On 11/10/2018 11:26, Zhong Li wrote:
> Currently qsv (m)jpeg encoding is broken.
> Regression introducing by the commit(id: c1bcd3): fix async support,
> which requires the minimum async_depth to be 1, instead previous zero.
> But the default async_depth of qsv (m)jpeg encoding is still initialized
> (mostly) as zero.
>
> This patch also abviously improves qsv (m)jpeg encoding performance
> due to the default async_depth is changed to 4.
>
> Signed-off-by: Zhong Li <zhong...@intel.com>
> ---
> libavcodec/qsvenc_jpeg.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/libavcodec/qsvenc_jpeg.c b/libavcodec/qsvenc_jpeg.c
> index e11b74d..7465bb9 100644
> --- a/libavcodec/qsvenc_jpeg.c
> +++ b/libavcodec/qsvenc_jpeg.c
> @@ -64,6 +64,7 @@ static av_cold int qsv_enc_close(AVCodecContext *avctx)
> #define OFFSET(x) offsetof(QSVMJPEGEncContext, x)
> #define VE AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_ENCODING_PARAM
> static const AVOption options[] = {
> + { "async_depth", "Maximum processing parallelism",
> OFFSET(qsv.async_depth), AV_OPT_TYPE_INT, { .i64 = ASYNC_DEPTH_DEFAULT }, 1,
> INT_MAX, VE },
> { NULL },
> };
>
>
both look fine. I'd merge them this evening.
lu
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