vf_hwdownload.c File Reference

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

Go to the source code of this file.

Data Structures
struct	HWDownloadContext

Functions
static int	hwdownload_query_formats (const AVFilterContext *avctx, AVFilterFormatsConfig **cfg_in, AVFilterFormatsConfig **cfg_out)
static int	hwdownload_config_input (AVFilterLink *inlink)
static int	hwdownload_config_output (AVFilterLink *outlink)
static int	hwdownload_filter_frame (AVFilterLink *link, AVFrame *input)
static av_cold void	hwdownload_uninit (AVFilterContext *avctx)

Variables
static const AVClass	hwdownload_class
static const AVFilterPad	hwdownload_inputs []
static const AVFilterPad	hwdownload_outputs []
const AVFilter	ff_vf_hwdownload

Function Documentation

hwdownload_query_formats()

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

static

Definition at line 38 of file vf_hwdownload.c.

hwdownload_config_input()

static int hwdownload_config_input ( AVFilterLink *  inlink )

static

Definition at line 53 of file vf_hwdownload.c.

hwdownload_config_output()

static int hwdownload_config_output ( AVFilterLink *  outlink )

static

Definition at line 76 of file vf_hwdownload.c.

hwdownload_filter_frame()

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

static

Definition at line 114 of file vf_hwdownload.c.

hwdownload_uninit()

static av_cold void hwdownload_uninit ( AVFilterContext *  avctx )

static

Definition at line 164 of file vf_hwdownload.c.

Variable Documentation

hwdownload_class

const AVClass hwdownload_class

static

Initial value:

= {
    .class_name = "hwdownload",
    .item_name  = av_default_item_name,
    .option     = NULL,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 171 of file vf_hwdownload.c.

hwdownload_inputs

const AVFilterPad hwdownload_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = hwdownload_config_input,
        .filter_frame = hwdownload_filter_frame,
    },
}

Definition at line 178 of file vf_hwdownload.c.

hwdownload_outputs

const AVFilterPad hwdownload_outputs[]

static

Initial value:

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

Definition at line 187 of file vf_hwdownload.c.

ff_vf_hwdownload

const AVFilter ff_vf_hwdownload

Initial value:

= {
    .name          = "hwdownload",
    .description   = NULL_IF_CONFIG_SMALL("Download a hardware frame to a normal frame"),
    .uninit        = hwdownload_uninit,
    .priv_size     = sizeof(HWDownloadContext),
    .priv_class    = &hwdownload_class,
    FILTER_INPUTS(hwdownload_inputs),
    FILTER_OUTPUTS(hwdownload_outputs),
    FILTER_QUERY_FUNC2(hwdownload_query_formats),
    .flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 195 of file vf_hwdownload.c.