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compress_video_en [2019/11/07 22:05]
nexusone13 [Compress videos to save storage space]
compress_video_en [2020/04/15 11:50] (Version actuelle)
nexusone13 [Compress videos to save storage space]
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 ====== Compress videos to save storage space ====== ====== Compress videos to save storage space ======
  
-It is possible to save space by compressing the recovered videos on screenscraper. ARRM uses Handbrake as compression software.+It is possible to save space by compressing the recovered videos on screenscraper. ARRM can use Handbrake ​or FFmpeg ​as compression software.
  
-To activate the compression of videos during their recovery (scrap) just check the box ** compress video **. The compression parameters used will be those indicated in the ** Handbrake parameters ** field+To activate the compression of videos during their recovery (scrap) just check the box ** compress video ** and indicate the desired encoder. The compression parameters used will be those indicated in the ** Handbrake ​parameters ** or ** Ffmpeg ​parameters ** field.
  
 {{arrm:​options:​options_tools_en.png?​direct}} {{arrm:​options:​options_tools_en.png?​direct}}
  
  
-By default the compression settings are: **-Z "Gmail Small 10 Minutes 288p30"​ --crop 0: 0: 0: 0 -f av_mp4**+By defaultthe compression settings are as follows: 
 + 
 +  * for Handrake: ** - Z "Gmail Small 10 Minutes 288p30"​ --crop 0: 0: 0: 0 -f av_mp4 ** 
 +  * for FFmpeg: ** - ac 1 -c: v libx264 -preset: v slow -profile: v main -level 3.1 -filter_complex "​format = yuv420p, scale = 'if (gt (in_w, in_h), 288, -2 ): if (gt (in_w, in_h), - 2,288) '"​-r 30 -f mp4 -y ** 
 + 
 +Other possible parameters for FFMPEG: 
 + 
 +  * **-ac 1 -c: v libx264 -pix_fmt yuv420p -crf 35 -preset: v slow -y** 
 +  * **-t 30 -acodec libmp3lame -b:a 64k -ar 24000 -c:v libx264 -preset slow -crf 28 -vf "​scale=-1:​480,​fps=30,​pad=ceil(iw/​2)*2:​ceil(ih/​2)*2"​ -y**  -> parameters used to create standard videos on Screenscraper.
  
 You can use other parameters knowing that those by default can reduce the video by more than half. You can use other parameters knowing that those by default can reduce the video by more than half.
 List of [[https://​handbrake.fr/​docs/​en/​latest/​technical/​official-presets.html|differents presets]] usable with Handbrake List of [[https://​handbrake.fr/​docs/​en/​latest/​technical/​official-presets.html|differents presets]] usable with Handbrake
 +[[https://​ffmpeg.org/​ffmpeg.html|Documentation FFmpeg]]
  
  
-You can also compress all videos in a system. Open the systemselect ​the roms and click on the button ** Compress selected videos **+To revert to the default settingssimply set the parameter textbox to blank.
  
-Compressing the videos ​also makes them compatible with the OMX player ​on Retropie+You can also compress all videos in a system. Open the system, select the roms and click on the button ** Compress selected videos **
compress_video_en.1573160702.txt.gz · Dernière modification: 2019/11/07 22:05 par nexusone13

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