Differences

This shows you the differences between two versions of the page.

--- regie:regie_video [2021/09/30 17:10] – [Transcodage Vidéo] mh
+++ regie:regie_video [2022/11/07 11:20] – [Logiciels] mh
@@ Line 42: / Line 42: @@
   * MadMapper
   * mplayer (pour lecture vidéo)
+  * Millumine
+  * QLab
+  * Modulo Kinetic / Modulo Player
 ----
-===== Transcodage Vidéo =====
+===== FFMPEG =====
-De manière générale ''ffmpeg'' permet de faire directement en ligne de commandes des ré-encodages
+=== Re-encode into Apple Pro Res ===
-=== Ré-Encoder un fichier en Apple Pro Res ===
 <code bash>
@@ Line 66: / Line 67: @@
 === Control Quality ===
-// This is a copy of this [[https://superuser.com/questions/525928/ffmpeg-keeping-quality-during-conversion|post]] from [[https://superuser.com/users/135123/paulgrav|this user]]//
 The CRF option sets the encode quality. The bit-rate will vary as necessary to provide a consistent quality throughout the video. 51 being the worst to 0 being the best (lossless). Usually around 15-20 is a good ratio quality vs filesize.
@@ Line 76: / Line 75: @@
 <code bash>
-$ffmpeg -i input-video.mp4 -crf=15 -ss=60 -t=60 output-video.mp4
+$ffmpeg -i input-video.mp4 -c:v libx264 -c:a -crf 15 aac -ss=60 -t=60 output-video.mp4
 </code>
@@ Line 108: / Line 107: @@
 $ffmpeg -h encoder=libx264 //list all options on encoder
 </code>
+===== SDI & bitrates =====
+{{regie:video_formats_bitrates.png?500}}
 ===== Ressources =====