video_text.c File Reference

Include dependency graph for video_text.c:

Data Structures
struct	subpicture_updater_sys_t
Functions
static int	OSDTextValidate (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	OSDTextUpdate (subpicture_t *subpic, const video_format_t *fmt_src, const video_format_t *fmt_dst, mtime_t ts)
static void	OSDTextDestroy (subpicture_t *subpic)
void	vout_OSDText (vout_thread_t *vout, int channel, int position, mtime_t duration, const char *text)
	Write an informative message if the OSD option is enabled.
void	vout_OSDMessage (vout_thread_t *vout, int channel, const char *format,...)
	Write an informative message at the default location, for the default duration and only if the OSD option is enabled.

---

Function Documentation

static void OSDTextDestroy

(

subpicture_t *

subpic

)

[static]

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

static void OSDTextUpdate	(	subpicture_t *	subpic,
		const video_format_t *	fmt_src,
		const video_format_t *	fmt_dst,
		mtime_t	ts
	)			[static]

References subpicture_t::b_absolute, fmt, subpicture_region_t::i_align, 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_height, video_format_t::i_visible_width, video_format_t::i_width, subpicture_region_t::i_x, video_format_t::i_x_offset, subpicture_region_t::i_y, video_format_t::i_y_offset, subpicture_t::p_region, subpicture_updater_t::p_sys, subpicture_updater_sys_t::position, subpicture_region_t::psz_text, strdup(), SUBPICTURE_ALIGN_BOTTOM, SUBPICTURE_ALIGN_LEFT, SUBPICTURE_ALIGN_RIGHT, SUBPICTURE_ALIGN_TOP, subpicture_region_New(), subpicture_updater_sys_t::text, subpicture_t::updater, video_format_Init(), VLC_CODEC_TEXT, and VLC_UNUSED.

static int OSDTextValidate	(	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]

References VLC_UNUSED.

void vout_OSDMessage	(	vout_thread_t *	,
		int	,
		const char *	,
			...
	)

Write an informative message at the default location, for the default duration and only if the OSD option is enabled.

Parameters:

	vout	The vout on which the message will be displayed
	channel	Subpicture channel
	format	printf style formatting

Provided for convenience.

References SUBPICTURE_ALIGN_RIGHT, SUBPICTURE_ALIGN_TOP, va_end(), va_start(), vasprintf(), and vout_OSDText().

Referenced by VoutOsdSnapshot().

void vout_OSDText	(	vout_thread_t *	vout,
		int	channel,
		int	position,
		mtime_t	duration,
		const char *	text
	)

Write an informative message if the OSD option is enabled.

Parameters:

	vout	The vout on which the message will be displayed
	channel	Subpicture channel
	position	Position of the text
	duration	Duration of the text being displayed
	text	Text to be displayed

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(), subpicture_updater_sys_t::position, strdup(), SUBPICTURE_ALIGN_MASK, subpicture_New(), subpicture_updater_sys_t::text, var_InheritBool, and vout_PutSubpicture().

Referenced by ThreadDisplayOsdTitle(), and vout_OSDMessage().