[Mplayer-dvb] Re: [vdr] ANNOUNCE: mplayer.sh version 0.0.6a-jha

[André Weidemann]

Sorry I have to reply to my own email but I made a little mistake in the 
last command line.

André Weidemann wrote:
> I have a short command line suggestion for scaling to PAL and NTSC.
> Please take a short look at the following lines.
> The -vop options allows you to enter a value for dvbscale. This way you 
> can easily set the output resolution and maintain the correct aspect ratio.
> 
> The command line for PAL would look something like this:
> 
> mplayer -framedrop -ao mpegpes -vo mpegpes -vop \ 
> expand=-1:-1:-1:-1:0,scale=720:0,dvbscale=$dvbscale_var
> 
> $dvbscale_var can now be calculated for half(288) and full(576) 
> resolutiona as follows.
> 
> $dvbscale_var = y_out_res * movie_x_res / movie_y_res
> where y_out_res is whether 288 or 576.
> 
> For NTSC the line will look like this:
> mplayer -framedrop -ao mpegpes -vo mpegpes -vop \ 
> expand=-1:-1:-1:-1:0,scale=640:0,dvbscale=$dvbscale_var
> 
> $dvbscale_var = y_out_res * movie_x_res / movie_y_res
> where y_out_res is whether 240 or 480.
> 
> So if you wanted to convert an NTSC Movie with 640x200 to full PAL 
> $dvbscale_var will calculate like this:
> 
> $dvbscale_var = 576 * 640 / 200
> $dvbscale_var = 1843
> 
> mplayer -ao mpegpes -vo mpegpes -vop \ 
> lavc=9000,expand=-1:-1:-1:-1:0,scale=640,0,dvbscale=1843
This is supposed to be:
mplayer -ao mpegpes -vo mpegpes -vop \ 
lavc=9000,expand=-1:-1:-1:-1:0,scale=720:0,dvbscale=1843

> 
> This way you can save lots of calculation in the script and downscaling 
> to 288 is no problem too.
> 
> I have tested this with Mplayer0.90rc3 and it works prefectly for me.
> 
> Just my two cents,
>  André.
> 
> Javier Lopez wrote:
> 
>> I have tested it an it works very well, thanks.
>>
>> The only thing is I had to change all "." (decimal dots) by "," 
>> because my Suse is configured in Spanish, and here we use "," as 
>> decimal separator. MPlayer is telling, for 25.000 fps -> 25,000 fps, 
>> then the script doesn't work correctly.
>>
>> If it's possible will be great to include something like 
>> DECIMAL_SEPARATOR = "." in config file, if not doesn't matter, is not 
>> so hard to change it by hand.
>>
>> Thanks
>>
>>
>>
>>
>>
>>> From: Juri Haberland <juri at koschikode.com>
>>> Reply-To: vdr at linuxtv.org
>>> To: vdr at linuxtv.org, mplayer-dvb at mplayerhq.hu
>>> Subject: [vdr] ANNOUNCE: mplayer.sh version 0.0.6a-jha
>>> Date: Tue, 21 Jan 2003 20:37:42 +0100
>>>
>>> Here we go with a new version of my mplayer.sh that was derived from
>>> Martin Hoffmann's work. Kudos.
>>>
>>> Version 0.0.6a-jha
>>>
>>> Features:
>>> - scales as little as possible
>>> - distinguishes between NTSC and PAL files; plays videos with the right
>>>   TV norm
>>> - added AC3 support (thanks to Christian Jacobsen)
>>> - you can now disable either NTSC or PAL support to force all videos to
>>>   either PAL or NTSC
>>> - added support for mplayer's '-speed' option; disabled by default,
>>>   because it didn't work as expected for me (you can enable it in the
>>>   config file)
>>> - detects the SLAVE mode from the vdr-mplayer plugin
>>> - handles all video formats that mplayer can play
>>>
>>> Important:
>>> You need to use the config file that's included in the tarball!
>>>
>>> Get it from http://batleth.sapienti-sat.org/projects/VDR/
>>> (always take the newest verion)
>>>
>>> Comments are welcome.
>>>
>>> Have fun,
>>> Juri
>>>
>>>
>>>
>>> -- 
>>> Info:
>>> To unsubscribe send a mail to listar at linuxtv.org with "unsubscribe 
>>> vdr" as subject.
>>
>>
>>
>>
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> 
> 
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