video_output.c File Reference

Include dependency graph for video_output.c:

Data Structures
struct	vout_filter_t

Macros
#define	VOUT_REDISPLAY_DELAY   (INT64_C(80000))
#define	VOUT_DISPLAY_LATE_THRESHOLD   (INT64_C(20000))
	Late pictures having a delay higher than this value are thrashed. More...
#define	VOUT_MWAIT_TOLERANCE   (INT64_C(4000))

Functions
static void *	Thread (void *)
static void	VoutDestructor (vlc_object_t *)
static int	VoutValidateFormat (video_format_t *dst, const video_format_t *src)
static void	VideoFormatCopyCropAr (video_format_t *dst, const video_format_t *src)
static bool	VideoFormatIsCropArEqual (video_format_t *dst, const video_format_t *src)
static vout_thread_t *	VoutCreate (vlc_object_t *object, const vout_configuration_t *cfg)
vout_thread_t *	vout_Request (vlc_object_t *object, const vout_configuration_t *cfg)
	Returns a suitable vout or release the given one. More...
void	vout_Close (vout_thread_t *vout)
	This function will close a vout created by vout_Request. More...
void	vout_Cancel (vout_thread_t *vout, bool canceled)
void	vout_ChangePause (vout_thread_t *vout, bool is_paused, vlc_tick_t date)
	This function will (un)pause the display of pictures. More...
void	vout_GetResetStatistic (vout_thread_t *vout, unsigned *restrict displayed, unsigned *restrict lost)
void	vout_Flush (vout_thread_t *vout, vlc_tick_t date)
	This function will ensure that all ready/displayed pictures have at most the provided date. More...
bool	vout_IsEmpty (vout_thread_t *vout)
	This function will return true if no more pictures are to be displayed. More...
void	vout_NextPicture (vout_thread_t *vout, vlc_tick_t *duration)
	This function will force to display the next picture while paused. More...
void	vout_DisplayTitle (vout_thread_t *vout, const char *title)
	This function will ask the display of the input title. More...
void	vout_WindowMouseEvent (vout_thread_t *vout, const vout_window_mouse_event_t *mouse)
void	vout_PutSubpicture (vout_thread_t *vout, subpicture_t *subpic)
int	vout_RegisterSubpictureChannel (vout_thread_t *vout)
void	vout_FlushSubpictureChannel (vout_thread_t *vout, int channel)
picture_t *	vout_GetPicture (vout_thread_t *vout)
	Allocates a video output picture buffer. More...
void	vout_PutPicture (vout_thread_t *vout, picture_t *picture)
	It gives to the vout a picture to be displayed. More...
int	vout_GetSnapshot (vout_thread_t *vout, block_t **image_dst, picture_t **picture_dst, video_format_t *fmt, const char *type, vlc_tick_t timeout)
	This function will handle a snapshot request. More...
void	vout_ChangeAspectRatio (vout_thread_t *p_vout, unsigned int i_num, unsigned int i_den)
void	vout_ControlChangeFullscreen (vout_thread_t *vout, bool fullscreen)
void	vout_ControlChangeWindowState (vout_thread_t *vout, unsigned st)
void	vout_ControlChangeDisplayFilled (vout_thread_t *vout, bool is_filled)
void	vout_ControlChangeZoom (vout_thread_t *vout, int num, int den)
void	vout_ControlChangeSampleAspectRatio (vout_thread_t *vout, unsigned num, unsigned den)
void	vout_ControlChangeCropRatio (vout_thread_t *vout, unsigned num, unsigned den)
void	vout_ControlChangeCropWindow (vout_thread_t *vout, int x, int y, int width, int height)
void	vout_ControlChangeCropBorder (vout_thread_t *vout, int left, int top, int right, int bottom)
void	vout_ControlChangeFilters (vout_thread_t *vout, const char *filters)
void	vout_ControlChangeSubSources (vout_thread_t *vout, const char *filters)
void	vout_ControlChangeSubFilters (vout_thread_t *vout, const char *filters)
void	vout_ControlChangeSubMargin (vout_thread_t *vout, int margin)
void	vout_ControlChangeViewpoint (vout_thread_t *vout, const vlc_viewpoint_t *p_viewpoint)
static void	VoutGetDisplayCfg (vout_thread_t *vout, vout_display_cfg_t *cfg, const char *title)
vout_window_t *	vout_NewDisplayWindow (vout_thread_t *vout, unsigned type)
void	vout_DeleteDisplayWindow (vout_thread_t *vout, vout_window_t *window)
void	vout_SetDisplayWindowSize (vout_thread_t *vout, unsigned width, unsigned height)
int	vout_HideWindowMouse (vout_thread_t *vout, bool hide)
static int	FilterRestartCallback (vlc_object_t *p_this, char const *psz_var, vlc_value_t oldval, vlc_value_t newval, void *p_data)
static int	ThreadDelFilterCallbacks (filter_t *filter, void *opaque)
static void	ThreadDelAllFilterCallbacks (vout_thread_t *vout)
static picture_t *	VoutVideoFilterInteractiveNewPicture (filter_t *filter)
static picture_t *	VoutVideoFilterStaticNewPicture (filter_t *filter)
static void	ThreadFilterFlush (vout_thread_t *vout, bool is_locked)
static void	ThreadChangeFilters (vout_thread_t *vout, const video_format_t *source, const char *filters, int deinterlace, bool is_locked)
static int	ThreadDisplayPreparePicture (vout_thread_t *vout, bool reuse, bool frame_by_frame)
static picture_t *	ConvertRGB32AndBlendBufferNew (filter_t *filter)
static picture_t *	ConvertRGB32AndBlend (vout_thread_t *vout, picture_t *pic, subpicture_t *subpic)
static int	ThreadDisplayRenderPicture (vout_thread_t *vout, bool is_forced)
static int	ThreadDisplayPicture (vout_thread_t *vout, vlc_tick_t *deadline)
static void	ThreadDisplaySubpicture (vout_thread_t *vout, subpicture_t *subpicture)
static void	ThreadFlushSubpicture (vout_thread_t *vout, int channel)
static void	ThreadDisplayOsdTitle (vout_thread_t *vout, const char *string)
static void	ThreadChangeSubSources (vout_thread_t *vout, const char *filters)
static void	ThreadChangeSubFilters (vout_thread_t *vout, const char *filters)
static void	ThreadChangeSubMargin (vout_thread_t *vout, int margin)
static void	ThreadChangePause (vout_thread_t *vout, bool is_paused, vlc_tick_t date)
static void	ThreadFlush (vout_thread_t *vout, bool below, vlc_tick_t date)
static void	ThreadStep (vout_thread_t *vout, vlc_tick_t *duration)
static void	ThreadChangeFullscreen (vout_thread_t *vout, bool fullscreen)
static void	ThreadChangeWindowState (vout_thread_t *vout, unsigned state)
static void	ThreadChangeWindowMouse (vout_thread_t *vout, const vout_window_mouse_event_t *mouse)
static void	ThreadChangeDisplayFilled (vout_thread_t *vout, bool is_filled)
static void	ThreadChangeZoom (vout_thread_t *vout, int num, int den)
static void	ThreadChangeAspectRatio (vout_thread_t *vout, unsigned num, unsigned den)
static void	ThreadExecuteCropWindow (vout_thread_t *vout, unsigned x, unsigned y, unsigned width, unsigned height)
static void	ThreadExecuteCropBorder (vout_thread_t *vout, unsigned left, unsigned top, unsigned right, unsigned bottom)
static void	ThreadExecuteCropRatio (vout_thread_t *vout, unsigned num, unsigned den)
static void	ThreadExecuteViewpoint (vout_thread_t *vout, const vlc_viewpoint_t *p_viewpoint)
static int	ThreadStart (vout_thread_t *vout, vout_display_state_t *state)
static void	ThreadStop (vout_thread_t *vout, vout_display_state_t *state)
static void	ThreadInit (vout_thread_t *vout)
static void	ThreadClean (vout_thread_t *vout)
static int	ThreadReinit (vout_thread_t *vout, const vout_configuration_t *cfg)
static void	ThreadCancel (vout_thread_t *vout, bool canceled)
static int	ThreadControl (vout_thread_t *vout, vout_control_cmd_t cmd)

Macro Definition Documentation

VOUT_DISPLAY_LATE_THRESHOLD

#define VOUT_DISPLAY_LATE_THRESHOLD   (INT64_C(20000))

Late pictures having a delay higher than this value are thrashed.

VOUT_MWAIT_TOLERANCE

#define VOUT_MWAIT_TOLERANCE   (INT64_C(4000))

VOUT_REDISPLAY_DELAY

#define VOUT_REDISPLAY_DELAY   (INT64_C(80000))

Function Documentation

ConvertRGB32AndBlend()

static picture_t* ConvertRGB32AndBlend ( vout_thread_t *  vout, picture_t *  pic, subpicture_t *  subpic  )

static

ConvertRGB32AndBlendBufferNew()

static picture_t* ConvertRGB32AndBlendBufferNew ( filter_t *  filter )

static

FilterRestartCallback()

static int FilterRestartCallback ( vlc_object_t *  p_this, char const *  psz_var, vlc_value_t  oldval, vlc_value_t  newval, void *  p_data  )

static

Thread()

static void * Thread ( void *  object )

static

< No error

References vout_thread_sys_t::control, vout_thread_sys_t::displayed, vout_thread_sys_t::is_interlaced, mdate(), vout_thread_t::p, ThreadControl(), ThreadDisplayPicture(), VLC_SUCCESS, VLC_TICK_INVALID, vout_control_Pop(), vout_ManageWrapper(), and vout_SetInterlacingState().

ThreadCancel()

static void ThreadCancel ( vout_thread_t *  vout, bool  canceled  )

static

ThreadChangeAspectRatio()

static void ThreadChangeAspectRatio ( vout_thread_t *  vout, unsigned  num, unsigned  den  )

static

ThreadChangeDisplayFilled()

static void ThreadChangeDisplayFilled ( vout_thread_t *  vout, bool  is_filled  )

static

ThreadChangeFilters()

static void ThreadChangeFilters ( vout_thread_t *  vout, const video_format_t *  source, const char *  filters, int  deinterlace, bool  is_locked  )

static

Referenced by ThreadDisplayPreparePicture().

ThreadChangeFullscreen()

static void ThreadChangeFullscreen ( vout_thread_t *  vout, bool  fullscreen  )

static

ThreadChangePause()

static void ThreadChangePause ( vout_thread_t *  vout, bool  is_paused, vlc_tick_t  date  )

static

ThreadChangeSubFilters()

static void ThreadChangeSubFilters ( vout_thread_t *  vout, const char *  filters  )

static

ThreadChangeSubMargin()

static void ThreadChangeSubMargin ( vout_thread_t *  vout, int  margin  )

static

ThreadChangeSubSources()

static void ThreadChangeSubSources ( vout_thread_t *  vout, const char *  filters  )

static

ThreadChangeWindowMouse()

static void ThreadChangeWindowMouse ( vout_thread_t *  vout, const vout_window_mouse_event_t *  mouse  )

static

ThreadChangeWindowState()

static void ThreadChangeWindowState ( vout_thread_t *  vout, unsigned  state  )

static

ThreadChangeZoom()

static void ThreadChangeZoom ( vout_thread_t *  vout, int  num, int  den  )

static

ThreadClean()

static void ThreadClean ( vout_thread_t *  vout )

static

ThreadControl()

static int ThreadControl ( vout_thread_t *  vout, vout_control_cmd_t  cmd  )

static

Referenced by Thread().

ThreadDelAllFilterCallbacks()

static void ThreadDelAllFilterCallbacks ( vout_thread_t *  vout )

static

ThreadDelFilterCallbacks()

static int ThreadDelFilterCallbacks ( filter_t *  filter, void *  opaque  )

static

< No error

ThreadDisplayOsdTitle()

static void ThreadDisplayOsdTitle ( vout_thread_t *  vout, const char *  string  )

static

ThreadDisplayPicture()

static int ThreadDisplayPicture ( vout_thread_t *  vout, vlc_tick_t *  deadline  )

static

< Unspecified error

< Unspecified error

< Unspecified error

< Unspecified error

Referenced by Thread().

ThreadDisplayPreparePicture()

static int ThreadDisplayPreparePicture ( vout_thread_t *  vout, bool  reuse, bool  frame_by_frame  )

static

< Unspecified error

< No error

References picture_t::b_force, picture_t::b_progressive, vout_thread_sys_t::chain_static, CLOCK_FREQ, vout_thread_sys_t::configuration, vout_thread_sys_t::current, picture_t::date, vout_thread_sys_t::decoded, vout_thread_sys_t::decoder_fifo, vout_thread_sys_t::displayed, vout_thread_sys_t::filter, filter_chain_VideoFilter(), picture_t::format, vout_thread_sys_t::format, video_format_t::i_frame_rate, video_format_t::i_frame_rate_base, vout_thread_sys_t::is_interlaced, vout_thread_sys_t::is_late_dropped, vout_thread_sys_t::is_on, vout_thread_sys_t::lock, mdate(), msg_Dbg, msg_Warn, vout_thread_sys_t::next, vout_thread_t::p, vout_thread_sys_t::pause, picture_fifo_Pop(), picture_Hold(), picture_Release(), vout_thread_sys_t::statistic, ThreadChangeFilters(), vout_thread_sys_t::timestamp, VideoFormatIsCropArEqual(), VLC_EGENERIC, vlc_mutex_lock(), vlc_mutex_unlock(), VOUT_DISPLAY_LATE_THRESHOLD, and vout_statistic_AddLost().

ThreadDisplayRenderPicture()

static int ThreadDisplayRenderPicture ( vout_thread_t *  vout, bool  is_forced  )

static

< Unspecified error

< Unspecified error

< Unspecified error

< No error

ThreadDisplaySubpicture()

static void ThreadDisplaySubpicture ( vout_thread_t *  vout, subpicture_t *  subpicture  )

static

ThreadExecuteCropBorder()

static void ThreadExecuteCropBorder ( vout_thread_t *  vout, unsigned  left, unsigned  top, unsigned  right, unsigned  bottom  )

static

ThreadExecuteCropRatio()

static void ThreadExecuteCropRatio ( vout_thread_t *  vout, unsigned  num, unsigned  den  )

static

ThreadExecuteCropWindow()

static void ThreadExecuteCropWindow ( vout_thread_t *  vout, unsigned  x, unsigned  y, unsigned  width, unsigned  height  )

static

ThreadExecuteViewpoint()

static void ThreadExecuteViewpoint ( vout_thread_t *  vout, const vlc_viewpoint_t *  p_viewpoint  )

static

ThreadFilterFlush()

static void ThreadFilterFlush ( vout_thread_t *  vout, bool  is_locked  )

static

ThreadFlush()

static void ThreadFlush ( vout_thread_t *  vout, bool  below, vlc_tick_t  date  )

static

ThreadFlushSubpicture()

static void ThreadFlushSubpicture ( vout_thread_t *  vout, int  channel  )

static

ThreadInit()

static void ThreadInit ( vout_thread_t *  vout )

static

ThreadReinit()

static int ThreadReinit ( vout_thread_t *  vout, const vout_configuration_t *  cfg  )

static

< Unspecified error

< No error

< Unspecified error

< No error

ThreadStart()

static int ThreadStart ( vout_thread_t *  vout, vout_display_state_t *  state  )

static

< No error

< Unspecified error

ThreadStep()

static void ThreadStep ( vout_thread_t *  vout, vlc_tick_t *  duration  )

static

ThreadStop()

static void ThreadStop ( vout_thread_t *  vout, vout_display_state_t *  state  )

static

VideoFormatCopyCropAr()

static void VideoFormatCopyCropAr ( video_format_t *  dst, const video_format_t *  src  )

static

Referenced by vout_GetPicture().

VideoFormatIsCropArEqual()

static bool VideoFormatIsCropArEqual ( video_format_t *  dst, const video_format_t *  src  )

static

Referenced by ThreadDisplayPreparePicture().

vout_Cancel()

void vout_Cancel	(	vout_thread_t *	vout,
		bool	canceled
	)

Referenced by DeleteDecoder(), and input_DecoderDelete().

vout_ChangePause()

void vout_ChangePause	(	vout_thread_t *	,
		bool	b_paused,
		vlc_tick_t	i_date
	)

This function will (un)pause the display of pictures.

It is thread safe

Referenced by DecoderThread().

vout_ControlChangeCropBorder()

void vout_ControlChangeCropBorder	(	vout_thread_t *	vout,
		int	left,
		int	top,
		int	right,
		int	bottom
	)

vout_ControlChangeCropRatio()

void vout_ControlChangeCropRatio	(	vout_thread_t *	vout,
		unsigned	num,
		unsigned	den
	)

vout_ControlChangeCropWindow()

void vout_ControlChangeCropWindow	(	vout_thread_t *	vout,
		int	x,
		int	y,
		int	width,
		int	height
	)

vout_ControlChangeDisplayFilled()

void vout_ControlChangeDisplayFilled	(	vout_thread_t *	vout,
		bool	is_filled
	)

References vout_thread_sys_t::control, vout_thread_t::p, vout_control_PushInteger(), and VOUT_CONTROL_WINDOW_STATE.

vout_ControlChangeFilters()

void vout_ControlChangeFilters	(	vout_thread_t *	vout,
		const char *	filters
	)

vout_ControlChangeFullscreen()

void vout_ControlChangeFullscreen	(	vout_thread_t *	vout,
		bool	fullscreen
	)

vout_ControlChangeSampleAspectRatio()

void vout_ControlChangeSampleAspectRatio	(	vout_thread_t *	vout,
		unsigned	num,
		unsigned	den
	)

vout_ControlChangeSubFilters()

void vout_ControlChangeSubFilters	(	vout_thread_t *	vout,
		const char *	filters
	)

Referenced by SubFilterAddProxyCallbacks().

vout_ControlChangeSubMargin()

void vout_ControlChangeSubMargin	(	vout_thread_t *	vout,
		int	margin
	)

vout_ControlChangeSubSources()

void vout_ControlChangeSubSources	(	vout_thread_t *	vout,
		const char *	filters
	)

vout_ControlChangeViewpoint()

void vout_ControlChangeViewpoint	(	vout_thread_t *	vout,
		const vlc_viewpoint_t *	p_viewpoint
	)

vout_ControlChangeWindowState()

void vout_ControlChangeWindowState	(	vout_thread_t *	vout,
		unsigned	st
	)

vout_ControlChangeZoom()

void vout_ControlChangeZoom	(	vout_thread_t *	vout,
		int	num,
		int	den
	)

vout_DeleteDisplayWindow()

void vout_DeleteDisplayWindow	(	vout_thread_t *	vout,
		vout_window_t *	window
	)

vout_DisplayTitle()

void vout_DisplayTitle	(	vout_thread_t *	vout,
		const char *	title
	)

This function will ask the display of the input title.

vout_Flush()

void vout_Flush	(	vout_thread_t *	vout,
		vlc_tick_t	date
	)

This function will ensure that all ready/displayed pictures have at most the provided date.

vout_GetResetStatistic()

void vout_GetResetStatistic	(	vout_thread_t *	vout,
		unsigned *restrict	displayed,
		unsigned *restrict	lost
	)

vout_HideWindowMouse()

int vout_HideWindowMouse	(	vout_thread_t *	vout,
		bool	hide
	)

< Unspecified error

vout_IsEmpty()

bool vout_IsEmpty

(

vout_thread_t *

vout

)

This function will return true if no more pictures are to be displayed.

vout_NewDisplayWindow()

vout_window_t* vout_NewDisplayWindow	(	vout_thread_t *	vout,
		unsigned	type
	)

vout_NextPicture()

void vout_NextPicture	(	vout_thread_t *	vout,
		vlc_tick_t *	duration
	)

This function will force to display the next picture while paused.

vout_SetDisplayWindowSize()

void vout_SetDisplayWindowSize	(	vout_thread_t *	vout,
		unsigned	width,
		unsigned	height
	)

vout_WindowMouseEvent()

void vout_WindowMouseEvent	(	vout_thread_t *	vout,
		const vout_window_mouse_event_t *	mouse
	)

VoutCreate()

static vout_thread_t* VoutCreate ( vlc_object_t *  object, const vout_configuration_t *  cfg  )

static

VoutDestructor()

static void VoutDestructor ( vlc_object_t *  object )

static

VoutGetDisplayCfg()

static void VoutGetDisplayCfg ( vout_thread_t *  vout, vout_display_cfg_t *  cfg, const char *  title  )

static

VoutValidateFormat()

static int VoutValidateFormat ( video_format_t *  dst, const video_format_t *  src  )

static

< Unspecified error

< Unspecified error

< No error

References video_format_t::i_chroma, video_format_t::i_height, video_format_t::i_sar_den, video_format_t::i_sar_num, video_format_t::i_width, VIDEO_ES, video_format_Copy(), VLC_EGENERIC, vlc_fourcc_GetCodec(), and vlc_ureduce().

VoutVideoFilterInteractiveNewPicture()

static picture_t* VoutVideoFilterInteractiveNewPicture ( filter_t *  filter )

static

VoutVideoFilterStaticNewPicture()

static picture_t* VoutVideoFilterStaticNewPicture ( filter_t *  filter )

static