ball.c File Reference

Include dependency graph for ball.c:


Data Structures
struct	COLOR
struct	filter_sys_t
	filter_sys_t: chroma method descriptor More...
Defines
#define	COLORS_RGB
#define	COLORS_YUV
#define	BALL_COLOR_TEXT N_("Ball color")
#define	BALL_COLOR_LONGTEXT N_("Ball color, one of \"red\", \"blue\" and \"green\".")
#define	EDGE_VISIBLE_TEXT N_("Edge visible")
#define	EDGE_VISIBLE_LONGTEXT N_("Set edge visibility.")
#define	BALL_SPEED_TEXT N_("Ball speed")
#define	BALL_SPEED_LONGTEXT N_("Set ball speed, the displacement value \ in number of pixels by frame.")
#define	BALL_SIZE_TEXT N_("Ball size")
#define	BALL_SIZE_LONGTEXT N_("Set ball size giving its radius in number \ of pixels")
#define	GRAD_THRESH_TEXT N_("Gradient threshold")
#define	GRAD_THRESH_LONGTEXT N_("Set gradient threshold for edge computation.")
#define	BALL_HELP N_("Augmented reality ball game")
#define	FILTER_PREFIX "ball-"
Enumerations
enum	{ RED, GREEN, BLUE, WHITE }
Functions
static int	Create (vlc_object_t *)
static void	Destroy (vlc_object_t *)
static picture_t *	Filter (filter_t , picture_t )
static void	drawBall (filter_sys_t p_sys, picture_t p_outpic)
static void	drawPixelRGB24 (filter_sys_t p_sys, picture_t p_outpic, uint8_t R, uint8_t G, uint8_t B, int x, int y, bool b_skip)
static void	drawPixelI420 (filter_sys_t p_sys, picture_t p_outpic, uint8_t Y, uint8_t U, uint8_t V, int x, int y, bool b_skip)
static void	drawPixelPacked (filter_sys_t p_sys, picture_t p_outpic, uint8_t Y, uint8_t U, uint8_t V, int x, int y, bool b_skip)
static void	FilterBall (filter_t , picture_t , picture_t *)
static int	ballCallback (vlc_object_t , char const , vlc_value_t, vlc_value_t, void *)
static int	getBallColor (vlc_object_t p_this, char const psz_newval)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static void	NormalizeVector (float vect_x, float vect_y)
static void	GaussianConvolution (picture_t p_inpic, uint32_t p_smooth)
Variables
static COLOR	colorList [4]
static const char *const	mode_list [] = { "red", "green", "blue", "white" }
static const char *const	mode_list_text []
static const char *const	ppsz_filter_options []

Define Documentation

#define BALL_COLOR_LONGTEXT N_("Ball color, one of \"red\", \"blue\" and \"green\".")

#define BALL_COLOR_TEXT N_("Ball color")

#define BALL_HELP N_("Augmented reality ball game")

#define BALL_SIZE_LONGTEXT N_("Set ball size giving its radius in number \ of pixels")

#define BALL_SIZE_TEXT N_("Ball size")

#define BALL_SPEED_LONGTEXT N_("Set ball speed, the displacement value \ in number of pixels by frame.")

#define BALL_SPEED_TEXT N_("Ball speed")

#define COLORS_RGB

Value:

colorList[RED].comp1 = 255; colorList[RED].comp2 = 0;        \
                                colorList[RED].comp3 = 0;        \
    colorList[GREEN].comp1 = 0; colorList[GREEN].comp2 = 255;    \
                               colorList[GREEN].comp3 = 0;       \
    colorList[BLUE].comp1 = 0; colorList[BLUE].comp2 = 0;        \
                               colorList[BLUE].comp3 = 255;      \
    colorList[WHITE].comp1 = 255; colorList[WHITE].comp2 = 255;  \
                                  colorList[WHITE].comp3 = 255;

Referenced by Create().

#define COLORS_YUV

Value:

colorList[RED].comp1 = 82; colorList[RED].comp2 = 240;        \
                                colorList[RED].comp3 = 90;        \
    colorList[GREEN].comp1 = 145; colorList[GREEN].comp2 = 34;    \
                               colorList[GREEN].comp3 = 54 ;      \
    colorList[BLUE].comp1 = 41; colorList[BLUE].comp2 = 146;      \
                               colorList[BLUE].comp3 = 240;       \
    colorList[WHITE].comp1 = 255; colorList[WHITE].comp2 = 128;   \
                                  colorList[WHITE].comp3 = 128;

Referenced by Create().

#define EDGE_VISIBLE_LONGTEXT N_("Set edge visibility.")

#define EDGE_VISIBLE_TEXT N_("Edge visible")

#define FILTER_PREFIX "ball-"

Referenced by ballCallback(), ClosePostproc(), Create(), Destroy(), ExtractCallback(), GradientCallback(), MotionBlurCallback(), OpenPostproc(), PPNameCallback(), and PPQCallback().

#define GRAD_THRESH_LONGTEXT N_("Set gradient threshold for edge computation.")

#define GRAD_THRESH_TEXT N_("Gradient threshold")

Enumeration Type Documentation

anonymous enum

Enumerator:

RED
GREEN
BLUE
WHITE

Function Documentation

static int ballCallback	(	vlc_object_t *	p_this,
		char const *	psz_var,
		vlc_value_t	oldval,
		vlc_value_t	newval,
		void *	p_data
	)			`[static]`

References vlc_value_t::b_bool, filter_sys_t::b_edgeVisible, filter_sys_t::ballColor, FILTER_PREFIX, getBallColor(), filter_sys_t::i_ballSize, filter_sys_t::i_ballSpeed, filter_sys_t::i_gradThresh, vlc_value_t::i_int, filter_sys_t::lock, msg_Err, p_sys, vlc_value_t::psz_string, vlc_mutex_lock(), vlc_mutex_unlock(), VLC_SUCCESS, and VLC_UNUSED.

Referenced by Create(), and Destroy().

static int Create ( vlc_object_t * p_this ) [static]

References filter_sys_t::b_edgeVisible, ballCallback(), filter_sys_t::ballColor, CASE_PACKED_YUV_422, COLORS_RGB, COLORS_YUV, config_ChainParse, filter_sys_t::drawingPixelFunction, drawPixelI420(), drawPixelPacked(), drawPixelRGB24(), filter_sys_t::f_lastVect_x, filter_sys_t::f_lastVect_y, Filter(), FILTER_PREFIX, filter_t::fmt_in, getBallColor(), GetPackedYuvOffsets(), filter_sys_t::i_ball_x, filter_sys_t::i_ball_y, filter_sys_t::i_ballSize, filter_sys_t::i_ballSpeed, video_format_t::i_chroma, filter_sys_t::i_gradThresh, filter_sys_t::i_u_offset, filter_sys_t::i_v_offset, filter_sys_t::i_y_offset, image_HandlerCreate, filter_sys_t::lock, msg_Err, filter_t::p_cfg, filter_sys_t::p_grad_x, filter_sys_t::p_grad_y, filter_sys_t::p_image, filter_sys_t::p_smooth, filter_t::p_sys, ppsz_filter_options, RED, var_AddCallback, var_CreateGetBoolCommand, var_CreateGetIntegerCommand, var_CreateGetNonEmptyStringCommand, es_format_t::video, VLC_CODEC_I420, VLC_CODEC_J420, VLC_CODEC_RGB24, VLC_EGENERIC, VLC_ENOMEM, vlc_mutex_init(), and VLC_SUCCESS.

static void Destroy ( vlc_object_t * p_this ) [static]

References ballCallback(), FILTER_PREFIX, image_HandlerDelete(), filter_sys_t::lock, filter_sys_t::p_grad_x, filter_sys_t::p_grad_y, filter_sys_t::p_image, filter_sys_t::p_smooth, filter_t::p_sys, p_sys, var_DelCallback, and vlc_mutex_destroy().

static void drawBall	(	filter_sys_t *	p_sys,
		picture_t *	p_outpic
	)			`[static]`

References filter_sys_t::ballColor, COLOR::comp1, COLOR::comp2, COLOR::comp3, filter_sys_t::drawingPixelFunction, i, filter_sys_t::i_ball_x, filter_sys_t::i_ball_y, filter_sys_t::i_ballSize, i_height, plane_t::i_visible_lines, plane_t::i_visible_pitch, picture_t::p, and size.

Referenced by FilterBall().

static void drawPixelI420	(	filter_sys_t *	p_sys,
		picture_t *	p_outpic,
		uint8_t	Y,
		uint8_t	U,
		uint8_t	V,
		int	x,
		int	y,
		bool	b_skip
	)			`[static]`

References plane_t::i_pitch, picture_t::p, plane_t::p_pixels, and VLC_UNUSED.

Referenced by Create().

static void drawPixelPacked	(	filter_sys_t *	p_sys,
		picture_t *	p_outpic,
		uint8_t	Y,
		uint8_t	U,
		uint8_t	V,
		int	x,
		int	y,
		bool	b_skip
	)			`[static]`

References plane_t::i_pitch, filter_sys_t::i_u_offset, filter_sys_t::i_v_offset, filter_sys_t::i_y_offset, picture_t::p, and plane_t::p_pixels.

Referenced by Create().

static void drawPixelRGB24	(	filter_sys_t *	p_sys,
		picture_t *	p_outpic,
		uint8_t	R,
		uint8_t	G,
		uint8_t	B,
		int	x,
		int	y,
		bool	b_skip
	)			`[static]`

References plane_t::i_pitch, picture_t::p, plane_t::p_pixels, and VLC_UNUSED.

Referenced by Create().

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

References CopyInfoAndRelease(), filter_NewPicture(), FilterBall(), filter_sys_t::lock, filter_t::p_sys, picture_Release(), vlc_mutex_lock(), and vlc_mutex_unlock().

static void FilterBall	(	filter_t *	p_filter,
		picture_t *	p_inpic,
		picture_t *	p_outpic
	)			`[static]`

References filter_sys_t::b_edgeVisible, CASE_PACKED_YUV_422, drawBall(), filter_sys_t::drawingPixelFunction, filter_sys_t::f_lastVect_x, filter_sys_t::f_lastVect_y, filter_t::fmt_in, GaussianConvolution(), i, filter_sys_t::i_ball_x, filter_sys_t::i_ball_y, filter_sys_t::i_ballSize, filter_sys_t::i_ballSpeed, video_format_t::i_chroma, filter_sys_t::i_gradThresh, video_format_t::i_height, plane_t::i_lines, plane_t::i_pitch, video_format_t::i_visible_height, plane_t::i_visible_lines, plane_t::i_visible_pitch, video_format_t::i_visible_width, video_format_t::i_width, image_Convert, NormalizeVector(), picture_t::p, filter_sys_t::p_grad_x, filter_sys_t::p_grad_y, filter_sys_t::p_image, plane_t::p_pixels, filter_sys_t::p_smooth, filter_t::p_sys, p_sys, picture_Release(), es_format_t::video, VLC_CODEC_RGB24, VLC_FOURCC, vlc_memcpy(), and WHITE.

Referenced by Filter().

static void GaussianConvolution	(	picture_t *	p_inpic,
		uint32_t *	p_smooth
	)			`[static]`

References plane_t::i_pitch, plane_t::i_visible_lines, plane_t::i_visible_pitch, picture_t::p, plane_t::p_pixels, and Y_PLANE.

Referenced by FilterBall(), FilterEdge(), FilterGradient(), FilterHough(), and FindShapes().

static int getBallColor	(	vlc_object_t *	p_this,
		char const *	psz_newval
	)			`[static]`

References BLUE, GREEN, msg_Err, RED, and WHITE.

Referenced by ballCallback(), and Create().

static void NormalizeVector	(	float *	vect_x,
		float *	vect_y
	)			`[static]`

Referenced by FilterBall().

int vlc_entry__main ( module_t * p_module )

const char* vlc_entry_license__main ( void )

Variable Documentation

COLOR colorList[4] [static]

Referenced by SoundSlider::SoundSlider().

const char* const mode_list[] = { "red", "green", "blue", "white" } [static]

const char* const mode_list_text[] [static]

Initial value:

 { N_("Red"), N_("Green"),
                                              N_("Blue"), N_("White") }

const char* const ppsz_filter_options[] [static]

Initial value:

 {
    "ball-color", "ball-speed", "ball-size",
    "gradient-threshold", "edge-visible", NULL
}

ball.c File Reference

Data Structures

Defines

Enumerations

Functions

Variables

Define Documentation

Enumeration Type Documentation

Function Documentation

Variable Documentation