Preset 'MP4 Widescreen' with 576p/480p

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Michael

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Aug 21, 2017, 3:59:21 AM8/21/17
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Hello,

I'm using WinFF to convert my TV recordings from ts format to mp4 with 720p or lower. For the latter case I'd love to have the 'MP4 Widescreen' preset with some decently higher resolution, e.g. 576p or 480p. I tried to understand the ffmpeg command line to update the preset myself but there are too many parameters and I don't know what to change. I assume that it is not enough to change the scale parameter.
Would you please help me with this?

Michael

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Sep 18, 2017, 4:56:10 PM9/18/17
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For those having the same problem. These presets are working quite well:
  <MP4_576p_AAC_51>
   
<label>MP4 576p AAC 5.1</label>
   
<params>-c:v libx264 -crf 23 -r 25 -vf scale=-2:576 -preset slow -mbd:v rd -mbcmp:v rd -cmp:v rd -precmp:v rd -subcmp:v rd -c:a aac -b:a 384k</params>
   
<extension>mp4</extension>
   
<category>h264</category>
 
</MP4_576p_AAC_51>
 
<MP4_576p_AAC_20>
   
<label>MP4 576p AAC 2.0</label>
   
<params>-c:v libx264 -crf 23 -r 25 -vf scale=-2:576 -preset slow -mbd:v rd -mbcmp:v rd -cmp:v rd -precmp:v rd -subcmp:v rd -c:a aac -b:a 128k -ac 2</params>
   
<extension>mp4</extension>
   
<category>h264</category>
 
</MP4_576p_AAC_20>
 
<MP4_480p_AAC_20>
   
<label>MP4 480p AAC 2.0</label>
   
<params>-c:v libx264 -crf 23 -r 25 -vf scale=-2:480 -preset slow -mbd:v rd -mbcmp:v rd -cmp:v rd -precmp:v rd -subcmp:v rd -c:a aac -b:a 128k -ac 2</params>
   
<extension>mp4</extension>
   
<category>h264</category>
 
</MP4_480p_AAC_20>


BiggMatt

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Sep 18, 2017, 5:14:09 PM9/18/17
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thanks for the presets

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Ian Stoffberg

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Sep 18, 2017, 11:32:38 PM9/18/17
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Anybody make any good x265 ones?  My attempts have not been very good.

BiggMatt

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Sep 18, 2017, 11:40:06 PM9/18/17
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the x265 is still patent protected. Others writing different code are at it, but ffmpeg still has problems with it

Michael

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Sep 21, 2017, 9:36:02 AM9/21/17
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I have forgotten to add "-ac 6" for 5.1 output. Here is the corrected preset:
  <MP4_576p_AAC_51>
   
<label>MP4 576p AAC 5.1</label>

   
<params>-c:v libx264 -crf 23 -r 25 -vf scale=-2:576 -preset slow -mbd:v rd -mbcmp:v rd -cmp:v rd -precmp:v rd -subcmp:v rd -c:a aac -b:a 384k -ac 6</params>
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