[FFmpeg-devel] [PATCH] avformat/isom: enable extended language for mov

[Derek Buitenhuis]

On 12/06/2020 00:35, Yongle Lin wrote:
> Allow extended language codes using ISO designation for text tracks in mov format when strictness is set to experimental
> ---
> This patch includes a support for mov format to extend language codes using ISO designation for text tracks(https://developer.apple.com/library/archive/documentation/QuickTime/QTFF/QTFFChap4/qtff4.html#//apple_ref/doc/uid/TP40000939-CH206-27005) and a FATE test associates with it.
> 
>  libavformat/isom.c               | 9 +++++++--
>  libavformat/isom.h               | 2 +-
>  libavformat/movenc.c             | 6 +++---
>  tests/fate/mov.mak               | 3 +++
>  tests/ref/fate/mov-extended-lang | 4 ++++
>  5 files changed, 18 insertions(+), 6 deletions(-)
>  create mode 100644 tests/ref/fate/mov-extended-lang

The document you've linked seems to imply you should be using the elng atom?

Perhaps I have misread, or lack context here...

- Derek