[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/libsndfile/all/conanfile.py

@@ -0,0 +1,151 @@
+from conan import ConanFile
+from conan.errors import ConanInvalidConfiguration
+from conan.tools.cmake import CMake, CMakeDeps, CMakeToolchain, cmake_layout
+from conan.tools.files import apply_conandata_patches, copy, export_conandata_patches, get, rmdir
+from conan.tools.microsoft import is_msvc, is_msvc_static_runtime
+from conan.tools.scm import Version
+import os
+
+required_conan_version = ">=1.54.0"
+
+
+class LibsndfileConan(ConanFile):
+    name = "libsndfile"
+    license = "LGPL-2.1"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "http://www.mega-nerd.com/libsndfile"
+    description = (
+        "Libsndfile is a library of C routines for reading and writing files "
+        "containing sampled audio data."
+    )
+    topics = ("audio",)
+    package_type = "library"
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "programs": [True, False],
+        "experimental": [True, False],
+        "with_alsa": [True, False],
+        "with_external_libs": [True, False],
+        "with_mpeg": [True, False],
+        "with_sndio": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "programs": True,
+        "experimental": False,
+        "with_alsa": False,
+        "with_external_libs": True,
+        "with_mpeg": True,
+        "with_sndio": False,
+    }
+
+    def export_sources(self):
+        export_conandata_patches(self)
+
+    def config_options(self):
+        if self.settings.os == "Windows":
+            del self.options.fPIC
+            del self.options.with_alsa
+        if Version(self.version) < "1.1.0":
+            del self.options.with_mpeg
+
+    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 validate(self):
+        if self.options.with_sndio:
+            if self.dependencies["libsndio"].options.get_safe("with_alsa") and not self.options.get_safe("with_alsa"):
+                raise ConanInvalidConfiguration(f"{self.ref} 'with_alsa' option should be True when the libsndio 'with_alsa' one is True")
+
+    def layout(self):
+        cmake_layout(self, src_folder="src")
+
+    def requirements(self):
+        if self.options.with_sndio:
+            self.requires("libsndio/1.9.0", options={"with_alsa": self.options.get_safe("with_alsa")})
+        if self.options.get_safe("with_alsa"):
+            self.requires("libalsa/1.2.10")
+        if self.options.with_external_libs:
+            self.requires("ogg/1.3.5")
+            self.requires("vorbis/1.3.7")
+            self.requires("flac/1.4.2")
+            self.requires("opus/1.4")
+        if self.options.get_safe("with_mpeg"):
+            self.requires("mpg123/1.31.2")
+            self.requires("libmp3lame/3.100")
+
+    def source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        tc.variables["CMAKE_DISABLE_FIND_PACKAGE_Speex"] = True  # FIXME: missing speex cci recipe (check whether it is really required)
+        tc.variables["CMAKE_DISABLE_FIND_PACKAGE_SQLite3"] = True  # only used for regtest
+        tc.variables["ENABLE_EXTERNAL_LIBS"] = self.options.with_external_libs
+        if not self.options.with_external_libs:
+            tc.variables["CMAKE_DISABLE_FIND_PACKAGE_Ogg"] = True
+            tc.variables["CMAKE_DISABLE_FIND_PACKAGE_Vorbis"] = True
+            tc.variables["CMAKE_DISABLE_FIND_PACKAGE_FLAC"] = True
+            tc.variables["CMAKE_DISABLE_FIND_PACKAGE_Opus"] = True
+        if not self.options.get_safe("with_alsa", False):
+            tc.variables["CMAKE_DISABLE_FIND_PACKAGE_ALSA"] = True
+        tc.variables["BUILD_PROGRAMS"] = self.options.programs
+        tc.variables["BUILD_EXAMPLES"] = False
+        tc.variables["BUILD_TESTING"] = False
+        tc.variables["ENABLE_CPACK"] = False
+        tc.variables["ENABLE_EXPERIMENTAL"] = self.options.experimental
+        if is_msvc(self) and Version(self.version) < "1.0.30":
+            tc.variables["ENABLE_STATIC_RUNTIME"] = is_msvc_static_runtime(self)
+        tc.variables["BUILD_REGTEST"] = False
+        # https://github.com/libsndfile/libsndfile/commit/663a59aa6ea5e24cf5159b8e1c2b0735712ea74e#diff-1e7de1ae2d059d21e1dd75d5812d5a34b0222cef273b7c3a2af62eb747f9d20a
+        if Version(self.version) >= "1.1.0":
+            tc.variables["ENABLE_MPEG"] = self.options.with_mpeg
+        # Fix iOS/tvOS/watchOS
+        tc.variables["CMAKE_MACOSX_BUNDLE"] = False
+        tc.generate()
+        deps = CMakeDeps(self)
+        deps.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, "cmake"))
+        rmdir(self, os.path.join(self.package_folder, "lib", "pkgconfig"))
+        rmdir(self, os.path.join(self.package_folder, "share"))
+
+    def package_info(self):
+        self.cpp_info.set_property("cmake_file_name", "SndFile")
+        self.cpp_info.set_property("cmake_target_name", "SndFile::sndfile")
+        self.cpp_info.set_property("pkg_config_name", "sndfile")
+        self.cpp_info.libs = ["sndfile"]
+        if self.options.with_sndio:
+            self.cpp_info.requires.append("libsndio::libsndio")
+        if self.options.with_external_libs:
+            self.cpp_info.requires.extend([
+                "ogg::ogg", "vorbis::vorbismain", "vorbis::vorbisenc",
+                "flac::flac", "opus::opus",
+            ])
+        if self.options.get_safe("with_mpeg", False):
+            self.cpp_info.requires.append("mpg123::mpg123")
+            self.cpp_info.requires.append("libmp3lame::libmp3lame")
+        if self.options.get_safe("with_alsa"):
+            self.cpp_info.requires.append("libalsa::libalsa")
+        if not self.options.shared:
+            if self.settings.os in ["Linux", "FreeBSD"]:
+                self.cpp_info.system_libs = ["m", "dl", "pthread", "rt"]
+            elif self.settings.os == "Windows":
+                self.cpp_info.system_libs.append("winmm")