https://cinelerra-gg.org/download/CinelerraGG_Manual.pdf
http://g-raffa.eu/Cinelerra/HOWTO/basics.html
.
+2022 November changes of note:
+ New render format - h264-rgb.mp4 fixes problem in OBS 28.
+ Alpha channel fix when using nested or reference EDL and
+ displaying images with transparencies in Compositor/Viewer.
+ In the doc subdirectory there is now a script available,
+ vaapi_proxy.sh, that speeds up proxy creation if have vaapi.
+2022 October changes of note:
+ Speed up using direct copy for EXR and PPM sequences.
+2022 September changes of note:
+ Flac has been upgraded to 1.4.0 from 1.3.2.
+ Tiff has been upgraded to 4.4.0 from 4.3.0.
+ New render formats - vp9.webm & ALAC, Apple Lossless audio.
+2022 August changes of note:
+ FFmpeg has been upgraded to 5.1 from 4.4.
+2022 July changes of note:
+ Libaom upgraded from 3.2.0 to 3.4.0.
+ Libvpx upgraded from 1.11.0 to 1.12.0
+2022 June - there are no changes of note
2022 May changes of note:
OpenJPEG upgraded from 2.4.0 to 2.5.0
Many Makefile build changes incorporated for less used O/S-s.