{"id":2221,"date":"2008-02-13T11:43:21","date_gmt":"2008-02-13T09:43:21","guid":{"rendered":"http:\/\/mummila.net\/vuorovaikutus\/2008\/02\/13\/joidenkin-quicktime-videoiden-aani-patkii-gstreamerilla-totemilla-toistettaessa\/"},"modified":"2010-09-23T17:44:40","modified_gmt":"2010-09-23T14:44:40","slug":"joidenkin-quicktime-videoiden-aani-patkii-gstreamerilla-totemilla-toistettaessa","status":"publish","type":"post","link":"https:\/\/mummila.net\/nuudelisoppa\/2008\/02\/13\/joidenkin-quicktime-videoiden-aani-patkii-gstreamerilla-totemilla-toistettaessa\/","title":{"rendered":"Joidenkin QuickTime-videoiden \u00e4\u00e4ni p\u00e4tkii GStreamerilla (Totemilla) toistettaessa"},"content":{"rendered":"<dl>\n<dt>L\u00e4ht\u00f6kohta<\/dt>\n<dd>Olen ladannut 12.2.2008 ilmestyneen <a href=\"http:\/\/www.rocketboom.net\/video\/rb_08_feb_12.mov\">jakson <i>Rocketboom<\/i> -ohjelmasta<\/a> (37,7 Mt:n videotiedosto). <code>Synaptic-pakettienhallinnassa<\/code> <code>totem<\/code>, <code>totem-gstreamer<\/code> ja <code>gstreamer0.10-ffmpeg<\/code> on asennettu.<\/dd>\n<dt>Ongelma<\/dt>\n<dd>Kun avaan videotiedoston <code>Totem-elokuvasoittimella<\/code> ja k\u00e4ynnist\u00e4n sen toiston, \u00e4\u00e4ni kuulostaa samalta kuin \u00e4\u00e4nilevytallenteen toisto kuulostaa silloin, kun levy py\u00f6rii hieman liian hitaasti: \u00e4\u00e4ni on matalampi kuin sen pit\u00e4isi olla. Muutaman sekunnin v\u00e4lein \u00e4\u00e4ni my\u00f6s hypp\u00e4\u00e4 yli lyhyen matkaa. Haluan, ett\u00e4 \u00e4\u00e4ni toistuu tarkoitetun korkuisena eik\u00e4 hyppelehdi.<\/dd>\n<dt>Ongelman syy<\/dt>\n<dd>\u00c4\u00e4nen mataluus johtuu siit\u00e4, ett\u00e4 \u00e4\u00e4niraita, jonka oikea n\u00e4ytteenottotaajuus on 48000 Hz, soitetaan Totemissa ik\u00e4\u00e4n kuin sen taajuus olisi 44100 Hz.<\/p>\n<p>  Hyppelehtiminen johtuu luultavasti siit\u00e4, ett\u00e4 \u00e4\u00e4ni synkronoidaan kuvan kanssa muutaman sekunnin v\u00e4lein, ja liian hitaasti py\u00f6riv\u00e4 \u00e4\u00e4ni j\u00e4\u00e4 muutamassa sekunnissa selv\u00e4sti j\u00e4lkeen normaalinopeudella py\u00f6riv\u00e4st\u00e4 kuvasta.<\/dd>\n<dt>Ratkaisu<\/dt>\n<dd>Ratkaisua ei viel\u00e4 ole, mutta ongelman voi kiert\u00e4\u00e4 <i>Rocketboomin<\/i> kohdalla tilaamalla <a href=\"http:\/\/www.rocketboom.com\/vlog\/win_media_player_daily_enclosures.xml\">videot WMV-muodossa<\/a>. WMV-muotoisina <i>Rocketboom<\/i>-videot vaikuttaisivat toimivan niin kuin pit\u00e4\u00e4kin.<\/p>\n<p>    Lis\u00e4ksi ohjelmasta on tarjolla <a href=\"http:\/\/www.rocketboom.com\/vlog\/rb_hd.xml\">HD-laatuinen sy\u00f6te<\/a>. HD-laatuisten videoiden \u00e4\u00e4ni toimii oikein, mutta omalla koneellani kuva nykii hieman, arvatenkin riitt\u00e4m\u00e4tt\u00f6m\u00e4n suoritintehon takia.<\/dd>\n<dt>Huomautus<\/dt>\n<dd>Olen ladannut samana p\u00e4iv\u00e4n\u00e4 ilmestyneen <a href=\"http:\/\/meetthegimp.podzilla.de\/meetthegimp032.mp4\">jakson <i>Meet the GIMP<\/i> -ohjelmasta<\/a> (22,4 Mt:n videotiedosto). Kun toistan <i>Meet the GIMP<\/i> -videon Totemilla, se py\u00f6rii oikein. Komento <code>mplayer -frames 1 -ao null -vo null -identify meetthegimp032.mp4<\/code> kertoo videosta seuraavaa:<\/p>\n<blockquote>\n<pre><code>Quicktime\/MOV file format detected.\nID_VIDEO_ID=0\nID_AUDIO_ID=1\nVIDEO:  [mp4v]  640x480  24bpp  25.000 fps    0.0 kbps ( 0.0 kbyte\/s)\nID_FILENAME=meetthegimp032.mp4\nID_DEMUXER=mov\nID_VIDEO_FORMAT=mp4v\nID_VIDEO_BITRATE=0\nID_VIDEO_WIDTH=640\nID_VIDEO_HEIGHT=480\nID_VIDEO_FPS=25.000\nID_VIDEO_ASPECT=0.0000\nID_AUDIO_FORMAT=mp4a\nID_AUDIO_BITRATE=0\nID_AUDIO_RATE=44100\nID_AUDIO_NCH=2\nID_LENGTH=1199.88\n==========================================================================\nOpening video decoder: [ffmpeg] FFmpeg's libavcodec codec family\nSelected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)\n==========================================================================\nID_VIDEO_CODEC=ffodivx\n==========================================================================\nForced audio codec: mad\nOpening audio decoder: [faad] AAC (MPEG2\/4 Advanced Audio Coding)\nFAAD: compressed input bitrate missing, assuming 128kbit\/s!\nAUDIO: 44100 Hz, 2 ch, s16le, 128.0 kbit\/9.07% (ratio: 16000-&gt;176400)\nID_AUDIO_BITRATE=128000\nID_AUDIO_RATE=44100\nID_AUDIO_NCH=2\nSelected audio codec: [faad] afm: faad (FAAD AAC (MPEG-2\/MPEG-4 Audio) decoder)\n==========================================================================\nAO: [null] 44100Hz 2ch s16le (2 bytes per sample)\nID_AUDIO_CODEC=faad\nStarting playback...\nVDec: vo config request - 640 x 480 (preferred colorspace: Planar YV12)\nVDec: using Planar YV12 as output csp (no 0)\nMovie-Aspect is 1.33:1 - prescaling to correct movie aspect.\nID_VIDEO_ASPECT=1.3333\nVO: [null] 640x480 =&gt; 640x480 Planar YV12\nA:   0.0 V:   0.0 A-V:  0.030 ct:  0.000   1\/  1 ??% ??% ??,?% 0 0 <\/code><\/pre>\n<\/blockquote>\n<p>   Komento <code>mplayer -frames 1 -ao null -vo null -identify rb_08_feb_12.mov<\/code> kertoo <i>Rocketboom<\/i>-videosta seuraavaa:<\/p>\n<blockquote>\n<pre><code>ISO: File Type Major Brand: Original QuickTime\nQuicktime\/MOV file format detected.\nID_AUDIO_ID=0\nID_VIDEO_ID=1\nVIDEO:  [mp4v]  480x270  24bpp  23.976 fps    0.0 kbps ( 0.0 kbyte\/s)\nID_FILENAME=rb_08_feb_12.mov\nID_DEMUXER=mov\nID_VIDEO_FORMAT=mp4v\nID_VIDEO_BITRATE=0\nID_VIDEO_WIDTH=480\nID_VIDEO_HEIGHT=270\nID_VIDEO_FPS=23.976\nID_VIDEO_ASPECT=0.0000\nID_AUDIO_FORMAT=mp4a\nID_AUDIO_BITRATE=64000\nID_AUDIO_RATE=48000\nID_AUDIO_NCH=1\nID_LENGTH=297.92\n==========================================================================\nOpening video decoder: [ffmpeg] FFmpeg's libavcodec codec family\nSelected video codec: [ffodivx] vfm: ffmpeg (FFmpeg MPEG-4)\n==========================================================================\nID_VIDEO_CODEC=ffodivx\n==========================================================================\nForced audio codec: mad\nOpening audio decoder: [faad] AAC (MPEG2\/4 Advanced Audio Coding)\nAUDIO: 48000 Hz, 2 ch, s16le, 64.0 kbit\/4.17% (ratio: 8000-&gt;192000)\nID_AUDIO_BITRATE=64000\nID_AUDIO_RATE=48000\nID_AUDIO_NCH=2\nSelected audio codec: [faad] afm: faad (FAAD AAC (MPEG-2\/MPEG-4 Audio) decoder)\n==========================================================================\nAO: [null] 48000Hz 2ch s16le (2 bytes per sample)\nID_AUDIO_CODEC=faad\nStarting playback...\nVDec: vo config request - 480 x 270 (preferred colorspace: Planar YV12)\nVDec: using Planar YV12 as output csp (no 0)\nMovie-Aspect is 1.78:1 - prescaling to correct movie aspect.\nID_VIDEO_ASPECT=1.7778\nVO: [null] 480x270 =&gt; 480x270 Planar YV12\nA:   0.1 V:   0.0 A-V:  0.021 ct:  0.002   2\/  2 ??% ??% ??,?% 0 0<\/code><\/pre>\n<\/blockquote>\n<p>   V\u00e4\u00e4r\u00e4n n\u00e4ytetaajuuden k\u00e4ytt\u00f6 Totemissa k\u00e4y ilmi, kun videon py\u00f6riess\u00e4 ohjelmassa valitsen <code>Elokuva<\/code>-valikosta <code>Ominaisuudet<\/code>: <code>Sivupalkkiin<\/code> avautuvien tietojen <code>\u00c4\u00e4ni<\/code>-osiossa <code>N\u00e4ytetaajuudeksi<\/code> ilmoitetaan <code>44100&nbsp;Hz<\/code>. <code>Mplayer<\/code>, jonka mukaan siis \u00e4\u00e4niraidan taajuus on 48000 Hz, toistaa \u00e4\u00e4niraidan oikein.<\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>QuickTime-muotoisen Rocketboom-videon \u00e4\u00e4niraita toistuu liian hitaana ja p\u00e4tkien Totemissa. Ongelman voi kiert\u00e4\u00e4 lataamalla Rocketboom-videot WMV-muotoisina.<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[241,3120,3652,3668,3784],"class_list":["post-2221","post","type-post","status-publish","format-standard","hentry","category-uncategorized","tag-aani","tag-gstreamer","tag-quicktime","tag-rocketboom","tag-totem"],"_links":{"self":[{"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/posts\/2221","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/comments?post=2221"}],"version-history":[{"count":1,"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/posts\/2221\/revisions"}],"predecessor-version":[{"id":2640,"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/posts\/2221\/revisions\/2640"}],"wp:attachment":[{"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/media?parent=2221"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/categories?post=2221"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/mummila.net\/nuudelisoppa\/wp-json\/wp\/v2\/tags?post=2221"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}