avcodec: add an AVCodecContext flag to export PRFT side data on demand

Signed-off-by: James Almer <jamrial@gmail.com>

1 files changed, 3 insertions, 0 deletions

diff --git a/doc/codecs.texi b/doc/codecs.texi
index 62090b3d51..2112ce5f46 100644
--- a/doc/codecs.texi
+++ b/doc/codecs.texi
@@ -795,6 +795,9 @@ Possible values:
 @item mvs
 Export motion vectors into frame side-data (see @code{AV_FRAME_DATA_MOTION_VECTORS})
 for codecs that support it. See also @file{doc/examples/export_mvs.c}.
+@item prft
+Export encoder Producer Reference Time into packet side-data (see @code{AV_PKT_DATA_PRFT})
+for codecs that support it.
 @end table
 
 @item error @var{integer} (@emph{encoding,video})