vf_stack_vaapi.c File Reference

Hardware accelerated hstack, vstack and xstack filters based on VA-API. More...

#include "config_components.h"
#include "libavutil/opt.h"
#include "libavutil/common.h"
#include "libavutil/pixdesc.h"
#include "libavutil/eval.h"
#include "libavutil/hwcontext.h"
#include "libavutil/avstring.h"
#include "libavutil/avassert.h"
#include "libavutil/imgutils.h"
#include "libavutil/mathematics.h"
#include "libavutil/parseutils.h"
#include "libavutil/mem.h"
#include "filters.h"
#include "formats.h"
#include "video.h"
#include "framesync.h"
#include "vaapi_vpp.h"
#include "stack_internal.h"
#include "stack_internal.c"

Go to the source code of this file.

Data Structures
struct	StackVAAPIContext

Macros
#define	HSTACK_NAME   "hstack_vaapi"
#define	VSTACK_NAME   "vstack_vaapi"
#define	XSTACK_NAME   "xstack_vaapi"
#define	HWContext   VAAPIVPPContext
#define	StackHWContext   StackVAAPIContext

Functions
static int	process_frame (FFFrameSync *fs)
static int	config_output (AVFilterLink *outlink)
static int	vaapi_stack_init (AVFilterContext *avctx)
static av_cold void	vaapi_stack_uninit (AVFilterContext *avctx)

Variables
static enum AVPixelFormat	vaapi_stack_pix_fmts []

Detailed Description

Hardware accelerated hstack, vstack and xstack filters based on VA-API.

Definition in file vf_stack_vaapi.c.

Macro Definition Documentation

HSTACK_NAME

#define HSTACK_NAME   "hstack_vaapi"

Definition at line 44 of file vf_stack_vaapi.c.

VSTACK_NAME

#define VSTACK_NAME   "vstack_vaapi"

Definition at line 45 of file vf_stack_vaapi.c.

XSTACK_NAME

#define XSTACK_NAME   "xstack_vaapi"

Definition at line 46 of file vf_stack_vaapi.c.

HWContext

#define HWContext   VAAPIVPPContext

Definition at line 47 of file vf_stack_vaapi.c.

StackHWContext

#define StackHWContext   StackVAAPIContext

Definition at line 48 of file vf_stack_vaapi.c.

Function Documentation

process_frame()

static int process_frame ( FFFrameSync * fs )

static

Definition at line 57 of file vf_stack_vaapi.c.

config_output()

static int config_output ( AVFilterLink * outlink )

static

Definition at line 133 of file vf_stack_vaapi.c.

vaapi_stack_init()

static int vaapi_stack_init ( AVFilterContext * avctx )

static

Definition at line 193 of file vf_stack_vaapi.c.

vaapi_stack_uninit()

static av_cold void vaapi_stack_uninit ( AVFilterContext * avctx )

static

Definition at line 214 of file vf_stack_vaapi.c.

Variable Documentation

vaapi_stack_pix_fmts

enum AVPixelFormat vaapi_stack_pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_VAAPI,
    AV_PIX_FMT_NONE,
}

Definition at line 223 of file vf_stack_vaapi.c.