frei0r wrapper More...

#include <dlfcn.h>
#include <frei0r.h>
#include <stdio.h>
#include <string.h>
#include <stdlib.h>
#include "config.h"
#include "libavutil/avstring.h"
#include "libavutil/imgutils.h"
#include "libavutil/internal.h"
#include "libavutil/mathematics.h"
#include "libavutil/mem.h"
#include "libavutil/opt.h"
#include "libavutil/parseutils.h"
#include "avfilter.h"
#include "formats.h"
#include "internal.h"
#include "video.h"

Include dependency graph for vf_frei0r.c:

Go to the source code of this file.

Data Structures
struct	Frei0rContext

Macros
#define	OFFSET(x) offsetof(Frei0rContext, x)

#define	FLAGS AV_OPT_FLAG_VIDEO_PARAM \| AV_OPT_FLAG_FILTERING_PARAM

Typedefs
typedef f0r_instance_t(*	f0r_construct_f) (unsigned int width, unsigned int height)

typedef void(*	f0r_destruct_f) (f0r_instance_t instance)

typedef void(*	f0r_deinit_f) (void)

typedef int(*	f0r_init_f) (void)

typedef void(*	f0r_get_plugin_info_f) (f0r_plugin_info_t *info)

typedef void(*	f0r_get_param_info_f) (f0r_param_info_t *info, int param_index)

typedef void(*	f0r_update_f) (f0r_instance_t instance, double time, const uint32_t inframe, uint32_t outframe)

typedef void(*	f0r_update2_f) (f0r_instance_t instance, double time, const uint32_t inframe1, const uint32_t inframe2, const uint32_t inframe3, uint32_t outframe)

typedef void(*	f0r_set_param_value_f) (f0r_instance_t instance, f0r_param_t param, int param_index)

typedef void(*	f0r_get_param_value_f) (f0r_instance_t instance, f0r_param_t param, int param_index)

typedef struct Frei0rContext	Frei0rContext

Functions
static void *	load_sym (AVFilterContext ctx, const char sym_name)

static int	set_param (AVFilterContext ctx, f0r_param_info_t info, int index, char param)

static int	set_params (AVFilterContext ctx, const char params)

static int	load_path (AVFilterContext ctx, void handle_ptr, const char prefix, const char *name)

static av_cold int	frei0r_init (AVFilterContext ctx, const char dl_name, int type)

static av_cold int	filter_init (AVFilterContext *ctx)

static av_cold void	uninit (AVFilterContext *ctx)

static int	config_input_props (AVFilterLink *inlink)

static int	query_formats (AVFilterContext *ctx)

static int	filter_frame (AVFilterLink inlink, AVFrame in)

static av_cold int	source_init (AVFilterContext *ctx)

static int	source_config_props (AVFilterLink *outlink)

static int	source_request_frame (AVFilterLink *outlink)

Variables
static const AVOption	filter_options []

static const AVClass	filter_class

static const AVFilterPad	avfilter_vf_frei0r_inputs []

static const AVFilterPad	avfilter_vf_frei0r_outputs []

AVFilter	avfilter_vf_frei0r

static const AVOption	src_options []

static const AVClass	src_class

static const AVFilterPad	avfilter_vsrc_frei0r_src_outputs []

AVFilter	avfilter_vsrc_frei0r_src

Detailed Description

frei0r wrapper

Definition in file vf_frei0r.c.

Macro Definition Documentation

#define FLAGS AV_OPT_FLAG_VIDEO_PARAM | AV_OPT_FLAG_FILTERING_PARAM

Definition at line 409 of file vf_frei0r.c.

#define OFFSET ( x ) offsetof(Frei0rContext, x)

Definition at line 408 of file vf_frei0r.c.

Typedef Documentation

typedef f0r_instance_t(* f0r_construct_f) (unsigned int width, unsigned int height)

Definition at line 45 of file vf_frei0r.c.

typedef void(* f0r_deinit_f) (void)

Definition at line 47 of file vf_frei0r.c.

typedef void(* f0r_destruct_f) (f0r_instance_t instance)

Definition at line 46 of file vf_frei0r.c.

typedef void(* f0r_get_param_info_f) (f0r_param_info_t *info, int param_index)

Definition at line 50 of file vf_frei0r.c.

typedef void(* f0r_get_param_value_f) (f0r_instance_t instance, f0r_param_t param, int param_index)

Definition at line 54 of file vf_frei0r.c.

typedef void(* f0r_get_plugin_info_f) (f0r_plugin_info_t *info)

Definition at line 49 of file vf_frei0r.c.

typedef int(* f0r_init_f) (void)

Definition at line 48 of file vf_frei0r.c.

typedef void(* f0r_set_param_value_f) (f0r_instance_t instance, f0r_param_t param, int param_index)

Definition at line 53 of file vf_frei0r.c.

typedef void(* f0r_update2_f) (f0r_instance_t instance, double time, const uint32_t *inframe1, const uint32_t *inframe2, const uint32_t *inframe3, uint32_t *outframe)

Definition at line 52 of file vf_frei0r.c.

typedef void(* f0r_update_f) (f0r_instance_t instance, double time, const uint32_t *inframe, uint32_t *outframe)

Definition at line 51 of file vf_frei0r.c.

typedef struct Frei0rContext Frei0rContext

Function Documentation

static int config_input_props ( AVFilterLink * inlink )

static

Definition at line 350 of file vf_frei0r.c.

static int filter_frame	(	AVFilterLink *	inlink,
		AVFrame *	in
	)

static

Definition at line 386 of file vf_frei0r.c.

static av_cold int filter_init ( AVFilterContext * ctx )

static

Definition at line 331 of file vf_frei0r.c.

static av_cold int frei0r_init	(	AVFilterContext *	ctx,
		const char *	dl_name,
		int	type
	)

static

Definition at line 224 of file vf_frei0r.c.

Referenced by filter_init(), and source_init().

static int load_path	(	AVFilterContext *	ctx,
		void **	handle_ptr,
		const char *	prefix,
		const char *	name
	)

static

Definition at line 213 of file vf_frei0r.c.

Referenced by frei0r_init().

static void* load_sym	(	AVFilterContext *	ctx,
		const char *	sym_name
	)

static

Definition at line 81 of file vf_frei0r.c.

Referenced by frei0r_init().

static int query_formats ( AVFilterContext * ctx )

static

Definition at line 363 of file vf_frei0r.c.

static int set_param	(	AVFilterContext *	ctx,
		f0r_param_info_t	info,
		int	index,
		char *	param
	)

static

Definition at line 90 of file vf_frei0r.c.

Referenced by set_params().

static int set_params	(	AVFilterContext *	ctx,
		const char *	params
	)

static

Definition at line 139 of file vf_frei0r.c.

Referenced by config_input_props(), and source_config_props().

static int source_config_props ( AVFilterLink * outlink )

static

Definition at line 477 of file vf_frei0r.c.

static av_cold int source_init ( AVFilterContext * ctx )

static

Definition at line 457 of file vf_frei0r.c.

static int source_request_frame ( AVFilterLink * outlink )

static

Definition at line 497 of file vf_frei0r.c.

static av_cold void uninit ( AVFilterContext * ctx )

static

Definition at line 338 of file vf_frei0r.c.

Variable Documentation

AVFilter avfilter_vf_frei0r

Initial value:

= {
    .name      = "frei0r",
    .description = NULL_IF_CONFIG_SMALL("Apply a frei0r effect."),
    .query_formats = query_formats,
    .init = filter_init,
    .uninit = uninit,
    .priv_size = sizeof(Frei0rContext),
    .priv_class = &filter_class,
    .inputs    = avfilter_vf_frei0r_inputs,
    .outputs   = avfilter_vf_frei0r_outputs,
}

Definition at line 441 of file vf_frei0r.c.

const AVFilterPad avfilter_vf_frei0r_inputs[]

static

Initial value:

= {
    {
        .name         = "default",
        .type         = AVMEDIA_TYPE_VIDEO,
        .config_props = config_input_props,
        .filter_frame = filter_frame,
    },
    { NULL }
}

Definition at line 423 of file vf_frei0r.c.

const AVFilterPad avfilter_vf_frei0r_outputs[]

static

Initial value:

= {
    {
        .name = "default",
        .type = AVMEDIA_TYPE_VIDEO,
    },
    { NULL }
}

Definition at line 433 of file vf_frei0r.c.

AVFilter avfilter_vsrc_frei0r_src

Initial value:

= {
    .name        = "frei0r_src",
    .description = NULL_IF_CONFIG_SMALL("Generate a frei0r source."),
    .priv_size = sizeof(Frei0rContext),
    .priv_class = &src_class,
    .init      = source_init,
    .uninit    = uninit,
    .query_formats = query_formats,
    .inputs    = NULL,
    .outputs   = avfilter_vsrc_frei0r_src_outputs,
}

Definition at line 539 of file vf_frei0r.c.

const AVFilterPad avfilter_vsrc_frei0r_src_outputs[]

static

Initial value:

= {
    {
        .name          = "default",
        .type          = AVMEDIA_TYPE_VIDEO,
        .request_frame = source_request_frame,
        .config_props  = source_config_props
    },
    { NULL }
}

Definition at line 529 of file vf_frei0r.c.

const AVClass filter_class

static

Initial value:

= {
    .class_name = "frei0r",
    .item_name  = av_default_item_name,
    .option     = filter_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 416 of file vf_frei0r.c.

const AVOption filter_options[]

static

Initial value:

= {
    { "filter_name",   NULL, OFFSET(dl_name), AV_OPT_TYPE_STRING, .flags = FLAGS },
    { "filter_params", NULL, OFFSET(params),  AV_OPT_TYPE_STRING, .flags = FLAGS },
    { NULL },
}

Definition at line 410 of file vf_frei0r.c.

const AVClass src_class

static

Initial value:

= {
    .class_name = "frei0r_src",
    .item_name  = av_default_item_name,
    .option     = src_options,
    .version    = LIBAVUTIL_VERSION_INT,
}

Definition at line 522 of file vf_frei0r.c.

const AVOption src_options[]

static

Initial value:

= {
    { "size",          "Dimensions of the generated video.", OFFSET(size),      AV_OPT_TYPE_STRING, { .str = "" },   .flags = FLAGS },
    { "framerate",     NULL,                                 OFFSET(framerate), AV_OPT_TYPE_STRING, { .str = "25" }, .flags = FLAGS },
    { "filter_name",   NULL,                                 OFFSET(dl_name),   AV_OPT_TYPE_STRING,                  .flags = FLAGS },
    { "filter_params", NULL,                                 OFFSET(params),    AV_OPT_TYPE_STRING,                  .flags = FLAGS },
    { NULL },
}

Definition at line 514 of file vf_frei0r.c.

Paris Hackday Code

Data Structures

Macros

Typedefs

Functions

Variables

Detailed Description

Macro Definition Documentation

Typedef Documentation

Function Documentation

Variable Documentation