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| author | Wenbin Chen <wenbin.chen-at-intel.com@ffmpeg.org> | 2022-08-17 15:07:19 +0800 |
|---|---|---|
| committer | Haihao Xiang <haihao.xiang@intel.com> | 2022-08-23 12:42:19 +0800 |
| commit | ae7d19680b7e7a401773c619e7c36f3faaf94d0d (patch) | |
| tree | e1b705912e52ae1f2c1fe9c73d2617276d4d581b /doc | |
| parent | f23e3ce8589629623db978ad70967eb37f7fac35 (diff) | |
| download | ffmpeg-ae7d19680b7e7a401773c619e7c36f3faaf94d0d.tar.gz | |
libavcodec/qsvenc: Add adaptive_i/b to hevc_qsv
Add adaptive_i/b feature to hevc_qsv. Adaptive_i allows changing of
frame type from P and B to I. Adaptive_b allows changing of frame type
frome B to P.
Signed-off-by: Wenbin Chen <wenbin.chen@intel.com>
Signed-off-by: Haihao Xiang <haihao.xiang@intel.com>
Diffstat (limited to 'doc')
| -rw-r--r-- | doc/encoders.texi | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/doc/encoders.texi b/doc/encoders.texi index 6d73f74196..fed798ff42 100644 --- a/doc/encoders.texi +++ b/doc/encoders.texi @@ -3543,6 +3543,13 @@ Setting this flag turns on or off LowDelayBRC feautre in qsv plugin, which provi more accurate bitrate control to minimize the variance of bitstream size frame by frame. Value: -1-default 0-off 1-on +@item @var{adaptive_i} +This flag controls insertion of I frames by the QSV encoder. Turn ON this flag +to allow changing of frame type from P and B to I. + +@item @var{adaptive_b} +This flag controls changing of frame type from B to P. + @item @var{p_strategy} Enable P-pyramid: 0-default 1-simple 2-pyramid(bf need to be set to 0). |