FFmpeg
Data Structures | Macros | Functions | Variables
vf_avgblur_vulkan.c File Reference
#include "libavutil/random_seed.h"
#include "libavutil/opt.h"
#include "vulkan_filter.h"
#include "vulkan_spirv.h"
#include "internal.h"
#include "video.h"

Go to the source code of this file.

Data Structures

struct  AvgBlurVulkanContext
 

Macros

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

Functions

static av_cold int init_filter (AVFilterContext *ctx, AVFrame *in)
 
static int avgblur_vulkan_filter_frame (AVFilterLink *link, AVFrame *in)
 
static void avgblur_vulkan_uninit (AVFilterContext *avctx)
 
 AVFILTER_DEFINE_CLASS (avgblur_vulkan)
 

Variables

static const char blur_kernel []
 
static const AVOption avgblur_vulkan_options []
 
static const AVFilterPad avgblur_vulkan_inputs []
 
static const AVFilterPad avgblur_vulkan_outputs []
 
const AVFilter ff_vf_avgblur_vulkan
 

Macro Definition Documentation

◆ OFFSET

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

Definition at line 218 of file vf_avgblur_vulkan.c.

◆ FLAGS

Definition at line 219 of file vf_avgblur_vulkan.c.

Function Documentation

◆ init_filter()

static av_cold int init_filter ( AVFilterContext ctx,
AVFrame in 
)
static

Definition at line 61 of file vf_avgblur_vulkan.c.

Referenced by avgblur_vulkan_filter_frame().

◆ avgblur_vulkan_filter_frame()

static int avgblur_vulkan_filter_frame ( AVFilterLink link,
AVFrame in 
)
static

Definition at line 165 of file vf_avgblur_vulkan.c.

◆ avgblur_vulkan_uninit()

static void avgblur_vulkan_uninit ( AVFilterContext avctx)
static

Definition at line 199 of file vf_avgblur_vulkan.c.

◆ AVFILTER_DEFINE_CLASS()

AVFILTER_DEFINE_CLASS ( avgblur_vulkan  )

Variable Documentation

◆ blur_kernel

const char blur_kernel[]
static
Initial value:
= {
C(0, void distort(const ivec2 pos, const int idx) )
C(0, { )
C(1, vec4 sum = vec4(0); )
C(1, for (int y = -filter_len.y; y <= filter_len.y; y++) )
C(1, for (int x = -filter_len.x; x <= filter_len.x; x++) )
C(2, sum += texture(input_img[idx], pos + ivec2(x, y)); )
C(0, )
C(1, imageStore(output_img[idx], pos, sum * filter_norm); )
C(0, } )
}

Definition at line 49 of file vf_avgblur_vulkan.c.

Referenced by init_filter().

◆ avgblur_vulkan_options

const AVOption avgblur_vulkan_options[]
static
Initial value:
= {
{ "sizeX", "Set horizontal radius", OFFSET(size_x), AV_OPT_TYPE_INT, { .i64 = 3 }, 1, 32, .flags = FLAGS },
{ "sizeY", "Set vertical radius", OFFSET(size_y), AV_OPT_TYPE_INT, { .i64 = 3 }, 1, 32, .flags = FLAGS },
{ "planes", "Set planes to filter (bitmask)", OFFSET(planes), AV_OPT_TYPE_INT, {.i64 = 0xF}, 0, 0xF, .flags = FLAGS },
{ NULL },
}

Definition at line 220 of file vf_avgblur_vulkan.c.

◆ avgblur_vulkan_inputs

const AVFilterPad avgblur_vulkan_inputs[]
static
Initial value:
= {
{
.name = "default",
.filter_frame = &avgblur_vulkan_filter_frame,
.config_props = &ff_vk_filter_config_input,
},
}

Definition at line 229 of file vf_avgblur_vulkan.c.

◆ avgblur_vulkan_outputs

const AVFilterPad avgblur_vulkan_outputs[]
static
Initial value:
= {
{
.name = "default",
.config_props = &ff_vk_filter_config_output,
},
}

Definition at line 238 of file vf_avgblur_vulkan.c.

◆ ff_vf_avgblur_vulkan

const AVFilter ff_vf_avgblur_vulkan
Initial value:
= {
.name = "avgblur_vulkan",
.description = NULL_IF_CONFIG_SMALL("Apply avgblur mask to input video"),
.priv_size = sizeof(AvgBlurVulkanContext),
.priv_class = &avgblur_vulkan_class,
.flags_internal = FF_FILTER_FLAG_HWFRAME_AWARE,
}

Definition at line 246 of file vf_avgblur_vulkan.c.

AvgBlurVulkanContext
Definition: vf_avgblur_vulkan.c:28
FLAGS
#define FLAGS
Definition: vf_avgblur_vulkan.c:219
avgblur_vulkan_outputs
static const AVFilterPad avgblur_vulkan_outputs[]
Definition: vf_avgblur_vulkan.c:238
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:351
avgblur_vulkan_inputs
static const AVFilterPad avgblur_vulkan_inputs[]
Definition: vf_avgblur_vulkan.c:229
ff_vk_filter_init
int ff_vk_filter_init(AVFilterContext *avctx)
General lavfi IO functions.
Definition: vulkan_filter.c:221
avgblur_vulkan_uninit
static void avgblur_vulkan_uninit(AVFilterContext *avctx)
Definition: vf_avgblur_vulkan.c:199
planes
static const struct @438 planes[]
AV_PIX_FMT_VULKAN
@ AV_PIX_FMT_VULKAN
Vulkan hardware images.
Definition: pixfmt.h:379
C
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Definition: writing_filters.txt:58
FILTER_INPUTS
#define FILTER_INPUTS(array)
Definition: internal.h:182
NULL
#define NULL
Definition: coverity.c:32
OFFSET
#define OFFSET(x)
Definition: vf_avgblur_vulkan.c:218
ff_vk_filter_config_output
int ff_vk_filter_config_output(AVFilterLink *outlink)
Definition: vulkan_filter.c:198
init
int(* init)(AVBSFContext *ctx)
Definition: dts2pts.c:366
NULL_IF_CONFIG_SMALL
#define NULL_IF_CONFIG_SMALL(x)
Return NULL if CONFIG_SMALL is true, otherwise the argument without modification.
Definition: internal.h:94
for
for(k=2;k<=8;++k)
Definition: h264pred_template.c:425
AVFILTER_FLAG_HWDEVICE
#define AVFILTER_FLAG_HWDEVICE
The filter can create hardware frames using AVFilterContext.hw_device_ctx.
Definition: avfilter.h:138
FILTER_SINGLE_PIXFMT
#define FILTER_SINGLE_PIXFMT(pix_fmt_)
Definition: internal.h:172
uninit
static void uninit(AVBSFContext *ctx)
Definition: pcm_rechunk.c:68
pos
unsigned int pos
Definition: spdifenc.c:414
AV_OPT_TYPE_INT
@ AV_OPT_TYPE_INT
Definition: opt.h:245
avgblur_vulkan_filter_frame
static int avgblur_vulkan_filter_frame(AVFilterLink *link, AVFrame *in)
Definition: vf_avgblur_vulkan.c:165
ff_vk_filter_config_input
int ff_vk_filter_config_input(AVFilterLink *inlink)
Definition: vulkan_filter.c:166
AVMEDIA_TYPE_VIDEO
@ AVMEDIA_TYPE_VIDEO
Definition: avutil.h:201
FILTER_OUTPUTS
#define FILTER_OUTPUTS(array)
Definition: internal.h:183