Not convenient if using numerals to set MFE mode. It is ambiguous and misleading (e.g: user may misunderstand setting mfmode to 1 is to enable MFE but actually it is to disable MFE, and set it to be 5 or above is meaningless).
Signed-off-by: Zhong Li <[email protected]> --- libavcodec/qsvenc_h264.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/libavcodec/qsvenc_h264.c b/libavcodec/qsvenc_h264.c index ae00ff8..7f3fd5a 100644 --- a/libavcodec/qsvenc_h264.c +++ b/libavcodec/qsvenc_h264.c @@ -94,7 +94,11 @@ static const AVOption options[] = { { "aud", "Insert the Access Unit Delimiter NAL", OFFSET(qsv.aud), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, 1, VE}, #if QSV_HAVE_MF - { "mfmode", "Multi-Frame Mode", OFFSET(qsv.mfmode), AV_OPT_TYPE_INT, { .i64 = MFX_MF_AUTO }, 0, INT_MAX, VE }, + { "mfmode", "Multi-Frame Mode", OFFSET(qsv.mfmode), AV_OPT_TYPE_INT, { .i64 = MFX_MF_AUTO }, MFX_MF_DEFAULT, MFX_MF_MANUAL, VE, "mfmode"}, + { "default", NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_DEFAULT }, INT_MIN, INT_MAX, VE, "mfmode" }, + { "off" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_DISABLED }, INT_MIN, INT_MAX, VE, "mfmode" }, + { "auto" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_AUTO }, INT_MIN, INT_MAX, VE, "mfmode" }, + { "manual" , NULL, 0, AV_OPT_TYPE_CONST, { .i64 = MFX_MF_MANUAL }, INT_MIN, INT_MAX, VE, "mfmode" }, #endif { NULL }, -- 2.7.4 _______________________________________________ libav-devel mailing list [email protected] https://lists.libav.org/mailman/listinfo/libav-devel
