gaussianblur.c File Reference

Include dependency graph for gaussianblur.c:

Data Structures
struct	filter_sys_t
	filter_sys_t: chroma method descriptor More...
Defines
#define	SIGMA_TEXT   N_("Gaussian's std deviation")
#define	SIGMA_LONGTEXT
#define	GAUSSIAN_HELP   N_("Add a blurring effect")
#define	FILTER_PREFIX   "gaussianblur-"
#define	DONT_USE_FLOATS
#define	type_t   int
Functions
static int	Create (vlc_object_t *)
static void	Destroy (vlc_object_t *)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static picture_t *	Filter (filter_t *, picture_t *)
static void	gaussianblur_InitDistribution (filter_sys_t *p_sys)
Variables
static const char *const	ppsz_filter_options []

---

Define Documentation

#define DONT_USE_FLOATS

#define FILTER_PREFIX   "gaussianblur-"

#define GAUSSIAN_HELP   N_("Add a blurring effect")

#define SIGMA_LONGTEXT

Value:

N_( \
    "Gaussian's standard deviation. The bluring will take " \
    "into account pixels up to 3*sigma away in any direction.")

#define SIGMA_TEXT   N_("Gaussian's std deviation")

#define type_t   int

Referenced by Filter(), and gaussianblur_InitDistribution().

---

Function Documentation

static int Create

(

vlc_object_t *

p_this

)

[static]

References config_ChainParse, filter_sys_t::f_sigma, Filter(), FILTER_PREFIX, filter_t::fmt_in, filter_t::fmt_out, gaussianblur_InitDistribution(), video_format_t::i_chroma, filter_sys_t::i_dim, msg_Dbg, msg_Err, filter_t::p_cfg, filter_t::p_sys, ppsz_filter_options, filter_sys_t::pt_buffer, filter_sys_t::pt_scale, var_CreateGetFloat, es_format_t::video, VLC_CODEC_I420, VLC_CODEC_I422, VLC_CODEC_J420, VLC_CODEC_J422, VLC_CODEC_YV12, VLC_EGENERIC, VLC_ENOMEM, and VLC_SUCCESS.

static void Destroy

(

vlc_object_t *

p_this

)

[static]

References filter_t::p_sys, filter_sys_t::pt_buffer, filter_sys_t::pt_distribution, and filter_sys_t::pt_scale.

static picture_t * Filter	(	filter_t *	p_filter,
		picture_t *	p_pic
	)			[static]

References __MAX, __MIN, c, CopyInfoAndRelease(), filter_NewPicture(), filter_sys_t::i_dim, plane_t::i_pitch, picture_t::i_planes, plane_t::i_visible_lines, plane_t::i_visible_pitch, picture_t::p, plane_t::p_pixels, filter_t::p_sys, p_sys, picture_Release(), filter_sys_t::pt_buffer, filter_sys_t::pt_distribution, filter_sys_t::pt_scale, realloc_or_free(), type_t, xmalloc(), and Y_PLANE.

static void gaussianblur_InitDistribution

(

filter_sys_t *

p_sys

)

[static]

References filter_sys_t::f_sigma, filter_sys_t::i_dim, M_PI, filter_sys_t::pt_distribution, type_t, and xmalloc().

Referenced by Create().

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)

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Variable Documentation

const char* const ppsz_filter_options[] [static]

Initial value:

 {
    "sigma", NULL
}