address@hidden:~$ gnash  -v -M gst 'http://www.youtube.com/v/523uxFMUTGA?version=2'
3598:1] 157 SECURITY: Checking security of URL 'http://www.youtube.com/v/523uxFMUTGA?version=2'
3598:1] 157 SECURITY: Load from host www.youtube.com granted (default)
3598:1] 883 SECURITY: Extensions disabled
3598:2] 884 UNIMPLEMENTED: FileAttributes tag in the SWF requests that network access is not granted to this movie (or application?) when loaded from the filesystem. Anyway Gnash won't care; use white/black listing in your .gnashrc instead
3598:3] 904 SECURITY: Checking security of URL 'https://s.ytimg.com/yts/swfbin/player-vfl44xCgu/cps.swf'
3598:3] 904 SECURITY: Load from host s.ytimg.com granted (default)
3598:1] 2005 UNIMPLEMENTED: System.security.allowDomain
3598:1] 2032 UNIMPLEMENTED: TextField.setNewTextFormat(), we'll delegate to setTextFormat
3598:1] 2082 SECURITY: SharedObject '/home/scott/.gnash/SharedObjects/www.youtube.com//soundData.sol' written to filesystem.
3598:1] 2112 UNIMPLEMENTED: MovieClip.filters()
3598:1] 2222 ERROR: No Video info in video definition
3598:1] 2232 UNIMPLEMENTED: System.security.loadPolicyFile
3598:3] 2232 SECURITY: Checking security of URL 'https://i1.ytimg.com/vi/523uxFMUTGA/hqdefault.jpg'
3598:3] 2232 SECURITY: Load from host i1.ytimg.com granted (default)
3598:1] 2246 UNIMPLEMENTED: accessibility_updateProperties
3598:3] 2734 UNIMPLEMENTED: Requested to keep from completely loading a movie, but the movie in question is an image, for which we don't yet have the concept of a 'loading thread'
3598:1] 9265 SECURITY: Checking security of URL 'https://www.youtube.com/get_video_info?video_id=523uxFMUTGA&sts=16010&el=embedded&ps=default&eurl=&hl=en_US'
3598:1] 9265 SECURITY: Load from host www.youtube.com granted (default)
3598:1] 10238 SECURITY: Connecting to movie: http://r4---sn-vgqs7n7l.googlevideo.com/videoplayback?key=yt5&ip=72.225.47.201&itag=18&mt=1383859407&sver=3&mv=m&source=youtube&ms=au&ratebypass=yes&sparams=id%2Cip%2Cipbits%2Citag%2Cratebypass%2Csource%2Cupn%2Cexpire&expire=1383882591&ipbits=0&upn=Pm2zDyj8eXs&id=e76deec453144c60&fexp=942000%2C932260%2C916612%2C924616%2C907231&signature=93B72B8DAE6C154012F09B423A1EEEF888A06E4F.2CB8787FA6BC873DBED4C63320959056DCE2AD92&ptk=montypython&cm2=0
3598:1] 10238 SECURITY: Checking security of URL 'http://r4---sn-vgqs7n7l.googlevideo.com/videoplayback?key=yt5&ip=72.225.47.201&itag=18&mt=1383859407&sver=3&mv=m&source=youtube&ms=au&ratebypass=yes&sparams=id%2Cip%2Cipbits%2Citag%2Cratebypass%2Csource%2Cupn%2Cexpire&expire=1383882591&ipbits=0&upn=Pm2zDyj8eXs&id=e76deec453144c60&fexp=942000%2C932260%2C916612%2C924616%2C907231&signature=93B72B8DAE6C154012F09B423A1EEEF888A06E4F.2CB8787FA6BC873DBED4C63320959056DCE2AD92&ptk=montypython&cm2=0'
3598:1] 10238 SECURITY: Load from host r4---sn-vgqs7n7l.googlevideo.com granted (default)
3598:1] 10536 UNIMPLEMENTED: MediaParserGst won't set codec, sampleRate, sampleSize, stereo and duration in AudioInfo
3598:3] 10595 SECURITY: Checking security of URL 'https://www.youtube.com/ptracking?pltype=content&ptchn=MontyPython&oid=nBMci7zqiq8vwvBdBNKJcg&ei=_gR8UuLVJdO40QGvwICwBw&plid=AATqnOM238RMyO4n&ptk=montypython&video_id=523uxFMUTGA'
3598:3] 10595 SECURITY: Load from host www.youtube.com granted (default)
3598:1] 10601 UNIMPLEMENTED: Rectangle_intersects
3598:1] 10925 UNIMPLEMENTED: MovieClip.unloadMovie()
3598:3] 11074 ERROR: Can't read file header
3598:3] 11074 ERROR: Unknown file type
3598:3] 11078 ERROR: Couldn't load library movie 'https://www.youtube.com/ptracking?pltype=content&ptchn=MontyPython&oid=nBMci7zqiq8vwvBdBNKJcg&ei=_gR8UuLVJdO40QGvwICwBw&plid=AATqnOM238RMyO4n&ptk=montypython&video_id=523uxFMUTGA'
3598:3] 11079 SECURITY: Checking security of URL 'https://s2.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=0.444000000000001&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&yttk=1&et=0.177&st=0.177&asv=2&ctp=1'
3598:3] 11079 SECURITY: Load from host s2.youtube.com granted (default)
3598:3] 11541 ERROR: Can't read file header
3598:3] 11541 ERROR: Unknown file type
3598:3] 11544 ERROR: Couldn't load library movie 'https://s2.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=0.444000000000001&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&yttk=1&et=0.177&st=0.177&asv=2&ctp=1'
3598:3] 11544 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=0.322000000000001&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=0.177&et=0.177&playback=1&fv=LNX%2010%2C1%2C999%2C0'
3598:3] 11544 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 12061 ERROR: Can't read file header
3598:3] 12062 ERROR: Unknown file type
3598:3] 12065 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=0.322000000000001&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=0.177&et=0.177&playback=1&fv=LNX%2010%2C1%2C999%2C0'
3598:3] 12065 SECURITY: Checking security of URL 'https://s.ytimg.com/yts/swfbin/player-vfl44xCgu/ad.swf'
3598:3] 12065 SECURITY: Load from host s.ytimg.com granted (default)
3598:4] 12607 UNIMPLEMENTED: FileAttributes tag in the SWF requests that network access is not granted to this movie (or application?) when loaded from the filesystem. Anyway Gnash won't care; use white/black listing in your .gnashrc instead
3598:4] 12623 UNIMPLEMENTED: LanguageCode (1) in DefineFont tag
3598:4] 12624 UNIMPLEMENTED: Bounds table in DefineFont2Tag
3598:1] 14463 NETWORK: getURL: HOSTFD is -1
Created new window in existing browser session.
3598:3] 15559 SECURITY: Checking security of URL 'http://pagead2.googlesyndication.com/pagead/scache/googlevideoads.swf'
3598:3] 15559 SECURITY: Load from host pagead2.googlesyndication.com granted (default)
3598:5] 15704 UNIMPLEMENTED: FileAttributes tag in the SWF requests that network access is not granted to this movie (or application?) when loaded from the filesystem. Anyway Gnash won't care; use white/black listing in your .gnashrc instead
3598:1] 16172 SECURITY: Checking security of URL 'http://pagead2.googlesyndication.com/pagead/yt_blacklist_domains.txt'
3598:1] 16172 SECURITY: Load from host pagead2.googlesyndication.com granted (default)
3598:1] 16316 SECURITY: Checking security of URL 'http://googleads.g.doubleclick.net/pagead/test_domain.txt'
3598:1] 16316 SECURITY: Load from host googleads.g.doubleclick.net granted (default)
3598:1] 16538 SECURITY: Checking security of URL 'http://pagead2.googlesyndication.com/pagead/ads?withpyv=true&unviewed_position_start=1&image_size=480x70,468x60,450x50&videoad_start_delay=1&video_doc_id=yt_523uxFMUTGA&flash=10.1.999&frm=0&u_tz=-300&dt=1383859461053&u_asa=0&dblk=1&hl=en&ht_id=4118093&host=ca-host-pub-5783882756792254&output=xml&ad_type=text_staticimage_flash&channel=invideo_overlay_480x70_cat23+afv_overlay+Vertical_3+Vertical_34+Vertical_36+Vertical_182+Vertical_358+Vertical_1047+Vertical_1095+yt_mpvid_AATqnOM22B_cQe9-+yt_cid_7624+ytdevice_1+ytps_default+ytel_embedded+Overlay&num_ads=3&url=http%3A%2F%2Fwww%2Eyoutube%2Ecom%2Fvideo%2F523uxFMUTGA&client=ca-pub-6219811747049371&correlator=446428308353659189&video_product_type=5&sdkv=0'
3598:1] 16539 SECURITY: Load from host pagead2.googlesyndication.com granted (default)
3598:1] 17098 NETWORK: getURL: HOSTFD is -1
Created new window in existing browser session.
3598:3] 17632 SECURITY: Checking security of URL 'https://www.youtube.com/player_204?sst=10&at=2_1&slots=sst~10;at~2_1&allowed=2_1,2_3&ex_ads=3=1_1,1_2,1_2_1,1_3,2_2,2_2_1&len=97&mt=4.781&cid=7624&ps=default&el=embedded&art=3.17&event=ad&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&v=523uxFMUTGA&ad_flags=0&ad_event=1'
3598:3] 17632 SECURITY: Load from host www.youtube.com granted (default)
3598:3] 18148 ERROR: Can't read file header
3598:3] 18148 ERROR: Unknown file type
3598:3] 18151 ERROR: Couldn't load library movie 'https://www.youtube.com/player_204?sst=10&at=2_1&slots=sst~10;at~2_1&allowed=2_1,2_3&ex_ads=3=1_1,1_2,1_2_1,1_3,2_2,2_2_1&len=97&mt=4.781&cid=7624&ps=default&el=embedded&art=3.17&event=ad&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&v=523uxFMUTGA&ad_flags=0&ad_event=1'
3598:3] 20914 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=10.352&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=0&et=7.003'
3598:3] 20915 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 21332 ERROR: Can't read file header
3598:3] 21333 ERROR: Unknown file type
3598:3] 21336 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=10.352&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=0&et=7.003'
3598:3] 24015 SECURITY: Checking security of URL 'https://www.youtube.com/player_204?sst=10&at=2_1&len=97&mt=10.101&cid=7624&ps=default&el=embedded&art=9.55&event=ad&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&v=523uxFMUTGA&ad_flags=0&ad_event=3'
3598:3] 24015 SECURITY: Load from host www.youtube.com granted (default)
3598:3] 24424 ERROR: Can't read file header
3598:3] 24424 ERROR: Unknown file type
3598:3] 24427 ERROR: Couldn't load library movie 'https://www.youtube.com/player_204?sst=10&at=2_1&len=97&mt=10.101&cid=7624&ps=default&el=embedded&art=9.55&event=ad&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&v=523uxFMUTGA&ad_flags=0&ad_event=3'
3598:3] 30894 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=20.332&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=7.003&et=17.016'
3598:3] 30895 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 31806 ERROR: Can't read file header
3598:3] 31806 ERROR: Unknown file type
3598:3] 31811 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=20.332&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=7.003&et=17.016'
3598:3] 40892 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=30.329&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=17.016&et=27.013'
3598:3] 40892 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 41366 ERROR: Can't read file header
3598:3] 41366 ERROR: Unknown file type
3598:3] 41370 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=30.329&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=17.016&et=27.013'
3598:3] 80890 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=70.328&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=27.013&et=67.011'
3598:3] 80891 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 81371 ERROR: Can't read file header
3598:3] 81371 ERROR: Unknown file type
3598:3] 81377 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=70.328&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=27.013&et=67.011'
3598:1] 91721 SECURITY: Checking security of URL 'https://www.youtube.com/set_awesome?&video_id=523uxFMUTGA&l=97&t=vjVQa1PpcFNwFRY573EUoJSL36lTj141_kvihQDMp08=&w=0.802484536082474&ps=default&el=embedded&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw'
3598:1] 91721 SECURITY: Load from host www.youtube.com granted (default)
3598:3] 110725 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=100.162&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=2&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=67.011&et=96.794'
3598:3] 110725 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 113309 ERROR: Can't read file header
3598:3] 113309 ERROR: Unknown file type
3598:3] 113312 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=523uxFMUTGA&sw=1.0&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=100.162&plid=AATqnOM238RMyO4n&ei=_gR8UuLVJdO40QGvwICwBw&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=2&idpj=-2&ldpj=-30&w=640&h=455&len=97&st=67.011&et=96.794'
3598:3] 113312 SECURITY: Checking security of URL 'https://s.youtube.com/stream_204?vsp=1&ps=default&el=embedded&event=streamingerror&ei=_gR8UuLVJdO40QGvwICwBw&plid=AATqnOM238RMyO4n&v=523uxFMUTGA&erc=1&shost=r4---sn-vgqs7n7l.googlevideo.com&fmt=18&end=96.794&len=97&t=vjVQa1PpcFNwFRY573EUoJSL36lTj141_kvihQDMp08=&fv=LNX%2010%2C1%2C999%2C0&bc=-1&ec=104'
3598:3] 113312 SECURITY: Load from host s.youtube.com granted (default)
3598:3] 113738 ERROR: Can't read file header
3598:3] 113738 ERROR: Unknown file type
3598:3] 113741 ERROR: Couldn't load library movie 'https://s.youtube.com/stream_204?vsp=1&ps=default&el=embedded&event=streamingerror&ei=_gR8UuLVJdO40QGvwICwBw&plid=AATqnOM238RMyO4n&v=523uxFMUTGA&erc=1&shost=r4---sn-vgqs7n7l.googlevideo.com&fmt=18&end=96.794&len=97&t=vjVQa1PpcFNwFRY573EUoJSL36lTj141_kvihQDMp08=&fv=LNX%2010%2C1%2C999%2C0&bc=-1&ec=104'
3598:1] 132257 SECURITY: SharedObject '/home/scott/.gnash/SharedObjects/www.youtube.com//soundData.sol' written to filesystem.