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Re: [Savonet-users] LOG FILE re Bug? merge_tracks() and/or switch() - Demo Code Included
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From: mcquiggi <mcq...@me...> - 2013-03-24 16:50:24
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Okay thanks, I created an account and poted a level 4 log file from the test program there. Thanks for looking at the issue! Kevin On 2013-03-24, at 9:30 AM, Romain Beauxis <to...@ra...> wrote: > Hi! > > Oh my, I missed this. Let's move all the discussion there: > https://github.com/savonet/liquidsoap/issues/46 > > Romain > > 2013/3/23 mcquiggi <mcq...@me...>: >> Hi Again: >> >> Here is my log file for the demo program, I think it will complement my original message: >> >> 2013/03/23 14:38:14 >>> LOG START >> 2013/03/23 14:38:14 [protocols.external:3] Found "/usr/bin/wget". >> 2013/03/23 14:38:14 [main:3] Liquidsoap 1.1.0+scm (git://github.com/savonet/liquidsoap.git@0836328521658f193caeddbbabad4495a3acd701:20130317:173625) >> 2013/03/23 14:38:14 [main:3] Using: graphics=[distributed with Ocaml] pcre=6.2.5 dtools=0.3.0 duppy=0.4.2 duppy.syntax=0.4.2 cry=0.2.2 mm=0.2.1 xmlplaylist=0.1.3 ogg=0.4.4 vorbis=0.6.1 mad=0.4.4 flac=0.1.1 flac.ogg=0.1.1 dynlink=[distributed with Ocaml] lame=0.3.1 alsa=0.2.1 ao=0.2.0 taglib=0.3.0 camomile=0.8.4 faad=0.3.2 portaudio=0.2.0 pulseaudio=0.1.2 ladspa=0.1.4 camlimages=4.0.0 >> 2013/03/23 14:38:14 [main:2] >> 2013/03/23 14:38:14 [main:2] DISCLAIMER: This version of Liquidsoap has been >> 2013/03/23 14:38:14 [main:2] compiled from a snapshot of the development code. >> 2013/03/23 14:38:14 [main:2] As such, it should not be used in production >> 2013/03/23 14:38:14 [main:2] unless you know what you are doing! >> 2013/03/23 14:38:14 [main:2] >> 2013/03/23 14:38:14 [main:2] We are, however, very interested in any feedback >> 2013/03/23 14:38:14 [main:2] about our development code and committed to fix >> 2013/03/23 14:38:14 [main:2] issues as soon as possible. >> 2013/03/23 14:38:14 [main:2] >> 2013/03/23 14:38:14 [main:2] If you are interested in collaborating to >> 2013/03/23 14:38:14 [main:2] the development of Liquidsoap, feel free to >> 2013/03/23 14:38:14 [main:2] drop us a mail at <sav...@li...> >> 2013/03/23 14:38:14 [main:2] or to join the #savonet IRC channel on Freenode. >> 2013/03/23 14:38:14 [main:2] >> 2013/03/23 14:38:14 [main:2] Please send any bug report or feature request >> 2013/03/23 14:38:14 [main:2] at <https://github.com/savonet/liquidsoap/issues>. >> 2013/03/23 14:38:14 [main:2] >> 2013/03/23 14:38:14 [main:2] We hope you enjoy this snapshot build of Liquidsoap! >> 2013/03/23 14:38:14 [main:2] >> 2013/03/23 14:38:14 [dynamic.loader:3] Could not find dynamic module for aacplus encoder. >> 2013/03/23 14:38:14 [frame:3] Using 44100Hz audio, 25Hz video, 44100Hz master. >> 2013/03/23 14:38:14 [frame:3] Frame size must be a multiple of 1764 ticks = 1764 audio samples = 1 video samples. >> 2013/03/23 14:38:14 [frame:3] Targetting 'frame.duration': 0.04s = 1764 audio samples = 1764 ticks. >> 2013/03/23 14:38:14 [frame:3] Frames last 0.04s = 1764 audio samples = 1 video samples = 1764 ticks. >> 2013/03/23 14:38:14 [threads:3] Created thread "generic queue #1". >> 2013/03/23 14:38:14 [threads:3] Created thread "generic queue #2". >> 2013/03/23 14:38:14 [test(dot)pls:3] Loading playlist... >> 2013/03/23 14:38:14 [test(dot)pls:3] No mime type specified, trying autodetection. >> 2013/03/23 14:38:14 [test(dot)pls:3] Playlist treated as format audio/mpegurl >> 2013/03/23 14:38:14 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/a.ogg". >> 2013/03/23 14:38:14 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/b.ogg". >> 2013/03/23 14:38:14 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/c.ogg". >> 2013/03/23 14:38:14 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/d.ogg". >> 2013/03/23 14:38:15 [test(dot)pls:3] Successfully loaded a playlist of 4 tracks. >> 2013/03/23 14:38:15 [vorbis-dev:3] Connecting mount vorbis-dev for source@localhost... >> 2013/03/23 14:38:15 [vorbis-dev:3] Connection setup was successful. >> 2013/03/23 14:38:15 [mp3-dev:3] Connecting mount mp3-dev for source@localhost... >> 2013/03/23 14:38:15 [mp3-dev:3] Connection setup was successful. >> 2013/03/23 14:38:15 [threads:3] Created thread "wallclock_main" (1 total). >> 2013/03/23 14:38:15 [clock.wallclock_main:3] Streaming loop starts, synchronized with wallclock. >> 2013/03/23 14:38:15 [mksafe:3] Switch to safe_blank. >> 2013/03/23 14:38:30 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/a.ogg". >> 2013/03/23 14:38:30 [test(dot)pls:3] Prepared "/home/kevin/radio/content/test/a.ogg" (RID 5). >> 2013/03/23 14:38:30 [mksafe:3] Switch to switch_5237 with transition. >> 2013/03/23 14:38:30 [switch_5237:3] Switch to sequence_5235. >> 2013/03/23 14:38:30 [test(dot)pls:3] Finished with "/home/kevin/radio/content/test/a.ogg". >> 2013/03/23 14:38:31 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/b.ogg". >> 2013/03/23 14:38:31 [test(dot)pls:3] Prepared "/home/kevin/radio/content/test/b.ogg" (RID 6). >> 2013/03/23 14:38:31 [test(dot)pls:3] Finished with "/home/kevin/radio/content/test/b.ogg". >> 2013/03/23 14:38:31 [mksafe:3] Switch to safe_blank with forgetful transition. >> 2013/03/23 14:39:00 [mksafe:3] Switch to switch_5237 with transition. >> 2013/03/23 14:39:00 [switch_5237:3] Switch to sequence_5235. >> 2013/03/23 14:39:00 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/c.ogg". >> 2013/03/23 14:39:00 [test(dot)pls:3] Prepared "/home/kevin/radio/content/test/c.ogg" (RID 7). >> 2013/03/23 14:39:01 [test(dot)pls:3] Finished with "/home/kevin/radio/content/test/c.ogg". >> 2013/03/23 14:39:01 [decoder:3] Method "OGG" accepted "/home/kevin/radio/content/test/d.ogg". >> 2013/03/23 14:39:01 [test(dot)pls:3] Prepared "/home/kevin/radio/content/test/d.ogg" (RID 8). >> 2013/03/23 14:39:01 [test(dot)pls:3] Finished with "/home/kevin/radio/content/test/d.ogg". >> 2013/03/23 14:39:01 [mksafe:3] Switch to safe_blank with forgetful transition. >> 2013/03/23 14:39:12 [main:3] Shutdown started! >> 2013/03/23 14:39:12 [main:3] Waiting for threads to terminate... >> 2013/03/23 14:39:12 [vorbis-dev:3] Closing connection... >> 2013/03/23 14:39:12 [mp3-dev:3] Closing connection... >> 2013/03/23 14:39:12 [clock.wallclock_main:3] Streaming loop stopped. >> 2013/03/23 14:39:12 [threads:3] Thread "wallclock_main" terminated (0 remaining). >> 2013/03/23 14:39:12 [main:3] Cleaning downloaded files... >> 2013/03/23 14:39:12 [main:3] Freeing memory... >> 2013/03/23 14:39:12 >>> LOG END >> >> >> Kevin >> >> >> On 2013-03-23, at 10:24 AM, Kevin McQuiggin <mcq...@sf...> wrote: >> >>> Hi Again All: >>> >>> I have done further research into the behaviour of merge_tracks() and switch(). Either I don't understand the correct behaviour of these constructs, or I have found a bug. Demo code is attached and documented herein. I have tried to document the issue clearly, and provided source code. I hope this will help with resolution of my problem! >>> >>> >>> BACKGROUND: >>> >>> I want to use a switch() construct to play an -entire- playlist in normal (i.e. top to bottom) order at a specified time. I am using merge_tracks() to join the target playlist into a single track. >>> >>> >>> PLATFORM: >>> >>> Liquidsoap 1.1.0 running on an Intel machine; Ubuntu 12.10 with all updates applied. >>> >>> >>> PLAYLIST: >>> >>> I have the following playlist, named "test.pls", which consists of 4 short .ogg files. Each .ogg file is a 2-second long item that just contains the spoken audio "Item A", "Item B", "Item C", and "Item D". The merged audio file will be only about 8 seconds in length. Here is the playlist file: >>> >>> $ cat ../playlists/test.pls >>> /home/kevin/radio/content/test/a.ogg >>> /home/kevin/radio/content/test/b.ogg >>> /home/kevin/radio/content/test/c.ogg >>> /home/kevin/radio/content/test/d.ogg >>> >>> >>> PROGRAM CODE: >>> >>> I have written a short test program to play the merged "test.pls" source twice per minute. Here is my short test program: >>> >>> $ cat demo.liq >>> #!/usr/local/bin/liquidsoap >>> >>> # Logging information: >>> set("log.file.path","/home/kevin/radio/log/test.log") >>> >>> # Test: merge tracks of test.pls: >>> zzz = merge_tracks(playlist.safe(reload_mode="watch", mode="normal", "~/radio/playlists/test.pls")) >>> >>> radio = mksafe(fallback(track_sensitive=false, [ >>> switch([ >>> ({0s}, zzz), >>> ({30s}, zzz) >>> ]) >>> ] >>> )) >>> >>> # Streaming: >>> output.icecast(%vorbis, >>> host = "localhost", port = 8000, >>> password = "donthackme", mount = "vorbis-dev", >>> radio) >>> >>> output.icecast( >>> %mp3(bitrate=128), >>> host = "localhost", port = 8000, >>> password = "donthackme", mount = "mp3-dev", >>> radio) >>> >>> >>> EXPECTED BEHAVIOUR: >>> >>> I expected that the program would play the entire "test.pls" (items a, b, c, and d.ogg) twice every minute, at 0 seconds and 30 seconds of every minute. I should hear "Item A, Item B, Item C, Item D" for about 8 seconds, starting at 0 seconds; and then again at 30 seconds past each minute. >>> >>> >>> OBSERVED BEHAVIOUR: >>> >>> The program plays only 2 items, "a.ogg" and "b.ogg" at 0 seconds of the minute; then it plays the other two items, "c.ogg" and "d.ogg" at 30 seconds past the minute. This behaviour continues each minute. >>> >>> >>> SUMMARY: >>> >>> Either I don't understand the LS constructs, or there is a problem either with merge_tracks() or with switch(). >>> >>> I am hoping for the former, as I would like to get my little project completed, but if this is a bug then I hope this information can help resolve it. >>> >>> I have attached my demo program code. >>> >>> Any assistance appreciated, I like LS so far and it will meet my project needs perfectly once I get the new program running! >>> >>> Kevin >>> >>> <demo.liq>------------------------------------------------------------------------------ >>> Everyone hates slow websites. So do we. >>> Make your web apps faster with AppDynamics >>> Download AppDynamics Lite for free today: >>> http://p.sf.net/sfu/appdyn_d2d_mar_______________________________________________ >>> Savonet-users mailing list >>> Sav...@li... >>> https://lists.sourceforge.net/lists/listinfo/savonet-users >> >> >> ------------------------------------------------------------------------------ >> Everyone hates slow websites. So do we. >> Make your web apps faster with AppDynamics >> Download AppDynamics Lite for free today: >> http://p.sf.net/sfu/appdyn_d2d_mar >> _______________________________________________ >> Savonet-users mailing list >> Sav...@li... >> https://lists.sourceforge.net/lists/listinfo/savonet-users > > ------------------------------------------------------------------------------ > Everyone hates slow websites. So do we. > Make your web apps faster with AppDynamics > Download AppDynamics Lite for free today: > http://p.sf.net/sfu/appdyn_d2d_mar > _______________________________________________ > Savonet-users mailing list > Sav...@li... > https://lists.sourceforge.net/lists/listinfo/savonet-users |