[FFmpeg-devel] [PATCH v7 2/2] doc/vaapi_encode: add documentations for max_frame_size
Fei Wang
fei.w.wang at intel.com
Thu May 5 12:07:15 EEST 2022
From: Linjie Fu <linjie.fu at intel.com>
Add docs for max_frame_size option.
Signed-off-by: Linjie Fu <linjie.fu at intel.com>
Signed-off-by: Fei Wang <fei.w.wang at intel.com>
---
doc/encoders.texi | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/doc/encoders.texi b/doc/encoders.texi
index 966032a720..43f6288e33 100644
--- a/doc/encoders.texi
+++ b/doc/encoders.texi
@@ -3665,6 +3665,11 @@ performance. This option doesn't work if driver doesn't implement vaSyncBuffer
function. Please make sure there are enough hw_frames allocated if a large
number of async_depth is used.
+ at item max_frame_size
+Set the allowed max size in bytes for each frame. If the frame size exceeds
+the limitation, encoder will adjust the QP value to control the frame size.
+Invalid in CQP rate control mode.
+
@item rc_mode
Set the rate control mode to use. A given driver may only support a subset of
modes.
--
2.25.1
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