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ffmpeg [2019/06/26 13:29]
beandog
ffmpeg [2019/07/14 01:54]
beandog
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 ====== ffmpeg ====== ====== ffmpeg ======
  
 +  * [[ffplay]]
 +  * [[ffprobe]]
   * [[frameinfo]]   * [[frameinfo]]
 +  * [[framecount]]
 +  * [[detelecine]]
   * [[yadif]]   * [[yadif]]
 +  * [[bwdif]]
 +  * [[Subtitles]]
  
-To do a clean MPG copy from a DVD to MKV:+  * [[https://​amiaopensource.github.io/​ffmprovisr/​|ffmprovisr]] 
 +  * [[https://​en.wikibooks.org/​wiki/​FFMPEG_An_Intermediate_Guide]] 
 +  * [[http://​wiki.indie-it.com/​wiki/​FFmpeg_DVD]] - lots of good, detailed ffmpeg examples 
 + 
 +To do a clean MPG [[dvd_copy|copy]] from a DVD
 + 
 +<​code>​ 
 +dvd_copy -o - | ffmpeg -i - -map 0:v -map 0:-map 0:s -codec copy -f vob dvd_copy.mpg  
 +</​code>​ 
 + 
 +Or into Matroska: 
 + 
 +<​code>​ 
 +dvd_copy -o - | ffmpeg -fflags +genpts -i - -codec copy dvd_copy.mkv  
 +</​code>​ 
 + 
 +** Adding Chapters ** 
 + 
 +  * See [[https://​ffmpeg.org/​ffmpeg-formats.html#​Metadata-1]] 
 + 
 +Create a file with the metadata. This example here has chapters at each minute mark. 
 + 
 +<​code>​ 
 +;​FFMETADATA1 
 +[CHAPTER] 
 +TIMEBASE=1/​1000 
 +START=0 
 +END=60000 
 +title=Chapter 1 
 +[CHAPTER] 
 +TIMEBASE=1/​1000 
 +START=60000 
 +END=120000 
 +title=Chapter 2 
 +[CHAPTER] 
 +TIMEBASE=1/​1000 
 +START=120000 
 +END=180000 
 +title=Chapter 3 
 +[CHAPTER] 
 +TIMEBASE=1/​1000 
 +START=180000 
 +END=240000 
 +title=Chapter 4 
 +</​code>​ 
 + 
 +Use the file as input with the encode, and map the metadata: 
 + 
 +<​code>​ 
 +ffmpeg -i video.mpg -i chapters.txt -map_metadata 1 video.mkv 
 +</​code>​ 
 + 
 +You can extract the metadata as well:
  
 <​code>​ <​code>​
-dvd_copy -o - | ffmpeg -i - -map 0:v -map i:0x80 -c:v copy -c:a copy -f vob dvd_copy.mkv +ffmpeg -i dvd_copy.mkv ​-f ffmetadata metadata.txt
 </​code>​ </​code>​
  
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 Also, MV1234.MP4 is the old supported format. ​ My PSP (firmware >5) supports "​movie.mp4"​ naming scheme, as well as folder structures just fine! Also, MV1234.MP4 is the old supported format. ​ My PSP (firmware >5) supports "​movie.mp4"​ naming scheme, as well as folder structures just fine!
- 
-=== archives: Muxing to Matroska === 
- 
-ffmpeg seems to have issues creating MKV files. ​ For one, they are much larger than an AVI with the same encoding options. ​ Secondly, they don't seem to work well when AC3 is placed in there. ​ I'd recommend encoding to AVI (or MP4) and then using mkvmerge. 

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