Hello Will,
Friday, December 11, 2015, 6:47:28 PM, you wrote:
WK> Since adaptive_i support is broken, this allows the QSV encoder to use
scene-
WK> change hints from the input stream if force_key_frames = source is used.
The
WK> result will be improved transcoding quality at scene change boundaries.
WK> Signed-off-by: Will Kelleher <wkelle...@gogoair.com>
WK> ---
WK> libavcodec/qsvenc.c | 11 +++++++++++
WK> 1 file changed, 11 insertions(+)
WK> diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
WK> index d00fdff..74e40f7 100644
WK> --- a/libavcodec/qsvenc.c
WK> +++ b/libavcodec/qsvenc.c
WK> @@ -939,6 +939,17 @@ int ff_qsv_encode(AVCodecContext *avctx, QSVEncContext
*q,
WK> q->set_encode_ctrl_cb(avctx, frame, &qsv_frame->enc_ctrl);
WK> }
WK>
WK> + if (enc_ctrl) {
+ if (frame->>pict_type == AV_PICTURE_TYPE_I) {
WK> + enc_ctrl->FrameType = MFX_FRAMETYPE_I | MFX_FRAMETYPE_REF;
WK> + if (frame->key_frame) {
WK> + enc_ctrl->FrameType |= MFX_FRAMETYPE_IDR;
WK> + }
WK> + } else {
WK> + enc_ctrl->FrameType = 0;
WK> + }
WK> + }
WK> +
WK> do {
WK> ret = MFXVideoENCODE_EncodeFrameAsync(q->session, enc_ctrl, surf,
bs, &sync);
WK> if (ret == MFX_WRN_DEVICE_BUSY) {
Am I understanding right that suggesting feature is non-optional and will
active always? I believe it should have own option to activate because there
are negative side effects are possible.
--
Best regards,
Ivan mailto:ivan.us...@nablet.com
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