Merge branch 'felixbuenemann-add-svgload-svgz-detection'
This commit is contained in:
John Cupitt
commit
9c75fc709b
|
|
@ -31,6 +31,7 @@
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|||
- added vips_perlin(), generate Perlin noise
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- gif loader can write 1, 2, 3, or 4 bands depending on file contents
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- support --strip for pngsave
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- add svgz support [Felix Bünemann]
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30/7/16 started 8.3.3
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- fix performance regression in 8.3.2, thanks Lovell
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||||
|
|
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2
TODO
2
TODO
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@ -1,3 +1,5 @@
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|||
- can we hjave .svg.gz as a suffix? should be possible
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- try:
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$ vips avg broken.jpg[fail]
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|
|
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39
configure.ac
39
configure.ac
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@ -627,6 +627,29 @@ if test x"$with_rsvg" != x"no"; then
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)
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fi
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||||
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||||
# zlib
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||||
# some platforms, like macosx, are missing the .pc files for zlib, so
|
||||
# we fall back to FIND_ZLIB
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||||
AC_ARG_WITH([zlib],
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||||
AS_HELP_STRING([--without-zlib], [build without zlib (default: test)]))
|
||||
|
||||
if test x"$with_zlib" != "xno"; then
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||||
PKG_CHECK_MODULES(ZLIB, zlib >= 0.4,
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||||
[AC_DEFINE(HAVE_ZLIB,1,[define if you have zlib installed.])
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||||
with_zlib=yes
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||||
PACKAGES_USED="$PACKAGES_USED zlib"
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],
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[FIND_ZLIB(
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[with_zlib="yes (found by search)"
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],
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||||
[AC_MSG_WARN([zlib not found; disabling SVGZ buffer support])
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with_zlib=no
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||||
]
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||||
)
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||||
]
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||||
)
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||||
fi
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||||
|
||||
# OpenSlide
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AC_ARG_WITH([openslide],
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AS_HELP_STRING([--without-openslide],
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|
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@ -787,15 +810,6 @@ fi
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||||
AM_CONDITIONAL(ENABLE_PYVIPS8, test x"$enable_pyvips8" = x"yes")
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# hmm, these don't have .pc files on ubuntu 5.10, how odd
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FIND_ZIP(
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[with_zip=yes
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],
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[AC_MSG_WARN([libz not found; disabling ZIP support])
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with_zip=no
|
||||
]
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||||
)
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||||
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||||
# look for TIFF with pkg-config ... fall back to our tester
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# pkgconfig support for libtiff starts with libtiff-4
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||||
AC_ARG_WITH([tiff],
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|
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@ -944,14 +958,14 @@ fi
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# Gather all up for VIPS_CFLAGS, VIPS_INCLUDES, VIPS_LIBS
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# sort includes to get longer, more specific dirs first
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# helps, for example, selecting graphicsmagick over imagemagick
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VIPS_CFLAGS=`for i in $VIPS_CFLAGS $GTHREAD_CFLAGS $REQUIRED_CFLAGS $PANGOFT2_CFLAGS $GSF_CFLAGS $FFTW_CFLAGS $MAGICK_CFLAGS $PNG_CFLAGS $EXIF_CFLAGS $MATIO_CFLAGS $CFITSIO_CFLAGS $LIBWEBP_CFLAGS $GIFLIB_INCLUDES $RSVG_CFLAGS $POPPLER_CFLAGS $OPENEXR_CFLAGS $OPENSLIDE_CFLAGS $ORC_CFLAGS $TIFF_CFLAGS $LCMS_CFLAGS
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VIPS_CFLAGS=`for i in $VIPS_CFLAGS $GTHREAD_CFLAGS $REQUIRED_CFLAGS $ZLIB_CFLAGS $PANGOFT2_CFLAGS $GSF_CFLAGS $FFTW_CFLAGS $MAGICK_CFLAGS $PNG_CFLAGS $EXIF_CFLAGS $MATIO_CFLAGS $CFITSIO_CFLAGS $LIBWEBP_CFLAGS $GIFLIB_INCLUDES $RSVG_CFLAGS $POPPLER_CFLAGS $OPENEXR_CFLAGS $OPENSLIDE_CFLAGS $ORC_CFLAGS $TIFF_CFLAGS $LCMS_CFLAGS
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do
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echo $i
|
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done | sort -ru`
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VIPS_CFLAGS=`echo $VIPS_CFLAGS`
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VIPS_CFLAGS="$VIPS_DEBUG_FLAGS $VIPS_CFLAGS"
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VIPS_INCLUDES="$PNG_INCLUDES $TIFF_INCLUDES $ZIP_INCLUDES $JPEG_INCLUDES"
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||||
VIPS_LIBS="$MAGICK_LIBS $PNG_LIBS $TIFF_LIBS $ZIP_LIBS $JPEG_LIBS $GTHREAD_LIBS $REQUIRED_LIBS $PANGOFT2_LIBS $GSF_LIBS $FFTW_LIBS $ORC_LIBS $LCMS_LIBS $GIFLIB_LIBS $RSVG_LIBS $POPPLER_LIBS $OPENEXR_LIBS $OPENSLIDE_LIBS $CFITSIO_LIBS $LIBWEBP_LIBS $MATIO_LIBS $EXIF_LIBS -lm"
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VIPS_INCLUDES="$ZLIB_INCLUDES $PNG_INCLUDES $TIFF_INCLUDES $JPEG_INCLUDES"
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VIPS_LIBS="$ZLIB_LIBS $MAGICK_LIBS $PNG_LIBS $TIFF_LIBS $JPEG_LIBS $GTHREAD_LIBS $REQUIRED_LIBS $PANGOFT2_LIBS $GSF_LIBS $FFTW_LIBS $ORC_LIBS $LCMS_LIBS $GIFLIB_LIBS $RSVG_LIBS $POPPLER_LIBS $OPENEXR_LIBS $OPENSLIDE_LIBS $CFITSIO_LIBS $LIBWEBP_LIBS $MATIO_LIBS $EXIF_LIBS -lm"
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|
||||
AC_SUBST(VIPS_LIBDIR)
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|
||||
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@ -1047,6 +1061,7 @@ PDF import with poppler-glib: $with_poppler
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(requires poppler-glib 0.16.0 or later)
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SVG import with librsvg-2.0: $with_rsvg
|
||||
(requires librsvg-2.0 2.34.0 or later)
|
||||
zlib: $with_zlib
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||||
file import with cfitsio: $with_cfitsio
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||||
file import/export with libwebp: $with_libwebp
|
||||
(requires libwebp-0.1.3 or later)
|
||||
|
|
|
|||
|
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@ -2,6 +2,8 @@
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|||
*
|
||||
* 7/2/16
|
||||
* - from svgload.c
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||||
* 1/8/16 felixbuenemann
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||||
* - add svgz support
|
||||
*/
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||||
|
||||
/*
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@ -55,6 +57,23 @@
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#include <cairo.h>
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#include <librsvg/rsvg.h>
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|
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/* Old librsvg versions don't include librsvg-features.h by default.
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||||
* Newer versions deprecate direct inclusion.
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||||
*/
|
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#ifndef LIBRSVG_FEATURES_H
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#include <librsvg/librsvg-features.h>
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#endif
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/* A handy #define for we-will-handle-svgz.
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*/
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#if LIBRSVG_CHECK_FEATURE(SVGZ) && defined(HAVE_ZLIB)
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#define HANDLE_SVGZ
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#endif
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#ifdef HANDLE_SVGZ
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#include <zlib.h>
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#endif
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||||
|
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typedef struct _VipsForeignLoadSvg {
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||||
VipsForeignLoad parent_object;
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@ -315,6 +334,11 @@ vips_foreign_load_svg_file_header( VipsForeignLoad *load )
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|
||||
static const char *vips_foreign_svg_suffs[] = {
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".svg",
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||||
/* librsvg supports svgz directly, no need to check for zlib here.
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||||
*/
|
||||
#if LIBRSVG_CHECK_FEATURE(SVGZ)
|
||||
".svgz",
|
||||
#endif
|
||||
NULL
|
||||
};
|
||||
|
||||
|
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@ -364,13 +388,78 @@ typedef VipsForeignLoadSvgClass VipsForeignLoadSvgBufferClass;
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G_DEFINE_TYPE( VipsForeignLoadSvgBuffer, vips_foreign_load_svg_buffer,
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vips_foreign_load_svg_get_type() );
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||||
|
||||
#ifdef HANDLE_SVGZ
|
||||
static void *
|
||||
vips_foreign_load_svg_zalloc( void *opaque, unsigned items, unsigned size )
|
||||
{
|
||||
return( g_malloc0_n( items, size ) );
|
||||
}
|
||||
|
||||
static void
|
||||
vips_foreign_load_svg_zfree( void *opaque, void *ptr )
|
||||
{
|
||||
return( g_free( ptr ) );
|
||||
}
|
||||
#endif /*HANDLE_SVGZ*/
|
||||
|
||||
static gboolean
|
||||
vips_foreign_load_svg_is_a_buffer( const void *buf, size_t len )
|
||||
{
|
||||
char *str = (char *) buf;
|
||||
char *str;
|
||||
|
||||
#ifdef HANDLE_SVGZ
|
||||
/* If the buffer looks like a zip, deflate to here and then search
|
||||
* that for <svg.
|
||||
*/
|
||||
char obuf[224];
|
||||
#endif /*HANDLE_SVGZ*/
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||||
|
||||
int i;
|
||||
|
||||
/* Start with str pointing at the argument buffer, swap to it pointing
|
||||
* into obuf if we see zip data.
|
||||
*/
|
||||
str = (char *) buf;
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||||
|
||||
#ifdef HANDLE_SVGZ
|
||||
/* Check for SVGZ gzip signature and inflate.
|
||||
*
|
||||
* Minimum gzip size is 18 bytes, starting with 1F 8B.
|
||||
*/
|
||||
if( len >= 18 &&
|
||||
str[0] == '\037' &&
|
||||
str[1] == '\213' ) {
|
||||
z_stream zs;
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||||
size_t opos;
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||||
|
||||
zs.zalloc = (alloc_func) vips_foreign_load_svg_zalloc;
|
||||
zs.zfree = (free_func) vips_foreign_load_svg_zfree;
|
||||
zs.opaque = Z_NULL;
|
||||
zs.next_in = (unsigned char *) str;
|
||||
zs.avail_in = len;
|
||||
|
||||
/* There isn't really an error return from is_a_buffer()
|
||||
*/
|
||||
if( inflateInit2( &zs, 15 | 32 ) != Z_OK )
|
||||
return( FALSE );
|
||||
|
||||
opos = 0;
|
||||
do {
|
||||
zs.avail_out = sizeof( obuf ) - opos;
|
||||
zs.next_out = (unsigned char *) obuf + opos;
|
||||
if( inflate( &zs, Z_NO_FLUSH ) < Z_OK )
|
||||
return( FALSE );
|
||||
opos = sizeof( obuf ) - zs.avail_out;
|
||||
} while( opos < sizeof( obuf ) &&
|
||||
zs.avail_in > 0 );
|
||||
|
||||
inflateEnd( &zs );
|
||||
|
||||
str = obuf;
|
||||
len = opos;
|
||||
}
|
||||
#endif /*HANDLE_SVGZ*/
|
||||
|
||||
/* SVG documents are very freeform. They normally look like:
|
||||
*
|
||||
* <?xml version="1.0" encoding="UTF-8"?>
|
||||
|
|
@ -390,19 +479,13 @@ vips_foreign_load_svg_is_a_buffer( const void *buf, size_t len )
|
|||
return( 0 );
|
||||
for( i = 0; i < 24; i++ )
|
||||
if( !isascii( str[i] ) )
|
||||
return( 0 );
|
||||
return( FALSE );
|
||||
|
||||
for( i = 0; i < 200 && i < len - 5; i++ ) {
|
||||
char txt[5];
|
||||
for( i = 0; i < 200 && i < len - 5; i++ )
|
||||
if( strncasecmp( str + i, "<svg", 4 ) == 0 )
|
||||
return( TRUE );
|
||||
|
||||
/* 5, since we include the \0 at the end.
|
||||
*/
|
||||
vips_strncpy( txt, buf + i, 5 );
|
||||
if( strcasecmp( txt, "<svg" ) == 0 )
|
||||
return( 1 );
|
||||
}
|
||||
|
||||
return( 0 );
|
||||
return( FALSE );
|
||||
}
|
||||
|
||||
static int
|
||||
|
|
|
|||
117
m4/zip.m4
117
m4/zip.m4
|
|
@ -1,117 +0,0 @@
|
|||
dnl From FIND_MOTIF and ACX_PTHREAD, without much understanding
|
||||
dnl
|
||||
dnl FIND_ZIP[ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]
|
||||
dnl ------------------------------------------------
|
||||
dnl
|
||||
dnl Find ZIP libraries and headers
|
||||
dnl
|
||||
dnl Put includes stuff in ZIP_INCLUDES
|
||||
dnl Put link stuff in ZIP_LIBS
|
||||
dnl Define HAVE_ZIP if found
|
||||
dnl
|
||||
AC_DEFUN([FIND_ZIP], [
|
||||
AC_REQUIRE([AC_PATH_XTRA])
|
||||
|
||||
ZIP_INCLUDES=""
|
||||
ZIP_LIBS=""
|
||||
|
||||
AC_ARG_WITH(zip,
|
||||
AS_HELP_STRING([--without-zip], [build without libx (default: test)]))
|
||||
# Treat --without-zip like --without-zip-includes --without-zip-libraries.
|
||||
if test "$with_zip" = "no"; then
|
||||
ZIP_INCLUDES=no
|
||||
ZIP_LIBS=no
|
||||
fi
|
||||
|
||||
AC_ARG_WITH(zip-includes,
|
||||
AS_HELP_STRING([--with-zip-includes=DIR], [libz includes are in DIR]),
|
||||
ZIP_INCLUDES="-I$withval")
|
||||
AC_ARG_WITH(zip-libraries,
|
||||
AS_HELP_STRING([--with-zip-libraries=DIR], [libz libraries are in DIR]),
|
||||
ZIP_LIBS="-L$withval -lz")
|
||||
|
||||
AC_MSG_CHECKING(for ZIP)
|
||||
|
||||
# Look for zlib.h
|
||||
if test "$ZIP_INCLUDES" = ""; then
|
||||
# Check the standard search path
|
||||
AC_TRY_COMPILE([#include <zlib.h>],[int a;],[
|
||||
ZIP_INCLUDES=""
|
||||
], [
|
||||
# zlib.h is not in the standard search path, try
|
||||
# $prefix
|
||||
zip_save_INCLUDES="$INCLUDES"
|
||||
|
||||
INCLUDES="-I${prefix}/include $INCLUDES"
|
||||
|
||||
AC_TRY_COMPILE([#include <zlib.h>],[int a;],[
|
||||
ZIP_INCLUDES="-I${prefix}/include"
|
||||
], [
|
||||
ZIP_INCLUDES="no"
|
||||
])
|
||||
|
||||
INCLUDES=$zip_save_INCLUDES
|
||||
])
|
||||
fi
|
||||
|
||||
# Now for the libraries
|
||||
if test "$ZIP_LIBS" = ""; then
|
||||
zip_save_LIBS="$LIBS"
|
||||
zip_save_INCLUDES="$INCLUDES"
|
||||
|
||||
LIBS="-lz $LIBS"
|
||||
INCLUDES="$ZIP_INCLUDES $INCLUDES"
|
||||
|
||||
# Try the standard search path first
|
||||
AC_TRY_LINK([#include <zlib.h>],[zlibVersion()], [
|
||||
ZIP_LIBS="-lz"
|
||||
], [
|
||||
# libz is not in the standard search path, try $prefix
|
||||
|
||||
LIBS="-L${prefix}/lib $LIBS"
|
||||
|
||||
AC_TRY_LINK([#include <zlib.h>],[zlibVersion()], [
|
||||
ZIP_LIBS="-L${prefix}/lib -lz"
|
||||
], [
|
||||
ZIP_LIBS=no
|
||||
])
|
||||
])
|
||||
|
||||
LIBS="$zip_save_LIBS"
|
||||
INCLUDES="$zip_save_INCLUDES"
|
||||
fi
|
||||
|
||||
AC_SUBST(ZIP_LIBS)
|
||||
AC_SUBST(ZIP_INCLUDES)
|
||||
|
||||
# Print a helpful message
|
||||
zip_libraries_result="$ZIP_LIBS"
|
||||
zip_includes_result="$ZIP_INCLUDES"
|
||||
|
||||
if test x"$zip_libraries_result" = x""; then
|
||||
zip_libraries_result="in default path"
|
||||
fi
|
||||
if test x"$zip_includes_result" = x""; then
|
||||
zip_includes_result="in default path"
|
||||
fi
|
||||
|
||||
if test "$zip_libraries_result" = "no"; then
|
||||
zip_libraries_result="(none)"
|
||||
fi
|
||||
if test "$zip_includes_result" = "no"; then
|
||||
zip_includes_result="(none)"
|
||||
fi
|
||||
|
||||
AC_MSG_RESULT([libraries $zip_libraries_result, headers $zip_includes_result])
|
||||
|
||||
# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
|
||||
if test "$ZIP_INCLUDES" != "no" && test "$ZIP_LIBS" != "no"; then
|
||||
AC_DEFINE(HAVE_ZIP,1,[Define if you have libz libraries and header files.])
|
||||
$1
|
||||
else
|
||||
ZIP_LIBS=""
|
||||
ZIP_INCLUDES=""
|
||||
$2
|
||||
fi
|
||||
|
||||
])dnl
|
||||
|
|
@ -0,0 +1,124 @@
|
|||
dnl From FIND_MOTIF and ACX_PTHREAD, without much understanding
|
||||
dnl
|
||||
dnl FIND_ZLIB[ACTION-IF-FOUND[, ACTION-IF-NOT-FOUND]]
|
||||
dnl ------------------------------------------------
|
||||
dnl
|
||||
dnl Find zlib libraries and headers ... useful for platforms which are missing
|
||||
dnl the zlib .pc file
|
||||
dnl
|
||||
dnl Put compile stuff in ZLIB_INCLUDES
|
||||
dnl Put link stuff in ZLIB_LIBS
|
||||
dnl Define HAVE_ZLIB if found
|
||||
dnl
|
||||
AC_DEFUN([FIND_ZLIB], [
|
||||
AC_REQUIRE([AC_PATH_XTRA])
|
||||
|
||||
ZLIB_INCLUDES=""
|
||||
ZLIB_LIBS=""
|
||||
|
||||
AC_ARG_WITH(zlib,
|
||||
AS_HELP_STRING([--without-zlib], [build without zlib (default: test)]))
|
||||
# Treat --without-zlib like --without-zlib-includes --without-zlib-libraries.
|
||||
if test "$with_zlib" = "no"; then
|
||||
ZLIB_INCLUDES=no
|
||||
ZLIB_LIBS=no
|
||||
fi
|
||||
|
||||
AC_ARG_WITH(zlib-includes,
|
||||
AS_HELP_STRING([--with-zlib-includes=DIR], [libz includes are in DIR]),
|
||||
ZLIB_INCLUDES="-I$withval")
|
||||
AC_ARG_WITH(zlib-libraries,
|
||||
AS_HELP_STRING([--with-zlib-libraries=DIR], [libz libraries are in DIR]),
|
||||
ZLIB_LIBS="-L$withval -lz")
|
||||
|
||||
AC_MSG_CHECKING(for ZLIB)
|
||||
|
||||
# Look for zlib.h
|
||||
if test "$ZLIB_INCLUDES" = ""; then
|
||||
# Check the standard search path
|
||||
AC_TRY_COMPILE([#include <stdio.h>
|
||||
#include <zlib.h>],[int a;],[
|
||||
ZLIB_INCLUDES=""
|
||||
], [
|
||||
# zlib.h is not in the standard search path, try
|
||||
# $prefix
|
||||
zlib_save_INCLUDES="$INCLUDES"
|
||||
|
||||
INCLUDES="-I${prefix}/include $INCLUDES"
|
||||
|
||||
AC_TRY_COMPILE([#include <stdio.h>
|
||||
#include <zlib.h>],[int a;],[
|
||||
ZLIB_INCLUDES="-I${prefix}/include"
|
||||
], [
|
||||
ZLIB_INCLUDES="no"
|
||||
])
|
||||
|
||||
INCLUDES=$zlib_save_INCLUDES
|
||||
])
|
||||
fi
|
||||
|
||||
# Now for the libraries
|
||||
if test "$ZLIB_LIBS" = ""; then
|
||||
zlib_save_LIBS="$LIBS"
|
||||
zlib_save_INCLUDES="$INCLUDES"
|
||||
|
||||
LIBS="-lz $LIBS"
|
||||
INCLUDES="$ZLIB_INCLUDES $INCLUDES"
|
||||
|
||||
# Try the standard search path first
|
||||
AC_TRY_LINK([#include <stdio.h>
|
||||
#include <zlib.h>
|
||||
],[z_stream zs;inflateInit2(&zs, 15 | 32)], [
|
||||
ZLIB_LIBS="-lz"
|
||||
], [
|
||||
# libz is not in the standard search path, try $prefix
|
||||
|
||||
LIBS="-L${prefix}/lib $LIBS"
|
||||
|
||||
AC_TRY_LINK([#include <stdio.h>
|
||||
#include <zlib.h>
|
||||
],[z_stream zs;inflateInit2(&zs, 15 | 32)], [
|
||||
ZLIB_LIBS="-L${prefix}/lib -lz"
|
||||
], [
|
||||
ZLIB_LIBS=no
|
||||
])
|
||||
])
|
||||
|
||||
LIBS="$zlib_save_LIBS"
|
||||
INCLUDES="$zlib_save_INCLUDES"
|
||||
fi
|
||||
|
||||
AC_SUBST(ZLIB_LIBS)
|
||||
AC_SUBST(ZLIB_INCLUDES)
|
||||
|
||||
# Print a helpful message
|
||||
zlib_libraries_result="$ZLIB_LIBS"
|
||||
zlib_includes_result="$ZLIB_INCLUDES"
|
||||
|
||||
if test x"$zlib_libraries_result" = x""; then
|
||||
zlib_libraries_result="in default path"
|
||||
fi
|
||||
if test x"$zlib_includes_result" = x""; then
|
||||
zlib_includes_result="in default path"
|
||||
fi
|
||||
|
||||
if test "$zlib_libraries_result" = "no"; then
|
||||
zlib_libraries_result="(none)"
|
||||
fi
|
||||
if test "$zlib_includes_result" = "no"; then
|
||||
zlib_includes_result="(none)"
|
||||
fi
|
||||
|
||||
AC_MSG_RESULT([libraries $zlib_libraries_result, headers $zlib_includes_result])
|
||||
|
||||
# Finally, execute ACTION-IF-FOUND/ACTION-IF-NOT-FOUND:
|
||||
if test "$ZLIB_INCLUDES" != "no" && test "$ZLIB_LIBS" != "no"; then
|
||||
AC_DEFINE(HAVE_ZLIB,1,[Define if you have zlib libraries and header files.])
|
||||
$1
|
||||
else
|
||||
ZLIB_INCLUDES=""
|
||||
ZLIB_LIBS=""
|
||||
$2
|
||||
fi
|
||||
|
||||
])dnl
|
||||
Binary file not shown.
|
|
@ -50,6 +50,7 @@ class TestForeign(unittest.TestCase):
|
|||
self.pdf_file = "images/ISO_12233-reschart.pdf"
|
||||
self.cmyk_pdf_file = "images/cmyktest.pdf"
|
||||
self.svg_file = "images/vips-profile.svg"
|
||||
self.svgz_file = "images/vips-profile.svgz"
|
||||
|
||||
self.colour = Vips.Image.jpegload(self.jpeg_file)
|
||||
self.mono = self.colour.extract_band(1)
|
||||
|
|
@ -497,6 +498,9 @@ class TestForeign(unittest.TestCase):
|
|||
self.file_loader("svgload", self.svg_file, svg_valid)
|
||||
self.buffer_loader("svgload_buffer", self.svg_file, svg_valid)
|
||||
|
||||
self.file_loader("svgload", self.svgz_file, svg_valid)
|
||||
self.buffer_loader("svgload_buffer", self.svgz_file, svg_valid)
|
||||
|
||||
im = Vips.Image.new_from_file(self.svg_file)
|
||||
x = Vips.Image.new_from_file(self.svg_file, scale = 2)
|
||||
self.assertLess(abs(im.width * 2 - x.width), 2)
|
||||
|
|
|
|||
Loading…
Reference in New Issue