vf_hwupload.c File Reference

#include "libavutil/buffer.h"
#include "libavutil/hwcontext.h"
#include "libavutil/hwcontext_internal.h"
#include "libavutil/log.h"
#include "libavutil/pixdesc.h"
#include "libavutil/opt.h"
#include "avfilter.h"
#include "filters.h"
#include "formats.h"
#include "video.h"

Go to the source code of this file.

Data Structures
struct	HWUploadContext

Macros
#define	OFFSET(x)
#define	FLAGS   (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM)

Functions
static int	hwupload_init (AVFilterContext *avctx)
static int	hwupload_query_formats (const AVFilterContext *avctx, AVFilterFormatsConfig **cfg_in, AVFilterFormatsConfig **cfg_out)
static int	hwupload_config_output (AVFilterLink *outlink)
static int	hwupload_filter_frame (AVFilterLink *link, AVFrame *input)
static av_cold void	hwupload_uninit (AVFilterContext *avctx)
	AVFILTER_DEFINE_CLASS (hwupload)

Variables
static const AVOption	hwupload_options []
static const AVFilterPad	hwupload_inputs []
static const AVFilterPad	hwupload_outputs []
const FFFilter	ff_vf_hwupload

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

Value:

offsetof(HWUploadContext, x)

Definition at line 229 of file vf_hwupload.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 230 of file vf_hwupload.c.

Function Documentation

hwupload_init()

static int hwupload_init ( AVFilterContext * avctx )

static

Definition at line 42 of file vf_hwupload.c.

hwupload_query_formats()

static int hwupload_query_formats ( const AVFilterContext * avctx, AVFilterFormatsConfig ** cfg_in, AVFilterFormatsConfig ** cfg_out )

static

Definition at line 69 of file vf_hwupload.c.

hwupload_config_output()

static int hwupload_config_output ( AVFilterLink * outlink )

static

Definition at line 114 of file vf_hwupload.c.

hwupload_filter_frame()

static int hwupload_filter_frame ( AVFilterLink * link, AVFrame * input )

static

Definition at line 180 of file vf_hwupload.c.

hwupload_uninit()

static av_cold void hwupload_uninit ( AVFilterContext * avctx )

static

Definition at line 221 of file vf_hwupload.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

hwupload

)

Variable Documentation

hwupload_options

const AVOption hwupload_options[]

static

Initial value:

= {
    {
        "derive_device", "Derive a new device of this type",
        OFFSET(device_type), AV_OPT_TYPE_STRING,
        { .str = NULL }, 0, 0, FLAGS
    },
    {
        NULL
    }
}

Definition at line 231 of file vf_hwupload.c.

hwupload_inputs

const AVFilterPad hwupload_inputs[]

static

Initial value:

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

Definition at line 244 of file vf_hwupload.c.

hwupload_outputs

const AVFilterPad hwupload_outputs[]

static

Initial value:

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

Definition at line 252 of file vf_hwupload.c.

ff_vf_hwupload

const FFFilter ff_vf_hwupload

Initial value:

= {
    .p.name        = "hwupload",
    .p.description = NULL_IF_CONFIG_SMALL("Upload a normal frame to a hardware frame"),
    .p.priv_class  = &hwupload_class,
    .p.flags       = AVFILTER_FLAG_HWDEVICE,
    .init          = hwupload_init,
    .uninit        = hwupload_uninit,
    .priv_size     = sizeof(HWUploadContext),
    FILTER_INPUTS(hwupload_inputs),
    FILTER_OUTPUTS(hwupload_outputs),
    FILTER_QUERY_FUNC2(hwupload_query_formats),
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 260 of file vf_hwupload.c.