[FFmpeg-devel] [PATCH] lavc/qsvenc: add support for Screen Content Coding (SCC) extension
Xiang, Haihao
haihao.xiang at intel.com
Wed Dec 29 07:52:56 EET 2021
> -----Original Message-----
> From: Xiang, Haihao <haihao.xiang at intel.com>
> Sent: Monday, September 28, 2020 16:21
> To: ffmpeg-devel at ffmpeg.org
> Cc: Xiang, Haihao <haihao.xiang at intel.com>
> Subject: [FFmpeg-devel][PATCH] lavc/qsvenc: add support for Screen Content
> Coding (SCC) extension
>
> This patch adds support for SCC encoding on ICL+ platform
>
> Sample pipeline:
> ffmpeg -init_hw_device qsv=qsv:hw -f lavfi -i testsrc -vf \
> "format=nv12,hwupload=extra_hw_frames=64,format=qsv" -c:v hevc_qsv \
> -profile:v scc -low_power 1 out.h265
> ---
> libavcodec/qsvenc.c | 3 +++
> libavcodec/qsvenc_hevc.c | 3 +++
> 2 files changed, 6 insertions(+)
>
> diff --git a/libavcodec/qsvenc.c b/libavcodec/qsvenc.c
> index 1ed8f5d973..29750735e0 100644
> --- a/libavcodec/qsvenc.c
> +++ b/libavcodec/qsvenc.c
> @@ -69,6 +69,9 @@ static const struct {
> { MFX_PROFILE_HEVC_MAINSP, "mainsp" },
> { MFX_PROFILE_HEVC_REXT, "rext" },
> #endif
> +#if QSV_VERSION_ATLEAST(1, 32)
> + { MFX_PROFILE_HEVC_SCC, "scc" },
> +#endif
> };
>
> static const char *print_profile(mfxU16 profile)
> diff --git a/libavcodec/qsvenc_hevc.c b/libavcodec/qsvenc_hevc.c
> index 347f30655e..663f21439f 100644
> --- a/libavcodec/qsvenc_hevc.c
> +++ b/libavcodec/qsvenc_hevc.c
> @@ -241,6 +241,9 @@ static const AVOption options[] = {
> { "main10", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> MFX_PROFILE_HEVC_MAIN10 }, INT_MIN, INT_MAX, VE, "profile" },
> { "mainsp", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> MFX_PROFILE_HEVC_MAINSP }, INT_MIN, INT_MAX, VE, "profile" },
> { "rext", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> MFX_PROFILE_HEVC_REXT }, INT_MIN, INT_MAX, VE, "profile" },
> +#if QSV_VERSION_ATLEAST(1, 32)
> + { "scc", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> MFX_PROFILE_HEVC_SCC }, INT_MIN, INT_MAX, VE, "profile" },
> +#endif
>
> { "gpb", "1: GPB (generalized P/B frame); 0: regular P frame",
> OFFSET(qsv.gpb), AV_OPT_TYPE_BOOL, { .i64 = 1 }, 0, 1, VE},
>
> --
Will apply
-Haihao
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