Add libvpx to ffmpeg (#25155)

var/spack/repos/builtin/packages/ffmpeg/package.py

@@ -52,6 +52,7 @@ class Ffmpeg(AutotoolsPackage):
     variant('libspeex', default=False, description='Speex de/encoding')
     variant('libssh', default=False, description='SFTP protocol')
     variant('libvorbis', default=False, description='Vorbis en/decoding')
+    variant('libvpx', default=False, description='VP9 en/decoding')
     variant('libwebp', default=False, description='WebP encoding via libwebp')
     # TODO: There is an issue with the spack headers property in the libxml2
     # package recipe. Comment out the libxml2 variant until that is resolved.
@@ -77,6 +78,7 @@ class Ffmpeg(AutotoolsPackage):
     depends_on('lame', when='+libmp3lame')
     depends_on('libssh', when='+libssh')
     depends_on('libvorbis', when='+libvorbis')
+    depends_on('libvpx', when='+libvpx')
     depends_on('libwebp', when='+libwebp')
     # TODO: enable libxml2 when libxml2 header issue is resolved
     # depends_on('libxml2', when='+libxml2')
@@ -164,6 +166,7 @@ def configure_args(self):
             'libopus',
             'libspeex',
             'libvorbis',
+            'libvpx',
             'avresample',
             'openssl',
             'shared',

var/spack/repos/builtin/packages/libvpx/package.py

@@ -0,0 +1,31 @@
+# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
+# Spack Project Developers. See the top-level COPYRIGHT file for details.
+#
+# SPDX-License-Identifier: (Apache-2.0 OR MIT)
+
+from spack import *
+
+
+class Libvpx(AutotoolsPackage):
+    """libvpx is a free software video codec library from Google and the
+    Alliance for Open Media.
+    It serves as the reference software implementation for the VP8 and VP9
+    video coding formats, and for AV1 a special fork named libaom that was
+    stripped of backwards compatibility.
+    """
+
+    homepage = "https://chromium.googlesource.com/webm/libvpx"
+    url      = "https://github.com/webmproject/libvpx/archive/refs/tags/v1.10.0.tar.gz"
+
+    version('1.10.0', sha256='85803ccbdbdd7a3b03d930187cb055f1353596969c1f92ebec2db839fa4f834a')
+
+    variant('pic', default=True,
+            description='Produce position-independent code (for shared libs)')
+
+    depends_on('yasm')
+
+    def configure_args(self):
+        extra_args = []
+        if "+pic" in self.spec:
+            extra_args.append('--enable-pic')
+        return extra_args