[DO-971] ffmpeg recipe with requirements (!9)

Co-authored-by: aleksandr.vodyanov <aleksandr.vodyanov@avroid.tech>
Reviewed-on: https://git.avroid.tech/Conan/conan_build/pulls/9

recipes/vorbis/all/conandata.yml

@@ -0,0 +1,17 @@
+sources:
+  "1.3.7":
+    url: "https://nexus.avroid.tech/repository/devops-raw-proxy-github/xiph/vorbis/archive/v1.3.7.tar.gz"
+    sha256: "270c76933d0934e42c5ee0a54a36280e2d87af1de3cc3e584806357e237afd13"
+  "1.3.6":
+    url: "https://nexus.avroid.tech/repository/devops-raw-proxy-github/xiph/vorbis/archive/v1.3.6.tar.gz"
+    sha256: "43fc4bc34f13da15b8acfa72fd594678e214d1cab35fc51d3a54969a725464eb"
+patches:
+  "1.3.7":
+    - patch_file: "patches/1.3.7-0001-mingw-shared-def.patch"
+      patch_description: "MinGW: fix .def file for shared lib"
+      patch_type: "portability"
+      patch_source: "https://nexus.avroid.tech/repository/devops-raw-proxy-github/xiph/vorbis/pull/76"
+  "1.3.6":
+    - patch_file: "patches/1.3.6-0001-link-libm-find-package-ogg.patch"
+      patch_description: "CMake: robust discovery and link of libm and Ogg"
+      patch_type: "conan"

recipes/vorbis/all/conanfile.py

@@ -0,0 +1,114 @@
+from conan import ConanFile
+from conan.tools.cmake import CMake, CMakeDeps, CMakeToolchain, cmake_layout
+from conan.tools.files import apply_conandata_patches, copy, export_conandata_patches, get, rmdir
+import os
+
+required_conan_version = ">=1.54.0"
+
+
+class VorbisConan(ConanFile):
+    name = "vorbis"
+    description = "The VORBIS audio codec library"
+    topics = ("audio", "codec")
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://xiph.org/vorbis/"
+    license = "BSD-3-Clause"
+    package_type = "library"
+    settings = "os", "arch", "build_type", "compiler"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+    }
+
+    def export_sources(self):
+        export_conandata_patches(self)
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+
+    def configure(self):
+        if self.options.shared:
+            self.options.rm_safe("fPIC")
+        self.settings.rm_safe("compiler.cppstd")
+        self.settings.rm_safe("compiler.libcxx")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def requirements(self):
+        self.requires("ogg/1.3.5", transitive_headers=True, transitive_libs=True)
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        # Relocatable shared lib on Macos
+        tc.cache_variables["CMAKE_POLICY_DEFAULT_CMP0042"] = "NEW"
+        tc.generate()
+        cd = CMakeDeps(self)
+        cd.generate()
+
+    def build(self):
+        apply_conandata_patches(self)
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        copy(self, "COPYING", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        cmake = CMake(self)
+        cmake.install()
+        rmdir(self, os.path.join(self.package_folder, "lib", "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+
+    def package_info(self):
+        self.cpp_info.set_property("cmake_file_name", "Vorbis")
+        # see https://github.com/conan-io/conan-center-index/pull/4173
+        self.cpp_info.set_property("pkg_config_name", "vorbis-all-do-not-use")
+
+        # vorbis
+        self.cpp_info.components["vorbismain"].set_property("cmake_target_name", "Vorbis::vorbis")
+        self.cpp_info.components["vorbismain"].set_property("pkg_config_name", "vorbis")
+        self.cpp_info.components["vorbismain"].libs = ["vorbis"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["vorbismain"].system_libs.append("m")
+        self.cpp_info.components["vorbismain"].requires = ["ogg::ogg"]
+
+        # TODO: Upstream VorbisConfig.cmake defines components 'Enc' and 'File',
+        # which are related to imported targets Vorbis::vorbisenc and Vorbis::vorbisfile
+        # Find a way to emulate this in CMakeDeps. See https://github.com/conan-io/conan/issues/10258
+
+        # vorbisenc
+        self.cpp_info.components["vorbisenc"].set_property("cmake_target_name", "Vorbis::vorbisenc")
+        self.cpp_info.components["vorbisenc"].set_property("pkg_config_name", "vorbisenc")
+        self.cpp_info.components["vorbisenc"].libs = ["vorbisenc"]
+        self.cpp_info.components["vorbisenc"].requires = ["vorbismain"]
+
+        # vorbisfile
+        self.cpp_info.components["vorbisfile"].set_property("cmake_target_name", "Vorbis::vorbisfile")
+        self.cpp_info.components["vorbisfile"].set_property("pkg_config_name", "vorbisfile")
+        self.cpp_info.components["vorbisfile"].libs = ["vorbisfile"]
+        self.cpp_info.components["vorbisfile"].requires = ["vorbismain"]
+
+        # TODO: to remove in conan v2 once cmake_find_package_* generators removed
+        self.cpp_info.names["cmake_find_package"] = "Vorbis"
+        self.cpp_info.names["cmake_find_package_multi"] = "Vorbis"
+        self.cpp_info.names["pkg_config"] = "vorbis-all-do-not-use"
+        self.cpp_info.components["vorbismain"].names["cmake_find_package"] = "vorbis"
+        self.cpp_info.components["vorbismain"].names["cmake_find_package_multi"] = "vorbis"
+        self.cpp_info.components["vorbisenc"].names["cmake_find_package"] = "vorbisenc"
+        self.cpp_info.components["vorbisenc"].names["cmake_find_package_multi"] = "vorbisenc"
+        self.cpp_info.components["vorbisfile"].names["cmake_find_package"] = "vorbisfile"
+        self.cpp_info.components["vorbisfile"].names["cmake_find_package_multi"] = "vorbisfile"
+        self.cpp_info.components["vorbisenc-alias"].names["cmake_find_package"] = "Enc"
+        self.cpp_info.components["vorbisenc-alias"].names["cmake_find_package_multi"] = "Enc"
+        self.cpp_info.components["vorbisenc-alias"].requires.append("vorbisenc")
+        self.cpp_info.components["vorbisfile-alias"].names["cmake_find_package"] = "File"
+        self.cpp_info.components["vorbisfile-alias"].names["cmake_find_package_multi"] = "File"
+        self.cpp_info.components["vorbisfile-alias"].requires.append("vorbisfile")

recipes/vorbis/all/patches/1.3.6-0001-link-libm-find-package-ogg.patch

@@ -0,0 +1,56 @@
+Backport in 1.3.6 some build improvements of 1.3.7:
+* link to libm
+* usage of find_package to discover Ogg and link with Ogg:ogg target
+
+--- a/CMakeLists.txt
++++ b/CMakeLists.txt
+@@ -4,6 +4,7 @@ project(vorbis)
+ # Required modules
+ include(GNUInstallDirs)
+ include(CheckIncludeFiles)
++include(CheckLibraryExists)
+ 
+ # Build options
+ option(BUILD_SHARED_LIBS "Build shared library" OFF)
+@@ -52,18 +53,12 @@ endfunction()
+ 
+ message(STATUS "Configuring ${PROJECT_NAME} ${PROJECT_VERSION}")
+ 
++# Find math library
++
++check_library_exists(m floor "" HAVE_LIBM)
++
+ # Find ogg dependency
+-if(NOT OGG_ROOT)
+-    find_package(PkgConfig QUIET)
+-    pkg_check_modules(PC_OGG QUIET ogg)
+-    find_path(OGG_INCLUDE_DIRS NAMES ogg/ogg.h HINTS ${PC_OGG_INCLUDE_DIRS} PATH_SUFFIXES ogg)
+-    find_library(OGG_LIBRARIES NAMES ogg HINTS ${PC_OGG_LIBRARY_DIRS})
+-else()
+-    find_path(OGG_INCLUDE_DIRS NAMES ogg/ogg.h HINTS ${OGG_ROOT}/include PATH_SUFFIXES ogg)
+-    find_library(OGG_LIBRARIES NAMES ogg HINTS ${OGG_ROOT}/lib ${OGG_ROOT}/lib64)
+-endif()
+-include(FindPackageHandleStandardArgs)
+-find_package_handle_standard_args(OGG DEFAULT_MSG OGG_INCLUDE_DIRS OGG_LIBRARIES)
++find_package(Ogg REQUIRED)
+ 
+ add_subdirectory(lib)
+ 
+--- a/lib/CMakeLists.txt
++++ b/lib/CMakeLists.txt
+@@ -83,9 +83,12 @@ if (NOT BUILD_FRAMEWORK)
+     get_version_info(VORBISFILE_VERSION_INFO "VF_LIB_CURRENT" "VF_LIB_AGE" "VF_LIB_REVISION")
+     set_target_properties(vorbisfile PROPERTIES SOVERSION ${VORBISFILE_VERSION_INFO})
+ 
+-    target_link_libraries(vorbis ${OGG_LIBRARIES})
+-    target_link_libraries(vorbisenc ${OGG_LIBRARIES} vorbis)
+-    target_link_libraries(vorbisfile ${OGG_LIBRARIES} vorbis)
++    target_link_libraries(vorbis
++        PUBLIC Ogg::ogg
++        PRIVATE $<$<BOOL:${HAVE_LIBM}>:m>
++    )
++    target_link_libraries(vorbisenc PUBLIC vorbis)
++    target_link_libraries(vorbisfile PUBLIC vorbis)
+ 
+     install(FILES ${VORBIS_PUBLIC_HEADERS} DESTINATION ${CMAKE_INSTALL_FULL_INCLUDEDIR}/vorbis)
+ 

recipes/vorbis/all/patches/1.3.7-0001-mingw-shared-def.patch

@@ -0,0 +1,29 @@
+--- a/win32/vorbis.def
++++ b/win32/vorbis.def
+@@ -1,6 +1,6 @@
+ ; vorbis.def
+ ; 
+-LIBRARY
++
+ EXPORTS
+ _floor_P
+ _mapping_P
+--- a/win32/vorbisenc.def
++++ b/win32/vorbisenc.def
+@@ -1,6 +1,5 @@
+ ; vorbisenc.def
+ ;
+-LIBRARY
+ 
+ EXPORTS
+ vorbis_encode_init
+--- a/win32/vorbisfile.def
++++ b/win32/vorbisfile.def
+@@ -1,6 +1,6 @@
+ ; vorbisfile.def
+ ;
+-LIBRARY
++
+ EXPORTS
+ ov_clear
+ ov_open

recipes/vorbis/all/test_package/CMakeLists.txt

@@ -0,0 +1,7 @@
+cmake_minimum_required(VERSION 3.1)
+project(test_package LANGUAGES C)
+
+find_package(Vorbis REQUIRED Enc CONFIG)
+
+add_executable(${PROJECT_NAME} test_package.c)
+target_link_libraries(${PROJECT_NAME} PRIVATE Vorbis::vorbisenc)

recipes/vorbis/all/test_package/conanfile.py

@@ -0,0 +1,25 @@
+from conan import ConanFile
+from conan.tools.build import cross_building
+from conan.tools.cmake import CMake, cmake_layout
+import os
+
+
+class TestPackageConan(ConanFile):
+    settings = "os", "arch", "compiler", "build_type"
+    generators = "CMakeToolchain", "CMakeDeps", "VirtualRunEnv"
+
+    def requirements(self):
+        self.requires(self.tested_reference_str)
+
+    def layout(self):
+        cmake_layout(self)
+
+    def build(self):
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def test(self):
+        if not cross_building(self):
+            bin_path = os.path.join(self.cpp.build.bindirs[0], "test_package")
+            self.run(bin_path, env="conanrun")

recipes/vorbis/all/test_package/test_package.c

@@ -0,0 +1,7 @@
+#include <stdio.h>
+#include <vorbis/vorbisenc.h>
+
+int main(){
+  vorbis_comment   vc;
+  vorbis_comment_init(&vc);
+}

recipes/vorbis/config.yml

@@ -0,0 +1,5 @@
+versions:
+  "1.3.7":
+    folder: all
+  "1.3.6":
+    folder: all