On Tue, 5 Nov 2019 at 12:22, Fu, Linjie <linjie...@intel.com> wrote:
>
> > -----Original Message-----
> > From: ffmpeg-devel <ffmpeg-devel-boun...@ffmpeg.org> On Behalf Of
> > Dennis Mungai
> > Sent: Tuesday, November 5, 2019 13:04
> > To: FFmpeg development discussions and patches <ffmpeg-
> > de...@ffmpeg.org>
> > Cc: Zhong Li <zhongli_...@126.com>
> > Subject: Re: [FFmpeg-devel] [PATCH] lavc/qsvenc: add the missing vp9 file
> >
> > On Mon, 4 Nov 2019 at 10:12, Zhong Li <zhongli_...@126.com> wrote:
> > >
> > > It is missed in commit 3358380
> > >
> > > Signed-off-by: Zhong Li <zhongli_...@126.com>
> > > ---
> > > libavcodec/qsvenc_vp9.c | 113
> > ++++++++++++++++++++++++++++++++++++++++++++++++
> > > 1 file changed, 113 insertions(+)
> > > create mode 100644 libavcodec/qsvenc_vp9.c
> > >
> > > diff --git a/libavcodec/qsvenc_vp9.c b/libavcodec/qsvenc_vp9.c
> > > new file mode 100644
> > > index 0000000..9402f80
> > > --- /dev/null
> > > +++ b/libavcodec/qsvenc_vp9.c
> > > @@ -0,0 +1,113 @@
> > > +/*
> > > + * Intel MediaSDK QSV based VP9 encoder
> > > + *
> > > + * This file is part of FFmpeg.
> > > + *
> > > + * FFmpeg is free software; you can redistribute it and/or
> > > + * modify it under the terms of the GNU Lesser General Public
> > > + * License as published by the Free Software Foundation; either
> > > + * version 2.1 of the License, or (at your option) any later version.
> > > + *
> > > + * FFmpeg is distributed in the hope that it will be useful,
> > > + * but WITHOUT ANY WARRANTY; without even the implied warranty of
> > > + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
> > GNU
> > > + * Lesser General Public License for more details.
> > > + *
> > > + * You should have received a copy of the GNU Lesser General Public
> > > + * License along with FFmpeg; if not, write to the Free Software
> > > + * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
> > > 02110-1301
> > USA
> > > + */
> > > +
> > > +
> > > +#include <stdint.h>
> > > +#include <sys/types.h>
> > > +
> > > +#include <mfx/mfxvideo.h>
> > > +
> > > +#include "libavutil/common.h"
> > > +#include "libavutil/opt.h"
> > > +
> > > +#include "avcodec.h"
> > > +#include "internal.h"
> > > +#include "qsv.h"
> > > +#include "qsv_internal.h"
> > > +#include "qsvenc.h"
> > > +
> > > +typedef struct QSVVP9EncContext {
> > > + AVClass *class;
> > > + QSVEncContext qsv;
> > > +} QSVVP9EncContext;
> > > +
> > > +static av_cold int qsv_enc_init(AVCodecContext *avctx)
> > > +{
> > > + QSVVP9EncContext *q = avctx->priv_data;
> > > + q->qsv.low_power = 1;
> > > +
> > > + return ff_qsv_enc_init(avctx, &q->qsv);
> > > +}
> > > +
> > > +static int qsv_enc_frame(AVCodecContext *avctx, AVPacket *pkt,
> > > + const AVFrame *frame, int *got_packet)
> > > +{
> > > + QSVVP9EncContext *q = avctx->priv_data;
> > > +
> > > + return ff_qsv_encode(avctx, &q->qsv, pkt, frame, got_packet);
> > > +}
> > > +
> > > +static av_cold int qsv_enc_close(AVCodecContext *avctx)
> > > +{
> > > + QSVVP9EncContext *q = avctx->priv_data;
> > > +
> > > + return ff_qsv_enc_close(avctx, &q->qsv);
> > > +}
> > > +
> > > +#define OFFSET(x) offsetof(QSVVP9EncContext, x)
> > > +#define VE AV_OPT_FLAG_VIDEO_PARAM |
> > AV_OPT_FLAG_ENCODING_PARAM
> > > +static const AVOption options[] = {
> > > + QSV_COMMON_OPTS
> > > +
> > > + { "profile", NULL, OFFSET(qsv.profile), AV_OPT_TYPE_INT, { .i64 =
> > MFX_PROFILE_UNKNOWN }, 0, INT_MAX, VE, "profile" },
> > > + { "unknown", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> > MFX_PROFILE_UNKNOWN}, INT_MIN, INT_MAX, VE, "profile" },
> > > + { "profile0", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> > MFX_PROFILE_VP9_0 }, INT_MIN, INT_MAX, VE, "profile" },
> > > + { "profile1", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> > MFX_PROFILE_VP9_1 }, INT_MIN, INT_MAX, VE, "profile" },
> > > + { "profile2", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> > MFX_PROFILE_VP9_2 }, INT_MIN, INT_MAX, VE, "profile" },
> > > + { "profile3", NULL, 0, AV_OPT_TYPE_CONST, { .i64 =
> > MFX_PROFILE_VP9_3 }, INT_MIN, INT_MAX, VE, "profile" },
> > > +
> > > + { NULL },
> > > +};
> > > +
> > > +static const AVClass class = {
> > > + .class_name = "vp9_qsv encoder",
> > > + .item_name = av_default_item_name,
> > > + .option = options,
> > > + .version = LIBAVUTIL_VERSION_INT,
> > > +};
> > > +
> > > +static const AVCodecDefault qsv_enc_defaults[] = {
> > > + { "b", "1M" },
> > > + { "refs", "0" },
> > > + { "g", "250" },
> > > + { "trellis", "-1" },
> > > + { "flags", "+cgop" },
> > > + { NULL },
> > > +};
> > > +
> > > +AVCodec ff_vp9_qsv_encoder = {
> > > + .name = "vp9_qsv",
> > > + .long_name = NULL_IF_CONFIG_SMALL("VP9 video (Intel Quick Sync
> > Video acceleration)"),
> > > + .priv_data_size = sizeof(QSVVP9EncContext),
> > > + .type = AVMEDIA_TYPE_VIDEO,
> > > + .id = AV_CODEC_ID_VP9,
> > > + .init = qsv_enc_init,
> > > + .encode2 = qsv_enc_frame,
> > > + .close = qsv_enc_close,
> > > + .capabilities = AV_CODEC_CAP_DELAY | AV_CODEC_CAP_HYBRID,
> > > + .pix_fmts = (const enum AVPixelFormat[]){ AV_PIX_FMT_NV12,
> > > + AV_PIX_FMT_P010,
> > > + AV_PIX_FMT_QSV,
> > > + AV_PIX_FMT_NONE },
> > > + .priv_class = &class,
> > > + .defaults = qsv_enc_defaults,
> > > + .caps_internal = FF_CODEC_CAP_INIT_CLEANUP,
> > > + .wrapper_name = "qsv",
> > > +};
> > > --
> > > 1.8.3.1
> > >
> >
> >
> > Hello Mr Zhong,
> >
> > What hardware is supported by this encoder?
> > On CFL, even with low power encoding enabled, I get:
> >
> > [vp9_qsv @ 0x55dff61e65c0] Current profile is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] Selected ratecontrol mode is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] Low power mode is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] Current frame rate is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] Current picture structure is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] Current resolution is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] Current pixel format is unsupported
> > [vp9_qsv @ 0x55dff61e65c0] some encoding parameters are not supported
> > by the QSV runtime. Please double check the input parameters.
> > Error initializing output stream 0:0 -- Error while opening encoder
> > for output stream #0:0 - maybe incorrect parameters such as bit_rate,
> > rate, width or height
> > [aac @ 0x55dff6184300] Qavg: 166.914
> > [aac @ 0x55dff6184300] 2 frames left in the queue on closing
> > Conversion failed!
>
> If media-driver is used, vp9 is supported since ICL:
> https://github.com/intel/media-driver/blob/master/docs/media_features.md#supported-encoding-input-format-and-max-resolution
>
> Also you could check with "vainfo" in the terminal to see the supported
> VAEntrypoint.
>
> $ vainfo
> ...
> VAProfileVP9Profile0 : VAEntrypointVLD
> VAProfileVP9Profile0 : VAEntrypointEncSliceLP
> VAProfileVP9Profile1 : VAEntrypointVLD
> VAProfileVP9Profile1 : VAEntrypointEncSliceLP
> VAProfileVP9Profile2 : VAEntrypointVLD
> VAProfileVP9Profile2 : VAEntrypointEncSliceLP
> VAProfileVP9Profile3 : VAEntrypointVLD
> VAProfileVP9Profile3 : VAEntrypointEncSliceLP
> ...
>
> - linjie
I see, thanks.
Will this ever be back-ported to Kabylake+?
These systems *can* handle VP9 encoding, at least in VAAPI.
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