[FFmpeg-devel] [PATCH v1] avfilter: Add tonemap vaapi filter for H2S

Sun, Xinpeng xinpeng.sun at intel.com
Wed Nov 13 04:21:59 EET 2019


> -----Original Message-----
> From: Song, Ruiling <ruiling.song at intel.com>
> Sent: Wednesday, November 13, 2019 9:05 AM
> To: FFmpeg development discussions and patches <ffmpeg-devel at ffmpeg.org>
> Cc: Sun, Xinpeng <xinpeng.sun at intel.com>; Zhou, Zachary
> <zachary.zhou at intel.com>
> Subject: RE: [FFmpeg-devel] [PATCH v1] avfilter: Add tonemap vaapi filter for
> H2S
> 
> > -----Original Message-----
> > From: ffmpeg-devel <ffmpeg-devel-bounces at ffmpeg.org> On Behalf Of
> > Xinpeng Sun
> > Sent: Tuesday, November 12, 2019 5:00 PM
> > To: ffmpeg-devel at ffmpeg.org
> > Cc: Sun, Xinpeng <xinpeng.sun at intel.com>; Zhou, Zachary
> > <zachary.zhou at intel.com>
> > Subject: [FFmpeg-devel] [PATCH v1] avfilter: Add tonemap vaapi filter
> > for H2S
> >
> > It performs HDR(High Dynamic Range) to SDR(Standard Dynamic Range)
> > conversion with tone-mapping. It supports HDR10 only as input
> > temporarily.
> >
> > H2S: P010 -> NV12
> Have you tried P010 HDR to P010 SDR? Does it work? I think people may like use
> 10bit SDR because it has more color details.
> 
I will check if it works in the driver. If yes, I can add P010 HDR to P010 SDR in the next version.

> >
> > An example command to use this filter with vaapi codecs:
> > FFMPEG -hwaccel vaapi -vaapi_device /dev/dri/renderD128 -
> > hwaccel_output_format vaapi \ -i INPUT -vf
> > 'tonemap_vaapi=h2s,hwdownload,format=nv12' -pix_fmt nv12 \ -f rawvideo
> > -y OUTPUT
> >
> > Signed-off-by: Xinpeng Sun <xinpeng.sun at intel.com>
> > Signed-off-by: Zachary Zhou <zachary.zhou at intel.com>
> > ---
> >  doc/filters.texi               |  30 ++++
> >  libavfilter/Makefile           |   1 +
> >  libavfilter/allfilters.c       |   1 +
> >  libavfilter/vaapi_vpp.c        |   5 +
> >  libavfilter/vf_tonemap_vaapi.c | 272
> > +++++++++++++++++++++++++++++++++
> >  5 files changed, 309 insertions(+)
> >  create mode 100644 libavfilter/vf_tonemap_vaapi.c
> >
> > diff --git a/doc/filters.texi b/doc/filters.texi index
> > 6800124574..b1c466ba24 100644
> > --- a/doc/filters.texi
> > +++ b/doc/filters.texi
> > @@ -20754,6 +20754,36 @@ Convert HDR(PQ/HLG) video to bt2020-transfer-
> > characteristic p010 format using li  @end example  @end itemize
> >
> This should not be here. Please move above opencl video filters or start another
> chapter dedicated for vaapi accelerated video filters somewhere.
I will fix it in the next version.

> > + at section tonemap_vappi
> > +
> > +Perform HDR(High Dynamic Range) to SDR(Standard Dynamic Range)
> > conversion with tone-mapping.
> > +It maps the dynamic range of HDR10 content to the SDR content.
> > +It only accepts HDR10 as input temporarilly.
> > +
> > +It accepts the following parameters:
> > +
> > + at table @option
> > + at item type
> > +Specify the tone-mapping operator to be used.
> > +
> > +Possible values are:
> > + at table @var
> > + at item h2s
> > +Perform H2S(HDR to SDR), convert from p010 to nv12 @end table
> > +
> > + at end table
> > +
> > + at subsection Example
> > +
> > + at itemize
> > + at item
> > +Convert HDR video to SDR video from p010 format to nv12 format.
> > + at example
> > +-i INPUT -vf "tonemap_vaapi=h2s" OUTPUT @end example @end itemize
> > +
> >  @section unsharp_opencl
> >
> >  Sharpen or blur the input video.
> > diff --git a/libavfilter/Makefile b/libavfilter/Makefile index
> > fce930360d..90a0e9945e 100644
> > --- a/libavfilter/Makefile
> > +++ b/libavfilter/Makefile
> > @@ -410,6 +410,7 @@ OBJS-$(CONFIG_TMIX_FILTER)                   += vf_mix.o
> > framesync.o
> >  OBJS-$(CONFIG_TONEMAP_FILTER)                += vf_tonemap.o colorspace.o
> >  OBJS-$(CONFIG_TONEMAP_OPENCL_FILTER)         += vf_tonemap_opencl.o
> > colorspace.o opencl.o \
> >                                                  opencl/tonemap.o
> > opencl/colorspace_common.o
> > +OBJS-$(CONFIG_TONEMAP_VAAPI_FILTER)          += vf_tonemap_vaapi.o
> > vaapi_vpp.o
> >  OBJS-$(CONFIG_TPAD_FILTER)                   += vf_tpad.o
> >  OBJS-$(CONFIG_TRANSPOSE_FILTER)              += vf_transpose.o
> >  OBJS-$(CONFIG_TRANSPOSE_NPP_FILTER)          += vf_transpose_npp.o
> > diff --git a/libavfilter/allfilters.c b/libavfilter/allfilters.c index
> > 7c1e19e1da..b2fb1f8a98 100644
> > --- a/libavfilter/allfilters.c
> > +++ b/libavfilter/allfilters.c
> > @@ -390,6 +390,7 @@ extern AVFilter ff_vf_tlut2;  extern AVFilter
> > ff_vf_tmix;  extern AVFilter ff_vf_tonemap;  extern AVFilter
> > ff_vf_tonemap_opencl;
> > +extern AVFilter ff_vf_tonemap_vaapi;
> >  extern AVFilter ff_vf_tpad;
> >  extern AVFilter ff_vf_transpose;
> >  extern AVFilter ff_vf_transpose_npp;
> > diff --git a/libavfilter/vaapi_vpp.c b/libavfilter/vaapi_vpp.c index
> > b5b245c8af..5776243fa0 100644
> > --- a/libavfilter/vaapi_vpp.c
> > +++ b/libavfilter/vaapi_vpp.c
> > @@ -257,6 +257,11 @@ static const VAAPIColourProperties
> > vaapi_colour_standard_map[] = {
> >      { VAProcColorStandardSMPTE170M,   6,  6,  6 },
> >      { VAProcColorStandardSMPTE240M,   7,  7,  7 },
> >      { VAProcColorStandardGenericFilm, 8,  1,  1 },
> > +
> > +#if VA_CHECK_VERSION(2, 3, 0)
> > +    { VAProcColorStandardExplicit,    9,  16, AVCOL_SPC_BT2020_NCL},
> > +#endif
> > +
> >  #if VA_CHECK_VERSION(1, 1, 0)
> >      { VAProcColorStandardSRGB,        1, 13,  0 },
> >      { VAProcColorStandardXVYCC601,    1, 11,  5 },
> > diff --git a/libavfilter/vf_tonemap_vaapi.c
> > b/libavfilter/vf_tonemap_vaapi.c new file mode 100644 index
> > 0000000000..27ee17bf00
> > --- /dev/null
> > +++ b/libavfilter/vf_tonemap_vaapi.c
> > @@ -0,0 +1,272 @@
> > +/*
> > + * 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 <string.h>
> > +
> > +#include "libavutil/avassert.h"
> > +#include "libavutil/mem.h"
> > +#include "libavutil/opt.h"
> > +#include "libavutil/pixdesc.h"
> > +#include "libavutil/mastering_display_metadata.h"
> > +
> > +#include "avfilter.h"
> > +#include "formats.h"
> > +#include "internal.h"
> > +#include "vaapi_vpp.h"
> > +
> > +typedef enum {
> > +    HDR_VAAPI_H2S,
> > +} HDRType;
> > +
> > +typedef struct HDRVAAPIContext {
> > +    VAAPIVPPContext vpp_ctx; // must be the first field
> > +
> > +    int hdr_type;
> > +
> > +    char *master_display;
> > +    char *content_light;
> > +
> > +    VAHdrMetaDataHDR10  in_metadata;
> > +
> > +    AVFrameSideData    *src_display;
> > +    AVFrameSideData    *src_light;
> > +} HDRVAAPIContext;
> > +
> > +static int tonemap_vaapi_set_filter_params(AVFilterContext *avctx,
> > AVFrame *input_frame)
> > +{
> > +    VAAPIVPPContext *vpp_ctx   = avctx->priv;
> > +    HDRVAAPIContext *ctx       = avctx->priv;
> > +    VAStatus vas;
> > +    VAProcFilterParameterBufferHDRToneMapping *hdrtm_param;
> > +
> > +    vas = vaMapBuffer(vpp_ctx->hwctx->display, vpp_ctx->filter_buffers[0],
> > +                      (void**)&hdrtm_param);
> > +    if (vas != VA_STATUS_SUCCESS) {
> > +        av_log(avctx, AV_LOG_ERROR, "Failed to map "
> > +               "buffer (%d): %d (%s).\n",
> > +               vpp_ctx->filter_buffers[0], vas, vaErrorStr(vas));
> > +        return AVERROR(EIO);
> > +    }
> > +
> > +    memcpy(hdrtm_param->data.metadata, &ctx->in_metadata,
> > sizeof(VAHdrMetaDataHDR10));
> > +
> > +    vas = vaUnmapBuffer(vpp_ctx->hwctx->display, vpp_ctx-
> > >filter_buffers[0]);
> > +    if (vas != VA_STATUS_SUCCESS) {
> > +        av_log(avctx, AV_LOG_ERROR, "Failed to unmap output buffers: "
> > +               "%d (%s).\n", vas, vaErrorStr(vas));
> > +        return AVERROR(EIO);
> > +    }
> > +
> > +    return 0;
> > +}
> > +
> > +static int tonemap_vaapi_build_filter_params(AVFilterContext *avctx)
> > +{
> > +    VAAPIVPPContext *vpp_ctx   = avctx->priv;
> > +    HDRVAAPIContext *ctx       = avctx->priv;
> > +    VAStatus vas;
> > +    VAProcFilterCapHighDynamicRange hdr_cap;
> > +    int num_query_caps;
> > +    VAProcFilterParameterBufferHDRToneMapping hdrtm_param;
> > +
> > +    vas = vaQueryVideoProcFilterCaps(vpp_ctx->hwctx->display,
> > +                                     vpp_ctx->va_context,
> > +                                     VAProcFilterHighDynamicRangeToneMapping,
> > +                                     &hdr_cap, &num_query_caps);
> > +    if (vas != VA_STATUS_SUCCESS) {
> > +        av_log(avctx, AV_LOG_ERROR, "Failed to query HDR caps "
> > +               "context: %d (%s).\n", vas, vaErrorStr(vas));
> > +        return AVERROR(EIO);
> > +    }
> > +
> > +    if (hdr_cap.metadata_type == VAProcHighDynamicRangeMetadataNone)
> > {
> > +        av_log(avctx, AV_LOG_ERROR, "VAAPI driver doesn't support HDR\n");
> > +        return AVERROR(EINVAL);
> > +    }
> > +
> > +    switch (ctx->hdr_type) {
> > +    case HDR_VAAPI_H2S:
> > +        if (!(VA_TONE_MAPPING_HDR_TO_SDR & hdr_cap.caps_flag)) {
> > +            av_log(avctx, AV_LOG_ERROR,
> > +                   "VAAPI driver doesn't support H2S\n");
> > +            return AVERROR(EINVAL);
> > +        }
> > +        break;
> > +    default:
> > +        av_assert0(0);
> > +    }
> > +
> > +    memset(&hdrtm_param, 0, sizeof(hdrtm_param));
> > +    memset(&ctx->in_metadata, 0, sizeof(ctx->in_metadata));
> > +    hdrtm_param.type = VAProcFilterHighDynamicRangeToneMapping;
> > +    hdrtm_param.data.metadata_type =
> > VAProcHighDynamicRangeMetadataHDR10;
> I think you need to check whether the input video is HDR10. If not, you need to
> return some error code.
> And output an error message that this filter only support HDR10.
I will apply this point in the next version.

> > +    hdrtm_param.data.metadata      = &ctx->in_metadata;
> > +    hdrtm_param.data.metadata_size = sizeof(VAHdrMetaDataHDR10);
> > +
> > +    ff_vaapi_vpp_make_param_buffers(avctx,
> > +                                    VAProcFilterParameterBufferType,
> > +                                    &hdrtm_param,
> > + sizeof(hdrtm_param), 1);
> > +
> > +    return 0;
> > +}
> > +
> > +static int tonemap_vaapi_filter_frame(AVFilterLink *inlink, AVFrame
> > *input_frame)
> > +{
> > +    AVFilterContext *avctx     = inlink->dst;
> > +    AVFilterLink *outlink      = avctx->outputs[0];
> > +    VAAPIVPPContext *vpp_ctx   = avctx->priv;
> > +    HDRVAAPIContext *ctx       = avctx->priv;
> > +    AVFrame *output_frame      = NULL;
> > +    VASurfaceID input_surface, output_surface;
> > +
> > +    VAProcPipelineParameterBuffer params;
> > +    int err;
> > +
> > +    av_log(avctx, AV_LOG_DEBUG, "Filter input: %s, %ux%u (%"PRId64").\n",
> > +           av_get_pix_fmt_name(input_frame->format),
> > +           input_frame->width, input_frame->height,
> > + input_frame->pts);
> > +
> > +    if (vpp_ctx->va_context == VA_INVALID_ID){
> > +        av_frame_free(&input_frame);
> > +        return AVERROR(EINVAL);
> > +    }
> > +
> > +    err = tonemap_vaapi_set_filter_params(avctx, input_frame);
> > +    if (err < 0)
> > +        goto fail;
> > +
> > +    input_surface = (VASurfaceID)(uintptr_t)input_frame->data[3];
> > +    av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for tonemap vpp
> > input.\n",
> > +           input_surface);
> > +
> > +    output_frame = ff_get_video_buffer(outlink, vpp_ctx->output_width,
> > +                                       vpp_ctx->output_height);
> > +    if (!output_frame) {
> > +        err = AVERROR(ENOMEM);
> > +        goto fail;
> > +    }
> > +
> > +    output_surface = (VASurfaceID)(uintptr_t)output_frame->data[3];
> > +    av_log(avctx, AV_LOG_DEBUG, "Using surface %#x for tonemap vpp
> > output.\n",
> > +           output_surface);
> > +    memset(&params, 0, sizeof(params));
> > +
> > +    err = av_frame_copy_props(output_frame, input_frame);
> > +    if (err < 0)
> > +        return err;
> > +
> > +    switch (ctx->hdr_type)
> > +    {
> > +    case HDR_VAAPI_H2S:
> > +        params.output_color_standard = VAProcColorStandardBT709;
> > +        params.output_color_properties.colour_primaries = AVCOL_PRI_BT709;
> > +        params.output_color_properties.transfer_characteristics =
> > AVCOL_TRC_BT709;
> I think it would be much better to allow setting these parameters through filter
> options. Please take a look at vf_scale_vaapi.c
> 
> Ruiling
Will be apply in the next version, too.
Xinpeng

> > +        break;
> > +    default:
> > +        av_assert0(0);
> > +    }
> > +
> > +    err = ff_vaapi_vpp_init_params(avctx, &params,
> > +                                   input_frame, output_frame);
> > +    if (err < 0)
> > +        goto fail;
> > +
> > +    err = ff_vaapi_vpp_render_picture(avctx, &params, output_frame);
> > +    if (err < 0)
> > +        goto fail;
> > +
> > +    av_frame_free(&input_frame);
> > +
> > +    av_log(avctx, AV_LOG_DEBUG, "Filter output: %s, %ux%u
> > (%"PRId64").\n",
> > +           av_get_pix_fmt_name(output_frame->format),
> > +           output_frame->width, output_frame->height,
> > + output_frame->pts);
> > +
> > +    return ff_filter_frame(outlink, output_frame);
> > +
> > +fail:
> > +    av_frame_free(&input_frame);
> > +    av_frame_free(&output_frame);
> > +    return err;
> > +}
> > +
> > +static av_cold int tonemap_vaapi_init(AVFilterContext *avctx) {
> > +    VAAPIVPPContext *vpp_ctx = avctx->priv;
> > +    HDRVAAPIContext *ctx     = avctx->priv;
> > +
> > +    ff_vaapi_vpp_ctx_init(avctx);
> > +    vpp_ctx->build_filter_params = tonemap_vaapi_build_filter_params;
> > +    vpp_ctx->pipeline_uninit = ff_vaapi_vpp_pipeline_uninit;
> > +
> > +    if (ctx->hdr_type == HDR_VAAPI_H2S) {
> > +        vpp_ctx->output_format = AV_PIX_FMT_NV12;
> > +    } else {
> > +        av_assert0(0);
> > +    }
> > +
> > +    return 0;
> > +}
> > +
> > +static int tonemap_vaapi_vpp_query_formats(AVFilterContext *avctx) {
> > +    return ff_vaapi_vpp_query_formats(avctx);
> > +}
> > +
> > +#define OFFSET(x) offsetof(HDRVAAPIContext, x) #define FLAGS
> > +(AV_OPT_FLAG_VIDEO_PARAM |
> > AV_OPT_FLAG_FILTERING_PARAM)
> > +static const AVOption tonemap_vaapi_options[] = {
> > +    { "type",    "hdr type",            OFFSET(hdr_type), AV_OPT_TYPE_INT, { .i64
> > = HDR_VAAPI_H2S }, 0, 1, FLAGS, "type" },
> > +        { "h2s", "vaapi P010 to NV12",        0, AV_OPT_TYPE_CONST,
> > {.i64=HDR_VAAPI_H2S}, INT_MIN, INT_MAX, FLAGS, "type" },
> > +    { "display", "set master display",  OFFSET(master_display),
> > AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },
> > +    { "light",   "set content light",   OFFSET(content_light),
> > AV_OPT_TYPE_STRING, {.str=NULL}, CHAR_MIN, CHAR_MAX, FLAGS },
> > +    { NULL }
> > +};
> > +
> > +
> > +AVFILTER_DEFINE_CLASS(tonemap_vaapi);
> > +
> > +static const AVFilterPad tonemap_vaapi_inputs[] = {
> > +    {
> > +        .name         = "default",
> > +        .type         = AVMEDIA_TYPE_VIDEO,
> > +        .filter_frame = &tonemap_vaapi_filter_frame,
> > +        .config_props = &ff_vaapi_vpp_config_input,
> > +    },
> > +    { NULL }
> > +};
> > +
> > +static const AVFilterPad tonemap_vaapi_outputs[] = {
> > +    {
> > +        .name = "default",
> > +        .type = AVMEDIA_TYPE_VIDEO,
> > +        .config_props = &ff_vaapi_vpp_config_output,
> > +    },
> > +    { NULL }
> > +};
> > +
> > +AVFilter ff_vf_tonemap_vaapi = {
> > +    .name           = "tonemap_vaapi",
> > +    .description    = NULL_IF_CONFIG_SMALL("VAAPI VPP for tonemap"),
> > +    .priv_size      = sizeof(HDRVAAPIContext),
> > +    .init           = &tonemap_vaapi_init,
> > +    .uninit         = &ff_vaapi_vpp_ctx_uninit,
> > +    .query_formats  = &tonemap_vaapi_vpp_query_formats,
> > +    .inputs         = tonemap_vaapi_inputs,
> > +    .outputs        = tonemap_vaapi_outputs,
> > +    .priv_class     = &tonemap_vaapi_class,
> > +    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE, };
> > --
> > 2.17.1
> >
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