[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/libwebp/all/conanfile.py

@@ -0,0 +1,141 @@
+from conan import ConanFile
+from conan.tools.cmake import CMake, CMakeToolchain, cmake_layout
+from conan.tools.files import apply_conandata_patches, copy, export_conandata_patches, get, rmdir
+from conan.tools.microsoft import is_msvc
+from conan.tools.scm import Version
+import os
+
+required_conan_version = ">=1.53.0"
+
+
+class LibwebpConan(ConanFile):
+    name = "libwebp"
+    description = "Library to encode and decode images in WebP format"
+    url = "https://github.com/conan-io/conan-center-index"
+    homepage = "https://chromium.googlesource.com/webm/libwebp"
+    topics = ("image", "libwebp", "webp", "decoding", "encoding")
+    license = "BSD-3-Clause"
+
+    settings = "os", "arch", "compiler", "build_type"
+    options = {
+        "shared": [True, False],
+        "fPIC": [True, False],
+        "with_simd": [True, False],
+        "near_lossless": [True, False],
+        "swap_16bit_csp": [True, False],
+    }
+    default_options = {
+        "shared": False,
+        "fPIC": True,
+        "with_simd": True,
+        "near_lossless": True,
+        "swap_16bit_csp": False,
+    }
+
+    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 source(self):
+        get(self, **self.conan_data["sources"][self.version], strip_root=True)
+
+    def generate(self):
+        tc = CMakeToolchain(self)
+        # should be an option but it doesn't work yet
+        tc.variables["WEBP_ENABLE_SIMD"] = self.options.with_simd
+        tc.variables["WEBP_NEAR_LOSSLESS"] = self.options.near_lossless
+        tc.variables["WEBP_ENABLE_SWAP_16BIT_CSP"] = self.options.swap_16bit_csp
+        # avoid finding system libs
+        tc.variables["CMAKE_DISABLE_FIND_PACKAGE_GIF"] = True
+        tc.variables["CMAKE_DISABLE_FIND_PACKAGE_PNG"] = True
+        tc.variables["CMAKE_DISABLE_FIND_PACKAGE_TIFF"] = True
+        tc.variables["CMAKE_DISABLE_FIND_PACKAGE_JPEG"] = True
+        tc.variables["WEBP_BUILD_ANIM_UTILS"] = False
+        tc.variables["WEBP_BUILD_CWEBP"] = False
+        tc.variables["WEBP_BUILD_DWEBP"] = False
+        tc.variables["WEBP_BUILD_IMG2WEBP"] = False
+        tc.variables["WEBP_BUILD_GIF2WEBP"] = False
+        tc.variables["WEBP_BUILD_VWEBP"] = False
+        tc.variables["WEBP_BUILD_EXTRAS"] = False
+        tc.variables["WEBP_BUILD_WEBPINFO"] = False
+        if Version(self.version) >= "1.2.1":
+            tc.variables["WEBP_BUILD_LIBWEBPMUX"] = True
+        tc.variables["WEBP_BUILD_WEBPMUX"] = False
+        if self.options.shared and is_msvc(self):
+            # Building a dll (see fix-dll-export patch)
+            tc.preprocessor_definitions["WEBP_DLL"] = 1
+        tc.generate()
+
+    def build(self):
+        apply_conandata_patches(self)
+        cmake = CMake(self)
+        cmake.configure()
+        cmake.build()
+
+    def package(self):
+        cmake = CMake(self)
+        cmake.install()
+        copy(self, "COPYING", src=self.source_folder, dst=os.path.join(self.package_folder, "licenses"))
+        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", "WebP")
+        self.cpp_info.set_property("pkg_config_name", "libwebp-all-do-not-use")
+
+        # webpdecoder
+        self.cpp_info.components["webpdecoder"].set_property("cmake_target_name", "WebP::webpdecoder")
+        self.cpp_info.components["webpdecoder"].set_property("pkg_config_name", "libwebpdecoder")
+        self.cpp_info.components["webpdecoder"].libs = ["webpdecoder"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["webpdecoder"].system_libs = ["m", "pthread"]
+
+        # webp
+        self.cpp_info.components["webp"].set_property("cmake_target_name", "WebP::webp")
+        self.cpp_info.components["webp"].set_property("pkg_config_name", "libwebp")
+        self.cpp_info.components["webp"].libs = ["webp"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["webp"].system_libs = ["m", "pthread"]
+
+        if Version(self.version) >= "1.3.0":
+            # sharpyuv
+            self.cpp_info.components["sharpyuv"].set_property("cmake_target_name", "WebP::sharpyuv")
+            self.cpp_info.components["sharpyuv"].set_property("pkg_config_name", "libsharpyuv")
+            self.cpp_info.components["sharpyuv"].libs = ["sharpyuv"]
+            if self.settings.os in ["Linux", "FreeBSD"]:
+                self.cpp_info.components["sharpyuv"].system_libs = ["m", "pthread"]
+            # note: webp now depends on sharpyuv
+            self.cpp_info.components["webp"].requires = ["sharpyuv"]
+
+        # webpdemux
+        self.cpp_info.components["webpdemux"].set_property("cmake_target_name", "WebP::webpdemux")
+        self.cpp_info.components["webpdemux"].set_property("pkg_config_name", "libwebpdemux")
+        self.cpp_info.components["webpdemux"].libs = ["webpdemux"]
+        self.cpp_info.components["webpdemux"].requires = ["webp"]
+
+        # webpmux
+        self.cpp_info.components["webpmux"].set_property("cmake_target_name", "WebP::libwebpmux")
+        self.cpp_info.components["webpmux"].set_property("pkg_config_name", "libwebpmux")
+        self.cpp_info.components["webpmux"].libs = ["webpmux"]
+        self.cpp_info.components["webpmux"].requires = ["webp"]
+        if self.settings.os in ["Linux", "FreeBSD"]:
+            self.cpp_info.components["webpmux"].system_libs = ["m"]
+
+        # TODO: to remove in conan v2 once cmake_find_package_* generators removed
+        self.cpp_info.names["cmake_find_package"] = "WebP"
+        self.cpp_info.names["cmake_find_package_multi"] = "WebP"
+        self.cpp_info.names["pkg_config"] = "libwebp-all-do-not-use"
+        self.cpp_info.components["webpmux"].names["cmake_find_package"] = "libwebpmux"
+        self.cpp_info.components["webpmux"].names["cmake_find_package_multi"] = "libwebpmux"