media-libs/freeimage: support OpenEXR 3 / imath

Bug: https://bugs.gentoo.org/833158
Signed-off-by: Sam James <sam@gentoo.org>

2 files changed, 266 insertions, 0 deletions

diff --git a/media-libs/freeimage/files/freeimage-3.18.0-openexr-3-imath.patch b/media-libs/freeimage/files/freeimage-3.18.0-openexr-3-imath.patch
new file mode 100644
index 000000000000..693c71fef321
--- /dev/null
+++ b/media-libs/freeimage/files/freeimage-3.18.0-openexr-3-imath.patch
@@ -0,0 +1,144 @@
+diff --git a/Source/FreeImage/PluginEXR.cpp b/Source/FreeImage/PluginEXR.cpp
+index faa8037..e88bd2d 100644
+--- a/Source/FreeImage/PluginEXR.cpp
++++ b/Source/FreeImage/PluginEXR.cpp
+@@ -28,16 +28,32 @@
+ #pragma warning (disable : 4800) // ImfVersion.h - 'const int' : forcing value to bool 'true' or 'false' (performance warning)
+ #endif 
+ 
+-#include <ImfIO.h>
+-#include <Iex.h>
+-#include <ImfOutputFile.h>
+-#include <ImfInputFile.h>
+-#include <ImfRgbaFile.h>
+-#include <ImfChannelList.h>
+-#include <ImfRgba.h>
+-#include <ImfArray.h>
+-#include <ImfPreviewImage.h>
+-#include <half.h>
++#include <OpenEXR/ImfIO.h>
++#include <OpenEXR/Iex.h>
++#include <OpenEXR/ImfOutputFile.h>
++#include <OpenEXR/ImfInputFile.h>
++#include <OpenEXR/ImfRgbaFile.h>
++#include <OpenEXR/ImfChannelList.h>
++#include <OpenEXR/ImfRgba.h>
++#include <OpenEXR/ImfArray.h>
++#include <OpenEXR/ImfPreviewImage.h>
++
++// The version can reliably be found in this header file from OpenEXR,
++// for both 2.x and 3.x:
++#include <OpenEXR/OpenEXRConfig.h>
++#define COMBINED_OPENEXR_VERSION ((10000*OPENEXR_VERSION_MAJOR) + \
++                                  (100*OPENEXR_VERSION_MINOR) + \
++                                  OPENEXR_VERSION_PATCH)
++
++// There's just no easy way to have an `#include` that works in both
++// cases, so we use the version to switch which set of include files we
++// use.
++#if COMBINED_OPENEXR_VERSION >= 20599 /* 2.5.99: pre-3.0 */
++#   include <Imath/half.h>
++#else
++    // OpenEXR 2.x, use the old locations
++#   include <OpenEXR/half.h>
++#endif
+ 
+ 
+ // ==========================================================
+@@ -66,11 +82,11 @@ public:
+ 		return ((unsigned)n != _io->read_proc(c, 1, n, _handle));
+ 	}
+ 
+-	virtual Imath::Int64 tellg() {
++	virtual uint64_t tellg() {
+ 		return _io->tell_proc(_handle);
+ 	}
+ 
+-	virtual void seekg(Imath::Int64 pos) {
++	virtual void seekg(uint64_t pos) {
+ 		_io->seek_proc(_handle, (unsigned)pos, SEEK_SET);
+ 	}
+ 
+@@ -100,11 +116,11 @@ public:
+ 		}
+ 	}
+ 
+-	virtual Imath::Int64 tellp() {
++	virtual uint64_t tellp() {
+ 		return _io->tell_proc(_handle);
+ 	}
+ 
+-	virtual void seekp(Imath::Int64 pos) {
++	virtual void seekp(uint64_t pos) {
+ 		_io->seek_proc(_handle, (unsigned)pos, SEEK_SET);
+ 	}
+ };
+diff --git a/Source/FreeImage/PluginTIFF.cpp b/Source/FreeImage/PluginTIFF.cpp
+index b9da767..96da4d7 100644
+--- a/Source/FreeImage/PluginTIFF.cpp
++++ b/Source/FreeImage/PluginTIFF.cpp
+@@ -39,7 +39,24 @@
+ #include "Utilities.h"
+ #include "tiffiop.h"
+ #include "../Metadata/FreeImageTag.h"
+-#include <half.h>
++// The version can reliably be found in this header file from OpenEXR,
++// for both 2.x and 3.x:
++#include <OpenEXR/OpenEXRConfig.h>
++#define COMBINED_OPENEXR_VERSION ((10000*OPENEXR_VERSION_MAJOR) + \
++                                  (100*OPENEXR_VERSION_MINOR) + \
++                                  OPENEXR_VERSION_PATCH)
++
++// There's just no easy way to have an `#include` that works in both
++// cases, so we use the version to switch which set of include files we
++// use.
++#if COMBINED_OPENEXR_VERSION >= 20599 /* 2.5.99: pre-3.0 */
++#   include <Imath/ImathVec.h>
++#   include <Imath/half.h>
++#else
++    // OpenEXR 2.x, use the old locations
++#   include <OpenEXR/ImathVec.h>
++#   include <OpenEXR/half.h>
++#endif
+ 
+ #include "FreeImageIO.h"
+ #include "PSDParser.h"
+diff --git a/Makefile.fip b/Makefile.fip
+index 60bedbc..193126d 100644
+--- a/Makefile.fip
++++ b/Makefile.fip
+@@ -28,7 +28,7 @@ LIBRARIES-$(USE_JPEG)   += -ljpeg
+ LIBRARIES-$(USE_JPEG2K) += $(shell $(PKG_CONFIG) --libs libopenjp2)
+ LIBRARIES-$(USE_MNG)    += -lmng
+ LIBRARIES-$(USE_PNG)    += $(shell $(PKG_CONFIG) --libs libpng)
+-LIBRARIES-$(USE_TIFF)   += $(shell $(PKG_CONFIG) --libs libtiff-4 IlmBase)
++LIBRARIES-$(USE_TIFF)   += $(shell $(PKG_CONFIG) --libs libtiff-4 Imath)
+ LIBRARIES-$(USE_RAW)    += $(shell $(PKG_CONFIG) --libs libraw)
+ LIBRARIES-$(USE_WEBP)    += $(shell $(PKG_CONFIG) --libs libwebp libwebpmux)
+ 
+diff --git a/Makefile.gnu b/Makefile.gnu
+index b11c554..3de5a1b 100644
+--- a/Makefile.gnu
++++ b/Makefile.gnu
+@@ -28,7 +28,7 @@ LIBRARIES-$(USE_JPEG)   += -ljpeg
+ LIBRARIES-$(USE_JPEG2K) += $(shell $(PKG_CONFIG) --libs libopenjp2)
+ LIBRARIES-$(USE_MNG)    += -lmng
+ LIBRARIES-$(USE_PNG)    += $(shell $(PKG_CONFIG) --libs libpng)
+-LIBRARIES-$(USE_TIFF)   += $(shell $(PKG_CONFIG) --libs libtiff-4 IlmBase)
++LIBRARIES-$(USE_TIFF)   += $(shell $(PKG_CONFIG) --libs libtiff-4 Imath)
+ LIBRARIES-$(USE_RAW)    += $(shell $(PKG_CONFIG) --libs libraw)
+ LIBRARIES-$(USE_WEBP)    += $(shell $(PKG_CONFIG) --libs libwebp libwebpmux)
+ 
+diff --git a/Makefile.srcs b/Makefile.srcs
+index 26e1a6d..d97eacf 100644
+--- a/Makefile.srcs
++++ b/Makefile.srcs
+@@ -180,7 +180,7 @@ INCLUDE-$(USE_JPEG)   += -DUSE_JPEG
+ INCLUDE-$(USE_JPEG2K) += -DUSE_JPEG2K $(shell $(PKG_CONFIG) --cflags-only-I libopenjp2)
+ INCLUDE-$(USE_MNG)    += -DUSE_MNG
+ INCLUDE-$(USE_PNG)    += -DUSE_PNG    $(shell $(PKG_CONFIG) --cflags-only-I libpng)
+-INCLUDE-$(USE_TIFF)   += -DUSE_TIFF   $(shell $(PKG_CONFIG) --cflags-only-I libtiff-4 IlmBase)
++INCLUDE-$(USE_TIFF)   += -DUSE_TIFF   $(shell $(PKG_CONFIG) --cflags-only-I libtiff-4 Imath)
+ INCLUDE-$(USE_RAW)    += -DUSE_RAW    $(shell $(PKG_CONFIG) --cflags-only-I libraw)
+ INCLUDE-$(USE_WEBP)   += -DUSE_WEBP   $(shell $(PKG_CONFIG) --cflags-only-I libwebp libwebpmux)
+ INCLUDE = $(INCLUDE-yes)
diff --git a/media-libs/freeimage/freeimage-3.18.0-r4.ebuild b/media-libs/freeimage/freeimage-3.18.0-r4.ebuild
new file mode 100644
index 000000000000..5d9ec9c1f57c
--- /dev/null
+++ b/media-libs/freeimage/freeimage-3.18.0-r4.ebuild
@@ -0,0 +1,122 @@
+# Copyright 1999-2022 Gentoo Authors
+# Distributed under the terms of the GNU General Public License v2
+
+EAPI=8
+
+inherit edos2unix toolchain-funcs
+
+MY_PN=FreeImage
+MY_PV=${PV//.}
+MY_P=${MY_PN}${MY_PV}
+
+DESCRIPTION="Image library supporting many formats"
+HOMEPAGE="https://freeimage.sourceforge.io/"
+SRC_URI="mirror://sourceforge/${PN}/${MY_P}.zip
+	mirror://sourceforge/${PN}/${MY_P}.pdf
+	https://dev.gentoo.org/~juippis/distfiles/tmp/freeimage-3.18.0-unbundling.patch"
+
+LICENSE="|| ( GPL-2 FIPL-1.0 )"
+SLOT="0"
+KEYWORDS="~amd64 ~arm ~arm64 ~riscv ~x86 ~amd64-linux ~x86-linux"
+IUSE="jpeg jpeg2k mng openexr png raw static-libs tiff webp"
+
+# The tiff/ilmbase isn't a typo.  The TIFF plugin cheats and
+# uses code from it to handle 16bit<->float conversions.
+RDEPEND="
+	sys-libs/zlib
+	jpeg? ( virtual/jpeg:0 )
+	jpeg2k? ( media-libs/openjpeg:2= )
+	mng? ( media-libs/libmng:= )
+	openexr? ( media-libs/openexr:0= )
+	png? ( media-libs/libpng:0= )
+	raw? ( media-libs/libraw:= )
+	tiff? (
+		dev-libs/imath:=
+		media-libs/tiff:0
+	)
+	webp? ( media-libs/libwebp:= )"
+DEPEND="${RDEPEND}"
+BDEPEND="
+	app-arch/unzip
+	virtual/pkgconfig"
+
+S=${WORKDIR}/${MY_PN}
+
+DOCS=( "${DISTDIR}"/${MY_P}.pdf README.linux Whatsnew.txt )
+
+PATCHES=(
+	"${DISTDIR}"/${PN}-3.18.0-unbundling.patch
+	"${FILESDIR}"/${PN}-3.18.0-remove-jpeg-transform.patch
+	"${FILESDIR}"/${PN}-3.18.0-rename-jpeg_read_icc_profile.patch
+	"${FILESDIR}"/${PN}-3.18.0-disable-plugin-G3.patch
+	"${FILESDIR}"/${PN}-3.18.0-raw.patch
+	"${FILESDIR}"/${PN}-3.18.0-libjpeg9.patch
+	"${FILESDIR}"/${PN}-3.18.0-CVE-2019-12211-CVE-2019-12213.patch
+	"${FILESDIR}"/${PN}-3.18.0-openexr-3-imath.patch
+)
+
+src_prepare() {
+	pushd Source >/dev/null || die
+	cp LibJPEG/{transupp.c,transupp.h,jinclude.h} . || die
+	cp LibTIFF4/{tiffiop,tif_dir}.h . || die
+	rm -rf LibPNG LibMNG LibOpenJPEG ZLib OpenEXR LibRawLite LibTIFF4 LibJPEG LibWebP LibJXR || die
+	popd >/dev/null || die
+
+	edos2unix Makefile.{gnu,fip,srcs} fipMakefile.srcs */*.h */*/*.cpp
+	sed -i \
+		-e "s:/./:/:g" \
+		-e "s: ./: :g" \
+		-e 's: Source: \\\n\tSource:g' \
+		-e 's: Wrapper: \\\n\tWrapper:g' \
+		-e 's: Examples: \\\n\tExamples:g' \
+		-e 's: TestAPI: \\\n\tTestAPI:g' \
+		-e 's: -ISource: \\\n\t-ISource:g' \
+		-e 's: -IWrapper: \\\n\t-IWrapper:g' \
+		-e 's:INCLS:\nINCLS:g' \
+		Makefile.srcs fipMakefile.srcs || die
+	sed -i \
+		-e "/LibJPEG/d" \
+		-e "/LibJXR/d" \
+		-e "/LibPNG/d" \
+		-e "/LibTIFF/d" \
+		-e "/Source\/ZLib/d" \
+		-e "/LibOpenJPEG/d" \
+		-e "/OpenEXR/d" \
+		-e "/LibRawLite/d" \
+		-e "/LibMNG/d" \
+		-e "/LibWebP/d" \
+		-e "/LibJXR/d" \
+		Makefile.srcs fipMakefile.srcs || die
+
+	default
+}
+
+foreach_make() {
+	local m
+	for m in Makefile.{gnu,fip} ; do
+		emake -f ${m} \
+			USE_EXR=$(usex openexr) \
+			USE_JPEG=$(usex jpeg) \
+			USE_JPEG2K=$(usex jpeg2k) \
+			USE_MNG=$(usex mng) \
+			USE_PNG=$(usex png) \
+			USE_TIFF=$(usex tiff) \
+			USE_RAW=$(usex raw) \
+			USE_WEBP=$(usex webp) \
+			$(usex static-libs '' STATICLIB=) \
+			"$@"
+	done
+}
+
+src_compile() {
+	tc-export AR PKG_CONFIG
+	foreach_make \
+		CXX="$(tc-getCXX) -fPIC" \
+		CC="$(tc-getCC) -fPIC" \
+		${MY_PN}
+}
+
+src_install() {
+	foreach_make install DESTDIR="${ED}" INSTALLDIR="${ED}"/usr/$(get_libdir)
+	einstalldocs
+}