393 lines
12 KiB
C
393 lines
12 KiB
C
/* Declarations only used internally to vips. See private.h for declarations
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* which are not public, but which have to be publically visible.
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*
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* 11/9/06
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* - cut from proto.h
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*/
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/*
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This file is part of VIPS.
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VIPS is free software; you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
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02110-1301 USA
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*/
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/*
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These files are distributed with VIPS - http://www.vips.ecs.soton.ac.uk
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*/
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#ifndef VIPS_INTERNAL_H
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#define VIPS_INTERNAL_H
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#ifdef __cplusplus
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extern "C" {
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#endif /*__cplusplus*/
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/* Try to make an O_BINARY and O_NOINHERIT ... sometimes need the leading '_'.
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*/
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#if defined(G_PLATFORM_WIN32) || defined(G_WITH_CYGWIN)
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# ifndef O_BINARY
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# ifdef _O_BINARY
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# define O_BINARY _O_BINARY
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# endif /*_O_BINARY*/
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# endif /*!O_BINARY*/
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# ifndef O_NOINHERIT
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# ifdef _O_NOINHERIT
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# define O_NOINHERIT _O_NOINHERIT
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# endif /*_O_NOINHERIT*/
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# endif /*!O_NOINHERIT*/
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#endif /*defined(G_PLATFORM_WIN32) || defined(G_WITH_CYGWIN)*/
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/* If we have O_BINARY, add it to a mode flags set.
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*/
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#ifdef O_BINARY
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# define BINARYIZE(M) ((M) | O_BINARY)
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#else /*!O_BINARY*/
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# define BINARYIZE(M) (M)
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#endif /*O_BINARY*/
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/* If we have O_CLOEXEC or O_NOINHERIT, add it to a mode flags set.
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*/
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#ifdef O_CLOEXEC
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# define CLOEXEC(M) ((M) | O_CLOEXEC)
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#elif defined(O_NOINHERIT)
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# define CLOEXEC(M) ((M) | O_NOINHERIT)
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#else /*!O_CLOEXEC && !O_NOINHERIT*/
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# define CLOEXEC(M) (M)
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#endif /*O_CLOEXEC*/
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/* << on an int is undefined in C if the int is negative. Imagine a machine
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* that uses 1s complement, for example.
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*
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* Fuzzers find and warn about this, so we must use this macro instead. Cast
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* to uint, shift, and cast back.
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*/
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#define VIPS_LSHIFT_INT( I, N ) ((int) ((unsigned int) (I) << (N)))
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/* What we store in the Meta hash table. We can't just use GHashTable's
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* key/value pairs, since we need to iterate over meta in Meta_traverse order.
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*
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* We don't refcount at this level ... large meta values are refcounted by
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* their GValue implementation, see eg. MetaArea.
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*/
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typedef struct _VipsMeta {
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VipsImage *im;
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char *name; /* strdup() of field name */
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GValue value; /* copy of value */
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} VipsMeta;
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/* TODO(kleisauke): VIPS_API is required by the magick module.
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*/
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VIPS_API
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int vips__exif_parse( VipsImage *image );
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/* TODO(kleisauke): VIPS_API is required by the heif module.
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*/
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VIPS_API
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int vips__exif_update( VipsImage *image );
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void vips_check_init( void );
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void vips__meta_init_types( void );
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void vips__meta_destroy( VipsImage *im );
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int vips__meta_cp( VipsImage *, const VipsImage * );
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/* Default tile geometry.
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*/
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extern int vips__tile_width;
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extern int vips__tile_height;
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extern int vips__fatstrip_height;
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extern int vips__thinstrip_height;
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/* Default n threads.
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*/
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extern int vips__concurrency;
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/* abort() on any error.
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*/
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extern int vips__fatal;
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/* Enable leak check.
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*/
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extern int vips__leak;
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/* Give progress feedback.
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*/
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extern int vips__progress;
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/* Show info messages. Handy for debugging.
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*/
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extern int vips__info;
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/* A string giving the image size (in bytes of uncompressed image) above which
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* we decompress to disc on open.
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*/
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extern char *vips__disc_threshold;
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extern gboolean vips__cache_dump;
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extern gboolean vips__cache_trace;
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void vips__thread_init( void );
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void vips__threadpool_init( void );
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void vips__threadpool_shutdown( void );
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int vips__thread_execute( const char *name, GFunc func, gpointer data );
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VIPS_API void vips__worker_lock( GMutex *mutex );
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void vips__cache_init( void );
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int vips__print_renders( void );
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int vips__type_leak( void );
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int vips__object_leak( void );
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/* iofuncs
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*/
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int vips__open_image_read( const char *filename );
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int vips__open_image_write( const char *filename, gboolean temp );
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/* im_image_open_input() needs to have this visible.
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*/
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#if VIPS_ENABLE_DEPRECATED
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VIPS_API
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#endif
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int vips_image_open_input( VipsImage *image );
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/* im_image_open_output() needs to have this visible.
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*/
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#if VIPS_ENABLE_DEPRECATED
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VIPS_API
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#endif
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int vips_image_open_output( VipsImage *image );
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void vips__link_break_all( VipsImage *im );
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void *vips__link_map( VipsImage *image, gboolean upstream,
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VipsSListMap2Fn fn, void *a, void *b );
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gboolean vips__mmap_supported( int fd );
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void *vips__mmap( int fd, int writeable, size_t length, gint64 offset );
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int vips__munmap( const void *start, size_t length );
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/* im_mapfile() needs to have this visible.
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*/
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#if VIPS_ENABLE_DEPRECATED
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VIPS_API
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#endif
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int vips_mapfile( VipsImage *image );
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/* im_mapfilerw() needs to have this visible.
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*/
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#if VIPS_ENABLE_DEPRECATED
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VIPS_API
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#endif
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int vips_mapfilerw( VipsImage *image );
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/* im_remapfilerw() needs to have this visible.
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*/
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#if VIPS_ENABLE_DEPRECATED
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VIPS_API
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#endif
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int vips_remapfilerw( VipsImage *image );
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void vips__buffer_init( void );
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void vips__buffer_shutdown( void );
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void vips__copy_4byte( int swap, unsigned char *to, unsigned char *from );
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void vips__copy_2byte( gboolean swap, unsigned char *to, unsigned char *from );
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guint32 vips__file_magic( const char *filename );
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/* TODO(kleisauke): VIPS_API is required by vipsheader.
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*/
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VIPS_API
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int vips__has_extension_block( VipsImage *im );
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/* TODO(kleisauke): VIPS_API is required by vipsheader.
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*/
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VIPS_API
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void *vips__read_extension_block( VipsImage *im, int *size );
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/* TODO(kleisauke): VIPS_API is required by vipsedit.
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*/
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VIPS_API
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int vips__write_extension_block( VipsImage *im, void *buf, int size );
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int vips__writehist( VipsImage *image );
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/* TODO(kleisauke): VIPS_API is required by vipsedit.
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*/
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VIPS_API
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int vips__read_header_bytes( VipsImage *im, unsigned char *from );
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/* TODO(kleisauke): VIPS_API is required by vipsedit.
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*/
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VIPS_API
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int vips__write_header_bytes( VipsImage *im, unsigned char *to );
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int vips__image_meta_copy( VipsImage *dst, const VipsImage *src );
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extern GMutex *vips__global_lock;
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int vips_image_written( VipsImage *image );
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void vips_image_preeval( VipsImage *image );
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void vips_image_eval( VipsImage *image, guint64 processed );
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void vips_image_posteval( VipsImage *image );
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/* im_openout() needs to have this visible.
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*/
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#if VIPS_ENABLE_DEPRECATED
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VIPS_API
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#endif
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VipsImage *vips_image_new_mode( const char *filename, const char *mode );
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int vips__formatalike_vec( VipsImage **in, VipsImage **out, int n );
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int vips__sizealike_vec( VipsImage **in, VipsImage **out, int n );
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int vips__bandup( const char *domain, VipsImage *in, VipsImage **out, int n );
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int vips__bandalike_vec( const char *domain,
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VipsImage **in, VipsImage **out, int n, int base_bands );
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int vips__formatalike( VipsImage *in1, VipsImage *in2,
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VipsImage **out1, VipsImage **out2 );
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int vips__sizealike( VipsImage *in1, VipsImage *in2,
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VipsImage **out1, VipsImage **out2 );
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int vips__bandalike( const char *domain,
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VipsImage *in1, VipsImage *in2, VipsImage **out1, VipsImage **out2 );
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/* draw
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*/
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VipsPel *vips__vector_to_pels( const char *domain,
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int bands, VipsBandFormat format, VipsCoding coding,
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double *real, double *imag, int n );
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/* TODO(kleisauke): VIPS_API is required by the poppler module.
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*/
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VIPS_API
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VipsPel *vips__vector_to_ink( const char *domain,
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VipsImage *im, double *real, double *imag, int n );
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int vips__draw_flood_direct( VipsImage *image, VipsImage *test,
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int serial, int x, int y );
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int vips__draw_mask_direct( VipsImage *image, VipsImage *mask,
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VipsPel *ink, int x, int y );
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typedef void (*VipsDrawPoint)( VipsImage *image,
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int x, int y, void *client );
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typedef void (*VipsDrawScanline)( VipsImage *image,
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int y, int x1, int x2, int quadrant, void *client );
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void vips__draw_line_direct( VipsImage *image, int x1, int y1, int x2, int y2,
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VipsDrawPoint draw_point, void *client );
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void vips__draw_circle_direct( VipsImage *image, int cx, int cy, int r,
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VipsDrawScanline draw_scanline, void *client );
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int vips__insert_just_one( VipsRegion *out, VipsRegion *in, int x, int y );
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int vips__insert_paste_region( VipsRegion *out, VipsRegion *in, VipsRect *pos );
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/* Register base vips interpolators, called during startup.
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*/
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void vips__interpolate_init( void );
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/* Start up various packages.
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*/
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void vips_arithmetic_operation_init( void );
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void vips_conversion_operation_init( void );
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void vips_resample_operation_init( void );
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void vips_foreign_operation_init( void );
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void vips_colour_operation_init( void );
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void vips_histogram_operation_init( void );
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void vips_freqfilt_operation_init( void );
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void vips_create_operation_init( void );
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void vips_morphology_operation_init( void );
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void vips_convolution_operation_init( void );
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void vips_draw_operation_init( void );
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void vips_mosaicing_operation_init( void );
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void vips_cimg_operation_init( void );
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guint64 vips__parse_size( const char *size_string );
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/* TODO(kleisauke): VIPS_API is required by vipsthumbnail.
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*/
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VIPS_API
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int vips__substitute( char *buf, size_t len, char *sub );
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int vips_check_coding_labq( const char *domain, VipsImage *im );
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int vips_check_coding_rad( const char *domain, VipsImage *im );
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int vips_check_bands_3ormore( const char *domain, VipsImage *im );
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int vips__byteswap_bool( VipsImage *in, VipsImage **out, gboolean swap );
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char *vips__xml_properties( VipsImage *image );
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/* TODO(kleisauke): VIPS_API is required by the poppler module.
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*/
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VIPS_API
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void vips__premultiplied_bgra2rgba( guint32 * restrict p, int n );
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VIPS_API
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void vips__rgba2bgra_premultiplied( guint32 * restrict p, int n );
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void vips__bgra2rgba( guint32 * restrict p, int n );
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void vips__Lab2LabQ_vec( VipsPel *out, float *in, int width );
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void vips__LabQ2Lab_vec( float *out, VipsPel *in, int width );
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#ifdef DEBUG_LEAK
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extern GQuark vips__image_pixels_quark;
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#endif /*DEBUG_LEAK*/
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/* With DEBUG_LEAK, hang one of these off each image and count pixels
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* calculated.
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*/
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typedef struct _VipsImagePixels {
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const char *nickname;
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gint64 tpels; /* Number of pels we expect to calculate */
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gint64 npels; /* Number of pels calculated so far */
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} VipsImagePixels;
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int vips__foreign_convert_saveable( VipsImage *in, VipsImage **ready,
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VipsSaveable saveable, VipsBandFormat *format, VipsCoding *coding,
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VipsArrayDouble *background );
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int vips_foreign_load( const char *filename, VipsImage **out, ... )
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G_GNUC_NULL_TERMINATED;
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int vips_foreign_save( VipsImage *in, const char *filename, ... )
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G_GNUC_NULL_TERMINATED;
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int vips__image_intize( VipsImage *in, VipsImage **out );
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void vips__reorder_init( void );
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int vips__reorder_set_input( VipsImage *image, VipsImage **in );
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void vips__reorder_clear( VipsImage *image );
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/* Window manager API.
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*/
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VipsWindow *vips_window_take( VipsWindow *window,
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VipsImage *im, int top, int height );
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int vips__profile_set( VipsImage *image, const char *name );
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int vips__lrmosaic( VipsImage *ref, VipsImage *sec, VipsImage *out,
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int bandno,
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int xref, int yref, int xsec, int ysec,
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int hwindowsize, int hsearchsize,
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int mwidth );
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int vips__tbmosaic( VipsImage *ref, VipsImage *sec, VipsImage *out,
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int bandno,
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int xref, int yref, int xsec, int ysec,
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int hwindowsize, int hsearchsize,
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int mwidth );
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int vips__correl( VipsImage *ref, VipsImage *sec,
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int xref, int yref, int xsec, int ysec,
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int hwindowsize, int hsearchsize,
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double *correlation, int *x, int *y );
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#ifdef __cplusplus
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}
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#endif /*__cplusplus*/
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#endif /*VIPS_INTERNAL_H*/
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