vf_overlay_vaapi.c File Reference

#include <string.h>
#include "libavutil/avassert.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/pixdesc.h"
#include "avfilter.h"
#include "framesync.h"
#include "formats.h"
#include "internal.h"
#include "vaapi_vpp.h"

Go to the source code of this file.

Data Structures
struct	OverlayVAAPIContext

Macros
#define	OFFSET(x)   offsetof(OverlayVAAPIContext, x)
#define	FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Functions
static int	overlay_vaapi_query_formats (AVFilterContext *ctx)
static int	overlay_vaapi_build_filter_params (AVFilterContext *avctx)
static int	overlay_vaapi_render_picture (AVFilterContext *avctx, VAProcPipelineParameterBuffer *params, VAProcPipelineParameterBuffer *subpic_params, AVFrame *output_frame)
static int	overlay_vaapi_blend (FFFrameSync *fs)
static int	overlay_vaapi_init_framesync (AVFilterContext *avctx)
static int	overlay_vaapi_config_output (AVFilterLink *outlink)
static av_cold int	overlay_vaapi_init (AVFilterContext *avctx)
static int	overlay_vaapi_activate (AVFilterContext *avctx)
static av_cold void	overlay_vaapi_uninit (AVFilterContext *avctx)
	AVFILTER_DEFINE_CLASS (overlay_vaapi)

Variables
static const AVOption	overlay_vaapi_options []
static const AVFilterPad	overlay_vaapi_inputs []
static const AVFilterPad	overlay_vaapi_outputs []
const AVFilter	ff_vf_overlay_vaapi

Macro Definition Documentation

OFFSET

#define OFFSET

(

x

)

offsetof(OverlayVAAPIContext, x)

Definition at line 371 of file vf_overlay_vaapi.c.

FLAGS

#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM | AV_OPT_FLAG_VIDEO_PARAM)

Definition at line 372 of file vf_overlay_vaapi.c.

Function Documentation

overlay_vaapi_query_formats()

static int overlay_vaapi_query_formats ( AVFilterContext *  ctx )

static

Definition at line 41 of file vf_overlay_vaapi.c.

overlay_vaapi_build_filter_params()

static int overlay_vaapi_build_filter_params ( AVFilterContext *  avctx )

static

Definition at line 69 of file vf_overlay_vaapi.c.

Referenced by overlay_vaapi_blend().

overlay_vaapi_render_picture()

static int overlay_vaapi_render_picture ( AVFilterContext *  avctx, VAProcPipelineParameterBuffer *  params, VAProcPipelineParameterBuffer *  subpic_params, AVFrame *  output_frame  )

static

Definition at line 101 of file vf_overlay_vaapi.c.

Referenced by overlay_vaapi_blend().

overlay_vaapi_blend()

static int overlay_vaapi_blend ( FFFrameSync *  fs )

static

< Blend State

Definition at line 199 of file vf_overlay_vaapi.c.

Referenced by overlay_vaapi_init_framesync().

overlay_vaapi_init_framesync()

static int overlay_vaapi_init_framesync ( AVFilterContext *  avctx )

static

Definition at line 300 of file vf_overlay_vaapi.c.

Referenced by overlay_vaapi_config_output().

overlay_vaapi_config_output()

static int overlay_vaapi_config_output ( AVFilterLink *  outlink )

static

Definition at line 322 of file vf_overlay_vaapi.c.

overlay_vaapi_init()

static av_cold int overlay_vaapi_init ( AVFilterContext *  avctx )

static

Definition at line 347 of file vf_overlay_vaapi.c.

overlay_vaapi_activate()

static int overlay_vaapi_activate ( AVFilterContext *  avctx )

static

Definition at line 357 of file vf_overlay_vaapi.c.

overlay_vaapi_uninit()

static av_cold void overlay_vaapi_uninit ( AVFilterContext *  avctx )

static

Definition at line 364 of file vf_overlay_vaapi.c.

AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS

(

overlay_vaapi

)

Variable Documentation

overlay_vaapi_options

const AVOption overlay_vaapi_options[]

static

Initial value:

= {
    { "x", "Overlay x position",
      OFFSET(overlay_ox), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
    { "y", "Overlay y position",
      OFFSET(overlay_oy), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
    { "w", "Overlay width",
      OFFSET(overlay_ow), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
    { "h", "Overlay height",
      OFFSET(overlay_oh), AV_OPT_TYPE_INT, { .i64 = 0 }, 0, INT_MAX, .flags = FLAGS },
    { "alpha", "Overlay global alpha",
      OFFSET(alpha), AV_OPT_TYPE_FLOAT, { .dbl = 0.0}, 0.0, 1.0, .flags = FLAGS},
    { NULL },
}

Definition at line 373 of file vf_overlay_vaapi.c.

overlay_vaapi_inputs

const AVFilterPad overlay_vaapi_inputs[]

static

Initial value:

= {
    {
        .name             = "main",
        .type             = AVMEDIA_TYPE_VIDEO,
        .get_buffer.video = ff_default_get_video_buffer,
        .config_props     = &ff_vaapi_vpp_config_input,
    },
    {
        .name             = "overlay",
        .type             = AVMEDIA_TYPE_VIDEO,
        .get_buffer.video = ff_default_get_video_buffer,
    },
}

Definition at line 389 of file vf_overlay_vaapi.c.

overlay_vaapi_outputs

const AVFilterPad overlay_vaapi_outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .config_props  = &overlay_vaapi_config_output,
    },
}

Definition at line 403 of file vf_overlay_vaapi.c.

ff_vf_overlay_vaapi

const AVFilter ff_vf_overlay_vaapi

Initial value:

= {
    .name            = "overlay_vaapi",
    .description     = NULL_IF_CONFIG_SMALL("Overlay one video on top of another"),
    .priv_size       = sizeof(OverlayVAAPIContext),
    .priv_class      = &overlay_vaapi_class,
    .init            = &overlay_vaapi_init,
    .uninit          = &overlay_vaapi_uninit,
    .activate        = &overlay_vaapi_activate,
    FILTER_INPUTS(overlay_vaapi_inputs),
    FILTER_OUTPUTS(overlay_vaapi_outputs),
    FILTER_QUERY_FUNC(overlay_vaapi_query_formats),
    .flags_internal  = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 411 of file vf_overlay_vaapi.c.