crop.c File Reference

Include dependency graph for crop.c:

Data Structures
struct	vout_sys_t
Defines
#define	BEST_AUTOCROP   1
#define	RATIO_MAX   15000
#define	GEOMETRY_TEXT   N_("Crop geometry (pixels)")
#define	GEOMETRY_LONGTEXT   N_("Set the geometry of the zone to crop. This is set as <width> x <height> + <left offset> + <top offset>.")
#define	AUTOCROP_TEXT   N_("Automatic cropping")
#define	AUTOCROP_LONGTEXT   N_("Automatically detect black borders and crop them.")
#define	CROP_HELP   N_("Remove borders of the video and replace them by black borders")
#define	RATIOMAX_TEXT   N_("Ratio max (x 1000)")
#define	RATIOMAX_LONGTEXT   N_("Maximum image ratio. The crop plugin will never automatically crop to a higher ratio (ie, to a more \"flat\" image). The value is x1000: 1333 means 4/3.")
#define	RATIO_TEXT   N_("Manual ratio")
#define	RATIO_LONGTEXT   N_("Force a ratio (0 for automatic). Value is x1000: 1333 means 4/3.")
#define	TIME_TEXT   N_("Number of images for change")
#define	TIME_LONGTEXT   N_("The number of consecutive images with the same detected ratio (different from the previously detected ratio) to consider that ratio chnged and trigger recrop.")
#define	DIFF_TEXT   N_("Number of lines for change")
#define	DIFF_LONGTEXT   N_("The minimum difference in the number of detected black lines to consider that ratio changed and trigger recrop.")
#define	NBP_TEXT   N_("Number of non black pixels ")
#define	NBP_LONGTEXT
#define	SKIP_TEXT   N_("Skip percentage (%)")
#define	SKIP_LONGTEXT   N_("Percentage of the line to consider while checking for black lines. This allows to skip logos in black borders and crop them anyway.")
#define	LUM_TEXT   N_("Luminance threshold ")
#define	LUM_LONGTEXT   N_("Maximum luminance to consider a pixel as black (0-255).")
Functions
static int	Create (vlc_object_t *)
static void	Destroy (vlc_object_t *)
static int	Init (vout_thread_t *)
static void	End (vout_thread_t *)
static int	Manage (vout_thread_t *)
static void	Render (vout_thread_t *, picture_t *)
static void	UpdateStats (vout_thread_t *, picture_t *)
static int	MouseEvent (vlc_object_t *p_this, char const *psz_var, vlc_value_t oldval, vlc_value_t newval, void *p_data)
	Forward mouse event with proper conversion.
static int	FilterCallback (vlc_object_t *, char const *, vlc_value_t, vlc_value_t, void *)
int	vlc_entry__main (module_t *p_module)
const char *	vlc_entry_license__main (void)
static int	Control (vout_thread_t *p_vout, int i_query, va_list args)
static bool	NonBlackLine (uint8_t *p_in, int i_line, int i_pitch, int i_visible_pitch, int i_lines, int i_lumThreshold, int i_skipCountPercent, int i_nonBlackPixel, int i_chroma)

---

Define Documentation

#define AUTOCROP_LONGTEXT   N_("Automatically detect black borders and crop them.")

#define AUTOCROP_TEXT   N_("Automatic cropping")

#define BEST_AUTOCROP   1

#define CROP_HELP   N_("Remove borders of the video and replace them by black borders")

#define DIFF_LONGTEXT   N_("The minimum difference in the number of detected black lines to consider that ratio changed and trigger recrop.")

#define DIFF_TEXT   N_("Number of lines for change")

#define GEOMETRY_LONGTEXT   N_("Set the geometry of the zone to crop. This is set as <width> x <height> + <left offset> + <top offset>.")

#define GEOMETRY_TEXT   N_("Crop geometry (pixels)")

#define LUM_LONGTEXT   N_("Maximum luminance to consider a pixel as black (0-255).")

#define LUM_TEXT   N_("Luminance threshold ")

#define NBP_LONGTEXT

Value:

N_("The maximum of non-black pixels in a line to consider"\
                        " that the line is black.")

#define NBP_TEXT   N_("Number of non black pixels ")

#define RATIO_LONGTEXT   N_("Force a ratio (0 for automatic). Value is x1000: 1333 means 4/3.")

#define RATIO_MAX   15000

#define RATIO_TEXT   N_("Manual ratio")

#define RATIOMAX_LONGTEXT   N_("Maximum image ratio. The crop plugin will never automatically crop to a higher ratio (ie, to a more \"flat\" image). The value is x1000: 1333 means 4/3.")

#define RATIOMAX_TEXT   N_("Ratio max (x 1000)")

#define SKIP_LONGTEXT   N_("Percentage of the line to consider while checking for black lines. This allows to skip logos in black borders and crop them anyway.")

#define SKIP_TEXT   N_("Skip percentage (%)")

#define TIME_LONGTEXT   N_("The number of consecutive images with the same detected ratio (different from the previously detected ratio) to consider that ratio chnged and trigger recrop.")

#define TIME_TEXT   N_("Number of images for change")

---

Function Documentation

static int Control	(	vout_thread_t *	p_vout,
		int	i_query,
		va_list	args
	)			[static]

static int Create

(

vlc_object_t *

p_this

)

[static]

References Control(), End(), Init(), Manage(), Render(), VLC_ENOMEM, and VLC_SUCCESS.

static void Destroy

(

vlc_object_t *

p_this

)

[static]

static void End

(

vout_thread_t *

p_vout

)

[static]

References FilterCallback(), vout_sys_t::lock, MouseEvent(), p_sys, vout_sys_t::p_vout, var_DelCallback, vlc_mutex_destroy(), and vout_CloseAndRelease().

static int FilterCallback	(	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::psz_string, vlc_mutex_lock(), vlc_mutex_unlock(), VLC_SUCCESS, and VLC_UNUSED.

static int Init

(

vout_thread_t *

p_vout

)

[static]

References _, dialog_Fatal, FilterCallback(), 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_visible_height, video_format_t::i_visible_width, video_format_t::i_width, video_format_t::i_x_offset, video_format_t::i_y_offset, MouseEvent(), msg_Dbg, msg_Err, msg_Info, var_AddCallback, var_InheritBool, var_InheritInteger, var_InheritString, var_SetString, VLC_EGENERIC, vlc_mutex_init(), VLC_SUCCESS, VOUT_ASPECT_FACTOR, and VOUT_MAX_PICTURES.

static int Manage

(

vout_thread_t *

p_vout

)

[static]

References _, dialog_Fatal, 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_visible_height, video_format_t::i_visible_width, video_format_t::i_width, video_format_t::i_x_offset, video_format_t::i_y_offset, MouseEvent(), msg_Dbg, msg_Err, msg_Info, VLC_EGENERIC, vlc_mutex_lock(), vlc_mutex_unlock(), VLC_SUCCESS, VOUT_ASPECT_FACTOR, and vout_CloseAndRelease().

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

Forward mouse event with proper conversion.

References vlc_value_t::coords, var_SetChecked, VLC_UNUSED, VLC_VAR_COORDS, VLC_VAR_INTEGER, vlc_value_t::x, and vlc_value_t::y.

static bool NonBlackLine	(	uint8_t *	p_in,
		int	i_line,
		int	i_pitch,
		int	i_visible_pitch,
		int	i_lines,
		int	i_lumThreshold,
		int	i_skipCountPercent,
		int	i_nonBlackPixel,
		int	i_chroma
	)			[static]

References VLC_CODEC_I410, VLC_CODEC_I411, VLC_CODEC_I420, VLC_CODEC_I422, VLC_CODEC_I444, VLC_CODEC_RGB15, VLC_CODEC_RGB16, VLC_CODEC_RGB24, VLC_CODEC_RGB32, VLC_CODEC_RGB8, VLC_CODEC_UYVY, VLC_CODEC_YUVA, VLC_CODEC_YUYV, and VLC_CODEC_YV12.

Referenced by UpdateStats().

static void Render	(	vout_thread_t *	p_vout,
		picture_t *	p_pic
	)			[static]

References picture_t::date, plane_t::i_pitch, picture_t::i_planes, plane_t::i_visible_lines, plane_t::i_visible_pitch, msleep, picture_t::p, plane_t::p_pixels, UpdateStats(), vlc_memcpy(), vlc_mutex_lock(), vlc_mutex_unlock(), vlc_object_alive, and VOUT_OUTMEM_SLEEP.

static void UpdateStats	(	vout_thread_t *	p_vout,
		picture_t *	p_pic
	)			[static]

References i, i_height, plane_t::i_pitch, plane_t::i_visible_lines, plane_t::i_visible_pitch, NonBlackLine(), picture_t::p, plane_t::p_pixels, and VLC_CODEC_I420.

Referenced by Render().

int vlc_entry__main

(

module_t *

p_module

)

const char* vlc_entry_license__main

(

void

)