[mythtv-users] mythexport or nuvexport

[Paul Gardiner]

On 01/10/2012 20:52, Martin Moores wrote:
> Thanks for posting this Paul, never came across that on the Wiki.  Have
> been searching for a script that does cutlists and output directory,
> that can be ran as a user job!  Perfect!
>
> But, looks like there is an issue with the ffmpeg syntax on the wiki
> page.  I get an error:
>
> /usr/bin/ffmpeg -f s16le -ac 2 -ar 48000 -i /tmp/mythar29470/audout -f
> rawvideo -top 1 -pix_fmt yuv420p -s 704x576 -r 25 -i
> /tmp/mythar29470/vidout -threads 2 -vcodec libx264 -preset medium
> -profile high -crf 20.0 -aspect 16:9 -acodec ac3 -ab 160k -ar 48000 -f
> mp4 /media/media/Videos/Other/Transcoded/%TITLE% - %SUBTITLE%.mp4
> ffmpeg version 0.8.3-4:0.8.3-0ubuntu0.12.04.1, Copyright (c) 2000-2012
> the Libav developers
>    built on Jun 12 2012 16:37:58 with gcc 4.6.3
> *** THIS PROGRAM IS DEPRECATED ***
> This program is only provided for compatibility and will be removed in a
> future release. Please use avconv instead.
> [s16le @ 0x9977aa0] Estimating duration from bitrate, this may be inaccurate
> Input #0, s16le, from '/tmp/mythar29470/audout':
>    Duration: N/A, start: 0.000000, bitrate: N/A
>      Stream #0.0: Audio: pcm_s16le, 48000 Hz, 2 channels, s16, 1536 kb/s
> [rawvideo @ 0x9980660] Estimating duration from bitrate, this may be
> inaccurate
> Input #1, rawvideo, from '/tmp/mythar29470/vidout':
>    Duration: N/A, start: 0.000000, bitrate: N/A
>      Stream #1.0: Video: rawvideo, yuv420p, 704x576, 25 tbr, 25 tbn, 25 tbc
> Unrecognized option 'preset'
> Failed to set value 'medium' for option 'preset'
>
>
> Removing "-preset medium" from the script, I then get a "Unknown encoder
> 'libx264'".
>
> So, has potential, I just need to sort these ffmpeg errors.

I think it may just be that you don't have libx264 installed. If not,
then it's that you have a version of ffmpeg built without libx264
support. Try installing libx264. If it still doesn't work, or if
you find libx264 already installed then try building ffmpeg from source.

Cheers,
	Paul.