src/utils.c File Reference

#include <unistd.h>
#include <stdlib.h>
#include <string.h>
#include <stdio.h>
#include <fcntl.h>
#include <dirent.h>
#include <errno.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <sys/statvfs.h>
#include <sys/file.h>
#include "main.h"
#include "support.h"
#include "audio.h"
#include "resample.h"

Defines
#define	ASPECT_ALLOWANCE   0.005
#define	rand_a   1073741789L
#define	rand_c   32749L
Functions
void	lives_free (gpointer ptr)
void	lives_free_with_check (gpointer ptr)
LIVES_INLINE gint	myround (gdouble n)
LIVES_INLINE void	clear_mainw_msg (void)
LIVES_INLINE int	lives_10pow (int pow)
LIVES_INLINE int	get_approx_ln (guint x)
LIVES_INLINE gchar *	g_strappend (gchar *string, gint len, const gchar *new)
LIVES_INLINE GList *	g_list_append_unique (GList *xlist, const gchar *add)
LIVES_INLINE float	LEFloat_to_BEFloat (float f)
LIVES_INLINE gdouble	calc_time_from_frame (gint clip, gint frame)
LIVES_INLINE gint	calc_frame_from_time (gint filenum, gdouble time)
	nearest frame start
LIVES_INLINE gint	calc_frame_from_time2 (gint filenum, gdouble time)
	nearest frame end
LIVES_INLINE gint	calc_frame_from_time3 (gint filenum, gdouble time)
	nearest frame mid
gint	calc_new_playback_position (gint fileno, gint64 otc, gint64 *ntc)
void	calc_maxspect (gint rwidth, gint rheight, gint *cwidth, gint *cheight)
void	init_clipboard (void)
void	d_print (const gchar *text)
gboolean	add_lmap_error (lives_lmap_error_t lerror, const gchar *name, gpointer user_data, gint clipno, gint frameno, gdouble atime, gboolean affects_current)
void	clear_lmap_errors (void)
gboolean	check_for_lock_file (const gchar *set_name, gint type)
gboolean	is_legal_set_name (const gchar *set_name, gboolean allow_dupes)
gboolean	check_frame_count (gint idx)
void	get_frame_count (gint idx)
void	get_next_free_file (void)
void	get_dirname (gchar *filename)
void	get_basename (gchar *filename)
void	get_filename (gchar *filename, gboolean strip_dir)
gchar *	get_extension (const gchar *filename)
gchar *	ensure_extension (const gchar *fname, const gchar *ext)
gboolean	ensure_isdir (gchar *fname)
void	get_location (const gchar *exe, gchar *val, gint maxlen)
gchar *	repl_tmpdir (const gchar *entry, gboolean fwd)
void	remove_layout_files (GList *map)
void	get_play_times (void)
void	draw_little_bars (gdouble ptrtime)
void	get_total_time (file *file)
void	find_when_to_stop (void)
void	minimise_aspect_delta (gdouble aspect, gint hblock, gint vblock, gint hsize, gint vsize, gint *width, gint *height)
void	zero_spinbuttons (void)
void	hide_cursor (GdkWindow *window)
void	unhide_cursor (GdkWindow *window)
LIVES_INLINE void	toggle_button_toggle (GtkToggleButton *tbutton)
gboolean	switch_aud_to_jack (void)
gboolean	switch_aud_to_pulse (void)
void	switch_aud_to_sox (void)
void	switch_aud_to_mplayer (void)
void	prepare_to_play_foreign (void)
gboolean	after_foreign_play (void)
void	set_menu_text (GtkWidget *menuitem, const gchar *text, gboolean use_mnemonic)
void	get_menu_text (GtkWidget *menuitem, gchar *text)
void	get_menu_text_long (GtkWidget *menuitem, gchar *text)
LIVES_INLINE gboolean	int_array_contains_value (int *array, int num_elems, int value)
void	reset_clip_menu (void)
gboolean	check_file (const gchar *file_name, gboolean check_existing)
	check if file exists
gboolean	check_dir_access (const gchar *dir)
gboolean	check_dev_busy (gchar *devstr)
void	activate_url_inner (const gchar *link)
void	activate_url (GtkAboutDialog *about, const gchar *link, gpointer data)
void	show_manual_section (const gchar *lang, const gchar *section)
gulong	get_file_size (int fd)
gulong	sget_file_size (const gchar *name)
void	reget_afilesize (int fileno)
void	colour_equal (GdkColor *c1, const GdkColor *c2)
gboolean	create_event_space (gint length)
gint	lives_list_index (GList *list, const gchar *data)
void	add_to_recent (const gchar *filename, gdouble start, gint frames, const gchar *extra_params)
void	lives_set_cursor_style (lives_cursor_t cstyle, GdkWindow *window)
gint	verhash (gchar *version)
void	set_undoable (const gchar *what, gboolean sensitive)
void	set_redoable (const gchar *what, gboolean sensitive)
void	set_sel_label (GtkWidget *sel_label)
LIVES_INLINE void	g_list_free_strings (GList *slist)
void	cache_file_contents (const gchar *filename)
gchar *	get_val_from_cached_list (const gchar *key, size_t maxlen)
gboolean	get_clip_value (int which, lives_clip_details_t what, void *retval, size_t maxlen)
void	save_clip_value (int which, lives_clip_details_t what, void *val)
GList *	get_set_list (const gchar *dir)
gboolean	check_for_ratio_fps (gdouble fps)
gdouble	get_ratio_fps (const gchar *string)
gchar *	remove_trailing_zeroes (gdouble val)
guint	get_signed_endian (gboolean is_signed, gboolean little_endian)
gint	get_token_count (const gchar *string, int delim)
gchar *	subst (const gchar *string, const gchar *from, const gchar *to)
void	combo_set_popdown_strings (GtkCombo *combo, GList *list)
void	get_border_size (GtkWidget *win, gint *bx, gint *by)
gint	hextodec (const gchar *string)
gint	get_hex_digit (const gchar *c)
LIVES_INLINE guint32	fastrand (void)
void	fastsrand (guint32 seed)
GdkPixmap *	gdk_pixmap_copy (GdkPixmap *pixmap)
void	set_fg_colour (gint red, gint green, gint blue)
gboolean	label_act_toggle (GtkWidget *widget, GdkEventButton *event, GtkToggleButton *togglebutton)
gboolean	widget_act_toggle (GtkWidget *widget, GtkToggleButton *togglebutton)
void	gtk_tooltips_copy (GtkWidget *dest, GtkWidget *source)
gchar *	text_view_get_text (GtkTextView *textview)
void	text_view_set_text (GtkTextView *textview, const gchar *text)
gint	get_box_child_index (GtkBox *box, GtkWidget *tchild)
void	adjustment_configure (GtkAdjustment *adjustment, gdouble value, gdouble lower, gdouble upper, gdouble step_increment, gdouble page_increment, gdouble page_size)
gulong	get_fs_free (const gchar *dir)
LIVES_INLINE gint	get_interp_value (gshort quality)
LIVES_INLINE GList *	g_list_move_to_first (GList *list, GList *item)
Variables
static gboolean	osepwin
static gboolean	ofs
static gboolean	ofaded
static gboolean	odouble

---

Define Documentation

#define ASPECT_ALLOWANCE   0.005

#define rand_a   1073741789L

#define rand_c   32749L

---

Function Documentation

void activate_url	(	GtkAboutDialog *	about,
		const gchar *	link,
		gpointer	data
	)

void activate_url_inner

(

const gchar *

link

)

gboolean add_lmap_error	(	lives_lmap_error_t	lerror,
		const gchar *	name,
		gpointer	user_data,
		gint	clipno,
		gint	frameno,
		gdouble	atime,
		gboolean	affects_current
	)

void add_to_recent	(	const gchar *	filename,
		gdouble	start,
		gint	frames,
		const gchar *	extra_params
	)

void adjustment_configure	(	GtkAdjustment *	adjustment,
		gdouble	value,
		gdouble	lower,
		gdouble	upper,
		gdouble	step_increment,
		gdouble	page_increment,
		gdouble	page_size
	)

gboolean after_foreign_play

(

void

)

void cache_file_contents

(

const gchar *

filename

)

LIVES_INLINE gint calc_frame_from_time	(	gint	filenum,
		gdouble	time
	)

nearest frame start

LIVES_INLINE gint calc_frame_from_time2	(	gint	filenum,
		gdouble	time
	)

nearest frame end

LIVES_INLINE gint calc_frame_from_time3	(	gint	filenum,
		gdouble	time
	)

nearest frame mid

void calc_maxspect	(	gint	rwidth,
		gint	rheight,
		gint *	cwidth,
		gint *	cheight
	)

gint calc_new_playback_position	(	gint	fileno,
		gint64	otc,
		gint64 *	ntc
	)

LIVES_INLINE gdouble calc_time_from_frame	(	gint	clip,
		gint	frame
	)

gboolean check_dev_busy

(

gchar *

devstr

)

gboolean check_dir_access

(

const gchar *

dir

)

gboolean check_file	(	const gchar *	file_name,
		gboolean	check_existing
	)

check if file exists

gboolean check_for_lock_file	(	const gchar *	set_name,
		gint	type
	)

gboolean check_for_ratio_fps

(

gdouble

fps

)

gboolean check_frame_count

(

gint

idx

)

void clear_lmap_errors

(

void

)

LIVES_INLINE void clear_mainw_msg

(

void

)

void colour_equal	(	GdkColor *	c1,
		const GdkColor *	c2
	)

void combo_set_popdown_strings	(	GtkCombo *	combo,
		GList *	list
	)

gboolean create_event_space

(

gint

length

)

void d_print

(

const gchar *

text

)

void draw_little_bars

(

gdouble

ptrtime

)

gchar* ensure_extension	(	const gchar *	fname,
		const gchar *	ext
	)

gboolean ensure_isdir

(

gchar *

fname

)

LIVES_INLINE guint32 fastrand

(

void

)

void fastsrand

(

guint32

seed

)

void find_when_to_stop

(

void

)

LIVES_INLINE GList* g_list_append_unique	(	GList *	xlist,
		const gchar *	add
	)

LIVES_INLINE void g_list_free_strings

(

GList *

slist

)

LIVES_INLINE GList* g_list_move_to_first	(	GList *	list,
		GList *	item
	)

LIVES_INLINE gchar* g_strappend	(	gchar *	string,
		gint	len,
		const gchar *	new
	)

GdkPixmap* gdk_pixmap_copy

(

GdkPixmap *

pixmap

)

LIVES_INLINE int get_approx_ln

(

guint

x

)

void get_basename

(

gchar *

filename

)

void get_border_size	(	GtkWidget *	win,
		gint *	bx,
		gint *	by
	)

gint get_box_child_index	(	GtkBox *	box,
		GtkWidget *	tchild
	)

gboolean get_clip_value	(	int	which,
		lives_clip_details_t	what,
		void *	retval,
		size_t	maxlen
	)

void get_dirname

(

gchar *

filename

)

gchar* get_extension

(

const gchar *

filename

)

gulong get_file_size

(

int

fd

)

void get_filename	(	gchar *	filename,
		gboolean	strip_dir
	)

void get_frame_count

(

gint

idx

)

gulong get_fs_free

(

const gchar *

dir

)

gint get_hex_digit

(

const gchar *

c

)

LIVES_INLINE gint get_interp_value

(

gshort

quality

)

void get_location	(	const gchar *	exe,
		gchar *	val,
		gint	maxlen
	)

void get_menu_text	(	GtkWidget *	menuitem,
		gchar *	text
	)

void get_menu_text_long	(	GtkWidget *	menuitem,
		gchar *	text
	)

void get_next_free_file

(

void

)

void get_play_times

(

void

)

gdouble get_ratio_fps

(

const gchar *

string

)

GList* get_set_list

(

const gchar *

dir

)

guint get_signed_endian	(	gboolean	is_signed,
		gboolean	little_endian
	)

gint get_token_count	(	const gchar *	string,
		int	delim
	)

void get_total_time

(

file *

file

)

gchar* get_val_from_cached_list	(	const gchar *	key,
		size_t	maxlen
	)

void gtk_tooltips_copy	(	GtkWidget *	dest,
		GtkWidget *	source
	)

gint hextodec

(

const gchar *

string

)

void hide_cursor

(

GdkWindow *

window

)

void init_clipboard

(

void

)

LIVES_INLINE gboolean int_array_contains_value	(	int *	array,
		int	num_elems,
		int	value
	)

gboolean is_legal_set_name	(	const gchar *	set_name,
		gboolean	allow_dupes
	)

gboolean label_act_toggle	(	GtkWidget *	widget,
		GdkEventButton *	event,
		GtkToggleButton *	togglebutton
	)

LIVES_INLINE float LEFloat_to_BEFloat

(

float

f

)

LIVES_INLINE int lives_10pow

(

int

pow

)

void lives_free

(

gpointer

ptr

)

void lives_free_with_check

(

gpointer

ptr

)

gint lives_list_index	(	GList *	list,
		const gchar *	data
	)

void lives_set_cursor_style	(	lives_cursor_t	cstyle,
		GdkWindow *	window
	)

void minimise_aspect_delta	(	gdouble	aspect,
		gint	hblock,
		gint	vblock,
		gint	hsize,
		gint	vsize,
		gint *	width,
		gint *	height
	)

LIVES_INLINE gint myround

(

gdouble

n

)

void prepare_to_play_foreign

(

void

)

void reget_afilesize

(

int

fileno

)

void remove_layout_files

(

GList *

map

)

gchar* remove_trailing_zeroes

(

gdouble

val

)

gchar* repl_tmpdir	(	const gchar *	entry,
		gboolean	fwd
	)

void reset_clip_menu

(

void

)

void save_clip_value	(	int	which,
		lives_clip_details_t	what,
		void *	val
	)

void set_fg_colour	(	gint	red,
		gint	green,
		gint	blue
	)

void set_menu_text	(	GtkWidget *	menuitem,
		const gchar *	text,
		gboolean	use_mnemonic
	)

void set_redoable	(	const gchar *	what,
		gboolean	sensitive
	)

void set_sel_label

(

GtkWidget *

sel_label

)

void set_undoable	(	const gchar *	what,
		gboolean	sensitive
	)

gulong sget_file_size

(

const gchar *

name

)

void show_manual_section	(	const gchar *	lang,
		const gchar *	section
	)

gchar* subst	(	const gchar *	string,
		const gchar *	from,
		const gchar *	to
	)

gboolean switch_aud_to_jack

(

void

)

void switch_aud_to_mplayer

(

void

)

gboolean switch_aud_to_pulse

(

void

)

void switch_aud_to_sox

(

void

)

gchar* text_view_get_text

(

GtkTextView *

textview

)

void text_view_set_text	(	GtkTextView *	textview,
		const gchar *	text
	)

LIVES_INLINE void toggle_button_toggle

(

GtkToggleButton *

tbutton

)

void unhide_cursor

(

GdkWindow *

window

)

gint verhash

(

gchar *

version

)

gboolean widget_act_toggle	(	GtkWidget *	widget,
		GtkToggleButton *	togglebutton
	)

void zero_spinbuttons

(

void

)

---

Variable Documentation

gboolean odouble

gboolean ofaded

gboolean ofs

gboolean osepwin