FFmpeg  4.3
Data Structures | Macros | Functions | Variables
vf_scale_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 "formats.h"
#include "internal.h"
#include "scale_eval.h"
#include "video.h"
#include "vaapi_vpp.h"

Go to the source code of this file.

Data Structures

struct  ScaleVAAPIContext
 

Macros

#define D(name)   case VA_FILTER_SCALING_ ## name: return #name
 
#define STRING_OPTION(var_name, func_name, default_value)
 
#define OFFSET(x)   offsetof(ScaleVAAPIContext, x)
 
#define FLAGS   (AV_OPT_FLAG_FILTERING_PARAM|AV_OPT_FLAG_VIDEO_PARAM)
 

Functions

static const char * scale_vaapi_mode_name (int mode)
 
static int scale_vaapi_config_output (AVFilterLink *outlink)
 
static int scale_vaapi_filter_frame (AVFilterLink *inlink, AVFrame *input_frame)
 
static av_cold int scale_vaapi_init (AVFilterContext *avctx)
 
 AVFILTER_DEFINE_CLASS (scale_vaapi)
 

Variables

static const AVOption scale_vaapi_options []
 
static const AVFilterPad scale_vaapi_inputs []
 
static const AVFilterPad scale_vaapi_outputs []
 
AVFilter ff_vf_scale_vaapi
 

Macro Definition Documentation

◆ D

#define D (   name)    case VA_FILTER_SCALING_ ## name: return #name

Referenced by scale_vaapi_mode_name().

◆ STRING_OPTION

#define STRING_OPTION (   var_name,
  func_name,
  default_value 
)
Value:
do { \
if (ctx->var_name ## _string) { \
int var = av_ ## func_name ## _from_name(ctx->var_name ## _string); \
if (var < 0) { \
av_log(avctx, AV_LOG_ERROR, "Invalid %s.\n", #var_name); \
return AVERROR(EINVAL); \
} \
ctx->var_name = var; \
} else { \
ctx->var_name = default_value; \
} \
} while (0)
#define AV_LOG_ERROR
Something went wrong and cannot losslessly be recovered.
Definition: log.h:176
#define AVERROR(e)
Definition: error.h:43
var_name
Definition: aeval.c:46
AVFormatContext * ctx
Definition: movenc.c:48

Referenced by scale_vaapi_init().

◆ OFFSET

#define OFFSET (   x)    offsetof(ScaleVAAPIContext, x)

Definition at line 207 of file vf_scale_vaapi.c.

◆ FLAGS

Definition at line 208 of file vf_scale_vaapi.c.

Function Documentation

◆ scale_vaapi_mode_name()

static const char* scale_vaapi_mode_name ( int  mode)
static

Definition at line 58 of file vf_scale_vaapi.c.

Referenced by scale_vaapi_filter_frame().

◆ scale_vaapi_config_output()

static int scale_vaapi_config_output ( AVFilterLink outlink)
static

Definition at line 73 of file vf_scale_vaapi.c.

◆ scale_vaapi_filter_frame()

static int scale_vaapi_filter_frame ( AVFilterLink inlink,
AVFrame input_frame 
)
static

Definition at line 102 of file vf_scale_vaapi.c.

◆ scale_vaapi_init()

static av_cold int scale_vaapi_init ( AVFilterContext avctx)
static

Definition at line 167 of file vf_scale_vaapi.c.

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( scale_vaapi  )

Variable Documentation

◆ scale_vaapi_options

const AVOption scale_vaapi_options[]
static

Definition at line 209 of file vf_scale_vaapi.c.

◆ scale_vaapi_inputs

const AVFilterPad scale_vaapi_inputs[]
static
Initial value:
= {
{
.name = "default",
.filter_frame = &scale_vaapi_filter_frame,
.config_props = &ff_vaapi_vpp_config_input,
},
{ NULL }
}
#define NULL
Definition: coverity.c:32
int ff_vaapi_vpp_config_input(AVFilterLink *inlink)
Definition: vaapi_vpp.c:70
static int scale_vaapi_filter_frame(AVFilterLink *inlink, AVFrame *input_frame)

Definition at line 267 of file vf_scale_vaapi.c.

◆ scale_vaapi_outputs

const AVFilterPad scale_vaapi_outputs[]
static
Initial value:
= {
{
.name = "default",
.config_props = &scale_vaapi_config_output,
},
{ NULL }
}
#define NULL
Definition: coverity.c:32
static int scale_vaapi_config_output(AVFilterLink *outlink)

Definition at line 277 of file vf_scale_vaapi.c.

◆ ff_vf_scale_vaapi

AVFilter ff_vf_scale_vaapi
Initial value:
= {
.name = "scale_vaapi",
.description = NULL_IF_CONFIG_SMALL("Scale to/from VAAPI surfaces."),
.priv_size = sizeof(ScaleVAAPIContext),
.priv_class = &scale_vaapi_class,
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}
#define FF_FILTER_FLAG_HWFRAME_AWARE
The filter is aware of hardware frames, and any hardware frame context should not be automatically pr...
Definition: internal.h:365
static av_cold int init(AVCodecContext *avctx)
Definition: avrndec.c:35
static av_cold int uninit(AVCodecContext *avctx)
Definition: crystalhd.c:279
static av_cold int scale_vaapi_init(AVFilterContext *avctx)
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification. ...
Definition: internal.h:186
static const AVFilterPad scale_vaapi_inputs[]
static const AVFilterPad inputs[]
Definition: af_acontrast.c:193
static const AVFilterPad outputs[]
Definition: af_acontrast.c:203
static const AVFilterPad scale_vaapi_outputs[]
int ff_vaapi_vpp_query_formats(AVFilterContext *avctx)
Definition: vaapi_vpp.c:27
static int query_formats(AVFilterContext *ctx)
Definition: aeval.c:244
void ff_vaapi_vpp_ctx_uninit(AVFilterContext *avctx)
Definition: vaapi_vpp.c:680

Definition at line 286 of file vf_scale_vaapi.c.