libvips

util

Functions

#define	VIPS_RAD()
#define	VIPS_DEG()
#define	VIPS_MAX()
#define	VIPS_MIN()
#define	VIPS_CLIP()
#define	VIPS_FCLIP()
#define	VIPS_NUMBER()
#define	VIPS_ABS()
#define	VIPS_ISNAN()
#define	VIPS_ISINF()
#define	VIPS_FLOOR()
#define	VIPS_CEIL()
#define	VIPS_RINT()
#define	VIPS_ROUND()
#define	VIPS_FABS()
#define	VIPS_FMAX()
#define	VIPS_FMIN()
#define	VIPS_ONCE()
#define	VIPS_ROUND_INT()
#define	VIPS_ROUND_UINT()
#define	VIPS_ROUND_DOWN()
#define	VIPS_ROUND_UP()
#define	VIPS_SWAP()
#define	VIPS_UNROLL()
#define	g_info()
#define	VIPS_CLIP_UCHAR()
#define	VIPS_CLIP_CHAR()
#define	VIPS_CLIP_USHORT()
#define	VIPS_CLIP_SHORT()
#define	VIPS_CLIP_UINT()
#define	VIPS_CLIP_NONE()
const char *	vips_enum_string ()
const char *	vips_enum_nick ()
int	vips_enum_from_nick ()
int	vips_flags_from_nick ()
gboolean	vips_slist_equal ()
void *	vips_slist_map2 ()
void *	vips_slist_map2_rev ()
void *	vips_slist_map4 ()
void *	vips_slist_fold2 ()
GSList *	vips_slist_filter ()
void	vips_slist_free_all ()
void *	vips_map_equal ()
void *	vips_hash_table_map ()
char *	vips_strncpy ()
char *	vips_strrstr ()
gboolean	vips_ispostfix ()
gboolean	vips_iscasepostfix ()
gboolean	vips_isprefix ()
char *	vips_break_token ()
void	vips__chomp ()
int	vips_vsnprintf ()
int	vips_snprintf ()
int	vips_filename_suffix_match ()
gint64	vips_file_length ()
int	vips__write ()
int	vips__open ()
int	vips__open_read ()
FILE *	vips__fopen ()
FILE *	vips__file_open_read ()
FILE *	vips__file_open_write ()
char *	vips__file_read ()
char *	vips__file_read_name ()
int	vips__file_write ()
guint64	vips__get_bytes ()
int	vips__fgetc ()
GValue *	vips__gvalue_ref_string_new ()
void	vips__gslist_gvalue_free ()
GSList *	vips__gslist_gvalue_copy ()
GSList *	vips__gslist_gvalue_merge ()
char *	vips__gslist_gvalue_get ()
int	vips__seek ()
int	vips__ftruncate ()
int	vips_existsf ()
int	vips_mkdirf ()
int	vips_rmdirf ()
int	vips_rename ()
FILE *	vips_popenf ()
const char *	vips__token_get ()
const char *	vips__token_must ()
const char *	vips__token_need ()
const char *	vips__token_segment ()
const char *	vips__token_segment_need ()
const char *	vips__find_rightmost_brackets ()
void	vips__filename_split8 ()
int	vips_ispoweroftwo ()
int	vips_amiMSBfirst ()
char *	vips__temp_name ()
void	vips__change_suffix ()
char *	vips_realpath ()
guint32	vips__random ()
guint32	vips__random_add ()
const char *	vips__icc_dir ()
const char *	vips__windows_prefix ()

Types and Values

#define	VIPS_PI
#define	VIPS_PATH_MAX
enum	VipsToken

Description

Functions

VIPS_RAD()

#define VIPS_RAD( R ) (((R) / 360.0) * 2.0 * VIPS_PI)

VIPS_DEG()

#define VIPS_DEG( A ) (((A) / (2.0 * VIPS_PI)) * 360.0)

VIPS_MAX()

#define VIPS_MAX( A, B ) ((A) > (B) ? (A) : (B))

VIPS_MIN()

#define VIPS_MIN( A, B ) ((A) < (B) ? (A) : (B))

VIPS_CLIP()

#define VIPS_CLIP( A, V, B ) VIPS_MAX( (A), VIPS_MIN( (B), (V) ) )

VIPS_FCLIP()

#define VIPS_FCLIP( A, V, B ) VIPS_FMAX( (A), VIPS_FMIN( (B), (V) ) )

VIPS_NUMBER()

#define VIPS_NUMBER( R ) ((int) (sizeof(R) / sizeof(R[0])))

VIPS_ABS()

#define VIPS_ABS( X ) (((X) >= 0) ? (X) : -(X))

VIPS_ISNAN()

#define VIPS_ISNAN( V ) __builtin_isnan( V )

VIPS_ISINF()

#define VIPS_ISINF( V ) __builtin_isinf( V )

VIPS_FLOOR()

#define VIPS_FLOOR( V ) __builtin_floor( V )

VIPS_CEIL()

#define VIPS_CEIL( V ) __builtin_ceil( V )

VIPS_RINT()

#define VIPS_RINT( V ) __builtin_rint( V )

VIPS_ROUND()

#define VIPS_ROUND( V ) __builtin_round( V )

VIPS_FABS()

#define VIPS_FABS( V ) __builtin_fabs( V )

VIPS_FMAX()

#define VIPS_FMAX( A, B ) __builtin_fmax( A, B )

VIPS_FMIN()

#define VIPS_FMIN( A, B ) __builtin_fmin( A, B )

VIPS_ONCE()

#define             VIPS_ONCE( ONCE, FUNC, CLIENT )

VIPS_ROUND_INT()

#define VIPS_ROUND_INT( R ) ((int) ((R) > 0 ? ((R) + 0.5) : ((R) - 0.5)))

VIPS_ROUND_UINT()

#define VIPS_ROUND_UINT( R ) ((int) ((R) + 0.5))

VIPS_ROUND_DOWN()

#define VIPS_ROUND_DOWN( N, P ) ((N) - ((N) % (P)))

VIPS_ROUND_UP()

#define VIPS_ROUND_UP( N, P ) (VIPS_ROUND_DOWN( (N) + (P) - 1, (P) ))

VIPS_SWAP()

#define             VIPS_SWAP( TYPE, A, B )

VIPS_UNROLL()

#define             VIPS_UNROLL( N, OPER )

g_info()

#define             g_info(...)

VIPS_CLIP_UCHAR()

#define             VIPS_CLIP_UCHAR( V, SEQ )

VIPS_CLIP_CHAR()

#define             VIPS_CLIP_CHAR( V, SEQ )

VIPS_CLIP_USHORT()

#define             VIPS_CLIP_USHORT( V, SEQ )

VIPS_CLIP_SHORT()

#define             VIPS_CLIP_SHORT( V, SEQ )

VIPS_CLIP_UINT()

#define             VIPS_CLIP_UINT( V, SEQ )

VIPS_CLIP_NONE()

#define VIPS_CLIP_NONE( V, SEQ ) {}

vips_enum_string ()

const char *
vips_enum_string (GType enm,
                  int value);

vips_enum_nick ()

const char *
vips_enum_nick (GType enm,
                int value);

vips_enum_from_nick ()

int
vips_enum_from_nick (const char *domain,
                     GType type,
                     const char *str);

vips_flags_from_nick ()

int
vips_flags_from_nick (const char *domain,
                      GType type,
                      const char *nick);

vips_slist_equal ()

gboolean
vips_slist_equal (GSList *l1,
                  GSList *l2);

vips_slist_map2 ()

void *
vips_slist_map2 (GSList *list,
                 VipsSListMap2Fn fn,
                 void *a,
                 void *b);

vips_slist_map2_rev ()

void *
vips_slist_map2_rev (GSList *list,
                     VipsSListMap2Fn fn,
                     void *a,
                     void *b);

vips_slist_map4 ()

void *
vips_slist_map4 (GSList *list,
                 VipsSListMap4Fn fn,
                 void *a,
                 void *b,
                 void *c,
                 void *d);

vips_slist_fold2 ()

void *
vips_slist_fold2 (GSList *list,
                  void *start,
                  VipsSListFold2Fn fn,
                  void *a,
                  void *b);

vips_slist_filter ()

GSList *
vips_slist_filter (GSList *list,
                   VipsSListMap2Fn fn,
                   void *a,
                   void *b);

vips_slist_free_all ()

void
vips_slist_free_all (GSList *list);

vips_map_equal ()

void *
vips_map_equal (void *a,
                void *b);

vips_hash_table_map ()

void *
vips_hash_table_map (GHashTable *hash,
                     VipsSListMap2Fn fn,
                     void *a,
                     void *b);

vips_strncpy ()

char *
vips_strncpy (char *dest,
              const char *src,
              int n);

vips_strrstr ()

char *
vips_strrstr (const char *haystack,
              const char *needle);

vips_ispostfix ()

gboolean
vips_ispostfix (const char *a,
                const char *b);

vips_iscasepostfix ()

gboolean
vips_iscasepostfix (const char *a,
                    const char *b);

vips_isprefix ()

gboolean
vips_isprefix (const char *a,
               const char *b);

vips_break_token ()

char *
vips_break_token (char *str,
                  const char *brk);

vips__chomp ()

void
vips__chomp (char *str);

vips_vsnprintf ()

int
vips_vsnprintf (char *str,
                size_t size,
                const char *format,
                va_list ap);

vips_snprintf ()

int
vips_snprintf (char *str,
               size_t size,
               const char *format,
               ...);

vips_filename_suffix_match ()

int
vips_filename_suffix_match (const char *path,
                            const char *suffixes[]);

vips_file_length ()

gint64
vips_file_length (int fd);

vips__write ()

int
vips__write (int fd,
             const void *buf,
             size_t count);

vips__open ()

int
vips__open (const char *filename,
            int flags,
            ...);

vips__open_read ()

int
vips__open_read (const char *filename);

vips__fopen ()

FILE *
vips__fopen (const char *filename,
             const char *mode);

vips__file_open_read ()

FILE *
vips__file_open_read (const char *filename,
                      const char *fallback_dir,
                      gboolean text_mode);

vips__file_open_write ()

FILE *
vips__file_open_write (const char *filename,
                       gboolean text_mode);

vips__file_read ()

char *
vips__file_read (FILE *fp,
                 const char *name,
                 size_t *length_out);

vips__file_read_name ()

char *
vips__file_read_name (const char *name,
                      const char *fallback_dir,
                      size_t *length_out);

vips__file_write ()

int
vips__file_write (void *data,
                  size_t size,
                  size_t nmemb,
                  FILE *stream);

vips__get_bytes ()

guint64
vips__get_bytes (const char *filename,
                 unsigned char buf[],
                 guint64 len);

vips__fgetc ()

int
vips__fgetc (FILE *fp);

vips__gvalue_ref_string_new ()

GValue *
vips__gvalue_ref_string_new (const char *text);

vips__gslist_gvalue_free ()

void
vips__gslist_gvalue_free (GSList *list);

vips__gslist_gvalue_copy ()

GSList *
vips__gslist_gvalue_copy (const GSList *list);

vips__gslist_gvalue_merge ()

GSList *
vips__gslist_gvalue_merge (GSList *a,
                           const GSList *b);

vips__gslist_gvalue_get ()

char *
vips__gslist_gvalue_get (const GSList *list);

vips__seek ()

int
vips__seek (int fd,
            gint64 pos);

vips__ftruncate ()

int
vips__ftruncate (int fd,
                 gint64 pos);

vips_existsf ()

int
vips_existsf (const char *name,
              ...);

vips_mkdirf ()

int
vips_mkdirf (const char *name,
             ...);

vips_rmdirf ()

int
vips_rmdirf (const char *name,
             ...);

vips_rename ()

int
vips_rename (const char *old_name,
             const char *new_name);

vips_popenf ()

FILE *
vips_popenf (const char *fmt,
             const char *mode,
             ...);

vips__token_get ()

const char *
vips__token_get (const char *buffer,
                 VipsToken *token,
                 char *string,
                 int size);

vips__token_must ()

const char *
vips__token_must (const char *buffer,
                  VipsToken *token,
                  char *string,
                  int size);

vips__token_need ()

const char *
vips__token_need (const char *buffer,
                  VipsToken need_token,
                  char *string,
                  int size);

vips__token_segment ()

const char *
vips__token_segment (const char *p,
                     VipsToken *token,
                     char *string,
                     int size);

vips__token_segment_need ()

const char *
vips__token_segment_need (const char *p,
                          VipsToken need_token,
                          char *string,
                          int size);

vips__find_rightmost_brackets ()

const char *
vips__find_rightmost_brackets (const char *p);

vips__filename_split8 ()

void
vips__filename_split8 (const char *name,
                       char *filename,
                       char *option_string);

vips_ispoweroftwo ()

int
vips_ispoweroftwo (int p);

vips_amiMSBfirst ()

int
vips_amiMSBfirst (void);

vips__temp_name ()

char *
vips__temp_name (const char *format);

vips__change_suffix ()

void
vips__change_suffix (const char *name,
                     char *out,
                     int mx,
                     const char *new_suff,
                     const char **olds,
                     int nolds);

vips_realpath ()

char *
vips_realpath (const char *path);

vips__random ()

guint32
vips__random (guint32 seed);

vips__random_add ()

guint32
vips__random_add (guint32 seed,
                  int value);

vips__icc_dir ()

const char *
vips__icc_dir (void);

vips__windows_prefix ()

const char *
vips__windows_prefix (void);

Types and Values

VIPS_PI

#define VIPS_PI (3.14159265358979323846)

VIPS_PATH_MAX

#define VIPS_PATH_MAX (4096)

enum VipsToken

Tokens returned by the vips lexical analyzer, see vips__token_get(). This is used to parse option strings for arguments.

Left and right brackets can be any of (, {, [, <.

Strings may be in double quotes, and may contain escaped quote characters, for example string, "string" and "str\"ing".

Members

VIPS_TOKEN_LEFT	left bracket
VIPS_TOKEN_RIGHT	right bracket
VIPS_TOKEN_STRING	string constant
VIPS_TOKEN_EQUALS	equals sign
VIPS_TOKEN_COMMA	comma

libvips

A fast image processing library with low memory needs.

util

Functions

Types and Values

Description

Functions

VIPS_RAD()

VIPS_DEG()

VIPS_MAX()

VIPS_MIN()

VIPS_CLIP()

VIPS_FCLIP()

VIPS_NUMBER()

VIPS_ABS()

VIPS_ISNAN()

VIPS_ISINF()

VIPS_FLOOR()

VIPS_CEIL()

VIPS_RINT()

VIPS_ROUND()

VIPS_FABS()

VIPS_FMAX()

VIPS_FMIN()

VIPS_ONCE()

VIPS_ROUND_INT()

VIPS_ROUND_UINT()

VIPS_ROUND_DOWN()

VIPS_ROUND_UP()

VIPS_SWAP()

VIPS_UNROLL()

g_info()

VIPS_CLIP_UCHAR()

VIPS_CLIP_CHAR()

VIPS_CLIP_USHORT()

VIPS_CLIP_SHORT()

VIPS_CLIP_UINT()

VIPS_CLIP_NONE()

vips_enum_string ()

vips_enum_nick ()

vips_enum_from_nick ()

vips_flags_from_nick ()

vips_slist_equal ()

vips_slist_map2 ()

vips_slist_map2_rev ()

vips_slist_map4 ()

vips_slist_fold2 ()

vips_slist_filter ()

vips_slist_free_all ()

vips_map_equal ()

vips_hash_table_map ()

vips_strncpy ()

vips_strrstr ()

vips_ispostfix ()

vips_iscasepostfix ()

vips_isprefix ()

vips_break_token ()

vips__chomp ()

vips_vsnprintf ()

vips_snprintf ()

vips_filename_suffix_match ()

vips_file_length ()

vips__write ()

vips__open ()

vips__open_read ()

vips__fopen ()

vips__file_open_read ()

vips__file_open_write ()

vips__file_read ()

vips__file_read_name ()

vips__file_write ()

vips__get_bytes ()

vips__fgetc ()

vips__gvalue_ref_string_new ()

vips__gslist_gvalue_free ()

vips__gslist_gvalue_copy ()

vips__gslist_gvalue_merge ()

vips__gslist_gvalue_get ()

vips__seek ()

vips__ftruncate ()