vf_stack_qsv.c File Reference

Hardware accelerated hstack, vstack and xstack filters based on Intel Quick Sync Video VPP. More...

#include "config_components.h"
#include "libavutil/mem.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 "filters.h"
#include "formats.h"
#include "video.h"
#include "framesync.h"
#include "qsvvpp.h"
#include "stack_internal.h"
#include "stack_internal.c"

Go to the source code of this file.

Data Structures
struct	StackQSVContext

Macros
#define	HSTACK_NAME   "hstack_qsv"
#define	VSTACK_NAME   "vstack_qsv"
#define	XSTACK_NAME   "xstack_qsv"
#define	HWContext   QSVVPPContext
#define	StackHWContext   StackQSVContext

Functions
static void	rgb2yuv (float r, float g, float b, int *y, int *u, int *v, int depth)
static int	process_frame (FFFrameSync *fs)
static int	config_output (AVFilterLink *outlink)
static int	filter_callback (AVFilterLink *outlink, AVFrame *frame)
static int	qsv_stack_init (AVFilterContext *ctx)
static av_cold void	qsv_stack_uninit (AVFilterContext *ctx)

Variables
static enum AVPixelFormat	qsv_stack_pix_fmts []

Detailed Description

Hardware accelerated hstack, vstack and xstack filters based on Intel Quick Sync Video VPP.

Definition in file vf_stack_qsv.c.

Macro Definition Documentation

HSTACK_NAME

#define HSTACK_NAME   "hstack_qsv"

Definition at line 45 of file vf_stack_qsv.c.

Referenced by stack_init().

VSTACK_NAME

#define VSTACK_NAME   "vstack_qsv"

Definition at line 46 of file vf_stack_qsv.c.

Referenced by stack_init().

XSTACK_NAME

#define XSTACK_NAME   "xstack_qsv"

Definition at line 47 of file vf_stack_qsv.c.

Referenced by stack_init().

HWContext

#define HWContext   QSVVPPContext

Definition at line 48 of file vf_stack_qsv.c.

StackHWContext

#define StackHWContext   StackQSVContext

Definition at line 49 of file vf_stack_qsv.c.

Function Documentation

rgb2yuv()

static void rgb2yuv ( float r, float g, float b, int * y, int * u, int * v, int depth )

static

Definition at line 59 of file vf_stack_qsv.c.

Referenced by config_output().

process_frame()

static int process_frame ( FFFrameSync * fs )

static

Definition at line 69 of file vf_stack_qsv.c.

config_output()

static int config_output ( AVFilterLink * outlink )

static

Definition at line 97 of file vf_stack_qsv.c.

filter_callback()

static int filter_callback ( AVFilterLink * outlink, AVFrame * frame )

static

Definition at line 173 of file vf_stack_qsv.c.

qsv_stack_init()

static int qsv_stack_init ( AVFilterContext * ctx )

static

Definition at line 183 of file vf_stack_qsv.c.

qsv_stack_uninit()

static av_cold void qsv_stack_uninit ( AVFilterContext * ctx )

static

Definition at line 215 of file vf_stack_qsv.c.

Variable Documentation

qsv_stack_pix_fmts

enum AVPixelFormat qsv_stack_pix_fmts[]

static

Initial value:

= {
    AV_PIX_FMT_NV12,
    AV_PIX_FMT_P010,
    AV_PIX_FMT_QSV,
    AV_PIX_FMT_NONE,
}

Definition at line 226 of file vf_stack_qsv.c.