Comment 2 for bug 1394452

Oh my God i have been googling for days. Thanks!
On Nov 25, 2014 11:15 AM, "Olivier Girard" <email address hidden> wrote:

> Hi,
> You should update your mlt version this one that you are using is old
> (0.8.0)
> https://answers.launchpad.net/openshot/+faq/1861
>
> Check to the Debian multimedia repository side
>
> 2014-11-20 5:54 GMT+01:00 Shawn <email address hidden>:
>
> > Public bug reported:
> >
> > When I start a new project and add my video files the preview works.
> >
> > Once I get to maybe 7 or 8 clips added into the timeline, it will no
> > longer show the preview in the preview window (it is black) but the
> > audio plays.
> >
> > I have tried installing from apt and from source.
> >
> > Once the preview stops working in the project it stops for good
> > regardless of reopening the same project file.
> >
> > Debian Squeeze 64-bit
> > Linux ns2.shawnread.ca 3.2.0-4-amd64 #1 SMP Debian 3.2.63-2+deb7u1
> x86_64
> > GNU/Linux
> >
> > apt, debs, and source
> >
> > No LADSPA plugins were found!
> > Check your LADSPA_PATH environment variable.
> > melt 0.8.0
> >
> > ffmpeg version N-67826-g4ffec6d Copyright (c) 2000-2014 the FFmpeg
> > developers
> > built on Nov 19 2014 10:49:12 with gcc 4.7 (Debian 4.7.2-5)
> > configuration:
> > libavutil 54. 14.100 / 54. 14.100
> > libavcodec 56. 12.101 / 56. 12.101
> > libavformat 56. 14.100 / 56. 14.100
> > libavdevice 56. 3.100 / 56. 3.100
> > libavfilter 5. 2.103 / 5. 2.103
> > libswscale 3. 1.101 / 3. 1.101
> > libswresample 1. 1.100 / 1. 1.100
> >
> > OpenShot 1.4.4~alpha1
> >
> > Yes both ffplay and melt work video and audio. Video info is:
> >
> > root@ns2:~/Desktop/GUATEMALA/1# ffmpeg -i 00005.MTS
> > ffmpeg version N-67826-g4ffec6d Copyright (c) 2000-2014 the FFmpeg
> > developers
> > built on Nov 19 2014 10:49:12 with gcc 4.7 (Debian 4.7.2-5)
> > configuration:
> > libavutil 54. 14.100 / 54. 14.100
> > libavcodec 56. 12.101 / 56. 12.101
> > libavformat 56. 14.100 / 56. 14.100
> > libavdevice 56. 3.100 / 56. 3.100
> > libavfilter 5. 2.103 / 5. 2.103
> > libswscale 3. 1.101 / 3. 1.101
> > libswresample 1. 1.100 / 1. 1.100
> > Input #0, mpegts, from '00005.MTS':
> > Duration: 00:00:04.03, start: 0.519389, bitrate: 15152 kb/s
> > Program 1
> > Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448), yuv420p,
> > 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 tbr, 90k tbn, 59.94 tbc
> > Stream #0:1[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> stereo,
> > fltp, 256 kb/s
> > At least one output file must be specified
> >
> > ** Affects: openshot
> > Importance: Undecided
> > Status: New
> >
> > --
> > You received this bug notification because you are a member of OpenShot
> > Bugs, which is subscribed to OpenShot Video Editor.
> > https://bugs.launchpad.net/bugs/1394452
> >
> > Title:
> > preview blank
> >
> > Status in OpenShot Video Editor:
> > New
> >
> > Bug description:
> > When I start a new project and add my video files the preview works.
> >
> > Once I get to maybe 7 or 8 clips added into the timeline, it will no
> > longer show the preview in the preview window (it is black) but the
> > audio plays.
> >
> > I have tried installing from apt and from source.
> >
> > Once the preview stops working in the project it stops for good
> > regardless of reopening the same project file.
> >
> > Debian Squeeze 64-bit
> > Linux ns2.shawnread.ca 3.2.0-4-amd64 #1 SMP Debian 3.2.63-2+deb7u1
> > x86_64 GNU/Linux
> >
> > apt, debs, and source
> >
> > No LADSPA plugins were found!
> > Check your LADSPA_PATH environment variable.
> > melt 0.8.0
> >
> > ffmpeg version N-67826-g4ffec6d Copyright (c) 2000-2014 the FFmpeg
> > developers
> > built on Nov 19 2014 10:49:12 with gcc 4.7 (Debian 4.7.2-5)
> > configuration:
> > libavutil 54. 14.100 / 54. 14.100
> > libavcodec 56. 12.101 / 56. 12.101
> > libavformat 56. 14.100 / 56. 14.100
> > libavdevice 56. 3.100 / 56. 3.100
> > libavfilter 5. 2.103 / 5. 2.103
> > libswscale 3. 1.101 / 3. 1.101
> > libswresample 1. 1.100 / 1. 1.100
> >
> > OpenShot 1.4.4~alpha1
> >
> > Yes both ffplay and melt work video and audio. Video info is:
> >
> > root@ns2:~/Desktop/GUATEMALA/1# ffmpeg -i 00005.MTS
> > ffmpeg version N-67826-g4ffec6d Copyright (c) 2000-2014 the FFmpeg
> > developers
> > built on Nov 19 2014 10:49:12 with gcc 4.7 (Debian 4.7.2-5)
> > configuration:
> > libavutil 54. 14.100 / 54. 14.100
> > libavcodec 56. 12.101 / 56. 12.101
> > libavformat 56. 14.100 / 56. 14.100
> > libavdevice 56. 3.100 / 56. 3.100
> > libavfilter 5. 2.103 / 5. 2.103
> > libswscale 3. 1.101 / 3. 1.101
> > libswresample 1. 1.100 / 1. 1.100
> > Input #0, mpegts, from '00005.MTS':
> > Duration: 00:00:04.03, start: 0.519389, bitrate: 15152 kb/s
> > Program 1
> > Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448),
> > yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 tbr, 90k tbn,
> 59.94
> > tbc
> > Stream #0:1[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> > stereo, fltp, 256 kb/s
> > At least one output file must be specified
> >
> > To manage notifications about this bug go to:
> > https://bugs.launchpad.net/openshot/+bug/1394452/+subscriptions
> >
> > --
> > Mailing list: https://launchpad.net/~openshot.bugs
> > Post to : <email address hidden>
> > Unsubscribe : https://launchpad.net/~openshot.bugs
> > More help : https://help.launchpad.net/ListHelp
> >
>
>
> --
> Olivier
> Cenwen un elfe sur la banquise/ an elve on the ice
> Mon blog perso sur le multimédia, Ubuntu, Linux et OpenShot :
> http://linuxevolution.wordpress.com/
> Le forum d'Openshot où vous me trouverez : http://openshotusers.com/
> http://openshotusers.com/forum/index.php
> Nothing is lost until the last second.
> The family motto : When we want, we can.
> Astuces, Actualités, Logiciels, bref sur tout ce que je ne fais d'articles
> dessus Google+ <https://plus.google.com/u/0/111472725110173916234/posts>
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1394452
>
> Title:
> preview blank
>
> Status in OpenShot Video Editor:
> New
>
> Bug description:
> When I start a new project and add my video files the preview works.
>
> Once I get to maybe 7 or 8 clips added into the timeline, it will no
> longer show the preview in the preview window (it is black) but the
> audio plays.
>
> I have tried installing from apt and from source.
>
> Once the preview stops working in the project it stops for good
> regardless of reopening the same project file.
>
> Debian Squeeze 64-bit
> Linux ns2.shawnread.ca 3.2.0-4-amd64 #1 SMP Debian 3.2.63-2+deb7u1
> x86_64 GNU/Linux
>
> apt, debs, and source
>
> No LADSPA plugins were found!
> Check your LADSPA_PATH environment variable.
> melt 0.8.0
>
> ffmpeg version N-67826-g4ffec6d Copyright (c) 2000-2014 the FFmpeg
> developers
> built on Nov 19 2014 10:49:12 with gcc 4.7 (Debian 4.7.2-5)
> configuration:
> libavutil 54. 14.100 / 54. 14.100
> libavcodec 56. 12.101 / 56. 12.101
> libavformat 56. 14.100 / 56. 14.100
> libavdevice 56. 3.100 / 56. 3.100
> libavfilter 5. 2.103 / 5. 2.103
> libswscale 3. 1.101 / 3. 1.101
> libswresample 1. 1.100 / 1. 1.100
>
> OpenShot 1.4.4~alpha1
>
> Yes both ffplay and melt work video and audio. Video info is:
>
> root@ns2:~/Desktop/GUATEMALA/1# ffmpeg -i 00005.MTS
> ffmpeg version N-67826-g4ffec6d Copyright (c) 2000-2014 the FFmpeg
> developers
> built on Nov 19 2014 10:49:12 with gcc 4.7 (Debian 4.7.2-5)
> configuration:
> libavutil 54. 14.100 / 54. 14.100
> libavcodec 56. 12.101 / 56. 12.101
> libavformat 56. 14.100 / 56. 14.100
> libavdevice 56. 3.100 / 56. 3.100
> libavfilter 5. 2.103 / 5. 2.103
> libswscale 3. 1.101 / 3. 1.101
> libswresample 1. 1.100 / 1. 1.100
> Input #0, mpegts, from '00005.MTS':
> Duration: 00:00:04.03, start: 0.519389, bitrate: 15152 kb/s
> Program 1
> Stream #0:0[0x1011]: Video: h264 (High) (HDMV / 0x564D4448),
> yuv420p, 1920x1080 [SAR 1:1 DAR 16:9], 29.97 fps, 29.97 tbr, 90k tbn, 59.94
> tbc
> Stream #0:1[0x1100]: Audio: ac3 (AC-3 / 0x332D4341), 48000 Hz,
> stereo, fltp, 256 kb/s
> At least one output file must be specified
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/openshot/+bug/1394452/+subscriptions
>