On Di, 2023-01-17 at 12:17 +0100, David Rosca wrote:
> v3: pic_order_cnt steps by 2
> ---
> libavcodec/vaapi_encode_h264.c | 10 ++++++++--
> 1 file changed, 8 insertions(+), 2 deletions(-)
>
> diff --git a/libavcodec/vaapi_encode_h264.c b/libavcodec/vaapi_encode_h264.c
> index f15bcc6..de0951f 100644
> --- a/libavcodec/vaapi_encode_h264.c
> +++ b/libavcodec/vaapi_encode_h264.c
> @@ -361,8 +361,10 @@ static int
> vaapi_encode_h264_init_sequence_params(AVCodecContext *avctx)
> sps->chroma_format_idc = 1;
>
> sps->log2_max_frame_num_minus4 = 4;
> - sps->pic_order_cnt_type = 0;
> - sps->log2_max_pic_order_cnt_lsb_minus4 = 4;
> + sps->pic_order_cnt_type = ctx->max_b_depth ? 0 : 2;
> + if (sps->pic_order_cnt_type == 0) {
> + sps->log2_max_pic_order_cnt_lsb_minus4 = 4;
> + }
>
> sps->max_num_ref_frames = priv->dpb_frames;
>
> @@ -643,6 +645,10 @@ static int
> vaapi_encode_h264_init_picture_params(AVCodecContext *avctx,
> }
> }
> hpic->pic_order_cnt = pic->display_order - hpic->last_idr_frame;
> + if (priv->raw_sps.pic_order_cnt_type == 2) {
> + hpic->pic_order_cnt *= 2;
> + }
> +
> hpic->dpb_delay = pic->display_order - pic->encode_order + ctx-
> >max_b_depth;
> hpic->cpb_delay = pic->encode_order - hpic->last_idr_frame;
>
LGTM, will apply.
Thanks
Haihao
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