GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0.GstGhostPad:sink: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
/GstPipeline:pipeline0/GstVideoConvert:videoconvert0.GstPad:sink: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
/GstPipeline:pipeline0/GstDecodeBin:decodebin0.GstDecodePad:src_0.GstProxyPad:proxypad4: caps = video/x-raw, format=(string)I420, width=(int)320, height=(int)480, interlace-mode=(string)progressive, pixel-aspect-ratio=(fraction)1/1, chroma-site=(string)mpeg2, framerate=(fraction)0/1
WARNING: from element /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstFakeSink:fake-video-sink: Pipeline construction is invalid, please add queues.
Additional debug info:
../libs/gst/base/gstbasesink.c(1258): gst_base_sink_query_latency (): /GstPipeline:pipeline0/GstAutoVideoSink:autovideosink0/GstFakeSink:fake-video-sink:
Not enough buffering available for  the processing deadline of 0:00:00.020000000, add enough queues to buffer  0:00:00.020000000 additional data. Shortening processing latency to 0:00:00.000000000.
0:00:14.750344997   411 0x7f27c0091800 ERROR                  libav :0:: corrupted macroblock 17 25 (total_coeff=-1)
0:00:14.750416555   411 0x7f27c0091800 ERROR                  libav :0:: error while decoding MB 17 25