video_widgets.c File Reference

Include dependency graph for video_widgets.c:

Data Structures
struct	subpicture_updater_sys_t

Macros
#define	STYLE_EMPTY   0
#define	STYLE_FILLED   1

Functions
static void	DrawRect (subpicture_region_t *r, int fill, int x1, int y1, int x2, int y2)
	Draws a rectangle at the given position in the region.
static void	DrawTriangle (subpicture_region_t *r, int fill, int x1, int y1, int x2, int y2)
	Draws a triangle at the given position in the region.
static subpicture_region_t *	OSDRegion (int x, int y, int width, int height)
	Create a region with a white transparent picture.
static subpicture_region_t *	OSDSlider (int type, int position, const video_format_t *fmt)
	Create the region for an OSD slider.
static subpicture_region_t *	OSDIcon (int type, const video_format_t *fmt)
	Create the region for an OSD slider.
static int	OSDWidgetValidate (subpicture_t *subpic, bool has_src_changed, const video_format_t *fmt_src, bool has_dst_changed, const video_format_t *fmt_dst, mtime_t ts)
static void	OSDWidgetUpdate (subpicture_t *subpic, const video_format_t *fmt_src, const video_format_t *fmt_dst, mtime_t ts)
static void	OSDWidgetDestroy (subpicture_t *subpic)
static void	OSDWidget (vout_thread_t *vout, int channel, int type, int position)
void	vout_OSDSlider (vout_thread_t *vout, int channel, int position, short type)
	Display a slider on the video output.
void	vout_OSDIcon (vout_thread_t *vout, int channel, short type)
	Display an Icon on the video output.

Macro Definition Documentation

#define STYLE_EMPTY   0

Referenced by OSDSlider().

#define STYLE_FILLED   1

Referenced by DrawRect(), DrawTriangle(), OSDIcon(), and OSDSlider().

Function Documentation

static void DrawRect ( subpicture_region_t *  r, int  fill, int  x1, int  y1, int  x2, int  y2  )

static

Draws a rectangle at the given position in the region.

It may be filled (fill == STYLE_FILLED) or empty (fill == STYLE_EMPTY).

References plane_t::i_pitch, picture_t::p, subpicture_region_t::p_picture, plane_t::p_pixels, and STYLE_FILLED.

Referenced by OSDIcon(), and OSDSlider().

static void DrawTriangle ( subpicture_region_t *  r, int  fill, int  x1, int  y1, int  x2, int  y2  )

static

Draws a triangle at the given position in the region.

It may be filled (fill == STYLE_FILLED) or empty (fill == STYLE_EMPTY).

References plane_t::i_pitch, picture_t::p, subpicture_region_t::p_picture, plane_t::p_pixels, and STYLE_FILLED.

Referenced by OSDIcon().

static subpicture_region_t* OSDIcon ( int  type, const video_format_t *  fmt  )

static

Create the region for an OSD slider.

Types are: OSD_PLAY_ICON, OSD_PAUSE_ICON, OSD_SPEAKER_ICON, OSD_MUTE_ICON

References DrawRect(), DrawTriangle(), video_format_t::i_visible_height, video_format_t::i_visible_width, video_format_t::i_x_offset, video_format_t::i_y_offset, OSD_MUTE_ICON, OSD_PAUSE_ICON, OSD_PLAY_ICON, OSDRegion(), subpicture_region_t::p_picture, and STYLE_FILLED.

Referenced by OSDWidgetUpdate().

static subpicture_region_t* OSDRegion ( int  x, int  y, int  width, int  height  )

static

Create a region with a white transparent picture.

References video_palette_t::i_entries, video_format_t::i_height, plane_t::i_pitch, video_format_t::i_sar_den, video_format_t::i_sar_num, video_format_t::i_visible_height, video_format_t::i_visible_width, video_format_t::i_width, subpicture_region_t::i_x, subpicture_region_t::i_y, picture_t::p, video_format_t::p_palette, subpicture_region_t::p_picture, plane_t::p_pixels, subpicture_region_New(), video_format_Init(), and VLC_CODEC_YUVP.

Referenced by OSDIcon(), and OSDSlider().

static subpicture_region_t* OSDSlider ( int  type, int  position, const video_format_t *  fmt  )

static

Create the region for an OSD slider.

Types are: OSD_HOR_SLIDER and OSD_VERT_SLIDER.

References DrawRect(), video_format_t::i_visible_height, video_format_t::i_visible_width, video_format_t::i_x_offset, video_format_t::i_y_offset, OSD_HOR_SLIDER, OSDRegion(), STYLE_EMPTY, and STYLE_FILLED.

Referenced by OSDWidgetUpdate().

static void OSDWidget ( vout_thread_t *  vout, int  channel, int  type, int  position  )

static

References subpicture_t::b_absolute, subpicture_t::b_ephemer, subpicture_t::b_fade, subpicture_t::i_channel, subpicture_t::i_start, subpicture_t::i_stop, mdate(), OSD_HOR_SLIDER, OSD_VERT_SLIDER, OSDWidgetDestroy(), OSDWidgetUpdate(), OSDWidgetValidate(), subpicture_updater_t::pf_validate, subpicture_updater_sys_t::position, subpicture_New(), subpicture_updater_sys_t::type, var_InheritBool, VLC_CLIP, and vout_PutSubpicture().

Referenced by vout_OSDIcon(), and vout_OSDSlider().

static void OSDWidgetDestroy ( subpicture_t *  subpic )

static

References subpicture_updater_t::p_sys, and subpicture_t::updater.

Referenced by OSDWidget().

static void OSDWidgetUpdate ( subpicture_t *  subpic, const video_format_t *  fmt_src, const video_format_t *  fmt_dst, mtime_t  ts  )

static

References video_format_t::i_height, subpicture_t::i_original_picture_height, subpicture_t::i_original_picture_width, video_format_t::i_sar_den, video_format_t::i_sar_num, video_format_t::i_visible_width, video_format_t::i_width, video_format_t::i_x_offset, OSD_HOR_SLIDER, OSD_VERT_SLIDER, OSDIcon(), OSDSlider(), subpicture_t::p_region, subpicture_updater_t::p_sys, subpicture_updater_sys_t::position, subpicture_updater_sys_t::type, subpicture_t::updater, and VLC_UNUSED.

Referenced by OSDWidget().

static int OSDWidgetValidate ( subpicture_t *  subpic, bool  has_src_changed, const video_format_t *  fmt_src, bool  has_dst_changed, const video_format_t *  fmt_dst, mtime_t  ts  )

static

< No error

< Unspecified error

References VLC_EGENERIC, VLC_SUCCESS, and VLC_UNUSED.

Referenced by OSDWidget().

void vout_OSDIcon	(	vout_thread_t *	,
		int	,
		short
	)

Display an Icon on the video output.

Parameters

p_this	The object that called the function.
i_channel	Subpicture channel
i_type	Types are: OSD_PLAY_ICON, OSD_PAUSE_ICON, OSD_SPEAKER_ICON, OSD_MUTE_ICON

References OSDWidget().

void vout_OSDSlider	(	vout_thread_t *	,
		int	,
		int	,
		short
	)

Display a slider on the video output.

Parameters

p_this	The object that called the function.
i_channel	Subpicture channel
i_postion	Current position in the slider
i_type	Types are: OSD_HOR_SLIDER and OSD_VERT_SLIDER.

References OSDWidget().