vf_scale_d3d12.c File Reference

#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "compat/w32dlfcn.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_d3d12va.h"
#include "libavutil/hwcontext_d3d12va_internal.h"
#include "filters.h"
#include "scale_eval.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	ScaleD3D12Context

Macros
#define	COBJMACROS
	This file is part of FFmpeg.
#define	OFFSET(x)
#define	FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Functions
static av_cold int	scale_d3d12_init (AVFilterContext *ctx)
static void	release_d3d12_resources (ScaleD3D12Context *s)
static DXGI_COLOR_SPACE_TYPE	get_dxgi_colorspace (enum AVColorSpace colorspace, enum AVColorTransferCharacteristic trc, int is_10bit)
static AVRational	get_input_framerate (AVFilterContext *ctx, AVFilterLink *inlink, AVFrame *in)
static int	scale_d3d12_configure_processor (ScaleD3D12Context *s, AVFilterContext *ctx)
static int	scale_d3d12_filter_frame (AVFilterLink *inlink, AVFrame *in)
static int	scale_d3d12_config_props (AVFilterLink *outlink)
static av_cold void	scale_d3d12_uninit (AVFilterContext *ctx)
	AVFILTER_DEFINE_CLASS (scale_d3d12)

Variables
static const AVFilterPad	scale_d3d12_inputs []
static const AVFilterPad	scale_d3d12_outputs []
static const AVOption	scale_d3d12_options []
const FFFilter	ff_vf_scale_d3d12

Macro Definition Documentation

COBJMACROS

#define COBJMACROS

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

Definition at line 19 of file vf_scale_d3d12.c.

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(ScaleD3D12Context, x)

Definition at line 746 of file vf_scale_d3d12.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 747 of file vf_scale_d3d12.c.

Function Documentation

scale_d3d12_init()

static av_cold int scale_d3d12_init ( AVFilterContext * ctx )

static

Definition at line 70 of file vf_scale_d3d12.c.

release_d3d12_resources()

static void release_d3d12_resources ( ScaleD3D12Context * s )

static

Definition at line 74 of file vf_scale_d3d12.c.

Referenced by scale_d3d12_config_props(), and scale_d3d12_uninit().

get_dxgi_colorspace()

static DXGI_COLOR_SPACE_TYPE get_dxgi_colorspace ( enum AVColorSpace colorspace, enum AVColorTransferCharacteristic trc, int is_10bit )

static

< HDR10

< HLG

< Rec.709 10-bit

< Default to Rec.709

Definition at line 128 of file vf_scale_d3d12.c.

Referenced by scale_d3d12_filter_frame().

get_input_framerate()

static AVRational get_input_framerate ( AVFilterContext * ctx, AVFilterLink * inlink, AVFrame * in )

static

Definition at line 156 of file vf_scale_d3d12.c.

Referenced by scale_d3d12_filter_frame().

scale_d3d12_configure_processor()

static int scale_d3d12_configure_processor ( ScaleD3D12Context * s, AVFilterContext * ctx )

static

Definition at line 182 of file vf_scale_d3d12.c.

Referenced by scale_d3d12_filter_frame().

scale_d3d12_filter_frame()

static int scale_d3d12_filter_frame ( AVFilterLink * inlink, AVFrame * in )

static

< Increment reference count

Definition at line 360 of file vf_scale_d3d12.c.

scale_d3d12_config_props()

static int scale_d3d12_config_props ( AVFilterLink * outlink )

static

Definition at line 601 of file vf_scale_d3d12.c.

scale_d3d12_uninit()

static av_cold void scale_d3d12_uninit ( AVFilterContext * ctx )

static

Definition at line 718 of file vf_scale_d3d12.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

scale_d3d12

)

Variable Documentation

scale_d3d12_inputs

const AVFilterPad scale_d3d12_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .filter_frame = scale_d3d12_filter_frame,
    },
}

Definition at line 730 of file vf_scale_d3d12.c.

scale_d3d12_outputs

const AVFilterPad scale_d3d12_outputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = scale_d3d12_config_props,
    },
}

Definition at line 738 of file vf_scale_d3d12.c.

scale_d3d12_options

const AVOption scale_d3d12_options[]

static

Initial value:

= {
    { "w",  "Output video width",       OFFSET(w_expr), AV_OPT_TYPE_STRING,    {.str = "iw"}, .flags = FLAGS },
    { "h", "Output video height",       OFFSET(h_expr), AV_OPT_TYPE_STRING,    {.str = "ih"}, .flags = FLAGS },
    { "format", "Output video pixel format", OFFSET(format), AV_OPT_TYPE_PIXEL_FMT, { .i64 = AV_PIX_FMT_NONE }, INT_MIN, INT_MAX, .flags=FLAGS },
    { NULL }
}

Definition at line 749 of file vf_scale_d3d12.c.

ff_vf_scale_d3d12

const FFFilter ff_vf_scale_d3d12

Initial value:

= {
    .p.name           = "scale_d3d12",
    .p.description    = NULL_IF_CONFIG_SMALL("Scale video using Direct3D12"),
    .priv_size        = sizeof(ScaleD3D12Context),
    .p.priv_class     = &scale_d3d12_class,
    .init             = scale_d3d12_init,
    .uninit           = scale_d3d12_uninit,
    FILTER_INPUTS(scale_d3d12_inputs),
    FILTER_OUTPUTS(scale_d3d12_outputs),
    FILTER_SINGLE_PIXFMT(AV_PIX_FMT_D3D12),
    .p.flags          = AVFILTER_FLAG_HWDEVICE,
    .flags_internal   = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 758 of file vf_scale_d3d12.c.