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add @container option to dzsave

This commit is contained in:
John Cupitt 2014-04-25 10:26:23 +01:00
parent 89db89b9ba
commit 3dc708d2b6
6 changed files with 165 additions and 54 deletions
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1
ChangeLog
View File

@ -27,6 +27,7 @@
- added vips_tiffload_buffer()
- added vips_foreign_load_buffer(), vips_foreign_save_buffer()
- added vips_object_set_from_string()
- added @container option to dzsave
6/3/14 started 7.38.6
- grey ramp minimum was wrong

5
TODO
View File

@ -1,3 +1,8 @@
- try
vips vips
heh fix
- use vips_object_set_from_string() for vips_foreign_load_options() and
friends

180
libvips/foreign/dzsave.c
View File

@ -172,6 +172,10 @@ typedef struct _VipsGsfDirectory {
*/
GsfOutput *out;
/* If we need to turn off compression for this container.
*/
gboolean no_compression;
} VipsGsfDirectory;
/* Close all dirs, non-NULL on error.
@ -214,7 +218,7 @@ vips_gsf_tree_free( VipsGsfDirectory *tree )
/* Make a new tree root.
*/
static VipsGsfDirectory *
vips_gsf_tree_new( GsfOutput *out )
vips_gsf_tree_new( GsfOutput *out, gboolean no_compression )
{
VipsGsfDirectory *tree = g_new( VipsGsfDirectory, 1 );
@ -222,6 +226,7 @@ vips_gsf_tree_new( GsfOutput *out )
tree->name = NULL;
tree->children = NULL;
tree->out = out;
tree->no_compression = no_compression;
return( tree );
}
@ -257,10 +262,19 @@ vips_gsf_dir_new( VipsGsfDirectory *parent, const char *name )
dir->parent = parent;
dir->name = g_strdup( name );
dir->children = NULL;
dir->out = gsf_outfile_new_child_full( (GsfOutfile *) parent->out,
name, TRUE,
"compression-level", 0,
NULL );
dir->no_compression = parent->no_compression;
if( dir->no_compression )
dir->out = gsf_outfile_new_child_full(
(GsfOutfile *) parent->out,
name, TRUE,
"compression-level", 0,
NULL );
else
dir->out = gsf_outfile_new_child(
(GsfOutfile *) parent->out,
name, TRUE );
parent->children = g_slist_prepend( parent->children, dir );
return( dir );
@ -293,10 +307,14 @@ vips_gsf_path( VipsGsfDirectory *tree, const char *name, ... )
dir = vips_gsf_dir_new( dir, dir_name );
va_end( ap );
obj = gsf_outfile_new_child_full( (GsfOutfile *) dir->out,
name, FALSE,
"compression-level", 0,
NULL );
if( dir->no_compression )
obj = gsf_outfile_new_child_full( (GsfOutfile *) dir->out,
name, FALSE,
"compression-level", 0,
NULL );
else
obj = gsf_outfile_new_child( (GsfOutfile *) dir->out,
name, FALSE );
return( obj );
}
@ -355,7 +373,7 @@ struct _VipsForeignSaveDz {
/* Name to write to.
*/
char *basename;
char *name;
char *suffix;
int overlap;
@ -365,6 +383,7 @@ struct _VipsForeignSaveDz {
VipsForeignDzDepth depth;
gboolean centre;
VipsAngle angle;
VipsForeignDzContainer container;
Layer *layer; /* x2 shrink pyr layer */
@ -377,11 +396,16 @@ struct _VipsForeignSaveDz {
*/
VipsGsfDirectory *tree;
/* @basename, but without a path at the start and without a suffix.
/* @name, but without a path at the start and without a suffix.
*/
char *name;
char *basename;
/* The root directory name ... $(name)_files, $(name), etc.
/* @name, but just the path at the front.
*/
char *dirname;
/* The root directory name ... used to form
* $(root_name)_files, $(root_name), etc.
*/
char *root_name;
};
@ -410,7 +434,8 @@ vips_foreign_save_dz_dispose( GObject *gobject )
VIPS_FREEF( layer_free, dz->layer );
VIPS_FREEF( vips_gsf_tree_free, dz->tree );
VIPS_FREE( dz->name );
VIPS_FREE( dz->basename );
VIPS_FREE( dz->dirname );
VIPS_FREE( dz->root_name );
G_OBJECT_CLASS( vips_foreign_save_dz_parent_class )->dispose( gobject );
@ -1458,49 +1483,75 @@ vips_foreign_save_dz_build( VipsObject *object )
save->ready->Xsize, save->ready->Ysize, &real_pixels )) )
return( -1 );
/* Make the thing we write the tiles into.
*/
{
GsfOutput *out;
GsfOutput *zip;
GError *error = NULL;
if( !(out = gsf_output_stdio_new( dz->basename, &error )) ) {
vips_g_error( &error );
return( -1 );
}
/* This is the zip we are building.
*/
if( !(zip = (GsfOutput *) gsf_outfile_zip_new( out, &error )) ) {
vips_g_error( &error );
return( -1 );
}
/* We can unref @out since @zip has a ref to it.
*/
g_object_unref( out );
dz->tree = vips_gsf_tree_new( zip );
}
/* Drop any path stuff at the start of the output name and remove the
* suffix.
*/
{
char *p;
dz->name = g_path_get_basename( dz->basename );
dz->basename = g_path_get_basename( dz->name );
if( (p = (char *) vips__find_rightmost_brackets( dz->name )) )
*p = '\0';
if( (p = strrchr( dz->name, '.' )) )
*p = '\0';
}
dz->dirname = g_path_get_dirname( dz->name );
if( dz->layout == VIPS_FOREIGN_DZ_LAYOUT_DZ )
dz->root_name = g_strdup_printf( "%s_files", dz->name );
dz->root_name = g_strdup_printf( "%s_files", dz->basename );
else
dz->root_name = g_strdup( dz->name );
dz->root_name = g_strdup( dz->basename );
/* Make the thing we write the tiles into.
*/
switch( dz->container ) {
case VIPS_FOREIGN_DZ_CONTAINER_FS:
{
GsfOutput *out;
GError *error = NULL;
if( !(out = (GsfOutput *)
gsf_outfile_stdio_new( dz->dirname, &error )) ) {
vips_g_error( &error );
return( -1 );
}
dz->tree = vips_gsf_tree_new( out, FALSE );
}
break;
case VIPS_FOREIGN_DZ_CONTAINER_ZIP:
{
GsfOutput *out;
GsfOutput *zip;
GError *error = NULL;
/* This is the zip we are building.
*/
if( !(out = gsf_output_stdio_new( dz->name, &error )) ) {
vips_g_error( &error );
return( -1 );
}
if( !(zip = (GsfOutput *)
gsf_outfile_zip_new( out, &error )) ) {
vips_g_error( &error );
return( -1 );
}
/* We can unref @out since @zip has a ref to it.
*/
g_object_unref( out );
dz->tree = vips_gsf_tree_new( zip, TRUE );
}
break;
default:
g_assert( 0 );
return( -1 );
}
if( vips_sink_disc( save->ready, pyramid_strip, dz ) )
return( -1 );
@ -1578,7 +1629,7 @@ vips_foreign_save_dz_class_init( VipsForeignSaveDzClass *class )
_( "Filename" ),
_( "Filename to save to" ),
VIPS_ARGUMENT_REQUIRED_INPUT,
G_STRUCT_OFFSET( VipsForeignSaveDz, basename ),
G_STRUCT_OFFSET( VipsForeignSaveDz, name ),
NULL );
VIPS_ARG_ENUM( class, "layout", 8,
@ -1639,6 +1690,14 @@ vips_foreign_save_dz_class_init( VipsForeignSaveDzClass *class )
G_STRUCT_OFFSET( VipsForeignSaveDz, angle ),
VIPS_TYPE_ANGLE, VIPS_ANGLE_0 );
VIPS_ARG_ENUM( class, "container", 15,
_( "Container" ),
_( "Pyramid container type" ),
VIPS_ARGUMENT_OPTIONAL_INPUT,
G_STRUCT_OFFSET( VipsForeignSaveDz, container ),
VIPS_TYPE_FOREIGN_DZ_CONTAINER,
VIPS_FOREIGN_DZ_CONTAINER_FS );
/* How annoying. We stupidly had these in earlier versions.
*/
@ -1646,14 +1705,14 @@ vips_foreign_save_dz_class_init( VipsForeignSaveDzClass *class )
_( "Base name" ),
_( "Base name to save to" ),
VIPS_ARGUMENT_OPTIONAL_INPUT | VIPS_ARGUMENT_DEPRECATED,
G_STRUCT_OFFSET( VipsForeignSaveDz, basename ),
G_STRUCT_OFFSET( VipsForeignSaveDz, name ),
NULL );
VIPS_ARG_STRING( class, "basename", 1,
_( "Base name" ),
_( "Base name to save to" ),
VIPS_ARGUMENT_OPTIONAL_INPUT | VIPS_ARGUMENT_DEPRECATED,
G_STRUCT_OFFSET( VipsForeignSaveDz, basename ),
G_STRUCT_OFFSET( VipsForeignSaveDz, name ),
NULL );
VIPS_ARG_INT( class, "tile_width", 12,
@ -1682,12 +1741,13 @@ vips_foreign_save_dz_init( VipsForeignSaveDz *dz )
dz->tile_count = 0;
dz->depth = VIPS_FOREIGN_DZ_DEPTH_1PIXEL;
dz->angle = VIPS_ANGLE_0;
dz->container = VIPS_FOREIGN_DZ_CONTAINER_FS;
}
/**
* vips_dzsave:
* @in: image to save
* @basename: basename to save to
* @name: name to save to
* @...: %NULL-terminated list of optional named arguments
*
* Optional arguments:
@ -1700,15 +1760,20 @@ vips_foreign_save_dz_init( VipsForeignSaveDz *dz )
* @depth: how deep to make the pyramid
* @centre: centre the tiles
* @angle: rotate the image by this much
* @container: container format
*
* Save an image as a set of tiles at various resolutions. By default dzsave
* uses DeepZoom layout -- use @layout to pick other conventions.
*
* In DeepZoom layout a directory called
* "@basename_files" is created to hold the tiles, and an XML file called
* "@basename.dzi" is written with the image metadata,
* @name is split into three parts: $(dirname) (everything before the
* last '/'), $(basename) (everything after the last '/') and $(rootname)
* ($(basename) minus any extensions).
*
* In Zoomify and Google layout, a directory called @basename is created to
* In DeepZoom layout a directory in $(dirname) called
* "$(basename)_files" is created to hold the tiles, and an XML file called
* "$(basename).dzi" is written with the image metadata,
*
* In Zoomify and Google layout, a directory called @name is created to
* hold the tile structure.
*
* You can set @suffix to something like ".jpg[Q=85]" to control the tile write
@ -1725,18 +1790,25 @@ vips_foreign_save_dz_init( VipsForeignSaveDz *dz )
* Use @depth to control how low the pyramid goes. This defaults to the
* correct setting for the @layout you select.
*
* Use @container to set where to write the zoom structure. By default it
* writes to the filesystem, but set this to #VIPS_FOREIGN_DZ_CONTAINER_ZIP
* and dzsave will create a zip file called @name to hold the pyramid.
*
* Using #VIPS_FOREIGN_DZ_CONTAINER_ZIP can save a separate zip stage,
* which will be very slow on some platforms.
*
* See also: vips_tiffsave().
*
* Returns: 0 on success, -1 on error.
*/
int
vips_dzsave( VipsImage *in, const char *basename, ... )
vips_dzsave( VipsImage *in, const char *name, ... )
{
va_list ap;
int result;
va_start( ap, basename );
result = vips_call_split( "dzsave", ap, in, basename );
va_start( ap, name );
result = vips_call_split( "dzsave", ap, in, name );
va_end( ap );
return( result );

2
libvips/include/vips/enumtypes.h
View File

@ -21,6 +21,8 @@ GType vips_foreign_dz_layout_get_type (void) G_GNUC_CONST;
#define VIPS_TYPE_FOREIGN_DZ_LAYOUT (vips_foreign_dz_layout_get_type())
GType vips_foreign_dz_depth_get_type (void) G_GNUC_CONST;
#define VIPS_TYPE_FOREIGN_DZ_DEPTH (vips_foreign_dz_depth_get_type())
GType vips_foreign_dz_container_get_type (void) G_GNUC_CONST;
#define VIPS_TYPE_FOREIGN_DZ_CONTAINER (vips_foreign_dz_container_get_type())
/* enumerations from "../../../libvips/include/vips/arithmetic.h" */
GType vips_operation_math_get_type (void) G_GNUC_CONST;
#define VIPS_TYPE_OPERATION_MATH (vips_operation_math_get_type())

13
libvips/include/vips/foreign.h
View File

@ -503,6 +503,19 @@ typedef enum {
VIPS_FOREIGN_DZ_DEPTH_LAST
} VipsForeignDzDepth;
/**
* VipsForeignDzContainer:
* @VIPS_FOREIGN_DZ_CONTAINER_FS: write tiles to the filesystem
* @VIPS_FOREIGN_DZ_CONTAINER_ZIP: write tiles to a zip file
*
* How many pyramid layers to create.
*/
typedef enum {
VIPS_FOREIGN_DZ_CONTAINER_FS,
VIPS_FOREIGN_DZ_CONTAINER_ZIP,
VIPS_FOREIGN_DZ_CONTAINER_LAST
} VipsForeignDzContainer;
int vips_dzsave( VipsImage *in, const char *basename, ... )
__attribute__((sentinel));

18
libvips/iofuncs/enumtypes.c
View File

@ -143,6 +143,24 @@ vips_foreign_dz_depth_get_type( void )
return( etype );
}
GType
vips_foreign_dz_container_get_type( void )
{
static GType etype = 0;
if( etype == 0 ) {
static const GEnumValue values[] = {
{VIPS_FOREIGN_DZ_CONTAINER_FS, "VIPS_FOREIGN_DZ_CONTAINER_FS", "fs"},
{VIPS_FOREIGN_DZ_CONTAINER_ZIP, "VIPS_FOREIGN_DZ_CONTAINER_ZIP", "zip"},
{VIPS_FOREIGN_DZ_CONTAINER_LAST, "VIPS_FOREIGN_DZ_CONTAINER_LAST", "last"},
{0, NULL, NULL}
};
etype = g_enum_register_static( "VipsForeignDzContainer", values );
}
return( etype );
}
/* enumerations from "../../libvips/include/vips/conversion.h" */
GType
vips_extend_get_type( void )