address@hidden:~$ gnash -v -M ffmpeg 'http://www.youtube.com/v/4xeivKv5sMs?version=2' 1936:1] 193 SECURITY: Checking security of URL 'http://www.youtube.com/v/4xeivKv5sMs?version=2' 1936:1] 193 SECURITY: Load from host www.youtube.com granted (default) 1936:1] 865 SECURITY: Extensions disabled 1936:2] 866 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 1936:3] 868 SECURITY: Checking security of URL 'https://s.ytimg.com/yts/swfbin/player-vfl44xCgu/cps.swf' 1936:3] 868 SECURITY: Load from host s.ytimg.com granted (default) 1936:1] 5685 UNIMPLEMENTED: System.security.allowDomain 1936:1] 5737 UNIMPLEMENTED: TextField.setNewTextFormat(), we'll delegate to setTextFormat 1936:1] 5783 SECURITY: SharedObject '/home/scott/.gnash/SharedObjects/www.youtube.com//soundData.sol' written to filesystem. 1936:1] 5812 UNIMPLEMENTED: MovieClip.filters() 1936:1] 5913 ERROR: No Video info in video definition 1936:1] 5923 UNIMPLEMENTED: System.security.loadPolicyFile 1936:3] 5924 SECURITY: Checking security of URL 'https://i1.ytimg.com/vi/4xeivKv5sMs/hqdefault.jpg' 1936:3] 5924 SECURITY: Load from host i1.ytimg.com granted (default) 1936:1] 5936 UNIMPLEMENTED: accessibility_updateProperties 1936:3] 6352 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' ...At this point, the window has come up, the picture displayed,, and the play button superimposed over the picture There is no videoplayback file, but it may be that the standalone player has its own config file. Now I click on the play button... 1936:1] 106627 SECURITY: Checking security of URL 'https://www.youtube.com/get_video_info?video_id=4xeivKv5sMs&sts=16010&el=embedded&ps=default&eurl=&hl=en_US' 1936:1] 106627 SECURITY: Load from host www.youtube.com granted (default) 1936:1] 107497 SECURITY: Connecting to movie: http://r5---sn-vgqs7n7r.googlevideo.com/videoplayback?id=e317a2bcabf9b0cb&sver=3&mt=1383853007&upn=0Rpzpvd0IM8&sparams=id%2Cip%2Cipbits%2Citag%2Cratebypass%2Csource%2Cupn%2Cexpire&source=youtube&mv=m&itag=18&key=yt5&ip=72.225.47.201&fexp=927844%2C941243%2C916611%2C936112%2C924616%2C907231&ms=au&ipbits=0&ratebypass=yes&expire=1383877395&signature=20F18E1805204863220DA6880FC2B4D74C951AA7.30CB9BF83C0CB1A5351AB5F94DD6B6721D69A68B&ptk=e-Muzyka&cm2=0 1936:1] 107497 SECURITY: Checking security of URL 'http://r5---sn-vgqs7n7r.googlevideo.com/videoplayback?id=e317a2bcabf9b0cb&sver=3&mt=1383853007&upn=0Rpzpvd0IM8&sparams=id%2Cip%2Cipbits%2Citag%2Cratebypass%2Csource%2Cupn%2Cexpire&source=youtube&mv=m&itag=18&key=yt5&ip=72.225.47.201&fexp=927844%2C941243%2C916611%2C936112%2C924616%2C907231&ms=au&ipbits=0&ratebypass=yes&expire=1383877395&signature=20F18E1805204863220DA6880FC2B4D74C951AA7.30CB9BF83C0CB1A5351AB5F94DD6B6721D69A68B&ptk=e-Muzyka&cm2=0' 1936:1] 107497 SECURITY: Load from host r5---sn-vgqs7n7r.googlevideo.com granted (default) 1936:1] 108227 UNIMPLEMENTED: MediaParserFfmpeg: unsupported whence value 65536 1936:1] 108227 UNIMPLEMENTED: MediaParserFfmpeg seek from end of file 1936:4] 108228 ERROR: MediaParserFfmpeg::parseNextFrame: Problems parsing next frame (av_read_frame returned -541478725). We'll consider the stream fully parsed. 1936:3] 108273 SECURITY: Checking security of URL 'https://www.youtube.com/ptracking?pltype=contentugc&ptchn=undefined&oid=Fui4NOug_Ci324lNj82y1w&ei=Fux7UrLUI4mZ6QGzx4HgAQ&plid=AATqm2csIga1k4j2&ptk=e-Muzyka&video_id=4xeivKv5sMs' 1936:3] 108273 SECURITY: Load from host www.youtube.com granted (default) 1936:1] 108277 UNIMPLEMENTED: Rectangle_intersects 1936:3] 108981 ERROR: Can't read file header 1936:3] 108981 ERROR: Unknown file type 1936:3] 108986 ERROR: Couldn't load library movie 'https://www.youtube.com/ptracking?pltype=contentugc&ptchn=undefined&oid=Fui4NOug_Ci324lNj82y1w&ei=Fux7UrLUI4mZ6QGzx4HgAQ&plid=AATqm2csIga1k4j2&ptk=e-Muzyka&video_id=4xeivKv5sMs' 1936:3] 108986 SECURITY: Checking security of URL 'https://s.youtube.com/s?ns=yt&docid=4xeivKv5sMs&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=0.213000000000008&plid=AATqm2csIga1k4j2&ei=Fux7UrLUI4mZ6QGzx4HgAQ&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=0&ldpj=-2&w=640&h=455&len=253&st=0.003&et=0.003&playback=1&fv=LNX%2010%2C1%2C999%2C0' 1936:3] 108986 SECURITY: Load from host s.youtube.com granted (default) 1936:3] 109468 ERROR: Can't read file header 1936:3] 109468 ERROR: Unknown file type 1936:3] 109472 ERROR: Couldn't load library movie 'https://s.youtube.com/s?ns=yt&docid=4xeivKv5sMs&el=embedded&ps=default&fexp=907231,924616&hl=en_US&rt=0.213000000000008&plid=AATqm2csIga1k4j2&ei=Fux7UrLUI4mZ6QGzx4HgAQ&cpn=dYjNnSegnqFxalJf&fmt=18&vq=auto&volume=100&mos=0&pbs=1&idpj=0&ldpj=-2&w=640&h=455&len=253&st=0.003&et=0.003&playback=1&fv=LNX%2010%2C1%2C999%2C0' ...and that's all she wrote...literally... the dots circle, and until I click on the close button, there is no more text in the terminal; then finally there is this line, and I then get the terminal back: 2048:1] 382300 SECURITY: SharedObject '/home/scott/.gnash/SharedObjects/www.youtube.com//soundData.sol' written to filesystem. The file in this last line is short, and beav reports the contents as: 0: 00 BF 00 00 00 2B 54 43 53 4F 00 04 00 00 00 00 .....+TCSO...... 10: 00 09 73 6F 75 6E 64 44 61 74 61 00 00 00 00 00 ..soundData..... 20: 06 76 6F 6C 75 6D 65 00 40 59 00 00 00 00 00 00 address@hidden 30: 00 .