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vcpkg/ports/freeimage/use-external-libtiff.patch

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diff --git a/Source/FreeImage/PluginTIFF.cpp b/Source/FreeImage/PluginTIFF.cpp
index 5068d94..8947b03 100644
--- a/Source/FreeImage/PluginTIFF.cpp
+++ b/Source/FreeImage/PluginTIFF.cpp
@@ -37,9 +37,9 @@
#include "FreeImage.h"
#include "Utilities.h"
-#include "../LibTIFF4/tiffiop.h"
+#include <tiffio.h>
#include "../Metadata/FreeImageTag.h"
#include "../OpenEXR/Half/half.h"
#include "FreeImageIO.h"
#include "PSDParser.h"
@@ -199,15 +199,18 @@ Open a TIFF file for reading or writing
@param name
@param mode
*/
+/*
TIFF*
TIFFOpen(const char* name, const char* mode) {
return 0;
}
+*/
// ----------------------------------------------------------
// TIFF library FreeImage-specific routines.
// ----------------------------------------------------------
+/*
void*
_TIFFmalloc(tmsize_t s) {
return malloc(s);
@@ -245,6 +248,7 @@ int
_TIFFmemcmp(const void* p1, const void* p2, tmsize_t c) {
return (memcmp(p1, p2, (size_t) c));
}
+*/
// ----------------------------------------------------------
// in FreeImage warnings and errors are disabled
diff --git a/Source/Metadata/XTIFF.cpp b/Source/Metadata/XTIFF.cpp
index d5be902..8dbcd5d 100644
--- a/Source/Metadata/XTIFF.cpp
+++ b/Source/Metadata/XTIFF.cpp
@@ -29,7 +29,7 @@
#pragma warning (disable : 4786) // identifier was truncated to 'number' characters
#endif
-#include "../LibTIFF4/tiffiop.h"
+#include <tiffio.h>
#include "FreeImage.h"
#include "Utilities.h"
@@ -40,6 +40,43 @@
// Extended TIFF Directory GEO Tag Support
// ----------------------------------------------------------
+// vcpkg: function imported from libtiff/tif_dirinfo.c, in which it is not exported
+/*
+ * Return size of TIFFDataType in bytes.
+ *
+ * XXX: We need a separate function to determine the space needed
+ * to store the value. For TIFF_RATIONAL values TIFFDataWidth() returns 8,
+ * but we use 4-byte float to represent rationals.
+ */
+int
+FreeImage_TIFFDataSize(TIFFDataType type)
+{
+ switch (type)
+ {
+ case TIFF_BYTE:
+ case TIFF_SBYTE:
+ case TIFF_ASCII:
+ case TIFF_UNDEFINED:
+ return 1;
+ case TIFF_SHORT:
+ case TIFF_SSHORT:
+ return 2;
+ case TIFF_LONG:
+ case TIFF_SLONG:
+ case TIFF_FLOAT:
+ case TIFF_IFD:
+ case TIFF_RATIONAL:
+ case TIFF_SRATIONAL:
+ return 4;
+ case TIFF_DOUBLE:
+ case TIFF_LONG8:
+ case TIFF_SLONG8:
+ case TIFF_IFD8:
+ return 8;
+ default:
+ return 0;
+ }
+}
/**
Tiff info structure.
Entry format:
@@ -224,6 +261,33 @@ tiff_write_geotiff_profile(TIFF *tif, FIBITMAP *dib) {
// TIFF EXIF tag reading & writing
// ----------------------------------------------------------
+static uint32 exif_tag_ids[] = {
+ EXIFTAG_EXPOSURETIME, EXIFTAG_FNUMBER, EXIFTAG_EXPOSUREPROGRAM,
+ EXIFTAG_SPECTRALSENSITIVITY, EXIFTAG_ISOSPEEDRATINGS, EXIFTAG_OECF,
+ EXIFTAG_EXIFVERSION, EXIFTAG_DATETIMEORIGINAL, EXIFTAG_DATETIMEDIGITIZED,
+ EXIFTAG_COMPONENTSCONFIGURATION, EXIFTAG_COMPRESSEDBITSPERPIXEL,
+ EXIFTAG_SHUTTERSPEEDVALUE, EXIFTAG_APERTUREVALUE,
+ EXIFTAG_BRIGHTNESSVALUE, EXIFTAG_EXPOSUREBIASVALUE,
+ EXIFTAG_MAXAPERTUREVALUE, EXIFTAG_SUBJECTDISTANCE, EXIFTAG_METERINGMODE,
+ EXIFTAG_LIGHTSOURCE, EXIFTAG_FLASH, EXIFTAG_FOCALLENGTH,
+ EXIFTAG_SUBJECTAREA, EXIFTAG_MAKERNOTE, EXIFTAG_USERCOMMENT,
+ EXIFTAG_SUBSECTIME, EXIFTAG_SUBSECTIMEORIGINAL,
+ EXIFTAG_SUBSECTIMEDIGITIZED, EXIFTAG_FLASHPIXVERSION, EXIFTAG_COLORSPACE,
+ EXIFTAG_PIXELXDIMENSION, EXIFTAG_PIXELYDIMENSION,
+ EXIFTAG_RELATEDSOUNDFILE, EXIFTAG_FLASHENERGY,
+ EXIFTAG_SPATIALFREQUENCYRESPONSE, EXIFTAG_FOCALPLANEXRESOLUTION,
+ EXIFTAG_FOCALPLANEYRESOLUTION, EXIFTAG_FOCALPLANERESOLUTIONUNIT,
+ EXIFTAG_SUBJECTLOCATION, EXIFTAG_EXPOSUREINDEX, EXIFTAG_SENSINGMETHOD,
+ EXIFTAG_FILESOURCE, EXIFTAG_SCENETYPE, EXIFTAG_CFAPATTERN,
+ EXIFTAG_CUSTOMRENDERED, EXIFTAG_EXPOSUREMODE, EXIFTAG_WHITEBALANCE,
+ EXIFTAG_DIGITALZOOMRATIO, EXIFTAG_FOCALLENGTHIN35MMFILM,
+ EXIFTAG_SCENECAPTURETYPE, EXIFTAG_GAINCONTROL, EXIFTAG_CONTRAST,
+ EXIFTAG_SATURATION, EXIFTAG_SHARPNESS, EXIFTAG_DEVICESETTINGDESCRIPTION,
+ EXIFTAG_SUBJECTDISTANCERANGE, EXIFTAG_GAINCONTROL, EXIFTAG_GAINCONTROL,
+ EXIFTAG_IMAGEUNIQUEID
+};
+static int nExifTags = sizeof(exif_tag_ids) / sizeof(exif_tag_ids[0]);
+
/**
Read a single Exif tag
@@ -575,43 +639,10 @@ tiff_read_exif_tags(TIFF *tif, TagLib::MDMODEL md_model, FIBITMAP *dib) {
// loop over all Core Directory Tags
// ### uses private data, but there is no other way
+ // -> vcpkg: Best we can do without private headers is to hard-code a list of known EXIF tags and read those
if(md_model == TagLib::EXIF_MAIN) {
- const TIFFDirectory *td = &tif->tif_dir;
-
- uint32 lastTag = 0; //<- used to prevent reading some tags twice (as stored in tif_fieldinfo)
-
- for (int fi = 0, nfi = (int)tif->tif_nfields; nfi > 0; nfi--, fi++) {
- const TIFFField *fld = tif->tif_fields[fi];
-
- const uint32 tag_id = TIFFFieldTag(fld);
-
- if(tag_id == lastTag) {
- continue;
- }
-
- // test if tag value is set
- // (lifted directly from LibTiff _TIFFWriteDirectory)
-
- if( fld->field_bit == FIELD_CUSTOM ) {
- int is_set = FALSE;
-
- for(int ci = 0; ci < td->td_customValueCount; ci++ ) {
- is_set |= (td->td_customValues[ci].info == fld);
- }
-
- if( !is_set ) {
- continue;
- }
-
- } else if(!TIFFFieldSet(tif, fld->field_bit)) {
- continue;
- }
-
- // process *all* other tags (some will be ignored)
-
- tiff_read_exif_tag(tif, tag_id, dib, md_model);
-
- lastTag = tag_id;
+ for (int i = 0; i < nExifTags; ++i) {
+ tiff_read_exif_tag(tif, exif_tag_ids[i], dib, md_model);
}
}
@@ -723,10 +754,9 @@ tiff_write_exif_tags(TIFF *tif, TagLib::MDMODEL md_model, FIBITMAP *dib) {
TagLib& tag_lib = TagLib::instance();
- for (int fi = 0, nfi = (int)tif->tif_nfields; nfi > 0; nfi--, fi++) {
- const TIFFField *fld = tif->tif_fields[fi];
-
- const uint32 tag_id = TIFFFieldTag(fld);
+ for (int fi = 0, nfi = nExifTags; nfi > 0; nfi--, fi++) {
+ const uint32 tag_id = exif_tag_ids[fi];
+ const TIFFField *fld = TIFFFieldWithTag(tif, tag_id);
if(skip_write_field(tif, tag_id)) {
// skip tags that are already handled by the LibTIFF writing process
@@ -749,7 +779,7 @@ tiff_write_exif_tags(TIFF *tif, TagLib::MDMODEL md_model, FIBITMAP *dib) {
continue;
}
// type of storage may differ (e.g. rationnal array vs float array type)
- if((unsigned)_TIFFDataSize(tif_tag_type) != FreeImage_TagDataWidth(tag_type)) {
+ if((unsigned)FreeImage_TIFFDataSize(tif_tag_type) != FreeImage_TagDataWidth(tag_type)) {
// skip tag or _TIFFmemcpy will fail
continue;
}
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